CN209948077U

CN209948077U - Pantograph flexible connecting wire

Info

Publication number: CN209948077U
Application number: CN201921096040.5U
Authority: CN
Inventors: 黄琳舒; 史大为; 于洋
Original assignee: LIAONING HONGDE ELECTRIC CARBON PRODUCT Co Ltd
Current assignee: LIAONING HONGDE ELECTRIC CARBON PRODUCT Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-01-14
Anticipated expiration: 2029-07-12

Abstract

The utility model provides a pantograph flexible connection line relates to pantograph accessory technical field. The utility model discloses an including soft wiring subassembly and terminal subassembly, terminal subassembly swing joint is in the head and the tail both ends of soft wiring subassembly. The utility model discloses simple structure, connected mode is simple and convenient, and convenient to use is swift, through the connecting wire cover and the enhancement layer that set up, can further strengthen the intensity of soft copper stranded conductor, and difficult fracture improves its life.

Description

Pantograph flexible connecting wire

Technical Field

The utility model relates to a pantograph accessory technical field especially relates to a flexible connection line of pantograph.

Background

The pantograph is an electric device for an electric traction locomotive to obtain electric energy from a contact net, is arranged on the roof of the locomotive or a bullet train, can be a single-arm pantograph and a double-arm pantograph, and consists of a sliding plate, an upper frame, a lower arm rod (a lower frame for the double-arm pantograph), a bottom frame, a pantograph lifting spring, a transmission cylinder, a supporting insulator and the like.

The locomotive is just followed the soft line transmission of electricity step by step to the lead from the contact net through the bow slide of pantograph, and the soft line of electricity of different positions has a lot of in the pantograph.

The pantograph flexible connecting line in the prior art still has the defects, for example, the pantograph flexible connecting line is formed by respectively crimping the copper terminal and the flexible copper stranded wire by adopting a special die, the connecting mode is complicated, the convenience is poor, in addition, the material strength of the flexible copper stranded wire is poor, the flexible copper stranded wire is easy to break, and the safety factor is low.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides a pantograph flexible connection line makes its simple structure, and the connected mode is simple and convenient, and convenient to use is swift, through the connecting wire cover and the enhancement layer that set up, can further strengthen the intensity of soft copper strands, and difficult fracture improves its life.

In order to solve the above problems, the present invention provides a pantograph flexible connection line, which includes a flexible connection line assembly and terminal assemblies, wherein the terminal assemblies are movably connected to the head and tail ends of the flexible connection line assembly; the flexible connecting wire assembly comprises a connecting wire, a conductive head and external threads, the conductive head is integrally connected to the head end and the tail end of the connecting wire, the external threads are arranged on the surface of the conductive head, the connecting wire comprises a connecting wire sleeve, a reinforcing layer and flexible copper stranded wires, and the reinforcing layer and the flexible copper stranded wires are sequentially arranged on the inner wall of the connecting wire sleeve; the terminal assembly comprises a copper terminal, a copper terminal hole and a bolt, wherein the copper terminal hole is formed in the surface of the copper terminal, and the bolt is inserted into the copper terminal hole in a penetrating mode.

Preferably, the inner wall of the copper terminal is provided with an internal thread, and the internal thread on the copper terminal is matched with the external thread on the conductive head.

Preferably, the number of the copper terminals is 2, and the copper terminals are respectively arranged at the head end and the tail end of the connecting line.

Preferably, the connecting wire sleeve is made of soft rubber.

Compared with the prior art, the utility model has the advantages of it is following:

the utility model discloses simple structure, connected mode is simple and convenient, and convenient to use is swift, through the connecting wire cover and the enhancement layer that set up, can further strengthen the intensity of soft copper stranded conductor, and difficult fracture improves its life.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic diagram of a connection line structure according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and examples, which are not intended to limit the present invention.

As shown in fig. 1 and 2, the embodiment of the present invention includes a flexible wiring assembly and terminal assemblies movably connected to the head and tail ends of the flexible wiring assembly; the flexible connecting wire assembly comprises a connecting wire 1, a conductive head 2 and external threads 3, the conductive head 2 is integrally connected to the head end and the tail end of the connecting wire 1, the external threads 3 are arranged on the surface of the conductive head 2, the connecting wire 1 comprises a connecting wire sleeve 101, a reinforcing layer 102 and flexible copper stranded wires 103, and the reinforcing layer 102 and the flexible copper stranded wires 103 are sequentially arranged on the inner wall of the connecting wire sleeve 101; the terminal component comprises a copper terminal 4, a copper terminal hole 5 and a bolt 6, wherein the copper terminal hole 5 is formed in the surface of the copper terminal 4, and the bolt 6 is inserted into the copper terminal hole 5 in a penetrating mode. Through the external screw thread 3 that sets up, can be connected conductive head 2 through external screw thread 3 and copper terminal 4, need not to adopt special mould to carry out the crimping respectively, the connected mode is simple, and convenient to use is swift. Through the connecting wire sleeve 101 and the reinforcing layer 102, the strength of the soft copper stranded wire 103 can be further enhanced, the soft copper stranded wire is not easy to break, and the service life of the soft copper stranded wire is prolonged.

The working principle is as follows:

firstly, coating conductive paste on a conductive head 2, matching and screwing the conductive head 2 with internal threads on the inner wall of a copper terminal 4 through external threads 3, realizing the purpose of connecting a soft copper stranded wire 103 with the copper terminal 4, and respectively carrying out compression joint without adopting special dies, wherein the connection mode is simple, when an electric connecting wire is arranged at each joint part of a pantograph, a copper terminal hole 5 is fixed on the pantograph head, an upper frame, a lower arm or a bottom frame of the pantograph through a bolt 6, and the copper terminal 4 is bent to a specified angle according to different requirements of each installation position so as to achieve the minimum distortion, and through the arranged connecting wire sleeve 101 and the reinforcing layer 102, the strength of the soft copper stranded wire 103 can be further enhanced, the breakage is not easy, and the service life of the soft copper stranded wire is prolonged.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pantograph flexible connecting wire comprises a flexible connecting wire component and terminal components, and is characterized in that the terminal components are movably connected to the head end and the tail end of the flexible connecting wire component; the flexible connecting wire assembly comprises a connecting wire, a conductive head and external threads, the conductive head is integrally connected to the head end and the tail end of the connecting wire, the external threads are arranged on the surface of the conductive head, the connecting wire comprises a connecting wire sleeve, a reinforcing layer and flexible copper stranded wires, and the reinforcing layer and the flexible copper stranded wires are sequentially arranged on the inner wall of the connecting wire sleeve; the terminal assembly comprises a copper terminal, a copper terminal hole and a bolt, wherein the copper terminal hole is formed in the surface of the copper terminal, and the bolt is inserted into the copper terminal hole in a penetrating mode.

2. The pantograph flexible connection of claim 1, wherein the copper terminal has an internal thread on an inner wall thereof, and the internal thread of the copper terminal is configured to mate with the external thread of the contact head.

3. The pantograph flexible connection of claim 2, wherein there are 2 copper terminals respectively disposed at the head end and the tail end of the connection line.

4. The pantograph flexible connection line of claim 3, wherein the connection line sleeve is made of soft rubber.