CN105065177A - Device for generating power through kinetic energy of flowing water - Google Patents
Device for generating power through kinetic energy of flowing water Download PDFInfo
- Publication number
- CN105065177A CN105065177A CN201510567529.6A CN201510567529A CN105065177A CN 105065177 A CN105065177 A CN 105065177A CN 201510567529 A CN201510567529 A CN 201510567529A CN 105065177 A CN105065177 A CN 105065177A
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- Prior art keywords
- bearing
- buoyancy tank
- shaft
- group
- generator
- 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.)
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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 230000005611 electricity Effects 0.000 claims description 12
- 239000007769 metal material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000007667 floating Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 6
- 238000004134 energy conservation Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/20—Hydro energy
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- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
A device for generating power through kinetic energy of flowing water is composed of a floating box, guiding and fixing rods, guiding rings, connecting rods, a water wheel blade disk, a driving shaft, a first bearing assembly, a driving gear, a second bearing assembly, a driven shaft, a driven gear and a power generator. The eight guiding rings are divided into four sets and installed at the upper ends and the lower ends of the left side and the right side of the floating box respectively. The four guiding and fixing rods are sleeved with the four sets of guiding rings respectively. The two connecting rods are installed at the upper ends of the four guiding and fixing rods respectively. The water wheel blade disk is installed at the left front end of the driving shaft. The driving gear is installed at the right front end of the driving shaft. The driven gear is installed at the left front end of the driven shaft. The driving shaft and the driven shaft are sleeved with a bearing inner ring of the first bearing assembly and a bearing inner ring of the second bearing assembly respectively. The left front end of a rotor shaft of the power generator is installed at the right front end of the driven shaft. The driving shaft, the driving gear, the first bearing assembly, the second bearing assembly, the driven shaft, the driven gear and the power generator are installed at the outer upper end of the floating box. No matched facilities need to be established for the device for generating power through kinetic energy of the flowing water, and disposable energy does not need to be used.
Description
Technical field
The present invention relates to small-sized electric generating apparatus, especially do not need dynamic power machine (as diesel engine, petrol engine) drive the rotor of generator, reach the object of saving the energy, also complicated auxiliary facility need be set up unlike ordinary water power station, accomplish that cost is low, can be arranged on river bank as required pulls in shore Anywhere, automatically working state can be regulated along with the water level depth change of river, under the kinetic energy effect of flowing river, coordinate through associated mechanisms, the rotor of generator can rotate thus generator sends electric energy, for a kind of equipment utilizing flow kinetic energy to generate electricity in front yard along the river and at home.
Background technique
At present, existing use dynamic power machine (as diesel engine, petrol engine) is as the small generator driving power, because needs use the disposable energy, energy-conservation effect can not be reached, and existing hydroelectric power plant, because needs set up power plant building and other auxiliary facility thereof, not only construction cost is high, is also not suitable for the use of single family.
Summary of the invention
In order to overcome existing use dynamic power machine (as diesel engine, petrol engine) as the small generator driving power, because needs use the disposable energy, energy-conservation effect can not be reached, and existing hydroelectric power plant, because needs set up power plant building and other auxiliary facility thereof, its construction cost is high, be not suitable for the drawback that single family uses, the invention provides one does not need dynamic power machine (as diesel engine, petrol engine) drive the rotor of generator, reach the object of saving the energy, also complicated auxiliary facility need be set up unlike ordinary water power station, accomplish that cost is low, can be arranged on river bank as required pulls in shore Anywhere, automatically working state can be regulated along with the water level depth change of river, under the kinetic energy effect of flowing river, coordinate through associated mechanisms, the rotor of generator can rotate thus generator sends electric energy, for a kind of equipment utilizing flow kinetic energy to generate electricity in front yard along the river and at home.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of equipment utilizing flow kinetic energy to generate electricity, it is characterized in that by buoyancy tank, fixed guide fixed pole, guide collar, connecting rod, water blade disk, driving shaft, clutch shaft bearing assembly, driving gear, second bearing unit, driven shaft, driven gear and generator are formed, buoyancy tank, fixed guide fixed pole, guide collar, connecting rod, water blade disk, driving shaft, clutch shaft bearing assembly, driving gear, second bearing unit, driven shaft, driven gear is metal material, guide collar has eight and is divided into four groups, wherein one group of guide collar is arranged on upper and lower two of buoyancy tank left-external side front end, second group of guide collar is arranged on upper and lower two of buoyancy tank left-external side rear end, 3rd group of guide collar is arranged on upper and lower two of the right outside front ends of buoyancy tank, 4th group of guide collar is arranged on upper and lower two of buoyancy tank right outside rear flank end, fixed guide fixed pole has four, often propping up fixed guide fixed pole lower end is sharp cone distal, first fixed guide fixed pole is enclosed within first group of guide collar, second fixed guide fixed pole is enclosed within second group of guide collar, 3rd fixed guide fixed pole is enclosed within the 3rd group of guide collar, 4th fixed guide fixed pole is enclosed within the 4th group of guide collar, connecting rod has two, wherein a connecting rod rear and front end is arranged on first fixed guide fixed pole and second fixed guide fixed pole upper end respectively, another connecting rod rear and front end is arranged on the 3rd fixed guide fixed pole and the 4th fixed guide fixed pole upper end respectively, water blade disk is arranged on driving shaft left end, clutch shaft bearing assembly has two groups, often organize bearing unit to be made up of bearing support and bearing, the bearing inner race of two groups of bearing uniies wherein one group of bearing unit is enclosed within the middle part of driving shaft, the bearing inner race of two groups of another group bearing uniies of bearing unit is enclosed within the right part of driving shaft, clutch shaft bearing assembly is arranged on the outside upper left part of buoyancy tank, the driving gear number of teeth has 77 teeth, driving gear is arranged on the low order end of driving shaft, the driven gear number of teeth has 11 teeth, driven gear is arranged on the left front end of driven shaft, second bearing unit has two groups, often organize bearing unit to be made up of bearing support and bearing, the bearing inner race of two groups of bearing uniies wherein one group of bearing unit is enclosed within the left part of driven shaft, the bearing inner race of two groups of another group bearing uniies of bearing unit is enclosed within the right part of driven shaft, second bearing unit is arranged on the outside upper middle part of buoyancy tank, generator is arranged on the outside upper right part of buoyancy tank, the left front end of rotor shaft of generator is arranged on the right front ends of driven shaft.
Described buoyancy tank freely moves up and down along four fixed guide fixed poles by eight guide collar of the left and right sides.
Described buoyancy tank is sealing configuration, and the floatage energy that buoyancy tank produces makes buoyancy tank top float on the surface with the parts being arranged on the outer upper end of buoyancy tank.
Described water blade disk is provided with three blades.
After described driving gear and driven gear are in place, driving gear and driven gear engagement.
When described water blade disk is rotated by water impact, driving shaft, driving gear can rotate thereupon, and driving gear drives the rotor shaft of driven gear, driven shaft and generator to rotate.
The outer upper end of described generator is provided with Lock gate, and generator amature bearing is provided with water seal, prevents outside water from entering generator through generator casing and rotor bearing, causes generator to damage.
Before the present invention uses, select the position pulled in shore in a river bank, place as required, with hammer, four fixed guide fixed poles are down knocked respectively, four fixed guide fixed pole bottoms are goed deep into bottom riverbed respectively, under the buoyancy of water of river, buoyancy tank can regulate working state automatically along with the change of river water level, when river water level raises, buoyancy tank is moved upward along four fixed guide fixed poles respectively by four groups of guide collar, when water level reduces, buoyancy tank is moved downward along four fixed guide fixed poles respectively by four groups of guide collar, buoyancy tank is under the floating function of river, when top floats on the surface, a blade 2/3rds of water blade disk lower end is positioned under river waterline.Beneficial effect of the present invention is: when the river of flowing impacts the blade of water blade disk, and during the blade rotary of water blade disk, under associated mechanisms effect, the rotor shaft of generator can rotate, thus generator sends electric energy; When needs are transformed into other local use, four fixed guide fixed poles are extracted bottom riverbed, can reuse in the place reselected.The present invention does not need foundation to support the use facility specially, addressing can use as required, and not need to use the disposable energy, reach cost low, easy to use and energy-conservation object.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention will be further described.
Fig. 1 is structural representation of the present invention.
In Fig. 1,1 is buoyancy tank, and 2-1,2-2,2-3,2-4 are fixed guide fixed poles, 3-1,3-2,3-3,3-4,3-5,3-6,3-7,3-8 are guide collar, 4-1,4-2 are connecting rods, and 5 is water blade disk, and 6 is driving shafts, 7-1,7-2 are clutch shaft bearing assemblies, 8 is driving gears, and 9-1,9-2 are the second bearing uniies, and 10 is driven shafts, 11 is driven gears, and 12 is generators.
Embodiment
Shown in Fig. 1, a kind of equipment utilizing flow kinetic energy to generate electricity, by buoyancy tank 1, fixed guide fixed pole 2-1, 2-2, 2-3, 2-4, guide collar 3-1, 3-2, 3-3, 3-4, 3-5, 3-6, 3-7, 3-8, connecting rod 4-1, 4-2, water blade disk 5, driving shaft 6, clutch shaft bearing assembly 7-1, 7-2, driving gear 8, the second bearing unit 9-1, 9-2, driven shaft 10, driven gear 11 and generator 12 are formed, buoyancy tank 1, fixed guide fixed pole 2-1, 2-2, 2-3, 2-4, guide collar 3-1, 3-2, 3-3, 3-4, 3-5, 3-6, 3-7, 3-8, connecting rod 4-1, 4-2, water blade disk 5, driving shaft 6, clutch shaft bearing assembly 7-1, 7-2, driving gear 8, the second bearing unit 9-1, 9-2, driven shaft 10, driven gear 11 is metal material, and guide collar has eight and is divided into four groups, wherein one group of guide collar 3-1, 3-2 is arranged on upper and lower two of buoyancy tank 1 left-external side front end, second group of guide collar 3-3, 3-4 is arranged on upper and lower two of buoyancy tank 1 left-external side rear end, the 3rd group of guide collar 3-5, 3-6 is arranged on upper and lower two of the right outside front ends of buoyancy tank 1, the 4th group of guide collar 3-7, 3-8 is arranged on upper and lower two of buoyancy tank 1 right outside rear flank end, and fixed guide fixed pole has four, and often propping up fixed guide fixed pole lower end is sharp cone distal, and first fixed guide fixed pole 2-1 overlaps one group of guide collar 3-1 wherein, in 3-2, second fixed guide fixed pole 2-2 is enclosed within second group of guide collar 3-3, in 3-4, the 3rd fixed guide fixed pole 2-3 is enclosed within the 3rd group of guide collar 3-5, in 3-6, the 4th fixed guide fixed pole 2-4 is enclosed within the 4th group of guide collar 3-7, in 3-8, connecting rod has two, wherein a connecting rod 4-1 rear and front end is arranged on first fixed guide fixed pole 2-1 and second fixed guide fixed pole 2-2 upper end respectively, another connecting rod 4-2 rear and front end is arranged on the 3rd fixed guide fixed pole 2-3 and a 4th fixed guide fixed pole 2-4 upper end respectively, water blade disk 5 is arranged on driving shaft 6 left end, clutch shaft bearing assembly has two groups, often organize bearing unit to be made up of bearing support and bearing, the bearing inner race of two groups of bearing uniies wherein one group of bearing unit 7-1 is enclosed within the middle part of driving shaft 6, the bearing inner race of two groups of another group bearing unit of bearing unit 7-2 is enclosed within the right part of driving shaft 6, clutch shaft bearing assembly 7-1, 7-2 is arranged on the outside upper left part of buoyancy tank 1, driving gear 8 number of teeth has 77 teeth, driving gear 8 is arranged on the low order end of driving shaft 6, driven gear 11 number of teeth has 11 teeth, driven gear 11 is arranged on the left front end of driven shaft 10, second bearing unit has two groups, often organize bearing unit to be made up of bearing support and bearing, the bearing inner race of two groups of bearing uniies wherein one group of bearing unit 9-1 is enclosed within the left part of driven shaft 10, the bearing inner race of two groups of another group bearing unit of bearing unit 9-2 is enclosed within the right part of driven shaft 10, the second bearing unit 9-1, 9-2 is arranged on the outside upper middle part of buoyancy tank 1, and generator 12 is arranged on the outside upper right part of buoyancy tank 1, and the left front end of rotor shaft of generator 12 is arranged on the right front ends of driven shaft 10.Buoyancy tank 1 freely moves up and down along four fixed guide fixed pole 2-1,2-2,2-3,2-4 by eight guide collar 3-1 of the left and right sides, 3-2,3-3,3-4,3-5,3-6,3-7,3-8.Buoyancy tank 1 is sealing configuration, and the floatage energy that buoyancy tank 1 produces makes buoyancy tank 1 top float on the surface with the parts being arranged on the outer upper end of buoyancy tank 1.Water blade disk 5 is provided with three blades.After driving gear 8 and driven gear 11 are in place, driving gear 8 and driven gear 11 engage.When water blade disk 5 is rotated by water impact, driving shaft 6, driving gear 8 can rotate thereupon, and driving gear 8 drives the rotor shaft of driven gear 11, driven shaft 10 and generator 12 to rotate.The outer upper end of generator 12 is provided with Lock gate, and generator 12 rotor bearing is provided with water seal, prevents outside water from entering generator 12 through generator 12 shell and rotor bearing inner, causes generator 12 to damage.Before the present invention uses, select the position pulled in shore in a river bank, place as required, with hammer four fixed guide fixed pole 2-1, 2-2, 2-3, 2-4 down knocks respectively, make four fixed guide fixed pole 2-1, 2-2, 2-3, 2-4 bottom is goed deep into bottom riverbed respectively, under the buoyancy of water of river, buoyancy tank 1 can regulate working state automatically along with the SEA LEVEL VARIATION of river, when river water level raises, buoyancy tank 1 is by four groups of guide collar 3-1, 3-2, 3-3, 3-4, 3-5, 3-6, 3-7, 3-8 is respectively along four fixed guide fixed pole 2-1, 2-2, 2-3, 2-4 moves upward, when water level reduces, buoyancy tank 1 is by four groups of guide collar 3-1, 3-2, 3-3, 3-4, 3-5, 3-6, 3-7, 3-8 is respectively along four fixed guide fixed pole 2-1, 2-2, 2-3, 2-4 moves downward, buoyancy tank 1 is under the floating function of river, when top floats on the surface, a blade 2/3rds of water blade disk 5 lower end is positioned under river waterline, when the river flowed impacts three blades of water blade disk 5, the blade of water blade disk 5 can rotate, then, water blade disk 5 drives driving shaft 6, driving gear 8 rotates, and after driving gear 8 rotates, the driven gear 11 that drive and driving gear 8 engage rotates, the rotor shaft that driven gear 11 rotates rear drive electrical generators 12 rotates, so under electromagnetic induction effect, generator 12 sends electric energy for user.
Claims (7)
1. the equipment utilizing flow kinetic energy to generate electricity, it is characterized in that by buoyancy tank, fixed guide fixed pole, guide collar, connecting rod, water blade disk, driving shaft, clutch shaft bearing assembly, driving gear, second bearing unit, driven shaft, driven gear and generator are formed, buoyancy tank, fixed guide fixed pole, guide collar, connecting rod, water blade disk, driving shaft, clutch shaft bearing assembly, driving gear, second bearing unit, driven shaft, driven gear is metal material, guide collar has eight and is divided into four groups, wherein one group of guide collar is arranged on upper and lower two of buoyancy tank left-external side front end, second group of guide collar is arranged on upper and lower two of buoyancy tank left-external side rear end, 3rd group of guide collar is arranged on upper and lower two of the right outside front ends of buoyancy tank, 4th group of guide collar is arranged on upper and lower two of buoyancy tank right outside rear flank end, fixed guide fixed pole has four, often propping up fixed guide fixed pole lower end is sharp cone distal, first fixed guide fixed pole is enclosed within first group of guide collar, second fixed guide fixed pole is enclosed within second group of guide collar, 3rd fixed guide fixed pole is enclosed within the 3rd group of guide collar, 4th fixed guide fixed pole is enclosed within the 4th group of guide collar, connecting rod has two, wherein a connecting rod rear and front end is arranged on first fixed guide fixed pole and second fixed guide fixed pole upper end respectively, another connecting rod rear and front end is arranged on the 3rd fixed guide fixed pole and the 4th fixed guide fixed pole upper end respectively, water blade disk is arranged on driving shaft left end, clutch shaft bearing assembly has two groups, often organize bearing unit to be made up of bearing support and bearing, the bearing inner race of two groups of bearing uniies wherein one group of bearing unit is enclosed within the middle part of driving shaft, the bearing inner race of two groups of another group bearing uniies of bearing unit is enclosed within the right part of driving shaft, clutch shaft bearing assembly is arranged on the outside upper left part of buoyancy tank, the driving gear number of teeth has 77 teeth, driving gear is arranged on the low order end of driving shaft, the driven gear number of teeth has 11 teeth, driven gear is arranged on the left front end of driven shaft, second bearing unit has two groups, often organize bearing unit to be made up of bearing support and bearing, the bearing inner race of two groups of bearing uniies wherein one group of bearing unit is enclosed within the left part of driven shaft, the bearing inner race of two groups of another group bearing uniies of bearing unit is enclosed within the right part of driven shaft, second bearing unit is arranged on the outside upper middle part of buoyancy tank, generator is arranged on the outside upper right part of buoyancy tank, the left front end of rotor shaft of generator is arranged on the right front ends of driven shaft.
2. a kind of equipment utilizing flow kinetic energy to generate electricity according to claim 1, is characterized in that buoyancy tank freely moves up and down along four fixed guide fixed poles by eight guide collar of the left and right sides.
3. a kind of equipment utilizing flow kinetic energy to generate electricity according to claim 1, is characterized in that buoyancy tank is sealing configuration, and the floatage energy that buoyancy tank produces makes buoyancy tank top float on the surface with the parts being arranged on the outer upper end of buoyancy tank.
4. a kind of equipment utilizing flow kinetic energy to generate electricity according to claim 1, is characterized in that water blade disk being provided with three blades.
5. a kind of equipment utilizing flow kinetic energy to generate electricity according to claim 1, after it is characterized in that driving gear and driven gear are in place, driving gear and driven gear engagement.
6. a kind of equipment utilizing flow kinetic energy to generate electricity according to claim 1, when it is characterized in that water blade disk is rotated by water impact, driving shaft, driving gear can rotate thereupon, and driving gear drives the rotor shaft of driven gear, driven shaft and generator to rotate.
7. a kind of equipment utilizing flow kinetic energy to generate electricity according to claim 1, it is characterized in that the outer upper end of generator is provided with Lock gate, generator amature bearing is provided with water seal, prevents outside water from entering generator through generator casing and rotor bearing, cause generator to damage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567529.6A CN105065177B (en) | 2015-09-09 | 2015-09-09 | A kind of equipment to be generated electricity using flow kinetic energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510567529.6A CN105065177B (en) | 2015-09-09 | 2015-09-09 | A kind of equipment to be generated electricity using flow kinetic energy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105065177A true CN105065177A (en) | 2015-11-18 |
| CN105065177B CN105065177B (en) | 2017-11-14 |
Family
ID=54494652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510567529.6A Expired - Fee Related CN105065177B (en) | 2015-09-09 | 2015-09-09 | A kind of equipment to be generated electricity using flow kinetic energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105065177B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107091189A (en) * | 2017-05-12 | 2017-08-25 | 防城港市水利水电勘测设计院 | A kind of suspension water generating electrical storage device |
| CN107100780A (en) * | 2017-05-08 | 2017-08-29 | 罗朝霞 | Modular water power generation device |
| CN108915941A (en) * | 2018-07-03 | 2018-11-30 | 温州冲亚电子科技有限公司 | A kind of bank formula wave-energy power generation equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200971831Y (en) * | 2006-11-17 | 2007-11-07 | 王波 | Flow generator |
| CN201794701U (en) * | 2010-07-02 | 2011-04-13 | 纪洪滨 | Hydroelectric generator system |
| CN202926509U (en) * | 2012-10-26 | 2013-05-08 | 范文祥 | Hydroelectric generation device |
-
2015
- 2015-09-09 CN CN201510567529.6A patent/CN105065177B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200971831Y (en) * | 2006-11-17 | 2007-11-07 | 王波 | Flow generator |
| CN201794701U (en) * | 2010-07-02 | 2011-04-13 | 纪洪滨 | Hydroelectric generator system |
| CN202926509U (en) * | 2012-10-26 | 2013-05-08 | 范文祥 | Hydroelectric generation device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107100780A (en) * | 2017-05-08 | 2017-08-29 | 罗朝霞 | Modular water power generation device |
| CN107091189A (en) * | 2017-05-12 | 2017-08-25 | 防城港市水利水电勘测设计院 | A kind of suspension water generating electrical storage device |
| CN108915941A (en) * | 2018-07-03 | 2018-11-30 | 温州冲亚电子科技有限公司 | A kind of bank formula wave-energy power generation equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105065177B (en) | 2017-11-14 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Jingqiang Inventor after: Liu Qianyu Inventor before: Bai Shuchun |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170930 Address after: 271000 Shandong Province, Tai'an city Taishan District Daizong Street No. 61 Applicant after: Shandong Agricultural University Address before: The northern section of the town of Xindu Baoguang Avenue in Xindu District of Chengdu city in Sichuan province 610500 No. 99 of No. 7 Applicant before: Bai Shuchun |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 Termination date: 20180909 |