CN215643803U - High-temperature-resistant anti-cracking power cable - Google Patents
High-temperature-resistant anti-cracking power cable Download PDFInfo
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- CN215643803U CN215643803U CN202122245734.4U CN202122245734U CN215643803U CN 215643803 U CN215643803 U CN 215643803U CN 202122245734 U CN202122245734 U CN 202122245734U CN 215643803 U CN215643803 U CN 215643803U
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Abstract
The utility model discloses a high-temperature-resistant anti-cracking power cable which comprises four wire cores, wherein the four wire cores are all positioned inside a flame-retardant filler, a fiber layer is sleeved on the outer surface of the flame-retardant filler, an anti-corrosion layer is sleeved on the outer surface of the fiber layer, a high-temperature-resistant protective layer is sleeved on the outer surface of the anti-corrosion layer, anti-cracking rings are sleeved on the outer surface of the high-temperature-resistant protective layer, the number of the anti-cracking rings is nine, the nine anti-cracking rings are sequentially arranged on the outer surface of the high-temperature-resistant protective layer from left to right, resin fillers are filled between every two anti-cracking rings, an outer layer sleeve is sleeved on the outer surface of each anti-cracking ring, and flame-retardant paint is coated on the outer surface of the outer layer sleeve. The anti-cracking cable can be effectively prevented from cracking from the inside by fixing the anti-cracking rings, the flexibility of the cable can be effectively reserved by filling the resin filler between every two anti-cracking rings, and the anti-cracking capacity of the cable is increased by the design.
Description
Technical Field
The utility model relates to the technical field of power cables, in particular to a high-temperature-resistant anti-cracking power cable.
Background
With the rapid development of social economy, the cables include power cables, control cables, compensation cables, shielding cables, high-temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables, and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.
However, the existing power cable is not perfect in protection in the aspects of crack resistance and high temperature resistance; therefore, the existing requirements are not met, and a high-temperature-resistant anti-cracking power cable is provided for the power cable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-temperature-resistant anti-cracking power cable, which aims to solve the problems of insufficient protection on the aspects of anti-cracking and high-temperature resistance and the like in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high temperature resistant crack control type power cable, includes the sinle silk, the quantity of sinle silk is four, four the sinle silk all is located the inside of fire-retardant filler, the surface cover of fire-retardant filler is equipped with the fibrous layer, the surface cover of fibrous layer is equipped with corrosion resistant layer, the surface cover of corrosion resistant layer is equipped with high temperature resistant protective layer, the surface cover of high temperature resistant protective layer is equipped with anti-cracking ring, anti-cracking ring's quantity is nine, nine anti-cracking ring arranges in proper order from a left side to the right side at high temperature resistant protective layer's surface, every two all fill between the anti-cracking ring has the resin filler, anti-cracking ring's surface cover is equipped with outer cover, outer cover's surface all is scribbled fire-retardant lacquer.
Preferably, the flame-retardant filler is glass fiber, and the glass fiber has the characteristics of high temperature resistance, non-combustibility, corrosion resistance, good heat insulation and sound insulation, high tensile strength, good electrical insulation property and the like.
Preferably, the fiber layer is integrally made of polytetrafluoroethylene fibers, and the polytetrafluoroethylene fibers have the characteristics of being safely used at the temperature of 250-500 ℃ and the like.
Preferably, the corrosion-resistant layer is integrally made of polytetrafluoroethylene, and the polytetrafluoroethylene has the characteristics of acid resistance, alkali resistance and various organic solvents resistance.
Preferably, the high-temperature resistant protective layer is integrally made of decabromodiphenyl acid, and the decabromodiphenyl acid has the characteristic of delaying or blocking combustion.
Preferably, the outer layer sleeve is integrally made of butadiene rubber, and the butadiene rubber has the characteristics of good molecular structure regularity, no side group, very smooth molecular chain, narrow molecular weight distribution, good elasticity and the like.
Compared with the prior art, the utility model has the beneficial effects that:
1. the nine anti-cracking rings are sleeved on the outer surface of the high-temperature resistant protective layer, the nine anti-cracking rings are sequentially arranged on the outer surface of the high-temperature resistant protective layer from left to right, the resin filler is filled between every two anti-cracking rings, the cable can be effectively prevented from cracking from the inside by fixing the anti-cracking rings, the flexibility of the cable can be effectively reserved by filling the resin filler between every two anti-cracking rings, and the anti-cracking capability of the cable is improved by the design;
2. according to the utility model, the outer surface of the outer layer sleeve is sprayed with the flame-retardant paint, the outer surface of the corrosion-resistant layer is sleeved with the high-temperature-resistant protective layer, and the cable can be protected from high-temperature invasion by the flame-retardant paint and the high-temperature-resistant protective layer, so that the high-temperature resistance of the cable is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural view of the joint of the anti-cracking ring and the resin filler as a whole according to the present invention;
fig. 3 is a schematic structural view of the high temperature resistant protective layer and the flame retardant paint as a whole according to the present invention.
In the figure: 1. a wire core; 2. a flame retardant filler; 3. a fibrous layer; 4. a corrosion-resistant layer; 5. a high temperature resistant protective layer; 6. an anti-cracking ring; 7. an outer layer is sleeved; 8. a resin filler; 9. and (3) flame-retardant paint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The core 1 (model number RVV-20.5), the flame-retardant filler 2 (model number 20-1250) and the outer sheath 7 (model number 20 MM) according to the utility model are commercially available or can be custom-made.
Referring to fig. 1 to 3, an embodiment of the present invention includes: the utility model provides a high temperature resistant crack control type power cable, including sinle silk 1, the quantity of sinle silk 1 is four, four sinle silks 1 all are located the inside of fire-retardant filler 2, the surface cover of fire-retardant filler 2 is equipped with fibrous layer 3, the surface cover of fibrous layer 3 is equipped with corrosion resistant layer 4, the surface cover of corrosion resistant layer 4 is equipped with high temperature resistant protective layer 5, the surface cover of high temperature resistant protective layer 5 is equipped with anti-crack ring 6, the quantity of anti-crack ring 6 is nine, nine anti-crack rings 6 are arranged from a left side to the right side in proper order at high temperature resistant protective layer 5's surface, it has resin filler 8 all to fill between per two anti-crack rings 6, the surface cover of anti-crack ring 6 is equipped with outer cover 7, the surface of outer cover 7 all scribbles fire-retardant lacquer 9.
Furthermore, the flame-retardant filler 2 is glass fiber, and the glass fiber has the characteristics of high temperature resistance, non-combustion, corrosion resistance, good heat insulation and sound insulation, high tensile strength, good electrical insulation property and the like.
Furthermore, the fiber layer 3 is made of polytetrafluoroethylene fibers in an integrated mode, and the polytetrafluoroethylene fibers have the characteristics of being safe to use at the temperature of 250-500 ℃ and the like.
Further, the corrosion-resistant layer 4 is integrally made of polytetrafluoroethylene, and the polytetrafluoroethylene has the characteristics of acid resistance, alkali resistance and various organic solvents resistance.
Further, the high-temperature resistant protective layer 5 is integrally made of decabromodiphenyl acid, and the decabromodiphenyl acid has the characteristic of delaying or blocking combustion.
Further, the outer layer sleeve 7 is integrally made of butadiene rubber, and the butadiene rubber has the characteristics of good molecular structure regularity, no side group, very smooth molecular chain, narrow molecular weight distribution, good elasticity and the like.
The working principle is as follows: during the use, the surface cover of high temperature protection layer 5 is equipped with nine crack control rings 6, nine crack control rings 6 are arranged in proper order from a left side to the right side at high temperature protection layer 5's surface, and all fill between per two crack control rings 6 and have resin filler 8, can effectively prevent that the cable from splitting from inside through crack control ring 6's fixed, and can effectively remain the flexibility of cable through filling resin filler 8 between per two crack control rings 6, the crack resistance of cable has been increased through this design, outer surface of outer cover 7 all is sprayed and is had fire-retardant lacquer 9, and the surface cover of corrosion resistant layer 4 is equipped with high temperature protection layer 5, thereby can protect the cable to exempt from the infringement of high temperature through fire-retardant lacquer 9 and high temperature protection layer 5 and increase the high temperature resistance of cable, install the both ends of cable in suitable position can.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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 (6)
1. A high-temperature-resistant anti-cracking power cable comprises wire cores (1), and is characterized in that the number of the wire cores (1) is four, four wire cores (1) are all positioned inside a flame-retardant filler (2), a fiber layer (3) is sleeved on the outer surface of the flame-retardant filler (2), an anti-corrosion layer (4) is sleeved on the outer surface of the fiber layer (3), a high-temperature-resistant protective layer (5) is sleeved on the outer surface of the anti-corrosion layer (4), anti-cracking rings (6) are sleeved on the outer surface of the high-temperature-resistant protective layer (5), nine anti-cracking rings (6) are sequentially arranged on the outer surface of the high-temperature-resistant protective layer (5) from left to right, a resin filler (8) is filled between every two anti-cracking rings (6), and an outer sleeve (7) is sleeved on the outer surface of each anti-cracking ring (6), the outer surface of the outer layer sleeve (7) is coated with flame retardant paint (9).
2. The high temperature resistant and crack resistant power cable according to claim 1, characterized in that: the flame-retardant filler (2) is glass fiber.
3. The high temperature resistant and crack resistant power cable according to claim 1, characterized in that: the fiber layer (3) is integrally made of polytetrafluoroethylene fibers.
4. The high temperature resistant and crack resistant power cable according to claim 1, characterized in that: the corrosion-resistant layer (4) is integrally made of polytetrafluoroethylene.
5. The high temperature resistant and crack resistant power cable according to claim 1, characterized in that: the high-temperature resistant protective layer (5) is integrally made of decabromodiphenyl acid.
6. The high temperature resistant and crack resistant power cable according to claim 1, characterized in that: the outer layer sleeve (7) is integrally made of butadiene rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122245734.4U CN215643803U (en) | 2021-09-16 | 2021-09-16 | High-temperature-resistant anti-cracking power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122245734.4U CN215643803U (en) | 2021-09-16 | 2021-09-16 | High-temperature-resistant anti-cracking power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215643803U true CN215643803U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122245734.4U Active CN215643803U (en) | 2021-09-16 | 2021-09-16 | High-temperature-resistant anti-cracking power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215643803U (en) |
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2021
- 2021-09-16 CN CN202122245734.4U patent/CN215643803U/en active Active
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