CN210006530U

CN210006530U - novel reinforced overhead insulated cable

Info

Publication number: CN210006530U
Application number: CN201920738751.1U
Authority: CN
Inventors: 丁于力; 旃荣俊; 李�列
Original assignee: Honghe Ruijie Electric Co Ltd
Current assignee: Honghe Ruijie Electric Co Ltd
Priority date: 2019-05-22
Filing date: 2019-05-22
Publication date: 2020-01-31
Anticipated expiration: 2029-05-22

Abstract

The utility model discloses an novel strenghthened type aerial insulated cable, including the housing, the inner circle fixedly connected with insulating sleeve of housing, the inner circle fixedly connected with cable core of insulating sleeve, the outside parcel of housing has the band, it has the filler to fill between band and the housing, the utility model discloses a use on corrosion-resistant layer, the cable of being convenient for reduces the condition by the corruption under the condition that the long-term solarization was drenched to prolong its life, through the use on high temperature resistant layer, be convenient for insulate against heat to the cable core under high temperature weather, thereby avoid its internal protective layer to melt, guaranteed the normal use of cable, solved current insulating aerial cable under the condition of long-term use, often receive the solarization rain and drench and can appear the phenomenon of being corroded, make the insulating ability weak of aerial wire, thereby produce danger easily, can make its internal protective layer melt under high temperature weather simultaneously, thereby influence the problem of the normal use of cable.

Description

novel reinforced overhead insulated cable

Technical Field

The utility model relates to an aerial insulated cable technical field specifically is novel strenghthened type aerial insulated cables.

Background

The overhead insulated cable has good insulating property, electrical property and mechanical strength, is widely applied to urban and rural power networks, replaces bare conductors and black skin wires, is air-dependent for ground insulation of the overhead lines of the high-voltage transmission and distribution network, is also used for the previous distribution lines (380V except for below 10 kV) , but is a so-called overhead insulated cable because the urban power distribution environment is complex and the short-circuit grounding and lightning strike lines are frequently generated to reduce the power supply reliability, so that the overhead lines below 10kV such as at present are all insulated conductors (namely, the insulating layers are wrapped on the outer layers of the conductors), and the conventional insulated overhead cable is frequently corroded by sun and rain under the condition of long-term use, so that the insulating capability of the overhead line is weakened to easily generate dangers, and meanwhile, the inner protective layers of the conventional insulated overhead cable are melted under the high-temperature weather, so that the normal use of the cable is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide novel strenghthened type aerial insulated cable possesses corrosion-resistant and high temperature resistance's advantage, has solved current insulating aerial cable under the condition of long-term use, often receives the sun and drenches and can appear by the phenomenon of corruption, makes the insulating ability weak of overhead line to produce danger easily, can make its inside protective layer melt under high temperature weather simultaneously, thereby influence the problem of the normal use of cable.

In order to achieve the purpose, the utility model provides a novel strenghthened type overhead insulated cable, including the shielding cover, the inner circle fixedly connected with insulating cover of shielding cover, the inner circle fixedly connected with cable core of insulating cover, the outside parcel of shielding cover has the band, it has the filler to fill between band and the shielding cover, the surface of band is provided with corrosion-resistant layer, corrosion-resistant layer's surface is provided with high temperature resistant layer.

Preferably, the number of the shielding sleeves is four, the shielding sleeves are uniformly distributed on the inner ring of the wrapping tape, the shielding sleeves are made of a cross-linking type semiconductor electric shielding material, and the filler is made of a polypropylene material.

Preferably, the insulating sleeve is wound on the surface of the cable core through weaving, and the material of the insulating sleeve is a cross-linked polyethylene insulating material.

Preferably, the corrosion-resistant layer comprises an epoxy resin coating, the epoxy resin coating is coated on the surface of the wrapping tape, and the side of the epoxy resin coating, which is far away from the surface of the wrapping tape, is coated with a polytetrafluoroethylene coating.

Preferably, the high-temperature resistant layer comprises a polystyrene coating, the polystyrene coating is coated on the surface of the polytetrafluoroethylene coating, the side of the polystyrene coating, which is far away from the surface of the polytetrafluoroethylene coating, is coated with a glass fiber coating, and the side of the glass fiber coating, which is far away from the surface of the styrene coating, is coated with a nano ceramic coating.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a use on corrosion-resistant layer, the cable of being convenient for reduces the condition by the corruption under the condition that the long-term solarization was drenched, thereby prolong its life, use through high temperature resistant layer, be convenient for insulate against heat to the cable core under high temperature weather, thereby avoid its internal protective layer to melt, the normal use of cable has been guaranteed, the performance of aerial insulated cable has been improved, current insulated aerial cable has been solved under the condition of long-term use, often receive the solarization and rain drench the phenomenon that can appear being corroded, make the insulating ability weak of aerial line, thereby produce danger easily, can make its internal protective layer melt under high temperature weather simultaneously, thereby influence the problem of the normal use of cable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the corrosion-resistant layer of the present invention;

fig. 3 is a schematic view of the structure of the high temperature resistant layer of the present invention.

In the figure: 1 shielding sleeve, 2 wrapping tapes, 3 fillers, 4 insulating sleeves, 5 corrosion-resistant layers, 51 epoxy resin coatings, 52 polytetrafluoroethylene coatings, 6 high-temperature-resistant layers, 61 polystyrene coatings, 62 glass fiber coatings, 63 nano ceramic coatings and 7 cable cores.

Detailed Description

The technical solution 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 , but not all embodiments.

The utility model provides a housing 1, band 2, filler 3, insulating cover 4, corrosion-resistant layer 5, epoxy coating 51, polytetrafluoroethylene coating 52, high temperature resistant layer 6, polystyrene coating 61, glass fiber coating 62, nanometer ceramic coating 63 and cable core 7 part are the general standard or the part that technical staff in the field knows, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for technical staff in the field.

Please refer to fig. 1-3, novel reinforced overhead insulated cable, including a shielding sleeve 1, the number of the shielding sleeve 1 is four, and the shielding sleeve 1 is uniformly distributed in an inner ring of a tape 2, and the shielding sleeve 1 is made of a cross-linked semiconductor electric shielding material, a filler 3 is a polypropylene material, the inner ring of the shielding sleeve 1 is fixedly connected with an insulating sleeve 4, the insulating sleeve 4 is wound on the surface of a cable core 7 through weaving, and the insulating sleeve 4 is made of a cross-linked polyethylene insulating material, the inner ring of the insulating sleeve 4 is fixedly connected with the cable core 7, the tape 2 is wrapped outside the shielding sleeve 1, the tape 2 is made of a natural rubber material, the filler 3 is filled between the tape 2 and the shielding sleeve 1, the surface of the tape 2 is provided with a corrosion-resistant layer 5, the corrosion-resistant layer 5 includes an epoxy resin coating 51, the epoxy resin coating 51 is coated on the surface of the tape 2, the side of the epoxy resin coating 51, which is far away from the surface of the tape 2 is provided with a polytetrafluoroethylene coating 52, the corrosion-resistant layer 5 is used for reducing corrosion-resistant corrosion-caused by corrosion of the corrosion-caused by a high-temperature corrosion-caused high-resistant coating 52, thereby the problem that the cable is frequently caused by a high-temperature corrosion-caused by a high-corrosion-caused by a high-caused corrosion-caused glass-caused corrosion-caused corrosion-caused.

During the use, wrap up insulation support 4 in cable core 7 surface, and twine, insulation support 4 can prevent that cable core 7 from contacting each other and causing the short circuit, wrap up shield sleeve 1 in insulation support 4's surface, shield sleeve 1 can carry out the separation to interference signal, wrap up band 2 in shield sleeve 1's surface, space filler 3 between shield sleeve 1 and band 2, and scribble epoxy coating 51, polytetrafluoroethylene coating 52, polystyrene coating 61, glass fiber coating 62 and nano ceramic coating 63 in proper order and locate band 2 surface, epoxy coating 51 and polytetrafluoroethylene coating 52 have corrosion resisting property, reduce the condition that the cable was corroded, polystyrene coating 61, glass fiber coating 62 and nano ceramic coating 63 have high temperature resistance, avoid its cable inside by high temperature melting.

The standard parts used in the application document can be purchased from the market, and can be customized according to the description of the specification and the description of the attached drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, and machines, parts and equipment adopt conventional models in the prior art.

In summary, the following steps: this novel strenghthened type aerial insulated cable, through corrosion-resistant layer 5, epoxy coating 51, polytetrafluoroethylene coating 52, high temperature resistant layer 6, polystyrene coating 61, the cooperation of glass fiber coating 62 and nanometer ceramic coating 63, current insulating aerial cable has been solved under the condition of long-term use, the phenomenon that can appear being corroded is drenched to the sun often receiving rain, make the insulating ability weak of aerial line, thereby produce danger easily, can make its inside protective layer melt under high temperature weather simultaneously, thereby influence the problem of the normal use of cable.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

The novel reinforced overhead insulated cable comprises a shielding sleeve (1) and is characterized in that an insulating sleeve (4) is fixedly connected to an inner ring of the shielding sleeve (1), a cable core (7) is fixedly connected to the inner ring of the insulating sleeve (4), a wrapping tape (2) wraps the outside of the shielding sleeve (1), a filler (3) is filled between the wrapping tape (2) and the shielding sleeve (1), an anti-corrosion layer (5) is arranged on the surface of the wrapping tape (2), and a high-temperature resistant layer (6) is arranged on the surface of the anti-corrosion layer (5).
2. The novel reinforced aerial insulated cable of claim 1, wherein the number of the shielding sleeves (1) is four, the shielding sleeves are uniformly distributed on the inner ring of the wrapping tape (2), the shielding sleeves (1) are made of a cross-linked semiconductor electric shielding material, and the filler (3) is made of a polypropylene material.
3. The novel reinforced aerial insulated cable of claim 1, wherein the insulation sheath (4) is wound on the surface of the cable core (7) by weaving, and the material of the insulation sheath (4) is cross-linked polyethylene insulation material.
4. The novel reinforced aerial insulated cable of claim 1, wherein the corrosion-resistant layer (5) comprises epoxy resin paint (51), the epoxy resin paint (51) is coated on the surface of the wrapping tape (2), and the side of the epoxy resin paint (51) away from the surface of the wrapping tape (2) is coated with polytetrafluoroethylene paint (52).
5. The novel reinforced overhead insulated cable of claim 1, wherein the high temperature resistant layer (6) comprises a polystyrene coating (61), the polystyrene coating (61) is coated on the surface of the polytetrafluoroethylene coating (52), the side of the polystyrene coating (61) away from the surface of the polytetrafluoroethylene coating (52) is coated with a glass fiber coating (62), and the side of the glass fiber coating (62) away from the surface of the styrene coating (61) is coated with a nano ceramic coating (63).