diff --git a/src/views/newMap/newMapdraft/mapoperate/section.vue b/src/views/newMap/newMapdraft/mapoperate/section.vue
index be89e8f78..1a15e8030 100644
--- a/src/views/newMap/newMapdraft/mapoperate/section.vue
+++ b/src/views/newMap/newMapdraft/mapoperate/section.vue
@@ -239,7 +239,6 @@ export default {
         };
         return {
             questionList: [],
-            linksCollection: [],
             activeName: 'first',
             SectionTypeList: [],
             SectionSepTypeList: [],
@@ -277,7 +276,6 @@ export default {
                 relSwitchCode: '',
                 stationCode: '',
                 logicSectionNameSort: '',
-                linkCode: '',
                 sepTypeLeft: '',
                 offsetLeft: 0,
                 sepTypeRight: '',
@@ -532,6 +530,7 @@ export default {
             if (this.sectionList && this.sectionList.length) {
                 list = this.sectionList.filter(elem => { return elem.type === '01'; });
             }
+            list.unshift({code: '', name: '无'});
             return list;
         },
         ReverseSectionList() {
@@ -754,7 +753,6 @@ export default {
                 logicSectionNum: [],
                 logicSectionShow: model.logicSectionShow,
                 stationCode: model.stationCode,
-                linkCode: model.linkCode,
                 offsetLeft: middleOffset * (index) + model.offsetLeft,
                 offsetRight: middleOffset * (index + 1) + model.offsetLeft,
                 sepTypeLeft: '00',
@@ -901,7 +899,7 @@ export default {
                             copySection.trainPosType = model.trainPosType;
                             models.push(copySection);
                         }
-                        if (section.linkCode == model.linkCode && model.code != section.code && section.type == '01') {
+                        if (model.code != section.code && section.type == '01') {
                             const lastIndex = this.oldPoint.length - 1;
                             const copySection = deepAssign({}, section);
                             if (this.oldPoint[0].x == section.points[section.points.length - 1].x && this.oldPoint[0].y == section.points[section.points.length - 1].y) {
@@ -984,7 +982,6 @@ export default {
                                 offsetLeft: selected.offsetLeft,
                                 sepTypeRight: index == this.addModel.splitNumber ? selected.sepTypeRight : '01', // 右侧分隔符类型 (终点右侧按原来区段类型走 其余 默认 01)
                                 offsetRight: selected.offsetRight,
-                                linkCode: selected.linkCode,
                                 trainPosType: this.addModel.trainPosType,
                                 isCurve: selected.isCurve,
                                 lengthFact: 0,
@@ -1043,10 +1040,6 @@ export default {
                         }
 
                         if (rsection && lsection) {
-                            if (lsection.linkCode !== rsection.linkCode) {
-                                this.$messageBox(this.$t('tip.linkCannotMerged'));
-                                return;
-                            }
                             const uid = getUID('Section');
                             const model = {
                                 _type: 'Section',
@@ -1187,18 +1180,5 @@ export default {
 			padding: 18px 0;
 		}
 	}
-	.link_box_select{
-		padding: 10px 20px;
-        .title{
-            width: 100px;
-            display: block;
-            float: left;
-            text-align: right;
-            line-height: 28px;
-            font-weight: 700;
-            font-size: 14px;
-            color: #606266;
-        }
-	}
 
 </style>