diff --git a/backend/src/main/java/com/qqchen/deploy/backend/system/model/request/AssignPermissionsRequest.java b/backend/src/main/java/com/qqchen/deploy/backend/system/model/request/AssignPermissionsRequest.java
new file mode 100644
index 00000000..3a8190bf
--- /dev/null
+++ b/backend/src/main/java/com/qqchen/deploy/backend/system/model/request/AssignPermissionsRequest.java
@@ -0,0 +1,26 @@
+package com.qqchen.deploy.backend.system.model.request;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * 分配权限请求
+ */
+@Data
+@Schema(description = "分配权限请求")
+public class AssignPermissionsRequest {
+    
+    /**
+     * 菜单ID列表
+     */
+    @Schema(description = "菜单ID列表")
+    private List<Long> menuIds;
+    
+    /**
+     * 功能权限点ID列表
+     */
+    @Schema(description = "功能权限点ID列表")
+    private List<Long> permissionIds;
+}
diff --git a/backend/src/main/java/com/qqchen/deploy/backend/system/model/response/RoleMenusAndPermissionsResponse.java b/backend/src/main/java/com/qqchen/deploy/backend/system/model/response/RoleMenusAndPermissionsResponse.java
new file mode 100644
index 00000000..f6d73458
--- /dev/null
+++ b/backend/src/main/java/com/qqchen/deploy/backend/system/model/response/RoleMenusAndPermissionsResponse.java
@@ -0,0 +1,30 @@
+package com.qqchen.deploy.backend.system.model.response;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+/**
+ * 角色菜单和权限响应
+ */
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+@Schema(description = "角色菜单和权限响应")
+public class RoleMenusAndPermissionsResponse {
+
+    /**
+     * 菜单ID列表
+     */
+    @Schema(description = "菜单ID列表")
+    private List<Long> menuIds;
+
+    /**
+     * 功能权限点ID列表
+     */
+    @Schema(description = "功能权限点ID列表")
+    private List<Long> permissionIds;
+}