CN209558702U - A kind of Solar Enercy Fission Geyser with gas auxiliary heating device - Google Patents
A kind of Solar Enercy Fission Geyser with gas auxiliary heating device Download PDFInfo
- Publication number
- CN209558702U CN209558702U CN201822083298.3U CN201822083298U CN209558702U CN 209558702 U CN209558702 U CN 209558702U CN 201822083298 U CN201822083298 U CN 201822083298U CN 209558702 U CN209558702 U CN 209558702U
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- China
- Prior art keywords
- water
- conductive fluid
- gas
- discharge chamber
- water receiver
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Abstract
The utility model discloses a kind of Solar Enercy Fission Geysers with gas auxiliary heating device, including collecting plate, water receiver, gas heater and controller, conductive fluid entrance is arranged in collecting plate lower part, top setting conductive fluid exports, and conductive fluid outlet is connected with gas exhaust and liquid supplementation device；Gas exhaust and liquid supplementation device includes discharge chamber and liquid feeding hopper, and discharge chamber bottom is connected with back-shaped pipe, and one end of back-shaped pipe and one end of heating coil connect, and the other end of heating coil is connect with conductive fluid entrance；Water receiver is successively arranged inlet and outlet, and inlet and outlet are respectively connected with three-way connection, and one end of water inlet three-way connection and the water outlet of gas heater connect, and one end of water outlet three-way connection and the water inlet end of gas heater connect.The utility model carries out solar water heater using gas heater by the way of auxiliary heating, it is ensured that hot water supply is stablized, and the influence of environmental factor is avoided, convenient to use.
Description
Technical field
The utility model relates to hot water system technology field more particularly to a kind of fissions with gas auxiliary heating device
Formula solar water heater.
Background technique
Solar water heater is the heating device for converting solar energy to thermal energy, can by water from low-temperature heat to high temperature,
It is used with meeting hot water of the people in production and living.
In daily life, solar water heater is also inevitably had some limitations, on the one hand, that now lives is big
Most resident's buildings are relatively high, and roof spatial position is limited, and bottom resident then can not install solar water heater in roof,
Therefore most of residents use storage-type electric water heater, but storage-type electric water heater can not carry out delivery at a distance, can only
Be confined to kitchen or lavatory position, humid environment and narrow, use aspect not security presence the danger of electric leakage, another party
Face mostly carries out effect using conductive fluid in solar water heater and achievees the purpose that heat, and conductive fluid in use will appear leakage
Phenomenon, water heater need to be dismantled by increasing conductive fluid again, bring unnecessary trouble to user, due to conductive fluid be heated volume hair
It is raw to change, certain gas is generated in closed pipeline and forms larger pressure, causes the reduction of pipeline service life, and solar energy
Water heater is heated based on single solar source, larger by such environmental effects, lead to not in the case where illumination is weaker and
When constant-temperature hot water is provided, bring inconvenience to user.
Utility model content
The purpose of this utility model is to provide a kind of energy conservation and environmental protection, hot water supply is stablized, and uses having for safe and convenient
The Solar Enercy Fission Geyser of gas auxiliary heating device.
To achieve the above object, the technical scheme adopted by the utility model is
A kind of Solar Enercy Fission Geyser with gas auxiliary heating device, including collecting plate, water receiver, combustion gas heat
Hydrophone and controller, the first temperature sensor is provided in the collecting plate, and collecting plate lower part setting conductive fluid entrance, top are set
Conductive fluid outlet is set, the conductive fluid outlet is connected to gas exhaust and liquid supplementation device；
The gas exhaust and liquid supplementation device includes discharge chamber and the liquid feeding hopper that is arranged at the top of discharge chamber, bullet in the discharge chamber
Property be connected with plunger, connecting rod is provided in the middle part of plunger, one end of connecting rod is stretched out outside discharge chamber, multiple through-holes is opened up on plunger, institute
It states at the top of discharge chamber, corresponding lead to the hole site setting support rod, one end of support rod wears to via bottoms and is connected with baffle, the row
Air cavity bottom is connected with back-shaped pipe, the first circulation pump and the interior heating coil being arranged of water receiver that one end of back-shaped pipe passes through setting
One end connection, the other end of heating coil connect with conductive fluid entrance；
The water receiver is successively arranged water inlet, second temperature sensor and water outlet, and inlet and outlet are all connected with
There is three-way connection, one end of the water inlet three-way connection is connect with the water outlet of the gas heater, the other end connects
Check (non-return) valve, check (non-return) valve lower part connect cold feed pipe, the second circulation that one end of the water outlet three-way connection passes through setting
Pump is connect with the water inlet end of the gas heater, other end connection hot water uses equipment, first temperature sensor, second
Temperature sensor, first circulation pump are connected with controller with second circulation pump.
Further, the collecting plate includes upper distribution pipe, lower distribution pipe and the multiple conductive fluids for being connected to upper and lower distribution pipe
Pipeline, the conductive fluid pipeline are circular tube structure made of copper, are provided with heat transmission fin, thermally conductive liquid pipe on the outer wall of conductive fluid pipeline
Be arranged with heat collecting vacuum pipe outside road, lower distribution pipe is distributed the conductive fluid entrance, upper distribution pipe be distributed the conductive fluid outlet and
First temperature sensor.
Further, each conductive fluid pipeline is threadedly coupled with upper distribution pipe, lower distribution pipe respectively, the conductive fluid
Entrance, conductive fluid outlet and corresponding lower distribution pipe, upper distribution pipe are threadedly coupled.
Further, the discharge chamber be hollow cylindrical structure, the plunger be it is discoid, connecting rod is connect with plunger
In the shape of an " I " afterwards, the plunger is connect with discharge chamber by compressed spring, the inner wall fitting of the outer wall and discharge chamber of plunger, institute
Stating baffle is the circular sheet-like structures with thickness and toughness, and the diameter of baffle is greater than the diameter of the through-hole, the liquid feeding material
Bucket screw top is socketed with capping.
Further, the conductive fluid outlet connects gas exhaust and liquid supplementation device by back-shaped pipe, and the back-shaped pipe is in inverted " u " word
Shape, back-shaped pipe are connected to by connecting tube with discharge chamber bottom, and the diameter of back-shaped pipe is greater than the diameter of conductive fluid outlet.
Further, relief valve is provided at the top of the water receiver, blowdown valve is arranged in water receiver bottom.
Further, it is provided with insulation cladding outside the water receiver, insulating layer, the guarantor is equipped between insulation cladding and water receiver
Warm layer is the cylinder-like structure made of heat preservation cotton material, and the water inlet, second temperature sensor and water outlet are from the bottom to top
It is sequentially distributed in water receiver.
Further, the heating coil is helicoidal structure, and the inner wall of heating coil and the water receiver passes through buckle
The both ends of connection, heating coil are connect by sealing ring with water receiver side wall.
The beneficial effects of the utility model are:
Heat source, combustion gas heat source as gas heater of the utility model using luminous energy as collecting plate, collecting plate into
The main heating of row, gas heater carry out the mode of auxiliary heating, by reasonable pipeline by collecting plate, water receiver and gas and hot water
Device is attached, and can reduce hot water cost, saves resource, and energy conservation and environmental protection, and water receiver can be set and set not influencing other
In the standby corner worked normally, extend using space, using safe and convenient, and collecting plate, gas heater and water receiver
It can carry out separately installed using pipeline connection, three, increase the diversity of mounting means, the hot water flow in water receiver is flat
Surely, combustion gas auxiliary is heated, and reduces frequent starting and the stopping of gas heater, and eliminate water temperature wide fluctuations,
Gas exhaust and liquid supplementation device can reach the purpose supplemented conductive fluid, and the gas that generated in conductive fluid pipeline can be discharged, no
Collecting plate is dismantled to facilitate, conductive fluid is supplemented, carried out automatically controlling by controller, can be automatically replenished, certainly
Dynamic heat preservation；Circulating pump is equivalent to shut-off valve when not starting, and medium does not flow, and reduces heat transmitting, reaches heat insulation effect.This is practical
It is novel using gas heater carry out auxiliary heating by the way of, it is ensured that hot water supply stablize, avoid the influence of environmental factor,
It is convenient to use.
Detailed description of the invention
Fig. 1 is a kind of overall structure of the Solar Enercy Fission Geyser with gas auxiliary heating device of the utility model
Schematic diagram.
Fig. 2 is in a kind of collecting plate of the Solar Enercy Fission Geyser with gas auxiliary heating device of the utility model
Portion's structural schematic diagram.
Fig. 3 is a kind of gas exhaust and liquid supplementation of the Solar Enercy Fission Geyser with gas auxiliary heating device of the utility model
Device schematic diagram of internal structure.
Fig. 4 is in a kind of Fig. 1 of the Solar Enercy Fission Geyser with gas auxiliary heating device of the utility model at A
Disassembled form schematic diagram.
Numbering in the drawing are as follows: 101 be upper distribution pipe, and 102 be lower distribution pipe, and 103 be conductive fluid pipeline, and 2 be water receiver, 3
It is controller for gas heater, 4,5 be conductive fluid entrance, and 6 export for conductive fluid, and 701 be discharge chamber, and 702 be liquid feeding hopper,
8 be plunger, and 9 be connecting rod, and 10 be through-hole, and 11 be support rod, and 12 be baffle, and 13 be back-shaped pipe, and 14 be heating coil, and 15 be water inlet
Mouthful, 16 be water outlet, and 17 be three-way connection, and 18 be check (non-return) valve, and 19 be cold feed pipe, and 20 use equipment for hot water, and 21 be the
One circulating pump, 22 pump for second circulation, and 23 be heat transmission fin, and 24 be heat collecting vacuum pipe, and 25 be capping, and 26 be compressed spring, and 27
It is relief valve for connecting tube, 28,29 be blowdown valve, and 30 be insulation cladding, and 31 be insulating layer, and 32 be sealing ring, and 33 be the first temperature
Sensor, 34 be second temperature sensor.
Specific embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing:
As shown in Fig. 1 ~ Fig. 4, a kind of Solar Enercy Fission Geyser with gas auxiliary heating device, including thermal-arrest
Plate, water receiver 2, gas heater 3 and controller 4 are provided with the first temperature sensor 33, collecting plate lower part in the collecting plate
Conductive fluid entrance 5, top setting conductive fluid outlet 6 are set, and the conductive fluid outlet 6 is connected with gas exhaust and liquid supplementation device；
The gas exhaust and liquid supplementation device includes discharge chamber 701 and the liquid feeding hopper 702 that the top of discharge chamber 701 is arranged in, described
702 screw top of liquid feeding hopper is socketed with capping 25, and the discharge chamber 701 is hollow cylindrical structure, the discharge chamber 701
Inside be elasticly connected with plunger 8, the plunger 8 be it is discoid, connecting rod 9 is provided in the middle part of plunger 8, exhaust is stretched out in one end of connecting rod 9
Outside chamber 701, connecting rod 9 is in the shape of an " I " after connecting with plunger 8, opens up multiple through-holes 10 on plunger 8,701 top of discharge chamber,
Support rod 11 is arranged in corresponding 10 position of through-hole, and one end of support rod 11 wears to 10 bottom of through-hole and is connected with baffle 12, the baffle
12 be the circular sheet-like structures with thickness and toughness, and the diameter of baffle 12 is greater than the diameter of the through-hole 10, the discharge chamber
701 bottoms are connected with back-shaped pipe 13, and one end of back-shaped pipe 13 is added by the first circulation pump 21 being arranged with what is be arranged in water receiver 2
One end of hot coil 14 connects, and the other end of heating coil 14 is connect with conductive fluid entrance 5, and the heating coil 14 is helical form
Structure, heating coil 14 and the inner wall of the water receiver 2 are connected by a snap, the both ends of heating coil 14 by sealing ring 32 with
The connection of 2 side wall of water receiver；
The water receiver 2 is successively arranged water inlet 15, second temperature sensor 34 and water outlet 16, water inlet 15 and water outlet
Mouth 16 is respectively connected with three-way connection 17, the water outlet of one end of three-way connection 17 and the gas heater 3 at the water inlet 15
End connection, the other end connect check (non-return) valve 18, and 18 lower part of check (non-return) valve connects cold feed pipe 19, three-way connection at the water outlet 16
17 one end, which is connect by the second circulation pump 22 being arranged with the water inlet end of the gas heater 3, the other end connects hot water makes
With equipment 20, first temperature sensor 33, second temperature sensor 34, first circulation pump 21 and second circulation pump 22 and
Controller 4 connects.
Specifically, the collecting plate includes upper distribution pipe 101, lower distribution pipe 102 and is connected to upper and lower point in the present embodiment
Multiple conductive fluid pipelines 103 of piping 102, the conductive fluid pipeline 103 are circular tube structure made of copper, conductive fluid pipeline 103
It is provided with heat transmission fin 23 on outer wall, heat collecting vacuum pipe 24 is arranged with outside conductive fluid pipeline 103, lower distribution pipe 102 is distributed described
Conductive fluid entrance 5, upper distribution pipe 101 are distributed the conductive fluid outlet 6 and the first temperature sensor 33, each thermally conductive liquid pipe
Road 103 is threadedly coupled with upper distribution pipe 101, lower distribution pipe 102 respectively, and the conductive fluid entrance 5, conductive fluid export 6 and correspond to
Lower distribution pipe 102, upper distribution pipe 101 be threadedly coupled.
The plunger 8 is connect with discharge chamber 701 by compressed spring 26, the outer wall of plunger 8 and the inner wall patch of discharge chamber 701
It closes；The conductive fluid outlet 6 connects gas exhaust and liquid supplementation device by back-shaped pipe 13, and the back-shaped pipe 13 is in inverted " u " font, back-shaped
Pipe 13 is connected to by connecting tube 27 with 701 bottom of discharge chamber, and the diameter of back-shaped pipe 13 is greater than the diameter of conductive fluid outlet 6；
Relief valve 28 is provided at the top of the water receiver 2, blowdown valve 29 is arranged in 2 bottom of water receiver；Heat preservation is provided with outside the water receiver 2
Shell 30, is equipped with insulating layer 31 between insulation cladding 30 and water receiver 2, the insulating layer 31 is the cylindrical shape made of heat preservation cotton material
Structure, the water inlet 15, second temperature sensor 34 and water outlet 16 are sequentially distributed from the bottom to top in water receiver 2.
It is that the AL-716P type that Xiamen space electric automation Science and Technology Ltd. produces is high that controller in the present embodiment, which uses,
Performance intelligent temperature controller.
Specifically, collecting plate using luminous energy as heat source, gas heater 3 using combustion gas as heat source, gas heater 3 by
The water intaking of 2 top of water receiver, flows back to 2 bottom of water receiver after heating, hot fluid enter water receiver 2 cause it is automatic inside water receiver 2
Circulation promotes the water in water receiver 2 quickly to mix, and can prevent 3 dry combustion method of gas heater using the water in water receiver 2,
It avoids the temperature difference of heating up water of gas heater 3 and fluctuates big defect, under original state, set temperature T is preset in controller 41, In
In use, controller 4 receives the temperature T of the measurement of the first temperature sensor 332The temperature measured with second temperature sensor 34
Spend T3, and compare；
1. working as T1< T3When, illustrate set temperature T1The temperature T measured less than second temperature sensor 34 in water receiver 23,
Water temperature in water receiver 2 reaches set temperature T1, can be used directly.
2. working as T1> T3When, illustrate set temperature T1The temperature T measured greater than second temperature sensor 34 in water receiver 23,
Water temperature in water receiver 2 is not up to set temperature T1, comparison T is needed at this time1And T2Temperature；
(1) work as T1< T2When, illustrate set temperature T1Less than the measurement temperature T of the first temperature sensor 332, collecting plate
Temperature is greater than the water temperature in water receiver 2, and controller 4 starts first circulation pump 21 at this time, and starting the cycle over conductive fluid is in water receiver 2
Water heating.
(2) work as T1> T2When, illustrate set temperature T1Greater than the measurement temperature T of the first temperature sensor 332, collecting plate
Temperature is less than the water temperature in water receiver 2, and controller 4 starts second circulation pump 22 at this time, and gas heater 3 starts to water receiver 2
Interior water carries out auxiliary heating.
Under normal operating conditions, 12 position of baffle is motionless, tension force effect, plunger 8 and the baffle of the compressed spring 26 of plunger 8
12 fit closely, and through-hole 10 is in semi-closed state, prevent liquid from passing through outward with bubble, in conductive fluid cyclic process, lead
When hydrothermal solution flows through back-shaped pipe 13, since caliber increases, flow velocity is reduced, and is gone forward side by side at the top of the bubble floating to back-shaped pipe 13 in conductive fluid
Enter discharge chamber 701, capping 25 is opened when needing to be vented, connecting rod 9 is pulled up, separates plunger 8 with baffle 12, then lead to
Hole 10 is opened, and air is promoted to be discharged；When needing to add conductive fluid, capping 25 is removed from liquid feeding hopper 702, is pulled up
Support rod 9, through-hole 10 are opened, and the filling heat-conductive liquid in liquid feeding hopper 702, conductive fluid via through holes 10 flow into back-shaped pipe, then
Support rod 9 is unclamped, under the action of compressed spring 26, baffle 12 and 10 bottom of through-hole are fitted closely, and screw capping 15, complete at this time
At the addition of conductive fluid.
The embodiment of the above, the only preferred embodiment of the utility model not limit the utility model
Practical range, therefore all equivalent change or modifications done according to structure, feature and principle described in the utility model patent range,
It should be included in present utility model application the scope of the patents.
Claims (8)
1. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device, including collecting plate, water receiver (2), combustion gas
Water heater (3) and controller (4), which is characterized in that be provided in the collecting plate the first temperature sensor (33), under collecting plate
Conductive fluid entrance (5) are arranged in portion, top setting conductive fluid exports (6), and the conductive fluid outlet (6) is connected with gas exhaust and liquid supplementation dress
It sets；
The gas exhaust and liquid supplementation device includes the liquid feeding hopper (702) of discharge chamber (701) and setting at the top of discharge chamber (701), institute
It states and is elasticly connected with plunger (8) in discharge chamber (701), connecting rod (9) is provided in the middle part of plunger (8), row is stretched out in one end of connecting rod (9)
Air cavity (701) outside, opens up multiple through-holes (10) on plunger (8), and discharge chamber (701) top, corresponding through-hole (10) position are set
It sets support rod (11), one end of support rod (11) is worn to through-hole (10) bottom and is connected with baffle (12), discharge chamber (701) bottom
Portion is connected with back-shaped pipe (13), setting in the first circulation pump (21) and water receiver (2) that one end of back-shaped pipe (13) passes through setting
Heating coil (14) one end connection, the other end of heating coil (14) connect with conductive fluid entrance (5)；
The water receiver (2) is successively arranged water inlet (15), second temperature sensor (34) and water outlet (16), water inlet (15)
It is respectively connected with three-way connection (17) with water outlet (16), one end of three-way connection (17) and the combustion gas at the water inlet (15)
Water outlet connection, other end connection check (non-return) valve (18) of water heater (3), check (non-return) valve (18) lower part connect cold feed pipe (19),
The second circulation pump (22) and the gas heater (3) that one end of three-way connection (17) passes through setting at the water outlet (16)
Water inlet end connection, the other end connection hot water use equipment (20), first temperature sensor (33), second temperature sensor
(34), first circulation pump (21) and second circulation pump (22) are connected with controller (4).
2. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 1, feature
It is, the collecting plate includes upper distribution pipe (101), lower distribution pipe (102) and multiple the leading for being connected to upper and lower distribution pipe (102)
Thermal liquid pipe (103), the conductive fluid pipeline (103) are circular tube structure made of copper, are arranged on the outer wall of conductive fluid pipeline (103)
Have heat transmission fin (23), be arranged with heat collecting vacuum pipe (24) outside conductive fluid pipeline (103), is led described in lower distribution pipe (102) distribution
Hydrothermal solution entrance (5), upper distribution pipe (101) are distributed the conductive fluid outlet (6) and the first temperature sensor (33).
3. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 2, feature
It is, each conductive fluid pipeline (103) is threadedly coupled with upper distribution pipe (101), lower distribution pipe (102) respectively, described to lead
Hydrothermal solution entrance (5), conductive fluid outlet (6) and corresponding lower distribution pipe (102), upper distribution pipe (101) are threadedly coupled.
4. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 1, feature
It is, the discharge chamber (701) is hollow cylindrical structure, and the plunger (8) is discoid, connecting rod (9) and plunger (8) company
Connect rear in the shape of an " I ", the plunger (8) and discharge chamber (701) are connect by compressed spring (26), the outer wall of plunger (8) and row
The inner wall of air cavity (701) is bonded, and the baffle (12) is the circular sheet-like structures with thickness and toughness, the diameter of baffle (12)
Greater than the diameter of the through-hole (10), liquid feeding hopper (702) screw top is socketed with capping (25).
5. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 1, feature
It is, the conductive fluid outlet (6) connects gas exhaust and liquid supplementation device by back-shaped pipe (13), and the back-shaped pipe (13) is in inverted " u " word
Shape, back-shaped pipe (13) are connected to by connecting tube (27) with discharge chamber (701) bottom, and the diameter of back-shaped pipe (13) is greater than described thermally conductive
Liquid exports the diameter of (6).
6. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 1, feature
It is, be provided with relief valve (28) at the top of the water receiver (2), blowdown valve (29) are arranged in water receiver (2) bottom.
7. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 1, feature
It is, is provided with insulation cladding (30) outside the water receiver (2), is equipped with insulating layer (31) between insulation cladding (30) and water receiver (2),
The insulating layer (31) is the cylinder-like structure made of heat preservation cotton material, the water inlet (15), second temperature sensor
(34) it is sequentially distributed in water receiver (2) from the bottom to top with water outlet (16).
8. a kind of Solar Enercy Fission Geyser with gas auxiliary heating device according to claim 1, feature
It is, the heating coil (14) is helicoidal structure, and heating coil (14) and the inner wall of the water receiver (2) are connected by buckle
It connects, the both ends of heating coil (14) are connect by sealing ring (32) with water receiver (2) side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083298.3U CN209558702U (en) | 2018-12-12 | 2018-12-12 | A kind of Solar Enercy Fission Geyser with gas auxiliary heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822083298.3U CN209558702U (en) | 2018-12-12 | 2018-12-12 | A kind of Solar Enercy Fission Geyser with gas auxiliary heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209558702U true CN209558702U (en) | 2019-10-29 |
Family
ID=68301826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822083298.3U Expired - Fee Related CN209558702U (en) | 2018-12-12 | 2018-12-12 | A kind of Solar Enercy Fission Geyser with gas auxiliary heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209558702U (en) |
-
2018
- 2018-12-12 CN CN201822083298.3U patent/CN209558702U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20191029 Termination date: 20201212 |