CN206758147U - A kind of high-strength cable - Google Patents

A kind of high-strength cable Download PDF

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Publication number
CN206758147U
CN206758147U CN201720077980.4U CN201720077980U CN206758147U CN 206758147 U CN206758147 U CN 206758147U CN 201720077980 U CN201720077980 U CN 201720077980U CN 206758147 U CN206758147 U CN 206758147U
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CN
China
Prior art keywords
enhancement layer
layer
enhancing
cable
annulus
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Expired - Fee Related
Application number
CN201720077980.4U
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Chinese (zh)
Inventor
刘恒文
刘志达
张玉田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Wang Heng Technology Co Ltd
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Tianjin Wang Heng Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to CN201720077980.4U priority Critical patent/CN206758147U/en
Application granted granted Critical
Publication of CN206758147U publication Critical patent/CN206758147U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

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Abstract

The utility model provides a kind of high-strength cable, including cable core, the outside of cable core is coated with screen layer successively from the inside to the outside, heat-insulation layer, first enhancement layer, second enhancement layer and outer protective sleeve, screen layer, heat-insulation layer, first enhancement layer, it is connected between second enhancement layer and outer protective sleeve by waterproof adhesive, first enhancement layer includes the enhancing annulus of multiple equidistantly distributeds, dowel is connected between enhancing annulus, enhancing annulus and dowel are formed in one structure, second enhancement layer includes enhancing ring wall and positioned at enhancing ring wall inner side and the enhancing integrally formed semicircle reinforcing rib of ring wall, outer protective sleeve is flame-proof polyvinyl chloride sheath.The beneficial effects of the utility model are:First enhancement layer of network structure and the second enhancement layer of tubular structure be combined the pliability for making cable and mechanical strength is obviously improved, the design assigns the higher impact resistance of cable, voltage endurance capability, so as to promote being obviously prolonged for cable service life.

Description

A kind of high-strength cable
Technical field
Technical field of cables is the utility model is related to, more particularly, to a kind of high-strength cable.
Background technology
Traditional cable includes cable core and the insulating sheath on the outside of cable core.Because traditional construction of cable is very simple It is single, so making cable be in bending for a long time because stopping birds or the pressure of sleet silver thaw acts on after prolonged State, the phenomenon of cable breakdown will if things go on like this occur.Once will occur situation about leaking electricity after wrecking, can so increase Add the birds rested on electric wire by the even dead occurrence probability of electricity wound.Also may be used in addition, people touch unintentionally these cables Middle electricity can be caused and triggered the injures and deaths time.Because the relatively low therefore traditional cable of the use intensity of traditional cable uses for a long time After can have many safety problems.In view of this present situation, electrician personnel need to regularly replace cable.So not only need to expend More manpowers can also cause being substantially improved for cable use cost.
As can be seen here, a kind of high-strength cable how is worked out, possesses the advantages of extending cable service life, and cable exists Security performance is higher during use, is current those skilled in the art's urgent problem to be solved.
The content of the invention
In order to solve the above problems, the utility model provides a kind of high-strength cable.
A kind of high-strength cable of the utility model, including cable core, the outside of the cable core are coated with screen successively from the inside to the outside Cover layer, heat-insulation layer, the first enhancement layer, the second enhancement layer and outer protective sleeve, the screen layer, heat-insulation layer, the first enhancement layer, second It is connected between enhancement layer and outer protective sleeve by waterproof adhesive, first enhancement layer includes multiple equidistantly distributeds Strengthening annulus, dowel is connected between the enhancing annulus, the enhancing annulus and the dowel are formed in one structure, Second enhancement layer includes enhancing ring wall and positioned at the enhancing ring wall inner side and the enhancing integrally formed semicircle of ring wall Shape reinforcing rib, the outer protective sleeve are flame-proof polyvinyl chloride sheath.
Further, the material of first enhancement layer is reinforcing glass fiber, and the material of second enhancement layer is bullet Property elastomeric material.
Further, the material of the screen layer is metallic copper material.
Further, the heat-insulation layer includes expanded polystyrene (EPS) layer and gathering on the outside of the expanded polystyrene (EPS) Tetrafluoroethene high-temperature-resistant layer.
Further, the thickness of the flame-proof polyvinyl chloride sheath is more than 1.5mm.
Further, the flame retardant in the flame-proof polyvinyl chloride sheath is aluminium hydroxide.
A kind of high-strength cable of the utility model, compared with prior art with advantages below:
First, by setting the screen layer to make the electric signal transmission process of the cable from outer in the high-strength cable The interference of sector signal, to reduce power transmission loss, improve electric energy efficiency of transmission.The design of the heat-insulation layer makes the cable Internal structure scorching and freezing from external environment, and then it is suitable environment to widen the cable.
Secondly, second enhancement layer of first enhancement layer and tubular structure of network structure in the high-strength cable Be combined the pliability for making the cable and mechanical strength is obviously improved, the design assign the higher impact resistance of the cable, Voltage endurance capability, so as to promote the extension of the cable service life.
Finally, flame-proof polyvinyl chloride sheath described in the high-strength cable not only assigns the outer protective sleeve excellent insulation Performance, also assign it and possess good anti-flammability.So when fire occurs, the outer protective sleeve still is able to play it to cable Protective effect.The design similarly helps to extend the service life of cable.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is longitudinal cross-section structural representation of the present utility model.
In figure:
1st, cable core 2, screen layer 3, heat-insulation layer
4th, the first enhancement layer 5, the second enhancement layer 6, outer protective sleeve
Embodiment
In order to be better understood from the utility model, enter traveling one to the utility model with reference to specific embodiments and the drawings The description of step.
As shown in Figure 1-2, a kind of high-strength cable, including cable core 1, the outside of the cable core 1 coat successively from the inside to the outside There are screen layer 2, heat-insulation layer 3, the first enhancement layer 4, the second enhancement layer 5 and outer protective sleeve 6.The screen layer 2, heat-insulation layer 3, first It is connected between enhancement layer 4, the second enhancement layer 5 and outer protective sleeve 6 by waterproof adhesive.The waterproof adhesive is viscous Tie the very strong epobond epoxyn of power.
By setting the screen layer 2 to make the electric signal transmission process of the cable from the interference of outer signals, with drop Low power transmission loss, improve electric energy efficiency of transmission.In order to improve the screening ability of the screen layer 2, so by the shielding The material design of layer 2 is metallic copper material.
The design of the heat-insulation layer 3 makes internal structure the scorching and freezing from external environment of the cable, Jin Ertuo The wide cable is suitable environment.In order that the heat-insulation layer 3 not only possesses good heat-insulation and heat-preservation ability also with excellent Temperature capacity, so the heat-insulation layer 3 is designed as to include expanded polystyrene (EPS) layer and outside the expanded polystyrene (EPS) The polytetrafluoroethylene (PTFE) high-temperature-resistant layer of side.
First enhancement layer 4 includes the enhancing annulus of multiple equidistantly distributeds, is connected between the enhancing annulus Connect muscle.Enhancing annulus and the dowel are formed in one structure.Second enhancement layer 5 includes enhancing ring wall and is located at Strengthen the integrally formed semicircle reinforcing rib of ring wall with described on the inside of the enhancing ring wall.
By being combined second enhancement layer 5 of first enhancement layer 4 and tubular structure of network structure, make The pliability and mechanical strength of the cable are obviously improved, and the design assigns the higher impact resistance of the cable, voltage endurance capability, from And promote the extension of the cable service life.
In order to further lift the enhancing ability of first enhancement layer 4, so being by the material of first enhancement layer 4 Reinforcing glass fiber.Reinforcing glass fiber not only has very high pliability, also with it is light the advantages of, therefore the design will not The heavy burden of the cable is dramatically increased, and this material also has good insulating properties, so as to further improve this cable Use the security performance of process.
In order that also there is light and good buffer capacity while 5 enabling capabilities of the second enhancement layer, so It is elastic rubber material by the material design of second enhancement layer 5, such as polyurethane rubber etc..
The outer protective sleeve 6 is flame-proof polyvinyl chloride sheath.The flame-proof polyvinyl chloride sheath not only assigns the outer layer The excellent insulating properties of sheath 6, also assign it and possess good anti-flammability.The outer protective sleeve 6 is still so when fire occurs Its protective effect to cable can be played.The design similarly helps to extend the service life of cable.
In order to lift the protection cable ability of the flame-proof polyvinyl chloride sheath, so by the flame-proof polyvinyl chloride sheath Thickness be designed as being more than 1.5mm.The increase of the flame-proof polyvinyl chloride jacket thickness can not only improve its fire retardancy, can also Reduction, which produces crack because of its generation oxidation, to be made cable exposure and causes leaky odds.
In order that the flame-proof polyvinyl chloride sheath has good fire retardancy, while have again and be easy to manufacture, And manufacturing cost it is cheap the advantages of, so the flame retardant in the flame-proof polyvinyl chloride sheath is designed as into aluminium hydroxide.Should It is designed as of the present utility model promote the use of and provides favourable conditions.
Embodiment of the present utility model is described in detail above, but the content is only of the present utility model preferable Embodiment, it is impossible to be considered as being used to limit practical range of the present utility model.All impartial changes made according to the scope of the utility model Change and improvement etc., all should still be belonged within this patent covering scope.

Claims (6)

1. a kind of high-strength cable, including cable core (1), it is characterised in that:The outside of the cable core (1) coats successively from the inside to the outside There are screen layer (2), heat-insulation layer (3), the first enhancement layer (4), the second enhancement layer (5) and an outer protective sleeve (6), the screen layer (2), It is connected between heat-insulation layer (3), the first enhancement layer (4), the second enhancement layer (5) and outer protective sleeve (6) by waterproof adhesive, First enhancement layer (4) includes the enhancing annulus of multiple equidistantly distributeds, is connected with dowel between the enhancing annulus, institute State enhancing annulus and the dowel to be formed in one structure, second enhancement layer (5) includes enhancing ring wall and positioned at described Strengthen with the enhancing integrally formed semicircle reinforcing rib of ring wall on the inside of ring wall, the outer protective sleeve (6) is fire-retardant polychlorostyrene second Alkene sheath.
2. high-strength cable according to claim 1, it is characterised in that:The material of first enhancement layer (4) is enhancing Glass fibre, the material of second enhancement layer (5) is elastic rubber material.
3. high-strength cable according to claim 1, it is characterised in that:The material of the screen layer (2) is metal copper material Material.
4. high-strength cable according to claim 1, it is characterised in that:The heat-insulation layer (3) includes expanded polystyrene (EPS) Layer and the polytetrafluoroethylene (PTFE) high-temperature-resistant layer on the outside of the expanded polystyrene (EPS).
5. according to the high-strength cable described in any one in claim 1-4, it is characterised in that:The flame-proof polyvinyl chloride shield The thickness of set is more than 1.5mm.
6. high-strength cable according to claim 5, it is characterised in that:Fire-retardant in the flame-proof polyvinyl chloride sheath helps Agent is aluminium hydroxide.
CN201720077980.4U 2017-01-20 2017-01-20 A kind of high-strength cable Expired - Fee Related CN206758147U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720077980.4U CN206758147U (en) 2017-01-20 2017-01-20 A kind of high-strength cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720077980.4U CN206758147U (en) 2017-01-20 2017-01-20 A kind of high-strength cable

Publications (1)

Publication Number Publication Date
CN206758147U true CN206758147U (en) 2017-12-15

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CN (1) CN206758147U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109887657A (en) * 2019-01-16 2019-06-14 杭州网为通信有限公司 A kind of high temperature resistant communication cable
CN109887666A (en) * 2019-01-16 2019-06-14 杭州裕龙科技有限公司 A kind of communication cable of explosion-proof
CN113707376A (en) * 2021-08-23 2021-11-26 安徽华上电缆科技有限公司 Reinforced composite shielding instrument control cable

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109887657A (en) * 2019-01-16 2019-06-14 杭州网为通信有限公司 A kind of high temperature resistant communication cable
CN109887666A (en) * 2019-01-16 2019-06-14 杭州裕龙科技有限公司 A kind of communication cable of explosion-proof
CN113707376A (en) * 2021-08-23 2021-11-26 安徽华上电缆科技有限公司 Reinforced composite shielding instrument control cable

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171215

Termination date: 20200120

CF01 Termination of patent right due to non-payment of annual fee