CN209637936U - It is a kind of to use stable hydro-electric power generating equipment - Google Patents
It is a kind of to use stable hydro-electric power generating equipment Download PDFInfo
- Publication number
- CN209637936U CN209637936U CN201920330181.2U CN201920330181U CN209637936U CN 209637936 U CN209637936 U CN 209637936U CN 201920330181 U CN201920330181 U CN 201920330181U CN 209637936 U CN209637936 U CN 209637936U
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- China
- Prior art keywords
- fixedly installed
- water guide
- impact
- electric power
- power generating
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- 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
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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
- Y02E10/20—Hydro energy
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model relates to technical field of hydroelectric generation, and it discloses a kind of using stable hydro-electric power generating equipment, including pedestal, the chassis interior is fixedly installed with water guide cover, and the water inlet pipe that one end is run through and extends to inside water guide cover and be connected to water guide cover inside is fixedly installed on front side of water guide cover.This uses stable hydro-electric power generating equipment, cause the second connecting rod to compress second spring with the second sliding block by pushes pedals to move downward, it is moved upwards with motion bar along the arcuate socket inside adjusting block so as to cause the bottom of pedal, push rod is allowed in this way by motion bar with moving upwards, simultaneously, push rod can generate extruding to u-bracket, u-bracket is resulted in move with first connecting rod and first the first spring of ram extrusion towards the direction of flywheel in this way, so that brake(-holder) block contacts friction with flywheel and generates braking effect, whole process has at low cost, easy to operate and safe and free of contamination advantage.
Description
Technical field
The utility model relates to technical field of hydroelectric generation, specially a kind of to use stable hydro-electric power generating equipment.
Background technique
Hydroelectric generation is to be located at eminence using river, lake etc. to flow to lower with the water of potential energy, by potential energy contained therein
It is converted into the kinetic energy of the hydraulic turbine, then using the hydraulic turbine as motive power, the process that pushing generator produces electricl energy is hydroelectric basic
Principle is using the height of water, and cooperation hydrogenerator unit generates electric power, that is, can switch to the machine of water wheels using the position of water
Tool energy, then with mechanical energy pushing generator, and obtain electric power.
In the power generation process of water-power plant, when water turbine set is shut down, the guide vane of the hydraulic turbine has certain leak,
So as to cause unit rotation, simultaneously as the rotator inertia of flywheel is very big, so flywheel is still after clearance between guide vanes completely close
It so will continue to that rotation a very long time, in this way water turbine set can be generated very big injury, therefore just need to the hydraulic turbine
Flywheel braking, traditional mode of braking are operators by pressing hydraulic tank above and below handle control, are exported by hydraulic coupling tank
Oil pressure promotes brake to be clamped flywheel, thus achieve the effect that braking, this mode higher cost and easy oil leak
Environment is polluted, and in actual operation, in order to allow the flywheel of the hydraulic turbine to stop operating as early as possible, operator often grasps in violation of rules and regulations
Make, directly so that flywheel is stopped operating as early as possible by the friction of flywheel and wood with the gap of wood insertion flywheel and ground, endanger
Danger greatly, so propose a kind of to solve the problems, such as above-mentioned propose using stable hydro-electric power generating equipment.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of using stable hydro-electric power generating equipment, has into
This advantage low, easy to operate and safe and free of contamination solves traditional braking mode bring higher cost, is easy oil leaking pollution
The problem of environment and security risk.
(2) technical solution
To realize above-mentioned purpose at low cost, easy to operate and safe and free of contamination, the utility model provides following technical side
Case: a kind of using stable hydro-electric power generating equipment, including pedestal, the chassis interior is fixedly installed with water guide cover, water guide cover
Front side be fixedly installed with one end run through and extend to inside water guide cover and with the water inlet pipe that is connected to inside water guide cover, inside water guide cover
It is fixedly installed with drainpipe, hydroturbine cover, the bottom of hydroturbine cover and the inside of water guide cover are fixedly installed at the top of water guide cover
Connection, the top of pedestal and the left and right sides for being located at water guide cover are fixedly installed with bearing box, the top of pedestal and are located at right side
Generator is fixedly installed on the right side of the bearing box, the left side bearing box internal activity is equipped with one end from left to right successively
Through hydroturbine cover and the right side bearing box and the transmission shaft at generator rotor shafts is extended to, transmission shaft and generator rotate
It is fixedly connected at axis, the outside of transmission shaft and is fixedly installed with flywheel between the right side bearing box and generator, be driven
The outside of axis and the inside for being located at hydroturbine cover are fixedly installed with runner, the top of pedestal and the lower section fixed installation for being located at flywheel
There is support column, the first impact-absorbing shell is fixedly installed at the top of support column, the inner cavity of the first impact-absorbing shell slidably connects the first sliding block,
The front and rear sides of first sliding block, which are fixedly installed with one end and fix respectively with the inner cavity antetheca of the first impact-absorbing shell and inner cavity rear wall, to be connected
The first spring connect, the inside of the first sliding block are fixedly connected with both ends and run through and extend to the first company outside the first impact-absorbing shell
Extension bar, first connecting rod are fixedly installed with brake(-holder) block, the fixed peace in the one end of first connecting rod far from flywheel close to one end of flywheel
Equipped with u-bracket, the top of pedestal and be located at support column on front side of the left and right sides be fixedly installed with adjusting block, the left side tune
One end is movably installed on the left of locking nub to sequentially pass through two adjusting blocks from left to right and extend to the right side of the right side adjusting block
The motion bar of side, the outside of the motion bar and right side for being located at adjusting block described in the left and right side of the left side adjusting block is equal
It is fixedly installed with fixed ring, the inside of u-bracket is movably installed with the push rod that one end is fixedly connected with motion bar, bottom by shaft
The top of seat and it is located on front side of adjusting block that be fixedly installed with quantity be two the second impact-absorbing shells, two the second impact-absorbing shell positions
Between two adjusting blocks, the inner cavity of the second impact-absorbing shell slidably connects the second sliding block, and the bottom wall of inner cavity of the second impact-absorbing shell is fixed
The second spring that one end is fixedly connected with the second sliding block is installed, two opposite sides of the second sliding block are fixedly installed with one end
Run through and extend to the second connecting rod outside the second impact-absorbing shell, the opposite side of two the second connecting rods, which is fixed with pedal, to be connected
It connects, is fixedly connected on the outside of the bottom of pedal and motion bar.
Preferably, bearing compatible with the diameter of transmission shaft is fixedly installed with inside the bearing box, bearing box passes through
Bearing is flexibly connected with transmission shaft.
Preferably, first impact-absorbing shell is inclination installation, and tilt angle is 120 degree.
Preferably, the brake(-holder) block is arc plate, and the radian of brake(-holder) block is adapted with the outside radian of flywheel, brake(-holder) block
Inside be fixedly installed with valve rubber.
Preferably, the push rod is made of annulus and rectangle rod piece, and the inside of u-bracket is connected by shaft and annulus activity
It connects, the outside of annulus is fixedly connected with rectangle rod piece, and rectangle rod piece is fixedly connected far from one end of annulus with motion bar.
Preferably, the inside of the adjusting block offers arcuate socket, and the internal diameter of arcuate socket is adapted with the diameter of motion bar.
Preferably, two opposite sides of second impact-absorbing shell offer compatible with the size of the second connecting rod
Sliding eye.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of using stable hydro-electric power generating equipment, and having following has
Beneficial effect:
This uses stable hydro-electric power generating equipment, causes the second connecting rod with the second sliding block compression the by pushes pedals
Two springs move downward, and move upwards with motion bar along the arcuate socket inside adjusting block so as to cause the bottom of pedal, this
Sample allows for push rod by motion bar with moving upwards, meanwhile, push rod can generate extruding to u-bracket, result in U-shaped branch in this way
Frame is moved with first connecting rod and first the first spring of ram extrusion towards the direction of flywheel, so that brake(-holder) block is contacted with flywheel
Friction generate braking effect, repeatedly pushes pedals can make flywheel slowly slows down until stopping, whole process have it is at low cost,
Easy to operate and safe and free of contamination advantage.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model push rod and u-bracket connection schematic diagram；
Fig. 3 is enlarged drawing at A in the utility model Fig. 1.
In figure: 1 pedestal, 2 water guide covers, 3 water inlet pipes, 4 drainpipes, 5 hydroturbine covers, 6 bearing boxs, 7 generators, 8 transmission shafts,
9 flywheels, 10 runners, 11 support columns, 12 first impact-absorbing shells, 13 first sliding blocks, 14 first springs, 15 first connecting rods, 16 brakings
Piece, 17 u-brackets, 18 adjusting blocks, 19 motion bars, 20 fixed rings, 21 push rods, 22 second impact-absorbing shells, 23 second sliding blocks, 24
Two springs, 25 second connecting rods, 26 pedals.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, it is a kind of using stable hydro-electric power generating equipment, including pedestal 1, it is fixedly installed with inside pedestal 1
Water guide cover 2, the front side of water guide cover 2 be fixedly installed with one end run through and extend to the inside of water guide cover 2 and be connected to inside water guide cover 2
Water inlet pipe 3, be fixedly installed with drainpipe 4 inside water guide cover 2, the top of water guide cover 2 is fixedly installed with hydroturbine cover 5, water wheels
The bottom of hood 5 is connected to the inside of water guide cover 2, the top of pedestal 1 and be located at water guide cover 2 the left and right sides be fixedly installed with
Bearing box 6 is fixedly installed with bearing compatible with the diameter of transmission shaft 8 inside bearing box 6, and bearing box 6 is by bearing and passes
The flexible connection of moving axis 8, the top of pedestal 1 and the right side for being located at right side bearing box 6 are fixedly installed with generator 7, left side bearing box 6
Internal activity is equipped with one end and sequentially passes through hydroturbine cover 5 and right side bearing box 6 from left to right and extend to 7 rotation axis of generator
Be fixedly connected at the transmission shaft 8 at place, transmission shaft 8 and 7 rotation axis of generator, the outside of transmission shaft 8 and be located at right side bearing box 6 with
It is fixedly installed with flywheel 9 between generator 7, the outside of the transmission shaft 8 and inside for being located at hydroturbine cover 5 is fixedly installed with runner
10, the top of the pedestal 1 and lower section for being located at flywheel 9 is fixedly installed with support column 11, the top of support column 11 is fixedly installed with the
One impact-absorbing shell 12, the first impact-absorbing shell 12 are inclination installation, and tilt angle is 120 degree, and the inner cavity of the first impact-absorbing shell 12 is slided
It is connected with the first sliding block 13, the front and rear sides of the first sliding block 13 are fixedly installed with inner cavity of the one end respectively with the first impact-absorbing shell 12
The first spring 14 that antetheca is fixedly connected with inner cavity rear wall, the inside of the first sliding block 13 are fixedly connected with both ends and run through and extend
First connecting rod 15 to the first impact-absorbing shell 12, first connecting rod 15 are fixedly installed with brake(-holder) block close to one end of flywheel 9
16, brake(-holder) block 16 is arc plate, and the radian of brake(-holder) block 16 is adapted with the outside radian of flywheel 9, and the inside of brake(-holder) block 16 is solid
Dingan County is equipped with valve rubber, and first connecting rod 15 is fixedly installed with u-bracket 17, the top and position of pedestal 1 far from one end of flywheel 9
It is fixedly installed with adjusting block 18 in the left and right sides of 11 front side of support column, the inside of adjusting block 18 offers arcuate socket, arc
The internal diameter in hole is adapted with the diameter of motion bar 19, and the left side of left side adjusting block 18 is movably installed with one end and successively passes through from left to right
It wears two adjusting blocks 18 and extends to the motion bar 19 on the right side of right side adjusting block 18, the outside of motion bar 19 and be located at a left side
The right side of the left and right side adjusting block 18 of side adjusting block 18 is fixedly installed with fixed ring 20, and the inside of u-bracket 17 passes through
Shaft is movably installed with the push rod 21 that one end is fixedly connected with motion bar 19, and push rod 21 is made of annulus and rectangle rod piece, U-shaped branch
The inside of frame 17 is flexibly connected by shaft with annulus, and the outside of annulus is fixedly connected with rectangle rod piece, and rectangle rod piece is far from circle
One end of ring is fixedly connected with motion bar 19, the top of pedestal 1 and be located at adjusting block 18 front side be fixedly installed with quantity be two
The second a impact-absorbing shell 22, the opposite side of the second impact-absorbing shell 22 offer cunning compatible with the size of the second connecting rod 25
Dynamic hole, two the second impact-absorbing shells 22 are located between two adjusting blocks 18, and the inner cavity of the second impact-absorbing shell 22 slidably connects second
Sliding block 23, the bottom wall of inner cavity of the second impact-absorbing shell 22 are fixedly installed with the second spring 24 that one end is fixedly connected with the second sliding block 23,
Two opposite sides of the second sliding block 23 are fixedly installed with one end and run through and extend to the second company outside the second impact-absorbing shell 22
Extension bar 25, two opposite sides of the second connecting rod 25 are fixedly connected with pedal 26, bottom and the motion bar 19 of pedal 26
Outside is fixedly connected, this uses stable hydro-electric power generating equipment, causes the second connecting rod 25 with second by pushes pedals 26
Sliding block 23 compress second spring 24 move downward, so as to cause pedal 26 bottom with motion bar 19 along adjusting block 18 inside
Arcuate socket move upwards, allow for push rod 21 in this way by motion bar 19 with moving upwards, meanwhile, push rod 21 can be to U-shaped branch
Frame 17 generates extruding, and u-bracket 17 is resulted in squeeze 14 court of the first spring with first connecting rod 15 and the first sliding block 13 in this way
Flywheel 9 direction movement so that brake(-holder) block 16 contact with flywheel 9 rub generation braking effect, pushes pedals 26 can make repeatedly
It obtains flywheel 9 slowly to slow down until stopping, whole process has at low cost, easy to operate and safe and free of contamination advantage.
When in use, water is imported after being washed away to runner 10 from water inlet pipe 3 and is discharged through drainpipe 4, in this process water
Acting is washed away to runner 10, so that runner 10 rotates and transmission shaft 8 is driven to rotate, the rotation of transmission shaft 8 drives flywheel 9 and power generation again
The rotation of 7 rotation axis of machine, the rotation of 7 rotation axis of motor cause the coil of 7 the inside of generator to magnetic field intercepts to generate electric current, in this way
It can generate electricity.
In conclusion this use stable hydro-electric power generating equipment, by pushes pedals 26 cause the second connecting rod 25 with
Second sliding block 23 compression second spring 24 move downward, so as to cause pedal 26 bottom with motion bar 19 along adjusting block 18
Internal arcuate socket moves upwards, and allows for push rod 21 in this way by motion bar 19 with moving upwards, meanwhile, push rod 21 can be to U
Type bracket 17 generates extruding, and u-bracket 17 is resulted in squeeze the first spring with first connecting rod 15 and the first sliding block 13 in this way
14 move towards the direction of flywheel 9, so that brake(-holder) block 16 contact the generation braking effect that rubs, repeatedly pushes pedals 26 with flywheel 9
So that flywheel 9 slowly slows down until stopping, whole process has at low cost, easy to operate and safe and free of contamination advantage for meeting.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of use stable hydro-electric power generating equipment, including pedestal (1), it is characterised in that: fixed peace inside the pedestal (1)
Equipped with water guide cover (2), it is fixedly installed with one end on front side of water guide cover (2) and runs through and extends to water guide cover (2) inside and and water guide
The water inlet pipe (3) being connected to inside (2) is covered, is fixedly installed with drainpipe (4) inside water guide cover (2), the top of water guide cover (2) is fixed
It is equipped with hydroturbine cover (5), the bottom of hydroturbine cover (5) is connected to the inside of water guide cover (2), the top of pedestal (1) and is located at
The left and right sides of water guide cover (2) is fixedly installed with bearing box (6), the top of pedestal (1) and be located at the right side bearing box (6)
Right side be fixedly installed with generator (7), left side the bearing box (6) internal activity is equipped with one end and sequentially passes through from left to right
Hydroturbine cover (5) and the right side bearing box (6) simultaneously extend to the transmission shaft (8) at generator (7) rotation axis, transmission shaft (8)
It is fixedly connected at generator (7) rotation axis, the outside of transmission shaft (8) and is located at the right side bearing box (6) and generator (7)
Between be fixedly installed with flywheel (9), the outside of transmission shaft (8) and be located at hydroturbine cover (5) inside be fixedly installed with runner
(10), the top of pedestal (1) and being located at below flywheel (9) is fixedly installed with support column (11), and the top of support column (11) is solid
Dingan County is equipped with the first impact-absorbing shell (12), and the inner cavity of the first impact-absorbing shell (12) slidably connects the first sliding block (13), the first sliding block
(13) front and rear sides, which are fixedly installed with one end and fix respectively with the inner cavity antetheca of the first impact-absorbing shell (12) and inner cavity rear wall, to be connected
The first spring (14) connect, the inside of the first sliding block (13) are fixedly connected with both ends and run through and extend to the first impact-absorbing shell (12)
External first connecting rod (15), first connecting rod (15) are fixedly installed with brake(-holder) block (16) close to the one end of flywheel (9), and first
Connecting rod (15) is fixedly installed with u-bracket (17) far from the one end of flywheel (9), the top of pedestal (1) and is located at support column
(11) left and right sides on front side of is fixedly installed with adjusting block (18), is movably installed with one on the left of the left side adjusting block (18)
End sequentially passes through two adjusting blocks (18) from left to right and extends to the motion bar (19) on the right side of the right side adjusting block (18),
The outside of motion bar (19) and the right side for being located at adjusting block (18) described in the left and right side of the left side adjusting block (18)
It is fixedly installed with fixed ring (20), the inside of u-bracket (17) is movably installed with one end by shaft and motion bar (19) are solid
Surely the push rod (21) connected, the top of pedestal (1) and being located at are fixedly installed with that quantity is two on front side of adjusting block (18)
Two impact-absorbing shells (22), two the second impact-absorbing shells (22) are located between two adjusting blocks (18), the inner cavity of the second impact-absorbing shell (22)
It slidably connects the second sliding block (23), the bottom wall of inner cavity of the second impact-absorbing shell (22) is fixedly installed with one end and the second sliding block (23) are solid
Surely the second spring (24) connected, two opposite sides of the second sliding block (23) are fixedly installed with one end and run through and extend to
External the second connecting rod (25) of two impact-absorbing shells (22), the opposite side of two the second connecting rods (25) are fixed with pedal (26)
It connects, is fixedly connected on the outside of the bottom and motion bar (19) of pedal (26).
2. a kind of stable hydro-electric power generating equipment is used according to claim 1, it is characterised in that: the bearing box (6)
Inside is fixedly installed with bearing compatible with the diameter of transmission shaft (8), and bearing box (6) passes through bearing and transmission shaft (8) activity
Connection.
3. a kind of stable hydro-electric power generating equipment is used according to claim 1, it is characterised in that: first impact-absorbing shell
It (12) is inclination installation, tilt angle is 120 degree.
4. a kind of stable hydro-electric power generating equipment is used according to claim 1, it is characterised in that: the brake(-holder) block (16)
Radian for arc plate, brake(-holder) block (16) is adapted with the outside radian of flywheel (9), and the inside of brake(-holder) block (16) is fixedly mounted
There is valve rubber.
A kind of use stable hydro-electric power generating equipment 5. according to claim 1, it is characterised in that: the push rod (21) by
Annulus and rectangle rod piece composition, the inside of u-bracket (17) are flexibly connected by shaft with annulus, the outside of annulus and rectangular shaft
Part is fixedly connected, and the one end of rectangle rod piece far from annulus is fixedly connected with motion bar (19).
6. a kind of stable hydro-electric power generating equipment is used according to claim 1, it is characterised in that: the adjusting block (18)
Inside offer arcuate socket, the internal diameter of arcuate socket is adapted with the diameter of motion bar (19).
7. a kind of stable hydro-electric power generating equipment is used according to claim 1, it is characterised in that: two described second slow
The opposite side of punching cover (22) offers sliding eye compatible with the size of the second connecting rod (25).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920056727 | 2019-01-14 | ||
| CN201920056727X | 2019-01-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209637936U true CN209637936U (en) | 2019-11-15 |
Family
ID=68499840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920330181.2U Expired - Fee Related CN209637936U (en) | 2019-01-14 | 2019-03-15 | It is a kind of to use stable hydro-electric power generating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209637936U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623036A (en) * | 2022-03-17 | 2022-06-14 | 贵州电网有限责任公司 | Hydraulic power station hydraulic turbine brake device |
| CN115122274A (en) * | 2022-08-11 | 2022-09-30 | 福建森源电力设备有限公司 | Electric rotary mounting table for pole-mounted circuit breaker |
-
2019
- 2019-03-15 CN CN201920330181.2U patent/CN209637936U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114623036A (en) * | 2022-03-17 | 2022-06-14 | 贵州电网有限责任公司 | Hydraulic power station hydraulic turbine brake device |
| CN114623036B (en) * | 2022-03-17 | 2024-04-19 | 贵州电网有限责任公司 | Hydraulic power station water turbine braking device |
| CN115122274A (en) * | 2022-08-11 | 2022-09-30 | 福建森源电力设备有限公司 | Electric rotary mounting table for pole-mounted circuit breaker |
| CN115122274B (en) * | 2022-08-11 | 2024-05-24 | 福建森源电力设备有限公司 | Electric rotary mounting table for pole-mounted circuit breaker |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |