TWI669225B - Air valve disassembly assembly - Google Patents

Abstract

The utility model relates to a gas valve disassembling assembly, which is suitable for disassembling and disassembling a gas nozzle 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 gas valve disassembling and assembling The assembly includes a card insertion unit, the card insertion unit is provided with a sleeve hole for axially penetrating the nozzle extension tube, and a radial communication with the sleeve hole for being inserted into the sleeve hole The air nozzle extension tube has a radial displacement embedded in the extension tube sleeve hole, and a gas valve sleeve hole for axially opening the gas valve, and the air tube sleeve is arranged through the extension tube sleeve The holes can be respectively sleeved on the nozzle extension tube and the design of the gas valve, and the user only needs to prepare a tool to disassemble the nozzle extension tube or the air valve on the nozzle tube.

Description

Air valve disassembly assembly

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

Referring to Fig. 1, a conventional gas valve dismounting tool is suitable for disassembling a gas valve 12 mounted on a nozzle tube 11. The valve disassembly tool includes a valve sleeve hole 21 extending vertically in the axial direction of the gas valve 12, and can be used to drive the gas valve 12 axially disposed through the valve sleeve hole 21 to The valve 12 is detached from the nozzle tube 11. Although the valve disassembly tool can be used to easily disassemble the air valve 12, the user needs to carry the valve disassembly tool in particular, and the valve disassembly tool is small in size and easy to be lost, resulting in use. inconvenient.

Referring to FIG. 2, the gas nozzle cover disclosed in Taiwan Patent No. M559260 includes a gas valve dismounting member 2 through which the gas valve sleeve hole 21 is provided, and a gas valve dismounting member 2 fixed to the valve disassembling member 2 for screwing The cap 22 outside the gas valve 12. The air nozzle cover can be screwed on the air valve 12 when the air valve 12 is not required to be disassembled, which solves the problem that the valve disassembly tool 2 is carried and easily lost, but because of the bicycle rim (not shown) ) different design, part of the nozzle The tube 11 may not allow the gas valve 12 to protrude outside the rim because of the insufficient length. Referring to Fig. 3, a nozzle extension tube 13 is attached to the nozzle tube 11. One end of the nozzle extension pipe 13 is screwed to the nozzle tube 11, and the other end is screwed to the gas valve 12 to extend the function of the nozzle tube 11. Since the gas nozzle cover can only disassemble the gas valve 12, it is still necessary to prepare another tool for disassembling the gas nozzle extension pipe 13, which causes inconvenience in use.

It is an object of the present invention to provide a valve disassembly assembly that overcomes at least one of the disadvantages of the prior art.

Therefore, the valve disassembly assembly of the present invention is suitable for disassembling a nozzle extension tube mounted on a nozzle tube, and a gas valve mounted on the nozzle tube or on the nozzle extension tube. The outer circumferential surface of the air nozzle extension tube has two first tangential plane portions which are opposite to each other and are exposed outside the nozzle tube. The outer circumferential surface of the air valve has two radial opposite ends and is exposed to the nozzle tube. Or the second tangential plane outside the nozzle extension tube.

The air valve disassembly assembly comprises a card insertion unit, the card insertion unit is provided with a nesting hole for axially penetrating the air nozzle extension tube, and a radial connection with the insertion hole for the insertion An extension pipe sleeve hole embedded in the radial extension of the air inlet extension tube of the sleeve hole, and a valve sleeve hole for axially opening the gas valve, the card insertion unit further having two radial directions Intervaling and respectively defining a first reversal plane of opposite radial sides of the extension tube sleeve, and two radial intervals facing each other and respectively defining the gas a second driving plane of the opposite side edges of the radial direction of the valve sleeve, wherein the first driving planes can be respectively positioned to abut the first cutting plane portions, and the second driving planes can be used to The respective limits are placed against the second tangential planes.

The effect of the present invention is that the card-inserting unit has the first driving planes that can be respectively used to respectively abut the first plane portions of the nozzle extension tube, and can be used to respectively limit the positions In the second driving planes of the second planar portions of the air valve, the user only needs to prepare a tool to disassemble the nozzle extension tube or the air valve on the nozzle tube.

3‧‧‧Integrated card unit

31‧‧‧Into the hole

32‧‧‧Extension sleeve hole

33‧‧‧Air valve sleeve hole

34‧‧‧First drive plane

35‧‧‧Second drive plane

4‧‧‧ Pull unit

41‧‧‧End cover

51‧‧‧ Nut section

52‧‧‧Affirmation

9‧‧‧ gas nozzle

91‧‧‧ gas nozzle tube

92‧‧‧ gas nozzle extension tube

921‧‧‧ first cut plane

93‧‧‧ gas valve

931‧‧‧Second cut plane

42‧‧‧The wall

43‧‧‧Perforation

5‧‧‧Anti-theft nuts

X‧‧‧direction of rotation

Y‧‧‧ moving direction

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: FIG. 1 is a perspective view showing a conventional gas valve disassembly tool for dismounting and mounting a nozzle tube. Figure 2 is an exploded perspective view of a gas nozzle cover disclosed in Taiwan Patent No. M559260; Figure 3 is an exploded perspective view showing the installation of a gas nozzle extension between the gas nozzle tube and the gas valve Figure 4 is a cross-sectional view showing a first embodiment of the gas valve assembly and assembly of the present invention, schematically illustrating the first embodiment mounted on a gas valve; Figure 5 is a perspective view showing the first embodiment for Disassembly and assembly FIG. 6 is a top plan view showing the state of use of the nozzle extension tube mounted on the nozzle tube in the first embodiment; FIG. 7 is a schematic view showing the state of use of the nozzle extension tube on the nozzle tube; BRIEF DESCRIPTION OF THE DRAWINGS FIG. 8 is a partial plan view showing a state in which the first embodiment is used for disassembling and detaching the air valve installed in the air nozzle extension pipe; FIG. 8 is a partial plan view showing a modification of the first embodiment; A top plan view of another variation of the first embodiment; FIG. 10 is an exploded perspective view of a second embodiment of the present invention; and FIG. 11 is an incomplete cross-sectional view of the second embodiment illustrating an anti-theft nut Abutting against a pulling unit; and Figure 12 is a perspective view of a third embodiment of the present invention.

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

Referring to Figures 4, 5 and 6, a first embodiment of the gas valve assembly and assembly of the present invention is adapted to be detachably mounted on a gas nozzle 9 and can be used to remove a gas nozzle mounted on the gas nozzle 9. a nozzle extension tube 92 on the tube 91, and a gas valve 93 mounted on the nozzle extension tube 92. The outer circumferential surface of the nozzle extension tube 92 has two radially opposite ends and is exposed to the gas. a planar first tangential plane portion 921 outside the nozzle tube 91, The outer peripheral surface of the gas valve 93 has two planar second tangential portions 931 which are radially opposite and exposed outside the nozzle extension tube 92. The gas valve disassembly assembly comprises a card-incorporating unit 3, and a pulling unit 4 connected to the card-incorporating unit 3 and capable of biasing the card-incorporating unit 3.

The card insertion unit 3 is provided with a sleeve hole 31 for axially penetrating the nozzle extension tube 92, and a radial communication with the sleeve hole 31 for being inserted into the sleeve hole 31. The air nozzle extension tube 92 is radially displaced and inserted into the extension tube sleeve hole 32, and a valve sleeve hole 33 for axially penetrating the air valve 93 and radially communicating with the extension tube sleeve hole 32. The card-incorporating unit 3 further has a first driving plane 34 which is opposite to each other and which respectively defines opposite radial side edges of the extension tube sleeve hole 32, and two radial intervals facing each other and respectively defining the a second driving plane 35 of the opposite side edges of the radial direction of the air valve sleeve 33, the first driving planes 34 can be respectively positioned to abut against the first tangential plane portions 921, the second The driving plane 35 can be used to respectively abut against the second tangential plane portions 931.

The trigger unit 4 is in the shape of a cover, has an end cover portion 41 fixed to the card insertion unit 3, and a protrusion from the periphery of the end cover portion 41 away from the card insertion unit 3 for screwing The surrounding wall portion 42 outside the gas valve 93. The nesting hole 31, the extension tube sleeve hole 32 and the air valve sleeve hole 33 are arranged in an arrangement away from the end cover portion 41.

When the valve assembly and disassembly assembly is not normally used, the trigger unit 4 can be screwed and fixed outside the air valve 93 to prevent forgetting to carry the door. Need to disassemble the nozzle extension When the long tube 92 is long, the pulling unit 4 is loosely detached from the air valve 93, and the insertion hole 31 of the carding unit 3 is axially sleeved outside the air nozzle extension tube 92 until the insertion The card unit 3 is aligned with the position of the first tangential plane portion 921, and then the card insertion unit 3 is moved relative to the nozzle extension tube 92 in a moving direction Y, so that the nozzle extension tube 92 is embedded in the extension tube sleeve hole 32. At this time, the first driving planes 34 are respectively restrained against the first cutting plane portions 921. Then, the trigger unit 4 is rotated by the axis of the nozzle extension tube 92 in a rotation direction X, and the card insertion unit 3 is driven to rotate the nozzle extension tube 92 relative to the nozzle tube 91 to achieve installation or removal. The nozzle extends the purpose of the tube 92.

Referring to FIG. 7 , when the air valve is to be detached or mounted to the air nozzle extension pipe 92 , the air valve sleeve hole 33 of the card insertion unit 3 is axially sleeved on the air valve 93, so that the first The second drive rotation planes 35 are respectively fixed to the second tangential plane portions 931, and then the trigger unit 4 is rotated relative to the air nozzle extension tube 92 in the rotation direction X to drive the card insertion unit 3 to drive the air. The valve 93 is screwed or screwed relative to the nozzle extension tube 92 for the purpose of installing or removing the gas valve 93.

It should be particularly noted that the air valve 93 is not limited to being mounted on the air nozzle extension pipe 92. If the air valve 93 is mounted on the air nozzle tube 91, it can also be driven by the air valve disassembly assembly. The gas valve 93 is rotated relative to the nozzle tube 91 for the purpose of installation or removal. In addition, in other embodiments of the first embodiment, the extension tube sleeve 32 and the valve sleeve hole 33 may be independent of each other (see FIG. 8), or the valve The sleeve hole 33 and the nesting hole 31 are opposite to the side diameter of the extension tube sleeve hole 32 The communication to the phase (see Fig. 9) does not affect the function of the card-incorporating unit 3.

Referring to Figures 10 and 11, the second embodiment of the valve disassembly assembly of the present invention differs from the first embodiment in that the valve disassembly assembly further includes an anti-theft nut 5.

The anti-theft nut 5 has a nut segment 51 for screwing to the nozzle extension tube 92, and a yoke that protrudes coaxially outward from the nut segment 51 and the inner peripheral axis is eccentric with respect to the nut segment 51. In the tightening section 52, the inner diameter of the abutting 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 with respect to the outer peripheral edge of the surrounding wall portion 42.

After the triggering unit 4 is screwed to the air valve 93, the anti-theft nut 5 is screwed to the pulling unit, and the abutting portion 52 is axially urged against the surrounding wall portion 42. When the eccentric portion 52 abuts against a portion of the surrounding wall portion 42 , the pulling unit 4 cannot be driven. It should be particularly noted that the anti-theft nut 5 is not limited to the screw sleeve on the air nozzle extension tube 92. When the air valve 93 is mounted on the air nozzle tube 91, the anti-theft nut 5 can also be screwed. The nozzle tube 91 is connected to the purpose of preventing the pulling unit 4 from being driven. Since there are many types of anti-theft nuts, the implementation is not limited to the above embodiments.

Referring to Figure 12, the third embodiment of the gas valve assembly and assembly of the present invention differs from the first embodiment in the structure of the toggle unit 4.

The pulling unit 4 is in the form of a plate, is connected to the card-incorporating unit 3, and is provided with a through hole 43. The perforation 43 can be hung on the key ring or attached to the bicycle to prevent loss or forgetting to carry.

In summary, the inserting hole 31 of the card-incorporating unit 3, the extension tube sleeve hole 32, and the structural design of the air valve sleeve hole 33 enable the card-incorporating unit 3 to be disassembled. The function of the air valve 93 and the air nozzle extension tube 92, and further, the structural design of the pulling unit 4 can not only provide the user with better force application conditions, but also use the air valve assembly and assembly. The valve disassembly assembly can be directly mounted on the nozzle or suspended from the key ring to prevent loss or forgetting to carry the valve disassembly assembly, and thus, the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the equivalent equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still The scope of the invention is covered.

Claims (3)

The utility model relates to a valve disassembly assembly, which is suitable for removing a gas nozzle extension pipe mounted on a nozzle pipe, and a gas valve mounted on the gas nozzle pipe or the gas nozzle extension pipe, the gas nozzle extension pipe The outer peripheral surface has two first tangential plane portions which are opposite to each other and are exposed outside the nozzle tube. The outer peripheral surface of the gas valve has two radially opposite ends and is exposed to the nozzle tube or the nozzle is extended. a second tangential plane outside the tube, the valve disassembly assembly comprises: a card insertion unit, and a sleeve hole for axially penetrating the nozzle extension tube, and a radial direction of the sleeve insertion hole a connecting extension sleeve sleeve, and a radial valve connecting hole radially extending from the sleeve insertion hole in a radial direction, the extension tube sleeve hole for being inserted into the sleeve The air nozzle extension tube has a radial displacement embedded therein, and the air valve sleeve is provided for axial passage of the air valve, the card insertion unit further has a first radial rotation plane facing the first rotation plane, and two diameters a second drive plane opposite to each other, the first drive planes respectively defining a radial two-phase of the extension sleeve sleeve The side edges, the second driving planes respectively define opposite radial side edges of the valve sleeve, and the first driving planes can be respectively used to respectively abut the first cutting plane portions. The second driving planes can be respectively used to respectively abut the second tangential plane portions; and a pulling unit is formed in a cover shape and connected to the card-incorporating unit and can be used to force the card-incorporating unit drive Transducing the nozzle extension tube or the air valve corresponding to the sleeve, the trigger unit includes an end cover portion fixed to the card insertion unit, and a protrusion protruding outward from the periphery of the end cover portion away from the card insertion unit The screw is sleeved on the surrounding wall of the gas valve, The sleeve insertion hole, the extension tube sleeve hole and the gas valve sleeve hole are arranged away from the end cover portion. The valve disassembly assembly of claim 1, further comprising a screwing sleeve disposed on the corresponding nozzle or the nozzle extension tube for detachably connecting the card to the surrounding wall portion, and An anti-theft nut that can be driven by the pulling unit. The valve disassembly assembly of claim 2, wherein the anti-theft nut has a nut segment for screwing to the corresponding nozzle or the nozzle extension tube, and a coaxial portion from the nut segment An abutting portion that protrudes outwardly and whose inner peripheral axis is eccentric with respect to the nut segment, the inner diameter of the abutting portion is larger than the outer diameter of the surrounding wall portion of the pulling unit, and the inner circumference thereof is also opposite to the outer circumference of the surrounding wall portion The eccentricity is such that the slanting portion abuts the partial section of the surrounding wall portion so that the pulling unit cannot be driven.