CN112309629B - Flexible structure heat dissipation cable - Google Patents
Flexible structure heat dissipation cable Download PDFInfo
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- CN112309629B CN112309629B CN202011307485.0A CN202011307485A CN112309629B CN 112309629 B CN112309629 B CN 112309629B CN 202011307485 A CN202011307485 A CN 202011307485A CN 112309629 B CN112309629 B CN 112309629B
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- insulating
- heat dissipation
- flexible
- layer
- dissipation cable
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/006—Constructional features relating to the conductors
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Abstract
The invention belongs to the technical field of power cables, and discloses a heat dissipation cable with a soft structure, which is provided with a cushion layer and a plurality of flexible power components; the flexible power component is characterized by comprising an insulating layer and a conductor positioned in the insulating layer, wherein the insulating layer comprises a first insulating part and a second insulating part which are connected into a whole, the first insulating part is straight, the second insulating part is spirally bent and is wound towards one side of the outside of the first insulating part, the conductor is in a lath shape or a net shape, the other end of the first insulating part is combined on the outer surface of the cushion layer, and all the flexible power components are distributed along the outer surface of the cushion layer. The invention has the following main beneficial effects: the structure is simple, the manufacture is easy, the heat dissipation effect is better, the material consumption is less, the product weight is less, and the cost is lower.
Description
Technical Field
The invention belongs to the technical field of power cables, and particularly relates to a heat dissipation cable with a soft structure.
Background
The excellent heat dissipation effect of the cable can reduce the usage amount of the insulating material, reduce the sectional area of the conductor required when the same temperature is reached under the same current-carrying capacity, reduce the insulation thickness of the insulating material, and the like, i.e., reduce the cost and enhance the competitiveness of the product, so that the cable with the heat dissipation structure is continuously researched and developed in the industry, and the following documents make beneficial contribution to the heat dissipation performance.
CN111722337A discloses an optical cable with flexible connecting components, which has a cable core, a first protective layer located outside the cable core, and a sheath layer located outside the first protective layer, wherein the cable core is internally provided with a central reinforcement, a cushion layer, a plurality of loose tubes, and optical fibers are arranged in the loose tubes; the cable core is characterized in that the cable core is also provided with a plurality of flexible connecting parts, the cushion layer covers the central reinforcing part, each loose tube is attached to the outer surface of the cushion layer, one end of each flexible connecting part is connected to one loose tube, the other end of each flexible connecting part is connected to the outer surface of the cushion layer, and all the flexible connecting parts are distributed in the same rotating direction; the outermost portions of all loose tubes are on the same cylindrical surface. The loose tube is attached to the cushion layer in a flexible connection part leading-out mode, so that the loose tube is easy to peel and free of twisting, the diameter is reduced, and the cost is reduced.
CN111856675A discloses a coiled optical cable, which has more than four coiling units and light transmission components; the winding device is characterized in that the winding units comprise upper/lower surfaces, first/second right side surfaces and left side surfaces, the left side surfaces are connected with the upper surfaces, the included angle between the upper surfaces and the first right side surfaces is alpha, the included angle between the lower surfaces and the second right side surfaces is beta, and alpha =360/n degrees, all the winding units are wound into a closed structure, an accommodating cavity is formed inside the winding units, the upper surface of the next winding unit is tightly attached to the first right side surface of the previous winding unit, the left side surface of the next winding unit is tightly attached to the second right side surface of the previous winding unit, and the included angle of the next winding unit is tightly attached to the included angle of the previous winding unit; the light transmission component is positioned in the accommodating cavity. Which enables the manufacture of the cable by winding.
However, how to achieve effective heat dissipation of a cable having a flexible structure, how to make the structure simpler, and how to manufacture the cable more quickly, needs to be further improved.
Disclosure of Invention
In order to solve the above problems, the present invention discloses a heat dissipation cable with a flexible structure, which is implemented by the following technical solutions.
A heat dissipation cable with a soft structure is provided with a cushion layer and a plurality of flexible power components; the flexible power component is characterized by comprising an insulating layer and a conductor positioned in the insulating layer, wherein the insulating layer comprises a first insulating part and a second insulating part which are connected into a whole, the first insulating part is straight, the second insulating part is spirally bent and is wound towards one side of the outside of the first insulating part, the conductor is in a lath shape or a net shape, the other end of the first insulating part is combined on the outer surface of the cushion layer, and all the flexible power components are distributed along the outer surface of the cushion layer.
A heat dissipation cable with a soft structure is provided with a cushion layer, a plurality of flexible power components and a protective layer; the flexible power component is characterized by comprising an insulating layer and a conductor positioned in the insulating layer, wherein the insulating layer comprises a first insulating component and a second insulating component which are connected into a whole, the first insulating component is straight, the second insulating component is spirally bent and wound towards one side of the outside of the first insulating component, the conductor is in a lath shape or a net shape, the other end of the first insulating component is combined on the outer surface of the cushion layer, all the flexible power components are distributed along the outer surface of the cushion layer, and the protective layer is positioned outside all the flexible power components.
A heat dissipation cable with a soft structure comprises a cushion layer, a plurality of flexible power components, a protective layer and an outer sheath; the flexible power component is characterized by comprising an insulating layer and a conductor positioned in the insulating layer, wherein the insulating layer comprises a first insulating component and a second insulating component which are connected into a whole, the first insulating component is straight, the second insulating component is spirally bent and wound towards one side of the outside of the first insulating component, the conductor is in a lath shape or a net shape, the other end of the first insulating component is combined on the outer surface of the cushion layer, all the flexible power components are distributed along the outer surface of the cushion layer, the protective layer is positioned outside all the flexible power components, and the outer sheath is positioned outside the protective layer.
The heat dissipation cable with the soft structure is characterized in that the cushion layer is internally provided with a reinforcing piece or a cavity.
The heat dissipation cable with the soft structure is characterized in that all the flexible power components are symmetrically distributed outside the cushion layer.
The heat dissipation cable with the flexible structure is characterized in that the axial plane of the first insulating part of the flexible power part passes through the axis of the reinforcing part.
The heat dissipation cable with the flexible structure is characterized in that the second insulating part of the flexible power part is not in contact with the outer surface of the cushion layer.
The heat dissipation cable with the flexible structure is characterized in that the spiral of the second insulating component has more than one turn.
The heat dissipation cable with the flexible structure is characterized in that in the spiral of the second insulating component, adjacent layers are attached or gaps are formed between the adjacent layers.
The heat dissipation cable with the flexible structure is characterized in that adjacent flexible power components are not in contact with each other.
The flexible structure heat dissipation cable is characterized in that the cross section of the flexible structure heat dissipation cable is clockwise, and the second insulating part is positioned on the left side of the first insulating part in each flexible power part; or the second insulating member is located on the right side of the first insulating member in each of the flexible power members.
The heat dissipation cable with the flexible structure is characterized in that the conductor is made of copper or aluminum or an alloy.
The heat dissipation cable with the soft structure is characterized in that the conductor is formed by casting or drawing or is formed by weaving a plurality of thin conductor wires.
The heat dissipation cable with the flexible structure is characterized in that the insulating layer is integrally formed.
The heat dissipation cable with the flexible structure is characterized in that the insulating layer is made of plastic.
The heat dissipation cable with the soft structure is characterized in that the reinforcing member is made of copper, steel, iron, glass fiber reinforced plastic or aramid yarn.
The heat dissipation cable with the soft structure is characterized in that the cushion layer is made of plastic.
The heat dissipation cable with the flexible structure is characterized in that the protective layer is made of plastic, a water blocking tape, non-woven fabric, a glass fiber tape, a mica tape, an aluminum tape with an aluminum material, or a steel tape or a copper tape with a steel material.
The heat dissipation cable with the flexible structure is characterized in that the outer sheath is made of plastic.
The invention has the following main beneficial effects: the structure is simple, the manufacture is easy, the heat dissipation effect is better, the material consumption is less, the product weight is less, and the cost is lower.
Drawings
Fig. 1 is a schematic perspective view of a dissected segment of the example 1.
Fig. 2 is an enlarged cross-sectional structure diagram of fig. 1.
Fig. 3 is a schematic perspective view of a section of an anatomical flexible power member for use in the present application.
Fig. 4 is an enlarged cross-sectional view of fig. 3.
Fig. 5 is a schematic perspective view of a dissected segment of the example 2.
Fig. 6 is an enlarged cross-sectional view of fig. 5.
Fig. 7 is a schematic perspective view of a dissected segment of the example 3.
Fig. 8 is an enlarged cross-sectional view of fig. 7.
In order that those skilled in the art will more accurately and clearly understand and practice the present application, reference is now made to the following descriptions taken in conjunction with the accompanying drawings, in which: 1-conductor, 2-insulating layer, 3-reinforcer, 4-bed course, 5-protective layer, 6-oversheath, 21-first insulating part, 22-second insulating part.
Detailed Description
Examples 1
Referring to fig. 1 to 4, a heat dissipation cable with a flexible structure includes a reinforcement 3, a cushion layer 4 covering the reinforcement, and six flexible power components; the flexible power component is characterized by comprising an insulating layer 2 and a conductor 1 positioned in the insulating layer, wherein the insulating layer is composed of a first insulating part 21 and a second insulating part 22 which are connected into a whole, the first insulating part is straight, the second insulating part is spirally bent and is wound towards one side of the outer part of the first insulating part, the conductor is in a strip shape or a net shape, the other end of the first insulating part is combined on the outer surface of a cushion layer, and the six flexible power parts are distributed along the outer surface of the cushion layer.
EXAMPLES example 2
Referring to fig. 5 and 6 and fig. 1 to 4, a heat dissipation cable with a flexible structure includes a reinforcement 3, a cushion layer 4 covering the reinforcement, six flexible power components, and a protective layer 5; the flexible power component is characterized by comprising an insulating layer 2 and a conductor 1 positioned in the insulating layer, wherein the insulating layer is composed of a first insulating part 21 and a second insulating part 22 which are connected into a whole, the first insulating part is straight, the second insulating part is spirally bent and wound towards one side of the outside of the first insulating part, the conductor is in a strip shape or a net shape, the other end of the first insulating part is combined on the outer surface of a cushion layer, six flexible power parts are distributed along the outer surface of the cushion layer, and a protective layer is positioned outside all the flexible power parts.
EXAMPLE 3
Referring to fig. 7 and 8 and fig. 1 to 6, a heat dissipation cable with a flexible structure includes a reinforcement 3, a cushion layer 4 covering the reinforcement, six flexible power components, a protective layer 5, and an outer sheath 6; the flexible power component is characterized by comprising an insulating layer 2 and a conductor 1 positioned in the insulating layer, wherein the insulating layer is composed of a first insulating component 21 and a second insulating component 22 which are connected into a whole, the first insulating component is straight, the second insulating component is spirally bent and wound towards one side of the outside of the first insulating component, the conductor is in a strip shape or a net shape, the other end of the first insulating component is combined on the outer surface of the cushion layer, the six flexible power components are distributed along the outer surface of the cushion layer, the protective layer is positioned outside all the flexible power components, and the outer sheath is positioned outside the protective layer.
In this embodiment, at least one intermediate protective layer may be further disposed between the protective layer and the outer sheath.
In any of the above embodiments, the number of the flexible power components may be other multiple, and all the flexible power components are symmetrically distributed outside the cushion layer.
In any of the above embodiments, the axis plane of the first insulating member of the flexible electric power member passes through the axis of the reinforcing member.
In any of the above embodiments, the second insulating member of the flexible electric power member does not contact the outer surface of the mat layer.
In any of the above embodiments, the spiral of the second insulating member has more than one turn.
In any of the above embodiments, adjacent layers of the spiral of the second insulating member are adjacent to each other or have gaps therebetween.
In any of the above embodiments, adjacent flexible power components are not in contact with each other.
In any of the above embodiments, it is preferable that the cross section is in a clockwise direction, and the second insulating member is located on the left side of the first insulating member in each of the flexible power members; or the second insulating member is located on the right side of the first insulating member in each of the flexible power members.
The heat dissipation cable with the flexible structure is characterized in that the conductor is made of copper or aluminum or an alloy.
The heat dissipation cable with the soft structure is characterized in that the conductor is formed by casting or is formed by pulling plates or is formed by weaving a plurality of thin conductor wires.
A flexible construction heat dissipation cable as described herein, wherein the insulating layer is integrally formed.
The heat dissipation cable with the flexible structure is characterized in that the insulating layer is made of plastic.
The heat dissipation cable with the soft structure is characterized in that the reinforcing piece is made of copper or steel or iron or glass fiber reinforced plastic or aramid yarn.
The heat dissipation cable with the soft structure is characterized in that the cushion layer is made of plastic.
The heat dissipation cable with the soft structure is characterized in that the protective layer is made of plastic, a water blocking tape, non-woven fabric, a glass fiber tape, a mica tape, an aluminum tape with an aluminum material, a steel tape with a steel material or a copper tape.
The heat dissipation cable with the flexible structure is characterized in that the outer sheath is made of plastic.
In the present application, when the cushion layer has sufficient strength and hardness, the reinforcing member may be omitted, in which case the reinforcing member is a cavity.
In this application, when having the cavity, can lead to cold air or normal atmospheric temperature gas, take away more heats that the cable gived off.
In the present application, when the insulating layer is thick enough and the material is hard enough, the first insulating member can be supported upright, and the second insulating member can be supported in a plurality of helical bends.
In the application, the second insulating part is positioned outside, so that the heat dissipation effect is better; gaps are formed among the spirals of the second insulating part, so that the heat dissipation effect is further improved; the adjacent insulating layers are not contacted, so that the heat dissipation is faster; in the application, the conductor is different from a round or square or fan-shaped or oval structure in the prior art, and is in a strip shape or a net shape, so that the area of the conductor is enlarged, and heat can be dissipated more quickly. The drawing and widening conductor is not adopted in the prior art to be in a lath shape or a net shape to realize the inspiration and motivation of rapid heat dissipation, the diameter of the product is not increased and the opposite phase diameter is reduced while the drawing and widening are carried out, so that the material consumption is less and the cost is lower, and the drawing and widening in the prior art can not reduce other coating materials, lower the cost and reduce the outer diameter of the product; in the application, the flexible electric power component can be formed by extrusion molding, and has the advantages of high speed, low cost and high qualification rate of finished products; in the application, the flexible power component can be manufactured and then bonded or adhered to the cushion layer, or the cushion layer and the flexible power component can be extruded together. In the application, the insulating layer effectively supports the flexible conductor, so that the conductor cannot lie down or on the cushion layer, the product structure is more reliable, the product shape is stable, and the cable has enough flexibility; in the application, the conductor can be taken out by stripping on the insulating layer, the stripping is more convenient, and the conductor can be conveniently replaced by slightly cutting when the conductor is damaged.
The invention has the following main beneficial effects: the structure is simple, the manufacture is easy, the heat dissipation effect is better, the material consumption is less, the product weight is less, and the cost is lower.
The above-mentioned embodiments are merely preferred technical solutions of the present invention, and should not be construed as limiting the present invention. The protection scope of the present invention is defined by the claims, and includes equivalents of technical features of the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the invention.
Claims (10)
1. A heat dissipation cable with a soft structure is provided with a cushion layer (4) and a plurality of flexible power components; the flexible power component is characterized by comprising an insulating layer (2) and a conductor (1) positioned in the insulating layer, wherein the insulating layer is composed of a first insulating component (21) and a second insulating component (22) which are connected into a whole, the first insulating component is straight, the second insulating component is spirally bent and wound towards one side of the outer part of the first insulating component, the conductor is in a strip shape or a net shape, the other end of the first insulating component is combined on the outer surface of a cushion layer, and all the flexible power components are distributed along the outer surface of the cushion layer.
2. A flexible construction heat dissipation cable as defined in claim 1, further comprising a protective layer (5) disposed over all flexible power components.
3. A flexible construction heat dissipation cable as defined in claim 2, further comprising an outer jacket (6) disposed outside the protective layer.
4. A flexible construction heat dissipation cable as claimed in claim 1, 2 or 3, wherein the backing layer has strength members or cavities therein.
5. A flexible construction heat dissipation cable according to claim 4, wherein the axial plane of the first dielectric member of the flexible electrical component passes through the axis of the strength member.
6. A flexible construction heat dissipation cable according to claim 5, wherein the second insulating member of the flexible power member is not in contact with the outer surface of the backing layer; the spiral of the second insulating member has more than one turn.
7. A flexible construction heat dissipation cable according to claim 6, wherein in the spiral of the second insulating member, adjacent layers are adjacent or have gaps therebetween; adjacent flexible power components are not in contact with each other; the cross section of the flexible structure heat dissipation cable is clockwise, and the second insulating part is positioned on the left side of the first insulating part in each flexible power part; or the second insulating member is located on the right side of the first insulating member in each of the flexible power members.
8. A flexible construction heat dissipation cable according to claim 7, wherein said conductor is made of copper or aluminum or an alloy thereof.
9. A flexible construction heat dissipation cable according to claim 8, wherein said insulating layer is integrally formed.
10. A flexible construction heat dissipation cable as defined in claim 2 or claim 3, wherein the material of the insulating layer is plastic; the cushion layer is made of plastic; the protective layer is made of plastic or water-blocking tape or non-woven fabric or glass fiber tape or mica tape or aluminum tape with aluminum material or steel tape or copper tape with steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011307485.0A CN112309629B (en) | 2020-11-20 | 2020-11-20 | Flexible structure heat dissipation cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011307485.0A CN112309629B (en) | 2020-11-20 | 2020-11-20 | Flexible structure heat dissipation cable |
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| Publication Number | Publication Date |
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| CN112309629A CN112309629A (en) | 2021-02-02 |
| CN112309629B true CN112309629B (en) | 2022-04-12 |
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| CN202011307485.0A Active CN112309629B (en) | 2020-11-20 | 2020-11-20 | Flexible structure heat dissipation cable |
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| JP2016195485A (en) * | 2015-03-31 | 2016-11-17 | 昭和電線ケーブルシステム株式会社 | Terminal structure of superconducting cable |
| CN110415877A (en) * | 2019-08-10 | 2019-11-05 | 常熟白莲光电科技有限公司 | A kind of power cable that conductor length of rotation is variable |
| CN209912600U (en) * | 2019-08-10 | 2020-01-07 | 常熟白莲光电科技有限公司 | Power cable with rotating structure |
| CN111613370A (en) * | 2020-06-13 | 2020-09-01 | 国网湖北省电力有限公司黄石供电公司 | Energy-saving transmission cable |
| CN111722337A (en) * | 2020-08-02 | 2020-09-29 | 常熟虞星光电科技有限公司 | Optical cable with flexible connecting part, cable and photoelectric composite cable |
| CN211654347U (en) * | 2020-05-14 | 2020-10-09 | 国网湖北省电力有限公司十堰供电公司 | Overhead insulated conductor capable of preventing 10kV power line from being broken by lightning stroke |
| CN111856675A (en) * | 2020-08-24 | 2020-10-30 | 常熟高通智能装备有限公司 | Winding optical cable, cable and photoelectric composite cable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| AU2002316937A1 (en) * | 2002-05-31 | 2003-12-19 | Pirelli & C. S.P.A. | Current lead for superconducting apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016081844A1 (en) * | 2014-11-20 | 2016-05-26 | The Medical College Of Wisconsin, Inc. | High q-factor magnetic resonance imaging radio frequency coil device and methods |
| JP2016195485A (en) * | 2015-03-31 | 2016-11-17 | 昭和電線ケーブルシステム株式会社 | Terminal structure of superconducting cable |
| CN205335003U (en) * | 2016-01-13 | 2016-06-22 | 湖南盛世电线电缆有限公司 | Cable |
| CN110415877A (en) * | 2019-08-10 | 2019-11-05 | 常熟白莲光电科技有限公司 | A kind of power cable that conductor length of rotation is variable |
| CN209912600U (en) * | 2019-08-10 | 2020-01-07 | 常熟白莲光电科技有限公司 | Power cable with rotating structure |
| CN211654347U (en) * | 2020-05-14 | 2020-10-09 | 国网湖北省电力有限公司十堰供电公司 | Overhead insulated conductor capable of preventing 10kV power line from being broken by lightning stroke |
| CN111613370A (en) * | 2020-06-13 | 2020-09-01 | 国网湖北省电力有限公司黄石供电公司 | Energy-saving transmission cable |
| CN111722337A (en) * | 2020-08-02 | 2020-09-29 | 常熟虞星光电科技有限公司 | Optical cable with flexible connecting part, cable and photoelectric composite cable |
| CN111856675A (en) * | 2020-08-24 | 2020-10-30 | 常熟高通智能装备有限公司 | Winding optical cable, cable and photoelectric composite cable |
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| CN112309629A (en) | 2021-02-02 |
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Effective date of registration: 20220321 Address after: 436006 No.100, Fenghuang Road, Ezhou City, Hubei Province Applicant after: EZHOU POWER SUPPLY COMPANY, STATE GRID HUBEI ELECTRIC POWER CO. Address before: 215500 building 19, No.2 Zhuhai Road, Changfu street, Changshu City, Suzhou City, Jiangsu Province Applicant before: Changshu Shantong Power Technology Co.,Ltd. |
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Effective date of registration: 20220422 Address after: 436006 No.100, Fenghuang Road, Ezhou City, Hubei Province Patentee after: EZHOU POWER SUPPLY COMPANY, STATE GRID HUBEI ELECTRIC POWER CO. Patentee after: Changshu Shentong Power Technology Co., Ltd Address before: 436006 No.100, Fenghuang Road, Ezhou City, Hubei Province Patentee before: EZHOU POWER SUPPLY COMPANY, STATE GRID HUBEI ELECTRIC POWER CO. |