CN2197795Y - Multifunction suspending rotary layered precision sowing machine - Google Patents
Multifunction suspending rotary layered precision sowing machine Download PDFInfo
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- CN2197795Y CN2197795Y CN94240416U CN94240416U CN2197795Y CN 2197795 Y CN2197795 Y CN 2197795Y CN 94240416 U CN94240416 U CN 94240416U CN 94240416 U CN94240416 U CN 94240416U CN 2197795 Y CN2197795 Y CN 2197795Y
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- 238000009331 sowing Methods 0.000 title claims abstract description 17
- 239000003337 fertilizer Substances 0.000 claims abstract description 63
- 239000002689 soil Substances 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 238000010899 nucleation Methods 0.000 claims description 45
- 210000003608 fece Anatomy 0.000 claims description 20
- 239000010871 livestock manure Substances 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000005096 rolling process Methods 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 239000011324 bead Substances 0.000 claims description 3
- 239000002362 mulch Substances 0.000 claims description 3
- 238000007598 dipping method Methods 0.000 claims description 2
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 241001236644 Lavinia Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 210000003371 toe Anatomy 0.000 description 1
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- Y02P60/142—
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- Sowing (AREA)
Abstract
The utility model provides a Multifunction suspending rotary layered precision sowing machine. The utility model is mainly composed of a machine frame, a ridge building mechanism, a furrow opening mechanism, a sowing mechanism, a fertilizing mechanism, a seed fertilizer box, a soil moisture layer pressing mechanism, a transmission mechanism and a suspending mechanism. The utility model is drawn by a mountain tai 12 tractor to carry out sowing operation in arid fields, and the operation of ridge building, furrow opening, basic fertilizing, sowing, soil moisture preserving by pressing, etc. can be completed once. The utility model has the advantages of multifunction, high work efficiency, fuel saving, layered seeds and fertilizer with the fertilizer is above the seeds, high precision, no limitation of the forward speed, flexible and convenient turnaround and turning and favorable soil moisture preserving and pressing effect.
Description
The utility model belongs to agricultural seeder machinery, the multi-functional hanging rotary layering precision planter of the fertile device of particularly a kind of band application.
Agricultural miniature sower great majority can only be finished sowing individual event operation at present, can not satisfy peasant's requirement.Patent documentation by retrieval, though the sower patent application kind of Chu Xianing was many in recent years, what have has the sowing and the two big basic functions of applying fertilizer concurrently.For example, 92226672 and No. 92241212 patents can both be finished the fertilising operation in sowing, but can not support ridger and pressure moisture in the soil.And for example, No. 93206900 patents though firming wheel load moisture in the soil is arranged, can not be applied fertilizer and support ridger.Again for example, No. 90203889 patents, though can finish sowing, fertilising, support ridger and the operation of pressure moisture in the soil simultaneously, it is the traction slidingtype, tune is inconvenient, and will drag with more high-power.Again for example, No. 90208172 patents, its major advantage are kind can broadcast simultaneously with fertilizer to execute, and can layering, and are fertile under kind, but still do not possess support ridger and press functions such as moisture in the soil.
Because individual event operations such as sowing, fertilising, support ridger, pressure moisture in the soil are finished several times, not only time-consuming work efficiency is low, and it is many to expend fuel, and soil is repeatedly tedded a lot of moisture that scatter and disappear, and the soil is repeatedly rolled by locomotive and forms and harden.
In view of the shortcoming and defect part of above-mentioned prior art, the purpose of this utility model is to collect the length of many families, keeps away the weak point of all families, develops a kind of more advanced multifunctional seed drill.It can once finish multi-mode operations such as sowing, fertilising, support ridger, pressure moisture in the soil, and plants to broadcast with the layering of fertile energy and execute; Because of adopting the hanging rotary structure, to reverse end for end very conveniently, power draw reduces.Thereby reach the raising work efficiency, fuel saving, the purpose of assurance seeding operation quality.
Above-mentioned purpose of the present utility model is realized by following technical proposals.
This sower is made up of frame, support ridger mechanism, ditcher mechanism, feed mechanism, fertilizer mechanism, seed manure case, pressure moisture in the soil mechanism, transmission mechanism and suspension haulage gear.Support ridger mechanism is installed in below the frame by three dark adjusting rods of limit.Ditcher mechanism is installed on the housiung separator by front tension bar.Feed mechanism and fertilizer mechanism are installed in below the seed manure case by bearing block.The seed manure case is installed on the perpendicular support of frame both sides.Press moisture in the soil mechanism to be installed in the frame rearmost end by bearing block.Two driving gears of transmission mechanism are installed in the two ends of pressing the moisture in the soil rolling axle respectively, and two driven gears are installed in the outwardly directed seeding axle sleeve in seed manure case both sides respectively and fertilizer expelling shaft puts, and two regulating wheels are installed in respectively about the seed manure case on the perpendicular frame.Hanging haulage gear is the traction bindiny mechanism of sower, is in frame the place ahead.
Above-mentioned frame is configured to by left frame, correct frame, front baffle, crossbeam and perpendicular propping up, and crossbeam is in the front portion, and two ends are welded on the framework of the left and right sides, respectively weld a perpendicular support above the framework of the left and right sides.
Above-mentioned support ridger mechanism is made of three dark adjusting rods of limit, two support ridger disk support bars and 12 support ridger disks.Three dark adjusting rods of limit have a root bead former frame frame the place ahead, and all the other two root beads are connected on the framework of the frame left and right sides.Limit the lower end of dark adjusting rod that support ridger disk support bar is installed, six support ridger disks are installed on the every support ridger disk support bar.
Above-mentioned support ridger disk by forward direction after diameter increase and all outward-dipping angle in disk top successively.
Above-mentioned ditcher mechanism is made of furrow plough, plough pull bar, fixed-site device, spring bearer plate, spring strut and spring.Have six groups, evenly distributing is installed on the crossbeam of frame.
Above-mentioned trench digging colter is step shape.The wedge angle of front end is longer, and it is darker to ditch, as fertile ditch; Latter half of shorter, it is more shallow to ditch, as kind of a ditch.Before have on the wedge angle two backward scrape the fertile platelet of earth mulch.
Above-mentioned seed manure case is a cuboid, in the middle of a diaphragm plate is arranged, preceding is fertile case, the back is kind of a case, 12 uniform outlets of two rows are arranged at the bottom, respectively with corresponding installations of seeding (fertilizer) device, the end respectively has one to remain and plant (fertilizer) outlet, is blocked by baffle plate.
Above-mentioned pressure moisture in the soil mechanism is made up of a squirrel-cage running roller and wheel shaft, bearing and bearing block.Its wheel shaft two ends is installed two driving gears.Running roller is bearing the sower own wt, the effect of existing pressure moisture in the soil, and dynamic again source function, in the pressure moisture in the soil of rolling forward, the driving gear that drives the wheel shaft two ends again rotates.
Above-mentioned transmission mechanism is by being installed in two driving gears, two driven gears that are installed in seed manure case both sides of pressing moisture in the soil running roller wheel shaft two ends, being installed in two Tension gear on the perpendicular support of seed manure case, and two chains are formed.Wherein the right is the sowing transmission mechanism, and the left side is for broadcasting fertile transmission mechanism.
The structure of above-mentioned feed mechanism and fertilizer mechanism is identical, is made up of limit the quantity of adjuster and kind (fertilizer) pipeline of driven gear drive assembly, seeding (fertilizer) axle, seeding (fertilizer) device, seeding (fertilizer).Wherein the driven gear drive assembly is made up of gear bush, bearing block, bearing and end ring.One end of seeding (fertilizer) axle is square, inserts the interior square hole of gear bush, and the other end has external screw thread, and kind of (fertilizer) adjuster of limiting the quantity of is installed, and installation six seedings (fertilizer) device is all arranged on seeding (fertilizer) axle.Each seeding unit is formed by shell, outer groove-wheel, blocking wheel, hairbrush and strap, and hairbrush is installed in the seed chamber, and the brush point inserts in the groove of outer groove-wheel, and the discharge rate that can accurately control seed is directly proportional with pace.Kind of (fertilizer) adjuster of limiting the quantity of tightens up nut by axle sleeve, bearing block, bearing kind and forms, be installed in a side of seed manure case by bearing block, adjust the axial location of seeding (fertilizer) axle by screw thread, thereby the outer groove-wheel that changes seeding unit stretches into the amount of stretching into of seed chamber, reaches precision metering device.Plant (fertilizer) pipeline upper end and link to each other with kind (fertilizer) chamber, the lower end links to each other with furrow plough.
Above-mentioned suspension haulage gear is three bar fluid pressure types, and two bars are following, and a bar is last, but operator's direct control hitch of tow tractor.When arriving edge of a field tune, hitch can lift the sower complete machine, tune finish land again in place, very flexible.
Major advantage of the present utility model is:
1, one-machine-multi-function once can be finished multi-mode operations such as support ridger, sowing, fertilising, suppression soil moisture conservation, and both fuel saving prevents that again soil from being tied by pressing plate;
2, seeding, fertilizer are accurate, and discharge capacity is regulated very convenient, has eliminated end play, and every mu of discharge capacity error is not more than 0.2 kilogram;
3, seed and fertilizer layering, fertilizer are applied fertilizer than the artificial broadcast and to be improved fertilizer efficiency 30% below seed;
4, soil layering, top layer dry ground are used for support ridger and build furrow, and seed is planted than damp soil, and suppression soil moisture conservation simultaneously, help keeping soil moisture, also are beneficial to pouring;
5, work efficiency height per hour can be finished drought and broadcast operation 5-6 mu;
6, support ridger and seeding (fertilizer) mechanism is rotary type, and power drain is less;
7, suspension type is turned flexible than towed tune;
8, the unit are amount of seed metering is not limited by pace, remains unchanged after seed and fertilizer density mix up, and does not leak the son of sowing seeds on the edge of a field;
9, squirrel-cage is pressed the moisture in the soil running roller, presses moisture in the soil effective, and is difficult for skidding.
Accompanying drawing 1 is the utility model left back oblique view.
Accompanying drawing 2 is left views of the present utility model.
Accompanying drawing 3 is right views of the present utility model.
Accompanying drawing 4 is front views of the present utility model.
Accompanying drawing 6 is seeding of the present utility model (fertilizer) structural scheme of mechanism.
Details are as follows to embodiment of the present utility model in conjunction with the accompanying drawings.
Figure 1 shows that overall structure should, the frame of sower is by left frame 1, correct frame 2, front baffle 3, crossbeam 4, perpendicular frame 5 in a left side and right perpendicular frame 6 constitute, and adopt square steel pipe to be welded into.Support ridger mechanism is installed in below the frame, by the dark adjusting rod 7,8,9 of limit, and support ridger disk support bar 10,11, support ridger disk 12 is formed.The seed manure case is a cuboid, is fixedly mounted on the perpendicular support 5 and 6, and be fertile case 14 before the case median septum 13, the back is kind of a case 15.Ditcher mechanism is installed on the housiung separator 4, is under the frame.Feed mechanism is installed in below kind of the case 15.Fertilizer mechanism is installed below the fertile case 14.It is last to press moisture in the soil mechanism to be installed in frame.Transmission mechanism is installed in the left and right sides.
Fig. 2 is a left view, can see the fertilizer transmission mechanism by fertilizer driving gear 16, driven gear 17, and regulating wheel 18 and chain 19 are formed.Driving gear 16 is installed on the left end head of pressing moisture in the soil wheel shaft 20, and driven gear 17 is installed on the axle sleeve of fertilizer expelling shaft.Regulating wheel 18 is installed on the perpendicular frame 5 in a left side.The 21st, the limit the quantity of bearing block of adjuster of seeding is installed on the left side wall panel of kind of case 15.
Fig. 3 is a right view, can see that the seeding transmission mechanism is made up of seeding driving gear 22, driven gear 23, regulating wheel 24 and chain 25.Driving gear 22 is installed on the right-hand member head of pressing moisture in the soil wheel shaft 20.Driven gear 23 is installed on the axle sleeve 27 of feed shaft 26, and regulating wheel 24 is installed on the right perpendicular frame 6.
Fig. 4 is a front view, as can be seen the position relation of support ridger mechanism symmetry installation.It can also be seen that the position relation of fertilizer mechanism 6 fertilizer apparatus 28 uniform installations under the seed manure case, the position relation of 6 uniform installations of furrow plough, and the installation site of hitch relation.Wherein 29 is to hang the lower link connecting axle, the 30th, hang the upper connecting rod connecting axle.
Also can find out the overall picture of pressing moisture in the soil mechanism from accompanying drawing 1, wherein 31 is that squirrel-cage is pressed the moisture in the soil running roller, and 20 press moisture in the soil wheel shaft, the 32nd, bearing block.It can also be seen that the position relation of 6 seeding unit 33 uniform installations of feed mechanism.
Fig. 5 is the ditcher mechanism schematic diagram, and wherein 34 is furrow ploughs, the 35th, and the plough pull bar, the 36th, the fixed-site device, the 37th, spring bearer plate, the 38th, spring strut, the 39th, spring, the 40th, the fertile platelet of earth mulch is scraped at the furrow plough tip.The 41st, the fertilizer pipeline, the upper end links to each other with fertilizer apparatus 28, and the lower end links to each other with furrow plough 34.The 42nd, the seeding pipeline, the upper end links to each other with seeding unit 33, and the lower end links to each other with furrow plough 34.
Fig. 6 is the feed mechanism schematic diagram, and fertilizer mechanism is identical with it.Form by limit the quantity of adjuster and seeding pipeline 42 5 parts of driven gear drive assembly, feed shaft 26, seeding unit 33, seeding.Wherein 27 is driven gear axle sleeves, the 43rd, and bearing block, the 44th, bearing, the 45th, end ring, the 46th, axle sleeve back-up ring.The 47th, seeding unit strap, the 48th, seeding unit outer groove-wheel, the 49th, seeding unit hairbrush, the 50th, seeding unit shell, the 51st, seeding unit blocking wheel.The 52nd, the adjuster axle sleeve back-up ring of limiting the quantity of, the 53rd, end ring, the 54th, bearing, the 55th, adjuster axle sleeve, the 56th, axle sleeve hold-down nut.The seeding unit 33 that only draws on feed shaft 26, its amount of seed metering size are to stretch into how many decisions in the seed chamber by outer groove-wheel 48, and the many more amount of seed meterings that put in are big more.Hairbrush 49 stretches in the groove of outer groove-wheel 48, can limit seed and flow out of control.One end of feed shaft 26 is processed into square toes, stretches in the square hole of axle sleeve 27; The other end is processed into screw rod, screws in the inner bolt hole of adjuster axle sleeve 55, and tightens up with hold-down nut 56.When driven gear 23 and axle sleeve 27 rotate together, drive feed shaft 26 and outer groove-wheel 48 and rotates together, seed is entered seeding pipeline 42 by outer groove-wheel dial-out seed chamber.Unclamp nut 56 when need adjusting amount of seed metering, just can make feed shaft about 26 move axially with spanner rotary axle box 55, thus change outer groove-wheel 48 stretch into seed chamber how much, fastening nut 56 again after mixing up.This adjustment mode not only can be transferred greatly but also fine-tuning, very convenient, has avoided existing handle type adjuster because of the not high defective of end play seeding precision is arranged.
The course of work of this sower is: advanced by three rod-type hydraulic lift mechanism tractor seeders by a Mount Taishan 12 type tractors.Press moisture in the soil running roller 31 almost to bear the sower total weight, running roller rolls when pressing moisture in the soil, driving wheel shaft 20 rotates, driving gear 16 and 22 on the wheel shaft two ends drives driven gear 17 and 23 by chain 19 and 25 respectively again and rotates, rotate simultaneously thereby drive seeding and fertilizer mechanism, finish seeding and fertilizer operation.Before trench digging, top layer, ground dry ground is promoted to form field to both sides by support ridger mechanism.Furrow plough is right after its post-trenching, and fertilizer falls into lower floor's zanjon earlier, and seed falls into the upper strata shallow ridges again.At last by the suppression soil moisture conservation.Every operation of sowing is once all finished.
When arriving edge of a field tune, operate three rod-type hydraulic hitches by the tractor operator seeder integral body is lifted, machine tune to be dragged is in place to be put down seeder again. This is more flexible than existing towed mechanism tune commonly used, and radius of turn is little, goes back because seeding (fertilizer) this moment mechanism stops operating, so do not leak sow seeds son and fertilizer on the edge of a field.
Claims (10)
1, a kind of multi-functional hanging rotary layering precision planter, by frame, support ridger mechanism, ditcher mechanism, feed mechanism, fertilizer mechanism, the seed manure case, press moisture in the soil mechanism, transmission mechanism and suspension haulage gear are formed, it is characterized in that support ridger mechanism is installed in below the frame by three dark adjusting rods of limit, ditcher mechanism is installed on the housiung separator by front tension bar, feed mechanism and fertilizer mechanism are installed in by bearing block that the seed manure case is installed on the perpendicular support of frame both sides below the seed manure case, press moisture in the soil mechanism to be installed in the frame rearmost end by bearing block, two driving gears of transmission mechanism are installed in the two ends of pressing the moisture in the soil rolling axle respectively, two driven gears are installed in the outwardly directed seeding axle sleeve in seed manure case both sides respectively and fertilizer expelling shaft puts, two regulating wheels are installed in respectively and erect about the seed manure case on the frame, hang haulage gear and are in frame the place ahead.
2, sower according to claim 1 is characterized in that frame is configured to by left frame, correct frame, front baffle, crossbeam and perpendicular propping up, and crossbeam is in the front portion, respectively welds a perpendicular support above the framework of the left and right sides.
3, sower according to claim 1, it is characterized in that support ridger mechanism is made of three dark adjusting rods of limit, two support ridger disk support bars and 12 support ridger disks, the dark adjusting rod of limit is welded in front baffle the place ahead, all the other two root beads are connected on the framework of the frame left and right sides, limit the lower end of dark adjusting rod that support ridger disk support bar is installed, six support ridger disks are installed on the every support bar.
4, according to claim 1 or 3 described sowers, it is characterized in that diameter increases successively after the support ridger disk is by forward direction, and all outward-dipping angle in disk top.
5, sower according to claim 1 is characterized in that ditcher mechanism is made of furrow plough, plough pull bar, fixed-site device, spring bearer plate, spring strut and spring, has six groups, and evenly distributing is installed on the crossbeam of frame.
6, sower according to claim 1 or 5, the colter that it is characterized in that ditching is step shape, anterior angle is longer, it is darker to ditch, latter half of shorter as fertile ditch, it is more shallow to ditch, as kind of a ditch, have on the preceding wedge angle two backward scrape the fertile platelet of earth mulch.
7, sower according to claim 1 is characterized in that the seed manure case is a cuboid, in the middle of a diaphragm plate is arranged, preceding is fertile case, the back is kind of a case, 12 uniform outlets of two rows are arranged at the bottom, respectively with the corresponding installation of seeding (fertilizer) device.
8, sower according to claim 1 is characterized in that pressing moisture in the soil mechanism to be made up of a squirrel-cage running roller and wheel shaft, bearing and bearing block, and its wheel shaft two ends is installed two driving gears.
9, sower according to claim 1, it is characterized in that transmission mechanism is by being installed in two driving gears, two driven gears that are installed in seed manure case both sides of pressing moisture in the soil rolling axle two ends, being installed in two regulating wheels on the perpendicular support of seed manure case, and two chains are formed, its the right is the sowing transmission mechanism, and the left side is for broadcasting fertile transmission mechanism.
10, sower according to claim 1, the structure that it is characterized in that seeding and fertilizer mechanism is identical, by the driven gear drive assembly, seeding (fertilizer) axle, seeding (fertilizer) device, limit the quantity of adjuster and kind (fertilizer) pipeline of seeding (fertilizer) formed, wherein the driven gear drive assembly is by gear bush, bearing block, bearing and end ring are formed, one end of seeding (fertilizer) axle is square, insert the interior square hole of gear bush, the other end has external screw thread, kind of (fertilizer) adjuster of limiting the quantity of is installed, uniform six seedings (fertilizer) device that is installed with on seeding (fertilizer) axle, plant (fertilizer) and limit the quantity of adjuster by axle sleeve, bearing block, bearing and clamp nut are formed, be installed in a side of seed manure case by bearing block, adjust kind of the axial location of (fertilizer) axle by screw thread, thereby the outer groove-wheel that changes seeding unit stretches into the amount of stretching into of seed chamber, reach precision metering device, plant (fertilizer) pipeline upper end and link to each other with kind (fertilizer) chamber, the lower end links to each other with furrow plough.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94240416U CN2197795Y (en) | 1994-05-05 | 1994-05-05 | Multifunction suspending rotary layered precision sowing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN94240416U CN2197795Y (en) | 1994-05-05 | 1994-05-05 | Multifunction suspending rotary layered precision sowing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2197795Y true CN2197795Y (en) | 1995-05-24 |
Family
ID=33847413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN94240416U Expired - Fee Related CN2197795Y (en) | 1994-05-05 | 1994-05-05 | Multifunction suspending rotary layered precision sowing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2197795Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100377636C (en) * | 2005-04-29 | 2008-04-02 | 臧均 | Self controlling location seeding mechine |
| CN103283354A (en) * | 2013-06-01 | 2013-09-11 | 徐子勇 | Fertilization applying and seeding device |
| CN103583126A (en) * | 2012-08-17 | 2014-02-19 | 株式会社久保田 | Fertilizer applicator |
| CN104054435A (en) * | 2014-05-30 | 2014-09-24 | 安徽灵杨农机制造有限公司 | Sowing machine |
| CN106255405A (en) * | 2014-04-28 | 2016-12-21 | 洋马株式会社 | Granule drawing mechanism, granule dissemination apparatus and distribution Operation Van |
| CN110574526A (en) * | 2019-10-25 | 2019-12-17 | 泗县伟达农机具有限公司 | maize fertilizing and seeding all-in-one |
| CN110651568A (en) * | 2019-09-26 | 2020-01-07 | 李冬杰 | Corn planting and sowing machine capable of simultaneously applying seed and fertilizer |
| CN111466184A (en) * | 2020-05-21 | 2020-07-31 | 刘燕 | Rapid fertilizing equipment for agricultural chemical fertilizer |
-
1994
- 1994-05-05 CN CN94240416U patent/CN2197795Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100377636C (en) * | 2005-04-29 | 2008-04-02 | 臧均 | Self controlling location seeding mechine |
| CN103583126A (en) * | 2012-08-17 | 2014-02-19 | 株式会社久保田 | Fertilizer applicator |
| CN103583126B (en) * | 2012-08-17 | 2015-12-16 | 株式会社久保田 | Fertilizer distributor |
| CN103283354A (en) * | 2013-06-01 | 2013-09-11 | 徐子勇 | Fertilization applying and seeding device |
| CN106255405A (en) * | 2014-04-28 | 2016-12-21 | 洋马株式会社 | Granule drawing mechanism, granule dissemination apparatus and distribution Operation Van |
| CN104054435A (en) * | 2014-05-30 | 2014-09-24 | 安徽灵杨农机制造有限公司 | Sowing machine |
| CN110651568A (en) * | 2019-09-26 | 2020-01-07 | 李冬杰 | Corn planting and sowing machine capable of simultaneously applying seed and fertilizer |
| CN110651568B (en) * | 2019-09-26 | 2021-08-20 | 朔州市骏宝宸农业科技股份有限公司 | Corn planting and sowing machine capable of simultaneously applying seed and fertilizer |
| CN110574526A (en) * | 2019-10-25 | 2019-12-17 | 泗县伟达农机具有限公司 | maize fertilizing and seeding all-in-one |
| CN111466184A (en) * | 2020-05-21 | 2020-07-31 | 刘燕 | Rapid fertilizing equipment for agricultural chemical fertilizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |