CN106788187A - Photovoltaic tracing system - Google Patents
Photovoltaic tracing system Download PDFInfo
- Publication number
- CN106788187A CN106788187A CN201710082284.7A CN201710082284A CN106788187A CN 106788187 A CN106788187 A CN 106788187A CN 201710082284 A CN201710082284 A CN 201710082284A CN 106788187 A CN106788187 A CN 106788187A
- Authority
- CN
- China
- Prior art keywords
- photovoltaic
- pipe
- gear
- tracing system
- cell component
- 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.)
- Pending
Links
- 210000003850 cellular structure Anatomy 0.000 claims abstract description 48
- 238000005452 bending Methods 0.000 claims abstract description 18
- 230000005484 gravity Effects 0.000 claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 claims abstract description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 17
- 238000013016 damping Methods 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 4
- 238000005457 optimization Methods 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 210000000515 tooth Anatomy 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/425—Horizontal axis
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/47—Mountings or tracking
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of photovoltaic tracing system, it is related to technical field of photovoltaic power generation.Photovoltaic tracing system includes：Drive gear；With the pipe with bending part and straight position；Wherein, drive gear is located at the bending part of pipe, and pipe can follow drive gear synchronous rotary；The straight position of pipe is used to fix photovoltaic cell component so that the center of gravity of photovoltaic cell component is located on the axis of drive gear, and photovoltaic cell component can follow pipe synchronous rotary, so that there is provided a kind of photovoltaic tracing system of optimization.
Description
Technical field
The present invention relates to technical field of photovoltaic power generation, more particularly to a kind of photovoltaic tracing system.
Background technology
With photovoltaic power generation technology flourishing in the whole world, photovoltaic tracing system is received more and more attention.Photovoltaic
Tracing system can make sunshine direct projection photovoltaic array by real-time tracking solar motion, so as to increase photovoltaic array receive
Solar radiation quantity, improve photovoltaic generating system overall power generation amount.
Photovoltaic tracing system can for example shown in Fig. 1, wherein, photovoltaic array is made up of photovoltaic cell component, photovoltaic cell
Component is fixed on pipe, and pipe is connected with the gear of reductor.When motor-driven gear rotates, gear driven pipe is same
Step rotation, so that photovoltaic cell component follows pipe synchronous rotary.
In the prior art, the reductor of photovoltaic tracing system generally drives pipe to rotate using multi-stage gear technology.But
It is that there is many defects such as volume is big, noise is big, maintenance cost is high using the reductor of multi-stage gear technology.How photovoltaic is chased after
Track system is optimized, and is present invention technical problem of interest.
The content of the invention
A technical problem to be solved by this invention is：There is provided a kind of photovoltaic tracing system of optimization.
A kind of one side according to embodiments of the present invention, there is provided photovoltaic tracing system, including：Drive gear and have
Bending part and the pipe at straight position；Wherein, drive gear is located at the bending part of pipe, and pipe can follow drive gear
Synchronous rotary；The straight position of pipe is used to fix photovoltaic cell component so that the center of gravity of photovoltaic cell component is located at sliding tooth
On the axis of wheel, photovoltaic cell component can follow pipe synchronous rotary.
In certain embodiments, photovoltaic tracing system also includes worm-gear speed reducer, the worm screw of worm-gear speed reducer
Worm gear wheel is driven, worm gear is drive gear.
In certain embodiments, photovoltaic tracing system also includes planet-gear speed reducer；Wherein, planet-gear speed reducer
Gear ring is fixed, and the planetary gear of planet-gear speed reducer is driving wheel, and the sun gear of planet-gear speed reducer is drive gear, is driven
Gear is driven pulley.
In certain embodiments, photovoltaic tracing system also include damping spring, damping spring respectively with pipe and reductor
Column mechanically connect.
In certain embodiments, pipe includes multiple bending parts, and photovoltaic tracing system includes multiple drive gears, each
Drive gear is respectively positioned at multiple bending parts of pipe.
In certain embodiments, photovoltaic tracing system also includes supporting plate, and supporting plate is located at the straight position of pipe, support
Plate is used to fix photovoltaic cell component.
In certain embodiments, photovoltaic tracing system also includes photovoltaic cell component.
In certain embodiments, the number of photovoltaic cell component is multiple.
In certain embodiments, photovoltaic cell component is mechanically connected with pipe by pulling rivet.
In certain embodiments, photovoltaic cell component is mechanically connected with supporting plate by pulling rivet, and supporting plate is led to pipe
Cross pulling rivet mechanical connection.
In photovoltaic tracing system of the present invention, pipe has bending part and straight position, by the bending for adjusting pipe
Degree can cause that the center of gravity of photovoltaic cell component is located on the axis of drive gear, therefore substantially reduce photovoltaic cell component
The torque that suffered gravity is caused, so as to reduce the moment of torsion needed for photovoltaic tracing system driving load.
By referring to the drawings to the detailed description of exemplary embodiment of the invention, further feature of the invention and its
Advantage will be made apparent from.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
Other accompanying drawings are obtained with according to these accompanying drawings.
Fig. 1 shows the structural representation of photovoltaic tracing system in the prior art.
Fig. 2 shows that gravity suffered by photovoltaic cell component produces the schematic diagram of torque.
Fig. 3 shows the structural representation of one embodiment of photovoltaic tracing system of the present invention.
Fig. 4 shows the structural representation of another embodiment of photovoltaic tracing system of the present invention.
Fig. 5 shows the structural representation of another embodiment of photovoltaic tracing system of the present invention.
Fig. 6 shows the structural representation of one embodiment of photovoltaic module.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, and never conduct is to the present invention and its application or makes
Any limitation.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Inventor is it is considered that there is certain radius, gravity suffered by photovoltaic cell component in the pipe in photovoltaic tracing system
Certain torque can be formed and the radius of pipe between.Therefore, motor when drive gear rotates, it is necessary to bigger moment of torsion comes gram
Take above-mentioned torque.In order to export bigger moment of torsion, it is necessary to improve the power of motor, thus increase the power consumption of motor.Invention
People is analyzed the torque that gravity suffered by photovoltaic cell component is formed with the radius of pipe.As illustrated in fig. 2, it is assumed that photovoltaic
Gravity suffered by battery component is G, and pipe radius is R, and the torque of gravity suffered by photovoltaic cell component is GRSin α, wherein α
Represent the radian that photovoltaic cell component is rotated through from horizontality, 0≤α≤pi/2.When photovoltaic cell component is located at horizontality
α=0, the torque of gravity suffered by photovoltaic cell component is GRSin0=0.When photovoltaic cell component from horizontality rotary arc
During degree α ≠ 0 and α ≠ pi/2, the torque of gravity is not zero suffered by photovoltaic cell component, and now motor needs next gram of bigger moment of torsion
Above-mentioned torque is taken, is rotated with drive gear.
In view of this, in photovoltaic tracing system of the invention, inventor is redesigned to pipe, has pipe
There are bending part and straight position, can cause that the center of gravity of photovoltaic cell component is located at by the bending degree for adjusting pipe drives
On the axis of gear, so as to reduce the torque that gravity suffered by photovoltaic cell component is caused.It is of the invention one with reference to Fig. 3 descriptions
The photovoltaic tracing system of embodiment.
Fig. 3 shows the structural representation of one embodiment of photovoltaic tracing system of the present invention.As shown in figure 3, the present embodiment
In photovoltaic tracing system 30 include drive gear 301, pipe 302 and reductor 303.Wherein, pipe 32 has kink
Position 3021 and straight position 3022, drive gear 301 are located at the bending part 3021 of pipe 302, and drive gear 301 is installed
Inside reductor 303, for driving pipe around the axis synchronous rotary of drive gear 301.The straight position of pipe 302
3022 are used to fix photovoltaic cell component so that the center of gravity of photovoltaic cell component is located on the axis of drive gear 301, and light
Photovoltaic cell components can follow the synchronous rotary of pipe 302.
After the bending part 3021 of pipe 302 is connected with drive gear 301, around drive under the driving of drive gear 301
The axis rotation of moving gear 301.The axis at the straight position 3022 of pipe 302 and the diameter parallel of drive gear 301, the two it
Between distance slightly larger than pipe 302 radius R, in order to the straight position 3022 of pipe 302 install photovoltaic cell component, make
The center of gravity for obtaining photovoltaic cell component is located just on the axis of drive gear 301.In the middle of practical application, inventor is by pipe
The design of the distance between the axis at 302 straight position 3022 and the axis of drive gear 301 is for about 80 millimeters, pipe 302
Pipe thickness is about 3 millimeters.
The design of this optimization so that during pipe rotates, the center of gravity of photovoltaic cell component is in all the time
On the axis of drive gear, the torque of gravity suffered by photovoltaic cell component is always zero, the moment of torsion that now motor need not be bigger
To overcome above-mentioned torque to be rotated with drive gear, the requirement to power of motor is reduced, reduce the power consumption of motor, saved and set
Standby job costs.Simultaneously as multi-stage gear technology need not be used, photovoltaic tracing system can be saved and taken up space and reduced
The operating noise of equipment, while also a saving the maintenance cost of driving equipment.
In one embodiment, reductor 303 uses the worm screw of worm-gear speed reducer, worm-gear speed reducer to drive snail
Wheel is rotated, and worm gear is drive gear 301.
In one embodiment, reductor 303 uses planet-gear speed reducer.Wherein, the gear ring of planet-gear speed reducer
Fixed, the planetary gear of planet-gear speed reducer is driving wheel, and the sun gear of planet-gear speed reducer is drive gear, drive gear
It is driven pulley.
Photovoltaic tracing system is driven using reductor, stability when photovoltaic tracing system rotates can be strengthened, so that
Photovoltaic cell component is obtained to rotate smoothly to receive solar energy.Simultaneously as the photovoltaic tracing system load of optimization is smaller, one is used
The worm type of reduction gearing of level can just drive pipe to rotate smoothly.Worm type of reduction gearing is easily manufactured can to reduce the cost,
Worm type of reduction gearing fault rate is extremely low can to save maintenance cost.Further, since motor and gearbox are easier processing and manufacturing,
So that the photovoltaic tracing system in above-described embodiment has more price advantage.
The photovoltaic tracing system of another embodiment of the present invention is described with reference to Fig. 4.
Fig. 4 shows the structural representation of another embodiment of photovoltaic tracing system of the present invention.As shown in figure 4, this implementation
Photovoltaic tracing system 40 in example also includes damping spring 404, and damping spring 404 is vertical with pipe 302 and reductor 303 respectively
Post is mechanically connected.Pipe 302 is elastically connected to reductor 303 by damping spring 404, can further enhance pipe 302 in rotation
Stability during turning.Photovoltaic module in photovoltaic tracing system shown in Fig. 4 is horizontal, and photovoltaic shown in Fig. 5 is followed the trail of
Photovoltaic module more horizontal position rotation π/3 radian in system.
In one embodiment, pipe 302 includes multiple bending parts 3021, and photovoltaic tracing system includes multiple sliding tooths
Wheel 301 and multiple reductors 303, each drive gear 301 and each reductor 303 are respectively positioned at multiple bendings of pipe 302
Position 3021.
In one embodiment, photovoltaic tracing system 40 also includes supporting plate 405, and supporting plate 405 is located at the flat of pipe 302
Straight position 3022, supporting plate 405 is used to fix photovoltaic cell component.While pipe 302 rotates, supporting plate 405 can be propped up
Support photovoltaic cell component synchronous rotary.
Photovoltaic tracing system 40 also includes photovoltaic cell component 406.The number of photovoltaic cell component 406 is multiple, is used for
Solar energy is received, and is converted solar energy into electrical energy.The structural representation of photovoltaic module can for example shown in Fig. 6.
In one embodiment, photovoltaic cell component 406 is mechanically connected with pipe 302 by pulling rivet.Photovoltaic cell group
Part 406 can be mechanically connected with supporting plate 405 by pulling rivet, and supporting plate 405 is connected with pipe 302 by pulling rivet machinery
Connect.Pulling rivet forms riveting pulling force in installation process by the hydraulic system for carrying so that the sleeve pipe of pulling rivet deforms,
So as to form closely connection between the connected components so that connection has very strong stability, ensure that 30 years left sides
It is right non-maintaining, reduce the connector maintenance needs and connector maintenance cost of photovoltaic tracing system.
One of ordinary skill in the art will appreciate that realizing that all or part of step of above-described embodiment can be by hardware
To complete, it is also possible to instruct the hardware of correlation to complete by program, described program can be stored in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only storage, disk or CD etc..
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of photovoltaic tracing system, it is characterised in that including：
Drive gear；With
Pipe with bending part and straight position；Wherein,
The drive gear is located at the bending part of the pipe, and the pipe can follow the drive gear synchronous rotary；
The straight position of the pipe is used to fix photovoltaic cell component so that the center of gravity of the photovoltaic cell component is located at described
On the axis of drive gear, the photovoltaic cell component can follow the pipe synchronous rotary.
2. photovoltaic tracing system as claimed in claim 1, it is characterised in that the system also includes worm-gear speed reducer,
The worm screw of the worm-gear speed reducer drives worm gear wheel, and the worm gear is the drive gear.
3. photovoltaic tracing system as claimed in claim 1, it is characterised in that the system also includes planet-gear speed reducer；
Wherein, the gear ring of the planet-gear speed reducer is fixed, and the planetary gear of the planet-gear speed reducer is driving wheel, the planet
The sun gear of gear reduction unit is the drive gear, and the drive gear is driven pulley.
4. photovoltaic tracing system as claimed in claim 2 or claim 3, it is characterised in that the system also includes damping spring, described
Damping spring is mechanically connected with the column of the pipe and the reductor respectively.
5. photovoltaic tracing system as claimed in claim 1, it is characterised in that the pipe includes multiple bending parts, described
System includes multiple drive gears, and each drive gear is respectively positioned at multiple bending parts of the pipe.
6. photovoltaic tracing system as claimed in claim 1, it is characterised in that the system also includes supporting plate, the support
Plate is located at the straight position of the pipe, and the supporting plate is used to fix the photovoltaic cell component.
7. photovoltaic tracing system as claimed in claim 1, it is characterised in that the system also includes photovoltaic cell component.
8. photovoltaic tracing system as claimed in claim 7, it is characterised in that the number of the photovoltaic cell component is multiple.
9. photovoltaic tracing system as claimed in claim 7 or 8, it is characterised in that the photovoltaic cell component and the pipe
Mechanically connected by pulling rivet.
10. photovoltaic tracing system as claimed in claim 6, it is characterised in that the photovoltaic cell component and the supporting plate
Mechanically connected by pulling rivet, the supporting plate is mechanically connected with the pipe by pulling rivet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710082284.7A CN106788187A (en) | 2017-02-16 | 2017-02-16 | Photovoltaic tracing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710082284.7A CN106788187A (en) | 2017-02-16 | 2017-02-16 | Photovoltaic tracing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106788187A true CN106788187A (en) | 2017-05-31 |
Family
ID=58957367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710082284.7A Pending CN106788187A (en) | 2017-02-16 | 2017-02-16 | Photovoltaic tracing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106788187A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003556A (en) * | 2020-09-27 | 2020-11-27 | 浙江华鼎太阳能科技有限公司 | Photovoltaic tracking mounting structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202100905U (en) * | 2011-06-10 | 2012-01-04 | 神华集团有限责任公司 | Bracket for horizontal single-axle tracking system |
| CN103279132A (en) * | 2013-04-27 | 2013-09-04 | 安徽盛华晟科技有限公司 | Rotation speed reducer of automatic-tracking solar power generation system |
| CN104870910A (en) * | 2012-11-28 | 2015-08-26 | Imo控股有限责任公司 | Tracking device comprising a receiving structure which can be adjusted about at least one axis, for mounting at least one element that is sensitive to electromagnetic waves and has a preferential radiation direction |
| CN105024638A (en) * | 2015-08-26 | 2015-11-04 | 四川钟顺太阳能开发有限公司 | Supporting structure for solar flat single shaft tracking system |
| CN205657632U (en) * | 2016-02-26 | 2016-10-19 | 南京铁道职业技术学院 | Solar double -axis automatic tracking system |
-
2017
- 2017-02-16 CN CN201710082284.7A patent/CN106788187A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202100905U (en) * | 2011-06-10 | 2012-01-04 | 神华集团有限责任公司 | Bracket for horizontal single-axle tracking system |
| CN104870910A (en) * | 2012-11-28 | 2015-08-26 | Imo控股有限责任公司 | Tracking device comprising a receiving structure which can be adjusted about at least one axis, for mounting at least one element that is sensitive to electromagnetic waves and has a preferential radiation direction |
| US20150316639A1 (en) * | 2012-11-28 | 2015-11-05 | Erich Russ | Tracking device comprising a receiving structure which can be adjusted about at least one axis, for mounting at least one element that is sensitive to electromagnetic waves and has a preferential radiation direction |
| CN103279132A (en) * | 2013-04-27 | 2013-09-04 | 安徽盛华晟科技有限公司 | Rotation speed reducer of automatic-tracking solar power generation system |
| CN105024638A (en) * | 2015-08-26 | 2015-11-04 | 四川钟顺太阳能开发有限公司 | Supporting structure for solar flat single shaft tracking system |
| CN205657632U (en) * | 2016-02-26 | 2016-10-19 | 南京铁道职业技术学院 | Solar double -axis automatic tracking system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112003556A (en) * | 2020-09-27 | 2020-11-27 | 浙江华鼎太阳能科技有限公司 | Photovoltaic tracking mounting structure |
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Effective date of registration: 20170713 Address after: 213000 Jiangsu city of Changzhou province Wujin Nanxiashu Dai Jia Cun Wei Wu Jia Tang Street No. 33 Applicant after: Changzhou wisdom Intelligent Electric Power Technology Co., Ltd. Address before: 213000 Jiangsu Province Economic Development Zone of Changzhou City Ding Yan Zhen Chang Feng Cun Wei Chang Feng Road, No. 168 Applicant before: Jiangsu Yi Mei innovative energy technology Co Ltd Applicant before: Changzhou wisdom Intelligent Electric Power Technology Co., Ltd. |
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Address after: 213000 room 1302, block B, building 2, Fu Chen Commercial Plaza, new North District, Changzhou, Jiangsu, China. Applicant after: Changzhou Hai en de intelligent power Polytron Technologies Inc Address before: 213000 Jiangsu city of Changzhou province Wujin Nanxiashu Dai Jia Cun Wei Wu Jia Tang Street No. 33 Applicant before: Changzhou wisdom Intelligent Electric Power Technology Co., Ltd. |
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Application publication date: 20170531 |
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