CN106230359B - A kind of photovoltaic board connecting equipment - Google Patents
A kind of photovoltaic board connecting equipment Download PDFInfo
- Publication number
- CN106230359B CN106230359B CN201610770384.4A CN201610770384A CN106230359B CN 106230359 B CN106230359 B CN 106230359B CN 201610770384 A CN201610770384 A CN 201610770384A CN 106230359 B CN106230359 B CN 106230359B
- Authority
- CN
- China
- Prior art keywords
- photovoltaic panel
- solar energy
- loading part
- deformable connecting
- base body
- 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.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 21
- 230000000694 effects Effects 0.000 claims description 4
- 238000005299 abrasion Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 230000007547 defect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation 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
- H02S30/00—Structural details of PV modules other than those related to light conversion
-
- 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
- Photovoltaic Devices (AREA)
Abstract
A kind of photovoltaic board connecting equipment, to by solar energy photovoltaic panel（2）It is fixedly connected on photovoltaic panel installation base body（1）On, including the photovoltaic panel installation base body fixed on the ground（1）With with the photovoltaic panel installation base body（1）The solar energy photovoltaic panel of connection（2）, the photovoltaic panel installation base body（1）In to be fixedly installed internal be hollow reservoir（30）Loading part（3）, the solar energy photovoltaic panel（2）Integral type is provided with two deformable connecting components of symmetrical distribution（21）, two deformable connecting components（21）To be inserted into the loading part by flexible deformation（3）Hollow reservoir（30）It is interior.
Description
Technical field
The present invention relates to solar energy photovoltaic panel connection area, specially a kind of photovoltaic board connecting equipment.
Background technique
Solar energy generation technology is highly developed at present, extensive because solar energy infinitely uses
It promotes, existing vast resources can be saved, solar energy photovoltaic panel is the important component of solar power generation, and solar energy photovoltaic panel needs
It is installed under the sun to absorb sunlight, and the installation of existing solar energy photovoltaic panel is fixed on using bolt, screw
On mounting rack, and it is connected in long-time use process using bolt, screw, in the environment of drenching with rain due to exposing to the weather, just
It is easy to produce the defects of loosening loosening, but also needs to process the helicitic texture to match, therefore be easy to cause the damage of structure
And the defects of lost of life.
Summary of the invention
It is in the prior art above-mentioned for overcoming the purpose of the present invention is to provide a kind of photovoltaic board connecting equipment
Defect.
A kind of photovoltaic board connecting equipment according to the present invention, solar energy photovoltaic panel is fixedly connected on photovoltaic
In plate installation base body, including the photovoltaic panel installation base body fixed on the ground and the sun being connect with the photovoltaic panel installation base body
Can photovoltaic panel, be fixedly installed in the photovoltaic panel installation base body it is internal be hollow reservoir loading part, the solar energy
Volt plate integral type is provided with two deformable connecting components of symmetrical distribution, two deformable connecting components to
It is inserted by flexible deformation in the hollow reservoir of the loading part, is fixedly installed at the left and right ends of the loading part
Have a T-type pillar, the top surface of the top surface of the T-type pillar and the loading part in the same plane, the T-type pillar to
The solar energy photovoltaic panel abuts to support the solar energy photovoltaic panel to increase the stability of the solar energy photovoltaic panel, institute
It states and is provided with elastic cushion at the top of loading part to when two deformable connecting components are inserted by flexible deformation
Play buffer function when in the hollow reservoir of the loading part, prevent the bottom surface of the solar energy photovoltaic panel directly with the dress
It carries the top surface contact of component and generates gouging abrasion, the deformable connecting component includes being connected with the solar energy photovoltaic panel
Main part, the flexible middle part being connected with the main part and the guiding being connected with the flexible middle part end
End, wherein it is described guiding terminal part lateral surface be plane, the plane to when being inserted into the hollow reservoir with
The protrusion extension of the loading part being located at the hollow reservoir open end leans, to cause the flexible deformation,
And after the deformable connecting component is inserted into the hollow reservoir lateral surface of the guiding terminal part and it is described in
The inner sidewall of empty cavity abuts；Pass through lower fixed ring and upper fixation in the side wall opposite with the open end of the loading part
Ring clamping and thrust bearing is installed, drive screw, the rotation are axially fixedly mounted in the thrust bearing
The bottom end of driving screw rod couples with the lifting driving motor power being arranged in the photovoltaic panel installation base body, the lifting driving
The case surface of motor is provided with three pieces or more of radiating fin, and the radiating fin is to run the lifting driving motor
When the heat absorption that generates and dissipate, to prevent the lifting driving motor, temperature is excessively high and burn at runtime, described
The upper surface of upper fixed ring is symmetrical arranged that there are two the guiding that upwardly extend to extend positioned at the both sides of the drive screw
Block is sliding combined with driving press block, the driving press block and rotation drive on two guiding extension blocks upwardly extended
Dynamic screw flight cooperation, to drive oscilaltion, the left and right ends point of the driving press block by the drive screw
Not being rotatably assorted, there are two rotate driving wheels；After the deformable connecting component is inserted into the hollow reservoir, described two
When a rotate driving wheel starts and the deformable connecting component is disengaged condition to avoid the interference deformable interconnecting piece
The flexible deformation of part；When the drive screw rotates and described two rotate driving wheels is driven to move upwards, described two
The first inside face bonding with the guiding terminal part of a rotate driving wheel, then engages with the flexible middle part, it is described can
The thickness for being bent middle part is gradually increased from the position being connected with the guiding terminal part towards the main part, thus sharp
The flexible middle part is made to be oriented to what terminal part was connected from described with the press effect of described two rotate driving wheels
The plastic deformation outwardly protruded takes place at position, thus generates the flexible middle part of the plastic deformation outwardly protruded
Lateral surface and the hook-shaped inner concave of the protrusion extension abut against so that the deformable connecting component and the dress
Component is carried to form a fixed connection.
The device of the invention elasticity as caused by the deformable connecting component being inserted into hollow reservoir using two
It deforms and generates and squeeze fastening effect, therefore can be avoided loosening for deformable connecting component.And without to photovoltaic
The structure of the components such as plate carries out screw hole processing, avoids the change in structure so as to avoid structural damage.Moreover, using variable
Shape connecting component generates plastic deformation and the components such as screw-bearing is arranged in loading part, this is easy the photovoltaic to damage
Plate or deformable connecting component, which are exchanged without, replace and will not impact to loading part.And utilize screw thread
The flexible deformation that flexible middle part occurs for driving, which can to deform, slowly to be occurred and convenient for providing deformation pressure on top surface, screw thread
Drive the deformation pressure on top surface generated more stable.Whole device structure is simple, and securely and reliably, operation is firm, installation and replacement
Facilitate and reduce costs, and can be improved the recycling benefit of equipment, efficiently solves problem of the prior art.
Detailed description of the invention
Fig. 1 is the overall structure diagram of photovoltaic board connecting equipment of the invention, wherein deformable connecting component
Flexible deformation not yet occurs.
Fig. 2 is the enlarged diagram at internal in Fig. 1.
Specific embodiment
Below with reference to Fig. 1-2, the present invention is described in detail.
A kind of photovoltaic board connecting equipment of embodiment according to the present invention, to solar energy photovoltaic panel 2 is fixed
It is connected in photovoltaic panel installation base body 1, base is installed including the photovoltaic panel installation base body 1 fixed on the ground and with the photovoltaic panel
The solar energy photovoltaic panel 2 that body 1 connects, be fixedly installed in the photovoltaic panel installation base body 1 it is internal be hollow reservoir 30 loading
Component 3,2 integral type of solar energy photovoltaic panel are provided with two deformable connecting components 21 of symmetrical distribution, and two
The deformable connecting component 21 is described to be inserted into the hollow reservoir 30 of the loading part 3 by flexible deformation
T-type pillar 301, the top surface of the T-type pillar 301 and the loading part 3 are fixedly installed at the left and right ends of loading part 3
Top surface in the same plane, the T-type pillar 301 with the solar energy photovoltaic panel 2 to abut to supporting the sun
Can photovoltaic panel 2 to increase the stability of the solar energy photovoltaic panel 2, the top of the loading part 3 is provided with the use of elastic cushion 391
When two deformable connecting components 21 are inserted into the hollow reservoir 30 of the loading part 3 by flexible deformation
Buffer function is played, prevents the bottom surface of the solar energy photovoltaic panel 2 from directly contacting with the top surface of the loading part 3 and generating and touch
Abrasion is hit, the deformable connecting component 21 includes the main part 22 being connected with the solar energy photovoltaic panel 2 and the main body
The flexible middle part 23 that portion 22 is connected and the guiding terminal part 24 being connected with the flexible middle part 23, wherein
It is described guiding terminal part 24 lateral surface be plane, the plane to when being inserted into the hollow reservoir 30 with the dress
The protrusion extension 39 being located at 30 open end of hollow reservoir for carrying component 3 leans, to cause the flexible deformation, and
And the lateral surface of the guiding terminal part 24 and institute after the deformable connecting component 21 is inserted into the hollow reservoir 30
The inner sidewall for stating hollow reservoir 30 abuts；Pass through lower fixed ring in the side wall opposite with the open end of the loading part 3
43 and upper fixed ring 44 clamping and thrust bearing 42 is installed, rotation is axially fixedly mounted in the thrust bearing 42 and is driven
Dynamic screw rod 4, the bottom end of the drive screw 4 and the lifting driving motor 41 being arranged in the photovoltaic panel installation base body 1
Power connection, the case surface of the lifting driving motor 41 are provided with three pieces or more of radiating fin 411, the radiating fin
411 the lifting driving motor 41 to be run when the heat absorption that generates and dissipate, to prevent the lifting driving
Temperature is excessively high and burn at runtime for motor 41, the upper surface of fixed ring 44, positioned at the two of the drive screw 4
Side is symmetrical arranged there are two the guiding extension block 45 that upwardly extends, is sliding combined on two guiding extension blocks 45 upwardly extended
Driving press block 52, the driving press block 52 is threadedly engaged with the drive screw 4, to drive spiral shell by the rotation
Bar 4 drives oscilaltion, and the left and right ends of the driving press block 52 are rotatably assorted respectively, and there are two rotate driving wheels 51；Work as institute
State after deformable connecting component 21 is inserted into the hollow reservoir 30, when described two rotate driving wheels 51 start with it is described can
Deformed connecting portion part 21 is flexible deformation of the disengaged condition to avoid the interference deformable connecting component 21；When the rotation
When driving screw rod 4 rotates and described two rotate driving wheels 51 is driven to move upwards, described two 51 elder generations of rotate driving wheel and institute
The inside face bonding for stating guiding terminal part 24, then engages with the flexible middle part 23, the flexible middle part 23
Thickness is gradually increased from the position being connected with the guiding terminal part 24 towards the main part 22, to utilize described two
The press of a rotate driving wheel 51 acts on and makes the flexible middle part 23 from the portion being connected with the guiding terminal part 24
The plastic deformation outwardly protruded takes place at position, thus generates the flexible middle part 23 of the plastic deformation outwardly protruded
Lateral surface and it is described protrusion extension 39 hook-shaped inner concave 34 abut against so that the deformable connecting component 21 with
The loading part 3 forms a fixed connection.
Valuably or illustratively, wherein be provided with idler wheel lead-in chamfered 25 at the medial surface of the guiding terminal part 24
To guide described two rotate driving wheels 51 and the guiding terminal part when described two rotate driving wheels 51 move upwards
24 inside face bonding.
The device of the invention elasticity as caused by the deformable connecting component being inserted into hollow reservoir using two
It deforms and generates and squeeze fastening effect, therefore can be avoided loosening for deformable connecting component.And without to photovoltaic
The structure of the components such as plate carries out screw hole processing, avoids the change in structure so as to avoid structural damage.Moreover, using variable
Shape connecting component generates plastic deformation and the components such as screw-bearing is arranged in loading part, this is easy the photovoltaic to damage
Plate or deformable connecting component, which are exchanged without, replace and will not impact to loading part.And utilize screw thread
The flexible deformation that flexible middle part occurs for driving, which can to deform, slowly to be occurred and convenient for providing deformation pressure on top surface, screw thread
Drive the deformation pressure on top surface generated more stable.Whole device structure is simple, and securely and reliably, operation is firm, installation and replacement
Facilitate and reduce costs, and can be improved the recycling benefit of equipment, efficiently solves problem of the prior art.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design
To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention
It is subject to claims appended hereto.
Claims (2)
1. a kind of photovoltaic board connecting equipment, to by solar energy photovoltaic panel（2）It is fixedly connected on photovoltaic panel installation base body
（1）On, including the photovoltaic panel installation base body fixed on the ground（1）With with the photovoltaic panel installation base body（1）The sun of connection
It can photovoltaic panel（2）, it is characterised in that：The photovoltaic panel installation base body（1）In to be fixedly installed internal be hollow reservoir（30）'s
Loading part（3）, the solar energy photovoltaic panel（2）Integral type is provided with two deformable connecting components of symmetrical distribution
（21）, two deformable connecting components（21）To be inserted into the loading part by flexible deformation（3）It is hollow
Cavity（30）It is interior, the loading part（3）Left and right ends at be fixedly installed T-type pillar（301）, the T-type pillar（301）
Top surface and the loading part（3）Top surface in the same plane, the T-type pillar（301）To with the solar energy
Lie prostrate plate（2）It abuts to support the solar energy photovoltaic panel（2）To increase the solar energy photovoltaic panel（2）Stability, it is described
Loading part（3）Top be provided with elastic cushion（391）To when two deformable connecting components（21）Become by elasticity
Shape and be inserted into the loading part（3）Hollow reservoir（30）Buffer function is played when interior, prevents the solar energy photovoltaic panel
（2）Bottom surface directly with the loading part（3）Top surface contact and generate gouging abrasion, the deformable connecting component（21）
Including with the solar energy photovoltaic panel（2）The main part being connected（22）And the main part（22）Be connected it is flexible in
Between portion（23）And with the flexible middle part（23）The guiding terminal part being connected（24）, wherein the guiding terminal part
（24）Lateral surface be plane, the plane is to be inserted into the hollow reservoir（30）When interior with the loading part（3）
Be located at the hollow reservoir（30）Protrusion extension at open end（39）It leans, to cause the flexible deformation, and
In the deformable connecting component（21）It is inserted into the hollow reservoir（30）The guiding terminal part after interior（24）Lateral surface
With the hollow reservoir（30）Inner sidewall abut；The loading part（3）The side wall opposite with the open end in pass through
Lower fixed ring（43）With upper fixed ring（44）It is clamping and thrust bearing is installed（42）, the thrust bearing（42）Middle axial direction is solid
Drive screw is installed surely（4）, the drive screw（4）Bottom end and be arranged in the photovoltaic panel installation base body
（1）In lifting driving motor（41）Power connection, the lifting driving motor（41）Case surface be provided with three pieces or more
Radiating fin（411）, the radiating fin（411）To by the lifting driving motor（41）The heat generated when operation is inhaled
It receives and dissipates, to prevent the lifting driving motor（41）Temperature is excessively high and burn, fixed ring at runtime
（44）Upper surface, be located at the drive screw（4）Both sides be symmetrical arranged that there are two the guiding extension blocks that upwardly extend
（45）, two guiding extension blocks upwardly extended（45）On be sliding combined with driving press block（52）, the driving press block
（52）With the drive screw（4）It is threadedly engaged, thus by the drive screw（4）Oscilaltion is driven, it is described
Driving press block（52）Left and right ends be rotatably assorted respectively there are two rotate driving wheel（51）；When the deformable connecting component
（21）It is inserted into the hollow reservoir（30）After interior, described two rotate driving wheels（51）When beginning with the deformable interconnecting piece
Part（21）It is disengaged condition to avoid the interference deformable connecting component（21）Flexible deformation；When the rotation drives spiral shell
Bar（4）It rotates and drives described two rotate driving wheels（51）When moving upwards, described two rotate driving wheels（51）Elder generation and institute
State guiding terminal part（24）Inside face bonding, then with the flexible middle part（23）Engagement, the flexible middle part
（23）Thickness from the guiding terminal part（24）Towards the main part at connected position（22）And be gradually increased, thus
Utilize described two rotate driving wheels（51）Press effect and make the flexible middle part（23）From with guiding end
End（24）The plastic deformation outwardly protruded takes place at connected position, thus generates the institute of the plastic deformation outwardly protruded
State flexible middle part（23）Lateral surface and the protrusion extension（39）Hook-shaped inner concave（34）Abut against so that
The deformable connecting component（21）With the loading part（3）It forms a fixed connection.
2. a kind of photovoltaic board connecting equipment as described in claim 1, it is characterised in that：The guiding terminal part（24）
Medial surface at be provided with idler wheel lead-in chamfered（25）To in described two rotate driving wheels（51）Institute is guided when moving upwards
State two rotate driving wheels（51）With the guiding terminal part（24）Inside face bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610770384.4A CN106230359B (en) | 2016-08-31 | 2016-08-31 | A kind of photovoltaic board connecting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610770384.4A CN106230359B (en) | 2016-08-31 | 2016-08-31 | A kind of photovoltaic board connecting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106230359A CN106230359A (en) | 2016-12-14 |
| CN106230359B true CN106230359B (en) | 2018-11-23 |
Family
ID=58072653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610770384.4A Active CN106230359B (en) | 2016-08-31 | 2016-08-31 | A kind of photovoltaic board connecting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106230359B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101165A (en) * | 2017-01-22 | 2017-08-29 | 唐春燕 | A kind of Energy-Efficient Led Street Lamp |
| CN107101164A (en) * | 2017-01-22 | 2017-08-29 | 唐春燕 | A kind of environmentally friendly LED street lamp |
| CN109039228B (en) * | 2018-07-15 | 2019-12-24 | 江苏南京白马现代农业高新技术产业园有限公司 | Solar pavement quick replacement solar cell panel equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103856157A (en) * | 2012-11-28 | 2014-06-11 | 西安艾力特电子实业有限公司 | Photovoltaic-panel two-dimension motion mechanism driven by single motor |
| CN104392615A (en) * | 2014-11-28 | 2015-03-04 | 温岭市兴庆机械设备有限公司 | Solar driven intelligent traffic control device |
| CN105429575A (en) * | 2015-12-23 | 2016-03-23 | 广东亿腾新能源有限公司 | Electronic control system-based self-adjusting photovoltaic module bracket |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9653637B2 (en) * | 2008-12-09 | 2017-05-16 | William Edward Lee | Air cooled photovoltaic cells |
-
2016
- 2016-08-31 CN CN201610770384.4A patent/CN106230359B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103856157A (en) * | 2012-11-28 | 2014-06-11 | 西安艾力特电子实业有限公司 | Photovoltaic-panel two-dimension motion mechanism driven by single motor |
| CN104392615A (en) * | 2014-11-28 | 2015-03-04 | 温岭市兴庆机械设备有限公司 | Solar driven intelligent traffic control device |
| CN105429575A (en) * | 2015-12-23 | 2016-03-23 | 广东亿腾新能源有限公司 | Electronic control system-based self-adjusting photovoltaic module bracket |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106230359A (en) | 2016-12-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106230359B (en) | A kind of photovoltaic board connecting equipment | |
| CN208578924U (en) | A kind of bubble mud pug mill buffer unit | |
| CN208605874U (en) | A kind of novel removable all-in-one machine for multimedia teaching | |
| CN208169421U (en) | A kind of mechanical equipment shock-absorbing foot pad | |
| CN209134212U (en) | A kind of hydroenergy storage station motor bumper bracket | |
| CN106230364B (en) | A kind of photovoltaic board connecting equipment convenient for adjusting | |
| CN108054863A (en) | A kind of motor shock-absorbing device | |
| CN106230357B (en) | A kind of solar energy photovoltaic panel is stably connected with device | |
| CN207559902U (en) | A kind of solar components portable unit | |
| CN207673834U (en) | A kind of gear box of micro-cultivator pedestal | |
| CN209179976U (en) | A kind of adjustable damping air compressor | |
| CN106217066B (en) | A kind of mechanical processing worktable erecting device | |
| CN205991298U (en) | A kind of large-scale optical instrument shock-absorbing support mechanism | |
| CN207244140U (en) | A kind of lining edge machine | |
| CN106239175A (en) | A kind of novel mechanical processing work table apparatus | |
| CN208898299U (en) | A kind of ropewinder recycled automatically | |
| CN208855345U (en) | Rear wheels of electric vehicle damping device | |
| CN106320212B (en) | A kind of traffic mark board attachment device | |
| CN106436605B (en) | A kind of traffic mark board attachment device | |
| CN106263719B (en) | A kind of new teaching blackboard attachment device | |
| CN201474812U (en) | Fixing device of automobile filter | |
| CN106563949A (en) | Fixed connecting device for machining workbench | |
| CN219523836U (en) | Bumper support connection structure | |
| CN106253094B (en) | A kind of modified outdoor electricity distribution cabinet installs locking device | |
| CN106214051A (en) | A kind of firm cleaning glass head attachment means |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181015 Address after: 225400 the south side of Wenchang Road, Taixing hi tech Industrial Development Zone, Taizhou, Jiangsu. Applicant after: Taizhou Longze Environmental Technology Co., Ltd. Address before: 322199 Xingping community wellhead, Dongyang, Jinhua, Zhejiang Province Applicant before: Lu Han |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |