CN213781676U - High-temperature-resistant flame-retardant power line - Google Patents

Abstract

The utility model discloses a high temperature resistant fire-retardant power cord has, including plug and connecting wire, the inside of connecting wire includes the cotton layer of fire prevention, the inside packing on the cotton layer of fire prevention has the heat dissipation filling layer, the outer wall fixedly connected with fire-retardant rubber grain on the cotton layer of fire prevention, the outer wall fixedly connected with flame retardant coating of fire-retardant rubber grain, the outer wall on the cotton layer of fire prevention forms the isolation layer with the inner wall of flame retardant coating, the outer wall fixedly connected with heat-conducting layer of flame retardant coating, the inside of heat dissipation filling layer is provided with the heat conduction post. Through the utility model discloses a structure makes the device have better high temperature resistance, and in the charging process, the wire produces the heat, and the heat that the heat dissipation filling layer produced the wire absorbs and spreads, carries out first heavy heat dissipation to the wire, and the heat that the heat dissipation filling layer absorbed transmits for the heat-conducting layer and spreads in the heat-conducting layer through the heat conduction post to carry out the second heavy heat dissipation to the wire, make the radiating effect of device better, thereby realize high temperature resistance's effect.

Description

High-temperature-resistant flame-retardant power line

Technical Field

The utility model belongs to the technical field of the power cord, concretely relates to have fire-retardant power cord of high temperature resistant.

Background

The power line is a wire that transmits current. The usual way of current transfer is point-to-point transfer. The power line can be divided into an AC power line and a DC power line according to the purpose, generally, the AC power line is a wire rod passing through AC with higher voltage, and the wire rod needs to be unified standard due to higher voltage so as to obtain a safety certification party and can be formally produced. The DC line passes a direct current with a low voltage, so that the safety requirement is not strict as the AC line, but the countries still require uniform safety certification for safety.

However, the conventional power cord has the following problems in use:

1. the power transmitted by the power line is large when the power line is used, so that spontaneous combustion of the power line can be caused after long-time use, and safety accidents can occur.

2. When the power line is used, the power line is inevitably extruded or treaded, so that the power line is damaged and cannot be used, and even safety accidents occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a not enough to prior art exists, the utility model aims at providing a have high temperature resistant fire-retardant power cord, possess high temperature resistant, fire-retardant and durable advantage.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant fire-retardant power cord, includes plug and connecting wire, the inside of connecting wire includes the cotton layer of fire prevention, the inside packing on the cotton layer of fire prevention has the heat dissipation filling layer, the outer wall fixedly connected with fire-retardant rubber grain on the cotton layer of fire prevention, the outer wall fixedly connected with flame retardant coating of fire-retardant rubber grain, the outer wall on the cotton layer of fire prevention forms the isolation layer with the inner wall of flame retardant coating, the outer wall fixedly connected with heat-conducting layer of flame retardant coating, the inside of heat dissipation filling layer is provided with the heat conduction post, first gasket and second gasket have been cup jointed to the outer wall of heat conduction post, reset spring has been cup jointed just to be located between first gasket and the second gasket to the outer wall of heat conduction post, reset spring's both ends respectively with the outer wall fixed connection of first gasket, second gasket.

Preferably, the outer wall of the heat conduction column is fixedly connected with the inner walls of the fireproof cotton layer, the fireproof layer and the heat conduction layer respectively, the outer wall of the first gasket is fixedly connected with the outer wall of the fireproof cotton layer, and the outer wall of the second gasket is fixedly connected with the inner wall of the fireproof layer.

Preferably, the outer wall of the heat conduction layer is provided with an outer protection layer, and the inner wall of the outer protection layer is fixedly connected with the outer wall of the heat conduction layer.

Preferably, the heat dissipation filling layer is internally provided with separation blocks, the heat dissipation filling layer is internally provided with wires, and the wires are distributed in a circumferential array by taking the centers of the separation blocks as the circle center.

Preferably, the conductor is arranged inside the lead, the outer wall of the conductor is fixedly connected with an insulating layer, and the outer wall of the insulating layer is fixedly connected with a high-temperature protective layer.

Preferably, the outer wall of the high-temperature protection layer is fixedly connected with the inner wall of the heat dissipation filling layer.

Preferably, the wiring end of plug and the wiring end electric connection of connecting wire, the wiring end electric connection that the plug was kept away from to the connecting wire has the connector.

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

1. through the utility model discloses a structure makes the device have better high temperature resistance, and in the charging process, the wire produces the heat, and the heat that the heat dissipation filling layer produced the wire absorbs and spreads, carries out first heavy heat dissipation to the wire, and the heat that the heat dissipation filling layer absorbed transmits for the heat-conducting layer and spreads in the heat-conducting layer through the heat conduction post to carry out the second heavy heat dissipation to the wire, make the radiating effect of device better, thereby realize high temperature resistance's effect.

2. Through the utility model discloses a structure makes the device have better fire resistance, and in the device charging process, the cotton layer of preventing fires can carry out the first layer fire-retardant to the device, and the isolation layer that is formed by the cotton layer of preventing fires and flame retardant coating simultaneously can carry out the second floor fire-retardant, and the flame retardant coating can carry out the fire-retardant of third layer simultaneously, makes the device have better flame retardant efficiency.

3. Through the utility model discloses a structure, the durability of reinforcing means when the device receives the extrusion or steps on, and flame retardant rubber grain and reset spring can cushion the power that the extrusion was trampled simultaneously, prevent that the device is impaired to reinforcing means's durability, extension fixture's life.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the connecting line structure of the present invention;

FIG. 3 is a schematic structural view of the heat-conducting post of the present invention;

fig. 4 is an enlarged view of the lead structure of the present invention.

In the figure: 1. a plug; 2. a connecting wire; 3. a fireproof cotton layer; 4. a heat dissipation filling layer; 5. flame-retardant rubber particles; 6. a fire barrier layer; 7. an isolation layer; 8. a heat conductive layer; 9. a heat-conducting column; 10. a first gasket; 11. a second gasket; 12. a return spring; 13. an outer protective layer; 14. a separation block; 15. a wire; 16. a conductor; 17. an insulating layer; 18. a high temperature protective layer; 19. a connecting head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a high temperature resistant fire-retardant power cord, including plug 1 and connecting wire 2, the inside of connecting wire 2 includes the cotton layer of fire prevention 3, the inside packing of the cotton layer of fire prevention 3 has heat dissipation filling layer 4, the outer wall fixedly connected with fire-retardant rubber grain 5 of the cotton layer of fire prevention 3, the outer wall fixedly connected with flame retardant coating 6 of fire-retardant rubber grain 5, the outer wall of the cotton layer of fire prevention 3 forms isolation layer 7 with the inner wall of flame retardant coating 6, the outer wall fixedly connected with heat-conducting layer 8 of flame retardant coating 6, the inside of heat dissipation filling layer 4 is provided with heat conduction post 9, first gasket 10 and second gasket 11 have been cup jointed to the outer wall of heat conduction post 9, reset spring 12 has just been located to cup joint between first gasket 10 and the second gasket 11, reset spring 12's both ends respectively with first gasket 10, the outer wall fixed connection of second gasket 11.

In the embodiment, through the structure of the utility model, the device has better high temperature resistance, in the charging process, the wire 15 generates heat, the heat dissipation filling layer 4 absorbs and diffuses the heat generated by the wire 15, the first heavy heat dissipation is carried out on the wire 15, the heat absorbed by the heat dissipation filling layer 4 is transmitted to the heat conduction layer 8 through the heat conduction column 9 and diffuses in the heat conduction layer 8, thereby the second heavy heat dissipation is carried out on the wire 15, the heat dissipation effect of the device is better, thereby the high temperature resistant effect is realized, in the charging process of the device, the fireproof cotton layer 3 can carry out the first flame retardance on the device, simultaneously, the isolation layer 7 formed by the fireproof cotton layer 3 and the fireproof layer 6 can carry out the second flame retardance, meanwhile, the fireproof layer 6 can carry out the third flame retardance, the device has better flame retardance, when the device is extruded or trampled, the flame retardant rubber particles 5 and the reset spring 12 can simultaneously buffer the force of extrusion trampling, the device is prevented from being damaged, thereby enhancing the durability of the device and prolonging the service life of the device.

Specifically, the outer wall of the heat conducting column 9 is respectively fixedly connected with the inner walls of the fireproof cotton layer 3, the fireproof layer 6 and the heat conducting layer 8, the outer wall of the first gasket 10 is fixedly connected with the outer wall of the fireproof cotton layer 3, and the outer wall of the second gasket 11 is fixedly connected with the inner wall of the fireproof layer 6.

In this embodiment, heat-conducting column 9 transmits the heat that heat dissipation filling layer 4 absorbed for heat-conducting layer 8, dispels the heat, makes the device have better high temperature resistance, and first gasket 10 and second gasket 11 are used for fixed reset spring 12, make reset spring 12 be located isolation layer 7, with the cooperation of flame retardant rubber grain 5, cushion the extrusion tread force that the device received, play protection device's effect.

Specifically, the outer wall of the heat conduction layer 8 is provided with an outer protection layer 13, and the inner wall of the outer protection layer 13 is fixedly connected with the outer wall of the heat conduction layer 8.

In this embodiment, the outer protective layer 13 is a protective layer on the outermost side of the connection line 2 and is used for protecting the connection line 2.

Specifically, a separation block 14 is arranged inside the heat dissipation filling layer 4, a conducting wire 15 is arranged inside the heat dissipation filling layer 4, and the conducting wires 15 are distributed in a circumferential array with the center of the separation block 14 as a circle center.

In this embodiment, the separating block 14 is used to separate the wires 15 to prevent the wires 15 from being connected in series, and the wires 15 are used to transmit current.

Specifically, the conductor 15 includes a conductor 16 inside, an insulating layer 17 is fixedly connected to an outer wall of the conductor 16, and a high temperature protection layer 18 is fixedly connected to an outer wall of the insulating layer 17.

In this embodiment, the conductor 16 is used for transmitting current, the insulating layer 17 is used for protecting the conductor 16 to prevent current leakage in the conductor 16, and the high temperature protection layer 18 is used for further protecting the conductor 16, and meanwhile, the high temperature protection layer 18 has the characteristic of high temperature resistance to prevent high temperature melting.

Specifically, the outer wall of the high-temperature protection layer 18 is fixedly connected with the inner wall of the heat dissipation filling layer 4.

In this embodiment, the lead 15 is fixed by connecting the high temperature protection layer 18 and the heat dissipation filling layer 4.

Specifically, the wiring end of the plug 1 is electrically connected with the wiring end of the connecting wire 2, and the wiring end of the connecting wire 2 far away from the plug 1 is electrically connected with the connector 19.

In this embodiment, the connector 19 is used for being connected with a device to be charged, the plug 1 is used for being connected with a socket, the connecting wire 2 is used for transmitting current, the connector 19 and the plug 1 are respectively connected with the device and the socket, the current is transmitted to the device, and the device is charged.

The utility model discloses a theory of operation and use flow: when the device is used, the connector 19 is connected with equipment, then the plug 1 is inserted into a socket to charge the equipment, in the charging process, the wire 15 generates heat, the heat generated by the wire 15 is absorbed and diffused by the heat dissipation filling layer 4, the first heat dissipation is carried out on the wire 15, the heat absorbed by the heat dissipation filling layer 4 is transmitted to the heat conduction layer 8 through the heat conduction column 9 and is diffused in the heat conduction layer 8, so that the second heat dissipation is carried out on the wire 15, the heat dissipation effect of the device is better, and the high-temperature resistant effect is realized, in the charging process of the device, the first flame retardance can be carried out on the device by the fireproof cotton layer 3, meanwhile, the second flame retardance can be carried out by the isolation layer 7 formed by the fireproof cotton layer 3 and the fireproof layer 6, meanwhile, the flame retardance of the third layer can be carried out by the fireproof layer 6, so that the device has a better flame retardance effect, when the device is extruded or trampled, the flame-retardant rubber particles 5 and the reset spring 12 can simultaneously buffer the force of extrusion trampling, the device is prevented from being damaged, thereby enhancing the durability of the device and prolonging the service life of the device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a have fire-retardant power cord of high temperature resistant, includes plug (1) and connecting wire (2), its characterized in that: the inside of connecting wire (2) includes fireproof cotton layer (3), the inside packing of fireproof cotton layer (3) has heat dissipation filling layer (4), outer wall fixedly connected with flame retardant rubber grain (5) of fireproof cotton layer (3), outer wall fixedly connected with flame retardant coating (6) of flame retardant rubber grain (5), the outer wall of fireproof cotton layer (3) forms isolation layer (7) with the inner wall of flame retardant coating (6), the outer wall fixedly connected with heat-conducting layer (8) of flame retardant coating (6), the inside of heat dissipation filling layer (4) is provided with heat conduction post (9), first gasket (10) and second gasket (11) have been cup jointed to the outer wall of heat conduction post (9), reset spring (12) have been cup jointed between the outer wall of heat conduction post (9) and be located first gasket (10) and second gasket (11), reset spring (12) both ends respectively with first gasket (10), The outer wall of the second gasket (11) is fixedly connected.

2. The power cord with high temperature resistance and flame retardance as claimed in claim 1, wherein: the outer wall of heat conduction post (9) respectively with the inner wall fixed connection of fireproof cotton layer (3), flame retardant coating (6) and heat-conducting layer (8), the outer wall of first gasket (10) and the outer wall fixed connection of fireproof cotton layer (3), the outer wall of second gasket (11) and the inner wall fixed connection of flame retardant coating (6).

3. The power cord with high temperature resistance and flame retardance as claimed in claim 1, wherein: the outer wall of heat-conducting layer (8) is provided with outer protective layer (13), the inner wall of outer protective layer (13) and the outer wall fixed connection of heat-conducting layer (8).

4. The power cord with high temperature resistance and flame retardance as claimed in claim 1, wherein: the heat dissipation filling layer is characterized in that separating blocks (14) are arranged inside the heat dissipation filling layer (4), conducting wires (15) are arranged inside the heat dissipation filling layer (4), and the conducting wires (15) are distributed in a circumferential array by taking the centers of the separating blocks (14) as circle centers.

5. The power cord with high temperature resistance and flame retardance according to claim 4, wherein: the wire (15) comprises a conductor (16), the outer wall of the conductor (16) is fixedly connected with an insulating layer (17), and the outer wall of the insulating layer (17) is fixedly connected with a high-temperature protective layer (18).

6. The power cord with high temperature resistance and flame retardance as set forth in claim 5, wherein: the outer wall of the high-temperature protection layer (18) is fixedly connected with the inner wall of the heat dissipation filling layer (4).

7. The power cord with high temperature resistance and flame retardance as claimed in claim 1, wherein: the wiring end of plug (1) and the wiring end electric connection of connecting wire (2), the wiring end electric connection that plug (1) was kept away from in connecting wire (2) has connector (19).

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