diff --git a/mkl-iot/src/main/java/com/ruoyi/iot/api/TowerCraneApiController.java b/mkl-iot/src/main/java/com/ruoyi/iot/api/TowerCraneApiController.java
index 0668d30..e3b0e77 100644
--- a/mkl-iot/src/main/java/com/ruoyi/iot/api/TowerCraneApiController.java
+++ b/mkl-iot/src/main/java/com/ruoyi/iot/api/TowerCraneApiController.java
@@ -1,12 +1,9 @@
 package com.ruoyi.iot.api;
 
-import cn.hutool.http.HttpUtil;
-import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
 import com.ruoyi.common.core.domain.AjaxResult;
 import com.ruoyi.common.core.text.Convert;
 import com.ruoyi.common.utils.DateUtils;
-import com.ruoyi.iot.domain.IotDeviceInfo;
 import com.ruoyi.iot.domain.TowerReqVo;
 import com.ruoyi.iot.enums.TowerTypeEnums;
 import com.ruoyi.iot.service.IIotDeviceInfoService;
@@ -15,7 +12,10 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.validation.annotation.Validated;
-import org.springframework.web.bind.annotation.*;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
 
 import java.util.HashMap;
 import java.util.List;