CN103121377A - High ground clearance self-propelled chassis with adjustable wheel tread and wheel tread adjusting method of tractor - Google Patents
High ground clearance self-propelled chassis with adjustable wheel tread and wheel tread adjusting method of tractor Download PDFInfo
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- CN103121377A CN103121377A CN2013100012165A CN201310001216A CN103121377A CN 103121377 A CN103121377 A CN 103121377A CN 2013100012165 A CN2013100012165 A CN 2013100012165A CN 201310001216 A CN201310001216 A CN 201310001216A CN 103121377 A CN103121377 A CN 103121377A
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- wheelspan
- otic placode
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Abstract
The invention relates to a high ground clearance self-propelled chassis with an adjustable wheel tread and a wheel tread adjusting method of a tractor. The chassis comprises a carframe, a travelling system, an engine, a horizontal frame system and a wheel tread adjusting system. The horizontal frame system comprises a left horizontal frame connected with a left travelling wheel, and a right horizontal frame connected with a right travelling wheel. The wheel tread adjusting system comprises a left wheel adjusting device and a right wheel adjusting device. The left adjusting device comprises a first connection rod and a first driving piece, one end the first connection rod is hinged with the carframe, the other end of the first connection rod is hinged with the left horizontal frame, and the first driving piece drives the first connection rod. The left adjusting device comprises a second connection rod and a second driving piece, one end the second connection rod is hinged with the carframe, the other end of the second connection rod is hinged with the right horizontal frame, and the second driving piece drives the second connection rod. When the wheel tread of the tractor is adjusted, the left horizontal frame is driven to move horizontally inwards or outwards through the stretching out and the drawing back of a first stretching piece to carry out the adjustment of the left travelling wheel. And/or the right horizontal frame is driven to move horizontally inwards or outwards through the stretching out and the drawing back of a second stretching piece to carry out the adjustment of the right travelling wheel.
Description
Technical field
The present invention relates to a kind of high-clearance self-propelled chassis, specifically, relate to the adjustable high-clearance self-propelled chassis of a kind of wheelspan, the invention still further relates to a kind of trac. wheelspan control method.
Background technology
In China, the plant growth middle and later periods such as cotton, corn, soybean, rape, existing trac. ground gap is lower, supporting facility can't enter the plot and carry out operation, when especially the crop of different spacings being carried out farm work, need the facility of different wheelspans to coordinate, just need to regulate the facility wheelspan.At present, the wheelspan control method that general trac. is commonly used mainly contains the wheel hub cover clamped-in style and adjusts method, pinion and-rack and adjust method, helical wheel tooth bar formula and adjust method, screw shaft and adjust that method, spiral slide rail type are adjusted method, telescopic shaft adjusts method and radial plate rim is adjusted method, but the general setting range of these methods of adjustment is smaller, and regulative mode is more loaded down with trivial details.Therefore, the ground gap is high, the wheelspan regulative mode is simple and convenient, setting range is wide facility chassis is a kind of developing direction of being badly in need of studying.
Summary of the invention
Technical matters to be solved by this invention is that the deficiency for existing trac. wheelspan regulative mode exists provides a kind of wheelspan adjustable high-clearance self-propelled chassis.
In order to solve the problems of the technologies described above, the high-clearance self-propelled chassis that wheelspan of the present invention is adjustable comprises the driving engine of vehicle frame, running gear and the described running gear of driving, and described driving engine is arranged on vehicle frame, described running gear comprises left lateral travelling wheel and right lateral travelling wheel, also comprises:
Horizontal frame system, described horizontal frame system comprise left horizontal frame and right horizontal frame, and described left horizontal frame is connected with the left lateral travelling wheel, and described right horizontal frame is connected with the right lateral travelling wheel;
The wheelspan control system, described wheelspan control system comprises revolver control apparatus and the right control apparatus of taking turns, the first connecting rod that described revolver control apparatus comprises that an end is hinged with described vehicle frame, the other end and described left horizontal frame are hinged be connected to drive the first actuator of described first connecting rod with described first connecting rod, the second connecting rod of describedly rightly take turns that control apparatus comprises that an end is hinged with described vehicle frame, the other end and described right horizontal frame are hinged be connected to drive the second actuator of described second connecting rod with described second connecting rod.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, be fixedly connected with in otic placode outside the upper left, upper left outside otic placode, upper right otic placode in otic placode and upper right on described vehicle frame, outside described upper left in otic placode, upper left otic placode respectively with described upper right outside in otic placode, upper right otic placode symmetrical.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, described horizontal frame system also comprises outside the lower-left that is fixedly connected on described left horizontal frame otic placode in otic placode, lower-left, and is fixedly connected on outside bottom right on described right horizontal frame otic placode in otic placode, bottom right.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, described first connecting rod comprises that revolver is apart from regulating outer support arm and revolver apart from regulating interior support arm, described revolver otic placode outside regulating outer support arm one end and described upper left is hinged, otic placode is hinged outside the other end and described lower-left, and described revolver otic placode in interior support arm one end of adjusting and the described upper left is hinged, otic placode is hinged in the other end and described lower-left.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, described revolver is apart from regulating outer support arm and revolver support arm formation parallel-crank mechanism in regulate.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, described revolver control apparatus also comprises and is fixedly connected on the revolver of described revolver on regulating outer support arm apart from the adjusting lower ear plate, be fixedly connected with revolver on described vehicle frame apart from regulating upper ear plate, upper ear plate is hinged apart from regulating for described the first actuator one end and described revolver, the other end and described revolver hinged apart from the adjusting lower ear plate.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, described second connecting rod comprises that right wheelspan is regulated outer support arm and right wheelspan is regulated interior support arm, described right wheelspan regulates outside outer support arm one end and described upper right that otic placode is hinged, otic placode is hinged outside the other end and described bottom right, in interior support arm one end of described right wheelspan adjusting and described upper right in hinged, the other end of otic placode and described bottom right otic placode hinged.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, described right wheelspan regulates outer support arm and right wheelspan is regulated interior support arm formation parallel-crank mechanism.
The high-clearance self-propelled chassis that above-mentioned wheelspan is adjustable, wherein, the described right control apparatus of taking turns also comprises the right wheelspan adjusting lower ear plate that is fixedly connected on the outer support arm of described right wheelspan adjusting, be fixedly connected with right wheelspan on described vehicle frame and regulate upper ear plate, described the second actuator one end and described right wheelspan regulate that upper ear plate is hinged, the other end and described right wheelspan adjusting lower ear plate hinged.
The present invention further provides a kind of trac. wheelspan control method, it adopts above-mentioned high-clearance self-propelled chassis to regulate, and comprising:
The left horizontal frame of flexible drive by the first extensible member to the inside or outside parallel motion carry out the step that the left lateral travelling wheel is regulated; And/or
The right horizontal frame of flexible drive by the second extensible member to the inside or outside parallel motion carry out the step that the right lateral travelling wheel is regulated.
beneficial functional of the present invention is, the left horizontal frame of flexible drive by the first extensible member to the inside or outside parallel motion can carry out the left lateral travelling wheel and regulate, the right horizontal frame of flexible drive by the second extensible member to the inside or outside parallel motion can carry out the right lateral travelling wheel and regulate, thereby can realize that facility Planting Row Distance according to Different Crop in the farm work process carries out the adjusting of wheelspan in real time, realized the automatic adjustment technology of long-stalked crops high-clearance dispenser working equipment wheelspan, it is complicated that actv. has solved present facility wheelspan regulative mode, the drawback that setting range is little.
Simultaneously, the present invention due to engine position on mainframe, the left and right sides is hinged with vehicle frame and left and right horizontal framework respectively by left and right wheels support arm outside regulating, left horizontal frame is connected with the left lateral travelling wheel, right horizontal frame is connected with the right lateral travelling wheel, integral body is gantry frame type, can effectively improve the ground Clearance of facility, effectively solves the problem of present China long-stalked crops the middle and late growth stage field management operation difficulty.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the front view of the adjustable high-clearance self-propelled chassis of wheelspan of the present invention;
Fig. 2 is that A-A in Fig. 1 is to view;
Fig. 3 is that B-B in Fig. 1 is to view;
Fig. 4 is that C in Fig. 1 is to view.
Wherein, Reference numeral
10-main frame
Otic placode outside 11-upper left
Otic placode in 12-upper left
Otic placode outside 13-upper right
Otic placode in 14-upper right
The 15-revolver is apart from regulating upper ear plate
The right wheelspan of 16-is regulated upper ear plate
The 20-driving engine
30-running gear
31-left lateral travelling wheel
311-the near front wheel
312-left rear wheel
32-right lateral travelling wheel
321-off front wheel
322-off hind wheel
40-horizontal frame system
41-left horizontal frame
42-right horizontal frame
Otic placode outside 43-lower-left
Otic placode in 44-lower-left
Otic placode outside 45-bottom right
Otic placode in 46-bottom right
50-wheelspan control system
51-revolver control apparatus
511-revolver is support arm outside regulating
512-revolver is apart from regulating interior support arm
513-revolver is apart from regulating oil cylinder
514-revolver is apart from regulating lower ear plate
52-right the control apparatus of taking turns
521-right wheelspan is regulated outer support arm
Support arm in 522-right wheelspan is regulated
523-right wheelspan is regulated oil cylinder
524-right wheelspan is regulated lower ear plate
The specific embodiment
Below in conjunction with the drawings and specific embodiments, technical solution of the present invention being described in detail, further understanding purpose of the present invention, scheme and effect, but is not the restriction as claims protection domain of the present invention.
The present invention relates generally to a kind of adjustable high-clearance self-propelled chassis of wheelspan that is applied to the operation of long-stalked crops the middle and late growth stage, and its technical characteristics is that the chassis ground Clearance is high, and wheelspan can be regulated in real time according to job requirements.
Consult accompanying drawing 1 to accompanying drawing 4, the high-clearance self-propelled chassis that wheelspan of the present invention is adjustable comprises vehicle frame 10, running gear 30, drives driving engine 20, horizontal frame system 40 and the wheelspan control system 50 of running gear.Driving engine 20 is arranged on vehicle frame 10.Running gear 30 comprises left lateral travelling wheel 31 and right lateral travelling wheel 32, and left lateral travelling wheel 31 comprises again the near front wheel 311, left rear wheel 312, and right lateral travelling wheel 32 comprises again off front wheel 321, off hind wheel 322.Horizontal frame system 40 comprises left horizontal frame 41 and right horizontal frame 42, and left horizontal frame 41 is connected with left lateral travelling wheel 31, and right horizontal frame 42 is connected with right lateral travelling wheel 32.Wheelspan control system 50 comprises revolver control apparatus 51 and the right control apparatus 52 of taking turns, revolver control apparatus 51 comprises that an end is hinged with vehicle frame 10, the other end and the first connecting rod of left horizontal frame hinged 41 and the first actuator 513 that is connected to drive first connecting rod with first connecting rod, rightly takes turns the second connecting rod and the second actuator 523 that is connected to drive second connecting rod with second connecting rod that control apparatus 52 comprises that an end is hinged with vehicle frame 10, the other end is hinged with right horizontal frame 42.
Specifically, be fixedly connected with outside the upper left in otic placode 11, upper left outside otic placode 12, upper right otic placode 14 in otic placode 13 and upper right on vehicle frame 10, outside the upper left in otic placode 11, upper left outside otic placode 12, upper right in otic placode 13, upper right otic placode 14 be welded on respectively on vehicle frame 10, and relatively vehicle frame 10 is and is symmetrically arranged.Also be fixedly connected with revolver on vehicle frame 10 and regulate upper ear plate 16 apart from regulating upper ear plate 15 and right wheelspan.Horizontal frame system 40 also comprises outside the lower-left that is fixedly connected on left horizontal frame 41 otic placode 44 in otic placode 43, lower-left, and is fixedly connected on outside bottom right on right horizontal frame 42 otic placode 46 in otic placode 45, bottom right.First connecting rod comprises that revolver is apart from regulating outer support arm 511 and revolver apart from regulating interior support arm 512, revolver outside regulating outside support arm 511 1 ends and upper left outside hinged, the other end of otic placode 11 and lower-left otic placode 43 hinged, revolver in regulate in support arm 512 1 ends and upper left in hinged, the other end of otic placode 12 and lower-left otic placode 44 hinged, preferably, revolver is apart from regulating outer support arm 511 and revolver support arm 512 formation parallel-crank mechanisms in regulate.Revolver control apparatus 51 also comprises and is fixedly connected on the revolver of revolver on regulating outer support arm 511 apart from adjusting lower ear plate 514, upper ear plate 15 is hinged apart from regulating for the first actuator 513 1 ends and revolver, the other end is hinged apart from adjusting lower ear plate 514 with revolver, this first actuator 513 can be that hydraulic actuating cylinder is (in the present embodiment, the first actuator 513 is oil cylinder, because the effect of this oil cylinder is for regulating the revolver distance, therefore, also be called revolver apart from regulating oil cylinder 513).Second connecting rod comprises that right wheelspan is regulated outer support arm 521 and right wheelspan is regulated interior support arm 522, right wheelspan regulates outside outer support arm 521 1 ends and upper right that otic placode 13 is hinged, otic placode 45 is hinged outside the other end and bottom right, in right wheelspan is regulated in support arm 522 1 ends and upper right in hinged, the other end of otic placode 14 and bottom right otic placode 46 hinged, preferably, right wheelspan is regulated support arm 522 formation parallel-crank mechanisms in outer support arm 521 and the adjusting of right wheelspan.The right control apparatus 52 of taking turns also comprises the right wheelspan adjusting lower ear plate 524 that is fixedly connected on the outer support arm 521 of right wheelspan adjusting, the second actuator 523 1 ends and right wheelspan regulate that upper ear plate 16 is hinged, the other end is hinged with right wheelspan adjusting lower ear plate 524, this second actuator 523 can be that hydraulic actuating cylinder is (in the present embodiment, the second actuator 523 is oil cylinder, because the effect of this oil cylinder is be used to regulating right wheelspan, therefore, also be called right wheelspan and regulate oil cylinder 523).
By above-mentioned chassis, in actual farm work process, according to the requirement to Different Crop, can carry out in real time the wheelspan of trac. and regulate.when needs carry out left side wheels apart from adjusting, can be by a HYDRAULIC CONTROL SYSTEM revolver apart from regulating oil cylinder 513, swing apart from the parallelogram of regulating inside and outside support arm formation apart from the flexible revolver that makes of regulating oil cylinder 513 by revolver, due to revolver apart from regulating oil cylinder 513, inside and outside revolver is regulated, an end of support arm is all hinged with vehicle frame 10, therefore, can drive left horizontal frame 41 along with revolver stretching to the inside or outside parallel motion apart from adjusting oil cylinder 513, simultaneously, because the near front wheel 311 and left rear wheel 312 all are fixed on left horizontal frame 41, therefore, can complete the adjustment of wheelspan.Right-hand wheel is identical with the left side apart from the principle of adjusting.And the present invention can carry out simultaneously the adjusting of left and right wheels distance or carry out respectively the adjusting of one-sided wheelspan according to different needs.Because adopting hydraulic technique to carry out wheelspan by the first actuator and the second actuator, the present invention regulates, the characteristics that therefore should the adjustment mode have simply, facilitate, the wheelspan setting range are wide, and the wheelspan of adjustment can be fit to the farm work of multiple kinds of crops.
In addition, driving engine 20 of the present invention is arranged on vehicle frame 10, the left and right sides is hinged with vehicle frame 10 and left and right horizontal framework respectively by left and right wheels support arm outside regulating, the left and right road wheel is separately fixed at the left and right horizontal framework, the chassis structure of this gantry frame type can effectively improve the ground Clearance of facility, and completes the adjusting of car gage when guaranteeing facility operation lowest gap.This chassis structure can adapt to the farm work of corn, the contour stalk operation of sugarcane the middle and late growth stage, has solved the common facility ground Clearance low, can't target approach a plot difficult problem of carrying out operation.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (10)
1. high-clearance self-propelled chassis that wheelspan is adjustable comprises the driving engine of vehicle frame, running gear and the described running gear of driving, and described driving engine is arranged on vehicle frame, and described running gear comprises left lateral travelling wheel and right lateral travelling wheel, it is characterized in that, also comprises:
Horizontal frame system, described horizontal frame system comprise left horizontal frame and right horizontal frame, and described left horizontal frame is connected with the left lateral travelling wheel, and described right horizontal frame is connected with the right lateral travelling wheel;
The wheelspan control system, described wheelspan control system comprises revolver control apparatus and the right control apparatus of taking turns, the first connecting rod that described revolver control apparatus comprises that an end is hinged with described vehicle frame, the other end and described left horizontal frame are hinged be connected to drive the first actuator of described first connecting rod with described first connecting rod, the second connecting rod of describedly rightly take turns that control apparatus comprises that an end is hinged with described vehicle frame, the other end and described right horizontal frame are hinged be connected to drive the second actuator of described second connecting rod with described second connecting rod.
2. the adjustable high-clearance self-propelled chassis of wheelspan according to claim 1, it is characterized in that, be fixedly connected with in otic placode outside the upper left, upper left outside otic placode, upper right otic placode in otic placode and upper right on described vehicle frame, outside described upper left in otic placode, upper left otic placode respectively with described upper right outside in otic placode, upper right otic placode symmetrical.
3. the adjustable high-clearance self-propelled chassis of wheelspan according to claim 2, it is characterized in that, described horizontal frame system also comprises outside the lower-left that is fixedly connected on described left horizontal frame otic placode in otic placode, lower-left, and is fixedly connected on outside bottom right on described right horizontal frame otic placode in otic placode, bottom right.
4. the adjustable high-clearance self-propelled chassis of wheelspan according to claim 3, it is characterized in that, described first connecting rod comprises that revolver is apart from regulating outer support arm and revolver apart from regulating interior support arm, described revolver otic placode outside regulating outer support arm one end and described upper left is hinged, otic placode is hinged outside the other end and described lower-left, and described revolver otic placode in interior support arm one end of adjusting and the described upper left is hinged, otic placode is hinged in the other end and described lower-left.
5. the adjustable high-clearance self-propelled chassis of wheelspan according to claim 4, is characterized in that, described revolver is apart from regulating outer support arm and revolver support arm formation parallel-crank mechanism in regulate.
6. according to claim 4 or 5 adjustable high-clearance self-propelled chassis of described wheelspan, it is characterized in that, described revolver control apparatus also comprises and is fixedly connected on the revolver of described revolver on regulating outer support arm apart from the adjusting lower ear plate, be fixedly connected with revolver on described vehicle frame apart from regulating upper ear plate, upper ear plate is hinged apart from regulating for described the first actuator one end and described revolver, the other end and described revolver hinged apart from the adjusting lower ear plate.
7. the adjustable high-clearance self-propelled chassis of wheelspan according to claim 3, it is characterized in that, described second connecting rod comprises that right wheelspan is regulated outer support arm and right wheelspan is regulated interior support arm, described right wheelspan regulates outside outer support arm one end and described upper right that otic placode is hinged, otic placode is hinged outside the other end and described bottom right, in interior support arm one end of described right wheelspan adjusting and described upper right in hinged, the other end of otic placode and described bottom right otic placode hinged.
8. the adjustable high-clearance self-propelled chassis of wheelspan according to claim 7, is characterized in that, described right wheelspan regulates outer support arm and right wheelspan is regulated interior support arm formation parallel-crank mechanism.
9. according to claim 7 or 8 adjustable high-clearance self-propelled chassis of described wheelspan, it is characterized in that, the described right control apparatus of taking turns also comprises the right wheelspan adjusting lower ear plate that is fixedly connected on the outer support arm of described right wheelspan adjusting, be fixedly connected with right wheelspan on described vehicle frame and regulate upper ear plate, described the second actuator one end and described right wheelspan regulate that upper ear plate is hinged, the other end and described right wheelspan adjusting lower ear plate hinged.
10. a trac. wheelspan control method, is characterized in that, in employing claim 1-9, the described high-clearance self-propelled chassis of any one is regulated, and comprising:
The left horizontal frame of flexible drive by the first extensible member to the inside or outside parallel motion carry out the step that the left lateral travelling wheel is regulated; And/or
The right horizontal frame of flexible drive by the second extensible member to the inside or outside parallel motion carry out the step that the right lateral travelling wheel is regulated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100012165A CN103121377A (en) | 2013-01-04 | 2013-01-04 | High ground clearance self-propelled chassis with adjustable wheel tread and wheel tread adjusting method of tractor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100012165A CN103121377A (en) | 2013-01-04 | 2013-01-04 | High ground clearance self-propelled chassis with adjustable wheel tread and wheel tread adjusting method of tractor |
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| CN103121377A true CN103121377A (en) | 2013-05-29 |
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| CN2013100012165A Pending CN103121377A (en) | 2013-01-04 | 2013-01-04 | High ground clearance self-propelled chassis with adjustable wheel tread and wheel tread adjusting method of tractor |
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