CN218489653U

CN218489653U - Anti-running fastener for railway vehicle

Info

Publication number: CN218489653U
Application number: CN202222339834.8U
Authority: CN
Inventors: 徐和全
Original assignee: Baoji Heng'an Railway Material Co ltd
Current assignee: Baoji Heng'an Railway Material Co ltd
Priority date: 2022-09-03
Filing date: 2022-09-03
Publication date: 2023-02-17
Anticipated expiration: 2032-09-03

Abstract

A railway vehicle anti-slide fastener comprises a hook and a screw, wherein a connecting seat is fixed at one end of the screw, a hinging seat is vertically and rotatably connected to the connecting seat, and the tail end of the hook is horizontally hinged to the hinging seat; the nut seat is connected to the screw in a threaded mode, the nut seat is hinged to the nut seat, and the crank is clamped to the other end of the screw. The utility model discloses a set up articulated seat, make the couple axial rotation, also can the radial oscillation, overcome the couple and be difficult to hook the problem of hand brake chain ring.

Description

Anti-running fastener for railway vehicle

Technical Field

The utility model belongs to the technical field of railway equipment, concretely relates to railway vehicle prevents swift current binding.

Background

The anti-slip fastener is mainly used in station yards to prevent parked trucks from slipping. With the utility model discloses the closest prior art is "railway vehicle prevents swift current brake rigging, patent number: 200820141468.2, "the hook can only axially rotate along the threaded sleeve, and the problem exists in the actual use process that when 1, the hand brake chain ring is parallel to the screw rod, the hook is not easy to hook the hand brake chain ring; 2. when the anti-slip fastener is installed and taken off, an operator needs to carry the crank back and forth, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a railway vehicle anti-running fastener, which overcomes the defects of the prior art.

The utility model adopts the technical proposal that: a railway vehicle anti-slip fastener comprises a hook and a screw, wherein a connecting seat is fixed at one end of the screw, a hinge seat is vertically and rotatably connected to the connecting seat, and the tail end of the hook is horizontally hinged to the hinge seat; the screw rod is connected with a nut seat in a threaded mode, a clamping seat is hinged to the nut seat, and a crank is clamped at the other end of the screw rod.

One end of the hinged base is provided with two lugs, the other end of the hinged base is provided with a connecting shaft, the tail end of the hook is horizontally hinged between the two lugs through a pin shaft, and the connecting shaft is vertically and rotatably connected to the connecting base.

A cylindrical groove is formed in the center of the connecting seat, an internal thread is formed in an end opening of the cylindrical groove, a through hole is formed in the bottom of the cylindrical groove, and a check ring is fixedly sleeved on the connecting shaft after the connecting shaft extends into the cylindrical groove from the through hole; one end of the screw rod is in threaded connection with the internal thread of the port of the cylindrical groove and then is fixed with the connecting seat.

The end part of the connecting shaft is provided with an external thread, and the retainer ring is a nut.

One side of the clamping seat, which is far away from the hook, is provided with a groove and a jackscrew seat, the groove and the jackscrew seat are oppositely arranged at a certain distance, and a jackscrew perpendicular to the groove is connected with the internal thread of the jackscrew seat.

The nut seat is symmetrically provided with hinge columns at two sides, and the inner end of the clamping seat is hinged with the hinge columns through hinge holes.

One side of the clamping seat, which is close to the hook, is provided with a clamping groove and a hook groove, the clamping groove is close to the screw rod, and the hook groove is far away from the screw rod.

Compared with the prior art, the utility model has the advantages and beneficial effects:

1. the utility model discloses a set up articulated seat, make the couple axial rotation, also can the radial oscillation, overcome the couple and be difficult to hook the problem of hand brake chain ring.

2. The utility model discloses a set up recess and jackscrew in the cassette outside, can take off the crank and lock on the cassette after preventing swift current binding installation completion to conveniently pluck and prevent that the swift current binding uses, need not take the crank back to the room of on duty, alleviateed operating personnel's intensity of labour, conveniently prevent the installation of swift current binding and pluck moreover.

Drawings

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

FIG. 2 is a schematic view of the hinge seat structure of the present invention;

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

fig. 4 is a schematic structural view of the nut seat of the present invention;

fig. 5 is a schematic view of the state that the crank of the present invention is locked in the groove.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings 1-5 and the detailed description thereof.

A railway vehicle anti-slip fastener comprises a hook 1 and a screw 3, wherein a connecting seat 4 is fixed at one end of the screw 3, a hinge seat 2 is vertically and rotatably connected to the connecting seat 4, and the tail end of the hook 1 is horizontally hinged to the hinge seat 2; the screw rod 3 is connected with a nut seat 6 in a threaded mode, the nut seat 6 is hinged to a clamping seat 7, and a crank 5 is clamped at the other end of the screw rod 3.

In one embodiment, one end of the hinge base 2 is a double lug 2-1, the other end of the hinge base is a connecting shaft 2-2, and the tail end of the hook 1 is horizontally hinged between the double lugs 2-1 through a pin shaft 14; a cylindrical groove 4-1 is formed in the center of the connecting seat 4, an internal thread is formed at the port of the cylindrical groove 4-1, a through hole 4-2 is formed in the bottom of the cylindrical groove 4-1, and a retainer ring 13 is fixedly sleeved after the connecting shaft 2-2 extends into the cylindrical groove 4-1 from the through hole 4-2; one end of the screw rod 3 is connected with the internal thread of the port of the cylindrical groove 4-1 in a threaded manner and then is welded and fixed with the connecting seat 4. The hook 1 can rotate axially through the connecting shaft 2-2 and also can swing around the pin shaft 14, so that the problem that the hand brake chain ring is not easy to hook by the hook 1 is solved.

In the above embodiment, the end of the connecting shaft 2-2 has an external thread, and the retainer ring 13 is preferably a nut that is screwed on the end of the connecting shaft 2-2 and welded and fixed.

In one embodiment, the nut seat 6 is symmetrically provided with hinge columns 6-1 at two sides, and the inner end of the clamping seat 7 is hinged with the hinge columns 6-1 through hinge holes 7-1. One side of the clamping seat 7, which is close to the hook 1, is provided with a clamping groove 8 and a hook groove 9, the clamping groove 8 is close to the screw rod 3, and the hook groove 9 is far away from the screw rod 3.

In the above embodiment, in order to remove and lock the handle 5 at the end of the operation on the holder 7, it is convenient to use the next time. One side of the clamping seat 7 departing from the hook 1 is provided with a groove 10 and a jackscrew seat 11, the groove 10 and the jackscrew seat 11 are oppositely arranged at a certain distance, and a jackscrew 12 perpendicular to the groove 10 is connected with the internal thread of the jackscrew seat 11. After the operation is finished, the crank 5 is taken down and clamped in the groove 10, the jackscrew 12 is rotated through the small screwdriver to tightly jack the crank 5, the crank 5 is locked in the groove 10, when the crank is used next time, the jackscrew is loosened through the small screwdriver, the crank 5 can be taken down for reuse, the crank 5 does not need to be taken back to a duty room, and the operation is convenient.

During the use, adjust nut seat 6 to keeping away from 1 one end of couple, hook the hand brake chain ring after 1 rotatory opening just to the hand brake chain ring position with couple, through draw-in groove 8 and the hook groove 9 hook on the cassette 7 hand brake seat, through crank 5 drive screw 2 rotatory with cassette 7 with couple 1 screw up can, then take off crank 5 go into the recess 10 in to 12 tight cranks 5 in the rotatory jackscrew top through little screw sword, lock crank 5 in recess 10. Therefore, an operator only needs to carry the small screwdriver without taking the crank back and forth, and the operation is convenient.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the invention, so that equivalent changes made in the claims of the present invention should be included in the scope of the claims.

Claims

1. The utility model provides a railway vehicle antiskid binding, includes couple (1) and screw rod (3), its characterized in that: a connecting seat (4) is fixed at one end of the screw rod (3), a hinge seat (2) is vertically and rotatably connected to the connecting seat (4), and the tail end of the hook (1) is horizontally hinged to the hinge seat (2); the screw rod (3) is connected with a nut seat (6) in a threaded mode, the nut seat (6) is hinged to a clamping seat (7), and the other end of the screw rod (3) is clamped with a crank (5).

2. A railway vehicle anti-slide fastener according to claim 1, wherein: one end of the hinged base (2) is provided with two lugs (2-1), the other end of the hinged base is provided with a connecting shaft (2-2), the tail end of the hook (1) is horizontally hinged between the two lugs (2-1) through a pin shaft (14), and the connecting shaft (2-2) is vertically and rotatably connected to the connecting base (4).

3. A railway vehicle anti-slide fastener according to claim 2, wherein: a cylindrical groove (4-1) is formed in the center of the connecting seat (4), an internal thread is formed in the port of the cylindrical groove (4-1), a through hole (4-2) is formed in the bottom of the cylindrical groove (4-1), and a retainer ring (13) is fixedly sleeved after the connecting shaft (2-2) extends into the cylindrical groove (4-1) from the through hole (4-2); one end of the screw rod (3) is in threaded connection with the internal thread of the port of the cylindrical groove (4-1) and then is fixed with the connecting seat (4).

4. A railway vehicle anti-slide fastener according to claim 3, wherein: the end part of the connecting shaft (2-2) is provided with an external thread, and the retainer ring (13) is a nut.

5. A railway vehicle anti-slide fastener according to claim 1, 2, 3 or 4, wherein: one side of the clamping seat (7) departing from the hook (1) is provided with a groove (10) and a jackscrew seat (11), the groove (10) and the jackscrew seat (11) are oppositely arranged at a certain interval, and the jackscrew (12) perpendicular to the groove (10) is connected with the internal thread of the jackscrew seat (11).

6. A railway vehicle anti-slide fastener according to claim 4, wherein: hinge columns (6-1) are symmetrically arranged on two sides of the nut seat (6), and the inner end of the clamping seat (7) is hinged with the hinge columns (6-1) through hinge holes (7-1).

7. A railway vehicle anti-slide fastener according to claim 1, wherein: one side, close to the hook (1), of the clamping seat (7) is provided with a clamping groove (8) and a hook groove (9), the clamping groove (8) is close to the screw rod (3), and the hook groove (9) is far away from the screw rod (3).