diff --git a/relate_model.py b/relate_model.py
new file mode 100644
index 0000000..4f164cb
--- /dev/null
+++ b/relate_model.py
@@ -0,0 +1,25 @@
+from sqlalchemy import DATETIME,Column,Integer,String,Date
+from datetime import datetime,date
+from util.database import Base,engine
+
+
+
+class Related (Base):
+
+    __tablename__ = "wl_class"
+
+    related_id= Column(Integer, primary_key=True,comment='id')
+
+    source_id= Column(Integer, comment='原班级编号')
+
+    destination_id = Column(Integer, comment='目的班级编号')
+
+    related_type = Column(String(100), comment='关系类型')
+
+    entry_time = Column(Date,default=date.today,comment='数据创建时间')
+
+    update_time = Column(DATETIME,default=datetime.now,onupdate=datetime.now,comment='数据更新时间')
+
+    delete_status = Column(Integer,default=0,comment='删除状态：0未删除，1已删除')
+
+    delete_time = Column(DATETIME,comment='删除时间')
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