首页 > 专利信息

一种防窜烟防窜味烟道

申请公布号:CN104746850A

申请号:CN201510097309.1

申请日期:2015.03.05

申请公布日期:2015.07.01

申请人:
成都佳美嘉科技有限公司

发明人:梁枫

分类号:E04F17/02(2006.01)I

主分类号:E04F17/02(2006.01)I

地址:610000 四川省成都市青羊区金阳路112号7栋6楼19号

摘要:本发明公开了一种防窜烟防窜味烟道,其包括主风道、排风管、逆止阀和密封板,主风道壁上开有通孔,排风管安装在通孔中,逆止阀安装在排风管中,逆止阀包括阀片和阀片轴,阀片设有阀片孔,阀片轴穿过阀片孔安装在排风管中,排风管内壁设有凸起的隔挡片,排风管靠近主风道一端设有密封板,密封板与排风管的顶部通过铰链结构连接;具有逆止阀的阀片的安装孔设在阀片的中部,有利于阀片全部打开,顺利排放烟气,同时在排风管靠近主风道的一端设有密封板,可以防止其他住户排放的烟气倒灌进来,大幅提高防窜烟防窜味的效果,同时本发明结构简单,安装维护方便等优点。

主权项:一种防窜烟防窜味烟道,其包括主风道、排风管、逆止阀和密封板,主风道壁上开有通孔,排风管安装在通孔中,逆止阀安装在排风管中,逆止阀包括阀片和阀片轴,阀片设有阀片孔,阀片轴穿过阀片孔安装在排风管中,排风管内壁设有凸起的隔挡片,其特征在于:排风管靠近主风道一端设有密封板,密封板与排风管的顶部通过铰链结构连接。

专利推荐

TRANSPARENTIZING OF PAPER, ENVELOPE WITH PERVIOUS WINDOW ANDITS PRODUCTION

MARKING METHOD AND APPARATUS IN NET KNITTING MACHINE

APPARATUS FOR PREVENTING PERFORATION OF KNITTED FABRIC BY KNOT OF RAW YARN IN KNITTING MACHINE

HYGROSCOPIC TRANSPIRATION OF SYNTHETIC FIBER MULTIFILAMENT

EXPOSURE DEVICE FOR COPYING MACHINE

METHOD AND APPARATUS FOR REGENERATING WASTE ASPHALT CONCRETE

APER CONTAINING INORGANIC MINERAL POWDER

FLOCCULATION-LIKE CHLORINE DIOXIDE GENERATING COMPOSITION AND ITS PACKING BODY

POLYMERIC BUNS AND METHOD AND APPARATUS FOR THEIR MANUFACTURE

VARIABLE PITCH PROPELLER

PROCESS FOR PREPARAING TETRAMETHYL BIPHENYLTETRACARBOXYLATE

DEVICE FOR STORING FLAT RECORDED-MATERIAL SUPPORTS

FLOW REGULATING DEVICE FOR A ROTARY PISTON PUMP

COAXIAL SEMICONDUCTOR PACKAGE

CONTAINER FOR MAGNETIC TAPE CASSETTES

METHOD OF AND APPARATUS FOR CONTROLLING TENSION OF WEBS IN ROTARY PRESS

IDENTIFICATION PLATE

AERATION DEVICE FOR COMPOSTING RESERVOIRS OF BIOMASS

NEW PHARMACEUTICAL COMPOSITION

BEDPAN