CN208526025U - A kind of filter device of sewage disposal device - Google Patents

A kind of filter device of sewage disposal device Download PDF

Info

Publication number
CN208526025U
CN208526025U CN201821103983.1U CN201821103983U CN208526025U CN 208526025 U CN208526025 U CN 208526025U CN 201821103983 U CN201821103983 U CN 201821103983U CN 208526025 U CN208526025 U CN 208526025U
Authority
CN
China
Prior art keywords
sewage
wall
welded
treatment box
water treatment
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
Application number
CN201821103983.1U
Other languages
Chinese (zh)
Inventor
王明
吉中波
罗茂林
韩林亮
周锋
王如刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Ming Yu Environmental Protection Engineering Co Ltd
Original Assignee
Jiangsu Ming Yu Environmental Protection Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Ming Yu Environmental Protection Engineering Co Ltd filed Critical Jiangsu Ming Yu Environmental Protection Engineering Co Ltd
Priority to CN201821103983.1U priority Critical patent/CN208526025U/en
Application granted granted Critical
Publication of CN208526025U publication Critical patent/CN208526025U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Filtration Of Liquid (AREA)

Abstract

The utility model relates to technical field of sewage, especially a kind of filter device of sewage disposal device, including waste water treatment box, the first voussoir upper ends have thick residue picking-up container, and thick residue picking-up container is communicated with waste residue outlet, two symmetrically arranged second voussoirs are welded on the sewage treatment box outer wall, shaft is rotatably connected to by bearing between two support bases, the first roller is welded on the shaft outer wall, wheel disc is welded on the motor output shaft, gear teeth group there are four being uniformly arranged on the wheel disc outer wall, hairbrush is fixedly connected with by screw on the movable plate, the mounting plate upper end is provided with inclined baffle, and baffle and strip through slot are not in the same plane.The filter device of the sewage disposal device does not need manually to replace, cleans filter layer, saves the disassemblerassembler time, can carry out successional filtering to sewage, improve the working efficiency of sewage disposal device, increase sewage load.

Description

A kind of filter device of sewage disposal device
Technical field
The utility model relates to technical field of sewage more particularly to a kind of filter devices of sewage disposal device.
Background technique
Factory generate sewage be exhausted directly to river reason face pollution it is larger, with the reinforcement of environmental consciousness, sewage is required It can just be discharged after filter device is handled, traditional filter device is in sewage disposal process, filter layer surface aggregation Object is more and more, and filtering rate can decline, and needs to regularly replace filter layer, waste time, and leads to sewage disposal device work effect Rate is low, for this purpose, it is proposed that a kind of filter device of sewage disposal device.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of sewage treatment proposed is set Spare filter device.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of filter device of sewage disposal device, including waste water treatment box are designed, the waste water treatment box upper end is set It is equipped with sewage and topples over case, the sewage, which is toppled over, to be opened up on case side wall there are two symmetrically arranged waste residue outlet, and waste residue outlet is located at The sewage of lower section, which is toppled over, is welded with the first voussoir on case side wall, the first voussoir upper ends have thick residue picking-up container, and thick Residue picking-up container is communicated with waste residue outlet, and the sewage, which is toppled over, is welded with cyclic annular fixed block on chamber interior wall, and cyclic annular fixed block with In the same horizontal line, the ring-type upper end of fixing block is placed with primary filter mechanism for waste residue outlet lowest point;
Thin residue picking-up container is welded on the sewage treatment box outer wall, and the bottom of thin residue picking-up container is provided with and gathers materials Funnel, two symmetrically arranged second voussoirs are welded on the sewage treatment box outer wall, one of them second voussoir is located at thin In residue picking-up container, two groups of symmetrically arranged strip through slots are offered on the sewage treatment box outer wall, every group of strip through slot exists In same vertical straight line, wherein one group of strip through slot is located at the top of the second voussoir, be welded on second voussoir two it is right The support base for claiming setting is rotatably connected to shaft by bearing between two support bases, is welded with first on the shaft outer wall Roller, by transmission band connection between two the first rollers, the conveyer belt runs through two groups of strip through slots, the waste water treatment box Second tin roller there are two being symmetrical arranged on inner wall, and second tin roller is arranged in parallel with the first roller, the second tin roller, which is located at, to be passed Send in band, be mounted by means of screws with motor on the second voussoir in thin residue picking-up container, the motor output shaft with Be connected by screw between shaft, wheel disc be welded on the motor output shaft, be uniformly arranged on the wheel disc outer wall there are four Gear teeth group, each gear teeth group include three active gear teeth, and the thin residue picking-up container is far from offering two on the inner wall of conveyer belt Guide groove is slidably connected in every guide groove there are two sliding block, is welded with movable plate, the activity between four sliding blocks Hairbrush is fixedly connected with by screw on plate, answering of being vertically arranged is welded between the movable plate bottom and material-collecting funnel inner wall Position spring, described movable plate one end are welded with link block, the driven gear teeth with active gear teeth meshing are provided on the link block, Mounting plate there are two being symmetrical arranged on sewage treatment chamber interior wall above conveyer belt, the mounting plate upper end is provided with inclination Baffle, and baffle and strip through slot are not in the same plane.
Preferably, the sewage, which is toppled over, is provided with seal washer between case and waste water treatment box, and sewage topples over case, sealing It is bolted to connection between washer and waste water treatment box.
Preferably, the primary filter mechanism includes the pyramid baffle of hollow setting, and the bottom of pyramid baffle is logical It crosses screw to be fixed on cyclic annular fixed block, is uniformly provided with multiple leakage holes on the pyramid baffle.
Preferably, the material-collecting funnel upper end and thin residue picking-up container, which are integrally formed, is arranged, the material-collecting funnel and sewage Processing box outer wall junction passes through welded connecting.
Preferably, the conveyer belt includes double layer of metal net, and pressing has filter cotton, second rolling between double layer of metal net Cylinder is identical as the first cylinder sizes, is rotatablely connected between the second tin roller and sewage treatment chamber interior wall by bearing.
Preferably, setting is integrally formed between the active gear teeth and wheel disc outer wall.
Preferably, the quantity of the driven gear teeth is three, and the driven gear teeth and link block are integrally formed and are arranged.
Preferably, the mounting plate is fixed by screws on sewage treatment chamber interior wall, the mounting plate upper end and baffle It is integrally formed setting, the width of the baffle is greater than the distance between sewage treatment chamber interior wall and conveyer belt.
The utility model proposes a kind of sewage disposal device filter device, beneficial effect is: by sewage from dirt Water is toppled over case upper end and is poured into, and sewage enables the large granular impurity in sewage to be deposited in pyramid baffle by pyramid baffle Bottom is gathered in thick residue picking-up container, and sewage continues to fall to assemble to be filtered on a moving belt, when on conveyer belt When impurities accumulation is excessive, the power supply of motor, conveyer belt rotation are opened, dirtier conveyer belt turns in thin residue picking-up container, Under the collective effect of wheel disc rotation and reset spring, hairbrush is moved up and down, and is realized the cleaning to conveyer belt surface impurity, is turned to Clean conveyer belt inside waste water treatment box continues filtration, realizes continuous work, the mistake of the sewage disposal device Device is filtered, do not need manually to replace, clean filter layer, save the disassemblerassembler time, successional filtering can be carried out to sewage, The working efficiency of sewage disposal device is improved, sewage load is increased.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of sewage disposal device filter device waste water treatment box and sewage incline The main sectional view of falling tank mounting structure;
Fig. 2 be the utility model proposes the sewage treatment box structure of filter device of sewage disposal device a kind of bow and cut open Figure;
Fig. 3 be the utility model proposes a kind of sewage disposal device filter device the active gear teeth and the driven gear teeth Engaging structure schematic diagram.
In figure: waste water treatment box 1, sewage topple over case 2, cyclic annular fixed block 3, pyramid baffle 4, leakage hole 5, the first voussoir 6, waste residue outlet 7, thick residue picking-up container 8, strip through slot 9, the second voussoir 10, support base 11, shaft 12, the first roller 13, biography Send band 14, second tin roller 15, baffle 16, wheel disc 17, the active gear teeth 18, thin residue picking-up container 19, material-collecting funnel 20, guide groove 21, sliding block 22, movable plate 23, hairbrush 24, reset spring 25, motor 26, link block 27, the driven gear teeth 28, mounting plate 29, metal Net 30, filter cotton 31.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.
Referring to Fig.1-3, a kind of filter device of sewage disposal device, including waste water treatment box 1, on waste water treatment box 1 End is provided with sewage and topples over case 2, and sewage, which is toppled over, is provided with seal washer between case 2 and waste water treatment box 1, increases sewage and topples over case 2 with the leakproofness of 1 junction of waste water treatment box, prevented that sewage from toppling over case 2 from sewage and 1 junction of waste water treatment box leaks out Come, and sewage is toppled over and is bolted to connection between case 2, seal washer and waste water treatment box 1, sewage is toppled on 2 side wall of case Symmetrically arranged waste residue outlet 7 there are two opening up, the sewage positioned at 7 lower section of waste residue outlet, which is toppled over, is welded with first on 2 side wall of case Voussoir 6, for placing thick residue picking-up container 8,6 upper ends of the first voussoir have thick residue picking-up container 8, and thick residue picking-up container 8 It is communicated with waste residue outlet 7, the bulky grain residue filtered out can enter in thick residue picking-up container 8 along waste residue outlet 7, dirty Water, which is toppled over, is welded with cyclic annular fixed block 3 on 2 inner wall of case, and cyclic annular fixed block 3 and 7 lowest point of waste residue outlet are in same horizontal line On, cyclic annular 3 upper ends of fixed block have primary filter mechanism, and primary filter mechanism includes the pyramid baffle 4 of hollow setting, and The bottom of pyramid baffle 4 is fixed by screws on cyclic annular fixed block 3, and multiple leaks are uniformly provided on pyramid baffle 4 Hole 5, for except the biggish impurity of particle in decontaminated water.
Thin residue picking-up container 19 is welded on 1 outer wall of waste water treatment box, and the bottom of thin residue picking-up container 19 is provided with collection Funnel 20, convenient for the accumulation of impurities under sweeping, 20 upper end of material-collecting funnel and thin residue picking-up container 19 to be integrally formed and be arranged, Material-collecting funnel 20 and 1 outer wall junction of waste water treatment box are welded with two symmetrically by being welded to connect on 1 outer wall of waste water treatment box The second voussoir 10 being arranged, one of them second voussoir 10 are located in thin residue picking-up container 19, open up on 1 outer wall of waste water treatment box There are two groups of symmetrically arranged strip through slots 9, every group of strip through slot 9 is in same vertical straight line, wherein one group of strip through slot 9 is located at The top of second voussoir 10 is welded with two symmetrically arranged support bases 11 on second voussoir 10, leads between two support bases 11 It crosses bearing and is rotatably connected to shaft 12, the first roller 13 is welded on 12 outer wall of shaft, passes through biography between two the first rollers 13 Band 14 is sent to connect, conveyer belt 14 includes double layer of metal net 30, and pressing has filter cotton 31 between double layer of metal net 30, passes through setting two Layer metal mesh 30 is capable of increasing the mechanical performance of conveyer belt 14, can be by the fine impurities mistake in sewage by setting filter cotton 31 It filters, second tin roller 15 is identical as 13 size of the first roller, is turned between 1 inner wall of second tin roller 15 and waste water treatment box by bearing Dynamic connection is used to support conveyer belt 14 by the way that second tin roller 15 is arranged, compressive deformation when preventing conveyer belt 14 from handling sewage.
Conveyer belt 14 runs through two groups of strip through slots 9, is symmetrical arranged on 1 inner wall of waste water treatment box there are two second tin roller 15, And second tin roller 15 is arranged in parallel with the first roller 13, second tin roller 15 is located in conveyer belt 14, is located at thin residue picking-up container 19 It is mounted by means of screws with motor 26 on the second interior voussoir 10, is connected between 26 output shaft of motor and shaft 12 by screw It connects, wheel disc 17 is welded on 26 output shaft of motor, be uniformly arranged on 17 outer wall of wheel disc there are four gear teeth group, each gear teeth group includes Three active gear teeth 18 are integrally formed setting between 17 outer wall of the active gear teeth 18 and wheel disc, so that having the wheel of the active gear teeth 18 Disk 17 can be rotated with the rotation of motor 26, offered two on thin inner wall of the residue picking-up container 19 far from conveyer belt 14 and led It to slot 21, is slidably connected in every guide groove 21 there are two sliding block 22, is welded with movable plate 23, movable plate between four sliding blocks 22 Hairbrush 24 is fixedly connected with by screw on 23, is contacted by setting hairbrush 24 with 14 surface of conveyer belt, so that on conveyer belt 14 Impurity can be got off by cleaning, be welded with the reset spring being vertically arranged between 20 inner wall of 23 bottom of movable plate and material-collecting funnel 25, with the rotation of the active gear teeth 18, when the active gear teeth 18 are no longer engaged with the driven gear teeth 28, under the action of reset spring 25 Hairbrush 24 moves down, so that moving up and down for hairbrush 24 is realized, to realize the cleaning process to 14 surface of conveyer belt.
23 one end of movable plate is welded with link block 27, and the driven gear teeth engaged with the active gear teeth 18 are provided on link block 27 28, the quantity of the driven gear teeth 28 is three, and the driven gear teeth 28 are integrally formed with link block 27 to be arranged, above conveyer belt 14 Mounting plate 29 there are two being symmetrical arranged on 1 inner wall of waste water treatment box, 29 upper end of mounting plate is provided with inclined baffle 16, and baffle 16 with strip through slot 9 not in the same plane, mounting plate 29 is fixed by screws on 1 inner wall of waste water treatment box, mounting plate 29 Upper end and baffle 16, which are integrally formed, to be arranged, and the width of baffle 16 is greater than the distance between 1 inner wall of waste water treatment box and conveyer belt 14, It can prevent untreated sewage from leaking from the gap between 1 inner wall of waste water treatment box and conveyer belt 14, it is ensured that sewage It can be filtered by conveyer belt 14.
Sewage in operation, is toppled over 2 upper end of case from sewage and poured by the utility model, and sewage makes by pyramid baffle 4 Large granular impurity in sewage can be deposited in 4 bottom of pyramid baffle or be gathered in thick residue picking-up container 8, sewage after Continuous whereabouts can assemble to be filtered on a conveyor belt 14, when impurities accumulation is excessive on conveyer belt 14, opens the power supply of motor 26, Conveyer belt 14 rotates, and dirtier conveyer belt 14 turns in thin residue picking-up container 19, in the rotation of wheel disc 17 and reset spring 25 Under collective effect, hairbrush 24 is moved up and down, and is realized the cleaning to 14 surface impurity of conveyer belt, is turned to inside waste water treatment box 1 Clean conveyer belt 14 continue filtration, realize continuous work, the filter device of the sewage disposal device does not need Artificial replacement, cleaning filter layer, save the disassemblerassembler time, can carry out successional filtering to sewage, improve sewage treatment The working efficiency of equipment increases sewage load.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (8)

1. a kind of filter device of sewage disposal device, including waste water treatment box (1), which is characterized in that the sewage treatment Case (1) upper end is provided with sewage and topples over case (2), and the sewage, which is toppled over, to be opened up on case (2) side wall there are two symmetrically arranged waste residue It exports (7), the sewage below waste residue outlet (7), which is toppled over, is welded with the first voussoir (6), the first wedge on case (2) side wall Block (6) upper ends have thick residue picking-up container (8), and thick residue picking-up container (8) is communicated with waste residue outlet (7), and the sewage inclines It is welded with cyclic annular fixed block (3) on case (2) inner wall, and cyclic annular fixed block (3) and waste residue outlet (7) lowest point are in same level On line, described ring-type fixed block (3) upper ends have primary filter mechanism;
Thin residue picking-up container (19) is welded on waste water treatment box (1) outer wall, and the bottom of thin residue picking-up container (19) is set It is equipped with material-collecting funnel (20), two symmetrically arranged second voussoirs (10) is welded on waste water treatment box (1) outer wall, wherein One the second voussoir (10) is located in thin residue picking-up container (19), offered on waste water treatment box (1) outer wall two groups it is symmetrical The strip through slot (9) of setting, every group of strip through slot (9) is in same vertical straight line, wherein one group of strip through slot (9) is located at second The top of voussoir (10) is welded with two symmetrically arranged support bases (11), two support bases on second voussoir (10) (11) it is rotatably connected to shaft (12), is welded with the first roller (13) on shaft (12) outer wall, two by bearing between It is connected between first roller (13) by conveyer belt (14), the conveyer belt (14) runs through two groups of strip through slots (9), the sewage It is symmetrical arranged on treatment box (1) inner wall there are two second tin roller (15), and second tin roller (15) is parallel with the first roller (13) sets It sets, the second tin roller (15) is located in conveyer belt (14), is located on the second voussoir (10) in thin residue picking-up container (19) and leads to It crosses screw to be fixedly installed with motor (26), be connected by screw between motor (26) output shaft and shaft (12), the electricity It is welded with wheel disc (17), is uniformly arranged on wheel disc (17) outer wall there are four gear teeth group, each gear teeth on machine (26) output shaft Group includes three active gear teeth (18), offers two on the inner wall of the thin residue picking-up container (19) separate conveyer belt (14) and leads It to slot (21), is slidably connected in every guide groove (21) there are two sliding block (22), is welded with work between four sliding blocks (22) Movable plate (23) is fixedly connected with hairbrush (24) on the movable plate (23) by screw, movable plate (23) bottom with gather materials The reset spring (25) being vertically arranged is welded between funnel (20) inner wall, described movable plate (23) one end is welded with link block (27), the driven gear teeth (28) engaged with the active gear teeth (18) are provided on the link block (27), be located on conveyer belt (14) There are two being symmetrical arranged on waste water treatment box (1) inner wall of side mounting plate (29), mounting plate (29) upper end is provided with inclination Baffle (16), and baffle (16) and strip through slot (9) are not in the same plane.
2. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the sewage is toppled over Seal washer is provided between case (2) and waste water treatment box (1), and sewage topples over case (2), seal washer and waste water treatment box (1) it is bolted to connection between.
3. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the primary filter Mechanism includes the pyramid baffle (4) of hollow setting, and the bottom of pyramid baffle (4) is fixed by screws in cyclic annular fixed block (3) on, multiple leakage holes (5) are uniformly provided on the pyramid baffle (4).
4. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the material-collecting funnel (20) upper end and thin residue picking-up container (19), which are integrally formed, is arranged, and the material-collecting funnel (20) and waste water treatment box (1) outer wall connect The place of connecing passes through welded connecting.
5. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the conveyer belt (14) include double layer of metal net (30), pressing between double layer of metal net (30) has filter cotton (31), the second tin roller (15) with First roller (13) size is identical, is rotatablely connected between the second tin roller (15) and waste water treatment box (1) inner wall by bearing.
6. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the active gear teeth (18) setting is integrally formed between wheel disc (17) outer wall.
7. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the driven gear teeth (28) quantity is three, and the driven gear teeth (28) and link block (27) are integrally formed and are arranged.
8. a kind of filter device of sewage disposal device according to claim 1, which is characterized in that the mounting plate (29) it is fixed by screws on waste water treatment box (1) inner wall, mounting plate (29) upper end is integrally formed with baffle (16) and sets It sets, the width of the baffle (16) is greater than the distance between waste water treatment box (1) inner wall and conveyer belt (14).
CN201821103983.1U 2018-07-12 2018-07-12 A kind of filter device of sewage disposal device Expired - Fee Related CN208526025U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821103983.1U CN208526025U (en) 2018-07-12 2018-07-12 A kind of filter device of sewage disposal device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821103983.1U CN208526025U (en) 2018-07-12 2018-07-12 A kind of filter device of sewage disposal device

Publications (1)

Publication Number Publication Date
CN208526025U true CN208526025U (en) 2019-02-22

Family

ID=65387074

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821103983.1U Expired - Fee Related CN208526025U (en) 2018-07-12 2018-07-12 A kind of filter device of sewage disposal device

Country Status (1)

Country Link
CN (1) CN208526025U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108579202A (en) * 2018-07-12 2018-09-28 江苏明钰环保工程有限公司 A kind of filter device of sewage disposal device
CN112222944A (en) * 2020-10-23 2021-01-15 深圳市励东科技发展有限公司 Cutting fluid filter equipment for digit control machine tool
CN113102065A (en) * 2021-04-21 2021-07-13 湖南泰阳药业有限公司 High-efficient reducing mechanism of chinese-medicinal material for medical treatment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108579202A (en) * 2018-07-12 2018-09-28 江苏明钰环保工程有限公司 A kind of filter device of sewage disposal device
CN108579202B (en) * 2018-07-12 2023-08-25 江苏明钰环保工程有限公司 Filter equipment that sewage treatment plant used
CN112222944A (en) * 2020-10-23 2021-01-15 深圳市励东科技发展有限公司 Cutting fluid filter equipment for digit control machine tool
CN113102065A (en) * 2021-04-21 2021-07-13 湖南泰阳药业有限公司 High-efficient reducing mechanism of chinese-medicinal material for medical treatment

Similar Documents

Publication Publication Date Title
CN108579202A (en) A kind of filter device of sewage disposal device
CN208526025U (en) A kind of filter device of sewage disposal device
CN213670810U (en) Automatic feeding device for bean products
CN216572027U (en) Bag-type dust collector with dust cleaning device
CN112057969A (en) Cleaning equipment for dust removal filter bag
CN209953257U (en) Rice processing is with loading attachment that has edulcoration function
CN215796672U (en) Concrete aggregate conveyor with dust removal structure
CN111248817A (en) Hand-push type cleaning vehicle device for property cleaning
CN208959413U (en) A kind of sewage processing filtering device cleared up automatically
CN220334211U (en) Dust collector for discharging hole of bin
CN213706901U (en) Coarse slag system of gasification device
CN213326779U (en) Sewage treatment device convenient to clean
CN201857464U (en) Double-bag type mechanism for collecting dust outside machine
CN210990092U (en) Tableware cleaning machine
CN210543855U (en) Prevent blockking up bag collector
CN113105037A (en) Filter equipment for environmental engineering
CN113663375A (en) Water cleaning device for building wastewater
CN217830766U (en) Soil heavy metal leaching and treating device
CN107772510A (en) A kind of efficient jujube cleaning machine
CN221559287U (en) Environment protection dust particle absorbing equipment
CN204778894U (en) Grillage machine
CN214513321U (en) Vibrating type bag-type dust collector
CN215208833U (en) Kitchen sewage treatment equipment
CN2196129Y (en) Sterile seed separating and cleaning machine
CN221693200U (en) Multistage purification treatment device for dust-containing industrial waste gas

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: 20190222

Termination date: 20200712