CN208936233U - A kind of kitchen ventilator efficiently cleaned automatically - Google Patents
A kind of kitchen ventilator efficiently cleaned automatically Download PDFInfo
- Publication number
- CN208936233U CN208936233U CN201821681158.XU CN201821681158U CN208936233U CN 208936233 U CN208936233 U CN 208936233U CN 201821681158 U CN201821681158 U CN 201821681158U CN 208936233 U CN208936233 U CN 208936233U
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- CN
- China
- Prior art keywords
- smoke exhaust
- cabin
- ventilator
- exhaust fan
- motor
- Prior art date
- 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
Links
- 239000000779 smoke Substances 0.000 claims abstract description 76
- 238000004140 cleaning Methods 0.000 claims abstract description 38
- 239000010865 sewage Substances 0.000 claims abstract description 17
- 239000003517 fume Substances 0.000 claims abstract description 14
- 230000008878 coupling Effects 0.000 claims abstract description 4
- 238000010168 coupling process Methods 0.000 claims abstract description 4
- 238000005859 coupling reaction Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- 238000009713 electroplating Methods 0.000 claims description 2
- 238000011010 flushing procedure Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000012459 cleaning agent Substances 0.000 abstract description 8
- 238000010411 cooking Methods 0.000 abstract description 5
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 4
- 238000004806 packaging method and process Methods 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 8
- 108010066057 cabin-1 Proteins 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 230000003670 easy-to-clean Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 208000006545 Chronic Obstructive Pulmonary Disease Diseases 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004210 cathodic protection Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 208000031225 myocardial ischemia Diseases 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Ventilation (AREA)
Abstract
The utility model discloses field of kitchen electric appliance, specifically a kind of kitchen ventilator efficiently cleaned automatically, it include: smoke exhaust ventilator cabin, smoke exhaust pipe, wind gathering baffle, cooking fume filtering plate, oil collection box, filter layer, exhaust fan and exhaust fan air-out passage, rotary shaft is fixedly installed with by axle sleeve in exhaust fan, it rotates shaft end and motor is fixedly connected with by shaft coupling, wash tub pipe lower end is provided with atomizer, and smoke exhaust ventilator cabin lower end two sides are provided with sewage routeway.Motor is plastic packaging motor, has the advantages that low noise, shakes small and good insulation preformance, in the kitchen ventilator of self-cleaning, the lifting means service life also avoids the occurrence of safety problem；The cleaning agent of wash tub pipe is become vaporous by atomizer atomizer ejection, and the surface of exhaust fan is dissolved and heated by steam.
Description
Technical field
The utility model relates to field of kitchen electric appliance, specifically a kind of kitchen ventilator efficiently cleaned automatically.
Background technique
Kitchen ventilator is also known as range hood, is a kind of kitchen appliance for purifying kitchen environment.The research report of WHO shows,
The whole world in 2012 is because Air Pollution in Kitchen leads to 430 dead Wan Renzhong, and what is suffered stroke has accounted for 34%, Chronic Obstructive Pulmonary Disease
Disease and ischemic heart disease are 22% and 26% respectively, and that dies of lung cancer accounts for about 6%.So kitchen ventilator is for modern kitchen
Indispensable, it is mounted on above kitchen range, can be harmful to the human body what is generated in the waste and cooking process of cooking stove burning
Oil smoke take away rapidly, discharge is outdoor, reduces pollution, purifies air, and have gas defence, explosion-proof safety guarantee effect.Smoke pumping
Machine needs are periodically cleaned, and simple cleaning handles to fall greasy dirt, and traditional kitchen ventilator cleaning must use the clear of profession
Lotion is cleaned by professional's disassembly, human cost bothersome laborious and with higher.
Cleaning is oily automatically for one kind disclosed in Chinese patent (notification number: 207299069 U of CN, the day for announcing: 2018.05.01)
Smoke machine, but in actual use, a kind of advantage for automatic cleaning kitchen ventilator that above-mentioned file provides is micro electric pump
After cleaning solution in liquid container is sucked out, the wind wheel of rotation is sprayed to by spray head, wind wheel blade face is cleaned, after cleaning
Sewage flows into lubricating cup, realizes automatic cleaning, it is simple that problem is that the greasy dirt of the impeller surface inside for kitchen ventilator passes through
Flush efficiency is very low, and cleaning effect is poor, so a kind of kitchen ventilator efficiently cleaned automatically of utility model is necessary.
Utility model content
The purpose of this utility model is to provide a kind of kitchen ventilators efficiently cleaned automatically, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
A kind of kitchen ventilator efficiently cleaned automatically, comprising: smoke exhaust ventilator cabin, smoke exhaust pipe, wind gathering baffle, filtering oil smoke
Plate, oil collection box, filter layer, exhaust fan and exhaust fan air-out passage, the smoke exhaust ventilator cabin middle part are fixedly installed with exhaust fan,
The exhaust fan uses annular design, is symmetrically installed in smoke exhaust pipe, for the air inlet all standing below smoke exhaust ventilator cabin,
The oil smoke extraction efficiency of smoke exhaust ventilator is promoted, the exhaust fan lower end is provided with wind gathering baffle, and upper end is fixedly installed with exhaust fan
Air-out passage, exhaust fan air-out passage are connected to smoke exhaust pipe, and the oil smoke that the guidance of wind gathering baffle comes up is entered by exhaust fan
In exhaust fan air-out passage, rotary shaft is fixedly installed with by axle sleeve in the exhaust fan, setting installation on the outside of the rotary shaft
There is blade, the rotation shaft end is fixedly connected with motor by shaft coupling, and the smoke exhaust ventilator engine room inside is fixedly installed with
Motor fixing frame, the motor fixing frame are internally provided with several symmetrical motor connecting rods, connect by the way that motor connecting rod is fixed
It is connected to motor, the motor is plastic packaging motor, has the advantages that low noise, shakes small and good insulation preformance, is suitable for self-cleaning
Kitchen ventilator in, the lifting means service life also avoids the occurrence of safety problem；Smoke exhaust ventilator cabin two sides are symmetrically installed with clearly
Water injection box is washed, the cleaning water injection box upper end is provided with feed inlet, and the cleaning water injection box is equipped with the cleaning of alkalescent material
Agent avoids causing to corrode to internal component, and the cleaning water injection box right end is provided with wash tub pipe, and the wash tub pipe is two
Root conduit is deep into the inside of exhaust fan respectively, about limited block central symmetry, while cleaning promotion cleaning efficiency, the punching
Wash water pipe lower end is provided with atomizer, is fixedly installed with several symmetrical atomizers, the atomizer on the outside of the atomizer
The cleaning agent of wash tub pipe, which is become vaporous, atomizer ejection, and the surface of exhaust fan is dissolved and added by steam
Heat, the sewage after washing away are flowed into the water stream channel of wind gathering baffle upper end by exhaust fan lower end, the smoke exhaust ventilator cabin
Lower end two sides are provided with sewage routeway, and the smoke exhaust ventilator cabin lower end base is fixedly installed with sewage collecting box and sewage routeway
It is connected to, the waste liquid in sewage routeway is collected, cleaned in water injection box cleaning agent is added for the first time, subsequent addition cleaning
Machine, repeated washing three to five times, wind gathering baffle lower end is provided with filter layer, is equipped with steel wire inside the filter layer
Net, avoid dust and it is female sufficiently enter result in blockage and pollute into smoke exhaust ventilator cabin, the trapezoidal section of fume retainer
Shape can be slid the greasy dirt on fume retainer surface to oil collection box by two lateral inclines, periodic cleaning.
As a further solution of the present invention: smoke exhaust ventilator cabin is stainless-steel sheet material, surface is by plating
Processing, is not easy to adhere to greasy dirt, easy to clean, and the fixation of smoke exhaust ventilator cabin upper end is linked with smoke exhaust pipe.
Smoke exhaust ventilator cabin lower end is fixedly installed with wind gathering baffle as a further solution of the present invention, described
Wind gathering baffle is funnel-shaped structure, and oil smoke can be guided to be conducted in smoke exhaust ventilator cabin, promotes the effect that oil smoke absorbs.
Rotary shaft right end has been provided with external screw thread as a further solution of the present invention, passes through external screw thread
It is fixedly connected with limited block, the limited block can limit blade.
Wash tub pipe lower end is fixedly installed with pressurizer, pressurizer bottom as a further solution of the present invention,
Several water-jet nozzles are provided with, the blade in exhaust fan is rushed by the water flow in water-jet nozzle after the preliminary treatment of steam
Brush, promotes the efficiency of self-cleaning.
Filter layer lower end is provided with fume retainer, the fume retainer bottom as a further solution of the present invention,
End middle part is fixedly installed with oil collection box, and the oil collection box is transparent box, can observe the position of internal oil.
Compared with prior art, the utility model has the beneficial effects that wind gathering baffle is funnel-shaped structure, oil can be guided
Cigarette is conducted in smoke exhaust ventilator cabin, promotes the effect that oil smoke absorbs；Exhaust fan uses annular design, right in smoke exhaust pipe
Claim installation, for the air inlet all standing below smoke exhaust ventilator cabin, promotes the oil smoke extraction efficiency of smoke exhaust ventilator；Motor is modeling
Motor is sealed, has the advantages that low noise, shake small and good insulation preformance, in the kitchen ventilator of self-cleaning, lifting means
Service life also avoids the occurrence of safety problem；Cleaning water injection box has the cleaning agent of alkalescent material, avoids causing corruption to internal component
Erosion, cleaning water injection box right end are provided with wash tub pipe, and wash tub pipe is two conduits, is deep into the inside of exhaust fan respectively, close
In limited block central symmetry, while cleaning promotion cleaning efficiency；The cleaning agent of wash tub pipe is become vaporous by atomizer mist
Change spray head to spray, the surface of exhaust fan is dissolved and heated by steam, passes through water-jet nozzle after the preliminary treatment of steam
In water flow the blade in exhaust fan is washed away, promote the efficiency of self-cleaning, the sewage after washing away pass through exhaust fan lower end
It is flowed into the water stream channel of wind gathering baffle upper end.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of kitchen ventilator efficiently cleaned automatically.
Fig. 2 is a kind of structural schematic diagram of exhaust fan in the efficiently kitchen ventilator that cleans automatically.
Fig. 3 is a kind of structural schematic diagram of wash tub pipe in the efficiently kitchen ventilator that cleans automatically.
In figure: 1- smoke exhaust ventilator cabin, 2- smoke exhaust pipe, 3- wind gathering baffle, 4- cooking fume filtering plate, 5- sewage conduct, 6- oil
Smoke shelf plate, 7- sewage collecting box, 9- oil collection box, 10- filter layer, 11- water stream channel, 12- exhaust fan, 13- exhausting machine baffle,
14- wash tub pipe, 15- clean water injection box, 16- limited block, 17- exhaust fan air-out passage, 18- blade, 19- rotary shaft, 20- electricity
Machine, 21- motor fixing frame, 22- atomizer, 23- atomizer, 24- pressurizer, 25- water-jet nozzle.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
Referring to Fig. 1, a kind of kitchen ventilator efficiently cleaned automatically, comprising: smoke exhaust ventilator cabin 1, smoke exhaust pipe 2, wind gathering gear
Plate 3, cooking fume filtering plate 4, oil collection box 9, filter layer 10, exhaust fan 12 and exhaust fan air-out passage 17, the smoke exhaust ventilator cabin 1
For stainless-steel sheet material, surface passes through electroplating processes, is not easy to adhere to greasy dirt, easy to clean, 1 upper end of smoke exhaust ventilator cabin
Fixed to be linked with smoke exhaust pipe 2, the oil smoke channel connection of 2 upper end of smoke exhaust pipe and outside, 1 lower end of smoke exhaust ventilator cabin is consolidated
Dingan County is equipped with wind gathering baffle 3, and the wind gathering baffle 3 is funnel-shaped structure, and oil smoke can be guided to carry out in smoke exhaust ventilator cabin 1
Conduction promotes the effect that oil smoke absorbs, is fixedly installed with exhaust fan 12, the exhaust fan 12 in the middle part of the smoke exhaust ventilator cabin 1
It using annular design, is symmetrically installed in smoke exhaust pipe 2, the air inlet all standing for 1 lower section of smoke exhaust ventilator cabin promotes oil pumping
The oil smoke extraction efficiency of smoke machine, shown in complex chart 2,12 lower end of exhaust fan is provided with wind gathering baffle 3, and upper end is fixedly installed with
Exhaust fan air-out passage 17, exhaust fan air-out passage 17 are connected to smoke exhaust pipe 2, guide the oil smoke to come up to pass through on wind gathering baffle 3
Exhaust fan 12 enters in exhaust fan air-out passage 17, is fixedly installed with rotary shaft 19, institute by axle sleeve in the exhaust fan 12
It states setting on the outside of rotary shaft 19 and blade 18 is installed, 19 right end of rotary shaft has been provided with external screw thread, has passed through external screw thread
It is fixedly connected with limited block 16, the limited block 16 can limit blade 18, and 19 end of rotary shaft passes through shaft coupling
Device is fixedly connected with motor 20, and motor fixing frame 21, the motor fixing frame are fixedly installed with inside the smoke exhaust ventilator cabin 1
21 are internally provided with several symmetrical motor connecting rods, are fixedly connected with motor 20 by motor connecting rod, the motor 20 is
Plastic packaging motor has the advantages that low noise, shakes small and good insulation preformance, and in the kitchen ventilator of self-cleaning, promotion is set
The standby service life also avoids the occurrence of safety problem；
1 two sides of smoke exhaust ventilator cabin are symmetrically installed with cleaning water injection box 15,15 upper end of the cleaning water injection box setting
There is feed inlet, the cleaning water injection box 15 is equipped with the cleaning agent of alkalescent material, avoids causing to corrode to internal component, institute
It states cleaning 15 right end of water injection box and is provided with wash tub pipe 14, shown in complex chart 3, the wash tub pipe 14 is two conduits, respectively
It is deep into the inside of exhaust fan 12, about 16 central symmetry of limited block, while cleaning promotion cleaning efficiency, the wash tub pipe 14
Lower end is provided with atomizer 22, and several symmetrical atomizers 23, the atomizer are fixedly installed on the outside of the atomizer 22
The cleaning agent of wash tub pipe 14 is become vaporous by 22 has atomizer 23 to spray, and is carried out the surface of exhaust fan 12 by steam
Dissolution and heating, 14 lower end of wash tub pipe are fixedly installed with pressurizer 24, and 24 bottom of pressurizer is provided with several water-jet sprays
Mouth 25 washes away the blade 18 in exhaust fan 12 by the water flow in water-jet nozzle 25 after the preliminary treatment of steam, is promoted
The efficiency of self-cleaning, the sewage after washing away are flowed into the water stream channel 11 of 3 upper end of wind gathering baffle by 12 lower end of exhaust fan, institute
It states 1 lower end two sides of smoke exhaust ventilator cabin and is provided with sewage routeway 5,1 lower end base of smoke exhaust ventilator cabin is fixedly installed with dirt
Water collection box 7 is connected to sewage routeway 5, and the waste liquid in sewage routeway 5 is collected, and is cleaned in water injection box 15 for the first time
Cleaning agent is added, subsequent addition cleaning machine, repeated washing three to five times, 3 lower end of wind gathering baffle is provided with filter layer
10, steel wire is installed inside the filter layer 10, avoids dust and female sufficiently enters into smoke exhaust ventilator cabin 1 to result in blockage
And pollution, 10 lower end of filter layer are provided with fume retainer 6,6 center bottom of fume retainer is fixedly installed with oil collection box
9, the oil collection box 9 is transparent box, can observe the position of internal oil, the trapezoidal cross sectional shape of the fume retainer 6 passes through
Two lateral inclines can slide the greasy dirt on 6 surface of fume retainer to oil collection box 9, periodic cleaning.
Embodiment 2
Further, 18 surface of blade is coated with cathodic protection coatings, promotes the resistance to corrosion for oil smoke, is promoted
Service life.
The preferred embodiment of the patent is described in detail above, but this patent is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be under the premise of not departing from this patent objective
It makes a variety of changes.
Claims (6)
1. a kind of kitchen ventilator efficiently cleaned automatically, comprising: smoke exhaust ventilator cabin (1), smoke exhaust pipe (2), wind gathering baffle (3), oil
Cigarette filter plate (4), oil collection box (9), filter layer (10), exhaust fan (12) and exhaust fan air-out passage (17), the smoke exhaust ventilator
The fixation of cabin (1) upper end is linked with smoke exhaust pipe (2), and smoke exhaust ventilator cabin (1) lower end is fixedly installed with wind gathering baffle (3),
It is fixedly installed with exhaust fan (12) in the middle part of the smoke exhaust ventilator cabin (1), exhaust fan (12) lower end is provided with wind gathering baffle
(3), upper end is fixedly installed with exhaust fan air-out passage (17), and wind gathering baffle (3) lower end is provided with filter layer (10), described
Filter layer (10) lower end is provided with fume retainer (6), and fume retainer (6) center bottom is fixedly installed with oil collection box (9),
It is characterized in that, is fixedly installed with rotary shaft (19) in the exhaust fan (12) by axle sleeve, setting on the outside of the rotary shaft (19)
It is equipped with blade (18), rotary shaft (19) right end has been provided with external screw thread, is fixedly connected with limit by external screw thread
Block (16), rotary shaft (19) end are fixedly connected with motor (20) by shaft coupling, smoke exhaust ventilator cabin (1) two sides
It is symmetrically installed with cleaning water injection box (15), cleaning water injection box (15) right end is provided with wash tub pipe (14), the flushing water
Pipe (14) lower end is provided with atomizer (22), is fixedly installed with several symmetrical atomizers on the outside of the atomizer (22)
(23), wash tub pipe (14) lower end is fixedly installed with pressurizer (24), and pressurizer (24) bottom is provided with several water-jet sprays
Mouth (25), smoke exhaust ventilator cabin (1) the lower end two sides are provided with sewage routeway (5), smoke exhaust ventilator cabin (1) the lower end bottom
Portion is fixedly installed with sewage collecting box (7) and is connected to sewage routeway (5).
2. a kind of kitchen ventilator efficiently cleaned automatically according to claim 1, it is characterised in that: on the smoke exhaust pipe (2)
End is connect with the oil smoke channel in outside, and the wind gathering baffle (3) is funnel-shaped structure, and the smoke exhaust ventilator cabin (1) is internal solid
Dingan County is equipped with motor fixing frame (21), and the motor fixing frame (21) is internally provided with several symmetrical motor connecting rods, passes through
Motor connecting rod is fixedly connected with motor (20)；Cleaning water injection box (15) upper end is provided with feed inlet, the oil collection box (9)
For transparent box, the trapezoidal cross sectional shape of the fume retainer (6).
3. a kind of kitchen ventilator efficiently cleaned automatically according to claim 2, it is characterised in that: the smoke exhaust ventilator cabin
It (1) is stainless-steel sheet material, electroplating processes are passed through on surface.
4. a kind of kitchen ventilator efficiently cleaned automatically according to claim 3, it is characterised in that: the exhaust fan (12) is adopted
With annular design, it is symmetrically installed in smoke exhaust pipe (2), for the air inlet all standing below smoke exhaust ventilator cabin (1).
5. a kind of kitchen ventilator efficiently cleaned automatically according to claim 4, it is characterised in that: the motor (20) is modeling
Seal motor.
6. a kind of kitchen ventilator efficiently cleaned automatically according to claim 5, it is characterised in that: in the filter layer (10)
Portion is equipped with steel wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821681158.XU CN208936233U (en) | 2018-10-17 | 2018-10-17 | A kind of kitchen ventilator efficiently cleaned automatically |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821681158.XU CN208936233U (en) | 2018-10-17 | 2018-10-17 | A kind of kitchen ventilator efficiently cleaned automatically |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208936233U true CN208936233U (en) | 2019-06-04 |
Family
ID=66724823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821681158.XU Expired - Fee Related CN208936233U (en) | 2018-10-17 | 2018-10-17 | A kind of kitchen ventilator efficiently cleaned automatically |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208936233U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694405A (en) * | 2019-10-12 | 2020-01-17 | 合肥三邦环保科技有限公司 | Combined type static photodissociation oil smoke clarifier |
| CN110887094A (en) * | 2019-12-23 | 2020-03-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Oil fume purifying device |
-
2018
- 2018-10-17 CN CN201821681158.XU patent/CN208936233U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110694405A (en) * | 2019-10-12 | 2020-01-17 | 合肥三邦环保科技有限公司 | Combined type static photodissociation oil smoke clarifier |
| CN110887094A (en) * | 2019-12-23 | 2020-03-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Oil fume purifying device |
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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: 20190604 Termination date: 20191017 |
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| CF01 | Termination of patent right due to non-payment of annual fee |