diff --git a/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java b/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java
index 672fc09..50b70a9 100644
--- a/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java
+++ b/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java
@@ -2882,6 +2882,7 @@ public class TsFilesServiceImpl extends ServiceImpl<TsFilesMapper, TsFiles> impl
             if (StringUtils.isNoneEmpty(nodeId, taskId)) {
                 queryWrapper.eq("node_id", nodeId)
                         .eq("task_id", taskId)
+                        .eq("parent_id", "00")
                         .isNotNull("work_path")
                         .ne("work_path", "")
                         .and(wq -> wq.isNull("backup_path").or().eq("backup_path", ""));
@@ -3050,6 +3051,7 @@ public class TsFilesServiceImpl extends ServiceImpl<TsFilesMapper, TsFiles> impl
                 // 场景1：根据 nodeId + taskId 查询（确保数据库有联合索引）
                 queryWrapper.eq("node_id", nodeId)
                         .eq("task_id", taskId)
+                        .eq("parent_id", "00")
                         .isNotNull("backup_path")
                         .ne("backup_path", "")
                         .and(wq -> wq.isNull("work_path").or().eq("work_path", ""));