diff --git a/db/connection.py b/db/connection.py
index c614b82..5908c90 100644
--- a/db/connection.py
+++ b/db/connection.py
@@ -1,7 +1,5 @@
 import logging
-import pymysql
-from pymysql.cursors import DictCursor
-from dbutils.pooled_db import PooledDB
+import mysql.connector
 import redis
 
 class DBConnectionManager:
@@ -59,24 +57,23 @@ class DBConnectionManager:
             if not config:
                 self.logger.warning("MySQL配置为空，跳过初始化")
                 return
-                
-            self.mysql_pool = PooledDB(
-                creator=pymysql,
-                maxconnections=10,  # 连接池最大连接数
-                mincached=2,        # 初始化时，连接池中至少创建的空闲的连接
-                maxcached=5,        # 连接池中最多闲置的连接
-                blocking=True,      # 连接池中如果没有可用连接后，是否阻塞等待
-                maxusage=None,      # 一个连接最多被重复使用的次数，None表示无限制
-                setsession=[],      # 开始会话前执行的命令列表
-                ping=0,             # ping MySQL服务端，检查是否服务可用
-                host=config.get('host', 'localhost'),
-                port=config.get('port', 3306),
-                user=config.get('user', 'root'),
-                password=config.get('password', ''),
-                database=config.get('database', ''),
-                charset=config.get('charset', 'utf8mb4'),
-                cursorclass=DictCursor
-            )
+            
+            # 准备连接池配置
+            pool_config = {
+                'pool_name': 'wechat_robot_pool',
+                'pool_size': 10,  # 连接池大小
+                'host': config.get('host', 'localhost'),
+                'port': config.get('port', 3306),
+                'user': config.get('user', 'root'),
+                'password': config.get('password', ''),
+                'database': config.get('database', ''),
+                'charset': config.get('charset', 'utf8mb4'),
+                'use_pure': True,  # 使用纯Python实现
+                'autocommit': True
+            }
+            
+            # 创建连接池
+            self.mysql_pool = mysql.connector.pooling.MySQLConnectionPool(**pool_config)
             self.logger.info("MySQL连接池初始化成功")
         except Exception as e:
             self.logger.error(f"MySQL连接池初始化失败: {e}")
@@ -118,7 +115,7 @@ class DBConnectionManager:
         if self.mysql_pool is None:
             raise Exception("MySQL连接池未初始化")
         
-        return self.mysql_pool.connection()
+        return self.mysql_pool.get_connection()
     
     def get_redis_connection(self):
         """获取Redis连接