Low-smoke halogen-free flame-retardant EV new energy line

Abstract

The utility model relates to the technical field of EV new energy lines, in particular to a low-smoke halogen-free flame-retardant EV new energy line, which comprises a cable, a suspension mechanism is sleeved on the cable, the cable comprises an inner conductor, an insulating layer is fixedly mounted on the inner conductor, a shielding layer is fixedly mounted on the insulating layer, a flame-retardant layer is fixedly mounted on the shielding layer, and a flame-retardant layer is fixedly mounted on the flame-retardant layer. The flame-retardant layer is fixedly provided with the buffer layer, the buffer layer is fixedly provided with the armor layer, the armor layer is fixedly provided with the jacket layer, and the jacket layer is fixedly provided with the ultraviolet protection layer. According to the utility model, the insulating layer is arranged to achieve the purpose of insulation and prevent current from leaking to the outside of the cable, the shielding layer is arranged to protect internal signals from being influenced by an external electromagnetic field, and the flame-retardant layer is arranged to improve the fireproof performance of the cable and reduce smoke generation and toxic gas release during a fire disaster.

Description

TECHNICAL FIELD

[0001] The utility model relates to EV new energy line technical field especially relates to a low smoke halogen -free flame -retardant EV new energy line. BACKGROUND

[0002] EV new energy line, usually refers to for electric vehicle including but not limited to high current transmission capacity, high temperature resistance, wear resistance, corrosion resistance and good electrical insulation performance. They play a key role in electric vehicles, used to connect battery, motor, charging system, electronic control unit and other key components, ensure that the electrical system of the vehicle can safely, efficiently run.

[0003] With the growing demand for environmental protection and sustainable development, the development of new energy vehicles (EV) is increasingly concerned. In new energy vehicles, wire and cable is an important part of electrical system, responsible for transmitting power and signals. However, the traditional wire and cable may produce a large amount of smoke and toxic gas in the process of use, which will pose a serious threat to personnel safety and environment in the event of fire. In addition, the working environment of new energy vehicles is more complex, and higher requirements are put forward for the flame retardant performance of wire and cable. SUMMARY

[0004] The utility model aims at solving the above -mentioned shortcomings in prior art, and proposes a low smoke halogen -free flame -retardant EV new energy line.

[0005] In order to realize the above -mentioned purpose, the utility model adopts the following technical scheme:

[0006] Design a kind of low smoke halogen -free flame -retardant EV new energy line, including cable, the cable is equipped with suspension mechanism, the cable includes inner conductor, the inner conductor is fixedly installed with insulating layer, the insulating layer is fixedly installed with shielding layer, the shielding layer is fixedly installed with flame -retardant layer, the flame -retardant layer is fixedly installed with buffer layer, the buffer layer is fixedly installed with armored layer, the armored layer is fixedly installed with outer sleeve layer, the outer sleeve layer is fixedly installed with ultraviolet protection layer.

[0007] Further, the suspension mechanism includes a ring, the ring is equipped on the cable, the shape of the ring is circular.

[0008] Further, the ring is fixedly installed with connecting rod, the shape of the connecting rod is square rod, one end of the connecting rod is fixedly installed with mounting plate, the shape of the mounting plate is square plate, the mounting plate is equipped with mounting through -hole, the shape of the mounting through -hole is cylindrical through -hole, the number of mounting through -hole is two.

[0009] Further, the insulating layer is made of polyethylene, and the shielding layer is made of aluminum foil.

[0010] Further, the flame-retardant layer is made of LSOH, and the buffer layer is made of polypropylene.

[0011] Further, the armored layer is made of aluminum tape.

[0012] Further, the ultraviolet protection layer is made of UV film, and the sheath layer is made of low-smoke halogen-free polyethylene.

[0013] The low-smoke halogen-free flame-retardant EV new energy cable has the beneficial effects that: the insulating layer is arranged to achieve insulation, prevent current leakage to the outside of the cable, the shielding layer is arranged to protect the internal signal from the influence of the external electromagnetic field, the flame-retardant layer is arranged to improve the fireproof performance of the cable, reduce smoke generation and toxic gas release during a fire, the buffer layer is arranged to protect the insulating layer from mechanical damage, the armored layer is arranged to enhance the mechanical protection of the cable, facilitate the use of the cable, the sheath layer is arranged to ensure that the cable does not generate a large amount of toxic smoke and harmful gas during combustion, the ultraviolet protection layer is arranged to prevent the cable from aging and degrading when exposed to sunlight, and the suspension mechanism is arranged to facilitate the suspension installation of the EV new energy cable. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Fig. 2 It is a cable partial section view of the utility model;

[0016] Fig. 3 It is a schematic diagram of the suspension mechanism of the utility model.

[0017] In the drawing: 1, cable; 11, inner conductor; 12, insulating layer; 13, shielding layer; 14, flame-retardant layer; 15, buffer layer; 16, armored layer; 17, sheath layer; 18, ultraviolet protection layer; 21, ring sleeve; 22, mounting plate; 23, connecting rod; 24, mounting through hole. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0019] Reference Figs. 1-3The utility model provides a low smoke halogen-free flame retardant EV new energy line, which comprises a cable 1, characterized in that: a hanging mechanism is sleeved on the cable 1, and the hanging mechanism is convenient for the suspension installation of the EV new energy line; the cable 1 comprises an inner conductor 11, the inner conductor 11 is fixedly installed with an insulating layer 12, the insulating layer 12 is provided to achieve the purpose of insulation, prevent current leakage to the outside of the cable, the insulating layer 12 is fixedly installed with a shielding layer 13, the shielding layer 13 is provided to protect internal signals from the influence of external electromagnetic fields, the shielding layer 13 is fixedly installed with a flame-retardant layer 14, the flame-retardant layer 14 is provided to improve the fireproof performance of the cable 1, reduce smoke generation and toxic gas release during a fire, the flame-retardant layer 14 is fixedly installed with a buffer layer 15, the buffer layer 15 is provided to protect the insulating layer 12 from mechanical damage, the buffer layer 15 is fixedly installed with an armored layer 16, the armored layer 16 is provided to enhance the mechanical protection of the cable 1, and the cable 1 is convenient to use, the armored layer 16 is fixedly installed with an outer sleeve layer 17, the outer sleeve layer 17 is provided to ensure that the cable 1 does not produce a large amount of toxic smoke and harmful gas during combustion, and the outer sleeve layer 17 is fixedly installed with an ultraviolet protection layer 18, the ultraviolet protection layer 18 is provided to prevent the cable 1 from aging and degenerating when exposed to sunlight.

[0020] In detail, the hanging mechanism comprises a ring 21, the ring 21 is sleeved on the cable 1, the shape of the ring 21 is a circular ring, and the ring 21 is provided to be sleeved on the cable 1.

[0021] Further, the ring 21 is fixedly installed with a connecting rod 23, the shape of the connecting rod 23 is a square rod, the connecting rod 23 is provided to receive the installation of the mounting plate 22, one end of the connecting rod 23 is fixedly installed with the mounting plate 22, the shape of the mounting plate 22 is a square plate, the mounting plate 22 is provided to receive the opening of the mounting through hole 24, the mounting plate 22 is provided with the mounting through hole 24, the mounting through hole 24 is provided to facilitate the insertion of a bolt, so as to achieve the purpose of fixing the mounting plate 22 to a specified position, facilitate the suspension of the cable 1, the shape of the mounting through hole 24 is a cylindrical through hole, the number of the mounting through hole 24 is two, and the mounting through hole 24 is provided to receive the insertion of a bolt.

[0022] Further, the insulating layer 12 is made of polyethylene, polyethylene is a thermoplastic resin prepared by polymerization of ethylene, is odorless, nontoxic, has a wax-like feel, has excellent low-temperature resistance, good chemical stability and can resist the corrosion of most acids and bases, is insoluble in general solvents at room temperature, has small water absorption and excellent electrical insulation, the insulating layer 12 is provided to achieve the purpose of insulation and prevent current leakage to the outside of the cable 1, and the shielding layer 13 is made of aluminum foil, the shielding layer 13 is provided to protect internal signals from the influence of external electromagnetic fields.

[0023] In more detail, the flame-retardant layer 14 is made of LSOH, which is the abbreviation of Layered Silicate Oxygen-Hydrogen, a kind of layered silicate material that contains silicon-oxygen tetrahedral layers and interlayer cations or water, which usually has a two-dimensional structure, and the layered silicate material is not easy to decompose at high temperatures, so it can provide good thermal protection in the flame-retardant layer of the cable 1, and the LSOH material usually has good flame-retardant properties, can slow down the spread of fire, and reduce the generation of smoke and toxic gases, and the LSOH material is resistant to a variety of chemicals, so that it can resist chemical corrosion in the cable, by providing the flame-retardant layer 14, for improving the fireproof performance of the cable 1, reducing the generation of smoke and release of toxic gases during a fire, the buffer layer 15 is made of polypropylene, by providing the buffer layer 15, for protecting the insulating layer 12 from mechanical damage.

[0024] In general, the armored layer 16 is made of aluminum tape, by providing the armored layer 16, for enhancing the mechanical protection of the cable 1, facilitating the use of the cable 1.

[0025] Finally, the ultraviolet protection layer 18 is made of UV film, which is a material specially designed to block or reduce ultraviolet radiation, by providing the ultraviolet protection layer 18, to prevent the cable 1 from aging and degrading when exposed to sunlight, the sheath layer 17 is made of low-smoke halogen-free polyethylene, by providing the sheath layer 17, to ensure that the cable 1 will not produce a large amount of toxic smoke and harmful gases when burning.

[0026] Working mode; when working, by providing the insulating layer 12, to achieve the purpose of insulation, to prevent current leakage to the outside of the cable 1, by providing the shielding layer 13, for protecting the internal signal from the influence of external electromagnetic fields, by providing the flame-retardant layer 14, for improving the fireproof performance of the cable 1, reducing the generation of smoke and release of toxic gases during a fire, by providing the buffer layer 15, for protecting the insulating layer 12 from mechanical damage, by providing the armored layer 16, for enhancing the mechanical protection of the cable 1, facilitating the use of the cable 1, by providing the sheath layer 17, to ensure that the cable 1 will not produce a large amount of toxic smoke and harmful gases when burning, by providing the ultraviolet protection layer 18, to prevent the cable 1 from aging and degrading when exposed to sunlight.

[0027] And by providing the mounting plate 22 with mounting through holes 24, cooperating with bolts, it is convenient to hang and fix the EV new energy line to the specified position, facilitating the installation of the EV new energy line.

[0028] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A low-smoke halogen-free flame-retardant EV new energy cable, comprising a cable (1), characterized in that: The cable (1) is provided with a hanging mechanism, the cable (1) comprises an inner conductor (11), the inner conductor (11) is fixedly provided with an insulating layer (12), the insulating layer (12) is fixedly provided with a shielding layer (13), the shielding layer (13) is fixedly provided with a flame-retardant layer (14), the flame-retardant layer (14) is fixedly provided with a buffer layer (15), the buffer layer (15) is fixedly provided with an armored layer (16), the armored layer (16) is fixedly provided with an outer jacket layer (17), and the outer jacket layer (17) is fixedly provided with an ultraviolet protection layer (18).

2. The low-smoke halogen-free flame-retardant EV new energy cable according to claim 1, characterized in that: The hanging mechanism comprises a ring sleeve (21), the ring sleeve (21) is sleeved on the cable (1), and the ring sleeve (21) is in a circular shape.

3. The low-smoke halogen-free flame-retardant EV new energy cable according to claim 2, characterized in that: The ring sleeve (21) is fixedly provided with a connecting rod (23), the connecting rod (23) is in a square shape, one end of the connecting rod (23) is fixedly provided with a mounting plate (22), the mounting plate (22) is in a square shape, the mounting plate (22) is provided with a mounting through hole (24), the mounting through hole (24) is in a cylindrical shape, and the mounting through hole (24) is in a number of two.

4. The low-smoke halogen-free flame-retardant EV new energy cable of claim 1, wherein: The insulating layer (12) is made of polyethylene, and the shielding layer (13) is made of aluminum foil.

5. The low-smoke halogen-free flame-retardant EV new energy cable of claim 1, wherein: The flame-retardant layer (14) is made of LSOH, and the buffer layer (15) is made of polypropylene.

6. The low-smoke halogen-free flame-retardant EV new energy cable of claim 1, wherein: The armored layer (16) is made of an aluminum strip.

7. The low-smoke halogen-free flame-retardant EV new energy cable according to claim 1, characterized in that: The ultraviolet protection layer (18) is made of a UV film, and the outer jacket layer (17) is made of low-smoke halogen-free polyethylene.

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