diff --git a/app/api/controller/DataCollectController.php b/app/api/controller/DataCollectController.php
index 24a9813c..a98a227d 100644
--- a/app/api/controller/DataCollectController.php
+++ b/app/api/controller/DataCollectController.php
@@ -19,10 +19,11 @@ class DataCollectController extends BaseApiController
                 return $this->fail('参数错误');  
             }  
             $payload= json_decode($parmas['payload'], true);
-                
+            $land = explode('_', $parmas['username']); // 命名规则：land_id  id土地表主键id
+            $device = explode('_', $parmas['topic']); // 命名规则：topic_deviceid  deviceid为设备主键id
             $data = [
-                    'land_name'=>$parmas['username'],  
-                    'topic'=>$parmas['topic'],  
+                    'land_id' => $land[1],
+                    'topic'=>$device[1],
                     'qos'=>$parmas['qos'],  
                     'wind_speed' => $payload['wind_speed'],
                     'wind_direction' => $payload['wind_direction'],
@@ -41,7 +42,9 @@ class DataCollectController extends BaseApiController
                     'clientid'=>$parmas['clientid'],  
                     'create_time'=>date('Y-m-d H:i:s'),  
                     'update_time'=>date('Y-m-d H:i:s'),  
-                ]; 
+            ];
+
+
 
             LandCollection::create($data);
             return $this->success('接收成功', ['user_name'=>$parmas['username'], 'topic'=>$parmas['topic']]);