diff --git a/frontend/src/views/home/components/channelPairing.vue b/frontend/src/views/home/components/channelPairing.vue
index 059a339..5ff9e59 100644
--- a/frontend/src/views/home/components/channelPairing.vue
+++ b/frontend/src/views/home/components/channelPairing.vue
@@ -8,7 +8,7 @@
                 :prevent-scrolling="true" :fit-view="true" :min-zoom="1" :max-zoom="1"
                 :nodesConnectable="checkStore.nodesConnectable" :elements-selectable="false" auto-connect
                 @connect="handleConnect" @connect-start="handleConnectStart" @connect-end="handleConnectEnd"
-                @pane-ready="onPaneReady" v-on:pane-mouse-move="false"></VueFlow>
+                @pane-ready="onPaneReady" @node-double-click="handleNodeDoubleClick" v-on:pane-mouse-move="false"></VueFlow>
         </div>
 
         <!-- 底部操作按钮 -->
@@ -74,6 +74,138 @@ const { edges, setViewport } = useVueFlow({
     }
 })
 
+
+const handleNodeDoubleClick = (event: any) => {
+  const { node } = event
+  
+  // 判断节点类型
+  if (node.type === 'input') {
+    // 被检通道节点，检查是否已经连接
+    const isConnected = edges.value.some(edge => edge.source === node.id)
+    
+    if (isConnected) {
+      ElMessage.warning('该被检通道已经连接，不能重复连接')
+      return
+    }
+    
+    // 寻找未连接的标准通道节点（优先寻找未被连接的标准通道）
+    const targetNodes = nodes.value.filter(n => n.type === 'output')
+    
+    // 首先尝试连接尚未被连接的标准通道
+    for (const targetNode of targetNodes) {
+      const isTargetConnected = edges.value.some(edge => edge.target === targetNode.id)
+      
+      if (!isTargetConnected) {
+        // 检查是否已存在连接（虽然这里应该不会存在）
+        const isAlreadyConnected = edges.value.some(edge => 
+          edge.source === node.id && edge.target === targetNode.id
+        )
+        
+        if (!isAlreadyConnected) {
+          const newEdge = {
+            id: `edge-${node.id}-${targetNode.id}`,
+            source: node.id,
+            target: targetNode.id,
+            type: 'default'
+          }
+          edges.value.push(newEdge)
+          return
+        }
+      }
+    }
+    
+    // 如果所有标准通道都已被连接，尝试连接已被连接但连接的是其他被检通道的标准通道
+    for (const targetNode of targetNodes) {
+      // 检查是否已存在连接
+      const isAlreadyConnected = edges.value.some(edge => 
+        edge.source === node.id && edge.target === targetNode.id
+      )
+      
+      if (!isAlreadyConnected) {
+        const isTargetConnected = edges.value.some(edge => edge.target === targetNode.id)
+        
+        // 如果标准通道已被连接，但不是连接到当前被检通道，则不能连接
+        if (isTargetConnected) {
+          continue
+        }
+        
+        const newEdge = {
+          id: `edge-${node.id}-${targetNode.id}`,
+          source: node.id,
+          target: targetNode.id,
+          type: 'default'
+        }
+        edges.value.push(newEdge)
+        ElMessage.success(`已自动连接到 ${targetNode.data.label.children[1].children[0].children[0].replace('设备名称：', '')} 的标准通道`)
+        return
+      }
+    }
+    
+    ElMessage.warning('没有可用的标准通道进行连接')
+  } else if (node.type === 'output') {
+    // 标准通道节点，检查是否已经连接
+    const isConnected = edges.value.some(edge => edge.target === node.id)
+    
+    if (isConnected) {
+      ElMessage.warning('该标准通道已经连接，不能重复连接')
+      return
+    }
+    
+    // 寻找未连接的被检通道节点（优先寻找未被连接的被检通道）
+    const sourceNodes = nodes.value.filter(n => n.type === 'input')
+    
+    // 首先尝试连接尚未被连接的被检通道
+    for (const sourceNode of sourceNodes) {
+      const isSourceConnected = edges.value.some(edge => edge.source === sourceNode.id)
+      
+      if (!isSourceConnected) {
+        // 检查是否已存在连接（虽然这里应该不会存在）
+        const isAlreadyConnected = edges.value.some(edge => 
+          edge.source === sourceNode.id && edge.target === node.id
+        )
+        
+        if (!isAlreadyConnected) {
+          const newEdge = {
+            id: `edge-${sourceNode.id}-${node.id}`,
+            source: sourceNode.id,
+            target: node.id,
+            type: 'default'
+          }
+          edges.value.push(newEdge)
+          return
+        }
+      }
+    }
+    
+    // 如果所有被检通道都已被连接，尝试连接已被连接但连接的是其他标准通道的被检通道
+    for (const sourceNode of sourceNodes) {
+      // 检查是否已存在连接
+      const isAlreadyConnected = edges.value.some(edge => 
+        edge.source === sourceNode.id && edge.target === node.id
+      )
+      
+      if (!isAlreadyConnected) {
+        const isSourceConnected = edges.value.some(edge => edge.source === sourceNode.id)
+        
+        // 如果被检通道已被连接，但不是连接到当前标准通道，则不能连接
+        if (isSourceConnected) {
+          continue
+        }
+        
+        const newEdge = {
+          id: `edge-${sourceNode.id}-${node.id}`,
+          source: sourceNode.id,
+          target: node.id,
+          type: 'default'
+        }
+        edges.value.push(newEdge)
+        return
+      }
+    }
+    
+    ElMessage.warning('没有可用的被检通道进行连接')
+  }
+}
 // 初始化时锁定画布位置
 const onPaneReady = () => {
     setViewport({ x: 0, y: 0, zoom: 1 })
@@ -207,11 +339,13 @@ const handleConnect = (params: any) => {
 // 删除不合法连接
 const removeEdge = (params: any) => {
     console.log('删除不合法连接:', params);
-    const edgeIndex = edges.value.findIndex(edge => edge.source === params.source && edge.target === params.target)
     console.log('删除连接信息:', edges.value);
-    if (edgeIndex !== -1) {
-        edges.value.splice(edgeIndex, 1)
-    }
+    const edgeIndex = edges.value.findIndex(edge => edge.source === params.source && edge.target === params.target)
+    console.log('删除连接索引:', edgeIndex);
+     if (edgeIndex !== -1) {
+         edges.value.splice(edgeIndex, 1)
+     }
+ 
 }
 
 const nodes = ref([])
diff --git a/frontend/src/views/machine/device/components/monitorPopup.vue b/frontend/src/views/machine/device/components/monitorPopup.vue
index 785dbda..209471e 100644
--- a/frontend/src/views/machine/device/components/monitorPopup.vue
+++ b/frontend/src/views/machine/device/components/monitorPopup.vue
@@ -396,16 +396,22 @@ const open = async (sign: string, data: Monitor.ResPqMon, device: Device.ResPqDe
         }
     } else {
 
-        // 清空表单校验
-        dialogFormRef.value?.clearValidate()
+       // 清空PT和CT的临时变量
+        ptPrimary.value = ''
+        ptSecondary.value = ''
+        ctPrimary.value = ''
+        ctSecondary.value = ''
+  
+        // 重置表单内容，但保留devId
+        const devId = formContent.value.devId
         resetFormContent()
-        // 清空PT和CT的临时变量
-         ptPrimary.value = ''
-         ptSecondary.value = ''
-         ctPrimary.value = ''
-         ctSecondary.value = ''
+        formContent.value.devId = devId
         originalNum.value = null
-      
+
+        // 使用nextTick确保DOM更新后再清除验证
+        setTimeout(() => {
+            dialogFormRef.value?.clearValidate()
+        }, 0)
         // 设置默认选中第一个线路号
         if (lineNum.value.length > 0) {
             formContent.value.num = lineNum.value[0].id