diff --git a/src/views/system/DataBase.vue b/src/views/system/DataBase.vue
index 5fad75e..1d37734 100644
--- a/src/views/system/DataBase.vue
+++ b/src/views/system/DataBase.vue
@@ -34,6 +34,7 @@
 <script>
 import { JeecgListMixin } from '@/mixins/JeecgListMixin'
 import { deleteAction, getAction } from '../../api/manage'
+import dateFormat from '@/components/jeecg/JEasyCron/format-date'
 
 const columns = [
   {
@@ -169,8 +170,8 @@ export default {
     this.columns = columns
     return {
       queryParam: {
-        station: '',
-        detector: '',
+        collectStart: this.getBeforeDate(6),
+        collectStop: dateFormat(new Date(), 'yyyy-MM-dd hh:mm:ss'),
       },
       delParams: {
         sampleData: true,
@@ -185,10 +186,33 @@ export default {
     }
   },
   created() {
+    // this.queryParam.collectStart = this.getBeforeDate(6)
     this.getStationList()
     this.getDetectorList()
   },
   methods: {
+    // 获取n天前的日期
+    getBeforeDate(n) {
+      var n = n
+      var d = new Date()
+      var year = d.getFullYear()
+      var mon = d.getMonth() + 1
+      var day = d.getDate()
+      if (day <= n) {
+        if (mon > 1) {
+          mon = mon - 1
+        } else {
+          year = year - 1
+          mon = 12
+        }
+      }
+      d.setDate(d.getDate() - n)
+      year = d.getFullYear()
+      mon = d.getMonth() + 1
+      day = d.getDate()
+      var s = year + '-' + (mon < 10 ? '0' + mon : mon) + '-' + (day < 10 ? '0' + day : day) + ' 00:00:00'
+      return s
+    },
     async getStationList() {
       try {
         const { success, result, message } = await getAction('/gardsStations/findPage', {