diff --git a/app/index/controller/Base.php b/app/index/controller/Base.php
index 0f0bf53..81ca2e2 100644
--- a/app/index/controller/Base.php
+++ b/app/index/controller/Base.php
@@ -11,6 +11,7 @@ use think\facade\Config;
 
 use think\exception\HttpResponseException;
 use think\facade\Request;
+use app\index\model\User;
 
 class Base
 {
@@ -36,7 +37,7 @@ class Base
         # 获取用户信息
         $this->userId = Cookie::get('user_id');
         if (!empty($this->userId)) {
-            $this->user = Db::table('yz_users')->where('uid', $this->userId)->find();
+            $this->user = User::where('uid', $this->userId)->find();
         }
 
         View::assign([
diff --git a/app/index/controller/Index.php b/app/index/controller/Index.php
index 504beea..9c77b6f 100644
--- a/app/index/controller/Index.php
+++ b/app/index/controller/Index.php
@@ -8,6 +8,12 @@ use think\facade\Db;
 use think\facade\View;
 use think\facade\Env;
 use think\facade\Config;
+use app\index\model\Banner;
+use app\index\model\ResourceCategory;
+use app\index\model\ArticleCategory;
+use app\index\model\Resource;
+use app\index\model\Article;
+
 
 class Index extends Base
 {
@@ -17,8 +23,7 @@ class Index extends Base
     public function index()
     {
         // 获取banner列表
-        $bannerList = Db::name('yz_banner')
-            ->where('delete_time', null)
+        $bannerList = Banner::where('delete_time', null)
             ->order('sort DESC, id DESC')
             ->select()
             ->toArray();
@@ -33,8 +38,7 @@ class Index extends Base
     public function siteNewslist()
     {
         // 获取站点资讯分类（顶级分类id为1的子分类）
-        $categories = Db::name('yz_article_category')
-            ->where('cid', 1)
+        $categories = ArticleCategory::where('cid', 1)
             ->where('delete_time', null)
             ->select()
             ->toArray();
@@ -50,8 +54,7 @@ class Index extends Base
             ];
 
             // 获取该分类下的文章，限制4条
-            $articles = Db::name('yz_article')
-                ->where('cate', $category['id'])
+            $articles = Article::where('cate', $category['id'])
                 ->where('delete_time', null)
                 ->where('status', 2)
                 ->order('id', 'desc')
@@ -76,8 +79,7 @@ class Index extends Base
     public function technicalArticleslist()
     {
         // 获取技术文章分类（顶级分类id为3的子分类）
-        $categories = Db::name('yz_article_category')
-            ->where('cid', 3)
+        $categories = ArticleCategory::where('cid', 3)
             ->where('delete_time', null)
             ->select()
             ->toArray();
@@ -95,8 +97,7 @@ class Index extends Base
             $categoryImageMap[$category['id']] = $category['image'] ?? '';
 
             // 获取每个分类下的文章，限制12条
-            $articles = Db::name('yz_article')
-                ->where('cate', $category['id'])
+            $articles = Article::where('cate', $category['id'])
                 ->where('delete_time', null)
                 ->where('status', 2)
                 ->order('id', 'desc')
@@ -130,8 +131,7 @@ class Index extends Base
     public function bannerlist()
     {
         // 获取启用状态的banner列表，按排序倒序
-        $bannerList = Db::name('yz_banner')
-            ->where('delete_time', null)
+        $bannerList = Banner::where('delete_time', null)
             ->order('sort DESC, id DESC')
             ->select()
             ->toArray();
@@ -145,8 +145,7 @@ class Index extends Base
     public function resourcesList()
     {
         // 获取资源分类（顶级分类id为2的子分类）
-        $categories = Db::name('yz_resources_category')
-            ->where('cid', 2)
+        $categories = ResourceCategory::where('cid', 2)
             ->where('delete_time', null)
             ->select()
             ->toArray();
@@ -164,8 +163,7 @@ class Index extends Base
             $categoryImageMap[$category['id']] = $category['image'] ?? '';
 
             // 获取每个分类下的资源，限制8条
-            $resources = Db::name('yz_resources')
-                ->where('cate', $category['id'])
+            $resources = Resource::where('cate', $category['id'])
                 ->where('delete_time', null)
                 ->where('status', 1)
                 ->order('id', 'desc')
@@ -213,8 +211,7 @@ class Index extends Base
     public function programList()
     {
         // 获取程序分类（顶级分类id为4的子分类）
-        $categories = Db::name('yz_resources_category')
-            ->where('cid', 1)
+        $categories = ResourceCategory::where('cid', 1)
             ->where('delete_time', null)
             ->select()
             ->toArray();
@@ -232,8 +229,7 @@ class Index extends Base
             $categoryImageMap[$category['id']] = $category['image'] ?? '';
 
             // 获取每个分类下的程序，限制8条
-            $programs = Db::name('yz_resources')
-                ->where('cate', $category['id'])
+            $programs = Resource::where('cate', $category['id'])
                 ->where('delete_time', null)
                 ->where('status', 1)
                 ->order('id', 'desc')
diff --git a/app/index/model/Article.php b/app/index/model/Article.php
new file mode 100644
index 0000000..a642c14
--- /dev/null
+++ b/app/index/model/Article.php
@@ -0,0 +1,8 @@
+<?php
+namespace app\index\model;
+
+use think\Model;
+
+class Article extends Model
+{
+}
\ No newline at end of file
diff --git a/app/index/model/ArticleCategory.php b/app/index/model/ArticleCategory.php
new file mode 100644
index 0000000..71e7a6a
--- /dev/null
+++ b/app/index/model/ArticleCategory.php
@@ -0,0 +1,8 @@
+<?php
+namespace app\index\model;
+
+use think\Model;
+
+class ArticleCategory extends Model
+{
+}
\ No newline at end of file
diff --git a/app/index/model/Banner.php b/app/index/model/Banner.php
new file mode 100644
index 0000000..04c9cd4
--- /dev/null
+++ b/app/index/model/Banner.php
@@ -0,0 +1,8 @@
+<?php
+namespace app\index\model;
+
+use think\Model;
+
+class Banner extends Model
+{
+}
\ No newline at end of file
diff --git a/app/index/model/Resource.php b/app/index/model/Resource.php
new file mode 100644
index 0000000..1aea93d
--- /dev/null
+++ b/app/index/model/Resource.php
@@ -0,0 +1,8 @@
+<?php
+namespace app\index\model;
+
+use think\Model;
+
+class Resource extends Model
+{
+}
\ No newline at end of file
diff --git a/app/index/model/ResourceCategory.php b/app/index/model/ResourceCategory.php
new file mode 100644
index 0000000..2a13004
--- /dev/null
+++ b/app/index/model/ResourceCategory.php
@@ -0,0 +1,8 @@
+<?php
+namespace app\index\model;
+
+use think\Model;
+
+class ResourceCategory extends Model
+{
+}
\ No newline at end of file
diff --git a/app/index/model/User.php b/app/index/model/User.php
new file mode 100644
index 0000000..1e05f2a
--- /dev/null
+++ b/app/index/model/User.php
@@ -0,0 +1,8 @@
+<?php
+namespace app\index\model;
+
+use think\Model;
+
+class User extends Model
+{
+}
\ No newline at end of file