CN111074819B - Automatic laying device of highway division board for municipal construction - Google Patents

Automatic laying device of highway division board for municipal construction Download PDF

Info

Publication number
CN111074819B
CN111074819B CN202010100643.9A CN202010100643A CN111074819B CN 111074819 B CN111074819 B CN 111074819B CN 202010100643 A CN202010100643 A CN 202010100643A CN 111074819 B CN111074819 B CN 111074819B
Authority
CN
China
Prior art keywords
paving
automatic
inlet
laying
liquid
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
CN202010100643.9A
Other languages
Chinese (zh)
Other versions
CN111074819A (en
Inventor
王丽苹
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.)
Wuxi Weitong Construction Engineering Co ltd
Original Assignee
Wuxi Weitong Construction 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 Wuxi Weitong Construction Engineering Co Ltd filed Critical Wuxi Weitong Construction Engineering Co Ltd
Priority to CN202010100643.9A priority Critical patent/CN111074819B/en
Publication of CN111074819A publication Critical patent/CN111074819A/en
Priority to JP2020158074A priority patent/JP2021131008A/en
Application granted granted Critical
Publication of CN111074819B publication Critical patent/CN111074819B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/02Continuous barriers extending along roads or between traffic lanes
    • E01F15/08Continuous barriers extending along roads or between traffic lanes essentially made of walls or wall-like elements ; Cable-linked blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Road Paving Machines (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention discloses an automatic paving device of a road isolation plate for municipal construction, which comprises an automatic paving box, wherein the lower part of the automatic paving box is provided with a fixed distance moving device, the middle part of the lower part of the automatic paving box is provided with a paving outlet, the paving outlet is provided with an automatic paving mechanism, the middle part of the upper part of the automatic paving box is provided with a paving inlet, the paving inlet is provided with a paving inlet device, the lower part of the paving inlet is provided with a movable storage plate device, the lower part of the rear surface of the automatic paving box is provided with a rolling compaction device, the lower part of the front surface is provided with a liquid injection mechanism, and the side surface of the automatic paving box is provided with a control mechanism. The invention has the advantages of simple structure and strong practicability.

Description

Automatic laying device of highway division board for municipal construction
Technical Field
The invention relates to the technical field of roads, in particular to an automatic paving device of a road isolation plate for municipal construction.
Background
Along with the modernization of our country, the rapid promotion of urbanization, the urbanization range is more and more extensive, and the highway is more and more, in order to prevent pedestrians, vehicles from not guarding on traffic rules and passing through the highway at will, provide the safety guarantee for pedestrians and vehicles to travel, people have built the highway isolating device in the middle of the highway.
And traditional highway isolating device, for example CN 207017195U patent name can make novel highway isolating device be convenient for remove for a novel highway isolating device, and it is overweight to have effectually solved some novel highway isolating devices.
However, the partition needs to be manually worked when it is fixed, and thus a device is required to greatly reduce the intensity of manual work.
Disclosure of Invention
The invention aims to solve the problems and designs an automatic paving device of a road isolation plate for municipal construction.
The automatic paving device comprises an automatic paving box, wherein a fixed-distance moving device is arranged at the lower part of the automatic paving box, a paving outlet is formed in the middle of the lower part of the automatic paving box, an automatic paving mechanism is arranged on the paving outlet, a paving inlet is formed in the middle of the upper part of the automatic paving box, a paving inlet door device is arranged on the paving inlet, a movable storage plate device is arranged at the lower part of the paving inlet, a rolling compaction device is arranged at the lower part of the rear surface of the automatic paving box, a liquid injection mechanism is arranged at the lower part of the front surface of the automatic paving box, and a control mechanism is arranged on the side surface of the automatic paving box.
The fixed distance mobile device includes fixed distance removal bottom plate, the lower part middle part that fixed distance removed the bottom plate is equipped with lifting telescopic link, lifting telescopic link's lower part is equipped with the rotating core bar, the cover is equipped with the bearing on the rotating core bar, the cover is equipped with the rotary rod on the bearing, the inside of rotary rod is equipped with rotary actuator, the lower part free end of rotary rod is equipped with protruding shape frame, the lower part of protruding shape frame is equipped with the removal horizontal pole, be equipped with second swivel bearing on the removal horizontal pole, be equipped with rotatory rolling wheel on the second swivel bearing, be equipped with driving motor in the rotatory rolling wheel, the next door that fixed distance removed the bottom plate is equipped with the roll drive control chip, roll drive control chip's signal sending end and lifting telescopic link, rotary actuator, driving motor's signal receiving terminal carries out control connection.
Automatic mechanism of laying is including laying the bottom plate automatically, lays bottom plate fixed mounting automatically and lays the left and right sides of export, and the lower part middle part of laying the bottom plate automatically is equipped with the automatic telescopic link of laying, and the flexible end in lower part of laying the telescopic link automatically is equipped with L shape board of bending, bends the board with L shape and is connected with horizontal fixed telescopic link, and the flexible end of horizontal fixed telescopic link is equipped with fixed stop, is equipped with the wall on laying the export and cuts off on-off switching mechanism.
The partition switch mechanism comprises a partition switch sliding track, switch sliding rollers are arranged on the switch sliding track, and switch stop doors are arranged on the two switch sliding rollers.
Lay into door device including laying into the door frame, lay the inside of advancing the door frame and evenly install into the door track, two advance to be equipped with between the door track and slide and advance the door, the upper portion one end that slides and advance the door is equipped with into a handle.
The movable storage plate device comprises a storage box, the storage box is fixedly arranged on the lower portion of a paved inlet, storage partition plates are uniformly arranged in the storage box from left to right, the upper portion of the storage box is connected with the paved inlet, and the lower portion of the storage box is connected with a paved outlet.
The rolling compaction device comprises a rolling compaction bottom plate, the rolling compaction bottom plate is fixedly installed on the lower portion of the rear surface of the automatic laying box, ninety-degree bending support frames are arranged at two ends of the front surface of the rolling compaction bottom plate, rolling compaction telescopic rods are arranged on the lower portions of the ninety-degree bending support frames, a transverse rod is arranged on the lower portion of each rolling compaction telescopic rod, a third rotary bearing is arranged on each transverse rod, and a rolling compaction wheel is arranged on each third rotary bearing.
The liquid injection mechanism comprises a liquid injection box, the upper portion of the liquid injection box is provided with a liquid inlet, the liquid inlet is provided with a liquid inlet pipe, the liquid inlet pipe is provided with a liquid inlet electromagnetic valve, the lower portion of the front surface of the liquid injection box is provided with a liquid outlet, the liquid outlet is provided with a liquid outlet pipe, the liquid outlet pipe is provided with a liquid outlet electromagnetic valve, the side of the liquid inlet is provided with a feed inlet, the feed inlet is provided with a feed switch door, and the liquid injection box is internally provided with an electric stirring rod.
The control mechanism comprises a control frame body, and a controller is arranged in the control frame body.
According to the automatic paving device for the municipal construction road partition board, which is manufactured by the technical scheme, the fixed distance moving device automatically moves the fixed distance to pave the partition board through the automatic paving mechanism, and the rolling compaction device is used for fixing the paved partition board to ensure that the partition board is compact and fixed and well installed.
Drawings
FIG. 1 is a schematic structural view of an automatic paving device for a municipal road isolation board according to the present invention;
FIG. 2 is an enlarged view of the fixed distance moving means of the present invention;
FIG. 3 is an enlarged view of the automatic paving mechanism of the present invention;
FIG. 4 is an enlarged view of the disconnect switch mechanism of the present invention;
FIG. 5 is an enlarged view of the present invention laying door apparatus;
FIG. 6 is an enlarged view of the rolling compaction apparatus of the present invention;
FIG. 7 is an enlarged view of the injection mechanism of the present invention;
in the figure, 1, automatically laying a box; 2. laying an outlet; 3. laying an inlet; 4. a fixed distance moving base plate; 5. lifting the telescopic rod; 6. rotating the core rod; 7. a bearing; 8. a rotary driver; 9. a convex frame; 10. moving the cross bar; 11. a second rotary bearing; 12. rotating the rolling wheel; 13. a drive motor; 14. a rolling drive control chip; 15. automatically laying a bottom plate; 16. automatically laying a telescopic rod; 17. an L-shaped bending plate; 18. transversely fixing a telescopic rod; 19. fixing a baffle plate; 20. a switch slide rail; 21. switching a sliding roller; 22. opening and closing the stop door; 23. laying into a door frame; 24. a door entry track; 25. a sliding door; 26. a door entry handle; 27. a storage box; 28. a storage partition; 29. rolling and compacting the bottom plate; 30. a support frame bent by ninety degrees; 31. rolling and compacting the telescopic rod; 32. a transverse bar; 33. a third rotary bearing; 34. rolling the compaction wheel; 35. a liquid injection tank; 36. a liquid inlet; 37. a liquid inlet pipe; 38. a liquid inlet electromagnetic valve; 39. a liquid outlet; 40. a liquid outlet conduit; 41. a liquid outlet electromagnetic valve; 42. a feed inlet; 43. a feed switch door; 44. an electric stirring rod; 45. a control frame body; 46. and a controller.
Detailed Description
The invention is described in detail below with reference to the drawings, as shown in fig. 1-7.
In this embodiment, the signal transmitting end of the controller 46 is connected to the signal receiving ends of the rolling driving control chip 14, the automatic laying telescopic rod 16, the transverse fixing telescopic rod 18, the switch sliding roller 21, the rolling compaction telescopic rod 31, the liquid inlet electromagnetic valve 38, the liquid outlet electromagnetic valve 41 and the electric stirring rod 44.
When the device starts to work, the controller 46 controls to open the liquid inlet electromagnetic valve 38 to enable liquid to enter the liquid injection tank 35 from the liquid inlet pipe 37, then the feeding switch door 43 is opened to pour powdery cement into the liquid injection tank 35, and then the controller 46 controls to open the electric stirring rod 44 to stir the liquid and the powdery cement.
After the stirring is finished, the controller 46 controls to open the rolling driving control chip 14 to drive the rotary driver 8 and the driving motor 13 to drive the rotary rolling wheel 12 to roll and can ensure that the moving distance of the driving device is fixed and uniform, before the device moves, the controller 46 controls to open the liquid outlet electromagnetic valve 41 to inject liquid cement into the groove, only the controller 46 controls to open the switch sliding roller 21 to drive the switch stop door 22 to open, then the automatic laying telescopic rod 16 extends downwards and then controls to open the transverse fixing telescopic rod 18 to fix and hold the partition board, then the controller 46 controls to open the rolling driving control chip 14 to control to open the lifting telescopic rod 5 to enable the automatic laying box 1 to extend upwards to enable the automatic laying box 1 to be right above the liquid cement, then controls the automatic laying telescopic rod 16 to be inserted into the liquid cement, and then controls the rotary rolling wheel 12 to drive the automatic laying box 1 to leave, the rolling compaction roller 34 is controlled to extend downwards by the rolling compaction telescopic rod 31 to be close to the ground, and the rolling compaction roller 34 is enabled to compact the cement during the movement of the automatic paving box 1.
When the partition board is used up and needs to be increased, the sliding door 25 is opened, then the partition board is placed in the storage box 27, and the sliding door 25 is closed after the placement is finished.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.

Claims (2)

1. An automatic paving device of a road isolation plate for municipal construction comprises an automatic paving box (1), and is characterized in that a fixed-distance moving device is arranged at the lower part of the automatic paving box (1), a paving outlet (2) is formed in the middle of the lower part of the automatic paving box (1), an automatic paving mechanism is arranged on the paving outlet (2), a paving inlet (3) is formed in the middle of the upper part of the automatic paving box (1), a paving inlet door device is arranged on the paving inlet (3), a movable storage plate device is arranged at the lower part of the paving inlet (3), a rolling compaction device is arranged at the lower part of the rear surface of the automatic paving box (1), a liquid injection mechanism is arranged at the lower part of the front surface, and a control mechanism is arranged on the side surface of the automatic paving box (1);
the fixed distance moving device comprises a fixed distance moving bottom plate (4), a lifting telescopic rod (5) is arranged in the middle of the lower portion of the fixed distance moving bottom plate (4), a rotary core rod (6) is arranged on the lower portion of the lifting telescopic rod (5), a bearing (7) is sleeved on the rotary core rod (6), a rotary rod is sleeved on the bearing (7), a rotary driver (8) is arranged inside the rotary rod, a convex frame (9) is arranged at the free end of the lower portion of the rotary rod, a moving cross rod (10) is arranged at the lower portion of the convex frame (9), a second rotary bearing (11) is arranged on the moving cross rod (10), a rotary rolling wheel (12) is arranged on the second rotary bearing (11), a driving motor (13) is arranged in the rotary rolling wheel (12), a rolling driving control chip (14) is arranged beside the fixed distance moving bottom plate (4), a signal sending end of the rolling driving control chip (14) and the lifting telescopic rod (5), The signal receiving ends of the rotary driver (8) and the driving motor (13) are in control connection;
the automatic laying mechanism comprises an automatic laying bottom plate (15), the automatic laying bottom plate (15) is fixedly arranged on the left side and the right side of the laying outlet (2), an automatic laying telescopic rod (16) is arranged in the middle of the lower portion of the automatic laying bottom plate (15), an L-shaped bending plate (17) is arranged at the telescopic end of the lower portion of the automatic laying telescopic rod (16), a transverse fixing telescopic rod (18) is connected with the L-shaped bending plate (17), a fixing baffle plate (19) is arranged at the telescopic end of the transverse fixing telescopic rod (18), and a partition switch mechanism is arranged on the laying outlet (2);
the partition switch mechanism comprises partition switch sliding rails (20), switch sliding rollers (21) are arranged on the switch sliding rails (20), and switch stop doors (22) are arranged on the two switch sliding rollers (21);
the door laying device comprises a door laying frame (23), door entering rails (24) are uniformly installed inside the door laying frame (23), a sliding door (25) is arranged between the two door entering rails (24), and one end of the upper part of the sliding door (25) is provided with a door entering handle (26);
the movable storage plate device comprises a storage box (27), the storage box (27) is fixedly arranged at the lower part of the paving inlet (3), storage partition plates (28) are uniformly arranged in the storage box (27) from left to right, the upper part of the storage box (27) is connected with the paving inlet (3), and the lower part of the storage box (27) is connected with the paving outlet (2);
the rolling compaction device comprises a rolling compaction bottom plate (29), the rolling compaction bottom plate (29) is fixedly installed on the lower portion of the rear surface of the automatic laying box (1), two ends of the front surface of the rolling compaction bottom plate (29) are provided with ninety-degree bent support frames (30), the lower portion of each ninety-degree bent support frame (30) is provided with a rolling compaction telescopic rod (31), the lower portion of each rolling compaction telescopic rod (31) is provided with a transverse rod (32), each transverse rod (32) is provided with a third rotating bearing (33), and each third rotating bearing (33) is provided with a rolling compaction wheel (34);
annotate liquid mechanism and include notes liquid case (35), the upper portion of annotating liquid case (35) is opened has liquid inlet (36), it advances pipe (37) to be equipped with liquid on liquid inlet (36), liquid advances to be equipped with feed liquor solenoid valve (38) on pipe (37), the front surface lower part of annotating liquid case (35) is opened there is liquid outlet (39), be equipped with out liquid pipe (40) on liquid outlet (39), be equipped with out liquid solenoid valve (41) on going out liquid pipe (40), the next door of liquid inlet (36) is equipped with feed inlet (42), be equipped with feed switch door (43) on feed inlet (42), the inside of annotating liquid case (35) is equipped with electronic puddler (44).
2. The automatic paving device of the road isolation board for municipal construction according to claim 1, wherein the control mechanism comprises a control frame (45), and a controller (46) is arranged inside the control frame (45).
CN202010100643.9A 2020-02-19 2020-02-19 Automatic laying device of highway division board for municipal construction Expired - Fee Related CN111074819B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010100643.9A CN111074819B (en) 2020-02-19 2020-02-19 Automatic laying device of highway division board for municipal construction
JP2020158074A JP2021131008A (en) 2020-02-19 2020-09-23 Method of using automatic laying device for public construction protective fence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010100643.9A CN111074819B (en) 2020-02-19 2020-02-19 Automatic laying device of highway division board for municipal construction

Publications (2)

Publication Number Publication Date
CN111074819A CN111074819A (en) 2020-04-28
CN111074819B true CN111074819B (en) 2021-09-28

Family

ID=70324498

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010100643.9A Expired - Fee Related CN111074819B (en) 2020-02-19 2020-02-19 Automatic laying device of highway division board for municipal construction

Country Status (2)

Country Link
JP (1) JP2021131008A (en)
CN (1) CN111074819B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111979957A (en) * 2020-09-01 2020-11-24 广东新江永安建设工程有限公司 Automatic laying device of highway division board for municipal construction
CN113605282B (en) * 2021-08-09 2023-03-28 广东九潮建设有限公司 Municipal construction laying device
CN115030606A (en) * 2022-07-06 2022-09-09 新乡市公路勘察设计院有限责任公司 Highway reconnaissance movable type protection device

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130009109A (en) * 2011-07-14 2013-01-23 주식회사 보림 Removable barrier wall having extension part
CN103726460A (en) * 2013-12-31 2014-04-16 武汉理工大学 Automatic separation type isolation guardrail in middle of road
CN104831651A (en) * 2014-02-11 2015-08-12 罗德里戈和西奎拉联营-城市设计有限公司 Demountable modular safety panel and a respective assembly process
CN105937211A (en) * 2016-04-28 2016-09-14 南京露泰交通设施有限公司 Guardrail
CN107761616A (en) * 2017-11-22 2018-03-06 王静娴 A kind of municipal construction division board
CN108385565A (en) * 2018-03-15 2018-08-10 河南西超实业有限公司 A kind of mobile protective divider wall
GB2564704A (en) * 2017-07-21 2019-01-23 Hardstaff Barriers Ltd Barrier system
CN209099252U (en) * 2018-10-24 2019-07-12 河海大学 A kind of tide lane automatism isolation lever apparatus
CN110258393A (en) * 2019-07-17 2019-09-20 云南长江现代交通设施有限公司 A kind of mechanical trolley for installing wave beams of highway steel guard rail

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108867278A (en) * 2018-09-18 2018-11-23 桂林华冶机械制造有限公司 A kind of municipal administration is laid with the device of floor tile
CN108999387B (en) * 2018-09-20 2021-09-07 义乌市圣涛装饰有限公司 Municipal works are with shop brick equipment

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130009109A (en) * 2011-07-14 2013-01-23 주식회사 보림 Removable barrier wall having extension part
CN103726460A (en) * 2013-12-31 2014-04-16 武汉理工大学 Automatic separation type isolation guardrail in middle of road
CN104831651A (en) * 2014-02-11 2015-08-12 罗德里戈和西奎拉联营-城市设计有限公司 Demountable modular safety panel and a respective assembly process
CN105937211A (en) * 2016-04-28 2016-09-14 南京露泰交通设施有限公司 Guardrail
GB2564704A (en) * 2017-07-21 2019-01-23 Hardstaff Barriers Ltd Barrier system
CN107761616A (en) * 2017-11-22 2018-03-06 王静娴 A kind of municipal construction division board
CN108385565A (en) * 2018-03-15 2018-08-10 河南西超实业有限公司 A kind of mobile protective divider wall
CN209099252U (en) * 2018-10-24 2019-07-12 河海大学 A kind of tide lane automatism isolation lever apparatus
CN110258393A (en) * 2019-07-17 2019-09-20 云南长江现代交通设施有限公司 A kind of mechanical trolley for installing wave beams of highway steel guard rail

Also Published As

Publication number Publication date
CN111074819A (en) 2020-04-28
JP2021131008A (en) 2021-09-09

Similar Documents

Publication Publication Date Title
CN111074819B (en) Automatic laying device of highway division board for municipal construction
CN206090253U (en) Compaction leveling device for highway pavement repairing
CN111287051B (en) Can avoid accurate laying device of building road surface curb of dislocation
CN110241692A (en) A kind of construction of the highway concrete casting device and operating method
CN108999387B (en) Municipal works are with shop brick equipment
CN214613769U (en) Automatic gate for parking lot charging system
CN213538623U (en) Paver suitable for pavement subbase construction
CN205921283U (en) Guide rail system
CN112575655B (en) Road edge stone leveling and laying integrated vehicle
CN2142122Y (en) Portable device for marking-out traffic markings on paving
CN209684549U (en) Lift underground garbage station with garbage dumping device
CA2043773A1 (en) Variable top curb mold
CN215668929U (en) Road and bridge maintenance structure
CN110774436A (en) Battery-driven straddle type monorail PC beam template control device
CN216712642U (en) Cement concrete vibrates and carries thick liquid leveling device
CN111764238A (en) Pitch laying device is used in town road construction
CN217292790U (en) Automatic material distribution system for high-efficiency and low-energy-consumption prefabricated part group vertical mold production system
CN217399331U (en) Municipal works road laying structure
CN116815587A (en) Semi-flexible pavement cement-based mortar pouring device and pouring method thereof
CN216325072U (en) Electric pouring truck
CN213233396U (en) Slope trimming equipment for highway engineering
CN114606864B (en) Construction equipment of telescoping device reservation groove
CN217558351U (en) Tunnel bottom plate concrete pouring equipment
CN216275115U (en) Hopper of paver
CN215252209U (en) Pavement crack repairing device for highway maintenance

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: 20210913

Address after: No. 128, Chunjiang Road, Xishan Economic Development Zone, Wuxi, Jiangsu 214101

Applicant after: Wuxi Weitong Construction Engineering Co.,Ltd.

Address before: 110000 1-201, Zhixin community, no.3-5, Xiaoxi Road, Shenhe District, Shenyang City, Liaoning Province

Applicant before: Wang Liping

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: 20210928

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