CN111617837A - Garbage classification screening device for garbage disposal - Google Patents

Garbage classification screening device for garbage disposal Download PDF

Info

Publication number
CN111617837A
CN111617837A CN202010538993.3A CN202010538993A CN111617837A CN 111617837 A CN111617837 A CN 111617837A CN 202010538993 A CN202010538993 A CN 202010538993A CN 111617837 A CN111617837 A CN 111617837A
Authority
CN
China
Prior art keywords
box body
crushing roller
ware
box
groups
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.)
Pending
Application number
CN202010538993.3A
Other languages
Chinese (zh)
Inventor
曾思铭
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN202010538993.3A priority Critical patent/CN111617837A/en
Publication of CN111617837A publication Critical patent/CN111617837A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00Crushing or disintegrating by roller mills
    • B02C4/02Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C23/00Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
    • B02C23/08Separating or sorting of material, associated with crushing or disintegrating
    • B02C23/14Separating or sorting of material, associated with crushing or disintegrating with more than one separator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B02CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02CCRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C2201/00Codes relating to disintegrating devices adapted for specific materials
    • B02C2201/06Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Processing Of Solid Wastes (AREA)
  • Crushing And Pulverization Processes (AREA)

Abstract

The invention discloses a garbage classification screening device for garbage disposal, which comprises a box body, a cover plate, a discharge hopper and a collection vessel, wherein the top end of the box body is provided with an opening, the cover plate is arranged above the box body, one side of the top end of the cover plate is provided with a feeding mechanism, the bottom end of the box body is communicated with the discharge hopper with a trapezoidal structure, four groups of support legs arranged in a rectangular array are welded at the bottom end of the box body, the four groups of support legs are respectively distributed at four corners of the bottom of the box body, and the collection vessel is arranged below; the fixed welding of box left side wall has the board of placing of triangle-shaped structure, place the board top and install driving motor through the grip block bolt, the inside equidistance of box alternately is provided with a set of first crushing roller and the crushing roller of multiunit second, two sets of vertical outer walls of box all are provided with the multiunit and rotate the wheel. This refuse handling is with rubbish classification sieving mechanism, simple structure, screening effect is good.

Description

Garbage classification screening device for garbage disposal
Technical Field
The invention belongs to the technical field of garbage screening, and particularly relates to a garbage classification screening device for garbage treatment.
Background
With the continuous development of various cities, the production amount of domestic garbage of urban residents is increased, the total quantity of garbage clearing and transportation is increased in the whole country, the atmosphere and underground water resources are seriously polluted, and the risk of gas explosion accidents is increased;
the garbage is solid waste generated in daily life and production of human beings, and has the characteristics of large discharge amount, complex and various components, pollution, resource and sociality, and needs to be subjected to harmless, resource-recycling, reduction and social treatment, if the garbage cannot be properly treated, the garbage pollutes the environment, the environmental sanitation is influenced, the resources are wasted, the safety of production and life is damaged, the social harmony is damaged, and the garbage treatment is to quickly remove the garbage, carry out harmless treatment and finally carry out reasonable utilization;
when the conventional garbage classification and screening device is used, metal pieces in garbage cannot be screened out and reused.
Therefore, in order to meet the current situation, the design and production of a garbage classification and screening device for garbage disposal are urgently needed to meet the actual use requirement.
Disclosure of Invention
The invention aims to provide a garbage classification and screening device for garbage disposal, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a garbage classification screening device for garbage treatment comprises a box body, a cover plate, a discharge hopper and a collection vessel, wherein the top end of the box body is provided with an opening, the cover plate is arranged above the box body, a feeding mechanism is arranged on one side of the top end of the cover plate, the bottom end of the box body is communicated with the discharge hopper with a trapezoidal structure, four groups of support legs arranged in a rectangular array are welded at the bottom end of the box body, the four groups of support legs are respectively distributed at four corners of the bottom of the box body, and the collection vessel is arranged below the;
the fixed welding of box left side wall has the board of placing of triangle-shaped structure, place the board top and install driving motor through the grip block bolt, the inside equidistance of box alternately is provided with a set of first crushing roller and the crushing roller of multiunit second, two sets of vertical outer walls of box all are provided with the multiunit and rotate the wheel.
Preferably, the output end of the driving motor is fixedly connected with a roller through a coupler, the roller is in transmission connection with a driving wheel through a belt, and the driving wheel is in rotation connection with the first crushing roller through a rotating shaft;
adjacent two sets of the running wheel all is connected through belt transmission, the multiunit the running wheel suits with a set of first crushing roller and multiunit second crushing roller respectively.
Preferably, the feeding mechanism comprises a feeding frame, an installation cover and a handle, wherein the feeding frame is communicated with one side of the top end of the cover plate, the feeding frame is movably connected with the installation cover of a rectangular plate-shaped structure through a rotating shaft, and the top end of the installation cover is connected with the handle of an arc-shaped structure through two groups of bolts.
Preferably, go out the inside both sides wall of hopper and weld respectively first baffle and second baffle, and first baffle and second baffle set up relatively, the magnetic path that the multiunit equidistance was arranged is all inlayed on the top of first baffle and second baffle, a fixed mouthful has been seted up to a set of vertical inner wall of play hopper, and movable mounting has the turnover lid in the fixed mouthful, the lower port that goes out the hopper sets up to the opening.
Preferably, the inside screening board that transversely is provided with of collection ware, the equal bolt fastening in screening board both ends has the slider, collect two sets of vertical inner walls of ware and set up the sliding tray with slider looks adaptation, and slider and sliding tray sliding connection, collect a set of vertical outer wall of ware and link the drain pipe that has the valve.
Preferably, the collection ware sets up under the hopper, collect a set of vertical outer wall fixedly connected with reciprocating motor of ware, and reciprocating motor's output passes through shaft coupling fixedly connected with dwang, and the dwang is kept away from reciprocating motor one end and is run through and collect ware outer wall and extend to inside the collection ware, and the dwang is kept away from reciprocating motor one end and is passed through the bearing and be connected with the rotation of a set of vertical inner wall of collection ware, and the welding of dwang periphery has the cam, the one end of cam is contradicted on screening board bottom.
Preferably, the first crushing roller is movably connected with the driving wheel and one group of rotating wheels through two groups of rotating shafts respectively, and each group of the second crushing roller is movably connected with the other two groups of rotating wheels through two groups of rotating shafts respectively.
Preferably, the cover plate is connected with the box body in a closed mode through a plurality of groups of bolts, and connecting rods are fixedly welded between every two adjacent groups of supporting legs.
The invention has the technical effects and advantages that: according to the garbage classification screening device for garbage disposal, the feeding mechanism is arranged, the mounting cover is opened and closed through the handle, the garbage is prevented from rebounding to other places due to acting force generated when the crushing roller crushes, and the processing environment is improved; through the first baffle and the second baffle arranged in the discharge pipe, the metal materials in the crushed garbage are sorted out by utilizing the multiple groups of magnetic blocks, and then the turnover plate is opened to take out the crushed garbage, so that the use resources are saved; the reciprocating motor drives the cam to rotate, the cam drives the screening plate to do discontinuous motion, and the screening plate screens the garbage repeatedly, so that the screening effect is improved; this refuse handling is with rubbish classification sieving mechanism, simple structure, screening effect is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the case of the present invention;
FIG. 3 is a cross-sectional view of the discharge hopper of the present invention;
FIG. 4 is a cross-sectional view of a collection dish of the present invention;
fig. 5 is a schematic structural view of the feeding mechanism of the present invention.
In the figure: the device comprises a box body 1, a cover plate 2, a feeding mechanism 3, a feeding frame 31, a mounting cover 32, a handle 33, a placing plate 4, supporting legs 5, a connecting rod 6, a discharging hopper 7, a first baffle 71, a second baffle 72, a turnover cover 73, a collecting dish 8, a screening plate 81, a liquid outlet pipe 82, a cam 83, a driving motor 9, a driving wheel 10, a rotating wheel 11, a belt 12, a first crushing roller 13 and a second crushing roller 14.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Unless otherwise indicated, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is directed.
The invention provides a garbage classification screening device for garbage disposal, which comprises a box body 1, a cover plate 2, a discharge hopper 7 and a collection vessel 8, wherein the top end of the box body 1 is provided with an opening, the cover plate 2 is arranged above the box body 1, a feeding mechanism 3 is arranged on one side of the top end of the cover plate 2, the bottom end of the box body 1 is communicated with the discharge hopper 7 with a trapezoidal structure, four groups of support legs 5 arranged in a rectangular array are welded at the bottom end of the box body 1, the four groups of support legs 5 are respectively distributed at four corners at the bottom of the box body 1, and the collection vessel 8 is arranged below the box body 1;
the fixed welding of 1 left side wall of box has board 4 of placing of triangle-shaped structure, place 4 tops of board and install driving motor 9 through the grip block bolt, 1 inside equidistance of box alternately is provided with a set of first crushing roller 13 and the crushing roller 14 of multiunit second, 1 two sets of vertical outer walls of box all is provided with multiunit runner 11.
Specifically, the output end of the driving motor 9 is fixedly connected with a roller through a coupler, the roller is in transmission connection with a driving wheel 10 through a belt 12, and the driving wheel 10 is in rotation connection with a first crushing roller 13 through a rotating shaft;
two adjacent sets of the rotating wheel 11 all connects through belt 12 transmission, and the multiunit rotating wheel 11 suits with a set of first crushing roller 13 and multiunit second crushing roller 14 respectively.
Specifically, feed mechanism 3 includes feeding frame 31, installation lid 32 and handle 33, 2 top one sides of apron intercommunication have feeding frame 31, feeding frame 31 has rectangular plate structure's installation lid 32 through axis of rotation swing joint, and installs and cover 32 top and have arc structure's handle 33 through two sets of bolted connection.
Specifically, go out the inside both sides wall of hopper 7 and weld respectively first baffle 71 and second baffle 72, and first baffle 71 and second baffle 72 set up relatively, the magnetic path that multiunit equidistance was arranged is all inlayed on the top of first baffle 71 and second baffle 72, a fixed port has been seted up to a set of vertical inner wall of hopper 7, and movable mounting has flip lid 73 in the fixed port, the lower port that goes out hopper 7 sets up to the opening.
Specifically, collect 8 inside horizontal screening boards 81 that are provided with of ware, the equal bolt fastening in screening board 81 both ends has the slider, collect 8 two sets of vertical inner walls of ware and offer the sliding tray with slider looks adaptation, and slider and sliding tray sliding connection, collect the drain pipe 82 that 8 a set of vertical outer walls of ware link band has the valve.
Specifically, collect 8 settings of ware under hopper 7, collect 8 a set of vertical outer wall fixedly connected with reciprocating motor of ware (not shown in the attached), and reciprocating motor's output passes through shaft coupling fixedly connected with dwang, and the dwang is kept away from reciprocating motor one end and is run through and collect 8 outer walls of ware and extend to inside the collection ware 8, and the dwang is kept away from reciprocating motor one end and is passed through the bearing and be connected with 8 a set of vertical inner wall rotations of collection ware, and the welding of dwang periphery has cam 83, the one end of cam 83 is contradicted on screening board 81 bottom, and reciprocating motor drives cam 83 and rotates, and cam 83 drives screening board 81 and carries out discontinuity motion from top to bottom in the sliding tray, screens rubbish repeatedly through screening board 81.
Specifically, the first crushing roller 13 is movably connected with the driving wheel 10 and one of the two groups of rotating wheels 11 through two groups of rotating shafts, and the second crushing roller 14 is movably connected with the two of the two groups of rotating wheels 11 through two groups of rotating shafts.
Specifically, apron 2 is connected with 1 closure of box through the multiunit bolt, and apron 2 sets up to metal material, and adjacent two sets of fixed welding has connecting rod 6 between supporting leg 5, has guaranteed this holistic stability.
The working principle of the garbage classifying and screening device for garbage disposal is that when in use, firstly, the mounting cover 32 on the feeding frame 31 is arranged through the handle 33, then classified garbage is added into the box body 1 through the feeding frame 31, at this time, the driving motor 9 is started, the driving motor 9 drives the roller and the driving wheel 10 to rotate, the driving wheel 10 drives the first crushing roller 13 to rotate, the first crushing roller 13 drives the plurality of groups of second crushing rollers 14 to rotate through the plurality of groups of rotating wheels 11, so that the first crushing roller 13 and the plurality of groups of second crushing rollers 14 crush the garbage, the crushed garbage enters the discharging hopper 7, at this time, metal materials in the garbage are selected through the magnetic blocks on the first baffle plate 71 and the second baffle plate 72, then the metal materials are taken out through the overturning cover 73, finally the garbage enters the collecting dish 8, at this time, the reciprocating motor is started, the reciprocating motor drives the cam 83 to rotate, the cam 83 drives the sieving plate 81 to do up-and-down intermittent motion, the garbage is repeatedly sieved through the sieving plate 81, and meanwhile, the valve on the liquid outlet pipe 82 is opened to discharge liquid in the garbage.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (8)

1. The utility model provides a refuse classification sieving mechanism for refuse treatment, includes box (1), apron (2), goes out hopper (7) and collection ware (8), its characterized in that: the top end of the box body (1) is provided with an opening, a cover plate (2) is arranged above the box body (1), a feeding mechanism (3) is arranged on one side of the top end of the cover plate (2), the bottom end of the box body (1) is communicated with a discharge hopper (7) with a trapezoidal structure, four groups of support legs (5) arranged in a rectangular array are welded at the bottom end of the box body (1), the four groups of support legs (5) are respectively distributed at four corners of the bottom of the box body (1), and a collecting vessel (8) is arranged below the box body (1);
the utility model discloses a crushing roller, including box (1), place board (4) that has triangle-shaped structure for box (1) left side wall fixed welding, place board (4) top and install driving motor (9) through the grip block bolt, box (1) inside equidistance alternately is provided with a set of first crushing roller (13) and multiunit second crushing roller (14), box (1) two sets of vertical outer walls all is provided with multiunit and rotates wheel (11).
2. The apparatus of claim 1, wherein the apparatus further comprises: the output end of the driving motor (9) is fixedly connected with a roller through a coupler, the roller is in transmission connection with a driving wheel (10) through a belt (12), and the driving wheel (10) is in rotation connection with a first crushing roller (13) through a rotating shaft;
two adjacent sets of rotating wheel (11) all connect through belt (12) transmission, and the multiunit rotating wheel (11) suits with a set of first crushing roller (13) and multiunit second crushing roller (14) respectively.
3. The apparatus of claim 1, wherein the apparatus further comprises: feed mechanism (3) are including feeding frame (31), installation lid (32) and handle (33), apron (2) top one side intercommunication has feeding frame (31), feeding frame (31) have installation lid (32) of rectangle platelike structure through axis of rotation swing joint, and install lid (32) top and have handle (33) of arc structure through two sets of bolted connection.
4. The apparatus of claim 1, wherein the apparatus further comprises: go out inside both sides wall of hopper (7) and weld respectively first baffle (71) and second baffle (72), and first baffle (71) and second baffle (72) set up relatively, the magnetic path that multiunit equidistance was arranged is all inlayed on the top of first baffle (71) and second baffle (72), go out a set of vertical inner wall of hopper (7) and seted up the fixed port, and movable mounting has turnover lid (73) in the fixed port, the lower port that goes out hopper (7) sets up to the opening.
5. The apparatus of claim 1, wherein the apparatus further comprises: collect inside horizontal screening board (81) that is provided with of ware (8), the equal bolt fastening in screening board (81) both ends has the slider, collect two sets of vertical inner walls of ware (8) and set up the sliding tray with slider looks adaptation, and slider and sliding tray sliding connection, collect drain pipe (82) that a set of vertical outer wall of ware (8) even pass band has the valve.
6. The apparatus of claim 1, wherein the apparatus further comprises: collect ware (8) and set up under hopper (7), collect a set of vertical outer wall fixedly connected with reciprocating motor of ware (8), and reciprocating motor's output passes through shaft coupling fixedly connected with dwang, and reciprocating motor one end is kept away from to the dwang runs through and collects ware (8) outer wall and extend to inside collecting ware (8), and the dwang keeps away from reciprocating motor one end and passes through the bearing and collect a set of vertical inner wall rotation of ware (8) and be connected, and the welding of dwang periphery has cam (83), the one end of cam (83) is contradicted on screening board (81) bottom.
7. The apparatus of claim 1, wherein the apparatus further comprises: the first crushing roller (13) is respectively and movably connected with the driving wheel (10) and one group of rotating wheels (11) through two groups of rotating shafts, and each group of the second crushing roller (14) is respectively and movably connected with the two groups of rotating wheels (11) through two groups of rotating shafts.
8. The apparatus of claim 1, wherein the apparatus further comprises: the cover plate (2) is connected with the box body (1) in a closed mode through a plurality of groups of bolts, and the connecting rods (6) are fixedly welded between the supporting legs (5).
CN202010538993.3A 2020-06-13 2020-06-13 Garbage classification screening device for garbage disposal Pending CN111617837A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010538993.3A CN111617837A (en) 2020-06-13 2020-06-13 Garbage classification screening device for garbage disposal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010538993.3A CN111617837A (en) 2020-06-13 2020-06-13 Garbage classification screening device for garbage disposal

Publications (1)

Publication Number Publication Date
CN111617837A true CN111617837A (en) 2020-09-04

Family

ID=72255528

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010538993.3A Pending CN111617837A (en) 2020-06-13 2020-06-13 Garbage classification screening device for garbage disposal

Country Status (1)

Country Link
CN (1) CN111617837A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112320132A (en) * 2020-11-14 2021-02-05 深圳市盛邦通信有限公司 Garbage classification system device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206701426U (en) * 2017-05-05 2017-12-05 杨更先 A kind of garbage pulverator
CN208990898U (en) * 2018-10-22 2019-06-18 天津尚誉盛科技发展有限公司 A kind of city house refuse sorting apparatus
CN209093473U (en) * 2018-11-07 2019-07-12 广西荣烁环境工程有限公司 A kind of garbage disposal category filter device
CN209985570U (en) * 2018-12-24 2020-01-24 重庆市田韬农业开发有限公司 Simple and convenient deironing device in rice processing technology
CN111013717A (en) * 2019-11-11 2020-04-17 成都高建环境卫生服务有限公司 Safe type rubbish reducing mechanism
CN210700320U (en) * 2019-07-18 2020-06-09 陕西国防工业职业技术学院 Metal waste classification device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206701426U (en) * 2017-05-05 2017-12-05 杨更先 A kind of garbage pulverator
CN208990898U (en) * 2018-10-22 2019-06-18 天津尚誉盛科技发展有限公司 A kind of city house refuse sorting apparatus
CN209093473U (en) * 2018-11-07 2019-07-12 广西荣烁环境工程有限公司 A kind of garbage disposal category filter device
CN209985570U (en) * 2018-12-24 2020-01-24 重庆市田韬农业开发有限公司 Simple and convenient deironing device in rice processing technology
CN210700320U (en) * 2019-07-18 2020-06-09 陕西国防工业职业技术学院 Metal waste classification device
CN111013717A (en) * 2019-11-11 2020-04-17 成都高建环境卫生服务有限公司 Safe type rubbish reducing mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112320132A (en) * 2020-11-14 2021-02-05 深圳市盛邦通信有限公司 Garbage classification system device

Similar Documents

Publication Publication Date Title
CN207153800U (en) A kind of building waste collects screening plant
CN208870012U (en) A kind of sewage garbage floating on water surface cleaning plant
CN210230110U (en) Engineering construction waste treatment device
CN210700348U (en) Domestic waste divides sieve device
CN112206865A (en) Construction waste treatment device
CN113000120A (en) Garbage disposal device for municipal administration environmental protection
CN208230053U (en) A kind of civil engineering work waste treatment device
CN110695065A (en) Environment-friendly solid waste recovery processing device for Internet of things
CN111617837A (en) Garbage classification screening device for garbage disposal
CN101987325B (en) Comprehensive sorting and pretreating integrated equipment of kitchen garbage
CN211726469U (en) Self-cleaning type drum screen capable of separating materials with various particle sizes from household garbage
CN210966345U (en) Environment-friendly solid waste recovery processing device for Internet of things
CN111298944A (en) Building rubbish reducing mechanism
CN109201169B (en) Energy-concerving and environment-protective civil engineering construction waste material processing apparatus
CN212792374U (en) Small kitchen waste crushing, dewatering and lifting all-in-one machine
CN213559088U (en) Lifting type crushing and squeezing integrated machine
CN209791666U (en) Solid waste treatment device for household garbage
CN200998708Y (en) Mixing refuse bag breaking and sorting device
CN212189509U (en) Solid waste crushing treatment environment-friendly device
CN212441360U (en) Screening and crushing integrated device for construction waste
CN211026688U (en) Broken screening installation of recycled aggregate for concrete production
CN209490940U (en) A kind of garbage sorting device
CN201815531U (en) Comprehensive sorting and pretreatment integrated device for restaurant-kitchen garbage
CN112453033A (en) Kitchen waste treatment equipment
CN208527680U (en) A kind of building waste collection device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20200904

RJ01 Rejection of invention patent application after publication