diff --git a/ruoyi-service/src/main/java/com/ruoyi/bst/device/service/impl/DeviceIotServiceImpl.java b/ruoyi-service/src/main/java/com/ruoyi/bst/device/service/impl/DeviceIotServiceImpl.java
index 073a00d..0f562a6 100644
--- a/ruoyi-service/src/main/java/com/ruoyi/bst/device/service/impl/DeviceIotServiceImpl.java
+++ b/ruoyi-service/src/main/java/com/ruoyi/bst/device/service/impl/DeviceIotServiceImpl.java
@@ -294,20 +294,23 @@ public class DeviceIotServiceImpl implements DeviceIotService {
                     .filter(item -> Objects.equals(item.getMac(), device.getMac()))
                     .findFirst().orElse(null);
             DeviceUtil.setIotInfo(device, iot);
+            this.updateIot(device);
         }
 
         // 异步发送命令，强制设备上报数据
-        scheduledExecutorService.execute(() -> {
-            for (DeviceVO device : deviceList) {
-                try {
-                    if (onlineType != null) {
-                        iotService.getOnlineStatus(device, onlineType);
+        if (onlineType != null) {
+            scheduledExecutorService.execute(() -> {
+                for (DeviceVO device : deviceList) {
+                    try {
+                        if (onlineType != null) {
+                            iotService.getOnlineStatus(device, onlineType);
+                        }
+                    } catch (Exception e) {
+                        log.error("强制设备{}上报数据失败", device.getSn(), e);
                     }
-                } catch (Exception e) {
-                    log.error("强制设备{}上报数据失败", device.getSn(), e);
                 }
-            }
-        });
+            });
+        }
     }
 
     @Override
@@ -319,6 +322,10 @@ public class DeviceIotServiceImpl implements DeviceIotService {
         if (info == null) {
             info = new DeviceCacheInfo();
         }
+        // 若缓存时间大于设备时间，则不更新
+        if (info.getLastTime() != null && device.getLastTime() != null && info.getLastTime().isAfter(device.getLastTime())) {
+            return 0;
+        }
 
         info.setMac(device.getMac());
         if (device.getVoltage() != null) {
diff --git a/ruoyi-service/src/main/java/com/ruoyi/bst/device/utils/DeviceUtil.java b/ruoyi-service/src/main/java/com/ruoyi/bst/device/utils/DeviceUtil.java
index a5370b4..fa57460 100644
--- a/ruoyi-service/src/main/java/com/ruoyi/bst/device/utils/DeviceUtil.java
+++ b/ruoyi-service/src/main/java/com/ruoyi/bst/device/utils/DeviceUtil.java
@@ -14,6 +14,7 @@ import com.ruoyi.common.utils.MathUtils;
 import com.ruoyi.common.utils.map.GpsCoordinateUtils;
 import com.ruoyi.iot.domain.IotDeviceInfo;
 import com.ruoyi.iot.domain.IotDeviceSysInfo;
+import com.ruoyi.iot.service.impl.DeviceOnlineStatus;
 import com.ruoyi.iot.util.BatUtil;
 
 public class DeviceUtil {
@@ -186,4 +187,19 @@ public class DeviceUtil {
     public static boolean isLowSatelliteSignal(DeviceVO device) {
         return device != null && device.getSatellites() != null && device.getSatellites() <= 5;
     }
+
+    /**
+     * 根据推送设置设备信息
+     * 
+     * @param device 设备
+     * @param sys    sys信息
+     * @param at     时间
+     * @param setNull 是否设置为空
+     */
+    public static void setIotSysInfoByReceive(DeviceVO device, IotDeviceSysInfo sys, LocalDateTime at, boolean setNull) {
+        setIotSysInfo(device, sys, at, setNull);
+        
+        device.setOnlineStatus(DeviceOnlineStatus.ONLINE.getStatus());
+        device.setLastOnlineTime(at);
+    }
 }
\ No newline at end of file
diff --git a/ruoyi-service/src/main/java/com/ruoyi/iot/service/impl/IotReceiveServiceImpl.java b/ruoyi-service/src/main/java/com/ruoyi/iot/service/impl/IotReceiveServiceImpl.java
index ce7e9dd..8de626d 100644
--- a/ruoyi-service/src/main/java/com/ruoyi/iot/service/impl/IotReceiveServiceImpl.java
+++ b/ruoyi-service/src/main/java/com/ruoyi/iot/service/impl/IotReceiveServiceImpl.java
@@ -102,11 +102,7 @@ public class IotReceiveServiceImpl implements IotReceiveService {
                 log.info("收到sys数据：{}", msg.getValue());
                 IotDeviceSysInfo sys = IotUtil.toSysInfo(msg.getValue());
                 LocalDateTime at = DateUtils.toLocalDateTime(msg.getAt());
-                DeviceUtil.setIotSysInfo(device, sys, at, true);
-
-                // 更新设备信息
-                device.setOnlineStatus(DeviceOnlineStatus.ONLINE.getStatus());
-                device.setLastOnlineTime(at);
+                DeviceUtil.setIotSysInfoByReceive(device, sys, at, true);
 
                 // 更新设备信息
                 deviceIotService.updateIot(device);