CN216250111U

CN216250111U - High-temperature-resistant flame-retardant plug power line

Info

Publication number: CN216250111U
Application number: CN202122905447.1U
Authority: CN
Inventors: 项斌; 闫明洋; 陈庚
Original assignee: Wuhu Wanliu Electronics Co ltd
Current assignee: Wuhu Wanliu Electronics Co ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-08
Anticipated expiration: 2031-11-22

Abstract

The utility model discloses a high-temperature-resistant flame-retardant plug power cord, which comprises an inner sheath, wherein an inner sheath insulating layer is fixedly arranged inside the inner sheath, a filling layer is arranged inside the inner sheath insulating layer, a conductor assembly is arranged inside the filling layer, a heat-insulating reinforcing layer is fixedly arranged outside the inner sheath, the heat-insulating reinforcing layer is made of aerogel felt, a power cord flame-retardant reinforcing layer is fixedly arranged outside the heat-insulating reinforcing layer, a power cord outer sheath is fixedly arranged on the outer wall of the power cord flame-retardant reinforcing layer, a sizing sheath is fixedly arranged on the outer wall of the power cord outer sheath, and a sizing steel wire is fixedly arranged inside the sizing sheath. The utility model aims at solving the problems that the flame retardant property of the power line is not enough, the heat insulation property of the sheath is not good enough, and the inner sheath in the power line is melted by high temperature through the sheath when a fire disaster happens.

Description

High-temperature-resistant flame-retardant plug power line

Technical Field

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

Background

The plug power cord is an electric wire used for electric appliances to transmit electric current, the structure of the power cord mainly comprises an outer sheath, an inner sheath and a conductor, common transmission conductors comprise metal wires made of copper and aluminum materials, and the power cord is required to have a flame retardant function in order to improve the safety performance of the power cord.

Generally, among the prior art power cord all carry out fire-retardant through fire-retardant sheath alone, and carry out fire-retardant through fire-retardant sheath alone, can make the fire-retardant time of power cord short, can not strive for the time for fire fighting to fire-retardant sheath heat-proof quality is not good enough, and when the conflagration breaing out, high temperature can separate the inner sheath of fire-retardant sheath with the power cord inside and melt, and consequently, current power cord fire behaviour is not enough.

Aiming at the technical problems, the utility model discloses a high-temperature-resistant flame-retardant plug power line which has the advantages of better flame-retardant performance, improvement on the heat-insulating performance between the interior of the power line and the outside and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a high-temperature-resistant flame-retardant plug power line to solve the technical problems that the flame retardant property of the power line is insufficient, the heat insulation property of a sheath is not good enough, and an inner sheath in the power line is melted by high temperature through the sheath in case of fire.

The utility model is realized by the following technical scheme: the utility model discloses a high-temperature-resistant flame-retardant plug power cord, which comprises an inner sheath, wherein an inner sheath insulating layer is fixedly arranged inside the inner sheath, a filling layer is arranged inside the inner sheath insulating layer, conductor components are arranged inside the filling layer, at least two conductor components are arranged, a heat-insulating reinforcing layer is fixedly arranged outside the inner sheath, the heat-insulating reinforcing layer is made of aerogel felt, a power cord flame-retardant reinforcing layer is fixedly arranged outside the heat-insulating reinforcing layer, a power cord outer sheath is fixedly arranged on the outer wall of the power cord flame-retardant reinforcing layer, a sizing sheath is fixedly arranged on the outer wall of the power cord outer sheath, and a sizing steel wire is fixedly arranged inside the sizing sheath.

Further, the conductor assembly includes conductor sheath, conductor insulation layer, sinle silk conductor and inside sheath fire prevention dope layer, and the conductor sheath is fixed to be set up in the inside of filling layer, and conductor insulation layer is fixed to be set up in the inside of conductor sheath, and the fixed setting of sinle silk conductor is in the inside of conductor insulation layer, and the fixed setting of inside sheath fire prevention dope layer is at the outer wall of conductor sheath.

Furthermore, the material of the power cord flame-retardant reinforcing layer is aramid fiber 1313.

Furthermore, the inner sheath and the power line outer sheath are both made of ceramic silicon rubber.

Furthermore, the shaping sheath is made of rubber.

Further, the outer wall of the power line outer sheath is fixedly provided with an outer sheath fireproof coating layer.

The utility model has the following advantages:

(1) according to the utility model, the outer sheath fireproof coating layer, the power line flame-retardant reinforcing layer, the heat insulation reinforcing layer and the conductor component are arranged, the material of the power line outer sheath is ceramic silicon rubber, so that triple fire prevention can be carried out on the interior of the power line through the outer sheath fireproof coating layer, the power line flame-retardant reinforcing layer and the power line outer sheath, the fireproof effect of the power line is better, the heat insulation reinforcing layer is arranged, the heat insulation between the power line flame-retardant reinforcing layer and the inner sheath can be carried out through the heat insulation reinforcing layer, and the inner sheath is prevented from being influenced by high temperature outside the power line outer sheath and the power line flame-retardant reinforcing layer, so that the fire resistance of the power line can be better, time is won for fire fighting, and the material of the power line flame-retardant reinforcing layer is aramid fiber 1313, because the aramid fiber 1313 is not burnt, does not melt when meeting fire, and does not drop, The fire-retardant reinforced layer of the power cord is free of smoke and has excellent fireproof effect, so that the fire-retardant reinforced layer of the power cord has better fire-retardant effect, and the internal structure of the power cord can be effectively protected.

(2) According to the utility model, the shaping sheath and the shaping steel wire are arranged, so that the power line can be bent and shaped through the shaping steel wire, the power line can be conveniently arranged by workers, and when the power line is stored, the power line can be wound and shaped through the action of the shaping steel wire, so that the power line does not need to be wound and stored through the binding band, and the storage of the power line is more convenient.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

fig. 3 is a schematic view of the enlarged structure at the position B of fig. 2 according to the present invention.

In the figure: 1. an inner sheath; 2. an inner jacket insulating layer; 3. a filling layer; 4. a conductor assembly; 5. a heat insulation reinforcing layer; 6. a power line flame-retardant reinforcing layer; 7. a power line outer sheath; 8. shaping the sheath; 9. shaping the steel wire; 10. an outer sheath fireproof coating layer; 401. a conductor sheath; 402. a conductor insulation layer; 403. a core conductor; 404. the fireproof coating layer of the inner sheath.

Detailed Description

In the description of the present invention, words like "front", "rear", "left", "back", etc. indicating directions or positional relationships are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation and be operated, and thus, should not be construed as limiting the present invention.

Example 1

Embodiment 1 discloses a high temperature resistant flame retardant plug power cord, which comprises an inner sheath 1, as shown in fig. 1-2, an inner sheath insulating layer 2 is fixedly arranged inside the inner sheath 1, specifically, the material of the inner sheath insulating layer 2 is ethylene propylene rubber, a filling layer 3 is arranged inside the inner sheath insulating layer 2, a conductor component 4 is arranged inside the filling layer 3, at least two conductor components 4 are arranged, a heat insulation reinforcing layer 5 is fixedly arranged outside the inner sheath 1, the heat insulation reinforcing layer 5 is made of aerogel felt, by separately arranging the heat insulation reinforcing layer 5 and arranging the material of the heat insulation reinforcing layer 5 into aerogel felt, heat insulation can be carried out between the power cord flame retardant reinforcing layer 6 and the inner sheath 1 through the excellent heat insulation performance of the aerogel felt, the high temperature outside the power cord outer sheath 7 and the power cord flame retardant reinforcing layer 6 is prevented from affecting the inner sheath 1, therefore, the fire resistance of the power line can be better, time is won for fire fighting, the outer part of the heat insulation reinforcing layer 5 is fixedly provided with the power line flame-retardant reinforcing layer 6, the outer wall of the power line flame-retardant reinforcing layer 6 is fixedly provided with the power line outer sheath 7, the outer wall of the power line outer sheath 7 is fixedly provided with the shaping sheath 8, the inner part of the shaping sheath 8 is fixedly provided with the shaping steel wire 9, specifically, the inner part of the shaping sheath 8 is provided with the round hole groove, the shaping steel wire 9 is inserted in the round hole groove, the shaping steel wire 9 is fixedly connected with the round hole groove, the shaping sheath 8 is fixedly arranged at two sides of the outer part of the power line outer sheath 7, so that the power line can be effectively and stably shaped through the two shaping steel wires 9, by arranging the shaping sheath 8 and the shaping steel wire 9, therefore, the power line can be bent and shaped through the shaping steel wire 9, so that the power line can be conveniently arranged by workers, and when the power line is stored, the power line can be rolled and shaped through the action of the shaping steel wire 9, so that the power line does not need to be rolled and stored through a binding band, and the storage of the power line is more convenient; as shown in fig. 2-3, the conductor assembly 4 includes a conductor sheath 401, a conductor insulation layer 402, a core conductor 403 and an inner sheath fireproof coating layer 404, the conductor sheath 401 is fixedly disposed inside the filling layer 3, the conductor insulation layer 402 is fixedly disposed inside the conductor sheath 401, specifically, the conductor insulation layer 402 is made of ethylene propylene rubber, the core conductor 403 is fixedly disposed inside the conductor insulation layer 402, specifically, the core conductor 403 is made of copper, the inner sheath fireproof coating layer 404 is fixedly disposed on the outer wall of the conductor sheath 401, and the inner sheath fireproof coating layer 404 is disposed on the outer wall of the conductor sheath 401, so that the core conductor 403 is subjected to a last fireproof protection through the inner sheath fireproof coating layer 404, and the flame retardant performance of the power line is improved; as shown in fig. 1-3, the power cord flame-retardant reinforcing layer 6 is made of aramid fiber 1313, specifically, the power cord flame-retardant reinforcing layer 6 is woven by aramid fiber 1313 fiber fabric, and the aramid fiber 1313 is used as the power cord flame-retardant reinforcing layer 6, so that the aramid fiber 1313 does not burn, melt or smoke when encountering fire, and has excellent fireproof effect, so that the power cord flame-retardant reinforcing layer 6 has better flame-retardant effect, and the internal structure of the power cord can be effectively protected; the inner sheath 1 and the power line outer sheath 7 are both made of ceramic silicon rubber, and the inner sheath 1 and the power line outer sheath 7 are made of ceramic silicon rubber, so that the power line outer sheath 7 and the inner sheath 1 can be subjected to basic flame retardance through the flame retardant property of the ceramic silicon rubber; the shaping sheath 8 is made of rubber, and the shaping sheath 8 is made of rubber, so that the shaping sheath 8 can be deformed and bent, and the shaping sheath 8 is prevented from influencing the deformation of the shaping steel wire 9; the outer wall of the power line outer sheath 7 is fixedly provided with an outer sheath fireproof coating layer 10, and the outer sheath fireproof coating layer 10 is arranged, so that the flame retardant effect of the power line outer sheath 7 is better.

The principle of the utility model is as follows: in the utility model, when a fire disaster happens, the power cord outer sheath 7 is made of ceramic silicon rubber, so that triple fire prevention can be carried out on the interior of the power cord through the outer sheath fireproof coating layer 10, the power cord flame-retardant reinforcing layer 6 and the power cord outer sheath 7, so that the fireproof effect of the power cord is better, and the heat insulation reinforcing layer 5 is arranged, so that heat insulation can be carried out between the power cord flame-retardant reinforcing layer 6 and the inner sheath 1 through the heat insulation reinforcing layer 5, and the inner sheath 1 is prevented from being influenced by high temperature outside the power cord outer sheath 7 and the power cord flame-retardant reinforcing layer 6, so that the fire resistance of the power cord can be better, time is won for fire fighting, and the material of the power cord flame-retardant reinforcing layer 6 is set to be aramid fiber 1313, so that the aramid fiber 1313 is not burnt, is not melted and is not fuming when meeting fire, has excellent fireproof effect, so that the flame-retardant effect of the power cord flame-retardant reinforcing layer 6 is better, can effectual protection power cord inner structure, and through setting up design sheath 8 and design steel wire 9, consequently can carry out the bending and design with this power cord through design steel wire 9, the staff of being convenient for arranges the power cord to when accomodating the power cord, can finalize the design with the power cord rolling through design steel wire 9's effect, thereby need not to accomodate the power cord through the bandage rolling, make accomodating of power cord more convenient.

Claims

1. The utility model provides a high temperature resistant fire-retardant plug power cord, a serial communication port, including the inner sheath, the fixed inside sheath insulating layer that is provided with of inner sheath, the inside of inside sheath insulating layer is provided with the filling layer, the inside of filling layer is provided with conductor assembly, and conductor assembly is provided with two at least, the fixed thermal-insulated enhancement layer that is provided with in outside of inner sheath, and the material of thermal-insulated enhancement layer is aerogel felt, the fixed outside of thermal-insulated enhancement layer is provided with the fire-retardant enhancement layer of power cord, the fixed power cord oversheath that is provided with of outer wall of the fire-retardant enhancement layer of power cord, the fixed design sheath that is provided with of outer wall of power cord oversheath, the fixed inside of design sheath is provided with the design steel wire.

2. The high temperature resistant and flame retardant plug power cord of claim 1, wherein the conductor assembly comprises a conductor sheath, a conductor insulation layer, a core conductor and an inner sheath flame retardant coating layer, the conductor sheath is fixedly disposed inside the filling layer, the conductor insulation layer is fixedly disposed inside the conductor sheath, the core conductor is fixedly disposed inside the conductor insulation layer, and the inner sheath flame retardant coating layer is fixedly disposed on the outer wall of the conductor sheath.

3. The high-temperature-resistant flame-retardant plug power cord according to claim 1, wherein the flame-retardant reinforcing layer of the power cord is made of aramid 1313 fiber.

4. The high-temperature-resistant flame-retardant plug power cord according to claim 1, wherein the inner sheath and the power cord outer sheath are both made of ceramic silicone rubber.

5. The high-temperature-resistant flame-retardant plug power cord according to claim 1, wherein the shaping sheath is made of rubber.

6. The high-temperature-resistant flame-retardant plug power cord as claimed in claim 1, wherein an outer sheath fireproof paint layer is fixedly arranged on the outer wall of the outer sheath of the power cord.