CN216212419U

CN216212419U - Flame-retardant thickened power line

Info

Publication number: CN216212419U
Application number: CN202122078367.3U
Authority: CN
Inventors: 王彦强
Original assignee: TIANJIN LANGBO ELECTRONICS CO LTD
Current assignee: TIANJIN LANGBO ELECTRONICS CO LTD
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-04-05
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a flame-retardant thickened power line which comprises a wire body, a flame-retardant mechanism, a limiting ring and a wire inner ring, wherein the limiting ring is arranged on the outer surface of the wire body, the inner wall of the wire body is connected with the wire inner ring in a contact manner, the surface of the wire inner ring is connected with the flame-retardant mechanism in a contact manner, the flame-retardant mechanism specifically comprises a weatherproof layer, an elastic layer, a flame-retardant layer and an insulating layer, the surface of the wire inner ring is connected with the insulating layer in a contact manner, the insulating layer is fixedly connected with the flame-retardant layer, the side surface of the flame-retardant layer is connected with the elastic layer in a contact manner, and the side surface of the elastic layer is connected with the weatherproof layer in a contact manner. Through at electric wire inner circle surface connection insulating layer, fire-retardant layer and weather proof layer, guarantee the flame retardant efficiency of electric wire inner circle to increase the life of electric wire, through at electric wire body surface mounting spacing collar, fire-retardant powder bag and temperature sensor, be convenient for detect the temperature of electric wire, and guarantee the safe handling of electric wire through releasing fire-retardant powder.

Description

Flame-retardant thickened power line

Technical Field

The utility model relates to the technical field of power lines, in particular to a flame-retardant thickened power line.

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.

Patent number CN210429406U discloses a fire-retardant type power cord, including the sinle silk, the outside of sinle silk is provided with the glass fiber layer, and the outside on glass fiber layer is scribbled and is equipped with polyolefin fire prevention insulating coating layer, and simultaneously, the outside on polyolefin fire prevention insulating coating layer still is connected with the chlorinated rubber layer through PP glue, still be provided with the aluminium foil shielding layer between glass fiber layer and the sinle silk, and the inboard and the sinle silk of aluminium foil shielding layer are hugged closely, and PP glue is passed through in the outside of aluminium foil shielding layer and the inboard on glass fiber layer is connected. The power cord is provided with the chlorinated rubber layer, so that a first-stage flame-retardant effect can be achieved, the polyolefin fireproof insulating coating layer is arranged, a second-stage flame-retardant effect can be achieved, and the glass fiber layer is arranged, so that a third-stage flame-retardant effect can be achieved, the overall flame retardance of the power cord is effectively improved, and the problems that the conventional power cord is not ideal in flame-retardant effect and accordingly the use safety of the conventional power cord is reduced are solved.

The flame-retardant power cord has the following disadvantages: the insulation flame retardant effect to the circuit is not good to can not detect the temperature of circuit and carry out the guard action of initiative to the circuit, can not guarantee the safe handling of electric wire. Therefore, a flame-retardant thickened power cord is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a flame-retardant thickened power cord which can effectively solve the problems in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a fire-retardant type adds thick power cord, includes the electric wire body, still includes fire-retardant mechanism, spacing collar and electric wire inner circle, this external surface mounting of electric wire has the spacing collar, the contact of electric wire body inner wall is connected with the electric wire inner circle, electric wire inner circle surface contact is connected with fire-retardant mechanism, fire-retardant mechanism specifically comprises weathering layer, elastic layer, fire-retardant layer and insulating layer, electric wire inner circle surface contact is connected with the insulating layer, the fire-retardant layer of insulating layer fixedly connected with, fire-retardant layer side contact is connected with the elastic layer, elastic layer side contact is connected with the weathering layer.

Furthermore, the device also comprises a protection mechanism, wherein the protection mechanism is connected to two sides of the limiting ring in a contact manner; the safety of the line is ensured through the protection mechanism.

Furthermore, the protection mechanism specifically comprises a flame-retardant powder bag, a valve, a temperature sensor and a conduit, wherein the flame-retardant powder bag is connected to two sides of the limiting ring in a contact manner, the conduit is inserted into the upper side and the lower side of the flame-retardant powder bag, the valve is arranged on the side surface of the conduit, and the temperature sensor is connected to the side surface of the valve through an electric wire; just can be when the high temperature class condition appears in the electric wire circuit under the effect of temperature sensor and valve, cool down the effect through releasing fire-retardant powder, guarantee the certain protective effect to the circuit.

Furthermore, a plurality of groups of conductors are arranged in the inner ring of the wire; the conductivity of the circuit is ensured.

Furthermore, one side of the conductor is electrically connected with a temperature sensor; the temperature of the line is convenient to detect.

Compared with the prior art, the utility model has the following beneficial effects: because the inner wall of the wire body is connected with the wire inner ring in a contact way, and the outer surface of the wire inner ring is sequentially connected with the insulating layer, the flame-retardant layer, the elastic layer and the weatherproof layer, the wire inner ring is well insulated and flame-retardant through the insulating layer and the flame-retardant layer, and the elastic limiting effect on the insulating layer and the flame-retardant layer is ensured through the elastic layer, under the action of the weatherproof layer, the service life of the wire body is prolonged, because the outer surface of the wire body is connected with the limiting ring in a contact way, and the two sides of the limiting ring are provided with the flame-retardant powder bags, because the upper layer and the lower layer of the flame-retardant powder bags are spliced with the guide pipes, and the side surfaces of the guide pipes are provided with the valves, because the wires on the side surfaces of the valves are connected with the temperature sensors, because the inner part of the wire inner ring is provided with a plurality of conductors, and the temperature sensors are connected through the conductors, so that when the high-temperature-type condition of the wire line occurs under the action of the temperature sensors and the valves, the circuit is cooled by releasing the flame-retardant powder, so that a certain protection effect on the circuit is guaranteed, and the safety of the circuit is guaranteed.

Drawings

Fig. 1 is a schematic view of an overall structure of a flame-retardant thickened power cord according to the present invention.

Fig. 2 is a schematic structural view of a protection mechanism of a flame-retardant thickened power line according to the utility model.

Fig. 3 is a schematic structural view of a flame-retardant mechanism of a flame-retardant thickened power line according to the utility model.

In the figure: 1. a flame retardant mechanism; 101. a weatherproof layer; 102. an elastic layer; 103. a flame retardant layer; 104. an insulating layer; 2. a conductor; 3. an inner wire ring; 4. a wire body; 5. a protection mechanism; 501. a flame retardant powder bag; 502. a valve; 503. a temperature sensor; 504. a conduit; 6. a limiting ring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a fire-retardant power cord that thickens, includes electric wire body 4, still includes fire-retardant mechanism 1, spacing collar 6 and electric wire inner circle 3, 4 surface mounting of electric wire body have spacing collar 6, 4 inner wall contact connections of electric wire body have electric wire

inner circle

3, 3 surface contact connections of electric wire inner circle have fire-retardant mechanism 1, fire-retardant mechanism 1 specifically comprises prevent weathering layer 101, elastic layer 102, fire-retardant layer 103 and

insulating layer

104, 3 surface contact connections of electric wire inner circle have insulating layer 104, insulating layer 104 fixedly connected with is fire-retardant layer 103, fire-retardant layer 103 side contact is connected with elastic layer 102, elastic layer 102 side contact connection has windproof layer 101.

The device also comprises a protection mechanism 5, wherein the protection mechanism 5 is connected to two sides of the limiting ring 6 in a contact manner; the safety of the line is ensured by the protection mechanism 5.

The protection mechanism 5 specifically comprises a flame-retardant powder bag 501, a valve 502, a temperature sensor 503 and a conduit 504, wherein the flame-retardant powder bag 501 is connected to two sides of the limiting ring 6 in a contact manner, the conduit 504 is inserted into the upper side and the lower side of the flame-retardant powder bag 501, the valve 502 is installed on the side surface of the conduit 504, and the temperature sensor 503 is connected to the side surface of the valve 502 through an electric wire; just can be when the high temperature class condition appears in the electric wire line under temperature sensor 503 and valve 502's effect, carry out the cooling effect through releasing fire-retardant powder, guarantee certain protection effect to the circuit.

A plurality of groups of conductors 2 are arranged in the wire inner ring 3; the conductivity of the circuit is ensured.

One side of the conductor 2 is electrically connected with a temperature sensor 503; the temperature of the line is convenient to detect.

It should be noted that, the utility model is a flame-retardant thickened power cord, during operation, because the inner wall of the electric wire body 4 is connected with the electric wire inner ring 3 in a contact manner, and the outer surface of the electric wire inner ring 3 is sequentially connected with the insulating layer 104, the flame-retardant layer 103, the elastic layer 102 and the anti-weathering layer 101, the electric wire inner ring 3 is well insulated and flame-retardant through the insulating layer 104 and the flame-retardant layer 103, and the elastic layer 102 ensures the elastic limit function of the insulating layer 104 and the flame-retardant layer 103, under the action of the anti-weathering layer 101, the service life of the electric wire body 4 is prolonged, because the outer surface of the electric wire body 4 is connected with the limit ring 6 in a contact manner, and the two sides of the limit ring 6 are provided with the flame-retardant powder bags 501, because the upper layer and the lower layer of the flame-retardant powder bags 501 are spliced with the conduits 504, and the side of the conduits 502 are provided with the temperature sensors 503, because the inner portion of the electric wire inner ring 3 is provided with a plurality of conductors 2, through 2 connection of electric lines temperature sensor 503 of conductor, just can be when the high temperature class condition appears in the electric wire circuit under temperature sensor 503 and valve 502's effect like this, cool down the effect through releasing fire-retardant powder, guarantee the certain protective effect to the circuit, guarantee the safety of circuit.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A flame-retardant thickened power cord comprises a power cord body (4), and is characterized by further comprising a flame-retardant mechanism (1), a limiting ring (6) and a power cord inner ring (3), the outer surface of the wire body (4) is provided with a limiting ring (6), the inner wall of the wire body (4) is connected with a wire inner ring (3) in a contact way, the surface of the wire inner ring (3) is connected with a flame-retardant mechanism (1) in a contact way, the flame-retardant mechanism (1) is specifically composed of a weatherproof layer (101), an elastic layer (102), a flame-retardant layer (103) and an insulating layer (104), the surface of the wire inner ring (3) is in contact connection with an insulating layer (104), the insulating layer (104) is fixedly connected with a flame-retardant layer (103), the side surface of the flame-retardant layer (103) is in contact connection with an elastic layer (102), and the side surface of the elastic layer (102) is in contact connection with a windproof layer (101).

2. The flame-retardant thickened power cord according to claim 1, wherein: the device is characterized by further comprising a protection mechanism (5), wherein the two sides of the limiting ring (6) are in contact connection with the protection mechanism (5).

3. The flame-retardant thickened power cord according to claim 2, wherein: protection machanism (5) specifically comprise fire-retardant powder bag (501), valve (502), temperature sensor (503) and pipe (504), spacing collar (6) both sides contact is connected with fire-retardant powder bag (501), both sides are pegged graft about fire-retardant powder bag (501) and are had pipe (504), and pipe (504) side-mounting has valve (502), valve (502) side electric wire connection has temperature sensor (503).

4. The flame-retardant thickened power cord according to claim 1, wherein: and a plurality of groups of conductors (2) are arranged in the wire inner ring (3).

5. The flame-retardant thickened power cord according to claim 4, wherein: one side of the conductor (2) is electrically connected with a temperature sensor (503).