CN211479725U - Novel dampproofing power cable blocks water - Google Patents
Novel dampproofing power cable blocks water Download PDFInfo
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- CN211479725U CN211479725U CN202020466864.3U CN202020466864U CN211479725U CN 211479725 U CN211479725 U CN 211479725U CN 202020466864 U CN202020466864 U CN 202020466864U CN 211479725 U CN211479725 U CN 211479725U
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- ground wire
- power cable
- water
- cable
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 18
- 239000010410 layer Substances 0.000 claims abstract description 91
- 230000007935 neutral effect Effects 0.000 claims abstract description 20
- 239000000945 filler Substances 0.000 claims abstract description 11
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 239000011241 protective layer Substances 0.000 claims abstract description 7
- 238000005260 corrosion Methods 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052802 copper Inorganic materials 0.000 claims abstract description 4
- 239000010949 copper Substances 0.000 claims abstract description 4
- 239000003063 flame retardant Substances 0.000 claims description 15
- -1 polypropylene Polymers 0.000 claims description 9
- 238000009941 weaving Methods 0.000 claims description 8
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 7
- 238000005253 cladding Methods 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 229920006235 chlorinated polyethylene elastomer Polymers 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 230000017105 transposition Effects 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 1
- 230000001070 adhesive effect Effects 0.000 claims 1
- 239000006260 foam Substances 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 4
- 238000001764 infiltration Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
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Abstract
The utility model relates to a novel water-blocking damp-proof power cable, which comprises a cable protection layer, wherein a ground wire is arranged inside the cable protection layer, the ground wire is positioned at the center of the cable protective layer, the periphery of the ground wire is provided with a three-phase line and a neutral line, the neutral line is positioned at the right side of the ground wire, the neutral line and the three-phase line are composed of soft copper conductors, the peripheries of the ground wire, the neutral wire and the three-phase wire are connected with an insulating layer in a wrapping way, fillers are arranged between the insulating layer and the cable protective layer, the ground wire, the neutral wire and the three-phase wire are in a mutual twisting structure, the utility model has novel structure, reasonable design and good water-blocking and moisture-proof performance, can avoid the use of the cable due to the fact that the inside of the cable is affected by moisture, meanwhile, the wear resistance, corrosion resistance and pressure resistance are improved, so that the cable is suitable for being installed and used in different environments, the service life is prolonged, and the practicability is high.
Description
Technical Field
The utility model relates to a novel dampproofing power cable blocks water belongs to power cable technical field.
Background
Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation.
The existing power cable is not perfect on the moisture-proof of blocking water, the cable is usually used in a severe environment, the moisture-proof effect of blocking water of the cable needs to be greatly improved under the long-time use, when the moisture-proof property of blocking water is not good enough, the conductive core inside the cable is affected by the damp, the influence is brought during the transmission, and the influence is caused on a power supply system.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem who solves overcomes current defect, provides a novel dampproofing power cable blocks water, can effectively solve the problem in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a novel dampproofing power cable blocks water, includes the cable protection layer, the inside ground wire that is equipped with of cable protection layer, the ground wire is located cable protection layer center department, the ground wire periphery is equipped with three-phase line and neutral line, the neutral line is located the ground wire right side, ground wire, neutral line, three-phase line comprise soft copper conductor, ground wire, neutral line, the peripheral cladding of three-phase line are connected with the insulating layer, be equipped with the filler between insulating layer and the cable protection layer, ground wire, neutral line, three-phase line are mutual transposition structure.
As a preferred technical scheme of the utility model, the cable protective layer includes the resistance to compression layer, resistance to compression in situ surface is connected with the filler bonding, resistance to compression layer surface cladding is connected with fire-retardant layer, fire-retardant layer surface cladding is connected with the high strength weaving layer, high strength weaving layer surface cladding is connected with the function inoxidizing coating.
As an optimized technical scheme of the utility model, the material of insulating layer is polypropylene, the material of filler is polytetrafluoroethylene.
As an optimal technical scheme of the utility model, the material on anti-pressure layer is foamed polyethylene, the material on fire-retardant layer is chloroprene rubber, the thickness on anti-pressure layer and fire-retardant layer is 1mm-2mm, the high strength weaving layer is alternately woven by high strength fiber silk and is formed.
As an optimal technical scheme of the utility model, the function inoxidizing coating is including the dampproof course that blocks water, the dampproof course inner surface that blocks water is connected with the cladding of high strength weaving layer surface, the dampproof course outer surface cladding that blocks water is connected with wear-resisting anti-corrosion coating.
As an optimal technical scheme of the utility model, be equipped with dry piece in the dampproof course that blocks water, be equipped with waterproof strip between the dry piece, waterproof strip adopts chlorinated polyethylene rubber structure, the inside strip dry powder that is equipped with of dry piece.
The utility model discloses beneficial effect:
the utility model discloses a set up compressive layer and high strength weaving layer and improved power cable's bulk strength and tensile strength, the damage that external force caused power cable has been reduced, the fire resistance through setting up fire-retardant layer has improved power cable, can effectively prevent flame emergence or reduce the live wire speed of stretching, give the abundant time of putting out a fire of staff, can avoid rainwater infiltration power cable inside to cause the damage to power cable inner structure through setting up the dampproof course that blocks water, the short circuit even, the waterproof strip water blocking nature of chlorinated polyethylene rubber structure is better, even if there is a small amount of moisture infiltration power cable inside, strip dry powder can dry a small amount of moisture, avoid moisture to remain inside the power cable, lead to the humid phenomenon, influence power cable normal operating, the inside good conductive environment that has of power cable has been guaranteed.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a schematic structural diagram of the cable protection layer of the present invention.
Fig. 3 is a schematic structural diagram of the functional protective layer of the present invention.
Reference numbers in the figures: 1. a cable protective layer; 2. a ground wire; 3. a three-phase line; 4. a neutral line; 5. an insulating layer; 6. a filler; 7. a pressure resistant layer; 8. a flame retardant layer; 9. a high strength woven layer; 10. a functional protective layer; 11. a water-blocking moisture-proof layer; 12. a wear-resistant anti-corrosion layer; 13. drying the blocks; 14. drying the powder in strip shape; 15. a waterproof strip.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-3, a novel waterproof and moistureproof power cable comprises a cable protection layer 1, a ground wire 2 is arranged inside the cable protection layer 1, the ground wire 2 is located at the center of the cable protection layer 1, a three-phase wire 3 and a neutral wire 4 are arranged on the periphery of the ground wire 2, the neutral wire 4 is located on the right side of the ground wire 2, the neutral wire 4 and the three-phase wire 3 are composed of soft copper conductors, an insulating layer 5 is connected to the periphery of the ground wire 2, the neutral wire 4 and the three-phase wire 3 in a wrapping manner, a filler 6 is arranged between the insulating layer 5 and the cable protection layer 1, and the ground wire 2.
As shown in fig. 2, the cable protection layer 1 of the present embodiment includes a compression layer 7, an inner surface of the compression layer 7 is bonded to a filler 6, an outer surface of the compression layer 7 is covered and connected to a flame retardant layer 8, an outer surface of the flame retardant layer 8 is covered and connected to a high strength woven layer 9, an outer surface of the high strength woven layer 9 is covered and connected to a functional protection layer 10, the insulating layer 5 is made of polypropylene, the filler 6 is made of polytetrafluoroethylene, the compression layer 7 is made of foamed polyethylene, the flame retardant layer 8 is made of neoprene, the compression layer 7 and the flame retardant layer 8 are 1mm to 2mm thick, the high strength woven layer 9 is formed by cross-weaving high strength fiber filaments, the overall strength and tensile strength of the power cable are improved by providing the compression layer 7 and the high strength woven layer 9, damage to the power cable caused by an external force is reduced, the flame retardancy of the power cable is improved by, can effectively prevent flame from occurring or reduce the spreading speed of a fire wire, and gives the workers sufficient fire extinguishing time.
As shown in fig. 3, the functional protection layer 10 of the embodiment includes a water-blocking moisture-proof layer 11, an inner surface of the water-blocking moisture-proof layer 11 is connected to an outer surface of the high-strength woven layer 9 in a wrapping manner, an abrasion-resistant anti-corrosion layer 12 is connected to an outer surface of the water-blocking moisture-proof layer 11 in a wrapping manner, dry blocks 13 are arranged in the water-blocking moisture-proof layer 11, waterproof strips 15 are arranged between the dry blocks 13, the waterproof strips 15 are made of chlorinated polyethylene rubber, strip-shaped dry powder 14 is arranged in the dry blocks 13, rainwater can be prevented from permeating into the power cable to damage the internal structure of the power cable and even from short-circuiting, the waterproof strips 15 of the chlorinated polyethylene rubber have good water-blocking property, even if a small amount of moisture permeates into the power cable, the strip-shaped dry powder 14 can dry a small amount of moisture, the power cable is guaranteed to have a good conductive environment inside.
For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.
The utility model discloses the theory of operation: the utility model discloses a set up compressive layer 7 and high strength weaving layer 9 and improved power cable's bulk strength and tensile strength, the damage that external force caused power cable has been reduced, the fire resistance of power cable has been improved through setting up fire-retardant layer 8, can effectively prevent flame emergence or reduce the live wire speed of stretching, give the abundant time of putting out a fire of staff, can avoid rainwater infiltration power cable inside to cause the damage to power cable inner structure through setting up dampproof course 11 that blocks water, the short circuit even, waterproof 15 water blocking nature of chlorinated polyethylene rubber structure is better, even if there is a small amount of moisture infiltration power cable inside, strip dry powder 14 can dry a small amount of moisture, inside avoiding moisture to remain power cable, lead to the humid phenomenon, influence power cable normal operating, the inside good electrically conductive environment that has of power cable has been guaranteed.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel dampproofing power cable blocks water, includes cable protection layer (1), its characterized in that: the cable protection layer (1) is inside to be equipped with ground wire (2), ground wire (2) are located cable protection layer (1) center department, ground wire (2) periphery is equipped with three-phase line (3) and neutral conductor (4), neutral conductor (4) are located ground wire (2) right side, ground wire (2), neutral conductor (4), three-phase line (3) comprise soft copper conductor, ground wire (2), neutral conductor (4), three-phase line (3) peripheral cladding are connected with insulating layer (5), be equipped with filler (6) between insulating layer (5) and cable protection layer (1), ground wire (2), neutral conductor (4), three-phase line (3) are the structure of transposition each other.
2. A novel water-blocking moisture-proof power cable according to claim 1, characterized in that: the cable protection layer (1) comprises an anti-pressure layer (7), the inner surface of the anti-pressure layer (7) is in adhesive connection with a filler (6), the outer surface of the anti-pressure layer (7) is coated and connected with a flame-retardant layer (8), the outer surface of the flame-retardant layer (8) is coated and connected with a high-strength woven layer (9), and the outer surface of the high-strength woven layer (9) is coated and connected with a functional protection layer (10).
3. A novel water-blocking moisture-proof power cable according to claim 1, characterized in that: the insulating layer (5) is made of polypropylene, and the filler (6) is made of polytetrafluoroethylene.
4. A novel water-blocking moisture-proof power cable according to claim 2, characterized in that: the material of anti pressure layer (7) is foam polyethylene, the material of fire-retardant layer (8) is chloroprene rubber, the thickness of anti pressure layer (7) and fire-retardant layer (8) is 1mm-2mm, high strength weaving layer (9) are alternately woven by high strength fiber silk and are formed.
5. A novel water-blocking moisture-proof power cable according to claim 2, characterized in that: the functional protective layer (10) comprises a water-blocking moisture-proof layer (11), the inner surface of the water-blocking moisture-proof layer (11) is connected with the outer surface of the high-strength woven layer (9) in a wrapping mode, and the outer surface of the water-blocking moisture-proof layer (11) is connected with a wear-resistant anti-corrosion layer (12) in a wrapping mode.
6. A novel water-blocking moisture-proof power cable according to claim 5, characterized in that: be equipped with dry piece (13) in dampproof course (11) blocks water, be equipped with waterproof strip (15) between dry piece (13), waterproof strip (15) adopt chlorinated polyethylene rubber structure, dry piece (13) inside is equipped with strip dry powder (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020466864.3U CN211479725U (en) | 2020-04-02 | 2020-04-02 | Novel dampproofing power cable blocks water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020466864.3U CN211479725U (en) | 2020-04-02 | 2020-04-02 | Novel dampproofing power cable blocks water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211479725U true CN211479725U (en) | 2020-09-11 |
Family
ID=72360024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020466864.3U Expired - Fee Related CN211479725U (en) | 2020-04-02 | 2020-04-02 | Novel dampproofing power cable blocks water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211479725U (en) |
-
2020
- 2020-04-02 CN CN202020466864.3U patent/CN211479725U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |