diff --git a/src/components/other/chartFullscreen.vue b/src/components/other/chartFullscreen.vue
index 19fdc33..a4099ec 100644
--- a/src/components/other/chartFullscreen.vue
+++ b/src/components/other/chartFullscreen.vue
@@ -180,7 +180,7 @@ function loadChartData() {
     serialNum: serialNum.value,
     startTime: formatDateMin(start),
     endTime: formatDateMin(now),
-    intervalType: dayType.value === 1 ? 2 : dayType.value === 3 ? 2 : 3,
+    intervalType: dayType.value === 1 ? 1 : dayType.value === 3 ? 2 : 3,
   };
   
   Taro.showLoading({ title: '加载中...' });
diff --git a/src/components/other/dataQuery.vue b/src/components/other/dataQuery.vue
index 90e19fb..ed1d33c 100644
--- a/src/components/other/dataQuery.vue
+++ b/src/components/other/dataQuery.vue
@@ -253,14 +253,17 @@ function queryData() {
   }
   
   // 根据天数差确定 intervalType
+    // ≤3天: intervalType = 1
   // ≤7天: intervalType = 2
   // 7-14天: intervalType = 3
   // 14-30天: intervalType = 4
   // 30-60天: intervalType = 5
   // >60天: intervalType = 6
   
-  let intervalType = 2;
-  if (dayDiff > 7 && dayDiff <= 14) {
+  let intervalType = 1;
+   if (dayDiff > 3 && dayDiff <= 7) {
+    intervalType = 2;
+  } else if (dayDiff > 7 && dayDiff <= 14) {
     intervalType = 3;
   } else if (dayDiff > 14 && dayDiff <= 30) {
     intervalType = 4;
diff --git a/src/components/other/index.vue b/src/components/other/index.vue
index 03aabd1..72f9339 100644
--- a/src/components/other/index.vue
+++ b/src/components/other/index.vue
@@ -1502,7 +1502,7 @@ function getDaysAgo(days) {
   
   // 设置 intervalType：1天->1, 3天->2, 7天->3
   if (days === 1) {
-    paramsHistory.value.intervalType = 2;
+    paramsHistory.value.intervalType = 1;
   } else if (days === 3) {
     paramsHistory.value.intervalType = 2;
   } else if (days === 7) {