diff --git a/Merge/back_trm/app/models/users.py b/Merge/back_trm/app/models/users.py
new file mode 100644
index 0000000..0505e86
--- /dev/null
+++ b/Merge/back_trm/app/models/users.py
@@ -0,0 +1,51 @@
+from . import Base
+from sqlalchemy import (
+    Column, Integer, String, Enum, TIMESTAMP, text
+)
+from sqlalchemy.ext.declarative import declarative_base
+
+
+class User(Base):
+    __tablename__ = 'users'
+
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'username': self.username if self.username else None,
+            'email': self.email if self.email else None,
+            'avatar': self.avatar if self.avatar else None,
+            'role': self.role if self.role else None,
+            'bio': self.bio if self.bio else None,
+            'status': self.status if self.status else None,
+            'created_at': self.created_at.isoformat() if self.created_at else None,
+            'updated_at': self.updated_at.isoformat() if self.updated_at else None
+        }
+
+
+
+    id = Column(Integer, primary_key=True, autoincrement=True, comment='用户ID')
+    username = Column(String(50), nullable=False, unique=True, comment='用户名')
+    password = Column(String(255), nullable=False, comment='加密密码')
+    email = Column(String(100), nullable=False, unique=True, comment='邮箱')
+    avatar = Column(String(255), comment='头像URL')
+    role = Column(Enum('user', 'admin', 'superadmin', name='user_role'), comment='角色')
+    bio = Column(String(255), comment='个人简介')
+    status = Column(
+        Enum('active','banned','muted', name='user_status'),
+        nullable=False,
+        server_default=text("'active'"),
+        comment='账号状态'
+    )
+    created_at = Column(
+        TIMESTAMP,
+        nullable=True,
+        server_default=text('CURRENT_TIMESTAMP'),
+        comment='创建时间'
+    )
+    updated_at = Column(
+        TIMESTAMP,
+        nullable=True,
+        server_default=text('CURRENT_TIMESTAMP'),
+        onupdate=text('CURRENT_TIMESTAMP'),
+        comment='更新时间'
+    )
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