CN203702440U - Lower swing plate type sea wave power generator - Google Patents
Lower swing plate type sea wave power generator Download PDFInfo
- Publication number
- CN203702440U CN203702440U CN201320619138.0U CN201320619138U CN203702440U CN 203702440 U CN203702440 U CN 203702440U CN 201320619138 U CN201320619138 U CN 201320619138U CN 203702440 U CN203702440 U CN 203702440U
- Authority
- CN
- China
- Prior art keywords
- swing
- oil
- hydraulic motor
- way flow
- energy
- 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.)
- Expired - Fee Related
Links
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
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
A lower swing plate type sea wave power generator mainly comprises a rack, swing plates, swing shafts, a one-way flow-collecting valve, swing cylinders, a hydraulic motor and a power generator, wherein when sea waves push the swing plates, the swing shafts connected with the swing plates are rotated and rotate blades of the swing cylinders to swing, the blades swing to extrude pressure oil, each swing cylinder is provided with two oil ports, the oil enters and leaves the oil ports alternately along with swing, the oil enters the one-way flow-collecting valve through oil delivery pipelines, the pressure oil is output by an oil delivery port of the one-way flow-collecting valve after being rectified by the one-way flow-collecting valve, and the pressure oil is sucked by an oil suction port of the one-way flow-collecting valve, so that the unidirectionality of oil delivery and oil suction is realized; the one-way flow-collecting valve is provided with an energy accumulator to absorb or supplement super-high pressure and under-pressure of the output pressure oil of the swing cylinders, so that the output pressure oil is stable; the pressure oil output by the one-way flow-collecting valve is delivered to the hydraulic motor through the oil delivery pipelines to drive the hydraulic motor to rotate, and the hydraulic motor drives the power generator through a connecting shaft to rotate to generate power.
Description
Technical field: belong to ocean development and power generation industries technical field.
Background technique:
Wind wave, wave stores energy with the form of potential energy and kinetic energy, the principle of ocean wave generator is to utilize the acting of wave energy and the motion of oscillating lifting that Wave energy is converted into mechanical energy to use, and the mechanical energy that re-uses conversion drives electricity generating device to produce electric energy.
In the nineties in last century, island, Scotland Ao Silei flutters and builds up 75 kilowatts and 20000 kilowatts of oscillating water columns and fixing core station seashore.First business-like Wave power generation device of the whole world is to start to build 2000KW level Wave power generation device in river mouth, Britain Clyde gulf in August nineteen ninety-five, and can produce standing wave energy density in November, 2000 at the family expenses bank ripple generator set of the 500kW level capacity of Scotland Dao Ailai island construction is 25 kilowatts of/meter of electric weight.Having developed electric motor power in the national engineering laboratory of Britain of Scotland Ao Texilaier is the hollow corrugated pipe pump wave-generator formula whirlpool production facility of 11000 kilowatts.
Research Emphasis of today is the research and development that high efficiency wave energy utilized to technology to the research of mechanical transformation of energy and wave, achievement wherein comprises the wave energy power generation ship of called after " hamming ", there is the power station with breakwater function of 60 kw of power, the device that pendulum wave-wave energy utilizes, power reaches the bank formula power station of 40kw, " " formula is floated wave energy electricity generating device to whale, tank type wave energy generating set, apparatus for generating electricity by wave force etc. that air pressure drives.
China is since 1986, build the wave-power plant of 3KW power stage on island, the Zhan great Wanshan Mountain, the mouth of the Zhujiang River, and be transformed into a power station up to 20 kilowatts at ensuing several years, the tested results the correlation study researchs of 96 years shows, 20kW hydroelectric wave generator average output power is 5.5～6kW, peak power can reach 15.5kW, has the top level that has reached the world in the ability of the average capture width ratio of total energy of 20%～40% scope.
Meanwhile; Guangzhou Univ Singapore of Energy Research Institute has built a 100KW wave-power plant under the planning of the Department of Science and Technology in Shanyi City, Guangdong Province; the maximum feature in power station be provided with on the coast one with the electricity generating device of the concussion water column type wave energy of electrical network concurrent working; be provided with simultaneously can be under overload situations self-discharging device; prevent overtension; prevent the automatic safety device that wave energy is too high, power protection.Simultaneously these functions are automatically carried out under computer control, have reduced manually-operated hysteresis quality, have promoted speed and the levels of precision controlled, make the technology of utilizing of tidal energy more step a step near to the direction of production application.In a word, the energy wave of China, although it is more late to start to walk to compare other developed countries, in the process of developmental research, its energy technology has approached ripe increasingly.Rapid microwave, commercialization power generating equipment technology, the miniaturization of bank formula power generating equipment enters into people's real life gradually in the whole world.It is large that wave energy in ocean has reserves, renewable, and free of contamination a lot of outstanding features are utilized the energy of wave, are very promising technical research directions.
In the development process of Wave energy, efficient switch technology, how to be great studying a question high efficiency wave energy utilization by us always, because the different stability of the conversion equipment of ripple electricity generating device, uncertain property with environment, some problems outside design are often caused, limited energy density in addition, conversion efficiency is low, all further draw high the cost of wave-energy power generation, therefore improved the utilization rate of Wave energy, reduced the cost of production of wave-energy power generation and become the target that wave power generation present stage should emphasis pursues.
Wave energy power generation wherein basic linear problem major part in design studies can solve, but as for non-linear problem, particularly the day by day urgent problem of non-linear stochastic needs to spend plenty of time experiment and demonstration, and the main themes comprises: equipment and the frequency analysis of the real ripple oceanic prediction of the performance ability of the nonlinear stochastic system of implementing hydrodynamic analysis linear energy ripple.If can be good at addressing these problems, certainly will be able to cause a new technological revolution of wave power utilization, even have influence on the future plan of global renewable energy sources.Core Technology Research in the use of the wave energy comprises assembles ripple and phase techniques, the analytical calculation of wave force load and the maintenance of machine of ocean environment, equipment wave energy source technology is in construction project and shipbuilding, the design of irregular wave energy wave equipment and optimization Research on Logistic Operation turbine alternative flows, technology tide energy independence and stable generation technology.
In a word, increasingly mature along with technology, wave energy utilization, wave-energy power generation will play a role aspect more.
Model utility content:
This programme relates to a kind of lower pendulum-type ocean wave generator, mainly by frame, and bottom plate, axle, unidirectional combiner valve, swing cylinder, oil hydraulic motor and generator composition.
Working principle has been wave stroke pendulum plate, because making to put plate, the thrust of wave swings, therefore also huge strength makes axle that large swing occur, axle drives coupled swing cylinder that mechanical energy is changed into hydraulic energy, through unidirectional combiner valve, being input in oil hydraulic motor, is the rotation that makes oil hydraulic motor lasting, drives generator to produce electric energy by it.
Scheme one: put board-like ocean wave generator, it waves back shaft, pendulum plate, swing cylinder, unidirectional combiner valve, oil hydraulic motor and generator etc. by upper horizontal type and forms, when it utilizes the wave energy that swings of transverse movement to the direct frontal impact of the lower plate of laterally heading sea be, the plate that makes to head sea does waving of left and right, drive swing cylinder two-way work doing by the fork being attached thereto, swing cylinder pressure oil output, enter unidirectional combiner valve, its output uniaxial pressure oil, drive oil hydraulic motor, hydraulic motor output shaft drives generator generating.
Lower pendulous type wave power generating device is to improve the energy absorption efficiency of pendulum mass and the energy conversion efficiency of hydraulic system, adopts three pendulum plates to be arranged in parallel, and allows pendulum plate absorb fully energy and swings.
Major component is divided into frame, bottom plate, axle, swing cylinder, six part compositions of oil hydraulic motor and generator.Working principle is to be that pendulum plate swings by the thrust of wave, drives the swing cylinder being connected with swing axis that mechanical energy is changed into hydraulic energy, makes the lasting rotation of oil hydraulic motor by these hydraulic energies, drives generator to produce electric energy.
Scheme two, structure forms
(1) frame
Frame is by mountion plate, and supporting post and sealed compartment composition, use steel frame construction, and the devices such as generator should do corresponding waterproofing design, on sealing cover, should have seal ring, and flexible pipe joint also arranges sealing.
(2) pendulum plate
Pendulum plate will have enough anti-corrosion capacitys, and the reduction weight of trying one's best on this basis, because pendulum plate is very large, thus manufacturing, transport, the aspect of installation, adopts splicing structure, reduces costs, and simplifies step.
(3) swing cylinder
Wave is the periodicity energy of parallel single direction, considers the feature of wave energy, therefore swing cylinder will carry out independent design.Wave promotes pendulum plate swings swing cylinder inside, owing to only can being less than the swing of 180 degree, therefore should make full use of the swing type energy of both direction back and forth, therefore pumping cylinder and piston should have symmetry properties, and owing to swinging for a long time to-and-fro motion, the fatigue strength of material pump is also had to higher requirement.Consider the characteristic of the independent design of the pump housing, therefore should consider the preparation process of pump, the problems such as cost are optimized as far as possible.
(4) oil hydraulic motor and generator
The wave of considering is in the difference of the frequency speed of various places, therefore require to have higher normal operation interval.
Scheme three, swing cylinder structural design
(1) swing cylinder
Swing cylinder is to convert the pressure energy of liquid to swinging mechanical energy, and the working principle of swing cylinder is that the change by sealed volume is large and dwindle, and makes the pressure that changes in cylinder, and oil is because the variation of pressure realizes and is inhaled into or extrudes.
Its structure is set to:
1. in the pump housing, be provided with enough seal operation volumes, and this volume should be able to repeat the ground variable volume of periodic regularity;
2. be provided with supporting tank mounting, volume expand time mailbox to pump housing transferring oil, when volume reduces to system force feed.
3. swing cylinder is set to, and cylinder body is motionless, and swing axis swings, and the output of swing axis both-end, and swing axis is connected with pendulum plate, and cylinder body is connected with frame.
Pendulum plate and Spindle Links organization plan:
Between axle and pendulum plate, use link, link is inserted in axle, connected with key, and screw link pendulum plate for the link the other end, arranges link, realizes and decomposes installation.
Pendulum plate structure scheme:
Staggered assembled by I-steel, complete assembled after, use sheet metal covered structure, filled polyurethane material, smears rust proof paint on surface afterwards.
Scheme three, the general structure of lower pendulum-type ocean wave generator and working principle
When wave promotes pendulum plate, the swing axis being connected with pendulum plate is rotated, swing axis will rotate the blade oscillating of swing cylinder, blade oscillating squeezes out pressure oil, swing cylinder is provided with two hydraulic fluid ports, along with swing, replace into, fuel-displaced, enter unidirectional combiner valve through transport pipe, after unidirectional combiner valve rectification, send hydraulic fluid port pressure oil output by unidirectional combiner valve, the inlet port suction pressure oil of unidirectional combiner valve, the one-way of oily oil suction is sent in realization, unidirectional combiner valve is provided with accumulator, absorb or augment the high pressure and under-voltage excessively of swing cylinder pressure oil output, realize pressure oil output steady, the pressure oil of unidirectional combiner valve output, be transported to oil hydraulic motor through pipeline road, driving oil hydraulic motor rotates, oil hydraulic motor rotates generating through connecting axle driven dynamo.
Scheme four, arrangement of components
Swing cylinder: kinetic transformation is become to the device of hydraulic energy, be designed to single blade type, swing axis is both-end output shaft, and cylinder body is fixed, swing axis rotates, and rotation angle is 150 degree.
Unidirectional combiner valve: adopt combination brake switch and proporting structure, the pressure oil turnover coming from swing cylinder output alternately, through unidirectional combiner valve rectification, ensure the unidirectional output of pressure oil, to drive oil hydraulic motor, unidirectional combiner valve disposes accumulator, absorbs or augment the high pressure and under-voltage excessively of swing cylinder pressure oil output, realizes pressure oil output steady.
Oil hydraulic motor: hydraulic energy is converted to the parts of mechanical energy, the energy of flow of pressure oil is converted into the rotational energy output of rotatingshaft.
Generator: generator is generated electricity by fluid motor-driven, design adopts all-sealed structure.
Fuel tank: the reservoir part of hydraulic oil in machine.
Pendulum plate: wave energy is converted to the energy absorbing member of mechanical energy, pendulum plate adopts steelframe foreskin structure, and foreskin is sheet metal material, and inner filled polyurethane has enough intensity, outside preservation paint, the corrosion of anti-seawater.
Scheme five, the structure of swing axis
Swing axis, is 3 segment structures, the swing axis that intermediate section is swing cylinder, and both sides section is pendulum plate back shaft, and intermediate section and both sides section setting are rigidly connected, and the swing axis of both sides section adopts mechanical bolt to be connected with pendulum plate, convenient on-the-spot installation.
Main shaft adopts alloy material, has high strength and rigidity, and outer surface does anti-corrosion treatment.
The utility model core content: the frame that steel-frame structure is set, framework divides three beam, lower floor is supporting layer, leave the swing space of wobble plate, mesosphere is installed swing axis and swing cylinder is set, upper strata is installed generator is set, oil hydraulic motor and unidirectional combiner valve, swing axis is set to 3 segment structures, intermediate section is set to the swing axis of swing cylinder, both sides section is set to put plate back shaft, intermediate section and both sides section setting are rigidly connected, the swing axis of both sides section adopts mechanical bolt to be connected with pendulum plate, between the pendulum plate of intermediate section and swing cylinder shell, leave gap, the two ends of swing axis are arranged on ushers to seat on spherical ball bearing, before and after the seat of spherical ball bearing of usheing to seat is arranged on middle cross beam, lateral arrangement 3 is overlapped wobble plate and swing cylinder system, the shell of three cover swing cylinders is by left fixing rod, middle fixing rod and right fixing rod are fixed on middle curb girder, on upper fine strain of millet, from left to right, set gradually installation generator, oil hydraulic motor and unidirectional combiner valve, three cover swing cylinders are connected in unidirectional combiner valve by transport pipe under three covers, being set between unidirectional combiner valve and oil hydraulic motor, transport pipe is connected, between generator and oil hydraulic motor, coupling being set is connected, ground anchor post is set on four jiaos bottom frame.
Brief description of the drawings:
Accompanying drawing is structural drawing of the present utility model, in figure, is respectively: 1, swing axis, 2, swing cylinder, 3, generating output cable, 4, generator, 5, coupling, 6, oil hydraulic motor, 7, upper transport pipe, 8, unidirectional combiner valve, 9, lower transport pipe, 10, the spherical ball bearing of usheing to seat, 11, middle side fine strain of millet, 12, pendulum plate, 13, right fixing rod, 14, middle fixing rod, 15, the fine strain of millet of going forward, 16, left fixing rod, 17, upper fine strain of millet, 18, front middle fine strain of millet, 19, anchor pole, 20, frame.
Embodiment:
Wave promotes pendulum plate (12), pendulum plate (12) drives swing axis (1) to rotate, swing axis (1) will rotate the blade oscillating of swing cylinder (2), blade oscillating squeezes out pressure oil, swing cylinder is provided with two hydraulic fluid ports, along with swing, replace into, fuel-displaced, enter unidirectional combiner valve (8) through lower transport pipe (9), after unidirectional combiner valve (8) rectification, send hydraulic fluid port pressure oil output by unidirectional combiner valve (8), the inlet port suction pressure oil of unidirectional combiner valve (8), the one-way of oily oil suction is sent in realization, unidirectional combiner valve (8) is provided with accumulator, absorb or augment the high pressure and under-voltage excessively of swing cylinder pressure oil output, realize pressure oil output steady, the pressure oil of unidirectional combiner valve (8) output, be transported to oil hydraulic motor (6) through upper pipeline road (7), drive oil hydraulic motor (6) to rotate, oil hydraulic motor (6) drives generator (4) to rotate generating through joining shaft (5), by generating output cable (3) output electric energy.
Claims (1)
1. the board-like ocean wave generator of the bottom, it is characterized in that: the frame that steel-frame structure is set, framework divides three beam, lower floor is supporting layer, leave the swing space of wobble plate, mesosphere is installed swing axis and swing cylinder is set, upper strata is installed generator is set, oil hydraulic motor and unidirectional combiner valve, swing axis is set to 3 segment structures, intermediate section is set to the swing axis of swing cylinder, both sides section is set to put plate back shaft, intermediate section and both sides section setting are rigidly connected, the swing axis of both sides section adopts mechanical bolt to be connected with pendulum plate, between the pendulum plate of intermediate section and swing cylinder shell, leave gap, the two ends of swing axis are arranged on ushers to seat on spherical ball bearing, before and after the seat of spherical ball bearing of usheing to seat is arranged on middle cross beam, lateral arrangement 3 is overlapped wobble plate and swing cylinder system, the shell of three cover swing cylinders is by left fixing rod, middle fixing rod and right fixing rod are fixed on middle curb girder, on upper fine strain of millet, from left to right, set gradually installation generator, oil hydraulic motor and unidirectional combiner valve, three cover swing cylinders are connected in unidirectional combiner valve by transport pipe under three covers, being set between unidirectional combiner valve and oil hydraulic motor, transport pipe is connected, between generator and oil hydraulic motor, coupling being set is connected, ground anchor post is set on four jiaos bottom frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619138.0U CN203702440U (en) | 2013-09-30 | 2013-09-30 | Lower swing plate type sea wave power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320619138.0U CN203702440U (en) | 2013-09-30 | 2013-09-30 | Lower swing plate type sea wave power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702440U true CN203702440U (en) | 2014-07-09 |
Family
ID=51052893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320619138.0U Expired - Fee Related CN203702440U (en) | 2013-09-30 | 2013-09-30 | Lower swing plate type sea wave power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702440U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104389727A (en) * | 2014-10-09 | 2015-03-04 | 长沙理工大学 | Gravity pendulum type wave energy hydraulic power generation device |
| CN104389726A (en) * | 2014-10-09 | 2015-03-04 | 长沙理工大学 | Buoyancy swinging type wave energy device using gas turbine |
| CN104405572A (en) * | 2014-10-09 | 2015-03-11 | 长沙理工大学 | Gravity pendulum wave energy device employing gas turbine engine |
| CN104481786A (en) * | 2014-10-09 | 2015-04-01 | 长沙理工大学 | Buoyancy swinging type wave energy hydraulic electricity generation device |
| CN104514678A (en) * | 2013-09-30 | 2015-04-15 | 无锡津天阳激光电子有限公司 | Lower swing plate type sea wave generator |
| CN105370488A (en) * | 2014-08-27 | 2016-03-02 | 无锡津天阳激光电子有限公司 | Upper swing plate swinging oil cylinder type sea wave power generator |
| CN105888925A (en) * | 2014-08-27 | 2016-08-24 | 无锡津天阳激光电子有限公司 | Upper swing board straight bar oil cylinder type ocean wave generator |
| CN107035603A (en) * | 2017-01-18 | 2017-08-11 | 郑智多 | Reciprocating-type fluid kinetic energy harvester for generating |
| CN109552582A (en) * | 2018-12-03 | 2019-04-02 | 北京艾达方武器装备技术研究所 | AI Intelligent unattended, which drives, bionical makes integrated submarine from obtaining power stealth and examine |
| CN109812373A (en) * | 2017-11-19 | 2019-05-28 | 郭继会 | Hang single impeller formula wave-power device |
-
2013
- 2013-09-30 CN CN201320619138.0U patent/CN203702440U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104514678A (en) * | 2013-09-30 | 2015-04-15 | 无锡津天阳激光电子有限公司 | Lower swing plate type sea wave generator |
| CN105370488A (en) * | 2014-08-27 | 2016-03-02 | 无锡津天阳激光电子有限公司 | Upper swing plate swinging oil cylinder type sea wave power generator |
| CN105888925A (en) * | 2014-08-27 | 2016-08-24 | 无锡津天阳激光电子有限公司 | Upper swing board straight bar oil cylinder type ocean wave generator |
| CN104389727A (en) * | 2014-10-09 | 2015-03-04 | 长沙理工大学 | Gravity pendulum type wave energy hydraulic power generation device |
| CN104389726A (en) * | 2014-10-09 | 2015-03-04 | 长沙理工大学 | Buoyancy swinging type wave energy device using gas turbine |
| CN104405572A (en) * | 2014-10-09 | 2015-03-11 | 长沙理工大学 | Gravity pendulum wave energy device employing gas turbine engine |
| CN104481786A (en) * | 2014-10-09 | 2015-04-01 | 长沙理工大学 | Buoyancy swinging type wave energy hydraulic electricity generation device |
| CN107035603A (en) * | 2017-01-18 | 2017-08-11 | 郑智多 | Reciprocating-type fluid kinetic energy harvester for generating |
| CN107035603B (en) * | 2017-01-18 | 2019-10-11 | 郑智多 | Reciprocating-type fluid kinetic energy acquisition device for power generation |
| CN109812373A (en) * | 2017-11-19 | 2019-05-28 | 郭继会 | Hang single impeller formula wave-power device |
| CN109552582A (en) * | 2018-12-03 | 2019-04-02 | 北京艾达方武器装备技术研究所 | AI Intelligent unattended, which drives, bionical makes integrated submarine from obtaining power stealth and examine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203702440U (en) | Lower swing plate type sea wave power generator | |
| CN103195637B (en) | A kind of tidal generating set | |
| CN102322403B (en) | Offshore generating system | |
| WO2010015209A1 (en) | An oceanic wave energy utilization system | |
| CN201908771U (en) | Rolling-column-type power generation system of wave energy | |
| CN102020329A (en) | Tidal energy seawater desalination treatment and power generation system and energy comprehensive utilization system | |
| CN201021651Y (en) | A device for power generation based on ocean wave energy | |
| CN202250624U (en) | Offshore power generation system | |
| CN105804915A (en) | A stable power generation method for converting multiple kinds of ocean energy into usable electric energy | |
| CN111456901A (en) | Comprehensive power generation hydrogen production and storage system based on offshore waste oil-gas platform | |
| CN202510276U (en) | Floater push type wave energy power generation device | |
| CN108953046B (en) | Three-dimensional wave energy power generation device | |
| CN104514678A (en) | Lower swing plate type sea wave generator | |
| CN103670891A (en) | Wave power generation device | |
| CN110056472A (en) | A kind of sub-sea ocean current power generation platform and energy-storing and power-generating system | |
| CN100430595C (en) | Wheel cable type sea wave energy conversion apparatus | |
| CN200999690Y (en) | Cable pulley type sea energy conversion device | |
| CN201896696U (en) | Columnar wave power generation system | |
| CN201627677U (en) | Power converting device and blade electricity generating device for same | |
| CN201704095U (en) | Tidal power seawater desalination treatment and power generation system and energy comprehensive utilization system | |
| CN202266364U (en) | A reciprocating wave generating system | |
| CN201486739U (en) | Two-way pneumatic type ocean wave power generation device | |
| CN212177326U (en) | Comprehensive power generation hydrogen production and storage system based on offshore waste oil-gas platform | |
| CN105041552B (en) | A kind of hydraulic generator with verticle shaft | |
| CN210317588U (en) | Combined wave power generation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20150930 |
|
| EXPY | Termination of patent right or utility model |