diff --git a/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/client/LsfxAnalysisClient.java b/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/client/LsfxAnalysisClient.java
index 3630b50b..643bb983 100644
--- a/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/client/LsfxAnalysisClient.java
+++ b/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/client/LsfxAnalysisClient.java
@@ -15,6 +15,7 @@ import jakarta.annotation.Resource;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
 
 import java.io.File;
 import java.util.Arrays;
@@ -110,7 +111,15 @@ public class LsfxAnalysisClient {
      * 上传文件
      */
     public UploadFileResponse uploadFile(Integer groupId, File file) {
-        log.info("【流水分析】上传文件请求: groupId={}, fileName={}", groupId, file.getName());
+        return uploadFile(groupId, file, file.getName());
+    }
+
+    /**
+     * 上传文件
+     */
+    public UploadFileResponse uploadFile(Integer groupId, File file, String uploadFileName) {
+        String multipartFileName = StringUtils.hasText(uploadFileName) ? uploadFileName : file.getName();
+        log.info("【流水分析】上传文件请求: groupId={}, fileName={}", groupId, multipartFileName);
         long startTime = System.currentTimeMillis();
 
         try {
@@ -118,7 +127,7 @@ public class LsfxAnalysisClient {
 
             Map<String, Object> params = new HashMap<>();
             params.put("groupId", groupId);
-            params.put("files", file);
+            params.put("files", HttpUtil.namedFileResource(file, multipartFileName));
 
             Map<String, String> headers = new HashMap<>();
             headers.put(LsfxConstants.HEADER_CLIENT_ID, clientId);
diff --git a/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java b/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java
index 469152e9..fecc5d49 100644
--- a/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java
+++ b/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java
@@ -10,6 +10,7 @@ import org.springframework.http.*;
 import org.springframework.stereotype.Component;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
+import org.springframework.util.StringUtils;
 import org.springframework.web.client.RestClientException;
 import org.springframework.web.client.RestTemplate;
 import org.springframework.web.util.UriComponentsBuilder;
@@ -31,6 +32,24 @@ public class HttpUtil {
     @Resource
     private ObjectMapper objectMapper;
 
+    public static org.springframework.core.io.Resource namedFileResource(File file, String filename) {
+        return new NamedFileSystemResource(file, filename);
+    }
+
+    private static class NamedFileSystemResource extends FileSystemResource {
+        private final String filename;
+
+        NamedFileSystemResource(File file, String filename) {
+            super(file);
+            this.filename = StringUtils.hasText(filename) ? filename : file.getName();
+        }
+
+        @Override
+        public String getFilename() {
+            return filename;
+        }
+    }
+
     /**
      * 发送GET请求（带查询参数和请求头）
      * @param url 请求URL
@@ -207,6 +226,8 @@ public class HttpUtil {
                     if (value instanceof File) {
                         File file = (File) value;
                         body.add(key, new FileSystemResource(file));
+                    } else if (value instanceof org.springframework.core.io.Resource) {
+                        body.add(key, value);
                     } else {
                         body.add(key, value);
                     }