diff --git a/xymanager_common/src/main/java/com/shxy/xymanager_common/entity/Terminals.java b/xymanager_common/src/main/java/com/shxy/xymanager_common/entity/Terminals.java
index d7045c8..07f98c1 100644
--- a/xymanager_common/src/main/java/com/shxy/xymanager_common/entity/Terminals.java
+++ b/xymanager_common/src/main/java/com/shxy/xymanager_common/entity/Terminals.java
@@ -41,6 +41,8 @@ public class Terminals implements Serializable {
 
     private Date updateTime;
 
+    private Long lastheartbeat;
+
     private static final long serialVersionUID = 1L;
 
 }
\ No newline at end of file
diff --git a/xymanager_common/src/main/java/com/shxy/xymanager_common/model/DyLineTreeListModel.java b/xymanager_common/src/main/java/com/shxy/xymanager_common/model/DyLineTreeListModel.java
index ccf396f..e8042ec 100644
--- a/xymanager_common/src/main/java/com/shxy/xymanager_common/model/DyLineTreeListModel.java
+++ b/xymanager_common/src/main/java/com/shxy/xymanager_common/model/DyLineTreeListModel.java
@@ -69,6 +69,9 @@ public class DyLineTreeListModel implements Serializable {
         @ApiModelProperty(value = "装置型号", example = "型号型号")
         private String model;
 
+        @ApiModelProperty(value = "在线状态", example = "0--掉线1--在线")
+        private Integer onlinestatus;
+
 
     }
 }
diff --git a/xymanager_dao/src/main/resources/mappers/DyLevelDao.xml b/xymanager_dao/src/main/resources/mappers/DyLevelDao.xml
index 02a6099..5c2e7d1 100644
--- a/xymanager_dao/src/main/resources/mappers/DyLevelDao.xml
+++ b/xymanager_dao/src/main/resources/mappers/DyLevelDao.xml
@@ -26,6 +26,7 @@
                 <result column="equip_name" jdbcType="VARCHAR" property="equipName"/>
                 <result column="display_name" jdbcType="VARCHAR" property="displayName"/>
                 <result column="model" jdbcType="VARCHAR" property="model"/>
+                <result column="last_heartbeat" jdbcType="BIGINT" property="lastheartbeat"/>
             </collection>
         </collection>
     </resultMap>
@@ -61,9 +62,11 @@
         y.cmdid as cmdid,
         y.equip_name as equip_name,
         y.display_name as display_name,
-        y.model as model
-        from ((dy_level z join `lines` x on z.id = x.dy_level_id and x.status = #{status} and z.status = #{status})
-        join terminals y on x.id = y.line_id and y.status = #{status})
+        y.model as model,
+        f.last_heartbeat as last_heartbeat
+        from (((dy_level z left join `lines` x on z.id = x.dy_level_id and x.status = #{status} and z.status = #{status})
+        left join terminals y on x.id = y.line_id and y.status = #{status})
+        left join terminal_status f on f.term_id = y.id)
     </select>
 
 
diff --git a/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/DyLevelServiceImpl.java b/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/DyLevelServiceImpl.java
index f41c3db..cb428c9 100644
--- a/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/DyLevelServiceImpl.java
+++ b/xymanager_service/src/main/java/com/shxy/xymanager_service/impl/DyLevelServiceImpl.java
@@ -2,6 +2,8 @@ package com.shxy.xymanager_service.impl;
 
 import cn.hutool.core.bean.BeanUtil;
 import cn.hutool.core.collection.CollectionUtil;
+import cn.hutool.core.date.DateTime;
+import cn.hutool.core.date.DateUnit;
 import com.shxy.xymanager_common.bean.ServiceBody;
 import com.shxy.xymanager_common.dto.DyLineAndTerminalDto;
 import com.shxy.xymanager_common.entity.DyLevel;
@@ -10,6 +12,7 @@ import com.shxy.xymanager_common.enums.CommonStatus;
 import com.shxy.xymanager_common.exception.Asserts;
 import com.shxy.xymanager_common.model.DyLineTreeListModel;
 import com.shxy.xymanager_common.model.DyListModel;
+import com.shxy.xymanager_common.util.MyDateUtils;
 import com.shxy.xymanager_common.vo.TerminalIdVo;
 import com.shxy.xymanager_dao.dao.DyLevelDao;
 import com.shxy.xymanager_service.service.DyLevelService;
@@ -17,6 +20,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.math.BigInteger;
 import java.util.ArrayList;
 import java.util.List;
 
@@ -48,6 +52,15 @@ public class DyLevelServiceImpl implements DyLevelService {
                 for (int j = 0; j < beans.get(i).getList().size(); j++) {
                     for (int k = 0; k < beans.get(i).getList().get(j).getList().size(); k++) {
                         beans.get(i).getList().get(j).getList().get(k).setName(list.get(i).getList().get(j).getList().get(k).getDisplayName());
+                        Long lastheartbeat = list.get(i).getList().get(j).getList().get(k).getLastheartbeat();
+                        BigInteger time = MyDateUtils.TimeSecond2MillSecond(lastheartbeat);
+                        DateTime date = MyDateUtils.date(time.longValue());
+                        long between = MyDateUtils.between(MyDateUtils.getNowDate(), date, DateUnit.MINUTE);
+                        if (between > 30) {
+                            beans.get(i).getList().get(j).getList().get(k).setOnlinestatus(CommonStatus.DELETE.value());
+                        } else {
+                            beans.get(i).getList().get(j).getList().get(k).setOnlinestatus(CommonStatus.EFFECTIVE.value());
+                        }
                     }
                 }
             }