CN214604029U

CN214604029U - Special spanner for railway maintenance

Info

Publication number: CN214604029U
Application number: CN202120508016.9U
Authority: CN
Inventors: 阮杜华; 曾钧; 向政; 唐吉宗
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-11-05
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a special spanner of railway maintenance, including the dead lever, some joint grooves are seted up to the one end of dead lever, the fixed orifices has been seted up to the inner diapire in joint groove, the other end swing joint of dead lever has the handle, the upper surface swing joint of handle has the threaded rod, the fixed slot has been seted up at the top of threaded rod, the inner wall fixedly connected with of fixed slot changes the handle. This railway maintenance special spanner, through the handle, the threaded rod, the fixed slot sets up with the combination of changeing the handle, can convenient to use person adjust dead lever one end and peg graft at the inside length of handle, so that the user can be when wrench movement tighter nut or screw, the length through the extension spanner reduces the dynamics that the user wrench movement nut or screw, the effectual user of having avoided uses great strength wrench movement spanner, lead to the arm ache, influence the subsequent maintenance work of user, further effectual practicality that has improved the device.

Description

Special spanner for railway maintenance

Technical Field

The utility model relates to a maintenance spanner technical field specifically is a special spanner of railway maintenance.

Background

At present, the railway transportation industry of China develops rapidly, particularly, the high-speed railway is located at the front edge of the world, along with the development of railway industry, the maintenance of the railway is very important, the railway of our country can run at the front edge of the world, the railway unit occupies very important factors for the maintenance of the railway, and a wrench is often used for railway maintenance.

Chinese patent public notation No. CN201220180432.1 discloses a wrench with wrench openings of three specifications, which comprises a first wrench opening (1a), a second wrench opening (1b), a handle (2) and a handle wrench opening (3), wherein the two ends of the handle are respectively provided with the first wrench opening and the second wrench opening, and the handle is provided with the handle wrench opening; the width of the wrench opening of the first wrench opening is 60 mm; the width of the wrench opening of the second wrench opening is 41 mm; the width of the handle wrench opening is 5 mm; the first wrench opening, the second wrench opening and the handle wrench opening are all in an opening shape. The utility model discloses rational in infrastructure, high durability and convenient use, portable, combine the spanner of three kinds of specifications together, the hexagon nut who is fit for different bores uses, especially be suitable for great hexagon nut and less hexagon nut, the work efficiency is improved, but most can only use the bolt of a specification, it is comparatively inconvenient, and carry a plurality of spanners and can increase user's the burden of carrying, can influence the user to carry other article to a certain extent, the length of not convenient for use person regulation spanner handle department in addition, when the bolt that is too tight is twisted to the movement, need the user to use great strength, lead to the aching pain of hand, influence user's subsequent maintenance work.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a special spanner of railway maintenance has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a railway maintenance special spanner, includes the dead lever, two joint grooves have been seted up to the one end of dead lever, one of them the fixed orifices has been seted up to the inner diapire in joint groove, the other end swing joint of dead lever has the handle, the upper surface swing joint of handle has the threaded rod, the fixed slot has been seted up at the top of threaded rod, the inner wall fixedly connected with of fixed slot changes the handle.

Optionally, the surface of the handle is sleeved with a rubber sleeve, and the surface of the rubber sleeve is provided with anti-slip lines.

Optionally, a silica gel pad is bonded on the surface of the rotating handle, and an inclined groove is formed in the surface of the silica gel pad.

Optionally, the inner wall of the clamping groove is movably connected with a wrench head, and the surface of the wrench head is provided with three rotating holes.

Optionally, the upper surface of the wrench head is in threaded connection with a movable rod, and one end of the movable rod is movably connected to the inner wall of the fixed hole.

Optionally, the top of the movable rod is fixedly connected with a handle, and a silica gel sleeve is sleeved on the surface of the handle.

(III) advantageous effects

The utility model provides a special spanner of railway maintenance possesses following beneficial effect:

1. this special spanner of railway maintenance sets up through the combination of joint groove and fixed orifices, can convenient to use person change wrench end, and effectual user of having avoided carries a plurality of spanners simultaneously, increases user's the weight of carrying, influences the user and carries other repair tools, for the user accomplishes maintenance work smoothly and provides favorable condition, the effectual practicality that has improved the device.

2. This railway maintenance special spanner, through the handle, the threaded rod, the fixed slot sets up with the combination of changeing the handle, can convenient to use person adjust dead lever one end and peg graft at the inside length of handle, so that the user can be when wrench movement tighter nut or screw, the length through the extension spanner reduces the dynamics that the user wrench movement nut or screw, the effectual user of having avoided uses great strength wrench movement spanner, lead to the arm ache, influence the subsequent maintenance work of user, further effectual practicality that has improved the device.

Drawings

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

FIG. 2 is an enlarged schematic view of the present invention at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the present invention at B in FIG. 1;

fig. 4 is a schematic diagram of the structure of the joint groove of the present invention.

In the figure: 1. fixing the rod; 2. a clamping groove; 3. a fixing hole; 4. a grip; 5. a threaded rod; 6. fixing grooves; 7. turning a handle; 8. a rubber sleeve; 9. a wrench head; 10. rotating the hole; 11. a movable rod; 12. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a special spanner for railway maintenance comprises a fixed rod 1, in order to avoid that a user carries a plurality of spanners simultaneously, the carried weight is too heavy, and other maintenance tools carried by the user are influenced, two clamping grooves 2 are formed in one end of the fixed rod 1, a spanner head 9 is movably connected to the inner walls of the two clamping grooves 2, three rotating holes 10 are formed in the surface of the spanner head 9, the specifications of the three rotating holes 10 are different, so that nuts of different specifications can be twisted, a movable rod 11 is connected to the upper surface of the spanner head 9 in a threaded manner, one end of the movable rod 11 is movably connected to the inner wall of a fixed hole 3, a handle 12 is fixedly connected to the top of the movable rod 11, a silica gel sleeve is sleeved on the surface of the handle 12, and a fixed hole 3 is formed in the inner bottom wall of one clamping groove 2;

for the convenience of the user is through the length that changes the spanner, reduce the dynamics that the user twisted the nut through the spanner, the other end swing joint of dead lever 1 has handle 4, rubber sleeve 8 has been cup jointed on the surface of handle 4, and rubber sleeve 8's surface is provided with anti-skidding line, and the upper surface swing joint of handle 4 has threaded rod 5, and fixed slot 6 has been seted up at the top of threaded rod 5, and the inner wall fixedly connected with of fixed slot 6 changes 7, changes 7 the surface bonding of surface has the silica gel pad, just the surface of silica gel pad is provided with the chute.

The utility model discloses in, the device's working procedure as follows:

1. when in use, different rotating holes 10 are selected according to the specification of the nut or the bolt, so that a user can rotate the nut or the bolt along the thread direction through the handle 4;

2. when the nut or the bolt is fixed tightly, a user can stir the rotating handle 7 to loosen one end of the threaded rod 5 from the surface of the fixed rod 1, so that the length of the insertion of one end of the fixed rod 1 to the inner wall of the handle 4 can be adjusted;

3. when the wrench head 9 needs to be replaced, one end of the wrench head 9 is inserted into the inner wall of the clamping groove 2, and then the movable rod 11 is rotated along the thread direction, so that one end of the movable rod 11 is fixed on the inner wall of the fixed hole 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a railway maintenance special spanner, includes dead lever (1), its characterized in that: two joint grooves (2) have been seted up to the one end of dead lever (1), one of them fixed orifices (3) have been seted up to the inner diapire in joint groove (2), the other end swing joint of dead lever (1) has handle (4), the upper surface swing joint of handle (4) has threaded rod (5), fixed slot (6) have been seted up at the top of threaded rod (5), the inner wall fixedly connected with of fixed slot (6) is changeed (7).

2. The special wrench for railway maintenance according to claim 1, wherein: the surface of the handle (4) is sleeved with a rubber sleeve (8), and the surface of the rubber sleeve (8) is provided with anti-skid lines.

3. The special wrench for railway maintenance according to claim 1, wherein: the surface of the rotating handle (7) is bonded with a silica gel pad, and the surface of the silica gel pad is provided with a chute.

4. The special wrench for railway maintenance according to claim 1, wherein: two the inner wall swing joint of joint groove (2) has spanner head (9), three rotation hole (10) have been seted up on the surface of spanner head (9).

5. The special wrench for railway maintenance according to claim 4, wherein: the upper surface of the wrench head (9) is in threaded connection with a movable rod (11), and one end of the movable rod (11) is movably connected to the inner wall of the fixed hole (3).

6. The special wrench for railway maintenance according to claim 5, wherein: the top fixedly connected with handle (12) of movable rod (11), the surface of handle (12) has cup jointed the silica gel cover.