diff --git a/AI/WxMini/Utils/MySQLUtil.py b/AI/WxMini/Utils/MySQLUtil.py
index b2fb6bba..25b9b368 100644
--- a/AI/WxMini/Utils/MySQLUtil.py
+++ b/AI/WxMini/Utils/MySQLUtil.py
@@ -28,6 +28,7 @@ async def init_mysql_pool():
 # 保存聊天记录到 MySQL
 async def save_chat_to_mysql(mysql_pool, person_id, prompt, result, audio_url, duration):
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor() as cur:
             await cur.execute(
                 "INSERT INTO t_chat_log (person_id, user_input, model_response,audio_url,duration,create_time) VALUES (%s, %s, %s, %s, %s,NOW())",
@@ -39,6 +40,7 @@ async def save_chat_to_mysql(mysql_pool, person_id, prompt, result, audio_url, d
 # 清空表
 async def truncate_chat_log(mysql_pool):
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor() as cur:
             await cur.execute("TRUNCATE TABLE t_chat_log")
             await conn.commit()
@@ -62,6 +64,7 @@ async def get_chat_log_by_session(mysql_pool, current_user, person_id, page=1, p
         raise ValueError("MySQL 连接池未初始化")
 
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor(DictCursor) as cur:  # 使用 DictCursor
             # 查询总记录数
             await cur.execute(
@@ -122,6 +125,7 @@ async def get_last_chat_log_id(mysql_pool, person_id):
     :return: 最后一条记录的 id，如果未找到则返回 None
     """
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor() as cur:
             await cur.execute(
                 "SELECT id FROM t_chat_log WHERE person_id = %s ORDER BY id DESC LIMIT 1",
@@ -134,6 +138,7 @@ async def get_last_chat_log_id(mysql_pool, person_id):
 # 更新为危险的记录
 async def update_risk(mysql_pool, person_id, risk_memo):
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor() as cur:
             # 1. 获取此人员的最后一条记录 id
             last_id = await get_last_chat_log_id(mysql_pool, person_id)
@@ -159,6 +164,7 @@ async def get_user_by_login_name(mysql_pool, login_name: str) -> Optional[Dict]:
     :return: 用户信息（字典形式）
     """
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor() as cursor:
             sql = "SELECT * FROM t_base_person WHERE login_name = %s"
             await cursor.execute(sql, (login_name,))
@@ -181,6 +187,7 @@ async def get_chat_logs_by_risk_flag(mysql_pool, risk_flag: int, offset: int, pa
     :return: 聊天记录列表和总记录数
     """
     async with mysql_pool.acquire() as conn:
+        await conn.ping()  # 重置连接
         async with conn.cursor() as cursor:
             # 查询符合条件的记录
             sql = """