diff --git a/src/views/systemManagement/safeIndex/components/indexmassageThree.vue b/src/views/systemManagement/safeIndex/components/indexmassageThree.vue
index fa88d7d..07a3abf 100644
--- a/src/views/systemManagement/safeIndex/components/indexmassageThree.vue
+++ b/src/views/systemManagement/safeIndex/components/indexmassageThree.vue
@@ -17,9 +17,11 @@
         </div>
         <el-table
           v-if="is_flag"
+          max_height="310"
           :header-cell-style="table_header"
           :data="tableData_all"
           :cell-style="{ background: 'revert', 'text-align': 'center' }"
+          key="1"
         >
           <el-table-column prop="level" :label="label">
             <template slot-scope="scope">
@@ -68,6 +70,7 @@
           :header-cell-style="table_header"
           :data="tableData_all"
           :cell-style="{ background: 'revert', 'text-align': 'center' }"
+          key="2"
         >
           <el-table-column prop="scoreLowerLimit" label="分值设置" width="360">
           </el-table-column>
@@ -98,6 +101,7 @@
           :header-cell-style="table_header"
           :data="tableData_warn"
           :cell-style="{ background: 'revert', 'text-align': 'center' }"
+          key="3"
         >
           <el-table-column prop="level" label="预警等级">
             <template slot-scope="scope">
@@ -190,6 +194,7 @@ export default {
   mounted() {
     bus.$on("send_three", (data) => {
       console.log("data", data);
+      this.tableData_all = []
       this.three_level_id = data.safeRuleId; // 根据传来的id找对应的三级数据
       this.safeRuleId = data.safeRuleId;
       this.table_num = data.table_num; // 1还是2