CN203633068U - Miniature four-wheel drive seat cultivator - Google Patents
Miniature four-wheel drive seat cultivator Download PDFInfo
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- CN203633068U CN203633068U CN201320476596.3U CN201320476596U CN203633068U CN 203633068 U CN203633068 U CN 203633068U CN 201320476596 U CN201320476596 U CN 201320476596U CN 203633068 U CN203633068 U CN 203633068U
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- climbing
- cultivator
- hydraulic cylinder
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Abstract
The utility model discloses a miniature four-wheel drive seat cultivator, and belongs to agricultural machinery. The cultivator is provided with a power device, a transmission device, a traveling device, a rotary cultivation device, a climbing device, a hydraulic cylinder and a driving control console, wherein the climbing device comprises a climbing arm hinged to a frame; a climbing wheel is arranged at the front end of the climbing arm; the hydraulic cylinder adjusts the length and the angle of the climbing arm; the traveling device comprises a front traveling wheel and a rear traveling wheel; the rotary cultivation device comprises a rotary cultivation cutter; the rotary cultivation cutter is positioned at the rear end of the frame; a rotary cultivation cutter lifting hydraulic cylinder is also arranged on the frame. As the front and rear traveling wheels and the rotary cultivation cutter are provided, and the hydraulic cylinder the rotary cultivation cutter lifting hydraulic cylinder are also arranged on the frame, when the cultivator climbs to a high field, the climbing arm is lifted through the hydraulic cylinder, the front end of the whole cultivator body is lifted through the supporting of the rear traveling wheel, the front end of the climbing arm is laid on the high filed to be climbed, and then the whole cultivator body is advanced trough the power device and climbs to the field.
Description
Technical field
The utility model relates to a kind of agricultural machinery, is specifically related to a kind of sitting posture tillage implement with rotary driven tool.
Background technology
In the larger knob of ground line gradient or mountain area, and in the underwater cultivation of fritter, large-scale farm machinery cannot be brought into play its power, is more to use manpower or animal power, and labour intensity is large, and production efficiency is low.For this present situation, there is at present hand-held mini-size tillage machine.The most compact conformation of existing hand-held mini-size tillage machine, small volume, is applicable to hills, mountain region and paddy field.But, because its farming principle is to rely on rotary tillage cutter directly to plough plough soil, tending to produce larger vibration, operator is easy to fatigue, and also has great potential safety hazard in use.For knob, need in each field that has the discrepancy in elevation, transport hand-held mini-size tillage machine, there is the problem of difficult.
Along with the progress of farm machinery, there is in recent years large-scale sitting posture tiller.Operator is sitting on machine and carries out farming, has solved traditional hand-held mini-size tillage machine and exist the problem of easy operation fatigue.But large-scale sitting posture tiller is generally wheeled driving, and weight is larger, is unfavorable for using in mountain area and knob, and still has the difficult problem that shifts in the field that has the discrepancy in elevation.
Utility model content
The technical problems to be solved in the utility model is that existing sitting posture tiller weight is larger, shifts inconvenience in the field that has the discrepancy in elevation.
For achieving the above object, the technical solution of the utility model is: miniature 4 wheel driven sitting cultivator, comprise frame, described frame is provided with power set, transmission device, running gear, rotary cultivator attachment and bridge, described bridge is positioned at the middle part of frame, the front end of described frame is also provided with climbing apparatus, described climbing apparatus has comprised the climbing arm that is connected with frame and can rotates around connecting portion, the front end of climbing arm is provided with climbing wheel, is also provided with the hydraulic cylinder that regulates climbing arm lengths and angle in frame; Described power set comprise walking power set and rotary tillage power set; Described running gear comprises front walking wheel and rear walking wheel; Described rotary cultivator attachment comprises rotary tillage cutter, and described rotary tillage cutter is positioned at frame rear end, is also provided with rotary tillage cutter lifting hydraulic cylinder in frame.
While adopting technique scheme, because the machine is provided with climbing apparatus, in the time rolling over to higher field, by hydraulic cylinder, climbing arm is lifted, the climbing wheel of climbing arm front end is placed on higher field to be crossed, pass through again walking power set outputting power to running gear, whole body is travelled forward.Because the front end of body is supported on field to be crossed by climbing apparatus, whole body, under the drive of running gear, forward and move upward, is crossed the raised path through fields.In the case of run into the field discrepancy in elevation to be crossed larger, the rotary tillage cutter of frame rear end can also be put down, make rotary tillage cutter also as the body strong point, increase the elevation angle of whole body, then coordinate running gear, drive whole body to cross the higher raised path through fields.In like manner, in the time rolling over to lower field, by hydraulic cylinder, the climbing wheel of climbing arm front end is put down, the front end of whole body is pressed down, climbing wheel is placed on lower field to be crossed, whole body is under the drive of running gear, and realization is crossed.The machine structure is small and exquisite, is different from large-scale seat tiller, have lightweight, the advantage that can cross.
Further, for solve this miniature 4 wheel driven sitting cultivator on highway and can be different in field the problem of speed per hours walking.Described walking power set are provided with former and later two output shafts, and front output shaft provides front walking wheel power, and rear drive shaft provides rear walking wheel power, the switchover apparatus of road wheel before and after described running gear has also comprised.While walking on highway, make rear walking wheel as driving wheel by switchover apparatus, cut off front walking wheel power, front walking wheel is only as deflecting roller, and whole body can, with higher speed per hour operation, reach the object of fast moving on highway.And when farming, make front walking wheel as driving wheel by switchover apparatus in field, and cut off the power of rear walking wheel, the movement velocity of body is reduced, coordinate the ploughing speed of rotary tillage cutter to carry out farming with lower speed per hour.
Further, due to the small volume of this miniature 4 wheel driven sitting cultivator, the installing space of whole transmission device is comparatively narrow and small, need to provide volume small and exquisite transmission device.Described transmission device comprises the two-stage compound planetary reductor structure being connected with front output shaft, adopt two-stage compound planetary reductor structure transmission front walking wheel power, can either save the installing space of speed change gear, simultaneously, power take-off and power input shaft are coaxial, the path of having shortened transmission of power, has reduced power loss.
Further, in order to reduce in use the radius of turn of body, two wheels of described rear walking wheel are respectively equipped with arrangement of clutch.When turning, by arrangement of clutch, the power of a rear walking wheel is separated, coordinate turning to of front walking wheel, can make complete machine taking this rear walking wheel as fulcrum, pivot stud, has reduced radius of turn greatly.
Further, for front walking wheel and rotary tillage cutter can rest on arbitrary height position, described hydraulic lift is provided with stop valve.By the control oil mass of stop valve, can at any time front walking wheel and rotary tillage cutter be parked on the position needing.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail:
Fig. 1 is the structural representation of the miniature 4 wheel driven sitting cultivator of the utility model embodiment;
Fig. 2 is the structural representation of two-stage compound planetary reductor structure in the utility model embodiment;
Fig. 3 is that the A-A of Fig. 2 is to cutaway view.
Embodiment
As shown in Figure 1, the miniature 4 wheel driven sitting cultivator of the utility model, parts are arranged in frame 1, have fixed two engines in frame 1, be to be respectively positioned at frame front to provide the walking engine 11 of walking power, being positioned at frame 1 rear end provides the rotary tillage engine 12 of rotary tillage power.Wherein, walking engine 11 repacks the output shaft of former and later two levels into, and front output shaft, by the deceleration of a two-stage compound planetary reductor structure 3, drives front walking wheel 21 by front running gear afterwards again.Rear output shaft drives rear walking wheel 22 by rear running gear.By calculating the gearratio of two-stage compound planetary reductor structure 3, the walking speed per hour of controlling front walking wheel 21 is 20 kilometers/hour; The walking speed per hour of rear walking wheel 22 is 40 kilometers/hour.Owing to being also provided with former and later two clutches that are connected with former and later two output shafts as switchover apparatus, make former and later two road wheels adopt relatively independent type of drive.While walking on highway by rear walking wheel 22 as driving wheel, now, cut off the power of front walking wheel 21, make body on highway, keep the pace fast moving of 40 kilometers/hour.In field, when farming, front walking wheel 21, as driving wheel, now, cuts off the power of rear walking wheel 22, makes body in field, keep the ploughing speed of 20 kilometers/hour.
Also configure hydraulic cylinder 51 at frame 1 front end, climbing arm 5 itself can stretch, hydraulic cylinder 51 has comprised two parts, and a part is for controlling the collapsing length of climbing arm 5, and another part is hinged on for controlling climbing arm 5 angle forming with horizontal plane in frame 1.By controlling the variation of above-mentioned two parameters, in the time rolling over to higher field, by hydraulic cylinder 51 by be articulated with frame 1 front end climbing arm 5 lift, the climbing wheel 52 of its front end is placed on higher field to be rolled over to, now, the front end of whole body is lifted.Pass through again walking engine 11 outputting powers to running gear, whole body is travelled forward.Because the front end of body is taken turns 52 by climbing and is supported on field to be crossed, whole body, under the drive of running gear, produces forward and moves upward, and realizes crossing the raised path through fields.In the case of run into the field discrepancy in elevation to be crossed larger, except climbing arm 5 is lifted, rotary tillage cutter 4 can also be put down, make rotary tillage cutter 4 also as the supplemental support point of body, increase the elevation angle of whole body, then coordinate running gear, drive whole body to cross the higher raised path through fields.In like manner, in the time rolling over to lower field, by hydraulic cylinder 51, the climbing wheel of climbing arm 5 front ends is put down, the front end of whole body is pressed down, climbing wheel 52 is placed on lower field to be crossed, whole body is under the drive of running gear, and realization is crossed.
As shown in Figures 2 and 3, two-stage compound planetary reductor structure 3 is made up of two planetary gear stacks, wherein total power shaft 6 connects the planet carrier of the first row star-wheel, the sun gear of the first row star-wheel connects the first output shaft 61, the first output shaft 61 is connected to the planet carrier of the second planetary gear, and the sun gear of the second planetary gear connects total output shaft 7.The small volume of above-mentioned two-stage compound planetary reductor structure 3, can reduce the volume of complete machine gearbox greatly.In addition, this two-stage compound planetary reductor structure 3 has ensured that total power shaft 6 and total output shaft 7 are positioned on same axis, can not change the direction of transmission of power.
In addition, in the driver's cabin in frame 1, be also distributed with throttle, brake and clutch lever and hydraulic lifting manipulation device according to the layout type of automobile, operate respectively corresponding parts.In use, operator can according to the actual needs, unload rotary cultivator attachment, because whole rotary cultivator attachment is independently arranged on the rear end of body, its entirety can be pulled down, and changes corresponding farming instrument, realizes other function.In addition, remove the body of rotary cultivator attachment, can be used as tractor and independently use, very convenient.
Above-described is only preferred embodiment of the present utility model; should be understood that; for a person skilled in the art; do not departing under the prerequisite of the utility model structure; can also make some distortion and improvement; these also should be considered as protection domain of the present utility model, and these can not affect effect and practical applicability that the utility model is implemented.
Claims (4)
1. miniature 4 wheel driven sitting cultivator, comprise frame, described frame is provided with power set, transmission device, running gear, rotary cultivator attachment and bridge, described bridge is positioned at the middle part of frame, it is characterized in that, the front end of described frame is also provided with climbing apparatus, and described climbing apparatus has comprised the climbing arm that is connected with frame and can rotates around connecting portion, the front end of climbing arm is provided with climbing wheel, is also provided with the hydraulic cylinder that regulates climbing arm lengths and angle in frame; Described power set comprise walking power set and rotary tillage power set; Described running gear comprises front walking wheel and rear walking wheel; Described rotary cultivator attachment comprises rotary tillage cutter, and described rotary tillage cutter is positioned at frame rear end, is also provided with rotary tillage cutter lifting hydraulic cylinder in frame.
2. miniature 4 wheel driven sitting cultivator according to claim 1, it is characterized in that, described walking power set are provided with former and later two output shafts, and front output shaft provides front walking wheel power, rear drive shaft provides rear walking wheel power, the switchover apparatus of road wheel before and after described running gear has also comprised.
3. miniature 4 wheel driven sitting cultivator according to claim 1, is characterized in that, described transmission device comprises the two-stage compound planetary reductor structure being connected with front output shaft.
4. miniature 4 wheel driven sitting cultivator according to claim 1, is characterized in that, two wheels of described rear walking wheel are respectively equipped with arrangement of clutch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201320476596.3U CN203633068U (en) | 2013-08-06 | 2013-08-06 | Miniature four-wheel drive seat cultivator |
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CN201320476596.3U CN203633068U (en) | 2013-08-06 | 2013-08-06 | Miniature four-wheel drive seat cultivator |
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CN203633068U true CN203633068U (en) | 2014-06-11 |
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CN201320476596.3U Expired - Lifetime CN203633068U (en) | 2013-08-06 | 2013-08-06 | Miniature four-wheel drive seat cultivator |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103814633A (en) * | 2013-08-06 | 2014-05-28 | 廖佳袁 | Miniature four-wheel drive seat type cultivator |
CN107567727A (en) * | 2016-07-05 | 2018-01-12 | 镇江市万金农机有限公司 | A kind of double dynamical rearmounted direct conduction type rotary tillage unit |
-
2013
- 2013-08-06 CN CN201320476596.3U patent/CN203633068U/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103814633A (en) * | 2013-08-06 | 2014-05-28 | 廖佳袁 | Miniature four-wheel drive seat type cultivator |
CN107567727A (en) * | 2016-07-05 | 2018-01-12 | 镇江市万金农机有限公司 | A kind of double dynamical rearmounted direct conduction type rotary tillage unit |
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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: 20140611 Effective date of abandoning: 20150415 |
|
RGAV | Abandon patent right to avoid regrant |