CN213557122U - Automatic thermostat water bath of adjusting temperature - Google Patents
Automatic thermostat water bath of adjusting temperature Download PDFInfo
- Publication number
- CN213557122U CN213557122U CN202022423392.6U CN202022423392U CN213557122U CN 213557122 U CN213557122 U CN 213557122U CN 202022423392 U CN202022423392 U CN 202022423392U CN 213557122 U CN213557122 U CN 213557122U
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- China
- Prior art keywords
- water bath
- fixedly connected
- bath kettle
- rotating shaft
- kettle body
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 24
- 229920000742 Cotton Polymers 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 abstract description 33
- 238000012360 testing method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 4
- 238000009825 accumulation Methods 0.000 abstract description 2
- 239000007788 liquid Substances 0.000 description 19
- 238000009835 boiling Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005470 impregnation Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 239000003124 biologic agent Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model discloses an automatic temperature-adjusting constant-temperature water bath, belonging to the technical field of water baths, comprising a water bath body, wherein the bottom end of the water bath body is fixedly connected with a case, the inside of the case is provided with a motor, the inside of the water bath body is provided with a stirring temperature equalizing mechanism, one side of the water bath body is fixedly connected with a storage box, and a cleaning mechanism is arranged inside the storage box; the stirring temperature equalizing mechanism comprises a first rotating shaft. The utility model has the advantages of simple and reasonable design, can make all heating fluid temperatures of water bath body inside reach even unanimous state rapidly for temperature on every side of the determinand keeps unanimous, has improved the rate of accuracy of test, can also regularly clean the dirt of the long-term accumulation of inner wall and the diapire of water bath body, does not need the manpower to wash, has saved the manpower, and is clean very comprehensive moreover, has improved clean effect and efficiency.
Description
Technical Field
The utility model relates to a water bath technical field, concretely relates to automatic thermostat water bath who adjusts temperature.
Background
The constant temperature water bath pot is widely applied to drying, concentration, distillation, impregnation chemical reagent, impregnation medicine and biological agent, can also be used for water bath constant temperature heating and other temperature tests, is a necessary tool for biology, heredity, virus, aquatic products, environmental protection, medicine, health, biochemical laboratory, and analysis room education and scientific research, and has the main characteristics that: the stainless steel is selected as the material of the water tank of the working chamber, so that the water tank has excellent corrosion resistance; the temperature control is accurate and is automatically controlled by digital display; simple operation and safe use.
Current automatic temperature adjustment's constant temperature water bath is when heating, because the heater strip setting leads to the inside heating fluid temperature of water bath can not reach evenly distributed rapidly in the bottom or the lateral wall of water bath, can influence the accuracy of test, and water bath is inside can produce incrustation scale or dirt when long-term the use moreover, and the current manual cleaning that all is, abluent efficiency and effect are not good.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides an automatic thermostat water bath adjusts temperature to solve among the prior art because the inside heating fluid temperature of water bath can not reach evenly distributed rapidly, water bath inside can produce the incrustation scale when long-term the use or the dirt all is the accuracy of the influence test that the manual cleaning leads to, abluent efficiency and the not good problem of effect.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions: a constant-temperature water bath kettle capable of automatically adjusting temperature comprises a water bath kettle body, wherein the bottom end of the water bath kettle body is fixedly connected with a machine box, a motor is arranged inside the machine box, a stirring and temperature-equalizing mechanism is arranged inside the water bath kettle body, one side of the water bath kettle body is fixedly connected with a storage box, and a cleaning mechanism is arranged inside the storage box;
the stirring temperature equalizing mechanism comprises a first rotating shaft, an output shaft rotor part of the motor is connected with a hexagonal rotating shaft, a first hexagonal hole is formed in the bottom end of the first rotating shaft, the hexagonal rotating shaft is matched with the first hexagonal hole in structure, an installation rod is fixedly connected to the outer wall of the first rotating shaft, fixed rods are fixedly connected to the tops of two ends of the installation rod, a rotating cylinder is movably sleeved in the middle of each fixed rod, supporting rods are fixedly connected to two sides of the rotating cylinder, and a stirring plate is fixedly connected to one end of each supporting rod;
clean mechanism includes the second axis of rotation, second hexagon hole has been seted up to the bottom of second axis of rotation, the structure phase-match in hexagon pivot and second hexagon hole, the equal fixedly connected with mounting panel in both sides of second axis of rotation, the equal fixed mounting in one side and the bottom of mounting panel has clean cotton, the equal fixedly connected with fixed axle in top of first axis of rotation and second axis of rotation, the top of water bath body is provided with the lid, the jack has been seted up to the position department of the relative fixed axle of lid, the structure phase-match of fixed axle and jack.
Further, the middle part of mounting panel is run through and is provided with a plurality of first holes, the inside of water-bath body is provided with the heater strip.
Further, the inside both sides of water-bath body all fixedly connected with horizontal pole, the one end fixed mounting of horizontal pole has the grip block.
Further, the output shaft rotor part of the motor runs through to the inside of the water bath body, two oil seals are arranged at the end part of the output shaft rotor part of the motor, and an oil seal cover is arranged on the outer side of each oil seal.
Further, the water bath body is made of stainless steel materials, the water bath body is of a double-layer structure, and a heat insulation layer is arranged inside the water bath body.
Further, a plurality of second holes are arranged in the middle of the stirring plate in a penetrating mode, and a box cover is arranged at the top end of the storage box.
The embodiment of the utility model provides a have following advantage:
1. by arranging the stirring temperature equalizing mechanism, by arranging the motor, the first rotating shaft, the hexagonal rotating shaft, the first hexagonal hole, the mounting rod, the fixed rod, the rotating cylinder, the supporting rod and the stirring plate, when the motor drives the stirring plate on two sides of the first stirring shaft to rotate, the stirring plate can stir the heating liquid, all the temperatures of the heating liquid in the water bath kettle body can rapidly reach a uniform state by the accelerated flow of the heating liquid, so that the temperature around the object to be tested is kept uniform, the accuracy of the test is improved, by movably connecting the rotating cylinder with the fixed rod, the rotating cylinder can also rotate, the efficiency of the temperature equalizing of the heating liquid is further improved, by arranging the cleaning mechanism, by arranging the second rotating shaft, the second hexagonal hole, the mounting plate and the cleaning cotton, when the motor drives the second stirring shaft to rotate, the mounting plate is driven to rotate, the inner wall and the diapire of the clean cotton and water bath body through the installation of mounting panel side and bottom installation contact, so make the inner wall and the diapire of clean cotton water bath body produce frictional force through rotating to can regularly clean the dirt of the long-term accumulation of inner wall and diapire of water bath body, do not need the manpower to wash, save the manpower, clean very comprehensively in addition, improve clean effect and efficiency.
2. Through setting up the fixed axle, the lid, the jack, it is spacing to carry on during the stirring to first (mixing) shaft and second (mixing) shaft, it is more stable during the feasible stirring, through running through at the middle part of mounting panel and set up a plurality of first holes, through running through at the middle part of stirring board and set up a plurality of second holes, make the resistance that reduces during the stirring, prevent that heating liquid from boiling over, through setting up the water bath body into bilayer structure, and the inside of water bath body is provided with the heat preservation, heat preservation more for the heating liquid that makes the water bath body heating, save electric power.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the stirring and temperature equalizing mechanism of the present invention;
FIG. 3 is a schematic view of the cleaning mechanism of the present invention;
FIG. 4 is a schematic view of the structure of the rotary drum of the present invention;
FIG. 5 is a schematic view of the structure of the heat-insulating layer of the present invention;
FIG. 6 is a schematic view of the structure at A in FIG. 2 according to the present invention;
FIG. 7 is a schematic view of the structure of FIG. 3B according to the present invention;
in the figure: 1. a water bath body; 2. a chassis; 3. a motor; 4. a storage box; 5. a first rotating shaft; 6. a hexagonal rotating shaft; 7. a first hexagonal hole; 8. mounting a rod; 9. fixing the rod; 10. a rotating cylinder; 11. a strut; 12. a stirring plate; 13. a second rotating shaft; 14. a second hexagonal hole; 15. mounting a plate; 16. cleaning cotton; 17. a fixed shaft; 18. a cover body; 19. a jack; 20. a first hole; 21. heating wires; 22. a cross bar; 23. a clamping block; 24. a heat-insulating layer; 25. a second hole; 26. and a box cover.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to the attached figures 1-7 in the specification, the automatic temperature-adjusting constant-temperature water bath kettle comprises a water bath kettle body 1, a case 2 is fixedly connected to the bottom end of the water bath kettle body 1, a motor 3 is arranged inside the case 2, a stirring and temperature-equalizing mechanism is arranged inside the water bath kettle body 1, a storage box 4 is fixedly connected to one side of the water bath kettle body 1, and a cleaning mechanism is placed inside the storage box 4.
Stirring samming mechanism includes first rotation axis 5, motor 3's output shaft rotor portion is connected with hexagon pivot 6, first hexagonal hole 7 has been seted up to first rotation axis 5's bottom, hexagon pivot 6 and the structure phase-match in first hexagonal hole 7, first rotation axis 5's outer wall fixedly connected with installation pole 8, the equal fixedly connected with dead lever 9 in both ends top of installation pole 8, the middle part movable sleeve of dead lever 9 is equipped with a rotation section of thick bamboo 10, the equal fixedly connected with branch 11 in both sides of a rotation section of thick bamboo 10, the one end fixedly connected with stirring board 12 of branch 11.
As shown in fig. 4, a plurality of first holes 20 are formed through the middle of the mounting plate 15, and a heating wire 21 is disposed inside the water bath body 1 to heat the heating liquid inside the water bath body 1.
As shown in the attached drawing 1, the cross rod 22 is fixedly connected to two sides of the inside of the water bath kettle body 1, the clamping block 23 is fixedly mounted at one end of the cross rod 22, and the water bath kettle does not need to be manually held for clamping an object to be tested, so that the water bath kettle is more labor-saving and convenient.
As shown in fig. 3, a plurality of second holes 25 are formed through the middle of the stirring plate 12, and a cover 26 is disposed on the top end of the storage box 4 to reduce resistance and prevent the heating liquid from boiling.
The real-time scene is specifically as follows: firstly, clamping an object to be tested by a clamping block 23, placing the object to be tested in heating liquid in a water bath kettle body 1, aligning a first hexagonal hole 7 formed at the bottom end of a first rotating shaft 5 with a hexagonal rotating shaft 6, then inserting the hexagonal hole, aligning a jack 19 arranged on a cover body 18 with a fixed shaft 17, covering the cover body 18, heating the heating liquid by a heating wire 21, turning on a motor 3, driving the first rotating shaft 5 to rotate by the motor 3, driving stirring plates 12 on two sides to rotate by the first rotating shaft 5, stirring in the water bath kettle body 1 by the two stirring plates 12, rapidly enabling the temperature of the heating liquid in the water bath kettle body 1 to reach a uniform state, enabling the temperature of the heating liquid in the water bath kettle body 1 to be uniform, enabling the temperature around the object to be tested to be uniform, improving the accuracy of testing, enabling a rotating cylinder 10 to rotate by movably connecting the rotating cylinder 10 with a fixed rod 9, the efficiency of stirring has further been improved for the temperature of the inside heating fluid of water bath body 1 is more even, and efficiency is faster, runs through the middle part with stirring board 12 and is provided with a plurality of second holes 25, can reduce the resistance, prevents that the heating fluid from boiling over.
Referring to the description and the attached drawings 1-7, the automatic temperature adjustment constant-temperature water bath kettle comprises a cleaning mechanism and a cleaning mechanism, wherein the cleaning mechanism comprises a second rotating shaft 13, a second hexagonal hole 14 is formed in the bottom end of the second rotating shaft 13, the hexagonal rotating shaft 6 is matched with the structure of the second hexagonal hole 14, mounting plates 15 are fixedly connected to two sides of the second rotating shaft 13, cleaning cotton 16 is fixedly mounted on one side and the bottom end of each mounting plate 15, a fixing shaft 17 is fixedly connected to the top ends of the first rotating shaft 5 and the second rotating shaft 13, a cover body 18 is arranged at the top end of the water bath kettle body 1, a jack 19 is formed in the position, opposite to the fixing shaft 17, of the cover body 18, and the fixing shaft.
As shown in the attached drawing 1, an output shaft rotor part of the motor 3 penetrates into the water bath kettle body 1, two oil seals are arranged at the end part of the output shaft rotor part of the motor 3, an oil seal cover is arranged on the outer side of each oil seal, and the bottom of the water bath kettle body 1 is sealed for guaranteeing.
As shown in fig. 5, the water bath body 1 is made of stainless steel, the water bath body 1 is of a double-layer structure, the heat insulation layer 24 is arranged inside the water bath body 1, and the heating liquid heated by the water bath body 1 is more heat-insulated, so that electric power is saved.
The real-time scene is specifically as follows: the cleaning mechanism arranged inside the storage box 4 is taken out, then the stirring and temperature equalizing mechanism arranged inside the water bath kettle body 1 is taken out, the second hexagonal hole 14 formed at the bottom end of the second rotating shaft 13 is aligned with the hexagonal rotating shaft 6 and then inserted, the jack 19 arranged on the cover body 18 is aligned with the fixed shaft 17, the cover body 18 is covered, the motor 3 is opened, the motor 3 drives the second rotating shaft 13 to rotate, the second rotating shaft 13 drives the mounting plates 15 at two sides to rotate, the mounting plates 15 drive the cleaning cotton 16 to rotate, and as the cleaning cotton 16 arranged at the side surfaces and the bottom end of the mounting plates 15 are contacted with the inner wall and the bottom wall of the water bath kettle body 1, the inner wall and the bottom wall of the water bath kettle body 1 of the cleaning cotton 16 generate friction force through rotation, so that the dirt on the inner wall and the bottom wall of the water bath kettle body 1 can be cleaned regularly without manpower, the manpower is saved, and the cleaning is very comprehensive, and the cleaning effect and efficiency are improved.
The utility model discloses use as follows: firstly, clamping an object to be tested by a clamping block 23, placing the object to be tested in heating liquid in a water bath kettle body 1, aligning a first hexagonal hole 7 formed at the bottom end of a first rotating shaft 5 with a hexagonal rotating shaft 6, then inserting the hexagonal hole, aligning a jack 19 arranged on a cover body 18 with a fixed shaft 17, covering the cover body 18, heating the heating liquid by a heating wire 21, turning on a motor 3, driving the first rotating shaft 5 to rotate by the motor 3, driving stirring plates 12 on two sides to rotate by the first rotating shaft 5, stirring in the water bath kettle body 1 by the two stirring plates 12, rapidly enabling the temperature of the heating liquid in the water bath kettle body 1 to reach a uniform state, enabling the temperature of the heating liquid in the water bath kettle body 1 to be uniform, enabling the temperature around the object to be tested to be uniform, improving the accuracy of testing, and enabling a rotating cylinder 10 to be capable of self-transmitting by movably connecting the rotating cylinder 10 with a fixed rod 9, further improving the stirring efficiency, making the temperature of the heating liquid in the water bath body 1 more uniform, and the efficiency faster, by arranging a plurality of second holes 25 through the middle part of the stirring plate 12, the resistance can be reduced, preventing the heating liquid from boiling over, taking out the cleaning mechanism arranged in the storage box 4, then taking out the stirring temperature equalizing mechanism arranged in the water bath body 1, aligning the second hexagonal hole 14 arranged at the bottom end of the second rotating shaft 13 with the hexagonal rotating shaft 6, then inserting, aligning the jack 19 arranged on the cover body 18 with the fixed shaft 17, covering the cover body 18, opening the motor 3, the motor 3 driving the second rotating shaft 13 to rotate, the second rotating shaft 13 driving the mounting plates 15 at both sides to rotate, the mounting plates 15 driving the cleaning cotton 16 to rotate, because the cleaning cotton 16 arranged at the side surface and the bottom end of the mounting plates 15 is in contact with the inner wall and the bottom wall of the water bath body 1, so make the inner wall and the diapire of the water bath body 1 of cleaning cotton 16 produce frictional force through rotating to can regularly clean the dirt of the inner wall of water bath body 1 and diapire, do not need the manpower to wash, save the manpower, clean very comprehensively in addition, improve clean effect and efficiency.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
Claims (6)
1. The utility model provides an automatic thermostat water bath of adjusting temperature, includes water bath body (1), its characterized in that: the bottom end of the water bath kettle body (1) is fixedly connected with a case (2), a motor (3) is arranged inside the case (2), a stirring and temperature equalizing mechanism is arranged inside the water bath kettle body (1), one side of the water bath kettle body (1) is fixedly connected with a storage box (4), and a cleaning mechanism is arranged inside the storage box (4);
the stirring and temperature-equalizing mechanism comprises a first rotating shaft (5), an output shaft rotor part of the motor (3) is connected with a hexagonal rotating shaft (6), a first hexagonal hole (7) is formed in the bottom end of the first rotating shaft (5), the hexagonal rotating shaft (6) is matched with the structure of the first hexagonal hole (7), an installation rod (8) is fixedly connected to the outer wall of the first rotating shaft (5), fixed rods (9) are fixedly connected to the tops of the two ends of the installation rod (8), a rotating cylinder (10) is movably sleeved in the middle of each fixed rod (9), supporting rods (11) are fixedly connected to the two sides of each rotating cylinder (10), and a stirring plate (12) is fixedly connected to one end of each supporting rod (11);
clean mechanism includes second axis of rotation (13), second hexagonal hole (14) have been seted up to the bottom of second axis of rotation (13), the structure phase-match of hexagon pivot (6) and second hexagonal hole (14), the equal fixedly connected with mounting panel (15) in both sides of second axis of rotation (13), the equal fixed mounting in one side and the bottom of mounting panel (15) has clean cotton (16), the equal fixedly connected with fixed axle (17) in top of first axis of rotation (5) and second axis of rotation (13), the top of water bath body (1) is provided with lid (18), jack (19) have been seted up to the position department of the relative fixed axle (17) of lid (18), the structure phase-match of fixed axle (17) and jack (19).
2. The thermostat water bath of claim 1, characterized in that: the middle part of mounting panel (15) is run through and is provided with a plurality of first holes (20), the inside of water-bath body (1) is provided with heater strip (21).
3. The thermostat water bath of claim 1, characterized in that: the water bath kettle is characterized in that cross rods (22) are fixedly connected to two sides of the interior of the water bath kettle body (1), and clamping blocks (23) are fixedly mounted at one ends of the cross rods (22).
4. The thermostat water bath of claim 1, characterized in that: the water bath kettle is characterized in that an output shaft rotor part of the motor (3) penetrates into the water bath kettle body (1), two oil seals are arranged at the end part of the output shaft rotor part of the motor (3), and oil seal covers are arranged on the outer sides of the oil seals.
5. The thermostat water bath of claim 1, characterized in that: the water bath kettle is characterized in that the water bath kettle body (1) is made of stainless steel materials, the water bath kettle body (1) is of a double-layer structure, and a heat insulation layer (24) is arranged inside the water bath kettle body (1).
6. The thermostat water bath of claim 1, characterized in that: the middle part of stirring board (12) is run through and is provided with a plurality of second holes (25), the top of storage tank (4) is provided with case lid (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022423392.6U CN213557122U (en) | 2020-10-28 | 2020-10-28 | Automatic thermostat water bath of adjusting temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022423392.6U CN213557122U (en) | 2020-10-28 | 2020-10-28 | Automatic thermostat water bath of adjusting temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213557122U true CN213557122U (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022423392.6U Expired - Fee Related CN213557122U (en) | 2020-10-28 | 2020-10-28 | Automatic thermostat water bath of adjusting temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213557122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499814A (en) * | 2021-08-11 | 2021-10-15 | 安徽惠恩生物科技股份有限公司 | Mesenchymal stem cell water bath thawing mechanism |
-
2020
- 2020-10-28 CN CN202022423392.6U patent/CN213557122U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113499814A (en) * | 2021-08-11 | 2021-10-15 | 安徽惠恩生物科技股份有限公司 | Mesenchymal stem cell water bath thawing mechanism |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |
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| CF01 | Termination of patent right due to non-payment of annual fee |