CN209352708U - A kind of efficient intercepting pollution for rainwater device - Google Patents
A kind of efficient intercepting pollution for rainwater device Download PDFInfo
- Publication number
- CN209352708U CN209352708U CN201920025219.5U CN201920025219U CN209352708U CN 209352708 U CN209352708 U CN 209352708U CN 201920025219 U CN201920025219 U CN 201920025219U CN 209352708 U CN209352708 U CN 209352708U
- Authority
- CN
- China
- Prior art keywords
- partition
- filter
- rainwater
- cabinet body
- rotating bar
- 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
Abstract
The utility model relates to a kind of efficient intercepting pollution for rainwater devices, including cabinet body, the cabinet body inner cavity is successively arranged first partition from top to bottom, filter filter, second partition, and the first partition, filter filter, second partition is fixedly connected with cabinet body, silt chamber is equipped between the first partition and filtering filter, sedimentation chamber is equipped between filtering filter and the second partition, driving motor is equipped at the top of the first partition, the driving motor output end is equipped with rotating bar, the rotating bar bottom end connect second partition by bearing with filtering filter through first partition, the intracavitary rotating bar of the silt is fixedly connected with the first cleaning brush, rotating bar in the sedimentation chamber is fixedly connected with paddle, connecting rod is equipped between the paddle, and the connecting rod is fixedly connected with rotating bar, the efficient intercepting pollution for rainwater device improves rainwater Cut dirty efficiency, can fast purification rainwater, effectively saved water resource.
Description
Technical field
The utility model relates to a kind of efficient intercepting pollution for rainwater devices, belong to device for treating rain water technical field.
Background technique
Water is the most valuable resource of the mankind, but due to the pollution of the waste of the mankind and environment, leads to clean water resource day
Benefit is reduced, and with society and economic rapid development, city progress faster, water resource deteriorates, level of ground water decline, the use in city
Water difficult problem is also got worse, and has 300 water shortages in 600 cities in China, and serious water shortage has more than 100, Er Qiezheng
It is in rising trend, for this purpose, country, which spends huge sums, carries out project of South-to-North water diversion, however the problem of water consumption of some areas can only be met, no
It can fundamentally solve the problems, such as water shortage, urbanization replaces original vegetation and the waterproof ground of soil in addition, largely
Rain water runoff, broken to have changed natural ecology hydrological environment, underground water cannot be supplemented effectively, be reduced year by year, the ecological environment in city
Deteriorate, water content is reduced in soil, tropical island effect aggravation, but China's rainwater resource is abundant, so the Collection utilization of rainwater becomes
Must be particularly important, it since the damage ratio of rainwater is more serious, cannot be directly discharged into storage water body, currently, most rainwater is cut
Dirty device is only capable of simply intercepting the suspended matter in initial rainwater, and the pollutant of greasy dirt etc., treatment effeciency is not high, especially for grain
The lesser pollutant of diameter, and rainwater carries in large quantity of air and the pollutant of earth's surface.
Utility model content
The technical problems to be solved in the utility model overcomes existing defect, provides a kind of efficient intercepting pollution for rainwater device, leads to
Setting first partition, filtering filter, second partition are crossed, interior of the cabinet cavity is divided into different chambers, convenient for being carried out to rainwater
Different processing filters silt using filtering filter, and be discharged by sediment ejection opening, passes through setting first by the way that silt chamber is arranged
Cleaning brush avoids silt blocking filtering filter, improves the efficiency of filtering silt for clearing up the silt that adheres on filtering filter,
By the way that sedimentation chamber is arranged, by the funnel delivering medicament that feeds intake, for settling the impurity in rainwater, by the way that paddle is arranged, accelerate
The mixing rate of medicament and rainwater accelerates the sedimentation of rainwater, by the way that the second cleaning brush is arranged, is attached in sedimentation chamber for removing
Sundries on wall for that will settle indoor rainwater export, and will not export the heavy of bottom by setting water outlet and aqueduct
Object drops, by being arranged filter plate, the first filter screen for further filtering the impurity in rainwater, and in the filter plate and the
Two filter screens are slidably connected, and allow to change the size of pore size filter, can be adapted for different rainwater treatments, pass through setting
Purifying board, in activated carbon adsorption layer can adsorb the impurity in rainwater, the bar magnet between activated carbon adsorption layer is for inhaling
The metallic particles carried in attached rainwater, for storing treated rainwater, is effectively raised to rainwater by the way that storage chamber is arranged
The effect of processing, and it is convenient to clean the dirt in it.
To achieve the above object, the utility model provides the following technical solutions:
A kind of efficient intercepting pollution for rainwater device, including cabinet body, the cabinet body inner cavity are successively arranged first partition, mistake from top to bottom
Filter filter, second partition, and the first partition, filtering filter, second partition are fixedly connected with cabinet body, the first partition with
It filters and is equipped with silt chamber between filter, sedimentation chamber, the first partition top are equipped between filtering filter and the second partition
Equipped with driving motor, the driving motor output end is equipped with rotating bar, and the rotating bar bottom end is through first partition and filtering
Filter connects second partition by bearing, and the intracavitary rotating bar of the silt is fixedly connected with the first cleaning brush, the sedimentation chamber
Interior rotating bar is fixedly connected with paddle, is equipped with connecting rod between the paddle, and the connecting rod is fixedly connected with rotation
Bar, described connecting rod one end are fixedly connected with the second cleaning brush, are equipped with filter plate, the filter plate packet below the second partition
The first filter screen and the second filter screen are included, is equipped with annular groove at the top of first filter screen, the annular groove passes through annular
Sliding block is slidably connected the second filter screen, and the filter plate bottom is equipped with purifying board, the purifying board include activated carbon adsorption layer with
Bar magnet, the bar magnet are set between activated carbon adsorption layer, and storage chamber, the driving motor two are equipped with below the purifying board
Side is equipped with battery, and the battery is set at the top of first partition, and the battery connects driving motor by electric wire.
Further, cavity and film layer are successively arranged in the first partition from top to bottom, in the cavity
Equipped with desiccant particle.
Further, silt chamber two sides are respectively equipped with rainwater import and sediment ejection opening, and the rainwater import and sand discharge
Mouth runs through cabinet body.
Further, the sedimentation chamber two sides are respectively equipped with water outlet and the funnel that feeds intake, and are equipped with below the funnel that feeds intake
Slag-drip opening.
Further, it is equipped with water inlet below the second partition, the water inlet is communicated with aqueduct, and the water guide
Pipe is set to cabinet body side, and described aqueduct one end is connected to water outlet, and the aqueduct is equipped with water valve.
Further, arc filter opening, and arc filter opening position are equipped on first filter screen and the second filter screen
Set reciprocal correspondence.
Further, the storage chamber side is equipped with discharge outlet, and the discharge outlet runs through cabinet body.
The beneficial effects of the utility model are: a kind of efficient intercepting pollution for rainwater device involved in the utility model, structure letter
Single, interior of the cabinet cavity rationally, by setting first partition, filtering filter, second partition, is divided into different chambers by design,
Convenient for carrying out different processing to rainwater, by the way that silt chamber is arranged, silt is filtered using filtering filter, and arrange by sediment ejection opening
Out, by the way that the first cleaning brush is arranged, for clearing up the silt adhered on filtering filter, silt blocking filtering filter is avoided, is improved
The efficiency for filtering silt is passed through by the funnel delivering medicament that feeds intake for settling the impurity in rainwater by the way that sedimentation chamber is arranged
Paddle is set, accelerates the mixing rate of medicament and rainwater, accelerates the sedimentation of rainwater, by the way that the second cleaning brush is arranged, for clear
Except the sundries being attached on sedimentation cavity wall, by setting water outlet and aqueduct, for indoor rainwater export will to be settled, and
The sediment that bottom will not be exported, by the way that filter plate is arranged, for further filtering the impurity in rainwater, and in the filter plate
The first filter screen be slidably connected with the second filter screen, allow to change the size of pore size filter, can be adapted for different
Rainwater treatment, by the way that purifying board is arranged, in activated carbon adsorption layer can adsorb the impurity in rainwater, activated carbon adsorption layer it
Between bar magnet for adsorbing the metallic particles carried in rainwater, by the way that storage chamber is arranged, for the rainwater that stores that treated, have
Effect solves the problems in above-mentioned background technique.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel specific embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
Fig. 1 is a kind of overall structure diagram of efficient intercepting pollution for rainwater device of the utility model;
Fig. 2 is a kind of top view of the sedimentation chamber of efficient intercepting pollution for rainwater device of the utility model;
Fig. 3 is a kind of structural schematic diagram of the first partition of efficient intercepting pollution for rainwater device of the utility model;
Fig. 4 is a kind of structural schematic diagram of the filter plate of efficient intercepting pollution for rainwater device of the utility model;
Fig. 5 is a kind of top view of the filter plate of efficient intercepting pollution for rainwater device of the utility model;
Fig. 6 is a kind of structural schematic diagram of the purifying board of efficient intercepting pollution for rainwater device of the utility model;
Figure label: 1, cabinet body;2, first partition;3, filter is filtered;4, second partition;5, silt chamber;6, sedimentation chamber;7,
Driving motor;8, rotating bar;9, the first cleaning brush;10, paddle;11, connecting rod;12, the second cleaning brush;13, filter plate;
14, the first filter screen;15, the second filter screen;16, annular groove;17, purifying board;18, activated carbon adsorption layer;19, bar magnet;
20, storage chamber;21, cavity;22, film layer;23, desiccant particle;24, rainwater import;25, sediment ejection opening;26, it is discharged
Mouthful;27, feed intake funnel;28, slag-drip opening;29, water inlet;30, aqueduct;31, water valve;32, arc filter opening;33, discharge outlet;
34, battery.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Fig. 1-Fig. 6 is please referred to, the utility model provides a kind of technical solution: a kind of efficient intercepting pollution for rainwater device, including cabinet
Body 1,1 inner cavity of cabinet body are successively arranged first partition 2, filtering filter 3, second partition 4, and the first partition from top to bottom
2, filtering filter 3, second partition 4 are fixedly connected with cabinet body 1, and 1 internal cavities of cabinet body are divided into different chambers, convenient for rainwater
Different processing is carried out, is equipped with silt chamber 5 between the first partition 2 and filtering filter 3, silt is filtered using filtering filter 3,
And be discharged by sediment ejection opening 25, sedimentation chamber 6 is equipped between the filtering filter 3 and second partition 4, funnel 27 is launched by feeding intake
Medicament is equipped with driving motor 7 at the top of the first partition 2, provides the dynamic of cleaning brush running for settling the impurity in rainwater
Power, 7 output end of driving motor are equipped with rotating bar 8, and 8 bottom end of rotating bar is logical through first partition 2 and filtering filter 3
Bearing connection second partition 4 is crossed, the rotating bar 8 in the silt chamber 5 is fixedly connected with the first cleaning brush 9, for clearing up filtering
The silt adhered on filter 3 avoids silt blocking filtering filter 3, improves the efficiency of filtering silt, turn in the sedimentation chamber 6
Lever 8 is fixedly connected with paddle 10, accelerates the mixing rate of medicament and rainwater, accelerates the sedimentation of rainwater, the paddle 10
Between be equipped with connecting rod 11, and the connecting rod 11 is fixedly connected with rotating bar 8, and described 11 one end of connecting rod is fixedly connected with second
Cleaning brush 12 is equipped with filter plate 13 below the second partition 4, is used for for removing the sundries being attached on 6 inner wall of sedimentation chamber
The impurity in rainwater is further filtered, the filter plate 13 includes the first filter screen 14 and the second filter screen 15, first mistake
Annular groove 16 is equipped at the top of strainer 14, the annular groove 16 is slidably connected the second filter screen 15 by ring slider, makes it
The size that can change pore size filter can be adapted for different rainwater treatments, and 13 bottom of filter plate is equipped with purifying board 17,
The purifying board 17 includes activated carbon adsorption layer 18 and bar magnet 19, and activated carbon adsorption layer 18 can adsorb the impurity in rainwater,
Bar magnet 19 between activated carbon adsorption layer 18 is set to activity for adsorbing the metallic particles carried in rainwater, the bar magnet 19
Between charcoal adsorption layer 18, storage chamber 20 is equipped with below the purifying board 17, for storing treated rainwater, the driving motor
7 two sides are equipped with battery 34, and the battery 34 is set to 2 top of first partition, and the battery 34 is connected by electric wire and driven
Dynamic motor 7.
More specifically, it is successively arranged cavity 21 and film layer 22 from top to bottom in the first partition 2, it is described
It is equipped with desiccant particle 23 in cavity 21, for completely cutting off steam infiltration first partition 2, avoids vapour corrosion driving motor 7 and stores
Electrical components on battery 34,5 two sides of silt chamber are respectively equipped with rainwater import 24 and sediment ejection opening 25, and the rainwater import
24 run through cabinet body 1 with sediment ejection opening 25, and for injecting rainwater there are also the silt of discharge filtering, 6 two sides of sedimentation chamber are set respectively
There is water outlet 26 and the funnel 27 that feeds intake, slag-drip opening 28 is equipped with below the funnel 27 that feeds intake, water outlet 26 is for being discharged sedimentation chamber 6
Interior rainwater, and the impurity of bottom sedimentation will not be exported, medicament of the funnel 27 that feeds intake for the dispensing sedimentation into sedimentation chamber 6,
Water inlet 29 is equipped with below the second partition 4, the water inlet 29 is communicated with aqueduct 30, and the aqueduct 30 is set to cabinet
1 side of body, described 30 one end of aqueduct are connected to water outlet 26, and the aqueduct 30 is equipped with water valve 31, for importing rainwater
4 lower section of second partition, is further processed rainwater, is equipped with arc on first filter screen 14 and the second filter screen 15
Shape filter opening 32, and 32 position of arc filter opening corresponds to each other, and allows to rotate the second filter screen 15, filters upper and lower arc
32 mutual dislocation of hole, to change pore size filter, 20 side of storage chamber is equipped with discharge outlet 33, and the discharge outlet 33 runs through
Cabinet body 1, for treated rainwater to be discharged.
Utility model works principle: in use, rainwater is discharged into silt chamber 5 by rainwater import 24, by filtering filter 3
Filtering, silt stays in filtering filter 3 top, remaining rainwater falls into sedimentation chamber 6, and by feeding intake, funnel 27 will settle medicament investment
In sedimentation chamber 6, start driving motor 7, so that rotating bar 8 rotates, to make the first cleaning brush 9, paddle 10, the second cleaning brush
12 rotations, the first cleaning brush 9 can remove the silt on filtering filter 3, and paddle 10 is used to stir the rainwater in sedimentation chamber 6, make
It is sufficiently mixed with sedimentation medicament, and the second cleaning brush 12 is used to clear up the impurity adhered on 6 inner wall of sedimentation chamber, opens water valve 31,
The rainwater in sedimentation chamber 6 is set to be discharged into 4 lower section of second partition by water outlet 26, aqueduct 30, water inlet 29, rainwater is by filtering
Plate 13 is further processed and purifies with purifying board 17, subsequent discharges into storage chamber 20, is finally discharged by discharge outlet 33
It completes to cut dirty processing to rainwater.
The above are the preferable embodiment of the utility model, the utility model those skilled in the art can also be to upper
It states embodiment to change and modify, therefore, the utility model is not limited to above-mentioned specific embodiment, all abilities
Field technique personnel made any conspicuous improvement, replacement or modification on the basis of the utility model belong to practical
Novel protection scope.
Claims (7)
1. a kind of efficient intercepting pollution for rainwater device, including cabinet body (1), which is characterized in that cabinet body (1) inner cavity is from top to bottom successively
Equipped with first partition (2), filtering filter (3), second partition (4), and the first partition (2), filtering filter (3), second every
Plate (4) is fixedly connected with cabinet body (1), is equipped with silt chamber (5) between the first partition (2) and filtering filter (3), the filtering
Sedimentation chamber (6) are equipped between filter (3) and second partition (4), are equipped with driving motor (7) at the top of the first partition (2), it is described
Driving motor (7) output end is equipped with rotating bar (8), and rotating bar (8) bottom end is through first partition (2) and filtering filter
(3) second partition (4) being connected by bearing, the rotating bar (8) in the silt chamber (5) is fixedly connected with the first cleaning brush (9),
Rotating bar (8) in the sedimentation chamber (6) is fixedly connected with paddle (10), and connecting rod is equipped between the paddle (10)
(11), and the connecting rod (11) is fixedly connected rotating bar (8), and described connecting rod (11) one end is fixedly connected with the second cleaning brush
(12), filter plate (13) are equipped with below the second partition (4), the filter plate (13) includes the first filter screen (14) and second
Filter screen (15), the first filter screen (14) top are equipped with annular groove (16), and the annular groove (16) is sliding by annular
Block is slidably connected the second filter screen (15), and filter plate (13) bottom is equipped with purifying board (17), and the purifying board (17) includes
Activated carbon adsorption layer (18) and bar magnet (19), the bar magnet (19) are set between activated carbon adsorption layer (18), the purification
Storage chamber (20) are equipped with below plate (17), driving motor (7) two sides are equipped with battery (34), and the battery (34) is set
At the top of first partition (2), the battery (34) connects driving motor (7) by electric wire.
2. a kind of efficient intercepting pollution for rainwater device according to claim 1, it is characterised in that: in the first partition (2) from
Top to bottm is successively arranged cavity (21) and film layer (22), is equipped with desiccant particle (23) in the cavity (21).
3. a kind of efficient intercepting pollution for rainwater device according to claim 1, it is characterised in that: silt chamber (5) two sides point
Not She You rainwater import (24) and sediment ejection opening (25), and cabinet body (1) is run through in the rainwater import (24) and sediment ejection opening (25).
4. a kind of efficient intercepting pollution for rainwater device according to claim 1, it is characterised in that: sedimentation chamber (6) two sides point
It water outlet (26) and She You not feed intake funnel (27), be equipped with slag-drip opening (28) below the funnel that feeds intake (27).
5. a kind of efficient intercepting pollution for rainwater device according to claim 4, it is characterised in that: below the second partition (4)
Equipped with water inlet (29), the water inlet (29) is communicated with aqueduct (30), and the aqueduct (30) is set to cabinet body (1) one
Side, described aqueduct (30) one end are connected to water outlet (26), and the aqueduct (30) is equipped with water valve (31).
6. a kind of efficient intercepting pollution for rainwater device according to claim 1, it is characterised in that: first filter screen (14) with
It is equipped on second filter screen (15) arc filter opening (32), and arc filter opening (32) position corresponds to each other.
7. a kind of efficient intercepting pollution for rainwater device according to claim 1, it is characterised in that: storage chamber (20) side is set
Have discharge outlet (33), and the discharge outlet (33) runs through cabinet body (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920025219.5U CN209352708U (en) | 2019-01-08 | 2019-01-08 | A kind of efficient intercepting pollution for rainwater device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920025219.5U CN209352708U (en) | 2019-01-08 | 2019-01-08 | A kind of efficient intercepting pollution for rainwater device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209352708U true CN209352708U (en) | 2019-09-06 |
Family
ID=67802529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920025219.5U Expired - Fee Related CN209352708U (en) | 2019-01-08 | 2019-01-08 | A kind of efficient intercepting pollution for rainwater device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209352708U (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110905130A (en) * | 2019-12-05 | 2020-03-24 | 邓婧 | Steel construction roof water retaining structure |
CN111519959A (en) * | 2020-04-23 | 2020-08-11 | 芜湖市卓亚电气有限公司 | Cabinet type transformer substation |
CN112032363A (en) * | 2020-09-07 | 2020-12-04 | 彭小菊 | Ball valve of multichannel intercommunication |
CN112227495A (en) * | 2020-10-23 | 2021-01-15 | 东莞市广渠建筑工程有限公司 | Municipal works road drainage filtration system |
CN112972940A (en) * | 2021-03-18 | 2021-06-18 | 国网安徽省电力有限公司电力科学研究院 | Quick filler plugging device of cable pit conflagration |
CN115110555A (en) * | 2022-06-24 | 2022-09-27 | 广东众安建筑工程有限公司 | Non-return drainage device for quickly pumping accumulated water in foundation pit and construction method |
CN116617733A (en) * | 2023-07-25 | 2023-08-22 | 中交广州航道局有限公司 | Sediment separation treatment equipment based on filtration |
-
2019
- 2019-01-08 CN CN201920025219.5U patent/CN209352708U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110905130A (en) * | 2019-12-05 | 2020-03-24 | 邓婧 | Steel construction roof water retaining structure |
CN111519959A (en) * | 2020-04-23 | 2020-08-11 | 芜湖市卓亚电气有限公司 | Cabinet type transformer substation |
CN112032363A (en) * | 2020-09-07 | 2020-12-04 | 彭小菊 | Ball valve of multichannel intercommunication |
CN112227495A (en) * | 2020-10-23 | 2021-01-15 | 东莞市广渠建筑工程有限公司 | Municipal works road drainage filtration system |
CN112227495B (en) * | 2020-10-23 | 2022-03-08 | 东莞市广渠建筑工程有限公司 | Municipal works road drainage filtration system |
CN112972940A (en) * | 2021-03-18 | 2021-06-18 | 国网安徽省电力有限公司电力科学研究院 | Quick filler plugging device of cable pit conflagration |
CN115110555A (en) * | 2022-06-24 | 2022-09-27 | 广东众安建筑工程有限公司 | Non-return drainage device for quickly pumping accumulated water in foundation pit and construction method |
CN116617733A (en) * | 2023-07-25 | 2023-08-22 | 中交广州航道局有限公司 | Sediment separation treatment equipment based on filtration |
CN116617733B (en) * | 2023-07-25 | 2023-12-01 | 中交广州航道局有限公司 | Sediment separation treatment equipment based on filtration |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209352708U (en) | A kind of efficient intercepting pollution for rainwater device | |
CN107010780B (en) | urban rainwater purification method and hydraulic filter used by same | |
CN108579200B (en) | Rainwater collecting and purifying device | |
CN206784757U (en) | A kind of device for recycling rainwater | |
CN203947517U (en) | A kind of rainwater collecting and treating system | |
CN204265543U (en) | A kind of washing bay water-saving system | |
CN208829405U (en) | A kind of sandfiltration pot | |
CN204874093U (en) | Rural area sewage treatment plant | |
CN105084644B (en) | Mechanical and plant purification system for artificial culturing tail water | |
CN107215976B (en) | Be used for high building domestic sewage purifier in city | |
CN204973185U (en) | Stirring formula sedimentation tank mud discharging equipment | |
CN105080210B (en) | Aerated filtration treatment device for aquaculture wastewater | |
CN209778524U (en) | Combined sewage treatment device | |
CN209636025U (en) | One kind being used for municipal urban wastewater treatment device | |
CN112897736A (en) | Sewage treatment device | |
CN207934098U (en) | A kind of rain water drainage facility suitable for sponge city | |
CN206985878U (en) | A kind of environmentally friendly water conservancy filter | |
CN207159019U (en) | A kind of sewage treatment unit | |
CN205575851U (en) | Sedimentation basin | |
CN110810206A (en) | Energy-conserving irrigation equipment of afforestation with sewage recovery stage filtering capability | |
CN213738834U (en) | Energy-saving purifier for sewage treatment | |
CN218403909U (en) | Centrifugal rainwater filter | |
CN210133984U (en) | Iron and steel sewage iron fillings collecting system | |
CN210764745U (en) | Gardens sewage filter equipment | |
CN217593957U (en) | Sponge city rainwater shunting discharging equipment |
Legal Events
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: 20190906 Termination date: 20200108 |
|
CF01 | Termination of patent right due to non-payment of annual fee |