diff --git a/MainWindow.xaml b/MainWindow.xaml
index 399d02b..df8cfad 100644
--- a/MainWindow.xaml
+++ b/MainWindow.xaml
@@ -124,9 +124,9 @@
                        Background="{x:Null}" BorderBrush="{x:Null}" SelectionBrush="{x:Null}" 
                      IsReadOnly="True" IsUndoEnabled="False" MaxLines="1" IsEnabled="False"/>
             <Image HorizontalAlignment="Right" Height="40" VerticalAlignment="Top" Width="40" Margin="0,5,220,5" 
-                   Source="/link.png"/>
+                   Source="/link.png" Visibility="{Binding Link_bool}"/>
             <Image HorizontalAlignment="Right" Height="40" VerticalAlignment="Top" Width="40" Margin="0,5,270,5" 
-                   Source="/LOCK.png"/>
+                   Source="/LOCK.png" Visibility="{Binding Lock_bool}"/>
         </Grid>
     </Grid>
 </Window>
diff --git a/ViewModel/MainWindowViewModel.cs b/ViewModel/MainWindowViewModel.cs
index 44feac8..dc365c6 100644
--- a/ViewModel/MainWindowViewModel.cs
+++ b/ViewModel/MainWindowViewModel.cs
@@ -115,8 +115,8 @@ namespace DyeingComputer.ViewModel
             _ = AsyncTcpServer.Main();
             IsInteractive = false;
             UserButton = false;
-            Lock_bool = false;
-            Link_bool = false;
+            _Lock_bool = false;
+            _Link_bool = false;
 
             ProgramgroupView_run = new RelayCommand(
                 execute:ProgramgroupView_run_ );//开始/暂停事件
@@ -310,22 +310,24 @@ namespace DyeingComputer.ViewModel
             }
         }
         bool _Lock_bool;
-        public bool Lock_bool//锁图标
+        Visibility _Lock_bool_xml;
+        public Visibility Lock_bool//锁图标
         {
-            get => _Lock_bool;
+            get => _Lock_bool_xml;
             set
             {
-                _Lock_bool = value;
+                _Lock_bool_xml = value;
                 OnPropertyChanged("Lock_bool");
             }
         }
         bool _Link_bool;
-        public bool Link_bool//连接图标
+        Visibility _Link_bool_xml;
+        public Visibility Link_bool//连接图标
         {
-            get => _Link_bool;
+            get => _Link_bool_xml;
             set
             {
-                _Link_bool = value;
+                _Link_bool_xml = value;
                 OnPropertyChanged("Link_bool");
             }
         }
@@ -421,6 +423,8 @@ namespace DyeingComputer.ViewModel
             Updata_dtd("3003", Alert_yellow);
             Updata_dtd("3004", Alert_bell);
 
+            if (_Lock_bool) { Lock_bool = Visibility.Visible; } else { Lock_bool = Visibility.Collapsed; }//锁图标
+            if (_Link_bool) { Link_bool = Visibility.Visible; } else { Link_bool = Visibility.Collapsed; }//连线图标
 
             if ((Selet_dtm("1010") < 1) || (Selet_dtm("1010") > 160))
             { ERRinf.ERRinf_w(errTabler, Resources.Temperature + Resources.Sensor + Resources.Malfunction, "ERR101"); } //温度故障提示
@@ -442,8 +446,12 @@ namespace DyeingComputer.ViewModel
             if (Selet_dtd("2016")) { ERRinf.ERRinf_w(errTabler, Resources.Fault + ":" + Resources.Pump + "-3", "ERR104-3"); } //加料泵
             else { ERRinf.ERRinf_d(errTabler, "ERR100"); }
         }
+        uint TX_t;
         void Tick_Event_5S()//Tick_Event周期执行事件5S
         {
+            if (TX_t != TX) { _Link_bool = true; } else { _Link_bool = false; }       
+            TX_t = TX;
+
             if(WORK_RUN !=0) Chart();//写入记录
 
             if ((Selet_dtm("1025") > 0) && (Selet_dtd("3021") || Selet_dtd("3022")))