diff --git a/src/components/CaseCommon/caseList.vue b/src/components/CaseCommon/caseList.vue
index d17fc63..9486ff1 100644
--- a/src/components/CaseCommon/caseList.vue
+++ b/src/components/CaseCommon/caseList.vue
@@ -50,6 +50,37 @@
         }
       }
     },
+    tableColumns: {
+      type: Array,
+      default() {
+        return [
+          {
+            text: '案卷编号',
+            value: 'caseid'
+          },
+          {
+            text: '节点名称',
+            value: 'caseStateName'
+          },
+          {
+            text: '信息来源',
+            value: 'sourceName'
+          },
+          {
+            text: '案卷类别',
+            value: 'eorcName'
+          },
+          {
+            text: '所剩时间',
+            value: 'remainingTime'
+          },
+          {
+            text: '问题描述',
+            value: 'description'
+          }
+        ]
+      }
+    },
     total: {
       type: Number,
       default: 0
@@ -57,32 +88,6 @@
   },
   data() {
     return {
-      tableColumns: [
-        {
-          text: '案卷编号',
-          value: 'caseid'
-        },
-        {
-          text: '节点名称',
-          value: 'caseStateName'
-        },
-        {
-          text: '信息来源',
-          value: 'sourceName'
-        },
-        {
-          text: '案卷类别',
-          value: 'eorcName'
-        },
-        {
-          text: '所剩时间',
-          value: 'remainingTime'
-        },
-        {
-          text: '问题描述',
-          value: 'description'
-        }
-      ]
     }
   },
   methods: {