diff --git a/src/mixins/view-module.js b/src/mixins/view-module.js
index ffd43041..b668d7e9 100644
--- a/src/mixins/view-module.js
+++ b/src/mixins/view-module.js
@@ -152,9 +152,14 @@ export default {
     },
     // 时间段控件取值变化事件-清空一个其他都清空
     changeTime (dateValue) {
+      var startTimeIsNull = this.dataForm.startTime === '' || this.dataForm.startTime === 'null' || this.dataForm.startTime === null
+      var endTimeIsNull = this.dataForm.endTime === '' || this.dataForm.endTime === 'null' || this.dataForm.endTime === null
       if (dateValue === null || dateValue === '' || dateValue === 'null') {
         this.dataForm.startTime = ''
         this.dataForm.endTime = ''
+      } else if (startTimeIsNull || endTimeIsNull) {
+        this.dataForm.startTime = dateValue
+        this.dataForm.endTime = dateValue
       }
     }
   }