CN206437133U - Balance car - Google Patents
Balance car Download PDFInfo
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- CN206437133U CN206437133U CN201621375931.0U CN201621375931U CN206437133U CN 206437133 U CN206437133 U CN 206437133U CN 201621375931 U CN201621375931 U CN 201621375931U CN 206437133 U CN206437133 U CN 206437133U
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- 230000001133 acceleration Effects 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims 1
- 230000035945 sensitivity Effects 0.000 abstract description 5
- 230000007547 defect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 230000005484 gravity Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003238 somatosensory effect Effects 0.000 description 1
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Abstract
The utility model discloses a balance car, which comprises a power supply, a control circuit, a hub motor and a pneumatic tire, wherein the power supply is used for supplying power to the balance car, and the control circuit is used for controlling the operation of the hub motor; the hub motor comprises a hub rotor and a motor stator arranged in the hub rotor; the pneumatic tire is sleeved on the outer side of the hub rotor; the pneumatic tire comprises a left tire and a right tire, the left tire and the right tire are respectively arranged on the left side and the right side of the hub rotor in a sleeved mode, and an inner cavity of the left tire is communicated with an inner cavity of the right tire; the pneumatic tire turning device can be applied to the technical field of vehicles, can effectively overcome the defects existing in the prior art, can realize convenient control of turning operation by optimizing improved pneumatic tires, can effectively improve the operation sensitivity, and can effectively reduce the operation difficulty.
Description
Technical Field
The application relates to but is not limited to vehicle technical field, especially a balance car.
Background
In the prior art, the balance car is also called a somatosensory car, a thinking car, a photographic car and the like. The market mainly comprises a single wheel and two wheels; the operating principle is mainly established on the basic principle called dynamic stability, a gyroscope and an acceleration sensor in the vehicle body are used for detecting the change of the vehicle body posture, and a servo control system is used for accurately driving a motor to perform corresponding adjustment so as to keep the balance of the system.
However, the prior balance car has the following disadvantages in the operation process: in the turning process of the single-wheel balance vehicle, a user needs to adjust the left and right inclination degree of the vehicle body to turn by controlling the treading force of the left foot and the right foot of the tire, so that the operation difficulty is high, and danger is easy to occur; in the turning process of the double-wheel balance car, a user needs to control the swing of the waist and the control of the steering handle to control the car body to turn, and the operation sensitivity is poor.
SUMMERY OF THE UTILITY MODEL
The technical problem that this application was solved provides a balance car, can effectively overcome the shortcoming that exists among the prior art, can realize the convenient control of turning operation through optimizing modified pneumatic tire, can effectively improve the operating sensitivity to and can effectively reduce the operation degree of difficulty.
In order to solve the technical problem, the application provides a balance car, which comprises a power supply, a control circuit, a hub motor and a pneumatic tire, wherein the power supply is used for supplying power to the balance car, and the control circuit is used for controlling the hub motor to operate; the hub motor comprises a hub rotor and a motor stator arranged in the hub rotor; the pneumatic tire is sleeved on the outer side of the hub rotor;
the pneumatic tire comprises a left tire and a right tire, the left tire and the right tire are respectively arranged on the left side and the right side of the hub rotor in a sleeved mode, and the inner cavity of the left tire is communicated with the inner cavity of the right tire.
Optionally, the balance car can also have the following characteristics,
a communicating pipeline is arranged between the left tire and the right tire;
when the bearing pressure of the left tire is greater than that of the right tire, the air in the inner cavity of the left tire flows into the inner cavity of the right tire through the communication pipeline, and the balance vehicle is driven to complete left-turning operation.
Optionally, the balance car can also have the following characteristics,
an inflation pipe orifice is arranged on the communicating pipe.
Optionally, the balance car can also have the following characteristics,
and hub end covers are mounted at two ends of the hub rotor.
Optionally, the balance car can also have the following characteristics,
the hub motor also comprises a motor shaft, the motor shaft penetrates through the motor stator, and two ends of the motor shaft respectively extend to the outer sides of the hub end covers on two sides;
and bearings are arranged at the connecting positions of the motor shaft, the motor stator and the hub end cover, and the inner ring of each bearing is sleeved on the outer side of the motor shaft.
Optionally, the balance car can also have the following characteristics,
the shell is buckled on the pneumatic tire, and pedals are arranged on two sides of the shell.
Optionally, the balance car can also have the following characteristics,
the pedal is provided with a connecting block, the side wall of the shell is provided with a mounting hole for accommodating the connecting block, and the connecting hole is connected with the mounting hole in an inserting mode and used for realizing connection of the pedal and the shell.
Optionally, the balance car can also have the following characteristics,
two ends of the motor shaft are respectively connected with two side walls of the shell; or,
the connecting block is provided with a groove body used for containing the end part of the motor shaft, and the two ends of the motor shaft are respectively connected with the groove bodies of the connecting holes at the two sides.
Optionally, the balance car can also have the following characteristics,
the control circuit is connected with a gyroscope and an acceleration sensor, and the gyroscope and the acceleration sensor are jointly used for detecting the posture state of the balance car.
Optionally, the balance car can also have the following characteristics,
the power supply is arranged in the hub rotor and comprises a battery box and a battery pack.
The above technical scheme of this application has following beneficial effect:
compared with the prior art, the utility model has the advantages that the mutual flowing of the gas between the left tire and the right tire can be realized through the arrangement of the left tire and the inner tire which are mutually communicated; when a user needs to turn left in the riding process, the gravity center of the whole body is inclined to the left, the bearing pressure of the left tire is higher than that of the right tire, the inner cavity gas of the left tire flows to the right tire, the diameter of the right tire is increased, the diameter of the left tire is decreased, and then the balance bike can be driven to complete left-turning operation; above-mentioned turn control operation can effectively overcome the shortcoming that exists among the prior art, can realize the convenient control of turn operation through optimizing modified pneumatic tire, can effectively improve the operating sensitivity to and effectively reduce the operation degree of difficulty.
Additional features and advantages of the present application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the invention. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the claimed subject matter and are incorporated in and constitute a part of this specification, illustrate embodiments of the subject matter and together with the description serve to explain the principles of the subject matter and not to limit the subject matter.
Fig. 1 is a schematic structural view of a balance car according to a first embodiment of the present invention;
fig. 2 is a schematic structural view of a balance car in the first embodiment of the present invention;
fig. 3 is a schematic structural view of a balance car in the first embodiment of the present invention.
Detailed Description
Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The first embodiment is as follows:
with reference to fig. 1, 2, and 3, an embodiment of the present invention provides a balance car, which may include a power supply, a control circuit, a hub motor, and a pneumatic tire, wherein the power supply is used for supplying power to the balance car, and the control circuit is used for controlling the hub motor to operate; the hub motor comprises a hub rotor 5 and a motor stator 6 arranged in the hub rotor 5; the pneumatic tire is sleeved on the outer side of the hub rotor 5; through the setting of above-mentioned power, can provide necessary power for the operation of the interior subassembly of balance car, through the setting of above-mentioned control circuit, can effectively realize in-wheel motor moving effective control operation.
In this embodiment, above-mentioned pneumatic tire includes left tire 2 and right tire 7, and left tire 2 and right tire 7 are located the cover respectively and are established the left and right sides at wheel hub rotor 5, and the inner chamber of left tire 2 communicates with the inner chamber of right tire 7.
In a specific operation, through the arrangement of the left tire 2 and the inner tire which are communicated with each other, the mutual flow of gas between the left tire 2 and the right tire 7 can be realized; the left tire 2 and the right tire 7 are both arranged outside the hub rotor 5, namely the rotating speeds of the left tire 2 and the right tire 7 are the same; when the air in the left tire 2 is equal to the air in the right tire 7, the diameters of the left tire 2 and the right tire 7 are equal, and the balance vehicle is in a straight-going state; when the air of the left tire 2 is less than the air of the right tire 7, the diameter of the left tire 2 is less than that of the right tire 7, the linear velocity of the left tire 2 is less than that of the right tire 7, and the balance car is in a left-turning state; when the air of the left tire 2 is more than that of the right tire 7, the diameter of the left tire 2 is larger than that of the right tire 7, the linear velocity of the left tire 2 is larger than that of the right tire 7, and the balance car is in a right-turning state.
Preferably, a communication pipeline 13 is arranged between the left tire 2 and the right tire 7; when the bearing pressure of the left tire 2 is greater than that of the right tire 7, the cavity air of the left tire 2 flows into the cavity of the right tire 7 through the communication pipeline 13, and the balance vehicle is driven to complete the left-turning operation.
In the specific operation, when a user needs to turn left in the riding process, the gravity center of the whole body is inclined to the left, and the bearing pressure of the left tire 2 is greater than that of the right tire 7, so that the air in the inner cavity of the left tire 2 flows to the inner cavity of the right tire 7 after being extruded, the expansion diameter of the right tire 7 is increased, and the contraction diameter of the left tire 2 is reduced at the same time; when the diameters of the left tire 2 and the right tire 7 with the same angular velocity are different, the left tire 2 with the smaller diameter has a lower linear velocity, and the balance car can be driven to complete left-turning operation; otherwise, the right-turn operation can be completed.
Preferably, the communicating pipeline 13 is provided with an inflating pipe orifice; through the arrangement of the inflation pipe orifices, the convenient inflation operation of the left tire 2 and the right tire 7 can be realized; in addition, the power supply is arranged in the hub rotor 5 and comprises a battery box 4 and a battery pack 3; the control circuit may include a PCB main control board 9, and the PCB main control board 9 may be connected to the battery box 4 and disposed inside the hub rotor 5.
In this embodiment, wheel hub end cover 1 is all installed at the both ends of above-mentioned wheel hub rotor 5, can adopt threaded connection between above-mentioned wheel hub end cover 1 and the wheel hub rotor 5, and wheel hub end cover 1 and wheel hub rotor 5 all set up corresponding connecting hole promptly to realize being connected each other through screwing up through bolt.
Further, the hub motor also comprises a motor shaft 10, wherein the motor shaft 10 penetrates through the motor stator 6, and two ends of the motor shaft 10 respectively extend to the outer sides of the hub end covers 1 on two sides; the connection positions of the motor shaft 10, the motor stator 6 and the hub end cover 1 are respectively provided with a bearing 8, and the inner ring of the bearing 8 is sleeved on the outer side of the motor shaft 10.
In the specific operation, the arrangement of the motor shaft 10 and the plurality of bearings 8 can ensure that the hub rotor 5 and the hub end cover 1 rotate together and drive the pneumatic tire to rotate, namely the advancing operation of the balance car can be completed; the motor stator 6 is arranged inside the hub rotor 5, the motor stator 6 is fixedly arranged, and the hub rotor 5 completes rotation operation relative to the motor stator 6; the motor shaft 10 penetrates through the motor stator 6, and the motor shaft 10 is also in a fixed state and does not rotate; above-mentioned motor shaft 10 and bearing 8 set up, aim at providing the required rotation center of rotation and rotation support for wheel hub rotor 5, can guarantee that wheel hub rotor 5, wheel hub end cover 1 and the outer lane of the bearing 8 of wheel hub end cover 1 department rotate around motor shaft 10 together.
In this embodiment, the casing 11 is fastened to the pneumatic tire, and the pedals 12 are disposed on both sides of the casing 11; in a specific operation, the connection between the pedal 12 and the housing 11 may be as follows: the pedal 12 is provided with a connecting block, the side wall of the housing 11 is provided with a mounting hole for accommodating the connecting block, and the connecting hole is inserted into the mounting hole to connect the pedal 12 and the housing 11.
In the specific operation, the connecting block is provided with a groove body for accommodating the end part of the motor shaft 10, and two ends of the motor shaft 10 are respectively connected with the groove bodies of the connecting holes at two sides; the preferable connection method can effectively improve the connection stability between the pedal plate 12, the housing 11 and the motor shaft 10.
Further, in this embodiment, the control circuit is connected to a gyroscope and an acceleration sensor, and the gyroscope and the acceleration sensor are commonly used for detecting the attitude state of the balance car; by the arrangement of the gyroscope and the acceleration sensor, complementarity in attitude measurement can be realized, and stable and accurate attitude information detection in a high-dynamic environment can be realized; and then, the control circuit can control the in-wheel motor to correspondingly operate according to the detection information.
In the specific operation, when a user rides a bicycle, two feet respectively step on the left pedal and the right pedal, the gravity center of the user inclines forwards by a point, the balance bicycle performs the operation of advancing, the gravity center of the user inclines backwards by a point, and the balance bicycle performs the operation of retreating. It should be noted that, the detection arrangement of the gyroscope and the acceleration sensor is similar to the detection principle of the balance car in the prior art, and is not described herein again.
Example two:
the essential difference between the second embodiment and the first embodiment is that: the connection of the housings is different.
In the second embodiment provided by the utility model, the two ends of the motor shaft are respectively connected with the two side walls of the shell, and the pedal plate can be directly arranged on the two sides of the shell without being connected with the motor shaft; the preferable connection mode between the motor shaft and the shell can also realize the connection stability between the shell and the motor shaft.
In addition, in the embodiment, the power supply can be arranged outside the hub rotor and also comprises a battery box and a battery pack; the control circuit also comprises a PCB (printed circuit board) main control board, and the PCB main control board can be connected with the battery box and is arranged outside the hub rotor.
Compared with the prior art, the utility model has the advantages that the mutual flowing of the gas between the left tire and the right tire can be realized through the arrangement of the left tire and the inner tire which are mutually communicated; when a user needs to turn left in the riding process, the gravity center of the whole body is inclined to the left, the bearing pressure of the left tire is higher than that of the right tire, the inner cavity gas of the left tire flows to the right tire, the diameter of the right tire is increased, the diameter of the left tire is decreased, and then the balance bike can be driven to complete left-turning operation; above-mentioned turn control operation can effectively overcome the shortcoming that exists among the prior art, can realize the convenient control of turn operation through optimizing modified pneumatic tire, can effectively improve the operating sensitivity to and effectively reduce the operation degree of difficulty.
In the description of the present application, the terms "mounted," "connected," "fixed," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
It should be understood by those skilled in the art that, although the embodiments of the present invention have been described above, the embodiments are only used for understanding the embodiments of the present invention, and are not intended to limit the embodiments of the present invention. It will be apparent to persons skilled in the relevant art that various changes in form and details can be made therein without departing from the spirit and scope of the embodiments of the invention as disclosed in the appended claims.
Claims (10)
1. A balance car comprises a power supply, a control circuit, a hub motor and a pneumatic tire, wherein the power supply is used for supplying power to the balance car, and the control circuit is used for controlling the hub motor to operate; the hub motor comprises a hub rotor and a motor stator arranged in the hub rotor; the pneumatic tire is sleeved on the outer side of the hub rotor; it is characterized in that the preparation method is characterized in that,
the pneumatic tire comprises a left tire and a right tire, the left tire and the right tire are respectively arranged on the left side and the right side of the hub rotor in a sleeved mode, and the inner cavity of the left tire is communicated with the inner cavity of the right tire.
2. The balance car of claim 1,
a communicating pipeline is arranged between the left tire and the right tire;
when the bearing pressure of the left tire is greater than that of the right tire, the air in the inner cavity of the left tire flows into the inner cavity of the right tire through the communication pipeline, and the balance vehicle is driven to complete left-turning operation.
3. The balance car of claim 2,
an inflation pipe orifice is arranged on the communicating pipe.
4. Balance car according to claim 1 or 2 or 3,
and hub end covers are mounted at two ends of the hub rotor.
5. The balance car of claim 4,
the hub motor also comprises a motor shaft, the motor shaft penetrates through the motor stator, and two ends of the motor shaft respectively extend to the outer sides of the hub end covers on two sides;
and bearings are arranged at the connecting positions of the motor shaft, the motor stator and the hub end cover, and the inner ring of each bearing is sleeved on the outer side of the motor shaft.
6. The balance car of claim 5, further comprising a housing,
the shell is buckled on the pneumatic tire, and pedals are arranged on two sides of the shell.
7. The balance car of claim 6,
the pedal is provided with a connecting block, the side wall of the shell is provided with a mounting hole for accommodating the connecting block, and the connecting hole is connected with the mounting hole in an inserting mode and used for realizing connection of the pedal and the shell.
8. The balance car of claim 7,
two ends of the motor shaft are respectively connected with two side walls of the shell; or,
the connecting block is provided with a groove body used for containing the end part of the motor shaft, and the two ends of the motor shaft are respectively connected with the groove bodies of the connecting holes at the two sides.
9. Balance car according to claim 1 or 2 or 3,
the control circuit is connected with a gyroscope and an acceleration sensor, and the gyroscope and the acceleration sensor are jointly used for detecting the posture state of the balance car.
10. Balance car according to claim 1 or 2 or 3,
the power supply is arranged in the hub rotor and comprises a battery box and a battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375931.0U CN206437133U (en) | 2016-12-14 | 2016-12-14 | Balance car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621375931.0U CN206437133U (en) | 2016-12-14 | 2016-12-14 | Balance car |
Publications (1)
| Publication Number | Publication Date |
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| CN206437133U true CN206437133U (en) | 2017-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621375931.0U Active CN206437133U (en) | 2016-12-14 | 2016-12-14 | Balance car |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107776795A (en) * | 2017-12-01 | 2018-03-09 | 英凡蒂（北京）科技有限公司 | A kind of folding electric balance car |
| CN108216453A (en) * | 2016-12-14 | 2018-06-29 | 英凡蒂（北京）科技有限公司 | Balance car |
| WO2019104833A1 (en) * | 2017-12-01 | 2019-06-06 | 英凡蒂（北京）科技有限公司 | Foldable electric self-balancing scooter |
-
2016
- 2016-12-14 CN CN201621375931.0U patent/CN206437133U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108216453A (en) * | 2016-12-14 | 2018-06-29 | 英凡蒂（北京）科技有限公司 | Balance car |
| CN107776795A (en) * | 2017-12-01 | 2018-03-09 | 英凡蒂（北京）科技有限公司 | A kind of folding electric balance car |
| WO2019104833A1 (en) * | 2017-12-01 | 2019-06-06 | 英凡蒂（北京）科技有限公司 | Foldable electric self-balancing scooter |
| CN107776795B (en) * | 2017-12-01 | 2019-11-15 | 英凡蒂（北京）科技有限公司 | A kind of folding electric balance car |
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| CP02 | Change in the address of a patent holder |
Address after: 100022 No. 1 Building, No. 2 Ronghua South Road, Beijing Economic and Technological Development Zone, 2004 Patentee after: Yingfandi (Beijing) Technology Co., Ltd. Address before: 100022 No. 82 East Fourth Ring Road, Chaoyang District, Beijing, B2-1505, Jinchang'an Building Patentee before: Yingfandi (Beijing) Technology Co., Ltd. |
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| CP02 | Change in the address of a patent holder |