CN203111308U - Mechanical steering device and electric automobile using same - Google Patents
Mechanical steering device and electric automobile using same Download PDFInfo
- Publication number
- CN203111308U CN203111308U CN 201320119045 CN201320119045U CN203111308U CN 203111308 U CN203111308 U CN 203111308U CN 201320119045 CN201320119045 CN 201320119045 CN 201320119045 U CN201320119045 U CN 201320119045U CN 203111308 U CN203111308 U CN 203111308U
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- steering
- wheel
- shaft
- pitman arm
- cross bar
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Abstract
The utility model relates to a mechanical steering device and an electric automobile using the same. The mechanical steering device comprises a steering wheel, a steering rocker arm, a left steering shaft and a right steering shaft, wherein the left steering shaft and the right steering shaft are installed on the left side and the right side of the steering rocker arm side by side, the left steering shaft and the right steering shaft are in synchronous transmission with the front end of the steering rocker arm through a front steering cross-bar, the left steering shaft and the right steering shaft are in synchronous transmission with the rear end of the steering rocker arm through a rear steering cross-bar, and the front steering cross-bar and the rear steering cross-bar are installed side by side. The left steering shaft, the right steering shaft, the front steering cross-bar and the rear steering cross-bar constitute a parallelogram connecting rod mechanism, the steering wheel is in rotation-stopping transmission connection with the middle of the steering rocker arm through a steering wheel shaft, a left wheel shaft transmission structure used for being in rotation-stopping transmission connection with a front wheel shaft of a left front wheel is installed in the middle of the left steering shaft, and a right wheel shaft transmission structure used for being in rotation-stopping transmission connection with a front wheel shaft of a right front wheel is installed in the middle of the right steering shaft. According to the mechanical steering device, transmission parts can be made in a light-weight mode.
Description
Technical field
The utility model relates to a kind of mechanical type steering hardware and uses the electronlmobil of this steering hardware.
Background technology
The steering hardware of existing automobile mostly is hydraulic booster formula steering hardware and electric boosted formula steering hardware, though these two kinds of steering hardwares can play corresponding servo-steering effect, but because therefore its complex structure and with high costs is unsuitable for using at the lighter electronlmobil of some complete vehicle weights.
Disclosed turning to is among the steering hardware of existing electronlmobil such as the Chinese patent literature CN102059959A " miniature electric automobile of new forms of energy or hybrid power ", this turns to is that a mechanical type turns to and is, turn to is to comprise three along the left steering axle of left and right directions spacing parallel arranging successively, pitman arm and right steering axle, wherein the rear end of pitman arm is in transmission connection by turntable shaft and steering handwheel spline, a left side, the rear end of right steering axle respectively with a corresponding left side, the front wheel spindle spline of off front wheel is in transmission connection, the left steering axle, the front end of pitman arm and right steering axle turns to the cross bar synchrodrive by one.During use, steering handwheel drives pitman arm by turntable shaft and swings, thus pitman arm by turn to cross bar drive left and right steering shaft swing control left and right front-wheel about turn to.The mechanical type steering hardware has simple in structure, advantage with low cost, but the problem that existing this steering hardware exists is: the driving torque of steering handwheel reaches the front end of pitman arm through the rear end of pitman arm, middle part through turning to cross bar is passed to a left side then, the front end of right steering axle, and finally through a left side, the right steering axle passes to a left side, the front wheel spindle of off front wheel, the route of whole transmission of power is more single, pitman arm in the power transmission process, turn to cross bar, Transmissions such as left and right sides steering shaft are because bearing bigger driving torque, and must have bigger structural strength, this just needs to increase the scantling of structure of these Transmissions, the increase of scantling of structure causes the increase of these Transmission weight, not only increase the assembly difficulty of steering hardware when assembling, also made whole steering hardware very heavy.
Summary of the invention
But the purpose of this utility model is to provide a kind of mechanical type steering hardware of Transmission lightness making; The purpose of this utility model also is to provide a kind of electronlmobil that uses this mechanical type steering hardware.
In order to address the above problem, the technical scheme of mechanical type steering hardware is in the utility model:
The mechanical type steering hardware, comprise steering handwheel and the pitman arm that can swing by the steering handwheel driving, also comprise a left side that is set up in parallel in the pitman arm left and right sides, the right steering axle, a left side, the front end of right steering axle and pitman arm is by preceding turning to the cross bar synchrodrive, a left side, the rear end of right steering axle and pitman arm by with turn to preceding that cross bar is set up in parallel after turn to the cross bar synchrodrive, a described left side, the right steering axle with before, after turn to cross bar to constitute parallelogram linkage, steering handwheel is in transmission connection a left side by the middle part spline of turntable shaft and pitman arm, the middle part of right steering axle be respectively arranged with for a left side, the left side that the front wheel spindle spline of off front wheel is in transmission connection, right wheel shaft drive mechanism.
Described left and right wheel shaft drive mechanism comprises the drive sleeve that is fixedly arranged on corresponding steering shaft middle part, drive sleeve have for corresponding front wheel spindle on the interior square hole of the adaptive spline suit of outer square column.
The technical scheme of electronlmobil is in the utility model:
A kind of electronlmobil, comprise a left side, off front wheel and a driving left side, the mechanical type steering hardware that off front wheel turns to, the mechanical type steering hardware comprises steering handwheel and the pitman arm that can swing by the steering handwheel driving, also comprise a left side that is set up in parallel in the pitman arm left and right sides, the right steering axle, a left side, the front end of right steering axle and pitman arm is by preceding turning to the cross bar synchrodrive, a left side, the rear end of right steering axle and pitman arm by with turn to preceding that cross bar is set up in parallel after turn to the cross bar synchrodrive, a described left side, the right steering axle with before, after turn to cross bar to constitute parallelogram linkage, steering handwheel is in transmission connection a left side by the middle part spline of turntable shaft and pitman arm, the middle part of right steering axle is respectively arranged with and a left side, the left side that the front wheel spindle spline of off front wheel is in transmission connection, right wheel shaft drive mechanism.
The outer square column that transmission is used is set on the front wheel spindle of described left and right front-wheel, and described left and right wheel shaft drive mechanism comprises the drive sleeve that is fixedly arranged on corresponding steering shaft middle part, drive sleeve have for corresponding front wheel spindle on the interior square hole of the adaptive spline suit of outer square column.
Described electronlmobil also comprises at least one pair of trailing wheel, in described each front-wheel and at least one pair of trailing wheel wheel hub motor is installed all, and electronlmobil is provided with the control setup of each wheel hub motor work of control.
Described control setup comprises the front-wheel control part of the wheel hub motor work in the control front-wheel and the trailing wheel control part of the wheel hub motor work in the control trailing wheel.
The beneficial effects of the utility model are: left and right steering shaft and the forward and backward cross bar that turns to have constituted a complete parallelogram linkage, because the middle part of left and right steering shaft and the front wheel spindle spline transmission of corresponding left and right front-wheel, steering handwheel is by the middle part spline transmission of turntable shaft and pitman arm.Therefore when working, power transmission line is, the driving torque of steering handwheel passes to the middle part of pitman arm through turntable shaft, and power is divided into two-way then, and one the tunnel turns to cross bar to pass to the front end of left and right steering shaft before the pitman arm front end; Another road turns to cross bar to pass to the rear end of left and right steering shaft behind the pitman arm rear end, after power transmission line is divided into two-way, being in the driving torque that the Transmission in each transfer route will bear is reduced, just the size of each Transmission can be accomplished minimum, satisfy the lightness of each Transmission and make, reduced the assembly difficulty of steering hardware when assembling.
Description of drawings
Fig. 1 is the structural representation of an embodiment of electronlmobil in the utility model, also is the use constitution diagram of an embodiment of mechanical type steering hardware in the utility model simultaneously;
Fig. 2 is the structural representation of an embodiment of mechanical type steering hardware in the utility model.
The specific embodiment
The embodiment of mechanical type steering hardware is shown in Fig. 1 ~ 2: comprise a parallelogram linkage, parallelogram linkage comprises left steering axle 8, right steering axle 7 and the left side that is in transmission connection, before the right steering axle, turn to before the rear end cross bar 6 and after turn to cross bar 9, a left side, the middle part of right steering axle be respectively arranged with for a corresponding left side, the left side that the front wheel spindle spline of off front wheel is in transmission connection, right wheel shaft drive mechanism, a left side, right wheel shaft drive mechanism comprises the drive sleeve 11 that is fixedly arranged on corresponding steering shaft middle part, drive sleeve have for the front wheel spindle 5 of corresponding front-wheel on the interior square hole of the adaptive spline suit of outer square column.The mechanical type steering hardware also comprises the pitman arm 12 that is arranged between the left and right steering shaft and is set up in parallel in left and right steering shaft, and the steering handwheel 10 that is in transmission connection by turntable shaft and pitman arm middle part spline, the front and back ends of pitman arm is hinged and connected with the forward and backward middle part of cross bar that turns to respectively, forward and backward turn to cross bar can guarantee pitman arm and a left side, after turn to the synchrodrive of cross bar.Part 1 expression off front wheel among the figure; Part 4 expression the near front wheels; Part 2 expression electronlmobils; Part 3 expression trailing wheels.The middle part spline transmission of turntable shaft and pitman arm makes pitman arm when swinging, the mutual balance of the steering torque that bears, pitman arm is not fragile, be of value to the service life that increases pitman arm, in like manner, left and right steering shaft also has long service life.
In other embodiment of this mechanical type steering hardware, left and right wheel shaft drive mechanism can also be welded structure or the bolt fastening structure that respectively each front wheel spindle is fixed in corresponding steering shaft middle part.
A kind of embodiment of electronlmobil is shown in Fig. 1 ~ 2: comprise the near front wheel, off front wheel 1 and pair of rear wheels 3, also comprise the mechanical type steering hardware that drives left and right front-wheel steering, wherein the concrete structure of mechanical type steering hardware is identical with the embodiment of above-mentioned each mechanical type steering hardware, be not described in detail in this, the front wheel spindle of left and right front-wheel is provided with the outer square column that is plugged in the endoporus of corresponding drive sleeve for adaptive spline.Wheel hub motor all is installed in each front-wheel and the trailing wheel, electronlmobil 2 is provided with the control setup of each wheel hub motor work of control, and control setup comprises the front-wheel control part of the wheel hub motor work in the control front-wheel and the trailing wheel control part of the wheel hub motor work in the control trailing wheel.Front and rear wheel is control separately, has only front-wheel or back-wheel drive when normally travelling; When needs were climbed, front and rear wheel drove together.In other embodiment of this electronlmobil: also can only in front-wheel or trailing wheel, wheel hub motor be installed; The logarithm of trailing wheel can also be two pairs, three pairs or more.
Claims (6)
1. mechanical type steering hardware, it is characterized in that: comprise steering handwheel and the pitman arm that can swing by the steering handwheel driving, also comprise a left side that is set up in parallel in the pitman arm left and right sides, the right steering axle, a left side, the front end of right steering axle and pitman arm is by preceding turning to the cross bar synchrodrive, a left side, the rear end of right steering axle and pitman arm by with turn to preceding that cross bar is set up in parallel after turn to the cross bar synchrodrive, a described left side, the right steering axle with before, after turn to cross bar to constitute parallelogram linkage, steering handwheel is in transmission connection a left side by the middle part spline of turntable shaft and pitman arm, the middle part of right steering axle be respectively arranged with for a left side, the left side that the front wheel spindle spline of off front wheel is in transmission connection, right wheel shaft drive mechanism.
2. mechanical type steering hardware according to claim 1, it is characterized in that: described left and right wheel shaft drive mechanism comprises the drive sleeve that is fixedly arranged on corresponding steering shaft middle part, drive sleeve have for corresponding front wheel spindle on the interior square hole of the adaptive spline suit of outer square column.
3. electronlmobil, comprise a left side, off front wheel and a driving left side, the mechanical type steering hardware that off front wheel turns to, the mechanical type steering hardware comprises steering handwheel and the pitman arm that can swing by the steering handwheel driving, also comprise a left side that is set up in parallel in the pitman arm left and right sides, the right steering axle, a left side, the front end of right steering axle and pitman arm is by preceding turning to the cross bar synchrodrive, it is characterized in that: a left side, the rear end of right steering axle and pitman arm by with turn to preceding that cross bar is set up in parallel after turn to the cross bar synchrodrive, a described left side, the right steering axle with before, after turn to cross bar to constitute parallelogram linkage, steering handwheel is in transmission connection a left side by the middle part spline of turntable shaft and pitman arm, the middle part of right steering axle is respectively arranged with and a left side, the left side that the front wheel spindle spline of off front wheel is in transmission connection, right wheel shaft drive mechanism.
4. electronlmobil according to claim 3, it is characterized in that: the outer square column that transmission is used is set on the front wheel spindle of described left and right front-wheel, described left and right wheel shaft drive mechanism comprises the drive sleeve that is fixedly arranged on corresponding steering shaft middle part, drive sleeve have for corresponding front wheel spindle on the interior square hole of the adaptive spline suit of outer square column.
5. according to claim 3 or 4 described electronlmobils, it is characterized in that: described electronlmobil also comprises at least one pair of trailing wheel, in described each front-wheel and at least one pair of trailing wheel wheel hub motor is installed all, electronlmobil is provided with the control setup of each wheel hub motor work of control.
6. electronlmobil according to claim 5 is characterized in that: described control setup comprises the front-wheel control part of the wheel hub motor work in the control front-wheel and the trailing wheel control part of the wheel hub motor work in the control trailing wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320119045 CN203111308U (en) | 2013-03-15 | 2013-03-15 | Mechanical steering device and electric automobile using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320119045 CN203111308U (en) | 2013-03-15 | 2013-03-15 | Mechanical steering device and electric automobile using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203111308U true CN203111308U (en) | 2013-08-07 |
Family
ID=48891678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320119045 Expired - Fee Related CN203111308U (en) | 2013-03-15 | 2013-03-15 | Mechanical steering device and electric automobile using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203111308U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401398A (en) * | 2014-10-29 | 2015-03-11 | 上海大学 | Solar sail vehicle |
| CN104590040A (en) * | 2014-12-24 | 2015-05-06 | 上海大学 | Land wing sail car for polar scientific expedition |
| CN108248376A (en) * | 2018-01-30 | 2018-07-06 | 北方民族大学 | A kind of wind-force drought sail recreational vehicle |
-
2013
- 2013-03-15 CN CN 201320119045 patent/CN203111308U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104401398A (en) * | 2014-10-29 | 2015-03-11 | 上海大学 | Solar sail vehicle |
| CN104590040A (en) * | 2014-12-24 | 2015-05-06 | 上海大学 | Land wing sail car for polar scientific expedition |
| CN108248376A (en) * | 2018-01-30 | 2018-07-06 | 北方民族大学 | A kind of wind-force drought sail recreational vehicle |
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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: 20130807 Termination date: 20140315 |