diff --git a/njcn-common/src/main/java/com/njcn/common/bean/CustomCacheUtil.java b/njcn-common/src/main/java/com/njcn/common/bean/CustomCacheUtil.java
index c6560fb..0fdc23d 100644
--- a/njcn-common/src/main/java/com/njcn/common/bean/CustomCacheUtil.java
+++ b/njcn-common/src/main/java/com/njcn/common/bean/CustomCacheUtil.java
@@ -3,7 +3,6 @@ package com.njcn.common.bean;
 import cn.hutool.cache.CacheUtil;
 import cn.hutool.cache.impl.TimedCache;
 import cn.hutool.core.date.DateUnit;
-import cn.hutool.extra.spring.SpringUtil;
 import org.springframework.stereotype.Component;
 
 import java.util.Objects;
@@ -19,7 +18,7 @@ public class CustomCacheUtil {
         //初始化一个定时缓存
         this.timedCache = initTimedCache();
         //启动定时任务，每60秒清理一次过期条目
-        this.timedCache.schedulePrune(60*1000);
+        this.timedCache.schedulePrune(60 * 1000);
     }
 
     /**
@@ -38,7 +37,7 @@ public class CustomCacheUtil {
             //初始化一个定时缓存
             this.timedCache = initTimedCache();
             //启动定时任务，每60秒清理一次过期条目
-            timedCache.schedulePrune(60*1000);
+            timedCache.schedulePrune(60 * 1000);
         }
         timedCache.put(key, value);
     }
@@ -52,7 +51,7 @@ public class CustomCacheUtil {
             //初始化一个定时缓存
             this.timedCache = initTimedCache();
             //启动定时任务，每60秒清理一次过期条目
-            timedCache.schedulePrune(60*1000);
+            timedCache.schedulePrune(60 * 1000);
         }
         timedCache.put(key, value, expireTime);
     }
@@ -60,16 +59,25 @@ public class CustomCacheUtil {
 
     /**
      * 获取缓存值，
-     * @param key 缓存key
+     *
+     * @param key   缓存key
      * @param flush 是否重置生命周期 true 重置，false 不重置
      */
-    public String get(String key,boolean flush) {
+    public String get(String key, boolean flush) {
         if (Objects.isNull(timedCache)) {
             //初始化一个定时缓存
             this.timedCache = initTimedCache();
             //启动定时任务，每60秒清理一次过期条目
-            timedCache.schedulePrune(60*1000);
+            timedCache.schedulePrune(60 * 1000);
         }
-        return timedCache.get(key,flush);
+        return timedCache.get(key, flush);
+    }
+
+    public void remove(String key) {
+        if (Objects.isNull(timedCache)) {
+            this.timedCache = initTimedCache();
+            timedCache.schedulePrune(60 * 1000);
+        }
+        timedCache.remove(key);
     }
 }
diff --git a/njcn-common/src/main/java/com/njcn/common/pojo/constant/SecurityConstants.java b/njcn-common/src/main/java/com/njcn/common/pojo/constant/SecurityConstants.java
index 45d0927..ceb3bba 100644
--- a/njcn-common/src/main/java/com/njcn/common/pojo/constant/SecurityConstants.java
+++ b/njcn-common/src/main/java/com/njcn/common/pojo/constant/SecurityConstants.java
@@ -42,7 +42,7 @@ public interface SecurityConstants {
     /**
      * 认证成功后，返回信息包含的内容-
      */
-    String USER_INDEX_KEY = "userIndex";
+    String USER_ID = "userId";
     String USER_TYPE = "userType";
     String USER_NAME_KEY = "user_name";
     String USER_HEAD_KEY = "headSculpture";
diff --git a/njcn-common/src/main/java/com/njcn/common/utils/JwtUtil.java b/njcn-common/src/main/java/com/njcn/common/utils/JwtUtil.java
index f134c3f..e02de1b 100644
--- a/njcn-common/src/main/java/com/njcn/common/utils/JwtUtil.java
+++ b/njcn-common/src/main/java/com/njcn/common/utils/JwtUtil.java
@@ -3,6 +3,7 @@ package com.njcn.common.utils;
 import cn.hutool.core.date.DateUnit;
 import cn.hutool.jwt.JWT;
 import cn.hutool.jwt.JWTUtil;
+import com.njcn.common.pojo.constant.SecurityConstants;
 
 import java.nio.charset.StandardCharsets;
 import java.time.Instant;
@@ -36,7 +37,7 @@ public class JwtUtil {
         headers.put("typ", "JWT");
         headers.put("alg", "HS256");
         Map<String, Object> payload = new HashMap<>();
-        payload.put("userId", userId);
+        payload.put(SecurityConstants.USER_ID, userId);
         payload.put("exp", Instant.now().plusSeconds(ACCESS_EXPIRE).getEpochSecond());
         payload.put("sub", SUBJECT);
         payload.put("iss", JWT_ISS);