CN212643661U

CN212643661U - Novel English air faucet

Info

Publication number: CN212643661U
Application number: CN202021865815.3U
Authority: CN
Inventors: 朱光
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-03-02
Anticipated expiration: 2030-08-31

Abstract

The invention discloses a novel British air faucet which comprises an air faucet body, a core body, a leather hose and an inner jackscrew, wherein the air faucet body is of a tubular structure, an outer conical surface arranged in the middle section of the outer circular surface of the core body is matched with an inner conical surface arranged in the middle section of an inner hole of the air faucet body, the leather hose is sleeved outside the core body and clamped between the air faucet body and the core body, the inner jackscrew is provided with an external thread matched with an internal thread of the air faucet body, an air vent is arranged in the center of the inner jackscrew, the inner jackscrew and the core body are longitudinally arranged in the air faucet body in the front-back direction, the inner jackscrew is close to the outside, the core body is close to the inside, an air vent is also arranged in the center of the core body.

Description

Novel English air faucet

Technical Field

The invention relates to an inflating valve for products such as tires, balls, life rings, air cushions and the like, which is essentially an air inlet one-way valve, in particular to a novel British air nozzle which can be used for various products with an inflating valve structure.

Background

In modern society, the application of inflation nozzles is very popular, and English type inflation nozzles are one of them, and are commonly used on bicycle inner tubes.

The air tightness of the British air nozzle is inferior to that of the American air nozzle and that of the French air nozzle, and the rubber tube in the British air nozzle is easy to age and lose efficacy, so that air leakage is caused, the application is less and less, and the historical stage is gradually withdrawn.

Disclosure of Invention

Aiming at the defects of poor air tightness and easy aging and failure of a rubber tube of the British air faucet, the inventor invents a novel improved British air faucet through long-term research and test, thoroughly solves the defects of poor air tightness, easy aging and failure of the rubber tube and air leakage of the British air faucet, has the advantage of no air leakage at the moment of pulling out an inflation connector compared with American air faucets and French air faucets, and is particularly suitable for occasions requiring precise inflation pressure or small inflation quantity.

The invention specifically adopts the following scheme:

the utility model provides a novel english formula air cock, includes air cock body, core, leather hose, novel english formula air cock still includes interior jackscrew, and the air cock body is tubular structure, and the internal conical surface phase-match that the external conical surface that the core middle section was equipped with and air cock body hole middle section were equipped with, and the leather hose is made for elastic material, overlaps outside the core and is pressed from both sides between air cock body and core, interior jackscrew be equipped with the internal thread assorted external screw thread of air cock body, and interior jackscrew center is equipped with the air vent, and interior jackscrew and core longitudinal arrangement are in the air cock body around, and interior jackscrew leans on outward, and the core leans on interior, and the core center also is equipped with the air vent and is linked together with the air vent of interior jackscrew, the air vent at core. The leather hose is made of elastic plastic and rubber, usually high-elasticity rubber, silicon rubber, fluororubber and latex.

The inner jackscrew is rotated to move inwards, the outer conical surface of the core body presses the inner conical surface of the air nozzle body to compress the leather hose to form a first air seal.

The novel British air faucet further comprises a sealing cover, and the outer cylindrical surface of the corresponding air faucet body is provided with an external thread matched with the internal thread of the sealing cover.

The sealing cover is internally provided with a circular or annular sealing gasket, the sealing gasket is lined in the sealing cover part and clamped between the air faucet body and the sealing cover, the sealing gasket is made of elastic materials, and the materials for manufacturing the sealing gasket comprise elastic plastics and rubber, usually high-elasticity rubber, silicon rubber and fluororubber. The sealing gasket is in the shape of a circular gasket or an annular gasket.

When the sealing cover is screwed down, the sealing gasket clamped between the air nozzle body and the sealing cover is compressed to form a second air seal.

The surface of the external thread of the air faucet body is coated with elastic sealing materials and is clamped between the external thread of the air faucet body and the internal thread of the sealing cover. The resilient sealing material is typically resilient polytetrafluoroethylene.

When the sealing cover is screwed down, the elastic sealing material clamped between the external thread of the air faucet body and the internal thread of the sealing cover is compressed to form a third air seal.

The air tap body is arranged in a hole formed in the thin wall of the object to be inflated, one end of the inner side of the air tap body is enlarged into a disc shape, and the air tap body and a compression nut sleeved outside the air tap body clamp the thin wall of the object to be inflated together in the middle. The inflated object comprises a tire, a ball, a life buoy, an air cushion ship and a functional air cushion, namely the application object of the novel English air faucet comprises the tire, the ball, the life buoy, the air cushion ship and the functional air cushion. The functional air cushion refers to air cushion articles such as an air mattress, an air cushion and an air cushion shoe.

At least one of the thin wall of the air tap body and the thin wall of the object to be inflated and the compression nut is provided with a sealing spacer. The material of the sealing spacer comprises elastic plastic and rubber, and the sealing spacer is usually high-elasticity rubber, silicon rubber and fluororubber.

The position of the object to be inflated for installing the novel British air faucet can also be designed into a shape of a sleeve which is concave inwards or convex outwards, and the novel British air faucet is inserted into the sleeve to complete the installation of the novel British air faucet.

The outer surface of the tubular part sleeved with the core body and the leather tube is wavy to enhance air tightness, and is provided with at least one radial vent hole; the radial vent holes of the core body are communicated with the central vent hole of the core body; and the port at the outward side of the central vent hole is provided with an internal thread for pulling out the core body.

The cross section shape of the end head at the outer side of the inner jackscrew is sleeved with the shape of the end head of a corresponding tightening tool, and the inner jackscrew is screwed into the inner hole of the air faucet body and the core body is pressed inwards along the axial direction. Specifically, the shape of the internal jackscrew tip comprises an internal square, an internal hexagonal, an external square and an external hexagonal.

The hole part of the outer end head of the air faucet body is not provided with an internal thread, the cross section of the hole part is in an inner hexagonal shape, and the hole part is sleeved with another screwing tool with a corresponding end head in an outer hexagonal shape and used for stopping rotation of the air faucet body when a compression nut is screwed.

The core also can formula structure as an organic whole with interior jackscrew, the outer disc of corresponding core is equipped with the external screw thread with the internal thread assorted of air cock body, under this kind of condition, novel english formula air cock can only form one atmoseal structure.

The invention has the advantages that:

1. compared with the traditional British air faucet, the novel British air faucet has three air seals from inside to outside, and is better in air tightness.

2. The leather hose, the sealing gasket and the sealing spacer are made of high-elasticity rubber, silicon rubber or fluororubber and the like, and are not easy to age and lose efficacy.

3. Compared with American air nozzles and French air nozzles, the novel air nozzle has the advantage that air does not escape at the moment when the inflation connector is pulled out, and is particularly suitable for occasions with accurate inflation pressure requirements or small inflation quantity.

4. The invention has the advantages of light structure, reliable work, simple corresponding manufacturing process and low cost, and is convenient for large-scale production and popularization and use.

Drawings

FIG. 1 is a cross-sectional view of the novel British air faucet of the present invention.

FIG. 2 is a view showing the configuration of an inner terminal of the present invention in the form of an outer terminal of an external counterpart.

Fig. 3 is a structural view of an internal terminal profile of the present invention having an end in the shape of an internal hexagon.

In the figure: 1. an air tap body; 2. a core body; 3. a leather hose; 4. internally jacking a screw; 5. sealing the cover; 6. a gasket; 7. a thin wall of the inflated object; 8. a compression nut; 9. and sealing the spacer.

Detailed Description

The following further describes embodiments of the present invention with reference to the accompanying drawings:

as shown in FIG. 1, the novel British air faucet of the present invention is shown in a cross-sectional view of its internal structure.

The novel British air faucet mainly comprises an air faucet body 1, a core body 2, a leather hose 3, an inner jackscrew 4, a sealing cover 5, a sealing gasket 6, a compression nut 8 and a sealing spacer 9.

The air tap body 1 is arranged in a hole formed in the thin wall 7 of the object to be inflated, one end of the inner side of the air tap body 1 is enlarged into a disc shape, and the air tap body and a compression nut 8 sleeved outside the air tap body clamp the thin wall 7 of the object to be inflated together in the middle.

As shown in fig. 2, the shape of the end of the present invention is shown by the external structure of the internal terminal wires 4 of the external opposite side.

The external square end of the internal jackscrew 4 is sleeved with a screwing tool with the shape of the end being an internal counterpart so as to conveniently screw the internal jackscrew 4 into the internal thread hole of the air faucet body 1.

As shown in fig. 3, the external structure of the internal jackscrew 4 with the end shape of the internal hexagon is shown.

The end of the inner hexagonal shape of the inner jackscrew 4 is sleeved with a screwing tool with the end in the shape of an outer hexagonal shape, and the inner jackscrew 4 is conveniently screwed into the inner threaded hole of the air faucet body 1.

The specific embodiment of the invention is as follows:

the first embodiment is as follows: as shown in FIG. 1, the present invention relates to a novel British air faucet.

In this embodiment, the air faucet body 1 is installed in a hole formed in the thin wall 7 of the object to be inflated, one end of the inner side of the air faucet body 1 is enlarged into a disc shape, and the air faucet body and a compression nut 8 sleeved outside the air faucet body clamp the thin wall 7 of the object to be inflated together; the thin wall 7 of the inflated object is provided with sealing spacers 9 on both sides. The internal thread and the external thread of the air faucet body 1 are reverse threads, so that the compression nut 8 can be screwed or loosened conveniently.

The surface of the external thread of the air faucet body 1 is coated with an elastic sealing material and is clamped between the external thread of the air faucet body 1 and the internal thread of the sealing cover 5, the elastic sealing material is elastic polytetrafluoroethylene, and is omitted in fig. 1 and not shown.

The outer surface of the tubular part of the core body 2 which is sleeved with the leather tube 3 is wave-shaped to enhance air tightness, and a pair of symmetrical radial vent holes are formed. The radial vent holes of the core body 2 are communicated with the central vent hole thereof. The outward port of the central vent hole is provided with an internal thread for pulling out the core body 2, which is omitted in fig. 1 and is not shown.

The inner jackscrew 4 is rotated to move inwards, the outer conical surface of the core body 2 presses the inner conical surface of the air nozzle body 1 to compress the leather hose 3 to form a first air seal.

When the cover 5 is screwed, the sealing gasket 6 sandwiched between the air faucet body 1 and the cover 5 is compressed to form a second air seal.

When the cap 5 is tightened, the elastic sealing material sandwiched between the external thread of the air faucet body 1 and the internal thread of the cap 5 is compressed to form a third air seal.

The leather hose 3 in the embodiment is made of silicon rubber, so that the leather hose is not easy to age and lose efficacy; the sealing gasket 6 and the sealing spacer 9 are made of high-elasticity rubber or fluororubber, and have good sealing performance.

The cross section shape of the end of the outer side of the inner jackscrew 4 is matched with the end shape of a corresponding tightening tool, and the inner jackscrew 4 is screwed into the inner hole of the air faucet body 1 and used for compressing the core body 2 inwards along the axial direction. In this embodiment, the tip of the inner jackscrew 4 has an inner hexagonal shape, and the tip of the corresponding tightening tool has an outer hexagonal shape that can be fitted into the inner hexagonal shape.

The orifice part of the outer end head of the air faucet body 1 is not provided with an internal thread, the cross section of the orifice part is in an inner hexagonal shape, and the orifice part is sleeved with another corresponding screwing tool with an end head in an outer hexagonal shape and used for stopping rotation of the air faucet body 1 when a compression nut 8 is screwed, and the internal thread is omitted in fig. 1 and is not shown.

The novel english formula air cock of this embodiment compares in traditional english formula air cock, and from inside to outside totally three way atmoseal, and the gas tightness is better.

Compared with American air nozzles and French air nozzles, the novel English air nozzle has the advantage that air cannot escape instantly when the air inflation connector is pulled out, and is particularly suitable for occasions requiring accuracy on inflation pressure or small inflation quantity.

The above-mentioned embodiments are only for convenience of illustration and are not intended to limit the invention in any way, and those skilled in the art will be able to make modifications and equivalents of the disclosed embodiments without departing from the technical scope of the invention.

Claims

1. The utility model provides a novel english formula air cock, includes air cock body (1), core (2), leather hose (3), its characterized in that: novel english formula air cock still includes interior jackscrew (4), air cock body (1) is the tubular structure, the ectoconical surface that outer disc middle section of core (2) was equipped with and the interior conical surface phase-match that air cock body (1) hole middle section was equipped with, leather hose (3) cover outside core (2) and by being pressed from both sides between air cock body (1) and core (2), interior jackscrew (4) are equipped with the internal thread assorted external screw thread with air cock body (1), interior jackscrew (4) center is equipped with the air vent, longitudinal arrangement is in air cock body (1) around interior jackscrew (4) and core (2), interior jackscrew (4) lean on outward, core (2) are leaned on interior, core (2) center also is equipped with the air vent and is linked together with the air vent of interior jackscrew (4), the air vent at core (2) center is wrapped up and is sealed by leather hose (3).

2. The novel British air faucet of claim 1, wherein: the novel British air faucet comprises a sealing cover (5), and an external cylindrical surface of the corresponding air faucet body (1) is provided with an external thread matched with an internal thread of the sealing cover (5).

3. The novel British air faucet of claim 2, wherein: a circular or annular sealing gasket (6) is arranged in the sealing cover (5), and the sealing gasket (6) is lined at the bottom of the sealing cover (5) and clamped between the air nozzle body (1) and the sealing cover (5).

4. The novel British air faucet of claim 3, wherein: the surface of the external thread of the air faucet body (1) is coated with elastic sealing materials and is clamped between the external thread of the air faucet body (1) and the internal thread of the sealing cover (5).

5. The novel British air faucet of claim 4, wherein: the air tap body (1) is arranged in a hole formed in the thin wall (7) of the object to be inflated, one end of the inner side of the air tap body (1) is enlarged into a disc shape, and the air tap body and a compression nut (8) sleeved outside the air tap body clamp the thin wall (7) of the object to be inflated together in the middle.

6. The novel British air faucet of claim 5, wherein: at least one of the thin wall (7) of the inflated object and the pressure nut (8) is provided with a sealing spacer (9).

7. The novel British air faucet of claim 6, wherein: the core body (2) and the leather hose (3) are sleeved in a tubular part, the outer surface of the tubular part is wavy and is provided with at least one radial vent hole, the radial vent hole of the core body (2) is communicated with the central vent hole of the core body, and an internal thread for pulling out the core body (2) is arranged at the port of the outward side of the central vent hole.

8. The novel British air faucet of claim 7, wherein: the cross section shape of the end head at the outer side of the inner jackscrew (4) is matched with the shape of the end head of a corresponding tightening tool.

9. The novel British air faucet of claim 8, wherein: the orifice part of the outer end of the air tap body (1) is not provided with internal threads, the cross section of the orifice part is in an inner hexagonal shape, and the orifice part is sleeved with another screwing tool of which the corresponding end is in an outer hexagonal shape.

10. The novel British air faucet of claim 9, wherein: core (2) and interior jackscrew (4) formula structure as an organic whole, the outer disc of corresponding core (2) is equipped with the external screw thread with the internal thread assorted of air cock body (1).