CN114542776A - Inflatable air valve - Google Patents

Abstract

The invention discloses an inflatable and deflated air valve. The inflatable and deflated air valve comprises an air storage chamber and a valve installed on an object to be inflated. The air inlet is connected to the cavity, the air inlet is blocked with a first elastic seal, the two ends of the valve are provided with an air release port and a first air exchange port, and the valve is provided with a communication air release port and a first air exchange port. A second ventilation port is communicated between the ventilation duct and the air storage chamber, and a second elastic seal is blocked on the side of the second ventilation port close to the air storage chamber. The ventilation passage is provided with an adjustment device for blocking the air release port, and the air release of the valve can be controlled by pressing and lifting the adjustment device. The utility model is easy to operate, clean and hygienic, no power supply is required for operation, and the air flow channels for inflating and deflating are different, so that the inflating and deflating are more stable and reliable.

Description

Inflatable air valve

technical field

The present invention relates to a valve, in particular to an inflatable and deflated air valve.

Background technique

At present, there are many inflatable products on the market, such as inflatable toys, swimming rings, inflatable pillows, air mattresses and so on. For many small products, such as inflatable toys, swimming rings and other products, artificial air is used. For some bulky products, such as air mattresses, electric inflatable devices are generally used. For artificial inflatable products, it is not only laborious, but also unsanitary: especially inflatable products used in some public places, such as inflatable pillows used in long-distance buses, if artificial inflated is used, it is very unsanitary, but if It is more troublesome to inflate it with other specialized equipment. For an air supply device using an electric compressor, such an inflator is bulky, inconvenient to use, and must be supplied with power, which brings great limitations to product inflation.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an air valve that can be inflated and deflated, which is small in size, simple in structure, convenient in use, requires no power supply, and is simple in deflation operation.

In order to achieve the above purpose, an inflatable and deflated air valve includes an air storage chamber and a valve installed on the object to be inflated, the air storage chamber is made of elastic material, and the bottom of the air storage chamber is provided with a The inflatable port is connected to the inner cavity of the inflatable object, the inflatable port is blocked with a first elastic seal, the two ends of the valve are provided with a deflation port and a first air exchange port, and the deflation port is also connected to the air to be inflated. The inner cavity of the valve is communicated with the object, the first ventilation port is communicated with the outside world, the valve is provided with a ventilation channel that communicates with the air release port and the first ventilation port, and a second ventilation channel is communicated between the ventilation channel and the air storage chamber. Second ventilation port, a second elastic sealing member is blocked on the side of the second ventilation port close to the air storage chamber, and an adjusting device for blocking the ventilation port is arranged in the ventilation channel. Raise the regulator to control the deflation of the valve.

Further, a first limiting ring is arranged on the inner axis of the ventilation duct, the first limiting ring and the inner wall of the ventilation duct are fixed at intervals by a plurality of support bars, and the adjusting device includes a column-shaped operating rod, so The operating rod passes through the inner hole of the first limiting ring in the axial direction, and a conical plug for blocking the air vent is provided at one end of the operating rod.

Further, a limit disk is provided at the other end of the operating rod, and the diameter of the limit disk is larger than the diameter of the inner hole of the first limit ring.

Further, a second limit ring is respectively provided on the inflation port and the second ventilation port, and the second limit ring and the inner walls of the inflation port and the second ventilation port are spaced and fixed by a number of support bars, and the An elastic sealing member and a second elastic sealing member include a disc-shaped sealing portion and an integrally formed column-shaped connecting portion, and the connecting portion can be inserted into and sealed in the inner hole of the second limiting ring.

Further, an annular clamping slot is provided on the connecting portion.

Further, the material of the disc-shaped sealing portion is elastic plastic.

Preferably, the air storage chamber includes a pressing part that is close to the surface of the object to be inflated, and a maintenance part placed in the inner cavity of the object to be inflated, and a sealing ring is wrapped between the pressing part and the maintenance part , the pressing part is made of elastic plastic, and the maintaining part is made of hard plastic.

Further, the top end of the pressing portion is provided with a pressing surface.

Further, a bendable control rod is provided on the outside of the ventilation duct, the control rod is provided with a sealing cover that fits the shape of the first ventilation port, and one end of the control rod is provided with a collar, the sleeve The ring is sleeved on the outside of the ventilation duct close to the first ventilation port.

Further, a raised air release button is arranged between the collar and the sealing cover.

Compared with the prior art, the beneficial effects of the present invention are:

The invention does not need electricity or mouth blowing, and the gas can be filled into the inflatable product by pressing back and forth with the hand continuously. The operation is convenient, clean and hygienic. Deflation is more stable and reliable.

Additional aspects and advantages of the present invention will be set forth in the description which follows, and in part will become apparent from the following description, or may be learned by practice of the invention.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present invention, and for those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic diagram of the overall structure of the inflatable and deflated air valve of the present invention;

2 is a schematic structural diagram of another angle of the whole of the inflatable and deflated air valve of the present invention;

3 is a cross-sectional view of the overall structure of the inflatable and deflated air valve of the present invention;

4 is an exploded view of the overall structure of the inflatable and deflated air valve of the present invention;

5 is an exploded view of a part of the structure of the inflatable and deflated air valve of the present invention;

6 is a schematic structural diagram of the adjusting device of the inflatable and deflated air valve of the present invention;

7 is a schematic structural diagram of the first elastic sealing member and the second elastic sealing member of the inflatable and deflated air valve of the present invention;

The reference numbers and names in the figure are as follows:

Air storage chamber 100, valve 200, inflation port 110, first elastic seal 120, air release port 210, first ventilation port 220, ventilation passage 230, second ventilation port 240, second elastic sealing member 250, adjustment Device 260 , first limit ring 270 , support bar 271 , operating rod 261 , conical plug 262 , limit disk 263 , second limit ring 280 , sealing part 121 , connecting part 122 , slot 123 , pressing part 130 , the maintaining part 140 , the sealing ring 150 , the pressing surface 131 , the control rod 300 , the sealing cover 310 , the collar 320 , and the air release button 330 .

Detailed ways

The technical solutions in the embodiments of the present invention will be described clearly and completely below. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

An inflatable and deflated air valve, the embodiment of which is shown in Figures 1-4, includes an air storage chamber 100 and a valve 200, and the air storage chamber 100 and the valve 200 are fixedly installed on the object to be inflated. Described inflatable objects, such as inflatable toys, swimming rings, inflatable pillows, air mattresses, etc., the material of the air storage chamber 100 is an elastic material or a spring (not shown in the figure) is installed in the air storage chamber 100, The gas storage chamber 100 can be continuously deformed and restored by pressing continuously. The bottom of the air storage chamber 100 is provided with an inflation port 110 that communicates with the inner cavity of the object to be inflated, and a first elastic sealing member 120 is blocked outward on the inflation port 110. The first elastic sealing member 120 can be The pressure of the air storage chamber 100 and the inner cavity of the object to be inflated is deformed, the valve 200 is arranged on one side of the air storage chamber 100, and the two ends of the valve 200 are provided with a venting port 210 and a first ventilation port 220, The venting port 210 is also communicated with the inner cavity of the object to be inflated, the first ventilating port 220 is communicated with the outside world, and a ventilating channel 230 is formed between the venting port 210 and the first ventilating port 220 in the valve 200, The air exchange channel 230 and the air storage chamber 100 are communicated through the second air exchange port 240, and the second elastic sealing member 250 is blocked on the side of the second air exchange port 240 close to the air storage chamber 100, so The second elastic sealing member 250 can be deformed according to the pressure of the gas storage chamber 100 and the outside. A regulating device 260 for blocking the air vent 210 is provided in the ventilation passage 230 , and the deflation of the valve 200 can be controlled by pressing and lifting the regulating device 260 . When the adjusting device 260 is lifted, the air vent 210 is blocked, and the air in the inner cavity of the object to be inflated cannot flow out to the outside. When the adjusting device 260 is pressed, the air vent 210 is opened, so The air in the inner cavity of the object to be inflated can flow out of the outside through the air release port 210 , the ventilation channel 230 and the first ventilation port 220 .

When the object to be inflated needs to be inflated, first lift the adjusting device 260 to block the air release port 210, and then press the air storage chamber 100, the inner space of the air storage chamber 100 is compressed, and the internal pressure increases, the second The elastic sealing member 250 is pressed and sealed at the second ventilation port 240, and the first elastic sealing member 120 is stretched outward, so that the air in the air storage chamber 100 is pressed into the inner cavity of the object to be inflated. When the 100 is not stressed, the air storage chamber 100 will return to the original shape, the internal pressure will decrease, and the air in the object to be inflated will press the first elastic seal 120 inward. The outside air will stretch the second elastic seal 250 to the side of the air storage chamber 100, so that the outside air enters the air storage chamber 100, thereby completing an inflation cycle. When the adjusting device 260 is pressed, the air release port 210 is opened, and the air in the inner cavity of the object to be inflated can flow out to the outside through the air release port 210, the ventilation channel 230 and the first ventilation port 220, thereby completing the air release. It can be seen from the above embodiments that this solution is easy to operate, clean and hygienic, does not require a power supply, and has different air flow channels for inflating and deflating, so the two directly press each other without interfering with each other, so that inflation and deflation are more stable and reliable.

Further, as shown in FIG. 5 , a first limit ring 270 is provided in the axial direction of the ventilation passage 230 . Preferably, the first limit ring 270 may be disposed near the first ventilation port 220 . position, the first limiting ring 270 and the inner wall of the ventilation channel 230 are fixed at intervals by a number of support bars 271, and the number of the support bars 271 can be two or three. As shown in FIG. 6, the adjusting device 260 includes a cylindrical operating rod 261 and a conical plug 262, the operating rod 261 is axially arranged in the ventilation channel 230, while passing through the inner hole of the first limit ring 270, so that the inner hole can be opposite to the operating rod 261 swings around to play a limiting role. Preferably, the diameter of the end face of the operating rod 261 is the same as the diameter of the internal control, so that the limiting effect is the best. One end of the operating rod 261 is provided with a cone for blocking the vent 210. When it is necessary to deflate, press the operating rod 261, and the operating rod 261 drives the conical plug 262 to leave the vent 210, so that the air in the inner cavity of the object to be inflated passes through the support bar 271 in the ventilation channel 230 The gap between them is circulated to the outside world. When inflation is required, the operating rod 261 is lifted up, and the operating rod 261 drives the conical plug 262 to block the air vent 210 .

Preferably, a limiting disk 263 is provided at the other end of the operating rod 261, the other end refers to the end away from the conical plug 262, and the diameter of the limiting disk 263 is larger than that of the first limiting ring 270 bore diameter. When the operating lever 261 is pressed down to a certain height, the limit plate 263 will interfere with the upper surface of the first limit ring 270, thereby preventing the operating lever 261 from sliding further down, and preventing the operating lever 261 from sliding down from the operating lever 261 when the operating lever 261 is pressed down. The ventilation channel 230 falls off, and a spring can also be provided on the limit plate 263 and the first limit ring 270, so that when the operating lever 261 is pressed, the spring is compressed and deflated, and after the operating lever 261 is released, the spring will return to the limit. The bit plate 263 is pushed up, thereby pulling the operating rod 261 up, and driving the conical plug 262 to block the air vent 210 .

As shown in FIGS. 3-5 , the inflation port 110 and the second ventilation port 240 are respectively provided with a second limiting ring 280 , and the second limiting ring 280 has the same structure as the first limiting ring 270 . The second limiting ring 280 and the inner walls of the inflation port 110 and the second ventilation port 240 are fixed at intervals by a plurality of support bars 271 . As shown in FIG. 7 , the first elastic sealing member 120 and the second elastic sealing member 250 includes a disc-shaped sealing portion 121 and an integrally formed column-shaped connecting portion 122. The disc-shaped sealing portion 121 is used to block the inflation port 110 and the second ventilation port 240. When one side of the sealing portion 121 receives When the pressure is applied, it will be deformed to the other side, and the air will pass through the gap between the support bars 271. The connecting portion 122 can be inserted into the inner hole of the second limiting ring 280 for sealing The first elastic sealing member 120 and the second elastic sealing member 250 are fixed on one side of the inflation port 110 and the second ventilation port 240 . Preferably, the connecting portion 122 is provided with an annular snap groove 123. When the connecting portion 122 is inserted into the inner hole of the second limiting ring 280, the annular snap groove 123 can snap the connecting portion 122 into place. In the inner hole, the connection portion 122 and the inner hole are fixed more firmly. Preferably, the material of the disk-shaped sealing portion 121 is elastic plastic. In this way, the disk-shaped sealing portion 121 has the best recovery effect after being deformed by the pressure.

Because in the solution of this embodiment, the air storage chamber 100 and the valve 200 need to be installed on the object to be inflated, so a part of the air storage chamber 100 is an inner cavity that is recessed on the object to be inflated, and the other part is protruded on the object to be inflated. The surface of the object to be inflated, in this embodiment, the part that is close to the surface of the object to be inflated is defined as the extrusion part 130, and its material can be elastic plastic, and the user can deform or restore the extrusion part 130 by pressing, The part placed in the inner cavity of the object to be inflated is defined as the holding part 140. Because the holding part 140 is in the cavity of the object to be inflated, it cannot be pressed, and its material can be hard plastic, so that when the air storage chamber 100 is pressed When the part 130 is opened, the pressure in the air storage chamber 100 increases. Since the material of the holding part 140 is hard plastic, the holding part 140 cannot be deformed, so that the pressure of the air storage chamber 100 can be better maintained, so that the first The outward pressure of the first elastic sealing ring 150 and the second elastic sealing ring 150 is fuller. When the pressing part 130 of the air storage chamber 100 is not stressed, the pressing part 130 returns to the original shape, also because the material of the maintaining part 140 is It is hard plastic, so the maintaining part 140 cannot be deformed, so that the inward pressure of the first elastic sealing ring 150 and the second elastic sealing ring 150 is more full, which can make the whole product inflate better. Preferably, A sealing ring 150 is wrapped between the pressing part 130 and the maintaining part 140 to block the gap that may exist when the air storage chamber 100 is installed on the upper surface of the object to be inflated. The top end of the part 130 is provided with a pressing surface 131, which is convenient for the user to squeeze the air storage chamber 100 better.

In the solution of this embodiment, preferably, a bendable control rod 300 is provided on the outside of the ventilation channel 230, and the control rod 300 is provided with a sealing cover 310 that fits the shape of the first ventilation port 220. When the adjusting device 260 is lifted up to block the air vent 210, the control rod 300 can be bent so that the sealing cover 310 is upside-down and blocked on the first vent 220, which can better serve as a seal. Foreign matter (especially water) from outside can be prevented from entering into the ventilation passage 230, thereby affecting the effect of deflation or preventing foreign matter from entering the inner cavity of the object to be inflated after pressing the adjusting device 260. Preferably, one end of the control rod 300 is provided with a collar 320 , the collar 320 is sleeved on the outside of the ventilation channel 230 close to the first ventilation port 220 , and is provided between the collar 320 and the sealing cover 310 There is a protruding air release button 330, and the air release button 330 can be pressed against the adjusting device 260 by bending the control rod 300, so as to realize the air release more conveniently.

The details of the above-described exemplary embodiments may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and range of the equivalents of , are included in the present invention.

Claims (10)

1. The air valve capable of inflating and deflating is characterized by comprising an air storage chamber (100) and a valve (200) which are installed on an object to be inflated, wherein the air storage chamber (100) is made of elastic materials, an inflation inlet (110) communicated with an inner cavity of the object to be inflated is formed in the bottom of the air storage chamber (100), a first elastic sealing element (120) is sealed on the inflation inlet (110), an air release port (210) and a first ventilation port (220) are formed in two ends of the valve (200), the air release port (210) is also communicated with the inner cavity of the object to be inflated, the first ventilation port (220) is communicated with the outside, a ventilation channel (230) communicated with the air release port (210) and the first ventilation port (220) is formed in the valve (200), a second ventilation port (240) is communicated between the ventilation channel (230) and the air storage chamber (100), and a second elastic sealing element (250) is sealed on one side, close to the air storage chamber (100), of the second ventilation port (240), an adjusting device (260) used for blocking the air release opening (210) is arranged in the air exchange channel (230), and the air release of the valve (200) can be controlled by pressing and lifting the adjusting device (260).

2. The inflatable/deflatable air valve as claimed in claim 1, wherein a first limit ring (270) is axially arranged in the air vent passage (230), the first limit ring (270) and the inner wall of the air vent passage (230) are fixed at intervals by a plurality of support bars (271), the adjusting device (260) comprises a columnar operating rod (261), the operating rod (261) axially penetrates through the inner hole of the first limit ring (270), and a conical plug (262) for blocking the deflation port (210) is arranged at one end of the operating rod (261).

3. Inflatable air valve according to claim 2, characterised in that at the other end of the operating rod (261) a limiting disc (263) is provided, the diameter of the limiting disc (263) being larger than the inner bore diameter of the first limiting ring (270).

4. The inflatable/deflatable air valve as claimed in claim 3, wherein a second limiting ring (280) is respectively disposed on the inflation port (110) and the second ventilation port (240), the second limiting ring (280) and inner walls of the inflation port (110) and the second ventilation port (240) are fixed at intervals by a plurality of supporting bars (271), the first elastic sealing member (120) and the second elastic sealing member (250) comprise a disc-shaped sealing portion (121) and an integrally formed cylindrical connecting portion (122), and the connecting portion (122) can be inserted into and sealed in an inner hole of the second limiting ring (280).

5. Inflatable/deflatable air valve according to claim 4, wherein said connecting part (122) is provided with an annular snap groove (123).

6. Inflatable/deflatable air valve according to claim 5, wherein said disc-like sealing portion (121) is made of elastic plastic.

7. An inflatable/deflatable air valve according to any of claims 1-6, wherein said air reservoir (100) comprises a pressing portion (130) abutting on the surface of the object to be inflated, and a maintaining portion (140) disposed in the inner cavity of the object to be inflated, a sealing ring (150) is wrapped between said pressing portion (130) and said maintaining portion (140), said pressing portion (130) is made of elastic plastic, and said maintaining portion (140) is made of rigid plastic.

8. Inflatable air valve according to claim 7, characterised in that the pressing part (130) is provided with a pressing surface (131) at the top end.

9. The inflatable/deflatable air valve as claimed in claim 8, wherein a flexible control rod (300) is disposed outside the air exchanging channel (230), a sealing cover (310) with a shape fit for the first air exchanging port (220) is disposed on the control rod (300), a collar (320) is disposed at one end of the control rod (300), and the collar (320) is sleeved outside the air exchanging channel (230) near the first air exchanging port (220).

10. Inflatable-deflatable air valve according to claim 9, characterized in that a raised deflate button (330) is provided between the collar (320) and the sealing cover (310).

Images