TW202012208A - Air valve disassembly and assembly kit for disassembling an air nozzle extender tube installed on an air nozzle tube, and an air valve - Google Patents

Abstract

An air valve disassembly and assembly kit is suitable for disassembling an air nozzle extender tube installed on an air nozzle tube, and an air valve installed on the air nozzle tube or the air nozzle extender tube. The air valve disassembly and assembly kit includes an embedding unit, which is provided with a sleeve insertion hole through the air nozzle extender tube penetrating axially; an extender tube sleeve aperture which is radially communicating with the sleeve aperture and for radially displacing and embedding the air nozzle extender tube that threads through the sleeve aperture; and an air valve sleeve aperture for axially threading the gas valve. Upon respectively sleeving the extender tube sleeve aperture and the air valve sleeve aperture on the air nozzle extender tube and the air valve, the user only needs to prepare a tool to disassemble the air valve extender tube or the air valve on the air nozzle tube.

Description

Valve assembly and disassembly

The invention relates to a disassembling assembly, in particular to an air valve disassembling assembly for disassembling an air valve of a bicycle valve.

Referring to FIG. 1, an existing gas valve disassembly and assembly tool is suitable for disassembly and assembly of a gas valve 12 installed on a gas nozzle tube 11. The gas valve disassembly and assembly tool includes a gas valve sleeve hole 21 penetrating up and down along the axial direction of the gas valve 12, which can be used to drive the gas valve 12 axially penetrating through the gas valve sleeve hole 21 The valve 12 is detached from the gas nozzle tube 11. Although the air valve disassembly tool can be used to easily disassemble the air valve 12, the user needs to carry the air valve disassembly tool to use it, and because the air valve disassembly tool is small, it is easy to lose, resulting in the use of inconvenient.

Referring to FIG. 2, the air valve cover disclosed in Taiwan Patent M559260 includes an air valve detachable member 2 which is provided with the air valve sleeve hole 21, and a gas valve detachable member 2 which is fixed to the valve valve and is used for screwing sleeve The cap 22 of the gas valve 12 outside. The air valve cover can be screwed on the air valve 12 when the air valve 12 does not need to be disassembled, which solves the problem that the valve disassembly tool 2 is easily carried and lost, but because of the bicycle rim (not shown) ) Different designs, part of the nozzle tube 11 will not allow the valve 12 to protrude beyond the rim because of insufficient length. Referring to FIG. 3, a valve extension tube 13 will be added to the nozzle tube 11. One end of the gas nozzle extension tube 13 is screwed to the gas nozzle tube 11, and the other end is screwed to the gas valve 12 to achieve the function of extending the gas nozzle tube 11. Since the aforementioned gas nozzle cover can only detach the gas valve 12, another tool is still needed to assemble and detach the gas valve extension tube 13, which causes inconvenience in use.

The object of the present invention is to provide an air valve disassembly assembly capable of overcoming at least one disadvantage of the prior art.

Therefore, the gas valve disassembly assembly of the present invention is suitable for disassembling and installing a gas valve extension pipe installed on a gas nozzle pipe, and a gas valve installed on the gas nozzle pipe or the gas nozzle extension pipe. The outer peripheral surface of the gas nozzle extension tube has two first tangent plane portions that are radially opposite and exposed outside the gas nozzle tube, and the outer peripheral surface of the gas valve has two radially opposite and exposed to the gas nozzle tube Or the second tangent plane part outside the extension tube of the gas nozzle.

The air valve assembly and disassembly assembly includes an inserting unit, the inserting unit is provided with a sleeve hole for axially extending the gas nozzle extension tube, and a hole communicating with the sleeve aperture is provided for threading An extension pipe sleeve hole embedded in the radial displacement of the gas nozzle extension pipe in the sleeve hole, and an air valve sleeve hole for axially threading the gas valve, the inserting unit also has two radial directions The first driving plane is spaced apart and defines two radially opposite side edges of the extension tube sleeve hole, and two radial spaces are opposed and define two radially opposite side edges of the gas valve sleeve hole, respectively A second driving plane, the first driving planes can be used to limit and abut against the first tangent planes respectively, and the second driving planes can be used to limit and abut against the second tangent planes respectively unit.

The effect of the present invention lies in that: the embedding unit has the first driving planes which can be used to limit the first flat parts of the air nozzle extension tube respectively, and can be used to limit the abutment respectively In the second driving planes of the second plane parts of the air valve, the user only needs to prepare a tool to detach the air nozzle extension tube or the air valve on the air nozzle tube.

Before the present invention is described in detail, it should be noted that in the following description, similar elements are denoted by the same numbers.

Referring to FIGS. 4, 5, and 6, the first embodiment of the gas valve assembly and disassembly assembly of the present invention is suitable for being detachably installed on an air nozzle 9 and can be used to remove and install one of the air nozzles on the air nozzle 9 An air nozzle extension tube 92 on the tube 91, and an air valve 93 for removing the air nozzle extension tube 92, the outer surface of the air valve extension tube 92 has two radially opposite sides and is exposed to the air The flat first tangent plane portion 921 outside the nozzle tube 91, the outer peripheral surface of the air valve 93 has two flat second tangent plane portions 931 which are radially opposite and exposed outside the air nozzle extension tube 92. The air valve assembly and disassembly assembly includes an inserting unit 3 and a trigger unit 4 connected to the inserting unit 3 and capable of turning the inserting unit 3 with force.

The inserting unit 3 is provided with a sleeve insertion hole 31 through which the gas nozzle extension pipe 92 is axially penetrated, and a sleeve radially connected to the sleeve insertion hole 31 and used to penetrate the sleeve insertion hole 31 An extension tube sleeve hole 32 into which the gas nozzle extension tube 92 is inserted in radial displacement, and an air valve sleeve hole 33 for axially penetrating the gas valve 93 and communicating radially with the extension tube sleeve hole 32 The card inserting unit 3 also has two radially spaced first driving planes 34 opposite to each other and defining two radially opposite sides of the extension tube sleeve hole 32, and two radially spaced opposites respectively defining the The second driving planes 35 on the two opposite radial edges of the valve sleeve hole 33 can be used to limit the contact with the first tangent plane parts 921 and the second The driving plane 35 can be used to limit and contact the second tangent plane portions 931 respectively.

The trigger unit 4 is in the shape of a cover, and has an end cover portion 41 fixed to the card insertion unit 3, and a protrusion extending outward from the periphery of the end cover portion 41 away from the card insertion unit 3 and used for screwing The wall portion 42 outside the gas valve 93.

When the assembly and disassembly of the gas valve is not normally used, the trigger unit 4 can be screwed and fixed outside the gas valve 93 to prevent forgetting to carry out the door. When the valve extension pipe 92 needs to be disassembled, the trigger unit 4 is loosely detached from the air valve 93, and the sleeve insertion hole 31 of the insertion unit 3 is axially sleeved on the valve extension pipe 92 until the insertion unit 3 is aligned with the positions of the first tangent plane portions 921, and then the insertion unit 3 is moved relative to the valve extension tube 92 in a moving direction Y, so that the valve extension tube 92 is embedded in the The extension tube is provided with holes 32, and at this time, the first driving planes 34 limit to the first tangent plane parts 921, respectively. Next, the trigger unit 4 is turned along the axis X of the valve extension tube 92 in a direction of rotation X to drive the insertion unit 3 to drive the valve extension tube 92 to rotate relative to the valve tube 91 to achieve installation or removal The purpose of this valve extension tube 92 is.

Referring to FIG. 7, when the gas valve is to be detached or installed on the gas nozzle extension pipe 92, the gas valve sleeve hole 33 of the inserting unit 3 is axially sleeved on the gas valve 93, so that the first The two-drive rotation plane 35 is limited to the second tangent plane portions 931 respectively, and then the trigger unit 4 is turned in the rotation direction X relative to the nozzle extension tube 92 to drive the card insertion unit 3 to drive the gas The valve 93 is screwed or loosened relative to the gas nozzle extension pipe 92 to achieve the purpose of installing or removing the gas valve 93.

In particular, the gas valve 93 is not limited to being installed on the gas nozzle extension pipe 92. If the gas valve 93 is installed on the gas nozzle pipe 91, it can also be driven by the gas valve disassembly assembly The air valve 93 rotates relative to the air nozzle tube 91 for the purpose of installation or removal. In addition, in other implementations of the first embodiment, the extension tube sleeve hole 32 and the gas valve sleeve hole 33 can be set independently from each other (see FIG. 8), or the gas valve The side of the sleeve hole 33 and the sleeve hole 31 opposite to the sleeve hole 32 of the extension tube is radially connected (see FIG. 9 ), and does not affect the function of the card insertion unit 3.

10 and 11, the difference between the second embodiment of the gas valve assembly and disassembly assembly of the present invention and the first embodiment is that the gas valve assembly and disassembly assembly also includes an anti-theft nut 5.

The anti-theft nut 5 has a nut section 51 for screwing to the gas nozzle extension pipe 92, and a contact with the nut section 51 extending coaxially outwards and the inner peripheral axis being eccentric with respect to the nut section 51 In the tightening section 52, the inner diameter of the pressing section 52 is larger than the outer diameter of the surrounding wall portion 42 of the pulling unit 4, and the inner peripheral edge thereof is also eccentric relative to the outer peripheral edge of the surrounding wall portion 42.

After the screw sleeve of the pulling unit 4 is fixed on the air valve 93, the anti-theft nut 5 is screwed to the pulling unit, so that the pressing section 52 is axially forced against the surrounding wall portion 42. When the biasing section 52 is eccentric, it will be pressed against a portion of the surrounding wall portion 42 so that the pulling unit 4 cannot be driven. In particular, the anti-theft nut 5 is not limited to being screwed onto the gas nozzle extension tube 92. In the case where the air valve 93 is installed on the gas nozzle tube 91, the anti-theft nut 5 can also be screwed Connecting to the air nozzle tube 91 achieves the purpose that the trigger unit 4 cannot be driven. There are many types of anti-theft nuts, so the implementation is not limited to the above-mentioned implementation.

Referring to FIG. 12, the difference between the third embodiment of the gas valve assembly and disassembly assembly of the present invention and the first embodiment lies in the structure of the trigger unit 4.

The triggering unit 4 is in the shape of a plate, is connected to the card-inserting unit 3 in one body, and is provided with a through hole 43. The perforation 43 can be used by a user to hang on a key ring or be attached to a bicycle to prevent loss or forgetting to carry.

In summary, through the structural design of the sleeve insertion hole 31 of the insertion unit 3, the extension tube sleeve hole 32, and the air valve sleeve hole 33, the insertion unit 3 is also capable of disassembly and assembly The functions of the air valve 93 and the air nozzle extension tube 92, and further by the structural design of the pulling unit 4, not only can provide users with better force application conditions using the air valve disassembly assembly, but also can make the The air valve disassembly assembly can be directly installed on the air nozzle or hung on the key ring, which can prevent losing or forgetting to carry the air valve disassembly assembly. Therefore, the purpose of the present invention can indeed be achieved.

However, the above are only examples of the present invention, and should not be used to limit the scope of the present invention. Any simple equivalent changes and modifications made according to the scope of the patent application of the present invention and the content of the patent specification are still classified as This invention covers the patent.

3: snap-in unit 31: sleeve hole 32: extension tube sleeve hole 33: air valve sleeve hole 34: first driving plane 35: second driving plane 4: turning unit 41: end cover 42: Wall part 43: perforation 5: anti-theft nut 51: nut segment 52: abutment segment 9: gas nozzle 91: gas nozzle tube 92: gas nozzle extension tube 921: first cut plane portion 93: gas valve 931: No. Two tangent plane part X: direction of rotation Y: direction of movement

Other features and effects of the present invention will be clearly presented in the embodiment with reference to the drawings, in which: FIG. 1 is a schematic perspective view illustrating that the existing valve disassembling tool is used for disassembling and installing a valve tube; The use state of the air valve; Figure 2 is a perspective exploded view illustrating a type of air valve cover disclosed by Taiwan Patent M559260; Figure 3 is a perspective exploded view illustrating the installation of an air valve extension between the air valve tube and the air valve FIG. 4 is a cross-sectional view of a first embodiment of the gas valve assembly and disassembly assembly of the present invention, schematically illustrating the installation of the first embodiment on an air valve; FIG. 5 is a schematic perspective view illustrating that the first embodiment is used for The use state of a gas nozzle extension tube mounted on a gas nozzle tube is disassembled; FIG. 6 is a schematic plan view illustrating the use of the gas nozzle extension tube mounted on the gas nozzle tube according to the first embodiment FIG. 7 is a schematic perspective view illustrating the use state of the gas valve of the first embodiment for disassembly and installation on the gas nozzle extension tube; FIG. 8 is a partial plan view of a variation of the first embodiment Figure 9 is a partial top view of another variation of the first embodiment; Figure 10 is a perspective exploded view of a second embodiment of the present invention; Figure 11 is an incomplete cross-sectional view of the second embodiment, An anti-theft nut is pressed against a pulling unit; and FIG. 12 is a perspective view of a third embodiment of the present invention.

3: embedded card unit

31: Sleeve hole

32: Extension tube sleeve hole

33: Air valve sleeve hole

34: First drive to plane

35: Second drive plane

4: Pull the unit

41: end cover

42: Wall section

9: Air nozzle

91: Air nozzle tube

92: Air nozzle extension tube

921: first cut plane

93: Air valve

931: Second cut plane

Claims (8)

An air valve assembly and disassembly assembly, suitable for removing an air nozzle extension tube installed on an air nozzle tube, and an air valve installed on the air nozzle tube or on the air nozzle extension tube The outer peripheral surface has two radially opposite first tangent plane portions exposed outside the gas nozzle tube, and the outer peripheral surface of the gas valve has two radially opposite ends exposed to the gas nozzle tube or the gas nozzle extension The second tangent plane part outside the tube, the gas valve disassembly assembly includes: an inserting unit, a sleeve insertion hole for axially extending the gas nozzle extension tube, and a sleeve hole facing the sleeve The connected extension tube sleeve hole, and an air valve sleeve hole, the extension pipe sleeve hole is used for the radial displacement of the gas nozzle extension pipe inserted in the sleeve hole, and the gas valve sleeve hole In order to allow the gas valve to penetrate axially, the clamping unit further has two radially spaced opposite first driving planes and two radially spaced opposite second driving planes, the first driving planes are respectively defined The two opposite radial edges of the extension tube sleeve hole define the two opposite radial edges of the gas valve sleeve hole, and the first drive planes can be used to limit The second tangent plane part can be positioned against the first tangent plane parts, and the second driving planes can be used to limit the abutment against the second tangent plane parts, respectively. The gas valve disassembly and assembly assembly according to claim 1, wherein the gas valve sleeve hole is in communication with the extension pipe sleeve hole diameter. The gas valve assembly and disassembly assembly according to claim 1, wherein the side of the gas valve sleeve hole and the sleeve hole opposite to the extension pipe sleeve hole are in radial communication. The gas valve disassembly assembly according to any one of claims 1 to 3, further comprising a gas valve extension tube connected to the card insertion unit and capable of driving the card insertion unit to drive the corresponding sleeve Or the trigger unit of the air valve. The gas valve disassembly and assembly as described in claim 4, wherein the trigger unit is in the form of a plate and is provided with a hanging through hole. The gas valve assembly and disassembly assembly according to claim 4, wherein the trigger unit is in the form of a cover, has an end cover portion fixedly connected to the card insertion unit, and a protrusion extending away from the periphery of the end cover portion The snap-in unit is also used for screwing sleeves on the surrounding wall portion outside the air valve. The gas valve disassembly and assembly assembly according to claim 6, further comprising a screw connection sleeve on the corresponding gas nozzle or gas nozzle extension tube and for detachably connecting to the surrounding wall portion, and An anti-theft nut which can prevent the trigger unit from being driven. The gas valve disassembly assembly according to claim 7, wherein the anti-theft nut has a nut segment for screwing to the corresponding gas nozzle or the gas nozzle extension tube, and a coaxial from the nut segment A pressing section protruding outward and having an inner peripheral axis centered eccentrically with respect to the nut section, the inner diameter of the pressing section is greater than the outer diameter of the surrounding wall portion of the pulling unit, and the inner peripheral edge is also opposite to the outer periphery of the surrounding wall section The edge is eccentric, and the pulling unit cannot be driven by the eccentric pressing portion against the partial section of the surrounding wall portion.

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