diff --git a/model/class_model.py b/model/class_model.py
new file mode 100644
index 0000000..02acdf1
--- /dev/null
+++ b/model/class_model.py
@@ -0,0 +1,35 @@
+from database import DATETIME,Base,Column,Integer,String,ForeignKey,Boolean,Enum as SQLEnum,DateTime,DATETIME
+from datetime import datetime
+from database import engine
+from enum import Enum
+class Class(Base):
+    '''
+    班级信息数据库类模型
+    '''
+    __tablename__ = "s_class"
+    id = Column(Integer,
+                primary_key=True,
+                autoincrement=True,
+                index=True,#为该列创建索引，加快查询速度
+                comment='班级主键id')
+    class_id = Column(String(32),
+                      nullable=False,
+                      index=True,
+                      comment='班级编号')
+    class_name = Column(String(32),
+                        nullable=False,
+                        index=True,
+                        comment='班级名字')
+    ht_id = Column(Integer,
+                   ForeignKey('s_teacher.id'),
+                            nullable=False,
+                            comment='班主任ID')
+    t_id = Column(Integer,
+                  ForeignKey('s_teacher.id'),
+                             nullable=False,
+                             comment='授课老师ID')
+    start_time = Column(DATETIME,default=datetime.now,comment='开课时间')
+    update_time = Column(DATETIME,default=datetime.now,onupdate=datetime.now)
+    is_deleted = Column(Integer,default=0,index=True)
+Base.metadata.create_all(engine)
+