CN214505044U

CN214505044U - Shore line cable

Info

Publication number: CN214505044U
Application number: CN202022993382.6U
Authority: CN
Inventors: 吴浩; 计克云; 何元元; 许峰; 张少东; 吴本荣
Original assignee: Anhui Hongyuan Special Cable Group Co ltd
Current assignee: Anhui Hongyuan Special Cable Group Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-10-26
Anticipated expiration: 2030-12-14

Abstract

The utility model relates to the technical field of power cables, specifically disclose a shore connection cable, including the cable body, the cable body includes the surrounding layer, the inboard veneer fixedly connected with waterproof layer of surrounding layer, the inboard of waterproof layer is along the equidistant fixedly connected with first supporting plate of annular, every two all be equipped with the clearance between the first supporting plate, and all be fixed with the buffer tube in each clearance, the inboard of waterproof layer is through the fixed connection of multi-disc first supporting plate shielding layer, the inboard veneer fixedly connected with armor of shielding layer, the inboard veneer fixedly connected with protective sheath of armor, the protective sheath is including outer protective layer and inner protective layer; this design, the extrusion force that can effectually receive the cable body carries out many times the buffering and offsets, and then guarantees that the pressure that the sinle silk received obtains effectual weakening, has guaranteed the stability of sinle silk when using.

Description

Shore line cable

Technical Field

The utility model relates to a power cable technical field, concretely relates to shore connection cable.

Background

The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater.

Present bank line cable has the relatively poor problem of crushing resistance when using, and the cable can receive the extrusion that comes from the external world when transportation or laying, and then influences the inside sinle silk of cable, produces the potential safety hazard, is unfavorable for the long-time use of cable.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a bank cable, this design possess the good advantage of crushing resistance, have solved the relatively poor problem of current cable crushing resistance.

The utility model discloses a shore connection cable, which comprises a cable body, wherein the cable body comprises an outer cladding layer, the inner side of the outer cladding layer is fixedly connected with a waterproof layer in a gluing mode, the inner side of the waterproof layer is fixedly connected with first supporting sheets at equal intervals along a ring, every two first supporting sheets are provided with gaps, a buffer tube is fixed in each gap, the inner side of the waterproof layer is fixedly connected with a shielding layer through a plurality of first supporting sheets, the inner side of the shielding layer is fixedly connected with an armor layer in a gluing mode, the inner side of the armor layer is fixedly connected with a protective sleeve, the protective sleeve comprises an outer protective layer and an inner protective layer, second supporting sheets are fixedly connected between the outer protective layer and the inner protective layer along the ring at equal intervals, cavities are arranged at positions between the outer protective layer and the inner supporting sheets and between every two second supporting sheets, and a first wire core is fixed in each cavity, and a second wire core is fixed in the inner cavity of the inner protection layer.

The utility model discloses a shore connection cable, wherein, the buffer tube includes two curved elastic rubber pieces, and wherein one elastic rubber piece is laminated on the waterproof layer, and the other elastic rubber piece is laminated on the shielding layer; through the buffer tube of design, when the buffer tube received the extrusion, the elasticity rubber piece of compriseing two arcs can take place to buckle, and then offset pressure, reduces the hero to the sinle silk.

The utility model discloses a shore connection cable, wherein, the surface of first sinle silk and second sinle silk all glues fixedly and is connected with the insulating layer, the insulating layer is made by butadiene styrene rubber; the insulating layer can effectually guarantee the security of sinle silk at the during operation.

The utility model discloses a shore connection cable, wherein, the outside of first sinle silk leaves the clearance with the inner chamber of cavity, is equipped with the filling layer in this clearance, the filling layer comprises TPE plastic granules; TPE plastic granules have good elasticity, can effectually cushion the pressure that comes from the external world to reduce the pressure to the sinle silk.

The utility model relates to a shore connection cable, wherein, the first supporting sheet and the protective sleeve are both made of chloroprene rubber; the appearance of this design, the stability of assurance cable body when using that can be effectual to promote the heat resistance of cable body.

The utility model discloses a shore connection cable, wherein, the surrounding layer is made by polyvinyl chloride plastics, the waterproof layer is made by EP rubbers, and surrounding layer and waterproof layer can guarantee that this cable possesses good waterproof nature and corrosion resistance, the shielding layer is made by tin-plated copper net, and the shielding layer can guarantee that this cable possesses good electromagnetic shielding performance, the armor comprises the steel band net of weaving formation, and the armor can guarantee that this cable possesses good tensile and drag the performance.

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

the utility model discloses a first supporting sheet that sets up is close to inboard at the cable body, and the buffer tube that sets up between the first supporting sheet, then can be effectual carry out first buffering to the pressure that comes from the external world, the waterproof layer can extrude the buffer tube at first, offset the extrusion force through the shape characteristic of buffer tube, reduce the influence to the sinle silk, and through being close to the protective sheath that the inboard position set up in the cable body, and the filling layer that sets up in the protective sheath, can be effectual play spacing fixed and the effect of protection for many sinle silks, can carry out secondary buffering to the pressure that comes from the external world through the filling layer is effectual, and then reduce the extrusion force that guarantees the sinle silk and receive once more; this design, the extrusion force that can effectually receive the cable body carries out many times the buffering and offsets, and then guarantees that the pressure that the sinle silk received obtains effectual weakening, has guaranteed the stability of sinle silk when using.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic cross-sectional structure view of the cable body of the present invention;

FIG. 2 is a schematic perspective view of the protective cover of the present invention;

fig. 3 is a schematic perspective view of the buffer tube of the present invention.

In the figure: 1. an outer cladding; 2. a waterproof layer; 3. a first support sheet; 4. a shielding layer; 5. a buffer tube; 6. an armor layer; 7. a protective sleeve; 701. an outer protective layer; 702. an inner protective layer; 703. a second support sheet; 704. a cavity; 8. a first wire core; 9. a second wire core; 10. an insulating layer; 11. a filling layer; 12. a cable body.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the shore connection cable of the present invention comprises a cable body 12, the cable body 12 includes an outer covering layer 1, a waterproof layer 2 is fixedly bonded to the inner side of the outer covering layer 1, first supporting sheets 3 are fixedly bonded to the inner side of the waterproof layer 2 along an annular shape at equal intervals, a gap is provided between every two first supporting sheets 3, a buffer tube 5 is fixed in each gap, a shielding layer 4 is fixedly bonded to the inner side of the waterproof layer 2 through the plurality of first supporting sheets 3, an armor layer 6 is fixedly bonded to the inner side of the shielding layer 4, a protective sheath 7 is fixedly bonded to the inner side of the armor layer 6, the protective sheath 7 includes an outer protective layer 701 and an inner protective layer 702, second supporting sheets are fixedly bonded to the inner protective layer 701 and the outer protective layer 702 along an annular shape at equal intervals, a cavity 704 is provided between the outer protective layer 701 and the inner protective layer 702 and between every two second supporting sheets 703, a first wire core 8 is fixed in each cavity 704, and a second wire core 9 is fixed in the inner cavity of the inner protection layer 702.

The buffer tube 5 comprises two arc-shaped elastic rubber sheets, wherein one elastic rubber sheet is attached to the waterproof layer 2, and the other elastic rubber sheet is attached to the shielding layer 4; through the buffer tube 5 of design, when buffer tube 5 received the extrusion, the elastic rubber piece of constituteing by two arcs can take place to buckle, and then offset pressure, reduces the hero to the sinle silk.

The surfaces of the first wire core 8 and the second wire core 9 are fixedly connected with an insulating layer 10 in a gluing mode, and the insulating layer 10 is made of styrene butadiene rubber; insulating layer 10 can effectual assurance sinle silk security at the during operation.

A gap is reserved between the outside of the first bobbin 8 and the inner cavity of the cavity 704, a filling layer 11 is arranged in the gap, and the filling layer 11 is made of TPE plastic particles; TPE plastic granules have good elasticity, can effectually cushion the pressure that comes from the external world to reduce the pressure to the sinle silk.

The first supporting sheet 3 and the protective sleeve 7 are both made of chloroprene rubber; the appearance of this design, stability when can effectual assurance cable body 12 uses to promote the heat resistance of cable body 12.

Surrounding layer 1 is made by polyvinyl chloride plastics, and waterproof layer 2 is made by EP rubbers, and surrounding layer 1 and waterproof layer 2 can guarantee that this cable possesses good waterproof nature and corrosion resistance, and shielding layer 4 is made by the tinned copper net, and shielding layer 4 can guarantee that this cable possesses good electromagnetic shielding performance, and armor 6 comprises the steel band net that forms by weaving, and armor 6 can guarantee that this cable possesses good anti-pulling performance.

When the utility model is used (working principle), the utility model discloses a be close to the first supporting sheet 3 that the inboard was add at cable body 12, and the buffer tube 5 that sets up between the first supporting sheet 3, then can be effectual carry out first buffering to the pressure that comes from the external world, waterproof layer 2 can extrude buffer tube 5 at first, offset the extrusion force through the shape characteristic of buffer tube 5, reduce the influence to the sinle silk, and through the protective sheath 7 that sets up near inboard position in cable body 12, and the filling layer 11 that sets up in protective sheath 7, can effectively play spacing fixed and protective effect for many sinle silks, can carry out secondary buffering to the pressure that comes from the external world through filling layer 11 is effectual, and then reduce the extrusion force that guarantees the sinle silk to receive once more; this design, the extrusion force that can effectually receive cable body 12 carries out many times the buffering and offsets, and then guarantees that the pressure that the sinle silk received obtains effectual weakening, has guaranteed the stability of sinle silk when using.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A shore power cable comprising a cable body (12), characterized in that: the cable body (12) comprises an outer covering layer (1), the inner side of the outer covering layer (1) is fixedly connected with a waterproof layer (2) in a gluing mode, the inner side of the waterproof layer (2) is fixedly connected with first supporting sheets (3) at equal intervals along a ring, gaps are formed between every two first supporting sheets (3), a buffer tube (5) is fixed in each gap, the inner side of the waterproof layer (2) is fixedly connected with a shielding layer (4) through a plurality of first supporting sheets (3), the inner side of the shielding layer (4) is fixedly connected with an armor layer (6) in a gluing mode, the inner side of the armor layer (6) is fixedly connected with a protective sleeve (7) in a gluing mode, the protective sleeve (7) comprises an outer protective layer (701) and an inner protective layer (702), the outer protective layer (701) and the inner protective layer (702) are fixedly connected with second supporting sheets (703) at equal intervals along a ring mode, cavities (704) are formed between the outer protection layer (701) and the inner protection layer (702) and between every two second support sheets (703), a first wire core (8) is fixed in each cavity (704), and a second wire core (9) is fixed in an inner cavity of the inner protection layer (702).

2. A shore power cable according to claim 1, wherein: buffer tube (5) including two curved elastic rubber pieces, and wherein a slice elastic rubber piece laminating is in waterproof layer (2), and another piece elastic rubber piece laminating is on shielding layer (4).

3. A shore power cable according to claim 1, wherein: the surface of the first wire core (8) and the surface of the second wire core (9) are fixedly connected with an insulating layer (10) in a gluing mode, and the insulating layer (10) is made of styrene butadiene rubber.

4. A shore power cable according to claim 1, wherein: a gap is reserved between the outer portion of the first wire core (8) and the inner cavity of the cavity (704), a filling layer (11) is arranged in the gap, and the filling layer (11) is composed of TPE plastic particles.

5. A shore power cable according to claim 1, wherein: the first supporting sheet (3) and the protective sleeve (7) are both made of chloroprene rubber.

6. A shore power cable according to claim 1, wherein: the outer cladding layer (1) is made of polyvinyl chloride plastic, the waterproof layer (2) is made of ethylene propylene rubber, the shielding layer (4) is made of a tinned copper net, and the armor layer (6) is composed of a woven steel belt net.