CN216468243U - Be applied to bi-motor antitorque power device and balance car of balance car - Google Patents
Be applied to bi-motor antitorque power device and balance car of balance car Download PDFInfo
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- CN216468243U CN216468243U CN202123360901.6U CN202123360901U CN216468243U CN 216468243 U CN216468243 U CN 216468243U CN 202123360901 U CN202123360901 U CN 202123360901U CN 216468243 U CN216468243 U CN 216468243U
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K11/00—Motorcycles, engine-assisted cycles or motor scooters with one or two wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/40—Rider propelled cycles with auxiliary electric motor
- B62M6/45—Control or actuating devices therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M6/00—Rider propulsion of wheeled vehicles with additional source of power, e.g. combustion engine or electric motor
- B62M6/80—Accessories, e.g. power sources; Arrangements thereof
- B62M6/90—Batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M7/00—Motorcycles characterised by position of motor or engine
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The utility model belongs to the technical field of balance cars, in particular to a double-motor anti-torsion power device applied to a balance car and a balance car, which comprises a roller bracket, a roller unit and an auxiliary rotating roller which are rotationally connected on the roller bracket, and an auxiliary transmission group and a power output group which are positioned at two ends of the roller unit, wherein two power motors which are coaxially arranged are arranged in the roller unit, and two power motor output shafts are respectively in transmission connection with the auxiliary transmission group and the power output group; the two output shafts rotate in the same direction, the auxiliary transmission set and the power output set are locked through the auxiliary rotating roller, and the roller unit rotates to output counter torque; the two output shafts rotate in opposite directions to drive the power output group to output power. The utility model discloses a set up two power motor at the both ends of cylinder unit, suitably reduced the diameter of cylinder unit, and with auxiliary transmission group and power take off group equipartition put in the outside of cylinder unit, make the balance car realize dynamic balance more easily, improved duration simultaneously.
Description
Technical Field
The utility model belongs to the technical field of the balance car, specifically be a be applied to bi-motor antitorque power device and balance car of balance car.
Background
The balance ability and the endurance capacity of the self-balancing vehicle are important indexes for measuring the quality of the balance vehicle and are targets continuously pursued by technicians in the field, for example, a double-motor anti-torque power system, a control method and the self-balancing vehicle are disclosed in patent CN110949587A, and the patent reduces the size of a vehicle body, reduces unnecessary extra weight of the vehicle body, reduces the capacity consumption and improves the endurance capacity by matching a power/anti-torque motor two-in-one mode with an anti-torque/power linear conversion system; for another example, patent CN110843940A discloses an integrated flywheel and a self-balancing vehicle, in which a power system, a driving system, a power supply system, and a heat dissipation system are all installed inside a flywheel structure, so as to increase the weight of the flywheel structure, and more easily realize a larger counter-torque force during the rotation of the flywheel, so as to provide a sufficient stabilizing force for the vehicle body.
However, the two motors in the two schemes are arranged in parallel in one shell, so that the diameter of the shell cannot be very large, the batteries which can be contained in the shell are limited, and the cruising ability of the balance car is greatly shortened; in addition, a series of gear sets in the above scheme are also arranged in the shell, occupy a part of space, further influence the spatial layout of batteries, and influence the cruising ability of the balance car.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem in the above-mentioned background art, the utility model provides a be applied to bi-motor antitorque power device and balance car of balance car arranges two motor power with the mode of coaxial setting, and auxiliary transmission group and power take off group equipartition put in the outside of cylinder unit, makes the space utilization of the interior group battery of cylinder unit improve, has improved the duration and the balance ability of balance car greatly.
A first object of the utility model is to provide a be applied to two motor antitorque power device of balance car, including rolling stand, rotate cylinder unit and the supplementary live-rollers of connection on rolling stand and be located the supplementary transmission group and the power take off group at cylinder unit and supplementary live-rollers both ends respectively, wherein:
a first power motor and a second power motor are respectively arranged at two end parts in the roller unit, and both the first power motor and the second power motor are connected with a battery pack and a motor controller which are fixed in the roller unit; the first power motor is provided with a first output shaft, the second power motor is provided with a second output shaft, the first output shaft is fixedly connected with a rotor of the first power motor, the second output shaft is fixedly connected with a rotor of the second power motor, and the roller unit is fixedly connected with stators of the first power motor and the second power motor;
the first output shaft and the second output shaft are coaxially arranged and are parallel to the auxiliary rotating roller; the first output shaft is in transmission connection with the auxiliary transmission set, and the second output shaft is in transmission connection with the power output set;
the first output shaft and the second output shaft rotate in the same direction, so that the auxiliary transmission set and the power output set are locked, and the roller unit rotates to output counter torque; the first output shaft and the second output shaft rotate reversely, so that the auxiliary transmission set and the power output set are driven to output power.
Furthermore, the number of the roller units is two, the roller units are respectively a first roller unit and a second roller unit, a first power motor is arranged in the first roller unit, a second power motor is arranged in the second roller unit, one end of the first roller unit, far away from the first power motor, is fixedly connected with one end of the second roller unit, far away from the second power motor, and a battery pack and a motor controller are arranged in each roller unit.
Furthermore, the auxiliary transmission group and the power output group are in gear transmission, synchronous belt transmission or chain transmission.
Furthermore, the auxiliary transmission set comprises a first gear in transmission connection with the first output shaft, a second gear in transmission connection with one end of the auxiliary rotating roller, and an intermediate gear in meshing transmission with the first gear and the second gear.
Furthermore, the auxiliary transmission group comprises a first synchronizing wheel in transmission connection with the first output shaft, a second synchronizing wheel in transmission connection with one end of the auxiliary rotating roller, and a synchronous belt in transmission connection with the first synchronizing wheel and the second synchronizing wheel.
Furthermore, the power output group comprises a third gear in transmission connection with the second output shaft and a fourth gear in transmission connection with the other end of the auxiliary rotating roller, and the third gear is in meshing transmission with the fourth gear.
A second object of the utility model is to provide a balance car, including the anti-power device that twists reverse of two motors of above-mentioned arbitrary one, the frame fixed connection of two motor anti-power device through roll bracket and balance car.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses a bi-motor antitorque power device is through setting up two motor power at the both ends of cylinder unit, has suitably reduced the diameter of cylinder unit, and organizes the equipartition with auxiliary transmission and power take off and put in the outside of cylinder unit, makes the space utilization of group battery improve in the cylinder unit, has improved the duration and the balancing capability of balance car greatly.
(2) The utility model discloses a two motor antitorque power device's only be provided with group battery, motor power and machine controller in the cylinder unit, other drive mechanism set up in the outside of cylinder unit, make the simple structure of cylinder unit, accomplish dynamic balance more easily, are favorable to the reality of balance car balancing ability to fall to the ground.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a structural diagram (one) of the dual-motor anti-twisting power device of the utility model;
fig. 2 is a structural diagram (two) of the dual-motor anti-twisting power device of the present invention;
wherein: 1-roller support, 2-roller unit, 3-auxiliary rotating roller, 4-auxiliary transmission group, 41-first gear, 42-second gear, 43-intermediate gear, 5-power output group, 51-third gear, 52-fourth gear, 6-first output shaft and 7-second output shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be discussed in detail with reference to fig. 1 to 2 and the following detailed description of the preferred embodiments.
As shown in fig. 1-2, the utility model provides a be applied to bi-motor antitorque power device of balance car, including rolling stand 1, rotate cylinder unit 2 and the supplementary live-rollers 3 of connection on rolling stand 1 and be located the supplementary transmission group 4 and the power take off group 5 at cylinder unit 2 and the 3 both ends of supplementary live-rollers respectively, wherein: a first power motor and a second power motor are respectively arranged at two end parts in the roller unit 2, and both the first power motor and the second power motor are connected with a battery pack and a motor controller which are fixed in the roller unit 2; the first power motor is provided with a first output shaft 6, the second power motor is provided with a second output shaft 7, the first output shaft 6 is fixedly connected with a rotor of the first power motor, the second output shaft 7 is fixedly connected with a rotor of the second power motor, the roller unit 2 is fixedly connected with stators of the first power motor and the second power motor, and the first output shaft 6 and the second output shaft 7 are rotatably arranged relative to the roller bracket 1; the first output shaft 6 and the second output shaft 7 are coaxially arranged and are parallel to the auxiliary rotating roller 3; the first output shaft 6 is in transmission connection with the auxiliary transmission set 4, and the second output shaft 7 is in transmission connection with the power output set 5; the first output shaft 6 and the second output shaft 7 rotate in the same direction, so that the auxiliary transmission set 4 and the power output set 5 are locked, and the roller unit 2 rotates to output counter torque; the first output shaft 6 and the second output shaft 7 rotate in opposite directions, so that the auxiliary transmission set 4 and the power output set 5 are transmitted to output power. The double-motor anti-torsion power device of the embodiment is only provided with the battery pack, the power motor and the motor controller in the roller unit, and other transmission mechanisms are arranged outside the roller unit, so that the roller unit is simple in structure, dynamic balance is achieved more easily, and the actual falling of balance car balance capacity is facilitated.
It should be noted that, the utility model does not limit the structural components of the auxiliary transmission group 4 and the power output group 5, as long as the first power motor and the second power motor can rotate in the same direction, the first output shaft 6 and the second output shaft 7 are locked, and the roller unit 2 rotates to output the counter torque; or the first power motor and the second power motor rotate reversely, and output power, namely, the utility model discloses a protection scope.
Specifically, in one embodiment, the two roller units are respectively a first roller unit and a second roller unit, the first power motor is arranged in the first roller unit, the second power motor is arranged in the second roller unit, one end of the first roller unit, which is far away from the first power motor, is fixedly connected with one end of the second roller unit, which is far away from the second power motor, a battery pack and a motor controller are arranged in each roller unit, the first output shaft extends out of the roller support to be in transmission connection with the auxiliary transmission assembly, and the second output shaft extends out of the other end of the roller support to be in transmission connection with the power output assembly. It can be known that one end of each of the two roller units is fixedly connected and then is equivalent to a roller unit with the same diameter but longer length, and the length direction of the roller unit is the same as the driving direction of the balance car, so that when the front and rear spaces of the balance car are larger, the layout mode can be used, and the utilization rate of the car body space is improved; meanwhile, more space is reserved in the roller unit for placing batteries, and the cruising ability of the balance car is improved.
Specifically, in one embodiment, the auxiliary transmission set and the power output set are gear transmission, synchronous belt transmission or chain transmission; of course, other similar mechanical mechanisms that can achieve the same power transmission purpose are also suitable for the present invention.
Specifically, in one embodiment, the auxiliary transmission set 4 includes a first gear 41 in transmission connection with the first output shaft 6, a second gear 42 in transmission connection with one end of the auxiliary rotating roller 3, and an intermediate gear 43 in meshing transmission with both the first gear 41 and the second gear 42; the power output group 5 comprises a third gear 51 in transmission connection with the second output shaft 7 and a fourth gear 52 in transmission connection with the other end of the auxiliary rotating roller 3, and the third gear 51 is in meshing transmission with the fourth gear 52.
The principle of the above embodiment is explained as follows: when the first output shaft 6 and the second output shaft 7 rotate in the same direction, the first gear 41 rotates in the same direction as the first output shaft 6, the intermediate gear 43 rotates in the opposite direction to the first gear 41, and the second gear 42 rotates in the opposite direction to the intermediate gear 43, that is, the second gear 42 rotates in the same direction as the first gear 41; the third gear 51 rotates in the same direction as the second output shaft 7, and the fourth gear 52 rotates in the opposite direction to the third gear 51, that is, the fourth gear 52 rotates in the opposite direction to the first gear 41; since the second gear 42 and the fourth gear 52 are respectively and fixedly connected to both ends of the auxiliary rotating roller 3, when the second gear 42 and the fourth gear 52 are equally stressed and have opposite directions, the auxiliary rotating roller 3 does not rotate; the auxiliary transmission group 4 and the power output group 5 are both locked, at the moment, the stator of the power motor drives the roller unit 2, the battery pack fixed in the roller unit 2 and the motor controller to rotate, and the counter torque is output, so that the balance car is kept balanced. When the rotation directions of the first output shaft 6 and the second output shaft 7 are opposite, the rotation direction of the second gear 42 is the same as that of the first gear 41, the rotation direction of the fourth gear 52 is opposite to that of the third gear 51, the rotation direction of the fourth gear 52 is the same as that of the second gear 42 because the rotation directions of the first gear 41 and the third gear 51 are opposite, the auxiliary rotating roller 3 rotates under the driving of the fourth gear 52 and the second gear 42, and the power is output through the third gear 51 or the fourth gear 52. When the counter torque force and the power are required to be output, the output power of the two power motors can be controlled. It will be appreciated that the direction of the counter-torque, and hence the direction of rotation of the power output, can be controlled by the direction of the relative difference in torque between the two power motors.
In another embodiment, the auxiliary transmission set comprises a first synchronizing wheel in transmission connection with the first output shaft, a second synchronizing wheel in transmission connection with one end of the auxiliary rotating roller, and a synchronous belt in transmission connection with the first synchronizing wheel and the second synchronizing wheel; the working principle is the same as the structure, and the description is omitted.
The utility model also provides a balance car, which comprises any one of the double-motor anti-twisting power device, wherein the double-motor anti-twisting power device is fixedly connected with the frame of the balance car through the roller bracket; the balance car of the embodiment has all the advantages of the dual-motor anti-torque power device, and the description is omitted here.
Specifically, the balance car of the embodiment further comprises a car body posture detection system and a power system which are installed on the car frame; acquiring the current body attitude of the balance car in real time according to a body attitude detection system;
in the running process of the balance car, if the current car body posture of the balance car reaches the preset overturning posture through judgment, two power motors in the roller unit are controlled to output different powers, so that the auxiliary transmission set and the power output set are driven, and meanwhile, the roller unit also rotates to correct the current car body posture and enable the balance car to move forwards.
In the running process of the balance car, if the current car body posture of the balance car does not reach the preset turning posture through judgment, two power motors in the roller unit are controlled to output the same power in opposite directions so that the roller unit does not rotate, and the power output group outputs full power;
when the balance car is in a non-running state, if the current car body posture of the balance car reaches a preset turning posture through judgment, two power motors in the roller unit are controlled to output in the same power and the same direction, the power output group and the auxiliary transmission group are locked, and the roller unit rotates to output a counter torque force so as to correct the current car body posture of the balance car.
The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.
Claims (7)
1. The utility model provides a be applied to two motor antitorque power device of balance car which characterized in that, is in including cylinder support, rotation cylinder unit and supplementary live-rollers on the cylinder support and be located respectively the supplementary transmission group and the power take off group at cylinder unit and supplementary live-rollers both ends, wherein:
a first power motor and a second power motor are respectively arranged at two end parts in the roller unit, and the first power motor and the second power motor are both connected with a battery pack and a motor controller which are fixed in the roller unit; the first power motor is provided with a first output shaft, the second power motor is provided with a second output shaft, the first output shaft is fixedly connected with a rotor of the first power motor, the second output shaft is fixedly connected with a rotor of the second power motor, and the roller unit is fixedly connected with stators of the first power motor and the second power motor;
the first output shaft and the second output shaft are coaxially arranged and are parallel to the auxiliary rotating roller; the first output shaft is in transmission connection with the auxiliary transmission set, and the second output shaft is in transmission connection with the power output set;
the first output shaft and the second output shaft rotate in the same direction, so that the auxiliary transmission set and the power output set are locked, and the roller unit rotates to output counter torque; the first output shaft and the second output shaft rotate in opposite directions, so that the auxiliary transmission set and the power output set are driven to output power.
2. The dual-motor anti-torsion power device applied to the balance car according to claim 1, wherein there are two roller units, namely a first roller unit and a second roller unit, the first power motor is disposed in the first roller unit, the second power motor is disposed in the second roller unit, one end of the first roller unit, which is far away from the first power motor, is fixedly connected with one end of the second roller unit, which is far away from the second power motor, and a battery pack and a motor controller are disposed in each roller unit.
3. The dual-motor anti-torsion power device applied to the balance car according to claim 1, wherein the auxiliary transmission set and the power output set are gear transmission, synchronous belt transmission or chain transmission.
4. The dual-motor anti-torsion power device applied to the balance car according to claim 1, wherein the auxiliary transmission set comprises a first gear in transmission connection with the first output shaft, a second gear in transmission connection with one end of the auxiliary rotating roller, and an intermediate gear in meshing transmission with both the first gear and the second gear.
5. The dual-motor anti-torsion power device applied to the balance car according to claim 1, wherein the auxiliary transmission set comprises a first synchronizing wheel in transmission connection with the first output shaft, a second synchronizing wheel in transmission connection with one end of the auxiliary rotating roller, and a synchronous belt in transmission connection with the first synchronizing wheel and the second synchronizing wheel.
6. The dual-motor anti-torsion power device applied to the balance car according to claim 4 or 5, wherein the power output group comprises a third gear in transmission connection with the second output shaft and a fourth gear in transmission connection with the other end of the auxiliary rotating roller, and the third gear is in mesh transmission with the fourth gear.
7. A balance car comprising the dual-motor anti-twist power device of any one of claims 1 to 5, wherein the dual-motor anti-twist power device is fixedly connected with a frame of the balance car through the roller bracket.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360901.6U CN216468243U (en) | 2021-12-29 | 2021-12-29 | Be applied to bi-motor antitorque power device and balance car of balance car |
| PCT/CN2022/070862 WO2023123541A1 (en) | 2021-12-29 | 2022-01-08 | Dual-motor anti-torque power device applied to self-balancing vehicle, and self-balancing vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123360901.6U CN216468243U (en) | 2021-12-29 | 2021-12-29 | Be applied to bi-motor antitorque power device and balance car of balance car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216468243U true CN216468243U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123360901.6U Active CN216468243U (en) | 2021-12-29 | 2021-12-29 | Be applied to bi-motor antitorque power device and balance car of balance car |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN216468243U (en) |
| WO (1) | WO2023123541A1 (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI392619B (en) * | 2010-03-10 | 2013-04-11 | Nat Univ Tsing Hua | A human powered and electricity balanced personal vehicle |
| CN106828724A (en) * | 2016-12-26 | 2017-06-13 | 歌尔科技有限公司 | Wheeled self balancing device |
| CN108045213A (en) * | 2017-11-14 | 2018-05-18 | 河南科技大学 | Electric vehicle and its motor rotating speed and torque coupling power set |
| CN110171519A (en) * | 2019-05-27 | 2019-08-27 | 深圳傲科海科技有限公司 | The anti-twisted dynamical system of bi-motor, control system and Self-Balancing vehicle |
| CN213134501U (en) * | 2020-09-01 | 2021-05-07 | 邢台市金成航冶金轧辊有限公司 | Vertical self-balancing large-torque torsion device for roller |
-
2021
- 2021-12-29 CN CN202123360901.6U patent/CN216468243U/en active Active
-
2022
- 2022-01-08 WO PCT/CN2022/070862 patent/WO2023123541A1/en unknown
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| Publication number | Publication date |
|---|---|
| WO2023123541A1 (en) | 2023-07-06 |
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