CN210890266U - Inflation valve - Google Patents

Abstract

The utility model relates to an inflation valve, including the first lid and the second lid that combine each other and form first cavity, arranged the intercommunication respectively on first lid and second lid the first gas pocket and the second gas pocket of first cavity, enclose on the first lid but the part elastic deformation of first cavity, it can shield to go back fixedly connected with on the second lid the closed diaphragm of second gas pocket presses down first lid makes and inhales the gas in the first cavity through first gas pocket and washes open closed diaphragm, and follows the second gas pocket flows. Compared with the prior art, the utility model discloses aerify simple and conveniently, whole leakproofness is better, simultaneously, the setting of spherical cambered surface form's second lid and closed diaphragm also can make things convenient for the air current to break open closed diaphragm and flow, and then effectively saves strength etc..

Description

Inflation valve

Technical Field

The utility model belongs to the technical field of the clothing auxiliary, a charging valve is related to.

Background

Along with the continuous improvement of living standard of people, products such as an inflatable travel protection pillow, an inflatable back cushion, inflatable clothes, an inflatable inner container and the like gradually appear in life. The inflatable products are convenient to carry and small in size after being deflated, so that the inflatable products are deeply loved by people on business trips.

At present, the inflation modes of the inflatable products are mainly divided into two categories of external tool assisted inflation and self-service integrated inflation, the external tool is adopted to assist inflation, although the inflation link can be completed quickly, the product inflation tools with high inflation and deflation frequency are not convenient to carry in a cooperation mode. Often, the inflation opening and the deflation opening are separated during self-service integrated inflation, and the self-service integrated inflation cannot be used as a tool inflation opening for rapid inflation in cooperation when rapid inflation is needed. Therefore, a self-service integrated inflation mode is needed, self-service inflation can be achieved, the inflatable bag can be used as an inflation access external tool to perform rapid inflation when in demand, and meanwhile, the inflatable bag is small in size and does not occupy a large space area of an inflatable product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an inflation valve for overcoming the defects of the prior art.

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

the inflation valve comprises a first cover body and a second cover body which are combined with each other and form a first cavity, wherein a first air hole and a second air hole which are communicated with the first cavity are respectively arranged on the first cover body and the second cover body, the part of the first cavity, which is surrounded by the first cover body, can elastically deform, a closed membrane which can shield the second air hole is also fixedly connected on the second cover body, and the first cover body is pressed to enable the gas sucked into the first cavity through the first air hole to flush the closed membrane and flow out from the second air hole.

Furthermore, the surface of the area of the second cover body where the second air hole is arranged is spherical arc surface-shaped, the sealing membrane comprises a fixing protrusion fixedly connected with the second cover body and an elastic membrane integrally formed with the fixing protrusion, and the elastic membrane can be matched with the spherical arc surface-shaped surface tightly attached to the second cover body and seal the air outlet port of the second air hole.

Furthermore, the second cover body is provided with a fixing hole for inserting the fixing protrusion.

Furthermore, a reinforcing protrusion surrounding the second air hole is further arranged on the outer side of the second cover body, and the reinforcing protrusion forms an accommodating cavity which is connected with the second air hole and can surround the closed membrane.

Further, the number of the second air holes is at least two.

Further, the first air hole and the second air hole are circular or oval in shape.

Further, the projections of the first air hole and the second air hole in the vertical direction are overlapped, so that air can be conveniently fed.

Furthermore, the area that first lid and second lid combined to each other is the annular, and it divide into and centers on in proper order the first combination district and the second combination district of first cavity, still be formed with outstanding second cavity between first combination district and the second combination district, both saved the valve material, simultaneously, also covered the space for trade mark or logo, the aesthetic property improves greatly.

Furthermore, the height of the second cavity is 0.4cm, and the width of the second cavity is 0.75 cm.

Further, the first cavity is semicircular or semi-elliptical.

Further, the diameter of the first cavity is 3.8cm, and the height of the first cavity is 1.2 cm.

Further, the ratio of the cross-sectional area of the first air holes to the second air holes is about 1-3: 10.

Further, the first air hole is arranged in a form of a one-way air inlet and can also be arranged in a form of additionally arranging a sealing cover, and an air inflation interface capable of being in butt joint with an external air inflation tool is further arranged at the first air hole in a connecting mode.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the whole inflation valve can realize self-service inflation, and is simple and convenient to operate.

(2) Gluing such as hot melt adhesive can be adopted between first lid and the second lid, and whole leakproofness is good.

(3) The first cover body is made of an elastically deformable material (such as conventional elastic rubber and the like), and has good flexibility.

(4) The second cover body at the position of the air outlet of the second air hole is processed into a spherical arc surface shape and is blocked by adopting a sealing membrane matched with the surface of the second cover body, so that the air tightness of the second air hole under the normal state can be ensured, the air flow in the first cavity can flow out conveniently during the inflation work, and the elastic loss of the elastic membrane is reduced.

Drawings

FIG. 1 is a schematic cross-sectional view of the inflation valve with the first chamber in a semi-circular shape;

FIG. 2 is a schematic cross-sectional view of the inflation valve with the first chamber being semi-elliptical;

FIG. 3 is a schematic bottom view of the inflation valve (2 second vents);

FIG. 4 is a schematic bottom view of the inflation valve (3 second vents);

FIG. 5 is a schematic bottom view of the inflation valve (4 second vents);

FIG. 6 is a schematic view of a closure membrane;

FIG. 7 is a schematic structural view of a combined portion of the second cover and the sealing membrane;

FIG. 8 is a schematic structural view of the second cover with the reinforcing protrusions disposed at the sealing membrane;

the notation in the figure is:

1-a first cover body, 2-a second cover body, 3-a first cavity, 4-a first air hole, 5-a second air hole, 6-a reinforcing bulge, 7-a fixing bulge, 8-an elastic membrane, 9-a first combination area, 10-a second combination area, 11-a second cavity, 12-a fixing hole, 13-a spherical cambered surface and 14-an elastic bulge.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments. The embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.

Example 1:

a gas charging valve is structurally shown in figure 1 or figure 2, and comprises a first cover body 1 and a second cover body 2 which are mutually combined and form a first cavity 3, wherein a first gas hole 4 and a second gas hole 5 which are communicated with the first cavity 3 are respectively arranged on the first cover body 1 and the second cover body 2, the part of the first cover body 1 which is enclosed to form the first cavity 3 can be elastically deformed, a sealing membrane which can shield the second gas hole 5 is also fixedly connected on the second cover body 2, and the first cover body 1 is pressed to enable gas sucked into the first cavity 3 through the first gas hole 4 to flush the sealing membrane and flow out from the second gas hole 5.

Referring to fig. 6, the sealing membrane includes a fixing protrusion 7 extending into the accommodating cavity and fixedly connected to the second cover 2, and an elastic membrane 8 integrally formed with the fixing protrusion 7 and capable of covering and sealing the second air hole 5, and referring to fig. 3, 4 or 5, the second cover 2 is further provided with a fixing hole 12 into which the fixing protrusion 7 is inserted. In order to improve the connection strength with the second cover body 2, the surface of the fixing protrusion 7 may protrude laterally to form an elastic protrusion 14, and meanwhile, a clamping groove matched with the elastic protrusion 14 may be further disposed at a position corresponding to the inner wall surface of the fixing hole 12 matched with the fixing protrusion 7, so that when the fixing protrusion 7 extends into the fixing hole 12, the elastic protrusion 14 at the fixing hole 12 extends into the clamping groove, and the fixing of the fixing protrusion 7 and the fixing hole 12 may be achieved.

The number of the second air holes 5 is at least two, and two, three or four, as shown in fig. 3-5.

Referring again to fig. 1 and the like, the first air holes 4 and the second air holes 5 have a circular or elliptical shape.

Referring to fig. 1 and the like again, the projections of the first air vent 4 and the second air vent 5 in the vertical direction are overlapped to facilitate air intake.

Referring to fig. 1 or fig. 2 again, the area where the first cover body 1 and the second cover body 2 are combined with each other is annular, and is divided into a first combining area 9 and a second combining area 10 which sequentially surround the first cavity 3, and a protruding second cavity 11 is further formed between the first combining area 9 and the second combining area 10, so that not only is the valve material saved, but also a space is reserved for trademark or logo pasting, and the aesthetic property is greatly improved.

As shown in fig. 1 or fig. 2, respectively, the first cavity 3 has a semicircular or semi-elliptical shape.

In addition, in the embodiment, the first air hole 4 is provided in the form of a one-way air inlet, and an inflation interface capable of being abutted with an external inflation tool is further connected and arranged at the first air hole 4.

In this embodiment, the diameter of the first cavity 3 is preferably 3.8cm, the height is preferably 1.2cm, the height of the second cavity 11 is preferably 0.4cm, the width is preferably 0.75cm, the ratio of the cross-sectional area of the first air vent 4 to the cross-sectional area of the second air vent 5 is about 1-3:10, which may be 1:10, or 3:10, or more preferably 1.3:12, so as to facilitate air intake and rapid inflation.

The working process of the inflation valve of the embodiment is as follows:

when the air-tight sealing device works, the first cover body 1 which can be elastically deformed is pressed, so that the air sucked into the first cavity 3 through the first air hole 4 can break the sealing membrane and flow out of the second air hole 5; then, the first cover 1 is released and it is restored by its own elasticity, and the external air is sucked from the first air hole 4, and at the same time, the elastic diaphragm 8 is restored and seals the second air hole 5. The self-service integrated inflation can be realized by circulating the steps. When quick inflation is needed, an external inflation tool can be connected with the first air hole 4, and quick inflation of the inflatable product through the inflation valve is achieved.

Example 2

On the basis of embodiment 1, the present embodiment may further adopt the following modified design:

referring to fig. 7 or 8, the surface of the area of the second cover 2 where the second air hole 5 is disposed is spherical arc surface, and the elastic membrane 8 can be tightly attached to the spherical arc surface 13 of the second cover 2 and seal the air outlet of the second air hole 5.

Example 3

On the basis of embodiment 1 or embodiment 2, the present embodiment may further adopt the following modified design:

referring to fig. 1 and 2 again, a reinforcing protrusion 6 surrounding the second air hole 5 is further disposed on the outer side of the second cover 2, the reinforcing protrusion 6 forms an accommodating cavity connected to the second air hole 5, the strength of the second cover 2 at the second air hole 5 can be effectively improved by the reinforcing protrusion 6, and meanwhile, the sealing membrane can be protected.

In the above embodiment, the first air hole 4 may be arranged in a structure of a one-way air inlet, or an openable sealing cover may be disposed at the first air hole 4, and the self-service inflation is realized by continuously taking down or covering the sealing cover and then cooperating with the action of pressing the first cover body 1. Meanwhile, an inflation interface which can be butted with an external inflation tool can be connected and arranged at the first air hole 4.

The inflatable garment of the embodiment can be applied to not only garments but also inflatable products such as inflatable shoes, inflatable cushions and the like.

The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.

Claims (10)

1. The inflation valve is characterized by comprising a first cover body and a second cover body which are mutually combined and form a first cavity, wherein a first air hole and a second air hole which are communicated with the first cavity are respectively arranged on the first cover body and the second cover body, the part of the first cavity, which is enclosed on the first cover body, can elastically deform, a closed membrane which can shield the second air hole is also fixedly connected on the second cover body, and the first cover body is pressed to enable the gas absorbed into the first cavity through the first air hole to burst the closed membrane and flow out from the second air hole.

2. The inflation valve as claimed in claim 1, wherein the surface of the second cover in the area where the second air hole is disposed is spherical, the sealing membrane includes a fixing protrusion fixedly connected to the second cover, and an elastic membrane integrally formed with the fixing protrusion, and the elastic membrane can be tightly fitted to the spherical surface of the second cover and seal the air outlet port of the second air hole.

3. The inflation valve as claimed in claim 2, wherein the second cover is further provided with a fixing hole for inserting the fixing protrusion.

4. An inflation valve as claimed in claim 1, wherein the second cover is further provided on its outer side with a reinforcing protrusion surrounding the second air aperture, the reinforcing protrusion forming a receiving cavity connecting the second air aperture and enclosing the closure membrane.

5. An inflation valve as claimed in claim 1, wherein the first and second apertures are circular or oval in shape.

6. An inflation valve as claimed in claim 1, wherein the projections of the first and second air apertures in the vertical direction coincide.

7. The inflation valve of claim 1, wherein the area where the first cover and the second cover are coupled to each other is annular, and is divided into a first coupling area and a second coupling area which sequentially surround the first cavity, and a protruding second cavity is further formed between the first coupling area and the second coupling area.

8. An inflation valve as claimed in claim 7, wherein the second chamber has a height of 0.4cm and a width of 0.75 cm.

9. An inflation valve as claimed in claim 1, wherein the first chamber is semi-circular or semi-elliptical in shape.

10. An inflation valve as claimed in claim 9, wherein the first chamber has a diameter of 3.8cm and a height of 1.2 cm.

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