WO2023193355A1

WO2023193355A1 - Air cushion

Info

Publication number: WO2023193355A1
Application number: PCT/CN2022/102098
Authority: WO
Inventors: 尤江强
Original assignee: 宁海瑞贝特汽车用品有限公司
Priority date: 2022-04-08
Filing date: 2022-06-29
Publication date: 2023-10-12
Also published as: CN217065863U

Abstract

An air cushion, comprising a fabric sleeve (1), a bottom plate (2) and an air cushion body (3). A plurality of air pouches (31) distributed in an array are provided on the air cushion body (3); each air pouch (31) is of a columnar structure the lower end of which is open; the air cushion body (3) is provided above the bottom plate (2); the lower end of the air cushion body (3) is sealedly fixed to the upper end of the bottom plate (2); a ventilation channel (21) for communicating the inner cavities of all the air pouches (31) is provided on the upper end surface of the bottom plate (2); an air nozzle (4) is communicated with the sidewall of at least one air pouch (31) located at the edge; the fabric sleeve (1) covers the outside of the bottom plate (2) and the air cushion body (3); the outer end of the air nozzle (4) extends out of the fabric sleeve (1); an elastic member is provided in each air pouch (31); the upper end of each elastic member abuts against the inner top part of an air pouch (31) at a corresponding position; the lower end of each elastic member abuts against the upper end surface of the bottom plate (2).

Description

air cushion

Technical field

The utility model relates to the technical field of cushions, in particular to an air cushion.

Background technique

At present, there is an air cushion on the market that uses air bags as a buffer structure. That is, the air cushion includes a cloth cover, a bottom plate and an air cushion body. The air cushion body is provided with several air bags distributed in an array, and each air bag is a columnar shape with an open lower end. Structure, the air cushion body is arranged above the bottom plate, the lower end of the air cushion body is fixed and sealed with the upper end of the bottom plate, an air passage for connecting the inner cavities of all air bags is provided on the upper end surface of the bottom plate, and the side wall of at least one air bag is located at the edge There is an air nozzle connected to the air cushion. The cloth cover is wrapped around the base plate and the outside of the air cushion body. The outer end of the air nozzle extends out of the cloth cover. When the human body sits or lies on the air cushion, several air bags can support and support the human body. Buffering effect; however, during long-term use of the above-mentioned air cushion, that is, during the long-term expansion and contraction of the air bag, the air bag is prone to damage. When the air bag is damaged, the air bag will lose its support and cushioning for the human body due to air leakage. Function, that is, the air cushions currently on the market have shortcomings of short service life and poor reliability.

Utility model content

In view of the shortcomings of the existing technology, the present utility model provides an air cushion, which has the advantages of long service life and high reliability.

The utility model includes a cloth cover, a bottom plate and an air cushion body. The air cushion body is provided with a number of air bags distributed in an array. Each air bag is a columnar structure with an open lower end. The air cushion body is arranged above the bottom plate. The lower end of the air cushion body is connected to the lower end of the air cushion body. The upper end of the base plate is fixed and sealed. An air channel is provided on the upper end surface of the base plate to communicate with the inner cavities of all air bags. The side wall of at least one air bag located at the edge is connected to an air nozzle. A cloth cover is wrapped around the base plate and the air cushion body. Externally, the outer end of the air nozzle protrudes from the cloth cover. An elastic member is provided inside each air bag. The upper end of each elastic member is against the inner top of the air bag at the corresponding position. The elastic member is The lower ends are in contact with the upper end surface of the bottom plate.

In the air cushion of the present invention, each elastic member is a sponge block; by using the sponge block as the elastic member, the elastic member has the advantages of low cost and good softness.

In the air cushion of the present invention, the outer peripheral wall of each sponge block is in contact with the inner peripheral wall of the air bag at the corresponding position; by adopting this structure, each sponge block can better realize the contact with the air bag at the corresponding position. of support.

In the air cushion of the present invention, each elastic member is a spring; by using the spring as the elastic member, the elastic member has the advantages of good resilience and high rebound reliability, and has good fatigue resistance and service life of the elastic member. Long advantages.

In the air cushion of the present invention, the height H of each air bag is 3-12cm; by adopting this structure, the air bag can better support the human body, and can ensure that the air bag has reliable resilience and support Effect.

In the air cushion of the present invention, the distance between every two adjacent air bags is 1-3cm; by adopting this structure, the air bags can better support the human body, and can improve the quality of the human body sitting on the air cushion. comfort level.

In the air cushion of the present invention, the lower end of the air cushion body and the upper end of the base plate are bonded, fixed and sealed; by adopting this structure, the lower end of the air cushion body can be reliably fixed and sealed with the upper end of the base plate.

By arranging an elastic member in each air bag of the utility model, during the long-term use of the air cushion, if the air bag is damaged, the elastic member located in the air bag can still play a supporting and buffering role for the human body, that is, it can This prevents the air cushion from losing its supporting and buffering functions, that is, the air cushion of the present invention has the advantages of long service life and high reliability.

Description of the drawings

The drawings described here are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation of the present application. In the attached picture:

Figure 1 is a schematic cross-sectional structural view of the utility model when using a sponge block as an elastic member;

Figure 2 is a schematic cross-sectional structural view of the utility model when using a spring as an elastic member;

Figure 3 is an enlarged structural diagram of point A in Figure 1;

Figure 4 is an enlarged structural schematic diagram of position B in Figure 2;

Figure 5 is a schematic three-dimensional structural diagram of one of the air cushion bodies;

Figure 6 is a schematic front structural view of one of the air cushion bodies;

Figure 7 is a schematic front structural view of another air cushion body.

Detailed ways

Multiple embodiments of the present invention will be disclosed in the following drawings. For the sake of clarity, many practical details will be explained in the following description. However, it should be understood that these practical details should not limit the invention. That is to say, in some embodiments of the present invention, these practical details are not necessary. In addition, in order to simplify the drawings, some commonly used structures and components will be shown in the drawings in a simple schematic manner.

In addition, descriptions such as "first", "second", etc. in the present invention are only for descriptive purposes and do not specifically refer to the order or order, nor are they used to limit the present invention. They are only for the purpose of describing. The difference is only between components or operations described in the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In addition, the technical solutions in various embodiments can be combined with each other, but it must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that such a combination of technical solutions does not exist. , nor is it within the protection scope required by this utility model.

Example 1

As shown in Figures 1, 3, 5 and 6, the utility model includes a cloth cover 1, a bottom plate 2 and an air cushion body 3. The air cushion body 3 is provided with a number of airbags 31 distributed in an array, and each airbag 31 They are all columnar structures with an open lower end. The air cushion body 3 is arranged above the bottom plate 2. The lower end of the air cushion body 3 is fixed and sealed with the upper end of the bottom plate 2. The upper end of the bottom plate 2 is provided with a vent for connecting the inner cavities of all air bags 31. Channel 21, the side wall of at least one air bag 31 located at the edge is connected with an air nozzle 4, the cloth cover 1 is wrapped around the outside of the base plate 2 and the air cushion body 3, and the outer end of the air nozzle 4 extends out of the cloth cover 4. Each air bag 31 is provided with an elastic member inside. The upper end of each elastic member abuts the inner top of the air bag 31 at the corresponding position. The lower end of each elastic member abuts the upper end surface of the bottom plate 2 .

Each elastic piece is a sponge block 5; by using the sponge block as the elastic piece, the elastic piece has the advantages of low cost and good softness.

The outer peripheral wall of each sponge block 5 is in contact with the inner peripheral wall of the airbag 31 at the corresponding position; by adopting this structure, each sponge block can better support the airbag at the corresponding position.

The height H of each airbag 31 is 3-12cm; by adopting this structure, the airbag can better support the human body and ensure that the airbag has reliable resilience and support effect.

The distance between every two adjacent air bags 31 is 1-3cm; by adopting this structure, the air bags can better support the human body and improve the comfort of the human body sitting on the air cushion.

The lower end of the air cushion body 3 is bonded, fixed and sealed with the upper end of the base plate 2; by adopting this structure, the lower end of the air cushion body can be reliably fixed and sealed with the upper end of the base plate.

Example 2

As shown in Figures 2 and 4, the difference from Embodiment 1 is that each elastic member is a spring 6; by using a spring as the elastic member, the elastic member has the advantages of good resilience and high rebound reliability, and It has the advantages of good fatigue resistance and long service life of elastic parts.

Example 3

As shown in Figure 6, the height H of each airbag 31 is 3cm, and the distance between every two adjacent airbags 31 is 1cm. By adopting this structure, the airbags can better support the human body. , and can ensure that the airbag has reliable resilience and support effect. In addition, it can improve the comfort of the human body sitting on the air cushion.

Example 4

As shown in Figure 7, the height H of each airbag 31 is 12cm, and the distance between every two adjacent airbags 31 is 3cm. By adopting this structure, it is ensured that the airbag can reliably support the human body and has reliable performance. Under the premise of rebounding force and supporting effect, the thickness of the air cushion can be made smaller.

Example 5

The height H of each airbag 31 is 8cm, and the distance between every two adjacent airbags 31 is 2cm. By adopting this structure, the airbag can better support the human body and ensure that the airbag has Reliable resilience and support effect, in addition, it can improve the comfort of the human body sitting on the air cushion.

The above descriptions are only embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, various modifications and changes may be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model shall be included in the scope of the claims of the present utility model.

Claims

An air cushion includes a cloth cover (1), a bottom plate (2) and an air cushion body (3). The air cushion body (3) is provided with several air bags (31) distributed in an array, and each of the air bags (31) 31) are all columnar structures with an open lower end. The air cushion body (3) is arranged above the bottom plate (2). The lower end of the air cushion body (3) is fixed and sealed with the upper end of the bottom plate (2). The bottom plate (2) 2) is provided with an air passage (21) on the upper end surface for communicating with the inner cavities of all air bags (31), and the side wall of at least one air bag (31) located at the edge is connected with an air nozzle (4). The cover (1) is wrapped around the outside of the base plate (2) and the air cushion body (3), and the outer end of the air nozzle (4) extends out of the cloth cover (4). It is characterized in that: each of the air bags ( 31) are provided with elastic parts inside, the upper end of each elastic part is against the inner top of the air bag (31) at the corresponding position, and the lower end of each elastic part is against the upper end of the bottom plate (2) The ends are in contact with each other.
The air cushion according to claim 1, characterized in that each elastic member is a sponge block (5).
The air cushion according to claim 2, characterized in that the outer peripheral wall of each sponge block (5) is in contact with the inner peripheral wall of the air bag (31) at the corresponding position.
The air cushion according to claim 1, characterized in that each elastic member is a spring (6).
The air cushion according to any one of claims 1-4, characterized in that the height H of each air bag (31) is 3-12cm.
The air cushion according to any one of claims 1-4, characterized in that the distance between each two adjacent air bags (31) is 1-3 cm.
The air cushion according to claim 1, characterized in that the lower end of the air cushion body (3) and the upper end of the bottom plate (2) are bonded, fixed and sealed.