CN207875861U - A kind of electric children vehicle of differential steering - Google Patents
A kind of electric children vehicle of differential steering Download PDFInfo
- Publication number
- CN207875861U CN207875861U CN201721868486.6U CN201721868486U CN207875861U CN 207875861 U CN207875861 U CN 207875861U CN 201721868486 U CN201721868486 U CN 201721868486U CN 207875861 U CN207875861 U CN 207875861U
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- pedestal
- shaft
- electric children
- children vehicle
- vehicle
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Abstract
The electric children vehicle of a kind of differential steering provided by the utility model, it is intended to solve the technical problem of stationarity difference when electric children vehicle turns in the prior art.A kind of electric children vehicle of differential steering provided by the utility model, each deflecting roller is driven by independent driving motor, the shaft that control electric children vehicle turns to is provided on vehicle frame, pedestal is provided in shaft, it is provided on pedestal by inductor, pedestal is provided on vehicle frame, the sensor for being fixed on pedestal and being coordinated detection shaft rotation angle by inductor, the controller communication of sensor and control driving motor, electric children vehicle is in steering procedure, shaft rotates, sensor detects the rotation angle of shaft, and the parameter is transferred to controller, controller is according to the rotating speed of the parameter regulation driving motor, so that electric children vehicle is in steering procedure, each deflecting roller all has rational rotating speed, so that electric children vehicle is more steady when turning to, and, reduce the abrasion of deflecting roller in steering procedure.
Description
Technical field
The utility model is related to perambulator accessory more particularly to a kind of electric children vehicles of differential steering.
Background technology
Electric children vehicle is a kind of new-type perambulator, electric children vehicle motor driving perambulator movement with accumulator so that electronic
Perambulator has better comfort.With the rapid development of battery technology and electronic technology, electric children vehicle in the prior art
Function is more and more, and performance is also become better and better, for example, four-wheel drive electric children vehicle, either shape or performance can be with
Meets the needs of children.
The electric children vehicle design of four-wheel drive is unreasonable in the prior art, for example, the electric children vehicle of four-wheel drive is turning to
The rotating speed of both sides wheel is different in the process, and electric children vehicle motor in the prior art controls relatively simple, electronic child
Vehicle wheel rotor speed of both sides in steering procedure is the same.Stationarity is poor when this control mode causes electric children vehicle to turn to,
Also, when turning to, the wheel wear of electric children vehicle is serious, shortens the service life of wheel.
Invention content
The electric children vehicle of a kind of differential steering provided by the utility model, it is intended to solve electric children vehicle in the prior art and turn to
When stationarity difference technical problem.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：A kind of electronic child of differential steering
Vehicle, including vehicle frame, are provided with deflecting roller on the vehicle frame, the deflecting roller at least there are two, each deflecting roller is by independence
Driving motor driving rotation, the shaft that control electric children vehicle turns to, the shaft rotation connection are additionally provided on the vehicle frame
On vehicle frame, it is further fixed on the controller of control driving motor on the vehicle frame, is fixed in the shaft and turns with shaft
Dynamic pedestal is fixed with pedestal on the vehicle frame, and the sensor of detection shaft rotation angle is fixed on the pedestal, described
Be provided on pedestal with sensor coordinate by inductor, the sensor and the controller communication, the controller according to
The rotating speed for the state modulator driving motor that sensor detects.
A kind of electric children vehicle of differential steering provided by the utility model, each deflecting roller are driven by independent driving motor
It is dynamic, it is provided with the shaft that control electric children vehicle turns on vehicle frame, pedestal is provided in shaft, is provided with and is incuded on pedestal
Body is provided with pedestal on vehicle frame, is fixed on pedestal and is coordinated the sensor for detecting shaft rotation angle by inductor, passed
The controller communication of sensor and control driving motor, for electric children vehicle in steering procedure, shaft rotation, sensor detects shaft
Rotation angle, and the parameter is transferred to controller, controller is according to the rotating speed of the parameter regulation driving motor, so that electronic
For perambulator in steering procedure, each deflecting roller all has rational rotating speed, so that electric children vehicle is more steady when turning to, and
And the abrasion of deflecting roller in steering procedure is reduced, extend the service life of deflecting roller.
A kind of optional scheme, the dynamic clamping head and quiet clamping head for making shaft automatically reset is provided in the shaft, and the elasticity is multiple
One end of position part is fixed on the pedestal, and the other end of the dynamic clamping head and quiet clamping head is fixed in the shaft.
The setting of dynamic clamping head and quiet clamping head allows shaft to automatically reset, i.e., electric children vehicle automatically resets after turning to forward shape
State optimizes the performance of electric children vehicle.
A kind of optional scheme, the pedestal include second for fixing the first part by inductor and being fixed in shaft
Part is provided with inserting column in the first part, and the jack coordinated with the inserting column is offered on the second part, described
First part is between the second part and the pedestal.
First part is plugged in together with second part, simplifies the structure of pedestal, also, first part or second part
It can be individually replaced after damage, electric children vehicle optimizes the performance of electric children vehicle convenient for safeguarding.
A kind of optional scheme, the second part are fixed on by lock-screw in the shaft, and lock-screw utilizes
Second part is locked in shaft by frictional force, simplifies the structure of shaft；
Alternatively, the second part is fixed on by lock-screw in shaft, offered in the shaft and the lock
The locking screw holes of tight screw fit.
Lock-screw coordinates with locking screw holes second part to be locked in shaft, second part and shaft fix tightly
Gu improving the stability in electric children vehicle driving process.
A kind of optional scheme, it is described to be connected on the pedestal by inductor, it is offered on the pedestal and the quilt
The bayonet of inductor cooperation.
It is easy to assembly by inductor, the efficiency of assembling of electric children vehicle is improved, the manufacturing cost of electric children vehicle is reduced.Quilt
Inductor is connected on pedestal, simplifies the structure of pedestal.
A kind of optional scheme offers the fitting groove for assembling the sensor on the pedestal, and the sensor passes through
Interference fit is fixed in the fitting groove.
Sensor fixation, and it is easy to assembly, optimize the performance of electric children vehicle.
A kind of optional scheme, it is described by inductor be magnet, the sensor be Hall sensor.
Magnet coordinates Hall sensor to have preferable accuracy of detection, optimizes the performance of electric children vehicle.
A kind of optional scheme offers the hole body for making shaft pass through on the pedestal and pedestal.
Pedestal and pedestal are sheathed on outside shaft, and electric children vehicle is compact-sized, optimize the performance of electric children vehicle.
A kind of optional scheme is provided with accommodating chamber in the pedestal, and the dynamic clamping head and quiet clamping head is located in the accommodating chamber,
The pedestal is at least part of to be located in the accommodating chamber.
Dynamic clamping head and quiet clamping head is located in accommodating chamber, and the side wall of accommodating chamber can reduce the amplitude of deformation of dynamic clamping head and quiet clamping head, to
Dynamic clamping head and quiet clamping head can be effectively prevented to be plastically deformed in the long-term use, extend dynamic clamping head and quiet clamping head uses the longevity
Life.
A kind of optional scheme is provided with lug on the pedestal, offers matching hole on the lug, the lug with
It is provided with floor between the pedestal.
The setting of lug makes pedestal convenient for assembly, improves the stability of electric children vehicle.
Compared with prior art, the electric children vehicle of a kind of differential steering provided by the utility model, has the following advantages that：
1, the setting of controller, sensor makes electric children vehicle each deflecting roller when turning to all have rational rotating speed,
So that electric children vehicle is more steady when turning to, also, the abrasion of deflecting roller is reduced, extend deflecting roller uses the longevity
Life.
2, the setting of pedestal and pedestal makes sensor, easy to assembly by inductor, and assembles secured, improves electronic
The stability of perambulator.
3, the setting of dynamic clamping head and quiet clamping head makes shaft automatically reset, and optimizes the performance of electric children vehicle.
Description of the drawings
Attached drawing 1 is a kind of schematic diagram of the electric children vehicle of differential steering of the utility model；
Attached drawing 2 is the explosive view of attached drawing 1；
Attached drawing 3 is pedestal and the sectional view after pedestal assembly；
Attached drawing 4 is pedestal and the explosive view after pedestal assembly.
Specific implementation mode
Below in conjunction with the accompanying drawings, a kind of electric children vehicle of differential steering of the utility model is described further.Following reality
It applies example to be only used for helping skilled in the art to understand the utility model, is not limitations of the present invention.
Embodiment 1
A kind of electric children vehicle of differential steering, including vehicle frame 1 are provided with deflecting roller, the deflecting roller on the vehicle frame 1
There are two at least, each deflecting roller is driven by independent driving motor and is rotated, that is to say, that each driving motor only drives one
A deflecting roller, so as to by controlling the rotating speed of driving motor so that deflecting roller has rational rotating speed, raising electric children vehicle
Stationarity in steering procedure, to reduce the abrasion of deflecting roller when electric children vehicle turns to, deflecting roller, vehicle frame 1 and driving motor
It is conventional structure in the prior art, not reinflated narration herein；
As shown in Figure 1, Figure 2, Figure 3, Figure 4, the shaft 2 that control electric children vehicle turns to, shaft are additionally provided on the vehicle frame 1
2 connect with the steering wheel of electric children vehicle, drive shaft 2 to rotate by steering wheel, to realize the steering of electric children vehicle, electronic child
When vehicle is controlled using remote control technology, in shaft 2 can not also setting direction disk, the shaft 2 is rotatably connected on vehicle frame 1, virgin
The steering structure of vehicle and the set-up mode of shaft 2 are the conventional technical means of the prior art, and no longer spread describes herein,
It is further fixed on the controller of control driving motor on the vehicle frame 1, the pedestal rotated with shaft 2 is fixed in the shaft 2
3, it is fixed with pedestal 4 on the vehicle frame 1, the sensor 5 of detection 2 rotation angle of shaft, the seat are fixed on the pedestal 4
Be provided on body 3 coordinate with sensor 5 with detect 2 rotation angle of shaft by inductor 6, the sensor 5 and the control
Device communicates, the rotating speed for the state modulator driving motor that the controller is detected according to sensor 5.
When turning to, shaft 2 rotates by a certain angle electric children vehicle, at this point, pedestal 3 is rotated with shaft 2, is located at pedestal
Being incuded by the sensor 5 on pedestal 4 by sensor on 3, sensor 5 detect the rotation angle of shaft 2, and the parameter is passed
It send to controller, at this point, rotation angle of the controller according to shaft 2, controlling different deflecting rollers has different rotating speeds, that is,
Realize the rotating speed of control deflecting roller by way of controlling driving motor rotating speed, the rotating speed control mode of driving motor is herein no longer
Narration, such as, but not limited to controller control frequency converter control steering to change the frequency of electric current in input driving motor with this
The rotating speed of wheel.
Embodiment 2
The present embodiment is the prioritization scheme to embodiment 1.
As shown in Figure 3, Figure 4, the dynamic clamping head and quiet clamping head 7 for making shaft 2 automatically reset, the elasticity are provided in the shaft 2
One end of return unit 7 is fixed on the pedestal 4, and the other end of the dynamic clamping head and quiet clamping head 7 is fixed in the shaft 2.It walks around
It refers to that electric children vehicle is restored by steering state to straight-going state to automatically reset, and dynamic clamping head and quiet clamping head 7 can be torsional spring, dynamic clamping head and quiet clamping head
7 can be sheathed in shaft 2.
Dynamic clamping head and quiet clamping head 7 can also be substituted by other structures, e.g., using structures such as shrapnels.
One end of dynamic clamping head and quiet clamping head 7 can be welded in shaft 2, the other end of dynamic clamping head and quiet clamping head 7 can by bonding or
The mode of grafting is fixed with pedestal 4.
Embodiment 3
The present embodiment is further limiting to embodiment 1 or embodiment 2.
As shown in Figure 3, Figure 4, the pedestal 3 includes fixing the first part 8 by inductor 6 and being fixed in shaft 2
Second part 9 is provided with inserting column 11 in the first part 8, and inserting column 11 can be an integral structure with first part 8, institute
State the jack 10 for offering on second part 9 and coordinating with the inserting column 11, the first part 8 be located at the second part 9 with
Between the pedestal 4.After first part 8 assembles with second part 9, inserting column 11 is inserted into the jack 10, so that second
First part 8 is driven to be rotated with shaft 2 when dividing 9 to be rotated with shaft 2.
Second part 9 answers fixation with shaft 2, to realize that second part 9 is rotated synchronously with shaft 2, for example (,) but it is unlimited
In the second part 9 is fixed on by lock-screw in the shaft 2, and the program is using the frictional force of lock-screw by the
Two parts 9 are fixed in shaft 2, and lock-screw pushes against shaft 2；
Alternatively, the second part 9 is fixed on by lock-screw in shaft 2, offered in the shaft 2 with it is described
The locking screw holes of lock-screw cooperation.The program is coordinated using lock-screw and locking screw holes, and second part 9 is fixed on and is turned
On axis 2, second part 9 and 2 fixation of shaft.
As shown in Figure 3, Figure 4, it is described by inductor 6 can be magnet, it is described to be connected on the pedestal 3 by inductor 6,
Offered on the pedestal 3 with the bayonet 12 coordinated by inductor 6, by the fit system between inductor 6 and bayonet 12
Interference fit is should be, so that by 6 fixation of inductor.
The sensor 5 is Hall sensor, and the fitting groove 13 for assembling the sensor 5, institute are offered on the pedestal 4
Sensor 5 is stated to be fixed in the fitting groove 13 by interference fit.
Other structures can also be used to substitute by inductor 6, sensor 5, sensor 5 is mainly used for examining with inductor cooperation
The rotation angle of shaft 2 is surveyed, and realizes that the structure of the function not only has magnet and Hall sensor, therefore, by 6 He of inductor
Sensor 5 can be by realizing that any one structure of the function substitutes.
As shown in Figure 3, Figure 4, the hole body 14 for making shaft 2 pass through is offered on the pedestal 3 and pedestal 4, shaft 2 passes through
Pedestal 3 and pedestal 4 are provided with accommodating chamber in the pedestal 4, and the dynamic clamping head and quiet clamping head 7 is located in the accommodating chamber, accommodating chamber
Side wall can limit the amplitude of deformation of dynamic clamping head and quiet clamping head 7, and to extend the service life of dynamic clamping head and quiet clamping head 7, the pedestal 3 is at least
A part is located in the accommodating chamber, and the program so that electric children vehicle is compact-sized, optimizes the performance of electric children vehicle.The base
It is provided with lug 15 on seat 4, matching hole 16 is offered on the lug 15, is provided between the lug 15 and the pedestal 4
Floor.The setting of lug 15 allows pedestal 4 to be easily fixed on vehicle frame 1, and pedestal 4 is easy to assembly.Floor, lug 15,
Pedestal 4 can be an integral structure.
Perambulator uses differential steering, solves the practical speed of original electric children vehicle left and right side driving wheel in steering procedure
Different, and the caused stall problem that desin speed is the same is spent, because stall problem can make perambulator generate two big defects：
One, stall can make the circuit moment of electric children vehicle generate high current, be easy fever by the motor of stall, entire circuit is made to increase consumption
Electricity shortens the cruise duration of storage battery.Two, stall can cause the steering angle of vehicle to become smaller, it is dumb to turn to.Stall refers to electricity
What road supplied motor is the voltage and current of rated speed, and the rotating speed of actual motor is reduced by force, keeps motor rotary speed very low
Or do not turn.
The section Example of the utility model is described in detail above in association with attached drawing.Those skilled in the art read
After this specification, it is based on the technical solution of the utility model, can be modified to above-described embodiment, these modifications still fall within this
The protection domain of utility model.
Claims (10)
1. a kind of electric children vehicle of differential steering, including vehicle frame (1), are provided with deflecting roller, the steering on the vehicle frame (1)
Wheel at least there are two, it is characterised in that：Each deflecting roller is driven by independent driving motor to be rotated, on the vehicle frame (1) also
It is provided with the shaft (2) that control electric children vehicle turns to, the shaft (2) is rotatably connected on vehicle frame (1), in the vehicle frame (1)
On be further fixed on control driving motor controller, the pedestal (3) rotated with shaft (2) is fixed in the shaft (2),
It is fixed with pedestal (4) on the vehicle frame (1), the sensor (5) of detection shaft (2) rotation angle is fixed on the pedestal (4),
It is provided on the pedestal (3) with sensor (5) cooperation by inductor (6), the sensor (5) is logical with the controller
News, the rotating speed for the state modulator driving motor that the controller is detected according to sensor (5).
2. a kind of electric children vehicle of differential steering according to claim 1, it is characterised in that：It is arranged on the shaft (2)
There are the dynamic clamping head and quiet clamping head (7) for making shaft (2) automatically reset, one end of the dynamic clamping head and quiet clamping head (7) to be fixed on the pedestal (4)
On, the other end of the dynamic clamping head and quiet clamping head (7) is fixed in the shaft (2).
3. a kind of electric children vehicle of differential steering according to claim 1, it is characterised in that：The pedestal (3) includes solid
The second part (9) determined the first part (8) by inductor (6) and be fixed in shaft (2), in the first part (8)
It is provided with inserting column (11), offers the jack (10) coordinated with the inserting column (11) on the second part (9), described first
Divide (8) between the second part (9) and the pedestal (4).
4. a kind of electric children vehicle of differential steering according to claim 3, it is characterised in that：The second part (9) is logical
It crosses lock-screw to be fixed in the shaft (2), the locking screw coordinated with the lock-screw is offered in the shaft (2)
Hole.
5. a kind of electric children vehicle of differential steering according to claim 1, it is characterised in that：It is described to be blocked by inductor (6)
It is connected on the pedestal (3), is offered on the pedestal (3) and the bayonet (12) coordinated by inductor (6).
6. a kind of electric children vehicle of differential steering according to claim 1, it is characterised in that：It is opened up on the pedestal (4)
There are the fitting groove (13) for assembling the sensor (5), the sensor (5) to be fixed on the fitting groove (13) by interference fit
It is interior.
7. a kind of electric children vehicle of differential steering according to claim 1, it is characterised in that：It is described to be by inductor (6)
Magnet, the sensor (5) are Hall sensor.
8. a kind of electric children vehicle of differential steering according to claim 2, it is characterised in that：The pedestal (3) and pedestal
(4) hole body (14) for making shaft (2) pass through is offered on.
9. a kind of electric children vehicle of differential steering according to claim 8, it is characterised in that：Setting in the pedestal (4)
There are accommodating chamber, the dynamic clamping head and quiet clamping head (7) to be located in the accommodating chamber, the pedestal (3) is at least part of to be located at the appearance
Receive intracavitary.
10. a kind of electric children vehicle of differential steering according to claim 1, it is characterised in that：It is arranged on the pedestal (4)
There is lug (15), matching hole (16) is offered on the lug (15), is provided between the lug (15) and the pedestal (4)
Floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721868486.6U CN207875861U (en) | 2017-12-27 | 2017-12-27 | A kind of electric children vehicle of differential steering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721868486.6U CN207875861U (en) | 2017-12-27 | 2017-12-27 | A kind of electric children vehicle of differential steering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207875861U true CN207875861U (en) | 2018-09-18 |
Family
ID=63504642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721868486.6U Expired - Fee Related CN207875861U (en) | 2017-12-27 | 2017-12-27 | A kind of electric children vehicle of differential steering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207875861U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108297996A (en) * | 2017-12-27 | 2018-07-20 | 平湖爱贝拉儿童用品有限公司 | A kind of electric children vehicle of differential steering |
-
2017
- 2017-12-27 CN CN201721868486.6U patent/CN207875861U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108297996A (en) * | 2017-12-27 | 2018-07-20 | 平湖爱贝拉儿童用品有限公司 | A kind of electric children vehicle of differential steering |
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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: 20180918 Termination date: 20191227 |