diff --git a/src/components/DiagramCanvas.vue b/src/components/DiagramCanvas.vue
index 87b6a81..1abc48f 100644
--- a/src/components/DiagramCanvas.vue
+++ b/src/components/DiagramCanvas.vue
@@ -9,7 +9,7 @@
       :style="{ transform: `translate(${position.x}px, ${position.y}px) scale(${scale})` }">      <!-- 渲染连线 -->
       <svg class="wires-layer" width="4000" height="4000">
         <!-- 已完成的连线 -->
-        <Wire
+        <WireComponent
           v-for="wire in wires"
           :key="wire.id"
           :id="wire.id"
@@ -19,16 +19,17 @@
           :end-y="wire.endY"
           :stroke-color="wire.color || '#4a5568'"
           :stroke-width="2"
-          :is-active="wire.isActive"
+          :is-active="wireSelectedId === wire.id"
           :start-component-id="wire.startComponentId"
           :start-pin-label="wire.startPinLabel"
           :end-component-id="wire.endComponentId"
           :end-pin-label="wire.endPinLabel"
+          :constraint="wire.constraint"
           @click="handleWireClick(wire)"
         />
         
         <!-- 正在创建的连线 -->
-        <Wire
+        <WireComponent
           v-if="isCreatingWire"
           id="temp-wire"
           :start-x="creatingWireStart.x"
@@ -58,7 +59,7 @@
           @mouseleave="hoveredComponent = null"><!-- 动态渲染组件 -->        <component
           :is="getComponentDefinition(component.type)"
           v-if="props.componentModules[component.type]"
-          v-bind="prepareComponentProps(component.props || {})"
+          v-bind="prepareComponentProps(component.props || {}, component.id)"
           @update:bindKey="(value: string) => updateComponentProp(component.id, 'bindKey', value)"
           @pin-click="(pinInfo: any) => handlePinClick(component.id, pinInfo, pinInfo.originalEvent)"
           :ref="(el: any) => { if (el) componentRefs[component.id] = el; }"
@@ -80,7 +81,7 @@
 
 <script setup lang="ts">
 import { ref, reactive, onMounted, onUnmounted } from 'vue';
-import Wire from '@/components/Wire.vue';
+import WireComponent from '@/components/equipments/Wire.vue';
 
 // 定义组件接受的属性
 interface ComponentItem {
@@ -112,6 +113,7 @@ const selectedComponentId = ref<string | null>(null);
 const hoveredComponent = ref<string | null>(null);
 const draggingComponentId = ref<string | null>(null);
 const componentDragOffset = reactive({ x: 0, y: 0 });
+const wireSelectedId = ref<string | null>(null);
 
 // 组件引用跟踪
 const componentRefs = ref<Record<string, any>>({});
@@ -170,20 +172,27 @@ const getComponentDefinition = (type: string) => {
 };
 
 // 准备组件属性，确保类型正确
-function prepareComponentProps(props: Record<string, any>): Record<string, any> {
-  const result: Record<string, any> = {};
-  for (const key in props) {
-    let value = props[key];
+function prepareComponentProps(props: Record<string, any>, componentId?: string): Record<string, any> {
+  const result: Record<string, any> = { ...props };
+  
+  // 添加组件ID属性，用于唯一标识针脚
+  if (componentId) {
+    result.componentId = componentId;
+  }
+  
+  // 确保某些属性的类型正确
+  for (const key in result) {
+    let value = result[key];
     // 只要不是 null/undefined 且不是 string，就强制转字符串
     if (
       (key === 'style' || key === 'direction' || key === 'type') &&
       value != null &&
       typeof value !== 'string'
     ) {
-      value = String(value);
+      result[key] = String(value);
     }
-    result[key] = value;
   }
+  
   return result;
 }
 
@@ -363,6 +372,17 @@ function getComponentRef(componentId: string) {
   return componentRefs.value[component.id] || null;
 }
 
+// 获取Wire组件引用
+function getWireRef(wireId: string) {
+  // 在SVG中查找Wire组件
+  const wire = document.querySelector(`[data-wire-id="${wireId}"]`);
+  if (wire && '__vueParentInstance' in wire) {
+    // @ts-ignore - 访问Vue内部属性
+    return wire.__vueParentInstance?.component?.exposed;
+  }
+  return null;
+}
+
 // 暴露给父组件的方法
 defineExpose({
   getComponentRef,
@@ -384,6 +404,9 @@ interface WireItem {
   color?: string;
   isActive?: boolean;
   constraint?: string;
+  strokeWidth?: number;
+  routingMode?: 'auto' | 'orthogonal' | 'direct';
+  showLabel?: boolean;
 }
 
 const wires = ref<WireItem[]>([]);
@@ -449,52 +472,74 @@ function handlePinClick(componentId: string, pinInfo: any, event: MouseEvent) {
     
     // 添加鼠标移动监听
     document.addEventListener('mousemove', onCreatingWireMouseMove);
-    
-  } else {
-    // 完成连线
+      } else {    // 完成连线
     if (componentId === creatingWireStartInfo.componentId && pinInfo.label === creatingWireStartInfo.pinLabel) {
       // 如果点了同一个Pin，取消连线
       cancelWireCreation();
       return;
     }
     
-    // 检查约束条件
-    const startConstraint = creatingWireStartInfo.constraint;
-    const endConstraint = pinInfo.constraint;
-    
-    if (startConstraint && endConstraint && startConstraint !== endConstraint) {
-      // 两个Pin都有约束，但约束不同，需要询问用户选择哪个约束
-      promptForConstraintSelection(
-        componentId, 
-        pinInfo, 
-        startConstraint, 
-        endConstraint
-      );
+    // 获取起点和终点的约束
+    const startConstraint = creatingWireStartInfo.constraint || '';
+    const endConstraint = pinInfo.constraint || '';
+    let finalConstraint = '';
+    // 如果两端约束完全一致，直接用该约束，不弹窗
+    if (startConstraint && endConstraint && startConstraint === endConstraint) {
+      finalConstraint = startConstraint;
     } else {
-      // 确定最终约束
-      let finalConstraint = '';
-      
-      if (startConstraint) {
+      // 确定最终要使用的约束
+      let replacedConstraint: string | null = null;
+      let newConstraint: string | null = null;
+      if (startConstraint && endConstraint) {
+        const isStartSystemConstraint = startConstraint.startsWith('$');
+        const isEndSystemConstraint = endConstraint.startsWith('$');
+        if (!isStartSystemConstraint && isEndSystemConstraint) {
+          finalConstraint = startConstraint;
+          replacedConstraint = endConstraint;
+          newConstraint = startConstraint;
+        } else if (isStartSystemConstraint && !isEndSystemConstraint) {
+          finalConstraint = endConstraint;
+          replacedConstraint = startConstraint;
+          newConstraint = endConstraint;
+        } else if (isStartSystemConstraint && isEndSystemConstraint) {
+          finalConstraint = Math.random() < 0.5 ? startConstraint : endConstraint;
+          replacedConstraint = (finalConstraint === startConstraint) ? endConstraint : startConstraint;
+          newConstraint = finalConstraint;
+        } else {
+          const userChoice = confirm(`针脚约束冲突：${startConstraint} 和 ${endConstraint}。点击"确定"保留${startConstraint}，点击"取消"保留${endConstraint}`);
+          finalConstraint = userChoice ? startConstraint : endConstraint;
+          replacedConstraint = userChoice ? endConstraint : startConstraint;
+          newConstraint = finalConstraint;
+        }
+      } else if (startConstraint) {
         finalConstraint = startConstraint;
       } else if (endConstraint) {
         finalConstraint = endConstraint;
       } else {
-        // 两个Pin都没有约束，生成随机约束
         finalConstraint = generateRandomConstraint();
       }
-        // 完成连线
-      completeWireCreation(
-        componentId, 
-        pinInfo.label, 
-        finalConstraint,
-        pinInfo
-      );
-      
-      // 更新两个Pin的约束
-      updatePinConstraint(creatingWireStartInfo.componentId, creatingWireStartInfo.pinLabel, finalConstraint);
-      updatePinConstraint(componentId, pinInfo.label, finalConstraint);
+      // 如果发生了批量替换需求，遍历所有组件的所有Pin
+      if (replacedConstraint && newConstraint && replacedConstraint !== newConstraint) {
+        props.components.forEach(comp => {
+          if (comp.props && comp.props.constraint === replacedConstraint) {
+            emit('update-component-prop', { id: comp.id, propName: 'constraint', value: newConstraint });
+          }
+        });
+      }
+    }
+    
+    // 完成连线
+    completeWireCreation(
+      componentId, 
+      pinInfo.label, 
+      finalConstraint,
+      pinInfo
+    );
+    
+    // 更新两个Pin的约束
+    updatePinConstraint(creatingWireStartInfo.componentId, creatingWireStartInfo.pinLabel, finalConstraint);
+    updatePinConstraint(componentId, pinInfo.label, finalConstraint);
     }
-  }
 }
 
 // 生成随机约束名
@@ -503,36 +548,6 @@ function generateRandomConstraint() {
   return `$auto_constraint_${randomId}`;
 }
 
-// 询问用户选择约束
-function promptForConstraintSelection(
-  endComponentId: string, 
-  endPinInfo: any, 
-  startConstraint: string,
-  endConstraint: string
-) {
-  // 在实际应用中，这里可以使用Modal对话框等UI组件
-  // 这里简化为使用浏览器的confirm
-  const useStartConstraint = confirm(
-    `连接两个不同约束的Pin:\n` +
-    `- 起点约束: ${startConstraint}\n` +
-    `- 终点约束: ${endConstraint}\n\n` +
-    `点击"确定"使用起点约束，点击"取消"使用终点约束。`
-  );
-  
-  const finalConstraint = useStartConstraint ? startConstraint : endConstraint;
-    // 完成连线
-  completeWireCreation(
-    endComponentId, 
-    endPinInfo.label, 
-    finalConstraint,
-    endPinInfo
-  );
-  
-  // 更新两个Pin的约束
-  updatePinConstraint(creatingWireStartInfo.componentId, creatingWireStartInfo.pinLabel, finalConstraint);
-  updatePinConstraint(endComponentId, endPinInfo.label, finalConstraint);
-}
-
 // 更新Pin的约束
 function updatePinConstraint(componentId: string, pinLabel: string, constraint: string) {
   // 通过组件ID获取组件实例
@@ -575,27 +590,16 @@ function completeWireCreation(endComponentId: string, endPinLabel: string, const
       endX = (pinPosition.x - containerRect.left - position.x) / scale.value;
       endY = (pinPosition.y - containerRect.top - position.y) / scale.value;
       console.log(`通过 getPinPosition 获取终点针脚 ${endPinLabel} 的画布坐标: (${endX}, ${endY})`);
-    } else {
-      console.warn(`getPinPosition 返回 null，将使用备选方法`);
+    } else {    console.warn(`getPinPosition 返回 null，将使用备选方法`);
     }
   } else if (endPinInfo && endPinInfo.position) {
     // 如果 getPinPosition 不可用，使用传入的针脚位置信息
     const pinPagePosition = endPinInfo.position;
     endX = (pinPagePosition.x - containerRect.left - position.x) / scale.value;
     endY = (pinPagePosition.y - containerRect.top - position.y) / scale.value;
-    console.log(`通过 pinInfo.position 获取终点针脚位置: (${endX}, ${endY})`);
-  } else {
-    console.warn(`无法获取针脚 ${endPinLabel} 的精确位置，使用鼠标位置代替`);
   }
-    // 检查起点和终点是否重合
-  const distanceSquared = Math.pow(endX - creatingWireStart.x, 2) + Math.pow(endY - creatingWireStart.y, 2);
-  if (distanceSquared < 1) { // 如果距离小于1像素
-    console.warn(`起点和终点太接近 (${distanceSquared}像素²)，调整终点位置`);
-    // 稍微调整终点位置，避免重合
-    endX += 10 + Math.random() * 5;
-    endY += 10 + Math.random() * 5;
-  }
-    // 创建新的连线
+  
+  // 创建新的连线
   const newWire: WireItem = {
     id: `wire-${Date.now()}`,
     startX: creatingWireStart.x,
@@ -607,18 +611,12 @@ function completeWireCreation(endComponentId: string, endPinLabel: string, const
     endComponentId: endComponentId,
     endPinLabel: endPinLabel,
     color: '#4a5568',
-    constraint: constraint
+    constraint: constraint,
+    routingMode: 'orthogonal',
+  strokeWidth: 2,
+    showLabel: false
   };
   
-  console.log(`新连线创建完成:`, newWire);
-  
-  // 确保起点和终点不重合
-  if (Math.abs(newWire.startX - newWire.endX) < 1 && Math.abs(newWire.startY - newWire.endY) < 1) {
-    console.warn(`连线的起点和终点重合，调整终点位置`);
-    newWire.endX += 20;
-    newWire.endY += 20;
-  }
-  
   wires.value.push(newWire);
   
   // 通知父组件连线已创建
@@ -642,28 +640,7 @@ function onCreatingWireMouseMove(e: MouseEvent) {
 
 // 处理连线点击
 function handleWireClick(wire: WireItem) {
-  // 这里可以添加连线选中、删除等功能
-  const deleteWire = confirm('是否删除此连线？');
-  if (deleteWire) {
-    // 删除连线
-    const index = wires.value.findIndex(w => w.id === wire.id);
-    if (index !== -1) {
-      const deletedWire = wires.value.splice(index, 1)[0];
-      
-      // 通知父组件连线已删除
-      emit('wire-deleted', deletedWire.id);
-    }
-  }
-}
-
-// 更新所有连线位置
-function updateAllWires() {
-  if (!canvasContainer.value) return;
-  
-  // 遍历所有连线并更新位置
-  wires.value.forEach(wire => {
-    updateWireWithPinPositions(wire);
-  });
+  wireSelectedId.value = wire.id;
 }
 
 // 根据针脚位置更新连线
@@ -671,32 +648,15 @@ function updateWireWithPinPositions(wire: WireItem) {
   if (!canvasContainer.value) return;
   const containerRect = canvasContainer.value.getBoundingClientRect();
   
-  console.log(`更新连线 ${wire.id}，当前位置: 起点(${wire.startX}, ${wire.startY}), 终点(${wire.endX}, ${wire.endY})`);
-  
-  // 保存原始位置，用于检测变化
-  const originalStartX = wire.startX;
-  const originalStartY = wire.startY;
-  const originalEndX = wire.endX;
-  const originalEndY = wire.endY;
-  
   // 更新起点
   if (wire.startComponentId && wire.startPinLabel) {
     const startComponentRef = componentRefs.value[wire.startComponentId];
     if (startComponentRef && startComponentRef.getPinPosition) {
       const pinPosition = startComponentRef.getPinPosition(wire.startPinLabel);
       if (pinPosition) {
-        const newStartX = (pinPosition.x - containerRect.left - position.x) / scale.value;
-        const newStartY = (pinPosition.y - containerRect.top - position.y) / scale.value;
-        
-        console.log(`更新连线起点 ${wire.startComponentId}/${wire.startPinLabel}: (${wire.startX}, ${wire.startY}) => (${newStartX}, ${newStartY})`);
-        
-        wire.startX = newStartX;
-        wire.startY = newStartY;
-      } else {
-        console.warn(`无法获取针脚 ${wire.startComponentId}/${wire.startPinLabel} 的位置`);
+        wire.startX = (pinPosition.x - containerRect.left - position.x) / scale.value;
+        wire.startY = (pinPosition.y - containerRect.top - position.y) / scale.value;
       }
-    } else {
-      console.warn(`组件 ${wire.startComponentId} 没有实现 getPinPosition 方法`);
     }
   }
   
@@ -706,46 +666,20 @@ function updateWireWithPinPositions(wire: WireItem) {
     if (endComponentRef && endComponentRef.getPinPosition) {
       const pinPosition = endComponentRef.getPinPosition(wire.endPinLabel);
       if (pinPosition) {
-        const newEndX = (pinPosition.x - containerRect.left - position.x) / scale.value;
-        const newEndY = (pinPosition.y - containerRect.top - position.y) / scale.value;
-        
-        console.log(`更新连线终点 ${wire.endComponentId}/${wire.endPinLabel}: (${wire.endX}, ${wire.endY}) => (${newEndX}, ${newEndY})`);
-        
-        wire.endX = newEndX;
-        wire.endY = newEndY;
-      } else {
-        console.warn(`无法获取针脚 ${wire.endComponentId}/${wire.endPinLabel} 的位置`);
+        wire.endX = (pinPosition.x - containerRect.left - position.x) / scale.value;
+        wire.endY = (pinPosition.y - containerRect.top - position.y) / scale.value;
       }
-    } else {
-      console.warn(`组件 ${wire.endComponentId} 没有实现 getPinPosition 方法`);
     }
   }
-  
-  // 在更新后检查起点和终点是否重合
-  const positionChanged = 
-    originalStartX !== wire.startX || 
-    originalStartY !== wire.startY || 
-    originalEndX !== wire.endX || 
-    originalEndY !== wire.endY;
-  
-  if (positionChanged) {
-    // 如果位置有更新，确保起点和终点不重合
-    ensureUniquePinPositions(wire);
-  }
 }
 
 // 更新与组件相关的所有连线位置
 function updateWiresForComponent(componentId: string) {
   if (!canvasContainer.value || !componentId) return;
   
-  console.log(`更新组件 ${componentId} 相关的连线位置`);
-  
   // 检查组件是否存在
   const component = props.components.find(c => c.id === componentId);
-  if (!component) {
-    console.warn(`找不到组件 ${componentId}`);
-    return;
-  }
+  if (!component) return;
   
   // 查找与该组件关联的所有连线
   const relatedWires = wires.value.filter(wire => 
@@ -753,49 +687,14 @@ function updateWiresForComponent(componentId: string) {
     wire.endComponentId === componentId
   );
   
-  console.log(`找到 ${relatedWires.length} 条相关连线`);
-  
-  if (relatedWires.length === 0) {
-    // 没有找到直接关联的连线，检查所有连线
-    console.log('没有找到直接关联的连线，检查所有连线');
-    
-    // 打印所有连线信息，帮助调试
-    wires.value.forEach((wire, index) => {
-      console.log(`连线 ${index}: startComponentId=${wire.startComponentId}, endComponentId=${wire.endComponentId}`);
-    });
-    
-    return;
-  }
+  if (relatedWires.length === 0) return;
   
   // 更新所有相关连线的位置
   relatedWires.forEach(wire => {
-    console.log(`更新连线 ${wire.id} (${wire.startComponentId}/${wire.startPinLabel} -> ${wire.endComponentId}/${wire.endPinLabel})`);
     updateWireWithPinPositions(wire);
   });
 }
 
-// 确保针脚位置有差异
-function ensureUniquePinPositions(wire: WireItem) {
-  if (Math.abs(wire.startX - wire.endX) < 5 && Math.abs(wire.startY - wire.endY) < 5) {
-    console.warn('检测到连线起点和终点非常接近，添加随机偏移');
-    
-    // 根据组件ID和针脚标签生成一个确定性的偏移
-    const idSum = (wire.startComponentId?.charCodeAt(0) || 0) + 
-                 (wire.endComponentId?.charCodeAt(0) || 0) +
-                 (wire.startPinLabel?.charCodeAt(0) || 0) +
-                 (wire.endPinLabel?.charCodeAt(0) || 0);
-    
-    // 使用组件ID和针脚标签生成偏移，确保相同的组件始终有相同的偏移
-    const offsetX = 20 * Math.cos(idSum * 0.1);
-    const offsetY = 20 * Math.sin(idSum * 0.1);
-    
-    wire.endX += offsetX;
-    wire.endY += offsetY;
-    
-    console.log(`应用偏移 (${offsetX.toFixed(2)}, ${offsetY.toFixed(2)}) 到连线终点`);
-  }
-}
-
 // --- 生命周期钩子 ---
 onMounted(() => {
   // 初始化中心位置
@@ -809,18 +708,6 @@ onMounted(() => {
   
   // 添加键盘事件监听器
   window.addEventListener('keydown', handleKeyDown);
-  
-  // 添加定期更新连线位置的定时器
-  const wireUpdateInterval = setInterval(() => {
-    if (wires.value.length > 0) {
-      updateAllWires();
-    }
-  }, 1000); // 每秒更新一次所有连线位置
-  
-  // 在组件卸载时清除定时器
-  onUnmounted(() => {
-    clearInterval(wireUpdateInterval);
-  });
 });
 
 // 处理键盘事件
@@ -838,6 +725,16 @@ function handleKeyDown(e: KeyboardEvent) {
     // 取消连线创建
     cancelWireCreation();
   }
+
+  // 删除选中连线
+  if (wireSelectedId.value && (e.key === 'Delete' || e.key === 'Backspace')) {
+    const idx = wires.value.findIndex(w => w.id === wireSelectedId.value);
+    if (idx !== -1) {
+      const deletedWire = wires.value.splice(idx, 1)[0];
+      emit('wire-deleted', deletedWire.id);
+      wireSelectedId.value = null;
+    }
+  }
 }
 
 onUnmounted(() => {
@@ -891,7 +788,7 @@ onUnmounted(() => {
   left: 0;
   width: 100%;
   height: 100%;
-  pointer-events: none;
+  pointer-events: auto; /* 修复：允许线被点击 */
   z-index: 50;
 }
 
@@ -961,4 +858,9 @@ onUnmounted(() => {
 .component-wrapper :deep(input) {
   pointer-events: auto !important;
 }
+
+.wire-active {
+  stroke: #ff9800 !important;
+  filter: drop-shadow(0 0 4px #ff9800cc);
+}
 </style>
diff --git a/src/components/Wire.vue b/src/components/Wire.vue
deleted file mode 100644
index 2528d96..0000000
--- a/src/components/Wire.vue
+++ /dev/null
@@ -1,141 +0,0 @@
-<template>
-  <path 
-    :d="pathData" 
-    fill="none" 
-    :stroke="strokeColor" 
-    :stroke-width="strokeWidth" 
-    stroke-linecap="round"
-    stroke-linejoin="round"
-    :class="{ 'wire-active': isActive }"
-    @click="handleClick"
-  />
-</template>
-
-<script setup lang="ts">
-import { computed, defineEmits } from 'vue';
-
-interface Props {
-  id: string;
-  startX: number;
-  startY: number;
-  endX: number;
-  endY: number;
-  strokeColor?: string;
-  strokeWidth?: number;
-  isActive?: boolean;
-  routingMode?: 'auto' | 'orthogonal' | 'direct';
-  // 添加针脚引用属性
-  startComponentId?: string;
-  startPinLabel?: string;
-  endComponentId?: string;
-  endPinLabel?: string;
-}
-
-const props = withDefaults(defineProps<Props>(), {
-  strokeColor: '#4a5568',
-  strokeWidth: 2,
-  isActive: false,
-  routingMode: 'orthogonal'
-});
-
-const emit = defineEmits(['click']);
-
-function handleClick(event: MouseEvent) {
-  emit('click', { id: props.id, event });
-}
-
-const pathData = computed(() => {
-  // 先检查起点和终点是否几乎重合
-  const dx = Math.abs(props.endX - props.startX);
-  const dy = Math.abs(props.endY - props.startY);
-  
-  // 如果几乎重合，强制绘制一个小的可见路径
-  if (dx < 0.5 && dy < 0.5) {
-    console.warn('连线的起点和终点几乎重合，强制绘制可见路径');
-    // 这里绘制一个小圆圈
-    const r = 5; // 半径5像素
-    return `M ${props.startX} ${props.startY} 
-            m -${r}, 0 
-            a ${r},${r} 0 1,0 ${r*2},0 
-            a ${r},${r} 0 1,0 -${r*2},0`;
-  }
-  
-  if (props.routingMode === 'direct') {
-    return `M ${props.startX} ${props.startY} L ${props.endX} ${props.endY}`;
-  } else if (props.routingMode === 'orthogonal') {
-    // 计算直角连线路径
-    return calculateOrthogonalPath(props.startX, props.startY, props.endX, props.endY);
-  } else {
-    // 自动判断连线方式
-    if (dx < 10 || dy < 10) {
-      // 如果距离足够近，使用直线
-      return `M ${props.startX} ${props.startY} L ${props.endX} ${props.endY}`;
-    } else {
-      // 否则使用直角线
-      return calculateOrthogonalPath(props.startX, props.startY, props.endX, props.endY);
-    }
-  }
-});
-
-function calculateOrthogonalPath(startX: number, startY: number, endX: number, endY: number) {
-  // 计算两点之间的水平和垂直距离
-  const dx = endX - startX;
-  const dy = endY - startY;
-  
-  // 如果起点和终点非常接近，稍微偏移终点
-  if (Math.abs(dx) < 1 && Math.abs(dy) < 1) {
-    console.warn('连线的起点和终点几乎重合，调整路径显示');
-    // 强制创建一个小的正方形路径
-    const offset = 5; // 5像素的小正方形
-    return `M ${startX} ${startY} 
-            L ${startX + offset} ${startY} 
-            L ${startX + offset} ${startY + offset} 
-            L ${startX} ${startY + offset} 
-            L ${startX} ${startY}`;
-  }
-  
-  // 如果在同一水平或垂直线上，直接连线
-  if (dx === 0 || dy === 0) {
-    return `M ${startX} ${startY} L ${endX} ${endY}`;
-  }
-  
-  // 检查是否能走45度斜线
-  const absDx = Math.abs(dx);
-  const absDy = Math.abs(dy);
-  
-  if (absDx === absDy) {
-    // 可以直接走45度斜线
-    return `M ${startX} ${startY} L ${endX} ${endY}`;
-  }
-  
-  // 确定要走的路径 - 我们这里使用L型路径
-  // 先水平移动，然后垂直移动
-  if (absDx > absDy) {
-    const middleX = startX + dx * 0.5;
-    return `M ${startX} ${startY} 
-            L ${middleX} ${startY} 
-            L ${middleX} ${endY} 
-            L ${endX} ${endY}`;
-  } else {
-    // 先垂直移动，然后水平移动
-    const middleY = startY + dy * 0.5;
-    return `M ${startX} ${startY} 
-            L ${startX} ${middleY} 
-            L ${endX} ${middleY} 
-            L ${endX} ${endY}`;
-  }
-}
-</script>
-
-<style scoped>
-.wire-active {
-  stroke-dasharray: 5;
-  animation: dash 0.5s linear infinite;
-}
-
-@keyframes dash {
-  to {
-    stroke-dashoffset: 10;
-  }
-}
-</style>
diff --git a/src/components/equipments/Pin.vue b/src/components/equipments/Pin.vue
index ff4e20e..53ba3fd 100644
--- a/src/components/equipments/Pin.vue
+++ b/src/components/equipments/Pin.vue
@@ -5,71 +5,63 @@
     :height="height" 
     :viewBox="'0 0 ' + viewBoxWidth + ' ' + viewBoxHeight"
     class="pin-component"
-    :data-pin-id="props.label"
-  >
-    <g :transform="`translate(${viewBoxWidth/2}, ${viewBoxHeight/2})`">      <g v-if="props.appearance === 'None'">
-        <g transform="translate(-12.5, -12.5)" class="interactive">          <circle
+    :data-component-id="componentId"
+    :data-pin-label="props.label"
+  >    <g :transform="`translate(${viewBoxWidth/2}, ${viewBoxHeight/2})`">
+      <g v-if="props.appearance === 'None'">
+        <g transform="translate(-12.5, -12.5)">
+          <circle
             style="fill:#909090"
             cx="12.5"
             cy="12.5"
             r="3.75"
-            @mouseenter="showPinTooltip"
-            @mouseleave="hidePinTooltip"
+            class="interactive"
             @click.stop="handlePinClick"
-            :data-pin-id="`${props.label}-${props.constraint}`" />
+            :data-pin-element="`${props.componentId}-${props.label}`" />
         </g>
       </g>      
       <g v-else-if="props.appearance === 'Dip'">
         <!-- 使用inkscape创建的SVG替代原有Dip样式 -->
-        <g transform="translate(-12.5, -12.5)" class="interactive">
+        <g transform="translate(-12.5, -12.5)">
           <rect
             :style="`fill:${props.type === 'analog' ? '#2a6099' : '#000000'};fill-opacity:0.772973`"
             width="25"
             height="25"
             x="0"
             y="0"
-            rx="2.5" />          <circle
+            rx="2.5" />
+          <circle
             style="fill:#ecececc5;fill-opacity:0.772973"
             cx="12.5"
             cy="12.5"
             r="3.75"
-            @mouseenter="showPinTooltip"
-            @mouseleave="hidePinTooltip"
+            class="interactive"
             @click.stop="handlePinClick"
-            :data-pin-id="`${props.label}-${props.constraint}`" />
+            :data-pin-element="`${props.componentId}-${props.label}`" />
           <text
             style="font-size:6.85px;text-align:start;fill:#ffffff;fill-opacity:0.772973"
             x="7.3"
             y="7"
             xml:space="preserve">{{ props.label }}</text>
         </g>
-      </g>      <g v-else-if="props.appearance === 'SMT'">
+      </g>
+      <g v-else-if="props.appearance === 'SMT'">
         <rect x="-20" y="-10" width="40" height="20" fill="#aaa" rx="2" ry="2" />
         <rect x="-18" y="-8" width="36" height="16" :fill="getColorByType" rx="1" ry="1" />
         <rect x="-16" y="-6" width="26" height="12" :fill="getColorByType" rx="1" ry="1" />
         <text text-anchor="middle" dominant-baseline="middle" font-size="8" fill="white" x="-3">{{ props.label }}</text>
-        <!-- SMT样式的针脚 -->        <circle
+        <circle
           fill="#ecececc5"
           cx="10"
           cy="0"
           r="3.75"
           class="interactive"
-          @mouseenter="showPinTooltip"
-          @mouseleave="hidePinTooltip"
           @click.stop="handlePinClick"
-          :data-pin-id="`${props.label}-${props.constraint}`" />
-      </g>    </g>
+          :data-pin-element="`${props.componentId}-${props.label}`"
+          />
+        </g>
+      </g>
   </svg>
-  <!-- 提示框 - 在SVG外部 -->
-  <div v-if="showTooltip" class="pin-tooltip" :style="{
-    position: 'absolute',
-    top: tooltipPosition.top + 'px',
-    left: tooltipPosition.left + 'px',
-    transform: 'translate(-50%, -100%)',
-    marginTop: '-5px'
-  }">
-    {{ tooltipText }}
-  </div>
 </template>
 
 <script setup lang="ts">
@@ -82,6 +74,7 @@ interface Props {
   direction?: 'input' | 'output' | 'inout';
   type?: 'digital' | 'analog';
   appearance?: 'None' | 'Dip' | 'SMT';
+  componentId?: string; // 添加组件ID属性，用于唯一标识
 }
 
 const props = withDefaults(defineProps<Props>(), {
@@ -90,7 +83,8 @@ const props = withDefaults(defineProps<Props>(), {
   constraint: '',
   direction: 'input',
   type: 'digital',
-  appearance: 'Dip'
+  appearance: 'Dip',
+  componentId: 'pin-default' // 默认ID
 });
 
 const emit = defineEmits([
@@ -100,58 +94,6 @@ const emit = defineEmits([
 
 // 内部状态
 const analogValue = ref(0);
-const showTooltip = ref(false);
-const tooltipText = ref('');
-const tooltipPosition = reactive({
-  top: 0,
-  left: 0
-});
-
-// 显示针脚提示
-function showPinTooltip(event: MouseEvent) {
-  showTooltip.value = true;
-  const target = event.target as SVGElement;
-  const rect = target.getBoundingClientRect();
-  
-  // 更新提示位置
-  tooltipPosition.top = rect.top;
-  tooltipPosition.left = rect.left + rect.width / 2;
-  
-  // 更新提示文本
-  tooltipText.value = generateTooltipText();
-}
-
-// 隐藏针脚提示
-function hidePinTooltip() {
-  showTooltip.value = false;
-}
-
-// 生成提示文本
-function generateTooltipText() {
-  const parts = [];
-  parts.push(`标签: ${props.label}`);
-  
-  if (props.constraint) {
-    parts.push(`约束: ${props.constraint}`);
-  } else {
-    parts.push('约束: 未定义');
-  }
-  
-  parts.push(`方向: ${getDirectionText()}`);
-  parts.push(`类型: ${props.type === 'digital' ? '数字' : '模拟'}`);
-  
-  return parts.join(' | ');
-}
-
-// 获取方向文本
-function getDirectionText() {
-  switch (props.direction) {
-    case 'input': return '输入';
-    case 'output': return '输出';
-    case 'inout': return '双向';
-    default: return '未知';
-  }
-}
 
 // 处理针脚点击
 function handlePinClick(event: MouseEvent) {
@@ -222,10 +164,10 @@ defineExpose({
     // 在 Pin 组件中，只有一个针脚，所以直接检查标签是否匹配
     if (pinLabel !== props.label) return null;
     
-    // 使用自身作为一个唯一标识符，确保针脚位置是基于实际的DOM位置
-    // 这样可以避免document.querySelector获取到非预期的元素
-    const pinElement = document.querySelector(`[data-pin-id="${props.label}-${props.constraint}"]`) as SVGElement;
+    // 使用组件ID和针脚标签的组合作为唯一标识符
+    const selector = `[data-pin-element="${props.componentId}-${props.label}"]`;
     
+    const pinElement = document.querySelector(selector) as SVGElement;
     if (pinElement) {
       // 获取针脚元素的位置
       const rect = pinElement.getBoundingClientRect();
@@ -235,13 +177,11 @@ defineExpose({
       };
     }
     
-    // 如果找不到特定元素，使用计算出的位置
-    // 这种情况下我们需要找到父SVG元素位置
-    const svgElement = document.querySelector(`.pin-component[data-pin-id="${props.label}"]`) as SVGElement;
-    if (!svgElement) {
-      console.error(`找不到针脚 ${props.label} 的SVG元素`);
-      return null;
-    }
+    // 如果找不到特定元素，使用SVG元素位置
+    const svgSelector = `svg.pin-component[data-component-id="${props.componentId}"][data-pin-label="${props.label}"]`;
+    
+    const svgElement = document.querySelector(svgSelector) as SVGElement;
+    if (!svgElement) return null;
     
     const svgRect = svgElement.getBoundingClientRect();
     
@@ -249,12 +189,6 @@ defineExpose({
     let pinX = svgRect.left + svgRect.width / 2;
     let pinY = svgRect.top + svgRect.height / 2;
     
-    // 添加一个小的随机偏移，确保不同针脚返回不同位置
-    // 仅在测试时启用，生产环境应使用更精确的算法
-    const randomOffset = 0.1;
-    pinX += Math.random() * randomOffset;
-    pinY += Math.random() * randomOffset;
-    
     return { x: pinX, y: pinY };
   }
 });
@@ -273,15 +207,4 @@ defineExpose({
 .interactive:hover {
   filter: brightness(1.2);
 }
-.pin-tooltip {
-  background-color: rgba(0, 0, 0, 0.8);
-  color: white;
-  padding: 4px 8px;
-  border-radius: 4px;
-  font-size: 12px;
-  z-index: 1000;
-  pointer-events: none;
-  white-space: nowrap;
-  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
-}
 </style>
diff --git a/src/components/equipments/Wire.vue b/src/components/equipments/Wire.vue
new file mode 100644
index 0000000..d52e2f7
--- /dev/null
+++ b/src/components/equipments/Wire.vue
@@ -0,0 +1,149 @@
+<template>
+  <g :data-wire-id="props.id">
+    <path 
+      :d="pathData" 
+      fill="none" 
+      :stroke="computedStroke" 
+      :stroke-width="strokeWidth" 
+      stroke-linecap="round"
+      stroke-linejoin="round"
+      :class="{ 'wire-active': props.isActive }"
+      @click="handleClick"
+    />
+    <!-- 可选：添加连线标签或状态指示器 -->
+    <text 
+      v-if="showLabel" 
+      :x="labelPosition.x" 
+      :y="labelPosition.y" 
+      class="wire-label"
+    >{{ props.constraint || '' }}</text>
+  </g>
+</template>
+
+<script setup lang="ts">
+import { computed, defineEmits, reactive } from 'vue';
+
+interface Props {
+  id: string;
+  startX: number;
+  startY: number;
+  endX: number;
+  endY: number;
+  strokeColor?: string;
+  strokeWidth?: number;
+  isActive?: boolean;
+  routingMode?: 'auto' | 'orthogonal' | 'direct';
+  // 针脚引用属性
+  startComponentId?: string;
+  startPinLabel?: string;
+  endComponentId?: string;
+  endPinLabel?: string;
+  // 添加约束属性
+  constraint?: string;
+  // 显示标签
+  showLabel?: boolean;
+}
+
+const props = withDefaults(defineProps<Props>(), {
+  strokeColor: '#4a5568',
+  strokeWidth: 2,
+  isActive: false,
+  routingMode: 'orthogonal',
+  showLabel: false,
+  constraint: ''
+});
+
+const computedStroke = computed(() => props.isActive ? '#ff9800' : props.strokeColor);
+
+const emit = defineEmits(['click', 'update:active', 'update:position']);
+
+function handleClick(event: MouseEvent) {
+  emit('click', { id: props.id, event });
+}
+
+// 计算标签位置 - 放在连线中间
+const labelPosition = computed(() => {
+  return {
+    x: (props.startX + props.endX) / 2,
+    y: (props.startY + props.endY) / 2 - 5
+  };
+});
+
+const pathData = computed(() => {
+    return calculateOrthogonalPath(props.startX, props.startY, props.endX, props.endY);
+});
+
+function calculateOrthogonalPath(startX: number, startY: number, endX: number, endY: number) {
+  // 计算两点之间的水平和垂直距离
+  const dx = endX - startX;
+  const dy = endY - startY;
+  
+  // 如果在同一水平或垂直线上，直接连线
+  if (dx === 0 || dy === 0) {
+    return `M ${startX} ${startY} L ${endX} ${endY}`;
+  }
+  
+  const absDx = Math.abs(dx);
+  const absDy = Math.abs(dy);
+  if (absDx > absDy) {
+    // 先水平移动，然后垂直移动
+    const middleX = startX + dx * 0.5;
+    return `M ${startX} ${startY} L ${middleX} ${startY} L ${middleX} ${endY} L ${endX} ${endY}`;
+  } else {
+    // 先垂直移动，然后水平移动
+    const middleY = startY + dy * 0.5;
+    return `M ${startX} ${startY} L ${startX} ${middleY} L ${endX} ${middleY} L ${endX} ${endY}`;
+  }
+}
+// 暴露方法，用于获取这条连线的信息
+defineExpose({  id: props.id,
+  getInfo: () => ({
+    id: props.id,
+    startComponentId: props.startComponentId,
+    startPinLabel: props.startPinLabel,
+    endComponentId: props.endComponentId,
+    endPinLabel: props.endPinLabel,
+    constraint: props.constraint
+  }),
+  // 更新连线位置
+  updatePosition: (newStartX: number, newStartY: number, newEndX: number, newEndY: number) => {
+    // 由于 props 是只读的，我们只能通过事件通知父组件更新
+    emit('update:position', {
+      id: props.id,
+      startX: newStartX,
+      startY: newStartY,
+      endX: newEndX,
+      endY: newEndY
+    });
+  },
+  // 获取连线的针脚情况
+  getPinPosition: () => null, // 为了与其他组件接口一致，但Wire不是针脚组件
+  // 获取连线的路由模式
+  getRoutingMode: () => props.routingMode,
+  // 设置连线状态（如高亮等）
+  setActive: (active: boolean) => {
+    emit('update:active', active);
+  }
+});
+</script>
+
+<style scoped>
+.wire-active {
+  stroke-dasharray: 5;
+  animation: dash 0.5s linear infinite;
+}
+
+@keyframes dash {
+  to {
+    stroke-dashoffset: 10;
+  }
+}
+
+.wire-label {
+  font-size: 10px;
+  fill: #666;
+  text-anchor: middle;
+  pointer-events: none;
+  user-select: none;
+}
+</style>
diff --git a/src/components/equipments/componentConfig.ts b/src/components/equipments/componentConfig.ts
index 065ebc6..9bd3c94 100644
--- a/src/components/equipments/componentConfig.ts
+++ b/src/components/equipments/componentConfig.ts
@@ -318,7 +318,55 @@ const componentConfigs: Record<string, ComponentConfig> = {
         description: '相同约束字符串的组件将被视为有电气连接'
       }
     ]
-  }
+  },
+  // 线缆配置
+  Wire: {
+    props: [
+      { 
+        name: 'routingMode', 
+        type: 'select', 
+        label: '路由方式', 
+        default: 'orthogonal',
+        options: [
+          { value: 'orthogonal', label: '直角' },
+          { value: 'direct', label: '直线' },
+          { value: 'auto', label: '自动' }
+        ],
+        description: '线路连接方式' 
+      },
+      { 
+        name: 'strokeColor', 
+        type: 'string', 
+        label: '线条颜色', 
+        default: '#4a5568',
+        description: '线条颜色，使用CSS颜色值'
+      },
+      { 
+        name: 'strokeWidth', 
+        type: 'number', 
+        label: '线条宽度', 
+        default: 2,
+        min: 1,
+        max: 10,
+        step: 0.5,
+        description: '线条宽度' 
+      },
+      { 
+        name: 'constraint', 
+        type: 'string', 
+        label: '约束名称', 
+        default: '',
+        description: '线路约束名称，用于标识连接关系' 
+      },
+      { 
+        name: 'showLabel', 
+        type: 'boolean', 
+        label: '显示标签', 
+        default: false,
+        description: '是否显示连线上的约束标签' 
+      }
+    ]
+  },
 };
 
 // 获取组件配置的函数
diff --git a/src/views/ProjectView.vue b/src/views/ProjectView.vue
index e475bdb..84cbecc 100644
--- a/src/views/ProjectView.vue
+++ b/src/views/ProjectView.vue
@@ -344,7 +344,7 @@ function updateComponentProp(componentId: string | { id: string; propName: strin
 // 处理连线创建事件
 function handleWireCreated(wireData: any) {
   console.log('Wire created:', wireData);
-  // 可以在这里添加连线创建的相关逻辑
+  // 连线已在DiagramCanvas.vue中完成约束处理
 }
 
 // 处理连线删除事件