diff --git a/apps/iot/src/iot_ai_router.erl b/apps/iot/src/iot_ai_router.erl
index 2bcbdd1..6376840 100644
--- a/apps/iot/src/iot_ai_router.erl
+++ b/apps/iot/src/iot_ai_router.erl
@@ -11,19 +11,7 @@
 -include("iot.hrl").
 
 %% API
--export([route_uuid/3]).
-
--spec route_uuid(RouterUUID :: binary(), EventType :: integer(), Params :: map()) -> no_return().
-route_uuid(RouterUUID, EventType, Params) when is_binary(RouterUUID), is_integer(EventType), is_map(Params) ->
-    %% 查找终端设备对应的点位信息
-    case redis_client:hgetall(RouterUUID) of
-        {ok, #{<<"location_code">> := LocationCode, <<"dynamic_location_code">> := DynamicLocationCode}} when is_binary(LocationCode), is_binary(DynamicLocationCode) ->
-            iot_jinzhi_endpoint:forward(LocationCode, DynamicLocationCode, EventType, Params);
-        {ok, _} ->
-            lager:debug("[iot_ai_router] the event_data hget location_code, uuid: ~p, not found", [RouterUUID]);
-        {error, Reason} ->
-            lager:debug("[iot_ai_router] the event_data hget location_code uuid: ~p, get error: ~p", [RouterUUID, Reason])
-    end.
+-export([batch_route_uuid/2]).
 
 -spec batch_route_uuid(RouterUUID :: binary(), Events :: list()) -> no_return().
 batch_route_uuid(RouterUUID, Events) when is_binary(RouterUUID), is_list(Events) ->
diff --git a/apps/iot/src/iot_event_period_settings.erl b/apps/iot/src/iot_event_period_settings.erl
index 37f4881..de06053 100644
--- a/apps/iot/src/iot_event_period_settings.erl
+++ b/apps/iot/src/iot_event_period_settings.erl
@@ -73,8 +73,9 @@ start_link() ->
     {stop, Reason :: term()} | ignore).
 init([]) ->
     ets:new(?TAB_NAME, [public, set, named_table, {keypos, 2}]),
-    settings(iot_api:get_event_period_settings()),
+    catch settings(),
     erlang:start_timer(?UPDATE_TICKER * 1000, self(), update_ticker),
+
     {ok, #state{}}.
 
 %% @private
@@ -106,7 +107,7 @@ handle_cast(_Request, State = #state{}) ->
     {noreply, NewState :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term(), NewState :: #state{}}).
 handle_info({timeout, _, update_ticker}, State = #state{}) ->
-    settings(iot_api:get_event_period_settings()),
+    catch settings(),
     erlang:start_timer(?UPDATE_TICKER * 1000, self(), update_ticker),
     {noreply, State}.
 
@@ -132,20 +133,23 @@ code_change(_OldVsn, State = #state{}, _Extra) ->
 %%% Internal functions
 %%%===================================================================
 
--spec settings(tuple()) -> no_return().
-settings({ok, Resp}) when is_binary(Resp) ->
-    case catch jiffy:decode(Resp, [return_maps]) of
-        #{<<"code">> := 200, <<"data">> := Settings} when is_list(Settings) ->
-            lists:foreach(fun(#{<<"event_code">> := GroupKey, <<"time_period">> := Throttle}) ->
-                case is_integer(Throttle) andalso Throttle > 0 of
-                    true ->
-                        ets:insert(?TAB_NAME, #period{group_key = GroupKey, throttle = Throttle});
-                    false ->
-                        ok
-                end
-                          end, Settings);
-        Error ->
-            lager:debug("[iot_event_period_settings] get event_period_settings from api get error: ~p", [Error])
-    end;
-settings({error, Reason}) ->
-    lager:debug("[iot_event_period_settings] get event_period_settings from api get error: ~p", [Reason]).
\ No newline at end of file
+-spec settings() -> no_return().
+settings() ->
+    case iot_api:get_event_period_settings() of
+        {ok, Resp} ->
+            case catch jiffy:decode(Resp, [return_maps]) of
+                #{<<"code">> := 200, <<"data">> := Settings} when is_list(Settings) ->
+                    lists:foreach(fun(#{<<"event_code">> := GroupKey, <<"time_period">> := Throttle}) ->
+                        case is_integer(Throttle) andalso Throttle > 0 of
+                            true ->
+                                ets:insert(?TAB_NAME, #period{group_key = GroupKey, throttle = Throttle});
+                            false ->
+                                ok
+                        end
+                                  end, Settings);
+                Error ->
+                    lager:debug("[iot_event_period_settings] get event_period_settings from api get error: ~p", [Error])
+            end;
+        {error, Reason} ->
+            lager:debug("[iot_event_period_settings] get event_period_settings from api get error: ~p", [Reason])
+    end.
\ No newline at end of file
diff --git a/apps/iot/src/iot_event_publisher.erl b/apps/iot/src/iot_event_publisher.erl
index ba41522..4e19835 100644
--- a/apps/iot/src/iot_event_publisher.erl
+++ b/apps/iot/src/iot_event_publisher.erl
@@ -85,11 +85,10 @@ handle_cast({publish, EventType, Params}, State = #state{device_uuid = DeviceUUI
             Task = Task0#task{counter = Counter + 1, buffer = [{EventType, Params}|Buffer]},
             {noreply, State#state{group_tasks = maps:put(GroupKey, Task, GroupTasks)}};
         error ->
-            %% 重置定时器
             ThrottleTime = iot_event_period_settings:get_throttle(GroupKey),
             erlang:start_timer(ThrottleTime * 1000, self(), {throttle_ticker, GroupKey}),
             %% 发送消息
-            iot_ai_router:route_uuid(DeviceUUID, EventType, Params),
+            iot_ai_router:batch_route_uuid(DeviceUUID, [{EventType, Params}]),
             Task = #task{buffer = [], counter = 1},
             {noreply, State#state{group_tasks = maps:put(GroupKey, Task, GroupTasks)}}
     end.
@@ -100,16 +99,19 @@ handle_cast({publish, EventType, Params}, State = #state{device_uuid = DeviceUUI
     {noreply, NewState :: #state{}} |
     {noreply, NewState :: #state{}, timeout() | hibernate} |
     {stop, Reason :: term(), NewState :: #state{}}).
-
 handle_info({timeout, _, {throttle_ticker, GroupKey}}, State = #state{device_uuid = DeviceUUID, group_tasks = GroupTasks}) ->
     ThrottleTime = iot_event_period_settings:get_throttle(GroupKey),
-    erlang:start_timer(ThrottleTime * 1000, self(), throttle_ticker),
+    erlang:start_timer(ThrottleTime * 1000, self(), {throttle_ticker, GroupKey}),
 
     case maps:find(GroupKey, GroupTasks) of
         {ok, Task0 = #task{buffer = Buffer}} ->
-            Events = lists:reverse(Buffer),
-            iot_ai_router:route_uuid(DeviceUUID, Events),
-
+            case length(Buffer) > 0 of
+                true ->
+                    Events = lists:reverse(Buffer),
+                    iot_ai_router:batch_route_uuid(DeviceUUID, Events);
+                false ->
+                    ok
+            end,
             Task = Task0#task{buffer = []},
             {noreply, State#state{group_tasks = maps:put(GroupKey, Task, GroupTasks)}};
         error ->
@@ -139,5 +141,5 @@ code_change(_OldVsn, State = #state{}, _Extra) ->
 %%%===================================================================
 
 %% 事件分组函数
-group_by(EventType, _Params) ->
-    EventType.
\ No newline at end of file
+group_by(_EventType, #{<<"event_code">> := EventCode}) ->
+    EventCode.
\ No newline at end of file