CN212874136U - Novel overhead cable - Google Patents
Novel overhead cable Download PDFInfo
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- CN212874136U CN212874136U CN202021585774.2U CN202021585774U CN212874136U CN 212874136 U CN212874136 U CN 212874136U CN 202021585774 U CN202021585774 U CN 202021585774U CN 212874136 U CN212874136 U CN 212874136U
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Abstract
The utility model discloses a novel aerial [ insulated ] cable, concretely relates to aerial [ insulated ] cable technical field, including the basic unit, the fixed cover in basic unit outer end is equipped with four protection fixed layers, four the fixed joint strip that is equipped with in protection fixed layer one side, four the fixed joint groove of having seted up of protection fixed layer opposite side, four fan-shaped fixed orifices groove has all been seted up to protection fixed layer inside, four the fixed a plurality of conductors that are equipped with of fan-shaped fixed orifices inslot portion, it is a plurality of the conductor outer end all overlaps and is equipped with the insulating layer, four a plurality of triangle-shaped holes have all been seted up to fan-shaped fixed orifices inslot portion, four protection fixed layer outer end is fixed and is equipped with the insulating layer, the insulating layer outer end is fixed and is equipped with the. The utility model discloses weight is lighter, can reduce the cost of transportation, practices thrift raw and other materials, and reduce cost, and four protection fixed beds splice in proper order fixedly, change easily when the maintenance.
Description
Technical Field
The embodiment of the utility model provides a relate to overhead cable technical field, concretely relates to novel overhead cable.
Background
Along with the transformation of national power grids, more and more overhead cables with insulation layers are rapidly developed from original conductor cables, 10KV overhead cable lines are preferably selected, compared with bare wires, the product has the advantages of small laying distance, high safety and reliability, excellent atmospheric aging resistance and the like, the core technical field of urban power grid construction is realized by replacing traditional distribution lines with insulated wires for 10KV and below overhead distribution lines, the core link of modern power system construction and transformation is also realized, the overhead power distribution line has various advantages of geographic cable power transmission networks in the application process, and the defects and the shortcomings in the traditional bare wire power system are overcome. Therefore, people pay attention to the current work, and the price is low, so that the method has good basic premise and basis in the development of foreign society.
The prior art has the following defects: most overhead cables have fewer conductors inside, heavier weight, higher transportation cost, more raw material consumption, high cost and difficult replacement in maintenance.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a novel aerial [ insulated ] cable, through the weight that alleviates basic unit and protection fixed bed, can reduce the cost of transportation, practice thrift raw and other materials, reduce cost, and four protection fixed beds splice fixedly in proper order, change easily in the time of the maintenance to solve among the prior art because the inside conductor of most aerial [ insulated ] cables is less, and weight is heavier, lead to the cost of transportation higher, raw and other materials consume much, with high costs, and the maintenance is difficult to the problem of changing.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a novel overhead cable comprises a base layer, wherein four protective fixing layers are fixedly sleeved at the outer end of the base layer, a clamping strip is fixedly arranged on one side of each protective fixing layer, a clamping groove is fixedly formed in the other side of each protective fixing layer, the four protective fixing layers are sequentially clamped and fixed to form a circle, fan-shaped fixing hole grooves are formed in the four protective fixing layers, a plurality of conductors are fixedly arranged in the fan-shaped fixing hole grooves, insulating layers are sleeved at the outer ends of the conductors, a plurality of triangular holes are formed in the four fan-shaped fixing hole grooves, the triangular holes are dispersed at the outer ends of the fan-shaped fixing hole grooves, and heat insulating layers are fixedly arranged at the outer ends of the four protective fixing layers, the heat insulation layer is fixedly provided with a corrosion-resistant layer at the outer end, the corrosion-resistant layer is fixedly provided with a wear-resistant layer at the outer end, and a waterproof layer is fixedly provided at the outer end of the wear-resistant layer.
Furthermore, a round hole is formed in the base layer.
Further, the base layer and the protective fixing layer are made of butadiene rubber materials.
Further, the heat insulation layer is made of heat insulation cotton materials.
Further, the corrosion-resistant layer is made of a polytetrafluoroethylene resin material.
Further, the wear-resistant layer is made of a nitrile rubber material.
Further, the waterproof layer is made of waterproof rubber materials.
Further, the conductor is made of an aluminum core material, and the insulating layer is made of a cross-linked polyethylene material.
The embodiment of the utility model provides a have following advantage:
the utility model discloses a protection fixed bed splices together in proper order, adopt viscidity glue to fix between every joint strip and the joint groove, at the fixed a plurality of conductors of every fan-shaped fixed orifices inslot portion, support each other between a plurality of conductors, fix in proper order at fan-shaped fixed orifices inslot portion, a plurality of triangle-shaped holes have been seted up on the protection fixed bed, with this weight that can alleviate the protection fixed bed, four inside fixed basic units that are equipped with of protection fixed bed, and the inside round hole of having seted up of basic unit, the round hole can reduce the weight of basic unit, compared with the prior art, light weight, can reduce the cost of transportation, and save raw and other materials, and four protection fixed beds are spliced in proper order fixedly, change easily in the maintenance.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic view of the overall structure provided by the present invention;
fig. 2 is a cross-sectional view of the protective fixing layer provided by the present invention;
in the figure: the heat-insulation board comprises a base layer 1, a circular hole 2, a protective fixing layer 3, a leaf-shaped fixing hole groove 4, a triangular hole 5, a clamping strip 6, a clamping groove 7, a conductor 8, an insulating layer 9, a heat-insulation layer 10, a corrosion-resistant layer 11, a wear-resistant layer 12 and a waterproof layer 13.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached drawings 1-2 of the specification, the novel overhead cable of the embodiment comprises a base layer 1, four protective fixing layers 3 are fixedly sleeved at the outer end of the base layer 1, a clamping strip 6 is fixedly arranged at one side of each of the four protective fixing layers 3, clamping grooves 7 are fixedly arranged at the other side of each of the four protective fixing layers 3, the four protective fixing layers 3 are sequentially clamped and fixed to form a circle, fan-shaped fixing hole grooves 4 are formed in the four protective fixing layers 3, a plurality of conductors 8 are fixedly arranged in the four fan-shaped fixing hole grooves 4, insulating layers 9 are sleeved at the outer ends of the plurality of conductors 8, a plurality of triangular holes 5 are formed in the four fan-shaped fixing hole grooves 4, the plurality of triangular holes 5 are dispersed at the outer ends of the fan-shaped fixing hole grooves 4, and heat insulating layers 10 are fixedly arranged at the outer ends of the four protective fixing layers 3, the outer end of the thermal insulation layer 10 is fixedly provided with a corrosion-resistant layer 11, the outer end of the corrosion-resistant layer 11 is fixedly provided with a wear-resistant layer 12, and the outer end of the wear-resistant layer 12 is fixedly provided with a waterproof layer 13.
Further, the round hole 2 is formed in the base layer 1, so that the weight of the base layer 1 can be reduced, raw materials of the base layer 1 are saved, and the transportation cost is reduced.
Further, the base layer 1 and the protective fixing layer 3 are made of butadiene rubber material, the butadiene rubber is synthetic rubber with a regular structure formed by polymerizing butadiene, and the rubber has particularly excellent cold resistance, wear resistance and elasticity after vulcanization, generates little heat under dynamic load, has good aging resistance and plays a role in fixing the conductor 8.
Furthermore, the heat insulation layer 10 is made of heat insulation cotton material, and the heat insulation cotton material has the characteristics of high temperature resistance, difficult combustion, low heat conductivity coefficient and the like, can play a good heat insulation role, and avoids the influence on data transmission due to high external temperature.
Furthermore, the corrosion-resistant layer 11 is made of a polytetrafluoroethylene resin material, the polytetrafluoroethylene resin material is white wax-like, semitransparent, heat-resistant and cold-resistant, can be used at-180-260 ℃ for a long time, has the characteristics of acid resistance, alkali resistance and various organic solvents resistance, is almost insoluble in all solvents, and meanwhile, the polytetrafluoroethylene has the characteristic of high temperature resistance and extremely low friction coefficient, most cables need to be in an external environment, and the corrosion-resistant layer 11 can play a good role in protecting the conductor 8, so that the situations of long-time use, cable corrosion, cable aging, electric leakage and the like are avoided.
Furthermore, the wear-resistant layer 12 is made of a nitrile rubber material, and the nitrile rubber is mainly produced by a low-temperature emulsion polymerization method, so that the oil resistance is excellent, the wear resistance is high, and the wear resistance is durable.
Further, the waterproof layer 13 is made of waterproof rubber material, and the waterproof rubber material can play a good waterproof role.
Furthermore, the conductor 8 is made of an aluminum core material, the aluminum core material is high in electric conductivity, high in mechanical strength, strong in oxidation resistance and corrosion resistance and high in cost performance, the insulating layer 9 is made of a cross-linked polyethylene material, and the cross-linked polyethylene material has excellent dielectric property, good heat resistance and high mechanical strength and can play a good insulating role.
The implementation scenario is specifically as follows: four protection fixing layers 3 are spliced together in sequence, each clamping strip 6 and each clamping groove 7 are fixed by using viscous glue, a plurality of conductors 8 are fixed in each fan-shaped fixing hole groove 4, the plurality of conductors 8 are mutually supported and are fixed in the fan-shaped fixing hole grooves 4 in sequence, the outer ends of the plurality of conductors 8 are sleeved with insulating layers 9, the insulating layers 9 have excellent dielectric property, good heat resistance and high mechanical strength, and can play a good insulating role, the protection fixing layers 3 are provided with a plurality of triangular holes 5, so that the weight of the protection fixing layers 3 can be reduced, the raw materials of the protection fixing layers 3 are saved, the transportation cost is reduced, base layers 1 are fixedly arranged in the four protection fixing layers 3, the base layers 1 play a role of fixing the four protection fixing layers 3, so that the four protection fixing layers 3 are fixed on the same object, and the four protection fixing layers 3 are prevented from moving and dislocation, and basic unit 1 is inside to be seted up round hole 2, and round hole 2 can reduce basic unit 1's weight, practices thrift basic unit 1's raw and other materials, reduces the cost of transportation, and butadiene rubber is the regular synthetic rubber of structure that is formed by butadiene polymerization, and its cold resistance, wearability and elasticity are excellent very much after the vulcanization, and it is few to generate heat under the dynamic load, and ageing resistance is still good, the utility model discloses weight is lighter, can reduce the cost of transportation, practices thrift raw and other materials, and four protection fixed beds 3 are concatenation fixed in proper order, change easily in the time of maintenance, and this embodiment has specifically solved the inside conductor of most overhead cables among the prior art less, and weight is heavier, and the cost of transportation is higher, and raw and other materials consume many, and is with high costs, and the problem that the maintenance is.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (8)
1. A novel aerial cable comprises a base layer (1), and is characterized in that: the outer end of the base layer (1) is fixedly sleeved with four protective fixing layers (3), one side of each protective fixing layer (3) is fixedly provided with a clamping strip (6), the other side of each protective fixing layer (3) is fixedly provided with a clamping groove (7), the four protective fixing layers (3) are sequentially clamped and fixed to form a circle, the four protective fixing layers (3) are internally provided with fan-shaped fixing hole grooves (4), the four fan-shaped fixing hole grooves (4) are internally and fixedly provided with a plurality of conductors (8), the outer ends of the plurality of conductors (8) are sleeved with insulating layers (9), the four fan-shaped fixing hole grooves (4) are internally provided with a plurality of triangular holes (5), the plurality of triangular holes (5) are dispersed at the outer ends of the fan-shaped fixing hole grooves (4), the outer ends of the four protective fixing layers (3) are fixedly provided with heat insulation layers (10), the outer end of the thermal insulation layer (10) is fixedly provided with a corrosion-resistant layer (11), the outer end of the corrosion-resistant layer (11) is fixedly provided with a wear-resistant layer (12), and the outer end of the wear-resistant layer (12) is fixedly provided with a waterproof layer (13).
2. The novel overhead cable of claim 1, wherein: the base layer (1) is internally provided with a round hole (2).
3. The novel overhead cable of claim 1, wherein: the base layer (1) and the protective fixing layer (3) are made of butadiene rubber materials.
4. The novel overhead cable of claim 1, wherein: the heat insulation layer (10) is made of heat insulation cotton materials.
5. The novel overhead cable of claim 1, wherein: the corrosion-resistant layer (11) is made of a polytetrafluoroethylene resin material.
6. The novel overhead cable of claim 1, wherein: the wear-resistant layer (12) is made of a nitrile rubber material.
7. The novel overhead cable of claim 1, wherein: the waterproof layer (13) is made of waterproof rubber materials.
8. The novel overhead cable of claim 1, wherein: the conductor (8) is made of an aluminum core material, and the insulating layer (9) is made of a cross-linked polyethylene material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021585774.2U CN212874136U (en) | 2020-08-04 | 2020-08-04 | Novel overhead cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021585774.2U CN212874136U (en) | 2020-08-04 | 2020-08-04 | Novel overhead cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212874136U true CN212874136U (en) | 2021-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021585774.2U Active CN212874136U (en) | 2020-08-04 | 2020-08-04 | Novel overhead cable |
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| Country | Link |
|---|---|
| CN (1) | CN212874136U (en) |
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2020
- 2020-08-04 CN CN202021585774.2U patent/CN212874136U/en active Active
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