diff --git a/lib_base/src/main/java/com/android/base/utils/android/views/RecyclerVIewEx.kt b/lib_base/src/main/java/com/android/base/utils/android/views/RecyclerVIewEx.kt
new file mode 100644
index 0000000..a5495f9
--- /dev/null
+++ b/lib_base/src/main/java/com/android/base/utils/android/views/RecyclerVIewEx.kt
@@ -0,0 +1,19 @@
+package com.android.base.utils.android.views
+
+import androidx.recyclerview.widget.RecyclerView
+import androidx.recyclerview.widget.SimpleItemAnimator
+
+/**
+ * 关闭默认局部刷新动画，对性能要求高的地方试用，比如一些公屏等刷新频繁的
+ */
+fun RecyclerView.closeDefaultAnimator() {
+    itemAnimator?.let {
+        it.addDuration = 0
+        it.changeDuration = 0
+        it.moveDuration = 0
+        it.removeDuration = 0
+        if (it is SimpleItemAnimator) {
+            it.supportsChangeAnimations = false
+        }
+    }
+}
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