diff --git a/zh-module-applet/zh-applet-api/src/main/java/org/jeecg/system/applet/controller/SurvAlertRecordController.java b/zh-module-applet/zh-applet-api/src/main/java/org/jeecg/system/applet/controller/SurvAlertRecordController.java
index 5405873..2d8b541 100644
--- a/zh-module-applet/zh-applet-api/src/main/java/org/jeecg/system/applet/controller/SurvAlertRecordController.java
+++ b/zh-module-applet/zh-applet-api/src/main/java/org/jeecg/system/applet/controller/SurvAlertRecordController.java
@@ -3,6 +3,7 @@ package org.jeecg.system.applet.controller;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiOperation;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.jeecg.common.dto.SurvSummaryDTO;
 import org.jeecg.common.util.R;
 import org.jeecg.common.vo.statistic.AlertSummaryVo;
@@ -46,6 +47,12 @@ public class SurvAlertRecordController {
     public R<SurvSummaryVo> alertSummary(@RequestBody SurvSummaryDTO survSummaryDTO) {
         String tenantId =  TenantUtil.getCurTenant(null);
         survSummaryDTO.setTenantId(tenantId);
+        if(StringUtils.isNotBlank(survSummaryDTO.getStartTime())){
+            if(survSummaryDTO.getStartTime().equals(survSummaryDTO.getEndTime())){//开始时间与结束时间相同，则清空，避免查询到空数据
+                survSummaryDTO.setStartTime("");
+                survSummaryDTO.setEndTime("");
+            }
+        }
         SurvSummaryVo survSummaryVo = zhAdminFeignClient.stationDeviceSummary(survSummaryDTO);
         return R.ok(survSummaryVo);
     }