CN216849394U

CN216849394U - Shock-resistant carriage connection master control cable for rolling stock

Info

Publication number: CN216849394U
Application number: CN202123156589.9U
Authority: CN
Inventors: 朱良武; 孙冰
Original assignee: Shanghai Ain Wire And Cable Co ltd
Current assignee: Shanghai Ain Wire And Cable Co ltd
Priority date: 2021-12-15
Filing date: 2021-12-15
Publication date: 2022-06-28
Anticipated expiration: 2031-12-15

Abstract

The utility model discloses a locomotive is connected total control cable with carriage that shocks resistance, including the fibre core, the fibre core is equipped with four, the fibre core outside is equipped with the second insulating layer, the second insulating layer outside is equipped with the armor, the armor outside is equipped with the flame retardant coating, the flame retardant coating outside is equipped with the resistance to compression subassembly, the resistance to compression subassembly outside is equipped with the shock attenuation foam blanket, the shock attenuation foam blanket outside is equipped with fire-retardant layer, the fire-retardant layer outside is equipped with the wearing layer. This kind of cable simple structure, fire prevention flame retardant ability is strong, and the resistance to compression is effectual, and the security performance is high, the effectual bulk strength that increases the cable has improved the life of cable and said.

Description

Shock-resistant carriage connection master control cable for rolling stock

Technical Field

The utility model relates to a wire and cable technical field specifically is a locomotive connects total control cable with carriage that shocks resistance.

Background

The cable is generally a cable similar to a rope formed by twisting a plurality of or a plurality of groups of wires, each group of wires are mutually insulated and are usually twisted around a center, a high-insulation covering layer is wrapped outside the cable, the cable has the characteristics of internal electrification and external insulation, the environment of the application occasion of the cable is more and more complex, higher requirements are provided for the cable, the cable is not only required to be electrified, but also new requirements are provided for safety and reliability, and in some special application occasions, such as the cable used for a truck head and a carriage, the cable is directly exposed in the air, and higher requirements are provided for the impact resistance and the fire resistance of the cable. Therefore, the impact-resistant carriage connection master control cable for the rolling stock is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locomotive is with carriage connection total control cable shocks resistance to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a locomotive is with carriage connection total control cable that shocks resistance, includes the fibre core, the fibre core is equipped with four, the fibre core outside is equipped with the second insulating layer, the second insulating layer outside is equipped with the armor, the armor outside is equipped with the flame retardant coating, the flame retardant coating outside is equipped with the resistance to compression subassembly, the resistance to compression subassembly outside is equipped with the shock attenuation foam blanket, the shock attenuation foam blanket outside is equipped with fire-retardant layer, the fire-retardant layer outside is equipped with the wearing layer.

Preferably, the core comprises a core wire, and a first insulating layer is arranged outside the core wire.

Preferably, a filling layer is arranged between the fiber core and the second insulating layer.

Preferably, the compression-resistant assembly comprises a first buffer layer, the first buffer layer is located on the outer side of the fireproof layer, a second buffer layer is arranged on the outer side of the first buffer layer, a plurality of supporting blocks arranged in a matrix mode are arranged between the first buffer layer and the second buffer layer, a plurality of buffer holes arranged in the matrix mode are formed in one side, away from the first buffer layer, of the second buffer layer, and the compression-resistant assembly is of an integrally formed structure.

Preferably, the flame retardant layer is a glass fiber layer.

Compared with the prior art, the beneficial effects of the utility model are that: this total control cable is connected with carriage that shocks resistance to rolling stock, when the cable received the impact, the cushion hole also took place deformation thereupon under the effect of external force to carry out the buffering for the first time, produce deformation between first buffer layer and the second buffer layer simultaneously, thereby carry out the buffering for the second time, the effectual crushing resistance that has improved the cable of buffering of resistance to compression subassembly, the flame retardant coating can improve the holistic fire prevention heat resistance of cable with fire-retardant layer. This kind of cable simple structure, fire prevention flame retardant ability is strong, and the resistance to compression is effectual, and the security performance is high, the effectual bulk strength that increases the cable has improved the life of cable and said.

Drawings

Fig. 1 is a schematic cross-sectional view of the present invention;

in the figure: 1 fibre core, 11 fibre core wire, 12 first insulating layer, 2 filling layer, 3 second insulating layer, 4 armoring, 5 flame retardant coating, 6 resistance to compression subassemblies, 61 first buffer layer, 62 second buffer layers, 63 supporting shoes, 64 buffer holes, 7 shock attenuation foam blanket, 8 fire-retardant layers, 9 wearing layer.

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, the present invention provides a technical solution: the utility model provides a locomotive is with carriage connection total control cable that shocks resistance, includes fibre core 1, fibre core 1 is equipped with four, 1 outside of fibre core is equipped with second insulating

layer

3, 3 outsides of second insulating layer are equipped with armor 4, and the setting of armor 4 makes the cable have good fire-retardant shock resistance effect, the 4 outsides of armor are equipped with flame retardant coating 5, and flame retardant coating 5 is the inorganic mineral high temperature resistant coating, the 5 outsides of flame retardant coating are equipped with resistance to compression subassembly 6, the 6 outsides of resistance to compression subassembly are equipped with shock attenuation foam blanket 7, the 7 outsides of shock attenuation foam blanket are equipped with flame retardant coating 8, and flame retardant coating 8 can effectually prevent this structure burning, has improved the factor of safety of this structure, the 8 outsides of flame retardant coating is equipped with wearing layer 9, and wearing layer 9 has improved the wearability of this structure to improve the life of cable body.

Furthermore, the fiber core 1 comprises a fiber core lead 11, a first insulating layer 12 is arranged on the outer side of the fiber core lead 11, the first insulating layer 12 and the second insulating layer 3 are both non-combustible synthetic mica layers, and the non-combustible synthetic mica has the characteristics of good electrical insulation, extremely low vacuum gas release at high temperature, acid and alkali resistance, transparency, stripping, high elasticity and the like, so that the insulation property of the cable can be effectively improved.

Further, a filling layer 2 is arranged between the fiber core 1 and the second insulating layer 3, and the filling layer 2 is a flame-retardant polypropylene filling strip layer.

Furthermore, the compression-resistant assembly 6 comprises a first buffer layer 61, the first buffer layer 61 is located on the outer side of the fireproof layer 5, a second buffer layer 62 is arranged on the outer side of the first buffer layer 61, a plurality of supporting blocks 63 arranged in a matrix manner are arranged between the first buffer layer 61 and the second buffer layer 62, a plurality of buffer holes 64 arranged in a matrix manner are arranged on one side, away from the first buffer layer 61, of the second buffer layer 62, the compression-resistant assembly 6 is of an integrally formed structure, a cavity is formed between the first buffer layer 61 and the second buffer layer 62 and is connected with each other through the supporting blocks 63, when the cable is impacted, the buffer holes 64 are deformed under the action of external force, so that the first buffer is performed, meanwhile, the first buffer layer 61 and the second buffer layer 62 are deformed, so that the second buffer is performed, and the buffer performance of the compression-resistant assembly 6 is effectively improved, the service life of the cable is prolonged.

Furthermore, the flame-retardant layer 8 is a glass fiber layer, the glass fiber is an inorganic non-metallic material with excellent performance, and the cable has the advantages of good insulativity, strong heat resistance, good corrosion resistance and high mechanical strength, and can effectively improve the flame retardance of the cable.

Specifically, the utility model discloses in, when the cable received the impact, buffer hole 64 also took place deformation thereupon under the effect of external force to carry out the buffering for the first time, produce deformation between first buffer layer 61 and the second buffer layer 62 simultaneously, thereby carry out the buffering for the second time, the effectual crushing resistance that improves the cable of buffering of resistance to compression subassembly 6, flame retardant coating 5 and fire-retardant layer 8 can improve the holistic fire prevention heat resistance of cable.

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 locomotive vehicle is with carriage connection total control cable that shocks resistance, includes fibre core (1), its characterized in that: the fiber core (1) is equipped with four, the fiber core (1) outside is equipped with second insulating layer (3), the second insulating layer (3) outside is equipped with armor (4), armor (4) outside is equipped with flame retardant coating (5), the flame retardant coating (5) outside is equipped with resistance to compression subassembly (6), resistance to compression subassembly (6) outside is equipped with shock attenuation foam blanket (7), shock attenuation foam blanket (7) outside is equipped with fire-retardant layer (8), fire-retardant layer (8) outside is equipped with wearing layer (9).

2. The shock-resistant carriage connection master cable for a rolling stock according to claim 1, wherein: the fiber core (1) comprises a fiber core lead (11), and a first insulating layer (12) is arranged on the outer side of the fiber core lead (11).

3. The shock-resistant carriage connection master cable for a rolling stock according to claim 1, wherein: and a filling layer (2) is arranged between the fiber core (1) and the second insulating layer (3).

4. The shock-resistant carriage connection master cable for a rolling stock according to claim 1, wherein: the compression-resistant assembly (6) comprises a first buffer layer (61), the first buffer layer (61) is located on the outer side of the fireproof layer (5), a second buffer layer (62) is arranged on the outer side of the first buffer layer (61), a plurality of supporting blocks (63) arranged in a matrix mode are arranged between the first buffer layer (61) and the second buffer layer (62), a plurality of buffer holes (64) arranged in a matrix mode are formed in one side, away from the first buffer layer (61), of the second buffer layer (62), and the compression-resistant assembly (6) is of an integrally formed structure.

5. The shock-resistant carriage connection master cable for a rolling stock according to claim 1, wherein: the flame-retardant layer (8) is a glass fiber layer.