CN217572777U

CN217572777U - Hammer with adjustable arm of force for subway maintenance

Info

Publication number: CN217572777U
Application number: CN202220945500.2U
Authority: CN
Inventors: 潘锋; 邹群超; 李佳健
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-10-14
Anticipated expiration: 2032-04-22

Abstract

The utility model relates to a hammer of adjustable arm of force for subway overhaul, including the tup, the one end fixedly connected with regulation pole of tup, the outer pot head of regulation pole is equipped with the sleeve pipe, the axle center direction of regulation pole is equipped with first rectangular channel, both sides all are equipped with the second rectangular channel about the inside of regulation pole, the intraductal fixedly connected with first rack of sleeve, first rack sliding connection is in first rectangular channel, slidable mounting has the second rack in the second rectangular channel, still be equipped with pulling mechanism on the regulation pole; when the length of the force arm needs to be adjusted, the threaded sleeve is rotated to push the sliding pipe to slide towards the annular groove, so that under the elastic action of the spring, the two second racks are ejected back to slide without being meshed with the first racks in a staggered manner, then the rod is adjusted in a sliding manner, and the relative length of the sleeve and the rod is adjusted.

Description

Hammer with adjustable arm of force for subway maintenance

Technical Field

The utility model relates to a hammer technical field specifically is a hammer of adjustable arm of force is used in subway maintenance.

Background

Subway overhauls and generally divide into the multiple, and the simplest classification has vehicle maintenance, station and tunnel civil engineering installation and overhaul, electrical apparatus circuit maintenance, overhaul of the equipments, the main content of vehicle section work: regular repair tasks such as fixed repair, overhaul, frame repair and the like of vehicles are undertaken, and sometimes a hammer is needed to reinforce loose nails in the subway repair process so as to ensure stable operation of the subway;

through search, the Chinese patent publication numbers are: the patent CN201736197U discloses a hammer, which comprises a hammer head connected with a hammer handle, and a hollow area connected with the hammer handle and capable of loading nails; the special utilization has the following defects: in the actual working process of the hammer, the length of the hammer handle is fixed, and the length of the hammer handle cannot be adjusted according to the use condition and the environment requirement, namely when an object far away from a worker needs to be hammered, the traditional hammer cannot meet the use requirement.

In conclusion, the application provides the hammer with the adjustable force arm for subway overhaul to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a subway overhauls hammer with adjustable arm of force is in order to solve the hammer at the actual work in-process, and the length of hammer handle is fixed, can not adjust the length of hammer handle according to the needs of in service behavior and environment, when the object of locating far away from the workman needs hammer action industry promptly, traditional hammer can not satisfy the problem of operation requirement, the utility model discloses convenient to use, easy operation, systematic height, the practicality is strong.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a subway overhauls hammer with adjustable arm of force, includes the tup, the one end fixedly connected with of tup adjusts the pole, the outer pot head of adjusting the pole is equipped with the sleeve pipe, the axle center direction of adjusting the pole is equipped with first rectangular channel, both sides all are equipped with the second rectangular channel about the inside of adjusting the pole, the first rack of fixedly connected with in the sleeve pipe, first rack sliding connection is in first rectangular channel, slidable mounting has the second rack in the second rectangular channel, still be equipped with pulling mechanism on the regulation pole.

Preferably, the pulling mechanism is the threaded rod with adjust the coaxial fixed connection of pole, threaded sleeve is installed to the screw thread on the threaded rod, the one end of threaded sleeve is rotated and is installed the slip pipe, the position of adjusting the slip pipe that the pole corresponds is equipped with the ring channel, slip pipe sliding connection is in the ring channel, the one end fixedly connected with stay cord of second rack, the one end of stay cord run through adjust the pole after with slip pipe fixed connection.

Preferably, a spring is fixedly connected between the second rack and the second rectangular groove.

Preferably, fixedly connected with guide post in the second rectangular channel, the guide post runs through and sliding connection in second rack.

Preferably, the inner bottom end and the top end of the sliding pipe are fixedly connected with limiting sliding blocks, limiting sliding grooves are formed in the positions, corresponding to the annular grooves, of the limiting sliding blocks, and the limiting sliding blocks are connected to the limiting sliding grooves in a sliding mode.

Preferably, one end of the threaded sleeve is provided with a T-shaped sliding groove, a T-shaped sliding ring is arranged in the T-shaped sliding groove in a sliding mode, and the T-shaped sliding ring is fixedly connected with the sliding pipe.

Preferably, a guide hole is formed in the position, corresponding to the pull rope, in the adjusting rod, and the pull rope penetrates through the guide hole and then is fixedly connected with the sliding pipe.

Preferably, the diameter of the threaded rod is smaller than the diameter of the adjusting rod.

Compared with the prior art, the beneficial effects of the utility model are that: in the use process of the utility model, when the length of the force arm needs to be adjusted, the threaded sleeve is rotated to push the sliding pipe to slide towards the annular groove, so that under the elastic action of the spring, the two second racks pop out and slide back to back without being meshed with the first rack in a staggered way, then the adjusting rod is slid, the relative length of the adjusting sleeve and the adjusting rod can be adjusted, after the adjustment is finished, the threaded sleeve is rotated again, the sliding pipe is pulled by the threaded sleeve to slide outwards, the two pull ropes are pulled by the sliding pipe, and the two second racks are clamped and meshed with the first rack again; therefore, the length of the force arm of the hammer can be changed, and the problem that the traditional hammer cannot be used when an object far away from a worker needs to be subjected to hammer operation is solved.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic perspective view of the adjusting lever of the present invention;

FIG. 3 is a schematic view of the main sectional structure of the present invention;

fig. 4 is a schematic view of the front section structure of the middle sleeve of the present invention;

fig. 5 is a schematic view of the front view section structure of the adjusting lever of the present invention;

FIG. 6 is an enlarged schematic view of the area A in FIG. 5 according to the present invention;

FIG. 7 is an enlarged schematic view of the area B in FIG. 5 according to the present invention;

fig. 8 is a schematic side view of the sliding tube of the present invention.

Reference numerals: 1. a hammer head; 2. adjusting a rod; 3. a threaded rod; 4. a sleeve; 5. a threaded sleeve; 6. a sliding tube; 7. a first rectangular groove; 8. a second rectangular groove; 9. a first rack; 10. a second rack; 11. a T-shaped chute; 12. a T-shaped slip ring; 13. a limiting slide block; 14. a limiting chute; 16. an annular groove; 17. a guide post; 18. and pulling a rope.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a hammer of adjustable arm of force is used in subway maintenance, including tup 1, the one end fixedly connected with of tup 1 adjusts pole 2, the outer end cover of adjusting pole 2 is equipped with sleeve pipe 4, the axle center direction of adjusting pole 2 is equipped with first rectangular channel 7, both sides all are equipped with second rectangular channel 8 about adjusting the inside of pole 2, the first rack of fixedly connected with 9 in the sleeve pipe 4, first rack 9 sliding connection is in first rectangular channel 7, slidable mounting has second rack 10 in the second rectangular channel 8, still be equipped with pulling mechanism on adjusting pole 2, under pulling mechanism's effect, when second rack 10 meshes with first rack 9 is crisscross, so alright with adjusting 2 spacing installations in sleeve pipe 4, when second rack 10 is not meshing with first rack 9 is crisscross, so alright mutual slip.

Referring to fig. 1 to 6, the pulling mechanism is a threaded rod 3 coaxially and fixedly connected with the adjusting rod 2, a threaded sleeve 5 is threadedly mounted on the threaded rod 3, a sliding tube 6 is rotatably mounted at one end of the threaded sleeve 5, an annular groove 16 is formed in the position of the sliding tube 6 corresponding to the adjusting rod 2, the sliding tube 6 is slidably connected in the annular groove 16, a pull rope 18 is fixedly connected to one end of the second rack 10, one end of the pull rope 18 penetrates through the adjusting rod 2 and then is fixedly connected with the sliding tube 6, and when the threaded sleeve 5 rotates, the sliding tube 6 can be pushed or pulled, and the pull rope 18 can be pulled or released by movement of the sliding tube 6.

Referring to fig. 7, a spring is fixedly connected between the second rack 10 and the second rectangular groove 8, and when the pull rope 18 is not pulled by the second rack 10, the second rack 10 slides upwards under the elastic force of the spring and then is not engaged with the first rack 9.

Referring to fig. 7, a guide post 17 is fixedly connected in the second rectangular groove 8, the guide post 17 penetrates through and is slidably connected to the second rack 10, and the guide post 17 guides the second rack 10.

Referring to fig. 6, the inner bottom end and the top end of the sliding tube 6 are both fixedly connected with a limiting slide block 13, a limiting slide groove 14 is disposed at a position of the limiting slide block 13 corresponding to the annular groove 16, the limiting slide block 13 is slidably connected to the limiting slide groove 14, and the limiting slide block 13 and the limiting slide groove 14 guide the sliding tube 6, so that the sliding tube 6 can be stably slidably mounted in the annular groove 16.

Referring to fig. 6, one end of the threaded sleeve 5 is provided with a T-shaped sliding slot 11, a T-shaped sliding ring 12 is slidably mounted in the T-shaped sliding slot 11, the T-shaped sliding ring 12 is fixedly connected with the sliding tube 6, and the threaded sleeve 5 is rotatably connected with the sliding tube 6 by the cooperation of the T-shaped sliding slot 11 and the T-shaped sliding ring 12.

Referring to fig. 5, a guide hole is formed in the adjusting rod 2 at a position corresponding to the pull rope 18, the pull rope 18 passes through the guide hole and then is fixedly connected with the sliding tube 6, and the diameter of the threaded rod 3 is smaller than that of the adjusting rod 2.

The working principle is as follows: when the length of the force arm is required to be adjusted according to the field situation, the threaded sleeve 5 is rotated on the threaded rod 3, the threaded sleeve 5 moves towards one end far away from the hammer head 1, the threaded sleeve 5 can rotate on the sliding tube 6 through the matching of the T-shaped sliding groove 11 and the T-shaped sliding ring 12, and the threaded sleeve 5 moves and is guided downwards through the limiting sliding blocks 13 and the limiting sliding grooves 14, so that the sliding tube 6 can be pushed to slide in the annular groove 16 until the sliding tube 6 does not stretch the pull rope 18, so that under the elastic action of the spring, the two second racks 10 pop out and slide back to each other, and are guided through the guide posts 17, so that the second racks 10 are not in staggered meshing with the first racks 9, then the rod 2 is adjusted in a sliding manner, the rod 2 is stretched and slid in the sleeve 4, the relative length of the sleeve 4 and the rod 2 can be adjusted, and the overall length of the sleeve 4 and the rod 2 is increased or decreased;

after the regulation finishes, rotate the thread bush 5 once more, let the thread bush 5 rotate towards the direction of tup 1, thread bush 5 pulling sliding tube 6 outwards slides, sliding tube 6 outwards slides from ring channel 16, so sliding tube 6 can stimulate stay cord 18, two stay cords 18 stimulate two second racks 10 respectively and slide in opposite directions, until two second racks 10 joint meshing on first rack 9 can, so alright with adjusting 2 spacing installations on the first rack 9 of sleeve pipe 4, also be exactly with adjusting 2 and sleeve pipe 4 and carry out fixed mounting, so the arm of force length of this equipment can change, when having solved the object needs hammer operation far away from the workman, traditional hammer can not satisfy the problem of using.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a subway overhauls hammer with adjustable arm of force, includes tup (1), the one end fixedly connected with of tup (1) is adjusted pole (2), the outer end cover of adjusting pole (2) is equipped with sleeve pipe (4), its characterized in that: the axle center direction of adjusting pole (2) is equipped with first rectangular channel (7), both sides all are equipped with second rectangular channel (8) about the inside of adjusting pole (2), the first rack of fixedly connected with (9) in sleeve pipe (4), first rack (9) sliding connection is in first rectangular channel (7), slidable mounting has second rack (10) in second rectangular channel (8), still be equipped with pulling mechanism on adjusting pole (2).

2. The hammer with the adjustable force arm for the subway maintenance as claimed in claim 1, wherein: pulling mechanism is threaded rod (3) with adjust coaxial fixed connection of pole (2), threaded sleeve (5) are installed to threaded rod (3) last screw thread, the one end of threaded sleeve (5) is rotated and is installed slip pipe (6), the position of adjusting the slip pipe (6) that pole (2) correspond is equipped with ring channel (16), slip pipe (6) sliding connection is in ring channel (16), the one end fixedly connected with stay cord (18) of second rack (10), the one end of stay cord (18) runs through and adjusts pole (2) back and slip pipe (6) fixed connection.

3. The hammer with the adjustable moment arm for subway maintenance as claimed in claim 1 or 2, wherein: and a spring is fixedly connected between the second rack (10) and the second rectangular groove (8).

4. The hammer with the adjustable force arm for subway overhaul according to claim 3, wherein: fixedly connected with guide post (17) in second rectangular channel (8), guide post (17) run through and sliding connection in second rack (10).

5. The hammer with the adjustable force arm for subway maintenance according to claim 2, wherein: the inner bottom end and the top end of the sliding tube (6) are fixedly connected with limiting sliding blocks (13), limiting sliding grooves (14) are formed in the positions, corresponding to the annular grooves (16), of the limiting sliding blocks (13), and the limiting sliding blocks (13) are connected to the limiting sliding grooves (14) in a sliding mode.

6. The hammer with the adjustable force arm for subway maintenance according to claim 2, wherein: one end of the threaded sleeve (5) is provided with a T-shaped sliding groove (11), a T-shaped sliding ring (12) is arranged in the T-shaped sliding groove (11) in a sliding mode, and the T-shaped sliding ring (12) is fixedly connected with the sliding pipe (6).

7. The hammer with the adjustable force arm for subway maintenance according to claim 2, wherein: the position of the pull rope (18) corresponding to the inside of the adjusting rod (2) is provided with a guide hole, and the pull rope (18) penetrates through the guide hole and then is fixedly connected with the sliding pipe (6).

8. The hammer with the adjustable force arm for subway maintenance according to claim 2, wherein: the diameter of the threaded rod (3) is smaller than that of the adjusting rod (2).