CN104871701A - Rice transplanter steering device - Google Patents
Rice transplanter steering device Download PDFInfo
- Publication number
- CN104871701A CN104871701A CN201510261531.0A CN201510261531A CN104871701A CN 104871701 A CN104871701 A CN 104871701A CN 201510261531 A CN201510261531 A CN 201510261531A CN 104871701 A CN104871701 A CN 104871701A
- Authority
- CN
- China
- Prior art keywords
- steering
- shell
- housing
- rice transplanter
- steering device
- 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.)
- Pending
Links
Landscapes
- Guiding Agricultural Machines (AREA)
Abstract
The invention provides a rice transplanter steering device. The rice transplanter steering device comprises a strip-shaped shell, wherein mounting seats are mounted in the middle of the shell; steering connectors are arranged at the two ends of the shell respectively; dustproof covers are connected between the steering connectors and the shell; the shell is internally provided with a rack connected with the steering connectors; the shell is internally further provided with a steering gear engaged with the rack; and the steering gear is in key connection with a steering rod. The shell can adopt an integrated structure; the shell and the mounting seats on the shell are machined in one step; and with the adoption of the structure, the form and location tolerance including installation coaxiality and the like of the steering device can be completely guaranteed. The steering device provided by the invention adopts a mechanical steering structure and is matched with a rice transplanter steering system so that the mounting structure of the steering device can be greatly reduced; and compared with traditional hydraulic steering, a mounting structure can be optimized, the steering stability is improved, the hand feeling of a driver is improved, and the requirements on the use performances are met very well.
Description
Technical field
The present invention relates to a kind of steering mechanism of rack-and-pinion type, be specifically related to a kind of transplanter direction converter.
Background technology
The course of work of rice transplanter, each variant because structure is different, but basic procedure is roughly the same.Rice shoot neatly puts into seedling case with colony's state; move laterally with seedling case, make seedling fetching machine successively lattice take the rice shoot of some away, under the effect of rice transplanting track control mechanism; insert in earth by agriculture requirement by rice shoot, seedling fetching machine is back to the seedling taking of seedling case by certain track again.
The composition that part planted by various rice transplanter is substantially identical: manual rice transplanter is made up of seedling case, rice transplanter, frame and buoyancy aid etc., and self-walking motor-driven rice transplanter is also provided with the parts such as power drive, running gear, seedlings sending mechanism.Manual rice transplanter take the deck of boat as the total weight of bearing floating body, supporting machine, does not generally establish running gear, by manpower traction during operation, the deck of boat is slided in mud face.The running gear of self-walking motor-driven rice transplanter comprises driving wheel, directive wheel and land transport wheel etc.Driving wheel many employings vane type iron tyre, and have the types such as single wheel driving, two-wheel drive and four wheel drive, its bearing floating body has kickboard two type of the integral expression deck of boat and interval configuration, the moiety by weight of supporting machine.Directive wheel is generally the front end being arranged on body, and quantity is generally two, needs two directive wheels to rotate simultaneously, realize turning in body running status when turning to.
At present, a lot of hydraulic power steering device of the prior art, mechanical type steering gear, all adopt housing be fitted in oil cylinder together with structure, simultaneously by compress to make housing and oil cylinder fix, during to prevent hypertonia, housing and oil cylinder pull, and cause the Problem of Failure such as leakage of oil.Existing steering gear, housing generally adopts founding materials.After together with steering gear housing is fitted in steering gear oil cylinder, easily causes the coaxiality deviation between steering gear housing and steering gear oil cylinder, affect overall structure and service life.
Summary of the invention
The object of the present invention is to provide a kind of transplanter direction converter, adopt mechanical type steering structure, in adverse circumstances, reliability is higher, and overcomes the installation question between complicated hydraulic steering gear housing and steering gear oil cylinder.
For achieving the above object, technical scheme of the present invention is: transplanter direction converter, comprise the housing of bar shaped, the middle part of described housing is provided with mount pad, the two ends of described housing are respectively equipped with steering knuckle, are connected with dust cover between described steering knuckle and housing, are provided with the tooth bar be connected with steering knuckle in described housing, also be provided with the tooth sector engaged with tooth bar in described housing, on described tooth sector, key is connected with turning-bar.
When adopting technique scheme, housing can adopt monolithic construction, and the mount pad on housing and housing is disposable to be processed, and by such structure, some form and position tolerances such as the axiality of steering gear installation, all can ensure completely.Steering gear of the present invention adopts mechanical type steering structure, matching of rice transplanter steering, greatly can reduce the mounting structure of steering gear, mounting structure can be optimized relative to traditional fluid-link steering, improve stability energy when turning to, improve the feel of driver, meet the requirement in serviceability preferably.In addition, steering knuckle place can prevent impurity from entering wherein by the parcel of dust cover, and this steering gear is used in adverse circumstances still can have higher reliability.
Further, described mount pad is provided with two, and two described mount pads are positioned at the homonymy of housing.This setting can conveniently be installed, and can force balance, makes Stability Analysis of Structures.
Further, describedly between two dust covers at housing two ends, dust cover breather pipe is connected with.This setting can balance the pressure between two dust covers, avoids the pressure of two ends dust cover in using uneven.
Further, the end of described steering knuckle is yoke.Arrange yoke structure can conveniently mount and dismount, be convenient to maintenance and change.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the structural representation of transplanter direction converter embodiment of the present invention.
Embodiment
As shown in Figure 1, transplanter direction converter of the present invention, comprises the housing 1 of bar shaped, and the middle part of housing 1 is provided with mount pad 2, and mount pad 2 is provided with two, and two mount pads 2 are positioned at the homonymy of housing 1.This setting can facilitate the installation of steering gear, and can force balance, makes Stability Analysis of Structures.The two ends of housing 1 are respectively equipped with steering knuckle 3, and the end of steering knuckle 3 is yoke.Arrange yoke structure can conveniently mount and dismount, be convenient to maintenance and change.Be connected with dust cover 4 between steering knuckle 3 and housing 1, between two dust covers 4 at housing two ends, be connected with dust cover breather pipe 41.This setting can balance the pressure between two dust covers 4, avoids the pressure of two ends dust cover 4 in using uneven.Be provided with the tooth bar 5 be connected with steering knuckle 3 in housing 1, be also provided with the tooth sector 6 engaged with tooth bar 5 in housing 1, on tooth sector 6, key is connected with turning-bar.By rotating turning-bar, drive tooth sector 6 to rotate in the lump, tooth sector 6 drives the steering rack 5 of engagement to rotate again.The rotation of steering knuckle 3 is driven by steering rack 5, thus the function that realization turns to.
In the present invention, housing 1 can adopt monolithic construction, and housing 1 processes with the mount pad 2 on housing 1 is disposable, and by such structure, some form and position tolerances such as the axiality that steering gear is installed, all can ensure completely.Steering gear of the present invention adopts mechanical type steering structure, matching of rice transplanter steering, greatly can reduce the mounting structure of steering gear, mounting structure can be optimized relative to traditional fluid-link steering, improve stability energy when turning to, improve the feel of driver, meet the requirement in serviceability preferably.In addition, steering knuckle 3 place can prevent impurity from entering wherein by the parcel of dust cover 4, and this steering gear is used in adverse circumstances still can have higher reliability.
Above-described is only the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; without departing from the inventive concept of the premise; some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.
Claims (4)
1. transplanter direction converter, comprise the housing of bar shaped, the middle part of described housing is provided with mount pad, the two ends of described housing are respectively equipped with steering knuckle, be connected with dust cover between described steering knuckle and housing, it is characterized in that, in described housing, be provided with the tooth bar be connected with steering knuckle, also be provided with the tooth sector engaged with tooth bar in described housing, on described tooth sector, key is connected with turning-bar.
2. transplanter direction converter according to claim 1, is characterized in that, described mount pad is provided with two, and two described mount pads are positioned at the homonymy of housing.
3. transplanter direction converter according to claim 1, is characterized in that, describedly between two dust covers at housing two ends, is connected with dust cover breather pipe.
4. transplanter direction converter according to claim 1, is characterized in that, the end of described steering knuckle is yoke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510261531.0A CN104871701A (en) | 2015-05-21 | 2015-05-21 | Rice transplanter steering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510261531.0A CN104871701A (en) | 2015-05-21 | 2015-05-21 | Rice transplanter steering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104871701A true CN104871701A (en) | 2015-09-02 |
Family
ID=53939609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510261531.0A Pending CN104871701A (en) | 2015-05-21 | 2015-05-21 | Rice transplanter steering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104871701A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789609A (en) * | 2019-11-20 | 2020-02-14 | 国唐汽车有限公司 | Power-assisted steering mechanism of vehicle steering gear |
-
2015
- 2015-05-21 CN CN201510261531.0A patent/CN104871701A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110789609A (en) * | 2019-11-20 | 2020-02-14 | 国唐汽车有限公司 | Power-assisted steering mechanism of vehicle steering gear |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7549499B2 (en) | Hydraulic hybrid four wheel drive | |
| WO2007068000A3 (en) | Apparatus and system for efficient and maneuverable vehicle | |
| WO2008097318A3 (en) | Skid steer attachment system | |
| CN201124757Y (en) | Full hydraulic drive loading type tractor | |
| WO2009077190A3 (en) | A valve for the braking balancement, for a farm tractor or a similar vehicle | |
| ATE365124T1 (en) | ELECTRO-HYDRODYNAMIC SUPERVISION STEERING | |
| CN104871701A (en) | Rice transplanter steering device | |
| CN104648601B (en) | A kind of Pneumatic power assisting device | |
| CN109168482A (en) | A kind of transplanter direction converter | |
| CN103016431B (en) | The hydraulic system of all-hydraulic transplanter | |
| CN209309451U (en) | A kind of multi-way valve operating mechanism for tractor | |
| CN105723843B (en) | A kind of multi-funcitonal wheel orchard operation vehicle | |
| CN204150101U (en) | A kind of articulated steering system and trac. | |
| CN109168496A (en) | A kind of transplanter direction converter | |
| CN110406691A (en) | A kind of preceding wheel exempts from torsional mode carrier-borne aircraft non-intrusive method device | |
| CN101715660B (en) | Multifunctional workover rig | |
| CN205173104U (en) | Vibrated roller switching valve | |
| CN201616997U (en) | Superposed power take-off mechanism of tractor | |
| WO2010047754A3 (en) | Rotational connector for lifting machine | |
| US7021393B2 (en) | Landscape tiller | |
| CN207374533U (en) | A kind of crawler-type multifunctional operation platform | |
| CN212950812U (en) | Self-walking mechanism driven to steer by adopting hydraulic swing oil cylinder | |
| CN211107669U (en) | Pressure-breaking power steering control device for micro-crawler rotary cultivator | |
| CN101785385A (en) | Ditching machine | |
| CN103802620B (en) | A kind of novel two-wheel drive floods and droughts double duty tractor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150902 |