CN214578244U

CN214578244U - Specially-made locknut for railway contact network

Info

Publication number: CN214578244U
Application number: CN202120834875.7U
Authority: CN
Inventors: 封叶
Original assignee: Boshida Technology Development Co ltd
Current assignee: Boshida Technology Development Co ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-11-02
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses a specially-made locknut for a railway contact network, which comprises a locknut body, a screw body and a first fixed block, wherein the inner wall of the locknut body is meshed and connected with the screw body; through the lock nut body of design, the screw body, second stopper and first stopper and tooth, install the surface to the screw body through rotatory lock nut body, remove through promoting the second stopper afterwards, drive first stopper when the second stopper removes this moment and move forward, it is spacing to drive tooth to carry out the screw body when first stopper removes, when the device uses, remove through pulling the second stopper, the second stopper drives first stopper this moment and removes, tooth cancellation is spacing to the screw body afterwards, the spacing effect of being convenient for has been reached through the optimization to the lock nut body, the not hard up condition appears using the lock nut body for a long time in preventing.

Description

Specially-made locknut for railway contact network

Technical Field

The utility model belongs to the technical field of locknut, concretely relates to purpose-built locknut of railway contact net.

Background

The locknut is originated abroad, it is permanently attached to the screw thread with special engineering plastics, so that the engineering plastics are extruded to produce strong reaction force in the course of tightening the internal and external screw threads, and can greatly increase the friction force between internal and external screw threads, and can provide absolute resistance to vibration.

The existing locknut has no limit structure temporarily, and the locknut is slightly better than a common nut in stable effect, but the loosening condition can also occur for a long time, so that the locknut needs to be maintained regularly and is troublesome, and the corrosive condition can occur due to long-time use of a railway contact network installed outdoors, so that the service life of the locknut is reduced, and the specially-made locknut for the railway contact network is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a purpose-built locknut of railway contact net to the locknut who proposes in solving above-mentioned background art does not have limit structure temporarily, because the more ordinary nut of locknut stable effect is better slightly, nevertheless can appear the not hard up condition equally for a long time, thereby lead to locknut to need regularly maintain, comparatively troublesome, and because railway contact net installs to outdoor, the condition of corruption can appear in long-time use, thereby lead to the problem that locknut life reduces.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a purpose-built locknut of railway contact net, includes locknut body, screw body and first fixed block, the inner wall meshing of locknut body is connected with the screw body, the surface symmetry of locknut body is inserted and is equipped with first stopper, the first stopper is kept away from the first fixed block of the equal fixedly connected with in a side of locknut body, the inside of first stopper all is equipped with reset spring, the equal fixedly connected with spout of surface of locknut body, the equal symmetrical fixed mounting of surface of first stopper has two connecting blocks, the side that first stopper was kept away from to the connecting block all is equipped with the slider, the inside of first stopper is all inserted and is equipped with the second stopper, the equal fixed mounting in a side that the second stopper is close to first stopper has the second fixed block.

Preferably, the outer surface cover of locknut body is equipped with the arc limiting plate, the equal fixed mounting of inner wall of arc limiting plate has the rubber sleeve, first protecting groove has been seted up to the inner wall symmetry of rubber sleeve, the second protecting groove has been seted up to the inner wall symmetry of arc limiting plate.

Preferably, the connecting block all runs through in the surface of spout, and the connecting block is kept away from a side of first stopper all with a side fixed mounting of slider to the surface of slider all with the inner wall sliding connection of spout.

Preferably, a side of the first fixed block is fixedly mounted with one end of the return spring, and the other end of the return spring is fixedly mounted with a side of the second fixed block.

Preferably, the equal fixed mounting in a side that first stopper is close to the screw body has the rodent, the surface of rodent all closely laminates with the surface of screw body, and the surface of rodent all is connected with the surface meshing of screw body.

Preferably, the shape of the second protection groove is trapezoidal, the outer surface of the second protection groove is tightly attached to the outer surface of the second limiting block, and the outer surface of the second protection groove is slidably connected with the outer surface of the second limiting block.

Preferably, the number of the first protection grooves is six, the outer surfaces of the first protection grooves are tightly attached to the outer surface of the locknut body, and the outer surfaces of the first protection grooves are movably connected with the outer surface of the locknut body.

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

1. through the lock nut body of design, the screw body, second stopper and first stopper and tooth, install the surface to the screw body through rotatory lock nut body, remove through promoting the second stopper afterwards, drive first stopper when the second stopper removes this moment and move forward, it is spacing to drive tooth to carry out the screw body when first stopper removes, when the device uses, remove through pulling the second stopper, the second stopper drives first stopper this moment and removes, tooth cancellation is spacing to the screw body afterwards, the spacing effect of being convenient for has been reached through the optimization to the lock nut body, the not hard up condition appears using the lock nut body for a long time in preventing.

2. Through the arc limiting plate of design, the locknut body, second protecting groove and second stopper, through establishing the surface of arc limiting plate cover to the locknut body, the second protecting groove is spacing to the second stopper afterwards, the rubber sleeve protects the surface of locknut body this moment, drive the second protecting groove through pulling the arc limiting plate and remove when the device uses, the arc limiting plate is dismantled from the surface of locknut body this moment, reached the effect of being convenient for protect and secondary spacing through the optimization to the locknut body, the dust gets into inside when preventing to appear outdoor long term use, thereby influence the condition of the life of locknut body.

Drawings

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

fig. 2 is a schematic top view of the cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the rubber sleeve structure of the present invention;

FIG. 4 is a schematic view of the screw body structure of the present invention;

fig. 5 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1. a locknut body; 2. a first stopper; 211. a rodent; 3. a first fixed block; 4. a return spring; 5. a chute; 6. connecting blocks; 7. a slider; 8. a second limiting block; 9. a second fixed block; 10. an arc limiting plate; 11. a screw body; 12. a rubber sleeve; 13. a first guard tank; 14. a second guard tank.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a purpose-built locknut of railway contact net, including locknut body 1, screw body 11 and first fixed block 3, the inner wall meshing of locknut body 1 is connected with screw body 11, the surface symmetry of locknut body 1 is inserted and is equipped with first stopper 2, the first stopper 2 is kept away from the first fixed block 3 of the equal fixedly connected with in a side of locknut body 1, the inside of first stopper 2 all is equipped with reset spring 4, the equal fixedly connected with spout 5 in surface of locknut body 1, the equal symmetrical fixed mounting of surface of first stopper 2 has two connecting blocks 6, a side that first stopper 2 was kept away from to connecting block 6 all is equipped with slider 7, the inside of first stopper 2 is all inserted and is equipped with second stopper 8, the equal fixed mounting in a side that second stopper 8 is close to first stopper 2 has second fixed block 9.

In this embodiment, install to the surface of screw body 11 through rotatory locknut body 1, remove through promoting second stopper 8 afterwards, drive first stopper 2 when second stopper 8 removes this moment and carry out the antedisplacement, it is spacing to drive rodent 211 when first stopper 2 removes screw body 11, when the device uses, remove through pulling second stopper 8, second stopper 8 drives first stopper 2 and removes this moment, rodent 211 cancels spacing to screw body 11 afterwards, optimization through to locknut body 1 has reached the spacing effect of being convenient for, the condition that becomes flexible appears in locknut body 1 for a long time of preventing to appear using.

Specifically, the outer surface cover of locknut body 1 is equipped with arc limiting plate 10, and the equal fixed mounting of inner wall of arc limiting plate 10 has rubber sleeve 12, and first protecting groove 13 has been seted up to the inner wall symmetry of rubber sleeve 12, and second protecting groove 14 has been seted up to the inner wall symmetry of arc limiting plate 10.

In this embodiment, establish the surface to locknut body 1 through overlapping arc limiting plate 10, second protecting groove 14 is spacing to second stopper 8 afterwards, rubber sleeve 12 protects locknut body 1's surface this moment, drive second protecting groove 14 through pulling arc limiting plate 10 and remove when the device uses, arc limiting plate 10 is dismantled from locknut body 1's surface this moment, reached the effect of being convenient for to protect with the secondary is spacing through the optimization to locknut body 1, the dust gets into inside when preventing outdoor long time use, thereby the condition of the life of influence locknut body 1.

Specifically, connecting block 6 all runs through in the surface of spout 5, and connecting block 6 keeps away from a side of first stopper 2 all with a side fixed mounting of slider 7 to the surface of slider 7 all with the inner wall sliding connection of spout 5.

In this embodiment, the surface through setting up slider 7 all with the inner wall sliding connection of spout 5, the effectual stability that has increased prevents the condition of slider 7 and 5 dislocation of spout.

Specifically, a side of the first fixing block 3 is fixedly mounted with one end of the return spring 4, and the other end of the return spring 4 is fixedly mounted with a side of the second fixing block 9.

In this embodiment, all with a side fixed mounting of second fixed block 9 through the other end that sets up reset spring 4, be favorable to increasing stability, prevent the condition that reset spring 4 and second fixed block 9 dislocated.

Specifically, the equal fixed mounting in a side that first stopper 2 is close to screw body 11 has rodent 211, and the surface of rodent 211 all closely laminates with the surface of screw body 11, and the surface of rodent 211 all is connected with the surface meshing of screw body 11.

In this embodiment, the surface through setting up rodent 211 all is connected with the surface meshing of screw body 11, is favorable to increasing the practicality, prevents the condition that rodent 211 is difficult to use.

Specifically, the shape of second protecting groove 14 is trapezoidal, and the surface of second protecting groove 14 all closely laminates with the surface of second stopper 8 to the surface of second protecting groove 14 all with the surface sliding connection of second stopper 8.

In this embodiment, the outer surface through setting up second protecting groove 14 all with second stopper 8's surface sliding connection, the effectual stability that has increased prevents the condition that second protecting groove 14 and second stopper 8 misplaced.

Specifically, the number of the first protection grooves 13 is six, the outer surfaces of the first protection grooves 13 are tightly attached to the outer surface of the locknut body 1, and the outer surfaces of the first protection grooves 13 are movably connected with the outer surface of the locknut body 1.

In this embodiment, the surface through setting up first protective housing 13 all with locknut body 1's surface swing joint, is favorable to increasing stability, prevents the condition that first protective housing 13 and locknut body 1 misplaced.

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 purpose-built locknut of railway contact net, includes locknut body (1), screw body (11) and first fixed block (3), its characterized in that: the inner wall of the locknut body (1) is engaged with a screw body (11), the outer surface of the locknut body (1) is symmetrically inserted with first limiting blocks (2), one side surface of the first limiting block (2) far away from the locknut body (1) is fixedly connected with a first fixing block (3), the inner part of the first limiting block (2) is provided with a return spring (4), the outer surface of the locknut body (1) is fixedly connected with a chute (5), the outer surface of the first limiting block (2) is symmetrically and fixedly provided with two connecting blocks (6), a sliding block (7) is arranged on one side surface of the connecting block (6) far away from the first limiting block (2), a second limiting block (8) is inserted in the first limiting block (2), and a second fixed block (9) is fixedly mounted on one side surface of the second limiting block (8) close to the first limiting block (2).

2. The special locknut for the railway contact net of claim 1, which is characterized in that: the outer surface cover of locknut body (1) is equipped with arc limiting plate (10), the equal fixed mounting of inner wall of arc limiting plate (10) has rubber sleeve (12), first protecting groove (13) have been seted up to the inner wall symmetry of rubber sleeve (12), second protecting groove (14) have been seted up to the inner wall symmetry of arc limiting plate (10).

3. The special locknut for the railway contact net of claim 1, which is characterized in that: the connecting block (6) all runs through in the surface of spout (5), and a side that first stopper (2) were kept away from in connecting block (6) all with a side fixed mounting of slider (7) to the surface of slider (7) all with the inner wall sliding connection of spout (5).

4. The special locknut for the railway contact net of claim 1, which is characterized in that: one side of the first fixing block (3) is fixedly mounted with one end of the reset spring (4), and the other end of the reset spring (4) is fixedly mounted with one side of the second fixing block (9).

5. The special locknut for the railway contact net of claim 1, which is characterized in that: the equal fixed mounting in a side that first stopper (2) are close to screw body (11) has rodent (211), the surface of rodent (211) all closely laminates with the surface of screw body (11), and the surface of rodent (211) all is connected with the surface meshing of screw body (11).

6. The special locknut for the railway contact net of claim 2, which is characterized in that: the shape of second protective groove (14) is trapezoidal, and the surface of second protective groove (14) all closely laminates with the surface of second stopper (8), and the surface of second protective groove (14) all with the surface sliding connection of second stopper (8).

7. The special locknut for the railway contact net of claim 2, which is characterized in that: the number of the first protection grooves (13) is six, the outer surfaces of the first protection grooves (13) are tightly attached to the outer surface of the locknut body (1), and the outer surfaces of the first protection grooves (13) are movably connected with the outer surface of the locknut body (1).