CN213242032U

CN213242032U - Safe high-voltage cable of LED lamp

Info

Publication number: CN213242032U
Application number: CN202022547116.0U
Authority: CN
Inventors: 付国军
Original assignee: Hangzhou Xuanjia Arts And Crafts Co ltd
Current assignee: Hangzhou Xuanjia Arts And Crafts Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-05-18
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a safe high-voltage cable of an LED lamp, which relates to the technical field of cables, and comprises a conductor and an insulating layer wrapped on the outer wall of the conductor, wherein the outer part of the insulating layer is sleeved with a shielding layer, the number of the insulating layers is four, and a separation support plate is arranged between the four insulating layers, the separation support plate is in a cross shape, the side wall of the separation support plate is butted against the inner wall of the shielding layer, a filling layer is arranged inside the shielding layer and outside the insulating layer, air in a cavity is formed between the outer protective layer and the heat preservation layer of the safe high-voltage cable of the LED lamp, the periphery of the cable can be fully protected, the influence of the external temperature on the inside of the cable is avoided, meanwhile, the cavity can play a role of shock absorption when the cable is extruded by external force, the compression resistance of the cable is improved, the separation support plate can avoid the mutual influence between the conductors, the pressure resistance of the cable is improved.

Description

Safe high-voltage cable of LED lamp

Technical Field

The utility model relates to a cable field, concretely relates to safe high-voltage cable of LED lamp.

Background

With the development of science and technology, the cable has more and more purposes, is mainly used for controlling multiple functions such as installation, connecting equipment, electric power transmission and the like, is indispensable in production and life, is a high-voltage cable, is used for transmitting the electric power cable between 1kv and 1000kv, is mostly applied to electric power transmission and distribution, has poor safety, and is easy to be damaged due to external force in the using process to influence the service life of the existing high-voltage cable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe high-voltage cable of LED lamp.

The utility model provides a technical scheme that above-mentioned problem adopted is:

the utility model provides a safe high-voltage cable of LED lamp, includes the conductor and wraps up in the insulating layer of its outer wall, the outside cover of insulating layer is equipped with the shielding layer, the quantity of insulating layer has four, and is equipped with the separation backup pad between four insulating layers, it is the inner wall of "ten" font and its lateral wall conflict shielding layer to separate the backup pad, the inside of shielding layer and the outside that is located the insulating layer are equipped with the filling layer, the outer wall of shielding layer is equipped with the heat preservation, the outer wall ring array of heat preservation has the elasticity to prop up the piece, and the end connection that the piece was propped up to elasticity has the outer protective layer, the outside of heat preservation is located to the outer protective layer cover, and vacuole formation between outer protective layer.

As a further improvement of the technical scheme, the outer wall of the wear-resistant layer is fixed with the protective ring, the wear-resistant blocks are arranged on the outer wall of the protective ring in an annular array mode, the protective ring can support the cable when the cable is dragged on the ground, the cable is prevented from being in direct contact with the ground, the wear resistance of the cable is improved, the cable is prevented from being cracked due to abrasion during construction, the service life of the cable is prevented from being influenced, and the durability of the cable is better.

As a further improvement of the technical scheme, the through holes of the annular array are formed in the protection ring, the through holes penetrate through the protection ring, the material consumption of the protection ring is reduced by the through holes, the manufacturing cost is reduced, meanwhile, the gravity is reduced, gaps are formed in the protection ring by the through holes, the elasticity of the protection ring can be increased, the compression resistance is improved, meanwhile, the through holes can provide joints when cables break, and the broken parts are fixed conveniently.

As a further improvement of the technical scheme, the outer wall of the heat-insulating layer is provided with the flame-retardant layer, and the flame-retardant layer is made of asbestos fiber materials, so that the fireproof performance of the line can be improved.

As a further improvement of the technical scheme, the filling layer is made of glass silk floss materials, and the flame retardant property of the cable can be improved.

As a further improvement of the technical scheme, an end block is sleeved at the joint of the separation supporting plate and the shielding layer, contact neps between the separation supporting plate and the shielding layer are added on the end block, and the separation supporting plate damages the shielding layer when a circuit is placed under overlarge pressure.

Compared with the prior art, the utility model, have following advantage and effect:

1. the utility model discloses a through the air that forms in the cavity between outer protective layer and the heat preservation when using, can fully protect the periphery of cable, avoid ambient temperature to the inside influence of cable, the cavity can play the cushioning effect when the cable is being extruded by external force simultaneously, improves the compressive action of cable, separates the backup pad and can avoid the mutual influence between the conductor, can play the supporting role simultaneously, improves the compressive property of cable.

2. The utility model discloses a can hold up the cable when ground is dragged the line through the guard ring when using, avoid cable and ground direct contact, improve the wearability of cable, avoid the cable to produce the crack because of the wearing and tearing when the construction and influence life.

3. The utility model discloses a can reduce the material quantity of guard ring through the through-hole when using, reduce the cost of manufacture, reduce gravity simultaneously, the through-hole makes the inside of guard ring produce the space, and the elasticity of multiplicable guard ring improves compressive property, and the through-hole can provide the junction when the cable fracture simultaneously, and the convenience is fixed with the fracture.

Drawings

Fig. 1 is an internal structure schematic diagram of the wear-resistant layer of the embodiment of the present invention.

Fig. 2 is an external view of an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a guard ring according to an embodiment of the present invention.

Wherein: the cable comprises a conductor 1, an insulating layer 2, a shielding layer 3, a through hole 4, a filling layer 5, a separation supporting plate 6, a heat insulating layer 7, an elastic supporting block 8, an outer protective layer 9, a wear-resistant layer 10, a flame-retardant layer 11, an end block 12, a protective ring 13 and a wear-resistant block 14.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1 to 3, the embodiment provides a safe high-voltage cable of an LED lamp, including a conductor 1 and an insulating layer 2 wrapping the outer wall of the conductor, a shielding layer 3 is sleeved outside the insulating layer 2, the number of the insulating layers 2 is four, and a separation support plate 6 is arranged between the four insulating layers 2, the separation support plate 6 is cross-shaped, the side wall of the separation support plate abuts against the inner wall of the shielding layer 3, an end block 12 is sleeved at the joint of the separation support plate 6 and the shielding layer 3, the end block 12 is added with a contact cotton knot between the separation support plate 6 and the shielding layer 3, the separation support plate 6 damages the shielding layer 3 when a circuit is pressed too much, a filling layer 5 is arranged inside the shielding layer 3 and outside the insulating layer 2, the filling layer 5 is made of glass silk floss material, which can improve the flame retardant property of the cable, an insulating layer 7 is arranged on the outer wall of the shielding layer 3, the flame-retardant layer 11 is made of asbestos fiber, the fireproof performance of the circuit can be improved, the outer wall of the heat-insulating layer 7 is annularly arrayed with the elastic supporting blocks 8, the end parts of the elastic supporting blocks 8 are connected with the outer protective layer 9, the outer protective layer 9 is sleeved outside the heat-insulating layer 7, a cavity is formed between the outer protective layer 9 and the heat-insulating layer 7, the outer wall of the heat-insulating layer 7 is sleeved with the wear-resistant layer 10, air in the cavity is formed between the outer protective layer 9 and the heat-insulating layer 7, the periphery of the cable can be fully protected, the influence of the external temperature on the inside of the cable is avoided, meanwhile, the cavity can play a role of shock absorption when the cable is extruded by external force, the compression resistance of the cable is improved, the separation supporting plate 6 can avoid the mutual influence between the conductors 1, meanwhile, the supporting function can be realized, the compression resistance of the cable is improved, the, the protective ring 13 can hold up the cable when the ground drags the line, avoid cable and ground direct contact, the wearability of cable has been improved, avoid the cable to produce the crack because of the wearing and tearing when being under construction and influence life, the durability is better, annular array's through-hole 4 has been seted up to the inside of protective ring 13, and through-hole 4 runs through the inside of protective ring 13, through-hole 4 has reduced the material quantity of protective ring 13, the cost of manufacture has been reduced, gravity has been reduced simultaneously, through-hole 4 has made the inside of protective ring 13 produce the space, the elasticity of multiplicable protective ring 13, the compressive property is improved, through-hole 4 can provide the junction when the cable fracture simultaneously, it is convenient fixed with fracture department.

The working principle is as follows:

this device is when using, form the air in the cavity between outer protective layer 9 and the heat preservation 7, can fully protect the periphery of cable, avoid the influence of ambient temperature to the inside of cable, the cavity can play the cushioning effect when the cable is being extruded by external force simultaneously, improve the resistance to compression effect of cable, separate backup pad 6 and can avoid the influence each other between conductor 1, can play the supporting role simultaneously, improve the compressive property of cable, guard ring 13 can hold up the cable when ground drags, avoid cable and ground direct contact, the wearability of cable has been improved, avoid the cable to produce the crack because of the wearing and tearing when the construction and influence life.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a safe high-voltage cable of LED lamp which characterized in that: the insulation structure comprises a conductor (1) and an insulation layer (2) wrapping the outer wall of the conductor, wherein a shielding layer (3) is sleeved outside the insulation layer (2), the number of the insulation layers (2) is four, separation supporting plates (6) are arranged among the four insulation layers (2), the separation supporting plates (6) are cross-shaped, the side walls of the separation supporting plates are abutted against the inner wall of the shielding layer (3), a filling layer (5) is arranged inside the shielding layer (3) and outside the insulation layers (2), and a heat insulation layer (7) is arranged on the outer wall of the shielding layer (3); the outer wall annular array of heat preservation (7) has elasticity piece (8), and the end connection of elasticity piece (8) has outer protective layer (9), the outside of heat preservation (7) is located to outer protective layer (9) cover, and forms the cavity between outer protective layer (9) and heat preservation (7), the outer wall cover of heat preservation (7) is equipped with wearing layer (10).

2. A safety high voltage cable for LED lamps according to claim 1, characterized in that: the outer wall of the wear-resistant layer (10) is fixed with a protective ring (13), and wear-resistant blocks (14) are arranged on the outer wall of the protective ring (13) in an annular array.

3. A safety high voltage cable for LED lamps according to claim 2, characterized in that: the through holes (4) in the annular array are formed in the protection ring (13), and the through holes (4) penetrate through the protection ring (13).

4. A safety high voltage cable for LED lamps according to claim 1, characterized in that: the outer wall of the heat-insulating layer (7) is provided with a flame-retardant layer (11), and the flame-retardant layer (11) is made of asbestos fiber.

5. A safety high voltage cable for LED lamps according to claim 1, characterized in that: the filling layer (5) is made of glass silk floss materials.

6. A safety high voltage cable for LED lamps according to claim 1, characterized in that: the connecting part of the separation supporting plate (6) and the shielding layer (3) is sleeved with an end block (12).