CN208007062U - Wheel steering device for electric vehicle - Google Patents
Wheel steering device for electric vehicle Download PDFInfo
- Publication number
- CN208007062U CN208007062U CN201820498822.0U CN201820498822U CN208007062U CN 208007062 U CN208007062 U CN 208007062U CN 201820498822 U CN201820498822 U CN 201820498822U CN 208007062 U CN208007062 U CN 208007062U
- Authority
- CN
- China
- Prior art keywords
- inner ring
- electric vehicle
- outer shroud
- wheel steering
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses the wheel steering devices for electric vehicle, including wheel hub motor, the both sides of the wheel hub motor connect connecting rod, the wheel hub motor is located in inner ring, the one end of the connecting rod far from wheel hub motor is fixedly connected with inner ring, further include the outer shroud being set in outside inner ring, the outer shroud and inner ring are concentric, and can be relatively rotated between outer shroud and inner ring；The rack of annular is set on the outer shroud, meshing gear on the rack；Further include the driving device for driving the gear rotation, the driving device is relatively fixed with inner ring.The purpose of this utility model is to provide the wheel steering device for electric vehicle, to solve the problems, such as that electric vehicle rotary with car body advance to could must completing in the prior art, realize it is flexible and convenient to Electricmotor car wheel progress directly to purpose.
Description
Technical field
The utility model is related to electric vehicle rotaries to field, and in particular to be used for the wheel steering device of electric vehicle.
Background technology
Electric vehicle, especially electric vehicle have been increasingly becoming the main development side of current city transport energy savings emission reduction
One of to, major automobile factory commercial city expands numerous studies to electric automobiles.As with secondary energy sources be driving green ring
The electric vehicle of guarantor, market prospects are boundless.Herein on basis, wheel hub motor comes into being, and is largely used
On battery truck, electric vehicle.However existing electric vehicle still uses the transmission shaft of conventional motor vehicle, ten thousand when turning to
To structures such as sections, steering radian is big, stroke is long, and steering procedure must can be completed with the straight ahead of car body, turn to effect
Rate is low.
Utility model content
The purpose of this utility model is to provide the wheel steering devices for electric vehicle, electronic in the prior art to solve
Vehicle turn to must with car body advance could complete the problem of, realize it is flexible and convenient to Electricmotor car wheel progress directly to
Purpose.
The utility model is achieved through the following technical solutions：
For the wheel steering device of electric vehicle, including wheel hub motor, the both sides of the wheel hub motor connect connecting rod, described
Wheel hub motor is located in inner ring, and the one end of the connecting rod far from wheel hub motor is fixedly connected with inner ring, further includes in being set in
Outer shroud outside ring, the outer shroud and inner ring are concentric, and can be relatively rotated between outer shroud and inner ring；Annular is set on the outer shroud
Rack, meshing gear on the rack；Further include the driving device for driving gear rotation, the driving device with
Inner ring is relatively fixed.
For electric vehicle rotary in the prior art to must with car body advance could complete the problem of, the utility model proposes
A kind of wheel steering device for electric vehicle, by wheel hub motor as wheel so that the self-powered device of wheel meets electronic
The use demand of vehicle.Connecting rod is connected in two end housing of wheel hub motor, therefore connecting rod will not be turned with the rotation of wheel hub motor
It is dynamic, while connecting rod is fixedly connected with inner ring, so remaining being relatively fixed between connecting rod and inner ring.Inner ring is located at wheel hub electricity
Outside machine so that wheel hub motor is rolled inside inner ring, and physical protection, drop can be provided wheel hub motor first by inner ring
The low risk that it is damaged by foreign impacts.It is arranged with outer shroud outside inner ring, inner ring is concentric with outer shroud, and can between outer shroud and inner ring
It relatively rotates.Specific connection type wherein between inner ring and outer shroud is not limited thereto, and those skilled in the art can pass through
Many modes realize the rotation connection of two adjacent ring bodies, such as the sliding slot sliding block that common bearing arrangement or use match
Structure can be achieved.Driving device is relatively fixed with inner ring, therefore when driving device is rotated around outer shroud, inner ring also will
It is rotated relative to outer shroud.Driving device only needs to be connected with inner ring by direct or indirect mode wherein in this programme.
Rack carries out annular spread along the ring body of outer shroud, therefore gear can carry out the movement of annular with respect to rack.The utility model
When specifically used, whole device is located at vehicle bottom and is used as wheel, and company is fixed in the car body of outer shroud and electric vehicle
It connects, when needing to turn to, it is only necessary to control the driving device driving gear and be rotated, since wheel and rack engages, rack is again
It is arranged on outer shroud, outer shroud is fixedly connected again with respect to car body, therefore outer shroud can not act, rack can not act, and can only be tooth
It takes turns and carries out circular motion on the rack of annular, the circular motion of gear drives driving device to carry out circular motion, due to driving
Device is relatively fixed with inner ring, therefore the circular motion of driving device can drive inner ring original place to be rotated, outer to realize
The technique effect that ring is fixed, inner ring is rotated.Since connecting rod is fixedly connected with inner ring, the rotation in inner ring original place, which drives, to be connected
Bar is rotated, and to realize the pivot stud of wheel hub motor, entire steering procedure is simple and convenient, no longer needs to use conventional engine
The structures such as transmission shaft, the universal joint of vehicle, steering procedure need not can be directly realized by with the linear motion of vehicle, greatly reduce
Electric vehicle rotary to required space, improve and turn to efficiency and flexibility.
Further, further include and the relatively-stationary controller of inner ring, the output end phase of the driving device and controller
Even, the controller is for controlling the driving device.The keying controlled the driving device by controller and power, greatly carry
High driver is when driving electric vehicle to the control accuracy of steering degree.
Further, the slot of annular, first conductor of slot laid inside are also set up on the outer shroud；The control
The power connection end of device is fixedly connected with the second conductor, and the described one end of second conductor far from controller is inserted into the slot, described
Second conductor is in contact with first conductor.The slot is distributed along outer ring body, is preferably concentric with outer shroud, is inserted
The first conductor being laid in slot can be connected, due to outer shroud phase for being connected with external power supply specific on electric vehicle with storage battery
It is fixed to car body, therefore can be easily powered easily by the first conductor of conducting wire pair, and controller and wheel hub electricity
Electric energy is then transferred to the second conductor by the first conductor needed for machine work, is inputted from the second conductor into controller, realizes controller
With the normal work of wheel hub motor.The advantageous effect of this programme is, opposite with inner ring with the steering of inner ring and wheel hub motor
Fixed controller is also rotated therewith, opposing stationary between controller and wheel hub motor, inner ring, and is used to receive electric energy
The second conductor then annular slot inside rotated so that the second conductor can be in contact always with the first conductor, begin
It can ensure the electric energy supply to controller and wheel hub motor eventually, also thoroughly prevent what conventional wires connection type was likely to occur
Conducting wire tangled up and knotted, the case where even being pullled fracture, not only increase the stability of electrical connection in steering procedure, also very big
The safety improved during the utility model use and the degree of reliability, have compared to existing conductor connections prominent
The substantive distinguishing features and significant progress gone out.
Further, further include and the relatively-stationary wireless communication module of the inner ring, the wireless communication module and institute
State the input terminal connection of controller.Controller is rotated with inner ring, therefore there are the wind of tangled up and knotted for the wiring of controller
Nearly, the problem of module sends out instruction to controller, overcomes controller inconvenience wiring by radio communication in this programme so that use
Family is without hindrance to the precise control of controller, and inner ring can also carry out arbitrary rotation as needed.
Preferably, totally three groups of the slot, three group slots are distributed on outer shroud with one heart, second conductor include firewire,
Zero curve, ground wire, the firewire, zero curve, ground wire are inserted into respectively in three group slots.By three groups of concentric slots in this programme,
Terminals are provided respectively for firewire, zero curve, ground wire so that the safety in utilization and stability of the utility model, which have, greatly to be carried
It is high.
Preferably, the driving device is the motor being fixed on connecting rod.Connecting rod is fixed with inner ring, therefore not by connecting rod
Installation station can be only provided for motor, additionally it is possible to ensure being relatively fixed between motor and inner ring.
Preferably, further include the mounting plate being fixedly connected with connecting rod, the mounting plate is parallel with the axis of connecting rod, the drive
Dynamic device is fixed on a mounting board.Installation station is provided for driving device so that driving device in this programme by mounting plate
Be arranged it is more flexible arbitrarily, since mounting plate is fixed on connecting rod, mounting plate is also relatively fixed with inner ring, to realize
Being relatively fixed between driving device and inner ring.
Further, it is additionally provided with the brake block to match with the wheel hub motor on the connecting rod.Wheel hub motor configures
Brake block is the prior art, and this will not be repeated here.
Preferably, the brake block is controlled by brake motor, and the brake motor is relatively fixed with inner ring.This programme
It is middle that brake block is controlled using an independent brake motor, it is ensured that security performance, the work for improving the utility model are steady
It is qualitative.
Preferably, the inner ring, outer shroud surface facing each other are both provided with the groove of annular, are set between inner ring, outer shroud
Set several balls, the opposite end of the ball is located at inner ring, in the groove on outer shroud, passes through institute between inner ring and outer shroud
Ball is stated to be relatively rotated.Connection structure in this programme between inner ring, outer shroud is equivalent to the connection structure of ball bearing, rolling
Pearl is stuck in the groove in inner ring and outer rings simultaneously, and the connection and mutually rotation of inner ring and outer rings are realized by ball.
The utility model compared with prior art, has the following advantages and advantages：
1, the utility model is used for the wheel steering device of electric vehicle, and connecting rod is fixedly connected with inner ring, and inner ring original place turns
Dynamic that connecting rod is driven to be rotated, to realize the pivot stud of wheel hub motor, entire steering procedure is simple and convenient, no longer needs to use
The structures such as transmission shaft, the universal joint of conventional motor vehicle, steering procedure need not can be directly realized by with the linear motion of vehicle, pole
It is big reduce electric vehicle rotary to required space, improve and turn to efficiency and flexibility.
2, the utility model is used for the wheel steering device of electric vehicle, and thoroughly having prevented conventional wires connection type may go out
The existing conducting wire tangled up and knotted in steering procedure, the case where even being pullled fracture, the stability of electrical connection is not only increased, also
The safety during the utility model use and the degree of reliability are greatly improved, is had compared to existing conductor connections
There are substantive distinguishing features outstanding and significant progress.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the vertical view of the utility model specific embodiment 1；
Fig. 2 is the sectional view that the utility model specific embodiment 1 crosses wheel hub electrical axis；
Fig. 3 is the vertical view of the utility model specific embodiment 2；
Fig. 4 is the connection diagram of inner ring and outer rings in the utility model specific embodiment 2.
Label and corresponding parts title in attached drawing：
1- wheel hub motors, 2- connecting rods, 3- inner ring, 4- outer shrouds, 5- racks, 6- gears, 7- driving devices, 8- controllers, 9-
Slot, the second conductors of 10-, 11- mounting plates, 12- wireless communication modules, 13- brake blocks, 14- balls, 15- brake motors.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1：
Wheel steering device for electric vehicle as shown in Figures 1 and 2, including wheel hub motor 1, the wheel hub motor 1
Both sides connect connecting rod 2, the wheel hub motor 1 is located in inner ring 3, and the one end of the connecting rod 2 far from wheel hub motor 1 is and inner ring
3 are fixedly connected, and further include the outer shroud 4 being set in outside inner ring 3, the outer shroud 4 and inner ring 3 are concentric, and between outer shroud 4 and inner ring 3
It can relatively rotate；The rack 5 of annular is set on the outer shroud 4, meshing gear 6 on the rack 5；Further include for driving
The driving device 7 of the rotation of gear 6 is stated, the driving device 7 is relatively fixed with inner ring 3.Further include and 3 relatively-stationary control of inner ring
Device 8 processed, the driving device 7 are connected with the output end of controller 8, and the controller 8 is for controlling the driving device 7.Institute
State the slot 9 that annular is also set up on outer shroud 4,9 the first conductor of laid inside of the slot；The power connection end of the controller 8 is fixed
The second conductor 10 is connected, the described one end of second conductor 10 far from controller 8 is inserted into the slot 9, second conductor
10 are in contact with first conductor.Preferably, wheel hub motor 1 selects the motor that can carry out forward and reverse in the present embodiment
Control further increases this reality consequently facilitating simply and easily being moved backward, capable of also carrying out pivot stud by a small margin backward
With novel ease of use.
Embodiment 2：
Wheel steering device for electric vehicle as shown in Figure 3 and Figure 4 further includes and institute on the basis of embodiment 1
3 relatively-stationary wireless communication module 12 of inner ring is stated, the wireless communication module 12 is connect with the input terminal of the controller 8.
Totally three groups of the slot 9, three group slots 9 are distributed in one heart on outer shroud 4, and second conductor 10 includes firewire, zero curve, ground wire,
The firewire, zero curve, ground wire are inserted into respectively in three group slots 9.Further include the mounting plate 11 being fixedly connected with connecting rod 2, it is described
Mounting plate 11 is parallel with the axis of connecting rod 2, and the driving device 7 is fixed on mounting plate 11.Be additionally provided on the connecting rod 2 with
The brake block 13 that the wheel hub motor 1 matches.The brake block 13 is controlled by brake motor 15, the brake motor 15
It is relatively fixed with inner ring 3.The inner ring 3, outer shroud 4 surface facing each other be both provided with annular groove, inner ring 3, outer shroud 4 it
Between several balls 14 are set, the opposite end of the ball 14 is located at inner ring 3, in the groove on outer shroud 4, inner ring 3 with it is outer
It is relatively rotated by the ball 14 between ring 4.
Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (10)
1. for the wheel steering device of electric vehicle, including wheel hub motor (1), the both sides of the wheel hub motor (1) connect connecting rod
(2), which is characterized in that the wheel hub motor (1) is located in inner ring (3), the one end of the connecting rod (2) far from wheel hub motor (1)
It being fixedly connected with inner ring (3), further includes being set in the outer shroud (4) of inner ring (3) outside, the outer shroud (4) and inner ring (3) are concentric,
And it can be relatively rotated between outer shroud (4) and inner ring (3)；The rack (5) of annular, the rack (5) are set on the outer shroud (4)
Upper meshing gear (6)；Further include for drive the gear (6) rotate driving device (7), the driving device (7) with it is interior
Ring (3) is relatively fixed.
2. the wheel steering device according to claim 1 for electric vehicle, which is characterized in that further include and inner ring (3)
Relatively-stationary controller (8), the driving device (7) are connected with the output end of controller (8), and the controller (8) is used for
Control the driving device (7).
3. the wheel steering device according to claim 2 for electric vehicle, which is characterized in that on the outer shroud (4) also
The slot (9) of annular, slot (9) first conductor of laid inside are set；The power connection end of the controller (8) is fixedly connected with
Two conductors (10), the one end of second conductor (10) far from controller (8) are inserted into the slot (9), and described second leads
Body (10) is in contact with first conductor.
4. the wheel steering device according to claim 2 for electric vehicle, which is characterized in that further include and the inner ring
(3) relatively-stationary wireless communication module (12), the wireless communication module (12) and the input terminal of the controller (8) connect
It connects.
5. the wheel steering device according to claim 3 for electric vehicle, which is characterized in that the slot (9) totally three
Group, three group slots (9) are distributed in one heart on outer shroud (4), and second conductor (10) includes firewire, zero curve, ground wire, the fire
Line, zero curve, ground wire are inserted into respectively in three group slots (9).
6. the wheel steering device according to claim 1 for electric vehicle, which is characterized in that the driving device (7)
For the motor being fixed on connecting rod (2).
7. the wheel steering device according to claim 1 for electric vehicle, which is characterized in that further include and connecting rod (2)
The mounting plate (11) being fixedly connected, the mounting plate (11) is parallel with the axis of connecting rod (2), and the driving device (7) is fixed on
On mounting plate (11).
8. the wheel steering device according to claim 1 for electric vehicle, which is characterized in that on the connecting rod (2) also
It is provided with the brake block (13) to match with the wheel hub motor (1).
9. the wheel steering device according to claim 8 for electric vehicle, which is characterized in that the brake block (13) by
Brake motor (15) is controlled, and the brake motor (15) is relatively fixed with inner ring (3).
10. the wheel steering device according to claim 1 for electric vehicle, which is characterized in that the inner ring (3), outer
Ring (4) surface facing each other is both provided with the groove of annular, and several balls (14), institute are arranged between inner ring (3), outer shroud (4)
The opposite end for stating ball (14) is located at inner ring (3), in the groove on outer shroud (4), leads between inner ring (3) and outer shroud (4)
The ball (14) is crossed to be relatively rotated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498822.0U CN208007062U (en) | 2018-04-09 | 2018-04-09 | Wheel steering device for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820498822.0U CN208007062U (en) | 2018-04-09 | 2018-04-09 | Wheel steering device for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208007062U true CN208007062U (en) | 2018-10-26 |
Family
ID=63892519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820498822.0U Expired - Fee Related CN208007062U (en) | 2018-04-09 | 2018-04-09 | Wheel steering device for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208007062U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327788A (en) * | 2018-04-09 | 2018-07-27 | 付军 | Wheel steering device for electric vehicle |
-
2018
- 2018-04-09 CN CN201820498822.0U patent/CN208007062U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108327788A (en) * | 2018-04-09 | 2018-07-27 | 付军 | Wheel steering device for electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20210409 |