CN203505066U - Small harvester - Google Patents
Small harvester Download PDFInfo
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- CN203505066U CN203505066U CN201320691642.1U CN201320691642U CN203505066U CN 203505066 U CN203505066 U CN 203505066U CN 201320691642 U CN201320691642 U CN 201320691642U CN 203505066 U CN203505066 U CN 203505066U
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- standing grain
- grain
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Abstract
The utility model aims at providing a small harvester. The small harvester comprises a harvester body, a bearing support, a gearbox, a traveling mechanism and a seedling straightening claw assembly, wherein the harvester body is movably hinged to the bearing support, and the bearing support is connected with the gearbox, and the gearbox is connected with the traveling mechanism; and the harvester body comprises an upper scissor assembly and a driving device. According to the small harvester, a mechanical device for arranging rice stems is not required due to the specially designed scissor assembly structure and the seedling straightening claw assembly structure, mechanical failures caused accordingly are avoided, and the technical problems that the harvest is affected and the rice loss is caused due to the fact that cut rice stems push and press rice stems in front and rice ears bend forwards are well solved.
Description
Technical field
The utility model relates to agricultural mechanical field, is specifically related to a kind of small harvester.
Background technology
At present, rural area rice cultivation and wheat are extensively promoted mechanical harvesting, because farmland can not be unified in flakes farming, be caused harvest time difference, south to have farmland fritter, field mud depth difference, restrict the operation adaptability of large-scale grain header.Small harvester has been broken through the operation bottleneck that large-scale grain header harvesting cannot enter rural area, has advanced the mechanization of harvesting, has shortened the work cycle, and has allowed people free from heavy manual labor.Be widely used in the crops such as getting wheat, paddy rice, highland barley, crudefiber crop, beans.Change corresponding cutter, load onto upper and lower supporting plate and safe protective cover, can also gather in shrub, herbage, reed and end of the branch, tea place and prune and flower nursery.Small harvester wears gasoline or diesel is strong and powerful, and convenient and practical, efficiency is high, is easy to carry and the operation of field, field.It is low that this gasoline engine has noise.The feature such as solemn silence and comfortableness.Allowing various places people work long hours can not feel fatigue.
Existing double shear cutter small harvester, since upper lower scissors operating angle difference, seeding supporting chain wheel support left and right sidesing post, be arranged on and hold up centre position after standing grain support, obstruction is cut off rice straw and is moved, and rice straw is deposited on shear shank, and pushing is not sheared rice straw above and turned forward.Also upper scissors is not sheared to spike of rice pushing forward, in impact, lower scissors is normally worked.Particularly after harvesting above when a few row spike of rice, spike of rice leans forward more obvious, can not shear completely, the problem that easily causes field loss rate to increase.
Existing small harvester mostly is wheeled driving, exists wheeled driving wheel easily to skid, and deep mud farmland driving is subsided, driving wheel contact area is little, the shortcoming of the Complex poor stability operating difficulties that easily inclines.There is Gearbox design difference separately in existing small harvester track drive, production cost is high, and accessory standard degree is poor, maintenance difficult.Caterpillar system design is clumsy, and large with quantity of material, Heavy Weight, can not meet farmland operation and light, the easy and simple to handle requirement of agricultural short-distance transport requirement, has limited the application of caterpillar drive system on small harvester.
Summary of the invention
The utility model aims to provide a kind of small harvester, this small harvester has overcome prior art defect, eliminate the obstacle of rice straw side-to-side movement discharge, and by the pedrail mechanism of unique design, avoided the defect of the wheeled and crawler type miniature harvester of prior art, there is scientific structure, the advantage that harvesting efficiency is high.
Small harvester described in the utility model, comprises grain header main body, support bracket, gearbox, running gear and holds up standing grain pawl assembly; Described grain header main body and support bracket are movably hinged, and support bracket is connected with gearbox, and gearbox is connected with running gear; Described grain header main body comprises scissors assembly, drive unit; Described hold up standing grain pawl assembly to comprise to hold up standing grain supporting base, hold up standing grain support bar, minute standing grain fork, hold up standing grain pawl and seeding supporting chain transmission mechanism; Described hold up standing grain supporting base grain header main body the place ahead each side arrange one, its bottom surface approaches ground; A described minute standing grain fork is located at and is held up centre position, standing grain support bar the place ahead, and its bottom surface approaches ground; Hold up the front portion of standing grain supporting base to be provided with and hold up standing grain pawl, seeding supporting chain transmission mechanism one end is installed on to be held up on standing grain supporting base, and the other end is installed in grain header main body, and its entrance correspondence is held up standing grain pawl position; The scissors mouth of described upper scissors assembly is positioned at the porch of seeding supporting chain transmission mechanism; Hold up standing grain support bar to be set to each of left and right, with left and right hold up standing grain supporting base corresponding, hold up standing grain support bar one end to be fixed on to hold up the front end outside of standing grain supporting base, the other end is fixed on grain header main body and holds up on the side edge of standing grain supporting base homonymy.
Described upper scissors assembly is installed on the middle part of grain header main body by support, can adjust its height and gradient by support, and shear surface is downward-sloping, and its slanted angle is 5-20o.
Described small harvester, also comprises lower scissors assembly, and described lower scissors assembly is fixedly installed in the bottom of grain header main body, is positioned at the rear of scissors assembly.
The direction of motion of the blade of described lower scissors assembly is to move back and forth along left and right directions.
Described drive unit is diesel engine or gasoline engine; Described running gear is pedrail mechanism.
Described pedrail mechanism comprises track drive gear, crawler rack, crawler tension wheel, crawler tension wheel adjustment screw rod, track roller, crawler belt; Described crawler tension wheel is provided with two, lays respectively at the place ahead and the rear of crawler belt; Described crawler rack upper end is connected with support bracket, and lower end is connected with crawler tension wheel, the track roller of front and back respectively, and described track roller is positioned in the middle of latter two crawler tension wheel; Described gearbox one end and drive unit interlock, the other end and rubber belt track driven wheel interlock, by drive unit transmission of power to track drive gear; Track drive gear is by driving crawler belt, and then the rotation of drive crawler tension wheel and crawler tension wheel.
Described, crawler belt preferred rubber crawler belt, can further strengthen skidproof effect, and effectively weight reduction.
Described grain header main body also comprises arm assembly, and described arm assembly is provided with gauge tap, and gauge tap is electrically connected to drive unit and upper scissors assembly.
Described grain header main body also comprises thresher, and the described upper outlet of holding up standing grain dog chain transmission mechanism and the feeding auger of thresher advance the corresponding connection of entrance of cylinder.
The front portion of described grain header main body is connected with running gear by hydraulic means, and hydraulic means is positioned at the front portion of support bracket.
Described grain header main body also comprises paddy elevator, the outlet of the corresponding thresher of its entrance.
The utility model type provides a kind of small-sized full feeding track self-propelled combine, unique design upper scissors operating angle and installation site, coordinate the textural association of holding up standing grain supporting base and holding up standing grain support bar, guaranteeing to shear rice straw does not turn forward, can realize the good effect of cutting off grain ear on straw, blade left and right at upper scissors moves back and forth under thrust, elastic vibration effect, can promote the discharge of straw.Preferably installation site and the structure of collocation lower scissors, make straw be cut off the cutter left and right of rice straw at lower scissors and move back and forth under thrust, elastic vibration effect, makes the free rear toward left and right of rice straw to motion, realizes automatic-discharging.
The scissors assembly structure of the utility model unique design and hold up standing grain pawl assembly structure without the mechanical device that rice straw discharge is set, the mechanical breakdown of having avoided and having produced thereupon, can solve well and be cut off rice straw and push rice straw above, spike of rice leans forward, impact harvesting, the technical problem that causes paddy to lose.
The caterpillar system of the utility model unique design, gearbox directly and track drive gear interlock, transferring power is to track drive gear, and this walking structure is simple, and technical performance is reliable, crawler bearing area is large, anti-skidding, collapse, make grain header stability strong, simple to operate, be convenient to accessory unified specification, Operation and maintenance are convenient.Crawler belt preferred rubber material, can further increase non-skid property, and weight reduction, reduces costs.
Caterpillar system generalization skill level of the present utility model is high, cost is low, and non-skid property is strong, increases with ground contact area, reduces complete machine and geostatic pressure, improves handling capacity, simple to operate, easy to maintenance.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the utility model small harvester.
Fig. 2 is the plan structure schematic diagram of the utility model small harvester.
Sequence number in Fig. 1 and each several part structure and title are as follows:
1-grain header main body, 2-support bracket, 3-gearbox, 4-running gear; 5-holds up standing grain pawl assembly, the upper scissors assembly of 6-, 7-drive unit; 8-holds up standing grain supporting base, and 9-holds up standing grain support bar, and 10-divides standing grain fork; 11-holds up standing grain pawl, 12-seeding supporting chain transmission mechanism, 13-lower scissors assembly; 14-arm assembly, 15-thresher, 16-feeding auger advances cylinder; 17-hydraulic means, 18-paddy elevator, 19-paddy bag hitch.
Bearing before 31-gearbox, 32-gearbox rear support; 41-track drive gear, 42-crawler rack, 43-crawler tension wheel, 44-crawler tension wheel is adjusted screw rod, 45-track roller, 46-crawler belt.
Embodiment
Below in conjunction with accompanying drawing, a kind of embodiment of the present utility model is described:
As shown in Figure 1, small harvester, comprises grain header main body 1, support bracket 2, gearbox 3, running gear 4 and holds up standing grain pawl assembly 5; Described grain header main body 1 is movably hinged with support bracket 2, and support bracket 2 is connected with gearbox 3, and gearbox 3 is connected with running gear 4; The front bearing 31 of gearbox and gearbox rear support 32 can be installed in described gearbox 3 and running gear 4 and play the effect of strengthening support; Described grain header main body 1 comprises scissors assembly 6, drive unit 7; Described hold up standing grain pawl assembly to comprise to hold up standing grain supporting base 8, hold up standing grain support bar 9, minute standing grain fork 10, hold up standing grain pawl 11 and seeding supporting chain transmission mechanism 12; Described hold up standing grain supporting base 8 grain header main body the place ahead each side arrange one, its bottom surface approaches ground; A described minute standing grain fork 10 is located at and is held up standing grain support bar 9 centre positions, the place ahead, and its bottom surface approaches ground; Hold up the front portion of standing grain supporting base 8 to be provided with and hold up standing grain pawl 11, seeding supporting chain transmission mechanism 12 one end are installed on to be held up on standing grain supporting base 8, and the other end is installed in grain header main body 1, and its entrance correspondence is held up standing grain pawl 11 positions; The scissors mouth of described upper scissors assembly 6 is positioned at the porch of seeding supporting chain transmission mechanism 12; Hold up standing grain support bar 9 to be set to each of left and right, with left and right hold up standing grain supporting base 8 corresponding, hold up standing grain support bar 9 one end to be fixed on to hold up the front end outside of standing grain supporting base 8, the other end is fixed on grain header main body 1 and holds up on the side edge of standing grain supporting base 8 homonymies.
Described upper scissors assembly 6 is installed on the middle part of grain header main body 1 by support, can adjust its height and gradient by support, and shear surface is downward-sloping, and its slanted angle is 5-20o.
Described small harvester, also comprises lower scissors assembly 13, and described lower scissors assembly 13 is fixedly installed in the bottom of grain header main body, is positioned at the rear of scissors assembly 6.
The direction of motion of the blade of described lower scissors assembly 13 is to move back and forth along left and right directions.
Described drive unit 7 is diesel engine or gasoline engine; Described running gear 4 is pedrail mechanism.
Described pedrail mechanism comprises track drive gear 41, crawler rack 42, crawler tension wheel 43, crawler tension wheel adjustment screw rod 44, track roller 45, crawler belt 46; Described crawler tension wheel 43 is provided with two, lays respectively at the place ahead and the rear of crawler belt; Described crawler rack 42 upper ends are connected with support bracket 2, and lower end is connected with crawler tension wheel 43, the track roller 45 of front and back respectively, and described track roller 45 is positioned in the middle of latter two crawler tension wheel 43; Described gearbox 3 one end and drive unit 7 interlocks, the other end and rubber belt track driven wheel 41 interlocks, by drive unit 7 transmission of power to track drive gear 41; Track drive gear 41 is by driving crawler belt 46, and then the rotation of drive crawler tension wheel 43 and crawler tension wheel 45.
Described, crawler belt 46 is rubber belt track, can further strengthen skidproof effect, and effectively weight reduction.
Described grain header main body 1 also comprises arm assembly 14, and described arm assembly 14 is provided with gauge tap, and gauge tap is electrically connected to drive unit 7 and upper scissors assembly 6.
Described grain header main body also comprises thresher 15, and the described upper outlet of holding up standing grain dog chain transmission mechanism 12 and the feeding auger of thresher 15 advance the corresponding connection of entrance of cylinder 16.
The front portion of described grain header main body 1 is connected with running gear 4 by hydraulic means 17, and hydraulic means 17 is positioned at the front portion of support bracket 2.
Described grain header main body also comprises paddy elevator 18, the outlet of the corresponding thresher 15 of its entrance.
The corresponding paddy bag of the outlet hitch 19 of described paddy elevator 18.
Small harvester of the present utility model is work like this:
Start the switch on small harvester arm assembly 14, start drive unit 7, the power of drive unit 7 is passed to rubber belt track mechanism by gearbox, and grain header is advanced.Meanwhile, the supreme scissors assembly 6 of the transmission of power of drive unit 7, lower scissors assembly 13, seeding supporting chain transmission mechanism 12, thresher 15 and paddy elevator 18, start these mechanisms.By upper scissors assembly 6, cut off grain ear, lower scissors assembly 13 is cut off the bottom of rice straw, and under the reciprocating thrust of blade by lower scissors assembly 13, elastic vibration effect, rice straw is discharged both sides to the left and right, because hold up standing grain supporting base 8 and hold up standing grain support bar 9 to be all arranged on both sides, so can rice straw not discharged and be impacted; Grain ear is delivered in thresher 15 and carries out threshing along seeding supporting chain transmission mechanism 12, and the paddy after threshing enters paddy elevator 18, is passed in the paddy bag hanging on paddy bag hitch 19.
Embodiment described above is only one of embodiment of the present utility model, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Claims (10)
1. a small harvester, comprises grain header main body (1), support bracket (2), gearbox (3), running gear (4) and holds up standing grain pawl assembly (5); Described grain header main body (1) is movably hinged with support bracket (2), and support bracket (2) is connected with gearbox (3), and gearbox is connected with running gear (4); Described grain header main body (1) comprises scissors assembly (6), drive unit (7); It is characterized in that: described hold up standing grain pawl assembly to comprise to hold up standing grain supporting base (8), hold up standing grain support bar (9), minute standing grain fork (10), hold up standing grain pawl (11) and seeding supporting chain transmission mechanism (12); Described hold up standing grain supporting base (8) grain header main body the place ahead each side arrange one, its bottom surface approaches ground; A described minute standing grain fork (10) is located at and is held up standing grain support bar (9) centre position, the place ahead, and its bottom surface approaches ground; Hold up the front portion of standing grain supporting base (8) to be provided with and hold up standing grain pawl (11), seeding supporting chain transmission mechanism (12) one end is installed on holds up standing grain supporting base (8) upper, and it is upper that the other end is installed on grain header main body (1), and its entrance correspondence is held up standing grain pawl (11) position; The scissors mouth of described upper scissors assembly (6) is positioned at the porch of seeding supporting chain transmission mechanism (12); Hold up standing grain support bar (9) to be set to each of left and right, with left and right hold up standing grain supporting base (8) corresponding, the front end outside of holding up standing grain support bar (9) one end to be fixed on to hold up standing grain supporting base (8), the other end is fixed on grain header main body (1) and holds up on the side edge of standing grain supporting base (8) homonymy.
2. small harvester as claimed in claim 1, it is characterized in that: described upper scissors assembly (6) is installed on the middle part of grain header main body (1) by support, can adjust its height and gradient by support, shear surface is downward-sloping, and its slanted angle is 5-20o.
3. small harvester as claimed in claim 2, is characterized in that: also comprise lower scissors assembly (13), described lower scissors assembly (13) is fixedly installed in the bottom of grain header main body, is positioned at the rear of scissors assembly (6).
4. small harvester as claimed in claim 3, is characterized in that: the direction of motion of the blade of described lower scissors assembly (13) is for to move back and forth along left and right directions.
5. small harvester as claimed in claim 1, is characterized in that: described drive unit (7) is diesel engine or gasoline engine; Described running gear (4) is pedrail mechanism.
6. small harvester as claimed in claim 5, is characterized in that: described pedrail mechanism comprises track drive gear (41), crawler rack (42), crawler tension wheel (43), crawler tension wheel adjustment screw rod (44), track roller (45), crawler belt (46); Described crawler tension wheel (43) is provided with two, lays respectively at the place ahead and the rear of crawler belt; Described crawler rack (42) upper end is connected with support bracket (2), and lower end is connected with crawler tension wheel (43), the track roller (45) of front and back respectively, and described track roller (45) is positioned in the middle of latter two crawler tension wheel (43); Described gearbox (3) one end and drive unit (7) interlock, the other end and rubber belt track driven wheel (41) interlock, by drive unit (7) transmission of power to track drive gear (41); Track drive gear (41) is by driving crawler belt (46), and then the rotation of drive crawler tension wheel (43) and crawler tension wheel (45).
7. small harvester as claimed in claim 6, is characterized in that: described crawler belt (46) is rubber belt track.
8. small harvester as claimed in claim 1; it is characterized in that: described grain header main body also comprises thresher (15), the described upper outlet of holding up standing grain dog chain transmission mechanism (12) and the feeding auger of thresher (15) advance the corresponding connection of entrance of cylinder (16).
9. small harvester as claimed in claim 1, is characterized in that: the front portion of described grain header main body (1) is connected with running gear (4) by hydraulic means (17), and hydraulic means (17) is positioned at the front portion of support bracket (2).
10. small harvester as claimed in claim 1, is characterized in that: described grain header main body also comprises paddy elevator (18), the outlet of the corresponding thresher of its entrance (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320691642.1U CN203505066U (en) | 2013-11-05 | 2013-11-05 | Small harvester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320691642.1U CN203505066U (en) | 2013-11-05 | 2013-11-05 | Small harvester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203505066U true CN203505066U (en) | 2014-04-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320691642.1U Withdrawn - After Issue CN203505066U (en) | 2013-11-05 | 2013-11-05 | Small harvester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203505066U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104041238A (en) * | 2013-11-05 | 2014-09-17 | 广西三零一机械有限公司 | Small-scale harvester |
-
2013
- 2013-11-05 CN CN201320691642.1U patent/CN203505066U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104041238A (en) * | 2013-11-05 | 2014-09-17 | 广西三零一机械有限公司 | Small-scale harvester |
| CN104041238B (en) * | 2013-11-05 | 2016-08-17 | 广西三零一机械有限公司 | A kind of small harvester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140402 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |