CN103441451B - A kind of overhead transmission line crosses over wire laying device - Google Patents
A kind of overhead transmission line crosses over wire laying device Download PDFInfo
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- CN103441451B CN103441451B CN201310373308.6A CN201310373308A CN103441451B CN 103441451 B CN103441451 B CN 103441451B CN 201310373308 A CN201310373308 A CN 201310373308A CN 103441451 B CN103441451 B CN 103441451B
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- transmission line
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 22
- 102000004315 Forkhead Transcription Factors Human genes 0.000 claims description 10
- 108090000852 Forkhead Transcription Factors Proteins 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 10
- 206010058109 Hangnail Diseases 0.000 claims description 5
- 230000033001 locomotion Effects 0.000 abstract description 7
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000007665 sagging Methods 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 description 5
- 230000001174 ascending effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- H02G1/04—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables for mounting or stretching
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- Electric Cable Installation (AREA)
Abstract
The invention discloses a kind of overhead transmission line and cross over wire laying device, comprise overhead messenger wire, wire barrow, with the extension pulley of driving mechanism and unsettled holder line wheel, described overhead messenger wire front end is connected on the fixture in leap thing front by tensioning mechanism, described extension pulley draws wire to be laid and moves on overhead messenger wire, described unsettled holder line wheel holds up described wire and is suspended on overhead messenger wire, described wire barrow leading-out terminal arranges wire anti-twist device, and described extension pulley bottom arranges counterweigh device.The present invention first sets up described overhead messenger wire, the traction of described extension pulley is installed and treats that laying wire moves on overhead messenger wire, described wire avoids sagging excessive impact to advance by unsettled holder line wheel, counterweigh device is utilized to ensure extension pulley stable movement, realize long-range line level crossing easily, and wire can not with ground surface wear, stringing is superior, be not only applicable to line arrangement and be applicable to line maintenance use yet, and there is stronger automated job degree.
Description
Technical field
The invention belongs to electric power system overhead transmission line stringing technical field, particularly a kind of overhead transmission line crosses over wire laying device.
Background technology
At overhead transmission line, such as power overhead network, the sometimes often various leap erection of needs, owing to being subject to the restrictions such as object being spanned height, width, geographical position, leap operation is complicated, and greatly, interruption duration is long for workload and difficulty.Span line is set up, and the more employing mode of prior art has: land by leap below circuit, or set up more coil holder.But landing line mode, line impairment and torsion broken lot phenomenon seriously, and need repeatedly to repeat wiring of ascending a height, and not only labour intensity is large, and poor stability, and the process leap time is longer, causes interruption duration long; Set up more coil holder, be often subject to again geographical position restriction, workload is large, and the accumulative erection time is longer, and number of times of ascending a height is more, and erection cost is high, the deficiencies such as consumptive material is many, poor universality, therefore, needs a set of novel high-quality overhead transmission line of design badly and lays instrument.Application number: the Chinese patent of 201210457382.1 discloses a kind of 10KV distribution line stringing optical cable crossover device, comprise lead, gravity rope hangs down, cross over pulley, hook stick, weight release lever, dropout spring, described lead is located to be crossed on pulley, cross over pulley and connect weight release lever, the end of described weight release lever is provided with the stay hook hung down for catching on gravity rope.The invention has the beneficial effects as follows: the anti-wire of the lead on crossover device is not jumped out and conveniently gone out device lift-off in distraction procedure from crossover device.Hook stick is that more piece assembly type is convenient for carrying and installs.Terminal bar adopts telescopic round to lock, and highly regulates freely, solid and reliable.Can Fast Installation to set up leads span, carry easy for installation on the optical cables such as various communication, broadcasting and TV, electric power and low-voltage circuit.Can effectively protect optical cable and aerial condutor not to be damaged during leads span optical cable, but above-mentioned 10KV distribution line stringing optical cable crossover device is unsuitable for long distance construction stringing, uses limitation very large.
Summary of the invention
The invention reside in and solve above-mentioned technical barrier, provide that a kind of structure is simple, easy to use, dependable performance, the overhead transmission line being specially adapted to long distance construction stringing crosses over wire laying device.
For achieving the above object, the technical solution used in the present invention is: a kind of overhead transmission line crosses over wire laying device, comprise overhead messenger wire, wire barrow, with the extension pulley of driving mechanism and unsettled holder line wheel, described overhead messenger wire front end is connected on the fixture in leap thing front by tensioning mechanism, described extension pulley draws wire to be laid and moves on overhead messenger wire, described unsettled holder line wheel holds up described wire and is suspended on overhead messenger wire, and described wire barrow leading-out terminal arranges wire anti-twist device.
Described unsettled holder line wheel comprises some groups of pulleys, and described pulley room arranges bracing wire, and wherein pulley connects described extension pulley foremost.
Described driving mechanism comprises drive motors and signal transceiver, and described drive motors passes through electrical storage device electric connection of power supply device, described signal transceiver wireless connections ground controller.
Described extension pulley is provided with wire locator, described wire locator comprises wire shift fork head and control arm, described control arm connects wire shift fork head by embracing folder, and described armful of sandwiched puts the pull bar controlling automatic open-close, and described pull bar connects the worm gear structure on described extension pulley.
Described wire anti-twist device comprise with the use of guiding wheels.
Described extension pulley bottom arranges counterweigh device.
Described overhead messenger wire is set to one or two.
Described fixture is arranged the haulage gear connecting described extension pulley.
Described overhead messenger wire tail end is arranged on described wire barrow side, and described overhead messenger wire is connected in the take-up on wire barrow, and described take-up is for rotating drum.
The road wheel of described extension pulley is insulation anti-slip rubber wheel, and described insulation anti-slip rubber wheel arranges hangnail, and described road wheel arranges self-locking brake lining.
The present invention first sets up the overhead messenger wire of described across obstacle, described extension pulley is installed, clamp and treat laying wire, hull or three lifting wire bars are set below described extension pulley, can be once multi-thread with entering, extension pulley is moved by the wire laid by realizing the traction of described extension pulley from tape drive mechanism on overhead messenger wire, described wire avoids sagging excessive impact to advance by unsettled holder line wheel, described overhead messenger wire is set to one or two, described extension pulley bottom arranges counterweigh device and ensures extension pulley stable movement, prevent rollover out of control, described unsettled holder line wheel comprises some groups with the pulley enclosing rope, described pulley room arranges bracing wire, the effect be evenly arranged can be presented along with pulling motion pulls open described pulley gradually, wire is laid to fixture or shaft tower eminence by described wire locator when reaching precalculated position, described driving mechanism comprises drive motors and signal transceiver, described drive motors is by electrical storage device electric connection of power supply device, described signal transceiver wireless connections ground controller, remote monitoring and control can be realized, ensure normal operation, avoid people's ascend operation and real-time monitored, reduce work difficulty and reduce unsafe factor, described extension pulley is placed into assigned address by wire locator wire, only need position and strain, here wire shift fork head and the control arm of flexible connection is adopted, after arriving assigned address, described folder of embracing unclamps described wire shift fork head by described pull bar applying power, described wire is placed in the space of shaft tower angle bar or on wire installing rack, control precisely, action is fine and smooth, after wire departs from, described extension pulley drives described unsettled holder line wheel to return, dismounting, easy to use, at this time only needs tension, fixing cord, the wire anti-twist device kicked up is set at wire barrow leading-out terminal, utilizes described directive wheel effectively to avoid wire to reverse and broken lot damage, described overhead messenger wire tail end is arranged on described wire barrow side, described overhead messenger wire is connected in the take-up on wire barrow, and described take-up, for rotating drum, can be reclaimed overhead messenger wire by described take-up after laying wire, with recycling, and job specification, described fixture is arranged the haulage gear connecting described extension pulley, can for long Distance geometry high intensity exercise time, auxiliaryly when particularly there is the stringing of upward slope trend apply pulling force, ensure normal laying-out, the road wheel of described extension pulley is insulation anti-slip rubber wheel, and described insulation anti-slip rubber wheel arranges hangnail, and avoid skidding, meanwhile, described road wheel arranges self-locking brake lining, prevents from returning slippage from trend, improves movement accuracy.
Adopt above-mentioned overhead transmission line to cross over wire laying device and can realize long-range line level crossing easily, and wire can not with ground surface wear, stringing is superior, applied widely, be not only applicable to line arrangement and be applicable to line maintenance use yet, and there is stronger automated job degree, have good value for applications.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described further:
Fig. 1 is a kind of structural representation of the present invention;
Fig. 2 is the structural representation of extension pulley of the present invention;
Fig. 3 is the structural representation of wire locator of the present invention.
Embodiment
Specific embodiment one
As shown in Fig. 1,2 and Fig. 3, a kind of overhead transmission line crosses over wire laying device, comprise overhead messenger wire 1, wire barrow 2, with the extension pulley 3 of driving mechanism and unsettled holder line wheel, described overhead messenger wire 1 front end is connected on the fixture 5 in leap thing front by tensioning mechanism 4, described extension pulley 3 draws wire 6 to be laid and moves on overhead messenger wire 1, described unsettled holder line wheel holds up described wire 6 and is suspended on overhead messenger wire 1, and described wire barrow 2 leading-out terminal arranges wire anti-twist device 7.
Described unsettled holder line wheel comprises some groups of pulleys 8, and arrange bracing wire 9 between described pulley 8, wherein pulley 8 connects described extension pulley 3 foremost.
Described driving mechanism comprises drive motors and signal transceiver 10, and described drive motors passes through electrical storage device electric connection of power supply device 20, described signal transceiver 10 wireless connections ground controller 11.
Described extension pulley 3 is provided with wire locator, described wire locator comprises wire shift fork head 12 and control arm 13, described control arm 13 connects wire shift fork head 12 by embracing folder 14, described armful of folder 14 arranges the pull bar 15 controlling automatic open-close, described armful of folder 14 is kept initially holding state tightly by holddown spring 21, and described pull bar 15 connects the worm gear structure on described extension pulley 3.
Described wire anti-twist device 7 comprise with the use of guiding wheels.
Described extension pulley 3 bottom arranges counterweigh device 16.
Described overhead messenger wire 1 is set to two.
Described overhead messenger wire 1 tail end is arranged on described wire barrow 2 side, and described overhead messenger wire 1 is connected in the take-up 17 on wire barrow 2, and described take-up 17 is for rotating drum.
The road wheel of described extension pulley 3 is insulation anti-slip rubber wheel 18, and described insulation anti-slip rubber wheel 18 arranges hangnail 19, and described road wheel arranges self-locking brake lining.
Specific embodiment two
A kind of overhead transmission line that is used for crosses over wire laying device, is: described overhead messenger wire 1 is set to one with the difference of specific embodiment one.
Specific embodiment three
A kind of overhead transmission line that is used for crosses over wire laying device, is: described fixture 5 arranges the haulage gear being connected described extension pulley 3, and described haulage gear is by the driving stepper motor of remote control with the difference of specific embodiment one or two.
In above-described embodiment, the present invention first sets up the overhead messenger wire of described across obstacle, described extension pulley is installed, clamp and treat laying wire, hull or three lifting wire bars are set below described extension pulley, can be once multi-thread with entering, extension pulley is moved by the wire laid by realizing the traction of described extension pulley from tape drive mechanism on overhead messenger wire, described wire avoids sagging excessive impact to advance by unsettled holder line wheel, described overhead messenger wire is set to one or two, described extension pulley bottom arranges counterweigh device and ensures extension pulley stable movement, prevent rollover out of control, described unsettled holder line wheel comprises some groups with the pulley enclosing rope, described pulley room arranges bracing wire, the effect be evenly arranged can be presented along with pulling motion pulls open described pulley gradually, wire is laid to fixture or shaft tower eminence by described wire locator when reaching precalculated position, described driving mechanism comprises drive motors and signal transceiver, described drive motors is by electrical storage device electric connection of power supply device, described signal transceiver wireless connections ground controller, remote monitoring and control can be realized, ensure normal operation, avoid people's ascend operation and real-time monitored, reduce work difficulty and reduce unsafe factor, described extension pulley is placed into assigned address by wire locator wire, only need position and strain, here wire shift fork head and the control arm of flexible connection is adopted, after arriving assigned address, described folder of embracing unclamps described wire shift fork head by described pull bar applying power, described wire is placed in the space of shaft tower angle bar or on wire installing rack, control precisely, action is fine and smooth, after wire departs from, described extension pulley drives described unsettled holder line wheel to return, dismounting, easy to use, at this time only needs tension, fixing cord, the wire anti-twist device kicked up is set at wire barrow leading-out terminal, utilizes described directive wheel effectively to avoid wire to reverse and broken lot damage, described overhead messenger wire tail end is arranged on described wire barrow side, described overhead messenger wire is connected in the take-up on wire barrow, and described take-up, for rotating drum, can be reclaimed overhead messenger wire by described take-up after laying wire, with recycling, and job specification, described fixture is arranged the haulage gear connecting described extension pulley, can for long Distance geometry high intensity exercise time, auxiliaryly when particularly there is the stringing of upward slope trend apply pulling force, ensure normal laying-out, the road wheel of described extension pulley is insulation anti-slip rubber wheel, and described insulation anti-slip rubber wheel arranges hangnail, and avoid skidding, meanwhile, described road wheel arranges self-locking brake lining, prevents from returning slippage from trend, improves movement accuracy.
Adopt above-mentioned overhead transmission line to cross over wire laying device and can realize long-range line level crossing easily, and wire can not with ground surface wear, stringing is superior, applied widely, be not only applicable to line arrangement and be applicable to line maintenance use yet, and there is stronger automated job degree, have good value for applications.
Claims (8)
1. an overhead transmission line crosses over wire laying device, it is characterized in that: comprise overhead messenger wire, wire barrow, with the extension pulley of driving mechanism and unsettled holder line wheel, described overhead messenger wire front end is connected on the fixture in leap thing front by tensioning mechanism, described extension pulley draws wire to be laid and moves on overhead messenger wire, described unsettled holder line wheel holds up described wire and is suspended on overhead messenger wire, and described wire barrow leading-out terminal arranges wire anti-twist device; Described unsettled holder line wheel comprises some groups of pulleys, and described pulley room arranges bracing wire, and wherein pulley connects described extension pulley foremost.
2. overhead transmission line crosses over wire laying device as claimed in claim 1, it is characterized in that: described extension pulley is provided with wire locator, described wire locator comprises wire shift fork head and control arm, described control arm connects wire shift fork head by embracing folder, described armful of sandwiched puts the pull bar controlling automatic open-close, and described pull bar connects the worm gear structure on described extension pulley.
3. as claimed in claim 1 overhead transmission line cross over wire laying device, it is characterized in that: described wire anti-twist device comprise with the use of guiding wheels.
4. overhead transmission line crosses over wire laying device as claimed in claim 1, it is characterized in that: described extension pulley bottom arranges counterweigh device.
5. overhead transmission line crosses over wire laying device as claimed in claim 1, it is characterized in that: described overhead messenger wire is set to one or two.
6. overhead transmission line crosses over wire laying device as claimed in claim 1, it is characterized in that: described fixture is arranged the haulage gear connecting described extension pulley.
7. overhead transmission line crosses over wire laying device as claimed in claim 1, it is characterized in that: described overhead messenger wire tail end is arranged on described wire barrow side, and described overhead messenger wire is connected in the take-up on wire barrow, and described take-up is for rotating drum.
8. according to any one of claim 1 or 2 or 4, overhead transmission line crosses over wire laying device, it is characterized in that: the road wheel of described extension pulley is insulation anti-slip rubber wheel, and described insulation anti-slip rubber wheel arranges hangnail, and described road wheel arranges self-locking brake lining.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510965039.1A CN105390990B (en) | 2013-08-26 | 2013-08-26 | One kind crosses over wire laying device |
| CN201310373308.6A CN103441451B (en) | 2013-08-26 | 2013-08-26 | A kind of overhead transmission line crosses over wire laying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310373308.6A CN103441451B (en) | 2013-08-26 | 2013-08-26 | A kind of overhead transmission line crosses over wire laying device |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510965039.1A Division CN105390990B (en) | 2013-08-26 | 2013-08-26 | One kind crosses over wire laying device |
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| Publication Number | Publication Date |
|---|---|
| CN103441451A CN103441451A (en) | 2013-12-11 |
| CN103441451B true CN103441451B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510965039.1A Active CN105390990B (en) | 2013-08-26 | 2013-08-26 | One kind crosses over wire laying device |
| CN201310373308.6A Active CN103441451B (en) | 2013-08-26 | 2013-08-26 | A kind of overhead transmission line crosses over wire laying device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510965039.1A Active CN105390990B (en) | 2013-08-26 | 2013-08-26 | One kind crosses over wire laying device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105438889B (en) * | 2015-12-21 | 2018-02-06 | 河南金凤牧业设备股份有限公司 | One kind stacking feeder bus cable device |
| CN106207869A (en) * | 2016-06-28 | 2016-12-07 | 江苏永太新能源科技有限公司 | One is touring drags collimation method construction technology |
| CN106229890B (en) * | 2016-07-28 | 2024-04-12 | 郑州东辰科技有限公司 | Construction protection structure for crossing obstacle overhead line |
| CN109244951A (en) * | 2018-10-18 | 2019-01-18 | 枣庄光明电力服务有限责任公司 | Overhead transmission line pay-off equipment and overhead transmission line stringing system |
| CN109449648B (en) * | 2018-11-02 | 2020-05-19 | 黄志刚 | High-altitude wiring device and wiring method thereof |
| CN110282509B (en) * | 2019-07-23 | 2024-07-26 | 广东电网有限责任公司 | Winding integrated device for crossing wiring of power grid |
| CN111355188A (en) * | 2020-04-15 | 2020-06-30 | 中国电建集团四川工程有限公司 | Live crossing construction method for high-voltage line |
| KR102413386B1 (en) * | 2020-06-05 | 2022-06-28 | 한국전력공사 | method of installing the uninterruptible bypass cable in the air |
| KR102390332B1 (en) * | 2020-06-12 | 2022-04-26 | 한국전력공사 | Apparatus and method for installing bypass cable to power pole |
| CN113437698B (en) * | 2021-07-05 | 2022-09-09 | 中州建设有限公司 | Electric power overhauls construction auxiliary device |
| CN113300275B (en) * | 2021-07-15 | 2022-05-27 | 国家电网有限公司 | Cable laying device convenient to blowing |
| CN116544846B (en) * | 2023-07-07 | 2023-09-12 | 国网河南省电力公司新乡供电公司 | Multifunctional cable traction sports car |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20007840U1 (en) * | 2000-04-29 | 2000-07-20 | FBG-Freileitungsbau GmbH, 29664 Walsrode | Cable protection crossbeam |
| CN102412527A (en) * | 2011-12-02 | 2012-04-11 | 河南省电力公司南阳供电公司 | Controllable lifting live crossing equipment and construction method thereof |
| CN102780178A (en) * | 2012-07-19 | 2012-11-14 | 嘉善县供电局 | Obstacle bridging construction method for power line wiring and wiring pulleys |
| CN203491607U (en) * | 2013-08-26 | 2014-03-19 | 国家电网公司 | Overhead line cross wiring device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002315122A (en) * | 2001-04-05 | 2002-10-25 | Meito Denki Koji Kk | Hanging pulley for aerial transmission line |
| CN201215595Y (en) * | 2008-06-20 | 2009-04-01 | 济南供电公司 | Remote controlled electric trolley for installing special optical cable on electric line |
| CN102044851A (en) * | 2009-10-22 | 2011-05-04 | 江苏藤仓亨通光电有限公司 | Method for replacing optical fiber composite overhead ground wire or common overhead ground wire without power outage |
| CN103138205B (en) * | 2013-03-14 | 2016-06-15 | 江苏省电力公司淮安供电公司 | No-station pole canopy puts cable crossover device |
-
2013
- 2013-08-26 CN CN201510965039.1A patent/CN105390990B/en active Active
- 2013-08-26 CN CN201310373308.6A patent/CN103441451B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20007840U1 (en) * | 2000-04-29 | 2000-07-20 | FBG-Freileitungsbau GmbH, 29664 Walsrode | Cable protection crossbeam |
| CN102412527A (en) * | 2011-12-02 | 2012-04-11 | 河南省电力公司南阳供电公司 | Controllable lifting live crossing equipment and construction method thereof |
| CN102780178A (en) * | 2012-07-19 | 2012-11-14 | 嘉善县供电局 | Obstacle bridging construction method for power line wiring and wiring pulleys |
| CN203491607U (en) * | 2013-08-26 | 2014-03-19 | 国家电网公司 | Overhead line cross wiring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103441451A (en) | 2013-12-11 |
| CN105390990A (en) | 2016-03-09 |
| CN105390990B (en) | 2017-12-15 |
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Effective date of registration: 20151202 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: Zhoukou Power Supply Company of State Grid Henan Electric Power Company Address before: Zhoukou City, Henan province 466000 taeho Road No. 1 Applicant before: Zhoukou Power Supply Company of State Grid Henan Electric Power Company |
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