CN115247433A - Gardens ditch excavating gear - Google Patents

Gardens ditch excavating gear Download PDF

Info

Publication number
CN115247433A
CN115247433A CN202210060702.3A CN202210060702A CN115247433A CN 115247433 A CN115247433 A CN 115247433A CN 202210060702 A CN202210060702 A CN 202210060702A CN 115247433 A CN115247433 A CN 115247433A
Authority
CN
China
Prior art keywords
frame
rotary column
digging device
trapezoid
fixedly connected
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
CN202210060702.3A
Other languages
Chinese (zh)
Inventor
延相东
高娴
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.)
Yunnan Normal University
Original Assignee
Yunnan Normal University
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 Yunnan Normal University filed Critical Yunnan Normal University
Priority to CN202210060702.3A priority Critical patent/CN115247433A/en
Publication of CN115247433A publication Critical patent/CN115247433A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/02Dredgers or soil-shifting machines for special purposes for digging trenches or ditches
    • E02F5/08Dredgers or soil-shifting machines for special purposes for digging trenches or ditches with digging wheels turning round an axis
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/18Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • E02F3/20Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels
    • E02F3/205Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels with tools that only loosen the material, i.e. mill-type wheels with a pair of digging wheels, e.g. slotting machines
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/18Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • E02F3/22Component parts
    • E02F3/24Digging wheels; Digging elements of wheels; Drives for wheels
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F3/00Dredgers; Soil-shifting machines
    • E02F3/04Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/18Dredgers; Soil-shifting machines mechanically-driven with digging wheels turning round an axis, e.g. bucket-type wheels
    • E02F3/22Component parts
    • E02F3/24Digging wheels; Digging elements of wheels; Drives for wheels
    • E02F3/241Digging wheels; Digging elements of wheels; Drives for wheels digging wheels
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02FDREDGING; SOIL-SHIFTING
    • E02F5/00Dredgers or soil-shifting machines for special purposes
    • E02F5/30Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
    • E02F5/32Rippers

Abstract

The invention relates to the field of gardens, in particular to a garden ditch excavating device. The utility model provides a gardens ditch excavating gear, includes rotary column, frame and cutting edge, be the annular equipartition on the rotary column and have a plurality of frames, the outer end of a plurality of frames all is provided with the cutting edge. Both ends of the edge plate are in a knife edge shape. The frame is characterized by further comprising a plurality of rotating shafts and V-shaped plates, the V-shaped plates are provided with a plurality of rotating shafts, and the rotating shafts are respectively rotatably connected to the middle portions of the frames. The left side and the right side of each blade plate are provided with a plurality of convex needles. Still include side shaft and door shape frame, the equal fixedly connected with side shaft in both sides of rotary column, the rotary column rotates through two side shafts and connects the lower extreme at the door shape frame. The soil can be dug out after being fluffy.

Description

Gardens ditch excavating gear
Technical Field
The invention relates to the field of gardens, in particular to a garden ditch excavating device.
Background
Gardens, which refer to natural environments and rest areas of specific cultivation, are created by reforming terrains, planting trees, flowers and plants, building buildings, arranging garden roads and the like, and are called gardens.
A plurality of ditches need to be scraped in the design of gardens for draining water flow or irrigating gardens, but the traditional ditches are all in an inverted trapezoid cross section, so that the upper sides of the ditches are too wide and not attractive enough, and the ditches are not easy to dig in areas with hard soil.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the garden ditch digging device, which has the beneficial effect that soil can be dug out after being fluffy.
The utility model provides a gardens ditch excavating gear, includes rotary column, frame and cutting edge, be the annular equipartition on the rotary column and have a plurality of frames, the outer end of a plurality of frames all is provided with the cutting edge.
Both ends of the blade plate are in a blade shape.
The utility model provides a gardens ditch excavating gear still includes pivot and V-arrangement board, and the V-arrangement board is provided with a plurality ofly, all is provided with the pivot on a plurality of V-arrangement boards, and a plurality of pivots rotate respectively and connect the middle part at a plurality of frames.
The utility model provides a gardens ditch excavating gear still includes the protruding needle, and the left and right sides of every cutting board all is provided with a plurality of protruding needles.
The utility model provides a gardens ditch excavating gear still includes side shaft and door shape frame, the equal fixedly connected with side shaft in both sides of rotary column, and the rotary column rotates through two side shafts and connects the lower extreme at the door shape frame.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a first schematic structural diagram of a garden ditch digging device;
FIG. 2 is a second structural schematic diagram of the garden ditch digging device;
FIG. 3 is a first schematic structural view of a rotary column;
FIG. 4 is a second schematic structural view of the rotary column;
FIG. 5 is a first structural view of a door frame;
FIG. 6 is a second structural view of the door frame;
FIG. 7 is a first side bar;
FIG. 8 is a second side bar view;
FIG. 9 is a first schematic structural view of the main body frame;
fig. 10 is a second structural diagram of the main body frame.
In the figure: a rotary column 101; a side shaft 102; a frame 103; a male pin 104; a blade plate 105; a rotating shaft 106; a gear 107; a V-shaped plate 108;
a gantry 201; a convex circle 202; a ring gear frame 203; a ring gear 204;
a side lever 301; a hinge mount 302; a vertical axis 303; a scraping edge 304; a rotary post 305; a tab 306; a blade seat 307; a rotating blade 308;
a main body frame 401; an axial rib 402; a fixed shaft 403; an inverted trapezoidal frame 404; an undercut groove 405; a convex edge 406; and a horizontal axis 407.
Detailed Description
As shown in fig. 1-10, this example solves the problem of bulking the soil,
because the garden ditch excavating device comprises the rotary column 101, the frames 103 and the blade plates 105, the frames 103 are uniformly distributed on the rotary column 101 in a ring shape, the blade plates 105 are arranged at the outer ends of the frames 103, when the rotary column 101 is driven to rotate by taking the axis of the rotary column 101 as the axis, the frames 103 can be driven to rotate by taking the axis of the rotary column 101 as the axis, the blade plates 105 are further driven to rotate by taking the axis of the rotary column 101 as the axis, the blade plates 105 can be shoveled into the ground from shallow to deep, and then the frames 103 are also slowly shoveled into the ground, so that soil is fluffed, and then the soil is dug out to finish the garden ditch excavating.
As shown in fig. 1-10, this example solves the problem of facilitating the blade 105 to dig into the ground from shallow to deep,
because both ends of the blade plate 105 are in the shape of knife edges, the blade plate 105 can be conveniently shoveled into the ground from shallow to deep.
As shown in fig. 1-10, this example solves the problem of making the soil more fluffy by turning V-shaped plates 108 within the soil,
because gardens ditch excavating gear still includes pivot 106 and V shaped plate 108, V shaped plate 108 has set up a plurality ofly, all fixedly connected with pivot 106 on a plurality of V shaped plates 108, V shaped plate 108 rotates through pivot 106 and connects at the middle part of frame 103, after frame 103 shoveled into ground, V shaped plate 108 can be at this moment through pivot 106 rotation on frame 103, and then V shaped plate 108 is at the soil rotation on ground, and then make soil more fluffy through V shaped plate 108 at this moment in the soil rotation.
As shown in fig. 1-10, this example solves the problem of the ripping effect of the lifting blade 105,
because the garden ditch excavating device further comprises the convex pins 104, the convex pins 104 are arranged on the left side and the right side of the blade plate 105, and the convex pins 104 can enter the ground along with the blade plate 105 shoveling into the ground, so that the soil loosening effect of the blade plate 105 is improved.
As shown in fig. 1-10, this example solves the problem of rotating the plurality of frames 103 and blade plates 105, loosening the ground soil,
because gardens ditch excavating gear still includes side shaft 102 and door shape frame 201, two side shafts 102 fixed connection respectively are in the both sides of rotary column 101, and two side shafts 102 rotate and connect the lower extreme at door shape frame 201 for rotary column 101 can rotate on door shape frame 201 through two side shafts 102, and then drive a plurality of frames 103 and cutting board 105 rotation, become flexible to the soil on ground. The side shafts 102 are driven to rotate by servo motors.
As shown in fig. 1-10, this example solves the problem of multiple V-shaped plates 108 rotating to efficiently loosen the soil,
because gardens ditch excavating gear still includes gear 107, ring gear frame 203 and ring gear 204, gear 107 has been connected to the right side fixed connection of pivot 106, ring gear frame 203 fixed connection is in the lower part of door shape frame 201, ring gear 204 fixed connection is on ring gear frame 203, mesh between ring gear 204 and a plurality of gear 107, because the position of ring gear 204 is fixed, so when the rotation post 101 is rotated with self axis as the axle, drive a plurality of frames 103, a plurality of V-arrangement boards 108, a plurality of pivot 106 and a plurality of gear 107 rotate, at this moment a plurality of gear 107 all can roll on ring gear 204, and then make a plurality of V-arrangement boards 108 still can self still can the rotation when revolving round rotation post 101, and then a plurality of frames 103 insert ground under the drive of rotation post 101 and then a plurality of V-arrangement boards 108 are the rotation all the time, and then go into the high-efficient not hard up to soil.
As shown in fig. 1-10, this example solves the problem of loosening a gutter having an isosceles trapezoid cross-section in the soil,
because the garden ditch excavating device further comprises side rods 301, hinged seats 302, blade seats 307 and rotating blades 308, the left side and the right side of the door-shaped frame 201 are provided with the hinged seats 302, each hinged seat 302 is hinged with the side rod 301, the lower end of the side rod 301 is rotatably connected with the blade seat 307, the rotating blades 308 are annularly arranged on the blade seat 307, the two side rods 301 are driven by a servo motor to rotate on the two hinged seats 302 respectively, at the moment, the two side rods 301 are arranged in a splayed shape, the blade seats 307 and the rotating blades 308 are driven by the servo motor to rotate, when the blade plates 105 are shoveled into the ground from shallow to deep, the rotating blades 308 are shoveled into the ground from shallow to deep, then the two side rods 301 are lifted up slowly from a vertical state, the two side rods 301 are arranged in a splayed shape, and a ditch with an isosceles trapezoid cross section can be loosened in the soil, the ditch is narrow and wide, the flow rate can be ensured, the exposed part of the upper side of the ditch is small, and the ditch is more attractive.
As shown in fig. 1-10, this example solves the problem of more elaborate creation of the side walls of the isosceles trapezoid raceway,
because gardens ditch excavating gear still includes vertical axis 303, scrape arris 304 and rotary column 305, the upper portion of vertical axis 303 is rotated and is connected on side lever 301, rotary column 305 fixed connection is on vertical axis 303, a plurality of scrapes 304 are the annular and set up on rotary column 305, the lower extreme of rotary column 305 is provided with a plurality of lugs 306, can drive rotary column 305 through servo motor and use the axis of vertical axis 303 to rotate as the axle, and then drive a plurality of scrapes 304 and rotate along with the rotation of rotary column 305, and then a plurality of scrapes 304 are along with side lever 301 constantly rotate to the slope by vertical state and rotate, cut the lateral wall of ditch, and then more meticulous side wall of making isosceles trapezoid ditch, a plurality of lugs 306 can be convenient for rotary column 305 to bore in the ground.
As shown in fig. 1-10, this example solves the problem of moving the rotating post 305 and rotating blade 308 to the left and right,
because gardens ditch excavating gear still includes protruding circle 202, main part frame 401, axial arris 402 and fixed axle 403, fixed axle 403 sets up the upper portion at main part frame 401, axial arris 402 sets up on fixed axle 403, protruding circle 202 sets up the upside middle part at door-shaped frame 201, axial arris 402 and fixed axle 403 sliding connection are on protruding circle 202, two compression springs have been cup jointed on fixed axle 403, two compression springs are located the left and right sides of protruding circle 202 respectively, and then make door-shaped frame 201 can pass through protruding circle 202 and slide left and right on fixed axle 403, two compression springs can help door-shaped frame 201 and protruding circle 202 to get back to the normal position, and then drive rotary column 101 and a plurality of frames 103 and move about, and drive rotary column 305 and rotating blade 308 and move about, and then loosen the soil better.
As shown in fig. 1-10, this example solves the problem of cutting the inner wall to a clean state,
the garden ditch excavating device further comprises an inverted trapezoid frame 404, inner sunken grooves 405, convex blades 406 and a transverse shaft 407, wherein the transverse shaft 407 is rotatably connected to the lower portion of the main body frame 401, the trapezoid frame 404 is in an isosceles trapezoid shape, the trapezoid frame 404 is narrow at the top and wide at the bottom, the upper portion of the trapezoid frame 404 is arranged on the transverse shaft 407, the inner sunken grooves 405 are arranged on the outer side of the trapezoid frame 404, the convex blades 406 are arranged on the front side of the trapezoid frame 404, after soil is loosened, the trapezoid frame 404 is driven to rotate through a servo motor, so that the trapezoid frame 404 is inserted into the ground, the cross section of the trapezoid frame 404 is the cross section of a ditch, then the trapezoid frame 404 is driven to move forwards, the inner wall of the ditch at the loosened part is cut, the inner wall is cut to be in a tidy state, the convex blades 406 facilitate the inverted trapezoid frame 404 to be easily rotated and inserted into the loosened soil, the inner sunken grooves 405 can enable the inverted trapezoid frame 404 to keep moving linearly when the inverted trapezoid frame 404 advances, deviation is avoided, after the inverted trapezoid frame 404 is cut, and the inner wall of the inverted trapezoid ditch is manually cut out, and the cement ditch can be smeared to form a narrow cement ditch with the isosceles trapezoid.

Claims (10)

1. A gardens ditch excavating gear, includes rotary column (101), frame (103) and cutting board (105), its characterized in that: a plurality of frames (103) are uniformly distributed on the rotary column (101) in an annular manner, and the outer ends of the frames (103) are provided with blade plates (105).
2. The garden ditch digging device of claim 1, wherein: both ends of the blade plate (105) are in a blade shape.
3. The garden ditch digging device of claim 1, wherein: the frame is characterized by further comprising a rotating shaft (106) and a plurality of V-shaped plates (108), wherein the V-shaped plates (108) are provided with a plurality of rotating shafts (106), and the rotating shafts (106) are respectively connected to the middles of the frames (103) in a rotating mode.
4. The garden ditch digging device of claim 1, wherein: the novel knife edge structure is characterized by further comprising a plurality of protruding needles (104), wherein the left side and the right side of each knife edge plate (105) are provided with the protruding needles (104).
5. The garden ditch digging device of claim 3, characterized in that: the rotary column structure is characterized by further comprising side shafts (102) and a portal frame (201), wherein the two sides of the rotary column (101) are fixedly connected with the side shafts (102), and the rotary column (101) is rotatably connected to the lower end of the portal frame (201) through the two side shafts (102).
6. The garden ditch digging device of claim 5, wherein: the gear rack is characterized by further comprising a gear (107), a toothed ring frame (203) and toothed rings (204), wherein the right side of each rotating shaft (106) is fixedly connected with the gear (107), the lower portion of the door-shaped frame (201) is fixedly connected with the toothed ring frame (203), the toothed ring frame (203) is fixedly connected with the toothed rings (204), and the toothed rings (204) and the gears (107) are in meshing transmission.
7. The garden ditch digging device of claim 6, wherein: still include side lever (301), articulated seat (302), leaf seat (307) and rotating vane (308), the equal fixedly connected with of the left and right sides of door-shaped frame (201) articulates seat (302), all articulates on every articulated seat (302) to have side lever (301), and the lower extreme of side lever (301) rotates and is connected with leaf seat (307), is the annular on leaf seat (307) and is provided with a plurality of rotating vanes (308).
8. The garden ditch digging device of claim 7, wherein: still include vertical axis (303), scrape arris (304) and rotary column (305), the upper portion of vertical axis (303) is rotated and is connected on the upper portion of side lever (301), fixedly connected with rotary column (305) on vertical axis (303), is the annular on rotary column (305) and is provided with a plurality of arris (304) of scraping.
9. The garden ditch digging device of claim 8, wherein: the novel door-shaped frame is characterized by further comprising a convex circle (202), a main body frame (401), an axial rib (402) and a fixing shaft (403), wherein the fixing shaft (403) is arranged on the upper portion of the main body frame (401), the axial rib (402) is axially arranged on the fixing shaft (403), the convex circle (202) is arranged in the middle of the upper side of the door-shaped frame (201), the convex circle (202) is connected to the axial rib (402) and the fixing shaft (403) in a sliding mode, two compression springs are sleeved on the fixing shaft (403), and the two compression springs are located on the left side and the right side of the convex circle (202) respectively.
10. The garden ditch digging device of claim 9, wherein: the novel ladder-shaped frame is characterized by further comprising an inverted trapezoid frame (404), inwards recessed grooves (405), convex edges (406) and a transverse shaft (407), the transverse shaft (407) is connected to the lower portion of the main body frame (401) in a rotating mode, the trapezoid frame (404) is in an isosceles trapezoid shape, the trapezoid frame (404) is narrow in upper portion and wide in lower portion, the upper portion of the trapezoid frame (404) is fixedly connected to the transverse shaft (407), the inwards recessed grooves (405) are evenly distributed on the outer side of the trapezoid frame (404), and the convex edges (406) are evenly distributed on the front side of the trapezoid frame (404).
CN202210060702.3A 2022-01-19 2022-01-19 Gardens ditch excavating gear Pending CN115247433A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210060702.3A CN115247433A (en) 2022-01-19 2022-01-19 Gardens ditch excavating gear

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210060702.3A CN115247433A (en) 2022-01-19 2022-01-19 Gardens ditch excavating gear

Publications (1)

Publication Number Publication Date
CN115247433A true CN115247433A (en) 2022-10-28

Family

ID=83698673

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210060702.3A Pending CN115247433A (en) 2022-01-19 2022-01-19 Gardens ditch excavating gear

Country Status (1)

Country Link
CN (1) CN115247433A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB111719A (en) * 1916-12-08 1917-12-10 Hero Nicolaas Van Dijk Improvements in and relating to Motor Ploughs.
FR2290539A1 (en) * 1974-11-07 1976-06-04 Masquelier Henry MACHINE FOR LAYING TRENCHES
US9161487B1 (en) * 2014-10-15 2015-10-20 Wynn Provines Horizontal auger garden tilling apparatus and method of use
CN107152043A (en) * 2015-09-11 2017-09-12 陈国栋 Continous way power shovel and its method of work
CN212153494U (en) * 2020-01-15 2020-12-15 中铁十九局集团第六工程有限公司 Roadbed ground drainage ditch design excavation mould
CN212876582U (en) * 2020-07-16 2021-04-06 安徽深安园林绿化工程有限公司 Farming device is used in gardens convenient to adjust
CN212983986U (en) * 2020-08-06 2021-04-16 安徽卓锐建筑工程有限公司 Groove construction structure
CN113557809A (en) * 2021-07-13 2021-10-29 柏贵情 Gardens equipment of loosening soil
CN113897925A (en) * 2021-11-03 2022-01-07 中国水利水电第九工程局有限公司 Ditching ware for diversion construction based on hydraulic engineering

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB111719A (en) * 1916-12-08 1917-12-10 Hero Nicolaas Van Dijk Improvements in and relating to Motor Ploughs.
FR2290539A1 (en) * 1974-11-07 1976-06-04 Masquelier Henry MACHINE FOR LAYING TRENCHES
US9161487B1 (en) * 2014-10-15 2015-10-20 Wynn Provines Horizontal auger garden tilling apparatus and method of use
CN107152043A (en) * 2015-09-11 2017-09-12 陈国栋 Continous way power shovel and its method of work
CN212153494U (en) * 2020-01-15 2020-12-15 中铁十九局集团第六工程有限公司 Roadbed ground drainage ditch design excavation mould
CN212876582U (en) * 2020-07-16 2021-04-06 安徽深安园林绿化工程有限公司 Farming device is used in gardens convenient to adjust
CN212983986U (en) * 2020-08-06 2021-04-16 安徽卓锐建筑工程有限公司 Groove construction structure
CN113557809A (en) * 2021-07-13 2021-10-29 柏贵情 Gardens equipment of loosening soil
CN113897925A (en) * 2021-11-03 2022-01-07 中国水利水电第九工程局有限公司 Ditching ware for diversion construction based on hydraulic engineering

Similar Documents

Publication Publication Date Title
CN208657276U (en) A kind of Chinese garden planting soil farming tool
CN108513786B (en) Bean potato harvester integrating seedling beating, digging, collecting, storing, mud removing, straw returning and field returning
CN111886946B (en) Device that loosens soil breaks ground in planting
CN215188242U (en) Moxa is transplanted with digging transplantation cave device
CN115247433A (en) Gardens ditch excavating gear
CN213306624U (en) Peach is planted and is used seedling ware
CN113463709A (en) River sludge cleaning equipment for energy-saving and environment-friendly field
CN211607321U (en) Landscape plant plants device of cutting earth
CN113047310A (en) Vegetation slope protection surface soil and water conservation device
CN217308270U (en) Grape vine earthing scavenging machine
CN214257182U (en) Potato excavating equipment
CN206365249U (en) Scallion transplanter
CN216722110U (en) Excavating device for harvesting Chinese yam
CN113498653B (en) Melon and fruit is planted with automatic squaring equipment
CN214800679U (en) Furrowing machine for ginger planting
CN220620251U (en) Standard ditching and ditch cleaning device for farmland water
CN211509944U (en) Automatic cultivation groove of digging
CN215073840U (en) Rear rotary tillage tobacco transplanting, fertilizing and ditching machine
CN220799029U (en) Ditching mechanism of no-tillage planter
CN215819319U (en) Soil loosening device for fruit planting
CN215683172U (en) Land levelling machine for rice planting
CN210247476U (en) Radish planting and ditching equipment
CN113396670B (en) Garden seed plant community repairing device and method based on micro-terrain reconstruction
CN214316141U (en) Agricultural rooter
CN216018232U (en) Mechanical seedling digging device utilizing hydraulic machinery

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