阅读说明：本技术 平衡车用主控板、副控板、平衡车控制系统及平衡车 (Main control board, auxiliary control board, balance car control system and balance car for balance car ) 是由 臧传美 于 2019-11-01 设计创作，主要内容包括：本发明公开了一种平衡车用主控板、副控板、平衡车控制系统及平衡车,其中平衡车控制系统,包括：主控板以及副控板；主控板与副控板连接,主控板和副控板各连接一个电机。主控板包括,主控芯片一、陀螺仪芯片一、副控板接口、电机驱动电路一、操控检测元件一,以及,电路板一,陀螺仪芯片一、副控板接口、电机驱动电路一及操控检测元件一均连接至主控芯片一；副控板包括,主控芯片二、陀螺仪芯片二、主控板接口、电机驱动电路二、操控检测元件二,以及,电路板二,陀螺仪芯片二、主控板接口、电机驱动电路二及操控检测元件二均连接至主控芯片二。本发明的一种平衡车控制系统中采用双系统,信号传输稳定,传输质量可靠,无需设置第三块电路板。(The invention discloses a main control board, a secondary control board, a balance car control system and a balance car for the balance car, wherein the balance car control system comprises: a main control board and a secondary control board; the main control board is connected with the auxiliary control board, and the main control board and the auxiliary control board are respectively connected with a motor. The main control board comprises a first main control chip, a first gyroscope chip, a first auxiliary control board interface, a first motor driving circuit, a first control detection element, and a first circuit board, wherein the first gyroscope chip, the first auxiliary control board interface, the first motor driving circuit and the first control detection element are all connected to the first main control chip; the secondary control board comprises a second main control chip, a second gyroscope chip, a second main control board interface, a second motor driving circuit and a second control detection element, and a second circuit board, wherein the second gyroscope chip, the second main control board interface, the second motor driving circuit and the second control detection element are all connected to the second main control chip. The balance car control system provided by the invention adopts double systems, so that the signal transmission is stable, the transmission quality is reliable, and a third circuit board is not required.)

1. The main control board for the balance car is characterized in that the main control board (1) comprises a first circuit board (101), a first main control chip (102), a first gyroscope chip (103), a first auxiliary control board interface (114), a first control detection element (121) and a first motor driving circuit, wherein the first main control chip (102), the first gyroscope chip (103), the first auxiliary control board interface (114), the first control detection element (121) and the first motor driving circuit are arranged on the first circuit board (101), and are all connected to the first main control chip (102).

2. The main control board for the balance car according to claim 1, wherein the first motor driving circuit comprises a plurality of first MOS transistors (104), and each first MOS transistor (104) is arranged side by side at an edge of one side of the first circuit board (101) of the main control board (1); the surface of the same side of the MOS tubes I (104) is paved with an insulating pad I (122), the surface of the other side of the insulating pad I (122) abuts against a heat dissipation member I (105), and the heat dissipation member I (105) is connected with the circuit board I (101) through a fastener or the heat dissipation member I (105) is connected with the MOS tubes I (104) through a fastener.

3. The utility model provides an auxiliary control board for balance car, its characterized in that, auxiliary control board (2) include circuit board two (201) to and, set up main control chip two (202), gyroscope chip two (203), main control board interface (214), control detecting element two (221) and motor drive circuit two on circuit board two (201), gyroscope chip two (203), main control board interface (214), control detecting element two (221) and motor drive circuit two all are connected to main control chip two (202).

4. The secondary control board for the balance vehicle according to claim 3, wherein the second motor driving circuit comprises a plurality of second MOS transistors (204), each of the second MOS transistors (204) is disposed side by side at an edge of one side of the second circuit board (201) of the secondary control board (2), a second insulating pad (222) is laid on a surface of one side of the second MOS transistor (204), a second heat dissipation member (205) is abutted against a surface of the other side of the second insulating pad (222), and the second heat dissipation member (205) is connected with the second circuit board (201) through a fastener or the second heat dissipation member (205) is connected with the second MOS transistor (204) through a fastener.

5. A balance car control system, comprising a main control board (1) according to any one of claims 1-2 and a secondary control board (2) according to any one of claims 3-4, wherein the main control board (1) is connected with the secondary control board (2), and the main control board (1) and the secondary control board (2) are connected with a motor respectively.

6. The balance car control system according to claim 5, wherein the edge position of the other side of the first circuit board (101) of the main control board (1) is provided with a color strip interface and a lighting lamp interface; and a magic color lamp strip interface and an illuminating lamp interface are arranged at the edge of the other side of the second circuit board (201) of the secondary control board (2).

7. The balance car control system according to claim 5, wherein a Bluetooth chip is arranged on the first circuit board (101) of the main control board (1) or a Bluetooth module is connected through a Bluetooth interface (116).

8. The balance car control system according to claim 5, wherein a first Hall element interface (113) for detecting a motor signal is arranged on a first circuit board (101) of the main control board (1), and a second Hall element interface (213) for detecting another motor signal is arranged on a second circuit board (201) of the secondary control board (2).

9. The balance car control system according to claim 5, wherein the first manipulation detection element (121) is a photoelectric sensor or a pressure sensor; and the second control detection element (221) is a photoelectric sensor or a pressure sensor.

10. Balance car, characterized by comprising a balance car control system according to any of claims 5-9;

the balance car further comprises a first car body (3) and a second car body (4), the first car body (3) is rotatably connected with the second car body (4), the main control panel (1) is arranged in the first car body (3), and the auxiliary control panel (2) is arranged in the second car body (4);

or the balance car further comprises a car body (6), a first pedal (7) and a second pedal (8) which can rotate or swing relative to the car body (6) are arranged on the car body (6), the main control board (1) is located below the first pedal (7), the auxiliary control board (2) is located below the second pedal (8), and the main control board (1) and the auxiliary control board (2) are both located in the car body (6).

Technical Field

The invention relates to a main control board, an auxiliary control board, a balance car control system and a balance car for a balance car.

Background

The left frame and the right frame of the existing two-wheeled balance car can be twisted relatively, and the existing two-wheeled balance car is commonly called as a swing car. In the process of implementing the invention, the inventor finds that at least the following problems exist in the prior art. The control system of the balance car generally comprises a main board and two auxiliary boards, wherein a main control chip is arranged on the main board, sensors such as gyroscopes are arranged on each auxiliary board, the main board is used for sensing the postures of operators and a car body, each auxiliary board is communicated with the main board again, the signal transmission is unstable, the design is complex, the replacement is inconvenient, and the design of the three boards occupies the inner space of the car body of the balance car.

Disclosure of Invention

The invention relates to a main control board, an auxiliary control board, a balance car control system and a balance car for a balance car, wherein the control system adopts a dual-system design and is provided with the main control board and the auxiliary control board, both the main control board and the auxiliary control board can be used for sensing the posture of a car body, a third board is not required to be arranged, and the reliability of signal transmission is improved.

The invention is realized by the following technical scheme:

the main control board comprises a first circuit board, and a first main control chip, a first gyroscope chip, a first auxiliary control board interface, a first control detection element and a first motor driving circuit which are arranged on the first circuit board, wherein the first gyroscope chip, the first auxiliary control board interface, the first control detection element and the first motor driving circuit are all connected to the first main control chip.

Through adopting above-mentioned technical scheme, both set up main control chip one on the circuit board of main control board one, also be provided with gyroscope chip one, and be provided with vice control board interface, control detecting element one and motor drive circuit one, be different from current mainboard or subplate, the main control board integrated level of this scheme improves greatly, vice control board interface is used for being connected with vice control board, gyroscope chip one can be used to record acceleration and the angular velocity information of balance car automobile body, and then reachs the slope information, it can be used to the sensing operator in the lump to control detecting element and control the signal to control, motor drive circuit one is used for the motor drive of wheel, main control chip one is unified with each component ware and is allocated to carry out corresponding function, compact structure, and convenient popularization.

As a further improvement of the present invention, the first motor driving circuit includes a plurality of first MOS transistors, and the first MOS transistors are arranged in parallel at an edge of one side of the first circuit board of the main control board; a first insulating pad is laid on the surface of the same side of the MOS tubes, a first heat dissipation part is abutted to the surface of the other side of the first insulating pad, and the first heat dissipation part is connected with the first circuit board through a fastening part or is connected with the first MOS tubes through the fastening part. Through adopting above-mentioned technical scheme, the setting of MOS pipe can be used to the motor in the wheel of drive balance car, and the MOS pipe is as the drive tube, and its calorific capacity is great, and the setting of each radiating piece is favorable to the heat dissipation of MOS pipe, and the setting of each insulating pad then can play the effect of preventing the short circuit.

The utility model provides a vice control panel for balance car, vice control panel includes circuit board two to and, set up main control chip two, gyroscope chip two, main control board interface, control detection element two and motor drive circuit two on circuit board two, gyroscope chip two, main control board interface, control detection element two and motor drive circuit two all are connected to main control chip two. Through adopting above-mentioned technical scheme, both set up main control chip two on the circuit board two of vice control panel, also be provided with gyroscope chip two, and be provided with the main control board interface, control detecting element two and motor drive circuit two, be different from current mainboard or subplate, the vice control panel integrated level of this scheme improves greatly, the main control board interface is used for being connected with the main control board, gyroscope chip two can be used to record acceleration and the angular velocity information of balance car automobile body, and then reachs the slope information, control detecting element two and can be used to the sensing operator and control the signal, motor drive circuit two is used for the motor drive of wheel, main control chip two is unified with each component ware and is equipped with the corresponding function of execution, compact structure, and convenient popularization.

As a further improvement of the invention, the second motor driving circuit comprises a plurality of second MOS transistors, each of the second MOS transistors is arranged at an edge of one side of the second circuit board of the secondary control board side by side, a second insulating pad is laid on the surface of one side of the second MOS transistor, a second heat dissipation member is abutted against the surface of the other side of the second insulating pad, and the second heat dissipation member is connected with the second circuit board through a fastening member or connected with the second MOS transistor through a fastening member.

A balance car control system comprises the main control board and the auxiliary control board, wherein the main control board is connected with the auxiliary control board, and the main control board and the auxiliary control board are respectively connected with a motor. All have control chip and gyroscope chip on main control board and the vice control panel, main control board and vice control panel all can be used to the angular velocity and the acceleration of the corresponding automobile body of sensing, and then detect out the slope information of corresponding automobile body, gyroscope chip and each main control chip direct communication on each circuit board, signal transmission is stable, transmission quality is reliable, need not to set up third circuit board alone, make the cost reduce greatly, the quality has also been improved simultaneously, more need not additionally to occupy the space of automobile body, make the balance car more compact.

As a further improvement of the invention, the edge position of the other side of the first circuit board of the main control board is provided with a magic color lamp strip interface and a lighting lamp interface; and the edge of the other side of the circuit board II of the secondary control board is provided with a neon lamp strip interface and an illuminating lamp interface. By adopting the technical scheme, the strip interface of the neon light and the interface of the illuminating lamp are positioned at the edge of each circuit board, so that the connection and the layout of each peripheral component are facilitated, and the arrangement is neat and not disordered.

As a further improvement of the invention, a Bluetooth chip is arranged on the first circuit board of the main control board or a Bluetooth module is connected with the first circuit board through a Bluetooth interface. Through adopting above-mentioned technical scheme, directly set up the bluetooth chip on the main control board, be favorable to the transmission stability of data.

As a further improvement of the present invention, a first hall element interface for detecting a motor signal is disposed on the first circuit board of the main control board, and a second hall element interface for detecting another motor signal is disposed on the second circuit board of the auxiliary control board. By adopting the technical scheme, the circuit boards are correspondingly provided with the Hall element interfaces for detecting signals of the motors, and the Hall element interfaces can be connected to the Hall elements in the motors through the leads, so that data transmission is facilitated.

As a further improvement of the present invention, the first operation detection element is a photoelectric sensor or a pressure sensor; and the second control detection element is a photoelectric sensor or a pressure sensor. By adopting the technical scheme, each control detection element can be used for detecting whether an operator stands on the balance car and detecting the foot operation action of the operator.

The balance car comprises the balance car control system of any one of the above aspects;

the balance car also comprises a first car body and a second car body, wherein the first car body is rotationally connected with the second car body, the main control board is arranged in the first car body, and the auxiliary control board is arranged in the second car body;

or, the balance car still includes the automobile body, is provided with first footboard and the second footboard that can rotate or swing for the automobile body on the automobile body, and the main control board is located the below of first footboard, and vice control panel is located the below of second footboard, and main control board and vice control panel all are in the automobile body. Through adopting above-mentioned technical scheme, the balance car can be the swing car, adopts this balance car control system, need not to set up third circuit board, and the space utilization is more reasonable, and the structure can be more compact, has also reduced manufacturing cost effectively. The balance car body can also adopt a non-rotatable car body, but each pedal can rotate and swing relative to the car body, and further each circuit board can be arranged on each pedal, and the aim of the invention can also be achieved.

According to the balance car control system, the scheme that the main control board and the auxiliary control board are provided with the control chips, the gyroscope chips and the control detection elements is adopted, the balance car is controlled by the main control board and the auxiliary control board, the gyroscope chips are directly communicated with the control chips, data transmission is more stable, transmission quality is more reliable, the control detection elements can be used for sensing control signals of an operator, control performance of the balance car is improved, and popularization and application are facilitated.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic block diagram of a balance car control system according to an embodiment of the present invention.

Fig. 2 is a schematic block diagram of a main control board of a balance car control system according to an embodiment of the present invention.

Fig. 3 is a schematic block diagram of a secondary control board of the balance car control system according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a main control board of a balance car control system according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of the main control board in fig. 4 from another angle.

Fig. 6 is a schematic top view of the main control board in fig. 4.

Fig. 7 is an exploded view of the main control board of fig. 4.

Fig. 8 is a schematic structural diagram of a secondary control board of the balance car control system according to an embodiment of the present invention.

FIG. 9 is a schematic view of the secondary control panel of FIG. 8 at another angle.

FIG. 10 is a top view of the secondary control panel of FIG. 8.

Fig. 11 is an exploded view of the secondary control panel of fig. 8.

Fig. 12 is a schematic structural diagram of a main control board of a balance car control system according to embodiment 2 of the present invention.

Fig. 13 is a top view of the main control board of fig. 12.

Fig. 14 is a schematic structural diagram of a secondary control board of the balance car control system according to embodiment 2 of the present invention.

FIG. 15 is a top view of the secondary control panel of FIG. 14.

Fig. 16 is a schematic structural diagram of a balance car according to an embodiment of the present invention.

Fig. 17 is a schematic structural view of a balance car according to another embodiment of the present invention.

In the figure: the control circuit comprises a main control board 1, a circuit board I101, a main control chip I102, a gyroscope chip I103, a MOS tube I104, a heat dissipation piece I105, a drive chip I106, a drive chip II 107, a drive chip III 108, an operational amplifier chip I109, a four-six lamp interface I110, a turn light interface I111, a tail light interface I112, a Hall element interface I113, a secondary control board interface 114, a voltage-stabilizing triode I115, a Bluetooth interface 116, a switch interface 117, an inductor 118, a charging interface 119, a buzzer 120, a control detection element I121, an insulation pad I122, a Bluetooth chip 123, a secondary control board 2, a circuit board II 201, a main control chip II 202, a gyroscope chip II 203, a MOS tube II 204, a heat dissipation piece II 205, a drive chip IV 206, a drive chip V207, a drive chip VI 208, an operational amplifier chip II 209, a four-six lamp interface II 210, a turn light interface II 211, a tail light interface II 212, a Hall element interface, The main control board interface 214, the second voltage stabilizing triode 215, the second operation detection element 221, the second insulating pad 222, the first vehicle body 3, the first upper shell 31, the first pedal 311, the first lower shell 32, the second vehicle body 4, the second upper shell 41, the second pedal 411, the second lower shell 42, the rotating mechanism 5, the vehicle body 6, the first pedal 7 and the second pedal 8.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the preferred embodiments, structures, features and effects according to the present invention will be given below with reference to the accompanying drawings.

It should be noted that the terms "a" and "an" are used herein for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "a", "an", or "two" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The term "connected" is to be understood broadly, e.g. as a wired connection, or a wireless connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Pulse Width Modulation (PWM) is an analog control method, which modulates the bias of the base of a transistor or the gate of a MOS transistor according to the change of a corresponding load to change the conduction time of the transistor or the MOS transistor, thereby changing the output of a switching regulator. The PWM signal is referred to as a pulse width modulation signal.

The MOS transistor is a Metal-Oxide-Semiconductor (Metal-Oxide-Semiconductor) field effect transistor, or so-called Metal-insulator-Semiconductor, and specifically this name describes the structure of the MOS transistor, namely: and adding silicon dioxide and metal on a semiconductor device with a certain structure to form a grid electrode.

Printed Circuit Boards (PCBs) are formed by connecting electronic components on a substrate with thin-layer metal conductors as wiring.

The interface in the application can be an interface seat with a socket, and can also be a bare wire connection part without the socket.