CN2803862Y - Double front axles steering driving gear of heavy lorry - Google Patents
Double front axles steering driving gear of heavy lorry Download PDFInfo
- Publication number
- CN2803862Y CN2803862Y CN 200520071877 CN200520071877U CN2803862Y CN 2803862 Y CN2803862 Y CN 2803862Y CN 200520071877 CN200520071877 CN 200520071877 CN 200520071877 U CN200520071877 U CN 200520071877U CN 2803862 Y CN2803862 Y CN 2803862Y
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- China
- Prior art keywords
- steering
- arm
- transition
- hinged
- pitman arm
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- 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 - Lifetime
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Abstract
The utility model relates to a double front axles steering driving gear of a heavy lorry, which belongs to the steering gear of a motor vehicle. The utility model is characterized in that the utility model is provided with a left and a right steering straight pull rods; both ends of the left steering straight pull rod are respectively hinged with the lower end section of a steering pitman arm and a steering knuckle arm of the first axle, and both ends of the right steering straight pull rod are respectively hinged with the lower end section of a transitional pitman arm and a steering knuckle arm of the second axle. The middle section of the steering pitman arm and the middle section of the transitional pitman arm are hinged with a steering connecting rod of a regulating rod to realize simultaneous movement of the steering pitman arm and the transitional pitman arm, and the regulating rod regulates the distance between the steering pitman arm and the transitional pitman arm. When the steering gear rotates, the steering pitman arm and the transitional pitman arm respectively draw the steering knuckle arms of the first axle and the second axle to move so as to realize synchronous rotation of the first axle and the second axle to improve the steering transmission efficiency and the safety of double front axles effectively.
Description
Technical field
The utility model belongs to steering mechanism of motor vehicle, especially relates to a kind of power-assisted steering track rod mechanism.
Background technology
Two propons steering gears of existing heavy motor vehicle, by three steering track rods and a steering drop arm, two transition plumbing arms are formed, forge piece is many, mechanism's complexity, and not only Installation and Debugging work capacity is big, and driving efficiency is lower, and what have has also adopted dual rotation device structure, and it is big to take the space, chassis.
Summary of the invention
The purpose of this utility model is two propons steering gears of a kind of improved heavy motor vehicle of design, simplifies transmission device, improves driving efficiency and functional reliability that two propons turn to.
The purpose of this utility model is achieved like this: a kind of two propons steering gears of heavy motor vehicle, by steering drop arm, deflector, the deflector bearing, servo-unit, the servo-unit bearing, the transition plumbing arm, transition plumbing arm bearing is formed, deflector bearing wherein, the servo-unit bearing, transition plumbing arm bearing is corresponding respectively to be fixedly mounted on the frame beam of car chassis, deflector is packed on the deflector bearing, the upper end section of steering drop arm is connected on the output shaft of deflector with spline, the upper end section of transition plumbing arm is connected in the horizontal rotating shaft of transition plumbing arm bearing with spline, the cylinder pedestal of servo-unit is hinged on the servo-unit bearing with ball-joint, two steering drag links about it is characterized in that being provided with, one end of left steering drag link is hinged with the track arm of the ball-joint and first bridge, and an end of right steering drag link is hinged with the track arm of the ball-joint and second bridge; In the stage casing of steering drop arm taper hole in the steering drop arm is set, section is provided with the steering drop arm lower cone hole in the lower end of steering drop arm, the uniform left side of offering in the stage casing of transition plumbing arm, right two middle taper holes, and offer transition plumbing arm lower cone hole in the lower end of transition plumbing arm section, ball-joint is installed with adjust bar with hinged right-hand member section Linkage steering all is installed in the taper hole in the left side of taper hole and transition plumbing arm in steering drop arm, to realize the interlock of steering drop arm and transition plumbing arm, this adjust bar is that minus thread and right-hand member section are that the adjusting screw(rod) spinning of plus thread forms by the cutting ferrule of minus thread and left end section in the band, just the left end of Linkage steering is hinged with the stage casing of ball-joint and steering drop arm, the right-hand member of Linkage steering connects the left end section of cutting ferrule with minus thread, between the right-hand member section of cutting ferrule and the left end section of right ball-joint with the correspondence adjusting screw(rod) that is threaded, taper hole is hinged in the right-hand member section of right ball-joint and the left side of transition plumbing arm, each of adjust bar just, minus thread connects all locks with lock bolt, the piston rod of the hinged servo-unit of ball-joint is installed in the taper hole in the right side in transition plumbing arm stage casing, when the forward or reverse adjusting screw(rod), just can regulate Linkage steering easily, promptly regulate the distance between the taper hole in the left side of taper hole and transition plumbing arm in the steering drop arm, or the dismounting Linkage steering, simultaneously Linkage steering is subjected to the effect of servo-unit and works and save labour, sensitive; In addition, the ball-joint of the left steering drag link other end is installed in the steering drop arm lower cone hole, make the lower end section of left steering drag link and steering drop arm hinged, and the ball-joint of the right steering drag link other end is installed in transition plumbing arm lower cone hole, make the lower end section of right steering drag link and transition plumbing arm hinged, operating personal is as long as unscrew lock bolt earlier, with spanner forward or reverse adjusting screw(rod), make Linkage steering be in suitable position, screw lock bolt then, adjusting screw(rod) is locked, at this moment, steering wheel rotation makes direction lever drive deflector work, the output shaft of deflector rotates thereupon, the spline transmission just drives the steering drop arm rotation, and the Linkage steering that is articulated in the steering drop arm stage casing drives the transition plumbing arm again and does synchronous rotation, and steering drop arm and transition plumbing arm drive and its section pivotally attached left side, lower end separately, the right steering drag link is synchronized with the movement, and affect first bridge synchronously, the action of the second bridge track arm is rotated first bridge and second bridge synchronously.
Two propons steering gear compact conformations of the heavy motor vehicle that the utility model is carried, highly versatile, safe and reliable, improved steerage gear efficient effectively.
Two propons steering gears of the heavy motor vehicle of the utility model being carried below in conjunction with drawings and Examples are further described.
Description of drawings
Fig. 1 is the schematic perspective view of two propons steering gears of the heavy motor vehicle that proposes of the utility model.
Among Fig. 1: taper hole 20, the second bridge track arm 21, the first bridge track arm in taper hole 17, transition plumbing arm lower cone hole 18, right steering drag link 19, the right side in taper hole 4, steering drop arm 5, steering drop arm lower cone hole 6, left steering drag link 7, Linkage steering 8, transition plumbing arm bearing 9, transition plumbing arm 10, servo-unit 11, servo-unit bearing 12, cutting ferrule 13, lock bolt 14, adjusting screw(rod) 15, right ball-joint 16, the left side in 1, deflector 2, deflector bearing 3, the steering drop arm
The specific embodiment
As can be seen from Figure 1: a kind of two propons steering gears of heavy motor vehicle, by steering drop arm 4, deflector 1, deflector bearing 2, servo-unit 10, servo-unit bearing 11, transition plumbing arm 9, transition plumbing arm bearing 8 is formed, wherein the deflector bearing 2, servo-unit bearing 11, transition plumbing arm bearing 8 is corresponding respectively to be fixedly mounted on the frame beam of car chassis, deflector 1 is packed on the deflector bearing 2, the upper end section of steering drop arm 4 is connected on the output shaft of deflector 1 with spline, the upper end section of transition plumbing arm 9 is connected in the horizontal rotating shaft of transition plumbing arm bearing 8 with pattern chain, the cylinder pedestal of servo-unit 10 is hinged on the servo-unit bearing 11 with ball-joint, it is characterized in that being provided with a left side, right steering drag link 6,18, the right-hand member of left steering drag link 6 is hinged with the ball-joint and the first bridge track arm 21, and the right-hand member of right steering drag link 18 is hinged with the ball-joint and the second bridge track arm 20; Taper hole 3 in the steering drop arm is set in the stage casing of steering drop arm 4, section is provided with steering drop arm lower cone hole 5 in the lower end of steering drop arm 4, the uniform left side of offering in the stage casing of transition plumbing arm 9, taper hole 16 in the right side, 19, and offer transition plumbing arm lower cone hole 17 in the lower end of transition plumbing arm 9 section, ball-joint is installed with adjust bar with hinged right-hand member section Linkage steering 7 all is installed in the taper hole 16 in the left side of taper hole 3 and transition plumbing arm in steering drop arm, to realize the interlock of steering drop arm 4 and transition plumbing arm 9, this adjust bar is that minus thread and right-hand member section are that adjusting screw(rod) 14 spinnings of plus thread form by the cutting ferrule 12 of minus thread and left end section in the band, just the left end of Linkage steering 7 is hinged with the stage casing of ball-joint and steering drop arm 4, the right-hand member of Linkage steering 7 connects the left end section of cutting ferrule 12 with minus thread, between the right-hand member section of cutting ferrule 12 and the left end section of right ball-joint 15 with the correspondence adjusting screw(rod) 14 that is threaded, taper hole 16 is hinged in the right-hand member section of right ball-joint 15 and the left side of transition plumbing arm 9, each of above-mentioned adjust bar just, minus thread connects all with lock bolt 13 lockings, the piston rod of the hinged servo-unit 10 of ball-joint is installed in the taper hole 19 in the right side in transition plumbing arm 9 stage casings, when forward or reverse adjusting screw(rod) 14, just can regulate Linkage steering 7 easily, promptly regulate in the steering drop arm distance between the taper hole 16 in the left side on the taper hole 3 and transition plumbing arm 9, or dismounting Linkage steering 7, simultaneously Linkage steering 7 is subjected to the effect of servo-unit 10 and works and save labour, sensitive; In addition, the ball-joint of left steering drag link 6 left ends is installed in steering drop arm lower cone hole 5, left steering drag link 5 is hinged with the lower end section of steering drop arm 4, and the ball-joint of right steering drag link 18 left ends is installed in transition plumbing arm lower cone hole 17, right steering drag link 18 is hinged with the lower end section of transition plumbing arm 9, operating personal is as long as unscrew lock bolt 13 earlier, with spanner forward or reverse adjusting screw(rod) 14, make Linkage steering 7 be in suitable position, screw lock bolt 13 then, with adjusting screw(rod) 14 lockings, at this moment, steering wheel rotation, make direction lever (not drawing among the figure) drive deflector 1 work, the output shaft of deflector 1 rotates thereupon, the spline transmission just drives steering drop arm 4 rotations, the Linkage steering 7 that is articulated in steering drop arm 4 stage casings drives transition plumbing arm 9 again and does synchronous rotation, steering drop arm 4 and transition plumbing arm 9 drive and its section pivotally attached left side, lower end separately, right steering drag link 6,18 are synchronized with the movement, and affect first bridge synchronously, the second bridge track arm 21,20 actions are rotated first bridge and second bridge synchronously.
Claims (1)
1, a kind of two propons steering gears of heavy motor vehicle are made up of steering drop arm (4), deflector (1), deflector bearing (2), servo-unit (10), servo-unit bearing (11), transition plumbing arm (9), transition plumbing arm bearing (8), it is characterized in that:
A, left and right steering drag link (6), (18) are set, the right-hand member of left steering drag link (6) is hinged with the ball-joint and the first bridge track arm (21), and the right-hand member usefulness ball-joint and the second bridge track arm (20) of right steering drag link (18) are hinged;
B, taper hole in the steering drop arm (3) is set in the stage casing of steering drop arm (4), lower end section at steering drop arm (4) is provided with steering drop arm lower cone hole (5), the stage casing of transition plumbing arm (9) uniform offer left and right in taper hole (16), (19), and offer transition plumbing arm lower cone hole (17) in the lower end section of transition plumbing arm (9), ball-joint is installed with adjust bar with hinged right-hand member section Linkage steering (7) all is installed in the taper hole (16) in the left side of taper hole in steering drop arm (3) and transition plumbing arm;
C, adjust bar are that adjusting screw(rod) (14) spinning of plus thread forms by the cutting ferrule (12) of minus thread in the band and left end section for minus thread right-hand member section;
The ball-joint of left steering drag link (6) left end is installed in d, the steering drop arm lower cone hole (5), left steering drag link (5) is hinged with the lower end section of steering drop arm (4), and the ball-joint of right steering drag link (18) left end is installed in transition plumbing arm lower cone hole (17), right steering drag link (18) is hinged with the lower end section of transition plumbing arm (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520071877 CN2803862Y (en) | 2005-05-30 | 2005-05-30 | Double front axles steering driving gear of heavy lorry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520071877 CN2803862Y (en) | 2005-05-30 | 2005-05-30 | Double front axles steering driving gear of heavy lorry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2803862Y true CN2803862Y (en) | 2006-08-09 |
Family
ID=36909160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520071877 Expired - Lifetime CN2803862Y (en) | 2005-05-30 | 2005-05-30 | Double front axles steering driving gear of heavy lorry |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2803862Y (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100588584C (en) * | 2008-03-26 | 2010-02-10 | 云南昆船设计研究院 | A kind of transition shuttle unit |
| CN101873961B (en) * | 2007-11-22 | 2012-07-04 | 丰田自动车株式会社 | Vehicle steering device |
| CN103057589A (en) * | 2013-01-23 | 2013-04-24 | 湖北航天技术研究院特种车辆技术中心 | Steering mechanism |
| CN103569187A (en) * | 2012-07-24 | 2014-02-12 | 陕西重型汽车有限公司 | Steering machine support and automobile steering transmission system |
| CN106184362A (en) * | 2016-08-18 | 2016-12-07 | 安徽江淮汽车股份有限公司 | A kind of double-front axle automobile steering system |
| CN106184361A (en) * | 2016-08-18 | 2016-12-07 | 安徽江淮汽车股份有限公司 | A kind of double-front axle automobile steering system |
| CN106218717A (en) * | 2016-08-18 | 2016-12-14 | 安徽江淮汽车股份有限公司 | A kind of double-front axle automobile steering system |
| CN106240631A (en) * | 2016-08-18 | 2016-12-21 | 安徽江淮汽车股份有限公司 | The Dual-front Axle Steering System of Vehicle that a kind of two bridges can promote |
| CN106428206A (en) * | 2016-10-21 | 2017-02-22 | 东风商用车有限公司 | Arrangement structure of double-pull-rod steering system of passenger car |
| CN110282013A (en) * | 2019-07-29 | 2019-09-27 | 中国重汽集团泰安五岳专用汽车有限公司 | A kind of list double-front axle turning-bar system and the heavy-duty car using the system |
-
2005
- 2005-05-30 CN CN 200520071877 patent/CN2803862Y/en not_active Expired - Lifetime
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101873961B (en) * | 2007-11-22 | 2012-07-04 | 丰田自动车株式会社 | Vehicle steering device |
| CN100588584C (en) * | 2008-03-26 | 2010-02-10 | 云南昆船设计研究院 | A kind of transition shuttle unit |
| CN103569187A (en) * | 2012-07-24 | 2014-02-12 | 陕西重型汽车有限公司 | Steering machine support and automobile steering transmission system |
| CN103057589A (en) * | 2013-01-23 | 2013-04-24 | 湖北航天技术研究院特种车辆技术中心 | Steering mechanism |
| CN106218717A (en) * | 2016-08-18 | 2016-12-14 | 安徽江淮汽车股份有限公司 | A kind of double-front axle automobile steering system |
| CN106184361A (en) * | 2016-08-18 | 2016-12-07 | 安徽江淮汽车股份有限公司 | A kind of double-front axle automobile steering system |
| CN106184362A (en) * | 2016-08-18 | 2016-12-07 | 安徽江淮汽车股份有限公司 | A kind of double-front axle automobile steering system |
| CN106240631A (en) * | 2016-08-18 | 2016-12-21 | 安徽江淮汽车股份有限公司 | The Dual-front Axle Steering System of Vehicle that a kind of two bridges can promote |
| CN106184362B (en) * | 2016-08-18 | 2018-03-20 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN106218717B (en) * | 2016-08-18 | 2018-05-04 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN106240631B (en) * | 2016-08-18 | 2018-09-11 | 安徽江淮汽车集团股份有限公司 | A kind of Dual-front Axle Steering System of Vehicle that two bridges can be promoted |
| CN106184361B (en) * | 2016-08-18 | 2018-11-02 | 安徽江淮汽车集团股份有限公司 | A kind of double-front axle automobile steering system |
| CN106428206A (en) * | 2016-10-21 | 2017-02-22 | 东风商用车有限公司 | Arrangement structure of double-pull-rod steering system of passenger car |
| CN110282013A (en) * | 2019-07-29 | 2019-09-27 | 中国重汽集团泰安五岳专用汽车有限公司 | A kind of list double-front axle turning-bar system and the heavy-duty car using the system |
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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 | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150530 Granted publication date: 20060809 |