diff --git a/convention.php b/convention.php
index 3854ddfe..d4d94782 100644
--- a/convention.php
+++ b/convention.php
@@ -52,6 +52,8 @@ return [
     'default_controller'     => 'Index',
     // 默认操作名
     'default_action'         => 'index',
+    // 默认验证器
+    'default_validate'       => '',
     // 默认的空控制器名
     'empty_controller'       => 'Error',
     // 操作方法后缀
diff --git a/library/think/Controller.php b/library/think/Controller.php
index 7b259ce1..9ab859e1 100644
--- a/library/think/Controller.php
+++ b/library/think/Controller.php
@@ -147,17 +147,20 @@ class Controller
      * @param array $data 数据
      * @param string|array $validate 验证器名或者验证规则数组
      * @param array $message 提示信息
+     * @param mixed $callback 回调方法（闭包）
      * @return void
      */
-    public function validate($data, $validate, $message = [])
+    public function validate($data, $validate, $message = [], $callback = null)
     {
         if (is_array($validate)) {
-            $v = Loader::validate();
+            $v = Loader::validate(Config::get('default_validate'));
             $v->rule($validate);
         } else {
             $v = Loader::validate($validate);
         }
-
+        if (is_callable($callback)) {
+            call_user_func_array($callback, [$v, &$data]);
+        }
         if (is_array($message)) {
             $v->message($message);
         }
diff --git a/library/think/Model.php b/library/think/Model.php
index fcd58cf7..65b03af0 100644
--- a/library/think/Model.php
+++ b/library/think/Model.php
@@ -989,7 +989,7 @@ class Model
         if (!empty($this->options['validate'])) {
             $info = $this->options['validate'];
             if (is_array($info)) {
-                $validate = Loader::validate();
+                $validate = Loader::validate(Config::get('default_validate'));
                 $validate->rule($info['rule']);
                 $validate->message($info['msg']);
             } else {