diff --git a/src/main/java/com/inspect/simulator/controller/InfraredController.java b/src/main/java/com/inspect/simulator/controller/InfraredController.java
index 981bd48..1ffd8cc 100644
--- a/src/main/java/com/inspect/simulator/controller/InfraredController.java
+++ b/src/main/java/com/inspect/simulator/controller/InfraredController.java
@@ -104,9 +104,10 @@ public class InfraredController {
 
 
     //csv文件下载
-    @GetMapping("/ir/downloadCsv")
-    public ResponseEntity<InputStreamResource> downloadCsv(@RequestParam  String filePath) {
-        InputStream csvStream = hikVisionService.downloadCsv(filePath);
+    @PostMapping("/ir/downloadCsv")
+    @ResponseBody
+    public ResponseEntity<InputStreamResource> downloadCsv(@RequestBody InfraPictureInfo infraPictureInfo) {
+        InputStream csvStream = hikVisionService.downloadCsv(infraPictureInfo.getFilePath());
         return ResponseEntity.ok()
                 .header("Content-Type", "text/csv; charset=utf-8")
                 .header("Content-Disposition", "attachment; filename=data.csv")