[go: up one dir, main page]

CN110972681B - A hand-push type automatic weeding bag automatic sealing device for convenient collection - Google Patents

A hand-push type automatic weeding bag automatic sealing device for convenient collection Download PDF

Info

Publication number
CN110972681B
CN110972681B CN201911344172.XA CN201911344172A CN110972681B CN 110972681 B CN110972681 B CN 110972681B CN 201911344172 A CN201911344172 A CN 201911344172A CN 110972681 B CN110972681 B CN 110972681B
Authority
CN
China
Prior art keywords
movably connected
plate
weeding
working
weeds
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
CN201911344172.XA
Other languages
Chinese (zh)
Other versions
CN110972681A (en
Inventor
方宁宁
方金洲
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.)
Shanghai Lichen Decoration Fittings Co ltd
Original Assignee
Shanghai Lichen Decoration Fittings 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 Shanghai Lichen Decoration Fittings Co ltd filed Critical Shanghai Lichen Decoration Fittings Co ltd
Priority to CN201911344172.XA priority Critical patent/CN110972681B/en
Publication of CN110972681A publication Critical patent/CN110972681A/en
Application granted granted Critical
Publication of CN110972681B publication Critical patent/CN110972681B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D43/00Mowers combined with apparatus performing additional operations while mowing
    • A01D43/06Mowers combined with apparatus performing additional operations while mowing with means for collecting, gathering or loading mown material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65BMACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/04Applying separate sealing or securing members, e.g. clips
    • B65B51/07Sewing or stitching

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Catching Or Destruction (AREA)

Abstract

The invention relates to the technical field of garden weeding, and discloses a hand-push type automatic weeding bagging automatic sealing and convenient collecting device which comprises a moving frame, wherein movable feet are movably connected below the moving frame, adjusting gears are movably connected inside the movable feet, a weeding plate is movably connected below the moving frame, power wheels are movably connected below the weeding plate, driving wheels are movably connected above the power wheels, a clip-shaped guide rail is fixedly connected above the weeding plate, and a weeding plate is movably connected inside the clip-shaped guide rail. The driving wheel is connected with the grass pressing plate through belt transmission, the grass pressing plate is further driven to rotate, weeds are pressed on the grass removing plate through the grass pressing plate, and then the weeds on the grass removing plate are cut through the cutting knife device on the outer side of the power wheel, so that the weeding effect is achieved, the cut weeds are left on the grass removing plate, and subsequent collection is facilitated.

Description

Automatic convenient device of collecting that seals of automatic weeding bagging-off of hand propelled
Technical Field
The invention relates to the technical field of garden weeding, in particular to a hand-push type automatic weeding bagging, automatic sealing and convenient collecting device.
Background
Gardens are environments formed by transforming terrains, planting flowers and trees, building buildings, arranging garden roads and the like in a certain region by applying engineering technology or artistic means, the gardens comprise gardens, houses, small garden gardens, parks, plant gardens and the like, and modern gardens are not only used for rest, but also have the functions of protecting and improving the environment.
Weeding in gardens is a common work, and common weeder is exactly simply to cut short with weeds etc. but the weeds of cutting need clean the collection again, and this has just increased weeder's work load in the middle of intangible, and the weeds of cutting fall also hardly collects once more in the middle of the meadow in addition, to above-mentioned problem, so we have provided a hand propelled automatic weeding bagging-off automatic seal device that conveniently collects and solve above-mentioned problem.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the hand-push type automatic weeding bagging and automatic sealing device convenient for collection, which has the advantages of automatically collecting weeds, reducing the labor capacity of workers and the like, and solves the problem of inconvenient collection of the weeds.
(II) technical scheme
In order to achieve the purposes of automatically collecting weeds, reducing the labor capacity of workers and the like, the invention provides the following technical scheme: a hand-push type automatic weeding bagging automatic sealing and convenient collecting device comprises a moving frame, wherein a movable foot is movably connected below the moving frame, an adjusting gear is movably connected inside the movable foot, a weeding plate is movably connected below the moving frame, a power wheel is movably connected below the weeding plate, a driving wheel is movably connected above the power wheel, a clip-shaped guide rail is fixedly connected above the weeding plate, a grass pushing plate is movably connected inside the clip-shaped guide rail, a grass pressing plate is movably connected above the weeding plate, a conveying pipe is movably connected on the right side of the weeding plate, a sealing slide rail is movably connected above the conveying pipe, an air pressure pipe is movably connected on the right side of the sealing slide rail, an L-shaped slide rail is movably connected below the air pressure pipe, an air pressure box is movably connected below the air pressure pipe, the inside swing joint of atmospheric pressure case has the working plate.
Preferably, the movable foot is internally designed with a rack, and a rotating wheel is movably connected below the movable foot.
Preferably, the transmission wheel is in transmission connection with the grass pressing plate through a belt, so that transmission is guaranteed.
Preferably, the design of cutting knives is adopted around the power wheel, so that weeds are cut.
Preferably, a movable rod is movably connected between the driving wheel and the grass pushing plate.
Preferably, a pushing slide rail is fixedly connected above the sealing slide rail.
Preferably, the pressure control sliding block is movably connected inside the L-shaped sliding rail.
Preferably, the inside swing joint of pneumatic tank has the work slide rail, and the inside swing joint of work slide rail has work slider and work spring.
(III) advantageous effects
Compared with the prior art, the invention provides a hand-push type automatic weeding bagging automatic sealing and convenient collecting device, which has the following beneficial effects:
1. this automatic device that seals convenient collection of automatic weeding bagging-off of hand propelled, through at first weeder through adjusting gear, adjust movable foot to suitable height, the sack that will collect waste grass cup joints the mouth of pipe position department in transport pipe top again, start the device, through promoting the removal frame, the rotation of rethread weeding board bottom swing joint's power wheel drives the drive wheel and rotates, be connected through the belt drive between drive wheel and the grass pressing plate, further drive the grass pressing plate and rotate, press weeds to the weeding board through the grass pressing plate, rethread power wheel outside cutting knife device will press the weeds cutting on the weeding board, thereby the effect of weeding has been reached, and stay the weeds of cutting on the weeding board, convenient follow-up collection.
2. This automatic device that seals convenient collection of automatic weeding bagging-off of hand propelled, through cutting disconnected weeds under the extrusion effect of pressing the grass board by propelling movement to between two shape guide rails of returning, the rotation of drive wheel drives through the movable rod and pushes away the grass board and move about on returning the shape guide rail, the weeds that will cut push away the grass board through pushing away in the middle of pushing away the conveying pipe, the conveying pipe goes on transporting weeds and gets into the sack again, thereby reached and collected ruderal effect, weed workman's work load has been reduced, and the work efficiency is improved.
3. This automatic device that seals convenient collection of weeding bagging-off of hand propelled, both sides swing joint through pressing the case has the work track, the inside swing joint of work track has the work slider, left work track and L shape slide rail fixed connection, press the slider through work slider swing joint accuse, when the through-hole position that the slider moved the pneumatic tube is pressed in the accuse, the inside gas of pneumatic tube enters into through the pneumatic tube and seals on the slide rail and prevent during fixed connection's promotion slide rail, will seal the slider and promote the lapse in the nail that seals, will fill with ruderal sack and seal, thereby the effect of automatic sealing has been reached, conveniently weed the workman and collect in unison at the back.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a rear view of the power transmission of the present invention;
FIG. 3 is a schematic view of a pressure collection configuration of the present invention;
FIG. 4 is a schematic view of the closure structure of the present invention;
FIG. 5 is a schematic view of a push structure of the present invention;
FIG. 6 is a schematic diagram of the regulation structure of the present invention.
In the figure: 1-a movable frame, 2-movable feet, 3-an adjusting gear, 4-a weed removing plate, 5-a power wheel, 6-a driving wheel, 7-a clip-shaped guide rail, 8-a weed pushing plate, 9-a weed pressing plate, 10-a transport pipe, 11-a sealing slide rail, 12-an air pressure pipe, 13-an L-shaped slide rail, 14-an air pressure box and 15-a working plate.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-6, a hand-push type automatic weeding bagging, automatic sealing and convenient collecting device comprises a moving frame 1, a movable foot 2 is movably connected below the moving frame 1, a rack design is adopted inside the movable foot 2, a rotating wheel is movably connected below the movable foot 2, a weeder adjusts the movable foot 2 to a proper height by adjusting an adjusting gear 3, the inner part of the movable foot 2 is movably connected with an adjusting gear 3, a weeding plate 4 is movably connected below the moving frame 1, a power wheel 5 is movably connected below the weeding plate 4, a cutting knife design is adopted around the power wheel 5 to ensure that weeds are cut, a cutting knife device outside the power wheel 5 cuts weeds pressed on the weeding plate 4, the cut weeds are pushed to the space between two clip-shaped guide rails 7 under the extrusion force of a weeding plate 9, the rotation of a driving wheel 6 drives the weeding plate 8 to move on the clip-shaped guide rails 7 through a movable rod, the cut weeds are pushed into a conveying pipe 10 through a grass pushing plate 8, a driving wheel 6 is movably connected above a power wheel 5, a movable rod is movably connected between the driving wheel 6 and the grass pushing plate 8, the driving wheel 6 is connected with a grass pressing plate 9 through belt transmission to ensure transmission, a clip-shaped guide rail 7 is fixedly connected above the grass pushing plate 4, the grass pushing plate 8 is movably connected inside the clip-shaped guide rail 7, the grass pressing plate 9 is movably connected above the grass pushing plate 4, the conveying pipe 10 is movably connected on the right side of the grass pushing plate 4, a sealing slide rail 11 is movably connected above the conveying pipe 10, a pushing slide rail is fixedly connected above the sealing slide rail 11, an air pressure pipe 12 is movably connected on the right side of the sealing slide rail 11, an L-shaped slide rail 13 is movably connected below the air pressure pipe 12, a pressure control slide block is movably connected inside the L-shaped slide rail 13, and an air pressure tank 14 is movably, the inside swing joint of pneumatic chamber 14 has the work slide rail, and the inside swing joint of work slide rail has work slider and work spring, and the inside swing joint of pneumatic chamber 14 has work board 15.
The working principle is as follows: when using the device to weed, at first the weeder is through adjusting gear 3, utilize adjusting gear 3 and the inside rack toothing of activity foot 2, adjust activity foot 2 to suitable height, the sack that will collect waste grass again cup joints the mouth of pipe position department in transport pipe 10 top, start the device, start working, move frame 1 through promoting, promote the device, the rotation of the power wheel 5 of rethread weeding board 4 bottom swing joint drives drive wheel 6 and rotates, be connected through the belt drive between drive wheel 6 and the grass pressing plate 9, further drive grass pressing plate 9 and rotate, press weeds to weeding board 4 through grass pressing plate 9, the cutting knife device in the rethread power wheel 5 outside will press the weeds cutting on weeding board 4.
Cut weeds are pushed between two clip-shaped guide rails 7 under the action of the extrusion force of a grass pressing plate 9, the rotation of a driving wheel 6 drives a grass pushing plate 8 to move on the clip-shaped guide rails 7 through a movable rod, the cut weeds are pushed into a conveying pipe 10 through the grass pushing plate 8, the conveying pipe 10 conveys the weeds upwards to enter a bag, the bag is placed on a working plate 15, the working plate 15 moves downwards to extrude a working spring and increase the air pressure in an air pressure box 14 along with the increase of the weight of the weeds in the bag, two sides of the air pressure box 14 are movably connected with working tracks, the working tracks on the left side are movably connected with working sliders, the working tracks on the left side are fixedly connected with L-shaped slide rails 13, the pressure control sliders are movably connected with the pressure control sliders through the working sliders, when the pressure control sliders move through holes of the air pressure pipe 12, the air in the air pressure box 14 enters fixedly-connected pushing slide rails on a sealing slide rail 11 through the air pressure pipe 12, the sealing nail in the sealing slide rail 11 is pushed to move downwards, the bag filled with weeds is sealed, and then the bag filled with weeds is taken down by a weeder, and is replaced with a new bag to continue working.
To sum up, this automatic bagging-off of weeding of hand propelled seals device that conveniently collects automatically, through weeder through adjusting gear 3, adjust activity foot 2 to suitable height, the sack that will collect waste grass again cup joints the mouth of pipe position department in transport pipe 10 top, start the device, through promoting travelling frame 1, the rotation of the power wheel 5 of rethread weeding board 4 bottom swing joint drives drive wheel 6 and rotates, be connected through the belt drive between drive wheel 6 and the grass pressing plate 9, further drive grass pressing plate 9 and rotate, press weeds to weeding board 4 through grass pressing plate 9, the weeds cutting on weeding board 4 will be pressed to the cutting knife device in the rethread power wheel 5 outside, thereby the effect of weeding has been reached, and stay the weeds of cutting on weeding board 4, make things convenient for follow-up collection.
This automatic device that seals convenient collection of automatic weeding bagging-off of hand propelled, through cutting disconnected weeds under the extrusion force effect of pressing grass board 9 by propelling movement to between two circle shape guide rails 7, the rotation of drive wheel 6 drives through the movable rod and pushes away grass board 8 and move about on returning shape guide rail 7, the weeds that will cut push away in the middle of straw board 8 pushes away transport pipe 10, transport pipe 10 goes up weeds transportation and goes to enter into the sack again, thereby reached and collected ruderal effect, weeder's work load has been reduced, and work efficiency is improved.
This automatic device that seals convenient collection of automatic weeding bagging-off of hand propelled, both sides swing joint through pressing case 14 has the work track, the inside swing joint of work track has the work slider, left work track and L shape slide rail 13 fixed connection, press the slider through work slider swing joint accuse, when the through-hole position that the slider removed pneumatic tube 12 is pressed in the accuse, the inside gas of pneumatic tube 14 enters into through pneumatic tube 12 and seals on the slide rail 11 and prevent among fixed connection's the promotion slide rail, will seal the slider and work as well as seal the nail and promote the lapse, will fill with ruderal sack and seal, thereby the effect of automatic sealing has been reached, make things convenient for the unified collection at the back of weeder.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides an automatic device that seals convenient collection of automatic weeding bagging-off of hand propelled, includes moving vehicle frame (1), its characterized in that: the movable straw removing machine is characterized in that a movable foot (2) is movably connected to the lower portion of the movable frame (1), an adjusting gear (3) is movably connected to the inner portion of the movable foot (2), a straw removing plate (4) is movably connected to the lower portion of the movable frame (1), a power wheel (5) is movably connected to the lower portion of the straw removing plate (4), a driving wheel (6) is movably connected to the upper portion of the power wheel (5), a clip-shaped guide rail (7) is fixedly connected to the upper portion of the straw removing plate (4), a straw pushing plate (8) is movably connected to the inner portion of the clip-shaped guide rail (7), a straw pressing plate (9) is movably connected to the upper portion of the straw removing plate (4), a conveying pipe (10) is movably connected to the right side of the straw removing plate (4), a sealing slide rail (11) is movably connected to the upper portion of the conveying pipe (10), and an air pressure, the lower part of the pneumatic tube (12) is movably connected with an L-shaped slide rail (13), the lower part of the pneumatic tube (12) is movably connected with a pneumatic box (14), the inside of the pneumatic box (14) is movably connected with a working plate (15), a movable rod is movably connected between the driving wheel (6) and the grass pushing plate (8), the inside of the L-shaped slide rail (13) is movably connected with a pressure control slide block, the inside of the pneumatic box (14) is movably connected with a working slide rail, the inside of the working slide rail is movably connected with a working slide block and a working spring, wherein cut and broken weeds are pushed between the two clip-shaped guide rails (7) under the extrusion force of the grass pushing plate (9), the rotation of the driving wheel (6) drives the grass pushing plate (8) to move on the clip-shaped guide rails (7) through the movable rod, and the cut weeds are pushed into the conveying tube (10) through the grass pushing plate (8), the conveying pipe (10) conveys weeds upwards to enter the bag, the bag is placed on the working plate (15), along with the increase of the weight of the weeds in the bag, the working plate (15) moves downwards to extrude a working spring and simultaneously increase the air pressure in the air pressure box (14), two sides of the air pressure box (14) are movably connected with working tracks, the working tracks are internally and movably connected with working sliders, the left working tracks are fixedly connected with L-shaped sliding rails (13), the working sliders are movably connected with pressure control sliders, when the pressure control sliders move through holes of the air pressure pipe (12), the gas in the air pressure box (14) enters the fixedly-connected pushing sliding rails on the sealing sliding rails (11) through the air pressure pipe (12), sealing nails in the sealing sliding rails (11) are pushed to move downwards, and the bag filled with the weeds is sealed.
2. The automatic device that seals and conveniently collect of automatic weeding bagging-off of hand propelled of claim 1 characterized in that: the inside of the movable foot (2) adopts a rack design, and a rotating wheel is movably connected below the movable foot (2).
3. The automatic device that seals and conveniently collect of automatic weeding bagging-off of hand propelled of claim 1 characterized in that: the transmission wheel (6) is in transmission connection with the grass pressing plate (9) through a belt.
4. The automatic device that seals and conveniently collect of automatic weeding bagging-off of hand propelled of claim 1 characterized in that: and cutting knives are designed around the power wheel (5).
5. The automatic device that seals and conveniently collect of automatic weeding bagging-off of hand propelled of claim 1 characterized in that: the upper part of the sealing slide rail (11) is fixedly connected with a pushing slide rail.
CN201911344172.XA 2019-12-24 2019-12-24 A hand-push type automatic weeding bag automatic sealing device for convenient collection Expired - Fee Related CN110972681B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911344172.XA CN110972681B (en) 2019-12-24 2019-12-24 A hand-push type automatic weeding bag automatic sealing device for convenient collection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911344172.XA CN110972681B (en) 2019-12-24 2019-12-24 A hand-push type automatic weeding bag automatic sealing device for convenient collection

Publications (2)

Publication Number Publication Date
CN110972681A CN110972681A (en) 2020-04-10
CN110972681B true CN110972681B (en) 2021-03-12

Family

ID=70076026

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911344172.XA Expired - Fee Related CN110972681B (en) 2019-12-24 2019-12-24 A hand-push type automatic weeding bag automatic sealing device for convenient collection

Country Status (1)

Country Link
CN (1) CN110972681B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115381115B (en) * 2022-09-22 2023-06-02 江西省农业科学院作物研究所 Integrated silage device of sweet potato vine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550553A (en) * 1983-10-20 1985-11-05 Richard L. Caslin Plastic sheet tubing, bag-forming apparatus for lawn mowers
CN205266243U (en) * 2015-12-20 2016-06-01 傅冰霞 Gardens weeder that herbicidal effect is high
CN207560771U (en) * 2017-11-16 2018-07-03 江西省青苹园林艺术有限公司 A kind of automatic mower for Landscape
CN209305961U (en) * 2019-01-15 2019-08-27 庄小英 A kind of cold sealing machine of snacks packaging bag
CN209506138U (en) * 2018-09-21 2019-10-18 泉州泉港珍好茶业有限公司 A kind of tea processing weighing packing device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4550553A (en) * 1983-10-20 1985-11-05 Richard L. Caslin Plastic sheet tubing, bag-forming apparatus for lawn mowers
CN205266243U (en) * 2015-12-20 2016-06-01 傅冰霞 Gardens weeder that herbicidal effect is high
CN207560771U (en) * 2017-11-16 2018-07-03 江西省青苹园林艺术有限公司 A kind of automatic mower for Landscape
CN209506138U (en) * 2018-09-21 2019-10-18 泉州泉港珍好茶业有限公司 A kind of tea processing weighing packing device
CN209305961U (en) * 2019-01-15 2019-08-27 庄小英 A kind of cold sealing machine of snacks packaging bag

Also Published As

Publication number Publication date
CN110972681A (en) 2020-04-10

Similar Documents

Publication Publication Date Title
CN103703924B (en) A kind of seedling grass harvesting method and cropper
CN104584773A (en) On-orbit self-propelled type harvesting device for greenhouse leaf vegetable harvesting robot and harvesting method
CN108575302A (en) Multifunctional apple picks auxiliary system
CN108184555A (en) A kind of turf collecting cart
CN110972681B (en) A hand-push type automatic weeding bag automatic sealing device for convenient collection
CN112264659A (en) Equidistant cutting device for building steel pipes
CN113615419A (en) Take branch and leaf to collect gardens step operation device for afforestation construction of function
CN108432447B (en) A step-by-step automatic weeder
CN210900406U (en) Novel weeder in gardens
CN102415297B (en) Rice Planting Bowl Seedling Tray Combined Harvesting Machine
CN105794368B (en) A kind of shallow raw groove cultivating and growing special-purpose machinery of Chinese yam
CN110235599B (en) Dustproof weeder based on individual use
CN204681897U (en) A kind of turf-mown cleaning all-in-one
CN215301582U (en) Automatic weeding device for orchard
CN113463551B (en) Gardens fallen leaves cleaning device
CN211909681U (en) Lawn trimming device is used in ecological garden
CN212259814U (en) A garden weeder
CN212589281U (en) Farmland plastic film recovery unit
CN206452765U (en) A kind of bleeder leek harvester
CN113317723A (en) Intelligent cleaning device
CN209964834U (en) Lawn fallen leaf garbage cleaning device
CN114467672A (en) A high-efficiency and intelligent planting machine for planting camphor dwarf forests in mountainous and hilly areas
CN210247574U (en) Three-dimensional strawberry picking machine
CN206835654U (en) A kind of gardens hay mover with collecting function
CN214508019U (en) A kind of weeding device for garden engineering

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
TA01 Transfer of patent application right

Effective date of registration: 20210220

Address after: 201900 building 6, 31 Fulian 1st Road, Baoshan District, Shanghai

Applicant after: SHANGHAI LICHEN DECORATION FITTINGS Co.,Ltd.

Address before: No. 29, sanfota village, Dianxia Town, Fuding City, Ningde City, Fujian Province

Applicant before: Fang Ningning

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20210312

CF01 Termination of patent right due to non-payment of annual fee