CN109220170B

CN109220170B - Rice harvester for terrace

Info

Publication number: CN109220170B
Application number: CN201810989545.8A
Authority: CN
Inventors: 章云; 张贝尼; 章飞云
Original assignee: Jixi Yuandao Agricultural Industrial Technology Co ltd
Current assignee: Jixi Yuandao Agricultural Industrial Technology Co ltd
Priority date: 2018-08-28
Filing date: 2018-08-28
Publication date: 2021-12-17
Anticipated expiration: 2038-08-28
Also published as: CN109220170A

Abstract

The invention discloses a rice harvester for terraced fields, which can adjust the position of a whole disc cutter in a cutter rail, and adjust the harvesting range of each disc cutter by unfolding and folding a second cutter, thereby realizing the multi-stage adjustment of the harvesting range of a harvesting mechanism, the design of a folding block, a folding groove, a shifting block and a buckle ensures that the second cutter can be kept at the same horizontal plane with a first cutter when unfolded, thereby not influencing the harvesting effect, when the second cutter is folded at the bottom of the first cutter, a baffle plate can be pulled down by a pulling block to limit the folding block, the second cutter is prevented from being thrown out due to centrifugal force when the harvesting work is carried out, the safety is improved, through the arrangement of a sectional baffle plate, a user can adjust and adjust the position of a limiting plate on the adjusting rail, the length of a supporting rod is correspondingly changed during the adjustment, and the sectional baffle plate plays a supporting role, or have the segmented baffle set down to effect a change in the width of the housing.

Description

Rice harvester for terrace

Technical Field

The invention belongs to the technical field of rice machinery, and particularly relates to a rice harvester for terraced fields.

Background

With the rapid development of agricultural machinery, rice harvesters are more and more widely used in rice harvesting work, but in many mountainous and hilly lands in China, people build strip-shaped terraces or sectional terraces along the direction of contour lines in order to plant crops, the terraces are often narrow in width, the terraces of each step are often different in width due to the reason of terrain, large harvesters are difficult to work on the terraces, small harvesters are difficult to meet the width requirement of the terraces, the terraces on one terrace can be harvested completely by repeated work, the working efficiency is seriously affected, the two points cause great obstruction to the use of the harvesters, and the rice harvesters designed for harvesting the terraces are not seen in the market at present.

Disclosure of Invention

In view of the above deficiencies of the prior art, the present invention provides a rice harvester for terraced fields, which can adjust the harvesting range and the width of the housing of the rice harvester, and can be applied to terraced fields with different widths.

In order to solve the technical problems, the invention adopts the technical scheme that:

a rice harvester for terraced fields comprises a shell, a harvesting mechanism, a walking wheel, a driving mechanism, a reel assembly, a conveying mechanism, a threshing machine and a discharging mechanism, wherein the shell is installed above the walking wheel, the side face of the walking wheel is connected with a driving device, the reel assembly is installed inside the shell, the harvesting mechanism is further installed inside the shell and located below the reel assembly, the side face of the shell is connected with the input end of the conveying mechanism, the output end of the conveying mechanism is connected with the input port of the threshing machine, and the output port of the threshing machine is connected with the discharging mechanism.

Preferably, the harvesting mechanism comprises a cutting knife track and a disc cutting knife, the cutting knife track is a telescopic sliding rail, the disc cutting knife is arranged in the cutting knife track and can move along the cutting knife track, the number of the disc cutting knives is more than three, and the disc cutting knife comprises a rotating central shaft and a cutting knife assembly. The one end fixed connection of cutting knife assembly is on rotatory center pin, the cutting knife assembly sets up to more than four, the cutting knife assembly includes first cutting knife and second cutting knife, the lower extreme of first cutting knife tip is equipped with the folding groove, be equipped with folding block on the second cutting knife, folding block fixed connection is in the one end of second cutting knife, folding block and folding groove cooperation are connected, constitute rotatable structure, one side in the folding groove is equipped with the buckle, the one end and the folding groove fixed connection of buckle, the other end passes through the spring and is connected with the folding groove, the bayonet socket top is run through first cutting knife and is connected with the shifting block, folding block both sides are equipped with the baffle, the baffle is connected in first cutting knife bottom, the baffle sets up to scalable structure, the bottom of baffle is equipped with the pulling piece, rotatory center pin is connected with and drives rotatory center pin pivoted and reaps the motor.

Preferably, the casing includes overhead gage and side shield, the side shield is connected perpendicularly in the one end of overhead gage, the overhead gage includes fixed stop and sectional type baffle, fixed stop and sectional type baffle interconnect, the sectional type baffle includes a plurality of blocks of intercepts, each intercept loops through the elastic material flexible coupling, constitute rotatable structure between the adjacent intercept, be equipped with the regulation track in the casing, flexible slide rail is chooseed for use to the regulation track, install the regulation limiting plate that can follow the regulation track removal in the regulation track, fixedly connected with bracing piece on the regulation limiting plate, the bracing piece sets up extending structure into, the bracing piece is installed in sectional type baffle below.

Preferably, the section plates positioned at the edges in the sectional type baffle plates are connected with hanging ropes, and the surface of each section plate is provided with a winding column which can be used for winding and hanging the hanging ropes.

Preferably, the reel assembly comprises two turntables and a shifting rod, the shifting rod is connected between the two turntables and is of a telescopic structure, the turntable on one side is connected to the adjusting limiting plate through a connecting rod, a rotatable structure is formed between the turntables and the connecting rod, and the turntables are connected with a reel motor for driving the turntables to rotate.

Preferably, the conveying mechanism comprises a conveying housing and a conveying belt, the conveying belt is installed in the conveying housing, and an exhaust fan is further arranged in the conveying mechanism.

Preferably, the driving device is a diesel motor.

Preferably, the shell is internally provided with a counterweight groove and a counterweight block movably connected in the counterweight groove, and the counterweight groove and the counterweight block form a detachable structure.

The invention has the beneficial effects that:

1. according to the invention, by arranging the cutting knife track, the rotating central shaft and the cutting knife assembly, the position of the whole disc cutting knife in the cutting knife track can be adjusted, and the harvesting range of each disc cutting knife is adjusted by unfolding and folding the second cutting knife, so that the multi-stage adjustment of the harvesting range of the harvesting mechanism is realized.

2. According to the invention, the baffle plate and the pulling block are arranged, so that when the second cutting knife is folded at the bottom of the first cutting knife, the baffle plate can be pulled down through the pulling block to limit the folding block, the second cutting knife is prevented from being thrown out due to centrifugal force when harvesting is carried out, and the safety is improved.

3. According to the invention, by arranging the sectional type baffle, the adjusting track, the adjusting limit plate and the supporting rod, a user can adjust the position of the adjusting limit plate on the adjusting track, the length of the supporting rod is correspondingly changed during adjustment, the sectional type baffle is supported, or the sectional type baffle is put down, so that the effect of changing the width of the shell is achieved.

4. According to the invention, by arranging the hanging rope and the winding column, when the length of the laid sectional type baffle is too large, the hanging rope on the cutting plate at the edge can be wound and hung on the winding column of the cutting plate at a proper position, so that the sectional type baffle does not influence the passing of the rice harvester, and by arranging the counterweight groove and the counterweight block, the shell can be kept balanced when the width of the shell is changed.

Drawings

The contents of the drawings and the reference numerals in the drawings are briefly described as follows:

fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a front view of the structure of the embodiment of the present invention.

Fig. 3 is a schematic front view of another operation state of the embodiment of the present invention.

Fig. 4 is a schematic top view of a harvesting mechanism according to an embodiment of the present invention.

Fig. 5 is a front view of the cutter assembly according to the embodiment of the present invention.

FIG. 6 is a schematic view of a partial top view of a cutting knife assembly in accordance with an embodiment of the present invention.

Detailed Description

The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.

The utility model provides a rice harvester for terraced fields, includes casing 1, reaps mechanism 2, walking wheel 3, actuating mechanism, reel assembly 4, conveying mechanism 5, thresher 6 and discharge mechanism 7, casing 1 is installed in walking wheel 3 top, and 3 sides of walking wheel are connected with drive arrangement, and reel assembly 4 is installed inside casing 1, and 1 inside still installs reaping mechanism 2 of casing, and reaping mechanism 2 is located reel assembly 4 below, and 1 side of casing is connected with conveying mechanism 5's input, and the input port of thresher 6 is connected to conveying mechanism 5's output, and discharge mechanism 7 is connected to thresher 6's delivery outlet.

Specifically, the harvesting mechanism 2 includes a cutter rail 21 and a disk cutter 22, the cutter rail 21 is a telescopic slide rail, the disk cutter 22 is installed in the cutter rail 21 and can move along the cutter rail 21, the number of the disk cutters 22 is more than three, and the disk cutter 22 includes a rotation center shaft 221 and a cutter assembly 222. One end of the cutter assembly 222 is fixedly connected to the central rotating shaft 221, the cutter assembly 222 is provided with more than four cutters, the cutter assembly 222 comprises a first cutter 2221 and a second cutter 2222, the lower end of the first cutter 2221 is provided with a folding groove 22211, the second cutter 2222 is provided with a folding block 22221, the folding block 22221 is fixedly connected to one end of the second cutter 2222, the folding block 22221 and the folding groove 22211 are connected in a matching manner to form a rotatable structure, one side in the folding groove 22211 is provided with a buckle 22212, one end of the buckle 22212 is fixedly connected with the folding groove 22211, the other end is connected with the folding groove 22211 through a spring, a shifting block 22213 is connected above the buckle and penetrates through the first cutter 2221, two sides of the folding block 22221 are provided with baffle 22222, the baffle 22222 is connected to the bottom of the first cutter 2221, the baffle 22222 is provided with a telescopic structure, the bottom of the baffle 22222 is provided with a pulling block, the rotation center shaft 221 is connected with a harvesting motor for driving the rotation center shaft 221 to rotate.

Specifically, casing 1 includes overhead gage 11 and side shield 12, side shield 12 is connected in the one end of overhead gage 11 perpendicularly, overhead gage 11 includes fixed stop 121 and sectional type baffle 122, fixed stop 121 and sectional type baffle 122 interconnect, sectional type baffle 122 includes a plurality of section boards 1221, each section board 1221 loops through the elastic material flexible coupling, rubber can be selected for use to the elastic material, constitute rotatable structure between the adjacent section board 1221, be equipped with the regulation track in the casing 1, adjust the track and select flexible slide rail, install the regulation limiting plate 13 that can follow the regulation track and remove in the regulation track, fixedly connected with bracing piece 14 on the regulation limiting plate 13, bracing piece 14 sets up into extending structure, bracing piece 14 is installed in sectional type baffle 122 below.

Specifically, a hanging rope is connected to the cut-off plate 1221 located at the edge of the segmented baffle 122, and a winding column for winding and hanging the hanging rope is arranged on the surface of each cut-off plate 1221.

Specifically, reel assembly 4 includes carousel 41 and driving lever 42, and carousel 41 sets up to two, is connected with driving lever 42 between two carousels 41, and driving lever 42 sets up to extending structure, and the carousel 41 of one side is connected on adjusting limiting plate 13 through connecting rod 43, constitutes rotatable structure between carousel 41 and the connecting rod 43, and carousel 41 is connected with the rotatory reel motor that drives carousel 41.

Specifically, conveying mechanism 5 includes conveying shell and conveyor belt, and conveyor belt installs in conveying shell, still is equipped with the air exhauster among the conveying mechanism 5.

Specifically, the driving device is a diesel motor.

Specifically, be equipped with counterweight groove and swing joint in the casing 1 at the counterweight inslot balancing weight, counterweight groove and balancing weight constitute detachable construction.

When a user uses the rice harvester for the terrace disclosed by the invention, since the width of the terrace is different, the user needs to adjust the position of the disc cutter 22 on the cutter rail 21 according to the width of the terrace to be harvested between harvests, and the second cutter 2222 is retracted or extended by rotating the second cutter 2222 at the bottom of the first cutter 2221 to adjust the harvesting range of the disc cutter 22, when the second cutter 2222 needs to be extended, the baffle can be retracted by the pulling block, then the second cutter 2222 is rotated to the extended state, the limit block is pressed into the limit groove by pressing, the limit block presses the buckle 22212 to the right, when the limit block is completely pressed into the limit groove, the buckle 22212 is popped out, the limit block is fixed in the limit groove to adjust the second cutter 2222 to the same horizontal height as the first cutter 2221, the harvesting effect is improved, and the harvesting range of the disc cutter 22 is enlarged, when the second cutter 2222 needs to be retracted, a user can toggle the shifting block 22213 at the top of the first cutter 2221 to drive the buckle 22212 to move to the side, so that the limiting block naturally falls off and leaves the limiting groove, the user can rotate the second cutter 2222 to retract the second cutter to the bottom of the first cutter 2221 and pull down the baffles at two sides of the limiting block, so that the second cutter 2221 cannot be thrown out and unfolded when rotating to work, and the safety of the first cutter is improved, because the three disc cutters 22 are arranged on the track 21, the user can realize multi-stage adjustment of the harvesting range by independently adjusting each disc cutter 22;

when the position and the harvesting range of the disc cutter 22 are adjusted, the width of the shell 1 needs to be adjusted, when the width of the shell 1 exceeds the width of a terrace, walking and operation are affected, at the moment, a user can adjust the position of the limiting plate 13 on the adjusting track, when the limiting plate 13 is adjusted to be pushed inwards, the supporting rod 14 arranged above the limiting plate 13 is adjusted to be shortened, one section of the sectional baffle plate 1221 in the sectional baffle 122 is not supported by the supporting rod 14 any more, the sectional baffle plate 122 falls down due to gravity, the sectional baffle plate 122 is made to be vertical to the other section of the baffle plate 122 and temporarily used as the other side plate for adjusting the side surface of the sectional baffle plate 13, when the height of the rotated partial baffle plate exceeds the height of the adjusting limiting plate 13, the hanging rope on the edge section of the sectional baffle plate 1221 can be wound on the winding column of the corresponding section plate 1221, the sectional baffle plate 122 is fixed, when the limiting adjusting plate 13 moves, will drive the carousel 41 through connecting rod 43 and remove to make the length of driving lever 42 take place to stretch out and draw back, change the reel scope of reel assembly 4, in order to guarantee the balance of rice harvester, still be equipped with counter weight groove and balancing weight in the casing 1, the user can change the position of balancing weight according to the width adjustment condition of casing 1, improves the security of rice harvester work.

The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. A rice harvester for terraced fields is characterized by comprising a shell, a harvesting mechanism, a traveling wheel, a driving mechanism, a reel wheel assembly, a conveying mechanism, a thresher and a discharging mechanism, wherein the shell is arranged above the traveling wheel, the side surface of the traveling wheel is connected with the driving device, the reel wheel assembly is arranged in the shell, the harvesting mechanism is also arranged in the shell and is positioned below the reel wheel assembly, the side surface of the shell is connected with the input end of the conveying mechanism, the output end of the conveying mechanism is connected with the input port of the thresher, and the output port of the thresher is connected with the discharging mechanism;

the harvesting mechanism comprises a cutting knife track and a disc cutting knife, the cutting knife track is provided with a telescopic slide rail, the disc cutting knife is arranged in the cutting knife track and can move along the cutting knife track, the number of the disc cutting knives is more than three, specifically, the number of the disc cutting knives is three, the disc cutting knife comprises a rotating central shaft and a cutting knife assembly, one end of the cutting knife assembly is fixedly connected to the rotating central shaft, the number of the cutting knife assembly is more than four, specifically, the number of the cutting knife assembly is four, the cutting knife assembly comprises a first cutting knife and a second cutting knife, the lower end of the end part of the first cutting knife is provided with a folding groove, the second cutting knife is provided with a folding block, the folding block is fixedly connected to one end of the second cutting knife, the folding block is connected with the folding groove in a matching manner to form a rotatable structure, one side in the folding groove is provided with a buckle, one end of the buckle is fixedly connected with the folding groove through a spring, the first cutting knife is connected with a shifting block through the upper part of the buckle, folding piece both sides are equipped with the baffle, and the baffle is connected in first cutting knife bottom, and the baffle sets up to scalable structure, and the bottom of baffle is equipped with the pulling piece, the rotation center pin is connected with and drives rotation center pin pivoted and reaps the motor.

2. A rice harvester for terraced fields as claimed in claim 1, wherein: the casing includes overhead gage and side shield, the side shield is connected in the one end of overhead gage perpendicularly, the overhead gage includes fixed stop and sectional type baffle, fixed stop and sectional type baffle interconnect, the sectional type baffle includes a plurality of blocks, each block of blocks loops through the elastic material flexible coupling, constitute rotatable structure between the adjacent block, be equipped with the regulation track in the casing, flexible slide rail is chooseed for use to the regulation track, install the regulation limiting plate that can follow the regulation track removal in the regulation track, fixedly connected with bracing piece on the regulation limiting plate, the bracing piece sets to extending structure, the bracing piece is installed in sectional type baffle below.

3. A rice harvester for terraced fields as claimed in claim 2, wherein: a hanging rope is connected to the cutting plate located on the edge of the sectional type baffle, and a winding column used for winding and hanging the hanging rope is arranged on the surface of each cutting plate.

4. A rice harvester for terraced fields as claimed in claim 2, wherein: the reel assembly comprises two turntables and a shifting rod, the shifting rod is connected between the two turntables and is of a telescopic structure, the turntable on one side is connected to the adjusting limiting plate through a connecting rod, a rotatable structure is formed between the turntables and the connecting rod, and the turntables are connected with a reel motor which drives the turntables to rotate.

5. A rice harvester for terraced fields as claimed in claim 1, wherein: the conveying mechanism comprises a conveying shell and a conveying belt, the conveying belt is installed in the conveying shell, and an exhaust fan is further arranged in the conveying mechanism.

6. A rice harvester for terraced fields as claimed in claim 1, wherein: the driving device is a diesel motor.

7. A rice harvester for terraced fields as claimed in claim 1, wherein: the casing is provided with a counterweight groove and a counterweight block movably connected in the counterweight groove, and the counterweight groove and the counterweight block form a detachable structure.