diff --git a/ntrip_load-main/src/main/java/com/rtklib/TcpRtkServer.java b/ntrip_load-main/src/main/java/com/rtklib/TcpRtkServer.java
index 318aa35..6d779e0 100644
--- a/ntrip_load-main/src/main/java/com/rtklib/TcpRtkServer.java
+++ b/ntrip_load-main/src/main/java/com/rtklib/TcpRtkServer.java
@@ -288,12 +288,27 @@ public class TcpRtkServer implements CommandLineRunner {
             
             // 检查是否需要保存（距离上次保存超过10分钟）
             if (lastSaveTime == null || 
-                ChronoUnit.MINUTES.between(lastSaveTime, now) >= 1) {
+                ChronoUnit.MINUTES.between(lastSaveTime, now) >= 10) {
                 
-                rtkDataRepository.save(currentData);
+                // 创建新的RtkData对象，复制所有属性
+                RtkData newData = new RtkData();
+                newData.setTimestamp(currentData.getTimestamp());
+                newData.setWeek(currentData.getWeek());
+                newData.setTimeOfWeek(currentData.getTimeOfWeek());
+                newData.setLatitude(currentData.getLatitude());
+                newData.setLongitude(currentData.getLongitude());
+                newData.setHeight(currentData.getHeight());
+                newData.setZtd(currentData.getZtd());
+                newData.setZtdGradientNorth(currentData.getZtdGradientNorth());
+                newData.setZtdGradientEast(currentData.getZtdGradientEast());
+                newData.setSatelliteInfo(currentData.getSatelliteInfo());
+                newData.setPwv(currentData.getPwv());
+                newData.setDeviceId(currentData.getDeviceId());
+                
+                rtkDataRepository.save(newData);
                 lastSaveTime = now;
                 logger.info("成功保存RTK数据: 时间={}, ZTD={}, PWV={}", 
-                          currentData.getTimestamp(), currentData.getZtd(), currentData.getPwv());
+                          newData.getTimestamp(), newData.getZtd(), newData.getPwv());
             }
         } catch (Exception e) {
             logger.error("保存数据过程中发生错误: {}", e.getMessage(), e);