CN213635503U

CN213635503U - Flexible flame-retardant combined cable

Info

Publication number: CN213635503U
Application number: CN202022753485.5U
Authority: CN
Inventors: 沈敏强; 于衡学; 任彦峰; 谢钟铮; 马伊丹; 李渊慧; 帅平跃
Original assignee: Zhejiang Tianjie Industrial Corp
Current assignee: Zhejiang Tianjie Industrial Corp
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-06
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a flexible flame-retardant combined cable, relating to the cable related field; the cable comprises an outer protective layer, wherein a cable assembly is arranged in an installation chamber of an inner cavity of the outer protective layer; the cable assembly comprises a power module and a network signal module which are respectively positioned on two sides of an installation room, the network signal module comprises an inner sheath, aluminum foil shielding layers, insulating sleeves and conductors, four aluminum foil shielding layers are arranged in the inner sheath, the outer walls of the four aluminum foil shielding layers are in contact with each other and are abutted against the inner wall of the inner sheath, two conductors are arranged in each aluminum foil shielding layer, the insulating sleeves are sleeved on the peripheries of the conductors, the outer walls of the insulating sleeves are in contact with each other and are in contact with the inner wall of each aluminum foil shielding layer, and two adjacent aluminum foil shielding layers are arranged in an inverted mode; the power transmission can be provided for equipment while the signal transmission requirement is met, and the conductor and the power conductor are arranged in a shielding mode independently, so that the conductor is not interfered when transmitting signals.

Description

Flexible flame-retardant combined cable

Technical Field

The utility model relates to a cable correlation field specifically is a flexible fire-retardant combination cable.

Background

Ordinary marine cable electric wire makes many cables according to different functions or usage, can not satisfy and provide the power when providing network signal, adopts steel band or thick steel wire at the armor moreover, and the sheath material is harder, and bend radius is great when the installation is laid to lay the difficulty when causing the cable to use, also occupied a large amount of shipboard spaces. And the cable is made of polyvinyl chloride or rubber materials, a large amount of black smoke is generated during combustion, and the flame retardant property and the environmental protection property are poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flexible fire-retardant combination cable 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:

a flexible flame-retardant combined cable comprises an outer protective layer, wherein a cable assembly is arranged in an installation chamber of an inner cavity of the outer protective layer; the cable assembly is including power module and the network signal module who is located the installation room both sides respectively, the network signal module includes inner sheath, aluminium foil shielding layer, insulating cover and conductor, be equipped with four aluminium foil shielding layers, four in the inner sheath the outer wall mutual contact of aluminium foil shielding layer just contradicts with the inner sheath inner wall, every all be equipped with two conductors in the aluminium foil shielding layer, the peripheral cover of conductor is equipped with insulating cover, the outer wall mutual contact of insulating cover just with aluminium foil shielding layer inner wall contact, adjacent two the setting is invertd to aluminium foil shielding layer.

As a further aspect of the present invention: and an armor layer is arranged on the inner wall of the outer protective layer.

As a further aspect of the present invention: the inner wall of the armor layer is also sequentially provided with an inner protective layer and a woven layer.

As a further aspect of the present invention: the installation chamber is filled with two filling bodies which are arranged at intervals, and the outer walls of the two sides of the filling bodies are in contact with the outer wall of the inner sheath and the inner wall of the outer sheath.

As a further aspect of the present invention: the power module is located between two packing bodies and comprises a power supply insulating sleeve and a power supply conductor, the power supply conductor is provided with three power supply insulating sleeves sleeved on the peripheries of the three power supply conductors, and the outer walls of the two sides of each power supply insulating sleeve are respectively in contact with the inner sheath and the outer sheath.

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

the utility model discloses in, power module and network signal module make up into the cable assembly and place in the outer jacket, also can provide power transmission for equipment when can satisfying the signal transmission requirement, conductor and power conductor shield the setting alone moreover, can be so that the conductor is not disturbed when transmitting signal.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle network signal module of the present invention.

Notations for reference numerals: the cable comprises an outer protective layer 1, an armor layer 2, an inner protective layer 3, a woven layer 4, an inner protective sleeve 5, an aluminum foil shielding layer 6, an insulating sleeve 7, a conductor 8, an installation chamber 9, a filling body 10, a power supply insulating sleeve 11 and a power supply conductor 12.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the drawings or description, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practical applications. The embodiments of the present invention are provided only for illustration, and not for limiting the scope of the present invention. Any obvious and obvious modifications or alterations to the present invention can be made without departing from the spirit and scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a flexible flame retardant composite cable includes an outer sheath 1, and a cable assembly is disposed in an installation chamber 9 of an inner cavity of the outer sheath 1; the cable assembly is including being located the power module and the network signal module of 9 both sides of installation room respectively, the network signal module includes inner sheath 5, aluminium foil shielding layer 6, insulating boot 7 and conductor 8, be equipped with four aluminium foil shielding layer 6 in the inner sheath 5, four the outer wall mutual contact of aluminium foil shielding layer 6 and conflict with 5 inner walls of inner sheath, every all be equipped with two conductors 8 in the aluminium foil shielding layer 6, the peripheral cover of conductor 8 is equipped with insulating boot 7, the outer wall mutual contact of insulating boot 7 and with the contact of 6 inner walls of aluminium foil shielding layer, adjacent two the setting is invertd to aluminium foil shielding layer 6.

The utility model discloses in, power module and network signal module make up into the cable assembly and place in outer jacket 1, also can provide power transmission for equipment when can satisfying the signal transmission requirement, and conductor 8 and power conductor 12 shield the setting alone moreover, can be so that conductor 8 not disturbed when transmission signal.

Preferably, the power insulation sleeve 11 is cross-linked polyethylene, and the specific thickness and material thereof are selected according to the conditions of the cable usage environment, voltage, temperature resistant grade, and the like.

The sheath is made of a high-flame-retardant environment-friendly soft low-smoke halogen-free material, the flame retardant performance and the environment-friendly performance are better, the softness of the whole cable is better due to the soft material, and the cable is suitable for being laid in bent and narrow spaces on a ship.

Referring to fig. 1, in another embodiment of the present invention, an armor layer 2 is disposed on an inner wall of the outer sheath 1.

Referring to fig. 1, in another embodiment of the present invention, an inner sheath 3 and a braid 4 are sequentially disposed on an inner wall of the armor layer 2.

In conclusion, when in armoring, the thickness of the armor layer 2 is preferably 0.18mm, and the material is preferably fine galvanized steel wire mesh grid, so that the tensile strength and the transverse cutting resistance of the steel wire mesh grid are improved, and meanwhile, the steel wire mesh grid has certain anti-interference capability and ensures certain flexibility.

Referring to fig. 1, in another embodiment of the present invention, the installation chamber 9 is further filled with two fillers 10, and the two fillers 10 are spaced apart from each other and the outer walls of the two sides are in contact with the outer wall of the inner sheath 5 and the inner wall of the outer sheath 1 respectively. The provision of the filling body 10 serves for cushioning and crash protection.

In this embodiment, power module is located between two obturator 10, including power insulation cover 11 and power conductor 12, power conductor 12 is equipped with three and its periphery all overlaps and is equipped with power insulation cover 11, the both sides outer wall of power insulation cover 11 contacts with inner sheath 5 and outer jacket 1 respectively.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A flexible flame-retardant combined cable comprises an outer protective layer (1), wherein a cable assembly is arranged in an installation chamber (9) of an inner cavity of the outer protective layer (1); its characterized in that, the cable assembly is including power module and the network signal module who is located installation room (9) both sides respectively, the network signal module includes inner sheath (5), aluminium foil shielding layer (6), insulating cover (7) and conductor (8), be equipped with four aluminium foil shielding layer (6) in inner sheath (5), four the outer wall mutual contact of aluminium foil shielding layer (6) and contradict with inner sheath (5) inner wall, every all be equipped with two conductor (8) in aluminium foil shielding layer (6), the peripheral cover of conductor (8) is equipped with insulating cover (7), the outer wall mutual contact of insulating cover (7) and with aluminium foil shielding layer (6) inner wall contact, adjacent two aluminium foil shielding layer (6) are invertd and are set up.

2. The flexible flame-retardant combination cable according to claim 1, wherein the installation chamber (9) is further filled with a filler (10), two outer walls of the filler (10) are arranged at intervals, and the two outer walls are respectively in contact with the outer wall of the inner sheath (5) and the inner wall of the outer sheath (1).

3. The flexible flame-retardant combination cable according to claim 2, wherein the power supply module is located between two filling bodies (10) and comprises three power supply insulating sleeves (11) and power supply conductors (12), the power supply conductors (12) are provided with three power supply insulating sleeves (11) respectively sleeved on the peripheries of the three power supply conductors, and the outer walls of two sides of each power supply insulating sleeve (11) are respectively contacted with the inner sheath (5) and the outer sheath (1).

4. A flexible flame retardant combination cable according to claim 1, wherein the inner wall of the outer sheath (1) is provided with an armor layer (2).

5. A flexible fire-retardant combination cable according to claim 4, characterized in that the inner wall of the armor layer (2) is further provided with an inner sheath layer (3) and a braid layer (4) in sequence.