fix: 修复请求周期问题

backend/service_implementation/qihuo_analyzer/data/api_adapters/tqsdk_adapter.py

@@ -81,20 +81,20 @@ class TqSdkAdapter(BaseDataAdapter):
             duration: 时间周期，如 '1m', '5m', '15m', '1h', '1d'
             
         Returns:
-            分钟数
+            秒数
         """
         duration_map = {
-            '1m': 1,
+            '1m': 60,
-            '5m': 5,
+            '5m': 300,
-            '15m': 15,
+            '15m': 900,
-            '30m': 30,
+            '30m': 1800,
-            '1h': 60,
+            '1h': 3600,
-            '2h': 120,
+            '2h': 7200,
-            '4h': 240,
+            '4h': 14400,
-            '6h': 360,
+            '6h': 21600,
-            '12h': 720,
+            '12h': 43200,
-            '1d': 1440,
+            '1d': 86400,
-            '1w': 10080
+            '1w': 604800
         }
         return duration_map.get(duration, 60)  # 默认60分钟