CN213620121U - Two-wheeled electric motor car assists climbing control system - Google Patents
Two-wheeled electric motor car assists climbing control system Download PDFInfo
- Publication number
- CN213620121U CN213620121U CN202022835813.6U CN202022835813U CN213620121U CN 213620121 U CN213620121 U CN 213620121U CN 202022835813 U CN202022835813 U CN 202022835813U CN 213620121 U CN213620121 U CN 213620121U
- Authority
- CN
- China
- Prior art keywords
- electric vehicle
- rear wheel
- auxiliary
- ecu controller
- motor
- 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.)
- Active
Links
Images
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model discloses an auxiliary climbing control system of a two-wheeled electric vehicle, which comprises an ECU controller and a display instrument panel, wherein the ECU controller is connected with a first inclination angle sensor positioned at the front fork of the electric vehicle and a second inclination angle sensor positioned at the rear wheel suspension of the electric vehicle through wireless communication; the ECU controller is also connected with a pressure sensor positioned on a rear wheel suspension of the electric vehicle and a rotating speed sensor arranged at the rear wheel through wireless communication; the ECU controller is connected with a display instrument panel, a hub motor is connected in the rear wheel of the electric vehicle, and one side of the hub motor is connected with a belt wheel; the belt wheel is connected with an auxiliary motor through a synchronous belt, and the auxiliary motor is arranged on the electric vehicle; and the auxiliary motor is connected with an auxiliary power supply, and the auxiliary motor and the auxiliary power supply are both connected with the ECU controller. The utility model is used for driving sense when not only can improve the climbing in the two-wheeled electric motor car still has the good and convenient to use's of driving security advantage.
Description
Technical Field
The utility model relates to an auxiliary climbing control system, especially an auxiliary climbing control system of two-wheeled electric motor car.
Background
Two-wheeled electric vehicles are very common in the life as short-distance vehicles, and generally, the two-wheeled electric vehicles drive rear wheels to rotate through hub motors so as to push the whole body to advance; the general two-wheeled electric vehicle comprises a front wheel, a front wheel suspension (front fork), a rear wheel suspension, a handlebar, a rotating handle, a hub motor, a battery jar (power supply), a vehicle body, a display, an ECU controller and the like; when the electric vehicle is driven, the rotating handle is rotated, the output torque of the hub motor is controlled according to the opening degree of the rotating handle and the Hall principle, and then the driving speed and the driving acceleration of the two paths of electric vehicles are controlled. However, when the two-wheeled electric vehicle runs to an upslope, the speed and acceleration response caused by the rotation of the rotating handle of the two-wheeled electric vehicle are not timely enough, so that the feeling of climbing driving is not ideal; even when the two-wheeled electric vehicle is overloaded or the slope of an uphill is large, the problems of insufficient power and the like are easy to occur, and the driving safety is not ideal. Therefore, the conventional two-wheeled electric vehicle has the problems of unsatisfactory driving feeling and unsatisfactory driving safety when climbing a slope.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a climbing control system is assisted to two-wheeled electric motor car. The utility model discloses can be used for two-wheeled electric motor car's supplementary climbing control, driving sense when not only can improving the climbing still has the advantage that the driving safety is good.
The technical scheme of the utility model: a two-wheeled electric vehicle auxiliary climbing control system comprises an ECU controller and a display instrument panel, wherein the ECU controller is connected with a first inclination angle sensor positioned at the front fork of an electric vehicle and a second inclination angle sensor positioned at the rear wheel suspension of the electric vehicle through wireless communication; the ECU controller is also connected with a pressure sensor positioned on a rear wheel suspension of the electric vehicle and a rotating speed sensor arranged at the rear wheel through wireless communication; the ECU controller is connected with a display instrument panel, a hub motor is connected in the rear wheel of the electric vehicle, and one side of the hub motor is connected with a belt wheel; the belt wheel is connected with an auxiliary motor through a synchronous belt, and the auxiliary motor is arranged on the electric vehicle; and the auxiliary motor is connected with an auxiliary power supply, and the auxiliary motor and the auxiliary power supply are both connected with the ECU controller.
In the climbing control system is assisted to two-wheeled electric motor car, there is the turned angle sensor through wireless connection on the ECU controller, and the turned angle sensor is located the electric motor car handlebar.
In the climbing control system for two-wheeled electric vehicle, the first inclination angle sensor is used for detecting the inclination angle of the running posture at the front wheel position of the electric vehicle, and the second inclination angle sensor is used for detecting the inclination angle of the running posture at the rear wheel position of the electric vehicle.
In the auxiliary climbing control system for the two-wheeled electric vehicle, the pressure sensor is an annular pressure sensor, and the annular pressure sensor is sleeved between the rear wheel suspension and the bearing.
In the auxiliary climbing control system for the two-wheeled electric vehicle, the hub motor and the belt wheel are connected through the electronic clutch.
Compared with the prior art, the utility model designs a two-wheeled electric vehicle auxiliary climbing control system, detects the inclination of the front and rear parts of the two-wheeled electric vehicle by installing a first inclination angle sensor and a second inclination angle sensor, can be generally installed on a front wheel suspension and a rear wheel suspension for detection, and judges whether the electric vehicle is in an inclined state according to two inclination data; the rear wheel load is calculated by detecting the pressure of the rear wheel through the pressure sensor, the theoretical rotating speed is calculated according to the inclination, the rear wheel load and the theoretical torque, the calculation result can be adaptive to the inclination and the load, the actual rotating speed of the rear wheel is detected through the rotating speed sensor, whether the two-wheeled electric vehicle is in a climbing state or not and whether climbing assistance is started or not is judged through comparison of the theoretical rotating speed and the actual rotating speed, and finally the auxiliary torque is provided through the auxiliary motor, so that the auxiliary torque output of the self-adaptive load and inclination is realized, the speed and acceleration regulation response can be improved under the conditions of different loads and different climbing gradients, and the driving feeling and the driving safety during climbing are improved. In addition, the utility model is also provided with a rotation angle sensor for detecting the rotation angle of the handlebar of the two-wheeled electric vehicle, and can offset the resistance of the front wheel caused by the turning or rotation of the head of the vehicle by additionally providing auxiliary torque through the auxiliary motor, thereby further improving the driving feeling and the driving safety when climbing; the pressure applied to the rear wheel by the rear wheel suspension can be accurately and conveniently detected by arranging the annular pressure sensor, and the load and the auxiliary torque of the rear wheel can be conveniently and accurately calculated; through setting up electronic clutch can break off the connection between band pulley and the in-wheel motor when not needing the climbing assistance, can avoid band pulley rotation and increase the energy consumption when normally traveling (non-climbing), facilitate the use. Therefore, the utility model is used for not only can improve the driving sense when climbing in the two-wheeled electric motor car, still have the good and convenient to use's of driving security advantage.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of a connection structure of an auxiliary motor;
fig. 3 is a schematic view of a connection structure at the pressure sensor.
The labels in the figures are: 1-ECU controller, 2-display instrument panel, 3-first inclination angle sensor, 4-second inclination angle sensor, 5-pressure sensor, 6-rotating speed sensor, 7-hub motor, 8-belt wheel, 9-synchronous belt, 10-auxiliary motor, 11-auxiliary power supply, 12-rotation angle sensor, 13-electronic clutch, 14-rear wheel, 15-rear wheel suspension and 16-bearing.
Detailed Description
The present invention will be further described with reference to the following examples, which are not intended as a limitation of the present invention.
Examples are given. An auxiliary climbing control system of a two-wheeled electric vehicle is formed as shown in figures 1 to 3 and comprises an ECU controller 1 and a display instrument panel 2, wherein the ECU controller 1 is connected with a first inclination angle sensor 3 positioned at the front fork of the electric vehicle and a second inclination angle sensor 4 positioned at the rear wheel suspension of the electric vehicle through wireless communication; the ECU controller 1 is also connected with a pressure sensor 5 positioned on a rear wheel suspension of the electric vehicle and a rotating speed sensor 6 arranged at the rear wheel through wireless communication; the ECU controller 1 is connected with a display instrument panel 2, a hub motor 7 is connected in the rear wheel of the electric vehicle, and one side of the hub motor 7 is connected with a belt wheel 8; the belt wheel 8 is connected with an auxiliary motor 10 through a synchronous belt 9, and the auxiliary motor 10 is arranged on the electric vehicle in the middle; the auxiliary motor 10 is connected with an auxiliary power supply 11, and both the auxiliary motor 10 and the auxiliary power supply 11 are connected with the ECU controller 1.
The ECU controller 1 is wirelessly connected with a rotation angle sensor 12, and the rotation angle sensor 12 is positioned on a handlebar of the electric vehicle; the first inclination angle sensor 3 is used for detecting the inclination angle of the running posture at the position of the front wheel of the electric vehicle, and the second inclination angle sensor 4 is used for detecting the inclination angle of the running posture at the position of the rear wheel of the electric vehicle; the pressure sensor 5 is an annular pressure sensor which is sleeved between the rear wheel suspension and the bearing; the hub motor 7 and the belt wheel 8 are connected through an electronic clutch 13.
The working principle is as follows: firstly, a first inclination angle sensor 3 is arranged on a front fork of the two-wheeled electric vehicle, and a second inclination angle sensor 4 is arranged on a rear wheel suspension of the electric vehicle to respectively detect the inclination of the front and rear parts of the two-wheeled electric vehicle; the first inclination angle sensor measures inclination theta1The second inclination angle sensor measures the inclination theta2(ii) a Then theoretical torque T is obtained through calculation according to the opening degree of a rotating handle of the two-wheeled electric vehicle1(ii) a The rear wheel load pressure F is then detected by mounting the pressure sensor 5 on the rear wheel suspension 15, andrear wheel load MCarrier，MCarrier=F/（g×cosθ2) (ii) a Wherein F is the pressure value detected by the pressure sensor 5, g is the standard gravity acceleration, and theta2Measuring a tilt for the second tilt angle sensor; then according to the calculation formula of torque and rotating speed calculating and theoretical torque T1Corresponding theoretical rotational speed n1The calculation formula is T1=JGeneral assemblyΔω/Δt=（MCarrierR2+MWheelR2/2）×2πΔn1A,/Δ t; wherein JGeneral assemblyFor the total moment of inertia of the rear wheels 14 under load, MCarrierFor rear wheel load, MWheelThe self weight of the rear wheel, R is the radius of the rear wheel, omega is the rotating angular speed of the rear wheel, t is time, and delta omega/delta t is the rotating angular acceleration of the rear wheel; the actual speed n of the rear wheel is then detected by mounting the speed sensor 6 at the rear wheel 142(ii) a Then the ECU controller 1 compares the actual rotating speed with the theoretical rotating speed, and combines the inclination theta1And an inclination θ2The value of (a) is to judge whether to start the climbing assistance function, and a rotation speed difference threshold value a is set when n is1-n2A and theta1And theta2When all are greater than zero, starting the climbing auxiliary function, and when n is greater than zero1-n2<a or theta1Equal to zero or theta2When the value is equal to zero, the climbing auxiliary function is closed; after the hill-climbing assistance function is started, the ECU controller 1 calculates an assistance torque T to be provided2According to the formula T2=T1n1/n2+T3-T1Calculating an assist torque T2Wherein T is1Is theoretical torque, n1Is a theoretical rotational speed, n2Is the actual rotational speed, T3Adding resistance torque to the steering of the electric vehicle handlebar; the rotation angle theta of the handle bar corresponding to the vehicle body is detected by the rotation angle sensor 123When theta is3When the angle is less than or equal to 30 degrees, the angle passes through T3=f（θ3) Calculating additional steering resistance torque, f (theta)3) Is theta3May be constructed by setting the relevant parameter values after a number of trials, or by constructing different theta values3The corresponding resistance torque T in the case of3System ofAs theta3And T3Then by the detected theta3Looking up table to obtain T3Value of) when θ3Greater than 30 degrees, T3= 0; finally, the auxiliary motor 11 is started, the auxiliary motor 11 drives the rear wheel 14 through the synchronous belt 9, and auxiliary torque T is provided for the rear wheel 142Thereby realizing accurate climbing assistance.
Claims (5)
1. The utility model provides a supplementary climbing control system of two-wheeled electric motor car which characterized in that: the device comprises an ECU controller (1) and a display instrument panel (2), wherein the ECU controller (1) is connected with a first inclination angle sensor (3) positioned at the front fork of the electric vehicle and a second inclination angle sensor (4) positioned at the rear wheel suspension of the electric vehicle through wireless communication; the ECU controller (1) is also connected with a pressure sensor (5) positioned on the rear wheel suspension of the electric vehicle and a rotating speed sensor (6) arranged at the rear wheel through wireless communication; the ECU controller (1) is connected with a display instrument panel (2), a hub motor (7) is connected in the rear wheel of the electric vehicle, and one side of the hub motor (7) is connected with a belt wheel (8); the belt wheel (8) is connected with an auxiliary motor (10) through a synchronous belt (9), and the auxiliary motor (10) is arranged in the electric vehicle; an auxiliary power supply (11) is connected to the auxiliary motor (10), and the auxiliary motor (10) and the auxiliary power supply (11) are both connected with the ECU controller (1).
2. The two-wheeled electric vehicle assistant climbing control system according to claim 1, characterized in that: the ECU controller (1) is connected with a rotation angle sensor (12) through a wireless mode, and the rotation angle sensor (12) is located on a handlebar of the electric vehicle.
3. The two-wheeled electric vehicle assistant climbing control system according to claim 1, characterized in that: the first inclination angle sensor (3) is used for detecting the inclination angle of the running posture at the position of the front wheel of the electric vehicle, and the second inclination angle sensor (4) is used for detecting the inclination angle of the running posture at the position of the rear wheel of the electric vehicle.
4. The two-wheeled electric vehicle assistant climbing control system according to claim 1, characterized in that: the pressure sensor (5) is an annular pressure sensor which is sleeved between the rear wheel suspension and the bearing.
5. A two-wheeled electric vehicle assisting climbing control system according to any one of claims 1 to 4, wherein: the hub motor (7) and the belt wheel (8) are connected through an electronic clutch (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835813.6U CN213620121U (en) | 2020-12-01 | 2020-12-01 | Two-wheeled electric motor car assists climbing control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022835813.6U CN213620121U (en) | 2020-12-01 | 2020-12-01 | Two-wheeled electric motor car assists climbing control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213620121U true CN213620121U (en) | 2021-07-06 |
Family
ID=76637971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022835813.6U Active CN213620121U (en) | 2020-12-01 | 2020-12-01 | Two-wheeled electric motor car assists climbing control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213620121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265601A (en) * | 2020-12-01 | 2021-01-26 | 浙江一通电子科技有限公司 | Two-wheeled electric vehicle auxiliary climbing control method and climbing auxiliary system |
-
2020
- 2020-12-01 CN CN202022835813.6U patent/CN213620121U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265601A (en) * | 2020-12-01 | 2021-01-26 | 浙江一通电子科技有限公司 | Two-wheeled electric vehicle auxiliary climbing control method and climbing auxiliary system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101434258B (en) | Power-assisted steering control system | |
| US8285474B2 (en) | Vehicle | |
| JP3167746U (en) | Power assisted vehicle improvement | |
| EP3184406A1 (en) | Two-wheel electric vehicle | |
| CA2613519A1 (en) | System and method for locomotive adhesion control | |
| CN110316247B (en) | Electric power differential compensation steering control method for four-wheel independent drive electric automobile | |
| EP1093992A3 (en) | Electric power steering unit for vehicle | |
| CN103612634B (en) | The evaluation method of distributing In-wheel motor driving electronlmobil coefficient of road adhesion | |
| JP5840464B2 (en) | Electric car | |
| JP2011045184A (en) | Unit and method for controlling electric vehicle drive | |
| CN104139777B (en) | Controlling device for vehicle running and method | |
| CN213620121U (en) | Two-wheeled electric motor car assists climbing control system | |
| CN110194209A (en) | Drive steering mechanism, car body train driving device and control method, vehicle | |
| CN108454725A (en) | A kind of coaxial two wheels robot with multi-motion modes | |
| CN112265601A (en) | Two-wheeled electric vehicle auxiliary climbing control method and climbing auxiliary system | |
| CN214001949U (en) | Two-wheeled electric motor car downhill path potential energy recovery system | |
| JP4229718B2 (en) | Auxiliary force control device for electric auxiliary vehicle | |
| CN201338690Y (en) | Electric bicycle | |
| CN203651443U (en) | Control system for hybrid electric vehicle and vehicle with same | |
| CN208248336U (en) | A kind of coaxial two wheels robot with multi-motion modes | |
| WO2021162075A1 (en) | Power assist device and bicycle | |
| CN112265600A (en) | Two-wheeled electric vehicle downhill potential energy recovery method and potential energy recovery system | |
| CN102910204A (en) | Electronic differential controller for hybrid electric vehicle driven by wheel hub motors | |
| WO2020217664A1 (en) | Power assist device for bicycle, and bicycle | |
| EP3696067A1 (en) | Vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |