CN2667862Y

CN2667862Y - Pneumatic precision seed planter

Info

Publication number: CN2667862Y
Application number: CNU2003201049760U
Authority: CN
Inventors: 逄国安; 赵正才
Original assignee: WAFANGDIAN CITY PRECISION PLANTER MANUFACTURING Co Ltd
Current assignee: WAFANGDIAN CITY PRECISION PLANTER MANUFACTURING Co Ltd
Priority date: 2003-10-23
Filing date: 2003-10-23
Publication date: 2005-01-05
Anticipated expiration: 2013-10-23

Abstract

The utility model provides a pneumatic precision seed planter, which comprises a main beam, an upper suspension bracket, a lower suspension bracket, two marking gages, a blower fan, a seed fertilizer box, two land wheel assemblies and 2-4 work single machines; two marking gages are installed on both side ends of the main beam, and the upper suspension bracket and the lower suspension bracket are fixed at the middle part of the main beam; the blower fan is installed on the upper suspension bracket, and the seed fertilizer box is fixed on the main beam through a support; the utility model is characterized in that; 2-4 work single machines and two land wheel assemblies are paralleled and connected in parallel on the main beam, and two rows or four rows of federation tillage machines are formed; the stubble breaking, ditching and fertilizing can be directly conducted on the non-ploughing wheat stubble ground by the utility model; the sowing can also be conducted on the corn stubble land after the stalks are returned to field; the processes of circular disc ditching, sowing, earth backing, pressing, etc. Can be done once. The utility model has the advantages of rushing farming season, deterring soil erosion, anti-drought, anti-waterlogging, increasing the organic matter of the soil, improving the soil structure, saving man hour, seeds and energy resource, increasing output, etc.

Description

A kind of air inhaling type fine sowing machine

(1) technical field

The utility model relates to a kind of agricultural machinery, particularly relates to a kind of air inhaling type fine sowing machine.

(2) background technology

Along with high speed development of national economy, the continuous progress of China's agricultural science and technology, the agricultural machinery that the productivity development is more and more faster, also more and more urgent for the demand of agricultural machinery, particularly many to events in operation, that versatility is wide, comprehensive utilization ratio is high.At present, there are many problems in actual use in existing sower, one of its problem is that seeding accuracy is not high, because seeding apparatus adopts outer groove-wheel or interior grooved pulley type seeding mostly, cause that uneven sowing is even, hole rate is high, promptly having wasted seed has increased thinning work again, and two of its problem is the service life that complex structure, transmission resistance are big, mechanical wear seriously, had both reduced complete machine, increase energy resource consumption again, also strengthened production cost simultaneously.Three of its problem is profiling ability, causes chain operation not steady.

(3) summary of the invention

In order to solve the problem that above-mentioned prior art exists, the utility model provides a kind of air inhaling type fine sowing machine, and this machine is made up of 2-4 operation monomer, and can once finish operations such as side deep fertilizing, water furrow planting, suppression of soil.

The technical scheme that adopts is:

A kind of air inhaling type fine sowing machine comprises, girder, last hanger bracket, following hanger bracket, two markers, blower fan, seed manure case, two land wheels combinations and 2-4 operation units.Two markers are installed in the both side ends of girder, and last hanger bracket and following hanger bracket are fixed on the middle part of girder, and blower fan is installed on the hanger bracket, and the seed manure case is fixed on the girder by support.Its main points are that 2-4 operation unit and the parallel connection of two land wheel combined parallels are assemblied on the girder, form two row or four lines combines.

The operation unit comprises applicator boot, feeler mechanism, seeding ditcher mechanism, suppression of soil mechanism.Applicator boot is installed on the girder.The seeding ditcher mechanism is assemblied on the girder by feeler mechanism, and suppression of soil mechanism is installed in the rear portion of sowing and ditching mechanism.

Described feeler mechanism comprises front arm, two linking arms and a brace, and front arm is fixed on the girder, has an axle bed on the front arm, and the front end of two horizontal support arms is connected with the front arm axle.The rear end of two horizontal support arms is by being bolted on the linking arm, and the hinged nut interlocking that passes through of an end of brace is on front arm, and its lower end is hinged on the cross bar of rear end between two horizontal support arms.

Described seeding ditcher mechanism comprises seeding unit and plough.Seeding unit is fixed on the linking arm of feeler mechanism rear end.Have air-suction chamber, seed chamber on the seeding unit, seed chamber is by being bolted in the air-suction chamber, air-suction chamber is fixed on the back arm of feeler mechanism, be equiped with seed plate and seeding unit in the seed chamber, seed plate is installed on the feed shaft, is equiped with the seeding sprocket wheel on the feed shaft, and seed chamber connects by discharging tube and seed-box, seed-box is fixed on the seeding unit, and air-suction chamber links by negative pressure pipe and blower fan.Plough is arranged on the below of seeding unit, and by on the linking arm that is bolted to the feeler mechanism rear end.

Described suppression of soil mechanism, comprise press wheel, press wheel is installed in one by the suppression wheel carrier and adjusts on the support, and do adjustment up and down on the support can adjusted, adjust support by being bolted to the rear end of seeding unit, the both sides of adjusting support are equiped with covering device respectively, and covering device can be done the unsteady adjustment of vertical dip angle.

There is a sleeve pipe upper end of described left and right sides covering device solid welding respectively, and sleeve pipe is nested with on the hanging scroll of seeding unit rear end both sides solid welding.Solid welding has an earthing to draw on the sleeve pipe, and earthing draws by spring and described adjustment support and connects.

The utility model can directly carry out the fertilising of breaking trench digging on the field from which wheat has been reaped of not ploughing, also can sow behind straw-returning at the corn stub land, and operations such as disk water furrow planting, earth backing, suppression are once finished.The utility model not only can be robbed farming season, stops water and soil loss, drought resisting is waterlogging-resistant, increase soil organic matter, improve soil structure, can also save a large amount of man-hours, seed, the energy increase output etc.

(4) description of drawings

Fig. 1 is the structural representation of a kind of embodiment of the utility model.

Fig. 2 is the assembling schematic diagram of two operation units of the utility model.

(5) embodiment

See also accompanying drawing, a kind of air inhaling type fine sowing machine of the present utility model comprises girder 1, goes up hanger bracket 2, hanger bracket 3, two markers 4, blower fan 5, seed manure case 20, two land wheel combinations and two operation units down.

Two land wheel combinations comprise land wheel 6 and land wheel 7, and

land wheel

6 and 7 is installed on two bogie arm cards 9 by bogie arm 8 respectively, and two bogie arm cards 9 are fixed on the both sides of girder 1 by U type card silk.The equal one in the rear portion of two bogie arm cards 9 is provided with axle bed.Be equipped with same square shaft 10 in the axle bed at two bogie arm card 9 rear portions.Be separately installed with sprocket wheel 11 and sprocket wheel 12 on the wheel shaft of two land wheels 6,7.Last hanger bracket 2 and following hanger bracket 3 are fixed on the middle part of girder 1 by U type card silk.Blower fan 5 is fixed on the hanger bracket 2.Two markers 4 are installed in the both side ends of girder 1, seed manure case 20 be installed in one with support 46 that girder 1 is fixedlyed connected on, seed manure case 20 is made one by seed-box and chemical fertilizer case and is constituted, the below of seed manure case 20 is provided with a fertilizer expelling shaft 43, and fertilizer expelling shaft 43 is supported by a plurality of axle beds that are fixed on seed manure case 20 bottoms.One row fat sprocket 44 is installed on the fertilizer expelling shaft 43.

Two job ticket facility have identical 26S Proteasome Structure and Function, and it comprises, applicator boot 13, feeler mechanism, seeding ditcher mechanism, suppression of soil mechanism.The upper end of applicator boot 13 is fixed on the girder 1 by U type card line, and there is fertilizer guiding tube 48 its lower end, and fertilizer guiding tube 48 links by defertilizing tube 42 and seed manure case 20.

Feeler mechanism comprises front arm 14, two horizontal support arms 15 and braces 17.Front arm 14 is fixed on the girder 1 by U type card silk, and its rear portion one is provided with axle bed.The front end of two horizontal support arms 15 is assemblied on the front arm 14, and its rear end is by being bolted on the linking arm 16.The rear portion of two horizontal support arms 15 is equipped with a cross support arm 21.One end of brace 17 passes through the nut interlocking on the riser of front arm 14, its other end is hinged on the cross support arm 21, the front arm 14 that is equiped with 49, two operation monomers of spring on the brace 17 is assemblied on the same square shaft 10 by axle bed and two bogie arm cards 9 at its rear portion.

The seeding ditcher mechanism comprises seeding unit 19 and plough 18.Seed manure case 20 is fixed on the seeding unit 19.Have seed chamber and air-suction chamber on the seeding unit 19, seed chamber is by being bolted in the air-suction chamber, and air-suction chamber is by on the linking arm 16 that is bolted to the feeler mechanism rear portion.Seed chamber is connected with seed manure case 20 by discharging tube 47, and air-suction chamber connects with blower fan 5 by negative pressure pipe 26.Be equiped with feed shaft 22 and feed shaft 23 on the seeding chamber of two operation units respectively, be separately installed with sprocket wheel 24 and sprocket wheel 25 on feed shaft 22 and the row's axle 23.Plough 18 is arranged on the below of seeding unit 19, and by being bolted on the linking arm 16.

Suppression of soil mechanism comprises press wheel 27, left and right sides covering device 28.Press wheel 27 is installed on the suppression wheel carrier 29, and suppression wheel carrier 29 is installed on the fixed support 30, and fixed support 30 comprises a fixed connecting plate 31 and a square tube 32.Fixed connecting plate 31 is by being bolted on the seeding unit, and there is a jack at the rear portion of square tube 32, and the jack at square tube 32 rear portions is passed in the upper end of suppression wheel carrier 29, and fixes with jackscrew, and suppression wheel carrier 29 can be done to adjust up and down by jackscrew.Covering device 28 is by trailing bar 39 and fix that pole 38, earthing on it draws 40, spring 45 constitutes, and left and right sides covering device 28 is installed on the hanging scroll 36 of fixed support 30 both sides solid weldings by the sleeve pipe of its pole 38 top solid weldings respectively.Solid welding has earth backing to draw 40 on the sleeve pipe of pole 38 upper ends, and earth backing draws 40 to be connected with fixed support 30 by spring 45, and left and right sides covering device 28 can be done the unsteady adjustment of vertical dip angle.

The running part of operation unit is driven by square shaft 10 by two

land wheels

6,7, is equiped with

drive sprocket

33,34,35 and 37,41 on the square shaft 10.Drive sprocket 33,37 connects with sprocket wheel 11 and sprocket wheel 12 on two land axles mutually by sprocket wheel respectively; Drive sprocket 34,35 connects with sprocket wheel 24 and sprocket wheel 25 on two operation unit feed shafts 22,23 mutually by chain respectively, and drive sprocket 41 links by the row fat sprocket 44 on chain and the fertilizer expelling shaft 43.

Claims

1, a kind of air inhaling type fine sowing machine, comprise, girder (1), last hanger bracket (2), following hanger bracket (3), two markers (4), blower fan (5), seed manure case (20), two land wheel combinations and 2-4 operation unit, two markers (4) are installed in the both side ends of girder (1), last hanger bracket (2) and following hanger bracket (3) are fixed on the middle part of girder (1), blower fan (5) is installed on the hanger bracket (2), seed manure case (20) is fixed on the girder (1) by support (46), it is characterized in that 2-4 operation unit and the parallel connection of two land wheel combined parallels are assemblied on the girder, form two row or four lines combines;

The operation unit, comprise applicator boot (13), feeler mechanism, seeding ditcher mechanism, suppression of soil mechanism, applicator boot (13) is installed on the girder (1), and sowing and ditching mechanism is assemblied on the girder (1) by feeler mechanism, and suppression of soil mechanism is installed in the rear portion of seeding ditcher mechanism.

2, a kind of air inhaling type fine sowing machine according to claim 1, it is characterized in that described feeler mechanism, comprise front arm (14), two horizontal support arms (15) and a brace (17), front arm (14) is fixed on the girder (1), front arm has an axle bed on (14), the front end of two horizontal support arms (15) is coupling on the axle bed of front arm (14), the rear end of two horizontal support arms (15) is by being bolted on the linking arm (16), on front arm (14), its lower end is hinged on the cross support arm (21) of rear end between two horizontal support arms (15) one end of brace (17) by the nut interlocking.

3, a kind of air inhaling type fine sowing machine according to claim 1, it is characterized in that described seeding ditcher mechanism, comprise seeding unit (19) and plough (18), seeding unit (19) is fixed on the linking arm (16) of feeler mechanism rear end, seeding unit has air-suction chamber on (19), seed chamber, seed chamber is by being bolted in the air-suction chamber, air-suction chamber is fixed on the linking arm (16) of the rear end of feeler mechanism, be equiped with feed shaft (22) and feed shaft (23) on the seed chamber of two operation monomers respectively, be equiped with seeding sprocket wheel (24) on the feed shaft (22), be equiped with seeding sprocket wheel (25) on the feed shaft (23), seed chamber connects by discharging tube (47) and seed manure case (20), seed manure case (20) is fixed on the seeding unit (19), air-suction chamber links by negative pressure pipe (26) and blower fan (5), plough (18) is arranged on the below of seeding unit (19), and by on the linking arm (16) that is bolted to the feeler mechanism rear end.

4, a kind of air inhaling type fine sowing machine according to claim 1, it is characterized in that described suppression of soil mechanism, comprise press wheel (27), left and right sides covering device (28), press wheel (27) is installed on the fixed support (30) by suppression wheel carrier (29), and can go up at fixed support (30) and do to adjust up and down, fixed support (30) is by being bolted to the rear end of seeding unit (19), and two covering devices are installed in the both sides of fixed support (30), and can do the unsteady adjustment of vertical dip angle.

5, a kind of air inhaling type fine sowing machine according to claim 4, it is characterized in that described left and right sides covering device (28) pole (38) the upper end respectively solid welding one sleeve pipe is arranged, sleeve pipe is nested with in fixed support (30) both sides solid welding on hanging scroll (36), solid welding has an earthing to draw (40) on the sleeve pipe, and earthing draws (40) to connect by spring (45) and fixed support (30).