diff --git a/src/packages/components/Charts/ConfinedSpace/PieCircleCommen/index.vue b/src/packages/components/Charts/ConfinedSpace/PieCircleCommen/index.vue
index b40f867..8564b54 100644
--- a/src/packages/components/Charts/ConfinedSpace/PieCircleCommen/index.vue
+++ b/src/packages/components/Charts/ConfinedSpace/PieCircleCommen/index.vue
@@ -143,9 +143,11 @@ function generateTimeRange(period: string): { startTime: string; endTime: string
       startTime.setHours(0, 0, 0, 0);
       break;
     case 'week':
-      // 本周：7 天前的 00:00:00
+      // 本周：从周一到今天
       startTime = new Date(now);
-      startTime.setDate(startTime.getDate() - 7);
+      const dayOfWeek = now.getDay(); // 0(周日) to 6(周六)
+      const diffToMonday = dayOfWeek === 0 ? -6 : 1 - dayOfWeek; // 周日需要调整为上周一
+      startTime.setDate(startTime.getDate() + diffToMonday);
       startTime.setHours(0, 0, 0, 0);
       break;
     case 'month':
diff --git a/src/packages/components/Charts/HazardousChemicalsSpace/PieCenterHaz/index.vue b/src/packages/components/Charts/HazardousChemicalsSpace/PieCenterHaz/index.vue
index 5f05e4d..9890e41 100644
--- a/src/packages/components/Charts/HazardousChemicalsSpace/PieCenterHaz/index.vue
+++ b/src/packages/components/Charts/HazardousChemicalsSpace/PieCenterHaz/index.vue
@@ -199,8 +199,10 @@ function generateTimeRange(period: string): { startTime: string; endTime: string
             endTimeDate = new Date(now.getFullYear(), now.getMonth(), now.getDate(), 23, 59, 59, 999); // 当天 23:59:59.999
             break;
         case 'week':
-            // 计算过去7天（包括今天）的起始时间
-            startTimeDate = new Date(now.getFullYear(), now.getMonth(), now.getDate() - 6, 0, 0, 0, 0);
+            // 计算本周一到今天的起始和结束时间
+            const dayOfWeek = now.getDay(); // 0(周日) to 6(周六)
+            const diffToMonday = dayOfWeek === 0 ? -6 : 1 - dayOfWeek; // 周日需要调整为上周一
+            startTimeDate = new Date(now.getFullYear(), now.getMonth(), now.getDate() + diffToMonday, 0, 0, 0, 0);
             // 结束时间为今天 23:59:59.999
             endTimeDate = new Date(now.getFullYear(), now.getMonth(), now.getDate(), 23, 59, 59, 999);
             break;