diff --git a/src/main/java/com/isu/gaswellwatch/entity/Block.java b/src/main/java/com/isu/gaswellwatch/entity/Block.java
index 26bcc6c..73f0078 100644
--- a/src/main/java/com/isu/gaswellwatch/entity/Block.java
+++ b/src/main/java/com/isu/gaswellwatch/entity/Block.java
@@ -29,10 +29,10 @@ public class Block extends Model<Block>  {
     private String details;
 
     /** 创建时间 */
-    private LocalDateTime createTime;
+    private String createTime;
 
     /** 更新时间 */
-    private LocalDateTime updateTime;
+    private String updateTime;
 
     /** 关联部门 */
     private DepartmentVO department;
diff --git a/src/main/java/com/isu/gaswellwatch/service/impl/BlockServiceImpl.java b/src/main/java/com/isu/gaswellwatch/service/impl/BlockServiceImpl.java
index 8fe602f..25a661d 100644
--- a/src/main/java/com/isu/gaswellwatch/service/impl/BlockServiceImpl.java
+++ b/src/main/java/com/isu/gaswellwatch/service/impl/BlockServiceImpl.java
@@ -145,6 +145,8 @@ public class BlockServiceImpl  extends ServiceImpl<BlockDao, Block> implements B
     @Override
     @Transactional(rollbackFor = Throwable.class)
     public void deleteBlockById(Long id) {
+        //TODO 校验区块是否被气井关联
+
         blockDao.deleteBlockById(id);
         blockDepartmentService.remove(new LambdaQueryWrapper<BlockDepartment>().eq(BlockDepartment::getBlockId, id));
     }
diff --git a/src/main/java/com/isu/gaswellwatch/service/impl/DepartmentServiceImpl.java b/src/main/java/com/isu/gaswellwatch/service/impl/DepartmentServiceImpl.java
index f27e8ac..60fce5d 100644
--- a/src/main/java/com/isu/gaswellwatch/service/impl/DepartmentServiceImpl.java
+++ b/src/main/java/com/isu/gaswellwatch/service/impl/DepartmentServiceImpl.java
@@ -5,6 +5,8 @@ import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.isu.gaswellwatch.config.SnowflakeConfig;
+import com.isu.gaswellwatch.entity.BlockDepartment;
+import com.isu.gaswellwatch.service.BlockDepartmentService;
 import com.isu.gaswellwatch.service.DepartmentService;
 import com.isu.gaswellwatch.dao.DepartmentDao;
 import com.isu.gaswellwatch.dto.*;
@@ -28,6 +30,9 @@ public class DepartmentServiceImpl extends ServiceImpl<DepartmentDao, Department
     @Resource
     private DepartmentDao companyDao;
 
+    @Resource
+    private BlockDepartmentService blockDepartmentService;
+
     @Override
     public Page<DepartmentVO> page(Integer currentPage, Integer pageSize, String name, String code){
         Page<DepartmentVO> page = companyDao.page(new Page<>(currentPage, pageSize),name,code);
@@ -56,10 +61,13 @@ public class DepartmentServiceImpl extends ServiceImpl<DepartmentDao, Department
 
     @Override
     public void delete(Long id){
-        //TODO 如果部门绑定了气井  不能删除
-
-        //删除
-        removeById(id);
+        //如果部门绑定了区块  不能删除
+        BlockDepartment blockDepartment = blockDepartmentService.getOne(new LambdaQueryWrapper<BlockDepartment>().eq(BlockDepartment::getDepartmentId, id));
+        if(blockDepartment != null){
+            throw new BusinessException("该部门已被区块绑定，不能删除");
+        }else {
+            removeById(id);
+        }
     }
 
 
diff --git a/src/main/resources/mapper/BlockMapper.xml b/src/main/resources/mapper/BlockMapper.xml
index 7151189..4de9661 100644
--- a/src/main/resources/mapper/BlockMapper.xml
+++ b/src/main/resources/mapper/BlockMapper.xml
@@ -35,7 +35,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     <select id="pageForQuery" resultMap="BlockVO">
         <include refid="selectBlockVo"/>
         <where>
-                        <if test="name != ''"> and t1.name like concat('%', #{name}, '%')</if>
+            <if test="name != null and name != ''"> and t1.name like concat('%', #{name}, '%')</if>
         </where>
         order by t1.id desc
     </select>
@@ -44,7 +44,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <include refid="selectBlockVo"/>
         left join block_department bd on t1.id = bd.block_id
         <where>
-            <if test="departmentId != ''"> bd.department_id = #{departmentId}</if>
+            <if test="departmentId != null and departmentId != ''"> bd.department_id = #{departmentId}</if>
         </where>
 
     </select>