CN203251583U - Six-row inter-row seeder - Google Patents
Six-row inter-row seeder Download PDFInfo
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- CN203251583U CN203251583U CN2012207077481U CN201220707748U CN203251583U CN 203251583 U CN203251583 U CN 203251583U CN 2012207077481 U CN2012207077481 U CN 2012207077481U CN 201220707748 U CN201220707748 U CN 201220707748U CN 203251583 U CN203251583 U CN 203251583U
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Abstract
The utility model belongs to the technical field of agricultural machines and relates to a six-row inter-row seeder. A corrugated scarifier is fixedly connected to the front end of a rack and the height of the corrugated scarifier can be adjusted through a bolt. A fertilizer box is fixedly connected to the upper portion of the front of the rack. A sliding cutter furrow opening device is fixedly connected to the rack of the lower portion of the fertilizer box. A combination stubble dodging ground wheel is hinged to a connection point in the middle of the rack. The height of the combination stubble dodging ground wheel can be adjusted through an adjusting screw. A seed box is fixedly connected to a rack of the rear portion of the fertilizer box. A double-disc furrow opening device is fixedly connected to a rack below the seed box. A disc covering device is fixedly connected to the rear of a seed box supporting frame. A press wheel is hinged to the lower end of the seed box supporting box of the rear of the disc covering device. The six-row inter-row seeder is suitable for seeding among rows and can reliably walk on a stubble field and influences on transmission and seeding by stubbles are avoided. The six-row inter-row seeder can loosen soil of a furrow and finish a series of seeding work such as deep fertilization, seeding, covering, pressing and can be widely applied to inter-row seeding at a ridge culture place.
Description
Technical field
The utility model belongs to agricultural machinery technological field, is specifically related to sower between a kind of six every trades.
Background technology
Corn and wheat, paddy rice also claim world's Three major grain crops, there is long plantation historical in China, because it is the cereal crops of high yield, stable yields, again the important raw and processed materials of non-staple foodstuff, medicine, chemical industry and the indispensable high-quality feed of developing animal husbandry simultaneously, from the seed to the stalk, bract all has been widely used.Therefore, cultivated area is vast in China, and is widely distributed, and according to statistics, national maize sown area is about 2,700 ten thousand hectares.
Traditional planting patterns of northern China corn on dry land is, turns over after will returning crop stocks to the field or carry out the arable land after the results autumn, rakes the soil level spring, whole ground, prepares kind of a bed, then sowing.Repeatedly stir soil in the whole operation process, the soil moisture loss is serious, and machine enters ground often, and energy consumption is large, and soil is compacted, and therefore promoting no-tillage is very necessary as technology.Its main feature is to cover ground to reduce the evaporation of rainwater rainwash and moisture with the straw of crops and stubble, improves rainwater utilization; Break tillage pan by subsoiling, be conducive to the lower growth that blends crop root of rainwater, set up underground reservoir drought resisting water drainage; Straw rots to form a large amount of organic matters, increases soil fertility, improves soil aggregate, retains and conserve soil moisture; Utilize no-tillage, minimal till technology, few loss of moisture of breaking ground less reduces the destruction to the soil topsoil; Reduce production costs, protection of the environment promotes the sustainable and stable development of agricultural.Have no to query, tillage-free precision seeder is applied an important topic that becomes China's agricultural machinery popularization.
Summary of the invention
The utility model purpose be for stubble-field in the ranks on the ridge under the cooperating type, satisfy a kind of seeding machinery that keeps the Design of Precision Planter on the former stubble agriculture requirement basis after the operation.
The utility model mainly by frame 1, ripple ridge buster 2, fertile case 3, plant that case 4, disk coverer 5, press wheel 6, double disk opener 7, combined type are kept away stub land wheel 8, runner boot 9 forms, wherein ripple ridge buster 2 is fixed in frame 1 front end, and ripple ridge buster 2 can be regulated height by bolt; Fertile case 3 is fixed in frame 1 front upper part, and runner boot 9 is fixed in the frame 1 of fertile case 3 bottoms, and combined type is kept away stub land wheel 8 and is articulated in frame 1 middle part tie point, and combined type is kept away stub land wheel 8 and can be regulated height by adjusting screw; Kind case 4 is fixed in the frame 1 at fertile case 3 rear portions, and double disk opener 7 is fixed in the frame 1 of kind of case 4 belows, and disk coverer 5 is fixed in kind of box bracket 31 rear portions, and press wheel 6 is articulated in the lower end of the kind box bracket 31 at disk coverer 5 rear portions.
Described ripple ridge buster 2 is comprised of ripple knife rest 10 and ripple cutter 11, and ripple knife rest 10 upper ends are connected with frame 1, and highly adjustable, and ripple knife rest 10 lower ends and ripple cutter 11 are flexibly connected.
Described fertile case 3 is comprised of fertile box bracket 12, fertile casing 13, fertilizer apparatus 14 and row fat sprocket 15, fertile box bracket 12 lower ends and frame 1 are affixed, fertile box bracket 12 upper ends and fertile casing 13 are affixed, fertilizer apparatus 14 is fixed on fertile casing 13 bottoms, and row fat sprocket 15 is kept away the sprocket chain transmission of stub land wheel 8 by chain and combined type.
Described runner boot 9 is comprised of applicator boot 16, fulcrum bar of the spring 17, straight pin 18, fixed handle 19, spring pressure pad 22, Compress Spring 21 and spring catch 20, fixed handle 19 upper ends and frame 1 are affixed, fixed handle 19 lower ends are affixed through straight pin 18 and applicator boot 16 tops, applicator boot 16 middle parts are connected with fulcrum bar of the spring 17 1 ends through spring catch 20, and Compress Spring 21 is connected with fulcrum bar of the spring 17 other ends through spring pressure pad 22.
Described combined type is kept away stub land wheel 8 by land wheel Connection Block 23, land wheel support arm 24, keep away stubble wheel 25, intermediate transmission sprocket wheel 26, chain 27, double chain wheel tensioning apparatus 28, overdrive clutch sprocket wheel 29 and land axle 30 form, wherein land wheel support arm 24 upper ends and land wheel Connection Block 23 are hinged, land wheel support arm 24 lower ends are through land axle 30 and keep away 25 flexible connections of stubble wheel, the overdrive clutch sprocket wheel is housed on the land axle 30, be connected with intermediate transmission sprocket wheel 26 chains through chain 27, chain 27 has double chain wheel tensioning apparatus 28 to carry out tensioning in the centre position by deployment, and the centre position of chain 27 is equipped with double chain wheel tensioning apparatus 28.
Described kind of case 4 is comprised of kind of a case bearing 31, kind casing 32, seeding unit 33 and seeding sprocket wheel 34, it is hinged with frame 1 wherein to plant case bearing 31, kind casing 32, kind case bearing 31, seeding unit 33 are fixed in kind of casing 32 bottoms, the sprocket chain that seeding sprocket wheel 34 is kept away stub land wheel 8 through chain and combined type is connected, and seeding unit 33 inside are equipped with broadcast leakage checkout gear 49.
Described double disk opener 7 is comprised of double disk opener handle 35, two disk I 36 and two disk II 37, two disk I 36 and two disk II 37 are flexibly connected with double disk opener handle 35 lower ends, two disk I 36 and two disk II 37 front ends engagement, the rear end separates, and being angle θ is 12～15 °; Double disk opener handle 35 upper ends are affixed with kind case bearing 31.
Described disk coverer 5 is comprised of earthing dish 39, bolt 38, bearing 40, cambered axle 42 and bearing block 41, cambered axle 42 1 ends are flexibly connected with the bearing 40 that is fixed in bearing block 41, earthing dish 39 is affixed through bolt 38 and bearing block 41, and cambered axle 42 other ends are connected with frame 1.
Described press wheel 6 is comprised of press wheel gripper shoe I 44, press wheel gripper shoe II 46, back shaft 43, adjusting screw 45, inflated wheel 47 and suppression wheel shaft 48, press wheel gripper shoe I 44 and press wheel gripper shoe II 46 1 ends are flexibly connected through back shaft 43 and kind case bearing 31, press wheel gripper shoe I 44 and press wheel gripper shoe II 46 middle parts and adjusting screw 45 are flexibly connected, and press wheel gripper shoe I 44 and press wheel gripper shoe II 46 other ends are flexibly connected through suppression wheel shaft 48 and inflated wheel 47.
The sowing function solves the difficult problem of no-tillage seeding and peasant's industry of falling ridge culture well between the utility model six every trades, and these facility have following advantages:
1) once finishes down the ridge and in the ranks sow, sow effective.
2) adopt runner boot and double disk opener, the amount of breaking ground is little, is beneficial to soil moisture conservation.
3) the ripple disk ripper can become flexible soil to be broadcast, and sows effective.
4) in the ranks the Design of Precision Planter combined type is kept away stubble wheel and is land wheel, the walking of land wheel intermediate space is at the toothing place during operation, substantially do not bump toothing on the ground, keep former stubble after the operation, satisfy on the toothing alley and precise sowing under the cooperating type alternately in the ranks, land wheel power take-off end sprocket wheel configuration freewheel clutch, prevent that land wheel when counter-rotating is on the impact of associated components, its properity and technical merit are better than at present widely used castellated arrangement of clutch, can further be applied on other mechanical counnter attack check parts.
5) design double chain wheel tensioning apparatus in the middle of intermediate propeller shaft and each the drill unit driving chain is realized the tensioning function of arbitrfary point in the drill unit profiling floating scope.
6) seeding unit has the broadcast leakage checkout gear, can monitor at any time the sowing situation.
7) implement structure of design is compact, and can alleviate peasant's labour intensity, enhances productivity.
In a word, the utility model is that a kind of the employing is fit to the seeder of sowing in the ranks.This function is reliably walked at stubble-field, avoids the root stubble on the impact of transmission and sowing, and can become flexible furrow soil, finishes a series of seeding operations such as deep fertilizer spraying, sowing, earthing and suppression, can be widely used in the ridge culture area and in the ranks sow.
Description of drawings
Fig. 1 is sower structural representation between six every trades
Fig. 2 is ripple ridge buster end view
Fig. 3 is ripple ridge buster vertical view
Fig. 4 is fertile case end view
Fig. 5 is the runner boot end view
Fig. 6 is that combined type is kept away stub land wheel end view
Fig. 7 is kind of a case end view
Fig. 8 is the double disk opener end view
Fig. 9 is the double disk opener cutaway view
Figure 10 is the disk coverer cutaway view
Figure 11 is the press wheel vertical view
Figure 12 is the press wheel end view
Figure 13 is the seeding unit perspective view
wherein: 1. frame, 2. ripple ridge buster, 3. fertile case, 4. kind case, 5. disk coverer, 6. press wheel, 7. double disk opener, 8. combined type is kept away the stub land wheel, 9. runner boot, 10. ripple knife rest, 11. ripple, 12. the fertile casing of fertile box bracket 13., 14. fertilizer apparatus, 15. row fat sprocket, 16. applicator boot, 17. fulcrum bar of the spring, 18. straight pin, 19. fixed handle, 20. spring catch, 21. Compress Spring, 22. spring pressure pad, 23. land wheel Connection Block, 24. land wheel support arm, 25. keep away stubble wheel 26. intermediate transmission sprocket wheels, 27. chain, 28. double chain wheel tensioning apparatus, 29. overdrive clutch sprocket wheel, 30. land axle, 31. plant the case bearing, 32. kind casing, 33. feed mechanism for seed, 34. seeding sprocket wheel, 35. double disk opener handle, 36. two disk I, , 37. two disk II, 38. bolt, 39. earthing dish, 40. bearing, 41. bearing block, 42. cambered axle, 43. back shaft, 44. press wheel gripper shoe I, 45. adjusting screw, 46. press wheel gripper shoe II, 47. inflated wheel, 48. suppression wheel shaft, 49. broadcast leakage checkout gear
Embodiment
The present invention mainly by frame 1, ripple ridge buster 2, fertile case 3, plant that case 4, disk coverer 5, press wheel 6, double disk opener 7, combined type are kept away stub land wheel 8, runner boot 9 forms, wherein ripple ridge buster 2 is fixed in frame 1 front end, and ripple ridge buster 2 can be regulated height by bolt; Fertile case 3 is fixed in frame 1 front upper part, and runner boot 9 is fixed in the frame 1 of fertile case 3 bottoms, and combined type is kept away stub land wheel 8 and is articulated in frame 1 middle part tie point, and combined type is kept away stub land wheel 8 and can be regulated height by adjusting screw; Kind case 4 is fixed in the frame 1 at fertile case 3 rear portions, and double disk opener 7 is fixed in the frame 1 of kind of case 4 belows, and disk coverer 5 is fixed in kind of box bracket 31 rear portions, and press wheel 6 is articulated in the lower end of the kind box bracket 31 at disk coverer 5 rear portions.
Frame 1 is the bindiny mechanism of complete machine, and front end can be connected with the tractor rear hitch.Ripple ridge buster 2 is installed on the frame 1, can regulate pine soil depth by bolt.Fertile case 3 is installed in frame 1 front upper part, is the fertilizer mechanism of complete machine.Runner boot 9 is installed on the frame of fertile case 3 bottoms, is the fertilising ditching device.Combined type is kept away stub land wheel 8 and is hinged on the frame 1, has adjusting screw can regulate height, and land axle can drive respectively fertilizer apparatus by sprocket wheel, chain and seeding unit rotates.Plant case 4 and be arranged on the frame at fertile case 3 rear portions, drive by land wheel and realize seeding.Double disk opener 7 is arranged on the frame of kind of case 4 belows, is the ditcher mechanism of sowing.Disk coverer 5 is installed in the rear portion of kind of box bracket 31, is casing mechanism.Press wheel 6 is installed on the kind box bracket 31 at disk coverer 5 rear portions, can realize soil packing.
Described ripple ridge buster 2 is comprised of ripple knife rest 10 and ripple cutter 11, and ripple knife rest 10 upper ends are connected with frame 1, and highly adjustable, and ripple knife rest 10 lower ends and ripple cutter 11 are flexibly connected.
Described fertile case 3 is comprised of fertile box bracket 12, fertile casing 13, fertilizer apparatus 14 and row fat sprocket 15, fertile box bracket 12 lower ends and frame 1 are affixed, fertile box bracket 12 upper ends and fertile casing 13 are affixed, fertilizer apparatus 14 is fixed on fertile casing 13 bottoms, and row fat sprocket 15 is kept away the sprocket chain transmission of stub land wheel 8 by chain and combined type.
Described runner boot 9 is comprised of applicator boot 16, fulcrum bar of the spring 17, straight pin 18, fixed handle 19, spring pressure pad 22, Compress Spring 21 and spring catch 20, fixed handle 19 upper ends and frame 1 are affixed, fixed handle 19 lower ends are affixed through straight pin 18 and applicator boot 16 tops, applicator boot 16 middle parts are connected with fulcrum bar of the spring 17 1 ends through spring catch 20, and Compress Spring 21 is connected with fulcrum bar of the spring 17 other ends through spring pressure pad 22.When runner boot 9 ran into the resistance that exceeds design at work, applicator boot 16 is rotating avoiding backward, avoided fixed handle 19 parts damages such as grade.
Described combined type keep away stub land wheel 8 by land wheel Connection Block 23, land wheel support arm 24, keep away stubble wheel 25, intermediate transmission sprocket wheel 26, chain 27, double chain wheel tensioning apparatus 28, overdrive clutch sprocket wheel 29 and land axle 30 and form, wherein land wheel support arm 24 upper ends and land wheel Connection Block 23 are hinged, land wheel support arm 24 lower ends are through land axle 30 and keep away 25 flexible connections of stubble wheel, the overdrive clutch sprocket wheel is housed on the land axle 30, be connected with intermediate transmission sprocket wheel 26 chains through chain 27, chain 27 has double chain wheel tensioning apparatus 28 to carry out tensioning in the centre position by deployment.
Described kind of case 4 is comprised of kind of a case bearing 31, kind casing 32, seeding unit 33 and seeding sprocket wheel 34, it is hinged with frame 1 wherein to plant case bearing 31, kind casing 32, kind case bearing 31, seeding unit 33 are fixed in kind of casing 32 bottoms, the sprocket chain that seeding sprocket wheel 34 is kept away stub land wheel 8 through chain and combined type is connected, seeding unit 33 inside are equipped with broadcast leakage checkout gear 49, when seed when continuously appearance does not touch broadcast leakage checkout gear 49 in predetermined time interval, then broadcast leakage appears in system's judgement, and send sounding and lighting alarm, need stop operation this moment, fixes a breakdown.
Described double disk opener 7 is comprised of double disk opener handle 35, two disk I 36 and two disk II 37, two disk I 36 and two disk II 37 are flexibly connected with double disk opener handle 35 lower ends, two disk I 36 and two disk II 37 front ends engagement, the rear end separately, be angle θ, θ is 12～15 °; Double disk opener handle 35 upper ends are affixed with kind case bearing 31.
Described disk coverer 5 is comprised of earthing dish 39, bolt 38, bearing 40, cambered axle 42 and bearing block 41, cambered axle 42 1 ends are flexibly connected with the bearing 40 that is fixed in bearing block 41, earthing dish 39 is affixed through bolt 38 and bearing block 41, and cambered axle 42 other ends are connected with frame 1.
Described press wheel 6 is comprised of press wheel gripper shoe I 44, press wheel gripper shoe II 46, back shaft 43, adjusting screw 45, inflated wheel 47 and suppression wheel shaft 48, press wheel gripper shoe I 44 and press wheel gripper shoe II 46 1 ends are flexibly connected through back shaft 43 and kind case bearing 31, press wheel gripper shoe I 44 and press wheel gripper shoe II 46 middle parts and adjusting screw 45 are flexibly connected, and press wheel gripper shoe I 44 and press wheel gripper shoe II 46 other ends are flexibly connected through suppression wheel shaft 48 and inflated wheel 47.
Claims (9)
1. sower between an every trade, mainly by frame (1), ripple ridge buster (2), fertile case (3), plant that case (4), disk coverer (5), press wheel (6), double disk opener (7), combined type are kept away stub land wheel (8), runner boot (9) forms, it is characterized in that ripple ridge buster (2) wherein is fixed in frame (1) front end, and ripple ridge buster (2) can be regulated height by bolt; Fertile case (3) is fixed in frame (1) front upper part, runner boot (9) is fixed in the frame (1) of fertile case (3) bottom, combined type is kept away stub land wheel (8) and is articulated in frame (1) middle part tie point, and combined type is kept away stub land wheel (8) and can be regulated height by adjusting screw; Kind case (4) is fixed in the frame (1) at fertile case (3) rear portion, double disk opener (7) is fixed in the frame (1) of kind of a case (4) below, disk coverer (5) is fixed in kind of a box bracket (31) rear portion, and press wheel (6) is articulated in the lower end of the kind box bracket (31) at disk coverer (5) rear portion.
2. by sower between six every trades claimed in claim 1, it is characterized in that described ripple ridge buster (2) is comprised of ripple knife rest (10) and ripple cutter (11), ripple knife rest (10) upper end is connected with frame (1), and highly adjustable, ripple knife rest (10) lower end and ripple cutter (11) are flexibly connected.
3. by sower between six every trades claimed in claim 1, it is characterized in that described fertile case (3) is comprised of fertile box bracket (12), fertile casing (13), fertilizer apparatus (14) and row fat sprocket (15), fertile box bracket (12) lower end and frame (1) are affixed, fertile box bracket (12) upper end is affixed with fertile casing (13), fertilizer apparatus (14) is fixed on fertile casing (13) bottom, and row fat sprocket (15) is kept away the sprocket chain transmission of stub land wheel (8) by chain and combined type.
4. by sower between six every trades claimed in claim 1, it is characterized in that described runner boot (9) is by applicator boot (16), fulcrum bar of the spring (17), straight pin (18), fixed handle (19), spring pressure pad (22), Compress Spring (21) and spring catch (20) form, fixed handle (19) upper end is affixed with frame (1), fixed handle (19) lower end is affixed through straight pin (18) and applicator boot (16) top, applicator boot (16) middle part is connected with fulcrum bar of the spring (17) one ends through spring catch (20), and Compress Spring (21) is connected with fulcrum bar of the spring (17) other end through spring pressure pad (22).
5. by sower between six every trades claimed in claim 1, it is characterized in that described combined type keeps away stub land wheel (8) by land wheel Connection Block (23), land wheel support arm (24), keep away stubble wheel (25), intermediate transmission sprocket wheel (26), chain (27), double chain wheel tensioning apparatus (28), overdrive clutch sprocket wheel (29) and land axle (30) form, wherein land wheel support arm (24) upper end is hinged with land wheel Connection Block (23), land wheel support arm (24) lower end is through land axle (30) and keep away stubble wheel (25) flexible connection, land axle is equipped with the overdrive clutch sprocket wheel on (30), be connected with intermediate transmission sprocket wheel (26) chain through chain (27), the centre position of chain (27) is equipped with double chain wheel tensioning apparatus (28).
6. by sower between six every trades claimed in claim 1, it is characterized in that described kind of case (4) is by kind of a case bearing (31), plant casing (32), seeding unit (33) and seeding sprocket wheel (34) form, it is hinged with frame (1) wherein to plant case bearing (31), plant casing (32), plant case bearing (31), seeding unit (33) is fixed in kind of a casing (32) bottom, the sprocket chain that seeding sprocket wheel (34) is kept away stub land wheel (8) through chain and combined type is connected, and seeding unit (33) inside is equipped with broadcast leakage checkout gear (49).
7. by sower between six every trades claimed in claim 1, it is characterized in that described double disk opener (7) is comprised of double disk opener handle (35), two disk I (36) and two disk II (37), two disk I (36) and two disk II (37) are flexibly connected with double disk opener handle (35) lower end, two disk I (36) and two disk II (37) front end engagement, the rear end separately, be angle θ, θ is 12～15 °; Double disk opener handle (35) upper end is affixed with kind case bearing (31).
8. by sower between six every trades claimed in claim 1, it is characterized in that described disk coverer (5) is comprised of earthing dish (39), bolt (38), bearing (40), cambered axle (42) and bearing block (41), cambered axle (42) one ends are flexibly connected with the bearing (40) that is fixed in bearing block (41), earthing dish (39) is affixed through bolt (38) and bearing block (41), and cambered axle (42) other end is connected with frame (1).
9. by sower between six every trades claimed in claim 1, it is characterized in that described press wheel (6) is by press wheel gripper shoe I (44), press wheel gripper shoe II (46), back shaft (43), adjusting screw (45), inflated wheel (47) and suppression wheel shaft (48) form, press wheel gripper shoe I (44) and press wheel gripper shoe II (46) one ends are flexibly connected through back shaft (43) and kind case bearing (31), press wheel gripper shoe I (44) and press wheel gripper shoe II (46) middle part are flexibly connected with adjusting screw (45), and press wheel gripper shoe I (44) and press wheel gripper shoe II (46) other end are flexibly connected through suppression wheel shaft (48) and inflated wheel (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207077481U CN203251583U (en) | 2012-12-19 | 2012-12-19 | Six-row inter-row seeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207077481U CN203251583U (en) | 2012-12-19 | 2012-12-19 | Six-row inter-row seeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203251583U true CN203251583U (en) | 2013-10-30 |
Family
ID=49464203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207077481U Expired - Fee Related CN203251583U (en) | 2012-12-19 | 2012-12-19 | Six-row inter-row seeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203251583U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104541632A (en) * | 2015-01-26 | 2015-04-29 | 辽宁省农业机械化研究所 | Small power-operated stubble-cutting, non-tillage, seeding and fertilizer-applying machine |
| CN108391485A (en) * | 2018-05-08 | 2018-08-14 | 武汉衡固光电科技有限公司 | Compound seeder |
| CN114711000A (en) * | 2021-01-05 | 2022-07-08 | 中国农业机械化科学研究院呼和浩特分院有限公司 | Double-disc furrow opener for mixed sowing and fertilizing of pasture |
-
2012
- 2012-12-19 CN CN2012207077481U patent/CN203251583U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104541632A (en) * | 2015-01-26 | 2015-04-29 | 辽宁省农业机械化研究所 | Small power-operated stubble-cutting, non-tillage, seeding and fertilizer-applying machine |
| CN108391485A (en) * | 2018-05-08 | 2018-08-14 | 武汉衡固光电科技有限公司 | Compound seeder |
| CN114711000A (en) * | 2021-01-05 | 2022-07-08 | 中国农业机械化科学研究院呼和浩特分院有限公司 | Double-disc furrow opener for mixed sowing and fertilizing of pasture |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131030 Termination date: 20131219 |