CN212416984U

CN212416984U - Programmable intelligent toy

Info

Publication number: CN212416984U
Application number: CN202021080199.0U
Authority: CN
Inventors: 李中晟; 杨娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-01-29
Anticipated expiration: 2030-06-12

Abstract

The utility model provides a programmable intelligent toy, which comprises a housing, a chassis, a control device, a driving device and a power supply device, wherein the housing and the chassis are assembled and fixed through screws to form a cavity, and the power supply device is connected with the control device and the driving device; the control device comprises a keyboard module, a main control circuit board, a microcontroller chip and a drive device of a nixie tube display module, wherein the drive device comprises a drive circuit module, a motor, road wheels and universal wheels. The utility model discloses possess input step, show step, editing step, act according to the step, realize at the in-process development children's of playing programming and logic thinking ability, possess anticollision and motor protect function simultaneously.

Description

Programmable intelligent toy

Technical Field

The utility model belongs to thing networking, artificial intelligence, education, toy field, especially a programmable intelligent toy.

Background

With the continuous improvement of the physical living standard and education level of people, the requirements of parents on children toys are also increased. Parents not only satisfy the entertainment effect brought to children by toys, but also develop the intelligence and creativity of children through the toys. The current popular play has the following two categories: 1. remote control of the automobile: remotely controlling the automobile to run according to the indication direction of the user through a remote controller; 2. electric automobile: only forward. The former can improve the manual control ability of children, and has little development effect on deeper creativity; the latter has only the function of entertaining children and is not suitable for older children in vigorous mental development.

The toy is a pillar for children to turn the psychological processes of imagination, thinking and the like into behaviors. The children toy can develop the motor ability, train the perception, arouse the imagination, arouse the curiosity, and provide the physical condition for the physical and mental development of the children. The general educational requirements for the toy are: is beneficial to promoting the overall development of children body, moral, intelligence and beauty; the children age characteristics are met, and the curiosity, the motivation and the exploration activities of the children can be met; the modeling is beautiful and reflects the typical characteristics of things; the activity is variable, which is helpful for encouraging learning; the color is nontoxic, and the cleaning and disinfection are easy; meets the safety requirements and the like.

With the continuous development of the toy industry, the deformation toy is gradually developed into the main variety of children toys due to the characteristic of strong operability, but the existing intelligent toy is not very helpful for the practical ability and intelligence development of children.

Two of the closest products currently on the market: one is a programmable robot based on the Microbit or Scratch graphical programming interface, which has a limited age range and usually needs a certain computer base to use. The infrared sensor or the ultrasonic sensor is used for detecting and avoiding obstacles, the infrared sensor has poor effect when meeting black objects or the ultrasonic sensor when meeting objects with uneven surfaces, the two sensors cannot prevent the motor from being locked due to the fact that the wheels are forcibly prevented from running, and the infrared sensor is not safe enough. A programmable toy represented by a Fischer-Tropsch programmable caterpillar (Code-a-pilar) toy has the disadvantages of over-simple programming function, limited action combination due to only 8 action permutation and combination, small number of steps, single step, no display screen, lack of step editing function and no interest in using for larger children.

Therefore, it is necessary to develop a programmable intelligent toy with the functions of inputting, displaying, editing, acting according to steps, anti-collision and protecting the motor, so as to realize the training of the logical thinking ability of children in the playing process.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide a programmable intelligent toy, which has the functions of inputting, displaying, editing, acting according to steps, anti-collision and motor protection, and realizes the programming and logical thinking ability of developing children in the playing process.

Realize the utility model discloses the technical solution of purpose does:

a programmable intelligent toy comprises a cover shell, a chassis, a control device, a driving device and a power supply device, wherein the cover shell and the chassis are assembled and fixed through screws to form an internal cavity of the toy, and the power supply device is connected with the control device and the driving device and used for supplying power; wherein: the control device comprises a keyboard module, a main control circuit board, a microcontroller chip and a nixie tube display module, wherein the keyboard module and the nixie tube display module are arranged on the outer surface of the housing and are respectively used for inputting control actions and displaying input control action numbers; the driving device comprises a driving circuit module, a motor, road wheels and universal wheels, wherein the input end of the driving circuit module is electrically connected with the main control circuit board, and the output end of the driving circuit module is electrically connected with the motor; the two road wheels and the universal wheel are respectively arranged on the lower bottom surface of the chassis through pin shafts, the connecting line of the position points of the two road wheels and the universal wheel is triangular, each road wheel is provided with a grating disk which synchronously rotates, and the road wheels and the grating disks are respectively connected with the power output shaft of the motor through couplers.

Further, the utility model discloses an intelligent toy able to programme, the drive circuit module includes drive circuit board, grating sensor and motor driver chip, and wherein, drive circuit board sets up on main control circuit board through the pin header, and the grating sensor is connected with the grating dish and is used for obtaining the turned angle of grating dish, and motor driver chip is connected with the motor and is used for the control motor motion, and grating sensor and motor driver chip all are connected with the drive circuit board electricity.

Further, the utility model discloses a programmable intelligent toy, drive circuit module still include current sampling chip and sampling resistor, and current sampling chip is connected with microcontroller chip, and sampling resistor sets up on motor drive chip's return circuit, and current sampling chip acquires the current value that flows through the motor through sampling resistor and converts to the voltage value and be used for judging whether the motor stalls.

Further, the utility model discloses a programmable intelligent toy, power supply unit include battery and toggle switch, and toggle switch connects at the anodal output of battery, and toggle switch's position 1 is the cut-off power supply, and position 2 is the switch-on power supply.

Further, the utility model discloses an intelligent toy able to programme, power supply unit are still including the interface and the linear chip that charges that charge, and the interface that charges is connected with the battery through the linear chip that charges and is used for charging for it, the battery is rechargeable battery.

Further, the utility model discloses an intelligent toy able to programme, the interface that charges is the interface that charges of micro USB.

Furthermore, the utility model discloses a programmable intelligent toy, keyboard module are the conductive rubber button.

Further, the utility model discloses a programmable intelligent toy, keyboard module include 6 buttons, are respectively: forward one step key, backward one step key, left turn 90 degree key, right turn 90 degree key, start/pause key, backspace key.

Further, the utility model discloses an intelligent toy able to programme, charactron display module include 3 bit 7 sections charactron for show the step.

The utility model adopts the above technical scheme to compare with prior art, have following technological effect:

1. the programmable intelligent toy of the utility model can input, store and display the input action and the step number thereof, thereby effectively avoiding the phenomena of misoperation and wrong step number recording;

2. the programmable intelligent toy of the utility model has certain editing capacity of action steps, can realize complex action combination, can record the programmed step number of 999 steps in the microprocessor chip, the complexity of the action can be realized due to the step number, and the interestingness is greatly improved due to the capacity of 999 steps;

3. the utility model discloses an intelligent toy able to programme possesses the anticollision circuit of high reliability, does not rely on external sensor such as traditional infrared ray, ultrasonic wave, through detecting motor current, plays the anticollision, prevents the effect that the people stopped motor operation and protection motor by force.

Drawings

Fig. 1 is a schematic structural diagram of the programmable intelligent toy of the present invention.

Fig. 2 is a schematic circuit connection diagram of the programmable intelligent toy of the present invention.

The reference numerals have the meanings given below: 1: housing, 2: a chassis, 3: keyboard module, 4: main control circuit board, 5: microcontroller chip, 6: nixie tube display module, 8: drive circuit board, 9: grating sensor, 10: current sampling chip, 11: sampling resistance, 12: motor drive chip, 13: motor, 14: road wheel, 15: universal wheel, 16: grating disk, 17: battery, 18: toggle switch, 19: linear charging chip, 20: and a charging interface.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

A programmable intelligent toy comprises a housing 1, a chassis 2, a control device, a driving device and a power supply device, wherein the housing 1 and the chassis 2 are assembled and fixed through screws to form an inner cavity of the toy, and the power supply device is connected with the control device and the driving device and used for supplying power. Wherein:

the control device comprises a keyboard module 3, a main control circuit board 4, a microcontroller chip 5 and a nixie tube display module 6. The keyboard module 3 and the nixie tube display module 6 are mounted on the outer surface of the housing 1 and are respectively used for inputting control actions and displaying the input control action number. The main control circuit board 4 and the microcontroller chip 5 are installed in the internal cavity, and the microcontroller chip 5 is used for storing the input control action number and controlling the drive device to act. The keyboard module 3, the microcontroller chip 5 and the nixie tube display module 6 are all welded on the main control circuit board 4, and the main control circuit board 4 is a Printed Circuit Board (PCB) and plays a bearing role and provides circuit connectivity. Keyboard module 3 is electrically conductive rubber button, including 6 buttons, is respectively: forward one step key, backward one step key, left turn 90 degree key, right turn 90 degree key, start/pause key, backspace key. The nixie tube display module 6 comprises 3-bit 7-segment nixie tubes for displaying steps.

The driving device comprises a driving circuit module, a motor 13, road wheels 14 and universal wheels 15. The input end of the driving circuit module is electrically connected with the main control circuit board 4, and the output end of the driving circuit module is electrically connected with the motor 13. The two road wheels 14 and the universal wheel 15 are respectively installed on the lower bottom surface of the chassis 2 through pin shafts, the connecting line of the position points of the two road wheels 14 and the universal wheel 15 is triangular, each road wheel 14 is provided with a grating disk 16 which synchronously rotates, and the road wheels 14 and the grating disks 16 are respectively connected with the power output shaft of the motor 13 through couplers. The driving circuit module comprises a driving circuit board 8, a grating sensor 9 and a motor driving chip 12, wherein the driving circuit board 8 is arranged on the main control circuit board 4 through a pin header, the grating sensor 9 is connected with the grating disk 16 and used for obtaining the rotation angle of the grating disk 16, the motor driving chip 12 is connected with the motor 13 and used for controlling the motor 13 to move, and the grating sensor 9 and the motor driving chip 12 are both electrically connected with the driving circuit board 8. The driving circuit module further comprises a current sampling chip 10 and a sampling resistor 11, the current sampling chip 10 is connected with the microcontroller chip 5, the sampling resistor 11 is arranged on a loop of the motor driving chip 12, and the current sampling chip 10 acquires a current value flowing through the motor 13 through the sampling resistor 11 and converts the current value into a voltage value to judge whether the motor 13 is locked.

The power supply device comprises a battery 17 and a toggle switch 18, the toggle switch 18 is connected to the positive electrode output end of the battery 17, the position 1 of the toggle switch 18 is power-off, and the position 2 is power-on. The power supply device further comprises a charging interface 20 and a linear charging chip 19, wherein the charging interface 20 is connected with the battery 17 through the linear charging chip 19 and used for charging the battery, the battery 17 is a rechargeable battery, and the charging interface 20 is a micro USB charging interface.

Example 1

As shown in fig. 1, the programmable intelligent toy of the present scheme includes a housing 1 and a chassis 2, the housing 1 and the chassis 2 are assembled and fixed by screws, a main control device is arranged inside the housing 1, the main control device includes a main control circuit board 4 arranged inside the housing 1, a microcontroller chip 5, a keyboard module 3, and a nixie tube display module 6, the keyboard module 3 is exposed on the surface of the housing, and the nixie tube display module 7 is exposed on the surface of the housing 1 for displaying the number of steps that a user has input through the keyboard module 3 and stored in the microcontroller chip 5. Drive arrangement is installed to chassis 2, and drive arrangement includes dirver circuit board 8, grating sensor 9, current sampling chip 10, sampling resistor 11, motor driver chip 12, motor 13, road wheel 14, universal wheel 15, grating dish 16, battery 17, toggle switch 18, the linear chip 19 that charges, the micro USB interface 20 that charges, grating sensor 9, current sampling chip 10, sampling resistor 11, motor driver chip 12, battery 17, the linear chip 19 that charges, the micro USB interface 20 electricity that charges are connected on dirver circuit board 8.

In the scheme, in order to enhance interestingness, 3-bit 7-segment nixie tubes are used for displaying steps, a keyboard is used for editing the steps, and at most 999 steps can be stored and edited by a microcontroller chip. The keyboard consists of 6 conductive rubber keys and comprises: forward one step, backward one step, left turn 90 degrees, right turn 90 degrees, start/pause, backspace. The 4 basic steps of "forward step, backward step, left turn 90 degrees and right turn 90 degrees" are formed, the step is stored in the microcontroller chip every time the user presses the basic step key, and the toy can start to execute the steps in sequence or pause to execute by pressing the start/pause key. The backspace key is used for deleting the previous step to achieve the purpose of editing. When the steps are increased or decreased, the numbers on the nixie tube display module 6 are increased or decreased synchronously, so that the user can clearly know the input of the user, and more complicated steps can be designed.

Meanwhile, the motor 13, the road wheels 14, the universal wheels 15 and the grating disk 16 adopted by the scheme all use the existing mature parts, the double-wheel double-motor used in the embodiment is arranged in the chassis 2, and the road wheels 14 and the grating disk 16 are fixed on the driving shaft of the motor 13. When the motor 13 rotates with the road wheel 14, the grating sensor 9 obtains the rotation angle of the grating disk 16 and outputs the rotation angle to the digital pin of the microcontroller chip 5. The software of the microcontroller chip 5 presets the distance of 'one step forward' and 'one step backward', and the microcontroller chip 5 drives the motor 13 to rotate by a corresponding angle through the motor driving chip 12.

In order to improve the safety of the toy, the obstacle avoidance and collision prevention functions of the scheme do not adopt the existing infrared and ultrasonic sensor technology, but adopt a new method: the sampling resistor 11 is connected between the battery 17 and the motor driving chip 12 in series, the sampling resistor 11 is electrically connected with the current sampling chip 10, the current sampling chip 10 converts the current value flowing through the sampling resistor 11 into a voltage value and outputs the voltage value to an analog-digital conversion pin of the microcontroller chip 5, when the toy runs into collision or obstruction, the current flowing through the sampling resistor 11 can rise due to the blocking of the motor 13, the microcontroller chip 5 can intelligently stop the running of the motor 13 when the toy runs into collision or obstruction, and the purposes of preventing collision and protecting the motor 13 are achieved.

In this example, the linear charging chip is selected from commercially available TP4056, the motor is selected from commercially available TT DC speed reducing motor, the motor has the characteristics of wide voltage range input of 3V to 6V, large torque and low noise, and meanwhile, 24 grating code discs with the diameter of 20 mm are selected to be matched with the motor, a toy road wheel with the diameter of 40 mm is selected, and an SP-12 universal wheel/universal ball is selected.

Example 2

The programmable intelligent toy of the scheme has the following use modes:

1. starting up: toggle switch 18 toggles to position 1 to disconnect the power supply, the intelligent toy is in the off state, and toggles to position 2 to connect the power supply, and the intelligent toy is in the on state.

2. Charging: the Micro-USB charging connector is connected to the USB charging interface 20 to charge the intelligent toy.

3. Programming and storing: the conductive rubber keys on the toy casing 1 are pressed, the steps of forward, backward, left-turning by 90 degrees and right-turning by 90 degrees are stored, the currently input and stored step number is displayed through the nixie tube display module 6, and at most 999 steps can be stored.

4. An editing step: the previous step is deleted by the backspace key, all steps can be cleared by simultaneously pressing the backspace key and the start/pause key for more than 3 seconds, and the nixie tube display module 6 displays the step number as 000.

5. And (3) starting operation: pressing the start/pause key starts the operation.

6. Stopping operation: the microcontroller chip 5 detects a current abnormality of the motor 13 when a start/pause key is pressed or an obstacle is encountered, i.e., stops the operation.

The foregoing is only a part of the embodiments of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements can be made without departing from the principles of the present invention, and these improvements should be regarded as the protection scope of the present invention.

Claims

1. A programmable intelligent toy is characterized by comprising a cover (1), a chassis (2), a control device, a driving device and a power supply device, wherein the cover (1) and the chassis (2) are assembled and fixed through screws to form an internal cavity of the toy, and the power supply device is connected with the control device and the driving device and used for supplying power; wherein:

the control device comprises a keyboard module (3), a master control circuit board (4), a microcontroller chip (5) and a nixie tube display module (6), wherein the keyboard module (3) and the nixie tube display module (6) are installed on the outer surface of the housing (1) and are respectively used for inputting control actions and displaying the input control action numbers, the master control circuit board (4) and the microcontroller chip (5) are installed in the inner cavity, the microcontroller chip (5) is used for storing the input control action numbers and controlling the driving device to act, the keyboard module (3), the microcontroller chip (5) and the nixie tube display module (6) are all welded on the master control circuit board (4), and the master control circuit board (4) plays roles in bearing and connecting;

the driving device comprises a driving circuit module, a motor (13), road wheels (14) and universal wheels (15), wherein the input end of the driving circuit module is electrically connected with the main control circuit board (4), and the output end of the driving circuit module is electrically connected with the motor (13); two road wheels (14) and universal wheels (15) are respectively installed on the lower bottom surface of the chassis (2) through pin shafts, the connecting line of the position points of the two road wheels (14) and the universal wheels (15) is triangular, each road wheel (14) is provided with a grating disc (16) which synchronously rotates, and the road wheels (14) and the grating discs (16) are respectively connected with the power output shaft of the motor (13) through couplers.

2. A programmable intelligent toy as claimed in claim 1, wherein the driving circuit module comprises a driving circuit board (8), a grating sensor (9) and a motor driving chip (12), wherein the driving circuit board (8) is arranged on the main control circuit board (4) through pins, the grating sensor (9) is connected with the grating disk (16) for obtaining the rotation angle of the grating disk (16), the motor driving chip (12) is connected with the motor (13) for controlling the motor (13) to move, and both the grating sensor (9) and the motor driving chip (12) are electrically connected with the driving circuit board (8).

3. A programmable intelligent toy as claimed in claim 1, wherein the driving circuit module further comprises a current sampling chip (10) and a sampling resistor (11), the current sampling chip (10) is connected with the microcontroller chip (5), the sampling resistor (11) is arranged on a loop of the motor driving chip (12), and the current sampling chip (10) acquires a current value flowing through the motor (13) through the sampling resistor (11) and converts the current value into a voltage value for judging whether the motor (13) is locked.

4. A programmable intelligent toy as claimed in claim 1, wherein the power supply means comprises a battery (17) and a toggle switch (18), the toggle switch (18) being connected to the positive output of the battery (17), position 1 of the toggle switch (18) being off and position 2 being on.

5. A programmable intelligent toy as claimed in claim 4, wherein the power supply means further comprises a charging interface (20) and a linear charging chip (19), the charging interface (20) being connected to the battery (17) via the linear charging chip (19) for charging thereof, said battery (17) being a rechargeable battery.

6. A programmable smart toy as claimed in claim 5, wherein said charging interface (20) is a MicroUSB charging interface.

7. A programmable smart toy as claimed in claim 1, characterised in that the keyboard module (3) is a conductive rubber button.

8. A programmable intelligent toy as claimed in claim 1 or 6, wherein the keyboard module (3) comprises 6 keys, respectively: forward one step key, backward one step key, left turn 90 degree key, right turn 90 degree key, start/pause key, backspace key.

9. A programmable intelligent toy as in claim 1, wherein the nixie tube display module (6) comprises a 3-bit 7-segment nixie tube for displaying steps.