Title:
COLD/WARM CUSHION COOLED OR HEATED BY USING COLD AND WARM AIR
Document Type and Number:
WIPO Patent Application WO/2019/076241
Kind Code:
A1
Abstract:
Provided is a cold/warm cushion cooled or heated by using cold/warm air, comprising a cushion body (1), an air supply pipeline (2) provided in the cushion body (1), an air supply device (3), and a plug-in connection member (4) for communicating the cushion body (1) and the air supply pipeline (2) with the air supply device (3). The cushion body (1) comprises a bottom layer of fabric (11), a thermal insulation layer (12), a first stereoscopic mesh cloth layer (14), a second stereoscopic mesh cloth layer (15), a pad layer (17) and a surface layer (18) which are stacked in sequence from bottom to top, and an edge wrapping band (19), ventilation holes (191) being provided in the edge wrapping band (19). The plug-in connection member (4) is provided with an air supply channel (41) and an air return channel (42), wherein the air supply pipeline comprises a main air supply conduit (21) and several branch air supply conduits (22), and small air supply holes (23) are provided in the branch air supply conduits (22). The air supply device (3) is provided with an air supply port (31) and an air return port (32), wherein the air supply port (31) is in communication with the main air supply conduit (21) by means of the air supply channel (41), and the air return port (32) is in communication with the first stereoscopic mesh cloth layer (14) and the second stereoscopic mesh cloth layer (15) by means of the air return channel (42). The cold/warm cushion is more uniformly cooled or heated, heat is uniformly distributed on the surface of the cushion, and the cushion is high in comfort and low in total energy consumption.
Inventors:
PIAO GUANGZHE (CN)
XU YUNFENG (CN)
XU YUNFENG (CN)
Application Number:
PCT/CN2018/109940
Publication Date:
April 25, 2019
Filing Date:
October 12, 2018
Export Citation:
Assignee:
PIAO GUANGZHE (CN)
International Classes:
A47C21/04; A47C27/00; A47C27/12
Foreign References:
| CN107625338A | 2018-01-26 | |||
| CN205696798U | 2016-11-23 | |||
| CN101243928A | 2008-08-20 | |||
| CN202130334U | 2012-02-01 | |||
| CN205513603U | 2016-08-31 | |||
| CN201800583U | 2011-04-20 | |||
| JP2008278992A | 2008-11-20 |
Attorney, Agent or Firm:
SHANGHAI HUAGONG PATENT AGENCY (CN)
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