CN111727733A

CN111727733A - Small-size mountain region rice combine

Info

Publication number: CN111727733A
Application number: CN202010689232.8A
Authority: CN
Inventors: 周立迎; 周知进; 梁昱
Original assignee: Guizhou Institute of Technology
Current assignee: Guizhou Institute of Technology
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-10-02

Abstract

The invention discloses a small mountain rice combine harvester which comprises a vehicle body, wherein the vehicle body comprises a frame, an engine, a gearbox and a traveling mechanism, the engine and the gearbox are arranged on the upper part of the frame, the two sides of the frame are provided with the symmetrical traveling mechanism, and the gearbox is connected with the traveling mechanism; a threshing mechanism hinged at the front end of the frame in the advancing direction; the straw treatment mechanism is arranged below the threshing mechanism, and a chain connected with the gearbox is arranged on the straw treatment mechanism; the spraying device is arranged above the rear side of the vehicle body; the turning plow mechanism is hinged on the frame at the rear side of the vehicle body in the advancing direction through a support, and a hydraulic mechanism for adjusting the working height of the turning plow mechanism is also arranged on the frame below the hinged position. The small mountain rice combine harvester has the function of completely harvesting rice by arranging the threshing mechanism, the straw treatment mechanism, the spraying device and the plough turning mechanism on the rear side of the vehicle body on the front side of the vehicle body, so that the mechanized requirement is met.

Description

Small-size mountain region rice combine

Technical Field

The invention relates to the technical field of harvesters, in particular to a small mountain rice combine harvester.

Background

The rice is the main grain crop in the south of China, but the topography in the south of China is flat except along the coast, most of the rest places are landforms of mountains and hills, so that large-scale mechanized planting cannot be carried out, the important factor for restricting the development of the rice is achieved, the mechanization degree of rice harvesting is a main factor influencing the yield of the rice, the small rice harvester suitable for the mountains is extremely small, and the small rice harvester suitable for the mountains is urgently needed.

Disclosure of Invention

The invention aims to provide a small-sized mountain rice combine harvester which is small in size, complete in function and suitable for areas with small rice planting areas such as hills and mountains.

The purpose of the invention is realized by the following technical scheme:

a small mountain rice combine harvester comprises a vehicle body, wherein the vehicle body comprises a frame, an engine, a gearbox and a traveling mechanism, the engine and the gearbox are mounted on the upper portion of the frame, an output shaft of the engine is connected with the gearbox through a belt pulley, the two sides of the frame are provided with the symmetrical traveling mechanism, and the gearbox is connected with the traveling mechanism; the threshing mechanism is hinged to the front end of the advancing direction of the frame, and a hydraulic device for adjusting the working height of the threshing mechanism is further arranged on the frame; the straw treatment mechanism is arranged below the threshing mechanism, and a chain connected with the gearbox is arranged on the straw treatment mechanism; the spraying device is arranged above the rear side of the vehicle body; the turning plow mechanism is hinged on the frame at the rear side of the advancing direction of the vehicle body through a support, and a hydraulic mechanism for adjusting the working height of the turning plow mechanism is arranged on the frame below the hinged position.

The threshing mechanism comprises a bucket, a grain lifting roller, a grain conveying stirring cage, a threshing roller, a screen, a grain conveying stirring cage, a fan, a ventilation pipe and a grain outlet pipe, wherein connecting lugs hinged with a hydraulic device are installed at the bottom of the bucket, the grain lifting roller, the grain conveying stirring cage and the threshing roller are sequentially and rotatably installed on the bucket along the advancing direction of a vehicle body, material stirring frames are arranged on shells on two sides of the front end of the bucket, a pushing shear is installed on the bucket below the material stirring frames, a protective cover wrapping the threshing roller and separating from the bucket is installed on the bucket outside the threshing roller, a feed inlet is processed on the protective cover between the grain conveying stirring cage and the threshing roller, the screen is installed in the protective cover below the threshing roller, the grain conveying stirring cage is installed below the screen, a discharge port for conveying grains is processed on the bucket at one end of the grain conveying stirring cage, the fan is installed on the discharge port, the ventilation pipe is, the air-out end of fan is connected with the play millet pipe, the one end that the fan was kept away from to the play millet pipe is installed the grain outlet, the one end that the fan was kept away from to the ventilation pipe is connected at grain outlet top.

And driving wheels are mounted at one ends of the grain lifting roller, the grain conveying stirring cage, the threshing roller and the grain conveying stirring cage, and are connected with a gearbox through a driving belt.

The straw treatment mechanism comprises two groups of push-shear devices which are identical in structure and are arranged up and down, each push-shear device comprises a rack, a lower push tooth and an upper push tooth, the racks are hinged to the racks below the bucket, one end, far away from the racks, of each rack is provided with the lower push tooth, a plurality of positioning piles are arranged on the lower push tooth, the upper push tooth capable of moving in a reciprocating mode on the lower push tooth is arranged above the lower push tooth, strip-shaped holes matched with the plurality of positioning piles are machined in the upper push tooth, sliding wheels are machined in the middle of the upper push tooth, a chain wheel connected with a chain is arranged on one side of each rack, an eccentric wheel is installed on each chain wheel, a swinging rod driving the upper push tooth to move is arranged on each eccentric wheel, the middle of each swinging rod is hinged to the racks, the swinging rods move to be connected with eccentric pieces on the eccentric wheels through.

The frame of the two groups of hair clipper devices is hinged with a synchronous connecting rod, and one end of the synchronous connecting rod is hinged with the bottom of the bucket.

The two sides of the push-up teeth are also provided with carding teeth, and the distance between the two carding teeth is equal to the distance between the two material stirring frames.

Spray set includes liquid reserve tank, micropump, controller and shower, the liquid reserve tank top is equipped with opening lid mouth and controller, be connected with the micropump on the controller, in the liquid reserve tank was arranged in to the micropump, the delivery port and the shower of micropump were connected, the shower head is installed in the exit of shower.

The plough turning mechanism comprises a triangular frame, a fixed seat, a sliding seat and a plough turning plate, wherein one edge of the triangular frame is hinged with the frame, the fixed seat is installed on the other side edge of the triangular frame, the sliding seat capable of being adjusted up and down is installed on the fixed seat, and the plough turning plate is installed on the sliding seat.

The hydraulic mechanism is hinged with the bottom of the triangular frame.

The small mountain rice combine harvester provided by the invention has the beneficial effects that:

(1) the small mountain rice combine harvester has the function of completely harvesting rice by arranging the threshing mechanism, the straw treatment mechanism, the spraying device and the plough turning mechanism on the rear side of the vehicle body on the front side of the vehicle body so as to meet the requirement of mechanized agriculture;

(2) through the straw treatment mechanism, the spraying device and the plough turning mechanism arranged on the rice harvester body, the rice harvester can spray straw rotting liquid and bury the straw rotting liquid into the soil after millet is harvested and can cut the straw into small sections at one time, so that the straw recycling cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention.

Fig. 2 is a test structure diagram provided in the embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a threshing mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic view of an internal structure of the threshing mechanism according to the embodiment of the present invention.

FIG. 5 is a schematic structural view of a straw treatment mechanism provided in an embodiment of the present invention.

Fig. 6 is a top view structural diagram of a hair clipper device according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a spraying device provided in an embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a plough mechanism provided by the embodiment of the invention.

Reference numerals: 1. a vehicle body; 11. a frame; 12. an engine; 13. a gearbox; 14. a traveling mechanism; 15. a hydraulic device; 16. a hydraulic mechanism; 2. a threshing mechanism; 21. a bucket; 22. a grain lifting roller; 23. conveying ears and stirring; 24. a threshing roller; 25. screening a screen; 26. feeding and stirring the grains; 27. a fan; 28. a vent pipe; 29. a grain outlet pipe; 210. connecting lugs; 211. a material stirring frame; 212. a clipper; 213. a protective cover; 214. a feed inlet; 215. a grain outlet; 216. a driving wheel; 217. a transmission belt; 3. a straw treatment mechanism; 31. a clipper device; 32. a frame; 33. pushing the teeth downwards; 34. pushing up the teeth; 35. positioning the pile; 36. a strip-shaped hole; 37. a sliding wheel; 38. a sprocket; 39. a chain; 310. an eccentric wheel; 311. a swing lever; 312. carding teeth; 313. a synchronous connecting rod; 4. a spraying device; 41. a liquid storage tank; 42. a micro-pump; 43. a controller; 44. a spray tube; 45. a shower head; 5. a plough turning mechanism; 51. a triangular frame; 52. a fixed seat; 53. a sliding seat; 54. and (4) turning over the plough plate.

Detailed Description

Examples

The rice is one of important grain crops in southern areas of China, but in southern areas of China, only coastal zones have large-area rice planting, and most of the rest areas are planting areas mainly in mountainous regions and hills. In order to adapt to the rice planting in mountainous and hilly regions, as shown in fig. 1 to 8, the small-sized mountain rice combine harvester provided by the embodiment comprises a vehicle body 1, a threshing mechanism 2, a straw treatment mechanism 3, a spraying device 4 and a plough mechanism 5. The front side of the vehicle body 1 in the advancing direction is provided with a threshing mechanism 2 and a straw treatment mechanism 3, the vehicle body 1 is provided with a spraying device 4, and the rear side of the vehicle body 1 is provided with a plough turning mechanism 5 in a dragging and hanging manner.

The current harvested straw treatment mode data of mountains and hills indicate that 47.65% of rice straws are used for livestock feeding, 26.08% of rice straws are used for burning, 9.8% of rice straws are used for burning, and the rest of rice straws are thrown to farmlands, wherein the main reason for livestock feeding is that most of rice planting is carried out in a cattle-pulling plough mode, but with the development of rice planting mechanization, the cattle-pulling plough mode is lowered year by year, the burning or discarding proportion of rice edges is increased year by year, and the environmental pollution and resource waste are aggravated when the rice straws are burned or discarded.

In order to solve the problem, the embodiment designs the combine harvester suitable for mountainous and hilly lands, wherein a vehicle body 1 of the combine harvester comprises a frame 11, an engine 12, a gearbox 13 and a traveling mechanism 14, the engine 12 and the gearbox 13 are installed on the upper part of the frame 11, an output shaft of the engine 12 is connected with the gearbox 13 through a belt pulley, the engine 12 is converted into the working power of the combine harvester through the gearbox 13, the two sides of the frame 11 are provided with the symmetrical traveling mechanisms 14, and because a large amount of water is needed in the rice planting process, soil is soft after the rice is ripe, in order to prevent the harvester from sinking into the field, the traveling mechanism 14 is preferably a crawler type with adjustable height, and the gearbox 13 is provided with an output shaft connected with the traveling; the threshing mechanism is hinged at the front end of the advancing direction of the frame 11, and the frame 11 is also provided with a hydraulic device 15 for adjusting the working height of the threshing mechanism 2; the straw treatment mechanism 3 is arranged below the threshing mechanism 2, and a chain 39 connected with the gearbox 13 is arranged on the straw treatment mechanism 3; the spraying device 4 is arranged above the rear side of the vehicle body 1, and the spraying device 4 is used for spraying the straw rotting agent; the plough turning mechanism 5 is hinged on the frame 11 at the rear end of the vehicle body 1 in the advancing direction through a bracket, and a hydraulic mechanism 16 for adjusting the working height of the plough turning mechanism 5 is also arranged on the frame 32 below the hinged position.

As shown in fig. 3 and 4, the threshing mechanism 2 includes a bucket 21, a grain lifting roller 22, an ear conveying stirring cage 23, a threshing roller 24, a screen 25, a grain conveying stirring cage 26, a fan 27, a ventilation pipe 28 and a grain discharging pipe 29, a connecting lug 210 hinged to the hydraulic device 15 is installed at the bottom of the bucket 21, the grain lifting roller 22, the ear conveying stirring cage 23 and the threshing roller 24 are sequentially and rotatably installed on the bucket 21 along the advancing direction of the vehicle body 1, a material stirring frame 211 is installed on the casing at the two sides of the front end of the bucket 21, a pushing shear 212 is installed on the bucket 21 below the material stirring frame 211, the rice ears of the rice can be cut off during the advancing process of the vehicle body 1 through the pushing shear 212, a protective cover 213 covering and separating from the threshing roller 24 is installed on the bucket 21 outside the threshing roller 24, grains can be prevented from splashing when the threshing roller 24 separates from the ears through the protective cover 213, a feed inlet 214 is processed on the protective cover 213 between the ear conveying stirring cage 23 and the threshing, install screen cloth 25 in the safety cover 213 of threshing roller 24 below, screen cloth 25 below is installed and is sent the millet to stir cage 26, and the corn through screen cloth 25 stirs cage 26 through sending the millet to see off, send the millet to stir the processing on the scraper bowl 21 of cage 26 one end and have the discharge gate that supplies the millet material to spread, install fan 27 on the discharge gate, ventilation pipe 28 is installed to the air inlet end of fan 27, and fan 27's air-out end is connected with millet pipe 29, millet pipe 29 is kept away from fan 27's one end and is installed millet mouth 215, the one end that fan 27 was kept away from to ventilation pipe 28 is connected at millet mouth 215 top. When the fan 27 works, the inlet air is sucked into the ventilating pipe 28 from the grain outlet 215 to generate power for the fan 27 to work, under the action of the fan 27, grains are blown out along the grain outlet pipe 29 and are discharged from the grain outlet 215, and when the grains are discharged, under the action of the fan 27, the ears in the grains can be separated out to reduce the content of the ears in the grains. One end of each of the grain lifting roller 22, the ear conveying stirring cage 23, the threshing roller 24 and the grain conveying stirring cage 26 is provided with a driving wheel 216, the driving wheels 216 are connected with the gear box 13 through a driving belt 217, the driving wheels 216 have double stations, and adjacent belt wheels are connected through a single belt, so that the gear box 13 can drive the threshing mechanism 2 to continuously work.

As shown in fig. 5 and 6, the straw treatment mechanism 3 includes two sets of vertically arranged pushing and shearing devices 31 with the same structure, one set of pushing and shearing devices 31 is aligned with the middle of the straw, the other set of pushing and shearing devices 31 is aligned with the lower portion of the straw, the pushing and shearing devices 31 for shearing the lower portion of the straw are located below, the pushing and shearing devices 31 include a frame 32, a lower pushing tooth 33 and an upper pushing tooth 34, the frame 32 is hinged on the frame 11 below the bucket 21, the lower pushing tooth 33 is installed at one end of the frame 32 away from the frame 11, a plurality of positioning posts 35 are installed on the lower pushing tooth 33, the upper pushing tooth 34 capable of reciprocating on the lower pushing tooth 33 is installed above the lower pushing tooth 33, strip-shaped holes 36 matched with the plurality of positioning posts 35 are processed on the upper pushing tooth 34, carding teeth 312 are also installed at both sides of the upper pushing tooth 34, the distance between the two carding teeth 312 is equal to the distance between the two material shifting frames 211, a sliding wheel 37 is processed at the, a chain wheel 38 connected with a chain 39 is arranged on one side of the frame 32, an eccentric wheel 310 is arranged on the chain wheel 38, a swing rod 311 for driving the push-up teeth 34 to move is arranged on the eccentric wheel 310, the middle part of the swing rod 311 is hinged on the frame 32, the swing rod 311 moves and is connected with the eccentric part on the eccentric wheel 310 through a connecting piece, and the other end of the swing rod is connected with a sliding wheel 37 arranged on the push-up teeth 34. When the rice straw cutting machine is used, the chain wheel 38 is driven by the chain 39 to rotate and is used for driving the eccentric wheel 310 to rotate, the eccentric wheel 310 drives the swing rod 311 to swing in a reciprocating mode, the upper pushing tooth 34 is made to reciprocate on the positioning pile 35 of the lower pushing tooth 33 to drive the pushing tooth to reciprocate, and in the reciprocating motion process of the upper pushing tooth 34, straws can be separated, so that rice straws which are not cut are prevented from being cut. The frame 32 of the two groups of the hair clipper devices 31 is hinged with a synchronous connecting rod 313, one end of the synchronous connecting rod 313 is hinged with the bottom of the bucket 21, the angle of the height of the two groups of the hair clipper devices 31, which is matched with the bucket 21, can be adjusted through the synchronous connecting rod 313, so that the cut straw is more uniform.

As shown in fig. 7, in order to accelerate the decomposition speed of the sheared straw, the straw is sprayed with the straw decomposition agent after the straw is sheared, the spraying device 4 comprises a liquid storage tank 41, a micro pump 42, a controller 43 and a spraying pipe 44, the top of the liquid storage tank 41 is provided with an opening and a controller 43, the controller 43 is connected with the micro pump 42, the micro pump 42 is arranged in the liquid storage tank 41, the water outlet of the micro pump 42 is connected with the spraying pipe 44, and the outlet of the spraying pipe 44 is provided with a spraying head 45. When the straw decomposition device is used, the controller 43 controls the micro pump 42 to be started, and the straw decomposition agent is sprayed out of the spray header 45 through the spray pipe 44 after the micro pump 42 is started.

As shown in fig. 8, in order to make the decomposed straw quickly and blend into the soil, the straw is designed to be decomposed in the soil, so that the straw can be prevented from being washed away by rainwater in the decomposition process, and meanwhile, the soil can push the decomposition of the straw to play a role of heat preservation, the plough mechanism 5 comprises a triangular frame 51, a fixed seat 52, a sliding seat 53 and a plough turning plate 54, wherein two sides of the triangular frame 51 are longer, one longer side is hinged with the frame 11, the fixed seat 52 is installed on the other long side of the triangular frame 51, the sliding seat 53 which can be adjusted up and down is installed on the fixed seat 52, and the plough turning plate 54 is installed on the sliding seat 53. The hydraulic mechanism 16 is hinged with the bottom of the triangular frame 51 and is used for adjusting the working height of the plough turning plate 54.

The using method of the invention is as follows:

when in use, a worker sits on the frame 11, after the engine 12 is started, the combine harvester is operated by controlling the operating lever of the gearbox 13, the worker adjusts the working height of the threshing mechanism 2 through the hydraulic device 15, when the threshing mechanism 2 is adjusted to the proper position, the working angle of the straw processing mechanism 3 is also adjusted under the action of the synchronous connecting rod 313, then the vehicle body 1 is controlled to move forward, when the vehicle body moves forward, the material shifting frames 211 at the two sides of the bucket 21 separate harvested rice from the non-harvested rice, the harvested rice enters the bucket 21 under the action of the grain lifting roller 22, the rice is cut off through the pushing shears 212 arranged on the bucket 21 and then is sent into the threshing roller 24 from the feeding port 214 of the protective cover 213 under the feeding of the grain conveying stirring cage 23, the threshing roller 24 is matched with the screen 25 to separate grain ears from the grain, the separated grain is sent into the fan 27 from the grain conveying stirring cage 26 below the screen 25, and the grain ears are smaller, the ears of grain can be crushed into small segments and then discharged, the grains are discharged to the grain outlet 215 from the grain outlet pipe 29 through the fan 27, and the air inlet of the fan 27 is arranged above the grain outlet 215, so the small and broken ears of grain contained in the grains can be sucked back to reduce the sundries in the discharged grains, because the combine harvester disclosed by the patent is suitable for mountainous regions and hills, the working time is short, and when the combine harvester is not harvested, the small and broken ears of grain in the protective cover 213 can be cleaned; in-process is marchd at automobile body 1, two sets of push-shears 31 are from last down cutting the straw, the straw after cutting is laid in the field, spray set 4 starts this moment, spray set 4 sprays the rotten straw agent in liquid reserve tank 41 on the straw, in order to accelerate the decomposition of straw, plough mechanism 5 turns up the soil in the field under hydraulic pressure mechanism 16's effect simultaneously and covers the straw, be used for keeping warm to the decomposition of straw, can also accelerate the mixing efficiency of the straw after decomposing and soil simultaneously.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the scope of the present invention. It should be noted that structures or components illustrated in the drawings are not necessarily drawn to scale, and descriptions of well-known components and processing techniques and procedures are omitted to avoid unnecessarily limiting the invention.

Claims

1. A small mountain rice combine harvester, comprising:

the automatic transmission comprises a vehicle body, a transmission mechanism and a transmission mechanism, wherein the vehicle body comprises a vehicle frame, an engine, a transmission case and a traveling mechanism, the engine and the transmission case are arranged on the upper part of the vehicle frame, an output shaft of the engine is connected with the transmission case through a belt pulley, the two sides of the vehicle frame are provided with the symmetrical traveling mechanism, and the transmission case is connected with the traveling mechanism;

the threshing mechanism is hinged to the front end of the advancing direction of the frame, and a hydraulic device for adjusting the working height of the threshing mechanism is further arranged on the frame;

the straw treatment mechanism is arranged below the threshing mechanism, and a chain connected with the gearbox is arranged on the straw treatment mechanism;

the spraying device is arranged above the rear side of the vehicle body;

the turning plow mechanism is hinged on the frame at the rear side of the advancing direction of the vehicle body through a support, and a hydraulic mechanism for adjusting the working height of the turning plow mechanism is arranged on the frame below the hinged position.

2. A small mountain rice combine harvester according to claim 1, wherein: the threshing mechanism comprises a bucket, a grain lifting roller, a grain conveying stirring cage, a threshing roller, a screen, a grain conveying stirring cage, a fan, a ventilation pipe and a grain outlet pipe, wherein connecting lugs hinged with a hydraulic device are installed at the bottom of the bucket, the grain lifting roller, the grain conveying stirring cage and the threshing roller are sequentially and rotatably installed on the bucket along the advancing direction of a vehicle body, material stirring frames are arranged on shells on two sides of the front end of the bucket, a pushing shear is installed on the bucket below the material stirring frames, a protective cover wrapping the threshing roller and separating from the bucket is installed on the bucket outside the threshing roller, a feed inlet is processed on the protective cover between the grain conveying stirring cage and the threshing roller, the screen is installed in the protective cover below the threshing roller, the grain conveying stirring cage is installed below the screen, a discharge port for conveying grains is processed on the bucket at one end of the grain conveying stirring cage, the fan is installed on the discharge port, the ventilation pipe is, the air-out end of fan is connected with the play millet pipe, the one end that the fan was kept away from to the play millet pipe is installed the grain outlet, the one end that the fan was kept away from to the ventilation pipe is connected at grain outlet top.

3. A small mountain rice combine harvester according to claim 2, wherein: and driving wheels are mounted at one ends of the grain lifting roller, the grain conveying stirring cage, the threshing roller and the grain conveying stirring cage, and are connected with a gearbox through a driving belt.

4. A small mountain rice combine harvester according to claim 2, wherein: the straw treatment mechanism comprises two groups of push-shear devices which are identical in structure and are arranged up and down, each push-shear device comprises a rack, a lower push tooth and an upper push tooth, the racks are hinged to the racks below the bucket, one end, far away from the racks, of each rack is provided with the lower push tooth, a plurality of positioning piles are arranged on the lower push tooth, the upper push tooth capable of moving in a reciprocating mode on the lower push tooth is arranged above the lower push tooth, strip-shaped holes matched with the plurality of positioning piles are machined in the upper push tooth, sliding wheels are machined in the middle of the upper push tooth, a chain wheel connected with a chain is arranged on one side of each rack, an eccentric wheel is installed on each chain wheel, a swinging rod driving the upper push tooth to move is arranged on each eccentric wheel, the middle of each swinging rod is hinged to the racks, the swinging rods move to be connected with eccentric pieces on the eccentric wheels through.

5. A small mountain rice combine harvester according to claim 4, wherein: the frame of the two groups of hair clipper devices is hinged with a synchronous connecting rod, and one end of the synchronous connecting rod is hinged with the bottom of the bucket.

6. A small mountain rice combine harvester according to claim 5, wherein: the two sides of the push-up teeth are also provided with carding teeth, and the distance between the two carding teeth is equal to the distance between the two material stirring frames.

7. A small mountain rice combine harvester according to claim 1, wherein: spray set includes liquid reserve tank, micropump, controller and shower, the liquid reserve tank top is equipped with opening lid mouth and controller, be connected with the micropump on the controller, in the liquid reserve tank was arranged in to the micropump, the delivery port and the shower of micropump were connected, the shower head is installed in the exit of shower.

8. A small mountain rice combine harvester according to claim 1, wherein: the plough turning mechanism comprises a triangular frame, a fixed seat, a sliding seat and a plough turning plate, wherein one edge of the triangular frame is hinged with the frame, the fixed seat is installed on the other side edge of the triangular frame, the sliding seat capable of being adjusted up and down is installed on the fixed seat, and the plough turning plate is installed on the sliding seat.

9. A small mountain rice combine harvester according to claim 8, wherein: the hydraulic mechanism is hinged with the bottom of the triangular frame.