CN203608525U - Diamond four-wheel portal frame type high-ground-clearance cultivator - Google Patents
Diamond four-wheel portal frame type high-ground-clearance cultivator Download PDFInfo
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- CN203608525U CN203608525U CN201320817376.2U CN201320817376U CN203608525U CN 203608525 U CN203608525 U CN 203608525U CN 201320817376 U CN201320817376 U CN 201320817376U CN 203608525 U CN203608525 U CN 203608525U
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Abstract
The utility model discloses a diamond four-wheel portal frame type high-ground-clearance cultivator, which comprises a chassis, a front rack, a rear rack, a left side arm and a right side arm, wherein the front rack, the rear rack, the left side arm and the right side arm are respectively arranged above the chassis; the left side arm is connected with the front rack; the right side arm is connected with the rear rack; four wheels on the bottom of the chassis are distributed as a rhombus; the four wheels are a front wheel, a rear wheel, a left wheel and a right wheel respectively; the front wheel is located at the front end of the front rack; the rear wheel is located at the rear end of the rear rack; the left wheel is located on the outer side of the left side arm; the right wheel is located on the outer side of the right side arm; the left wheel is connected with the left side arm by a left-wheel hydraulic motor; the right wheel is connected with the right side arm by a right-wheel hydraulic motor; the front wheel and the rear wheel are steering wheels as well as drive wheels; the left wheel and the right wheel are drive wheels. The diamond four-wheel portal frame type high-ground-clearance cultivator has the characteristics of relatively low height of centre of mass and relatively good stability, is adaptable for planting works of crops of different row spaces.
Description
Technical field
The utility model relates to cultivator technical field, particularly a kind of rhombus four-wheel gantry frame type high-clearance intertill machine.
Background technology
At present, long-stalked crops plant protection mechanization technology mainly concentrates on intertillage, spray medicine, fertilising and weeding.Cultivator loosens the soil because it can disposablely complete, weeding, ridging and fertilising operation, realizes and improves soil permeability simultaneously, removes weeds, strengthens long-stalked crops lodging tolerance, and overall efficiency is high, and becomes the major way of long-stalked crops mechanization management.At present domestic and international general four-wheel high-clearance intertill supervisor, four wheels are arranged in to the position at four angles of rectangular chassis, in order to reach the agriculture requirement compared with high-clearance, the general mode that adopts integral raising vehicle frame, make chassis be positioned at crop top, the assemblies such as engine, speed changer, driver's cabin are arranged on chassis, make complete machine barycenter higher, stability decreases.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides that a kind of height of center of mass is lower, the good rhombus four-wheel of stability gantry frame type high-clearance intertill machine.
The technical solution of the utility model is: a kind of rhombus four-wheel gantry frame type high-clearance intertill machine, comprise chassis, forebay, afer bay, left side arm and right arm, forebay, afer bay, left side arm and right arm are located at respectively top, chassis, left side arm is connected with forebay, and right arm is connected with afer bay.The distribution that assumes diamond in shape of four wheels of tray bottom, four wheels are respectively front-wheel, trailing wheel, revolver and right wheel.Front-wheel and trailing wheel lay respectively at longitudinal diagonal two ends of rhombus, and longitudinally diagonal is positioned at longitudinal plane of symmetry of cultivator, and front-wheel is positioned at forebay front end, and trailing wheel is positioned at afer bay rear end; Revolver and the right horizontal diagonal two ends that are positioned at rhombus of taking turns, laterally diagonal is positioned at the lateral symmetry face of cultivator, lateral symmetry face is with longitudinally the plane of symmetry is mutually vertical, revolver is positioned at arm outside, left side, right wheel is positioned at right arm outside, between revolver and left side arm, be connected by revolver hydraulic motor, right wheel between right arm is connected by the right hydraulic motor of taking turns; Front-wheel and trailing wheel are deflecting roller, or turn to driving wheel, revolver and right wheel as driving wheel.When four wheels adopt rhombus to arrange, front-wheel and trailing wheel are deflecting roller, the instantaneous centre turning to is positioned on the extended line of revolver and right wheel axis, compared with while turning with traditional four-wheel wheel, instantaneous centre is positioned on the extended line of back axle axis, in the situation that front and back wheel wheelbase is identical with traditional carriage wheel base, the radius of turn of rhombus car is the half of traditional carriage, chassis maneuverability.
Left side arm and right arm are respectively gantry frame type structure.Portal frame height, for by long-stalked crops, can be determined according to the requirement of concrete manipulating object in space under portal frame.The parts such as engine, driver's cabin, transmission case can be directly installed on the underframe of front and back wheel, do not need to improve the road clearance by raising its position, and car load height of center of mass is low.
Between described front-wheel and trailing wheel, be provided with linkage steering mechanism, linkage steering mechanism comprises front-wheel steer hydraulic cylinder and rear-axle steering hydraulic cylinder, front-wheel steer hydraulic cylinder is installed on forebay and with front-wheel and is connected, and rear-axle steering hydraulic cylinder is installed on afer bay and with trailing wheel and is connected; Synchronization action between front-wheel steer hydraulic cylinder and rear-axle steering hydraulic cylinder, steering angle equates and direction of rotation.
Between described forebay and afer bay, be provided with ground adaptive mechanism, ground adaptive mechanism comprises jointed shaft, spacer pin and stop collar, forebay bottom is connected by jointed shaft with afer bay bottom, afer bay top arranges spacer pin, forebay top arranges stop collar, spacer pin does movement in a curve take jointed shaft as the center of circle in stop collar, is provided with damping material in stop collar.Ground adaptive mechanism can, according to the variation of field topography, change the angle between forebay and afer bay automatically, and revolver and right wheel can be on the ground of differentiated levels, avoids occurring the phenomenon of wheel hanging, improves the driveability of cultivator.
Described forebay or afer bay are centered by jointed shaft, and at the rotation with in surface perpendicular to jointed shaft axis, the angle that relatively rotates between forebay and afer bay is 0～20 °.The relative rotation of forebay and afer bay is in this angular range time, and it is the landform of 0～240 millimeter that this chassis can adapt to left wheel and right wheel present position difference in level, substantially meets field instructions for use.The angle value of maximum relative rotation can also require to design according to different service conditions, but angle value is larger, also higher to the performance requirement of equipment.
Between described forebay and left side arm, be provided with revolver apart from guiding mechanism, wheelspan guiding mechanism comprises and stretches out hydraulic cylinder, outer guide and interior guide rail, stretching out hydraulic cylinder one end is fixed on forebay, stretching out the hydraulic cylinder other end is connected with left side arm, outer guide and interior guide rail parallel are located at forebay top, and left side arm is connected with forebay with interior guide rail by outer guide;
Between afer bay and right arm, be provided with right wheelspan guiding mechanism, right wheelspan guiding mechanism and revolver are symmetrical structure apart from guiding mechanism.Wheelspan guiding mechanism can be adjusted the distance between left and right wheels according to the different spacings of crop, to adapt to the farm work in different spacings.
Described revolver rear is provided with left farm implements fixed mount, the right rear of taking turns is provided with right farm implements fixed mount, trailing wheel rear is provided with rear farm implements fixed mount, left farm implements fixed mount is connected with left side arm by left farm implements longitudinal stability device, right farm implements fixed mount is connected with right arm by right farm implements longitudinal stability device, rear farm implements fixed mount is connected with afer bay, and rear farm implements fixed mount both sides arrange respectively rear farm implements lifting hydraulic cylinder.
On described afer bay, steering wheel adjusting mechanism is installed, steering wheel adjusting mechanism comprises longitudinal adjustment plate and fixed head, longitudinally adjusting plate is connected with afer bay by bolt, longitudinally adjust on plate and have slotted hole, longitudinally the slotted hole on adjustment plate is for adjusting the height of steering wheel, and the length of slotted hole is the adjustment height of steering wheel; Fixed head is connected with longitudinal plate of adjusting by rotational pin, has arcuate socket on fixed head, and arcuate socket is adjusted for the front and back of steering wheel, and the arc angle of arcuate socket is the angle that the steering yoke on steering wheel can rotate.Realize the upper-lower position adjustment of steering wheel by adjusting longitudinal adjustment plate, realize the adjustment of steering wheel front and back position by adjusting fixed head.
On described forebay, be positioned at front-wheel top place and be provided with engine, motor head arranges engine radiator, and engine is connected with hydraulic pump by decelerator, and hydraulic pump is connected with hydraulic oil container by hydraulic control valve.The link circuit at hydraulic pump, hydraulic control valve and hydraulic oil container place forms hydraulic system, and hydraulic system provides power apart from mechanisms such as guiding mechanism, right wheelspan guiding mechanism, left farm implements fixed mount, right farm implements fixed mount and rear farm implements fixed mounts for linkage steering mechanism, each wheel, revolver.
When this rhombus four-wheel gantry frame type high-clearance intertill machine uses, its principle is: rhombus chassis structure layout has three vehicle bridge, and front-wheel and trailing wheel are all arranged on longitudinal diagonal on chassis with single-wheel, and the two-wheeled of jackshaft (being revolver and right wheel) is symmetrically arranged.Wherein front and back wheel interlock out-phase turns to, and jackshaft driving wheels is connected in frame with portal frame form, and the vehicle body at middle part is because in the ranks raising by not needing crops, thus reduced car load height of center of mass, improve stability; Ground adaptive mechanism, according to the variation of landform, changes the angle between the frame of front and back, improves the trafficability characteristic of car load.
The utility model, with respect to prior art, has following beneficial effect:
This rhombus four-wheel gantry frame type high-clearance intertill machine, with respect to traditional cultivator, has and turns to flexibly, and complete machine barycenter is low, adapts to the advantage of long-stalked crops intertillage management operations.In this rhombus four-wheel gantry frame type high-clearance intertill machine, four wheels adopt rhombus to arrange, front-wheel and trailing wheel are deflecting roller, the instantaneous centre turning to is positioned on the extended line of revolver and right wheel axis, compared with while turning with traditional four-wheel wheel, instantaneous centre is positioned on the extended line of back axle axis, in the situation that front and back wheel wheelbase is identical with traditional carriage wheel base, the half that the radius of turn of this cultivator is traditional cultivator, chassis maneuverability.Left side arm and right arm are respectively gantry frame type structure.Portal frame height, for by long-stalked crops, can be determined according to the requirement of concrete manipulating object in space under portal frame.The parts such as engine, driver's cabin, transmission case can be directly installed on the underframe of front and back wheel, do not need to improve the road clearance by raising its position, and car load height of center of mass is low, and performance is more stable.
Accompanying drawing explanation
Fig. 1 is the structural representation of this rhombus four-wheel gantry frame type high-clearance intertill machine.
Fig. 2 is that the A of Fig. 1 is to view.
Fig. 3 is that the B of Fig. 1 is to view.
Fig. 4 is the structural representation of forebay and afer bay.
Fig. 5 is the structural representation of steering wheel adjusting mechanism.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited to this.
Embodiment
A kind of rhombus four-wheel of the present embodiment gantry frame type high-clearance intertill machine, its structure is as shown in Figure 1, Figure 2 or shown in Fig. 3, comprise chassis 1, forebay 2, afer bay 3, left side arm 4 and right arm 5, forebay, afer bay, left side arm and right arm are located at respectively top, chassis, left side arm is connected with forebay, and right arm is connected with afer bay; The distribution that assumes diamond in shape of four wheels of tray bottom, four wheels are respectively front-wheel 6, trailing wheel 7, revolver 8 and rightly take turns 9, front-wheel and trailing wheel lay respectively at longitudinal diagonal two ends of rhombus, longitudinally diagonal is positioned at longitudinal plane of symmetry of cultivator, front-wheel is positioned at forebay front end, and trailing wheel is positioned at afer bay rear end; Revolver and the right horizontal diagonal two ends that are positioned at rhombus of taking turns, laterally diagonal is positioned at the lateral symmetry face of cultivator, lateral symmetry face is with longitudinally the plane of symmetry is mutually vertical, revolver is positioned at arm outside, left side, right wheel is positioned at right arm outside, between revolver and left side arm, be connected by revolver hydraulic motor 10, right wheel between right arm is connected by the right hydraulic motor 11 of taking turns; Front-wheel and trailing wheel are deflecting roller, are also driving wheel simultaneously, revolver and right wheel as driving wheel.When four wheels adopt rhombus to arrange, front-wheel and trailing wheel are deflecting roller, the instantaneous centre turning to is positioned on the extended line of revolver and right wheel axis, compared with while turning with traditional four-wheel wheel, instantaneous centre is positioned on the extended line of back axle axis, in the situation that front and back wheel wheelbase is identical with traditional carriage wheel base, the radius of turn of rhombus car is the half of traditional cultivator, chassis maneuverability.Left side arm and right arm are respectively gantry frame type structure.Portal frame height, for by long-stalked crops, can be determined according to the requirement of concrete manipulating object in space under portal frame.The parts such as engine, driver's cabin, transmission case can be directly installed on the underframe of front and back wheel, do not need to improve the road clearance by raising its position, and car load height of center of mass is low.
Left side arm and right arm are respectively gantry frame type structure.Portal frame height, for by long-stalked crops, can be determined according to the requirement of concrete manipulating object in space under portal frame.The parts such as engine, driver's cabin, transmission case can be directly installed on the underframe of front and back wheel, do not need to improve the road clearance by raising its position, and car load height of center of mass is low.
Between front-wheel and trailing wheel, be provided with linkage steering mechanism, linkage steering mechanism comprises front-wheel steer hydraulic cylinder 12 and rear-axle steering hydraulic cylinder 13, front-wheel steer hydraulic cylinder is installed on forebay and with front-wheel and is connected, and rear-axle steering hydraulic cylinder is installed on afer bay and with trailing wheel and is connected; Synchronization action between front-wheel steer hydraulic cylinder and rear-axle steering hydraulic cylinder, steering angle equates and direction of rotation.
Between forebay and afer bay, be provided with ground adaptive mechanism, as shown in Figure 4, ground adaptive mechanism comprises jointed shaft 14, spacer pin (being positioned at stop collar) and stop collar 15, forebay bottom is connected by jointed shaft with afer bay bottom, afer bay top arranges spacer pin, forebay top arranges stop collar, and spacer pin does movement in a curve take jointed shaft as the center of circle in stop collar, is provided with damping material in stop collar.Ground adaptive mechanism can, according to the variation of field topography, change the angle between forebay and afer bay automatically, and revolver and right wheel can be on the ground of differentiated levels, avoids occurring the phenomenon of wheel hanging, improves the driveability of cultivator.
Forebay or afer bay are centered by jointed shaft, and at the rotation with in surface perpendicular to jointed shaft axis, the angle that relatively rotates between forebay and afer bay is 0～20 °.The relative rotation of forebay and afer bay is in this angular range time, and it is the landform of 0～240 millimeter that this chassis can adapt to left wheel and right wheel present position difference in level, substantially meets field instructions for use.The angle value of maximum relative rotation can also require to design according to different service conditions, but angle value is larger, also higher to the performance requirement of equipment.
As shown in Figure 2, between forebay and left side arm, be provided with revolver apart from guiding mechanism, wheelspan guiding mechanism comprises and stretches out hydraulic cylinder 16, outer guide 17 and interior guide rail 18, stretching out hydraulic cylinder one end is fixed on forebay, stretching out the hydraulic cylinder other end is connected with left side arm, outer guide and interior guide rail parallel are located at forebay top, and left side arm is connected with forebay with interior guide rail by outer guide;
Between afer bay and right arm, be provided with right wheelspan guiding mechanism, right wheelspan guiding mechanism and revolver are symmetrical structure apart from guiding mechanism.Wheelspan guiding mechanism can be adjusted the distance between left and right wheels according to the different spacings of crop, to adapt to the farm work in different spacings.
As shown in Figure 2, revolver rear is provided with left farm implements fixed mount 19, the right rear of taking turns is provided with right farm implements fixed mount 20, trailing wheel rear is provided with rear farm implements fixed mount 21, left farm implements fixed mount is connected with left side arm by left farm implements longitudinal stability device 22, right farm implements fixed mount is connected with right arm by right farm implements longitudinal stability device 23, and rear farm implements fixed mount is connected with afer bay, and rear farm implements fixed mount both sides arrange respectively rear farm implements lifting hydraulic cylinder 28.
As shown in Figure 5, steering wheel adjusting mechanism is installed on afer bay, steering wheel adjusting mechanism comprises longitudinal adjustment plate 32 and fixed head 31, longitudinally adjusting plate is connected with afer bay by bolt, longitudinally adjust on plate 32 and have slotted hole, longitudinally the slotted hole on adjustment plate is for adjusting the height of steering wheel, and the length of slotted hole is the adjustment height of steering wheel 29; On fixed head 31, have arcuate socket, arcuate socket is adjusted for the front and back of steering wheel 29, and the arc angle of arcuate socket is 30 angles that can rotate of steering yoke.Realize the upper-lower position adjustment of steering wheel 29 by adjusting longitudinal adjustment plate 32, realize the adjustment of steering wheel 29 front and back positions by adjusting fixed head 31.
On forebay, be positioned at front-wheel top place and be provided with engine 24, motor head arranges engine radiator 25, and engine is connected with hydraulic pump 27 by decelerator 26, and hydraulic pump is connected with hydraulic oil container by hydraulic control valve.The link circuit at hydraulic pump, hydraulic control valve and hydraulic oil container place forms hydraulic system, and hydraulic system provides power apart from mechanisms such as guiding mechanism, right wheelspan guiding mechanism, left farm implements fixed mount, right farm implements fixed mount and rear farm implements fixed mounts for linkage steering mechanism, each wheel, revolver.
When this rhombus four-wheel gantry frame type high-clearance intertill machine uses, its principle is: rhombus chassis structure layout has three vehicle bridge, and front-wheel and trailing wheel are all arranged on longitudinal diagonal on chassis with single-wheel, and the two-wheeled of jackshaft (being revolver and right wheel) is symmetrically arranged.Wherein front and back wheel interlock out-phase turns to, and jackshaft driving wheels is connected in frame with portal frame form, and the vehicle body at middle part is because in the ranks raising by not needing crops, thus reduced car load height of center of mass, improve stability; Ground adaptive mechanism, according to the variation of landform, changes the angle between the frame of front and back, improves the trafficability characteristic of car load.
As mentioned above, just can realize preferably the utility model, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Be that all equalizations of doing according to the utility model content change and modify, all by the utility model claim scope required for protection is contained.
Claims (9)
1. rhombus four-wheel gantry frame type high-clearance intertill machine, it is characterized in that, comprise chassis, forebay, afer bay, left side arm and right arm, forebay, afer bay, left side arm and right arm are located at respectively top, chassis, left side arm is connected with forebay, and right arm is connected with afer bay; The distribution that assumes diamond in shape of four wheels of tray bottom, four wheels are respectively front-wheel, trailing wheel, revolver and right wheel; Front-wheel and trailing wheel lay respectively at longitudinal diagonal two ends of rhombus, and longitudinally diagonal is positioned at longitudinal plane of symmetry of cultivator, and front-wheel is positioned at forebay front end, and trailing wheel is positioned at afer bay rear end; Revolver and the right horizontal diagonal two ends that are positioned at rhombus of taking turns, laterally diagonal is positioned at the lateral symmetry face of cultivator, lateral symmetry face is with longitudinally the plane of symmetry is mutually vertical, revolver is positioned at arm outside, left side, right wheel is positioned at right arm outside, between revolver and left side arm, be connected by revolver hydraulic motor, right wheel between right arm is connected by the right hydraulic motor of taking turns; Front-wheel and trailing wheel are deflecting roller, are also driving wheel simultaneously, revolver and right wheel as driving wheel.
2. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, is characterized in that, described left side arm and right arm are respectively gantry frame type structure.
3. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, it is characterized in that, between described front-wheel and trailing wheel, be provided with linkage steering mechanism, linkage steering mechanism comprises front-wheel steer hydraulic cylinder and rear-axle steering hydraulic cylinder, front-wheel steer hydraulic cylinder is installed on forebay and with front-wheel and is connected, and rear-axle steering hydraulic cylinder is installed on afer bay and with trailing wheel and is connected; Synchronization action between front-wheel steer hydraulic cylinder and rear-axle steering hydraulic cylinder, steering angle equates and direction of rotation.
4. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, it is characterized in that, between described forebay and afer bay, be provided with ground adaptive mechanism, ground adaptive mechanism comprises jointed shaft, spacer pin and stop collar, forebay bottom is connected by jointed shaft with afer bay bottom, and afer bay top arranges spacer pin, and forebay top arranges stop collar, spacer pin does movement in a curve take jointed shaft as the center of circle in stop collar, is provided with damping material in stop collar.
5. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 4, it is characterized in that, described forebay or afer bay are centered by jointed shaft, and at the rotation with in surface perpendicular to jointed shaft axis, the angle that relatively rotates between forebay and afer bay is 0～20 °.
6. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, it is characterized in that, between described forebay and left side arm, be provided with revolver apart from guiding mechanism, wheelspan guiding mechanism comprises and stretches out hydraulic cylinder, outer guide and interior guide rail, stretching out hydraulic cylinder one end is fixed on forebay, stretch out the hydraulic cylinder other end and be connected with left side arm, outer guide and interior guide rail parallel are located at forebay top, and left side arm is connected with forebay with interior guide rail by outer guide;
Between afer bay and right arm, be provided with right wheelspan guiding mechanism, right wheelspan guiding mechanism and revolver are symmetrical structure apart from guiding mechanism.
7. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, it is characterized in that, described revolver rear is provided with left farm implements fixed mount, the right rear of taking turns is provided with right farm implements fixed mount, trailing wheel rear is provided with rear farm implements fixed mount, and left farm implements fixed mount is connected with left side arm by left farm implements longitudinal stability device, and right farm implements fixed mount is connected with right arm by right farm implements longitudinal stability device, rear farm implements fixed mount is connected with afer bay, and rear farm implements fixed mount both sides arrange respectively rear farm implements lifting hydraulic cylinder.
8. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, it is characterized in that, on described afer bay, steering wheel adjusting mechanism is installed, steering wheel adjusting mechanism comprises longitudinal adjustment plate, fixed head and rotational pin, longitudinally adjust plate and be connected with afer bay by bolt, longitudinally adjust on plate and have slotted hole, fixed head is connected with longitudinal plate of adjusting by rotational pin, fixed head and longitudinally adjust the plate untie-sell that rotates and relatively rotate, has arcuate socket on fixed head.
9. rhombus four-wheel gantry frame type high-clearance intertill machine according to claim 1, it is characterized in that, on described forebay, be positioned at front-wheel top place and be provided with engine, motor head arranges engine radiator, engine is connected with hydraulic pump by decelerator, and hydraulic pump is connected with hydraulic oil container by hydraulic control valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320817376.2U CN203608525U (en) | 2013-12-11 | 2013-12-11 | Diamond four-wheel portal frame type high-ground-clearance cultivator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320817376.2U CN203608525U (en) | 2013-12-11 | 2013-12-11 | Diamond four-wheel portal frame type high-ground-clearance cultivator |
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| Publication Number | Publication Date |
|---|---|
| CN203608525U true CN203608525U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320817376.2U Withdrawn - After Issue CN203608525U (en) | 2013-12-11 | 2013-12-11 | Diamond four-wheel portal frame type high-ground-clearance cultivator |
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| CN (1) | CN203608525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103650682A (en) * | 2013-12-11 | 2014-03-26 | 华南农业大学 | Rhombus four-wheel gantry type high-ground-clearance cultivator |
| CN109466655A (en) * | 2018-10-30 | 2019-03-15 | 南京农业大学 | Field crops phenotype monitoring robot |
-
2013
- 2013-12-11 CN CN201320817376.2U patent/CN203608525U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103650682A (en) * | 2013-12-11 | 2014-03-26 | 华南农业大学 | Rhombus four-wheel gantry type high-ground-clearance cultivator |
| CN103650682B (en) * | 2013-12-11 | 2015-08-19 | 华南农业大学 | Rhombus four-wheel gantry type high-ground-clearanccultivator cultivator |
| CN109466655A (en) * | 2018-10-30 | 2019-03-15 | 南京农业大学 | Field crops phenotype monitoring robot |
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Granted publication date: 20140528 Effective date of abandoning: 20150819 |
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