CN219497388U - Novel fire-resistant wire - Google Patents
Novel fire-resistant wire Download PDFInfo
- Publication number
- CN219497388U CN219497388U CN202223075483.0U CN202223075483U CN219497388U CN 219497388 U CN219497388 U CN 219497388U CN 202223075483 U CN202223075483 U CN 202223075483U CN 219497388 U CN219497388 U CN 219497388U
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- protection
- electric core
- layer
- strip
- protection strip
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The utility model provides a novel fire-resistant wire, which comprises an upper protection strip, a lower protection strip, an insulating electric core and an electric core protection sleeve, wherein concave grooves are formed in one side of the upper protection strip and one side of the lower protection strip, the two concave grooves are fixedly connected with the electric core protection sleeve, an electric core installation cavity is formed in the electric core protection sleeve, the electric core installation cavity is fixedly connected with the insulating electric core, the electric core protection sleeve consists of a left protection cover and a right protection cover, the left protection cover and the right protection cover are mutually spliced, the upper protection strip and the lower protection strip are respectively composed of an asbestos fiber layer, a gypsum protection layer and a metal weaving layer, the gypsum protection layer is arranged between the asbestos fiber layer and the metal weaving layer, and the left protection cover and the right protection cover are respectively composed of a flame-retardant ceramic layer and a halogen-free layer. The fire-resistant inner sleeve formed by the left protective cover and the right protective cover consists of the flame-retardant ceramic layer and the halogen-free layer, has good fire resistance and prevents fire from spreading.
Description
Technical Field
The utility model belongs to the technical field of wires, and relates to a novel fire-resistant wire.
Background
The wire refers to a wire for transmitting electric energy, and is divided into a bare wire, an electromagnetic wire and an insulating wire, wherein the bare wire is not provided with an insulating layer and comprises copper, aluminum flat wires, overhead stranded wires and various sectional materials (such as molded lines, buses, copper bars, aluminum bars and the like).
Patent number CN202022987467.3 discloses a novel fire-resistant wire, comprising a wire body; a heat-resistant layer is arranged outside the wire main body; a first soft sheath is arranged outside the heat-resistant layer; a space-apart layer is arranged outside the first soft sheath; a second soft sheath is arranged outside the insulating layer; a supporting beam is arranged between the spaced layers; the inside of the insulating layer is filled with liquid carbon dioxide; the fire extinguishing device is characterized in that the air separation layer is arranged, liquid carbon dioxide is filled in the air separation layer, and when the outer layer structure is dissolved in fire, the liquid carbon dioxide can separate fire from oxygen, so that the aim of extinguishing the fire is fulfilled; meanwhile, a plurality of structures are arranged, so that the normal use of the electric wire is ensured, and the service life of the electric wire is prolonged; avoiding larger economic loss when encountering fire.
The refractory electric wire disclosed above has some drawbacks: the liquid carbon dioxide is used for blocking air, however, the rate of heat dissipation can be reduced by the carbon dioxide, so that when the novel fire-resistant wire is used, the wire is easier to occur, the resistance of the wire is reduced, the current is increased, and the short-circuit danger is easy to occur.
Disclosure of Invention
The utility model aims to provide a novel fire-resistant wire, which solves the problems in the prior art.
The aim of the utility model can be achieved by the following technical scheme: the utility model provides a novel fire-resistant electric wire, includes protection strip, lower protection strip, insulating electric core and electric core protective sheath, go up the recess groove has all been seted up to one side of protection strip and one side of protection strip down, two the recess groove all with electric core protective sheath fixed connection, electric core installation cavity has been seted up to the inside of electric core protective sheath, electric core installation cavity and insulating electric core fixed connection, electric core protective sheath comprises left side protection casing and right side protection casing, left side protection casing and right side protection casing splice each other, go up protection strip and lower protection strip and constitute by asbestos fibrous layer, gypsum inoxidizing coating and metal braid, the gypsum inoxidizing coating sets up between asbestos fibrous layer and metal braid, and left side protection casing and right side protection casing are constituteed by fire-retardant ceramic layer and halogen-free layer.
In the novel fire-resistant wire, a plurality of equidistant inner grooves are formed in the surface of the upper protection strip and the surface of the lower protection strip.
In the novel refractory electric wire, the depth of the inner groove is one half of the thickness of the lower protective strip, and the upper protective strip and the lower protective strip are equal in size.
In the novel refractory electric wire, ceramic glaze is coated on the inner surfaces of the inner grooves.
Compared with the prior art, the novel refractory wire has the advantages that: the fire-resistant inner sleeve formed by the left side protective cover and the right side protective cover consists of the flame-retardant ceramic layer and the halogen-free layer, has good fire resistance and can prevent fire spreading, and meanwhile, the surfaces of the upper protective strip and the lower protective strip are provided with a plurality of equidistant inner grooves which are coated with ceramic glaze, so that the fire-resistant inner sleeve has good fracture resistance, good use safety and good waterproof and fireproof performances.
Drawings
Fig. 1 is a schematic perspective view of a novel refractory electric wire according to the present utility model.
Fig. 2 is a schematic diagram of the composition structure of a novel protective strip on a fire-resistant wire according to the present utility model.
Fig. 3 is a schematic diagram of the composition structure of the right protective cover of the novel fire-resistant wire.
In the figure, 1, upper protection strip; 2. a lower protective strip; 3. an inner groove; 4. an insulating cell; 5. a cell protective sleeve; 6. a left side shield; 7. a right side shield; 8. a cell mounting cavity; 9. an asbestos fiber layer; 10. a gypsum protective layer; 11. a metal braid; 12. a flame retardant ceramic layer; 13. no halogen layer.
Detailed Description
The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the novel fireproof electric wire comprises an upper protection strip 1, a lower protection strip 2, an insulating electric core 4 and an electric core protection sleeve 5, wherein concave grooves are formed in one side of the upper protection strip 1 and one side of the lower protection strip 2, the two concave grooves are fixedly connected with the electric core protection sleeve 5, an electric core installation cavity 8 is formed in the electric core protection sleeve 5, the electric core installation cavity 8 is fixedly connected with the insulating electric core 4, the electric core protection sleeve 5 consists of a left protection cover 6 and a right protection cover 7, the left protection cover 6 and the right protection cover 7 are mutually spliced, the upper protection strip 1 and the lower protection strip 2 are respectively composed of an asbestos fiber layer 9, a gypsum protection layer 10 and a metal braiding layer 11, the gypsum protection layer 10 is arranged between the asbestos fiber layer 9 and the metal braiding layer 11, and the left protection cover 6 and the right protection cover 7 are respectively composed of a flame-retardant ceramic layer 12 and a halogen-free layer 13.
The surface of the upper protection strip 1 and the surface of the lower protection strip 2 are provided with a plurality of equidistant inner grooves 3, the depth of each inner groove 3 is one half of the thickness of the lower protection strip 2, and the sizes of the upper protection strip 1 and the lower protection strip 2 are equal. The inner surfaces of the inner grooves 3 are coated with ceramic glaze. The purpose of setting like this has good fracture resistance effect, and the safety in utilization is good, and has good waterproof fire behavior.
When the protective strip is specifically used, the asbestos fiber layer 9, the gypsum protective layer 10 and the metal braiding layer 11 form the upper protective strip 1 and the lower protective strip 2, the insulating battery core 4 is protected through the battery core protective sleeve 5, the protective strip has good fire resistance, fire spreading is prevented, a plurality of equidistant inner grooves 3 are formed in the surfaces of the upper protective strip 1 and the lower protective strip 2, ceramic glaze is coated on the inner grooves, the protective strip has good fracture resistance, good use safety and good waterproof and fireproof performances.
What is not described in detail in this specification is prior art known to those skilled in the art. The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.
Claims (4)
1. The utility model provides a novel fire-resistant electric wire, includes protection strip (1), lower protection strip (2), insulating electric core (4) and electric core protective sheath (5), its characterized in that, the cavity groove has all been seted up to one side of going up protection strip (1) and one side of protection strip (2) down, two cavity groove all with electric core protective sheath (5) fixed connection, electric core installation cavity (8) have been seted up to the inside of electric core protective sheath (5), electric core installation cavity (8) and insulating electric core (4) fixed connection, electric core protective sheath (5) are constituteed by left side protection casing (6) and right side protection casing (7), left side protection casing (6) and right side protection casing (7) splice each other, go up protection strip (1) and lower protection strip (2) are constituteed by asbestos fibrous layer (9), gypsum inoxidizing coating (10) and metal braid (11), gypsum (10) set up between asbestos fibrous layer (9) and metal braid (11), left side protection casing (6) and right side protection casing (7) are by ceramic layer (12) and halogen-free layer (13).
2. The novel refractory electric wire according to claim 1, wherein a plurality of equidistant inner grooves (3) are formed on the surface of the upper protection strip (1) and the surface of the lower protection strip (2).
3. A new fire-resistant wire according to claim 2, characterized in that the depth of the inner groove (3) is half the thickness of the lower protection strip (2), and the upper protection strip (1) and the lower protection strip (2) are equal in size.
4. A new fire-resistant wire according to claim 2, characterized in that the inner surfaces of the inner grooves (3) are each coated with a ceramic glaze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223075483.0U CN219497388U (en) | 2022-11-21 | 2022-11-21 | Novel fire-resistant wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223075483.0U CN219497388U (en) | 2022-11-21 | 2022-11-21 | Novel fire-resistant wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219497388U true CN219497388U (en) | 2023-08-08 |
Family
ID=87480860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223075483.0U Active CN219497388U (en) | 2022-11-21 | 2022-11-21 | Novel fire-resistant wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219497388U (en) |
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2022
- 2022-11-21 CN CN202223075483.0U patent/CN219497388U/en active Active
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