CN2153927Y - Rice direct seeder - Google Patents

Abstract

The utility model relates to a rice direct seeder, which belongs to the rice seeders. The utility model is characterized in that the utility model is composed of a traction machine head, a ship hull, a seeding apparatus, etc., the seeding apparatus adopts a seed discharging device with a movable bottom, the seed discharging device can discharge the seeds upwards, the seed discharging device adopts a blade type middle land wheel arranged on the ship hull to drive, and the combined type operation of field leveling, furrow opening, ridge building, seeding, seed pressing, etc. can be completed through one time. The utility model has the advantages of simple structure, convenient operation, low cost, broad seeding width, high seeding precision, high work efficiency, etc., and the utility model can meet the requirement of seeding different rice such as the hybrid rice, the conventional rice, the bud rice growing, the coating rice, etc.

Description

Rice direct seeder

The utility model belongs to a kind of rice seeder.

Before the utility model was announced, agricultural machinery research institute in Shenyang City's had once showed a kind of small-sized rice seeder.This sower is by the traction head, and hull and seeding apparatus are formed, and utilizes the power of head, directly drives seed shaft by the soft transmission of steel wire rope.Described seeding apparatus is made up of seed-box, grain conductor and seed wheel three parts.This seed wheel is a cylindrical cylinder that has again bowl-shape funneling groove on it, goes out kind of a submode with flood and finishes the seeding process.This machine can more general field piece operation.But because the hull of this machine part is not installed washboard, when operation, can flood seed rice on the adjacent row because of the muddy water wave, this machine per hour can only be sowed 2-3 mu simultaneously, and sown scope only about 1.5 meters (six row seed rice) thereby production efficiency not high enough, exist problems such as structure more complicated and manufacturing cost be higher simultaneously.

Task of the present utility model is to overcome the deficiency of prior art, develop a kind of paddy planter that the smart amount of wide sown scope, sowing is higher and productivity ratio is higher of suitable paddy-field-working, this machine should have simple in structure, outstanding advantages such as easy to use and economical character is better, can disposablely finish multiple operations such as flat field, trench digging, bedding, sowing and pressure kind, be satisfied with conventional rice or hybrid rice, the precision drilling requirement of dressing rice and bud kind rice.

The utility model is achieved through the following technical solutions:

A kind of rice seeder, by hull of a nose towing, seeding apparatus is housed on it, this device and a transmission mechanism interlock, this seeding apparatus is by seed-box, seeding unit and grain conductor are formed, hull is made by steel plate or plank, its front end is curved to upwarp, the hull both sides are provided with washboard 2, and the ditch device 10 that drags that the stern bottom is fixed with down boot-shaped is wheeled upward seeding unit seeding and that have false bottom 13 of a kind of sulculus with the certain thickness ditch plate 11 that drags, said seeding unit 6 are arranged, said transmission mechanism is a vane type land wheel that is positioned at hull afterbody middle part, and this land wheel is by the line of travel and said seeding unit sheave 17 interlocks of sprocket wheel nationality hull.

Seeding unit is by seeds discharging box 12, and false bottom 13, sheave 17, shelves are planted sheet 18 and blocked wheel 19 and constitute.This false bottom 13 has a train wheel bridge 14, lower plate 15 and clamping bolt are formed, tightened up rubber 16 between the last lower plate, this lower plate 15 has a right-angle side in the face of the sheave direction, its outer rim is near sheave, rubber 16 stretches out the outer rim of said lower plate right angle face, just in time drop on the groove surface of said sheave 17, one end of this false bottom is by the supporting of box wall, and by sheave 17 supportings, this false bottom drives this false bottom and beats the other end according to the rotation of sheave by rubber 16, and finish the task of covering each groove surface successively, make the sheave that rotates from bottom to top, the seed rice of seed-box is discharged by upper outlet continuously, and drop on equably on the sowing furrow face through grain conductor.

Rubber shelves kind sheet 18 is housed at the seed export place of seeds discharging box, and this retaining kind of sheet is installed in the top of another box wall of false bottom (sheave at interval), and it is 65 ° of angles installations with the position of sheave.The lower limb of retaining kind of sheet 18 has certain clearance apart from the sheave top, and this gap is adjustable, so that adapt to the requirement of different size seed rice (for example bud kind).

At the rear (respectively correspondence and grain conductor) of this hull afterbody near grain conductor 5, the radial type arc that can rise and fall is housed presses kind of a plate, make the seed rice that just drops on the furrow face gently be pressed into mud.In addition, the ditch device that drags on the hull is mainly used in out the railway carriage or compartment ditch, its position is in hull bottom afterbody central authorities, dragging the ditch plate that drags of furrow ditch is the rectangle batten, one side is close on the floor, another side is to mud face (furrow face) projection, and this plate becomes vertical arrangement alow, and distance each other equals line-spacing and is parallel to each other.

Drawing explanation and each unit number of accompanying drawing are as follows:

Fig. 1: be the utility model general structure schematic diagram

Fig. 2: be hull vertical view of the present utility model

Fig. 3: be hull side view of the present utility model

Fig. 4: be the upward view that the utility model drags the ditch device

Fig. 5: be the end view that the utility model drags the ditch device

Fig. 6: be the utility model seeding unit cutaway view

Fig. 7: be the utility model seeding unit vertical view

Fig. 8: be the utility model ground wheel mechanism vertical view

Fig. 9: be the utility model ground wheel mechanism front view

Figure 10: be that the utility model is pressed kind of a device vertical view

Figure 11: be the pressure kind plate A-A section that the utility model is pressed kind of device

The numbering of parts is as follows:

1---hull 2---washboard 3---travelling wheel

4---press kind of device 5---grain conductor a 6---seeding unit

7---seed-box 8---ground wheel mechanism 9---land wheel lifters

10------dragging ditch plate 12---seeds discharging boxes that drag ditch device 11

13---false bottom 14---train wheel bridge 15---lower plates

16---rubber 17---sheave 18---retaining kind of sheets

19---block wheel 20---land wheel 21---land axle

22---sprocket wheel 23---chain 24---chain covers

25---lifting arm 26---fluted roller shaft 27---bearings

28---press and plant a plate axle 29---pressing kind of a plate 30---quarter butt

Below to by reference to the accompanying drawings the utility model being done further description:

By Fig. 2, hull consists of " opening font " skeleton by shaped steel, the angle steel surrounding edge, and the outsourcing sheet metal is welded into, and intensity and toughness is good, and is in light weight, and resistance of taxing is little. During operation, with ship The flat field face that drags is slided at paddy field mud face in the end. The hull center bottom is fixed one and is fallen boot last and drag ditch device 10, and the hull bottom between every every trade is fixed with and vertically drags ditch plate 11(Fig. 4), per two are dragged between the ditch that the ditch plate marks, and are the furrow face of every sowing delegation seed rice. Hull is advanced during sowing, namely drags in the central authorities of sown scope to extrude a bigger railway carriage or compartment ditch, and extrudes little furrow ditch in the ranks, so that the moisture management rice shoot at each. The fore-body both sides are fixed with washboard 2, flood the seed rice of adjacent rows to stop the muddy water wave directly to rush.

Two seed-boxes are installed in afterbody the right and left, at the every row in the bottom of seed-box (i.e. sowing row) feed mechanism for seed 6 is installed, it is the feed mechanism for seed of the wheeled upper seeding band false bottom of a kind of plastic sulculus, this feed mechanism for seed can make the application rate of complete machine regulate arbitrarily in thousand g/acres of scopes of 2-10, it can broadcast the assorted excellent seed rice of the little amount of broadcasting, also can broadcast the greatly conventional seed rice of the amount of broadcasting, drive seed when seed wheel (sheave 17) rotates and discharged by the top of seeds discharging box 12. This seeding mode can not hindered kind of a bud, can broadcast the seed rice with bud. At the seed export place rubber gear kind of a sheet 18 is housed, this gear kind of sheet lower limb is apart from the gapped 3-5mm of seed wheel tooth top, and when broadcasting band bud seed rice, this gap should tune up. Be equipped with false bottom 13 in the seeds discharging box, when seed wheel rotated, the gear teeth just drove false bottom 13 and beat, and seed can not maked somebody a mere figurehead. False bottom should be packed into before adding kind in the seeds discharging box, sows and takes out false bottom when complete, and seed just nationality deadweight flows down and makes seed-box emptying. Grain conductor is housed respectively under each feed mechanism for seed, and the seed of discharge scatters the field face via grain conductor, makes every row seed that certain fabric width be arranged. In addition, the adjusting of planting seed amount is by the amount of broadcasting adjusting rod, and the active length of adjustment sheave in seeds discharging box carried out.

Press kind of a device 4(Figure 10) be contained in the back lower place of seed-box, back facing to each grain conductor (leading kind of plate 5) has an arc to press kind of a plate 29, each is pressed kind of a plate to be hinged at and presses on kind of the plate axle, can in 45 ° of scopes, freely swing, it can be slided at seeding time gently pressed seed, pressing kind of plate axle 28 ends to fix a quarter butt 30, the moving quarter butt of plate makes 90 ° of axle revolutions, can be with pressure Planting plate mentions.

By Fig. 8 and Fig. 9, the ground wheel mechanism is positioned at afterbody central authorities, by a land wheel 20 that is formed by some blades, during this land wheel operation, its blade inserts in the ditch bed mud, drive land wheel when unit advances and rotate, thereby the sprocket wheel of wheel shaft left end is rotated the transmission seeding by the chain-driving feed shaft, can guarantee thus the synchronism of seeding speed and pace. Land axle right-hand member (in the face of the aspect of advancing) is fixed on the lifting arm 25, and lifting arm can be around bearing 27 revolutions that are fixed on the hull, in order to promote and fall land wheel. The lifting of this land wheel is controlled by the operating grip on the hull.

Embodiment:

2BS-14G Rice direct seeder with above-mentioned utility model technological invention manufacturing, working width is 3 meters, once can sow 14 row, per hour sow 10-12 mu, 3.3 kilowatts of matched drawing power, can finish flat field, Tuo Gou (railway carriage or compartment ditch and furrow ditch) simultaneously, multiple operations such as bedding, sowing and pressure kind.This machine is sowed evenly, and seeding quantity can be regulated arbitrarily in every mu of 2-10 kilogram scope, can satisfy the different amount of the broadcasting requirements with conventional rice of hybrid rice in high quality, and the sowing requirement of different shape seed rice such as band bud seed rice and coated rice seed.

Claims (5)

1, a kind of rice seeder, by hull of a nose towing, seeding apparatus is installed on it, this device and seeding transmission mechanism interlock, described seeding apparatus is by seed-box, seeding unit and grain conductor are formed, it is characterized in that, curved the upwarping of said hull 1 front end, the hull both sides are provided with washboard 2, hull bottom is fixed with down boot-shaped and drags ditch device 10 and drag ditch plate 11, and said seeding unit 6 is the wheeled seeding units of going up seeding band false bottom of a kind of sulculus, said seeding transmission mechanism is a vane type land wheel that is positioned at back, stern middle part, this land wheel by sprocket wheel according to the sheave interlock in hull line of travel and the said seeding unit.

2, sower as claimed in claim 1, it is characterized in that, said seeding unit 6 is by seeds discharging box 12, false bottom 13, sheave 17, retaining kind of sheet 18 and obstruction wheel 19 constitute, and said false bottom 13 has train wheel bridge 14, lower plate 15 and clamping bolt, accompany rubber 16 therebetween, this lower plate has the limit of a square, and this right-angle side is near sheave, and said rubber 16 stretches out the outer rim of said right-angle side, just in time drop in the groove of said sheave, one end of this false bottom is by the box wall supporting of seeds discharging box 12, and the other end is supported by sheave 17 by rubber 16, thereby beats according to the rotation driving false bottom of sheave.

3, sower as claimed in claim 1 or 2, it is characterized in that, seed export place at said seeds discharging box, rubber shelves kind sheet 18 is housed, another box wall top that is installed in false bottom of this retaining kind of sheet, it and said sheave are 65 ° of installations, and its lower limb has certain clearance apart from the sheave top, and this gap is adjustable.

4, sower as claimed in claim 1 is characterized in that, said hull afterbody is equipped with the radial type arc that can rise and fall respectively and presses kind of a device 4 near the back lower place of grain conductor 5.

5, sower as claimed in claim 1 is characterized in that, the said ditch device 10 that drags is positioned at the stern bottom center, and the said ditch plate 11 that drags is to mud face projection, and this plate portion alow arranges that vertically distance equals line-spacing and is parallel to each other each other.

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