diff --git a/工具v2/database_tools.py b/工具v2/database_tools.py
index 01d474c3..4feeb207 100644
--- a/工具v2/database_tools.py
+++ b/工具v2/database_tools.py
@@ -30,6 +30,11 @@ def GetTime(): #获得当前时间
     currenttime = f"{t.tm_hour:0>2}{t.tm_min:0>2}{t.tm_sec:0>2}"
     return currenttime #返回当前时间hhmmss
 
+def datestrtotimestamp(date_str): # 将yyyymmdd的时间转为时间戳timestamp(以分钟为单位的整数)
+    date_obj = time.strptime(date_str, "%Y%m%d")
+    timestamp = int(time.mktime(date_obj))
+    return timestamp
+
 def ReadTextFile(filepath): #读取文本格式的文件
     with open(filepath,"r",encoding="u8") as f:
         data = f.read()