CN204915981U - Compound rear wheel electric motor car - Google Patents
Compound rear wheel electric motor car Download PDFInfo
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- CN204915981U CN204915981U CN201520588910.6U CN201520588910U CN204915981U CN 204915981 U CN204915981 U CN 204915981U CN 201520588910 U CN201520588910 U CN 201520588910U CN 204915981 U CN204915981 U CN 204915981U
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Abstract
The utility model provides a compound rear wheel electric motor car, including front wheel, compound rear wheel, motor, handlebar hand, frame, seat, seat support, battery and motion control ware, compound rear wheel is the tire behind the first back tire that links to each other side by side and second, and the axial lead of tire is coincident mutually behind first back tire and the second, the motor includes rotor, stator and motor shaft, the rotor is connected with compound rear wheel, the seat is located on the seat support, the frame with the motor is connected, the seat support with the motor or connected to the frame, be equipped with attitude sensor on motor shaft, stator, seat support and/or the seat, the motion control ware with attitude sensor is connected, the motion control ware is according to the operation of attitude sensor's signal control electric motor car. Simple structure, the control mode of compound rear wheel electric motor car's speed control part are intelligent, and automobile body steering control is nimble, and is unrestricted, easy operation, and balanced stability is high.
Description
Technical field
The utility model relates to the technical field of battery-driven car, particularly, relates to a kind of battery-driven car.
Background technology
The vehicles such as existing Electrical Bicycle or battery-operated motor cycle are stepped on governor mainly through governor handle or pin and are carried out regulation speed.Step on governor at vehicle set governor handle or pin and need complicated mounting means and more link, vehicle is easily broken down and attractive in appearance not; The speed control method of vehicle is intelligent not, poor user experience.
Disclosing a kind of in prior art " folding Self-balance electric vehicle " CN201420653563.6 is the battery-driven car with Self-balancing structure wheel at front-wheel, on the cover of its two sides, wheel shaft left and right at front-wheel, two free bearings, bearings are fixed on the pipe link of front and back two-wheeled, on the shell that handle is fixed on front-wheel or on wheel shaft, front-wheel is as power wheel, and user realizes acceleration and deceleration by leaning forward or swinging back of control front-wheel.But front-wheel need around wheel shaft swing, and wheel shaft is fixed with pipe link again, makes the left and right turn of the uncontrollable vehicle body of front-wheel.Even if pipe link is divided into two joints, be flexibly connected by attaching parts, at this moment wheel shaft and attaching parts then constitute triangle rock-steady structure, and wheel shaft and pipe link are all rigidity, and therefore front-wheel can only break away around about attaching parts, and user cannot realize left and right turn equally.
Utility model content
The technical problems to be solved in the utility model is the defect overcoming prior art, provides a kind of compound trailing wheel battery-driven car, and the structure of the speed control unit of described compound trailing wheel battery-driven car is simple, mode is intelligent; Vehicle body course changing control is flexible, unrestricted; Simple to operate, stability of equilibrium is high.
The utility model object is achieved through the following technical solutions:
A kind of compound trailing wheel battery-driven car, comprise front-wheel, compound trailing wheel, motor, handlebar, vehicle frame, seat, seat support, battery and motion controller, described compound trailing wheel comprises the first rear tyre and the second rear tyre that are connected side by side, the axial line of described first rear tyre and the second rear tyre coincides, described motor comprises rotor, Stator and electrical machine axle, described rotor is connected with described compound trailing wheel, and described seat is located on seat support; Described vehicle frame is connected with described motor; Described seat support is connected with described motor or described vehicle frame; Described motor shaft, stator, seat support and/or seat are provided with attitude sensor, and described motion controller is connected with described attitude sensor, and described motion controller is according to the operation of the signal control battery-driven car of attitude sensor.
The drived control mode of compound trailing wheel battery-driven car described in the utility model is different from traditional approach, mainly controls the speed of car body based on principle of mobile equilibrium.Meanwhile, in order to increase the stability of battery-driven car, adopting the structure of described compound trailing wheel, being conducive to the stability of equilibrium improving battery-driven car, reducing the difficulty of new user introduction.
Attitude sensor is electrical connected with motion controller or is connected by wireless signal.
Attitude sensor can detect the motor shaft of motor or tilting forward and back state and generating corresponding signal of stator, seat support or seat, and motion controller, according to the signal of attitude sensor, controls the operation of battery-driven car.
Described attitude sensor is based on the three-dimensional motion attitude measurement system of MEMS technology.It comprises the motion sensors such as gyroscope, accelerometer and/or electronic compass, or also comprises microprocessor, as arm processor etc.
Described motion controller refers to the controller of the operation scheme controlling motor, and described motion controller is connected with described motor.Be transformed into the mechanical movement of expectation according to attitude sensor signal, control program, planning instruction etc., realize the control of the accurate position control of mechanical movement, speeds control, Acceleration Control, torque or power.Motion controller be with central logic control unit be core, take sensor as signal end instr, a kind of control setup that is control object with motor or engine installation and performance element.Generally include CPU or MCU, speed sensor or motor encoder etc.
Specifically, described drived control mode mainly includes but not limited to following two kinds of forms:
Wherein a kind of form, described seat and described seat support are fixedly linked, described seat support is fixedly connected with motor shaft or stator, vehicle frame is flexibly connected with motor shaft or stator, described attitude sensor is positioned on described motor shaft, stator or seat support, user, by adjustment driving attitude on the seat, can make the motor shaft of seat, seat support, motor or the relative ground of stator tilt forward and back.When the motor shaft of motor or stator, seat support turn forward, motor, to preacceleration, makes battery-driven car advance; When the motor shaft of motor or stator, seat support tilt backwards, motor accelerates backward, makes battery-driven car slow down or fall back.
In order to improve installation stability, the fastness of vehicle frame and trailing wheel, and the alerting ability of trailing wheel and vehicle frame, further, described vehicle frame is flexibly connected by the motor shaft of bearing and motor or stator.The two ends of described motor shaft are respectively equipped with bearing, and vehicle frame is connected with motor shaft by bearing.For without spindle motor, described stator also can arrange bearing, and vehicle frame is connected with motor activity by bearing.In order to balance vehicle body weight distribution, further, described battery is arranged at vehicle frame or seat support.
Another kind of form, described seat is flexibly connected with described seat support, and described seat support is fixedly connected with described vehicle frame, and described attitude sensor is positioned on described seat.Further, described seat comprises Flexible Connector, and described Flexible Connector is connected with described seat support with described seat respectively.Specifically, described Flexible Connector is resilient attachment arms, and the two ends of described resilient attachment arms are connected with described seat support with described seat respectively.User, by adjustment driving attitude on the seat, makes seat carry out activity (comprise to forward and backward activity, or activity up and down) relative to seat support, controls advance or the deceleration of battery-driven car according to the active situation of described seat.Described resilient attachment arms can make described seat reset.
Further, described vehicle frame, handlebar and/or seat support comprise pipe link and fold mechanism.Vehicle frame, handlebar and/or seat support are made up of some pipe links and fold mechanism, battery-driven car can be folded, be convenient to the carrying of battery-driven car, or reduce the parking space of battery-driven car.
Further, described front-wheel is connected with vehicle frame, handlebar by front fork.Institute's front-wheel is similar to driving bicycle with the connection mode of handlebar to vehicle frame, is convenient to user and controls to turn to, meet the use habit of user.
In order to balance vehicle body weight distribution, further, described battery is arranged at vehicle frame or seat support.
In order to optimize the structure of battery-driven car, further, described motor is wheel hub motor, and preferably, described motor is have the wheel hub motor of motor shaft, shaftless wheel hub motor.
Further, attitude sensor comprises gyroscope, accelerometer, electronic compass and/or microprocessor.Be preferably three-axis gyroscope, triaxial accelerometer, three axle electronic compasss, arm processor.
Compared with prior art, the utility model has following beneficial effect:
Compound trailing wheel battery-driven car described in the utility model is based on principle of mobile equilibrium, the operation of car body is controlled by the attitude of compound trailing wheel, seat support and/or seat, the operation control of described battery-driven car and course changing control meet the use habit of user, intelligence degree is high, and by adopting the structure of described compound trailing wheel, be conducive to the stability of equilibrium improving battery-driven car, reduce the difficulty of new user introduction, also improve the stability in driving process.
Accompanying drawing explanation
Fig. 1 is the lateral plan of compound trailing wheel battery-driven car described in embodiment 1.
Fig. 2 is the local structure schematic diagram of compound trailing wheel battery-driven car described in embodiment 1.
Fig. 3 is the structural representation of compound trailing wheel battery-driven car acceleration mode described in embodiment 1.
Fig. 4 is the structural representation of compound trailing wheel battery-driven car deceleration regime described in embodiment 1.
Fig. 5 is the lateral plan of compound trailing wheel rear wheels of electric vehicle described in embodiment 2.
Fig. 6 is the local structure schematic diagram of compound trailing wheel rear wheels of electric vehicle described in embodiment 2.
Fig. 7 is the lateral plan of compound trailing wheel battery-driven car described in embodiment 3.
Fig. 8 is the structural representation of compound trailing wheel battery-driven car acceleration mode described in embodiment 3.
Fig. 9 is the structural representation of compound trailing wheel battery-driven car deceleration regime described in embodiment 3.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the utility model is further described.Wherein, accompanying drawing only for exemplary illustration, expression be only schematic diagram, but not pictorial diagram, can not be interpreted as the restriction to this patent; In order to embodiment of the present utility model is described better, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product; For a person skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
embodiment 1
As shown in Fig. 1 ~ 2, a kind of battery-driven car, comprise front-wheel 1, compound trailing wheel 2, handlebar 3, vehicle frame 4, seat 5, for arranging the seat support 6 of seat 5, battery 7, motor 9 and foot-operated etc.The axial line that compound trailing wheel comprises the first rear tyre 21 and the second rear tyre 22, first rear tyre 21 and the second rear tyre 22 be connected side by side coincides, and the rotor compound trailing wheel of motor 9 is connected, and battery 7 is arranged on vehicle frame 4.
The motor 9 of the present embodiment is for there being the wheel hub motor of motor shaft.Seat support 6 is fixedly connected with the motor shaft 91 of motor 9.The two ends of motor shaft 91 are respectively equipped with bearing 41, and vehicle frame 4 is flexibly connected with motor shaft 91 by bearing 41.
Seat support 6 is provided with motion controller 8 and attitude sensor 10, and motion controller 8 is connected with motor, and motion controller 8 is according to the operation of the signal control battery-driven car of attitude sensor 10.
Vehicle frame 4, handlebar 3 and/or seat support 6 comprise pipe link and fold mechanism 42.Vehicle frame, handlebar and/or seat support are made up of some pipe links and fold mechanism 42, battery-driven car can be folded, be convenient to the carrying of battery-driven car, or reduce the parking space of battery-driven car.
Front-wheel 1 is connected with vehicle frame 4, handlebar 3 by front fork 11.Front-wheel is similar to driving bicycle with the connection mode of handlebar to vehicle frame, is convenient to user and controls to turn to, meet the use habit of user.
Attitude sensor is based on the three-dimensional motion attitude measurement system of MEMS technology.It comprises the motion sensors such as gyroscope, accelerometer and/or electronic compass, or also comprises microprocessor, as arm processor etc.
Attitude sensor 10 comprises gyroscope, accelerometer, electronic compass and/or microprocessor etc.Be in particular three-axis gyroscope, triaxial accelerometer, three axle electronic compasss, arm processor etc.
Motion controller refers to the controller of the operation scheme controlling motor.Be transformed into the mechanical movement of expectation according to attitude sensor signal, control program, planning instruction etc., realize the control of the accurate position control of mechanical movement, speeds control, Acceleration Control, torque or power.Motion controller be with central logic control unit be core, take sensor as signal end instr, a kind of control setup that is control object with motor or engine installation and performance element.Motion controller comprises CPU, speed sensor or motor encoder etc.
The drived control mode of the battery-driven car of the present embodiment is different from traditional approach, mainly controls the speed of car body based on dynamic equilibrium principle.The seat support of battery-driven car is fixedly connected with the motor shaft of motor, vehicle frame is flexibly connected with the motor shaft of motor, make user pass through the driving attitude adjusted on the seat, the motor shaft of seat, seat support, motor or the relative ground of stator can be made to tilt forward and back.Attitude sensor can detect the motor shaft of motor or tilting forward and back state and generating corresponding signal of stator, seat support or seat, and motion controller, according to the signal of attitude sensor, controls the operation of battery-driven car.
As shown in figs. 34, when the motor shaft of motor or stator, seat support or seat turn forward, motor, to preacceleration, makes battery-driven car advance; When the motor shaft of motor or stator, seat support or seat tilt backwards, motor accelerates backward, makes battery-driven car slow down or fall back.
embodiment 2
As shown in Fig. 5 ~ 6, the present embodiment and embodiment 1 similar, difference is, motor 9 is shaftless wheel hub motor.The rotor of motor 9 is connected with compound trailing wheel, and seat support 6 is fixedly connected with the stator 92 of motor 9.Stator 92 is provided with bearing 41, and vehicle frame 4 is flexibly connected with stator 92 by bearing 41.
embodiment 3
As shown in Figure 7, the present embodiment and embodiment 1 similar, difference is, seat 5 comprises resilient attachment arms 51, the two ends of resilient attachment arms 51 are connected with seat support 6 with seat respectively, to make seat 5 be connected with seat support 6 elasticity, seat support 6 is fixedly connected with vehicle frame 4, and attitude sensor 10 is positioned on seat 5.
As shown in Fig. 8 ~ 9, when the relative seat support of seat is inclined upwardly, motor, to preacceleration, makes battery-driven car advance; When seat is downward-sloping relative to seat support, battery-driven car is slowed down or brake.Those skilled in the art can according to actual conditions, regulate the relation of the mode of motion of seat movement mode and battery-driven car.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., within the protection domain that all should be included in the utility model claim.
Claims (10)
1. a compound trailing wheel battery-driven car, it is characterized in that, comprise front-wheel, compound trailing wheel, motor, handlebar, vehicle frame, seat, seat support, battery and motion controller, described compound trailing wheel comprises the first rear tyre and the second rear tyre that are connected side by side, the axial line of described first rear tyre and the second rear tyre coincides, described motor comprises rotor, Stator and electrical machine axle, and described rotor is connected with described compound trailing wheel, and described seat is located on seat support; Described vehicle frame is connected with described motor; Described seat support is connected with described motor or described vehicle frame; Described motor shaft, stator, seat support and/or seat are provided with attitude sensor, and described motion controller is connected with described attitude sensor, and described motion controller is according to the operation of the signal control battery-driven car of attitude sensor.
2. compound trailing wheel battery-driven car according to claim 1, it is characterized in that, described seat and described seat support are fixedly linked, described seat support is fixedly connected with motor shaft or stator, vehicle frame is flexibly connected with motor shaft or stator, and described attitude sensor is positioned on described motor shaft, stator or seat support.
3. compound trailing wheel battery-driven car according to claim 1, it is characterized in that, described seat is flexibly connected with described seat support, and described seat support is connected with described vehicle frame, and described attitude sensor is positioned on described seat.
4. compound trailing wheel battery-driven car according to claim 3, it is characterized in that, described seat comprises Flexible Connector, and described Flexible Connector is connected with described seat support with described seat respectively.
5. compound trailing wheel battery-driven car according to claim 2, is characterized in that, described vehicle frame is flexibly connected by the motor shaft of bearing and motor or stator.
6. the compound trailing wheel battery-driven car according to any one of claim 1 ~ 3, it is characterized in that, described vehicle frame, handlebar and/or seat support comprise pipe link and fold mechanism.
7. compound trailing wheel battery-driven car according to claim 1, it is characterized in that, described front-wheel is connected with vehicle frame, handlebar by front fork.
8. compound trailing wheel battery-driven car according to claim 1, it is characterized in that, described battery is arranged at vehicle frame or seat support.
9. compound trailing wheel battery-driven car according to claim 1, is characterized in that, described motor is wheel hub motor.
10. compound trailing wheel battery-driven car according to claim 1, it is characterized in that, attitude sensor comprises gyroscope, accelerometer, electronic compass and/or microprocessor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520588910.6U CN204915981U (en) | 2015-08-03 | 2015-08-03 | Compound rear wheel electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520588910.6U CN204915981U (en) | 2015-08-03 | 2015-08-03 | Compound rear wheel electric motor car |
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| Publication Number | Publication Date |
|---|---|
| CN204915981U true CN204915981U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520588910.6U Active CN204915981U (en) | 2015-08-03 | 2015-08-03 | Compound rear wheel electric motor car |
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| CN (1) | CN204915981U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476964A (en) * | 2016-12-05 | 2017-03-08 | 何武 | A kind of electric motor car being turned to by attitude |
| WO2020237778A1 (en) * | 2019-05-27 | 2020-12-03 | 深圳傲科海科技有限公司 | Self-balancing vehicle control system and self-balancing vehicle |
-
2015
- 2015-08-03 CN CN201520588910.6U patent/CN204915981U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476964A (en) * | 2016-12-05 | 2017-03-08 | 何武 | A kind of electric motor car being turned to by attitude |
| WO2020237778A1 (en) * | 2019-05-27 | 2020-12-03 | 深圳傲科海科技有限公司 | Self-balancing vehicle control system and self-balancing vehicle |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200103 Address after: 333124 Lin Hu Xiang Mu Li Xin Cun 110, Poyang County, Shangrao City, Jiangxi Province Patentee after: Zhang Mingming Address before: 523808 Guangdong Province, Dongguan City Songshan National hi tech Industrial Development Zone Industrial Road No. 6 Songshan Lake Branch Industrial Park 2 3 floor Patentee before: Dongguan Robstep Robot Co., Ltd. |