CN212080268U - Air faucet and inflatable article - Google Patents

Abstract

The utility model provides an air faucet and an inflating article, wherein the air faucet comprises a valve seat, the valve seat comprises a first cavity and a valve plate, and the valve plate is provided with an air hole; a first sealing sheet located on an upper side of the valve plate for closing the air hole from the upper side of the valve plate; a second sealing sheet located at a lower side of the valve plate for closing the air hole from the lower side of the valve plate; and the movable part is used for driving the first sealing piece and the second sealing piece to synchronously move up and down. The utility model discloses an air cock has two upper and lower gaskets, can drive the gasket through the movable part and reciprocate in step, and fast switch-over is aerifyd and exhaust state, and the air cock can only one-way admit air under inflation state, prevents gas leakage, guarantees to aerify the tolerance of articles for use and is sufficient, can only one-way give vent to anger under exhaust state, can be fast with aerifing the inside gaseous evacuation completely of articles for use, improved and fill gassing efficiency.

Description

Air faucet and inflatable article

Technical Field

The utility model relates to an aerify articles for use technical field particularly, relate to an air cock and aerify articles for use.

Background

Along with the development of the tourism industry, inflatable articles such as inflatable pillows, inflatable mattresses, inflatable sofas, inflatable tents and the like are popular with users, and the inflatable articles have the advantages of portability, small size and easy carrying. The air nozzle is an important part of the inflatable article and is used for controlling the inflatable article to be inflated and deflated.

In the prior art, the air nozzle is in a closing state and an opening state, the inside and the outside of the inflatable article are disconnected in two directions when the air nozzle is in the closing state, the inflatable article can not be inflated inwards, and the internal gas can not be discharged; when the air tap is in an open state, the inside and the outside of the inflatable article are communicated in two directions, and the inflatable article can be inflated or deflated. However, the bidirectional conduction structure can affect the inflation and deflation efficiency, gas leaks during inflation, the full-filling state is difficult to achieve, external gas can enter the inflation article during exhaust, and the internal gas is difficult to be completely emptied.

SUMMERY OF THE UTILITY MODEL

The invention solves the problem of how to improve the inflating and exhausting efficiency of inflatable articles and improve the inflating and exhausting effect.

In order to solve the above problems, the present invention provides an air faucet, which includes a valve seat, wherein the valve seat includes a first cavity and a valve plate, and the valve plate has an air hole;

a first sealing sheet located on an upper side of the valve plate for closing the air hole from the upper side of the valve plate;

a second sealing sheet located at a lower side of the valve plate for closing the air hole from the lower side of the valve plate;

and the movable part is used for driving the first sealing piece and the second sealing piece to synchronously move up and down.

Compared with the prior art, the utility model discloses an air cock has two upper and lower gaskets, can drive the gasket through the movable part and reciprocate in step, and fast switch is aerifyd and exhaust state, and the air cock can only one-way admit air under the inflation state, prevents gaseous leakage, guarantees to aerify articles for use's tolerance sufficient, can only one-way give vent to anger under exhaust state, can be fast with aerifing the inside gaseous evacuation completely of articles for use, improved and fill gassing efficiency.

Optionally, the valve plate has a rod passing hole, the movable part includes a movable rod, the movable rod passes through the rod passing hole, and the first sealing piece and the second sealing piece are connected to the movable rod. The movable rod synchronously moves up and down, the sealing sheet can be driven to move, and the air nozzle is quickly switched to fill and discharge the air state.

Optionally, the inner wall of crossing the pole hole is equipped with bellied card muscle, be equipped with first draw-in groove and second draw-in groove on the movable rod, the card muscle gets into during first draw-in groove location, first gasket with the valve plate offsets and seals the gas pocket, the card muscle gets into during second draw-in groove location, the second gasket with the valve plate offsets and seals the gas pocket. Through the cooperation of the clamping ribs and the clamping grooves, the movable rod can be positioned at a preset position, and the air leakage of the air faucet caused by the free movement of the movable rod is prevented.

Optionally, the movable rod includes a guide portion, the guide portion is located between the first blocking groove and the second blocking groove, and an outer surface of the guide portion is a circular ring surface. The circular ring surface guide part is convenient for the rib and the blocking groove to be separated, and the air nozzle is convenient to switch the inflation and deflation state.

Optionally, the movable part includes a first bolt and a second bolt, the first bolt is connected with the upper portion of the movable rod, the first bolt and the movable rod fix the first sealing sheet clamp, the second bolt and the lower portion of the movable rod are connected, and the second bolt and the movable rod fix the second sealing sheet clamp. The gasket passes through the bolt to be connected with the movable rod, and the gasket, easy dismounting can be taken off to the bolt of pulling down.

Optionally, the upper surface of valve plate is equipped with bellied annular first sealed muscle, the lower surface of valve plate is equipped with bellied annular second sealed muscle. The sealing ribs are linearly matched with the sealing pieces, so that the sealing performance can be improved, and air leakage is prevented.

Optionally, the air cock still includes the valve barrel, the valve barrel includes second cavity and backup pad, the second cavity is used for holding the disk seat, the backup pad is equipped with the through-hole of fretwork. The valve sleeve can play a role in protecting the valve seat, the valve sleeve is connected with the inflating article, and the valve seat can be taken out of the valve sleeve, so that the inflating article can exhaust air quickly.

Optionally, the inner wall of the valve sleeve is provided with a positioning groove, and the outer wall of the valve seat is provided with a positioning rib corresponding to the positioning groove. The positioning groove is matched with the positioning rib, so that the valve seat is positioned and installed in the second cavity.

Optionally, the air faucet further comprises a valve cover, and the valve cover is used for covering the valve seat. The valve cover plays a role in protecting the air faucet, prevents the movable part from being mistakenly touched and changes the inflation and deflation states of the air faucet.

The utility model also provides an inflatable article, including foretell air cock. Compared with the prior art, the utility model discloses aerify articles for use's beneficial effect is the same with above-mentioned air cock, no longer gives unnecessary details here.

Drawings

FIG. 1 is a structural diagram of an air faucet in an embodiment of the present invention;

FIG. 2 is an exploded view of an air faucet according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of an air faucet according to an embodiment of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a diagram of the valve seat and valve cover according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view of a valve seat and valve cover in an embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 6 at B;

FIG. 8 is a diagram illustrating a movable member according to an embodiment of the present invention;

FIG. 9 is an exploded view of the movable member of an embodiment of the present invention;

fig. 10 is a structural view of a valve housing in an embodiment of the present invention;

fig. 11 is a cross-sectional view of a valve sleeve in an embodiment of the present invention.

Description of reference numerals:

1-valve seat, 11-first cavity, 12-valve plate, 13-air hole, 14-rod passing hole, 15-clamping rib, 16-first sealing rib, 17-second sealing rib, 18-positioning rib, 21-first sealing sheet, 22-second sealing sheet, 23-movable rod, 231-first clamping groove, 232-second clamping groove, 233-guide part, 24-first bolt, 25-second bolt, 3-valve sleeve, 31-first connecting sheet, 32-connecting ring, 33-second cavity, 34-supporting plate, 35-through hole, 36-positioning groove, 37-blocking rib, 38-limiting hole, 4-valve cover, 41-second connecting sheet, 42-cover surface and 43-plug body.

Detailed Description

In the description of the present invention, it should be noted that terms such as "upper", "lower", "front", "rear", "left", "right", etc. in the embodiments indicate terms of orientation, and are only used for simplifying the description of positional relationships based on the drawings of the specification, and do not represent that the elements, devices, etc. indicated must be operated according to the specific orientation and defined operation and method, configuration in the specification, and such terms of orientation do not constitute limitations of the present invention.

The utility model discloses a be provided with coordinate system XYZ in the drawing of embodiment, wherein X's forward represents the place ahead, and X's backward represents the rear, and Y's forward represents the top, and Y's backward represents the below, and Z's forward represents the left, and Z's backward represents rightly.

In the description of the present invention, it should be noted that the terms "first" and "second" mentioned in the embodiments of the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

An embodiment of the utility model provides an air cock is applicable to inflatable articles for use such as inflatable pillow, inflatable packer, inflatable bed.

As shown in fig. 1 to 11, the air faucet of the present embodiment includes a valve seat 1, a valve sleeve 3 and a valve cover 4, the valve sleeve 3 is used for being installed on an air outlet of an inflatable article, the valve sleeve 3 is sleeved outside the valve seat 1 to protect the valve seat 1, and the valve seat 1 can be replaced when damaged, so that the cost is saved; the valve seat 1 can switch between an inflation state and an exhaust state and is used for realizing inflation and deflation operations of the inflatable article, external gas can enter the inflatable article through the air nozzle when the valve seat 1 is in the inflation state, and gas in the inflatable article can be discharged outwards through the air nozzle when the valve seat 1 is in the exhaust state; the valve cover 4 is used for covering the opening part of the valve seat 1, protecting the valve seat 1, enhancing the sealing performance of the air faucet and preventing gas leakage.

In other embodiments, the air faucet may only include one valve seat 1, and the valve seat 1 is directly mounted on the air outlet of the inflatable article, so that the inflation or the air exhaust of the inflatable article can be realized; the air tap can also consist of a valve seat 1 and a valve sleeve 3; the air faucet can also be composed of a valve seat 1 and a valve cover 4.

As shown in fig. 1 to 6, the air faucet includes a first connecting piece 31, a connecting ring 32 and a second connecting piece 41. The two ends of the first connecting piece 31 are respectively connected with the valve seat 1 and the connecting ring 32, and the connecting ring 32 can be sleeved on the valve sleeve 3 to prevent parts from being lost. The two ends of the second connecting sheet 41 are respectively connected with the valve seat 1 and the valve cover 4. The first connecting piece 31 has a groove structure in the middle to facilitate the folding of the first connecting piece 31 to assemble and connect the valve seat 1 with the valve housing 3. The middle part of the second connecting piece 41 is provided with a groove structure, so that the second connecting piece 41 can be folded conveniently, and the valve cover 4 is covered on the valve seat 1.

In other embodiments, the valve seat 1 and the valve sleeve 3 may be connected by the first connecting piece 31, and the valve seat 1, the valve sleeve 3 and the valve cover 4 are an integrated structure to prevent parts from being lost. Or the valve seat 1 is detachably connected with the valve sleeve 3 and the valve cover 4, so that parts can be replaced conveniently.

Referring to fig. 1 to 7, the valve seat 1 is cylindrical, a valve plate 12 is disposed at a lower portion of the valve seat, and a space above the valve plate 12 is a first cavity 11. The valve plate 12 has a hollow-out air hole 13 for the gas to flow through. Valve gap 4 includes capping 42 and cock body, and the size of cock body corresponds with first cavity 11, and valve gap 4 can cover the upper portion opening of disk seat 1, and the cock body gets into first cavity 11 and laminates with the inner wall of disk seat 1, and capping 42 seals the opening of disk seat 1, plays sealed guard action. When the air tap needs to be inflated and deflated, the valve cover 4 needs to be opened first, and then the subsequent operation is carried out.

Referring to fig. 10 and 11, the valve housing 3 has a cylindrical shape, and a support plate 34 is provided at the bottom thereof, and the support plate 34 is provided with a plurality of through holes 35 for allowing gas to pass therethrough. The space above the support plate 34 is a second cavity 33, and when the valve seat 1 is assembled with the valve housing 3, the valve seat 1 enters the second cavity 33 to be connected with the valve housing 3 in a positioning manner. The inner wall of the valve housing 3 is provided with a positioning groove 36, as shown in fig. 5 and 7, the outer wall of the valve seat 1 is provided with a raised positioning rib 18, when the valve seat 1 is assembled with the valve housing 3, the positioning rib 18 enters the positioning groove 36 to define the installation position of the valve seat 1, so that the valve seat 1 is installed in the second cavity 33.

The inner wall of valve barrel 3 still is equipped with bellied fender muscle 37, and when valve seat 1 assembled with valve barrel 3, 1 bottoms of valve seat offset with fender muscle 37, and fender muscle 37 plays and supports limiting displacement, avoids 1 mounted position of valve seat to excessively lean on down, plugs up through-hole 35.

As shown in fig. 2 to 4, the valve seat 1 includes a first seal piece 21, a second seal piece 22, and a movable member. The movable part is connected with the first sealing sheet 21 and the second sealing sheet 22 and used for driving the first sealing sheet 21 and the second sealing sheet 22 to synchronously move up and down. A first sealing disc 21 is arranged on the upper side of the valve plate 12, which is movable in the space above the valve plate 12, and a second sealing disc 22 is arranged on the lower side of the valve plate 12, which is movable in the space below the valve plate 12. The first sealing piece 21 and the second sealing piece 22 are both made of elastic materials and have good deformation performance.

When the movable part drives the first sealing sheet 21 and the second sealing sheet 22 to move downwards to the lowest position, the first sealing sheet 21 abuts against the valve plate 12 to seal the air hole 13 from the upper side, the second sealing sheet 22 is far away from the valve plate 12, and air flow can enter the air hole 13 from the lower side of the air hole 13. At the moment, the air tap is in an exhaust state, the gas in the inflatable article enters the air hole 13 from the lower part of the air hole 13 and blows the first sealing sheet 21, the first sealing sheet 21 deforms under the action of airflow, the air hole 13 is opened, and the gas flows out from bottom to top; and when the external gas flows to the inside of the inflatable article, the gas enters the valve seat 1 from the upper part and pushes the first sealing sheet 21 to be tightly abutted against the valve plate 12, at the moment, the first sealing sheet 21 seals the air hole 13, the external gas cannot enter the inflatable article through the air hole 13, so that the air faucet can only give vent to air in one direction, the gas in the inflatable article can be quickly completely emptied, and the exhaust efficiency is improved.

When the movable part drives the first sealing sheet 21 and the second sealing sheet 22 to move upwards to the highest position, the first sealing sheet 21 is far away from the valve plate 12, the second sealing sheet 22 is abutted against the valve plate 12, the air hole 13 is sealed from the bottom, and air flow can enter the air hole 13 from the upper part of the air hole 13. At the moment, the air faucet is in an inflation state, external air enters the air hole 13 from the upper part of the air hole 13 and blows the second sealing piece 22, the second sealing piece 22 deforms under the action of airflow, the air hole 13 is opened, and the air flows into an inflatable article from top to bottom; when the gas in the inflatable article flows outwards, the gas enters the valve seat 1 from the lower part and pushes the second sealing sheet 22 to be tightly abutted to the valve plate 12, at the moment, the second sealing sheet 22 seals the air hole 13, and the gas in the inflatable article cannot flow out through the air hole 13, so that the gas nozzle can only admit gas in a single direction, the internal gas leakage is prevented, and the gas quantity of the inflatable article is ensured to be sufficient.

Further, as shown in fig. 4 and 7, the upper surface of the valve plate 12 is provided with a raised annular first sealing rib 16, and the lower surface of the valve plate 12 is provided with a raised annular second sealing rib 17. The air cock is under exhaust state, first gasket 21 and the contact of first sealed muscle 16, and outside gas can extrude first gasket 21 during the inward flow, makes first gasket 21 closely offset with first sealed muscle 16, and the sealed effect of linear contact is better, prevents that outside air current from flowing into to aerify the articles for use inside. The air cock is under the inflation state, and the contact of second gasket 22 and the sealed muscle 17 of second can extrude second gasket 22 when aerifing the inside gas of articles for use and outwards flowing, makes second gasket 22 closely offset with the sealed muscle 17 of second, and the sealed effect of linear contact is better, prevents that inside gas from spilling.

As shown in fig. 8 and 9, the movable member includes a movable rod 23, a first latch 24, and a second latch 25. The first latch 24 is detachably connected to the upper portion of the movable rod 23 and clamps and fixes the first seal piece 21. The second latch 25 is detachably connected to the lower portion of the movable rod 23 and clamps and fixes the second sealing piece 22. The gasket is the vulnerable part, fixes the gasket on movable rod 23 through the bolt, easy dismounting, changes when the gasket of being convenient for damages.

Referring to fig. 2 to 7, the middle of the valve plate 12 is provided with a rod passing hole 14, the movable rod 23 passes through the rod passing hole 14, the upper end of the movable rod 23 is located above the valve plate 12, the lower end of the movable rod is located below the valve plate 12, the movable rod 23 can move up and down along the rod passing hole 14, and when the movable rod 23 moves, the movable rod drives the first sealing piece 21 and the second sealing piece 22 to move synchronously, so that the air nozzle is rapidly switched to the air charging and discharging state.

The inner wall of the rod passing hole 14 is provided with a raised clamping rib 15 for limiting the position of the movable rod 23, and the movable rod 23 is provided with a first clamping groove 231 and a second clamping groove 232 which can be matched with the clamping rib 15. The air cock is in the exhaust state, and movable rod 23 moves down to the lowest position, and first gasket 21 supports against with valve plate 12 and seals the gas pocket 13 from the upside, and card muscle 15 gets into first draw-in groove 231, and the limited movable rod 23 position avoids movable rod 23 to move up and influences the air cock leakproofness. The air cock is in the gas filled state, and movable rod 23 moves up to the highest position, and second gasket 22 supports against valve plate 12 and seals gas pocket 13 from the downside, and card muscle 15 gets into second draw-in groove 232, and injects movable rod 23 position, avoids movable rod 23 to move down and influences the air cock leakproofness.

Further, the movable lever 23 has a guide portion 233 in the middle, and the guide portion 233 is located between the first catching groove 231 and the second catching groove 232. The outer surface of the guide part 233 is a circular ring surface, so that the rib 37 is separated from the first slot 231 or the second slot 232, the air nozzle is switched between the inflation and deflation states, and the movable rod 23 is prevented from being locked.

Further, as shown in fig. 10 and 11, a limiting hole 38 is formed in the middle of the supporting plate 34 of the valve housing 3 for limiting the downward movement position of the movable rod 23. When the movable rod 23 moves downwards to the lowest position, the second pin 25 partially enters the limiting hole 38 and is blocked by the wall surface around the limiting hole 38, and cannot move downwards continuously, at this time, a certain gap is formed between the second sealing sheet 22 and the supporting plate 34, the second sealing sheet 22 cannot seal the through hole 35, and air flow can freely pass through the through hole 35.

The air tap that uses this embodiment to provide can switch the gassing state of filling of aerifing the articles for use, realizes one-way aerifing or one-way exhaust, and concrete operation mode is as follows:

when needing to exhaust, open valve gap 4, move down movable rod 23 to the lowest position, the card muscle 15 of valve plate 12 gets into first draw-in groove 231, and first gasket 21 offsets with valve plate 12, seals gas pocket 13 from the upside, and valve plate 12 is kept away from to second gasket 22. Aerify the inside air current of articles for use and from up getting into the air cock down, the air current can make first gasket 21 warp and open gas pocket 13, realizes that exhaust passage switches on, when not exhausting the air current, outside gas can extrude first sealed, makes first gasket 21 and valve plate 12 laminating, seals gas pocket 13, and outside gas can not get into and aerify articles for use inside for the air cock can only one-way give vent to anger under exhaust state, can be fast with the gaseous evacuation completely of inside.

When needing to aerify, move up movable rod 23 to the highest position, the card muscle 15 of valve plate 12 gets into second draw-in groove 232, and first gasket 21 keeps away from with valve plate 12, and second gasket 22 offsets with valve plate 12, seals gas pocket 13 from the downside. Outside air current gets into the air cock from the top down, and the air current can make first gasket 21 warp and open gas pocket 13, realizes that inflation channel switches on, and when not having the air current of inflating, the inside gas of inflatable articles for use can make second gasket 22 and valve plate 12 laminating, seals gas pocket 13, and inside gas can not outwards flow for the air cock can only one-way admit air under the air state. The air faucet self-sealing after inflating can prevent gas leakage, guarantees that the air volume of the inflatable articles is sufficient, does not need to switch the position of the movable rod 23 again, can cover the valve cover 4 tightly, can directly inflate without changing the state of the air faucet during re-inflation, and is convenient to operate.

The air cock design benefit that above-mentioned embodiment provided, each part cooperation is exquisite, and is sealed reliable, has improved the sealing performance of inflatable articles for use and has filled the gassing convenience by a wide margin, has very high practical value.

The embodiment of the utility model also provides an aerify articles for use, aerify articles for use can be aerify pillow, inflatable mattress, aerify sofa, aerify tent etc. aerify and installed the air cock in the above-mentioned embodiment on the articles for use for the control aerifys articles for use's the operation of inflating and deflating. The air faucet can quickly switch the inflation state and the exhaust state through the movement of the movable part, the air faucet can only unidirectionally admit air in the inflation state, gas leakage is prevented, the gas quantity of the inflatable article is sufficient, the air faucet can only unidirectionally discharge air in the exhaust state, the gas in the inflatable article can be quickly and completely emptied, and the inflation and deflation efficiency is improved.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims (10)

1. An air faucet is characterized by comprising

A valve seat (1), the valve seat (1) comprising a first cavity (11) and a valve plate (12), the valve plate (12) having an air hole (13);

a first sealing sheet (21), the first sealing sheet (21) is positioned at the upper side of the valve plate (12) and is used for closing the air hole (13) from the upper side of the valve plate (12);

a second sealing sheet (22), wherein the second sealing sheet (22) is positioned at the lower side of the valve plate (12) and is used for closing the air hole (13) from the lower side of the valve plate (12);

and the movable part is used for driving the first sealing piece (21) and the second sealing piece (22) to synchronously move up and down.

2. The nozzle according to claim 1, wherein the valve plate (12) has a rod passing hole (14), the movable member comprises a movable rod (23), the movable rod (23) passes through the rod passing hole (14), and the first sealing piece (21) and the second sealing piece (22) are connected with the movable rod (23).

3. The air faucet of claim 2, wherein a raised rib (15) is disposed on an inner wall of the rod passing hole (14), the movable rod (23) is provided with a first clamping groove (231) and a second clamping groove (232), when the rib (15) enters the first clamping groove (231) for positioning, the first sealing piece (21) abuts against the valve plate (12) and seals the air hole (13), and when the rib (15) enters the second clamping groove (232) for positioning, the second sealing piece (22) abuts against the valve plate (12) and seals the air hole (13).

4. The air faucet of claim 3, wherein the movable rod (23) comprises a guide portion (233), the guide portion (233) is located between the first slot (231) and the second slot (232), and an outer surface of the guide portion (233) is a circular ring surface.

5. The air faucet of claim 2, characterized in that the movable component comprises a first latch (24) and a second latch (25), the first latch (24) is connected with the upper portion of the movable rod (23), the first latch (24) and the movable rod (23) clamp and fix the first sealing piece (21), the second latch (25) is connected with the lower portion of the movable rod (23), and the second latch (25) and the movable rod (23) clamp and fix the second sealing piece (22).

6. A nozzle according to claim 1, wherein the upper surface of said valve plate (12) is provided with a raised annular first sealing rib (16), and the lower surface of said valve plate (12) is provided with a raised annular second sealing rib (17).

7. The air faucet of any one of claims 1 to 6, further comprising a valve housing (3), wherein the valve housing (3) comprises a second cavity (33) and a support plate (34), the second cavity (33) is used for accommodating the valve seat (1), and the support plate (34) is provided with a hollow through hole (35).

8. The nozzle according to claim 7, characterized in that the inner wall of the valve housing (3) is provided with a positioning groove (36), and the outer wall of the valve seat (1) is provided with a positioning rib (18) corresponding to the positioning groove (36).

9. A tap according to any one of claims 1-6, further comprising a valve cap (4), wherein said valve cap (4) is adapted to cover said valve seat (1).

10. An inflatable article comprising a nozzle as claimed in any of claims 1 to 9.

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