CN2375079Y - Small soybean combine - Google Patents

Abstract

The utility model relates to a combine arranged on a small-four-wheel tractor for harvesting, threshing and cleaning beans and corn, which is especially suitable for soybean. The utility model with simple structure and high cleaning rate has the functions of harvesting, threshing and cleaning. The small combine comprises a running part, a grain cutting part, and a threshing and cleaning part; the running part is a slightly improved small-four-wheel tractor; the grain cutting part is arranged at the front end of the running part for harvesting crops; the threshing and cleaning part is arranged on a combine frame; an air suction tank connected with a fan by a screen is used for cleaning harvest crops.

Description

Small-sized soybean combine

The utility model relates to a kind of small-sized soybean combine, particularly a kind of be installed on the tractor with small four wheels to beans and cereal, especially soybean gather in the crops, threshing and the soybean combine cleaned.

In the past, for the results of beans and cereal, except Manpower harvester, also had multiple machinery available.For example people often adopt and by small harvester crop are cut off; transport to the appointed place, send in the thresher working method of carrying out threshing, cleaning, but labor intensity is big like this; inefficiency, and crop loss also can occurred with gathering in from the process that transports threshing and cleaning ground to.People have developed combine for this reason, but combine is a big machinery, it gathers in the bigger ground of area is very favourable, and for the ground that area is cut apart lessly or shape is irregular, height relief is bigger, uses and inconvenience.In addition, combine involves great expense, and complicated operation, maintaining also very bother, and its rate of cleaning does not make us very satisfied.

Except above-mentioned dual mode, people have also developed between the various harvesting machineries between the two, but they are in structure and clean on the rate and all can not reach gratifying degree.

The purpose of the new shape of this practicality provides a kind of small-sized soybean combine, and it has overcome above-mentioned defective of the prior art, has obtained the high rate of cleaning with comparatively simple structure, has realized collection harvesting, threshing and cleaned being one.

The above-mentioned purpose of the new shape of this practicality is to realize by following scheme, the small-sized soybean combine of the new shape of this practicality by the part of travelling, cut standing grain part, threshing and clean part and constitute, described travelling is partly with frame, deflecting roller that is installed on driving wheel on the frame, is turned to by operating mechanism control and the engine that drives above-mentioned wheel is characterized in that:

The described standing grain that cuts partly is arranged on the frame front end, include rice cutter, be arranged at the straw shift wheel of rice cutter top, be arranged at the cutter of rice cutter lower front, and being arranged at auger conveyor in the rice cutter, this part can be lifted and falls by being placed in lifting mechanism on the frame;

Described threshing and clean the part be arranged on the frame, be connected with the auger conveyor that cuts the standing grain part by conveyance conduit, it comprises casing, be arranged at the toothed rotor on the casing inner main axis, be positioned at the screen cloth of swinging of casing below, be positioned at the blower fan of casing one side, and the air-suction trunk that links to each other with blower fan, the inlet scoop of this air-suction trunk aspect down faces toward above-mentioned screen cloth;

Above-mentioned dialing-grain unit, the cutter that cuts standing grain part, threshing and cylinder, blower fan and the swing screen cloth of cleaning part all the transmission mechanism by separately link to each other with engine on the above-mentioned frame and by drive actions.

During work, drive this grain header by the driver and carry out work, partly fall the crop that aligning will be gathered in the crops, start grain header then cutting standing grain.Along with advancing of grain header, the straw shift wheel of rotation is allocated to crop in the rice cutter and is cut off by the cutter of its front lower place, enter in the rice cutter by wherein auger conveyor and be delivered to the threshing on the frame and clean part through pipeline, send into threshing and clean the part in crop at first in casing by toothed cylinder fragmentation, most of tangerine bar is wherein dished out by cylinder, remaining fruit, soybean for example, cereal etc., drop in the vibrating screen of below, remove heavier foreign material through screening, then move to the below of blower fan, under the driving of blower fan, remaining light foreign material are siphoned away the harvested product after obtaining at last to clean by air-suction trunk towards oscillating riddle.

The utility model is arranged at a summary in the tractor with small four wheels of repacking owing to cutting standing grain part, threshing part and cleaning partly to combine, so simple in structure, compact, and low cost of manufacture is suitable for various occasions and uses.In addition, threshing of the present utility model and clean the part in adopted oscillating riddle and air-suction trunk structure combining, thereby guaranteed the high rate of cleaning of these harvesting facility and low loss.

Fig. 1 is the end view of an embodiment of the utility model small-sized soybean combine;

Fig. 2 is the vertical view of the foregoing description;

Fig. 3 be the utility model small-sized soybean combine threshing, clean the part cutaway view;

Fig. 4 A, 4B are respectively the cutaway views of two kinds of different installation forms of the cutter of expression this real shape novel small-sized soybean combine;

Fig. 5 is the end view of another embodiment of the utility model small-sized soybean combine.

Two specific embodiments of soybean combine of the present utility model are described with reference to the accompanying drawings.

First embodiment of soybean combine of the present utility model at first is described with reference to Fig. 1-Fig. 3.This soybean combine comprises the part of travelling, cuts standing grain part, threshing and cleans the part formation.

The described part of travelling is a tractor with small four wheels through repacking, and it has the frame 1 as the chassis, is installed on driving wheel 2 (trailing wheel) on the frame, handles deflecting roller 4 (front-wheel) that control turns to and the engine 5 that drives above-mentioned wheel by steering wheel 3.Described engine 5 is changed into the rear that is arranged at rear portion driving wheel 2 by the front portion that originally was installed in tractor.Above driving wheel, be provided with pilot set 6.Described steering wheel is positioned at middle part seat 6 front sides of car.Engine 5 drives trailing wheel 2 by the transmission device (not shown) and rotates, and tractor is travelled, and steering wheel links to each other with front-wheel 4 by the transmission mechanism that turns to usefulness, handles front-wheel 4 and turns to.

The described standing grain that cuts partly is arranged on frame 1 front end, includes the rice cutter 7 that is the scraper bowl shape, is arranged at the straw shift wheel 8 of rice cutter 7 tops, is arranged at the cutter 9 of rice cutter 7 lower front, and is arranged at the auger conveyor 10 in the rice cutter 7.Described rice cutter 7 links to each other with cleaning part with threshing by the carrier pipe 12 that is arranged at its rear portion.This cuts standing grain part and can lift and fall by being placed in lifting mechanism 11 on the frame 1; Straw shift wheel 8, auger conveyor 10 and cutter 9 by transmission device B (there is shown a part, i.e. belt and belt pulley) with being that the engine 5 of power source links to each other.A among Fig. 1 is a crop to be gathered in the crops.

Described lifting mechanism 11 can be at least one hydraulic cylinder that has hydraulic circuit, and it is positioned at the front end of frame 1, and the bottom of its telescopic arm and above-mentioned conveyance conduit 12 is hinged.

Described threshing and clean the front portion that be horizontally installed on frame 1 of part along grain header, the top of front-wheel 4, it is connected with the auger conveyor 10 that cuts the standing grain part by conveyance conduit 12, it comprises casing 13, be arranged at the toothed rotor 15 on casing 13 inner main axis 14, be positioned at the screen cloth of swinging 16 of casing 13 belows, be positioned at the blower fan 17 of casing 13 1 sides, and the air-suction trunk 18 that links to each other with blower fan 17, the inlet scoop 19 of this air-suction trunk 18 aspect down faces toward above-mentioned screen cloth 16.One end of above-mentioned screen cloth 16 supports by the support bar 20 that can swing, and swings screening by driving with the hinged swing arm 21 of screen cloth 16.21 of described forks are eccentric hinged with drive 22, and this drive 22 is connected and driven in rotation with engine 5 as power source by the transmission mechanism (not shown).One end of described main shaft 14 has belt pulley 26, is connected with engine 5 as drive source by suitable transmission device 26 ' (see figure 2).The other end of screen cloth 16 then has a track 23 that tilts, and it matches with roller 24 on being arranged at casing 13 and moves back and forth in swing, finishes screening and moves.Described blower fan 17 has the blade 25 that is fixed on the main shaft 14, in its rear side crooked discharging opening 27 (see figure 2)s that have that Open Side Down, will discharge from the impurity the screen cloth 16 that inlet scoop 19 sucks.Above-mentioned cylinder 15 1 back also have discharge gate 28 (see figure 2)s similar with above-mentioned discharging opening 27, will be discharged by the tangerine bar after cylinder 15 threshings.Harvested product through screening is discharged from an end of screen cloth 16, accommodates (see figure 1) in the container 25.

Scheme does not adopt above-mentioned container 25 as an alternative, is feasible but in the position that this container 25 is installed a sack filling machine (not shown) that matches with the outlet side of screen cloth 16 is set yet, and can directly the pack of the harvested product after cleaning be transported like this.

Second embodiment of the new shape of this practicality is described below with reference to Fig. 5.

The used parts of second embodiment of the present utility model and above-mentioned first embodiment are basic identical, its difference is, described engine 5 is with threshing and clean part and exchanged the position mutually, promptly, described engine is installed in the front portion of frame 1, this is consistent with tractor with small four wheels, threshing clean the part then along the rear side that laterally is placed in frame 1 of grain header, its discharging opening and discharge gate 27,28 are backwards.The container 25 of harvested product also moves to the rear portion.Like this, the structure of tractor with small four wheels is not made change substantially, but the distance between cutting standing grain part and threshing and cleaning partly is elongated, and the then corresponding prolongation of transfer passage 12 between the two almost strides across whole tractor, and places the side of tractor.

In addition,, can also install the careless case (not shown) of collection thereafter additional, arrive to a certain degree the back and concentrate and be discharged in the ground so that the balloonflower root of discharging etc. is collected because discharge gate also backwards.

Fig. 4 A and Fig. 4 B show respectively above-mentioned two embodiment to cut two kinds of cutter 9 used in the standing grain part multi-form.Because cutter 9 edge work of advancing on one side that is close to the ground at work, because ground is up-and-down, so cutter must have certain activity at above-below direction, with along with landform is advanced.At a kind of instantiation shown in Fig. 4 A, these cutter 9 one rear ends are hinged on the bottom of rice cutter 7 by pin 31, it flexibly props up overhead by the leaf spring 30 that is fixed in the bending of cutting standing grain mouth 7 bottoms, like this, when work, rise and fall or inclination if run into, leaf spring 30 is along with rising and falling or banking motion, like this, cutter 9 just lifts under the effect of leaf spring 30 and falls.

Fig. 4 B then shows another kind of replacement scheme, wherein, cutter 9 is made and is in the plate shaped of bottom, a telescopic elastic device 32 that is made of helical spring respectively is set in the both sides, end of rice cutter 7, the same with above-mentioned situation, rise and fall or inclination as if running into when working, cutter 9 is along with rising and falling or banking motion, and elastic device 32 then permission cutter 9 lifts along with fluctuating or inclination and falls.

In addition, because the field of results might be lateral tilt, thereby threshing shown in Figure 3 and clean the screen cloth 16 in the part since exist that lateral tilt because of ground makes that screen cloth 16 forms approximate horizontal may, if this situation takes place, the harvested product that sifts out by screen cloth 16 so, for example soybean just can not moved to an end of discharging because of the swing of screen cloth 16, thereby be caused problem.In order to solve this point, elevating mechanism 33 (see figure 3)s of a cover screen cloth 16 have also been conceived among the application, it can be fallen the discharge end (right-hand member among Fig. 3) of screen cloth 16 when needed, make its aggravation of tilting, and the air-suction trunk of cleaning part is fallen, keeping the distance between inlet scoop and the screen cloth 16, thereby overcome the problem that the lateral tilt because of ground brings.This mechanism is positioned on the casing 13, be two rod members longitudinally that are positioned at screen cloth 16 both sides, it controls its lifting by the leverage of a band handle, the roller 24 that supports the track 23 on the described screen cloth 16 is hinged on described liftable rod member lower end, air-suction trunk 18 then has a movable part, this part telescopically is located on the screen cloth 16, to keep the distance of its inlet scoop and screen cloth 16.When the operator pulls handle, just can rod member be fallen, thereby make the inclination aggravation of screen cloth 16, thereby overcome the inclination on ground by the leverage of interlock.

Claims (8)

1. small-sized soybean combine, by the part of travelling, cut standing grain part, threshing and clean part and constitute, described travelling is partly with frame (1), deflecting roller (4) that is installed on driving wheel (2) on the frame (1), is turned to by operating mechanism control and the engine (5) that drives above-mentioned driving wheel (2) rotation is characterized in that:

Describedly cut the front end that standing grain partly is arranged on frame (1), include rice cutter (7), be arranged at the straw shift wheel (8) of rice cutter (7) top, be arranged at the cutter (9) of rice cutter (7) lower front, and being arranged at auger conveyor (10) in the rice cutter (7), this part is lifted and is fallen by being placed in lifting mechanism (11) on the frame (1);

Described threshing and clean the part be arranged on the frame (1), be connected with the auger conveyor (10) that cuts the standing grain part by conveyance conduit (12), it comprises casing (13), be arranged at the toothed rotor (15) on casing (13) inner main axis (14), be positioned at the screen cloth (16) that to swing under the casing (13), be positioned at the blower fan (17) of casing (13) one sides, and the air-suction trunk (18) that links to each other with blower fan (17), the inlet scoop (19) of this air-suction trunk (18) aspect down faces toward above-mentioned screen cloth (16);

Above-mentioned dialing-grain unit (8), the cutter (9) that cuts standing grain part, threshing and cylinder (15), blower fan (17) and the swing screen cloth (16) of cleaning part all the transmission mechanism by separately link to each other with engine (5) on the above-mentioned frame (1) and by drive actions.

2. soybean combine as claimed in claim 1 is characterized in that: described threshing and clean part along the front portion that is horizontally set at frame (1) of grain header near the above-mentioned standing grain part of cutting, described engine (5) then is positioned at the rear portion of frame (1).

3. soybean combine as claimed in claim 1, it is characterized in that: described threshing and clean the rear portion that be horizontally set at frame (1) of part along grain header, described engine (5) then is positioned at the front portion of frame (1), described cut standing grain partly the conveyance conduit (12) by a length of crossing over frame (1) side top with threshing and clean part and link to each other.

4. soybean combine as claimed in claim 1 is characterized in that: described lifting mechanism (11) has the hydraulic cylinder of hydraulic circuit at least one, and it is positioned at the front end of frame (1), and the bottom of its telescopic arm and above-mentioned conveyance conduit (12) is hinged.

5. as claim 1,2 or 3 described soybean combines, it is characterized in that: described threshing and an end and the support bar that can swing (20) of cleaning the screen cloth (16) in the part are swung and are connected, and the other end of described support bar is articulated on the casing (13), the both sides of the other end of screen cloth (16) are respectively arranged with the track (23) of an inclination, be supported on the roller (24) that is articulated on the casing (13), reciprocatingly slide thereon and swing, this screen cloth (16) drives by a hinged swing arm (21) thereon and swings.

6. soybean combine as claimed in claim 5, it is characterized in that: the elevating mechanism 33 that also is provided with a screen cloth (16) on the described casing (13), it comprises two rod members longitudinally that are positioned at screen cloth 16 both sides, described rod member is by the leverage control lifting of a band handle, the roller 24 that supports the track 23 on the above-mentioned screen cloth 16 is hinged on described liftable rod member lower end, described air-suction trunk (18) has a movable part, this part telescopically is located on the screen cloth (16), to keep the distance of its inlet scoop and screen cloth (16)

7. as claim 1,2 or 3 described soybean combines, it is characterized in that: the rear end of described cutter (9) is hinged on the bottom of rice cutter (7), and leaf spring (30) elasticity of the bending by being arranged on described rice cutter (7) bottom is propped up overhead.

8. as claim 1,2 or 3 described soybean combines, it is characterized in that: described cutter (9) is made and is in the plate shaped of bottom, a telescopic elastic device (32) that is made of helical spring respectively is set in the both sides, end of rice cutter (7) is connected with above-mentioned cutter.

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