CN2233873Y - Single wheel tractor - Google Patents
Single wheel tractor Download PDFInfo
- Publication number
- CN2233873Y CN2233873Y CN 95201992 CN95201992U CN2233873Y CN 2233873 Y CN2233873 Y CN 2233873Y CN 95201992 CN95201992 CN 95201992 CN 95201992 U CN95201992 U CN 95201992U CN 2233873 Y CN2233873 Y CN 2233873Y
- Authority
- CN
- China
- Prior art keywords
- wheel
- guide pin
- pin bushing
- frame
- pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Soil Working Implements (AREA)
- Agricultural Machines (AREA)
Abstract
The utility model provides a single wheel tractor, belonging to the miniature agricultural machinery, which adopts a driving wheel. One end of the machine frame is provided with a cross beam. A pair of auxiliary wheels is arranged on the cross beam via a guide sleeve and a supporting rod. The horizontal distance, the height difference and the hanging distance of the two auxiliary wheels can be changed when the positions of the guide sleeve and the supporting rod are adjusted. The utility model has the advantages of simple structure and flexible operation, which is particularly suitable for the plowing operation of the plain, the mountainous area, the high crops, and the crops of different spacings.
Description
The utility model relates to agricultural wheeled tractor, particularly a kind ofly is applicable to that crops intertillages strides the small-sized single wheel of ridge operation and drive trac..
Now be used to the four-wheeled tractor produced, the two-wheel walker tractor all adopts two-wheel as drive wheel: little because wheel shaft is subjected to the restriction of wheel radius apart from ground clearance, and when the ridge operation is striden in the crops intertillage, normal scratch corn, the contour straw crop of jowar; Because the needs of transmission of drive force, wheel is with the draw bail complexity of wheel shaft, and the tyre tread setting range is little, and adjusts difficulty, and the crops that can not adapt to different spacings stride the ridge operation.
Stride the ridge shop problem for solving the crops intertillage, the prior art relevant with the utility model is Chinese patent bulletin CN85200066U, this machine has only a drive wheel and a front jocket wheel, when crops are intertilled, the operation of can walking in a field ridge does not exist and strides the ridge shop problem, but front jocket wheel and drive wheel effect in-line, when unit walking and farming, the danger that fuselage is not steady, operation is required great effort, intensity is big, have turning over.
The purpose of this utility model is to overcome weak point of the prior art, provides the small-sized single wheel that a kind of stationarity is good, operation is light to drive trac., strides the ridge operation in order to the intertillage of solution crops and can inscribe.
The purpose of this utility model is achieved in that a kind of one-wheeled tractor is made up of frame, driving engine, transmission system, driving device, manipulation steady and driving, a road wheel.These machine characteristics are: be provided with crossbeam (or adding long beam) at frame one end (determining its front end or rear end) according to project organization, on crossbeam, be equipped with a pair of can adjust mutual spacing from guide pin bushing, by guide pin bushing and pole a pair of auxiliary wheel is housed.Two auxiliary wheels and drive wheel constitute the supported at three point to body, have strengthened the stationarity of this machine, have reduced manipulation strength.By adjusting two distances between guide pin bushing, the ridge operation is striden with the crops that adapt to different spacings in the position that can change two auxiliary wheels; Because auxiliary wheel is to be installed on the crossbeam by pole,, satisfy the needs that the ridge operation is striden in high straw crop intertillage easily so the ground-surface design height of crossbeam distance is not subjected to the restriction of auxiliary wheel radius.In specific design, can also adjust the diverse location of two poles in guide pin bushing, thereby adjust the diff-H of two auxiliary wheels, make this machine more adapt to the operation of hillside fields, mountain area by assemblies such as spring pins; Adjust two auxiliary wheels near guide pin bushing and unsettled liftoff, make this machine have only a fulcrum over the ground, can turn on the spot, and can reduce the pressure of crops is torn open.
The utility model is compared with the prior art: because it has adopted three-wheel to support to have overcome poor, the operation effort of stationarity in the prior art, drawbacks such as turning over have advantages such as stationarity is good, operation is light easily; Because two auxiliary wheels are to be installed on the crossbeam of frame by pole and guide pin bushing, make two auxiliary tyre treads have setting range wide, adjust easily, the crossbeam ground height is can design-calculated higher, the ridge operation is striden in the crops intertillage that makes it to be highly suitable for high straw crop and different spacings; Owing to can adjust the diff-H of two auxiliary wheels, or the unsettled liftoff alerting ability that makes it to have more, be not only applicable to the Plain and be applicable to that the crops intertillage of hillside fields, mountain area strides the ridge operation yet.
The concrete structure of utility model is provided by following embodiment and accompanying drawing
Fig. 1 is the structural representation of present embodiment.
Illustrate according to specific structural details and the service condition that the utility model proposes below in conjunction with Fig. 1 detail.
This machine is by driving engine (1), frame (2), change speed gear box (3), and assemblies such as a ground-engaging wheel (4), manipulation steady (5) and driving device constitute.Be provided with crossbeam (or be equipped with add long beam) (6) at frame (2) one ends, on this crossbeam, fix a pair of guide pin bushing (7) by U-bolt, be equipped with in each guide pin bushing (7) can upper and lower slip pole (8), have row's pin-and-hole to cooperate with spring pin (9) on the guide pin bushing (7) on the pole (8), spring pin (9) is controlled at a certain position with pole (8) in the insertion pin-and-hole under spring (10) acts on.Spring pin (9) on each guide pin bushing (7) is handled by being installed in the handle of handling on the steady (5) (12) by backguy (11).Pole (8) lower end is equipped with auxiliary wheel (15) and is played supplemental support and directional tagging.Drive wheel (4) front end, rear end all can hang plough tool (16).The support (20) of drive wheel (4) can same frame (2) rigid attachment, also can be by establishing on support (20) top in the mating holes that a vertical shaft sleeve is contained in frame (2), make drive wheel (4) relatively frame (2) can swing, play directional tagging.The former adopts the hand steered operation in ground, be applicable to short range, low speed farming, the mode that the latter adopts the ground adjustment to combine with hands-operation promptly can be passed through operating control (17) operation by adjust the position and the position of auxiliary wheel (15) of pole (8) in guide pin bushing (7) on ground on machine.The latter is applicable to the long distance in Plain, farming fast.When adopting the latter, change speed gear box (3) to the torque transfer of the other retarder of wheel (21) of drive wheel (4) is a flexible shaft.This flexible shaft is sleeved in the spline housing semiaxis (19) by spline semiaxis (18) and the universal-joint formation in the present embodiment.Also be provided with power take-off shaft (22) on the change speed gear box (3) and can be used for operations such as rotary tillage, plant protection with other complete set of farm machines and tools.
When striding the ridge operation, U-bolt on the loosening guide pin bushing (7), two guide pin bushings (7) can be along the stepless slip of crossbeam (6), by adjust between two guide pin bushings (7) distance and with respect to the distance of frame (2), make auxiliary wheel (15) drive wheel (4) satisfy the requirement of crops line-spacing.According to the needs of different crops line-spacing, the design length of crossbeam (6) should satisfy the relative maximum horizontal range of two auxiliary wheels of adjustment (15) and reach 0.3--1.6 rice.When in the horizontal farming in hillside fields, both hands are held frame (2) level with both hands by handling steady (5), and the handle of holding with a firm grip (12) withdraws from the spring pin (9) on two guide pin bushings (7) from the pin-and-hole of pole (8), two poles (8) under the effect of gravity or ground supports power in guide pin bushing (7) slippage make two auxiliary wheels (15) along with the hillside fields gradient forms a diff-H, release handle this moment (12) is inserted in pole (8) pin-and-hole spring pin (9) and is fixed, and makes the operation of body held stationary.The slippage stroke of pole (8) in guide pin bushing (7) should satisfy the maximum height difference of adjusting two auxiliary wheels (15) relative position and reach 0.3--0.8 rice.When turning to or need auxiliary wheel (15) when being suspended from the ground, manipulation steady (5) and handle (12) force down frame (2) and tilt to crossbeam (6) end, auxiliary wheel (15) is fixed near behind the guide pin bushing (7), hold frame (2) this moment level with both hands, two auxiliary wheels (15) can be unsettled liftoff, and its built on stilts distance reaches 0.3 meter in the present embodiment.Have only (4) fulcrums of drive wheel this moment, and this machine is turned on the spot, and Turning radius is little, and can reduce the pressure of crops is torn open.
Claims (5)
1, a kind of one-wheeled tractor is made up of frame (2), driving engine (1), transmission system, driving device, manipulation steady (5) and a ground-engaging wheel (4), it is characterized in that: when this machine unit walking and farming, on the crossbeam (6) of frame (2) one ends, be equipped with a pair of can adjust mutual spacing from guide pin bushing (7), by guide pin bushing (7) and pole (8) a pair of auxiliary wheel (15) is housed.
2, according to the said one-wheeled tractor of claim 1, it is characterized in that being equipped with in each guide pin bushing (7) can upper and lower slip pole (8), have row's pin-and-hole to cooperate with spring pin (9) on the guide pin bushing (7) on the pole (8), spring pin (9) inserts under the effect of spring (10) in the pin-and-hole pole (8) is controlled at a certain position.
3,, it is characterized in that the spring pin (9) on each guide pin bushing (7) is handled by being installed in the handle of handling on the steady (5) (12) by backguy (11) according to the said one-wheeled tractor of claim 2.
4, according to claim 1,2,3 said one-wheeled tractors, it is characterized in that a vertical shaft is arranged at strutbeam (20) top of its ground-engaging wheel (4), be sleeved in the mating holes of frame (2), support (20) can rotate with respect to frame (2); Change speed gear box (3) to the torque transfer of the drive wheel other retarder of wheel (21) is a flexible shaft.
5, according to the said one-wheeled tractor of claim 5, it is characterized in that said flexible shaft is by universal-joint and spline semiaxis (18), spline housing semiaxis (19) is formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 95201992 CN2233873Y (en) | 1995-01-23 | 1995-01-23 | Single wheel tractor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 95201992 CN2233873Y (en) | 1995-01-23 | 1995-01-23 | Single wheel tractor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2233873Y true CN2233873Y (en) | 1996-08-28 |
Family
ID=33855274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 95201992 Expired - Fee Related CN2233873Y (en) | 1995-01-23 | 1995-01-23 | Single wheel tractor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2233873Y (en) |
-
1995
- 1995-01-23 CN CN 95201992 patent/CN2233873Y/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |