CN106691730A - Air bag and air cushion bed - Google Patents

Abstract

An air bag comprises a bag body and a waterproof and breathable covering piece. The bag body is provided with a strip-shaped opening and an air hole. The capsule is formed from an air impermeable substrate. The waterproof and breathable covering piece is arranged on the bag body and covers the strip-shaped opening. When the air bag is inflated through the air hole and is in a use state, part of gas in the air bag flows out of the air bag through the waterproof breathable covering piece, and moisture outside the air bag is prevented from entering the air bag through the waterproof breathable covering piece. In addition, the invention also provides an air cushion bed comprising the air bag.

Description

Air bags and air mattresses

technical field

The present invention relates to an air bag. In particular, the present invention relates to an air mattress having air cells.

Background technique

Because the air bed has the effect of preventing bed sores, the air bed has been widely used in medical treatment for special patients, such as patients with large wounds who are not suitable for turning over. The medical air mattress includes a plurality of side-by-side air cells, an air pump and a control valve device. Each balloon is generally a tubular body. Under the operation of the air pump and the control valve device, the airbags of the air bed are inflated and deflated alternately, so that the surface of the air bed presents a dynamic change of ups and downs. Therefore, the pressure on the patient's skin surface can be released alternately, thereby reducing the incidence of bedsores in the patient.

However, when the patient who is inconvenient to stand up is lying on the air bed of the prior art for a long time, even if these airbags are alternately inflated and deflated, the airtightness of the material of these airbags will still make the airbag during contact with the patient. Humidity and temperature increase between these air pockets and the patient. As a result, the patient still suffers from discomfort and even bedsores.

Contents of the invention

The present invention proposes an airbag and an air mattress with the airbag. By reducing the humidity and temperature between the airbag and the patient, it can make the patient feel comfortable and effectively reduce the incidence of bed sores of the patient.

An embodiment of the present invention provides an airbag, including a cell body and a waterproof air-permeable cover. The capsule has a belt-shaped opening and an air hole. The capsule is formed from an airproof substrate. The waterproof and breathable cover is arranged on the bladder and covers the strip-shaped opening. When the airbag is in use by being inflated through the air holes, part of the air in the airbag flows out of the airbag through the waterproof and breathable cover, and the moisture outside the airbag is prevented from entering the airbag due to the waterproof and breathable cover.

In an embodiment of the present invention, the peripheral part of the waterproof and breathable cover is disposed within the bladder and attached to the air impermeable substrate.

In an embodiment of the invention, the surrounding portion of the waterproof and breathable cover is bonded to the air impermeable substrate.

In an embodiment of the invention, the surrounding portion of the waterproof breathable cover is sewn to the air impermeable substrate to form a sewing trace.

In an embodiment of the present invention, the airbag further includes an airproof cover attached to and covering the stitching.

In an embodiment of the invention, a portion of the air impermeable substrate is located between the waterproof breathable cover and the air impermeable cover.

In an embodiment of the present invention, the air-impermeable cover is placed on the seam line by high frequency laminate.

An embodiment of the present invention also provides an air mattress, comprising a plurality of the above-mentioned airbags and an air pump. The strip-shaped openings of the individual airbags face upward, and an air pump is connected to these airbags and adapted to inflate the airbags.

These features and advantages of the present invention may become more apparent by reference to the following description and the appended claims or by utilizing the embodiments of the present invention as set forth below.

Description of drawings

FIG. 1 is a schematic perspective view of an air mattress according to an embodiment of the present invention.

FIG. 2 is a schematic perspective view of the airbag in FIG. 1 .

FIG. 3 is a schematic cross-sectional view of the airbag in FIG. 2 .

Component designation description

200 air mattress

210 airbag

212 capsule

212a Ribbon opening

212b stomata

212c air impermeable substrate

214 Waterproof and breathable cover

214a Surrounding parts of waterproof and breathable coverings

214b Other part of waterproof and breathable covering

216 airtight cover

220 air pump

230 control valve assembly

P1 Part of the impermeable base material

T1 Suture Trace

detailed description

FIG. 1 is a schematic perspective view of an air mattress according to an embodiment of the present invention. FIG. 2 is a schematic perspective view of the airbag in FIG. 1 . FIG. 3 is a schematic cross-sectional view of the airbag in FIG. 2 . Please refer to FIG. 1 first. The present embodiment provides an air bed 200 including a plurality of air bags 210 , an air pump 220 and a control valve device 230 . Each balloon 210 is generally a tubular body. The air pump 220 is connected to these airbags 210 via a control valve device 230 and is adapted to inflate and deflate each airbag 210 . In this embodiment, under the operation of the air pump 220 and the control valve device 230, the airbags 210 of the air mattress 200 can be inflated and deflated alternately, so that the surface of the air mattress 200 exhibits dynamic changes of ups and downs. For example, in this embodiment, the operation of the air pump 220 and the control valve device 230 can inflate the airbags 210 belonging to the odd number simultaneously, and deflate the airbags 210 belonging to the even number at the same time, and vice versa. In another embodiment, the airbags of the air mattress can also be inflated and deflated in other predetermined modes, for example, all the airbags of the air mattress are inflated simultaneously, but this is not shown in the figure. In any case, the present invention does not limit the inflation and deflation modes of the airbags of the air mattress.

Please refer to FIG. 1 , FIG. 2 and FIG. 3 , each airbag 210 includes a bag body 212 and a waterproof and breathable cover 214 . The capsule body 212 has a strip-shaped opening 212a and an air hole 212b. The strip-shaped opening 212a faces upward, and the air hole 212b is used to allow gas to pass through to inflate or deflate the airbag 210 . The capsule 212 is formed of an air-impermeable substrate 212c. The waterproof and breathable cover 214 is disposed on the bladder 212 and covers the belt-shaped opening 212a. When the airbag 210 is inflated by the air hole 212b and is in use, part of the gas in the airbag 210 can flow out of the airbag 210 through the waterproof and breathable cover 214 and the moisture outside the airbag 210 can be prevented from entering the airbag 210 by the waterproof and breathable cover 214 Inside.

In this embodiment, the surrounding portion 214a of the waterproof and gas-permeable cover 214 of each airbag 210 is disposed inside the bag body 212 and attached to the air-impermeable substrate 212c. That is to say, the waterproof and breathable cover 214 is attached to the air-impermeable substrate 212c from the inside to the outside in the bladder 212, so that the other part 214b of the waterproof and breathable cover 214 is exposed to the outside through the strip-shaped opening 212a. . In another embodiment, the surrounding part of the waterproof and air-permeable cover can be disposed outside the capsule and attached to the air-impermeable substrate, but it is not shown in the drawing.

In this embodiment, the peripheral portion 214a of the waterproof and gas-permeable cover 214 of each airbag 210 is attached to the air-impermeable base material 212c by sewing. However, in another embodiment, the surrounding portion of the waterproof and breathable cover of each airbag may be attached to the air-impermeable substrate by adhesive, but this is not shown in the drawing. In this embodiment, the peripheral portion 214a of the waterproof and breathable cover 214 of each airbag 210 is stitched to the air-impermeable base material 212c to form a seam trace T1. It is illustrated here that after the peripheral portion 214a of the waterproof and air-permeable covering 214 is sewn to the air-impermeable base material 212c by a sewing thread (not shown), the outer surface of the air-impermeable base material 212c is formed The trace is the stitching trace T1. In order to prevent the body fluid of the patient using the air mattress 200 from penetrating into the airbag 210 along the sutures, thereby avoiding unnecessary infection of another patient using the air mattress 200 in the future, each airbag 210 of this embodiment also includes The air-impermeable cover 216 is attached to and covers the stitching trace T1.

Furthermore, referring to FIG. 3 , in each airbag 210 of the present embodiment, a part P1 of the air-impermeable base material 212c (which is attached by the surrounding portion 214a of the waterproof and air-permeable cover 214) is located between the waterproof and air-permeable cover 214 and the air-impermeable cover. between the covers 216 . The air-impermeable cover 216 of this embodiment can be disposed on the seam line T1 by high-frequency lamination. It must be noted here that as long as unnecessary liquid can be prevented from seeping into the airbag, in each airbag in another embodiment, the air-impermeable cover can also be directly attached to the surrounding part of the waterproof and breathable cover to cover the stitching traces, Such that the peripheral portion of the waterproof-breathable cover is located between the air-impermeable cover and the portion of the air-impermeable substrate to which the peripheral portion of the waterproof-breathable cover is attached. However, the above another embodiment is not shown in the drawings.

The waterproof and breathable cover 214 of each airbag 210 in this embodiment may include an inner fabric layer, a waterproof air-permeable membrane and an outer fabric layer (all not shown). The waterproof and breathable membrane is disposed between the inner fabric layer and the outer fabric layer, and a part of the outer fabric layer is exposed through the strip-shaped opening 212a. The inner layer of the fabric can be net-like fabric, the material of the outer layer of the fabric can be nylon (Nylon), and the material of the waterproof breathable membrane can be Teflon (Teflon). In another embodiment, the inner fabric layer of the waterproof breathable cover may be omitted.

The air mattress of the embodiment of the present invention has the following or other advantages. Each airbag of the air mattress according to the embodiment of the present invention has a waterproof and breathable cover. Therefore, when the patient who is inconvenient to turn over is lying on the air mattress of the embodiment of the present invention for a long time, the gas discharged from the waterproof and breathable cover of each airbag can take away the moisture between the patient and each airbag and It can effectively reduce the patient's body surface temperature, make the patient feel comfortable and effectively reduce the incidence of bed sores of the patient. In addition, since each airbag has a strip-shaped opening, the gas discharged from the waterproof and breathable cover of each airbag disposed on the strip-shaped opening can be relatively uniform along the extending direction of the strip-shaped opening, making the patient more comfortable and comfortable. More effectively reduce the incidence of bed sores in patients. In addition, since each airbag in this embodiment further includes an air-tight cover, which is attached to and covers the stitching line, it can prevent the body fluids of the patient using the air mattress from seeping into the airbag, thereby preventing another person from using the air mattress in the future. Unnecessary infection of patients on air mattresses.

The present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The specific embodiments proposed in the detailed description of the embodiments are only used to facilitate the description of the technical content of the present invention, rather than restricting the present invention to the above-mentioned embodiments in a narrow sense. Without exceeding the spirit and protection scope of the present invention, The implementation of various changes all belong to the protection scope of the present invention.

Claims (8)

1. a kind of air bag, it is characterised in that include：

Utricule, with banding opening and stomata, wherein the utricule is formed by airtight base material；

Waterproof and breathable covering, is arranged at the utricule and covers the banding opening, wherein the air bag is via the stomata When inflating and being in use state, the portion gas in the air bag flow to the air bag by the waterproof and breathable covering Moisture outside the outer and air bag is avoided enter into the air bag due to the waterproof and breathable covering.

2. air bag as claimed in claim 1, it is characterised in that peripheral part of the waterproof and breathable covering is arranged at described Utricule is interior and is attached at the airtight base material.

3. air bag as claimed in claim 2, it is characterised in that peripheral part gluing of the waterproof and breathable covering in The airtight base material.

4. air bag as claimed in claim 2, it is characterised in that described peripheral part of the waterproof and breathable covering is sutured in The airtight base material and form suture trace.

5. air bag as claimed in claim 4, it is characterised in that also including airtight covering, be attached at and cover the seam Close trace.

6. air bag as claimed in claim 5 a, it is characterised in that part for the airtight base material is located at the waterproof and breathable Between covering and the airtight covering.

7. air bag as claimed in claim 5, it is characterised in that the airtight covering sets by way of high frequency is fitted It is placed in the suture trace.

8. a kind of air bed, it is characterised in that include：

Multiple air bags as any one of claim 1 to 7, the banding of each air bag is opening up；With And

Inflator pump, connects the air bag and is suitable to the airbag aeration.