baoshi-was/app/UserDutyCheck.php

<?php

namespace App;

use Illuminate\Database\Eloquent\Model;

class UserDutyCheck extends Model
{
    public $timestamps=false;

    protected $fillable=[
        'user_id','checked_at','confirmed_by','type','source'
    ];

    public function userDetail(){
        return $this->belongsTo('App\UserDetail','user_id','user_id');
    }

}