CN215528460U

CN215528460U - Cable cross-over connection device of railway vehicle

Info

Publication number: CN215528460U
Application number: CN202120387490.0U
Authority: CN
Inventors: 慕显龙; 李国芳
Original assignee: Lanzhou Jiaotong University
Current assignee: Lanzhou Jiaotong University
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2022-01-14
Anticipated expiration: 2031-02-20

Abstract

The utility model discloses a cable cross-over connection device of a railway vehicle, which comprises two junction boxes, a fixture block arranged below the two junction boxes and a cable arranged between the two junction boxes, wherein the inner surface of the fixture block is fixedly connected with the outer surface of the cable, and the middle part of the outer surface of the cable is fixedly provided with a clamping mechanism. This rail vehicle's cable cross-over connection device, when rail vehicle turned, two junction box relative movement drove the second dwang and removed, the setting of the first spring bucket of cooperation and second spring bucket, second dwang extrusion or tensile damping spring make first dwang remove, cooperation latch mechanism's setting, when making two junction boxes keep away from, latch mechanism pulling cable upwards, when two junction boxes were close to, latch mechanism promoted the cable downwards, thereby reduce the atress of fixture block and cable junction, and then reduced the wearing and tearing of fixture block and cable junction, thereby the risk of carriage outage has been reduced.

Description

Cable cross-over connection device of railway vehicle

Technical Field

The utility model relates to the technical field of railway vehicles, in particular to a cable bridging device of a railway vehicle.

Background

The rail transit is a type of transportation means or transportation system in which an operating vehicle needs to travel on a specific rail, and the most typical rail transit is a railway system consisting of a traditional train and a standard railway.

Railway vehicle often is formed by the connection of multisection carriage, need carry out the cable cross-over at the carriage junction outer wall for the electric power facility interconnect between the carriage, present cable cross-over all fixes the cable at the carriage outer wall through the fixture block, break the cable when turning in order to prevent the vehicle to the cable opposite side, need be in the lax state between the cable retaining ring between two sections carriages, however, because the cable is thicker relatively, it needs very big power to pull the cable, the long-time extrusion cable that pulls of fixture block, lead to fixture block and cable junction wearing and tearing serious, the condition that probably causes the carriage outage, cause personnel's confusion in the car.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a cable jumper device of a railway vehicle, which solves the problem of serious cable abrasion.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a cable cross-over connection device of a railway vehicle comprises two junction boxes, a clamping block arranged below the two junction boxes and a cable arranged between the two junction boxes, wherein the inner surface of the clamping block is fixedly connected with the outer surface of the cable, a clamping mechanism is fixedly arranged in the middle of the outer surface of the cable, the left side and the right side of the outer surface of the clamping mechanism are respectively and rotatably connected with a first rotating rod through a rotating block, the opposite sides of the two junction boxes are respectively and rotatably connected with a second rotating rod through a rotating block, the outer surface of the first rotating rod is slidably connected with a first spring barrel, the outer surface of the first spring barrel is in threaded connection with a second spring barrel, one end of the second rotating rod penetrates through the second spring barrel and extends into the second spring barrel, one end of the first rotating rod is fixedly connected with a first sliding block matched with the first spring barrel, and one end of the second rotating rod is fixedly connected with a second sliding block matched with the second spring barrel, and a damping spring is fixedly connected between one side of the first sliding block opposite to the second sliding block.

Preferably, the clamping mechanism comprises a first clamping ring and a second clamping ring, and the first clamping ring is fixedly connected with the second clamping ring through a bolt assembly.

Preferably, the middle part of the outer surface of the first clamping ring is fixedly connected with a thread block through a fixing frame.

Preferably, the inner surface of the thread block is connected with a threaded rod in a threaded manner, and one end of the threaded rod penetrates through the first clamping ring and extends into the first clamping ring.

Preferably, one end of the threaded rod is fixedly connected with a third snap ring.

Preferably, the inner surface of the second snap ring is fixedly connected with a first rubber pad, and the inner surface of the third snap ring is fixedly connected with a second rubber pad.

Advantageous effects

The utility model provides a cable jumper for a rail vehicle. Compared with the prior art, the method has the following beneficial effects:

(1) this rail vehicle's cable cross-over connection device, the cooperation junction box, the fixture block, the cable, latch mechanism, first dwang, the second dwang, first spring bucket, first slider, damping spring, the setting of second spring bucket and second slider, when rail vehicle turns, two junction box relative movement drive the second dwang and remove, second dwang extrusion or tensile damping spring make first dwang remove, cooperation latch mechanism's setting, when making two junction boxes keep away from, latch mechanism pulling cable makes progress, when two junction boxes are close to, latch mechanism promotes the cable downwards, thereby reduce the atress of fixture block and cable junction, and then reduced the wearing and tearing of fixture block and cable junction, thereby the risk of carriage outage has been reduced.

(2) This rail vehicle's cable cross-over connection device through including first snap ring and second snap ring at clamping mechanism, through bolt assembly fixed connection between first snap ring and the second snap ring, make first snap ring and the convenient dismantlement of second snap ring to make things convenient for the maintenance and the change of cable, the setting of cooperation threaded rod, threaded block and third snap ring makes clamping mechanism can the cable of the different thicknesses of joint, thereby makes the suitability of device wider.

Drawings

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

FIG. 2 is a schematic view of the structural connection of the clamping mechanism of the present invention;

fig. 3 is a schematic structural connection diagram of the first spring barrel and the second spring barrel according to the present invention.

In the figure: 1. a junction box; 2. a clamping block; 3. a cable; 4. a clamping mechanism; 5. a first rotating lever; 6. A second rotating lever; 7. a first spring barrel; 8. a first slider; 9. a damping spring; 10. a first snap ring; 11. a second snap ring; 12. a thread block; 13. a threaded rod; 14. a third snap ring; 15. a first rubber pad; 16. a second rubber pad; 17. a second spring barrel; 18. and a second slider.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a cable cross-over connection device of a railway vehicle comprises two junction boxes 1, a clamping block 2 arranged below the two junction boxes 1 and a cable 3 arranged between the two junction boxes 1, wherein the inner surface of the clamping block 2 is fixedly connected with the outer surface of the cable 3, the middle part of the outer surface of the cable 3 is fixedly provided with a clamping mechanism 4, the left side and the right side of the outer surface of the clamping mechanism 4 are respectively and rotatably connected with a first rotating rod 5 through rotating blocks, one opposite side of the two junction boxes 1 is respectively and rotatably connected with a second rotating rod 6 through rotating blocks, the outer surface of the first rotating rod 5 is slidably connected with a first spring barrel 7, the outer surface of the first spring barrel 7 is in threaded connection with a second spring barrel 17, one end of the second rotating rod 6 penetrates through the second spring barrel 17 and extends into the second spring barrel 17, one end of the first rotating rod 5 is fixedly connected with a first sliding block 8 matched with the first spring barrel 7, one end of the second rotating rod 6 is fixedly connected with a second sliding block 18 matched with a second spring barrel 17, a damping spring 9 is fixedly connected between one side of the first sliding block 8 opposite to the second sliding block 18, the damping spring 9 is an industrial-grade spring, has good fatigue resistance, can be repeatedly stretched for long-term use, and can be replaced after long-term use, when the railway vehicle turns, the two junction boxes 1 move relatively to drive the second rotating rod 6 to move, the damping spring 9 is extruded or stretched by the second rotating rod 6 to drive the first rotating rod 5 to move, the clamping mechanism 4 is matched with the arrangement of the clamping mechanism 4, when the two junction boxes 1 are far away, the clamping mechanism 4 pulls the cable 3 upwards, when the two junction boxes 1 are close to each other, the clamping mechanism 4 pushes the cable 3 downwards, so that the stress at the joint of the clamping block 2 and the cable 3 is reduced, and the abrasion at the joint of the clamping block 2 and the cable 3 is reduced, thereby reducing the risk of a car outage.

Further, the clamping mechanism 4 comprises a first clamping ring 10 and a second clamping ring 11, and the first clamping ring 10 is fixedly connected with the second clamping ring 11 through a bolt assembly.

Further, a thread block 12 is fixedly connected to the middle of the outer surface of the first snap ring 10 through a fixing frame.

Further, a threaded rod 13 is threadedly connected to an inner surface of the threaded block 12, and one end of the threaded rod 13 penetrates through the first snap ring 10 and extends into the first snap ring 10.

Further, one end of the threaded rod 13 is fixedly connected with a third snap ring 14.

Further, a first rubber pad 15 is fixedly connected to the inner surface of second snap ring 11, and a second rubber pad 16 is fixedly connected to the inner surface of third snap ring 14.

And those not described in detail in this specification are well within the skill of those in the art.

During the use, cooperation bolt and nut is fixed second snap ring 11 and first snap ring 10, according to the cable thickness, rotation threaded rod 13 drives third snap ring 14 and fixes the cable, when rail vehicle turned, two junction box 1 relative movement drive second dwang 6 and remove, second dwang 6 drives second slider 18 and extrudes or tensile damping spring 9 under the spacing of first spring barrel 7, damping spring 9 promotes first slider 8 and makes first dwang 5 remove under the spacing of second spring barrel 17, first dwang 5 drives first snap ring 10 and makes the cable between second snap ring 11 and the third snap ring 14 remove.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rail vehicle's cable cross-over connection device, includes two junction boxes (1), sets up fixture block (2) and cable (3) of setting between two junction boxes (1) of two junction boxes (1) below, its characterized in that: the inner surface of the clamping block (2) is fixedly connected with the outer surface of the cable (3), the middle of the outer surface of the cable (3) is fixedly provided with a clamping mechanism (4), the left side and the right side of the outer surface of the clamping mechanism (4) are respectively connected with a first rotating rod (5) through rotating blocks in a rotating mode, one side, opposite to the junction box (1), is respectively connected with a second rotating rod (6) through rotating blocks in a rotating mode, the outer surface of the first rotating rod (5) is connected with a first spring barrel (7) in a sliding mode, the outer surface of the first spring barrel (7) is connected with a second spring barrel (17) in a threaded mode, one end of the second rotating rod (6) penetrates through the second spring barrel (17) and extends to the inside of the second spring barrel (17), one end of the first rotating rod (5) is fixedly connected with a first sliding block (8) matched with the first spring barrel (7), one end fixedly connected with of second dwang (6) and second slider (18) of second spring bucket (17) looks adaptation, fixedly connected with damping spring (9) between one side that first slider (8) and second slider (18) are relative.

2. A rail vehicle cable jumper as claimed in claim 1, wherein: clamping mechanism (4) include first snap ring (10) and second snap ring (11), pass through bolt assembly fixed connection between first snap ring (10) and second snap ring (11).

3. A rail vehicle cable jumper as claimed in claim 2, wherein: the middle part of the outer surface of the first clamping ring (10) is fixedly connected with a thread block (12) through a fixing frame.

4. A rail vehicle cable jumper as claimed in claim 3, wherein: the inner surface of the thread block (12) is connected with a threaded rod (13) in a threaded mode, and one end of the threaded rod (13) penetrates through the first clamping ring (10) and extends into the first clamping ring (10).

5. A rail vehicle cable jumper arrangement according to claim 4, wherein: one end of the threaded rod (13) is fixedly connected with a third clamping ring (14).

6. A rail vehicle cable jumper arrangement according to claim 5, wherein: the inner surface of the second snap ring (11) is fixedly connected with a first rubber pad (15), and the inner surface of the third snap ring (14) is fixedly connected with a second rubber pad (16).