CN213635457U

CN213635457U - Fire-resistant electric wire

Info

Publication number: CN213635457U
Application number: CN202023000706.8U
Authority: CN
Inventors: 马国林
Original assignee: Dongguan Zhongzheng Wire And Cable Technology Co ltd
Current assignee: Dongguan Zhongzheng Wire And Cable Technology Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-07-06
Anticipated expiration: 2030-12-14

Abstract

The utility model discloses a fire-resistant electric wire, including the electric wire body, the inside insulator bracket that forms a plurality of recesses in side that is equipped with of electric wire body, the fin is equipped with all hugging closely to the insulator bracket indent one side, it has the electrically conductive electricity core of interior protective layer to alternate in the recess, the ceramic layer in the recess outside of half-cover electrically conductive electricity core is equipped with in the recess, ceramic layer and insulator bracket are equipped with outer protective layer outward, outer protective layer surface is equipped with the heat dissipation layer, the heat dissipation layer still is equipped with the restrictive coating outward, the insulator bracket center is equipped with logical groove, be equipped with communicating first through-hole between fin and the logical groove, be equipped with communicating second through. The insulating frame is adopted to separate each conductive electric core, the end of the tightly-attached groove is added with the heat dissipation fins which are communicated with the through groove for fast heat dissipation, the conductive electric core is protected by the ceramic layer on the outward surface, the ceramic layer has the effect of fire resistance and high temperature resistance, the heat dissipation layer which is communicated with the through groove is additionally added, and when the effect of fire resistance is achieved, the effect of fast cooling is achieved by fast dissipation of internal heat.

Description

Fire-resistant electric wire

Technical Field

The utility model relates to a wire and cable technical field specifically is a fire-resistant electric wire.

Background

A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. The internal conductive cell is a carrier for current circulation. However, the traditional electric wire is simple in structure, and only one or at most two plastic layers are wrapped outside the conductive electric core. However, the electric wire having such a structure is poor in fire resistance and is liable to cause accidents.

Disclosure of Invention

In order to overcome the deficiencies of the prior art, the utility model provides a fire-resistant electric wire can the effectual problem that the solution background art provided.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides a fire-resistant electric wire, includes the electric wire body, the inside insulator bracket that forms a plurality of recesses in side that is equipped with of electric wire body, the fin is equipped with all hugging closely to the insulator bracket indent one side, the recess interlude has the electrically conductive electricity core of surface parcel inner protective layer, half cover is equipped with in the recess the ceramic layer in the electrically conductive electricity core outside, the ceramic layer with the insulator bracket is equipped with the outer protective layer outward, outer protective layer surface is equipped with the heat dissipation layer, the heat dissipation layer still is equipped with the restrictive coating outward, the insulator bracket center is equipped with logical groove, the fin with it is equipped with communicating first through-hole to lead to between the groove, the heat dissipation layer with it is equipped with communicating second.

Further, the number of the grooves is not less than 2, the grooves are equal in size and are distributed annularly.

Furthermore, only one conductive cell is inserted into the groove.

Further, two sides of the ceramic layer are connected with two sides of the radiating fin.

Further, the inner protective layer and the outer protective layer are a TPU plastic protective layer.

Furthermore, a reflecting layer is arranged outside the sheath layer.

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

the utility model discloses adopted the insulator bracket to separate the fixed position of each electrically conductive electricity core in inside, hug closely recess one end at electrically conductive electricity core and added logical groove communicating fin and dispel the heat fast, electrically conductive electricity core then adopts the ceramic layer to protect electrically conductive electricity core outwards, the ceramic layer has fire-resistant high temperature resistance's effect, plus has also added the communicating heat dissipation layer of logical groove again, in fire-resistant effect, give off inside heat fast and play rapid cooling's effect, overall structure is simple, good fire resistance, high temperature resistance's effect has also been played.

Drawings

Fig. 1 is the overall internal structure diagram of the present invention.

Reference numbers in the figures:

1-groove, 2-insulating frame, 3-radiating fin, 4-inner protective layer, 5-conductive electric core, 6-ceramic layer, 7-outer protective layer, 8-radiating layer, 9-sheath layer, 10-through groove, 11-first through hole, 12-second through hole and 13-reflecting layer.

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.

As shown in fig. 1, the utility model provides a fire-resistant electric wire, including the electric wire body, the inside insulator bracket 2 that forms a plurality of recesses 1 in the side that is equipped with of electric wire body, the fin 3 of being equipped with is all hugged closely to insulator bracket 2 indent one side, it has the electrically conductive electricity core 5 of interior protective layer 4 to alternate in the recess 1, half cover is equipped with in the recess 1 the ceramic layer 6 in the electrically conductive electricity core 5 outside, the ceramic layer 6 with the insulator bracket 2 is equipped with outer protective layer 7 outward, outer protective layer 7 surface is equipped with heat dissipation layer 8, heat dissipation layer 8 still is equipped with restrictive coating 9 outward, insulator bracket 2 center is equipped with logical groove 10, fin 3 with be equipped with communicating first through-hole 11 between leading to the groove 10, heat dissipation layer 8 with be equipped with communicating second through-hole 12 between leading to the groove 10.

It is further noted that the number of the grooves 1 is not less than 2 and the grooves are distributed in a ring shape with equal size.

It is further described that only one conductive cell 5 is inserted into the groove 1, which effectively protects the safety of the internal conductive cell 5.

Further, both sides of the ceramic layer 6 are connected to both sides of the heat sink 3, and when both ends are connected, not only the internal heat is prevented from being diffused to the outside, but also the external heat is prevented from being introduced to the inside.

It is further specified that the inner protective layer 4 and the outer protective layer 7 are a TPU plastic protective layer.

Further, a reflective layer 13 is arranged outside the sheath layer 9, and the reflective layer 13 can have a certain effect of resisting high-temperature light.

Compared with the prior art, this technical scheme has adopted insulating frame 2 to separate the fixed position of each electrically conductive electricity core 5 inside, hug closely 1 one end of recess and added logical groove 10 communicating fin 3 and dispel the heat fast at electrically conductive electricity core 5, electrically conductive electricity core 5 outside one side then adopts ceramic layer 6 to protect electrically conductive electricity core 5, ceramic layer 6 has fire-resistant high temperature resistant effect, plus has also added the communicating heat dissipation layer 8 in rethread groove 10, in fire-resistant effect, give off inside heat fast and play rapid cooling's effect.

The specific working principle is as follows: in the use, insulator bracket 2 sets up to take recess 1 to fix the state of electrically conductive electricity core 5, electrically conductive electricity core 5 hugs closely the heat of 3 effective discharge recess 1 insides of fin of recess 1 one end, and discharge heat transmission to logical groove 10 in through first through-hole 11, the heat of inboard and outside can be gived off equally to the heat dissipation layer 8 of outside, and discharge in communicating groove 10 through second through-hole 12 transmission, can produce a large amount of heats when meeting fire, the heat can both be gived off fast, and simultaneously, electrically conductive electricity core 5 is equipped with ceramic layer 6 of half covering towards one side of locating, ceramic layer 6 has the characteristics that the refractiveness is good, can protect inside electrically conductive electricity core 5's refractiveness step by step, whole fire-resistant effect has been improved.

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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A fire resistant electrical wire, characterized by: including the electric wire body, the inside insulator bracket that is equipped with the side and forms a plurality of recesses of electric wire body, the fin is equipped with all hugging closely to the insulator bracket indent one side, it has the electrically conductive electricity core of surface parcel inner protective layer to alternate in the recess, half cover is equipped with in the recess the ceramic layer in the electrically conductive electricity core outside, the ceramic layer with the insulator bracket is equipped with the outer protective layer outward, outer protective layer surface is equipped with the heat dissipation layer, the heat dissipation layer still is equipped with the restrictive coating outward, the insulator bracket center is equipped with logical groove, the fin with it is equipped with communicating first through-hole to lead to the groove between, the heat dissipation layer with it is equipped with communicating second through-hole to.

2. A fire resistant electrical wire as defined in claim 1, wherein: the number of the grooves is not less than 2, the grooves are equal in size and are distributed annularly.

3. A fire resistant electrical wire as defined in claim 1, wherein: only one conductive battery cell is inserted into the groove.

4. A fire resistant electrical wire as defined in claim 1, wherein: the two sides of the ceramic layer are connected with the two sides of the radiating fin.

5. A fire resistant electrical wire as defined in claim 1, wherein: the inner protective layer and the outer protective layer are TPU plastic protective layers.

6. A fire resistant electrical wire as defined in claim 1, wherein: and a reflecting layer is arranged outside the sheath layer.