diff --git a/src/api/Simulation.ts b/src/api/Simulation.ts
index 488ec78..259d381 100644
--- a/src/api/Simulation.ts
+++ b/src/api/Simulation.ts
@@ -471,3 +471,11 @@ export async function xcjUpdateParams(data: {
 }) {
   return await api.put(`${UriBase}/xcj/operation`, data);
 }
+
+/** 列车取消连接 */
+export async function cancelTrainConn(data: {
+  trainId: string;
+  id: string;
+}) {
+  return await api.delete(`${UriBase}/train/unconn/${data.trainId}/${data.id}`);
+}
diff --git a/src/components/draw-app/dialogs/SetTrainLink.vue b/src/components/draw-app/dialogs/SetTrainLink.vue
index e541252..c1902f7 100644
--- a/src/components/draw-app/dialogs/SetTrainLink.vue
+++ b/src/components/draw-app/dialogs/SetTrainLink.vue
@@ -68,8 +68,8 @@ onMounted(() => {
           list.push({ label: '半实物', value: 1 });
         } else if (element.connType === 2) {
           list.push({ label: 'PC仿真', value: 2 });
-        } else if (element.connType === 0) {
-          list.push({ label: '取消连接', value: 0 });
+          // } else if (element.connType === 0) {
+          //   list.push({ label: '取消连接', value: 0 });
         }
       });
       connectOptions.value = list;
diff --git a/src/components/line-app/infos/TrainInfo.vue b/src/components/line-app/infos/TrainInfo.vue
index 5d06c13..dacbef1 100644
--- a/src/components/line-app/infos/TrainInfo.vue
+++ b/src/components/line-app/infos/TrainInfo.vue
@@ -191,6 +191,8 @@ import { Dialog } from 'quasar';
 import { state } from 'src/protos/device_state';
 import SetTrainLink from 'src/components/draw-app/dialogs/SetTrainLink.vue';
 import { useTccStore } from 'src/stores/tcc-store';
+import { cancelTrainConn } from 'src/api/Simulation';
+import { errorNotify, successNotify } from 'src/utils/CommonNotify';
 
 interface KeyType {
   label: string;
@@ -612,6 +614,10 @@ const options = [
     label: '列车驾驶台',
     value: 3,
   },
+  {
+    label: '取消连接',
+    value: 4,
+  },
 ];
 
 function doTrainOperation(option: { label: string; value: number }) {
@@ -621,9 +627,31 @@ function doTrainOperation(option: { label: string; value: number }) {
     linkTrain();
   } else if (option.value == 3) {
     openTccDialog();
+  } else if (option.value == 4) {
+    cancelTrainLink();
   }
 }
 
+function cancelTrainLink() {
+  if (!lineStore.selectedGraphics) return;
+  const train = lineStore.selectedGraphics[0] as Train;
+  Dialog.create({
+    title: '确认',
+    message: `确认取消【${train.states.id}】列车的连接吗?`,
+    cancel: true,
+  }).onOk(async () => {
+    cancelTrainConn({
+      id: lineStore.simulationId || '',
+      trainId: train.code,
+    })
+      .then(() => {
+        successNotify('列车取消连接成功！');
+      })
+      .catch((err) => {
+        errorNotify('列车取消连接失败！', err);
+      });
+  });
+}
 function linkTrain() {
   if (!lineStore.selectedGraphics) return;
   if (lineStore.deviceOpreratDialogInstance) return;
diff --git a/src/drawApp/graphics/TrainInteraction.ts b/src/drawApp/graphics/TrainInteraction.ts
index 4103107..030f3d5 100644
--- a/src/drawApp/graphics/TrainInteraction.ts
+++ b/src/drawApp/graphics/TrainInteraction.ts
@@ -10,7 +10,7 @@ import {
   ContextMenu,
 } from 'jl-graphic';
 import { DisplayObject, FederatedMouseEvent } from 'pixi.js';
-import { removeTrain } from 'src/api/Simulation';
+import { removeTrain, cancelTrainConn } from 'src/api/Simulation';
 import { useLineStore } from 'src/stores/line-store';
 import { successNotify, errorNotify } from '../../utils/CommonNotify';
 import { Dialog } from 'quasar';
@@ -696,6 +696,9 @@ const TrainParam: MenuItemOptions = {
 const TrainLink: MenuItemOptions = {
   name: '列车连接',
 };
+const CancelLink: MenuItemOptions = {
+  name: '取消连接',
+};
 const removeTrainConfig: MenuItemOptions = {
   name: '清除列车',
 };
@@ -703,7 +706,7 @@ const TrainOperateMenu: ContextMenu = ContextMenu.init({
   name: '列车操作菜单',
   groups: [
     {
-      items: [TrainParam, TrainLink, removeTrainConfig],
+      items: [TrainParam, TrainLink, CancelLink, removeTrainConfig],
     },
   ],
 });
@@ -771,6 +774,24 @@ export class TrainOperateInteraction extends GraphicInteractionPlugin<Train> {
         persistent: true,
       });
     };
+    CancelLink.handler = () => {
+      Dialog.create({
+        title: '确认',
+        message: `确认取消【${train.states.id}】列车的连接吗?`,
+        cancel: true,
+      }).onOk(async () => {
+        cancelTrainConn({
+          id: simulationId,
+          trainId: train.code,
+        })
+          .then(() => {
+            successNotify('列车取消连接成功！');
+          })
+          .catch((err) => {
+            errorNotify('列车取消连接失败！', err);
+          });
+      });
+    };
     removeTrainConfig.handler = () => {
       Dialog.create({
         title: '确认',