CN220509736U

CN220509736U - High-temperature-resistant low-flame-retardant cable special for ship

Info

Publication number: CN220509736U
Application number: CN202321789253.2U
Authority: CN
Inventors: 冯显安; 张磊; 张强; 吴红伟
Original assignee: Anhui Huajin Cable Group Co ltd
Current assignee: Anhui Huajin Cable Group Co ltd
Priority date: 2023-07-07
Filing date: 2023-07-07
Publication date: 2024-02-20
Anticipated expiration: 2033-07-07

Abstract

The utility model relates to a high-temperature-resistant low-flame-retardant cable special for a ship, which comprises an outer sheath, an armor layer, a flame-retardant layer, a first wire core distributed at the center of the outer sheath and a second wire core circumferentially distributed around the center of the outer sheath; the energy absorbing part for preventing the deformation of the second wire core is distributed in the area between the two adjacent second wire cores. According to the utility model, the strength of the first supporting layer and the second supporting layer is improved through the first bearing part and the second bearing part, and meanwhile, the first bearing part and the second bearing part are arc-shaped and absorb part extrusion force through deformation.

Description

High-temperature-resistant low-flame-retardant cable special for ship

Technical Field

The utility model relates to the field of ship cables, in particular to a high-temperature-resistant low-flame-retardant special cable for a ship.

Background

With the progress of technology, the ship adopts electric power recommendation when cruising, and simultaneously, comprehensive electric power propulsion obtains all prime movers on the powerful popularization ship to be used for generating electric power, and then the electric power is distributed to propulsion, ship power utilization and combat systems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a high-temperature-resistant low-flame-retardant cable special for a ship. The technical problems to be solved by the utility model are realized by adopting the following technical scheme:

the cable comprises an outer sheath, an armor layer, a fireproof layer, a first wire core distributed at the center of the outer sheath and a second wire core distributed circumferentially around the center of the outer sheath;

the energy absorbing part for preventing the deformation of the second wire core is distributed in the area between the two adjacent second wire cores.

As a further improvement of the utility model, the protective layer comprises a first supporting layer and a second supporting layer which are respectively attached to the first wire core and the protective layer to support the shape of the cable, and the energy absorbing part is distributed between the first supporting layer and the second supporting layer.

As a further improvement of the utility model, the energy absorbing part comprises a first bearing part with one end extending from the middle parts of the first supporting layer and the second supporting layer to the second wire core.

As a further improvement of the utility model, the first bearing part, the first supporting layer and the second supporting layer are matched to form a first cavity for protecting the first wire core and the second wire core and a second cavity for counteracting external extrusion force.

As a further improvement of the utility model, a second bearing part with one end extending from the first bearing part close to the first wire core to the second supporting layer is arranged in the second cavity.

As a further improvement of the utility model, the second bearing part is symmetrically provided with two bearing parts.

As a further improvement of the utility model, the first wire core and the second wire core are both sleeved with a shielding layer.

As a further improvement of the utility model, the first bearing part and the second bearing part are arc-shaped.

The beneficial effects of the utility model are as follows:

according to the utility model, the strength of the first supporting layer and the second supporting layer is improved through the first bearing part and the second bearing part, and meanwhile, the first bearing part and the second bearing part are arc-shaped and absorb part extrusion force through deformation.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the present utility model.

The figure shows:

1. an outer sheath; 2. an armor layer; 3. a fire-blocking layer; 4. a first wire core; 5. a second wire core; 6. a protective layer; 7. an energy absorbing section; 8. a first support layer; 9. a second supporting layer; 10. a first bearing part; 11. a first cavity; 12. a second cavity; 13. a second bearing part; 14. and a shielding layer.

Detailed Description

In order to make the technical solution of the present utility model better understood by a person skilled in the art, the present utility model will be more clearly and more fully described below with reference to the accompanying drawings in the embodiments, and of course, the described embodiments are only a part of, but not all of, the present utility model, and other embodiments obtained by a person skilled in the art without making any inventive effort are within the scope of the present utility model.

It is noted that 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. Moreover, 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.

As shown in fig. 1, the special cable for the high-temperature-resistant low-flame-retardant ship comprises an outer sheath 1, an armor layer 2, a flame-retardant layer 3, a first wire core 4 distributed at the center of the outer sheath 1, and a second wire core 5 circumferentially distributed around the center of the outer sheath 1;

the fireproof cable is characterized in that a protective layer 6 supporting the first cable core 4 and the second cable core 5 is arranged between the fireproof layer 3 and the first cable core 4 and between the fireproof layer and the second cable core 5, and energy absorbing parts 7 for preventing the second cable core 5 from deforming are distributed in the area between two adjacent second cable cores 5 of the protective layer 6.

The protective layer 6 comprises a first supporting layer 8 and a second supporting layer 9 which are respectively attached to the first wire core 4 and the protective layer 6 to support the shape of a cable, and the energy absorbing part 7 is distributed between the first supporting layer 8 and the second supporting layer 9; the positions of the first wire core 4 and the second wire core 5 are limited through the first supporting layer 8 and the second supporting layer 9, and the energy absorption part 7 counteracts extrusion force brought by the cable during installation and the shaking of the ship body so as to protect the first wire core 4 and the second wire core 5.

Specifically, the energy absorbing part 7 of the present utility model includes a first bearing part 10 with one end extending from the middle parts of the first supporting layer 8 and the second supporting layer 9 to the second wire core 5; as shown in fig. 1, the number one bearing portion 10 is divided into two groups, each group being two.

As shown in fig. 1, the first bearing part 10, the first supporting layer 8 and the second supporting layer 9 cooperate to form a first cavity 11 for protecting the first wire core 4 and the second wire core 5 and a second cavity 12 for counteracting external extrusion force; the deformation of the first supporting layer, the second supporting layer 9 and the first bearing part 10 can not influence the first wire core 4 and the second wire core 5 through the first cavity 11 and the second cavity 12 so as to protect the first wire core 4 and the second wire core 5.

A second bearing part 13, one end of which extends from the first bearing part 10 close to the first wire core 4 to the second supporting layer 9, is arranged in the second cavity 12; the second bearing part 13 provides supporting force to prevent the first supporting layer 8 from being damaged due to excessive extrusion deformation.

The second bearing part 13 is symmetrically provided with two bearing parts which ensure uniform stress distribution and prolong the service life of the second bearing part 13.

The first wire core 4 and the second wire core 5 are both sleeved with a shielding layer 14.

In practical application, the first bearing part 10 and the second bearing part 13 are both arc-shaped and can absorb part of extrusion force through deformation.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A high temperature resistant low flame retardant ship special cable is characterized in that: the cable comprises an outer sheath (1), an armor layer (2) and a fireproof layer (3), and further comprises a first cable core (4) distributed at the center of the outer sheath (1) and a second cable core (5) circumferentially distributed around the center of the outer sheath (1);

the anti-flaming cable is characterized in that a protective layer (6) for supporting the first wire core (4) and the second wire core (5) is arranged between the anti-flaming layer (3) and the first wire core (4) and the second wire core (5), and energy absorbing parts (7) for preventing the second wire core (5) from deforming are distributed in the area between two adjacent second wire cores (5) of the protective layer (6).

2. The high temperature resistant low flame retardant vessel specific cable of claim 1, wherein: the protection layer (6) comprises a first supporting layer (8) and a second supporting layer (9) which are respectively attached to the first wire core (4) and the protection layer (6) to support the shape of a cable, and the energy absorbing part (7) is distributed between the first supporting layer (8) and the second supporting layer (9).

3. The high temperature resistant low flame retardant vessel specific cable of claim 1, wherein: the energy absorbing part (7) comprises a first bearing part (10) with one end extending from the middle parts of the first supporting layer (8) and the second supporting layer (9) to the second wire core (5).

4. A high temperature resistant low flame retardant vessel specific cable according to claim 3, wherein: the bearing part (10) and the supporting layer (8) and the supporting layer (9) are matched to form a cavity (11) for protecting the wire core (4) and the wire core (5) and a cavity (12) for counteracting external extrusion force.

5. The high temperature resistant low flame retardant ship specific cable of claim 4, wherein: one end of the second cavity (12) is provided with a second bearing part (13) which extends from the first bearing part (10) close to the first wire core (4) to the second supporting layer (9).

6. The high temperature resistant low flame retardant ship specific cable of claim 5, wherein: two bearing parts (13) are symmetrically arranged.

7. The high temperature resistant low flame retardant vessel specific cable of claim 1, wherein: the first wire core (4) and the second wire core (5) are sleeved with a shielding layer (14).

8. A high temperature resistant low flame retardant vessel specific cable according to claim 3, wherein: the first bearing part (10) and the second bearing part (13) are arc-shaped.