CN215866781U

CN215866781U - Locomotive signal test loop wire support

Info

Publication number: CN215866781U
Application number: CN202121219691.6U
Authority: CN
Inventors: 李燕玲
Original assignee: Nanjing Pufu Locomotive Assembly Co ltd
Current assignee: Nanjing Pufu Locomotive Assembly Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-02-18
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a locomotive signal testing loop wire bracket. This support is including setting up first clamp splice and the second clamp splice in the track both sides, fixed connection can be dismantled with the one end of connecting pipe to first clamp splice, the connecting pipe passes orbital downside setting, be equipped with the connecting hole on the second clamp splice, connecting pipe sliding connection is in the connecting hole, fixedly connected with lock cover can be dismantled to the other end of connecting pipe, be equipped with the spring between lock cover and the second clamp splice, the upside of second clamp splice is equipped with branch, the upper end of branch is fixed with the ply-yarn drill. According to the utility model, the first clamping block and the second clamping block are arranged on two sides of the track, the clamping force between the first clamping block and the second clamping block is applied by the compressed spring, looseness caused by vibration of the track can be avoided, and the first clamping block and the lock sleeve are connected with the connecting pipe in a manner of convenient installation and disassembly, so that the construction efficiency can be improved.

Description

Locomotive signal test loop wire support

Technical Field

The utility model relates to the technical field of rail transit equipment, in particular to a locomotive signal testing loop wire support.

Background

The locomotive signal test loop is equipment installed on a steel rail of a locomotive depot and used for detecting the performance of vehicle-mounted signal equipment of a warehousing locomotive. The existing locomotive signal test loop wire support is generally fixed at the lower part of a track by bolts and the like, the installation of the fixing mode and the later-stage maintenance are time-consuming and labor-consuming when in renewal, the construction efficiency is influenced, the reliability after the fixing is not high, and the looseness caused by vibration is easy to cause. Therefore, improvements are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a locomotive signal testing loop wire bracket aiming at the defects in the prior art.

In order to achieve the purpose, the utility model provides a locomotive signal testing loop wire support which comprises a first clamping block and a second clamping block, wherein the first clamping block and the second clamping block are arranged on two sides of a track, the first clamping block is detachably and fixedly connected with one end of a connecting pipe, the connecting pipe penetrates through the lower side of the track, a connecting hole is formed in the second clamping block, the connecting pipe is connected in the connecting hole in a sliding mode, a lock sleeve is detachably and fixedly connected with the other end of the connecting pipe, a spring is arranged between the lock sleeve and the second clamping block, a supporting rod is arranged on the upper side of the second clamping block, and a wire clamp is fixed at the upper end of the supporting rod.

Furthermore, one end of the connecting pipe, which is connected with the first clamping block, is provided with a plurality of limiting lugs, and the first clamping block is provided with jacks matched with the connecting pipe and the limiting lugs.

Furthermore, a clamping groove for accommodating the limiting bump is formed in the outer side of the first clamping block.

Furthermore, the limiting lugs comprise two limiting lugs which are symmetrically arranged on two sides of the connecting pipe.

Furthermore, the inside of lock sleeve and the outside sliding connection of connecting pipe, the inside of connecting pipe is equipped with the spring leaf, be fixed with the card post on the spring leaf, be equipped with the through-hole that supplies the card post to pass on the connecting pipe, be equipped with on the lock sleeve with card post complex card hole.

Furthermore, the upper end of branch is equipped with spacing step, threaded connection has the nut on the branch of spacing step upside, the ply-yarn drill sets up between nut and spacing step.

Furthermore, a buffer sleeve is sleeved on the outer side of the lock sleeve.

Has the advantages that: according to the utility model, the first clamping block and the second clamping block are arranged on two sides of the track, the clamping force between the first clamping block and the second clamping block is applied by the compressed spring, looseness caused by vibration of the track can be avoided, and the first clamping block and the lock sleeve are connected with the connecting pipe in a manner of convenient installation and disassembly, so that the construction efficiency can be improved.

Drawings

FIG. 1 is a schematic structural diagram of a cab signal test loop bracket according to an embodiment of the utility model;

FIG. 2 is an enlarged partial schematic view of area A of FIG. 1;

fig. 3 is a schematic structural view of the first clamping block.

Detailed Description

The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 to 3, an embodiment of the present invention provides a locomotive signal testing loop wire bracket, including a first clamping block 2 and a second clamping block 3 disposed at two sides of a track 1, wherein shapes of the first clamping block 2 and the second clamping block 3 facing one side of the track 1 are identical to shapes of two ends of a lower side of the track 1, so that the first clamping block 2 and the second clamping block 3 can be attached to the two ends of the lower side of the track 1. Fixed connection can be dismantled with the one end of connecting pipe 4 to first clamp splice 2, and connecting pipe 4 passes track 1's downside setting, is equipped with the connecting hole on second clamp splice 3, and this connecting hole setting of connecting pipe 4 interlude to, 4 sliding connection of connecting pipe are in the connecting hole. The other end of the connecting pipe 4 is detachably and fixedly connected with a lock sleeve 5, and a spring 6 is arranged between the lock sleeve 5 and the second clamping block 3. A supporting rod 7 is arranged on the upper side of the second clamping block 3, a line card 8 is fixed at the upper end of the supporting rod 7, and the line card 8 is used for fixing a locomotive signal test loop.

In order to facilitate the connection of the first clamping block 2 and the connecting pipe 4, preferably, a plurality of limiting lugs 9 are arranged at one end of the connecting pipe 4 connected with the first clamping block 2, preferably, two limiting lugs 9 are arranged, and the two limiting lugs 9 are symmetrically arranged at two sides of the connecting pipe 4. The first clamping block 2 is provided with a jack 10 matched with the connecting pipe 4 and the limiting lug 9. Specifically, the shape of the insertion hole 10 is the same as that of the connecting pipe 4 and the limiting projection 9, but the size of the insertion hole is slightly larger than that of the connecting pipe 4 and the limiting projection 9, so that the connecting pipe 4 and the limiting projection 9 can penetrate through the insertion hole 10, and after the connecting pipe 4 penetrates through the insertion hole 10, the limiting projection 9 can achieve a limiting effect by rotating the connecting pipe 4. Referring to fig. 3, as a preferred embodiment, the outer side of the first clamping block 2 is provided with the locking grooves 11, the locking grooves 11 are disposed to not penetrate through the first clamping block 2, the number of the locking grooves 11 is the same as that of the limiting protrusions 9, and the size of the locking grooves 11 is slightly larger than that of the limiting protrusions 9, after the limiting protrusions 9 pass through the insertion holes 10, the locking grooves are rotated by 90 degrees to enable the two limiting protrusions 9 to be respectively located at the upper side and the lower side of the connecting pipe 4, and then the connecting pipe 4 can be pulled forward to fall into the locking grooves 11, so that the connecting pipe 4 can be prevented from easily rotating and being separated from the first clamping block 2 during use.

In order to connect the lock sleeve 5 with the connecting pipe 4 conveniently, preferably, the inner side of the lock sleeve 5 is connected with the outer side of the connecting pipe 4 in a sliding manner, a spring leaf 12 is arranged inside the connecting pipe 4, a clamping column 13 is fixed on the spring leaf 12, a through hole 14 for the clamping column 13 to pass through is arranged on the connecting pipe 4, the outer end of the clamping column 13 can pass through the through hole 14 and extend out of the outer side of the connecting pipe 4, a clamping hole 15 matched with the clamping column 13 is arranged on the lock sleeve 5, and the aperture of the clamping hole 15 is slightly larger than the outer diameter of the clamping column 13. When the installation, earlier lock sleeve 5 cover in the outside of connecting pipe 4, then withhold connecting pipe 4 in one side of first clamp splice 2, inwards promote lock sleeve 5, make spring 6 compress, when card post 13 sets up in calorie hole 15, can be with lock sleeve 5 and connecting pipe 4 fixed connection, under the effect of the resilience force of spring 6, can make the stable centre gripping of first clamp splice 2 and third clamp splice 3 in the both sides of track 1. The card hole 15 can be set up to more than two to can select the card hole 15 with card post 13 complex as required, thereby change the centre gripping dynamics of first clamp splice 2 and second clamp splice 3. It is also preferable that the buffer sleeve 18 is sleeved outside the lock sleeve 5, the buffer sleeve 18 is preferably made of rubber, and the buffer sleeve 18 is arranged to facilitate the installation and the disassembly of the lock sleeve 5.

In order to fix the line card 8 on the supporting rod 7 conveniently, the upper end of the supporting rod 7 is provided with a limiting step, the supporting rod 7 on the upper side of the limiting step is connected with a nut 16 in a threaded mode, and the line card 8 can be fixed between the nut 16 and the limiting step under the action of the nut 16. A washer 17 may also be provided between the line card 8 and the stop step and the nut 14, respectively.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that other parts not specifically described are within the prior art or common general knowledge to those of ordinary skill in the art. Without departing from the principle of the utility model, several improvements and modifications can be made, and these improvements and modifications should also be construed as the scope of the utility model.

Claims

1. The utility model provides a locomotive signal test loop wire support, its characterized in that, including setting up first clamp splice and the second clamp splice in the track both sides, fixed connection can be dismantled with the one end of connecting pipe to first clamp splice, the connecting pipe passes orbital downside setting, be equipped with the connecting hole on the second clamp splice, connecting pipe sliding connection is in the connecting hole, fixedly connected with lock cover can be dismantled to the other end of connecting pipe, be equipped with the spring between lock cover and the second clamp splice, the upside of second clamp splice is equipped with branch, the upper end of branch is fixed with the ply-yarn drill.

2. The cab signal testing loop bracket of claim 1, wherein the connecting tube has a plurality of limiting protrusions at one end connected to the first clamping block, and the first clamping block has insertion holes adapted to the connecting tube and the limiting protrusions.

3. The cab signal testing loop bracket of claim 2, wherein the first clamping block is provided with a slot on an outer side thereof for receiving the limiting protrusion.

4. The cab signal testing loop bracket of claim 2, wherein the two limiting protrusions are symmetrically disposed on both sides of the connecting tube.

5. The cab signal testing loop bracket of claim 1, wherein the inner side of the lock sleeve is slidably connected to the outer side of the connecting tube, a spring plate is disposed inside the connecting tube, a locking post is fixed on the spring plate, a through hole for the locking post to pass through is disposed on the connecting tube, and a locking hole engaged with the locking post is disposed on the lock sleeve.

6. The cab signal testing loop wire bracket of claim 1, wherein the upper end of the supporting rod is provided with a limiting step, a nut is screwed on the supporting rod above the limiting step, and the wire clip is arranged between the nut and the limiting step.

7. The cab signal testing loop bracket of claim 1, wherein a buffer sleeve is sleeved outside the lock sleeve.