CN216250061U

CN216250061U - Low-temperature-resistant festoon combined mobile cable

Info

Publication number: CN216250061U
Application number: CN202122994643.0U
Authority: CN
Inventors: 肖国兵; 孙宗飞; 何俊国; 何良菊; 肖国超; 张华�
Original assignee: Anhui Feixiang Special Cable Co ltd
Current assignee: Anhui Feixiang Special Cable Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-08
Anticipated expiration: 2031-11-29

Abstract

The utility model discloses a low-temperature-resistant festoon combined type mobile cable, which belongs to the technical field of communication and comprises a conductor, wherein a shielding layer is arranged on the outer side of the conductor, a first rubber protective layer is arranged outside the shielding layer, a filling layer is arranged between the shielding layer and the first rubber protective layer, and a heat collecting cavity is arranged inside the filling layer. According to the utility model, the heat accumulation cavity in the filling layer can accumulate heat emitted by the conductor of the cable in the use process, the heat is transferred to the inside of the heat dissipation cavity at the top of the first rubber protection layer by matching with the through hole in the filling layer, the first rubber protection layer and the second rubber protection layer are heated, the phenomenon that the rubber material becomes brittle due to over-low temperature is avoided, the service life of the cable and the low-temperature resistance effect are ensured, and the heat conduction sheet on the outer surface of the shielding layer is connected with the first rubber protection layer through the heat conduction sheet, so that the heat transfer effect is improved.

Description

Low-temperature-resistant festoon combined mobile cable

Technical Field

The utility model relates to a festoon cable, in particular to a low-temperature-resistant festoon combined type mobile cable, and belongs to the technical field of cables.

Background

The special flexible cable applied to the festoon system of equipment such as a crane and a crane is a festoon cable, and the cable is applied to the festoon system of large and medium-sized mobile equipment which moves laterally and transversely, generally adopts a suspension type and is used along with the telescopic movement of the equipment;

due to different use environments, the traditional dragging cable has poor low temperature resistance effect in the use process, the intermolecular acting force of surface rubber is damaged and becomes brittle in the low temperature environment, the service life of the cable is shortened, and the external rubber is easy to deform during dragging and moving due to the need of telescopic movement in the use process, so that the protection effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a low-temperature-resistant dragging combined type mobile cable so as to solve the problems that the low-temperature-resistant effect is poor and the service life of the cable is influenced in the prior art.

The purpose of the utility model can be achieved by adopting the following technical scheme:

low temperature resistant drags and makes combined mobile cable, including the conductor, the outside of conductor is provided with the shielding layer, the outside of shielding layer is provided with first rubber inoxidizing coating, be provided with the filling layer between shielding layer and the first rubber inoxidizing coating, the inside of filling layer is provided with gathers hot chamber, it is located two sets ofly to gather hot chamber between the shielding layer, the heat dissipation chamber has all evenly been seted up in the outside of first rubber inoxidizing coating, it is provided with the through-hole to gather between hot chamber and the heat dissipation chamber, the outside winding of first rubber inoxidizing coating has the steel wire, the outside of steel wire is provided with second rubber inoxidizing coating, the outside of second rubber inoxidizing coating is provided with the heat preservation, the outside of heat preservation is provided with the waterproof layer, be provided with contact heat transfer mechanism between the outside of shielding layer and the first rubber inoxidizing coating.

Preferably: the contact heat transfer mechanism is a heat conducting fin which is fixed on the outer side of the shielding layer and extends to the outer side face of the first rubber protective layer.

Preferably: and anti-slip grooves are uniformly formed in the outer side of the second rubber protective layer.

Preferably: the heat-insulating layer is made of phenolic foam.

Preferably: the conductor is provided with three groups, and the distance between adjacent conductors is the same, the conductor is located same horizontal plane.

Preferably: the height of the heat collecting cavity is smaller than the diameter of the conductor.

The utility model has the beneficial effects that:

according to the low-temperature-resistant towing combined type mobile cable, the heat generated by the conductor in the use process of the cable can be gathered by the heat gathering cavity in the filling layer, the heat is transferred to the heat dissipation cavity at the top of the first rubber protection layer by matching with the through hole in the filling layer, the first rubber protection layer and the second rubber protection layer are heated, the situation that the rubber material becomes brittle due to over-low temperature is avoided, the service life of the cable is prolonged, the low-temperature-resistant effect is ensured, the heat conducting sheet on the outer surface of the shielding layer is connected with the first rubber protection layer through the heat conducting sheet, the heat transfer effect is improved, the steel wire wound between the first rubber protection layer and the second rubber protection layer is arranged, the resetting effect of the cable in use can be improved, the cable is prevented from being bent, and the practicability is higher.

Drawings

FIG. 1 is a front view structural diagram of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is a structural view of a first rubber shield layer according to the present invention.

In the figure: 1. a conductor; 2. a shielding layer; 3. a first rubber protective layer; 4. a filling layer; 5. a heat collecting cavity; 6. a heat dissipation cavity; 7. a through hole; 8. a heat conductive sheet; 9. a steel wire; 10. a second rubber protective layer; 11. a heat-insulating layer; 12. a waterproof layer; 13. and (4) an anti-slip groove.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the following examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, this embodiment provides a low temperature resistant dragging combined mobile cable, which includes a conductor 1, a shielding layer 2 is disposed on an outer side of the conductor 1, a first rubber protection layer 3 is disposed on an outer side of the shielding layer 2, a filling layer 4 is disposed between the shielding layer 2 and the first rubber protection layer 3, a heat collecting cavity 5 is disposed inside the filling layer 4, the heat collecting cavity 5 is located between two groups of shielding layers 2, heat dissipation cavities 6 are uniformly disposed on outer sides of the first rubber protection layer 3, through holes 7 are disposed between the heat collecting cavity 5 and the heat dissipation cavities 6, a steel wire 9 is wound on an outer side of the first rubber protection layer 3, a second rubber protection layer 10 is disposed on an outer side of the steel wire 9, a heat insulation layer 11 is disposed on an outer side of the second rubber protection layer 10, a waterproof layer 12 is disposed on an outer side of the heat insulation layer 11, and a contact heat transfer mechanism is disposed between the outer side of the shielding layer 2 and the first rubber protection layer 3.

In this embodiment, as shown in fig. 1, the contact heat transfer mechanism is a heat conducting sheet 8, the heat conducting sheet 8 is fixed on the outer side of the shielding layer 2, and the heat conducting sheets 8 all extend to the outer side surface of the first rubber protection layer 3, so as to generate heat during the use of the conductor 1, and then the heat is transferred to the inside of the first rubber protection layer 3 through the heat conducting sheet 8.

In this embodiment, as shown in fig. 1, the outer side of the second rubber protective layer 10 is uniformly provided with anti-slip grooves 13, so as to ensure the fixing effect on the insulating layer 11.

In this embodiment, as shown in fig. 1, the insulating layer 11 is made of phenolic foam, so that the use cost is reduced and the use is more environment-friendly.

In the present embodiment, as shown in fig. 1, three sets of conductors 1 are provided, and the distances between adjacent conductors 1 are the same, and the conductors 1 are located on the same horizontal plane.

In the present embodiment, as shown in fig. 1, the height of the heat collecting cavity 5 is smaller than the diameter of the conductor 1, so as to ensure the stability of the conductor 1 inside the cable and avoid the displacement.

As shown in fig. 1 to 3, the present embodiment provides the following operation process of the low temperature drag resistant combination type mobile cable:

step 1: in the using process, the conductor 1 conducts electricity to generate heat, then the heat is transmitted to the inside of the first rubber protective layer 3 through the heat conducting fins 8, meanwhile, the heat outside the shielding layer 2 enters the heat collecting cavity 5 and enters the inside of the heat dissipation cavity 6 through the through holes 7, and the first rubber protective layer 3 and the second rubber protective layer 10 are heated by the heat;

step 2: in the process of cable removal, because steel wire 9 spiral winding is in the outside of first rubber inoxidizing coating 3, can produce the effort of restoring to the throne to the cable when producing buckling.

The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.

Claims

1. Low temperature resistant drags and makes combined type travelling cable, its characterized in that: comprises a conductor (1), a shielding layer (2) is arranged on the outer side of the conductor (1), a first rubber protective layer (3) is arranged on the outer side of the shielding layer (2), a filling layer (4) is arranged between the shielding layer (2) and the first rubber protective layer (3), a heat accumulation cavity (5) is arranged in the filling layer (4), the heat accumulation cavity (5) is positioned between two groups of shielding layers (2), heat dissipation cavities (6) are uniformly arranged on the outer side of the first rubber protective layer (3), a through hole (7) is arranged between the heat accumulation cavity (5) and the heat dissipation cavity (6), a steel wire (9) is wound on the outer side of the first rubber protective layer (3), a second rubber protective layer (10) is arranged on the outer side of the second rubber protective layer (10), a heat preservation layer (11) is arranged on the outer side of the heat preservation layer (11), a waterproof layer (12) is arranged on the outer side of the heat preservation layer (11), a contact heat transfer mechanism is arranged between the outer side of the shielding layer (2) and the first rubber protective layer (3).

2. The low temperature drag resistant combination type mobile cable according to claim 1, wherein: the contact heat transfer mechanism is a heat conducting sheet (8), the heat conducting sheet (8) is fixed on the outer side of the shielding layer (2), and the heat conducting sheet (8) extends to the outer side face of the first rubber protective layer (3).

3. The low temperature drag resistant combination type mobile cable according to claim 1, wherein: and anti-skidding grooves (13) are uniformly formed in the outer side of the second rubber protective layer (10).

4. The low temperature drag resistant combination type mobile cable according to claim 1, wherein: the heat-insulating layer (11) is made of phenolic foam.

5. The low temperature drag resistant combination type mobile cable according to claim 1, wherein: the conductor (1) is provided with three groups, the distances between adjacent conductors (1) are the same, and the conductors (1) are located on the same horizontal plane.

6. The low temperature drag resistant combination type mobile cable according to claim 1, wherein: the height of the heat collecting cavity (5) is smaller than the diameter of the conductor (1).