diff --git a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/order/service/impl/OrderInfoServiceImpl.java b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/order/service/impl/OrderInfoServiceImpl.java
index f889f81..07fe49e 100644
--- a/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/order/service/impl/OrderInfoServiceImpl.java
+++ b/bonus-modules/bonus-smart-canteen/src/main/java/com/bonus/canteen/core/order/service/impl/OrderInfoServiceImpl.java
@@ -159,6 +159,7 @@ public class OrderInfoServiceImpl implements IOrderInfoService
         AccInfoDetailsVO accInfoVO = this.accInfoService.queryAccInfoByUserId(orderAddParam.getUserId());
         accInfoService.checkAccStatus(accInfoVO);
         List<OrderInfo> canteenOrderInfoList = new OrderInfo().of(orderAddParam);
+        checkDeviceOrderExisting(canteenOrderInfoList);
         checkOrdersTotalAmount(canteenOrderInfoList, orderAddParam.getRealAmount());
         List<OrderInfo> orderInfoList = orderBusiness.orderPlaceHandler(canteenOrderInfoList);
         try {
@@ -184,6 +185,7 @@ public class OrderInfoServiceImpl implements IOrderInfoService
         AccInfoDetailsVO accInfoVO = this.accInfoService.queryAccInfoByUserId(orderAddParam.getUserId());
         accInfoService.checkAccStatus(accInfoVO);
         List<OrderInfo> canteenOrderInfoList = new ShopOrderAddParam().of(orderAddParam);
+        checkDeviceOrderExisting(canteenOrderInfoList);
         List<OrderInfo> orderInfoList = orderBusiness.orderPlaceHandler(canteenOrderInfoList);
         try {
             AccRedisUtils.lockUpdateAccWalletBalance(orderAddParam.getUserId());
@@ -197,6 +199,18 @@ public class OrderInfoServiceImpl implements IOrderInfoService
         return 1;
     }
 
+    private void checkDeviceOrderExisting(List<OrderInfo> orderInfoList) {
+        if(CollUtil.isEmpty(orderInfoList)) {
+            throw new ServiceException("订单不能为空");
+        }
+        for (OrderInfo orderInfo : orderInfoList) {
+            OrderInfo orderInfoByOrderId = orderInfoMapper.selectOrderInfoByDeviceOrderId(orderInfo.getDeviceOrderId());
+            if(Objects.nonNull(orderInfoByOrderId)) {
+                throw new ServiceException("该设备订单已存在");
+            }
+        }
+    }
+
     @Override
     public void pay(Long orderId) {
         if(Objects.isNull(orderId) || orderId <= 0) {