diff --git a/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/StaffPatrolRecordServiceImpl.java b/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/StaffPatrolRecordServiceImpl.java
index 9ddd74e7aa..b61df46291 100644
--- a/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/StaffPatrolRecordServiceImpl.java
+++ b/epmet-user/epmet-user-server/src/main/java/com/epmet/service/impl/StaffPatrolRecordServiceImpl.java
@@ -9,7 +9,6 @@ import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.epmet.commons.mybatis.service.impl.BaseServiceImpl;
 import com.epmet.commons.rocketmq.messages.StaffPatrolMQMsg;
 import com.epmet.commons.tools.constant.NumConstant;
-import com.epmet.commons.tools.constant.ServiceConstant;
 import com.epmet.commons.tools.constant.StrConstant;
 import com.epmet.commons.tools.enums.OrgTypeEnum;
 import com.epmet.commons.tools.exception.EpmetErrorCode;
@@ -58,8 +57,6 @@ import org.springframework.transaction.annotation.Transactional;
 
 import javax.annotation.Resource;
 import javax.servlet.http.HttpServletResponse;
-import java.io.UnsupportedEncodingException;
-import java.net.URLEncoder;
 import java.text.SimpleDateFormat;
 import java.util.*;
 import java.util.stream.Collectors;
@@ -122,8 +119,8 @@ public class StaffPatrolRecordServiceImpl extends BaseServiceImpl<StaffPatrolRec
 		result.setStaffPatrolRecId(entity.getId());
 		result.setStatus(entity.getStatus());
 		result.setLatestSerialNum(PatrolConstant.END.equals(entity.getStatus()) ? NumConstant.ONE_NEG : detail.getSerialNum());
-		//最小间隔设置 3*60s
-		result.setCarmDown(NumConstant.THREE * NumConstant.SIXTY);
+		//最小间隔设置 20s
+		result.setCarmDown(NumConstant.TWENTY);
 		result.setPatrolStartTime(DateUtils.format(entity.getPatrolStartTime(), DateUtils.DATE_TIME_PATTERN));
 		//状态为巡查中时返回所在网格ID和名称
 		if (PatrolConstant.PATROLLING.equals(entity.getStatus())) {