CN203117787U

CN203117787U - Intelligent control system of toy car

Info

Publication number: CN203117787U
Application number: CN 201320119488
Authority: CN
Inventors: 郭奇蕊; 刘磊; 孟令仁; 邵明明
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-03-17
Filing date: 2013-03-17
Publication date: 2013-08-07
Anticipated expiration: 2023-03-17

Abstract

The utility model discloses an intelligent control system of a toy car. The intelligent control system of the toy car comprises a main control chip, a motor driving module, a steering engine module, a camera acquisition module, an encoder module, a wireless communication module, an acousto-optic module and a power supply module, wherein the main control chip is connected with the motor driving module, the steering engine module, the camera acquisition module, the encoder module, the acousto-optic module and the wireless communication module, and the acquisition module is used for data acquisition through a camera. The intelligent control system of the toy car has the advantages that the problems that the speed of the toy car and the shape of a runway are limited due to the fact that the range of an infrared sensor or a laser sensor is narrow.

Description

A kind of intelligent toy vehicle control

Technical field

The utility model relates to a kind of programme controlled intelligent toy vehicle control that is subjected to.

Background technology

Application number is to disclose a kind of intelligent toy car and intelligent carriage and remote control module in 201120434281.3 the patent, application programming module and mobile module travel by remote control module control dolly jointly, the shortcoming that exists is: programming is complicated, is not suitable for children or beginner and uses; The dolly program of placing one's entire reliance upon of travelling can not independently be travelled on the runway of laying arbitrarily, and limitation is big; Mobile module is based on particular system, as user not during this system mobile phone, need purchase in addition, improved cost; Lack the acousto-optic combination, sight is low.

Application number is to disclose a kind of intelligent carriage control system in 201220320751.8 the patent, comprises mode selection switch, control module, driver module, automatic obstacle-avoiding module, detection module tracks.Can realize the function that automatic obstacle-avoiding, automatic tracking travel.The shortcoming that exists: adopt the car body of market toy dolly as carrier, cause specialty inadequately, outward appearance is attractive in appearance inadequately, limits little vehicle speed; The controller dominant frequency is lower, can not satisfy than the complicated process design, is difficult to equipped system; The automatic obstacle-avoiding module is to be provided with luminotron and the diffuse reflection type optoelectronic switch that receives head, and this hardware longevity is limited.

Summary of the invention

The purpose of this utility model provides a kind of intelligent toy vehicle control, and acquisition module adopts the camera collection data, solved infrared, the laser sensor prediction is too low, restricted speed limits run-track shaped shortcoming.And overcome the short shortcoming of other sensor life-time.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is:

A kind of intelligent toy vehicle control, comprise main control chip, motor drive module, steering engine module, camera collection module, coder module, wireless communication module, acousto-optic module and power module, described main control chip is connected with motor drive module, steering engine module, camera collection module, coder module, acousto-optic module, wireless communication module respectively, and the model of described camera collection module is OV7620.

The beneficial effects of the utility model are:

1, trolley travelling is fully by programming Control, can be on the runway of laying autonomous operation;

2, acquisition module uses the camera of OV7620, and the image data amount is many, and prediction is far away, can be with respect to sensors such as infrared, laser advanced processing more early, and hardware longevity improves greatly;

3, wireless transport module can connect dolly processor and host computer in real time, carries out parameter current demonstration and control usefulness in real time.When not having wireless transport module, car also can normally move, but operational effect can be single;

4, the STM32F103ZET6 dominant frequency 72M of controller employing has the multitasking ability;

5, travel speed is fast, and the average velocity of 3m/s can be arranged on general runway, lays radius hour when runway, because inertia exists, average velocity can decrease.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.

Fig. 1 is hardware system synoptic diagram of the present utility model.

Embodiment

As shown in the figure, a kind of intelligent toy vehicle control, comprise main control chip, motor drive module, steering engine module, camera collection module, coder module, wireless communication module, acousto-optic module and power module, described main control chip is connected with motor drive module, steering engine module, camera collection module, coder module, acousto-optic module, wireless communication module respectively, and the model of described camera collection module is OV7620.

Described main control chip is based on 32 CPU STM32F103ZET6 of ARM Cortex-M3 kernel, the highest 72MHZ frequency of operation.

It is the main control chip power supply that described power module adopts LT1117, and adopting TL1963A is that steering wheel is partly powered.

Described motor drive module adopts full-bridge to drive.

Described steering engine module adopts 3010 steering wheels.

Described coder module adopts the E6A2-CW3C of 500 lines.

Described acousto-optic module is made up of the highlighted LED of a plurality of colours and hummer.

Operational process:

Adopt circular flow, following function is finished in each circulation.

After the camera collection module information was collected in the internal memory by main control chip, processor was handled information, extracted the deviation with respect to racing track, calculated the steering engine amount of deflection and exported to steering engine.

After coder module offered processor with current rotating speed, processor calculated one according to current runway condition and determines the amount of speed to give motor drive module, and under motor drive module control, motor produces certain rotating speed.

When adopting online mode, the control information of upper computer end is input to processor by wireless module, and processor will order, be set to behind the parametric classification in the parameter of program of current operation, reaches the effect that real-time control car moves.Simultaneously, the parameter of the current operation of car also can show to host computer by the wireless module real-time Transmission.

System software is formed:

Write image acquisition task, speed acquisition task, real time data processing task, radio communication task respectively.

The image acquisition task is responsible for the collection of runway epigraph, with the deposit data that collects in the Installed System Memory district.

The speed acquisition task, responsible value of gathering current sign velocity magnitude, assignment is given the speed variable.

The real time data processing task, responsible basis is gone to information and is obtained deviation, calculates steering engine controlling value and output; Obtain deviation according to velocity information, calculate driver module controlling value and output; Revise current control parameter according to controlling value, and feed back current each parameter in good time; According to current runway condition, export to the corresponding parameter of acousto-optic module.

The radio communication task is responsible for the control signal of upper computer end is transferred to processor, information is write the control memory field, and each parameter information is sent to host computer.

Car can independently travel on default runway.Reserve interface in addition, be connected with the host computer of computer end by wireless, can revise the various parameters of travelling about car by host computer, comprise parameters such as camera collection data layout, steering gear electric-machine pid parameter, a series of threshold values, and show complete routine and the position of each parameter in program at host computer, for user learning intelligent vehicle principle provides perfect condition.

Many places LED and colored applique and hummer backlight are set on the vehicle body, show appearance attractive in appearance and lively image to car.

More than disclosed be the specific embodiment of this patent only, but this patent is not limited thereto, for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model principle, the distortion of making should be considered as belonging to the utility model protection domain.

Claims

1. intelligent toy vehicle control, comprise main control chip, motor drive module, steering engine module, camera collection module, coder module, wireless communication module, acousto-optic module and power module, described main control chip is connected with motor drive module, steering engine module, camera collection module, coder module, acousto-optic module, wireless communication module respectively, and the model of described camera collection module is OV7620.

2. a kind of intelligent toy vehicle control according to claim 1 is characterized in that: it is the main control chip power supply that described power module adopts LT1117, and adopting TL1963A is that steering wheel is partly powered.

3. a kind of intelligent toy vehicle control according to claim 1, it is characterized in that: described main control chip is based on 32 CPU STM32F103ZET6 of ARM Cortex-M3 kernel.

4. a kind of intelligent toy vehicle control according to claim 1, it is characterized in that: described coder module adopts the E6A2-CW3C of 500 lines.