diff --git a/packages/designer/src/document/node/node-children.ts b/packages/designer/src/document/node/node-children.ts
index d374daa8e..2ce2d07de 100644
--- a/packages/designer/src/document/node/node-children.ts
+++ b/packages/designer/src/document/node/node-children.ts
@@ -307,10 +307,16 @@ export class NodeChildren implements Omit<IPublicModelNodeChildren<INode>,
    *
    */
   splice(start: number, deleteCount: number, node?: INode): INode[] {
+    let removedNode;
     if (node) {
-      return this.children.splice(start, deleteCount, node);
+      removedNode = this.children.splice(start, deleteCount, node);
+    } else {
+      removedNode = this.children.splice(start, deleteCount);
     }
-    return this.children.splice(start, deleteCount);
+
+    removedNode.forEach(d => d?.purge());
+
+    return removedNode;
   }
 
   /**
diff --git a/packages/shell/src/model/node-children.ts b/packages/shell/src/model/node-children.ts
index b6d52e86f..c4e336aa0 100644
--- a/packages/shell/src/model/node-children.ts
+++ b/packages/shell/src/model/node-children.ts
@@ -97,8 +97,9 @@ export class NodeChildren implements IPublicModelNodeChildren {
    * @param deleteCount
    * @param node
    */
-  splice(start: number, deleteCount: number, node?: IPublicModelNode): any {
-    this[nodeChildrenSymbol].splice(start, deleteCount, (node as any)?.[nodeSymbol]);
+  splice(start: number, deleteCount: number, node?: IPublicModelNode): IPublicModelNode[] {
+    const removedNode = this[nodeChildrenSymbol].splice(start, deleteCount, (node as any)?.[nodeSymbol]);
+    return removedNode.map((item: InnerNode) => ShellNode.create(item)!);
   }
 
   /**
diff --git a/packages/types/src/shell/model/node-children.ts b/packages/types/src/shell/model/node-children.ts
index f2be13250..207db5672 100644
--- a/packages/types/src/shell/model/node-children.ts
+++ b/packages/types/src/shell/model/node-children.ts
@@ -78,7 +78,7 @@ export interface IPublicModelNodeChildren<
    * @param deleteCount
    * @param node
    */
-  splice(start: number, deleteCount: number, node?: Node): any;
+  splice(start: number, deleteCount: number, node?: Node): Node[];
 
   /**
    * 返回指定下标的节点