CN111997176A - Dredging equipment for hydraulic engineering - Google Patents

Dredging equipment for hydraulic engineering Download PDF

Info

Publication number
CN111997176A
CN111997176A CN202010947355.7A CN202010947355A CN111997176A CN 111997176 A CN111997176 A CN 111997176A CN 202010947355 A CN202010947355 A CN 202010947355A CN 111997176 A CN111997176 A CN 111997176A
Authority
CN
China
Prior art keywords
swing joint
dredging
pipeline
hydraulic engineering
machine
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.)
Granted
Application number
CN202010947355.7A
Other languages
Chinese (zh)
Other versions
CN111997176B (en
Inventor
不公告发明人
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.)
Ji Pengcheng
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 CN202010947355.7A priority Critical patent/CN111997176B/en
Priority to PCT/CN2020/129430 priority patent/WO2022052301A1/en
Publication of CN111997176A publication Critical patent/CN111997176A/en
Application granted granted Critical
Publication of CN111997176B publication Critical patent/CN111997176B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F7/00Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • E03F7/10Wheeled apparatus for emptying sewers or cesspools
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F7/00Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Cleaning In General (AREA)
  • Sewage (AREA)

Abstract

The invention relates to the technical field of hydraulic engineering and discloses dredging equipment for hydraulic engineering. According to the invention, the guide mechanism is additionally arranged on the side surface of the machine, so that the orientation of the guide wheel can be automatically changed according to the change of the extension length of the guide mechanism when the machine carries out dredging operation on the drainage pipeline, the machine can automatically steer, the situations that the mechanical dredging meets the wall and the like due to the bending of the pipeline when the traditional pipeline dredging equipment carries out automatic dredging on the pipeline are avoided, the dredging efficiency of the machine is ensured, the service life of the machine is prolonged, and the damage of the dredging operation on the inner wall of the pipeline is reduced.

Description

Dredging equipment for hydraulic engineering
Technical Field
The invention relates to the technical field of hydraulic engineering, in particular to dredging equipment for hydraulic engineering.
Background
The hydraulic engineering refers to engineering for adjusting and controlling surface water and underground water in nature to remove harmful substances and benefit, and is generally divided into urban water supply and drainage engineering, coastal reclamation engineering, hydraulic fishery engineering, hydroelectric power generation engineering and the like, and the southern water and northern water adjustment engineering.
The drainage pipeline is a drainage system consisting of pipelines for collecting and discharging domestic sewage, wastewater and rainwater and auxiliary facilities thereof, is indispensable hydraulic engineering in modern cities, but the drainage pipeline has high utilization rate, so that more dirt is often deposited in the pipeline, the pipeline is easy to block, the drainage is not smooth, the normal work of the urban drainage system is influenced, the pipeline is dark and moist and contains various toxic gases, the workload of manual dredging is high, the dredging effect is extremely poor, and hidden dangers are generated on the life safety of workers, so that the pipeline dredging equipment is required to replace manual dredging, but the traditional dredging equipment is difficult to remove stubborn dirt, the internal structure of the pipeline is complex, the pipeline dredging equipment easily collides with the internal part of the pipeline during automatic dredging, the service life of machinery and the pipeline is influenced, and a pit hole is formed at the joint of the pipeline, dredging equipment is easy to fall into a pot hole, and mechanical damage is caused.
Disclosure of Invention
The invention provides dredging equipment for hydraulic engineering, which has the advantages of automatic guiding and removal of stubborn dirt and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides a desilting equipment for hydraulic engineering, includes the organism, the one end swing joint of organism has the raceway, the below swing joint of organism has the drive case, the other end fixedly connected with connecting block of organism, high pressure nozzle has been seted up to the surface of the one end of connecting block, the side swing joint of the other end of connecting block has the guide bar, the below swing joint of connecting block has the stroke pole, the other end fixedly connected with of connecting block hits the beat motor, the other end swing joint who hits the motor hits the beat dish.
Carefully selecting, the both sides swing joint of drive case one end has the drive wheel, the both sides swing joint of the drive case other end has the leading wheel, the activity groove has been seted up with the drive case junction to the leading wheel, the middle part swing joint of drive wheel has driving motor, the middle part swing joint of leading wheel has the direction ejector pad.
Carefully, the one end swing joint of guide bar has the spring, the telescopic link has been cup jointed in the middle part activity of guide bar, the one end swing joint of telescopic link has the wheel, and the quantity of guide bar is two left and right sides that are located the connecting block respectively.
Carefully, spacing hole has been seted up at the middle part of stroke pole one side, the stopper has been cup jointed in the middle part activity in spacing hole, the regulation pole has been cup jointed in the middle part activity of stroke pole, the middle part fixedly connected with reversal button of adjusting the pole lower surface, the below swing joint of adjusting the pole has the dwang.
Carefully selecting, one side of the beating disk is movably connected with a beating rod, and one end of the beating rod is fixedly connected with a beating ball.
And in selection, the rotating range of the rotating rod is 0-90 degrees, and the lower end of the rotating rod is movably connected with an airplane wheel.
The number of the striking rods is 6, the rotation range of each striking rod is 0-360 degrees, and one end of each striking rod is provided with a striking ball.
And carefully selecting, wherein the hitting range of the hitting ball is adjusted through a fixing bolt.
The invention has the following beneficial effects:
1. according to the invention, the guide mechanism is additionally arranged on the side surface of the machine, so that the orientation of the guide wheel can be automatically changed according to the change of the extension length of the guide mechanism when the machine carries out dredging operation on the drainage pipeline, the machine can automatically steer, the situations that the mechanical dredging meets the wall and the like due to the bending of the pipeline when the traditional pipeline dredging equipment carries out automatic dredging on the pipeline are avoided, the dredging efficiency of the machine is ensured, the service life of the machine is prolonged, and the damage of the dredging operation on the inner wall of the pipeline is reduced.
2. According to the invention, the stubborn dirt beating device is additionally arranged at the front end of the machine, so that when the machine is used for washing and dredging the drainage pipeline with high pressure water, the machine can beat stubborn dirt through the beating mechanism firstly, so that the stubborn dirt can be completely removed, the problem that the drainage pipeline cannot be fully dredged due to stubborn dirt when the traditional pipeline dredging equipment is used for dredging operation is solved, the dirt in the pipeline can be completely removed, the dredging quality of the machine is improved, and the deposition of the stubborn dirt in the pipeline is reduced.
3. According to the invention, the anti-falling mechanism is additionally arranged below the middle part of the machine, so that when the machine normally works and moves to the position of the pot hole in the pipeline and the front end of the machine moves to the position above the pot hole, the machine wheel at the lower end of the rotating rod cannot contact the ground, one end of the rotating rod is bent, the reversing button is released, the driving motor starts to reverse, the machine returns along the pipeline, the situation that pipeline dredging equipment falls into the pot hole when moving to the position of the pot hole in the pipeline is avoided, the working life of the machine is ensured, and the equipment can conveniently finish the recovery after pipeline dredging.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic side view of the structure of the present invention;
FIG. 3 is a schematic view of a structural impact disk of the present invention;
FIG. 4 is a schematic view of a guide bar of the present invention;
FIG. 5 is a schematic view of a trip bar of the present invention construction;
FIG. 6 is a schematic view of the driving box of the present invention.
In the figure: 1. a body; 2. a water delivery pipe; 3. a drive box; 4. connecting blocks; 5. a high pressure spray head; 6. a guide bar; 7. a trip lever; 8. a striking motor; 9. striking a disc; 10. a drive wheel; 11. a guide wheel; 12. a movable groove; 13. a drive motor; 14. guiding a push block; 15. a spring; 16. a telescopic rod; 17. a limiting hole; 18. a limiting block; 19. adjusting a rod; 20. a reverse button; 21. rotating the rod; 22. a striking rod; 23. hitting a ball; 24. a wheel.
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.
Referring to fig. 1-6, a dredging device for hydraulic engineering comprises a machine body 1, one end of the machine body 1 is movably connected with a water pipe 2, a driving box 3 is movably connected below the machine body 1, two sides of one end of the driving box 3 are movably connected with driving wheels 10, two sides of the other end of the driving box 3 are movably connected with guide wheels 11, a movable groove 12 is arranged at the joint of the guide wheels 11 and the driving box 3, the middle part of the driving wheels 10 is movably connected with a driving motor 13, the middle part of the guide wheels 11 is movably connected with a guide push block 14, so that the mechanical energy is driven by the driving motor 13 to freely move in a pipeline to be dredged, the mechanical energy can automatically return after dredging the inner cavity of the pipeline through forward transmission and reverse rotation of the driving motor 13, the return stroke problem of the dredging device in a dark and moist dredging machine body pipeline is solved, the other end of the machine body 1 is fixedly connected with a connecting block 4, the outer surface of one end of the connecting block 4 is provided with a high-pressure spray head 5, the side surface of the other end of the connecting block 4 is movably connected with a guide rod 6, one end of the guide rod 6 is movably connected with a spring 15, the middle part of the guide rod 6 is movably sleeved with a telescopic rod 16, one end of the telescopic rod 16 is movably connected with a machine wheel 24, and the two guide rods 6 are respectively positioned at the left side and the right side of the connecting block 4, by additionally arranging a guide mechanism in the middle part of the machine, when the machine moves in a pipeline, under the condition of steering of the front pipeline, the machine can complete automatic steering according to the change of the extension length of the telescopic rod 16, the problem that the pipeline is steered when dredging equipment carries out dredging in the pipeline to be dredged is solved, the problem that the pipeline is mechanically collided with the pipeline is caused, the machine is prevented from colliding with the inside of the pipeline, the middle part of one side of the travel rod 7 is provided with a limiting hole 17, the middle part of the limiting hole 17 is movably sleeved with a limiting block 18, the middle part of the travel rod 7 is movably sleeved with an adjusting rod 19, the middle part of the lower surface of the adjusting rod 19 is fixedly connected with a reversing button 20, the lower part of the adjusting rod 19 is movably connected with a rotating rod 21, a return mechanism is additionally arranged through machinery, so that when the machinery travels to the tail end of a pipeline, the machinery can be loosened through the reversing button 20, the driving motor 13 automatically reverses, the dredging equipment can automatically return to the dredging equipment throwing position along the dredging pipeline, the problem that the machinery falls into a pit or a filter due to the fact that the pit or the filter exists at the pipeline connecting position when the dredging equipment works to the tail end of a drainage pipeline is solved, the automatic return of the mechanical energy is guaranteed, the working damage of the machinery is reduced, the service life of the machinery is guaranteed, and the lower end of the rotating rod 21 is movably connected with a wheel 24, so that the machine can rotate through the wheel 24, when the machine works normally, the rotating rod 21 can press the reverse button 20, and when the wheel 24 cannot fall to the ground, the rotating rod 21 rotates by a certain amplitude due to gravity, so that the reverse button 20 is loosened, the driving motor 13 automatically starts to reverse, the machine automatically starts to return, the other end of the connecting block 4 is fixedly connected with a striking motor 8, the other end of the striking motor 8 is movably connected with a striking disk 9, one side of the striking disk 9 is movably connected with striking rods 22, the number of the striking rods 22 is 6, the rotating range of each striking rod 22 is 0-360 degrees, one end of each striking rod 22 is provided with a striking ball 23, so that when the rotating end of the striking motor 8 rotates, the striking disk 9 synchronously rotates, and the striking rods 22 are thrown out under the action of centrifugal force, and make hitting the terminal ball 23 of beating rod 22 can hit the obstinate dirt of beating the pipeline inner wall of treating desilting automatically, the one end fixedly connected with of beating rod 22 hits the ball 23, hit the hitting scope of beating the ball 23 and adjust through fixing bolt, hit the mechanism through adding to establish obstinate dirt at the front end of machinery, make machinery when treating the desilting pipeline and carry out the desilting work, can be earlier through hitting the mechanism, hit the dirt of pipeline inner wall of desilting, make the dirt become loose, be convenient for follow-up washing and desilting of high pressure water, solved traditional desilting equipment because the dirt is obstinate, when leading to automatic desilting, the condition that can't clear away obstinate dirt completely takes place, ensured desilting equipment to the desilting quality of intraductal inside, avoided obstinate dirt to pile up the adverse effect that produces the pipeline drainage.
The working principle is as follows:
when normal desilting is carried out: firstly, dirt at the opening of a pipeline to be desilted is manually removed, the size of a striking plate 9 is adjusted through a fixing bolt, the side face of the striking plate 9 is slightly smaller than the diameter of the pipeline, the maximum range of the striking ball 23 thrown out by rotation is larger than the diameter of the pipeline, the extending length of a driving box 3 is adjusted, when the driving box 3 drives a machine to advance, the circle center of the striking plate 9 is just on the same horizontal line with the center of the pipeline, then the extending length of a stroke rod 7 is adjusted through a limiting block 18, a machine wheel 24 below a rotating rod 21 can participate in the movement of the machine, a guide rod 6 is retracted inwards, the machine is placed into the pipeline to be desilted, then the machine is started, a striking motor 8 rotates, the striking plate 9 rotates, the striking ball 23 is thrown out by centrifugal force and strikes on the inner wall of the pipeline, dirt on the inner wall of the pipeline is struck loose, and dredging water is conveyed into a machine body 1 through, then, water for dredging is sprayed out through the high-pressure spray head 5, the beaten loose dirt is dredged through high-pressure water, the dirt is made to fall off, meanwhile, the driving motor 13 is driven to rotate, the driving wheel 10 is driven to rotate, and the machine moves forwards for dredging;
when steering is performed: when the guide rod 6 moves on the inner wall of the pipeline, the telescopic rod 16 is ejected outwards by the spring 15, so that the wheel 24 on the outer side of the guide rod 6 moves in the inner cavity of the pipeline, when the machine moves to the pipeline in a steering mode, the wheel 24 moves along the inner wall of the pipeline, the extending length of the wheel at the steering position changes, the front end of the guide push block 14 in the inner cavity of the driving box 3 is pushed out or retracted by the guide push block 14 according to the telescopic change of the guide rod 6, the guide wheel 11 is steered, the advancing direction of the machine is changed, and the machine can perform desilting along the pipeline;
when the pipe is advanced to the tail end of the pipe: when machinery carries out the desilting work, because wheel 24 receives pressure when advancing below stroke pole 7, make stroke pole 7 keep vertical, make the reversal button 20 of stroke pole 7 one end continuously pressed, machinery continues to move ahead, and when machinery was advanced to the pipeline end, the machinery front end continues to move ahead, after in the pipeline of stroke pole 7 lower extreme removal department, because wheel 24 of stroke pole 7 one end is not atred, make dwang 21 buckle because of gravity takes place, make reversal button 20 loosened, the driving motor 13 reversal in the drive box 3, make machinery withdraw along former way, can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Meanwhile, in the drawings of the invention, the filling pattern is only used for distinguishing the layers and is not limited at all.
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 (8)

1. The utility model provides a desilting equipment for hydraulic engineering, includes organism (1), its characterized in that: the utility model discloses a hydraulic pressure machine, including organism (1), the one end swing joint of organism (1) has raceway (2), the below swing joint of organism (1) has drive box (3), the other end fixedly connected with connecting block (4) of organism (1), high pressure nozzle (5) have been seted up to the surface of the one end of connecting block (4), the side swing joint of the other end of connecting block (4) has guide bar (6), the below swing joint of connecting block (4) has travel pole (7), the other end fixedly connected with of connecting block (4) hits hitting motor (8), the other end swing joint who hits motor (8) hits beating dish (9).
2. Dredging equipment for hydraulic engineering according to claim 1, characterized in that: the utility model discloses a driving box, including drive case (3), driving case (3) and driving case (3), the both sides swing joint of one end has drive wheel (10), the both sides swing joint of the drive case (3) other end has leading wheel (11), movable groove (12) have been seted up with driving case (3) junction to leading wheel (11), the middle part swing joint of drive wheel (10) has driving motor (13), the middle part swing joint of leading wheel (11) has direction ejector pad (14).
3. Dredging equipment for hydraulic engineering according to claim 1, characterized in that: the one end swing joint of guide bar (6) has spring (15), telescopic link (16) have been cup jointed in the middle part activity of guide bar (6), the one end swing joint of telescopic link (16) has wheel (24), and the quantity of guide bar (6) is two left and right sides that are located connecting block (4) respectively.
4. Dredging equipment for hydraulic engineering according to claim 1, characterized in that: spacing hole (17) have been seted up at the middle part of stroke pole (7) one side, stopper (18) have been cup jointed in the middle part activity of spacing hole (17), regulation pole (19) have been cup jointed in the middle part activity of stroke pole (7), the middle part fixedly connected with reversal button (20) of adjusting pole (19) lower surface, the below swing joint of adjusting pole (19) has dwang (21).
5. Dredging equipment for hydraulic engineering according to claim 1, characterized in that: one side of the beating disc (9) is movably connected with a beating rod (22), and one end of the beating rod (22) is fixedly connected with a beating ball (23).
6. A dredging device for hydraulic engineering according to claim 4, characterized in that: the rotating range of the rotating rod (21) is 0-90 degrees, and the lower end of the rotating rod (21) is movably connected with an airplane wheel (24).
7. A dredging device for hydraulic engineering according to claim 5, characterized in that: the number of the striking rods (22) is 6, the rotation range of each striking rod (22) is 0-360 degrees, and one end of each striking rod (22) is provided with a striking ball (23).
8. A dredging device for hydraulic engineering according to claim 5, characterized in that: the hitting range of the hitting ball (23) is adjusted through a fixing bolt.
CN202010947355.7A 2020-09-10 2020-09-10 Dredging equipment for hydraulic engineering Expired - Fee Related CN111997176B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010947355.7A CN111997176B (en) 2020-09-10 2020-09-10 Dredging equipment for hydraulic engineering
PCT/CN2020/129430 WO2022052301A1 (en) 2020-09-10 2020-11-17 Dredging device for hydraulic engineering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010947355.7A CN111997176B (en) 2020-09-10 2020-09-10 Dredging equipment for hydraulic engineering

Publications (2)

Publication Number Publication Date
CN111997176A true CN111997176A (en) 2020-11-27
CN111997176B CN111997176B (en) 2022-01-07

Family

ID=73468606

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010947355.7A Expired - Fee Related CN111997176B (en) 2020-09-10 2020-09-10 Dredging equipment for hydraulic engineering

Country Status (2)

Country Link
CN (1) CN111997176B (en)
WO (1) WO2022052301A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114658095B (en) * 2022-03-22 2024-05-24 义乌市排水有限公司 Drainage pipeline cleaning device
CN117299714B (en) * 2023-11-24 2024-02-02 江苏康泰环保装备有限公司 Sludge storage tank cleaning machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6368418B1 (en) * 2000-07-20 2002-04-09 William H. Rowe Pipeline cleaning tool and a method of cleaning pipelines
US20140299158A1 (en) * 2012-02-15 2014-10-09 Envirologics Engineering Inc. Pipe cleaning apparatus, use, system, and method
CN107755372B (en) * 2017-11-17 2019-10-22 安徽悦得自动化有限公司 A kind of Domestic pipeline dredging machine device people
CN209779854U (en) * 2019-01-29 2019-12-13 广东中鑫宏建设有限公司 Municipal administration pipeline dredging device
CN211080525U (en) * 2019-09-05 2020-07-24 胡文军 Dredging device for hydraulic engineering

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6368418B1 (en) * 2000-07-20 2002-04-09 William H. Rowe Pipeline cleaning tool and a method of cleaning pipelines
US20140299158A1 (en) * 2012-02-15 2014-10-09 Envirologics Engineering Inc. Pipe cleaning apparatus, use, system, and method
CN107755372B (en) * 2017-11-17 2019-10-22 安徽悦得自动化有限公司 A kind of Domestic pipeline dredging machine device people
CN209779854U (en) * 2019-01-29 2019-12-13 广东中鑫宏建设有限公司 Municipal administration pipeline dredging device
CN211080525U (en) * 2019-09-05 2020-07-24 胡文军 Dredging device for hydraulic engineering

Also Published As

Publication number Publication date
WO2022052301A1 (en) 2022-03-17
CN111997176B (en) 2022-01-07

Similar Documents

Publication Publication Date Title
CN111997176B (en) Dredging equipment for hydraulic engineering
CN111101455B (en) Bridge road sign board maintenance of equipment
CN107225122A (en) A kind of urban rainwater pipeline clears up robot
CN211725156U (en) Auxiliary device for restoring and treating mine geological environment
CN109594597A (en) A kind of bull-dozer being convenient to clean pushes away bucket
CN111059006B (en) Large-scale wind motor blade washs maintenance equipment
CN111663589A (en) Hydraulic engineering construction river channel desilting equipment convenient to clearance
CN217573752U (en) Surface cleaning device for casting roller
CN208387498U (en) It can towed rotor irrigation sprinkler
CN114833149B (en) Intelligence pipeline desilting dolly
CN107090865B (en) Novel hydraulic engineering is with arranging silt device
CN209490571U (en) A kind of silt removing dredging intercept net cleaning device
CN212670808U (en) Dredging device for hydraulic engineering
CN114893200A (en) Be applicable to little curve soil pressure balance shield structure machine dregs conveyor
CN103625437A (en) Engineering vehicle wheel washing machine
CN112122371B (en) High-pressure water dephosphorization machine
CN113445453A (en) Blind road cleaning equipment based on automatic water conservation of axis of rotation
CN114226311A (en) Cleaning device for steel member shot blasting
CN110882976A (en) Greasy dirt clean-up equipment for mechanical maintenance
CN207708451U (en) A kind of cleaning golf ball device
CN111877232A (en) Municipal works are with waterlogging district greenbelt belt cleaning device
CN206642418U (en) Submersible type mud scraper
CN219315613U (en) High-efficient spraying type road surface cleaning machine
CN117772824B (en) Hot rolling dephosphorization roller way
CN220521448U (en) Hydraulic stone burying machine

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
CB03 Change of inventor or designer information

Inventor after: Ji Pengcheng

Inventor after: Ji Xinyu

Inventor after: Other inventors ask not to disclose names

Inventor before: Do not announce the inventor

CB03 Change of inventor or designer information
TA01 Transfer of patent application right

Effective date of registration: 20211222

Address after: 213022 No. 218-7, Waihuan East Road, Xinbei District, Changzhou City, Jiangsu Province

Applicant after: Ji Pengcheng

Address before: 526500 Changzheng new area, Fengzhou Second Road, Jiangkou street, Fengkai County, Zhaoqing City, Guangdong Province

Applicant before: Chen Xiaolan

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: 20220107

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