diff --git a/app/controllers/accounts_controller.rb b/app/controllers/accounts_controller.rb
index 1af348abd..531095b4b 100644
--- a/app/controllers/accounts_controller.rb
+++ b/app/controllers/accounts_controller.rb
@@ -1,5 +1,5 @@
 class AccountsController < ApplicationController
-  before_action :require_login, only: [:simple_update]
+  before_action :require_login, only: [:login_check, :simple_update]
   include ApplicationHelper
 
   #skip_before_action :check_account, :only => [:logout]
@@ -333,6 +333,11 @@ class AccountsController < ApplicationController
     Register::CheckColumnsForm.new(check_params).validate!
     render_ok
   end
+
+  def login_check 
+    Register::LoginCheckColumnsForm.new(check_params.merge(user: current_user)).validate!
+    render_ok
+  end
   
   private
 
diff --git a/app/forms/register/base_form.rb b/app/forms/register/base_form.rb
index df5abd871..26382b7e3 100644
--- a/app/forms/register/base_form.rb
+++ b/app/forms/register/base_form.rb
@@ -10,28 +10,40 @@ module Register
     VerifiCodeError = Class.new(Error)
     
     private
-    def check_login(login)
+    def check_login(login, user=nil)
       login = strip(login)
       raise LoginError, "登录名格式有误" unless login =~ CustomRegexp::LOGIN
 
       login_exist = Owner.exists?(login: login) || ReversedKeyword.check_exists?(login)
-      raise LoginError, '登录名已被使用' if login_exist
+      if user.present? 
+        raise LoginError, '登录名已被使用' if login_exist && login != user&.login
+      else
+        raise LoginError, '登录名已被使用' if login_exist
+      end
     end
 
-    def check_mail(mail)
+    def check_mail(mail, user=nil)
       mail = strip(mail)
       raise EmailError, "邮件格式有误" unless mail =~ CustomRegexp::EMAIL
   
       mail_exist = Owner.exists?(mail: mail)
-      raise EmailError, '邮箱已被使用' if mail_exist
+      if user.present? 
+        raise EmailError, '邮箱已被使用' if mail_exist && mail != user&.mail
+      else
+        raise EmailError, '邮箱已被使用' if mail_exist
+      end
     end
     
-    def check_phone(phone)
+    def check_phone(phone, user=nil)
       phone = strip(phone)
       raise PhoneError, "手机号格式有误" unless phone =~ CustomRegexp::PHONE
 
       phone_exist = Owner.exists?(phone: phone)
-      raise PhoneError, '手机号已被使用' if phone_exist
+      if user.present?
+        raise PhoneError, '手机号已被使用' if phone_exist && phone != user&.phone
+      else
+        raise PhoneError, '手机号已被使用' if phone_exist
+      end 
     end
 
     def check_password(password)
diff --git a/app/forms/register/login_check_columns_form.rb b/app/forms/register/login_check_columns_form.rb
new file mode 100644
index 000000000..0c6a93af3
--- /dev/null
+++ b/app/forms/register/login_check_columns_form.rb
@@ -0,0 +1,19 @@
+module Register
+  class LoginCheckColumnsForm < Register::BaseForm
+    attr_accessor :type, :value, :user
+
+    validates :type, presence: true, numericality: true
+    validates :value, presence: true
+    validate :check!
+    
+    def check!
+      # params[:type] 为事件类型 1：登录名(login) 2：email(邮箱) 3：phone(手机号)
+      case strip(type).to_i
+      when 1 then check_login(strip(value), user)
+      when 2 then check_mail(strip(value), user)
+      when 3 then check_phone(strip(value), user)
+      else raise("type值无效")
+      end
+    end
+  end
+end
diff --git a/config/routes.rb b/config/routes.rb
index 393dceb36..4d1e3adeb 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -203,6 +203,7 @@ Rails.application.routes.draw do
         post :remote_password
         post :change_password
         post :check
+        post :login_check
         post :simple_update
       end
     end