Title:
DOOR BOTTOM SEALING DEVICE AND DOOR
Document Type and Number:
WIPO Patent Application WO/2020/037822
Kind Code:
A1
Abstract:
A door bottom sealing device and a door. The door bottom sealing device (100) comprises a shell (10), a driving assembly (20), a sinking block (30), and a sealing strip (40). The shell (10) comprises an accommodating cavity. The driving assembly (20) and the sinking block (30) are accommodated in the accommodating cavity of the shell (10) and are detachably connected to the shell (10). The sealing strip (40) is detachably fixed on the sinking block (30). The driving assembly (20) is fixedly connected to the sinking block (30). The driving assembly (20) drives the sinking block (30) to move and drives the sealing strip (40) to move, and a part of the sealing strip (40) extends out of the shell (10) by the driving assembly (20) to drive the sinking block (30) to move, so that a gap between the door bottom and the ground is sealed by means of the sealing strip (40). The door (1000) comprises a door panel (2000) and the door bottom sealing device (100). The door panel (2000) comprises a fixed side (210) rotatably connected to a door frame, a rotating side (220) relative to the fixed side (210), and a bottom surface located between the fixed side (210) and the rotating side (220). The door bottom sealing device (100) is provided on the bottom surface of the door (1000). The door bottom sealing device (100) can automatically seal the gap between the door bottom and the ground, so as to achieve good sound-insulation and dustproof effect.
Inventors:
CHU HONGPENG (CN)
WU JINGYANG (CN)
WU JINGYANG (CN)
Application Number:
PCT/CN2018/112967
Publication Date:
February 27, 2020
Filing Date:
October 31, 2018
Export Citation:
Assignee:
SZ DJI TECHNOLOGY CO LTD (CN)
International Classes:
E06B7/215
Domestic Patent References:
| WO2018128824A1 | 2018-07-12 |
Foreign References:
| CN201347705Y | 2009-11-18 | |||
| CN2866770Y | 2007-02-07 | |||
| CN206360611U | 2017-07-28 | |||
| CN205477275U | 2016-08-17 | |||
| CN203547462U | 2014-04-16 | |||
| CN101852057A | 2010-10-06 | |||
| EP0844359A2 | 1998-05-27 | |||
| US4947584A | 1990-08-14 |
Attorney, Agent or Firm:
CHINA SCIENCE PATENT & TRADEMARK AGENT LTD. (CN)
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