diff --git a/influxdb_api.py b/influxdb_api.py
index 73e3ce4..a2ce38e 100644
--- a/influxdb_api.py
+++ b/influxdb_api.py
@@ -1754,6 +1754,7 @@ def query_all_record_by_time_property(query_time: str, type: str, property: str,
     # 执行查询
     tables = query_api.query(flux_query)
     result_records = []
+
     # 解析查询结果
     for table in tables:
         for record in table.records:
@@ -1833,10 +1834,13 @@ def query_all_record_by_date(query_date: str, bucket: str="realtime_simulation_r
                 })
     return node_records, link_records
 
+influxdb_cache = {}
 
 # 2025/02/21 WMH
 def query_all_record_by_date_property(query_date: str, type: str, property: str,
                                       bucket: str="realtime_simulation_result", client: InfluxDBClient=client) -> list:
+    global influxdb_cache
+
     """
     查询指定日期的‘node’或‘link’的某一属性值的所有记录，以指定的格式返回
     :param query_date: 输入的日期，格式为‘2025-02-14’
@@ -1857,11 +1861,15 @@ def query_all_record_by_date_property(query_date: str, type: str, property: str,
         measurement = "link"
     else:
         raise ValueError(f"不支持的类型: {type}")
-    # 将 start_date 的北京时间转换为 UTC 时间
-    # start_time = (datetime.strptime(query_date, "%Y-%m-%d") - timedelta(days=1)).replace(hour=16, minute=0, second=0, tzinfo=timezone.utc).isoformat()
 
+    cache_key = f"{query_date}_{type}_{property}"
+
+    if influxdb_cache.get(cache_key) is not None:
+        return influxdb_cache.get(cache_key)
+
+    # 将 start_date 的北京时间转换为 UTC 时间
     bg_start_time, bg_end_time = time_api.parse_beijing_date_range(query_date)
-    bg_end_time = bg_start_time + timedelta(hours=2)            # 服务器性能不行，暂时返回2个小时的数据
+    # bg_end_time = bg_start_time + timedelta(hours=2)            # 服务器性能不行，暂时返回2个小时的数据
     utc_start_time = time_api.to_utc_time(bg_start_time)
     utc_end_time = time_api.to_utc_time(bg_end_time)
 
@@ -1896,6 +1904,9 @@ def query_all_record_by_date_property(query_date: str, type: str, property: str,
                 "ID": record["ID"],
                 property: record["_value"]
             })
+
+    influxdb_cache[cache_key] = result_records
+
     return result_records
 
 
diff --git a/main.py b/main.py
index 2fe6ff0..7b3fff1 100644
--- a/main.py
+++ b/main.py
@@ -2182,6 +2182,7 @@ async def fastapi_query_scada_data_by_device_id_and_date(ids: str, querydate: st
     return influxdb_api.query_SCADA_data_by_device_ID_and_date(query_ids_list=query_ids, query_date=querydate, client=influx_client)
 
 # DingZQ, 2025-03-08
+# 返回所有SCADA设备在指定日期的所有记录
 @app.get("/queryallscadarecordsbydate/")
 async def fastapi_query_all_scada_records_by_date(querydate: str):
     return influxdb_api.query_all_SCADA_records_by_date(query_date=querydate, client=influx_client)