CN218004430U - Environment-friendly gnawing-preventing power cable - Google Patents
Environment-friendly gnawing-preventing power cable Download PDFInfo
- Publication number
- CN218004430U CN218004430U CN202221795849.9U CN202221795849U CN218004430U CN 218004430 U CN218004430 U CN 218004430U CN 202221795849 U CN202221795849 U CN 202221795849U CN 218004430 U CN218004430 U CN 218004430U
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- Prior art keywords
- layer
- side wall
- power cable
- gnawing
- environment
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- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000009413 insulation Methods 0.000 claims abstract description 28
- 239000004020 conductor Substances 0.000 claims abstract description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 230000003647 oxidation Effects 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 241000256602 Isoptera Species 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 230000035929 gnawing Effects 0.000 abstract description 5
- 238000005728 strengthening Methods 0.000 abstract 2
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- 229910000831 Steel Inorganic materials 0.000 description 7
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000003064 anti-oxidating effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 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 description 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 2
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- 239000002131 composite material Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000077 insect repellent Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an environment-friendly prevents gnawing and eats power cable, including the oversheath, protection machanism and insulation shield, the inboard of oversheath is provided with the inner liner, insulation shield sets up in the inboard of inner liner, insulation shield's inside is provided with a plurality of conductors and strengthening mechanism, the outside of a plurality of conductors all is provided with protection machanism, strengthening mechanism is located protection machanism's inboard, protection machanism sets up in the inboard of inner liner, protection machanism includes the back up coat, the inside a plurality of copper strips that are provided with in the back up coat side, one side fixed connection that a plurality of copper strips are close to each other, the inside of a plurality of copper strips all is provided with the copper wire. The utility model discloses utilize protection machanism's design, can prevent the termite through protection machanism, make power cable can both play the phenomenon that prevents the termite from stinging the power cable damage and take place anytime, and then can play the effect of insulating seal protection to the inside conductor of power cable.
Description
Technical Field
The utility model relates to a field, in particular to environment-friendly prevents gnawing and gnaws power cable.
Background
The power cable is used for transmitting and distributing electric energy, is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater, is gradually increased in proportion in the power line, is a cable product used for transmitting and distributing high-power electric energy in a trunk line of a power system, and comprises various insulated power cables with voltage grades of 1-500KV and above.
The traditional termite-proof cable mainly adopts a chemical termite-proof method, chemical agents are added into an outer sheath material, so that termites are killed or avoided when approaching or biting points press the outer sheath, the chemical agents used in the method can migrate to cause environmental pollution, termite-proof drugs contained in the sheath can be aged and slowly released due to the heat effect of the cable in the using process, the termite-proof performance of the cable is reduced, and the cable is easy to be bitten and damaged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an environment-friendly prevents gnawing and eats power cable to solve the problem that provides in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an environment-friendly anti-gnawing power cable comprises an outer sheath, a protection mechanism and an insulating shielding layer, wherein an inner lining layer is arranged on the inner side of the outer sheath;
the insulation shielding layer is arranged on the inner side of the lining layer, a plurality of conductors and a reinforcing mechanism are arranged inside the insulation shielding layer, a protection mechanism is arranged outside each conductor, and the reinforcing mechanism is positioned on the inner side of the protection mechanism;
the protection mechanism sets up in the inboard of inner liner, protection mechanism includes the back up coat, the inside a plurality of copper strips that are provided with in back up coat side, it is a plurality of one side fixed connection that the copper strips is close to each other is a plurality of the inside of copper strips all is provided with the copper wire.
Preferably, the inner liner includes protection against insects layer, flame retardant coating and insulating layer, the lateral wall on protection against insects layer and the inside wall fixed connection of oversheath, the flame retardant coating is located between protection against insects layer and the insulating layer, the inside wall of insulating layer and the lateral wall fixed connection of back up coat.
Preferably, a steel strip armor and a waterproof layer are arranged between the reinforcing layer and the insulating and shielding layer respectively, the outer side wall of the steel strip armor is fixedly connected with the inner side wall of the reinforcing layer, the waterproof layer is located on the inner side of the steel strip armor, and the inner side wall of the waterproof layer is fixedly connected with the outer side wall of the insulating and shielding layer.
Preferably, the inner side wall of the insulation shielding layer is fixedly connected with a filling layer, and the filling layer is located outside the protection mechanism.
Preferably, the protection mechanism comprises a semi-conductive belt and a conductor shielding layer, wherein the inner side wall of the semi-conductive belt is fixedly connected with the outer side wall of the conductor, the conductor shielding layer is positioned on the outer side of the semi-conductive belt, and the outer side wall of the conductor shielding layer is fixedly connected with the inner side wall of the insulation shielding layer.
Preferably, the reinforcing mechanism comprises an oxidation preventing layer and a core body, and the core body is positioned outside the oxidation preventing layer.
The utility model discloses a technological effect and advantage:
the utility model discloses utilize protection machanism's design, can prevent the termite through protection machanism, make power cable can both play the phenomenon that prevents the termite from baiting power cable and damaging at any time and take place, and then can play the effect of insulating seal protection to the inside conductor of power cable, set up the one deck inner liner in protection machanism's outside simultaneously, not only can prevent that the termite from baiting, the condition that also can not produce the safeguard effect and descend takes place, also have better corrosion resistance and ablation resistance, can also prevent fires to power cable, it is thermal-insulated, avoid causing the damage to power cable under the condition of conflagration, the protective properties is greatly improved.
Drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the schematic view of the inner structure of the inner liner of the present invention.
Fig. 3 is a schematic structural diagram of the protection mechanism of the present invention.
In the figure: 1. an outer sheath; 2. an inner liner layer; 21. an insect-repellent layer; 22. a fire barrier layer; 23. a thermal insulation layer; 3. a reinforcement layer; 31. copper strips; 3101. a copper wire; 4. steel tape armoring; 5. a waterproof layer; 6. an insulating shield layer; 7. a filling layer; 8. a conductor shield layer; 81. a semiconducting tape; 8101. a conductor; 9. an oxidation-resistant layer; 91. a core body.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model provides an environment-friendly power cable preventing gnawing and biting as shown in figures 1-3, which comprises an outer sheath 1, a protection mechanism and an insulation shielding layer 6, wherein an inner lining layer 2 is arranged at the inner side of the outer sheath 1;
the outer sheath 1 is of a high-electric-property functional polyethylene sheath and modified polyolefin sheath double-layer co-extrusion structure;
the inner liner layer 2 comprises an insect prevention layer 21, a fire protection layer 22 and a heat insulation layer 23, the outer side wall of the insect prevention layer 21 is fixedly connected with the inner side wall of the outer sheath 1, the fire protection layer 22 is located between the insect prevention layer 21 and the heat insulation layer 23, the inner side wall of the heat insulation layer 23 is fixedly connected with the outer side wall of the reinforcing layer 3, the insect prevention layer 21 is made of polyvinyl chloride materials, the fire protection layer 22 is made of phenolic resin composite materials, the phenolic resin composite materials have good high-temperature resistance, the heat insulation layer 23 is made of Teflon materials and can be used at high temperature for a long time, and the creep resistance, the stability, the flame-limiting performance, the wear resistance, the corrosion resistance, the ablation resistance and the dielectric performance are good;
the insulation shielding layer 6 is arranged on the inner side of the lining layer 2, a plurality of conductors 8101 and a reinforcing mechanism are arranged inside the insulation shielding layer 6, a protection mechanism is arranged outside each of the plurality of conductors 8101, and the reinforcing mechanism is located on the inner side of the protection mechanism;
the protection mechanism comprises a semi-conductive belt 81 and a conductor shielding layer 8, wherein the inner side wall of the semi-conductive belt 81 is fixedly connected with the outer side wall of the conductor 8101, the conductor shielding layer 8 is positioned on the outer side of the semi-conductive belt 81, and the outer side wall of the conductor shielding layer 8 is fixedly connected with the inner side wall of the insulation shielding layer 6.
The reinforcing mechanism comprises an anti-oxidation layer 9 and a core body 91, the core body 91 is positioned outside the anti-oxidation layer 9, the core body 91 is made of an iron core, the toughness of the iron core is high, the anti-oxidation layer 9 is made of insulating paint, and the insulating paint is coated outside the iron core, so that the occurrence of oxidation rusting is reduced;
be provided with steel band armor 4 and waterproof layer 5 between back up coat 3 and the insulation shield 6 respectively, the lateral wall of steel band armor 4 and back up coat 3's inside wall fixed connection, waterproof layer 5 is located the inboard of steel band armor 4, waterproof layer 5's inside wall and insulation shield 6's lateral wall fixed connection.
The inner side wall of the insulation shielding layer 6 is fixedly connected with a filling layer 7, the filling layer 7 is positioned outside the protection mechanism, and the filling layer 7 is designed by tissue paper, so that the appearance of the power cable can be round and round, the power cable is more stable in working, and the overall stability of the power cable is improved;
the protection mechanism is arranged on the inner side of the lining layer 2 and comprises a reinforcing layer 3, a plurality of copper strips 31 are arranged inside the reinforcing layer 3, one sides of the plurality of copper strips 31 close to each other are fixedly connected, and copper wires 3101 are arranged inside the plurality of copper strips 31;
the termite-proof power cable has the advantages that the termite can be prevented through the protection mechanism, the power cable can be prevented from being bitten and damaged by the termite at any time, and the conductor 8101 in the power cable can be protected in an insulation and sealing mode.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications, substitutions, improvements and the like can be made to the technical solutions described in the foregoing embodiments or to some technical features of the technical solutions.
Claims (6)
1. An environment-friendly anti-gnawing power cable comprises an outer sheath (1), a protection mechanism and an insulation shielding layer (6), and is characterized in that an inner lining layer (2) is arranged on the inner side of the outer sheath (1);
the insulation shielding layer (6) is arranged on the inner side of the lining layer (2), a plurality of conductors (8101) and a reinforcing mechanism are arranged inside the insulation shielding layer (6), a protection mechanism is arranged outside each conductor (8101), and the reinforcing mechanism is located on the inner side of the protection mechanism;
protection machanism sets up in the inboard of inner liner (2), protection machanism includes back up coat (3), back up coat (3) side inside is provided with a plurality of copper strips (31), and is a plurality of one side fixed connection that copper strips (31) are close to each other is a plurality of the inside of copper strips (31) all is provided with copper wire (3101).
2. The environment-friendly anti-gnawing power cable according to claim 1, wherein the inner liner layer (2) comprises an insect-proof layer (21), a fireproof layer (22) and a heat insulation layer (23), the outer side wall of the insect-proof layer (21) is fixedly connected with the inner side wall of the outer sheath (1), the fireproof layer (22) is located between the insect-proof layer (21) and the heat insulation layer (23), and the inner side wall of the heat insulation layer (23) is fixedly connected with the outer side wall of the reinforcing layer (3).
3. The environment-friendly anti-gnawing power cable according to claim 1, wherein a steel-tape armor (4) and a waterproof layer (5) are respectively arranged between the reinforcing layer (3) and the insulating shielding layer (6), the outer side wall of the steel-tape armor (4) is fixedly connected with the inner side wall of the reinforcing layer (3), the waterproof layer (5) is located on the inner side of the steel-tape armor (4), and the inner side wall of the waterproof layer (5) is fixedly connected with the outer side wall of the insulating shielding layer (6).
4. The environment-friendly anti-gnawing power cable according to claim 1, wherein a filling layer (7) is fixedly connected to the inner side wall of the insulation shielding layer (6), and the filling layer (7) is located outside the protection mechanism.
5. The environment-friendly anti-gnawing power cable according to claim 1, wherein the protection mechanism comprises a semi-conductive belt (81) and a conductor shielding layer (8), the inner side wall of the semi-conductive belt (81) is fixedly connected with the outer side wall of the conductor (8101), the conductor shielding layer (8) is positioned on the outer side of the semi-conductive belt (81), and the outer side wall of the conductor shielding layer (8) is fixedly connected with the inner side wall of the insulation shielding layer (6).
6. The environment-friendly anti-gnawing power cable according to claim 1, wherein the reinforcing mechanism comprises an oxidation-resistant layer (9) and a core (91), and the core (91) is located outside the oxidation-resistant layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221795849.9U CN218004430U (en) | 2022-07-13 | 2022-07-13 | Environment-friendly gnawing-preventing power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221795849.9U CN218004430U (en) | 2022-07-13 | 2022-07-13 | Environment-friendly gnawing-preventing power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218004430U true CN218004430U (en) | 2022-12-09 |
Family
ID=84314466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221795849.9U Expired - Fee Related CN218004430U (en) | 2022-07-13 | 2022-07-13 | Environment-friendly gnawing-preventing power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218004430U (en) |
-
2022
- 2022-07-13 CN CN202221795849.9U patent/CN218004430U/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: 20221209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |