diff --git a/ZR.Service/mqtt/MqttService.cs b/ZR.Service/mqtt/MqttService.cs
index d1b5e918..254e0613 100644
--- a/ZR.Service/mqtt/MqttService.cs
+++ b/ZR.Service/mqtt/MqttService.cs
@@ -1,16 +1,16 @@
-using Infrastructure.Extensions;
+using System;
+using System.Linq;
+using System.Text;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
+using Infrastructure.Extensions;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
 using MQTTnet;
 using MQTTnet.Client;
 using MQTTnet.Protocol;
-using System;
-using System.Linq;
-using System.Text;
-using System.Text.Json;
-using System.Threading;
-using System.Threading.Tasks;
 using ZR.Common.MqttHelper;
 using ZR.Model.dc;
 using ZR.Model.Dto;
@@ -18,7 +18,7 @@ using ZR.Model.mes.md;
 
 namespace ZR.Service.mqtt
 {
-    public class MqttService :BaseService<DeviceUploadData>, IHostedService, IDisposable
+    public class MqttService : BaseService<DeviceUploadData>, IHostedService, IDisposable
     {
         private readonly ILogger<MqttService> _logger;
         private readonly IConfiguration _configuration;
@@ -281,20 +281,22 @@ namespace ZR.Service.mqtt
                 if (newTopicFilters.Any())
                 {
                     var newSubscribeOptionsBuilder = new MqttClientSubscribeOptionsBuilder();
-                    
+
                     foreach (var topicFilter in newTopicFilters)
                     {
                         newSubscribeOptionsBuilder.WithTopicFilter(topicFilter);
                     }
-                    
+
                     var newSubscribeOptions = newSubscribeOptionsBuilder.Build();
-                    
+
                     _logger.LogInformation($"订阅新主题: {string.Join(", ", newTopics)}");
                     var result = await _mqttClient.SubscribeAsync(newSubscribeOptions);
 
                     foreach (var item in result.Items)
                     {
-                        _logger.LogInformation($"订阅结果：{item.TopicFilter.Topic} -> {item.ResultCode}");
+                        _logger.LogInformation(
+                            $"订阅结果：{item.TopicFilter.Topic} -> {item.ResultCode}"
+                        );
                     }
                 }
             }
@@ -305,20 +307,19 @@ namespace ZR.Service.mqtt
                 _logger.LogInformation($"配置中移除的主题: {string.Join(", ", removedTopics)}");
                 // 注意：这里没有执行取消订阅操作，因为有些场景下可能希望保留历史订阅
                 // 如果需要取消订阅，请取消注释下面的代码
-                
+
                 // 使用构建器模式创建取消订阅选项
                 var unsubscribeOptionsBuilder = new MqttClientUnsubscribeOptionsBuilder();
-                
+
                 // 为每个要取消订阅的主题调用WithTopic方法
                 foreach (var topic in removedTopics)
                 {
                     unsubscribeOptionsBuilder.WithTopicFilter(topic);
                 }
-                
+
                 var unsubscribeOptions = unsubscribeOptionsBuilder.Build();
                 await _mqttClient.UnsubscribeAsync(unsubscribeOptions);
                 _logger.LogInformation($"已取消订阅: {string.Join(", ", removedTopics)}");
-                
             }
 
             // 更新本地已订阅主题列表
@@ -371,30 +372,44 @@ namespace ZR.Service.mqtt
             // plc网关抓取数据上传
             if (topic.Contains("device/data/push"))
             {
-                DeviceUploadDataGatWayDto deviceUploadDataGatWayDto = JsonSerializer.Deserialize<DeviceUploadDataGatWayDto>(payload);
+                DeviceUploadDataGatWayDto deviceUploadDataGatWayDto =
+                    JsonSerializer.Deserialize<DeviceUploadDataGatWayDto>(payload);
                 // 这里添加设备消息处理逻辑
                 string deviceCode = topic.Split("/")[2];
-                DeviceUploadData deviceUploadData = new()
-                {
-                    FactoryCode = "上海干巷",
-                    WorkshopCode = "涂装车间",
-                    LineCode = "涂装生产线",
-                    DeviceCode = deviceCode,
-                    DictCode = "device_dict_plc_001",
-                    Remark = "网关采集设备数据",
-                    UploadTime = DateTime.Now,
-                    CollectionTime = DateTimeOffset.FromUnixTimeMilliseconds(deviceUploadDataGatWayDto.Time).LocalDateTime,
-                    Value01 = deviceUploadDataGatWayDto.DeviceParams.Value01.ToString(),
-                    Value02 = deviceUploadDataGatWayDto.DeviceParams.Value02.ToString(),
-                    Value03 = deviceUploadDataGatWayDto.DeviceParams.Value03.ToString(),
-                    Value04 = deviceUploadDataGatWayDto.DeviceParams.Value04.ToString(),
-                    Value05 = deviceUploadDataGatWayDto.DeviceParams.Value05.ToString(),
-                    Value06 = deviceUploadDataGatWayDto.DeviceParams.Value06.ToString(),
-                    Value07 = deviceUploadDataGatWayDto.DeviceParams.Value07.ToString(),
-                    Value08 = deviceUploadDataGatWayDto.DeviceParams.Value08.ToString(),
-                    Value09 = deviceUploadDataGatWayDto.DeviceParams.Value09.ToString(),
-                    Value10 = deviceUploadDataGatWayDto.DeviceParams.Value10.ToString()
-                };
+
+                DeviceUploadData lastDeviceUploadData = Context
+                    .Queryable<DeviceUploadData>()
+                    .Where(it => it.DeviceCode == deviceCode)
+                    .OrderByDescending(it => it.UploadTime)
+                    .First();
+                DateTime lastTime =  lastDeviceUploadData.UploadTime;
+
+                // 每一小时上传一下
+
+                DeviceUploadData deviceUploadData =
+                    new()
+                    {
+                        FactoryCode = "上海干巷",
+                        WorkshopCode = "涂装车间",
+                        LineCode = "涂装生产线",
+                        DeviceCode = deviceCode,
+                        DictCode = "device_dict_plc_001",
+                        Remark = "网关采集设备数据",
+                        UploadTime = DateTime.Now,
+                        CollectionTime = DateTimeOffset
+                            .FromUnixTimeMilliseconds(deviceUploadDataGatWayDto.Time)
+                            .LocalDateTime,
+                        Value01 = deviceUploadDataGatWayDto.DeviceParams.Value01.ToString(),
+                        Value02 = deviceUploadDataGatWayDto.DeviceParams.Value02.ToString(),
+                        Value03 = deviceUploadDataGatWayDto.DeviceParams.Value03.ToString(),
+                        Value04 = deviceUploadDataGatWayDto.DeviceParams.Value04.ToString(),
+                        Value05 = deviceUploadDataGatWayDto.DeviceParams.Value05.ToString(),
+                        Value06 = deviceUploadDataGatWayDto.DeviceParams.Value06.ToString(),
+                        Value07 = deviceUploadDataGatWayDto.DeviceParams.Value07.ToString(),
+                        Value08 = deviceUploadDataGatWayDto.DeviceParams.Value08.ToString(),
+                        Value09 = deviceUploadDataGatWayDto.DeviceParams.Value09.ToString(),
+                        Value10 = deviceUploadDataGatWayDto.DeviceParams.Value10.ToString()
+                    };
                 Context.Insertable(deviceUploadData).ExecuteCommand();
             }
 
@@ -486,6 +501,7 @@ namespace ZR.Service.mqtt
                 _logger.LogError(ex, "清理MQTT客户端资源时出错");
             }
         }
+
         public void Dispose()
         {
             Dispose(true);