CN117711690A - High-temperature-resistant high-voltage cable - Google Patents
High-temperature-resistant high-voltage cable Download PDFInfo
- Publication number
- CN117711690A CN117711690A CN202311802131.7A CN202311802131A CN117711690A CN 117711690 A CN117711690 A CN 117711690A CN 202311802131 A CN202311802131 A CN 202311802131A CN 117711690 A CN117711690 A CN 117711690A
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- cable
- cable body
- tube
- resistant
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000001816 cooling Methods 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 37
- 239000010410 layer Substances 0.000 claims description 31
- 239000003921 oil Substances 0.000 claims description 24
- 239000011241 protective layer Substances 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 9
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 230000001050 lubricating effect Effects 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 13
- 239000002826 coolant Substances 0.000 description 7
- 239000000110 cooling liquid Substances 0.000 description 7
- 239000010687 lubricating oil Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 5
- 230000001771 impaired effect Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920006124 polyolefin elastomer Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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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- Insulated Conductors (AREA)
Abstract
The invention discloses a high-temperature-resistant high-voltage cable, which comprises a cable body, wherein an inner protection pipe is arranged on the outer surface of the cable body, an outer protection pipe is arranged on the outer surface of the inner protection pipe, a cooling mechanism with a conveying water pipe is arranged on the outer surface of the outer protection pipe, the cooling mechanism comprises the conveying water pipe, the conveying water pipe is fixedly arranged on the outer surface of the outer protection pipe, a water pump is arranged on the outer surface of the cable body, a main water inlet pipe and an auxiliary water inlet pipe are arranged at the input end of the water pump, and the auxiliary water inlet pipe is communicated with the conveying water pipe.
Description
Technical Field
The invention relates to the technical field of cables, in particular to a high-temperature-resistant high-voltage cable.
Background
With the living needs of people, wires and cables are developed from bare metal conductors into cables with complex structures and various functions, the functions and the purposes of the cables are determined by the inherent properties of cable raw materials and the structural design of the cables, and common cable insulation and sheath materials mainly comprise polymers such as polyvinyl chloride (PVC), polyethylene (PE), polypropylene (PP), polyolefin elastomer (POE), ethylene Propylene Diene Monomer (EPDM), ethylene-vinyl acetate copolymer (EVA) and polyurethane elastomer (TPU), and when the materials are used, adverse side reactions are generated by components in the materials due to the influence of sunlight, weather, temperature, rainwater and the like of the external environment, so that the performance and the service life of the cables are rapidly reduced and cannot meet the requirement of the use.
At present, when the cable is used, the protective sleeve is usually sleeved on the outer surface of the cable, and the protective sleeve is made of a heat-insulating material with high temperature resistance, so that the cable is protected through the protective sleeve, but the protective sleeve is difficult to insulate against heat for a long time under the condition of high temperature for a long time, and is difficult to find when the protective sleeve is damaged, so that the inside of the whole cable is high-temperature, certain damage is caused to the cable, and meanwhile, the cable and the protective sleeve are too tight, so that friction damage is easily caused to the protective sleeve or the surface of the cable when the cable and the protective sleeve are installed, and the subsequent protection and use of the cable are affected.
Disclosure of Invention
The invention aims to provide a high-temperature-resistant high-voltage cable, which solves the problems that in the prior art, a protective sleeve is difficult to insulate a cable for a long time under the condition of long-time high temperature, and is difficult to find when the protective sleeve is damaged, so that the inside of the whole cable is high-temperature, and the cable is damaged to a certain extent.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high-voltage cable of high temperature resistant, includes the cable body, the surface of cable body is provided with interior protection tube, the surface of interior protection tube is provided with outer protection tube, the surface of outer protection tube is provided with the cooling mechanism that has the delivery pipe, the cooling mechanism includes the delivery pipe, delivery pipe fixed mounting is at the surface of outer protection tube, the surface of cable body is provided with the water pump, the input of water pump is provided with main inlet tube and auxiliary water inlet tube, auxiliary water inlet tube and delivery pipe intercommunication installation, the surface fixed mounting of outer protection tube has annular water pipe, and annular water pipe and delivery pipe intercommunication, the output of water pump is provided with the outlet pipe, annular water pipe communicates with outlet pipe, delivery pipe respectively, be provided with the lubrication mechanism who has annular groove between interior protection tube and the cable body.
According to the scheme: through the coolant liquid that flows in a plurality of delivery pipes and the annular water pipe, can cool down the protective sheath of cable body surface, can make delivery pipe and the inside coolant liquid of annular water pipe circulate the use through supplementary inlet tube simultaneously to do not flow to the coolant liquid, can improve the cooling effect.
As a preferable technical scheme of the invention, a baffle is fixedly arranged on the inner wall of the outer protection pipe, the conveying water pipe is positioned in the baffle, carbon powder is arranged between the baffle and the conveying water pipe, a plurality of heat conducting rods are fixedly arranged in the conveying water pipe, and one ends of the heat conducting rods penetrate through the baffle in a sliding manner.
According to the scheme: the baffle is matched with carbon powder, so that steam water generated on the outer surface of the water conveying pipe can be absorbed and dried, and corrosion damage of the steam water to the cable body is avoided.
As a preferable technical scheme of the invention, the outer surface of the cable body is provided with the protective layer, the inside of the protective layer is provided with the cavity, the surface of the protective layer, which is close to the cable, is provided with the wear-resistant layer, the wear-resistant layer is made of silicon carbide materials, the surface of the protective layer, which is far away from the cable body, is provided with the sealing layer, and the sealing layer is made of rubber materials.
According to the scheme: through being provided with the inoxidizing coating that has the cavity, can make the cable body when bending, produce a buffer zone to reduce the cable body and take place to be impaired, can prevent when leaking through the cavity simultaneously, cause the protective sheath of cable impaired.
As a preferable technical scheme of the invention, a stabilizing mechanism is arranged between the outer protection tube and the inner protection tube, the stabilizing mechanism comprises a viscoelastic damper, a pressing plate is arranged on the outer surface of the inner protection tube, a cylinder is fixedly arranged on the outer surface of the pressing plate, a sliding rod is slidably arranged in the cylinder, a top plate is fixedly arranged at one end, close to the outer protection tube, of the sliding rod, a moving plate is fixedly arranged at one end, located in the cylinder, of the sliding rod, the moving plate is slidably arranged in the cylinder, and the viscoelastic damper is arranged between the moving plate and the cylinder.
As a preferable technical scheme of the invention, the viscoelastic damper is provided with a plurality of viscoelastic dampers, the top plate and the pressing plate are circumferentially distributed between the outer protection tube and the inner protection tube, and the surfaces of the top plate and the pressing plate are provided with anti-slip layers.
According to the scheme: through being provided with viscoelastic damper, can stabilize the inside of cable, avoid the cable body to take place to warp when receiving external environment interference and bending impaired, further improve the stability of cable body simultaneously.
As a preferable technical scheme of the invention, the outer surface of the cable body is provided with the exhaust mechanism, the exhaust mechanism comprises the suction fan, the suction fan is arranged on one side of the cable body, the input end of the suction fan is fixedly provided with the first suction pipe and the second suction pipe, and the free ends of the first suction pipe and the second suction pipe are respectively communicated with the outer protection pipe.
According to the scheme: the inner space of the inner protective layer and the inner space of the outer protective layer are vacuumized through the suction fan, so that heat flow input can be reduced through the vacuum layer, and the heat insulation effect on the cable body is further improved.
As a preferable technical scheme of the invention, the output end of the suction fan is provided with an air outlet pipe which is communicated with the conveying water pipe, an exhaust pipe is communicated and installed between the first suction pipe and the auxiliary water inlet pipe, the outer surface of the exhaust pipe is provided with a waterproof breathable film, and the waterproof breathable film is communicated with the exhaust pipe.
According to the scheme: through play tuber pipe and blast pipe, can improve the inside coolant flow velocity to the delivery pipe to improve the cooling effect.
As a preferable technical scheme of the invention, the lubricating mechanism comprises an annular groove, the annular groove is arranged between the cable body and the protective layer, a plurality of annular grooves are communicated and installed, an oil tank is fixedly installed on the outer surface of the outer protective tube, an oil inlet tube is arranged at the oil outlet end of the oil tank, and one end of the oil inlet tube is communicated and installed with the annular grooves.
According to the scheme: the lubricating oil is led into the annular groove, so that the cable body and the protective sleeve can be more smooth and convenient to install, the friction coefficient generated in the protective sleeve of the cable body is reduced, and the service life of the cable body is prolonged.
As a preferable technical scheme of the invention, the outer surface of the outer protection pipe is fixedly provided with the air cylinder, the air cylinder is internally provided with the piston, a spring is fixedly arranged between the piston and the air cylinder, a connecting pipe is arranged between one end of the air cylinder and the second air suction pipe in a communicating way, and an oil discharge pipe is arranged between the free end of the air cylinder and the annular groove in a communicating way.
According to the scheme: through the effect of the inside atmospheric pressure of inflator, can realize discharging the change to the inside lubricating oil of annular groove and use, avoid lubricating oil stable for a long time to take place to solidify, influence the change installation of cable body.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the conveying water pipe is arranged, so that when the cable body is installed and used, the cooling liquid is led into the conveying water pipe through the water pump, and the protective sleeve on the outer surface of the cable body can be cooled through the cooling liquid, so that the protective sleeve with high temperature resistance can be used for a long time, the cooling effect of the cable body can be further improved, and the cable body is prevented from being influenced by high temperature.
2. According to the invention, the vacuum pump is arranged, so that the inside of the cable can be vacuumized, the heat insulation effect can be further improved through the vacuum layer, meanwhile, the inside of the cable can be stabilized through the vacuum layer matched with the viscoelastic damper, the cable is prevented from being deformed and damaged when being bent due to the interference of external environment, and the service life of the cable body is prolonged.
3. According to the invention, the plurality of through annular grooves are formed in the outer surface of the cable body, and lubricating oil is led into the annular grooves, so that the cable body and the protective sleeve can be more smooth when being installed, friction damage caused during installation is reduced, and meanwhile, the lubricating oil can be continuously replaced and used under the suction action of the suction fan, so that the cable body and the protective sleeve are prevented from being bonded after being used for a long time, and the cable body can be replaced and used conveniently.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of a cross-sectional structure of a protective layer according to the present invention;
FIG. 4 is a schematic elevational view of the present invention;
FIG. 5 is a schematic view of a lubrication mechanism according to the present invention;
FIG. 6 is a schematic cross-sectional view of an outer protective tube according to the present invention;
FIG. 7 is a schematic view of the internal structure of the cylinder according to the present invention;
FIG. 8 is a schematic view of the internal structure of the water pipe according to the present invention;
FIG. 9 is a schematic view of the internal structure of the cartridge of the present invention.
In the figure: 1. a cable body; 2. a protective layer; 21. a sealing layer; 22. a cavity; 23. a wear-resistant layer; 3. a cooling mechanism; 31. a water pump; 32. a main water inlet pipe; 33. an auxiliary water inlet pipe; 34. a water outlet pipe; 35. a delivery water pipe; 36. an annular water pipe; 37. a baffle; 38. a heat conduction rod; 4. an outer protection tube; 5. an inner protection tube; 6. a stabilizing mechanism; 61. a top plate; 62. a pressing plate; 63. a slide bar; 64. a moving plate; 65. a cylinder; 66. a viscoelastic damper; 7. an exhaust mechanism; 71. a suction fan; 72. a first air suction pipe; 73. an exhaust pipe; 74. a waterproof breathable film; 75. a second air suction pipe; 76. an air outlet pipe; 8. a lubrication mechanism; 81. an oil tank; 82. an oil inlet pipe; 83. an annular groove; 84. an oil drain pipe; 85. an air cylinder; 86. a connecting pipe; 87. a spring; 88. and (3) a piston.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-9, the present invention provides a technical solution for a high-temperature-resistant high-voltage cable:
embodiment one:
referring to fig. 1, 2 and 6, a high-voltage cable resistant to high temperature comprises a cable body 1, an inner protection tube 5 is arranged on the outer surface of the cable body 1, an outer protection tube 4 is arranged on the outer surface of the inner protection tube 5, a cooling mechanism 3 with a conveying water tube 35 is arranged on the outer surface of the outer protection tube 4, the cooling mechanism 3 comprises the conveying water tube 35, the conveying water tube 35 is fixedly arranged on the outer surface of the outer protection tube 4, a water pump 31 is arranged on the outer surface of the cable body 1, a main water inlet tube 32 and an auxiliary water inlet tube 33 are arranged at the input end of the water pump 31, the auxiliary water inlet tube 33 is communicated with the conveying water tube 35, cooling liquid inside the conveying water tube 35 and an annular water tube 36 can be recycled through the auxiliary water inlet tube 33, the cooling liquid is continuously flowed, and the cooling effect can be improved, the surface fixed mounting of outer protection tube 4 has annular water pipe 36, and annular water pipe 36 and delivery pipe 35 intercommunication, the output of water pump 31 is provided with outlet pipe 34, annular water pipe 36 respectively with outlet pipe 34, delivery pipe 35 intercommunication, the inner wall fixed mounting of outer protection tube 4 has baffle 37, delivery pipe 35 is located the inside of baffle 37, be provided with the carbon dust between baffle 37 and the delivery pipe 35, can absorb the drying to the steam water that delivery pipe 35 surface produced through baffle 37 cooperation carbon dust, thereby avoid steam water to cause the corruption impaired to cable body 1, the inside fixed mounting of delivery pipe 35 has a plurality of heat conduction bars 38, the one end slip of heat conduction bar 38 runs through baffle 37, heat flow inside the cable body 1 can be derived through heat conduction bar 38, the rethread coolant liquid cools off, the radiating effect can be further improved.
Referring to fig. 1, fig. 2, fig. 4 and fig. 5, the outer surface of the cable body 1 is provided with the exhaust mechanism 7, the exhaust mechanism 7 includes the suction fan 71, the suction fan 71 is disposed at one side of the cable body 1, the input end of the suction fan 71 is fixedly provided with the first suction pipe 72 and the second suction pipe 75, the free ends of the first suction pipe 72 and the second suction pipe 75 are all installed in communication with the outer protection pipe 4, the inner space of the inner protection layer and the outer protection layer is vacuumized through the suction fan 71, thereby the heat flow input can be reduced through the vacuum layer, the heat insulation effect is further improved, the output end of the suction fan 71 is provided with the air outlet pipe 76, and the air outlet pipe 76 is installed in communication with the conveying water pipe 35, the cooling liquid inside the conveying water pipe 35 can be accelerated to flow through the air outlet pipe 76, thereby the cooling effect is further improved, the exhaust pipe 73 is installed in communication between the first suction pipe 72 and the auxiliary water inlet pipe 33, the inside of the conveying water pipe 35 can be exhausted through the exhaust pipe 73, the inside of the conveying water pipe 35 is more stable, the flow balance of the cooling liquid is improved, the outer surface of the cooling liquid is provided with the waterproof air-permeable air pipe 74, the waterproof air-permeable membrane 74 is arranged in the waterproof air-permeable membrane 71, and the air-permeable membrane 71 is prevented from being damaged, and the air-permeable membrane is arranged in the air-permeable membrane 71.
Embodiment two:
on the basis of the first embodiment, please refer to fig. 1, fig. 4, fig. 6 and fig. 7, the outer surface of the cable body 1 is provided with the protective layer 2, the inside of the protective layer 2 is provided with the cavity 22, the surface of the protective layer 2, which is close to the cable, is provided with the wear-resistant layer 23, the wear-resistant layer 23 is made of silicon carbide material, the surface of the protective layer 2, which is far away from the cable body 1, is provided with the sealing layer 21, the sealing layer 21 is made of rubber material, the stabilizing mechanism 6 is arranged between the outer protective tube 4 and the inner protective tube 5, the stabilizing mechanism 6 comprises a viscoelastic damper 66, the outer surface of the inner protective tube 5 is provided with the pressing plate 62, the outer surface of the pressing plate 62 is fixedly provided with the cylinder 65, the inside of the cylinder 65 is slidably provided with the sliding rod 63, one end, which is close to the outer protective tube 4, of the sliding rod 63 is fixedly provided with the moving plate 64, one end, which is located inside the cylinder 65, of the moving plate 64 is slidably mounted inside the cylinder 65, the viscoelastic damper 66 is arranged between the moving plate 64 and the cylinder 65, the sealing layer 21 is provided with a plurality of the sealing layer, the sealing plate 61 and the pressing plate 62 are circumferentially distributed between the outer protective tube 4 and the inner protective tube 5, the pressing plate 5, the outer protective tube 62 and the inner protective tube 5, the inner protective tube 1 is fixedly provided with the sealing layer, and the sealing layer 66, which is capable of being deformed by the sealing layer 1 through the sealing layer, and the sealing layer, when the vacuum layer 1, and the cable body is capable of being prevented from being deformed, and the outer body is further, and the life of the cable is being deformed, and the damage is can be caused by the vacuum condition, and the cable is and the bending and the cable body.
Embodiment III:
on the basis of the first embodiment, please refer to fig. 1, 5 and 9, the lubrication mechanism 8 includes an annular groove 83, the annular groove 83 is opened between the cable body 1 and the protection layer 2, and a plurality of annular grooves 83 are installed in a communicating manner, an oil tank 81 is fixedly installed on the outer surface of the outer protection tube 4, an oil inlet tube 82 is arranged at the oil outlet end of the oil tank 81, one end of the oil inlet tube 82 is installed in a communicating manner with the annular groove 83, an air cylinder 85 is fixedly installed on the outer surface of the outer protection tube 4, a piston 88 is arranged in the air cylinder 85, the lubrication oil in the annular groove 83 can be discharged and replaced under the action of air pressure in the air cylinder 85, the lubrication oil is prevented from being solidified for a long time, the replacement installation of the cable body 1 is affected, a spring 87 is fixedly installed between the piston 88 and the air cylinder 85, the piston 88 can be reset through the spring 87, a connecting tube 86 is installed between one end of the air cylinder 85 and the second air suction tube 75, and an oil discharge tube 84 is installed between the free end of the air cylinder 85 and the annular groove 83.
The working principle of the high-temperature-resistant high-voltage cable provided by the invention is as follows:
when specifically using, when cable body 1 installs and use, can protect through the protective sheath of cable body 1 surface at first, through the protective sheath that has high temperature resistant insulating material, thereby form the protection to cable body 1 through the protective sheath, when long-time high temperature weather, can be through starting water pump 31 this moment, guide in the coolant liquid through the inside of water pump 31 to carrying water pipe 35, and through the coolant liquid that flows in a plurality of water pipes 35 and the annular water pipe 36, can cool down the protective sheath of cable body 1 surface, thereby can make the protective sheath that has high temperature resistant use for a long time, and can further improve the cooling effect of cable body 1, avoid cable body 1 to receive the influence of high temperature.
When the cable body 1 is installed, through being provided with a plurality of annular grooves 83 that link up at the surface of cable body 1, and with the inside of lubricating oil import at annular grooves 83, thereby when making to install between cable body 1 and the protective sheath, can be more smooth, and reduce the friction damage that causes when installing, make cable body 1 after the installation life increase, simultaneously through the suction effect of suction fan 71, can carry out the pressure boost to the inside of inflator 85, thereby make piston 88 take place to remove in the inside of inflator 85, piston 88 starts and can make the one end pressure that inflator 85 is close to oil pipe 84 increase, at this moment can derive the lubricating oil that has used in the annular grooves 83 and change and use, thereby avoid between cable body 1 and the protective sheath and take place to bond after long-time use, the convenient realization is changed and is used cable body 1.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are included in the scope of the present invention.
Claims (9)
1. High-voltage cable resistant to high temperature, including cable body (1), its characterized in that: the cable comprises a cable body (1), wherein an inner protection pipe (5) is arranged on the outer surface of the cable body (1), an outer protection pipe (4) is arranged on the outer surface of the inner protection pipe (5), a cooling mechanism (3) with a conveying water pipe (35) is arranged on the outer surface of the outer protection pipe (4), and a lubricating mechanism (8) with an annular groove (83) is arranged between the inner protection pipe (5) and the cable body (1);
the cooling mechanism (3) comprises a conveying water pipe (35), the conveying water pipe (35) is fixedly arranged on the outer surface of the outer protection pipe (4), a water pump (31) is arranged on the outer surface of the cable body (1), a main water inlet pipe (32) and an auxiliary water inlet pipe (33) are arranged at the input end of the water pump (31), the auxiliary water inlet pipe (33) is communicated with the conveying water pipe (35), an annular water pipe (36) is fixedly arranged on the outer surface of the outer protection pipe (4), the annular water pipe (36) is communicated with the conveying water pipe (35), a water outlet pipe (34) is arranged at the output end of the water pump (31), and the annular water pipe (36) is respectively communicated with the water outlet pipe (34) and the conveying water pipe (35).
2. A high-voltage cable resistant to high temperatures as claimed in claim 1, wherein: the inner wall fixed mounting of outer protection pipe (4) has baffle (37), delivery pipe (35) are located the inside of baffle (37), be provided with the carbon dust between baffle (37) and delivery pipe (35), the inside fixed mounting of delivery pipe (35) has a plurality of heat conduction stick (38), the one end slip of heat conduction stick (38) runs through baffle (37).
3. A high-voltage cable resistant to high temperatures as claimed in claim 1, wherein: the cable is characterized in that the outer surface of the cable body (1) is provided with a protective layer (2), a cavity (22) is formed in the protective layer (2), a wear-resistant layer (23) is arranged on the surface, close to the cable, of the protective layer (2), the wear-resistant layer (23) is made of silicon carbide materials, a sealing layer (21) is arranged on the surface, far away from the cable body (1), of the protective layer (2), and the sealing layer (21) is made of rubber materials.
4. A high-voltage cable resistant to high temperatures as claimed in claim 1, wherein: be provided with stabilizing mean (6) between outer protection tube (4) and interior protection tube (5), stabilizing mean (6) are including viscoelastic damper (66), the surface of interior protection tube (5) is provided with clamp plate (62), the surface fixed mounting of clamp plate (62) has drum (65), the inside slidable mounting of drum (65) has slide bar (63), the one end fixed mounting that slide bar (63) is close to outer protection tube (4) has roof (61), the one end fixed mounting that slide bar (63) are located drum (65) is inside has movable plate (64), movable plate (64) slidable mounting is in the inside of drum (65), viscoelastic damper (66) set up between movable plate (64) and drum (65).
5. The high-voltage cable of claim 4, wherein: the viscoelastic damper (66) is provided with a plurality of viscoelastic dampers, the top plate (61) and the pressing plate (62) are circumferentially distributed between the outer protection tube (4) and the inner protection tube (5), and the surfaces of the top plate (61) and the pressing plate (62) are provided with anti-slip layers.
6. A high-voltage cable resistant to high temperatures as claimed in claim 1, wherein: the cable is characterized in that an exhaust mechanism (7) is arranged on the outer surface of the cable body (1), the exhaust mechanism (7) comprises an air suction fan (71), the air suction fan (71) is arranged on one side of the cable body (1), a first air suction pipe (72) and a second air suction pipe (75) are fixedly arranged at the input end of the air suction fan (71), and the free ends of the first air suction pipe (72) and the second air suction pipe (75) are all installed in communication with the outer protection pipe (4).
7. The high-voltage cable of claim 6, wherein: the output end of the suction fan (71) is provided with an air outlet pipe (76), the air outlet pipe (76) is installed in a communicating mode with the conveying water pipe (35), an exhaust pipe (73) is installed between the first suction pipe (72) and the auxiliary water inlet pipe (33), a waterproof breathable film (74) is arranged on the outer surface of the exhaust pipe (73), and the waterproof breathable film (74) is arranged in a communicating mode with the exhaust pipe (73).
8. A high-voltage cable resistant to high temperatures as claimed in claim 1, wherein: the lubricating mechanism (8) comprises an annular groove (83), the annular groove (83) is formed between the cable body (1) and the protective layer (2), a plurality of annular grooves (83) are installed in a communicating mode, an oil tank (81) is fixedly installed on the outer surface of the outer protective tube (4), an oil inlet tube (82) is arranged at the oil outlet end of the oil tank (81), and one end of the oil inlet tube (82) is installed in a communicating mode with the annular groove (83).
9. The high-voltage cable of claim 8, wherein: the outer surface fixed mounting of outer protection tube (4) has inflator (85), the inside of inflator (85) is provided with piston (88), fixed mounting has spring (87) between piston (88) and the inflator (85), the connecting pipe (86) is installed in the intercommunication between one end of inflator (85) and second aspiration channel (75), oil drain pipe (84) is installed in the intercommunication between the free end of inflator (85) and annular groove (83).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311802131.7A CN117711690B (en) | 2023-12-26 | High-temperature-resistant high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311802131.7A CN117711690B (en) | 2023-12-26 | High-temperature-resistant high-voltage cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117711690A true CN117711690A (en) | 2024-03-15 |
| CN117711690B CN117711690B (en) | 2024-07-16 |
Family
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011223754A (en) * | 2010-04-09 | 2011-11-04 | Sumitomo Electric Ind Ltd | Connecting structure for superconductive cable |
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