CN204112282U - For the unpowered sewage disposal apparatus of power station trashrack - Google Patents
For the unpowered sewage disposal apparatus of power station trashrack Download PDFInfo
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- CN204112282U CN204112282U CN201420427911.8U CN201420427911U CN204112282U CN 204112282 U CN204112282 U CN 204112282U CN 201420427911 U CN201420427911 U CN 201420427911U CN 204112282 U CN204112282 U CN 204112282U
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- rake teeth
- conveying
- power station
- chain conveyor
- disposal apparatus
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Abstract
The utility model discloses a kind of unpowered sewage disposal apparatus for power station trashrack; Belong to water conservancy dirt cleaner technical field; Its technical essential comprises support, and its medium-height trestle is provided with chain conveyor, and the conveyor surface of chain conveyor is distributed with some conveying teeth; Chain conveyor is made up of the longitudinal delivery section sequentially connected and lateral transfer portion, and longitudinal delivery section lower end is feed end; In longitudinal delivery section lower end, close end is provided with rotating driving device, this rotating driving device is made up of interconnective transmission mechanism and screw, the power conveying axis of transmission mechanism is connected with the power input shaft of chain conveyor, and the angle of screw rotating shaft and water (flow) direction is 0-40 °; Be provided with lifting gear above support, the installation site of support both sides is provided with guide rail; The utility model aims to provide a kind of rational in infrastructure, easy to use and respond well unpowered sewage disposal apparatus for power station trashrack; For the garbage-cleaning in river course especially power station trashrack place.
Description
Technical field
The utility model relates to a kind of sewage disposal apparatus, more particularly, particularly relates to a kind of unpowered sewage disposal apparatus for power station trashrack.
Background technology
Along with the development of society, urban population increasing, the household garbage produced gets more and more, on the water pollution in river and the impact of environment increasing, the power station of simultaneously river being built and sluice are also deeply by the impact of rubbish, on the one hand that a large amount of rubbish concentrates on the intake of hydropower station water surface for a long time and blocks dirty floating drum place, very large impact is caused on the environment of periphery, if will thoroughly clear up, then ceaselessly salvage (because the rubbish of upstream is continually along with current get off) with ship, or open water power station sluice gate drains into downstream by rubbish by draining into downstream about current, but in the time that the water yield is abundant not, then cannot drain rubbish by the method, on the other hand, rubbish climbs over and blocks dirty floating drum and enter forebay and get lodged in trash rack for water inlet place, has a strong impact on exerting oneself of Hydropower Plant, affects the benefit in power station, usually must spend huge manpower and financial resources to the cleaning of rubbish.
It is nearly all adopt manually in conjunction with the manner of cleaning up of ship that existing waterway blocks removing contamination of dirty floating mat place; in trashrack position; the sewage disposal apparatus of some employing grab types; also a machine formula is had; when the wet season, rubbish was many, these sewage disposal apparatus none be not adopt a large amount of man power and material's long-time operation, and efficiency is low, personnel labor intensity is large; a lot of rubbish is blocked by water inspiration trashrack when generating electricity and cannot clear up, and thoroughly will clear up to shut down and just can clean out.And the sanitary fill that cleaning comes up is being removed contamination on platform, also must carry out secondary cleaning or have bad luck, spend a large amount of man power and materials.
Summary of the invention
The purpose of this utility model is for above-mentioned the deficiencies in the prior art, provides a kind of rational in infrastructure, easy to use and respond well unpowered sewage disposal apparatus for power station trashrack.
The technical solution of the utility model is achieved in that a kind of unpowered sewage disposal apparatus for power station trashrack, and comprise support, wherein said support is provided with chain conveyor, and the conveyor surface of chain conveyor is distributed with some conveying teeth; Described chain conveyor is made up of the longitudinal delivery section sequentially connected and lateral transfer portion, and longitudinal delivery section lower end is feed end; In longitudinal delivery section lower end, close end is provided with rotating driving device, this rotating driving device is made up of interconnective transmission mechanism and screw, the power conveying axis of transmission mechanism is connected with the power input shaft of chain conveyor, and the angle of screw rotating shaft and water (flow) direction is 0-40 °; Be provided with lifting gear above described support, the installation site of support both sides is provided with guide rail.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, described chain conveyor is the chain-linked conveyer be arranged on support, and conveying tooth is positioned on chain-linked conveyer conveyor surface; Described transmission mechanism is worm-gear speed reducer; The worm gear of this transmission mechanism is fixed on chain-linked conveyer and is positioned in the rotating shaft of longitudinal delivery section lower end, and worm screw is fixedly connected with the rotating shaft of screw.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, the transport portion of described chain-linked conveyer is primarily of some spaced back shafts and the supporting network composition being laid on each back shaft lateral surface; Linked by chain in back shaft two ends, described conveying tooth arranges on back shaft; Circumferentially be interval with some cutting edges in back shaft outer face, each cutting edge is arranged along the length direction of back shaft.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, described support is positioned at the front side of power station trashrack, and the spacing between described conveying tooth and trashrack is 5-15CM, and described screw is positioned at the side away from trashrack.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, the roller end of described screw side is provided with hard hat, and described hard hat outer face is spherical structure, and the external diameter of hard hat is 1/1 to three/4th of screw external diameter.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, be provided with protection tooth below longitudinal delivery section of described chain conveyor, described protection tooth is fixedly connected with support, and described protection tooth is triangular in shape along the longitudinal section of water (flow) direction.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, described conveying tooth is made up of some conveying rake teeth groups and some cutting rake teeth groups, and each conveying rake teeth group and cutting rake teeth group are arranged along the width of chain conveyor; Described conveying rake teeth group is made up of some spaced conveying rake teeths, and the free end of conveying rake teeth is that the end face of conveying rake teeth and object contact is the plane structure of arc, and the spacing between adjacent conveyor rake teeth is 3-20cm towards throughput direction bending arcuate structure; Described cutting rake teeth group is made up of some spaced cutting rake teeths, and the free end of cutting rake teeth is towards the bending arcuate structure of throughput direction, and the end face of cutting rake teeth and object contact is the bladed structure of arc, and the spacing between adjacent cutting rake teeth is 3-20cm.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, the conveying rake teeth in conveying rake teeth group and the cutting rake teeth in adjacent cutting rake teeth group are staggered.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, the support be positioned at below chain conveyor lateral transfer portion free end close end is provided with blocked sewage mechanism, described blocked sewage mechanism by blocked sewage support, be arranged on the installing plate on blocked sewage support and the blocked sewage rake teeth be disposed on installing plate forms, the length of installing plate and the conveyor surface width of chain conveyor adapt, blocked sewage rake teeth is positioned at the lower front of chain conveyor lateral transfer portion output, in the tooth tip portion of the blocked sewage rake teeth gap between conveying rake teeth and cutting rake teeth; The free end of described blocked sewage rake teeth is arcuate structure, and its bending direction is contrary with the throughput direction of chain conveyor.
Above-mentioned in the unpowered sewage disposal apparatus of power station trashrack, described lifting gear is electric block.
After the utility model adopts said structure, combine conveying tooth by chain conveyor and cleaning conveying is carried out to rubbish, coordinated by the transmission mechanism and screw that are arranged on chain conveyor bottom, and then the lifting of whole chain conveyor is controlled by lifting gear, when chain conveyor lower end enters water, screw to be changed the line of production lively power at flow action backspin, chain conveyor is started working, realizes removing contamination; When having removed contamination or when time-out is removed contamination, by lifting gear by the chain conveyor lift-off water surface, chain conveyor can be made to quit work; Meanwhile, the cooperation of conveying rake teeth and cutting rake teeth, the effect that can make to remove contamination is more reasonable and desirable, and longer larger floating refuse is carried by conveying rake teeth after the cutting of cutting rake teeth again; Further, by blocked sewage mechanism, can effectively avoid rubbish on chain conveyor again to the problem in backwater; Sewage disposal apparatus of the present utility model, not needing, in powered attendant-controlled wheelchairs situation, to realize the cleaning to rubbish, can save a large amount of manpower and materials and finance; And the shape of chain conveyor, directly can be delivered to the rubbish that cleaning comes up on transport vehicle by lateral transfer portion and transport, and without the need to carrying out secondary cleaning.
Accompanying drawing explanation
Below in conjunction with the embodiment in accompanying drawing, the utility model is described in further detail, but do not form any restriction of the present utility model.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the close-up schematic view at A place in Fig. 1;
Fig. 3 is the plan structure schematic diagram of Fig. 1;
Fig. 4 is the close-up schematic view at B place in Fig. 3.
In figure: support 1, protection tooth 1a, chain conveyor 2, back shaft 2a, supporting network 2b, conveying tooth 3, conveying rake teeth group 3a, cutting rake teeth group 3b, transmission mechanism 4, screw 5, hard hat 5a, lifting gear 6, guide rail 7, cutting edge 8, blocked sewage mechanism 9, blocked sewage support 9a, installing plate 9b, blocked sewage rake teeth 9c, baffle plate 10.
Detailed description of the invention
Consult shown in Fig. 1 to Fig. 4, a kind of unpowered sewage disposal apparatus for power station trashrack of the present utility model, comprise support 1, support 1 is provided with chain conveyor 2, and described chain conveyor 2 is for being arranged on the chain-linked conveyer on support 1, and chain conveyor 2 is made up of the longitudinal delivery section sequentially connected and lateral transfer portion, longitudinal delivery section lower end is feed end, this structure, mainly facilitates the output of rubbish, can design the length in lateral transfer portion as required; Chain-linked conveyer structure is existing conventional structure, and the quantity of chain-linked conveyer is determined as the case may be, and chain-linked conveyer conveyor surface is distributed with some conveying teeth 3.The transport portion of chain-linked conveyer described in the present embodiment forms primarily of some spaced back shaft 2a and the supporting network 2b being laid on each back shaft 2a lateral surface; Back shaft 2a is linked by chain at two ends, and described conveying tooth 3 arranges on back shaft 2a; Because installation site is vertical with water (flow) direction, intert for preventing longer floating thing affects equipment and normally works in chain conveyor 2, circumferentially be interval with some cutting edges 8 in back shaft 2a outer face, each cutting edge 8 is arranged along the length direction of back shaft 2a.Adopt this structure, when there being foreign object to intert in chain conveyor 2, because the conveyor surface being positioned at support 1 both sides is upper and lower relative motion, therefore rubbish can be coordinated cut-out by two of relative motion group cutting edge 8.Further, adopt this cutting edge 8 arranged along back shaft 2a circumference, some longer thinner floating refuses of cutting can also be assisted, prevent rubbish from resting on conveyor surface.
In longitudinal delivery section lower end, close end is provided with rotating driving device, this rotating driving device is made up of interconnective transmission mechanism 4 and screw 5, the power conveying axis of transmission mechanism 4 is connected with the power input shaft of chain conveyor 2, and the angle of screw 5 rotating shaft and water (flow) direction is 0-40 °; Transmission mechanism 4 described in the present embodiment is worm-gear speed reducer; The worm gear of this transmission mechanism 4 is fixed on chain-linked conveyer and is positioned in the rotating shaft of longitudinal delivery section lower end, worm screw is fixedly connected with the rotating shaft of screw 5, for convenience of the installation of transmission mechanism 4, adopt the mode that two pieces of supporting network 2b intervals are installed, such transmission mechanism 4 just can be arranged on the bottom in the middle of supporting network 2b, meanwhile, for preventing from dropping between two pieces of supporting network 2b rubbish, baffle plate 10 is set in gap.Above support 1, be provided with lifting gear 6, lifting gear 6 is preferably electric block, and the installation site of support 1 both sides is provided with guide rail 7.Meanwhile, the present embodiment considers the effect of garbage-cleaning, and support 1 is arranged on the front side of power station trashrack, makes to carry the spacing between tooth 3 and trashrack to be 5-15CM, clears up the rubbish at trashrack place so to greatest extent; And screw 5 side is correspondingly positioned at the side away from trashrack, adopt this structure, the outside normal work of shock impact is subject to for preventing screw 5, hard hat 5a is provided with in the roller end of screw 5 side, described hard hat 5a outer face is spherical structure, and the external diameter of hard hat 5a is 1/1 to three/4th of screw 5 external diameter.And, for the obstruction preventing sewage disposal apparatus to be subject to rubbish when lower water, protection tooth 1a is provided with below longitudinal delivery section of chain conveyor 2, described protection tooth 1a is fixedly connected with support 1, described protection tooth 1a is triangular in shape along the longitudinal section of water (flow) direction, the rubbish that this structure is conducive to below by sewage disposal apparatus separates, and makes sewage disposal apparatus descend water smoothly.
In the present embodiment, described conveying tooth 3 is made up of some conveying rake teeth group 3a and some cutting rake teeth group 3b, and each conveying rake teeth group 3a and cutting rake teeth group 3b is arranged along the width of chain conveyor 2; Described conveying rake teeth group 3a is made up of some spaced conveying rake teeths, the free end of conveying rake teeth is towards the bending arcuate structure of throughput direction, the cross section of conveying rake teeth is square, the end face of conveying rake teeth and object contact is the plane structure of arc, and the spacing between adjacent conveyor rake teeth is 3-20cm; Described cutting rake teeth group 3b is made up of some spaced cutting rake teeths, the free end of cutting rake teeth is towards the bending arcuate structure of throughput direction, the cross section of cutting rake teeth is triangular in shape, the end face of cutting rake teeth and object contact is the bladed structure of arc, and the spacing between adjacent cutting rake teeth is 3-20cm.Meanwhile, the conveying rake teeth on rake teeth group 3a and the cutting rake teeth on adjacent cutting rake teeth group 3b is carried to be staggered.Adopt this structure, cutting rake teeth can carry out cutting and crushing to longer larger floating refuse, and then is carried by conveying rake teeth, to ensure the effect of removing contamination.
Further, the support 1 be positioned at below chain conveyor 2 lateral transfer portion free end close end is provided with blocked sewage mechanism 9, described blocked sewage mechanism 9 by blocked sewage support 9a, be arranged on the installing plate 9b on blocked sewage support 9a and the blocked sewage rake teeth 9c be disposed on installing plate 9b forms, the length of installing plate 9b and the conveyor surface width of chain conveyor 2 adapt, blocked sewage rake teeth 9c is positioned at the lower front of chain conveyor 2 lateral transfer portion output, is namely positioned at the region that chain conveyor 2 end transport roller front downside quarter circular arc is corresponding; In the tooth tip portion of the blocked sewage rake teeth 9c gap between conveying rake teeth and cutting rake teeth; The free end of described blocked sewage rake teeth 9c is arcuate structure, and its bending direction is contrary with the throughput direction of chain conveyor 2.By blocked sewage rake teeth 9c, the rubbish that conveying tooth 3 does not come off in time can be kept off, avoid it again to get back in water, blocked sewage rake teeth 9c also can play the object of cleaning conveying tooth 3 simultaneously.Dang Wu mechanism 9 can design separately according to the independent width of chain-linked conveyer, also can carry out global design according to the length of chain conveyor 2, as long as the blocked sewage rake teeth 9c on it can match with corresponding conveying tooth 3.
During work, support 1 is driven to decline along guide rail 7 by electric block, chain conveyor 2 can be entered in water, screw 5 rotates to be chain conveyor 2 under the drive of current provides power to carry out garbage-cleaning, when cleaning completes or need to suspend, drive support 1 to rise along guide rail 7 by electric block, make chain conveyor 2 and surface deviation, screw 5 stops operating, and equipment can be made to quit work.Very easy to use.
Above illustrated embodiment is better embodiment of the present utility model, only be used for conveniently the utility model being described, not any pro forma restriction is done to the utility model, have in any art and usually know the knowledgeable, if do not depart from the utility model carry in the scope of technical characteristic, utilize the utility model disclose the Equivalent embodiments changing or modify in the done local of technology contents, and do not depart from technical characteristic content of the present utility model, all still belong in the scope of the utility model technical characteristic.
Claims (10)
1. for a unpowered sewage disposal apparatus for power station trashrack, comprise support (1), it is characterized in that, described support (1) is provided with chain conveyor (2), and the conveyor surface of chain conveyor (2) is distributed with some conveying teeth (3); Described chain conveyor (2) is made up of the longitudinal delivery section sequentially connected and lateral transfer portion, and longitudinal delivery section lower end is feed end; In longitudinal delivery section lower end, close end is provided with rotating driving device, this rotating driving device is made up of interconnective transmission mechanism (4) and screw (5), the power conveying axis of transmission mechanism (4) is connected with the power input shaft of chain conveyor (2), and the angle of screw (5) rotating shaft and water (flow) direction is 0-40 °; Described support (1) top is provided with lifting gear (6), and the installation site of support (1) both sides is provided with guide rail (7).
2. the unpowered sewage disposal apparatus for power station trashrack according to claim 1, is characterized in that, described chain conveyor (2) is for being arranged on the chain-linked conveyer on support (1), and conveying tooth (3) is positioned on chain-linked conveyer conveyor surface; Described transmission mechanism (4) is worm-gear speed reducer; The worm gear of this transmission mechanism (4) is fixed on chain-linked conveyer and is positioned in the rotating shaft of longitudinal delivery section lower end, and worm screw is fixedly connected with the rotating shaft of screw (5).
3. the unpowered sewage disposal apparatus for power station trashrack according to claim 2, it is characterized in that, the transport portion of described chain-linked conveyer is primarily of some spaced back shafts (2a) and supporting network (2b) composition being laid on each back shaft (2a) lateral surface; Linked by chain in back shaft (2a) two ends, described conveying tooth (3) arranges on back shaft (2a); Circumferentially be interval with some cutting edges (8) in back shaft (2a) outer face, each cutting edge (8) is arranged along the length direction of back shaft (2a).
4. the unpowered sewage disposal apparatus for power station trashrack according to claim 1 and 2, it is characterized in that, described support (1) is positioned at the front side of power station trashrack, spacing between described conveying tooth (3) and trashrack is 5-15cm, and described screw (5) is positioned at the side away from trashrack.
5. the unpowered sewage disposal apparatus for power station trashrack according to claim 4, it is characterized in that, the roller end of described screw (5) side is provided with hard hat (5a), described hard hat (5a) outer face is spherical structure, and the external diameter of hard hat (5a) is 1/1 to three/4th of screw (5) external diameter.
6. the unpowered sewage disposal apparatus for power station trashrack according to claim 1, it is characterized in that, protection tooth (1a) is provided with below longitudinal delivery section of described chain conveyor (2), described protection tooth (1a) is fixedly connected with support (1), and described protection tooth (1a) is triangular in shape along the longitudinal section of water (flow) direction.
7. the unpowered sewage disposal apparatus for power station trashrack according to claim 1 or 3, it is characterized in that, described conveying tooth (3) is made up of some conveying rake teeth groups (3a) and some cutting rake teeth groups (3b), each conveying rake teeth group (3a) and cut rake teeth group (3b) and arrange along the width of chain conveyor (2); Described conveying rake teeth group (3a) is made up of some spaced conveying rake teeths, the free end of conveying rake teeth is towards the bending arcuate structure of throughput direction, the end face of conveying rake teeth and object contact is the plane structure of arc, and the spacing between adjacent conveyor rake teeth is 3-20cm; Described cutting rake teeth group (3b) is made up of some spaced cutting rake teeths, the free end of cutting rake teeth is towards the bending arcuate structure of throughput direction, the end face of cutting rake teeth and object contact is the bladed structure of arc, and the spacing between adjacent cutting rake teeth is 3-20cm.
8. the unpowered sewage disposal apparatus for power station trashrack according to claim 7, is characterized in that, the conveying rake teeth in conveying rake teeth group (3a) and the cutting rake teeth on adjacent cutting rake teeth group (3b) are staggered.
9. the unpowered sewage disposal apparatus for power station trashrack according to claim 7, it is characterized in that, the support (1) be positioned at below chain conveyor (2) lateral transfer portion free end close end is provided with blocked sewage mechanism (9), described blocked sewage mechanism (9) is by blocked sewage support (9a), be arranged on the installing plate (9b) on blocked sewage support (9a) and be disposed on blocked sewage rake teeth (9c) composition on installing plate (9b), the length of installing plate (9b) and the conveyor surface width of chain conveyor (2) adapt, blocked sewage rake teeth (9c) is positioned at the lower front of chain conveyor (2) lateral transfer portion output, in the tooth tip portion of blocked sewage rake teeth (9c) gap between conveying rake teeth and cutting rake teeth, the free end of described blocked sewage rake teeth (9c) is arcuate structure, and its bending direction is contrary with the throughput direction of chain conveyor (2).
10. the unpowered sewage disposal apparatus for power station trashrack according to claim 1, is characterized in that, described lifting gear (6) is electric block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427911.8U CN204112282U (en) | 2014-07-31 | 2014-07-31 | For the unpowered sewage disposal apparatus of power station trashrack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427911.8U CN204112282U (en) | 2014-07-31 | 2014-07-31 | For the unpowered sewage disposal apparatus of power station trashrack |
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| Publication Number | Publication Date |
|---|---|
| CN204112282U true CN204112282U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420427911.8U Expired - Fee Related CN204112282U (en) | 2014-07-31 | 2014-07-31 | For the unpowered sewage disposal apparatus of power station trashrack |
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| CN (1) | CN204112282U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120698A (en) * | 2014-07-31 | 2014-10-29 | 彭新招 | Unpowered sewage removing device for hydropower station trash rack |
| CN105728137A (en) * | 2016-04-21 | 2016-07-06 | 黄河勘测规划设计有限公司 | Underwater dirt cutting and crushing machine suitable for water conservancy and hydropower engineering |
| CN106223297A (en) * | 2016-09-12 | 2016-12-14 | 成都创慧科达科技有限公司 | A kind of energy-saving floater dragging device |
| CN107152013A (en) * | 2017-06-29 | 2017-09-12 | 宿州冬宇环保科技有限公司 | A kind of environmental protection sewage disposal device for river channel |
-
2014
- 2014-07-31 CN CN201420427911.8U patent/CN204112282U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104120698A (en) * | 2014-07-31 | 2014-10-29 | 彭新招 | Unpowered sewage removing device for hydropower station trash rack |
| CN104120698B (en) * | 2014-07-31 | 2016-03-09 | 彭新招 | A kind of unpowered sewage disposal apparatus for power station trashrack |
| CN105728137A (en) * | 2016-04-21 | 2016-07-06 | 黄河勘测规划设计有限公司 | Underwater dirt cutting and crushing machine suitable for water conservancy and hydropower engineering |
| CN105728137B (en) * | 2016-04-21 | 2017-12-22 | 黄河勘测规划设计有限公司 | Underwater dirt cutting mill suitable for Hydraulic and Hydro-Power Engineering |
| CN106223297A (en) * | 2016-09-12 | 2016-12-14 | 成都创慧科达科技有限公司 | A kind of energy-saving floater dragging device |
| CN107724360A (en) * | 2016-09-12 | 2018-02-23 | 成都创慧科达科技有限公司 | A kind of Refloatation method of energy-saving floater dragging device |
| CN106223297B (en) * | 2016-09-12 | 2018-07-27 | 成都创慧科达科技有限公司 | A kind of energy-saving floater dragging device |
| CN107724360B (en) * | 2016-09-12 | 2019-11-01 | 成都创慧科达科技有限公司 | A kind of Refloatation method of energy-saving floater dragging device |
| CN107152013A (en) * | 2017-06-29 | 2017-09-12 | 宿州冬宇环保科技有限公司 | A kind of environmental protection sewage disposal device for river channel |
| CN107152013B (en) * | 2017-06-29 | 2019-01-15 | 南通联振重工机械有限公司 | A kind of environmental protection sewage disposal device for river channel |
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| 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: 20150121 Termination date: 20160731 |
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| CF01 | Termination of patent right due to non-payment of annual fee |