CN211021814U

CN211021814U - Height-adjustable seat back cushion

Info

Publication number: CN211021814U
Application number: CN201922274444.5U
Authority: CN
Inventors: 邓建波
Original assignee: Shenzhen Microtouch Ergonomic Technology Co ltd
Current assignee: Shenzhen Microtouch Ergonomic Technology Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-17
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a height-adjustable seat back cushion, which comprises a back cushion, wherein a height adjusting device for supporting is arranged at the bottom end of the back cushion; the height adjusting device includes: the inflatable cushion comprises inflatable air bags, and the inflatable air bags are provided with a plurality of groups; the utility model leads the air to be introduced into the inflating part until the inflating air sac of the inflating pad expands, so that the relative height position of the back cushion relative to the seat cushion can be adjusted upwards; the inflatable air bag is deflated through the exhaust part, so that the relative height position of the back cushion relative to the seat cushion can be adjusted downwards, and a user can flexibly adjust the height of the back cushion according to the body type of the user, so that the seat cushion is at the optimal use height.

Description

Height-adjustable seat back cushion

Technical Field

The utility model relates to a seat cushion field specifically is a height-adjustable's seat cushion.

Background

The seat back cushion is a common product in daily life of people, and the comfort level of the seat can be greatly improved. The seat back cushion on the market at present is provided with the curved surface with human back laminating for further improve user's comfort level, because general seat back cushion uses the seat cushion as the support more, the curved surface that sets up on the back cushion is fixed for the position of seat cushion, can't adjust the back cushion promptly for the position height of seat cushion.

However, the size of each user is different from the height of the seat cushion, so that the optimal use height of the seat cushion relative to the seat cushion is different for each user, and the current seat cushion on the market cannot solve the problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a height-adjustable's seat cushion has solved among the prior art seat cushion for the highly unable adjustment problem of seat cushion.

The purpose of the utility model can be realized by the following technical scheme:

a height-adjustable seat back cushion comprises a back cushion body, wherein a height adjusting device for supporting is arranged at the bottom end of the back cushion body; the height adjusting device includes: the inflatable cushion is arranged at the bottom end of the back cushion body and is provided with at least one group; the inflatable cushion comprises inflatable air bags, and the inflatable air bags are provided with a plurality of groups; an inflation portion in communication with the inflatable bladder, the inflation portion for inflating the inflatable bladder; and a gas discharge portion that communicates with the inflatable airbag, the gas discharge portion being configured to discharge excess gas within the inflatable airbag.

Further, when the inflatable cushions are set to be at least two groups, the inflatable cushions are vertically stacked and distributed, the inflatable cushions which are positioned at the uppermost ends are fixedly installed at the bottom end of the cushion body, the adjacent inflatable cushions are fixedly connected and adjacent to each other, the inner cavities of the inflatable cushions are communicated with each other, and one of the inflatable cushions is communicated with the inflatable part/the exhaust part.

Furthermore, the inflatable air bags are arranged in two groups, and the two groups of inflatable air bags are respectively arranged at two ends of the back cushion body.

Furthermore, an air adding device is connected outside the air adding part.

Further, the gas filling device compressor.

Further, the air-entrapping device is an electric air pump.

Further, an exhaust nozzle is connected outside the exhaust part.

Furthermore, the seat back cushion comprises a ventilation cavity, and the ventilation cavity is used for communicating the inner cavities of the multiple groups of inflatable air bags of the inflatable cushion.

Furthermore, a plurality of folding parts are arranged on the inflatable air bag, and when the inflatable air bag exhausts, the folding parts are folded according to the crease marks.

Further, the back side of the back cushion body is provided with a placing groove, and a transverse inflatable adjusting cushion is fixedly installed in the placing groove.

The utility model has the advantages that:

the utility model makes the relative height position of the back cushion relative to the seat cushion of the seat upward adjusted by inflating the air from the inflating part until the inflating air bag of the inflating cushion expands; the inflatable air bag is deflated through the exhaust part, so that the relative height position of the back cushion relative to the seat cushion can be adjusted downwards, and a user can flexibly adjust the height of the back cushion according to the body type of the user, so that the seat cushion is at the optimal use height.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the multi-unit structure of an inflatable cushion according to an embodiment of the present invention;

FIG. 2 is a schematic view of an embodiment of the present invention showing an overall structure of an inflatable cushion.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and fig. 2, in the first embodiment:

a height-adjustable seat back cushion comprises a back cushion body 1, wherein a height adjusting device for supporting is arranged at the bottom end of the back cushion body 1; the height adjusting device includes: the inflatable cushion 2 is arranged at the bottom end of the back cushion body 1, and at least one group of inflatable cushions 2 are arranged; the inflatable cushion 2 comprises inflatable air bags 3, and the inflatable air bags 3 are provided with a plurality of groups; an inflating portion that communicates with the inflatable airbag 3, the inflating portion being for inflating the inflatable airbag 3; and a gas discharge portion that communicates with the inflatable airbag 3 and discharges excess gas inside the inflatable airbag 3.

When the back cushion body 1 needs to be adjusted in height upwards, air is introduced into the inflatable air bag 3 of the inflatable cushion 2 through the inflatable part until the inflatable air bag 3 of the inflatable cushion 2 expands, the inflated inflatable air bag 3 supports the back cushion body 1, so that the relative height position of the back cushion body 1 relative to a seat cushion is adjusted, when the height of the back cushion body 1 needs to be adjusted in height downwards, the inflatable air bag 3 of the inflatable cushion 2 is deflated through the exhaust part, at the moment, the inflatable air bag 3 contracts, and the relative height position of the back cushion body 1 relative to the seat cushion is adjusted; during the in-service use, the user can be according to oneself size, carries out nimble adjustment cushion body 1 height, makes the seat cushion be in best use height.

The inflatable airbag 3 is provided with a plurality of folded portions 31, and when the inflatable airbag 3 is deflated, the folded portions 31 are folded according to the creases.

Example two:

on the basis of the embodiment, when the inflatable cushion 2 is set to be at least two groups, the inflatable cushion 2 is vertically stacked and distributed, specifically, the inflatable air bags 3 of the inflatable cushion 2 are vertically stacked and distributed, wherein the inflatable cushion 2 positioned at the uppermost end is fixedly arranged at the bottom end of the cushion body 1, specifically, the inflatable air bags 3 of the inflatable cushion 2 positioned at the uppermost end are fixedly arranged at the bottom end of the cushion body 1, adjacent inflatable cushions 2 are fixedly connected, specifically, the inflatable air bags 3 of the adjacent inflatable cushion 2 are fixedly connected, one of the inflatable cushion 2 is communicated with the inflating part/exhausting part, specifically, the inflatable air bags 3 of one of the inflatable cushions 2 are communicated with the inflating part/exhausting part, and adjacent inflatable cushion 2 inner cavities are communicated with each other, specifically, adjacent inflatable air bags 3 inner cavities of the inflatable cushion 2 are communicated with each other.

During the use, when needs carry out high upwards regulation to cushion body 1, let in the air through the portion of aerifing and make the gas cell 3 that aerifys of inflatable packer 2 expand, a plurality of inflation are the inflatable packer 2 of vertical stack distribution, for single inflatable packer 2, cushion body 1 is better nimble, and the adaptability is wider relative seat cushion height control scope.

Example three:

on the basis of the first embodiment, the two groups of inflatable air bags 3 are arranged, and the two groups of inflatable air bags 3 are respectively arranged at two ends of the cushion body 1.

Set up respectively at the both ends of cushion body 1 through inflatable air bag 3, guarantee the stability of cushion body 1 altitude mixture control, avoid cushion body 1 to the arbitrary end slope.

Example four:

in the first embodiment, an air-adding device 5 is connected outside the inflating part, the air-adding device 5 may be a compressor, and the inflating part is manually inflated by the compressor, as shown in fig. 1 and 2, but not limited to the drawings, the air-adding device 5 may also be an electric air pump, and the inflating part is electrically inflated by the air pump.

Example five:

in the first embodiment, the exhaust portion is externally connected with an exhaust nozzle, and the inflation cavity is exhausted through the exhaust nozzle.

Example six:

on the basis of the first embodiment, the seat back cushion further comprises a ventilation cavity 4, the ventilation cavity 4 communicates the inner cavities of the multiple groups of inflatable air bags 3 of the inflatable cushion 2, and therefore the multiple inflatable cushions 2 of the single air-entrapping device 5 and the multiple inflatable air bags 3 in the inflatable cushion 2 can be inflated simultaneously.

Example seven:

on the basis of the embodiment, 1 dorsal part of cushion body has the standing groove, and fixed mounting has horizontal inflation adjusting mat 6 in the standing groove, when needs carry out the lateral position regulation to the cushion, aerify inflation adjusting mat 6 through aerating device, make the horizontal inflation adjusting mat 6 lateral expansion extrude the backrest, make cushion body 1 to the back from backrest direction lateral shifting, perhaps to the horizontal inflation adjusting mat 6 gassing, make cushion body 1 to being close to backrest direction lateral shifting, the completion carries out the lateral position regulation to the cushion.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A height-adjustable seat back cushion comprises a back cushion body (1), and is characterized in that a height adjusting device for supporting is arranged at the bottom end of the back cushion body (1);

the height adjusting device includes:

the inflatable cushion (2) is arranged at the bottom end of the back cushion body (1), and at least one group of inflatable cushions (2) is arranged;

the inflatable cushion (2) comprises:

the inflatable air bags (3) are provided with a plurality of groups;

an inflating portion that communicates with the inflatable airbag (3), the inflating portion being for inflating the inflatable airbag (3); and the number of the first and second groups,

a gas discharge portion that communicates with the inflatable airbag (3) and discharges excess gas inside the inflatable airbag (3).

2. A height adjustable seat cushion as claimed in claim 1, wherein the inflatable cushions (2) are arranged in at least two groups, the inflatable cushions (2) are vertically stacked, wherein the inflatable cushion (2) at the uppermost end is fixedly mounted at the bottom end of the cushion body (1), the adjacent inflatable cushions (2) are fixedly connected, the inner cavities of the adjacent inflatable cushions (2) are communicated with each other, and one of the inflatable cushions (2) is communicated with the inflation/exhaust part.

3. A height adjustable seat cushion as claimed in claim 1, wherein said inflatable air cells (3) are provided in two groups, the two groups of inflatable air cells (3) being provided at both ends of the cushion body (1), respectively.

4. A height adjustable seat cushion as claimed in claim 1, wherein an air entrainment device (5) is connected externally of the inflatable portion.

5. A height adjustable seat cushion as claimed in claim 4, wherein the air entrainment device (5) is a compressor.

6. A height adjustable seat cushion as claimed in claim 4, wherein the air-entraining device (5) is an electric air pump.

7. A height adjustable seat back cushion as claimed in claim 1, wherein an exhaust nozzle is externally connected to said exhaust portion.

8. A height adjustable seat cushion as claimed in claim 1, wherein the seat cushion comprises a ventilation cavity (4), the ventilation cavity (4) communicating the inner chambers of the sets of inflatable cells (3) of the inflatable cushion (2).

9. A height adjustable seat cushion as claimed in claim 1, wherein the inflatable air-bag (3) is provided with folds (31), the folds (31) being folded according to the fold when the inflatable air-bag (3) is deflated.

10. The height-adjustable seat cushion as claimed in claim 1, wherein the back cushion body (1) is provided with a placement groove at the back side, and a transverse inflation adjusting cushion (6) is fixedly arranged in the placement groove.