CN112664767A - Woodchuck information acquisition system based on mobile acquisition equipment - Google Patents
Woodchuck information acquisition system based on mobile acquisition equipment Download PDFInfo
- Publication number
- CN112664767A CN112664767A CN202011478010.8A CN202011478010A CN112664767A CN 112664767 A CN112664767 A CN 112664767A CN 202011478010 A CN202011478010 A CN 202011478010A CN 112664767 A CN112664767 A CN 112664767A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- base
- wall
- information acquisition
- woodchuck
- 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
Links
Images
Abstract
The invention relates to the technical field of information acquisition, and discloses a mobile acquisition equipment-based woodchuck information acquisition system which comprises a base, wherein the upper end of the base is connected with a supporting plate through a rotating mechanism, the upper end of the supporting plate is fixedly connected with a U-shaped fixing plate, the inner side of the U-shaped fixing plate is connected with a monitor through a lifting mechanism, the base is of a hollow structure, the bottom of the base is provided with an opening, the inner wall of the top of the base is fixedly connected with a moving mechanism through a hydraulic push rod, the outer wall of the bottom of the base is symmetrically and fixedly connected with two positioning plates, and the upper ends of the positioning plates are uniformly and fixedly connected with. This woodchuck information acquisition system based on remove collection equipment possesses the efficient advantage of information acquisition.
Description
Technical Field
The invention relates to the technical field of information acquisition, in particular to an otter information acquisition system based on mobile acquisition equipment.
Background
Woodchuck is the largest species in the family of squirrel, often called woodchuck. Large rodents, 500 mm in length, 4-5 kg in weight. The tail length is 110 mm. Similar to rats in appearance and life style, thick and fat body, thick and broad neck, thin ear and eye, thick and short limbs, hard claws, short and flat pine tail, inhabitation in grassland and low hilly area. Is a terrestrial and cave herbivore, and the main foods are grass, berry, lichen, moss, root and flower. And (5) hibernation. As the hidden virulent germs endanger the pasture, the blacklist is monitored and killed by disease control and plant protection departments.
Because the harmfulness of otter, it is very important thing to area otter quantity and relevant information acquisition, monitor appearance commonly used at present carries out the collection to otter information, but the form of monitor appearance is fixed, can only monitor and data acquisition towards single direction, and collection efficiency is low, and the equipment is not convenient for remove, is not convenient for use other areas carry out information acquisition's use.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the woodchuck information acquisition system based on the mobile acquisition equipment, which has the advantage of high information acquisition efficiency, and solves the problems that the monitoring instruments on the market are fixed in form, can only perform monitoring and data acquisition in a single direction, are low in acquisition efficiency, are inconvenient to move, and are inconvenient to use when information acquisition is required in other areas.
(II) technical scheme
In order to realize the purpose of high information acquisition efficiency, the invention provides the following technical scheme: a woodchuck information acquisition system based on mobile acquisition equipment comprises a base, wherein the upper end of the base is connected with a supporting plate through a rotating mechanism, the upper end of the supporting plate is fixedly connected with a U-shaped fixing plate, the inner side of the U-shaped fixing plate is connected with a monitor through a lifting mechanism, the base is of a hollow structure, the bottom of the base is provided with an opening, the inner wall of the top of the base is fixedly connected with a moving mechanism through a hydraulic push rod, the outer wall of the bottom of the base is symmetrically and fixedly connected with two positioning plates, and the upper ends of the positioning plates are uniformly and fixedly connected with a plurality of;
the rotating mechanism comprises a supporting rod which is rotatably connected to the center of the upper end of the base through a ball bearing, the upper end of the supporting rod is fixedly connected to the center of the lower end of the supporting plate, a first driven helical gear is fixedly sleeved on the rod wall of the supporting rod, a rotating motor is fixedly connected to the upper end of the base, and a first driving helical gear meshed with the first driven helical gear is fixedly connected to an output shaft of the rotating motor;
the lifting mechanism comprises a rotating rod which is rotatably connected with the inner wall of the left and right opposite sides of the U-shaped fixed plate close to the upper end through a ball bearing, two second driving bevel gears are fixedly sleeved on the rod wall of the rotating rod, the outer wall of the upper side of the U-shaped fixing plate is fixedly connected with a driving motor, an output shaft of the driving motor penetrates through the side wall of the U-shaped fixing plate and is fixedly connected with one end of the rotating rod, the upper end of the supporting plate is symmetrically and rotatably connected with two rotating screw rods through ball bearings, the upper end of each rotating screw rod is fixedly connected with a second driven helical gear meshed with a second driving helical gear, the inner wall of the vertical part of the U-shaped fixed plate close to the upper end is fixedly connected with a bearing seat, the inside of the bearing seat is rotationally sleeved outside the rotating screw rod through a ball bearing, the outer wall of the monitor is symmetrically and fixedly connected with two threaded rings which are connected with the rotating screw in a matching manner.
Preferably, moving mechanism includes the lifter plate of sliding connection at the base inner wall, two double-shaft motor of symmetry fixedly connected with around the lower extreme of lifter plate, two equal fixedly connected with dead levers of output shaft of double-shaft motor, the one end fixedly connected with gyro wheel of double-shaft motor is kept away from to the dead lever.
Preferably, the positioning mechanism comprises a fixed cylinder fixedly connected to the upper end of the positioning plate, a positioning motor is slidably connected to the fixed cylinder, a positioning screw is fixedly connected to an output shaft at the lower end of the positioning motor, and a positioning screw hole in matched connection with the positioning screw is formed in the upper end of the positioning plate.
Preferably, the lower end of the supporting plate is uniformly and fixedly connected with a plurality of stabilizing rods which are distributed in a circular shape, the lower end of each stabilizing rod is fixedly connected with a stabilizing slide block, and the upper end of the base is provided with a circular sliding groove which is connected with the stabilizing slide block in a matching manner.
Preferably, the side wall of the threaded ring is fixedly connected with a first limiting slide block, and the side wall of the U-shaped fixing plate is provided with a first limiting slide groove matched with the first limiting slide block.
Preferably, the side wall of the lifting plate is uniformly and fixedly connected with a plurality of second limiting sliding blocks, and the inner wall of the base is provided with second limiting sliding grooves matched with the second limiting sliding blocks.
Preferably, the lateral wall of the positioning motor is symmetrically and fixedly connected with two third limiting slide blocks, and the inner wall of the fixed cylinder is provided with third limiting slide grooves matched with the third limiting slide blocks.
Preferably, the bottom of the base is fixedly connected with a layer of anti-skid and wear-resistant rubber pad.
(III) advantageous effects
Compared with the prior art, the invention provides an woodchuck information acquisition system based on mobile acquisition equipment, which has the following beneficial effects:
1. this woodchuck information acquisition system based on remove collection equipment, through the hydraulic pressure push rod that is equipped with, moving mechanism, locating plate and positioning mechanism, control biax motor operation and then drive the gyro wheel through the dead lever and rotate, and then drive the device and remove, after the device removed suitable position, control hydraulic pressure push rod withdraws moving mechanism in the base, restart positioning motor, positioning motor drives set screw and rotates, the threaded connection effect that utilizes set screw and set screw makes the continuous downward rotation of set screw, and then make set screw insert in the soil, can make the device carry out firm fixed, transfer device that can be convenient fast, carry out the adjustment to the position, and is convenient for use.
2. The woodchuck information acquisition system based on the mobile acquisition equipment is characterized in that a rotary motor is started through a rotary mechanism and a lifting mechanism, when the monitoring angle of a monitor is required to be adjusted, the rotary motor drives a first driving bevel gear to rotate, a supporting rod is driven to rotate by the meshing action of the first driving bevel gear and a first driven bevel gear, and a supporting plate is further driven to rotate, so that the monitoring angle of the monitor can be adjusted, a driving motor is started again to drive a rotating rod to rotate and further drive a second driving bevel gear to rotate, a rotating screw rod is driven to rotate by the meshing action of the second driving bevel gear and the second driven bevel gear, the threaded ring drives the monitor to do lifting motion through the threaded connection action of the rotating screw rod and the threaded ring, the relative height of the monitor can be adjusted, and the monitor can be quickly adjusted and used according to requirements, the operation is simple and convenient, and the information acquisition work is convenient to carry out.
Drawings
Fig. 1 is a schematic structural diagram of an woodchuck information acquisition system based on a mobile acquisition device, which is provided by the invention;
fig. 2 is an enlarged view of a partial structure of a part a in fig. 1 of the woodchuck information acquisition system based on the mobile acquisition device according to the present invention;
fig. 3 is an enlarged view of a partial structure of a part B in fig. 1 of the woodchuck information acquisition system based on the mobile acquisition device according to the present invention;
fig. 4 is an enlarged view of a partial structure of a part C in fig. 1 of the woodchuck information acquisition system based on the mobile acquisition device according to the present invention.
In the figure: the device comprises a base 1, a rotating mechanism 2, a supporting rod 21, a first driven bevel gear 22, a rotating motor 23, a first driving bevel gear 24, a supporting plate 3, a U-shaped fixing plate 4, a lifting mechanism 5, a rotating rod 51, a second driving bevel gear 52, a driving motor 53, a rotating screw 54, a second driven bevel gear 55, a bearing seat 56, a threaded ring 57, a monitor 6, a hydraulic push rod 7, a moving mechanism 8, a lifting plate 81, a double-shaft motor 82, a fixing rod 83, a roller 84, a positioning plate 9, a positioning mechanism 10, a fixing cylinder 101, a positioning motor 102, a positioning screw 103 and a positioning screw hole 104.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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. 1-4, an otter information acquisition system based on a mobile acquisition device comprises a base 1, wherein the upper end of the base 1 is connected with a supporting plate 3 through a rotating mechanism 2, the upper end of the supporting plate 3 is fixedly connected with a U-shaped fixing plate 4, the inner side of the U-shaped fixing plate 4 is connected with a monitor 6 through a lifting mechanism 5, the base 1 is of a hollow structure, the bottom of the base 1 is provided with an opening, the inner wall of the top of the base 1 is fixedly connected with a moving mechanism 8 through a hydraulic push rod 7, the outer wall of the bottom of the base 1 is symmetrically and fixedly connected with two positioning plates 9, and the upper ends of the positioning plates 9;
the rotating mechanism 2 comprises a supporting rod 21 which is rotatably connected to the center of the upper end of the base 1 through a ball bearing, the upper end of the supporting rod 21 is fixedly connected to the center of the lower end of the supporting plate 3, a first driven helical gear 22 is fixedly sleeved on the rod wall of the supporting rod 21, a rotating motor 23 is fixedly connected to the upper end of the base 1, and a first driving helical gear 24 meshed with the first driven helical gear 22 is fixedly connected to an output shaft of the rotating motor 23;
elevating system 5 includes and rotates the bull stick 51 of connecting the relative one side inner wall of left and right sides that is close to the upper end at U-shaped fixed plate 4 through ball bearing, two second initiative helical gears 52 have been cup jointed to the pole wall of bull stick 51 fixed, the upside outer wall fixedly connected with driving motor 53 of U-shaped fixed plate 4, driving motor 53's output shaft run through the lateral wall of U-shaped fixed plate 4 and with the one end fixed connection of bull stick 51, the upper end of backup pad 3 is connected with two through ball bearing symmetry rotation and rotates screw 54, the upper end fixedly connected with of rotating screw 54 and the driven helical gear 55 of second initiative helical gear 52 meshing, the vertical portion inner wall fixedly connected with bearing frame 56 that U-shaped fixed plate 4 is close to the upper end, rotate through ball bearing in bearing frame 56 and cup joint outside rotating screw 54, the outer wall symmetry fixedly connected with two and the screw ring 57 of rotating.
The moving mechanism 8 comprises a lifting plate 81 which is slidably connected to the inner wall of the base 1, two double-shaft motors 82 are symmetrically and fixedly connected to the front and the back of the lower end of the lifting plate 81, fixing rods 83 are fixedly connected to two output shafts of the double-shaft motors 82, and one end of each fixing rod 83, far away from the double-shaft motor 82, is fixedly connected with a roller 84.
The positioning mechanism 10 includes a fixed cylinder 101 fixedly connected to the upper end of the positioning plate 9, a positioning motor 102 is slidably connected to the fixed cylinder 101, a positioning screw 103 is fixedly connected to an output shaft at the lower end of the positioning motor 102, and a positioning screw hole 104 connected to the positioning screw 103 in a matching manner is formed in the upper end of the positioning plate 9.
The even fixedly connected with of lower extreme of backup pad 3 is a plurality of firm poles that are circular distribution, and the lower extreme fixedly connected with of firm pole stabilizes the slider, and the circular spout with firm slider accordant connection is seted up to the upper end of base 1.
The lateral wall fixedly connected with first spacing slider of screw ring 57, the first spacing spout with first spacing slider assorted is seted up to the lateral wall of U-shaped fixed plate 4.
The even fixedly connected with a plurality of second spacing sliders of lifter plate 81's lateral wall, the spacing spout of second spacing slider assorted second is seted up to base 1's inner wall.
Two third limiting slide blocks are symmetrically and fixedly connected to the side wall of the positioning motor 102, and a third limiting slide groove matched with the third limiting slide blocks is formed in the inner wall of the fixed cylinder 101.
The bottom of the base 1 is fixedly connected with a layer of anti-skid and wear-resistant rubber pad.
In conclusion, when the woodchuck information acquisition system based on the mobile acquisition equipment is used, the double-shaft motor 82 is controlled to operate through the arranged hydraulic push rod 7, the moving mechanism 8, the positioning plate 9 and the positioning mechanism 10, the roller 84 is driven to rotate through the fixed rod 83, and the device is driven to move, after the device moves to a proper position, the hydraulic push rod 7 is controlled to withdraw the moving mechanism 8 into the base 1, the positioning motor 102 is started, the positioning motor 102 drives the positioning screw 103 to rotate, the positioning screw 103 is continuously rotated downwards through the threaded connection effect of the positioning screw 103 and the positioning screw hole 104, and the positioning screw 103 is inserted into the ground, so that the device can be stably fixed, the device can be quickly and conveniently transferred, the position can be adjusted, the woodchuck information acquisition system is convenient to use, and when the monitoring angle of a monitor needs to be adjusted through the arranged rotating mechanism 2 and the lifting mechanism 5, start rotating electrical machines 23, rotating electrical machines 23 drives first initiative helical gear 24 and rotates, the meshing action that utilizes first initiative helical gear 24 and first driven helical gear 22 drives bracing piece 21 and rotates, and then drive backup pad 3 and rotate, can realize the adjustment to monitor 6 control angle, restart driving motor 53, driving motor 53 drives bull stick 51 and rotates, and then drive second initiative helical gear 52 and rotate, the meshing action that utilizes second initiative helical gear 52 and second driven helical gear 55 drives rotation screw 54 and rotates, the threaded connection effect of rethread rotation screw 54 and threaded ring 57 makes threaded ring 57 drive monitor 6 and be elevating movement, can adjust the relative height of monitor 6, can carry out quick adjustment use to monitor 6 according to the demand, and is simple and convenient to operate, and the information acquisition work of being convenient for is carried out.
It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 an woodchuck information acquisition system based on remove collection equipment, includes base (1), its characterized in that: the upper end of the base (1) is connected with a supporting plate (3) through a rotating mechanism (2), the upper end of the supporting plate (3) is fixedly connected with a U-shaped fixing plate (4), the inner side of the U-shaped fixing plate (4) is connected with a monitor (6) through a lifting mechanism (5), the base (1) is of a hollow structure, the bottom of the base is provided with an opening, the inner wall of the top of the base (1) is fixedly connected with a moving mechanism (8) through a hydraulic push rod (7), the outer wall of the bottom of the base (1) is symmetrically and fixedly connected with two positioning plates (9), and the upper end of each positioning plate (9) is uniformly and fixedly connected with a plurality of;
the rotating mechanism (2) comprises a supporting rod (21) which is rotatably connected to the center of the upper end of the base (1) through a ball bearing, the upper end of the supporting rod (21) is fixedly connected to the center of the lower end of the supporting plate (3), a first driven helical gear (22) is fixedly sleeved on the rod wall of the supporting rod (21), a rotating motor (23) is fixedly connected to the upper end of the base (1), and an output shaft of the rotating motor (23) is fixedly connected with a first driving helical gear (24) meshed with the first driven helical gear (22);
the lifting mechanism (5) comprises a rotating rod (51) which is rotatably connected to the inner wall of the left side and the right side of the U-shaped fixing plate (4) close to the upper end through a ball bearing, two second driving bevel gears (52) are fixedly sleeved on the rod wall of the rotating rod (51), the outer wall of the upper side of the U-shaped fixing plate (4) is fixedly connected with a driving motor (53), an output shaft of the driving motor (53) penetrates through the side wall of the U-shaped fixing plate (4) and is fixedly connected with one end of the rotating rod (51), the upper end of the supporting plate (3) is symmetrically and rotatably connected with two rotating screw rods (54) through the ball bearing, the upper end of each rotating screw rod (54) is fixedly connected with a second driven bevel gear (55) meshed with the second driving bevel gear (52), a bearing seat (56) is fixedly connected to the inner wall of the vertical part of the U-shaped fixing plate (4) close to the upper end, the outer wall of the monitor (6) is symmetrically and fixedly connected with two threaded rings (57) which are connected with the rotating screw rod (54) in a matching manner.
2. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 1, characterized in that: moving mechanism (8) are including lifting plate (81) of sliding connection at base (1) inner wall, two double-shaft motor (82) of symmetry fixedly connected with around the lower extreme of lifting plate (81), two output shafts of double-shaft motor (82) are equal fixedly connected with dead lever (83), one end fixedly connected with gyro wheel (84) of double-shaft motor (82) are kept away from in dead lever (83).
3. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 1, characterized in that: the positioning mechanism (10) comprises a fixed cylinder (101) fixedly connected to the upper end of the positioning plate (9), a positioning motor (102) is connected to the fixed cylinder (101) in a sliding mode, a positioning screw (103) is fixedly connected to an output shaft at the lower end of the positioning motor (102), and a positioning screw hole (104) connected with the positioning screw (103) in a matching mode is formed in the upper end of the positioning plate (9).
4. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 1, characterized in that: the lower end of the supporting plate (3) is uniformly and fixedly connected with a plurality of stabilizing rods which are distributed in a circular shape, the lower end of each stabilizing rod is fixedly connected with a stabilizing slide block, and the upper end of the base (1) is provided with a circular slide groove which is connected with the stabilizing slide block in a matching mode.
5. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 1, characterized in that: the side wall of the threaded ring (57) is fixedly connected with a first limiting slide block, and the side wall of the U-shaped fixing plate (4) is provided with a first limiting slide groove matched with the first limiting slide block.
6. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 2, characterized in that: the side wall of lifter plate (81) is even fixedly connected with a plurality of second limiting slide blocks, the inner wall of base (1) has been seted up the spacing spout of second limiting slide block assorted second.
7. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 3, characterized in that: the lateral wall symmetry fixedly connected with two third spacing sliders of location motor (102), the inner wall of fixed cylinder (101) is seted up with third spacing slider assorted third spacing spout.
8. The woodchuck information acquisition system based on mobile acquisition equipment according to claim 1, characterized in that: the bottom of the base (1) is fixedly connected with an anti-skid wear-resistant rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011478010.8A CN112664767A (en) | 2020-12-15 | 2020-12-15 | Woodchuck information acquisition system based on mobile acquisition equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011478010.8A CN112664767A (en) | 2020-12-15 | 2020-12-15 | Woodchuck information acquisition system based on mobile acquisition equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112664767A true CN112664767A (en) | 2021-04-16 |
Family
ID=75406109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011478010.8A Pending CN112664767A (en) | 2020-12-15 | 2020-12-15 | Woodchuck information acquisition system based on mobile acquisition equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112664767A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112637498A (en) * | 2020-12-22 | 2021-04-09 | 北京科旭威尔科技股份有限公司 | Intelligent shooting system based on event trigger multi-camera linkage |
| CN115422386A (en) * | 2022-09-29 | 2022-12-02 | 南方电网调峰调频发电有限公司西部检修试验分公司 | Method and device for building machine learning data analysis framework information base |
-
2020
- 2020-12-15 CN CN202011478010.8A patent/CN112664767A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112637498A (en) * | 2020-12-22 | 2021-04-09 | 北京科旭威尔科技股份有限公司 | Intelligent shooting system based on event trigger multi-camera linkage |
| CN112637498B (en) * | 2020-12-22 | 2022-05-10 | 北京科旭威尔科技股份有限公司 | Intelligent shooting system based on event trigger multi-camera linkage |
| CN115422386A (en) * | 2022-09-29 | 2022-12-02 | 南方电网调峰调频发电有限公司西部检修试验分公司 | Method and device for building machine learning data analysis framework information base |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112664767A (en) | Woodchuck information acquisition system based on mobile acquisition equipment | |
| CN210900479U (en) | Vegetation trimming means is used in gardens maintenance | |
| CN207969367U (en) | A kind of gardens turf-mown equipment | |
| CN210694972U (en) | New forms of energy intelligence lawn mower | |
| CN207383133U (en) | A kind of ganoderma lucidum seed harvester | |
| CN210275122U (en) | Weeding machine with adjustable trimming height | |
| CN208609406U (en) | A kind of gardens pruning weeder | |
| CN109258070A (en) | It is a kind of municipal administration greening use weeder | |
| CN216900251U (en) | Rice plant diseases and insect pests detection device based on raspberry group | |
| CN111357518A (en) | Pruning device for forestry planting | |
| CN207011270U (en) | A kind of orchard weeder of automatic swing | |
| CN211064183U (en) | Conveniently adjust agricultural vegetables reaping apparatus of cutting height | |
| CN108650987A (en) | Level land banana picker and picking method | |
| CN211721122U (en) | Mowing equipment for agricultural planting | |
| CN208924844U (en) | A kind of turfing take device and the stubble plough containing the device | |
| CN208191323U (en) | A kind of afforestation grass trimmer | |
| CN108040510B (en) | Hand propelled weeding device for vegetable planting | |
| CN208850188U (en) | A kind of careless machine of brush | |
| CN206978049U (en) | A kind of gardens grass mower | |
| CN201004819Y (en) | Horizontal rotary type cotton stalk puller | |
| CN107347623B (en) | Kelp cultivation and harvesting all-in-one machine | |
| CN220693786U (en) | Tea bud picking machine | |
| CN204810844U (en) | Agricultural automatic loosening tiller | |
| CN111194606A (en) | Convenient agricultural weeding device | |
| CN217905277U (en) | Trimming means is used in municipal garden suitable for not unidimensional bush |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |