日韩久久久精品首页,在线观看国产久青草,97在线视频免费观看,九九九九在线精品免费视频,国产免费私拍一区二区三区,国产性自拍

德國BOSERL研發制造節能齒輪減速機電機一體機,齒輪減速箱加電機一體化,蝸輪蝸桿減速機電機,19年創辦中國BOSERL齒輪減速機生產廠家伯仕傳動

齒輪減速機電機一體機_齒輪減速箱加電機一體化_德國BOSERL蝸輪蝸桿減速機電機生產廠家

咨詢服務熱線:

13360667204

微信13360667204

平行軸減速機
網站首頁 > BOSERL減速機 > 平行軸斜齒輪減速機 > FF系列齒輪減速機

FF87減速機詳細信息

prevnext

FF87減速機

訂購熱線:13360667204
  1. 詳細信息

FF87減速機重量:FF87減速機重量152公斤,FF87減速機帶電機重量分別如下

FF87減速機帶0.75KW電機重量168公斤,FF87減速機帶1.1KW電機重量172公斤,FF87減速機帶1.5KW電機重量175公斤,FF87減速機帶2.2KW電機重量184公斤,FF87減速機帶3KW電機重量190公斤,FF87減速機帶4KW電機重量198公斤,FF87減速機帶5.5KW電機重量212公斤,FF87減速機帶7.5KW電機重量225公斤,FF87減速機帶11KW電機重量267公斤,FF87減速機帶15KW電機重量287公斤,FF87減速機帶18.5KW電機重量324公斤,FF87減速機帶22KW電機重量337公斤。

FF87減速機加油量:可加合成油

FF87減速機M2安裝方式加13.2升,FF87減速機M1安裝方式加10.8升,FF87減速機M3安裝方式加7.8升,FF87減速機M4安裝方式加14.1升,FF87減速機M5安裝方式加11升,FF87減速機M6安裝方式加11.2升。規定的加注量為參老值。精確值的變化與級數和傳動比有關。請你在加注潤滑油時—定要注意油位螺栓所指示的精確油量。后期調整安裝方式方式時,您必須根據改變后的安裝方式方式相應調整加注潤滑劑。上述中列出了安裝方式方式M1-M6的減速機相應的標準參考潤滑油注入量值。

FF87減速機實物圖:圖一為FF87立式法蘭軸輸出平行軸斜齒輪減速機,圖二F87底腳安裝方式軸輸出平行軸減速機,圖三為FA87臥式孔輸出平行軸減速機,圖四為FAF87立式法蘭孔輸出平行軸斜齒輪減速機

1 (1).jpg

FF87減速機型號表示方法:

FF87減速機型號結構FF87-B18.5KW-4P-減速比-安裝方式方式-接線盒位置。

FF87減速機性能參數表結構說明:HF手動釋放裝置帶自鎖功能,FF87、F87、FA87、FAF87減速機機座號,HR手動釋放裝置,TF電機熱保護裝置,N代表徑向負荷,KW代表電機功率,1/min代表輸出轉數,Nm代表輸出扭矩。

FF87減速機電機接線盒方位說明:本頁附件選型樣本視圖為M1安裝方式,方向為:從電機尾部的風罩向前看??商峁㏑(0°)、B(90°)、L(180° )、T(270°)四種電機接線盒方位。其中R(0°)位置是默認方位,如無特別說明,將按默認方位提供??商峁㏒和N兩種進線方位,其中S位置將按默認方位。如無特別說明,將按默認方位R(0°)提供。

FF87減速機參數:

FF87減速機輸出轉數5.2轉,5.5轉,6.1轉,7.1轉,7.8轉,8.8轉,10轉,11轉,13轉,14轉,16轉,18轉,20轉,25轉,28轉,31轉,36轉,40轉,48轉,49轉,53轉,59轉,66轉,73轉,82轉,90轉,107轉,122轉,146轉,169轉,190轉,211轉,249轉,285轉,340轉。(以上轉數均為四級電機算出的,可用2P、6P、8P計算,也可以用變頻電機調速,當需要特別低速輸出時,可選擇R系列減速機作為F系列減速機的輸入)

FF87減速機電機可帶直流、變頻、剎車、防爆、伺服、交流、三相、單相電機FF87帶0.55KW,FF87帶0.75KW,FF87帶1.1KW,FF87帶1.5KW,FF87帶2.2KW,FF87帶3KW,FF87帶4KW,FF87帶5.5KW,FF87帶7.5KW,FF87帶11KW,FF87帶15KW,FF87帶18.5KW,FF87帶22KW。

FF87減速機輸出扭矩3000N.m,2940N.m,2880N.m,2820N.m,2720N.m,2610N.m,2510N.m,2450N.m,1530N.m,1460N.m。(以上扭矩均為四級電機得出扭矩,需要比上面更大的扭矩,可把電機功率加大,減速機型號加大,或者選擇跟R系列減速機組合使用)

FF87減速機減速比1:270,1:255,1:228,1:197,1:179,1:159,1:134,1:123,1:109,1:97,1:88,1:76,1:68,1:56,1:50,1:45,1:39,1:35,1:29,1:33,1:28,1:26,1:23,1:21,1:19,1:17,1:15,1:13,1:11,1:9,1:8,1:7,1:6,1:5,1:4。

FF87減速機外形尺寸:輸出軸直徑Φ60+鍵4(可定做),高531*寬330*長374(帶輸出軸)剎車電機減速機

1626406156503340.png

FF87減速機型號:FF87AQA80,FF87AQA100,FF87AQA115,FF87AQA140,FF87AQA160,FF87AQA190,FF87AQH80,FF87AQH100,FF87AQH115,FF87AQH140,FF87AQH160,FF87AQH190,JRTFF87-Y0.37KW,JRTFF87-Y0.55KW,JRTFF87-Y0.75KW,JRTFF87-Y1.1KW,JRTFF87-Y1.5KW,JRTFF87-Y100M4,JRTFF87-Y112M4,JRTFF87-Y11KW,JRTFF87-Y132M4,JRTFF87-Y15KW,JRTFF87-Y160M4,JRTFF87-Y18.5KW,JRTFF87-Y180M4,JRTFF87-Y2.2KW,JRTFF87-Y200M4,JRTFF87-Y22KW,JRTFF87-Y3KW,JRTFF87-Y4KW,JRTFF87-Y5.5KW,JRTFF87-Y7.5KW,JRTFF87-Y71M4,JRTFF87-Y80M4,JRTFF87-Y90M4,JRTFF87-YEJ100M4,JRTFF87-YEJ112M4,JRTFF87-YEJ132M4,JRTFF87-YEJ160M4,JRTFF87-YEJ180M4,JRTFF87-YEJ200M4,JRTFF87-YEJ71M4,JRTFF87-YEJ80M4,JRTFF87-YEJ90M4,JRTFF87-YS100M4,JRTFF87-YS112M4,JRTFF87-YS132M4,JRTFF87-YS160M4,JRTFF87-YS180M4,JRTFF87-YS200M4,JRTFF87-YS71M4,JRTFF87-YS80M4,JRTFF87-YS90M4,JRTFF87-YVP100M4,JRTFF87-YVP112M4,JRTFF87-YVP132M4,JRTFF87-YVP160M4,JRTFF87-YVP180M4,JRTFF87-YVP200M4,JRTFF87-YVP71M4,JRTFF87-YVP80M4,JRTFF87-YVP90M4,JRTFF87-YVPEJ100M4,JRTFF87-YVPEJ112M4,JRTFF87-YVPEJ132M4,JRTFF87-YVPEJ160M4,JRTFF87-YVPEJ180M4,JRTFF87-YVPEJ200M4,JRTFF87-YVPEJ71M4,JRTFF87-YVPEJ80M4,JRTFF87-YVPEJ90M4,EWFF87-Y0.37KW,EWFF87-Y0.55KW,EWFF87-Y0.75KW,EWFF87-Y1.1KW,EWFF87-Y1.5KW,EWFF87-Y100M4,EWFF87-Y112M4,EWFF87-Y11KW,EWFF87-Y132M4,EWFF87-Y15KW,EWFF87-Y160M4,EWFF87-Y18.5KW,EWFF87-Y180M4,EWFF87-Y2.2KW,EWFF87-Y200M4,EWFF87-Y22KW,EWFF87-Y3KW,EWFF87-Y4KW,EWFF87-Y5.5KW,EWFF87-Y7.5KW,EWFF87-Y71M4,EWFF87-Y80M4,EWFF87-Y90M4,EWFF87-YEJ100M4,EWFF87-YEJ112M4,EWFF87-YEJ132M4,EWFF87-YEJ160M4,EWFF87-YEJ180M4,EWFF87-YEJ200M4,EWFF87-YEJ71M4,EWFF87-YEJ80M4,EWFF87-YEJ90M4,EWFF87-YS100M4,EWFF87-YS112M4,EWFF87-YS132M4,EWFF87-YS160M4,EWFF87-YS180M4,EWFF87-YS200M4,EWFF87-YS71M4,EWFF87-YS80M4,EWFF87-YS90M4,EWFF87-YVP100M4,EWFF87-YVP112M4,EWFF87-YVP132M4,EWFF87-YVP160M4,EWFF87-YVP180M4,EWFF87-YVP200M4,EWFF87-YVP71M4,EWFF87-YVP80M4,EWFF87-YVP90M4,EWFF87-YVPEJ100M4,EWFF87-YVPEJ112M4,EWFF87-YVPEJ132M4,EWFF87-YVPEJ160M4,EWFF87-YVPEJ180M4,EWFF87-YVPEJ200M4,EWFF87-YVPEJ71M4,EWFF87-YVPEJ80M4,EWFF87-YVPEJ90M4,SLFF87-Y0.37KW,SLFF87-Y0.55KW,SLFF87-Y0.75KW,SLFF87-Y1.1KW,SLFF87-Y1.5KW,SLFF87-Y100M4,SLFF87-Y112M4,SLFF87-Y11KW,SLFF87-Y132M4,SLFF87-Y15KW,SLFF87-Y160M4,SLFF87-Y18.5KW,SLFF87-Y180M4,SLFF87-Y2.2KW,SLFF87-Y200M4,SLFF87-Y22KW,SLFF87-Y3KW,SLFF87-Y4KW,SLFF87-Y5.5KW,SLFF87-Y7.5KW,SLFF87-Y71M4,SLFF87-Y80M4,SLFF87-Y90M4,SLFF87-YEJ100M4,SLFF87-YEJ112M4,SLFF87-YEJ132M4,SLFF87-YEJ160M4,SLFF87-YEJ180M4,SLFF87-YEJ200M4,SLFF87-YEJ71M4,SLFF87-YEJ80M4,SLFF87-YEJ90M4,SLFF87-YS100M4,SLFF87-YS112M4,SLFF87-YS132M4,SLFF87-YS160M4,SLFF87-YS180M4,SLFF87-YS200M4,SLFF87-YS71M4,SLFF87-YS80M4,SLFF87-YS90M4,SLFF87-YVP100M4,SLFF87-YVP112M4,SLFF87-YVP132M4,SLFF87-YVP160M4,SLFF87-YVP180M4,SLFF87-YVP200M4,SLFF87-YVP71M4,SLFF87-YVP80M4,SLFF87-YVP90M4,SLFF87-YVPEJ100M4,SLFF87-YVPEJ112M4,SLFF87-YVPEJ132M4,SLFF87-YVPEJ160M4,SLFF87-YVPEJ180M4,SLFF87-YVPEJ200M4,SLFF87-YVPEJ71M4,SLFF87-YVPEJ80M4,SLFF87-YVPEJ90M4,DSZFF87-Y0.37KW,DSZFF87-Y0.55KW,DSZFF87-Y0.75KW,DSZFF87-Y1.1KW,DSZFF87-Y1.5KW,DSZFF87-Y100M4,DSZFF87-Y112M4,DSZFF87-Y11KW,DSZFF87-Y132M4,DSZFF87-Y15KW,DSZFF87-Y160M4,DSZFF87-Y18.5KW,DSZFF87-Y180M4,DSZFF87-Y2.2KW,DSZFF87-Y200M4,DSZFF87-Y22KW,DSZFF87-Y3KW,DSZFF87-Y4KW,DSZFF87-Y5.5KW,DSZFF87-Y7.5KW,DSZFF87-Y71M4,DSZFF87-Y80M4,DSZFF87-Y90M4,DSZFF87-YEJ100M4,DSZFF87-YEJ112M4,DSZFF87-YEJ132M4,DSZFF87-YEJ160M4,DSZFF87-YEJ180M4,DSZFF87-YEJ200M4,DSZFF87-YEJ71M4,DSZFF87-YEJ80M4,DSZFF87-YEJ90M4,DSZFF87-YS100M4,DSZFF87-YS112M4,DSZFF87-YS132M4,DSZFF87-YS160M4,DSZFF87-YS180M4,DSZFF87-YS200M4,DSZFF87-YS71M4,DSZFF87-YS80M4,DSZFF87-YS90M4,DSZFF87-YVP100M4,DSZFF87-YVP112M4,DSZFF87-YVP132M4,DSZFF87-YVP160M4,DSZFF87-YVP180M4,DSZFF87-YVP200M4,DSZFF87-YVP71M4,DSZFF87-YVP80M4,DSZFF87-YVP90M4,DSZFF87-YVPEJ100M4,DSZFF87-YVPEJ112M4,DSZFF87-YVPEJ132M4,DSZFF87-YVPEJ160M4,DSZFF87-YVPEJ180M4,DSZFF87-YVPEJ200M4,DSZFF87-YVPEJ71M4,DSZFF87-YVPEJ80M4,DSZFF87-YVPEJ90M4,BFF87-Y0.37KW,BFF87-Y0.55KW,BFF87-Y0.75KW,BFF87-Y1.1KW,BFF87-Y1.5KW,BFF87-Y100M4,BFF87-Y112M4,BFF87-Y11KW,BFF87-Y132M4,BFF87-Y15KW,BFF87-Y160M4,BFF87-Y18.5KW,BFF87-Y180M4,BFF87-Y2.2KW,BFF87-Y200M4,BFF87-Y22KW,BFF87-Y3KW,BFF87-Y4KW,BFF87-Y5.5KW,BFF87-Y7.5KW,BFF87-Y71M4,BFF87-Y80M4,BFF87-Y90M4,BFF87-YEJ100M4,BFF87-YEJ112M4,BFF87-YEJ132M4,BFF87-YEJ160M4,BFF87-YEJ180M4,BFF87-YEJ200M4,BFF87-YEJ71M4,BFF87-YEJ80M4,BFF87-YEJ90M4,BFF87-YS100M4,BFF87-YS112M4,BFF87-YS132M4,BFF87-YS160M4,BFF87-YS180M4,BFF87-YS200M4,BFF87-YS71M4,BFF87-YS80M4,BFF87-YS90M4,BFF87-YVP100M4,BFF87-YVP112M4,BFF87-YVP132M4,BFF87-YVP160M4,BFF87-YVP180M4,BFF87-YVP200M4,BFF87-YVP71M4,BFF87-YVP80M4,BFF87-YVP90M4,BFF87-YVPEJ100M4,BFF87-YVPEJ112M4,BFF87-YVPEJ132M4,BFF87-YVPEJ160M4,BFF87-YVPEJ180M4,BFF87-YVPEJ200M4,BFF87-YVPEJ71M4,BFF87-YVPEJ80M4,BFF87-YVPEJ90M4,GFF87-Y0.37KW,GFF87-Y0.55KW,GFF87-Y0.75KW,GFF87-Y1.1KW,GFF87-Y1.5KW,GFF87-Y100M4,GFF87-Y112M4,GFF87-Y11KW,GFF87-Y132M4,GFF87-Y15KW,GFF87-Y160M4,GFF87-Y18.5KW,GFF87-Y180M4,GFF87-Y2.2KW,GFF87-Y200M4,GFF87-Y22KW,GFF87-Y3KW,GFF87-Y4KW,GFF87-Y5.5KW,GFF87-Y7.5KW,GFF87-Y71M4,GFF87-Y80M4,GFF87-Y90M4,GFF87-YEJ100M4,GFF87-YEJ112M4,GFF87-YEJ132M4,GFF87-YEJ160M4,GFF87-YEJ180M4,GFF87-YEJ200M4,GFF87-YEJ71M4,GFF87-YEJ80M4,GFF87-YEJ90M4,GFF87-YS100M4,GFF87-YS112M4,GFF87-YS132M4,GFF87-YS160M4,GFF87-YS180M4,GFF87-YS200M4,GFF87-YS71M4,GFF87-YS80M4,GFF87-YS90M4,GFF87-YVP100M4,GFF87-YVP112M4,GFF87-YVP132M4,GFF87-YVP160M4,GFF87-YVP180M4,GFF87-YVP200M4,GFF87-YVP71M4,GFF87-YVP80M4,GFF87-YVP90M4,GFF87-YVPEJ100M4,GFF87-YVPEJ112M4,GFF87-YVPEJ132M4,GFF87-YVPEJ160M4,GFF87-YVPEJ180M4,GFF87-YVPEJ200M4,GFF87-YVPEJ71M4,GFF87-YVPEJ80M4,GFF87-YVPEJ90M4,FCF87-Y0.37KW,FCF87-Y0.55KW,FCF87-Y0.75KW,FCF87-Y1.1KW,FCF87-Y1.5KW,FCF87-Y100M4,FCF87-Y112M4,FCF87-Y11KW,FCF87-Y132M4,FCF87-Y15KW,FCF87-Y160M4,FCF87-Y18.5KW,FCF87-Y180M4,FCF87-Y2.2KW,FCF87-Y200M4,FCF87-Y22KW,FCF87-Y3KW,FCF87-Y4KW,FCF87-Y5.5KW,FCF87-Y7.5KW,FCF87-Y71M4,FCF87-Y80M4,FCF87-Y90M4,FCF87-YEJ100M4,FCF87-YEJ112M4,FCF87-YEJ132M4,FCF87-YEJ160M4,FCF87-YEJ180M4,FCF87-YEJ200M4,FCF87-YEJ71M4,FCF87-YEJ80M4,FCF87-YEJ90M4,FCF87-YS100M4,FCF87-YS112M4,FCF87-YS132M4,FCF87-YS160M4,FCF87-YS180M4,FCF87-YS200M4,FCF87-YS71M4,FCF87-YS80M4,FCF87-YS90M4,FCF87-YVP100M4,FCF87-YVP112M4,FCF87-YVP132M4,FCF87-YVP160M4,FCF87-YVP180M4,FCF87-YVP200M4,FCF87-YVP71M4,FCF87-YVP80M4,FCF87-YVP90M4,FCF87-YVPEJ100M4,FCF87-YVPEJ112M4,FCF87-YVPEJ132M4,FCF87-YVPEJ160M4,FCF87-YVPEJ180M4,FCF87-YVPEJ200M4,FCF87-YVPEJ71M4,FCF87-YVPEJ80M4,FCF87-YVPEJ90M4,MTPF87-Y0.37KW,MTPF87-Y0.55KW,MTPF87-Y0.75KW,MTPF87-Y1.1KW,MTPF87-Y1.5KW,MTPF87-Y100M4,MTPF87-Y112M4,MTPF87-Y11KW,MTPF87-Y132M4,MTPF87-Y15KW,MTPF87-Y160M4,MTPF87-Y18.5KW,MTPF87-Y180M4,MTPF87-Y2.2KW,MTPF87-Y200M4,MTPF87-Y22KW,MTPF87-Y3KW,MTPF87-Y4KW,MTPF87-Y5.5KW,MTPF87-Y7.5KW,MTPF87-Y71M4,MTPF87-Y80M4,MTPF87-Y90M4,MTPF87-YEJ100M4,MTPF87-YEJ112M4,MTPF87-YEJ132M4,MTPF87-YEJ160M4,MTPF87-YEJ180M4,MTPF87-YEJ200M4,MTPF87-YEJ71M4,MTPF87-YEJ80M4,MTPF87-YEJ90M4,MTPF87-YS100M4,MTPF87-YS112M4,MTPF87-YS132M4,MTPF87-YS160M4,MTPF87-YS180M4,MTPF87-YS200M4,MTPF87-YS71M4,MTPF87-YS80M4,MTPF87-YS90M4,MTPF87-YVP100M4,MTPF87-YVP112M4,MTPF87-YVP132M4,MTPF87-YVP160M4,MTPF87-YVP180M4,MTPF87-YVP200M4,MTPF87-YVP71M4,MTPF87-YVP80M4,MTPF87-YVP90M4,MTPF87-YVPEJ100M4,MTPF87-YVPEJ112M4,MTPF87-YVPEJ132M4,MTPF87-YVPEJ160M4,MTPF87-YVPEJ180M4,MTPF87-YVPEJ200M4,MTPF87-YVPEJ71M4,MTPF87-YVPEJ80M4,MTPF87-YVPEJ90M4,WXFF87-WSS0.37KW,WXFF87-WSS0.55KW,WXFF87-WSS0.75KW,WXFF87-WSS1.1KW,WXFF87-WSS1.5KW,WXFF87-WSS100M4,WXFF87-WSS112M4,WXFF87-WSS11KW,WXFF87-WSS132M4,WXFF87-WSS15KW,WXFF87-WSS160M4,WXFF87-WSS18.5KW,WXFF87-WSS180M4,WXFF87-WSS2.2KW,WXFF87-WSS200M4,WXFF87-WSS22KW,WXFF87-WSS3KW,WXFF87-WSS4KW,WXFF87-WSS5.5KW,WXFF87-WSS7.5KW,WXFF87-WSS71M4,WXFF87-WSS80M4,WXFF87-WSS90M4,WXFF87-WSSB100M4,WXFF87-WSSB112M4,WXFF87-WSSB132M4,WXFF87-WSSB160M4,WXFF87-WSSB180M4,WXFF87-WSSB200M4,WXFF87-WSSB71M4,WXFF87-WSSB80M4,WXFF87-WSSB90M4,WXFF87-WSSVP100M4,WXFF87-WSSVP112M4,WXFF87-WSSVP132M4,WXFF87-WSSVP160M4,WXFF87-WSSVP180M4,WXFF87-WSSVP200M4,WXFF87-WSSVP71M4,WXFF87-WSSVP80M4,WXFF87-WSSVP90M4,WXFF87-WSSVPB100M4,WXFF87-WSSVPB112M4,WXFF87-WSSVPB132M4,WXFF87-WSSVPB160M4,WXFF87-WSSVPB180M4,WXFF87-WSSVPB200M4,WXFF87-WSSVPB71M4,WXFF87-WSSVPB80M4,WXFF87-WSSVPB90M4。平行軸斜齒輪減速機

FF87減速機生產廠家展示:看廠請聯系微信13827261050,獲取位置,需提前一天預約http://m.xmengzhu.com/product/list-ffxiliejiansuji-cn.html

齒輪減速機加電機

齒輪減速機加電機

齒輪減速機加電機

齒輪減速機加電機

推薦類似型號:F87減速機

關鍵詞:剎車電機加減速機一體化_FF系列減速器_制動電機減速機_減速器加抱閘_減速機加抱閘_FF系列減速機_FF型減速機_GFF系列減速機_加剎車減速機_加制動減速機_加抱閘減速機_抱閘電機減速機

FF系列齒輪減速機型號:FF27減速機,FF37減速機,FF47減速機,FF67減速機,FF77減速機,FF87減速機,FF97減速機,FF107減速機,FF127減速機,FF157減速機

FF系列電動機減速機可配變頻電機,剎車電機,防爆電機,伺服電機,交流電機,直流電機,三相電機,單相電機 0.12KW-132KW之間

如需工程師幫選型,請加微信13827261050,留言告知工程師參數要求



標簽:   FF87減速機 FF87減速電機 FF87減速器 FF87減速箱 FF87減速機生產廠家

跟此產品相關的文檔 / Related DownLoad

產品文件名稱 點擊下載
FF87減速機3D圖紙下載三維模型 點擊下載
FF87減速機選型樣本 點擊下載
主站蜘蛛池模板: 2020最新国产精品视频| 加勒比在线| 四虎精品永久在线| 橘梨纱视频一区二区在线观看| 国产成人综合网在线播放| 久久天天躁夜夜躁狠狠85台湾| 日本欧美视频在线观看| 免费99热在线观看| 精品无人乱码一区二区三区| 国产成人综合网| 99精品国产在热久久| 国产a级| 色人阁五月| 欧美亚洲精品在线| 开心久久婷婷综合中文字幕| 激情午夜婷婷| 国产视频久久久久| 国产成人精品一区二区app| 99国产福利| 天天看天天爽天天摸天天添| 毛片在线免费| 瑟瑟网站免费网站入口| 欧美亚洲另类久久综合| 免费瑟瑟网站查找| 久久综合桃花网| 久久久久国产精品免费看| 精品久久网| 激情综合五月网| 好吊色青青青国产综合在线观看| 国产精品高清在线观看地址| 丁香五月欧美成人| 成人在线免费小视频| 成人久草| 国产99久久久久久免费看| 草天堂| 福利社免费试看| 国产成人一级| 国产精品偷伦视频免费手机播放| 成人自拍视频在线| 国产99精品在线观看| 国产福利在线视频|