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CN201834049U - Improved steering gear for rice transplanter - Google Patents

Improved steering gear for rice transplanter Download PDF

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Publication number
CN201834049U
CN201834049U CN2010205866474U CN201020586647U CN201834049U CN 201834049 U CN201834049 U CN 201834049U CN 2010205866474 U CN2010205866474 U CN 2010205866474U CN 201020586647 U CN201020586647 U CN 201020586647U CN 201834049 U CN201834049 U CN 201834049U
Authority
CN
China
Prior art keywords
steering
shaft
worm
steering base
bevel gear
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
Application number
CN2010205866474U
Other languages
Chinese (zh)
Inventor
刘胜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SHANGDONG WEITAI AGRICULTURAL EQUIPMENT CO Ltd
Original Assignee
SHANGDONG WEITAI AGRICULTURAL EQUIPMENT CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANGDONG WEITAI AGRICULTURAL EQUIPMENT CO Ltd filed Critical SHANGDONG WEITAI AGRICULTURAL EQUIPMENT CO Ltd
Priority to CN2010205866474U priority Critical patent/CN201834049U/en
Application granted granted Critical
Publication of CN201834049U publication Critical patent/CN201834049U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses an improved steering gear for a rice transplanter. The improved steering gear for the rice transplanter comprises a steering shaft, a steering wheel fixedly mounted at the top end of the steering shaft, as well as a first steering seat and a second steering seat, which are connected through a support shaft. The improved steering gear for the rice transplanter is characterized in that the steering shaft is in transmission connection with the support shaft through a worm drive mechanism. According to the utility model, the worm drive mechanism is adopted for steering transmission, so that the transmission process of steering power is simplified, moreover, dead angles can not be left during steering, so that the rice transplanter can transplant rice seedlings while turning; and the utility model is laborsaving in steering, and has long service life and high safety and stability.

Description

Improved transplanter direction converter
Technical field
The utility model relates to a kind of deflector, specifically, relates to a kind of improved transplanter direction converter.
Background technology
At present, the deflector of using on rice transplanter comprises first steering base that is fixedly connected on tractive unit and second steering base that is fixedly connected on transplanting portion, and first steering base and second steering base are hinged by bearing pin.Be fixedly connected with bearing on second steering base, bearing is provided with first steering shaft and second steering shaft, and first steering shaft and second steering shaft are hinged, and first steering shaft is positioned at and turns to tube and tin be rotatably connected with turning to.Be fixedly connected with quadrant gear on first steering base, be provided with gear system between the quadrant gear and second steering shaft, gear system comprises the driven wheel that is fixed on the second steering shaft lower end and by the bearing pin and the second steering base bonded assembly dual gear, be provided with universal-joint in the cavity that forms between first steering base and second steering base, universal-joint links together dynamical axis and rear output shaft.When turning to, owing to existing, the restriction that is subjected to universal-joint turns to the dead angle, can't realize the turning rice transplanting of rice transplanter, and each discontinuity when turning to, cause the damage of each easily, in order to adapt to the needs that turn to, first steering base and second steering base are provided with the through hole that holds dynamical axis and rear output shaft usually, the intensity of first steering base and second steering base is reduced, reduced the safety and the stability of deflector.
In order to address the above problem, the patent No. is that the utility model patent of 200920225772.X discloses a kind of transplanter direction converter, it is to have replaced bearing pin that first steering base and second steering base are linked together with pivot shaft, and on pivot shaft, be provided with finishing bevel gear cuter, by finishing bevel gear cuter dynamical axis and rear output shaft are linked together.It has solved the problem that turning to of traditional transplanter direction converter has damage and the safety easily of dead angle, dynamical axis, poor stability.But, still there is certain defective in the described transplanter direction converter of this utility model patent, be not difficult to find out from its structure, the flow process that turns to that it is whole is: bearing circle-first steering shaft-second steering shaft-driven wheel-dual gear-quadrant gear-first steering base-tractive unit, the power that turns to need be through the transmission of first steering shaft, second steering shaft, driven wheel, connection gear and quadrant gear, have a large amount of kinetic equation losses in the transmittance process, cause the effort that turns to very, in addition, each drive disk assembly also is easy to damage, and service life is short.
Summary of the invention
The technical problems to be solved in the utility model is to overcome above-mentioned defective, and a kind of laborsaving, as not stay dead angle, safety and stability height, long service life improved transplanter direction converter that turns to is provided.
For addressing the above problem, the technical scheme that the utility model adopted is:
A kind of improved transplanter direction converter, comprise steering shaft, be fixedly mounted on the bearing circle on steering shaft top, by first steering base and second steering base that pivot shaft links together, it is characterized in that: be in transmission connection by worm gearing between described steering shaft and the pivot shaft.
Say further:
Described worm gearing comprises that intermeshing worm screw, worm gear and intermeshing first turn to finishing bevel gear cuter, second to turn to finishing bevel gear cuter; Worm gear is fixedly mounted on the top of pivot shaft, and first turns to finishing bevel gear cuter to be fixedly mounted on the bottom of steering shaft, and second turns to finishing bevel gear cuter to be fixedly connected on the worm screw.
Described worm gearing is arranged in the worm case, and worm case is fixed on the top of second steering base.
The top of described pivot shaft is rotationally connected with worm case, second steering base respectively, captives joint with first steering base in the bottom, and the bottom and second steering base are rotationally connected; Be provided with double bevel wheel in first steering base, double bevel wheel is rotatably connected on the pivot shaft; Double bevel wheel is meshed with first drive bevel gear that is fixed on the dynamical axis end, second drive bevel gear that is fixed on the rear output shaft end respectively.
Compared with prior art, steerage gear of the present utility model adopts worm gearing, has simplified the transmittance process of steering power, turn to laborsaving, long service life; Dynamical axis, rear output shaft are in transmission connection by double bevel wheel, do not stay the dead angle when turning to, and can realize rice transplanter turning rice transplanting, and safety and stability height.
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Description of drawings
Accompanying drawing is the structural representation of a kind of embodiment of the utility model.
Among the figure: the 1-bearing circle; The 2-steering shaft; The 3-case lid; 4-first turns to finishing bevel gear cuter; 5-second turns to finishing bevel gear cuter; The 6-worm gear; The 7-worm case; The 8-pivot shaft; 9-first steering base; The 10-double bevel wheel; The 11-dynamical axis; 12-first drive bevel gear; The 13-bearing; The 14-rear output shaft; 15-second drive bevel gear; 16-second steering base; The 17-worm screw; The 18-gland.
The specific embodiment
Embodiment:
A kind of improved transplanter direction converter, as shown in drawings, comprise steering shaft 2, be fixedly mounted on steering shaft 2 tops bearing circle 1, be fixedly connected on first steering base 9 of rice transplanter tractive unit and be fixedly connected on second steering base 16 of rice transplanter transplanting portion.The top of second steering base 16 is fixed with worm case 7, and worm case 7 is provided with case lid 3, and the top of case lid 3 is provided with gland 18.The bottom of steering shaft 2 is rotationally connected by bearing and case lid 3, and its bottom is stretched in the worm case 7.First steering base 9 and second steering base 16 are by linking together by pivot shaft 8, and the top of pivot shaft 8 extend in the worm case 7.Be provided with worm gearing in the worm case 7, be in transmission connection by worm gearing between steering shaft 2 and the pivot shaft 8.
Described worm gearing comprises that intermeshing worm screw 17, worm gear 6 and intermeshing first turn to finishing bevel gear cuter 4, second to turn to finishing bevel gear cuter 5.The two ends of worm screw 17 are rotatably connected on by bearing on the shell wall of worm case 7, and worm gear 6 is fixedly mounted on the top of pivot shaft 8.First turns to finishing bevel gear cuter 4 to be fixedly mounted on the bottom of steering shaft 2, and second turns to finishing bevel gear cuter 5 to be fixedly connected on the worm screw 17.
The top of described pivot shaft 8 is rotationally connected by bearing and worm case 7, second steering base 16 respectively, captives joint with first steering base 9 in the bottom, and the bottom is rotationally connected by the bearing and second steering base 16.9 are provided with double bevel wheel 10 in first steering base, and double bevel wheel 10 is rotatably connected on the pivot shaft 8 by bearing 13.Double bevel wheel 10 is meshed with first drive bevel gear 12 that is fixed on dynamical axis 11 ends, second drive bevel gear 15 that is fixed on rear output shaft 14 ends respectively.
The flow process that turns to of the present utility model is: the bearing circle 1-steering shaft 2-worm gearing-pivot shaft 8-first steering base 9-tractive unit.Compared with prior art, the utility model has been simplified the process of steerage gear, has reduced the kinetic equation loss in the steerage gear process, turns to laborsaving, long service life; Dynamical axis, rear output shaft are in transmission connection by double bevel wheel, do not stay the dead angle when turning to, and can realize rice transplanter turning rice transplanting, and safety and stability height.

Claims (4)

1. improved transplanter direction converter, comprise steering shaft (2), be fixedly mounted on the bearing circle (1) on steering shaft (2) top, by first steering base (9) and second steering base (16) that pivot shaft (8) links together, it is characterized in that: be in transmission connection by worm gearing between described steering shaft (2) and the pivot shaft (8).
2. according to the described improved transplanter direction converter of claim 1, it is characterized in that: described worm gearing comprises that intermeshing worm screw (17), worm gear (6) and intermeshing first turn to finishing bevel gear cuter (4), second to turn to finishing bevel gear cuter (5); Worm gear (6) is fixedly mounted on the top of pivot shaft (8), and first turns to finishing bevel gear cuter (4) to be fixedly mounted on the bottom of steering shaft (2), and second turns to finishing bevel gear cuter (5) to be fixedly connected on the worm screw (17).
3. according to claim 1 or 2 described improved transplanter direction converters, it is characterized in that: described worm gearing is arranged in the worm case (7), and worm case (7) is fixed on the top of second steering base (16).
4. according to the described improved transplanter direction converter of claim 3, it is characterized in that: the top of described pivot shaft (8) is rotationally connected with worm case (7), second steering base (16) respectively, captive joint with first steering base (9) in the bottom, bottom and second steering base (16) are rotationally connected; (9) are provided with double bevel wheel (10) in first steering base, and double bevel wheel (10) is rotatably connected on the pivot shaft (8); Double bevel wheel (10) is meshed with first drive bevel gear (12) that is fixed on dynamical axis (11) end, second drive bevel gear (15) that is fixed on rear output shaft (14) end respectively.
CN2010205866474U 2010-11-02 2010-11-02 Improved steering gear for rice transplanter Expired - Fee Related CN201834049U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205866474U CN201834049U (en) 2010-11-02 2010-11-02 Improved steering gear for rice transplanter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205866474U CN201834049U (en) 2010-11-02 2010-11-02 Improved steering gear for rice transplanter

Publications (1)

Publication Number Publication Date
CN201834049U true CN201834049U (en) 2011-05-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205866474U Expired - Fee Related CN201834049U (en) 2010-11-02 2010-11-02 Improved steering gear for rice transplanter

Country Status (1)

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CN (1) CN201834049U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103229619A (en) * 2013-04-24 2013-08-07 潍坊同方机械有限公司 Power transmission steering mechanism of three-drive rice transplanter
CN106207864A (en) * 2016-09-28 2016-12-07 国网四川省电力公司检修公司 A kind of manned dolly on 500kV strain insulator string
CN107097640A (en) * 2017-04-21 2017-08-29 潍坊同方机械有限公司 Rice transplanter walking box
CN108423042A (en) * 2018-05-29 2018-08-21 西华大学 A kind of steering control device of field measurement moving trolley

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103229619A (en) * 2013-04-24 2013-08-07 潍坊同方机械有限公司 Power transmission steering mechanism of three-drive rice transplanter
CN103229619B (en) * 2013-04-24 2015-09-02 潍坊同方机械有限公司 Three drive rice transplanter transmission of power steering mechanism
CN106207864A (en) * 2016-09-28 2016-12-07 国网四川省电力公司检修公司 A kind of manned dolly on 500kV strain insulator string
CN107097640A (en) * 2017-04-21 2017-08-29 潍坊同方机械有限公司 Rice transplanter walking box
CN107097640B (en) * 2017-04-21 2023-06-09 潍坊同方机械有限公司 Walking box of rice transplanter
CN108423042A (en) * 2018-05-29 2018-08-21 西华大学 A kind of steering control device of field measurement moving trolley

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110518

Termination date: 20111102