diff --git a/shuili-system/src/main/java/com/kms/yxgh/df/service/DfCheckingService.java b/shuili-system/src/main/java/com/kms/yxgh/df/service/DfCheckingService.java
index 5d0a678d..d5fe8657 100644
--- a/shuili-system/src/main/java/com/kms/yxgh/df/service/DfCheckingService.java
+++ b/shuili-system/src/main/java/com/kms/yxgh/df/service/DfCheckingService.java
@@ -8,14 +8,12 @@ import com.kms.yxgh.base.DfException;
 import com.kms.yxgh.common.dto.CommonCheckingTreeDto;
 import com.kms.yxgh.df.domain.DfChecking;
 import com.kms.yxgh.df.domain.DfCheckingItem;
-import com.kms.yxgh.df.domain.DfPlan;
-import com.kms.yxgh.df.domain.DfProjectCheckingRel;
+import com.kms.yxgh.df.domain.DfCheckingLine;
 import com.kms.yxgh.df.dto.DfCheckingDetailDto;
 import com.kms.yxgh.df.dto.DfCheckingDetailDto.DfCheckingItemDto;
 import com.kms.yxgh.df.mapper.DfCheckingItemMapper;
+import com.kms.yxgh.df.mapper.DfCheckingLineMapper;
 import com.kms.yxgh.df.mapper.DfCheckingMapper;
-import com.kms.yxgh.df.mapper.DfPlanMapper;
-import com.kms.yxgh.df.mapper.DfProjectCheckingRelMapper;
 import com.kms.yxgh.util.BeanCopyUtils;
 import com.kms.yxgh.util.StreamUtils;
 import com.shuili.common.core.domain.SearchParam;
@@ -43,9 +41,8 @@ import java.util.stream.Stream;
 public class DfCheckingService extends BaseService<DfCheckingMapper, DfChecking> {
 
     private final DfCheckingItemMapper dfCheckingItemMapper;
-    private final DfPlanMapper dfPlanMapper;
     private final SysDictDataMapper dictDataMapper;
-    private final DfProjectCheckingRelMapper dfProjectCheckingRelMapper;
+    private final DfCheckingLineMapper dfCheckingLineMapper;
 
 
     public final static String PART_SEPARATOR = ":";
@@ -166,10 +163,8 @@ public class DfCheckingService extends BaseService<DfCheckingMapper, DfChecking>
     }
 
     public Boolean isUsed(String id) {
-        return dfPlanMapper.selectCount(Wrappers.<DfPlan>lambdaQuery()
-                .eq(DfPlan::getXcId, id)) > 0
-                || dfProjectCheckingRelMapper.selectCount(Wrappers.<DfProjectCheckingRel>lambdaQuery()
-                .eq(DfProjectCheckingRel::getXcId, id)) > 0;
+        return dfCheckingLineMapper.selectCount(Wrappers.<DfCheckingLine>lambdaQuery()
+                .eq(DfCheckingLine::getXcId, id)) > 0;
     }
 
     private void deleteItems(String id) {