CN109449648A - A kind of high-altitude wiring device and its mode of connection - Google Patents
A kind of high-altitude wiring device and its mode of connection Download PDFInfo
- Publication number
- CN109449648A CN109449648A CN201811301146.4A CN201811301146A CN109449648A CN 109449648 A CN109449648 A CN 109449648A CN 201811301146 A CN201811301146 A CN 201811301146A CN 109449648 A CN109449648 A CN 109449648A
- Authority
- CN
- China
- Prior art keywords
- traction rope
- female connector
- pulley
- male connector
- hoist engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
Abstract
The invention discloses a kind of high-altitude wiring device and its mode of connection, it is related to high-altitude wiring technical field, including lifting device, male connector, female connector and traction rope, the lower end of male connector and female connector is equipped with pulley, tail end is equipped with the interconnecting piece for connecting electric wire, the upper end of lifting device is set there are two fixed pulley and hoist engine, one end of traction rope is connected to hoist engine, and the other end is removably attachable to lifting device after successively bypassing wherein a fixed pulley, the pulley of female connector, the pulley of male connector, another fixed pulley.Beneficial effects of the present invention: male and female connector is fixedly installed to the fracture end of two economize on electricity lines respectively, it is being cooperated using hoist engine, lifting device and traction rope that male and female connector is close to each other in the process of lifting, until being mutually butted, to which two economize on electricity lines be reconnected, it is strong with automation, it is easy to operate, it is not necessarily to artificial high altitude operation, the advantages that maintenance cost is low, high-efficient.
Description
Technical field
The present invention relates to high-altitude wiring technical field, more specifically a kind of high-altitude wiring device and its mode of connection.
Background technique
The transmission line of electricity of long term distance, especially high-tension bus-bar, be usually all by multiple spaced electric poles or
Person's pylon is laid on high-altitude.As shown in figure 5, after current way is usually powered off, staff is climbed when there is electric wire fracture
Perhaps electric wire is removed both ends electric pole or pylon nearest at breakpoint again and lays a Duan Xin again upper electric pole by pylon
Electric wire, and will be newly wired on old wire on electric pole or pylon.The above-mentioned mode of connection has the following problems: needs
Multiple staff cooperate, and part staff need to climb up electric pole or pylon carries out high altitude operation, risk compared with
Height, and maintenance time is longer, higher cost.
Summary of the invention
The present invention provides a kind of high-altitude wiring device, it is therefore intended that solves the above problem of the existing technology.
The present invention adopts the following technical scheme:
A kind of high-altitude wiring device, including lifting device, male connector, female connector, traction rope and hoist engine, the public connection
The lower end of head and female connector is equipped with pulley, and tail end is equipped with the interconnecting piece for connecting electric wire, the lifting device it is upper
End is set there are two fixed pulley and the hoist engine, and one end of the traction rope is connected to the spool of the hoist engine, the other end according to
It is secondary around being removably attachable to institute after wherein a fixed pulley, the pulley of female connector, the pulley of male connector, another fixed pulley
State lifting device.
Further, the front end of the female connector is equipped with a blind hole, is equipped with a plurality of card slots, the public affairs in the side wall of blind hole
Connector is equipped with a plurality of cylinders being distributed in a ring, and the free end of each cylinder is equipped with and matches with the card slot
Hook portion.
Further, it is installed with to the blind hole inner slidable convex shape sliding block, and in blind via bottom and convex shape sliding block
Between be equipped with spring；The side wall of convex shape sliding block is equipped with mounting groove, telescopic in the mounting groove to be installed with a positioning pin and match
Equipped with reset spring, the side wall of blind hole is equipped with the location hole matched with positioning pin；The lateral wall of the female connector is articulated with
One lever, one end of the lever extend in a wherein card slot, and the other end extends to positioning hole.
Further, the lower end of the male connector and female connector is equipped with the guide pipe for wearing traction rope.
Further, the interconnecting piece is connection ring.
Further, the lifting device is electric lifting platform.
A kind of mode of connection using above-mentioned high-altitude wiring device, comprising the following steps: (1) high-altitude wiring device is mobile
To the lower section of electric wire breaking point；(2) fracture end of wherein one economize on electricity line is connected to the interconnecting piece of male connector, another economize on electricity line
Fracture end be connected to the interconnecting piece of female connector；(3) one end of traction rope is fixed and is wound on the spool of hoist engine, will lead
It the free end of messenger can after successively bypassing wherein a fixed pulley, the pulley of male connector, the pulley of female connector, another fixed pulley
Releasably it is connected to lifting device；(4) starting hoist engine winds traction rope, and traction rope and two economize on electricity lines is made to be in tension:
(5) start lifting device, be lifted two fixed pulleys, while hoist engine continues to wind traction rope, traction rope and two is made to economize on electricity the line beginning
It is in tension eventually；(6) hoist engine winds traction rope, until male connector and female connector are connected to each other；(7) by lifting device
Drop to lowest part, while hoist engine releases traction rope: (8) dismantle one end that traction rope is connected to lifting device, and by rolling up
It raises machine and winds traction rope completely.
Further, in the step (6), when male connector and female connector close to each other, a plurality of cylinders are because of hook portion
The inner wall of front end and blind hole is inconsistent and elastic deformation occurs, and the central axis towards male connector is bent；To hook portion and card slot phase
When alignment, a plurality of cylinders restore to the original state automatically, and hook portion is made to be embedded in card slot, so that male connector and female connector are mutual
It connects and fixes.
Further, when hook portion is embedded in card slot, hook portion releases one end of lever out of card slot, therefore lever occurs to turn
It is dynamic, release the other end of lever positioning pin from location hole；At this point, convex shape sliding block is moved forward by the effect of spring, make
The front end of convex shape sliding block is moved to the centre of a plurality of cylinders, and the side wall of the side wall of convex shape sliding block and a plurality of cylinders
It is inconsistent.
By the above-mentioned description to structure of the invention it is found that compared to the prior art, the medicine have the advantages that
The present invention includes lifting device, male connector, female connector and traction rope, and the lower end of male connector and female connector is all provided with
There is a pulley, tail end is equipped with the interconnecting piece for connecting electric wire, and the upper end of lifting device sets that there are two fixed pulley and hoist engines, leads
One end of messenger is connected to hoist engine, the other end successively bypass a wherein fixed pulley, the pulley of female connector, male connector cunning
Lifting device is removably attachable to after wheel, another fixed pulley.Male and female connector is fixedly installed to two economize on electricitys by the present invention respectively
The fracture end of line is cooperating the process by male and female connector in lifting mutually to lean on using hoist engine, lifting device and traction rope
Closely, until being mutually butted, so that two economize on electricity lines are reconnected, it is strong with automation, it is easy to operate, without artificial height
The advantages that idle job, maintenance cost is low, high-efficient, is connected firmly.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of female connector.
Fig. 3 is the structural schematic diagram of male connector.
Fig. 4 is status diagram when female connector and male connector are connected to each other.
Fig. 5 is the schematic diagram of electric wire fracture.
Specific embodiment
Illustrate a specific embodiment of the invention with reference to the accompanying drawings.
Referring to figs. 1 to Fig. 4, a kind of high-altitude wiring device, including lifting device 1, male connector 2, female connector 3, traction
Rope 4 and hoist engine 5.The lower end of male connector 2 and female connector 3 is equipped with pulley 61, and tail end is equipped with for connecting electric wire a's
Interconnecting piece 62.The upper end of lifting device 1 is set there are two fixed pulley 5 and hoist engine 5.One end of traction rope 4 is connected to hoist engine 5
Spool, the other end successively bypass a wherein fixed pulley 7, the pulley 61 of female connector 3, male connector 4 pulley 61, another determine cunning
Lifting device 1 is removably attachable to after wheel 7.
Referring to figs. 1 to Fig. 4, the front end of female connector 3 is equipped with a blind hole 30, is equipped with a plurality of card slots in the side wall of blind hole 30
301.Preferably, the quantity of card slot 301 is four, and is evenly distributed in blind hole 30.Male connector 2 is equipped with plural number
A cylinder 21 being distributed in a ring, and the free end of each cylinder 21 is equipped with the hook portion 211 matched with card slot 301.Make
For preferred embodiment, the quantity of cylinder 21 is four, and uniformly annular is distributed in male connector 2.
Referring to figs. 1 to Fig. 4, in addition, the inside of blind hole 30 is also slideably installed with convex shape sliding block 31, and in blind hole 30
Bottom and convex shape sliding block 31 between be equipped with spring 32.The side wall of convex shape sliding block 31 is equipped with mounting groove 310, the mounting groove
It is telescopic in 310 to be installed with a positioning pin 311 and be equipped with reset spring 312.The side wall of blind hole 30 is equipped with and positioning pin 311
The location hole 302 matched.The lateral wall of female connector 3 cooperates pin shaft to be articulated with a lever 34, the lever by pin joint seat 33
34 one end extends in a wherein card slot 301, and the other end extends in location hole 302.
Referring to figs. 1 to Fig. 4, in order to which male connector 2 and female connector 3 can more accurately be docked, 2 He of male connector
The lower end of female connector 3 is equipped with the guide pipe 63 for wearing traction rope 4.Guide pipe 63 to a certain extent can also be to avoid
It is detached between traction rope 4 and pulley 61.
Referring to figs. 1 to Fig. 4, preferably, interconnecting piece 62 is connection ring.The fracture end of electric wire a passes through Fastener
Mode is connected to above-mentioned connection ring, can also be using other more firm modes of connection in the prior art.Certainly, male connector
2, the specific connection type between female connector 3 and electric wire a is not limited thereto, and can be referred to and be used for reference wire body in the prior art
Other connection types between other solids.Since wiring construction needs to use up the electric wire a of certain length, even in order to avoid public affairs
Connector 2 and female connector 3 are unable to complete docking because the distance of two electric wire a falls short of, and can increase public connection in design
First 2 and female connector 3 length, or even an extended line can be connected with the fracture end of electric wire a wherein, then by the extension
Line is connected on male connector 2 or female connector 3.
Referring to figs. 1 to Fig. 4, preferably, lifting device 1 is electric lifting platform.For the ease of moving and fixing,
The bottom of electric lifting platform is equipped with away wheel 11, and is equipped with liftably support leg 12 in each edge.Hoist engine 5 is fixedly mounted on
The platen 13 of electric lifting platform, 13 mounting rack 14 of table top, two fixed pulleys 7 are by pin joint seat setting close to each other in mounting rack
On 14, the free end of traction rope 4 is detachably connected in connection ring set by mounting rack 14 by way of knotting.When
So, the specific connection type between the free end of traction rope 4 and mounting rack 14 is not limited thereto, and can be referred to and be used for reference existing
Other connection types in technology between wire body and other solids.
Referring to figs. 1 to Fig. 4, a kind of mode of connection using above-mentioned high-altitude wiring device, comprising the following steps: (1) will be upper
State lower section and fixation that high-altitude wiring device is moved to electric wire breaking point；(2) fracture end of wherein one economize on electricity line a is connected to public affairs
The fracture end of the interconnecting piece 62 of connector 2, another economize on electricity line a is connected to the interconnecting piece 62 of female connector 3；(3) the one of traction rope 4
End is fixed and is wound on the spool of hoist engine 5, and the free end of traction rope 5 is successively bypassed wherein a fixed pulley 7, male connector
Lifting device 1 is removably attachable to after 2 pulley 61, the pulley 61 of female connector 3, another fixed pulley 7；(4) start elevator
Machine 5 winds traction rope 4, and so that traction rope 4 and two economize on electricity line a is in tension: (5) start lifting device 1, and lifting two fixed sliding
Wheel 7, while hoist engine 5 continues to wind traction rope 4, and traction rope 4 and two economize on electricity line a is made to be in tension always；(6) hoist engine
5 winding traction ropes 4, until male connector 2 and female connector 3 are connected to each other；(7) lifting device 1 is dropped into lowest part, rolled up simultaneously
Raise machine 5 and release traction rope 4:(8) one end that traction rope 4 is connected to lifting device 1 is dismantled, and led by the winding completely of hoist engine 5
Messenger 4.(9) male connector 2 and female connector 3 are made by conductive material, and when power grid is powered again, electric energy can be from
One economize on electricity line a is delivered to another economize on electricity line a by male connector 2 and female connector 3, realizes the conveying of electric energy.
Referring to figs. 1 to Fig. 4, specifically, in above-mentioned steps (6), when male connector 2 and female connector 3 close to each other, plural number
Because the inner wall of the front end of hook portion 211 and blind hole 30 is inconsistent elastic deformation occurs for a cylinder 21, towards the central axis of male connector 2
Place's bending；When hook portion 211 and card slot 301 align, a plurality of cylinders 21 restore to the original state automatically, and make the insertion card of hook portion 211
Slot 301, so that male connector 2 and female connector 3 are connected with each other and fix.When hook portion 211 is embedded in card slot 301, wherein
One hook portion 211 releases one end of lever 34 out of card slot 301, therefore lever 34 rotates, and makes the other end of lever 34 will
Positioning pin 311 is released from location hole 302, unlocks convex shape sliding block 31；At this point, effect court of the convex shape sliding block 31 by spring 32
Preceding movement makes the front end of convex shape sliding block 31 be moved to the centre of a plurality of cylinders 21, and the side wall of convex shape sliding block 31 with
The side wall of a plurality of cylinders 21 is inconsistent, and hook portion 211 is avoided to be mutually disengaged with card slot 34.
The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited to this, all to utilize this
Design makes a non-material change to the present invention, and should all belong to behavior that violates the scope of protection of the present invention.
Claims (9)
1. a kind of high-altitude wiring device, it is characterised in that: including lifting device, male connector, female connector, traction rope and elevator
The lower end of machine, the male connector and female connector is equipped with pulley, and tail end is equipped with the interconnecting piece for connecting electric wire, described
The upper end of lifting device is set there are two fixed pulley and the hoist engine, and one end of the traction rope is connected to the volume of the hoist engine
Axis, the other end successively bypass removable after wherein a fixed pulley, the pulley of female connector, the pulley of male connector, another fixed pulley
It is connected to the lifting device with unloading.
2. a kind of high-altitude wiring device according to claim 1, it is characterised in that: the front end of the female connector is equipped with one
Blind hole is equipped with a plurality of card slots in the side wall of blind hole, and the male connector is equipped with a plurality of cylinders being distributed in a ring, and every
The free end of a cylinder is equipped with the hook portion matched with the card slot.
3. a kind of high-altitude wiring device according to claim 2, it is characterised in that: install to the blind hole inner slidable
There is convex shape sliding block, and is equipped with spring between blind via bottom and convex shape sliding block；The side wall of convex shape sliding block is equipped with mounting groove,
Telescopic in the mounting groove to be installed with a positioning pin and be equipped with reset spring, the side wall of blind hole is equipped with to be matched with positioning pin
Location hole；The lateral wall of the female connector is articulated with a lever, and one end of the lever extends in a wherein card slot,
The other end extends to positioning hole.
4. a kind of high-altitude wiring device according to claim 1, it is characterised in that: the male connector and female connector
Lower end is equipped with the guide pipe for wearing traction rope.
5. a kind of high-altitude wiring device according to claim 1, it is characterised in that: the interconnecting piece is connection ring.
6. a kind of high-altitude wiring device according to claim 1, it is characterised in that: the lifting device is electric up-down
Platform.
7. a kind of mode of connection using high-altitude wiring device as claimed in claim 3, which comprises the following steps:
(1) high-altitude wiring device is moved to the lower section of electric wire breaking point；(2) fracture end of wherein one economize on electricity line is connected to public connection
The fracture end of the interconnecting piece of head, another economize on electricity line is connected to the interconnecting piece of female connector；(3) one end of traction rope is fixed and is wound
In on the spool of hoist engine, the free end of traction rope is successively bypassed into wherein a fixed pulley, the pulley of male connector, female connector
Pulley, be removably attachable to lifting device after another fixed pulley；(4) starting hoist engine wind traction rope, make traction rope and
Two economize on electricity lines are in tension: (5) start lifting device, are lifted two fixed pulleys, while hoist engine continues to wind traction rope,
Traction rope and two economize on electricity lines is set to be in tension always；(6) hoist engine winds traction rope, until male connector and female connector
It is connected to each other；(7) lifting device is dropped to lowest part, while hoist engine releases traction rope: traction rope is connected to lifting dress by (8)
One end disassembly set, and traction rope is wound by hoist engine completely.
8. mode of connection according to claim 7, it is characterised in that: in the step (6), male connector and female connector
When close to each other, because the inner wall of the front end of hook portion and blind hole is inconsistent elastic deformation occurs for a plurality of cylinders, towards male connector
Central axis bending；When hook portion and card slot align, a plurality of cylinders restore to the original state automatically, and hook portion is made to be embedded in card slot,
So that male connector and female connector are connected with each other and fix.
9. mode of connection according to claim 8, it is characterised in that: when hook portion is embedded in card slot, hook portion is by the one of lever
End is released out of card slot, therefore lever rotates, and releases the other end of lever positioning pin from location hole；At this point, type
Shape sliding block is moved forward by the effect of spring, and the front end of convex shape sliding block is made to be moved to the centre of a plurality of cylinders, and type
The side wall of shape sliding block and the side wall of a plurality of cylinders are inconsistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811301146.4A CN109449648B (en) | 2018-11-02 | 2018-11-02 | High-altitude wiring device and wiring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811301146.4A CN109449648B (en) | 2018-11-02 | 2018-11-02 | High-altitude wiring device and wiring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109449648A true CN109449648A (en) | 2019-03-08 |
| CN109449648B CN109449648B (en) | 2020-05-19 |
Family
ID=65550725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811301146.4A Active CN109449648B (en) | 2018-11-02 | 2018-11-02 | High-altitude wiring device and wiring method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109449648B (en) |
Citations (6)
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|---|---|---|---|---|
| CN204793847U (en) * | 2015-06-30 | 2015-11-18 | 国家电网公司 | Frame is strideed across to portable unwrapping wire |
| CN105390990A (en) * | 2013-08-26 | 2016-03-09 | 郑州思辩科技有限公司 | Spanning wire laying device |
| CN105384097A (en) * | 2015-12-10 | 2016-03-09 | 国网四川省电力公司攀枝花供电公司 | Operation platform structure applied to high-voltage line operation |
| CN105490213A (en) * | 2015-12-18 | 2016-04-13 | 国家电网公司 | Equipment and method for installing wires of overhead power transmission line |
| CN108183432A (en) * | 2017-12-29 | 2018-06-19 | 郑州天舜电子技术有限公司 | A kind of hood type power cable wiring docking facilities |
| CN108512082A (en) * | 2018-05-30 | 2018-09-07 | 赵金杰 | A kind of multi-functional power distribution cabinet of Liftable type |
-
2018
- 2018-11-02 CN CN201811301146.4A patent/CN109449648B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390990A (en) * | 2013-08-26 | 2016-03-09 | 郑州思辩科技有限公司 | Spanning wire laying device |
| CN204793847U (en) * | 2015-06-30 | 2015-11-18 | 国家电网公司 | Frame is strideed across to portable unwrapping wire |
| CN105384097A (en) * | 2015-12-10 | 2016-03-09 | 国网四川省电力公司攀枝花供电公司 | Operation platform structure applied to high-voltage line operation |
| CN105490213A (en) * | 2015-12-18 | 2016-04-13 | 国家电网公司 | Equipment and method for installing wires of overhead power transmission line |
| CN108183432A (en) * | 2017-12-29 | 2018-06-19 | 郑州天舜电子技术有限公司 | A kind of hood type power cable wiring docking facilities |
| CN108512082A (en) * | 2018-05-30 | 2018-09-07 | 赵金杰 | A kind of multi-functional power distribution cabinet of Liftable type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109449648B (en) | 2020-05-19 |
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Effective date of registration: 20200408 Address after: 362399 Room 501, Building 2, 1170 Chenggong Street, Nan'an City, Quanzhou City, Fujian Province Applicant after: Huang Zhigang Address before: 362000 Fujian city of Quanzhou Province Economic and Technological Development Zone chongxiang Street Wanli Building No. 1 Building 3 layer Applicant before: QUANZHOU CHUANGYUAN ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20220701 Address after: 362300 No. 16, Meilin Jiangbei Avenue, Nanan City, Quanzhou City, Fujian Province Patentee after: STATE GRID FUJIAN ELECTRIC POWER COMPANY, NAN'AN POWER SUPPLY Co. Patentee after: Huang Zhigang Address before: 362399 Room 501, Building 2, 1170 Chenggong Street, Nan'an City, Quanzhou City, Fujian Province Patentee before: Huang Zhigang |