CN217255904U

CN217255904U - Valve adjusting tool

Info

Publication number: CN217255904U
Application number: CN202123013206.2U
Authority: CN
Inventors: 邓启忠; 谢健深
Original assignee: Guangzhou Haojin Motorcycle Group Co ltd
Current assignee: Guangzhou Haojin Motorcycle Group Co ltd
Priority date: 2021-12-02
Filing date: 2021-12-02
Publication date: 2022-08-23
Anticipated expiration: 2031-12-02

Abstract

The utility model discloses an air valve adjusting tool, which comprises a first wrench and a second wrench, wherein the first wrench comprises a sleeve and a first handle connected with the sleeve, and the second wrench comprises a fixed part and a second handle detachably connected with the fixed part; the outer diameter of the fixing part is smaller than the inner diameter of the sleeve, and the fixing part can penetrate into one end of the sleeve and rotate relative to the sleeve. The utility model discloses narrow and small maintenance space can be deepened, the maintenance personal application of force is made things convenient for, and maintenance personal adjusts efficiency is improved.

Description

Valve adjusting tool

Technical Field

The utility model relates to a repair tools technical field especially relates to a transfer valve instrument.

Background

The valve of motorcycle is used for conveying mixed fuel of oil and gas and discharging waste gas to engine and dissipating heat. The valve adjustment refers to adjusting the relative distance between the valve rocker and the valve screw, and the adjustment of the distance is realized by the matching of a valve adjusting nut on the valve rocker and the valve screw. At present, when a maintenance worker adjusts the valve, the traditional wrench is usually adopted to fix the valve adjusting nut, and then the sharp-nose clamp is used to clamp the front end of the valve screw to perform rotation adjustment.

However, the air valve adjusted by using the traditional wrench and the nipper pliers has the following defects:

(1) the air valve of the motorcycle is arranged in the cylinder head of the engine, the space in the cylinder head is narrow, and a maintainer can not go deep into the cylinder head when going deep into the hand, so that a better force application space is difficult to have;

(2) when the valve adjusting nut is fixed by the sharp-nose pliers, the transmission wrench is easy to be separated from the valve adjusting nut, and the valve adjusting nut is required to be fixed by the maintenance personnel again to adjust the valve screw.

Therefore, it is desirable to provide a solution to the above-mentioned drawbacks.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to solve the problems of time-consuming labor consumption and low efficiency due to the small force application difficulty in the space during the air adjustment.

The purpose of the utility model is realized by adopting the following technical scheme:

the air adjusting valve tool comprises a first wrench and a second wrench, wherein the first wrench comprises a sleeve and a first handle connected with the sleeve, and the second wrench comprises a fixing part and a second handle detachably connected with the fixing part; the outer diameter of the fixing part is smaller than the inner diameter of the sleeve, and the fixing part can penetrate into one end of the sleeve and rotate relative to the sleeve.

Further, the first wrench is L-shaped, and the other end of the sleeve is provided with a first mounting inner hole matched with the profile of the nut.

Furthermore, a second mounting inner hole matched with the profile of the front end of the valve screw is formed in the fixing part.

Furthermore, the second handle and the fixing part are detachably connected through a connecting part.

Furthermore, one end of the connecting part is fixedly connected with the fixing part, and the other end of the connecting part is detachably connected with the second handle.

Compared with the prior art, the beneficial effects of the utility model reside in that:

(1) through the L-shaped structure of the first wrench, the sleeve can be used for replacing a traditional wrench and can go deep into a narrow space in an engine cylinder head, the position of the valve adjusting nut can be fixed by holding the first handle to keep the current position during maintenance, and compared with the method that sharp-nose pliers are used for fixing the valve adjusting nut, force application by maintenance personnel is facilitated;

(2) the sleeve is matched with the valve adjusting nut, so that the condition that the wrench is separated from the valve adjusting nut can be avoided, the fixing part of the second wrench is matched with the valve screw, the force arm is increased, the moment acting on the valve screw is improved, and the adjusting efficiency is improved;

(3) the handle of second spanner adopts and to dismantle the handle, can change the handle of different length for the second spanner, uses the environment that needs different application of force conditions better, and is convenient for accomodate, save storage space.

Drawings

FIG. 1 is a schematic view of a first wrench of the present invention;

FIG. 2 is a schematic view of a second wrench of the present invention;

fig. 3 is a cross-sectional view of the connection with the valve screw and the valve adjusting nut of the present invention.

In the figure: 1. a first wrench; 2. a second wrench; 10. a sleeve; 11. a first handle; 20. a fixed part; 21. a second handle; 22. a connecting portion; 101. a first mounting inner bore; 201. a second mounting inner hole; 3. a valve screw; 4. and a valve adjusting nut.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-3, the present embodiment provides an air adjustment tool, which includes a first wrench 1 and a second wrench 2, wherein the first wrench 1 includes a socket 10 and a first handle 11 connected to the socket 10, and the second wrench 2 includes a fixing portion 20 and a second handle 21 detachably connected to the fixing portion 20; the outer diameter of the fixing portion 20 is smaller than the inner diameter of the sleeve 10, and the fixing portion 20 can penetrate into one end of the sleeve 10 and rotate relative to the sleeve 10.

It should be noted that the valve screw 3 and the valve adjusting nut 4 are in threaded connection, and if the distance between the two is to be adjusted, one of them needs to be kept stationary and the other needs to be rotated relatively. The first wrench 1 in this embodiment is used for fixing the valve adjusting nut 4, even if the valve adjusting nut 4 remains still, the sleeve 10 is sleeved on the valve adjusting nut 4, the first handle 11 is used for a user to apply force to keep the current position of the sleeve 10, and the second wrench 2 is used for rotating the valve screw 3, even if the valve screw 3 rotates; the outer diameter of the fixing portion 20 is smaller than the inner diameter of the socket 10, so that a space for the rotation of the second wrench 2 is reserved, and the inner wall of the socket 10 is not rubbed, thereby increasing the resistance to the rotation.

As shown in fig. 1, further, the first wrench 1 has an L-shape, and the other end of the socket 10 is provided with a first mounting inner hole 101 matching the contour of the nut. It should be noted that the L-shaped first wrench 1 extends the force arm by means of the lever principle, the shape of the first installation inner hole 101 is matched with that of the nut, and the hole wall of the first installation inner hole 101 is attached to the nut, so as to have a positioning function on the nut.

As shown in fig. 1 to 3, further, the fixing portion 20 is provided with a second mounting inner hole 201 matching with the front end profile of the valve screw 3.

Specifically, in this embodiment, the second wrench 2 is L-shaped, the end of the fixing portion 20 having the second mounting inner hole 201 can be inserted into the sleeve 10 from one end thereof, and after the fixing portion 20 is inserted into the sleeve 10, the fixing portion 20 can be rotated in the sleeve 10 by applying a force to the second handle 21; the end of the sleeve 10 with the first mounting inner hole 101 can be matched with the valve adjusting nut 4 in a sleeved mode, and the end of the fixing portion 20 with the second mounting inner hole 201 can be matched with a protruding block at the front end of the valve screw 3 in a sleeved mode after penetrating into the sleeve 10.

As shown in fig. 2-3, in the present embodiment, the second handle 21 is detachably connected to the fixing portion 20 through a connecting portion 22.

Further, one end of the connecting portion 22 is fixedly connected to the fixing portion 20, and the other end is detachably connected to the second handle 21.

It should be noted that, in this embodiment, the second handle 21 may be a set of multiple handles with different lengths, the connecting portion 22 may connect the second handles 21 with different lengths, and the maintenance personnel may flexibly switch the handles with different lengths to deal with the valve screws 3 requiring different torques.

The working principle of the air adjusting tool is as follows:

a maintenance worker opens the engine cylinder head cover, holds the first handle 11 with one hand, brings the sleeve 10 close to the valve adjusting nut 4, enables the first mounting inner hole 101 to be matched with the valve adjusting nut 4 in a sleeved mode, holds the second handle 21 with the other hand, penetrates the fixing part 20 into the sleeve 10, and enables the second mounting inner hole 201 to be matched with a protruding block at the front end of the valve screw 3 in a sleeved mode; keep handheld first handle 11 motionless, make valve adjusting nut 4 fix current position, exert external force at second handle 21 along the screw thread direction of rotation and drive fixed part 20 and rotate, valve screw 3 is threaded connection with valve adjusting nut 4, consequently when fixed part 20 rotates, twists valve screw 3 and rotates valve adjusting nut 4 relatively and rotate, rotates and turns into linear motion, and valve screw 3 moves up and down relative nut simultaneously to adjust carminative aperture.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.

Claims

1. The air valve adjusting tool is characterized by comprising a first wrench (1) and a second wrench (2), wherein the first wrench (1) comprises a sleeve (10) and a first handle (11) connected with the sleeve (10), and the second wrench (2) comprises a fixing part (20) and a second handle (21) detachably connected with the fixing part (20); the outer diameter of the fixing part (20) is smaller than the inner diameter of the sleeve (10), and the fixing part (20) can penetrate into one end of the sleeve (10) and rotate relative to the sleeve (10).

2. The air valve adjusting tool according to claim 1, characterized in that the first wrench (1) is L-shaped, and the other end of the sleeve (10) is provided with a first mounting inner hole (101) matching the contour of the nut.

3. Valve adjusting tool according to claim 1, characterized in that the fixing part (20) is provided with a second mounting inner hole (201) matching the front end profile of the valve screw (3).

4. The tool for adjusting the valve according to claim 1, wherein the second handle (21) is detachably connected to the fixing portion (20) by a connecting portion (22).

5. The tool for adjusting the valve according to claim 4, wherein one end of the connecting portion (22) is fixedly connected with the fixing portion (20) and the other end is detachably connected with the second handle (21).