diff --git a/docs/docs/api/model/simulatorRender.md b/docs/docs/api/model/simulatorRender.md
new file mode 100644
index 000000000..f5bacec49
--- /dev/null
+++ b/docs/docs/api/model/simulatorRender.md
@@ -0,0 +1,38 @@
+---
+title: SimulatorRender
+sidebar_position: 6
+---
+> **@types** [IPublicModelSimulatorRender](https://github.com/alibaba/lowcode-engine/blob/main/packages/types/src/shell/model/simulator-render.ts)<br/>
+> **@since** v1.0.0
+
+## 基本介绍
+
+画布节点选中模型
+
+## 属性
+### components
+
+画布组件列表
+
+```typescript
+/**
+  * 画布组件列表
+  */
+components: {
+  [key: string]: any;
+}
+```
+
+## 方法
+
+### rerender
+
+触发画布重新渲染
+
+```typescript
+/**
+ * 触发画布重新渲染
+ */
+rerender: () => void;
+```
+
diff --git a/docs/docs/api/simulatorHost.md b/docs/docs/api/simulatorHost.md
index b30a61499..ee8f038fc 100644
--- a/docs/docs/api/simulatorHost.md
+++ b/docs/docs/api/simulatorHost.md
@@ -50,11 +50,11 @@ get(key: string): any;
 ```
 
 ### rerender
-刷新渲染画布
+触发组件构建，并刷新渲染画布
 
 ```typescript
 /**
- * 刷新渲染画布
+ * 触发组件构建，并刷新渲染画布
  * make simulator render again
  */
 rerender(): void;
diff --git a/packages/engine/src/modules/symbols.ts b/packages/engine/src/modules/symbols.ts
index 435e8cbc2..55c70e5dc 100644
--- a/packages/engine/src/modules/symbols.ts
+++ b/packages/engine/src/modules/symbols.ts
@@ -14,6 +14,7 @@ import {
   skeletonItemSymbol,
   editorCabinSymbol,
   skeletonCabinSymbol,
+  simulatorRenderSymbol,
 } from '@alilc/lowcode-shell';
 
 export default {
@@ -32,4 +33,5 @@ export default {
   propSymbol,
   simulatorHostSymbol,
   skeletonItemSymbol,
+  simulatorRenderSymbol,
 };
diff --git a/packages/shell/src/api/simulator-host.ts b/packages/shell/src/api/simulator-host.ts
index 3ed744890..663ba0c66 100644
--- a/packages/shell/src/api/simulator-host.ts
+++ b/packages/shell/src/api/simulator-host.ts
@@ -2,7 +2,8 @@ import {
   BuiltinSimulatorHost,
 } from '@alilc/lowcode-designer';
 import { simulatorHostSymbol, nodeSymbol } from '../symbols';
-import { IPublicApiSimulatorHost, IPublicModelNode } from '@alilc/lowcode-types';
+import { IPublicApiSimulatorHost, IPublicModelNode, IPublicModelSimulatorRender } from '@alilc/lowcode-types';
+import { SimulatorRender } from '../model/simulator-render';
 
 export class SimulatorHost implements IPublicApiSimulatorHost {
   private readonly [simulatorHostSymbol]: BuiltinSimulatorHost;
@@ -30,8 +31,12 @@ export class SimulatorHost implements IPublicApiSimulatorHost {
     return this[simulatorHostSymbol].contentDocument;
   }
 
-  get renderer(): any {
-    return this[simulatorHostSymbol].renderer;
+  get renderer(): IPublicModelSimulatorRender | undefined {
+    if (this[simulatorHostSymbol].renderer) {
+      return SimulatorRender.create(this[simulatorHostSymbol].renderer);
+    }
+
+    return undefined;
   }
 
   /**
@@ -61,7 +66,7 @@ export class SimulatorHost implements IPublicApiSimulatorHost {
   }
 
   /**
-   * 刷新渲染画布
+   * 触发组件构建，并刷新渲染画布
    */
   rerender(): void {
     this[simulatorHostSymbol].rerender();
diff --git a/packages/shell/src/model/simulator-render.ts b/packages/shell/src/model/simulator-render.ts
new file mode 100644
index 000000000..f6ae47996
--- /dev/null
+++ b/packages/shell/src/model/simulator-render.ts
@@ -0,0 +1,23 @@
+import { IPublicModelSimulatorRender } from '@alilc/lowcode-types';
+import { simulatorRenderSymbol } from '../symbols';
+import { BuiltinSimulatorRenderer } from '@alilc/lowcode-designer';
+
+export class SimulatorRender implements IPublicModelSimulatorRender {
+  private readonly [simulatorRenderSymbol]: BuiltinSimulatorRenderer;
+
+  constructor(simulatorRender: BuiltinSimulatorRenderer) {
+    this[simulatorRenderSymbol] = simulatorRender;
+  }
+
+  static create(simulatorRender: BuiltinSimulatorRenderer): IPublicModelSimulatorRender {
+    return new SimulatorRender(simulatorRender);
+  }
+
+  get components() {
+    return this[simulatorRenderSymbol].components;
+  }
+
+  rerender() {
+    return this[simulatorRenderSymbol].rerender();
+  }
+}
\ No newline at end of file
diff --git a/packages/shell/src/symbols.ts b/packages/shell/src/symbols.ts
index cc1be4856..8e2962a24 100644
--- a/packages/shell/src/symbols.ts
+++ b/packages/shell/src/symbols.ts
@@ -21,6 +21,7 @@ export const dragonSymbol = Symbol('dragon');
 export const componentMetaSymbol = Symbol('componentMeta');
 export const dropLocationSymbol = Symbol('dropLocation');
 export const simulatorHostSymbol = Symbol('simulatorHost');
+export const simulatorRenderSymbol = Symbol('simulatorRender');
 export const dragObjectSymbol = Symbol('dragObject');
 export const locateEventSymbol = Symbol('locateEvent');
 export const designerCabinSymbol = Symbol('designerCabin');
diff --git a/packages/types/src/shell/api/simulator-host.ts b/packages/types/src/shell/api/simulator-host.ts
index 1c0f5dec3..913706795 100644
--- a/packages/types/src/shell/api/simulator-host.ts
+++ b/packages/types/src/shell/api/simulator-host.ts
@@ -1,7 +1,7 @@
-import { IPublicModelNode } from '../model';
-
+import { IPublicModelNode, IPublicModelSimulatorRender } from '../model';
 
 export interface IPublicApiSimulatorHost {
+
   /**
    * 获取 contentWindow
    * @experimental unstable api, pay extra caution when trying to use it
@@ -17,7 +17,7 @@ export interface IPublicApiSimulatorHost {
   /**
    * @experimental unstable api, pay extra caution when trying to use it
    */
-  get renderer(): any;
+  get renderer(): IPublicModelSimulatorRender | undefined;
 
   /**
    * 设置若干用于画布渲染的变量，比如画布大小、locale 等。
diff --git a/packages/types/src/shell/model/index.ts b/packages/types/src/shell/model/index.ts
index 1924f1121..ffe6347ac 100644
--- a/packages/types/src/shell/model/index.ts
+++ b/packages/types/src/shell/model/index.ts
@@ -32,3 +32,4 @@ export * from './clipboard';
 export * from './setting-field';
 export * from './editor-view';
 export * from './skeleton-item';
+export * from './simulator-render';
diff --git a/packages/types/src/shell/model/simulator-render.ts b/packages/types/src/shell/model/simulator-render.ts
new file mode 100644
index 000000000..8cf3a03c5
--- /dev/null
+++ b/packages/types/src/shell/model/simulator-render.ts
@@ -0,0 +1,14 @@
+export interface IPublicModelSimulatorRender {
+
+  /**
+   * 画布组件列表
+   */
+  components: {
+    [key: string]: any;
+  };
+
+  /**
+   * 触发画布重新渲染
+   */
+  rerender: () => void;
+}