diff --git a/iti/applications/routes/iot/device_ctl.py b/iti/applications/routes/iot/device_ctl.py
index 6714f3b..d1c2ff9 100644
--- a/iti/applications/routes/iot/device_ctl.py
+++ b/iti/applications/routes/iot/device_ctl.py
@@ -59,6 +59,17 @@ def add_device(json_data: dict):
     添加设备信息
     """
     
+    # 判断设备编号是否唯一
+    if json_data.get("device_number") is not None:
+        if db.session.scalar(
+            select(
+                exists().where(
+                    IotDevice.device_number == json_data.get("device_number")
+                )
+            )
+        ):
+            raise BizException("同编号设备已存在")
+
     device = IotDevice(**json_data)
     device.status = 0
     db.session.add(device)
@@ -76,6 +87,17 @@ def update_device(id: int, json_data: dict):
     更新设备信息
     """
 
+    # 判断设备编号是否唯一
+    if json_data.get("device_number") is not None:
+        if db.session.scalar(
+            select(
+                exists().where(
+                    IotDevice.device_number == json_data.get("device_number"), IotDevice.id != id
+                )
+            )
+        ):
+            raise BizException("同编号设备已存在")
+
     device = db.session.scalar(select(IotDevice).filter_by(id=id))
     if not device:
         raise BizException("设备信息不存在")
diff --git a/iti/applications/routes/iot/endpoint_ctl.py b/iti/applications/routes/iot/endpoint_ctl.py
index d04dd0b..2300954 100644
--- a/iti/applications/routes/iot/endpoint_ctl.py
+++ b/iti/applications/routes/iot/endpoint_ctl.py
@@ -60,6 +60,17 @@ def add_endpoint(json_data: dict):
     添加采集端信息
     """
     
+    # 判断采集端编号是否唯一
+    if json_data.get("endpoint_number") is not None:
+        if db.session.scalar(
+            select(
+                exists().where(
+                    IotEndpoint.endpoint_number == json_data.get("endpoint_number")
+                )
+            )
+        ):
+            raise BizException("同编号采集端已存在")
+
     endpoint = IotEndpoint(**json_data)
     device = db.session.scalar(select(IotDevice).options(noload(IotDevice.workshop)).filter_by(id = endpoint.device_id))
     if not device:
@@ -81,6 +92,17 @@ def update_endpoint(id: int, json_data: dict):
     更新采集端信息
     """
 
+    # 判断采集端编号是否唯一
+    if json_data.get("endpoint_number") is not None:
+        if db.session.scalar(
+            select(
+                exists().where(
+                    IotEndpoint.endpoint_number == json_data.get("endpoint_number"), IotEndpoint.id != id
+                )
+            )
+        ):
+            raise BizException("同编号采集端已存在")
+
     endpoint = db.session.scalar(
         select(IotEndpoint)
         .options(noload(IotEndpoint.workshop), noload(IotEndpoint.device))
diff --git a/iti/applications/routes/iot/workshop_ctl.py b/iti/applications/routes/iot/workshop_ctl.py
index 67d156a..5507f5a 100644
--- a/iti/applications/routes/iot/workshop_ctl.py
+++ b/iti/applications/routes/iot/workshop_ctl.py
@@ -13,7 +13,7 @@ from .schemas.workshop import (
 from iti.applications.common import ModelFilter
 from iti.applications.common.exceptions.biz_exp import BizException
 from flask_jwt_extended import jwt_required
-from sqlalchemy import select
+from sqlalchemy import select, delete, exists
 from sqlalchemy.sql.functions import func
 from iti.applications.common import permission
 
@@ -58,6 +58,17 @@ def add_workshop(json_data: dict):
     添加车间信息
     """
     
+    # 判断车间编号是否唯一
+    if json_data.get("workshop_number") is not None:
+        if db.session.scalar(
+            select(
+                exists().where(
+                    IotWorkshop.workshop_number == json_data.get("workshop_number")
+                )
+            )
+        ):
+            raise BizException("同编号车间已存在")
+
     workshop = IotWorkshop(**json_data)
     workshop.status = 0
     db.session.add(workshop)
@@ -74,6 +85,17 @@ def update_workshop(id: int, json_data: dict):
     更新车间信息
     """
 
+    # 判断车间编号是否唯一
+    if json_data.get("workshop_number") is not None:
+        if db.session.scalar(
+            select(
+                exists().where(
+                    IotWorkshop.workshop_number == json_data.get("workshop_number"), IotWorkshop.id != id
+                )
+            )
+        ):
+            raise BizException("同编号车间已存在")
+
     workshop = db.session.scalar(select(IotWorkshop).filter_by(id=id))
     if not workshop:
         raise BizException("车间信息不存在")