building-sign/app/validate/CommonValidate.php

<?php

namespace app\validate;

use think\Validate;

class CommonValidate extends Validate
{
    protected $rule = [
        'phone|手机号' => 'require|mobile',
        'type|类型'   => 'require',
    ];

    protected $scene = [
        'send_sms'      => ['phone', 'type'], //发送短信
    ];
}