diff --git a/src/app/system-management/host-config/host-config.component.ts b/src/app/system-management/host-config/host-config.component.ts
index 4b7da66..be31c5f 100644
--- a/src/app/system-management/host-config/host-config.component.ts
+++ b/src/app/system-management/host-config/host-config.component.ts
@@ -1594,6 +1594,7 @@ rule_threshold:
         smog_continue_s: 3,
         fire_sleep_m: 5,
         fire_continue_s: 3,
+        lossScore: 40, //没检测到物体的惩罚分数
       },
     };
     console.log(this.hostData);
diff --git a/src/app/system-management/iframe/iframe.component.html b/src/app/system-management/iframe/iframe.component.html
new file mode 100644
index 0000000..5f860de
--- /dev/null
+++ b/src/app/system-management/iframe/iframe.component.html
@@ -0,0 +1,2 @@
+<button (click)="xxx()">向子页面发送信息</button>
+<iframe id="iframe" src="http://192.168.1.86:25647/login" frameborder="0" width="100%" height="100%"></iframe>
\ No newline at end of file
diff --git a/src/app/system-management/iframe/iframe.component.scss b/src/app/system-management/iframe/iframe.component.scss
new file mode 100644
index 0000000..e69de29
diff --git a/src/app/system-management/iframe/iframe.component.spec.ts b/src/app/system-management/iframe/iframe.component.spec.ts
new file mode 100644
index 0000000..9f9139d
--- /dev/null
+++ b/src/app/system-management/iframe/iframe.component.spec.ts
@@ -0,0 +1,25 @@
+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { IframeComponent } from './iframe.component';
+
+describe('IframeComponent', () => {
+  let component: IframeComponent;
+  let fixture: ComponentFixture<IframeComponent>;
+
+  beforeEach(async () => {
+    await TestBed.configureTestingModule({
+      declarations: [ IframeComponent ]
+    })
+    .compileComponents();
+  });
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(IframeComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});
diff --git a/src/app/system-management/iframe/iframe.component.ts b/src/app/system-management/iframe/iframe.component.ts
new file mode 100644
index 0000000..6e0ec69
--- /dev/null
+++ b/src/app/system-management/iframe/iframe.component.ts
@@ -0,0 +1,27 @@
+import { Component, OnInit } from '@angular/core';
+import { Renderer2} from '@angular/core';
+@Component({
+  selector: 'app-iframe',
+  templateUrl: './iframe.component.html',
+  styleUrls: ['./iframe.component.scss']
+})
+export class IframeComponent implements OnInit {
+
+  constructor( private render2: Renderer2) { }
+
+  ngOnInit(): void {
+  }
+  xxx(){
+    this.handleToIframe()
+  }
+  handleToIframe() {
+    const child = this.render2.selectRootElement("#iframe");
+    console.log(child);
+    let data = {
+      from: 'parent page',
+      code: 200,
+      data: '来自父页面的数据！！！'
+    };
+    child.contentWindow.postMessage(data, '*');
+  }
+}
diff --git a/src/app/system-management/image-label-anxin/image-label-anxin.component.ts b/src/app/system-management/image-label-anxin/image-label-anxin.component.ts
index 566003c..0ea95f7 100644
--- a/src/app/system-management/image-label-anxin/image-label-anxin.component.ts
+++ b/src/app/system-management/image-label-anxin/image-label-anxin.component.ts
@@ -84,6 +84,9 @@ export class ImageLabelAnxinComponent implements OnInit {
       })
       .catch((err) => {
         this.message.create('error', '获取图片失败!');
+        window.setTimeout(() => {
+          this.initBackgroundImg();
+        }, 0);
       });
   }
 
@@ -106,7 +109,7 @@ export class ImageLabelAnxinComponent implements OnInit {
     }
     // 图片加载完后，将其显示在canvas中
     var img = new Image();
-    img.src = this.imgItem ? this.imgItem : '../../../assets/images/bgImg.png';
+    img.src = this.imgItem ? this.imgItem : '../../../assets/images/noImg.png';
 
     console.log('img', img);
 
diff --git a/src/app/system-management/system-management-routing.module.ts b/src/app/system-management/system-management-routing.module.ts
index 8c21d2c..90c0597 100644
--- a/src/app/system-management/system-management-routing.module.ts
+++ b/src/app/system-management/system-management-routing.module.ts
@@ -11,6 +11,7 @@ import { ConditionMonitoringComponent } from './condition-monitoring/condition-m
 import { KafkaComponent } from './kafka/kafka.component';
 import { StatusMonitoringComponent } from './status-monitoring/status-monitoring.component';
 import { VideoStreamingComponent } from './video-streaming/video-streaming.component';
+import { IframeComponent } from './iframe/iframe.component';
 
 
 const routes: Routes = [
@@ -24,7 +25,8 @@ const routes: Routes = [
     { path: 'conditionMonitoring', component: ConditionMonitoringComponent },
     { path: 'statusMonitoring', component: StatusMonitoringComponent },
     { path: 'kafka', component: KafkaComponent },
-    { path: 'videoStreaming', component: VideoStreamingComponent }
+    { path: 'videoStreaming', component: VideoStreamingComponent },
+    { path: 'iframe', component: IframeComponent }
 ];
 
 @NgModule({
diff --git a/src/app/system-management/system-management.module.ts b/src/app/system-management/system-management.module.ts
index 6ef326c..eb0bd52 100644
--- a/src/app/system-management/system-management.module.ts
+++ b/src/app/system-management/system-management.module.ts
@@ -50,6 +50,7 @@ import { HuangHaiConfigComponent } from './host-config/huang-hai-config/huang-ha
 import { ImageLabelAnxinComponent } from './image-label-anxin/image-label-anxin.component';
 import { AnxinConfigComponent } from './host-config/anxin-config/anxin-config.component';
 import { DragDropModule } from '@angular/cdk/drag-drop';
+import { IframeComponent } from './iframe/iframe.component';
 @NgModule({
   declarations: [
     OrganizationComponent,
@@ -80,6 +81,7 @@ import { DragDropModule } from '@angular/cdk/drag-drop';
     HuangHaiConfigComponent,
     ImageLabelAnxinComponent,
     AnxinConfigComponent,
+    IframeComponent,
   ],
   imports: [
     CommonModule,
diff --git a/src/assets/images/noImg.png b/src/assets/images/noImg.png
new file mode 100644
index 0000000..d3cbad0
Binary files /dev/null and b/src/assets/images/noImg.png differ
diff --git a/src/index.html b/src/index.html
index d383833..3adda8c 100644
--- a/src/index.html
+++ b/src/index.html
@@ -1,5 +1,6 @@
 <!doctype html>
 <html lang="en">
+
 <head>
   <meta charset="utf-8">
   <title>边缘主机管理系统</title>
@@ -7,7 +8,14 @@
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <link rel="icon" type="image/x-icon" href="favicon.ico">
 </head>
+
 <body>
   <app-root></app-root>
 </body>
-</html>
+<script>
+  function test(a) {
+    console.log(a)
+  }
+</script>
+
+</html>
\ No newline at end of file