diff --git a/jsowell-pile/src/main/java/com/jsowell/pile/mapper/MemberPlateNumberRelationMapper.java b/jsowell-pile/src/main/java/com/jsowell/pile/mapper/MemberPlateNumberRelationMapper.java
index 005b2e162..0cc6f98ac 100644
--- a/jsowell-pile/src/main/java/com/jsowell/pile/mapper/MemberPlateNumberRelationMapper.java
+++ b/jsowell-pile/src/main/java/com/jsowell/pile/mapper/MemberPlateNumberRelationMapper.java
@@ -3,6 +3,8 @@ package com.jsowell.pile.mapper;
 import java.util.List;
 
 import com.jsowell.pile.domain.MemberPlateNumberRelation;
+import org.apache.ibatis.annotations.Param;
+import org.springframework.stereotype.Repository;
 
 /**
  * 用户车牌对应关系Mapper接口
@@ -10,6 +12,7 @@ import com.jsowell.pile.domain.MemberPlateNumberRelation;
  * @author jsowell
  * @date 2023-03-06
  */
+@Repository
 public interface MemberPlateNumberRelationMapper {
     /**
      * 查询用户车牌对应关系
@@ -66,4 +69,12 @@ public interface MemberPlateNumberRelationMapper {
      * @return
      */
     public int deleteCarNoByParams(List<Integer> ids);
+
+    /**
+     * 用户解绑某个车牌号
+     * @param memberId
+     * @param plateNumber
+     * @return
+     */
+    int unbindingPlateNumber(@Param("memberId") String memberId, @Param("plateNumber")String plateNumber);
 }
diff --git a/jsowell-pile/src/main/java/com/jsowell/pile/service/IMemberPlateNumberRelationService.java b/jsowell-pile/src/main/java/com/jsowell/pile/service/IMemberPlateNumberRelationService.java
index 464b771b9..f5a4b3302 100644
--- a/jsowell-pile/src/main/java/com/jsowell/pile/service/IMemberPlateNumberRelationService.java
+++ b/jsowell-pile/src/main/java/com/jsowell/pile/service/IMemberPlateNumberRelationService.java
@@ -2,6 +2,7 @@ package com.jsowell.pile.service;
 
 import java.util.List;
 import com.jsowell.pile.domain.MemberPlateNumberRelation;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * 用户车牌对应关系Service接口
@@ -66,4 +67,12 @@ public interface IMemberPlateNumberRelationService
      * @return
      */
     public int deleteCarNoByParams(List<Integer> ids);
+
+    /**
+     * 用户解绑某个车牌号
+     * @param memberId
+     * @param plateNumber
+     * @return
+     */
+    int unbindingPlateNumber(String memberId, String plateNumber);
 }
diff --git a/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java b/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java
index cdbac3200..33e1388bd 100644
--- a/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java
+++ b/jsowell-pile/src/main/java/com/jsowell/pile/service/impl/MemberPlateNumberRelationServiceImpl.java
@@ -95,4 +95,9 @@ public class MemberPlateNumberRelationServiceImpl implements IMemberPlateNumberR
     public int deleteCarNoByParams(List<Integer> ids){
         return memberLicensePlateNumberRelationMapper.deleteCarNoByParams(ids);
     }
+
+    @Override
+    public int unbindingPlateNumber(String memberId, String plateNumber) {
+        return memberLicensePlateNumberRelationMapper.unbindingPlateNumber(memberId, plateNumber);
+    }
 }
diff --git a/jsowell-pile/src/main/resources/mapper/pile/MemberPlateNumberRelationMapper.xml b/jsowell-pile/src/main/resources/mapper/pile/MemberPlateNumberRelationMapper.xml
index 2ee20eac0..88f4408b1 100644
--- a/jsowell-pile/src/main/resources/mapper/pile/MemberPlateNumberRelationMapper.xml
+++ b/jsowell-pile/src/main/resources/mapper/pile/MemberPlateNumberRelationMapper.xml
@@ -82,4 +82,11 @@
             #{id,jdbcType=INTEGER}
         </foreach>
     </update>
+
+    <update id="unbindingPlateNumber" parameterType="com.jsowell.pile.domain.MemberPlateNumberRelation">
+        update member_plate_number_relation
+        set del_flag = '1'
+        where member_id = #{memberId,jdbcType=VARCHAR}
+        and license_plate_number = #{plateNumber,jdbcType=VARCHAR}
+    </update>
 </mapper>
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