CN202520483U - Vertical shaft type wind driven generator with brake system - Google Patents
Vertical shaft type wind driven generator with brake system Download PDFInfo
- Publication number
- CN202520483U CN202520483U CN201220171306XU CN201220171306U CN202520483U CN 202520483 U CN202520483 U CN 202520483U CN 201220171306X U CN201220171306X U CN 201220171306XU CN 201220171306 U CN201220171306 U CN 201220171306U CN 202520483 U CN202520483 U CN 202520483U
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- Prior art keywords
- brake
- driven generator
- type wind
- brake system
- tower
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- 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
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
- Y02E10/70—Wind energy
- Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction
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Abstract
The utility model discloses a vertical shaft type wind driven generator with a brake system. The vertical shaft type wind driven generator comprises a main tower, a rotation rack, a center transmission shaft, a horizontal transmission shaft and the brake system, wherein the rotation rack is positioned on the top of the main tower; the center transmission shaft is arranged in the main tower and extends vertically; the horizontal transmission shaft is positioned at the bottom of the main tower; a plurality of long wind pockets are arranged on the periphery of the rotation rack; a rotation bearing is arranged between the rotation rack and the main tower and comprises an inner retaining ring and an outer retaining ring, the inner retaining ring is fixedly connected with the rotation rack, the outer retaining ring is fixedly connected with the main tower, and the inner retaining ring forms an inner gear ring; and the brake system comprises a first brake mechanism and a second brake mechanism, the first brake mechanism comprises a transmission gear meshed with the inner gear ring, and the second brake mechanism is in braking fit with a brake disc arranged on the horizontal transmission shaft. The wind driven generator is provided with the double brake mechanisms, brake is reliable, and maintainers can personally detect the reliability of the second brake mechanism.
Description
Technical field
The utility model relates to a kind of perpendicular axis type wind-driven generator, relates in particular to a kind of perpendicular axis type wind-driven generator with brake system.
Background technique
At present, business-like blower fan all is horizontal cross shaft formula wind-driven generators, and its characteristic feature is that blade centers on the horizontal cross shaft rotation; Because wind energy utilization is very low, obtain enough generated outputs, the blade radius is all very big; Cause equipment manufacturing cost high, install, difficult in maintenance, maintenance expenses is big, the working life of blower fan is shorter simultaneously; Make electricity price high, need regulate the orientation of horizontal cross shaft in addition, thereby structure is complicated according to the change of direction.
Perpendicular axis type wind-driven generator self has the advantage that can adapt to various wind field wind directions; In addition; After its Blade Design being become the shape of microscler circular hood (seeing also application number is 201010566629.7 Chinese utility application), the wind energy utilization of blower fan is significantly improved, so; Compare with the horizontal cross shaft formula wind-driven generator with constant power, the cost of perpendicular axis type wind-driven generator has the space of declining to a great extent.
The blower fan of perpendicular axis type wind-driven generator has certain height apart from ground, when repair and maintenance, need blower fan brake stall, and brake is very reliable, in order to avoid blower fan rotates the personal injury that the maintenance man is caused when high-lift operation.
In horizontal shaft type wind-driven generator; Brake system is positioned at the casing at king-tower top; And the integral structure layout of perpendicular axis type wind-driven generator is different with horizontal shaft type wind-driven generator, and how the layout brake system does not also have ripe design proposal for reference at present.
The model utility content
The purpose of the utility model is to provide a kind of perpendicular axis type wind-driven generator with brake system, rationally distributed, the reliable performance of its brake system.
For this reason, the utility model provides a kind of perpendicular axis type wind-driven generator with brake system, comprises being provided with a plurality of microscler circular hoods around king-tower and the reversing frame, the reversing frame that are positioned at the king-tower top, being provided with the horizontal drive shaft and the brake system of stretching out king-tower in the center transmission shaft of the vertical extension of the set inside of king-tower, the bottom that is positioned at king-tower; Wherein, Be provided with floating bearing between reversing frame and the king-tower, floating bearing comprises interior maintenance circle that is fixedly connected with reversing frame and the outer maintenance circle that is fixedly connected with king-tower, and interior maintenance circle forms ring gear; Wherein, Wherein, brake system comprises first braking mechanism and second braking mechanism, wherein; First braking mechanism comprises the driving gear of realizing engagement with ring gear, and the brake disc that is provided with on second braking mechanism and the horizontal drive shaft is braked and cooperated.
Further, above-mentioned first braking mechanism is an electromagnetic brake, and second braking mechanism is the brake disc formula braking device of dying.
Further, above-mentioned second braking mechanism comprises at least one spring energy-storage brake chamber of disc brake and control disc brake brake operating, and at least one spring energy-storage brake chamber all is connected with Pneumatic valve, and Pneumatic valve is connected with air machinery.
Further; Above-mentioned perpendicular axis type wind-driven generator also comprises first speed increasing mechanism, and first speed increasing mechanism comprises the ring gear of floating bearing, at least one transition gear of central gear that is provided with on the transmission shaft of center and transition transmission between central gear and ring gear.
Further, above-mentioned perpendicular axis type wind-driven generator also is included in second speed increasing mechanism of break-in transmission between center transmission shaft and the horizontal drive shaft.
Further, above-mentioned perpendicular axis type wind-driven generator also is included in the 3rd speed increasing mechanism that is provided with between generator and the horizontal drive shaft, and the 3rd speed increasing mechanism is a belt gear.
Further, above-mentioned king-tower comprises the tower joint of some detachable assembly units.
Further, above-mentioned center transmission shaft comprises the some shaft parts that connect through cross coupler, and each shaft part is a hollow shaft.
Further, above-mentioned reversing frame comprises the upper cylinder of installing cantilever and the lower cylinder body that lower cantalever is installed, and wherein, upper cylinder and lower cylinder body use in pairs, and upper cantilever and lower cantalever are the truss arm configuration.
In the utility model, be provided with the dual brake mechanism of car, brake operation is reliable.First braking mechanism rationally utilizes the floating bearing structure between reversing frame and the king-tower, makes the braking mechanism structure of winning be able to simplify.Second braking mechanism is arranged on the horizontal drive shaft, and the maintainer can detect the reliability of second braking mechanism in person.
Except top described purpose, characteristic and advantage, other purpose, characteristic and the advantage that the utlity model has are with combining accompanying drawing to do further detailed explanation.
Description of drawings
Constitute the preferred embodiment that the part of this specification, the accompanying drawing that is used for further understanding the utility model show the utility model, and be used for explaining the principle of the utility model with specification.Among the figure:
Fig. 1 shows the structural representation according to the perpendicular axis type wind-driven generator with brake system of the utility model;
Fig. 2 shows the internal structure according to the reversing frame of the perpendicular axis type wind-driven generator of the utility model, wherein shows first braking mechanism; And
Fig. 3 shows the structural representation according to second braking mechanism of the perpendicular axis type wind-driven generator of the utility model.
Description of reference numerals
10 reversing frames, 11 upper cantilevers
12 lower cantalevers, 13 upper cylinders
14 lower cylinder bodys, 20 microscler circular hoods
21 constant speed mechanisms, 30 king-towers
31 center transmission shafts, 32 horizontal drive shafts
35 towers save 36 brake discs
40 first speed increasing mechanisms, 41 floating bearings
42 central gears, 43 transition gears
Keep the circle 412 outer circles that keep in 411
50 second speed increasing mechanisms
60 the 3rd speed increasing mechanisms, 70 first braking mechanisms
71 driving gears, 80 second braking mechanisms
81 disc brakes, 82 spring energy-storage brake chambers
83 Pneumatic valves, 84 air machineries
90 pull bar driving mechanisms, 91 pull bars
92 drive plates, 93 motors
921 helical guideways, 911 guide grooves
931 gears, 922 gear rings
94 back-up rolls, 95 location pressure rollers
100 generators.
Embodiment
Embodiment to the utility model is elaborated below in conjunction with accompanying drawing, but the multitude of different ways that the utility model can be defined by the claims and cover is implemented.
Fig. 1 shows the structural representation according to the perpendicular axis type wind-driven generator with brake system of the utility model.As shown in Figure 1; Perpendicular axis type wind-driven generator comprises king-tower 30 and the reversing frame 10 that is positioned at the king-tower top; Be provided with a plurality of microscler circular hoods 20 around the reversing frame 10, the inside of this king-tower 30 is provided with the center transmission shaft 31 of vertical extension, and the bottom of king-tower 30 is provided with the horizontal drive shaft 32 that stretches out king-tower.
Fig. 2 shows the internal structure according to the reversing frame of the perpendicular axis type wind-driven generator of the utility model, wherein shows first braking mechanism.In conjunction with referring to figs. 1 through Fig. 3, between said reversing frame and king-tower, be provided with floating bearing, floating bearing 41 comprises interior maintenance circle 411 that is fixedly connected with reversing frame 10 and the outer maintenance circle 412 that is fixedly connected with king-tower 30, wherein, forms gear ring on the interior maintenance circle 411.
Roof anchorage at king-tower 30 has first braking mechanism 70, and this first braking mechanism 70 is realized engagement through driving gear 71 and ring gear (keeping circle 411 promptly).Through ring gear is set, not only be easy to realize the speedup transmission, also be easy to realize the brake of reversing frame 10.
Above-mentioned first braking mechanism is preferably electromagnetic brake, and the commercially available acquisition of this electromagnetic brake is for example available from the serial electromagnetic brake of the DZD5 of the prompt mechanical & electronic equipment corporation, Ltd far away of Chinese Zhejiang Zhuji City.
Fig. 3 shows the structural representation according to second braking mechanism of the perpendicular axis type wind-driven generator of the utility model.As shown in Figure 3, horizontal drive shaft is provided with second braking mechanism 80.This second braking mechanism 80 is preferably the brake disc formula braking device of dying, and it comprises disc brake 81 and two or more spring energy-storage brake chambers 82, and the brake disc 36 that is provided with on this disc brake 81 and the horizontal drive shaft 32 is suitable.When spring energy-storage air chamber control wheel cylinder 82 provides pressurized air, disc brake 81 discharges brake disc 36, when the pressurized air in the cut-out spring energy-storage air chamber control wheel cylinder 82, and disc brake 81 braking with locked wheels dishes 35.
The above-mentioned commercially available acquisition of brake disc formula braking device of dying is for example available from limited DBH type (horizontal) the pneumatics disc brake of Chinese Shanghai Tang Yi electronics.
Spring energy-storage brake chamber 82 is connected to Pneumatic valve 83, and Pneumatic valve 83 is connected to source of the gas 84, through operation Pneumatic valve 83, can control disc brake 81 and discharge or braking with locked wheels dish 36.So, can guarantee braking effect at the back braking with locked wheels dish automatically of dying.
In the utility model, be provided with the dual brake mechanism of car, brake is reliable.First braking mechanism 70 realizes that on the ring gear of floating bearing second braking mechanism 80 is arranged on the horizontal drive shaft 32, its designs simplification, rationally distributed.The maintainer can detect the reliability of second braking mechanism in person, insecure worry of braking when therefore having eliminated high-lift operation.
The central gear 42 that is provided with on ring gear and the center transmission shaft 31 is through at least one transition gear 43 engagement driving; Wherein, Floating bearing 41, central gear 42 and at least one transition gear 43 constitute first speed increasing mechanism 40 together; This first speed increasing mechanism compact structure on short transverse, how cat head and center transmission shaft reasonable stress solved the difficult problem with transmission of power to the ground of vertical blower fan.
Between center transmission shaft 31 and horizontal drive shaft 32, being provided with second speed increasing mechanism, 50, the second speed increasing mechanisms 50 is gearbox, realizes 90 ° of break-in transmissions.Be provided with the 3rd speed increasing mechanism 60, the three speed increasing mechanisms 60 between the power input shaft of horizontal drive shaft 32 and generator 100 and be preferably belt gear, to realize flexible speedup.
In the utility model; First speed increasing mechanism 40 is arranged in the king-tower top, second speed increasing mechanism 50 is arranged in the bottom of king-tower, the outside that the 3rd speed increasing mechanism 60 is arranged in king-tower; Its location layout is reasonable; The slow-speed of revolution (7.5 rev/mins) of reversing frame is increased to the high rotating speed (>=600 rev/mins) that is fit to generator, has solved the problem of speedup transmission.With force at a gearbox in accomplish the speedup transmission and compare; The cost of power transmission system is significantly reduced; Can reduce to hundreds of thousands unit by more than 100 ten thousand, and reduce requirement, help to reduce the overall cost of equipment the structural strength of center transmission shaft, king-tower.
The working principle of the perpendicular axis type blower fan of the utility model is following: reversing frame 10 rotates under the driving of microscler circular hood 20; The drive ring gear rotates; This ring gear through at least one transition gear 43 to central gear 42 transferring power; Drive center rotating shaft 31 downward transferring power by central gear 42, the realization speedup subtracts to be turned round.To horizontal drive shaft 32 transferring power, horizontal drive shaft 32 passes through the 3rd speed increasing mechanism to the generator transferring power to center transmission shaft 31 through second speed increasing mechanism.
Preferably,, realize 10 multiplication speed through first speed increasing mechanism 40, with the rotating speed (being the rotating speed of blower fan) of reversing frame by 7.5 rev/mins be increased to center transmission shaft 31 75 rev/mins; Through this second speed increasing mechanism 50, realize 4 multiplication speed, with 300 rev/mins of the rotating speeds that 75 rev/mins of the rotating speeds of center rotating shaft 31 are increased to horizontal drive shaft; Through the 3rd speed increasing mechanism, realize 2 multiplication speed, with 600 rev/mins of the rotating speeds that 300 rev/mins of the rotating speeds of horizontal drive shaft 32 are increased to generator.
Preferably, center transmission shaft 32 comprises the some shaft parts that connect through cross coupler.More preferably, each shaft part is a hollow shaft, can be processed by seamless steel pipe.
Preferably, king-tower 30 comprises the tower joint 35 of some detachable assembly units, so that transportation, this tower joint 35 can make up with reference to the body of the tower standard knot of tower crane.
Preferably, above-mentioned reversing frame 10 comprises the upper cylinder 13 of installing cantilever 11 and the lower cylinder body 14 that lower cantalever 12 is installed, and wherein, upper cylinder 13 is arranged to make upper cantilever 11 and lower cantalever 12 to use in pairs with lower cylinder body 14, to connect same microscler circular hood.Further preferably, upper cantilever 11 and lower cantalever 12 V-shaped opening so can reduce the height of reversing frame, and then increase stability of tower.
Also be provided with pull bar driving mechanism 90 in the reversing frame 10; This pull bar driving mechanism 90 comprises pull bar 91 that the Constant-Speed Unit 21 that opens and closes with the microscler circular hood of control 20 is connected, horizontally disposed drive plate 92 and the motor 93 that makes drive plate 92 rotations in reversing frame 10; Wherein, The card of drive plate 92 is provided with helical guideway 921, and each pull bar 91 stretches in the inner chamber of reversing frame 10 and has the guide groove 911 that cooperates with helical guideway 921 transmissions of drive plate 92.
Wherein, the output shaft of motor 93 is provided with gear 931, and the card of drive plate 92 is provided with the gear ring 922 with gear 931 engagement driving.
The working procedure of pull bar driving mechanism 90 is following: when needs are opened microscler circular hood 20; Motor driving drive plate 92 rotates along predetermined direction; Pull bar 91 stretches out outside reversing frame 10; Eliminate the resistance that microscler circular hood 20 is opened, microscler circular hood 20 is opened under the effect of wind-force, in time to release unnecessary wind energy; When the closed microscler circular hood 20 of needs, motor driving drive plate 92 is along the counter-rotation of predetermined direction, and pull bar 91 bounce back mobile to reversing frame 10 in, increases the resistance that microscler circular hood 20 is opened, and microscler circular hood 20 is closure gradually.
Microscler circular hood preferably adopts symmetrical unfolding mode, and the structure of this microscler circular hood has detailed description in Chinese utility model patent specification (application number 201010566629.7), and its totality is incorporated into that this is for reference.
Adopt above-mentioned pull bar driving mechanism 90 can realize that pull bar slowly moves, and meets the keying requirement of microscler circular hood very much.Pull bar driving mechanism 90 structures are simpler in addition, can satisfy for example 5～9 requirements that pull bar opens and closes simultaneously of a plurality of pull bars.
Preferably, be evenly equipped with a plurality of back-up rolls 94 and location pressure roller 95 on the circumference of drive plate 92, can be arranged in the inner chamber of reversing frame 10 with this with horizontally rotating, the mounting type of this drive plate 92 has advantage simple in structure, as to be convenient to demolition and maintenance.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the utility model.
Claims (9)
1. perpendicular axis type wind-driven generator with brake system; Said perpendicular axis type wind-driven generator comprises king-tower (30) and is positioned at the reversing frame (10) at king-tower (30) top; Be provided with a plurality of microscler circular hoods (20) around the said reversing frame (10); It is characterized in that the center transmission shaft (31), the bottom that is positioned at said king-tower (30) of vertical extension that also is included in the set inside of said king-tower (30) is provided with the horizontal drive shaft (32) and the brake system of stretching out said king-tower (30)
Wherein, Be provided with floating bearing (41) between said reversing frame (10) and the king-tower (30); Said floating bearing (41) comprises interior maintenance circle (411) that is fixedly connected with said reversing frame (10) and the outer maintenance circle (412) that is fixedly connected with king-tower (30), and the said interior circle (411) that keeps forms ring gear
Wherein, Said brake system comprises first braking mechanism (70) and second braking mechanism (80); Wherein, Said first braking mechanism (70) comprises the driving gear (71) of realizing engagement with said ring gear, and said second braking mechanism (80) is gone up brake disc (36) braking that is provided with said horizontal drive shaft (32) and cooperated.
2. the perpendicular axis type wind-driven generator with brake system according to claim 1 is characterized in that, said first braking mechanism (70) is an electromagnetic brake, and said second braking mechanism (80) is the brake disc formula braking device of dying.
3. the perpendicular axis type wind-driven generator with brake system according to claim 2; It is characterized in that; Said second braking mechanism (80) comprises at least one spring energy-storage brake chamber (82) of disc brake (81) and control said disc brake (81) brake operating; Said at least one spring energy-storage brake chamber (82) all is connected with Pneumatic valve (83), and said Pneumatic valve (83) is connected with air machinery (84).
4. the perpendicular axis type wind-driven generator with brake system according to claim 1; It is characterized in that; Also comprise first speed increasing mechanism (40), said first speed increasing mechanism (40) comprises the ring gear of said floating bearing (41), the central gear (42) that on said center transmission shaft (31), is provided with and at least one transition gear (43) of transition transmission between said central gear (42) and ring gear.
5. the perpendicular axis type wind-driven generator with brake system according to claim 1 is characterized in that, also is included in second speed increasing mechanism (50) of break-in transmission between said center transmission shaft (31) and the horizontal drive shaft (32).
6. the perpendicular axis type wind-driven generator with brake system according to claim 1; It is characterized in that; Also be included in the 3rd speed increasing mechanism (60) that is provided with between generator (100) and the horizontal drive shaft (32), said the 3rd speed increasing mechanism (60) is a belt gear.
7. the perpendicular axis type wind-driven generator with brake system according to claim 1 is characterized in that, said king-tower (30) comprises the tower joint (35) of some detachable assembly units.
8. the perpendicular axis type wind-driven generator with brake system according to claim 1 is characterized in that, said center transmission shaft (31) comprises the some shaft parts that connect through cross coupler, and each said shaft part is a hollow shaft.
9. the perpendicular axis type wind-driven generator with brake system according to claim 1; It is characterized in that; Said reversing frame (10) comprises the upper cylinder (13) of installing cantilever (11) and the lower cylinder body (14) that lower cantalever (12) is installed; Wherein, said upper cylinder (13) and lower cylinder body (14) use in pairs, and said upper cantilever (11) and lower cantalever (12) are the truss arm configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220171306XU CN202520483U (en) | 2012-04-20 | 2012-04-20 | Vertical shaft type wind driven generator with brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220171306XU CN202520483U (en) | 2012-04-20 | 2012-04-20 | Vertical shaft type wind driven generator with brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202520483U true CN202520483U (en) | 2012-11-07 |
Family
ID=47103435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220171306XU Expired - Fee Related CN202520483U (en) | 2012-04-20 | 2012-04-20 | Vertical shaft type wind driven generator with brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202520483U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321359A (en) * | 2016-09-30 | 2017-01-11 | 哈尔滨工业大学 | Vertical-axis clutch type wind power generation device |
| CN110914531A (en) * | 2017-07-17 | 2020-03-24 | J·A·托雷西利亚·孔特雷拉斯 | System for optimizing rotor, transmission and collecting element of vertical axis wind turbine |
-
2012
- 2012-04-20 CN CN201220171306XU patent/CN202520483U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321359A (en) * | 2016-09-30 | 2017-01-11 | 哈尔滨工业大学 | Vertical-axis clutch type wind power generation device |
| CN106321359B (en) * | 2016-09-30 | 2019-02-01 | 哈尔滨工业大学 | A kind of vertical shaft disengaging type wind power generation plant |
| CN110914531A (en) * | 2017-07-17 | 2020-03-24 | J·A·托雷西利亚·孔特雷拉斯 | System for optimizing rotor, transmission and collecting element of vertical axis wind turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WANG RUFAN Free format text: FORMER OWNER: WENZHOU OUTELAI TECHNOLOGY CO., LTD. Effective date: 20131030 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 325013 WENZHOU, ZHEJIANG PROVINCE TO: 325002 WENZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131030 Address after: 325002, room 6-2, 403 Chuk Yuen Street, liming street, Lucheng District, Zhejiang, Wenzhou Patentee after: Wang Rufan Address before: 325013, No. four, No. 201, Binhai Road, Wenzhou economic and Technological Development Zone, Zhejiang, Wenzhou Patentee before: Wenzhou Outelai Technology Co.,Ltd. |
|
| 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: 20121107 Termination date: 20170420 |