diff --git a/src/layouts/default.vue b/src/layouts/default.vue
index 68557e3..ca7062e 100644
--- a/src/layouts/default.vue
+++ b/src/layouts/default.vue
@@ -63,7 +63,7 @@ const onFullScreen = () => {
 }
 
 const showDeviceStateName = () => {
-  if (deviceState.value.state.toLocaleLowerCase() !== 'idle') {
+  if (deviceState.value.state?.toLocaleLowerCase() !== 'idle') {
     if (disinfectState.value !== 'idle' && disinfectState.value !== 'finished') {
       workStateName.value = homeStore.disinfectionState.statedisplayName
     }
diff --git a/src/stores/homeStore.ts b/src/stores/homeStore.ts
index 1aaf7a5..7c867b6 100644
--- a/src/stores/homeStore.ts
+++ b/src/stores/homeStore.ts
@@ -52,18 +52,6 @@ export const useHomeStore = defineStore('home', () => {
    */
   const updateHomeData = (data: Home.DisplayrelyMgr[]) => {
     data.forEach((item, index) => {
-      if (allData.value[index]) {
-        allData.value[index].data.push(item)
-        // data中的数据只保留最后30条
-        if (allData.value[index].data.length > 200) {
-          allData.value[index].data.shift()
-        }
-      }
-      else {
-        allData.value.push({
-          data: [item],
-        })
-      }
       h2O2SensorData.value[index] = {
         ...h2O2SensorData.value[index],
         ...item,
diff --git a/src/views/home/chart.vue b/src/views/home/chart.vue
index c13ae56..32495ef 100644
--- a/src/views/home/chart.vue
+++ b/src/views/home/chart.vue
@@ -116,8 +116,9 @@ const getData = async () => {
 onMounted(async () => {
   await getData()
   poll = setInterval(() => {
-    if (!operationState.value) {
+    if (operationState.value) {
       clearInterval(poll)
+      return
     }
     getData()
   }, 1000 * 30)
diff --git a/src/views/home/index.vue b/src/views/home/index.vue
index 079513b..ddfc5a8 100644
--- a/src/views/home/index.vue
+++ b/src/views/home/index.vue
@@ -155,8 +155,12 @@ const computedStyle = () => {
           v-if="deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B"
           class="card"
           :class="{
-            'card-center-1': deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B && homeStore.h2O2SensorData.length === 2,
-            'card-center-2': deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B && homeStore.h2O2SensorData.length === 4,
+            'card-center-1':
+              deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B
+              && homeStore.h2O2SensorData.length === 2,
+            'card-center-2':
+              deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B
+              && homeStore.h2O2SensorData.length === 4,
           }"
         >
           <template #default>
@@ -179,8 +183,14 @@ const computedStyle = () => {
           :key="item.sensorId"
           class="card"
           :class="{
-            'card-center-1': index === 0 && deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B && homeStore.h2O2SensorData.length === 3,
-            'card-center-2': index === 0 && deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B && homeStore.h2O2SensorData.length === 5,
+            'card-center-1':
+              index === 0
+              && deviceStore.deviceInfo.deviceType === deviceStore.deviceTypeMap.LargeSpaceDM_B
+              && homeStore.h2O2SensorData.length === 3,
+            'card-center-2':
+              index === 0
+              && deviceStore.deviceInfo.deviceType !== deviceStore.deviceTypeMap.LargeSpaceDM_B
+              && homeStore.h2O2SensorData.length === 5,
           }"
         >
           <Environment :env-params="item" />