CN218100772U

CN218100772U - Composite cable with good fireproof performance

Info

Publication number: CN218100772U
Application number: CN202221661195.0U
Authority: CN
Inventors: 倪邦金; 康天兵
Original assignee: Sichuan Jiang Hong Cable Manufacturing Co ltd
Current assignee: Sichuan Jiang Hong Cable Manufacturing Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-20
Anticipated expiration: 2032-06-29

Abstract

The utility model discloses a composite cable that fire behavior is good, including a plurality of cable core, every cable core's outside is equipped with the shielding layer, the outside of shielding layer is equipped with the restrictive coating, the outside of restrictive coating is equipped with the insulating layer, and is a plurality of cable core's outmost outside is equipped with the filling layer, the outside of filling layer is equipped with the bradyseism layer, the outside of bradyseism layer is equipped with the enhancement layer, the outside of enhancement layer is equipped with the flame retardant coating, the outside of flame retardant coating is equipped with the wearing layer. The utility model has the advantages of reasonable overall design, structural layer design through flame retardant coating and wearing layer both can effectively protect the cable, avoids receiving external stress wearing and tearing's influence, can keep whole cable to carry out normal electric power and information transmission in the conflagration environment again, has excellent wear resistance and fire behavior, in addition, filling layer, bradyseism layer and the enhancement layer of setting up for whole composite cable has good intensity and gentle shock resistance ability.

Description

Composite cable with good fireproof performance

Technical Field

The utility model relates to a cable class correlation technique field specifically is a compound cable that fire behavior is good.

Background

With the rapid development of the society, the variety and the usage of the electric wire and the electric cable are correspondingly increased, the electric wire and the electric cable can transmit and distribute electric energy and transmit information, the electric wire and the electric cable can transmit the electric power or the information from one place to another place, and the electric wire and the electric cable have the characteristics of internal electrification and external insulation, but are also important fuse wires causing fire disasters.

The material sheath adopted by the electric wire and cable in the current stage has poor fireproof performance and is easy to be damaged by external stress, the phenomenon of cable damage can occur in the long-term use process, the possibility of fire is greatly increased, meanwhile, the cable does not have good buffer characteristic, and the service life of the cable is greatly reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a composite cable that fire behavior is good 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 compound cable that fire behavior is good, includes a plurality of cable core, every cable core's outside is equipped with the shielding layer, the outside of shielding layer is equipped with the restrictive coating, the outside of restrictive coating is equipped with the insulating layer, and is a plurality of cable core's outermost outside is equipped with the filling layer, the outside of filling layer is equipped with the bradyseism layer, the outside on bradyseism layer is equipped with the enhancement layer, the outside of enhancement layer is equipped with the flame retardant coating, the outside of flame retardant coating is equipped with the wearing layer.

Preferably, the cable core is made of steel-cored aluminum stranded wires.

Preferably, the cable core, the shielding layer, the sheath layer and the heat insulation layer are formed by composite pressing.

Preferably, the shock absorption layer, the reinforcing layer, the fireproof layer and the wear-resistant layer are also formed by composite pressing.

Preferably, at least three cable cores are arranged.

Preferably, the reinforcing layer is made into a circular ring shape by adopting reinforcing ribs.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the outermost flame retardant coating that is equipped with of a plurality of cable cores that sets up and the wearing layer that is equipped with in the flame retardant coating outside, both can effectively protect the cable oversheath, avoid receiving the wearing and tearing influence of external stress, can keep whole composite cable to carry out normal electric power and information transmission in the conflagration environment again, excellent wear resistance and fire behavior have, in addition, enhancement layer, bradyseism layer and filling layer that are equipped with in proper order in the flame retardant coating have improved composite cable's intensity and bradyseism performance jointly, help prolonging the life of whole composite cable, it is good to have a result of use;

2. the utility model discloses still a plurality of cable core in the inside that set up simultaneously can guarantee that electric power and information are when normal transmission, and after the accident appears interrupting in certain cable core, can carry out normal electric power information through the remaining cable core and carry out, and the practicality is strong.

Drawings

Fig. 1 is a schematic view of the overall forward-cut structure of the composite cable with excellent fireproof performance;

fig. 2 is a schematic view of an overall forward-cut structure of a single cable core in the composite cable with good fire-proof performance;

fig. 3 is a schematic view of a side-cut structure of a single cable core in a composite cable with good fire-proof performance.

In the figure: 1. a cable core; 2. a shielding layer; 3. a sheath layer; 4. a thermal insulation layer; 5. a filling layer; 6. a cushioning layer; 7. a reinforcing layer; 8. a fire-resistant layer; 9. and a wear-resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-3, the present invention provides a technical solution: the utility model provides a compound cable that fire behavior is good, including a plurality of cable core 1, every cable core 1's outside is equipped with shielding layer 2, shielding layer 2's outside is equipped with restrictive coating 3, restrictive coating 3's outside is equipped with insulating layer 4, a plurality of cable core 1's outmost outside is equipped with filling layer 5, filling layer 5's outside is equipped with bradyseism layer 6, the outside of bradyseism layer 6 is equipped with enhancement layer 7, the outside of enhancement layer 7 is equipped with flame retardant coating 8, the outside of flame retardant coating 8 is equipped with wearing layer 9.

The cable core 1 adopts the steel-cored aluminum stranded wire, so that the strength of the whole cable is effectively enhanced, and the condition of breaking is avoided; the cable core 1, the shielding layer 2, the sheath layer 3 and the heat insulation layer 4 are formed by composite pressing; the cushioning layer 6, the reinforcing layer 7, the fireproof layer 8 and the wear-resistant layer 9 are also formed by composite pressing; the number of the cable cores 1 is at least three, so that after one section of the cable cores 1 is accidentally interrupted, the rest cable cores 1 are continuously used for power and information transmission; the reinforcing layer 7 is made into a circular ring shape by adopting reinforcing ribs, so that the strength of the whole cable can be enhanced, and the flexibility of the whole cable can be ensured.

The working principle is as follows: the utility model discloses a when using, through the shielding layer 2 that every cable core 1 was equipped with outward in proper order, restrictive coating 3 and the insulating layer 4 that is equipped with in restrictive coating 3 outside, can shield the electromagnetic interference between every cable core 1, guarantee that every cable core 1 can the independent transmission power information, also outmost filling layer 5 that is equipped with in proper order at a plurality of cable cores 1, shock-absorbing layer 6, the enhancement layer 7, the intensity and the gentle shock property of whole composite cable have been improved, application scope is wider, through the wearing layer 9 that is equipped with in 8 outsides of flame retardant coating, both can effectively avoid the wearing and tearing influence of external stress's restrictive coating 3 of whole cable through wearing layer 9, can provide certain protection to it, can pass through the design of flame retardant coating 8 again, make whole cable can keep normal electric power and information transmission in fire hazard ring border, the whole has simple structure, high durability and convenient use, excellent in use's advantage.

It should be noted that, in this document, relational terms such as first and second, and the like are 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 various 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 compound cable that fire behavior is good, includes a plurality of cable core (1), its characterized in that: every the outside of cable core (1) is equipped with shielding layer (2), the outside of shielding layer (2) is equipped with restrictive coating (3), the outside of restrictive coating (3) is equipped with insulating layer (4), and is a plurality of the outermost outside of cable core (1) is equipped with filling layer (5), the outside of filling layer (5) is equipped with bradyseism layer (6), the outside of bradyseism layer (6) is equipped with enhancement layer (7), the outside of enhancement layer (7) is equipped with flame retardant coating (8), the outside of flame retardant coating (8) is equipped with wearing layer (9).

2. The composite cable with good fire-retardant property according to claim 1, wherein: the cable core (1) adopts a steel-cored aluminum stranded wire.

3. The composite cable with good fire-retardant property according to claim 1, wherein: the cable core (1), the shielding layer (2), the sheath layer (3) and the heat insulation layer (4) are formed by composite pressing.

4. The composite cable with good fire-retardant property according to claim 1, wherein: the shock absorption layer (6), the reinforcing layer (7), the fireproof layer (8) and the wear-resistant layer (9) are formed by composite pressing.

5. The composite cable with excellent fire resistance as claimed in claim 1, wherein: the number of the cable cores (1) is at least three.

6. The composite cable with good fire-retardant property according to claim 1, wherein: the reinforcing layer (7) is made into a circular ring shape by adopting reinforcing ribs.