CN112013336B - Device for changing angle of street lamp solar cell panel along with rotation of sun - Google Patents
Device for changing angle of street lamp solar cell panel along with rotation of sun Download PDFInfo
- Publication number
- CN112013336B CN112013336B CN202010838602.XA CN202010838602A CN112013336B CN 112013336 B CN112013336 B CN 112013336B CN 202010838602 A CN202010838602 A CN 202010838602A CN 112013336 B CN112013336 B CN 112013336B
- Authority
- CN
- China
- Prior art keywords
- street lamp
- solar
- support tube
- lamp support
- fixedly connected
- 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
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims description 15
- 230000006698 induction Effects 0.000 claims description 4
- 238000005286 illumination Methods 0.000 abstract description 14
- 230000008859 change Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
- F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
- F21S9/03—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light
- F21S9/035—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator rechargeable by exposure to light the solar unit being integrated within the support for the lighting unit, e.g. within or on a pole
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/20—Arrangements for controlling solar heat collectors for tracking
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of lighting devices and discloses a device for changing the angle of a street lamp solar panel along with the rotation of the sun, which comprises a street lamp support tube, wherein a solar storage battery is fixedly connected to the rear part of the street lamp support tube, a driving motor is fixedly mounted on one side, close to the solar storage battery, of the street lamp support tube, an angle adjusting mechanism is fixedly connected to the upper part of the driving motor, the upper end of the angle adjusting mechanism is movably connected with the solar panel, a trigger device is fixedly mounted on the right lower part of the solar panel, a fixing frame is fixedly mounted at the upper end of the street lamp support tube, and a mounting rod is fixedly connected to the rear side of the solar panel. Experience the light source through the installation photo resistance, and then drive solar cell panel pivoted purpose, make solar cell panel change the angle along with irradiant change, the absorption solar energy of maximize, and then keep the luminance of night illumination and length of time of illumination, ensure the life and the property safety of pedestrian and vehicle at night.
Description
Technical Field
The invention relates to the technical field of lighting devices, in particular to a device for changing the angle of a solar panel of a street lamp along with the rotation of the sun.
Background
Solar street lamp is under intelligent antithetical couplet controller biological control daytime, and solar cell panel shines through solar energy, absorbs solar light and converts the electric energy into, and solar module charges to storage battery daytime, and storage battery provides electric power for the power supply of LED lamp light source evening, realizes the illumination function, and direct current controller can ensure that the battery is not damaged because of overcharging or overdischarging, possesses functions such as light-operated, time control, temperature compensation and lightning protection simultaneously, reverse polarity protection.
The solar street lamp is popularized and used in China in order to utilize new energy, cannot cause pollution when used, cannot be used as much as possible, and is widely popularized by the society.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a device for changing the angle of a solar panel of a street lamp along with the rotation of the sun, which has the advantages that the solar panel can be adjusted along with the illumination angle of the sun, the solar utilization rate is improved, and the illumination is sufficient, and solves the problems that the solar panel cannot rotate, the solar utilization rate is not high, and the illumination is insufficient.
(II) technical scheme
In order to realize the purposes that the solar cell panel can be adjusted along with the illumination angle of the sun, the solar utilization rate is improved, and the illumination is sufficient, the invention provides the following technical scheme: the utility model provides a device that street lamp solar cell panel changes angle along with sun rotation, includes street lamp support pipe, the rear fixedly connected with solar cell of street lamp support pipe, one side fixed mounting that street lamp support pipe is close to solar cell has driving motor, driving motor's top fixedly connected with angle adjustment mechanism, angle adjustment mechanism's upper end swing joint has solar cell panel, solar cell panel's right side below fixed mounting has trigger device, the upper end fixed mounting of street lamp support pipe has the mount, solar cell panel's rear side fixedly connected with installation pole.
The angle adjusting mechanism comprises a rotating column, the upper end of the rotating column is movably connected with a bevel semicircle, a rotating groove is formed in the upper end of the bevel semicircle, a rolling wheel is movably mounted at the upper end of the rotating groove, a connecting rod is fixedly mounted on the inner side of the rolling wheel, and a supporting rod is fixedly connected to the middle of the connecting rod.
The trigger device comprises an electromagnetic trigger device, a photosensitive induction element is fixedly mounted on the right side of the electromagnetic trigger device, a reset spring is movably mounted on the left side of the electromagnetic trigger device, a reset fixture block is fixedly connected to the left end of the reset spring, and a fixed fixture block is fixedly mounted on the left side of the reset fixture block.
Preferably, the rolling wheels are in one group, the number of the rolling wheels in one group is two, and the circle centers are fixedly connected through a connecting rod.
Preferably, the photosensitive sensing element is installed at the left lower end of the front surface of the solar cell panel and is electrically connected with the electromagnetic trigger device.
Preferably, one end of the fixed fixture block, which is close to the reset fixture block, is provided with a groove corresponding to the structure of the reset fixture block, and the interior of the reset spring is of a hollow structure when the reset spring contracts.
Preferably, the lower end of the fixing frame is fixedly connected with the street lamp support tube, and the outer side of the upper end of the fixing frame is provided with a connecting hole, so that the supporting rod is fixedly connected with the connecting rod through the hole.
Preferably, the middle part of the mounting rod is fixedly provided with the supporting rod, and two ends of the mounting rod are connected to the back of the solar cell panel through nuts and threads.
Preferably, the driving motor is fixedly installed inside the street lamp support tube, the solar storage battery is fixedly installed at the rear side of the street lamp support tube, and the solar storage battery is connected with the driving motor through electric connection
(III) advantageous effects
Compared with the prior art, the invention provides a device for changing the angle of a solar panel of a street lamp along with the rotation of the sun, which has the following beneficial effects:
this street lamp solar cell panel rotates the device that changes angle along with the sun, experiences the light source through installation photo resistance, and then drives solar cell panel pivoted purpose, makes solar cell panel change the angle along with irradiant change, and the absorption solar energy of maximize, and then keeps the luminance of night illumination and length of time of illumination, ensures the life and the property safety of pedestrian and vehicle at night.
Drawings
FIG. 1 is a schematic view of a backside connection structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic front view of the present invention after rotation;
FIG. 4 is a schematic view of an angle adjustment device according to the present invention;
FIG. 5 is a schematic view of the angle adjusting device of the present invention before rotation;
FIG. 6 is a schematic view of the angle adjusting device according to the present invention after rotation;
fig. 7 is a partially enlarged structural schematic diagram of the triggering device of the present invention.
In the figure: 1. a street lamp support tube; 2. a solar storage battery; 3. a drive motor; 4. an angle adjusting mechanism; 5. a solar panel; 6. triggering the machine; 7. a fixed mount; 8. mounting a rod; 41. rotating the column; 42. a bevel semicircle; 43. a rotating groove; 44. a rolling wheel; 45. a connecting rod; 46. a support bar; 61. an electromagnetic triggering device; 62. a photosensitive sensing element; 63. a return spring; 64. resetting the fixture block; 65. and fixing the clamping block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-7, a device for changing an angle of a street lamp solar panel along with rotation of the sun comprises a street lamp support tube 1, a solar storage battery 2 is fixedly connected to the rear of the street lamp support tube 1, a driving motor 3 is fixedly mounted on one side of the street lamp support tube 1 close to the solar storage battery 2, the driving motor 3 is fixedly mounted inside the street lamp support tube 1, the solar storage battery 2 is fixedly mounted on the rear side of the street lamp support tube 1, and the solar storage battery 2 is electrically connected with the driving motor 3. The top fixedly connected with angle adjustment mechanism 4 of driving motor 3, the upper end swing joint of angle adjustment mechanism 4 has solar cell panel 5, and solar cell panel 5's right side below fixed mounting has trigger device 6, and 1 upper end fixed mounting of street lamp stand pipe has mount 7, and mount 7 lower extreme and 1 fixed connection of street lamp stand pipe, the connecting hole has been seted up in the outside of mount 7 upper end for bracing piece 46 and connecting rod 45 clearing hole fixed connection. The rear side fixedly connected with installation pole 8 of solar cell panel 5, the middle part fixed mounting of installation pole 8 has bracing piece 46, and nut threaded connection is passed through at solar cell panel 5 in both ends.
The working principle is that the solar cell panel 5 has different initial angles according to different sunshine angles in different places, the light angle changes along with the time, the light cannot irradiate the photosensitive sensing element 62 at the lowest end of the solar cell panel 5, the photosensitive sensing element 62 stops working, the electromagnetic trigger device 61 electrically connected with the photosensitive sensing element stops working, the attraction force to the reset spring 63 stops, the reset spring 63 recovers the original length, the reset fixture block 64 fixedly connected with one end of the reset spring moves to the end of the fixed fixture block 65 and is clamped into the groove of the fixed fixture block 65 to trigger the driving motor 3 to rotate, the driving motor 3 drives the rotating column 41 to rotate, the bevel semicircle 42 fixedly connected with the rotating column 41 is fixedly connected to further drive the bevel semicircle 42 to rotate, the upper end of the bevel semicircle 42 is provided with the rotating groove 43, the rolling wheel 44 is movably arranged on the rotating groove 43, and the rolling wheel 44 is provided with a group, the number of the group is two, and the circle centers are fixedly connected through a connecting rod 45. Middle part fixedly connected with bracing piece 46 of connecting rod 45, the rotation of bevel connection semicircle 42 makes rolling wheel 44 self take place to rotate but not rotate around bevel connection semicircle 42 in the roll groove, utilize the difference in height at bevel connection semicircle 42 both ends to make bracing piece 46 produce the adjustment at both ends about, when photosensitive element 62 senses illumination again, with the electromagnetic trigger device of electricity connection reruns, appeal is regenerated to reset spring 63, make reset spring 63 drive reset fixture block 64 to electromagnetic induction device 61 one side removal, driving motor 3 stall.
In conclusion, this street lamp solar cell panel 5 rotates the device that changes angle along with the sun through installation photosensitive element 62 impression light source, and then drives solar cell panel 5 pivoted purpose, makes solar cell panel 5 change the angle along with the change of illumination, and the absorption solar energy of maximize, and then keeps the luminance of night illumination and the length of time of illumination, ensures the life and the property safety of pedestrian and vehicle at night.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a street lamp solar cell panel rotates device that changes angle along with the sun, includes street lamp support pipe (1), its characterized in that: the solar street lamp comprises a street lamp support tube (1), a solar storage battery (2) is fixedly connected to the rear of the street lamp support tube (1), a driving motor (3) is fixedly mounted on one side, close to the solar storage battery (2), of the street lamp support tube (1), an angle adjusting mechanism (4) is fixedly connected to the upper portion of the driving motor (3), a solar cell panel (5) is movably connected to the upper end of the angle adjusting mechanism (4), a trigger device (6) is fixedly mounted on the right lower portion of the solar cell panel (5), a fixing frame (7) is fixedly mounted on the upper end of the street lamp support tube (1), and a mounting rod (8) is fixedly connected to the rear side of the solar cell panel (5);
the angle adjusting mechanism (4) comprises a rotating column (41), the upper end of the rotating column (41) is movably connected with an oblique opening semicircle (42), the upper end of the oblique opening semicircle (42) is provided with a rotating groove (43), the upper end of the rotating groove (43) is movably provided with a rolling wheel (44), the inner side of the rolling wheel (44) is fixedly provided with a connecting rod (45), and the middle part of the connecting rod (45) is fixedly connected with a supporting rod (46);
the trigger device (6) comprises an electromagnetic trigger device (61), a photosensitive induction element (62) is fixedly mounted on the right side of the electromagnetic trigger device (61), a reset spring (63) is movably mounted on the left side of the electromagnetic trigger device (61), a reset fixture block (64) is fixedly connected to the left end of the reset spring (63), and a fixed fixture block (65) is fixedly mounted on the left side of the reset fixture block (64);
the photosensitive sensing element (62) is arranged at the left lower end of the front surface of the solar panel (5) and is electrically connected with the electromagnetic trigger device (61);
one end of the fixed clamping block (65) close to the reset clamping block (64) is provided with a groove corresponding to the structure of the reset clamping block (64), and the interior of the reset spring (63) is of a hollow structure when being contracted;
the lower end of the fixing frame (7) is fixedly connected with the street lamp support tube (1), and the outer side of the upper end of the fixing frame (7) is provided with a connecting hole, so that the supporting rod (46) is fixedly connected with the connecting rod (45) through the hole;
the middle part of the mounting rod (8) is fixedly provided with a supporting rod (46), and the two ends of the mounting rod are connected to the back of the solar cell panel (5) through nuts and threads.
2. The device for changing the angle of the solar panel of the street lamp along with the rotation of the sun according to claim 1, is characterized in that: the rolling wheels (44) are in one group, the number of the rolling wheels in one group is two, and the circle centers are fixedly connected through a connecting rod (45).
3. The device for changing the angle of the solar panel of the street lamp along with the rotation of the sun according to claim 1, is characterized in that: the street lamp support tube is characterized in that the driving motor (3) is fixedly installed inside the street lamp support tube (1), the solar storage battery (2) is fixedly installed on the rear side of the street lamp support tube (1), and the solar storage battery (2) is electrically connected with the driving motor (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010838602.XA CN112013336B (en) | 2020-08-19 | 2020-08-19 | Device for changing angle of street lamp solar cell panel along with rotation of sun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010838602.XA CN112013336B (en) | 2020-08-19 | 2020-08-19 | Device for changing angle of street lamp solar cell panel along with rotation of sun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112013336A CN112013336A (en) | 2020-12-01 |
| CN112013336B true CN112013336B (en) | 2022-06-14 |
Family
ID=73505041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010838602.XA Active CN112013336B (en) | 2020-08-19 | 2020-08-19 | Device for changing angle of street lamp solar cell panel along with rotation of sun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112013336B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115404797B (en) * | 2022-08-30 | 2024-05-31 | 枣庄高新区立正建筑工程有限公司 | Solar lighting equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209893286U (en) * | 2019-07-06 | 2020-01-03 | 广东潮鑫建设工程有限公司 | Solar energy illuminating lamp |
| CN110720391A (en) * | 2019-11-20 | 2020-01-24 | 杨高荣 | Agricultural photovoltaic water planting vegetable greenhouse with automatic illumination adjustment function |
| CN110849092A (en) * | 2019-11-21 | 2020-02-28 | 湖州鑫丰针织服装有限公司 | Cloth drying device is followed spot in automation of weaving usefulness |
| CN110868144A (en) * | 2019-11-29 | 2020-03-06 | 孙倩兰 | Adjustable photovoltaic panel mounting bracket for distributed photovoltaic power station |
-
2020
- 2020-08-19 CN CN202010838602.XA patent/CN112013336B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209893286U (en) * | 2019-07-06 | 2020-01-03 | 广东潮鑫建设工程有限公司 | Solar energy illuminating lamp |
| CN110720391A (en) * | 2019-11-20 | 2020-01-24 | 杨高荣 | Agricultural photovoltaic water planting vegetable greenhouse with automatic illumination adjustment function |
| CN110849092A (en) * | 2019-11-21 | 2020-02-28 | 湖州鑫丰针织服装有限公司 | Cloth drying device is followed spot in automation of weaving usefulness |
| CN110868144A (en) * | 2019-11-29 | 2020-03-06 | 孙倩兰 | Adjustable photovoltaic panel mounting bracket for distributed photovoltaic power station |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112013336A (en) | 2020-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112013336B (en) | Device for changing angle of street lamp solar cell panel along with rotation of sun | |
| CN212034062U (en) | Solar energy support for street lamp | |
| CN109027926A (en) | A kind of solar street light that generating effect is good | |
| CN110145717B (en) | Novel solar street lamp | |
| CN211475761U (en) | Snow-accumulation-preventing solar street lamp for urban illumination | |
| CN110906261A (en) | LED street lamp convenient to angle modulation | |
| CN108462451B (en) | Solar photovoltaic window type full-automatic adjusting frame | |
| CN215675010U (en) | Solar street lamp with adjustable solar panel | |
| CN216047377U (en) | Sun-tracking solar street lamp without photoelectric sensor | |
| CN210120523U (en) | Light pollution protector | |
| CN209511840U (en) | A kind of solar energy fix stably wind proof solar street light | |
| CN111140803B (en) | Solar street lamp | |
| CN113587024A (en) | Solar street lamp that non-induction type was tracked | |
| CN108540062B (en) | Anti-dazzling solar electric vehicle convenient to clean | |
| CN219510669U (en) | LED illumination street lamp | |
| CN205678581U (en) | A kind of new type solar energy street lamp | |
| CN218523487U (en) | Solar street lamp convenient for wiring | |
| CN218237288U (en) | Self-resetting sun-chasing type integrated solar street lamp | |
| CN220228807U (en) | Solar street lamp with adjustable solar cell panel angle | |
| CN217209171U (en) | Street lamp based on solar lithium battery intelligent control | |
| CN210717324U (en) | Controllable energy-saving bridge lighting device | |
| CN215411669U (en) | Solar street lamp with multiple light source effects | |
| CN109185812A (en) | A kind of renewable energy integrated form power generation road lamp | |
| CN219875642U (en) | Lighting facility power supply device | |
| CN220673696U (en) | Photovoltaic view device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | 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: 20220531 Address after: 529000 floor 3, building 1, No. 75, Nanhua East Road, Hetang Town, Pengjiang district, Jiangmen City, Guangdong Province Applicant after: Jiangmen Sanying Lighting Co.,Ltd. Address before: No.9, yantougong, Henggang village, Luoyang Town, Taishun County, Wenzhou City, Zhejiang Province Applicant before: Qi Qiumei |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |