CN207902536U - A kind of tractor with steering assistance wheel - Google Patents
A kind of tractor with steering assistance wheel Download PDFInfo
- Publication number
- CN207902536U CN207902536U CN201820018351.9U CN201820018351U CN207902536U CN 207902536 U CN207902536 U CN 207902536U CN 201820018351 U CN201820018351 U CN 201820018351U CN 207902536 U CN207902536 U CN 207902536U
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- CN
- China
- Prior art keywords
- tractor
- connecting plate
- holder
- frame body
- pull rod
- 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.)
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Abstract
The utility model is related to a kind of tractors with steering assistance wheel, it includes tractor ontology and the auxiliary wheel in tractor ontology front end is arranged by mounting bracket, mounting bracket is in four-bar linkage structure, it include the frame body for being connect with tractor ontology, be hinged the holder being arranged in frame body lower end, the middle pull rod in frame body upper end is arranged in one end hinge, connecting plate between the holder other end and middle pull rod is set and the cross axle for fixing vehicle wheel is set on connecting plate, the lower end of the connecting plate is connect with holder pivots, the upper end of the connecting plate is hinged with middle pull rod, it is provided with driving device between the frame body and holder；The utility model is when tractor needs to turn or turn around, auxiliary wheel is transferred and lifts two front-wheels of tractor by holder, and the auxiliary wheel of the utility model realizes spot turn as a fulcrum, turning radius when greatly reducing turning or turning around, shortens the travel distance that turns around.
Description
Technical field
The utility model is related to vehicular fields, and in particular to a kind of tractor with steering assistance wheel.
Background technology
Existing agricultural large tractor at work, since its build is larger and wheel base is larger, is working
When needing to turn around, the turning radius needed is very big, and from the point of view of China's present case, the monolithic farmland that everyone is possessed
Area compares fritter, and when being worked inside these farmlands, machine is often difficult to turn around, and even if having enough
Space is turned around, and turn around to need to expend the more time and travel distance farther out, cause the working time longer and compared with
For excessive fuel consumption.
Utility model content
The technical problem to be solved by the utility model is to provide it is a kind of can effectively reduce turning radius with turn to
The tractor of auxiliary wheel.
Technical solution used by the utility model is：A kind of tractor with steering assistance wheel comprising tractor
Ontology and the auxiliary wheel in tractor ontology front end is arranged by mounting bracket.
Mounting bracket described in the utility model is in four-bar linkage structure.
Mounting bracket described in the utility model includes that frame body, the hinge for being connect with tractor ontology are arranged under frame body
The holder at end, one end, which are hinged, is arranged middle pull rod in frame body upper end, the connecting plate that is arranged between the holder other end and middle pull rod
And the cross axle for fixing vehicle wheel is set on connecting plate, the lower end of the connecting plate is connect with holder pivots, the company
The upper end of fishplate bar and middle pull rod are hinged, and are provided with driving device between the frame body and holder, the middle pull rod, connecting plate,
Holder and frame body form four-bar mechanism.
Mounting hole is provided on the connecting plate, mounting hole, the cross are inserted into trunnion axis one end of the cross axle
The vertical axes of axis are connect with connecting plate by bearing.
It is provided at both ends with mounting bracket in the mounting hole, adjustment bolt is provided on mounting bracket.
The upper end of the middle pull rod and connecting plate is connected by connecting hole and axis pin, and the connecting hole is two or more, in
Pull rod is adjustable to be connect with connecting plate.
The connecting plate includes connecting plate ontology and the cantilever that is fixed above connecting plate ontology, the connecting plate
The lower end of ontology is connect with holder, and the upper end of the cantilever is hinged with middle pull rod, and the connecting hole is arranged on cantilever.
The driving device is oil cylinder, and one end and the holder of the oil cylinder are hinged, and the other end is hinged with frame body.
The other end of the trunnion axis of the cross axle is provided with the mounting plate for being fixedly connected with wheel.
The good effect of the utility model is：When tractor needs to turn or turn around, holder will assist the utility model
Two front-wheels of tractor are lifted in wheel decentralization, and the auxiliary wheel of the utility model utilizes farm tractor as a fulcrum
Rotation can be operated alone in the characteristic of itself, two trailing wheel, by rear lock another rear wheel drive rotation, then entirely
Tractor will be round conscientious rotation with the trailing wheel of locking, to realize spot turn, greatly reduce turning or turn around
When turning radius, shortening turns around travel distance.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model connecting board structure schematic diagram；
Fig. 3 is the utility model cross axle structure schematic diagram；
Fig. 4 is the utility model use state diagram.
Specific implementation mode
As shown in attached drawing 1-4, the utility model includes tractor ontology 15 and is arranged in tractor by mounting bracket
The auxiliary wheel 1 of 15 front end of ontology, the mounting bracket include the frame body 8, holder 2, middle drawing being arranged in 15 front end of tractor ontology
Bar, connecting plate and cross axle 3, upper end and 2 one end of holder of frame body 8 are hinged, and the lower end of connecting plate is logical with the other end of holder 2
Cross rotary shaft rotation connection, the both ends of middle pull rod are hinged with the upper end of connecting plate and frame body 8 respectively, to frame body 8, holder 2, in
Pull rod, connecting plate form four-bar mechanism.It is provided with driving device between frame body 8 and holder 2.The middle pull rod 7 with connect
The upper end isomorphism connecting hole of plate is connected with axis pin, and the connecting hole is two or more, and middle connecting rod 7 is adjustable to be connected with connecting plate
It connects.
Driving device is oil cylinder 9, and the both ends of oil cylinder 9 are hinged with frame body 8 and holder 2 respectively.
Mounting hole 10 is provided on the connecting plate, the shape of mounting hole 10 is opposite with the horizontal axis shape of cross axle 3
Answer, mounting hole 10 is inserted into trunnion axis one end of the cross axle 3, the vertical axes upper and lower ends of the cross axle 3 by bearing 4 with
Connecting plate connects, to which cross axle 3 can be pivoted about with vertical axes.In this way when tractor is into when horizontal deflection, auxiliary
Wheel 1 and the angle on ground can be adjusted adaptively, so that the direction of auxiliary wheel 1 is moved direction identical, can effectively be subtracted
The frictional force of few auxiliary wheel and ground, extends the service life of auxiliary wheel 1.
The connecting plate includes connecting plate ontology 6 and the cantilever 5 for being fixed at 6 top of connecting plate ontology, the company
The lower end of fishplate bar ontology 6 is connect with holder 2, and the upper end of the cantilever 5 is hinged with middle pull rod, and the connecting hole is arranged in cantilever 5
On, the mounting hole 10 is arranged on connecting plate ontology 6.
The other end of the trunnion axis of the cross axle 3 is provided with the mounting plate 13 for being fixedly connected with auxiliary wheel.
It is provided at both ends with mounting bracket 11 in the mounting hole 10, adjustment bolt 12 is provided on mounting bracket 11.Pass through
Adjustment bolt 12 is adjusted, the range of deflection of cross axle 3 can be adjusted.
The connecting plate includes connecting plate ontology 6 and the cantilever 5 for being fixed at 6 top of connecting plate ontology, the company
The lower end of fishplate bar ontology 6 is connect with holder 2, and the upper end of the cantilever 5 is hinged with middle pull rod.
The other end of the trunnion axis of the cross axle 3 is provided with the mounting plate 13 for being fixedly connected with auxiliary wheel.
When the utility model is used, frame body 8 is fixed on to the front of tractor 15, and when needing to turn around, control cylinder 9
The characteristics of auxiliary wheel 1 is put down, two front-wheels of tractor 15 is made to lift, then utilizes tractor itself, by one way of escape
Locking, another trailing wheel rotation, so as to which using the trailing wheel of locking as the center of circle, another trailing wheel is as driving force, auxiliary
1 drive tractor of wheel integrally deflects to complete to turn to or turn around.
Claims (9)
1. a kind of tractor with steering assistance wheel, it is characterised in that it includes tractor ontology（15）And by installing branch
Frame is arranged in tractor ontology（15）The auxiliary wheel of front end（1）.
2. a kind of tractor with steering assistance wheel according to claim 1, it is characterised in that the mounting bracket is in
Four-bar linkage structure.
3. a kind of tractor with steering assistance wheel according to claim 2, it is characterised in that the mounting bracket packet
Include for tractor ontology（15）The frame body of connection（8）, be hinged be arranged in frame body（8）The holder of lower end（2）, one end be hinged set
It sets in frame body（8）The middle pull rod of upper end（7）, be arranged in holder（2）The other end and middle pull rod（7）Between connecting plate and setting
The cross axle of fixing vehicle wheel is used on connecting plate（3）, the lower end of the connecting plate and holder（2）Rotation connection, the connection
The upper end of plate is hinged with middle pull rod, in the frame body（8）With holder（2）Between be provided with driving device, the middle pull rod, connection
Plate, holder（2）And frame body（8）Form four-bar mechanism.
4. a kind of tractor with steering assistance wheel according to claim 3, it is characterised in that on the connecting plate
It is provided with mounting hole（10）, the cross axle（3）Trunnion axis one end be inserted into mounting hole（10）, the cross axle（3）It is vertical
Axis passes through bearing with connecting plate（4）Connection.
5. a kind of tractor with steering assistance wheel according to claim 4, it is characterised in that in the mounting hole
（10）Be provided at both ends with mounting bracket（11）, in mounting bracket（11）On be provided with adjustment bolt（12）.
6. a kind of tractor with steering assistance wheel according to claim 3, it is characterised in that the middle pull rod（7）With
The upper end of connecting plate is connected by connecting hole with axis pin, and the connecting hole is two or more, middle pull rod（7）It is adjustable with connect
Plate connects.
7. a kind of tractor with steering assistance wheel according to claim 6, it is characterised in that the connecting plate includes
Connecting plate ontology（6）And it is fixed at connecting plate ontology（6）The cantilever of top（5）, the connecting plate ontology（6）Lower end
With holder（2）Connection, the cantilever（5）Upper end and middle pull rod（7）It is hinged, the connecting hole is arranged in cantilever（5）On.
8. a kind of tractor with steering assistance wheel according to claim 3, it is characterised in that the driving device is
Oil cylinder（9）, the oil cylinder（9）One end and holder（2）It is hinged, the other end and frame body（8）It is hinged.
9. a kind of tractor with steering assistance wheel according to claim 4, it is characterised in that in the cross axle（3）
The other end of trunnion axis be provided with the mounting plate for being fixedly connected with wheel（13）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820018351.9U CN207902536U (en) | 2018-01-05 | 2018-01-05 | A kind of tractor with steering assistance wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820018351.9U CN207902536U (en) | 2018-01-05 | 2018-01-05 | A kind of tractor with steering assistance wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207902536U true CN207902536U (en) | 2018-09-25 |
Family
ID=63566793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820018351.9U Active CN207902536U (en) | 2018-01-05 | 2018-01-05 | A kind of tractor with steering assistance wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207902536U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109927810A (en) * | 2019-04-08 | 2019-06-25 | 济南大学 | A kind of wheeled auxiliary wheel mechanism equipment of garlic Work machine |
| CN115285082A (en) * | 2022-01-25 | 2022-11-04 | 盐城工业职业技术学院 | Tractor with in-situ head dropping function |
-
2018
- 2018-01-05 CN CN201820018351.9U patent/CN207902536U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109927810A (en) * | 2019-04-08 | 2019-06-25 | 济南大学 | A kind of wheeled auxiliary wheel mechanism equipment of garlic Work machine |
| CN115285082A (en) * | 2022-01-25 | 2022-11-04 | 盐城工业职业技术学院 | Tractor with in-situ head dropping function |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |