JP3245728U - General purpose air valve for portable air pump - Google Patents

Abstract

The present invention provides a general-purpose air valve for a portable air pump, which has a smaller overall volume and is more portable. [Solution] An air valve main body 1, and a first connecting part for accommodating an American-style air valve and a second connecting part for accommodating a French-style air valve, which communicate with each other on one side facing the connector of the air valve main body. and a second sealing member 3 provided with. Not only can it inflate with an air tube 5, but it can also inflate without connecting to an air tube, and can simultaneously handle tires with American-style air valves and tires with French-style air valves. When inflating different air valves, there is no need to replace or arrange other adapters, and the inflating operation can be realized quickly and flexibly. [Selection diagram] Figure 1

Description

This utility model relates to the field of air pump air valve technology, particularly to a general-purpose air valve for portable air pumps.

Currently, most bicycle tires adopt pneumatic tire designs, regardless of whether they are mountain bikes, road bikes, or other light home bikes. The two most common air valve designs used in mainstream air tires on the market are:
American style air valve and French style air valve with different interface designs.

To inflate using two air valves, conventional designs mostly combine an air pump body and an air tube (with an American style air valve adapter head). Such an air pump can be used as is with a US-style air valve, and in order to connect it to a Presta-style air valve and inject air, use a Presta-style air valve conversion adapter to attach it to the Presta-style air valve, and convert the Presta-style air valve into a US-style air valve. After converting it to an interface shape, it is necessary to use an air pump to connect it with the converted American-style air valve to inflate it.

When using such air valves, it is necessary to convert the connector, so the volume of the parts and accessories used is large, making it difficult to carry around when going out, and in some special cases, it is difficult to carry it around without an air tube. I can't inflate the tires.

In order to solve the above-mentioned conventional technology, the present utility model includes an air valve main body comprising an adapter and a connector for communicating with an air tube;
a second sealing member provided on one side of the air valve main body near the connector and for communicating the air valve main body and the exhaust port of the air pump main body,
The second sealing members are in communication with each other on one side facing the air valve main body adapter.
A universal air valve for a portable air pump is provided, which is provided with a first connection for accommodating an American-style air valve and a second connection for accommodating a French-style air valve.

In one embodiment, the air valve main body has a first connection mechanism, and the air valve main body is removably connected to the air pump main body through the first connection mechanism.

In one embodiment, the air valve main body has a second connection mechanism, and the air valve main body is removably connected to the air tube through the second connection mechanism.

In one embodiment, the first connection mechanism and/or the second connection mechanism includes a threaded connection mechanism, a snap-on mechanism, and a concave-convex fit mechanism.

In one embodiment, the first connection mechanism includes a male thread structure provided on the air valve main body, and the male thread structure is threadedly connected to the air pump main body.

In one embodiment, the second connection mechanism includes a female thread structure provided on the main body of the air valve, and the female thread structure is threadedly connected to correspond to the air tube.

In one embodiment, the air valve-based connector is provided with a third mounting portion, and the third
At least a portion of the attachment portion is recessed toward one side where the adapter is present, and at least a portion of the second sealing member is restrained within the third attachment portion.

In one embodiment, the air valve-based adapter is provided with a fourth mounting portion, and the air valve-based adapter is provided with a fourth mounting portion.
At least a portion of the attachment portion is recessed toward one side where the connector is present, and at least a portion of the air tube is restrained within the fourth attachment portion.

In one embodiment, the third attachment part and the fourth attachment part are coaxially provided.

In one embodiment, the second connection part is further provided with a diagonal cut or a sunk structure on one side away from the first connection part.

In one embodiment, a first step structure is formed from the fourth mounting portion and the female thread structure, and a radial size of a space surrounded by the fourth mounting portion is equal to a size of a space surrounded by the female thread structure. The radial size of the space is greater than or equal to the radial size of the space.

In one embodiment, a second step structure is formed from the third mounting part and the female thread structure, and the radial size of the space surrounded by the third mounting part is equal to the size of the space surrounded by the female thread structure. larger than the radial size of the space.

In one embodiment, a general-purpose air valve for a portable air pump is installed in the fourth mounting part, and when the air tube is connected to the air valve main body, the air valve is crimped between the air tube and the air valve main body. The device further includes a first sealing member disposed as a first sealing member.

In one embodiment, the first connection part and the second connection part of the second sealing member are sequentially provided along the axis of the second sealing member.

In one embodiment, the first connection part and the second connection part are coaxially provided.

In one embodiment, a general-purpose air valve for a portable air pump is provided at least partially within the air valve main body and/or the second sealing member, and one end closer to the air valve main body is joined to a US-style air valve. It further includes a US-style air valve thimble used for.

In one embodiment, a non-slip part is further provided on the outer surface of the main body of the air valve, and the non-slip part includes a concave structure and a convex structure.

In one embodiment, the recess structure and the protrusion structure of the anti-slip portion are arranged at intervals in order in the circumferential direction of the main body of the air valve.

The beneficial effect of this utility model is that the general-purpose air valve for portable air pump provided in this application not only realizes inflation with an air tube, but also realizes inflation without connecting to an air tube. , and can accommodate tires with American-style air valves and tires with French-style air valves at the same time, and when inflating two different air valves, there is no need to replace or arrange other adapters, and the inflation operation is simple. It can be realized quickly and flexibly, has a smaller overall volume, and is more portable.

FIG. 1 is an exploded view of a general-purpose air valve for a portable air pump provided in this utility model. FIG. 2 is an assembled cross-sectional schematic diagram of a general-purpose air valve for a portable air pump provided in this utility model. FIG. 3 is an exploded view of another general-purpose air valve for a portable air pump provided in this utility model. FIG. 4 is an assembled cross-sectional schematic diagram of another general-purpose air valve for a portable air pump provided in this utility model. FIG. 5 is an exploded view of another general-purpose air valve for a portable air pump provided in this utility model. FIG. 6 is an assembled cross-sectional schematic diagram of another general-purpose air valve for a portable air pump provided in this utility model. FIG. 7 is a schematic cross-sectional view of the main body of the air valve provided in this utility model. FIG. 8 is a schematic cross-sectional view of the second sealing member provided in this utility model.

Hereinafter, with reference to the drawings in the embodiments of this utility model, the technical solutions in the embodiments of this utility model will be clearly and completely explained, and clearly, the described embodiments are part of the implementation of this utility model. This is an example only and is not an exhaustive implementation. Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without any creative work fall within the protection scope of this utility model.

Most mountain bikes, road bikes, and other lightweight bicycles for home use use pneumatic tires. The common air tires on the market can be connected to the air pump through two common air valves, the common air valves are American style air valve 6 and French style air valve 7 with different interface designs, below: , abbreviated as American style air valve and French style air valve.

In order to inflate the two air valves, conventional designs mostly combine an air pump body 4 and an air tube 5. Such an air pump can directly correspond to the American type air valve 6 in a tire. To inflate a tire with a Presta style air valve 7, use a Presta style air valve conversion adapter to attach the Presta style air valve 7 to the tire.
It is necessary to install the French air valve 7 to the interface shape of the American air valve 6, and then connect the air tube 5 in the air pump main body 4 to the converted American air valve 6 to inflate the tire. .

When using such an air valve, it is necessary to convert the connector, so the volume of the parts and accessories used is large, making it difficult to carry around when going out, and in some special cases, it is difficult to carry it around without the air tube 5. I can't inflate the tires.

Therefore, in order to solve the above technical problems, the present application provides a general-purpose air valve for a portable air pump.

Referring to FIGS. 1 to 6, the general-purpose air valve for a portable air pump includes an air valve main body 1 comprising an adapter 11 for communicating with an air tube 5 and a connector 15, and a connector 15 of the air valve main body 1. a second sealing member 3 provided on one side and for communicating the air valve main body 1 and the exhaust port of the air pump main body 4;
The second sealing member 3 has, on one side of the air valve main body 1 facing the adapter 11, a first connecting portion 31 for accommodating the American-style air valve 6 and a first connecting portion 31 for accommodating the French-style air valve 7, which communicate with each other. A second connecting portion 32 is provided.

It is easy to understand that when the portable air pump general air valve provided in this application is used to connect the air pump main body 4, the second sealing member 3 is connected to the air valve main body 1 and the air pump main body 4.
It is installed between the exhaust ports of the First, the second sealing member 3 may be crimped to the exhaust port of the air pump main body 4 by the air valve main body 1, and when air is introduced, the second sealing member 3 can effectively seal the connection position between the two. can be guaranteed. Next, the second sealing member 3 can correspond to two different air valves at the same time, the American style air valve can correspond to the first connection part 31 of the second sealing member 3, and the French style air valve can correspond to the second connection portion 32 of the second sealing member 3 .

To further understand with reference to FIG. 8, it is possible to inflate with an air tube 5 during use, and the specific operation is to connect the air valve main body 1 to the air tube 5, and connect the air valve main body 1 to the air pump main body. 4 and start the air pump, air pumping can be achieved. More specifically, when the air tube 5 is used to inflate a tire equipped with an American-style air valve, the portable air pump general-purpose air valve further includes an American-style air valve thimble 8, and at least one of the American-style air valve thimble 8 A portion is provided in the air valve main body 1 and/or the second sealing member 3, and one end of the American-style air valve thimble 8 closer to the air valve main body 1 is used for joining with the American-style air valve 6. When inflating the tire, the American-style air valve of the tire comes into contact with the American-style air valve thimble 8, and air can be injected.

In a preferred embodiment, the first connection part 31 and the second connection part 32 of the second sealing member 3
are provided in order along the axis of the second sealing member 3, and the first connecting portion 31 and the second connecting portion 32 are provided coaxially. By making the second sealing member 3 more uniform, the forces it receives during use are more evenly distributed and the overall strength is more stable. More specifically, in order to attach the US-style air valve thimble 8, the second connecting part 32 has a sunken platform (step) structure or a diagonal cut with a chamfer on one side away from the first connecting part 31. Further provided.

By using the general-purpose air valve for a portable air pump provided in this application, it is possible to inflate even when the air tube 5 is not used.
Referring to FIGS. 3 and 4, when in use, the general-purpose air valve for the portable air pump is connected to the Presta-type air valve, and the Presta-type air valve of the tire is press-fitted into the second sealing member 3, and is tightly attached to the second sealing member 3. Specifically, the presta air valve is brought into close contact with the second connection part 32 of the second sealing member 3, and is electrically connected by the action of the pressure released from the air pump main body 4, and further, the air pump main body 4 is activated. to operate the air pump.

By using the general-purpose air valve for a portable air pump provided in this application, it is possible to inflate air even when the air tube 5 is not used. Taking a tire with a US-style air valve as an example, see FIGS. 5 to 6. Then, when in use, the American-style air valve thimble 8 is placed in the general-purpose air valve, the American-style air valve of the tire is press-fitted into the first connecting part 31 of the second sealing member 3, and the American-style air valve is inserted into the first connecting part 31. The American-style air valve thimble 8 connects the American-style air valve and the air pump main body 4 to achieve sealing, and further activates the air pump main body 4 to operate the air pump.

What is easy to understand is that the general-purpose air valve for a portable air pump provided in this application not only realizes inflation with an air tube 5, but also realizes inflation without being connected to the air tube 5, and It can handle tires with American-style air valves and tires with French-style air valves at the same time, and when inflating two different air valves, there is no need to replace or arrange other adapters, making the inflation operation quick and easy. It can be realized flexibly, its overall volume is smaller, and its portability is higher.

The second sealing member 3 is a member having a certain degree of elasticity, and may be a sealing member manufactured from a rubber material.

Of course, it is necessary to ensure a firm connection between the air tube 5, the air valve body 1 and the air pump body 4 to ensure no interruptions during the inflation process. Therefore, referring to FIG. 7, in the present application, in the general-purpose air valve for a portable air pump, the air valve body 1 has a first connection mechanism, and the air valve body 1 connects the air valve body 1 to the air valve through the first connection mechanism. The first connection mechanism includes a screw connection mechanism, a snap-on mechanism, and a concave-convex fitting mechanism, and as shown in FIG. For example, the first connection mechanism includes a male screw structure 16 provided on the air valve main body 1 , and the male thread structure 16 is threadedly connected to the air pump main body 4 . The screw connection improves connection stability and closure between the air pump main body 4 and the air valve main body 1.

Of course, the air valve main body 1 may have a second connection mechanism, and the air valve main body 1 is removably connected to the air tube 5 via the second connection mechanism, and the air valve main body 1 is detachably connected to the air tube 5 through the second connection mechanism. includes a screw connection mechanism, a snap-on mechanism, and a concave-convex fitting mechanism, and the second connection mechanism includes a female thread structure 13 provided on the air valve main body 1, and the female thread structure 13 corresponds to the air tube 5. Connected with screws. The screw connection improves connection stability and closure between the air valve main body 1 and the air tube 5.

Furthermore, the connector 15 of the air valve main body 1 is provided with a third mounting part 14, and at least a part of the third mounting part 14 is recessed toward one side where the adapter 11 is present, and the second
At least a portion of the sealing member 3 is restrained within the third attachment portion 14 . What is easy to understand is
The third mounting portion 14 may be a groove, and the depth of the groove is smaller than the thickness of the second sealing member 3, and the second sealing member 3 is connected to the air valve main body 1 and the air pump main body 4. When the air pump main body 4 is crimped between the first connecting portion 31 and the second connecting portion 31 of the second sealing member 3,
By conducting gas to the air valve main body 1 through the connecting part 32 and increasing the contact area between the second sealing member 3 and the air valve main body 1, airtightness between the air valve main body 1 and the air pump main body 4 is improved. Guarantee effectively.

More specifically, the adapter 11 of the air valve main body 1 is provided with a fourth mounting part 12,
At least a portion of the fourth attachment portion 12 is recessed toward one side where the connector 15 is present, and at least a portion of the air tube 5 is restrained within the fourth attachment portion 12. The fourth mounting portion 12 may be a groove, the groove is provided on one side of the air valve main body 1 where the connector 15 is present, and the groove is for accommodating the air tube 5; When the air tube 5 is connected to the air valve body 1, at least a part of the air tube 5 may be placed in the groove, which also increases the contact area between the air tube 5 and the air valve body 1. This ensures the airtight stability of the connection between the two.

Of course, in order to further improve the airtight stability, the fourth mounting part 12 may be provided with a first sealing member 2, and when the air tube 5 is connected to the air valve main body 1, The first sealing member 2 is disposed in a pressure-bonded manner between the air tube 5 and the air valve main body 1, and brings the air tube 5, the first sealing member 2, and the air valve main body 1 into close contact to prevent leakage; Improve airtightness. The first sealing member 2 is a member having a certain degree of elasticity, and may be a sealing member manufactured from a rubber material.

In a preferred embodiment, the third mounting part 14 and the fourth mounting part 12 are coaxially provided, and it is easy to understand that the third mounting part 14 and the fourth mounting part 12, which are coaxially provided, connect the main body of the air valve. 1 is balanced, the force received during use becomes more even, and the overall strength becomes more stable.

Specifically, the fourth mounting portion 12 and the female thread structure 13 may have the same diameter. In a preferred embodiment, the fourth mounting part 12 and the female thread structure 13 have different diameters, and the fourth mounting part 12 and the female thread structure 13 form a first step structure, which is easy to understand. , the radial size of the space surrounded by the fourth mounting portion 12 is larger than the radial size of the space surrounded by the female thread structure 13, and with reference to FIG. When connected to the main body 1, the end of the air tube 5 may be placed in the first stepped structure, avoiding the air tube 5 from being screwed too far apart until the second sealing member 3 is pushed out. In addition, during installation, the connection between the air tube 5 and the air valve main body 1 has an extreme position, and it can be judged from this position whether the air tube 5 is sufficiently connected.

Of course, a second step structure may be formed from the third mounting portion 14 and the female thread structure 13, and the radial size of the space surrounded by the third mounting portion 14 is the same as that of the female thread structure 13. is larger than the radial size of the space formed around it. The second sealing member 3 may be placed in the second step structure to avoid too much contact with the air tube 5 and ensure sealing performance when the air valve is in use.

In a preferred embodiment, an anti-slip part is further provided on the outer surface of the air valve main body 1, and it is easy to understand that when the air valve main body 1 and the air pump main body 4 are installed, the air valve main body 1 can be installed by hand. The air valve body 1 is often fixed by the anti-slip part.
The roughness of the air valve body 1 can be increased to increase the frictional force between the hand and the air valve body 1 and apply force to facilitate installation or removal.

Specifically, the anti-slip portion includes a concave structure and a convex structure, thus forming an uneven outer surface with higher roughness. In a preferred embodiment, the recessed structure and the raised structure of the anti-slip part are arranged at intervals in order in the circumferential direction of the air valve main body 1, forming a non-slip part along the circumferential direction of the air valve main body 1, Taking the one shown in FIG. 1 as an example, the anti-slip part may be provided on the outer wall surface of the air valve main body 1 in the circumferential direction, and of course, the anti-slip part may be provided on other surfaces according to the needs of actual hand-held operation. may also be provided, and will not be described here again.

In the description of the embodiments of this utility model, it should be understood that the orientations or positional relationships indicated as "inside", "outside", etc. are the orientations or positional relationships based on those shown in the attached drawings;
It is only intended to facilitate and simplify the explanation of this utility model and indicates or suggests that the indicated device or element has a particular orientation and must be constructed and operated in a particular orientation. Therefore, this utility model cannot be understood as limiting.

In the description of the embodiments of this utility model, the terms "first,""second,""third," and "fourth" are used only to explain the order, and to indicate relative importance. It cannot be understood as indicating or implying or implying the number of technical features indicated. As a result, the “first”
, "second,""third," or "fourth" may be stated or implied as including one or more such features. In the explanation of this utility model, "plurality" means:
Unless there is a particularly clear specific limitation, the number is two or more.

In the description of the embodiments of this utility model, unless there are clear provisions and limitations, terms such as "attachment" and "connection" should be broadly understood, and for example, it may be a fixed connection or a detachable connection. communication between two elements, which may be connected together or integrally, directly or indirectly through an intermediate medium; Good too. Those skilled in the art may understand the specific meaning of the above terms in this utility model depending on the specific situation.

In the description of the embodiments of this utility model, any one of the specific features, structures, materials, or features
They may be combined in any suitable manner in one or more embodiments or illustrations.

In the description of the embodiments of this utility model, the term "and/or" only describes the related relationship of related objects, and it is expressed that three relationships can exist, for example, A and/or B and can represent three situations: A exists alone, A and B exist simultaneously, and B exists alone. Further, in this specification, the character "/" generally indicates that the related objects are "or".

Although the embodiments of this utility model have been shown and described, it will be apparent to those skilled in the art that various changes, modifications, switches, and variations can be made to these embodiments without departing from the principles and ideas of this utility model. It is understood that the scope of this utility model is limited by the appended claims and their equivalents.

1 Air valve main body 11 Adapter 12 Fourth mounting part 13 Female thread structure 14 Third mounting part 15 Connector 16 Male thread structure 2 First sealing member 3 Second sealing member 31 First connection part 32 Second connection part 4 Air pump main body 5 Air tube 6 American style air valve 7 Presta style air valve 8 American style air valve thimble

Claims (10)

A general-purpose air valve for a portable air pump,
an air valve main body (1) comprising an adapter (11) and a connector (15) for communicating with the air tube (5);
a second sealing member (3) provided on one side of the air valve main body (1) near the connector (15) and for communicating the exhaust port of the air valve main body (1) and the air pump main body (4); ,
including;
The second sealing member (3) has a first connecting portion (31) on one side of the air valve main body (1) facing the adapter (11), which communicates with the American type air valve (6). ) and a second connection part (32) for accommodating a French style air valve (7). The first connection part (31) and the second connection part (32) of the second sealing member (3) are provided in order along the axis of the second sealing member (3),
and/or
The general-purpose air valve for a portable air pump according to claim 1, wherein the first connection part (31) and the second connection part (32) are coaxially provided. The air valve main body (1) has a first connection mechanism, and the air valve main body (1) is removably connected and electrically connected to the air pump main body (4) via the first connection mechanism,
and/or
The air valve main body (1) has a second connection mechanism, and the air valve main body (1) is removably connected and electrically connected to the air tube (5) via the second connection mechanism. The general-purpose air valve for a portable air pump according to claim 1. 4. The general-purpose air valve for a portable air pump according to claim 3, wherein the first connection mechanism and/or the second connection mechanism include a screw connection mechanism, a snap-on mechanism, and a concave-convex fitting mechanism. The first connection mechanism includes a male thread structure (16) provided on the air valve main body (1), and the male thread structure (16) is threadedly connected to the air pump main body (4),
and/or
The second connection mechanism includes a female thread structure (13) provided on the air valve main body (1), and the female thread structure (13) is threadedly connected to correspond to the air tube (5);
and/or
A third mounting portion (14) is provided on the connector (15) of the air valve main body (1), and at least a portion of the third mounting portion (14) is recessed toward one side where the adapter (11) is present; and at least a portion of the second sealing member (3) is restrained within the third mounting portion (14),
and/or
The adapter (11) of the air valve main body (1) is provided with a fourth mounting portion (12), and at least a portion of the fourth mounting portion (12) is recessed toward one side where the connector (15) is present; The universal air valve for a portable air pump according to claim 4, characterized in that at least a part of the air tube (5) is restrained within the fourth attachment part (12). The third mounting part (14) and the fourth mounting part (12) are coaxially provided,
and/or
The portable air pump according to claim 5, wherein the second connection part (32) is further provided with a diagonal cut or a sinking structure on one side away from the first connection part (31). General purpose air valve. A first step structure is formed from the fourth mounting part (12) and the female thread structure (13), and the radial size of the space surrounded by the fourth mounting part (12) is equal to the diameter of the space surrounded by the fourth mounting part (12). (13
) is greater than or equal to the radial size of the space formed by
and/or
A second step structure is formed from the third mounting portion (14) and the female thread structure (13), and the radial size of the space surrounded by the third mounting portion (14) is equal to the diameter of the space surrounded by the third mounting portion (14). (13
6. The general-purpose air valve for a portable air pump according to claim 5, wherein the diameter of the air valve is larger than the radial size of the space surrounded by the air valve. between the air tube (5) and the air valve main body (1) when the air tube (5) is connected to the air valve main body (1); The universal air valve for a portable air pump according to claim 5, characterized in that it further comprises a first sealing member (2) which is crimped and arranged on the air valve. At least a portion thereof is provided within the air valve main body (1) and/or the second sealing member (3), and one end closer to the air valve main body (1) is joined to the American style air valve (6). further including a US-style air valve thimble (8) used;
and/or
A non-slip portion is further provided on the outer surface of the air valve main body (1), and the non-slip portion includes:
The general-purpose air valve for a portable air pump according to claim 1, comprising a concave structure and a convex structure. 10. The general-purpose air valve for a portable air pump according to claim 9, wherein the recess structure and the protrusion structure of the anti-slip part are arranged at intervals in order in the circumferential direction of the air valve main body (1).