diff --git a/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/SFTPUtil.java b/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/SFTPUtil.java
index 9b877b27..c643e7ab 100644
--- a/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/SFTPUtil.java
+++ b/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/SFTPUtil.java
@@ -58,9 +58,7 @@ public class SFTPUtil {
     public static void getChannelSftp(SftpConfig sftpConfig){
         try {
             if(sshSession == null){
-                if(sshSession == null){
-                    getSession(sftpConfig);
-                }
+                getSession(sftpConfig);
                 Channel channel = sshSession.openChannel("sftp");
                 channel.connect();
                 sftp = (ChannelSftp) channel;
@@ -276,7 +274,7 @@ public class SFTPUtil {
      * @param saveFile     存在本地的路径
      */
     public static Map<String,String> download(SftpConfig sftpConfig, String directory, String saveFile) {
-        Map<String,String> map = new HashMap<String,String>();
+        Map<String,String> map = new HashMap<>();
         map.put("code","0");
         map.put("msg","下载成功");
         String[] df = getDirectoryAndFileName(directory);
diff --git a/jeecg-module-main/src/main/java/org/jeecg/modules/kc/detection/service/impl/KcDetectionDetailedServiceImpl.java b/jeecg-module-main/src/main/java/org/jeecg/modules/kc/detection/service/impl/KcDetectionDetailedServiceImpl.java
index df028e72..6e2d5ce2 100644
--- a/jeecg-module-main/src/main/java/org/jeecg/modules/kc/detection/service/impl/KcDetectionDetailedServiceImpl.java
+++ b/jeecg-module-main/src/main/java/org/jeecg/modules/kc/detection/service/impl/KcDetectionDetailedServiceImpl.java
@@ -1,47 +1,42 @@
 package org.jeecg.modules.kc.detection.service.impl;
-import java.util.*;
 
 import cn.hutool.core.date.DateTime;
-import cn.hutool.core.date.DateUtil;
 import cn.hutool.core.io.FileUtil;
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.beust.jcommander.internal.Sets;
 import com.google.common.collect.Maps;
-import io.swagger.annotations.ApiModelProperty;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
+import org.jeecg.common.constant.CommonConstant;
+import org.jeecg.common.util.SFTPUtil;
+import org.jeecg.common.util.SftpConfig;
 import org.jeecg.modules.kc.detection.entity.KcDetectionDetailed;
 import org.jeecg.modules.kc.detection.entity.KcDetectionMain;
 import org.jeecg.modules.kc.detection.mapper.KcDetectionDetailedMapper;
 import org.jeecg.modules.kc.detection.service.IKcDetectionDetailedService;
 import org.jeecg.modules.kc.detection.service.IKcDetectionMainService;
-import org.jeecg.modules.kc.jiaoshi.controller.KcZhihuijiaoshiController;
 import org.jeecg.modules.kc.jiaoshi.entity.KcZhihuijiaoshi;
 import org.jeecg.modules.kc.jiaoshi.service.IKcZhihuijiaoshiService;
 import org.jeecg.modules.kc.kcJieci.entity.KcJieci;
 import org.jeecg.modules.kc.kcJieci.service.IKcJieciService;
-import org.jeecg.modules.kc.ktgl.controller.KcKetangbiaoController;
 import org.jeecg.modules.kc.ktgl.entity.KcKetangbiao;
 import org.jeecg.modules.kc.ktgl.service.IKcKetangbiaoService;
-import org.jeecg.modules.tools.AuthService;
-import org.jeecg.modules.tools.CommonUtil;
-import org.jeecg.modules.tools.DateUtils;
-import org.jeecg.modules.tools.URLEncoder;
+import org.jeecg.modules.tools.*;
 import org.jeecg.modules.tools.ffmpeg.FFmpegTools;
-import org.jeecgframework.poi.excel.annotation.Excel;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 
-import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
-import org.springframework.util.FileCopyUtils;
-
 import javax.annotation.Resource;
 import java.io.File;
-import java.util.stream.Collectors;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
 
 /**
  * @Description: 教室人数检测-详细表
@@ -49,6 +44,7 @@ import java.util.stream.Collectors;
  * @Date:   2024-05-07
  * @Version: V1.0
  */
+@Slf4j
 @Service
 public class KcDetectionDetailedServiceImpl extends ServiceImpl<KcDetectionDetailedMapper, KcDetectionDetailed> implements IKcDetectionDetailedService {
 
@@ -70,6 +66,14 @@ public class KcDetectionDetailedServiceImpl extends ServiceImpl<KcDetectionDetai
 	@Resource
 	private IKcJieciService jieciService;
 
+	@Autowired
+	private Global global;
+
+	@Autowired
+	SftpConfig sftpConfig;
+
+
+
 
 	@Value(value = "${jeecg.path.upload}")
 	private String uploadpath;
@@ -141,7 +145,7 @@ public class KcDetectionDetailedServiceImpl extends ServiceImpl<KcDetectionDetai
 				String fileName;
 				File uploadpathFile = new File(uploadpath);
 				String uploadpathFilePath = uploadpathFile.getPath();
-				File file = new File(uploadpathFilePath + File.separator + "videoScreenshot" + File.separator + ketangbiao.getXnxq() + File.separator + yearMonthStr + File.separator + x.getJsbh() + File.separator);
+				File file = new File(uploadpathFilePath + File.separator + "temp" + File.separator + "videoScreenshot" + File.separator + ketangbiao.getXnxq() + File.separator + yearMonthStr + File.separator + x.getJsbh() + File.separator);
 				String orgName = x.getPullUrl();// 获取文件名
 				orgName = CommonUtil.getFileName(orgName);
 				if(orgName.lastIndexOf(".")!=-1){
@@ -166,6 +170,23 @@ public class KcDetectionDetailedServiceImpl extends ServiceImpl<KcDetectionDetai
 				String miniOutImagePath = StringUtils.replace(outImagePath, uploadpathFilePath + File.separator, "");
 				miniOutImagePath = StringUtils.replace(miniOutImagePath,"\\","/");
 				boolean isSuccess = _FFmpegTools.videoScreenshot(x.getPullUrl(), outImagePath);
+
+				if(isSuccess){
+					//转存文件到ftp
+					//miniOutImagePath
+					if(StringUtils.equals(CommonConstant.UPLOAD_TYPE_SFTP, global.uploadType)){
+						//miniOutImagePath =
+						int index = miniOutImagePath.lastIndexOf("/");
+						String outImagePathDir = miniOutImagePath.substring(0,index);
+						String outImagePathName = miniOutImagePath.substring(index+1);
+						Map<String, String> res = SFTPUtil.upload(sftpConfig, false, outImagePathDir, outImagePath, outImagePathName );
+						if(!StringUtils.equals(res.get("code"),"0")){
+							log.error("上传文件出现错误：{}", res.get("msg"));
+
+						}
+					}
+
+				}
 				//查找主表，
 				QueryWrapper<KcDetectionMain> detectionMainQw = new QueryWrapper<>();
 
diff --git a/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/CommonController.java b/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/CommonController.java
index 811b001b..f6c302f9 100644
--- a/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/CommonController.java
+++ b/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/CommonController.java
@@ -472,7 +472,13 @@ public class CommonController {
                 try{
                     logger.info("/sys/common/static/SFTP下载 ..."+new Date());
 //                    SFTPUtil.writeFileToRes(sftpConfig,imgPath,response);
-                    Map<String,String> map = SFTPUtil.download(sftpConfig,imgPath,getDownloadPath("temp"));
+                    int index = imgPath.lastIndexOf("/");
+                    String path = "temp";
+                    if(index != -1){
+                        path = imgPath.substring(0,index);
+                    }
+                    //TODO 不确定是否有问题，
+                    Map<String,String> map = SFTPUtil.download(sftpConfig,imgPath,getDownloadPath(path));
                     if(!map.get("code").equals("0")){
                         response.setStatus(404);
                         throw new RuntimeException(map.get("msg"));