CN110140450B - Scarifier is used in gardens - Google Patents
Scarifier is used in gardens Download PDFInfo
- Publication number
- CN110140450B CN110140450B CN201910503169.1A CN201910503169A CN110140450B CN 110140450 B CN110140450 B CN 110140450B CN 201910503169 A CN201910503169 A CN 201910503169A CN 110140450 B CN110140450 B CN 110140450B
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- slider
- frame
- supporting
- shaft
- rotary blade
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/02—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel
- A01B33/021—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs with tools on horizontal shaft transverse to direction of travel with rigid tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B33/00—Tilling implements with rotary driven tools, e.g. in combination with fertiliser distributors or seeders, with grubbing chains, with sloping axles, with driven discs
- A01B33/08—Tools; Details, e.g. adaptations of transmissions or gearings
- A01B33/087—Lifting devices; Depth regulation devices; Mountings
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention discloses a scarifier for gardens and mainly relates to the technical field of garden machinery. The rotary cultivator frame comprises a frame, one side at the top of frame is equipped with the handrail frame, one side that the handrail frame was kept away from to the frame articulates there is the support frame, the bottom of support frame is equipped with a plurality of spout, be equipped with first slider, second slider in the spout, be equipped with reset spring between first slider and the second slider, one side that first slider was kept away from to the second slider is equipped with the support arm, the one end that the second slider was kept away from to the support arm is equipped with the back shaft, the back shaft level runs through the support arm, be equipped with the rotary blade on the back shaft. The invention has the beneficial effects that: can adjust the degree of depth of loosening the soil of rotary blade, and the rotary blade adopts the support that floats, when hard things such as stone were touched to the rotary blade, the stone gave the reaction force of rotary blade and makes the rotary blade move up automatically, can avoid damaging the rotary blade, reduces the cost of maintaining the use.
Description
Technical Field
The invention relates to the technical field of garden machinery, in particular to a scarifier for gardens.
Background
The scarifier is a garden machine commonly used, mainly used soil scarification, and it is very extensive to use, but current scarifier still has a series of problems when using, because there is ground unevenness's phenomenon in gardens more, and the current scarifier's the degree of depth of loosening the soil is mostly fixed, during the use, has the position that can't loosen the soil, and has hard thing such as stone in soil, and when using, rotary blade collides with the stone, may injure rotary blade.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a garden scarifier which can be suitable for uneven ground or hard objects such as stones in soil, the garden scarifier can adjust the scarification depth of rotary blades, the rotary blades are supported in a floating mode, when the rotary blades touch the hard objects such as stones, the rotary blades automatically move upwards due to the reactive force of the stones applied to the rotary blades, the rotary blades can be prevented from being damaged, and the maintenance and use cost is reduced.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a scarifier for gardens comprises a frame, wherein one side of the top of the frame is provided with a handrail frame, the bottom of the frame is provided with wheels, one side of the frame, which is away from the handrail frame, is hinged with a support frame, one side of the support frame, which is close to the frame, is provided with a jack, one end of the jack is hinged with the support frame, the other end of the jack is hinged with the frame, the support frame is provided with a gasoline engine, the bottom of the support frame is provided with a plurality of chutes, the chutes are arranged along the length direction of the support frame, the top ends of the chutes are provided with support blocks, the support blocks are fixedly connected with the chutes, the support blocks are provided with adjusting screws, the adjusting screws penetrate through the support blocks and are in threaded connection with the support blocks, first slide blocks are arranged in the chutes, the bottom ends of the adjusting screws are abutted against the first slide blocks, one side of the first slide blocks, which is away from the support blocks, is provided with second slide blocks, the first sliding block and the second sliding block are both connected with a sliding groove in a sliding manner, a reset spring is arranged between the first sliding block and the second sliding block, a supporting arm is arranged on one side, away from the first sliding block, of the second sliding block, a limiting block matched with the second sliding block is arranged at one end, away from the supporting block, of the sliding groove, a through hole matched with the supporting arm is formed in the limiting block, one end of the supporting arm extends out of the sliding groove through the through hole, a supporting shaft is arranged at one end, away from the second sliding block, of the supporting arm, the supporting shaft horizontally penetrates through the supporting arm, a rotary tillage cutter is arranged on the supporting shaft, a first universal joint is arranged at one end of the supporting shaft, a second universal joint is arranged at the other end of the supporting shaft, a first spline shaft is fixedly connected to one end, away from the supporting shaft, of the first universal joint, a first spline sleeve matched with the first spline shaft is fixedly connected to one end, away from the supporting shaft, of the second universal joint, the both ends of the bottom of support frame all are equipped with the backup pad, be equipped with the pivot in the backup pad, one of them the pivot is connected with the gasoline engine transmission, one of them the pivot is close to the one end of adjacent back shaft and is connected with the second spline cover through third universal joint, and the one end that another pivot is close to adjacent back shaft is connected with the second spline axle through fourth universal joint, the pivot is connected with adjacent back shaft transmission.
And a balancing weight is arranged at the bottom of the frame.
And a knob is arranged at the top of the adjusting screw.
The bottom of first slider is equipped with the first inserted bar that suits with reset spring, the top of second slider is equipped with the second inserted bar that suits with reset spring.
Compared with the prior art, the invention has the beneficial effects that:
the jack can adjust the included angle between the support frame and the frame, can adjust the height of the rotary blade, further adjust the soil loosening depth of the rotary blade, can adjust the soil loosening depth of the rotary blade when the ground is uneven, the first sliding block and the second sliding block can slide in the sliding grooves, the return springs provide floating support for the rotary blade, when the resistance force applied to the rotary blade is greater than the pressure provided by the return springs, the rotary blade moves upwards, the return springs are compressed, when the resistance force applied to the rotary blade is less than the pressure provided by the return springs, the return springs push the second sliding block, the rotary blade moves to a working state, each sliding groove corresponds to a pair of rotary blades, when a rotary blade touches hard objects such as stones and the like in the soil loosening process, the rotary blade automatically moves upwards due to the reaction force applied to the rotary blade, other rotary blades work normally, can avoid damaging the rotary blade and reduce the maintenance and use cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the chute;
fig. 3 is a schematic diagram of the transmission structure of the present invention.
The reference numbers in the drawings: 1. a frame; 2. a handrail frame; 3. a wheel; 4. a support frame; 5. a jack; 6. a gasoline engine; 7. a chute; 8. a support block; 9. adjusting screws; 10. a first slider; 11. a second slider; 12. a return spring; 13. a support arm; 14. a limiting block; 15. a support shaft; 16. a rotary blade; 17. a first universal joint; 18. a second universal joint; 19. a first spline shaft; 20. a first spline housing; 21. a support plate; 22. a rotating shaft; 23. a second spline housing; 24. a second spline shaft; 25. a balancing weight; 26. a knob; 27. a first plunger; 28. a second plunger; 29. a third universal joint; 30. and a fourth universal joint.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
The invention relates to a scarifier for gardens, which comprises a frame 1, wherein a handrail frame 2 is arranged on one side of the top of the frame 1, and wheels 3 are arranged at the bottom of the frame 1. Frame 1 keeps away from one side of handrail frame 2 and articulates there is support frame 4, one side that support frame 4 is close to frame 1 is equipped with jack 5, the one end of jack 5 is articulated with support frame 4, and the other end is articulated with frame 1, and the contained angle between support frame 4 and the frame 1 is adjustable, through the length of adjustment jack 5, can adjust the contained angle between support frame 4 and the frame 1, can adjust the height of rotary blade 16, and then adjust the degree of depth that loosens the soil of rotary blade 16, can adjust the degree of depth that loosens the soil of rotary blade 16 when ground is unsmooth. The support frame 4 is provided with a gasoline engine 6, and the gasoline engine 6 is used for driving the rotary tillage cutter 16 to work. The bottom of support frame 4 is equipped with a plurality of spout 7, spout 7 arranges along the length direction of support frame 4, spout 7 and support frame 4 fixed connection. The top of spout 7 is equipped with supporting shoe 8, supporting shoe 8 and spout 7 fixed connection, be equipped with adjusting screw 9 on the supporting shoe 8, with the screw hole that adjusting screw 9 suited, adjusting screw 9 runs through supporting shoe 8 and with supporting shoe 8 threaded connection. Be equipped with first slider 10 in the spout 7, the bottom and the first slider 10 butt of adjusting screw 9, one side that supporting shoe 8 was kept away from to first slider 10 is equipped with second slider 11, first slider 10, second slider 11 all with spout 7 sliding connection, first slider 10, second slider 11 all can slide at spout 7. A return spring 12 is arranged between the first slider 10 and the second slider 11, the return spring 12 provides a floating support for the rotary blade 16, when the resistance of the rotary blade 16 is greater than the pressure provided by the return spring 12, the rotary blade 16 moves upwards, the return spring 12 is compressed, and when the resistance of the rotary blade 16 is less than the pressure provided by the return spring 12, the return spring 12 pushes the second slider 11, and the rotary blade 16 moves to a working state. The adjusting screw 9 is rotated to adjust the maximum distance between the first slider 10 and the second slider 11, so that the pressure provided by the return spring 12 to the rotary blade 16 can be adjusted, and the rotary blade can be applied to different soils. One side of the second slider 11, which is far away from the first slider 10, is provided with a supporting arm 13, one end of the chute 7, which is far away from the supporting block 8, is provided with a limiting block 14 which is adapted to the second slider 11, and the limiting block 14 prevents the supporting block 8 from sliding out of the chute 7. The limiting block 14 is provided with a through hole matched with the supporting arm 13, the supporting arm 13 can slide in the through hole, and one end of the supporting arm 13 extends out of the sliding groove 7 through the through hole. A supporting shaft 15 is arranged at one end of the supporting arm 13 far away from the second sliding block 11, the supporting shaft 15 horizontally penetrates through the supporting arm 13, a rotary tillage blade 16 is arranged on the supporting shaft 15, a first universal joint 17 is arranged at one end of the supporting shaft 15, a second universal joint 18 is arranged at the other end of the supporting shaft 15, a first spline shaft 19 is fixedly connected at one end of the first universal joint 17 far away from the supporting shaft 15, a first spline housing 20 matched with the first spline shaft 19 is fixedly connected at one end of the second universal joint 18 far away from the supporting shaft 15, the first spline shafts 19 on two adjacent supporting shafts 15 are inserted into the first spline housing 20 for power transmission, the first spline shafts 19 can slide in the first spline housing 20, the first universal joint 17 and the second universal joint 18 can ensure that the power can still be stably transmitted when the first spline shafts 19 and the first spline housing 20 incline, and ensure that when a rotary tillage blade 16 moves upwards, each rotary blade can normally rotate. The two ends of the bottom of the support frame 4 are respectively provided with a support plate 21, the support plates 21 are provided with rotating shafts 22, one of the rotating shafts 22 is in transmission connection with the gasoline engine 6, one end of one of the rotating shafts 22 close to the adjacent support shaft 15 is connected with a second spline sleeve 23 through a third universal joint 29, one end of the other rotating shaft 22 close to the adjacent support shaft 15 is connected with a second spline shaft 24 through a fourth universal joint 30, the rotating shaft 22 and the adjacent support shaft 15 are in transmission connection with the second spline sleeve 23 or the first spline sleeve 20 and the second spline shaft 24 through a first spline shaft 19, each sliding groove 7 is corresponding to a pair of rotary blades 16, when one rotary blade touches hard objects such as stone and the like in the process of loosening the soil, the rotary blade is automatically moved upwards by the reaction force given by the stone, other rotary blades normally work, and can avoid the rotary blade being touched, the maintenance and use cost is reduced.
In order to improve the working stability of the invention, the bottom of the frame 1 is provided with a counterweight 25.
In order to adjust the pretightening force of the return spring, a knob 26 is arranged at the top of the adjusting screw 9.
In order to prevent the return spring from falling off from the sliding chute, a first insertion rod 27 adapted to the return spring 12 is arranged at the bottom end of the first sliding block 10, a second insertion rod 28 adapted to the return spring 12 is arranged at the top end of the second sliding block 11, and the first insertion rod 27 and the second insertion rod 28 are both inserted into the return spring 12.
Example (b): the invention relates to a garden scarifier, which comprises a frame 1, wherein the frame 1 is formed by welding square pipes, one side of the top of the frame 1 is provided with a handrail frame 2, the handrail frame 2 is a U-shaped frame formed by bending round pipes, the handrail frame 2 is welded on the frame 1, and the bottom of the frame 1 is provided with wheels 3. Frame 1 keeps away from that one side of handrail frame 2 articulates there is support frame 4, and support frame 4 is formed by square tube welding, one side that support frame 4 is close to frame 1 is equipped with jack 5, articulated elements and support frame 4 are passed through to jack 5's one end, and the other end passes through articulated elements and frame 1 is articulated, and the contained angle between support frame 4 and the frame 1 is adjustable, through the length of adjustment jack 5, can adjust the contained angle between support frame 4 and the frame 1, can adjust the height of rotary blade 16, and then adjusts the degree of depth of loosening the soil of rotary blade 16, can adjust the degree of depth of loosening the soil of rotary blade 16 when ground is unsmooth. Preferably, in order to improve the working stability of the invention, the bottom of the frame 1 is provided with the counterweight 25, so that the overturning caused by the large amplitude when the support frame 4 extends forwards when the included angle between the support frame 4 and the frame 1 is adjusted can be avoided, and the integral balance of the invention is ensured. The support frame 4 is provided with a gasoline engine 6, the gasoline engine 6 is fixed on the support frame through bolts, and the gasoline engine 6 is used for driving the rotary tillage cutter 16 to work. The bottom welding of support frame 4 has a plurality of spout 7, spout 7 arranges along the length direction of support frame 4. The chute 7 is made of C-shaped channel steel, a supporting block 8 is welded at the top end of the chute 7, an adjusting screw 9 and a threaded hole matched with the adjusting screw 9 are arranged on the supporting block 8, the axial direction of the threaded hole is parallel to the length direction of the chute 7, and the adjusting screw 9 penetrates through the supporting block 8 and is in threaded connection with the supporting block 8. Be equipped with first slider 10 in the spout 7, the bottom of adjusting screw 9 and the top surface butt of first slider 10, one side that supporting shoe 8 was kept away from to first slider 10 is equipped with second slider 11, and first slider 10, second slider 11 all can slide at spout 7. A return spring 12 is arranged between the first slider 10 and the second slider 11, the return spring 12 provides a floating support for the rotary blade 16, when the resistance of the rotary blade 16 is greater than the pressure provided by the return spring 12, the rotary blade 16 moves upwards, the return spring 12 is compressed, and when the resistance of the rotary blade 16 is less than the pressure provided by the return spring 12, the return spring 12 pushes the second slider 11, and the rotary blade 16 moves to a working state. The adjusting screw 9 is rotated to adjust the maximum distance between the first slider 10 and the second slider 11, so that the pressure provided by the return spring 12 to the rotary blade 16 can be adjusted, and the rotary blade can be applied to different soils. Preferably, in order to facilitate the adjustment of the preload of the return spring, a knob 26 is provided on the top of the adjusting screw 9, and the top of the adjusting screw 9 is embedded in the knob 26. Further, in order to prevent the return spring from falling off from the sliding groove, a first insertion rod 27 adapted to the return spring 12 is arranged at the bottom end of the first slider 10, a second insertion rod 28 adapted to the return spring 12 is arranged at the top end of the second slider 11, the outer diameters of the first insertion rod 27 and the second insertion rod 28 are adapted to the inner diameter of the return spring 12, and the first insertion rod 27 and the second insertion rod 28 are inserted into the return spring 12. One side of the second sliding block 11, which is far away from the first sliding block 10, is welded with a supporting arm 13 along the length direction of the sliding groove 7, one end of the sliding groove 7, which is far away from the supporting block 8, is welded with a limiting block 14 which is adaptive to the second sliding block 11, and the limiting block 14 is used for preventing the supporting block 8 from sliding out of the sliding groove 7. The limiting block 14 is provided with a through hole matched with the supporting arm 13, the supporting arm 13 can slide in the through hole, and one end of the supporting arm 13 extends out of the sliding groove 7 through the through hole. The one end that second slider 11 was kept away from to support arm 13 is equipped with back shaft 15, back shaft 15 level runs through support arm 13, install rotary blade 16 on the back shaft 15, the one end welding of back shaft 15 has first universal joint 17, and the other end welding has second universal joint 18, the one end welding that back shaft 15 was kept away from to first universal joint 17 has first integral key shaft 19, the one end welding that back shaft 15 was kept away from to second universal joint 18 has first integral key shaft 19 that suits with first integral key shaft 19, and first integral key shaft 19 on two adjacent back shafts 15 inserts in first integral key shaft 20 for transmission power. The depth of insertion of the first spline shaft 19 into the first spline housing 20 is such that the first spline shaft 19 does not slip out of the first spline housing 20 after the return spring 12 is compressed to the limit due to the support arm 13 moving up. The first spline shaft 19 can slide in the first spline housing 20, the first universal joint 17 and the second universal joint 18 can ensure that the first spline shaft 19 and the first spline housing 20 can still stably transmit power when inclining, and each rotary blade can normally rotate when a certain rotary blade 16 moves upwards. The two ends of the bottom of the support frame 4 are welded with support plates 21, the support plates 21 are horizontally provided with rotating shafts 22, one of the rotating shafts 22 and the gasoline engine 6 are in transmission, one end of one of the rotating shafts 22, which is close to the adjacent support shaft 15, is connected with a second spline sleeve 23 through a third universal joint 29, one end of the other rotating shaft 22, which is close to the adjacent support shaft 15, is connected with a second spline shaft 24 through a fourth universal joint 30, the rotating shaft 22 and the adjacent support shaft 15 are in transmission connection through a first spline shaft 19 and the second spline sleeve 23 or a first spline sleeve 20 and the second spline shaft 24, each sliding groove 7 is corresponding to a pair of rotary blades 16, when one rotary blade touches hard objects such as stone and the like in the soil loosening process, the rotary blade automatically moves upwards due to the reaction force given by stones to the rotary blade, and other rotary blades work normally, can avoid damaging the rotary blade and reduce the maintenance and use cost.
Claims (4)
1. The utility model provides a loosening tiller is used in gardens, includes frame (1), one side at the top of frame (1) is equipped with handrail frame (2), the bottom of frame (1) is equipped with wheel (3), its characterized in that: a support frame (4) is hinged to one side, far away from the armrest frame (2), of the frame (1), a jack (5) is arranged on one side, close to the frame (1), of the support frame (4), one end of the jack (5) is hinged to the support frame (4), the other end of the jack is hinged to the frame (1), a gasoline engine (6) is arranged on the support frame (4), a plurality of sliding chutes (7) are arranged at the bottom of the support frame (4), the sliding chutes (7) are arranged along the length direction of the support frame (4), supporting blocks (8) are arranged at the top ends of the sliding chutes (7), the supporting blocks (8) are fixedly connected with the sliding chutes (7), adjusting screws (9) are arranged on the supporting blocks (8), the adjusting screws (9) penetrate through the supporting blocks (8) and are in threaded connection with the supporting blocks (8), first sliders (10) are arranged in the sliding chutes (7), and the bottom ends of the adjusting screws (9) are abutted to the first sliders (10), a second slider (11) is arranged on one side, away from the supporting block (8), of the first slider (10), the first slider (10) and the second slider (11) are both connected with the sliding groove (7) in a sliding manner, a return spring (12) is arranged between the first slider (10) and the second slider (11), a supporting arm (13) is arranged on one side, away from the first slider (10), of the second slider (11), a limiting block (14) matched with the second slider (11) is arranged at one end, away from the supporting block (8), of the sliding groove (7), a through hole matched with the supporting arm (13) is formed in the limiting block (14), one end of the supporting arm (13) extends out of the sliding groove (7) through the through hole, a supporting shaft (15) is arranged at one end, away from the second slider (11), of the supporting arm (13), the supporting shaft (15) horizontally penetrates through the supporting arm (13), and a rotary tillage cutter (16) is arranged on the supporting shaft (15), one end of the supporting shaft (15) is provided with a first universal joint (17), the other end of the supporting shaft is provided with a second universal joint (18), one end, far away from the supporting shaft (15), of the first universal joint (17) is fixedly connected with a first spline shaft (19), one end, far away from the supporting shaft (15), of the second universal joint (18) is fixedly connected with a first spline sleeve (20) matched with the first spline shaft (19), supporting plates (21) are arranged at two ends of the bottom of the supporting frame (4), rotating shafts (22) are arranged on the supporting plates (21), one of the rotating shafts (22) is in transmission connection with the gasoline engine (6), one end, close to the adjacent supporting shaft (15), of one of the rotating shafts (22) is connected with a second spline sleeve (23) through a third universal joint (29), and one end, close to the adjacent supporting shaft (15), of the other rotating shaft (22) is connected with a second spline shaft (24) through a fourth universal joint (30), the rotating shaft (22) is in transmission connection with the adjacent supporting shaft (15).
2. A ripper for gardens as claimed in claim 1, wherein: and a balancing weight (25) is arranged at the bottom of the frame (1).
3. A ripper for gardens as claimed in claim 1, wherein: the top of the adjusting screw (9) is provided with a knob (26).
4. A ripper for gardens as claimed in claim 1, wherein: the bottom of first slider (10) is equipped with first inserted bar (27) that suits with reset spring (12), the top of second slider (11) is equipped with second inserted bar (28) that suits with reset spring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503169.1A CN110140450B (en) | 2019-06-11 | 2019-06-11 | Scarifier is used in gardens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910503169.1A CN110140450B (en) | 2019-06-11 | 2019-06-11 | Scarifier is used in gardens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110140450A CN110140450A (en) | 2019-08-20 |
| CN110140450B true CN110140450B (en) | 2021-10-01 |
Family
ID=67590990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910503169.1A Active CN110140450B (en) | 2019-06-11 | 2019-06-11 | Scarifier is used in gardens |
Country Status (1)
| Country | Link |
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| CN (1) | CN110140450B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115968596B (en) * | 2022-12-23 | 2023-09-12 | 江苏金云农业装备有限公司 | Straw crushing rotary tillage soil preparation machine |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1026668A1 (en) * | 1980-03-12 | 1983-07-07 | Кубанский Ордена Трудового Красного Знамени Сельскохозяйственный Институт | Rotary soil tilling implement |
| CN2681999Y (en) * | 2004-03-08 | 2005-03-02 | 威海广泰空港设备有限公司 | Power transmission device for airplane tractors |
| CN102806940B (en) * | 2012-08-15 | 2015-04-29 | 奇瑞汽车股份有限公司 | Steering transmission intermediate shaft |
| CN104982108B (en) * | 2015-06-10 | 2017-04-05 | 吉林大学 | A kind of no-tillage seeding machine band ravels soil mechanism |
| CN206895141U (en) * | 2017-07-10 | 2018-01-19 | 石城县松湖林业化工有限公司 | A kind of forest plantation loosenning tiller |
| CN208808521U (en) * | 2017-11-28 | 2019-05-03 | 黄佳伟 | A kind of medical hammer of adjustable hitting dynamics |
| CN208113238U (en) * | 2018-03-10 | 2018-11-20 | 林彩全 | A kind of novel garden loosenning tiller |
| CN208159532U (en) * | 2018-04-20 | 2018-11-30 | 郑州永丰生物肥业有限公司 | A kind of ridging laminating machine earthing disk floating presure hold-down device |
| CN208831573U (en) * | 2018-08-10 | 2019-05-07 | 吴江市金诺通风减震设备厂 | A kind of damper of adjustable elastic force |
| CN109315092A (en) * | 2018-12-14 | 2019-02-12 | 安徽池杨茶业有限公司 | A kind of agricultural rotary cultivator attachment |
-
2019
- 2019-06-11 CN CN201910503169.1A patent/CN110140450B/en active Active
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| CN110140450A (en) | 2019-08-20 |
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