An Autonomous-powered Virtual Reality Mathematics Teaching System
Patent Information
- Application Number
- NL2041165
- Authority / Receiving Office
- NL · NL
- Patent Type
- Patents
- Current Assignee / Owner
- Filing Date
- 2025-09-12
- Publication Date
- 2026-08-20
- Estimated Expiration
- 2045-09-12
AI Technical Summary
Existing virtual reality mathematics teaching systems face challenges in providing power and lighting in training sites or conditions without a power supply, hindering effective virtual reality-based mathematics teaching.
An autonomous power supply system integrated with a charging circuit, charge-discharge control switch, DC-DC circuit, and lighting device, including components like main control chips, LEDs, and dimming touch chips, ensures power and lighting in conditions without electrical supply.
Enables virtual reality-based mathematics teaching in training sites without electrical power, providing convenience for teachers and students by ensuring continuous operation and illumination.
Abstract
Description
Technical Field This invention belongs to the eld of electronic devices, and particularly relates to . Background Technology The simulation teaching based on mathematical virtual reality has become a new type of teaching method. Currently, the relatively mature virtual reality teaching generally achieves virtual simulation mathematics teaching through virtual reality or traditional database technologies. In the process of implementing mathematics teaching, its core lies in the acquisition of mathematical knowledge and the classication of difculty levels. At present, the Virtual reality simulation systems for mathematics teaching generally include a virtual reality teaching platform, a teacher end, and a student end. Among them, the simulation teaching platform is usually realized through multimedia computer systems or simple operation platforms, such as laptops or tablet computers, etc. The teacher end and student end are realized through handheld terminal devices, such as mobile phones. However, in the training site or in conditions without power supply, it is difcult to achieve virtual reality-based mathematics teaching. Power supply and the lighting system on site become a major problem. Contents of Invention In response to the shortcomings of the existing technology, this invention provides an autonomous power supply virtual reality mathematics teaching system, aiming to solve the problem that in the training site or in conditions without power supply, it is difcult to achieve mathematics teaching based on virtual reality in the existing technology, and the power supply and on-site lighting systems become a major problem. The technical solution provided by this invention is: For , the mathematics teaching system includes a virtual reality teaching platform and the student end and teacher end communicating and interacting with the virtual reality teaching platform, the mathematics teaching system also includes a power supply device connected to the virtual reality teaching platform, and the power supply device is connected to a lighting device. As an improved scheme, the power supply device includes a charging circuit, a charging battery, a charge-discharge control switch and a DC-DC circuit; The charging circuit is respectively connected to the charging battery and the charge-discharge control switch, and the charge-discharge control switch is connected to the DC-DC circuit. As an improved scheme, the charging circuit includes a rst main control chip, the rst main control chip has pin 1, pin 2, pin 3, pin 4 and pin 5, pin 4 is connected to the power input terminal, pin 2 and pin 5 are grounded, pin 1 is connected in series with the rst LED lamp and then grounded, pin 3 is connected to the positive terminal of the charging battery, and there is a rst current node between pin 3 and the positive terminal of the charging battery; The line of the rst current node is connected to the charge-discharge control switch, and the other end of the charge-discharge control switch is connected to the DC-DC circuit. As an improved scheme, the DC-DC circuit includes a second main control chip, the second main control chip includes pin 1, pin 2, pin 3, pin 4 and pin 5, pin 5 is connected to the other end of the charge-discharge control switch, and there is a second current node on the circuit between the chargedischarge control switch and pin 5, the line of the second current node is connected to the rst crystal diode, the inductor is connected to the second crystal diode after being connected to the line of the second current node, and the inductor is connected to the rst crystal diode, the other end of the second crystal diode is connected to the power output terminal, and there is a fth current node between the second crystal diode and the power output terminal, the line of the fth current node is connected to the second LED lamp and then grounded. As an improved scheme, the lighting device includes a dimming touch chip U1, a low battery protection circuit, a touch dimming switch J1, an LED lamp drive circuit and an LED lamp J2; The dimming touch chip U1 is respectively connected to the low battery protection circuit, the touch dimming switch, and the LED lamp drive circuit, and the output end of the LED lamp drive circuit is connected to the LED lamp J2. As an improved scheme, the low battery protection circuit includes a chip U2, the chip U2 has pins Vin, Vout and GND, pin Vin is connected to the voltage terminal of the battery, pin Vout is connected to the base of the transistor Q1, the emitter of the transistor Q1 is grounded, the collector of the transistor Ql is connected to the gate of the eld effect transistor Q2, the drain of the eld effect transistor Q2 is connected to the battery voltage terminal, the source of the eld effect transistor Q2 is connected in series with a resistor R1 and then connected to the dimming touch chip Ul's pin OSC. As an improved solution, a sixth current node, a seventh current node and an eighth current node are provided between the battery voltage terminal and the drain of the eld-effect tube Q2. A ninth current node is provided between the collector of the transistor Q1 and the gate of the eld-effect tube Q2. A tenth current node is provided between the pin Vout of the chip U2 and the base of the transistor Q1. A resistor R2 is connected in series on the line between the sixth current node and the tenth current node. A resistor R3 is connected in series on the line between the eighth current node and the ninth current node. An eleventh current node, a twelfth current node, a thirteenth current node and a fourteenth current node are provided between the source of the eld-effect tube Q2 and the resistor R1. A fteenth current node, a sixteenth current node and a seventeenth current node are provided on the line of the pin GND of the dimming touch chip U1. A capacitor C1 is connected on the line between the eleventh current node and the fteenth current node. A capacitor C2 is connected on the line between the twelfth current node and the sixteenth current node. The line connected from the fourteenth current node is connected to the pin VDD of the dimming touch chip U1. The line connected from the twelfth current node is connected to the pin VC of the dimming touch chip U1 after being connected with a capacitor C3. As an improved solution, a resistor R4 is connected in series on the line between the seventh current node and the thirteenth current node. As an improved solution, the LED lamp drive circuit includes a resistor R5 and a eld-effect tube Q3 connected in series. Wherein: The other end of the resistor R5 is connected to the base pin SO of the dimming touch chip U1. The source of the eld-effect tube Q3 is connected to the LED lamp J2. The drain of the eld-effect tube Q3 is connected to the ground. A nineteenth current node is provided between the resistor R5 and the eld-effect tube Q3. The line connected from the nineteenth current node is connected to the ground after being connected with a resistor R6. In this implementation method of the invention, the self-powered virtual reality mathematics teaching system includes a virtual reality teaching platform and a student end and a teacher end that communicate and interact with the virtual reality teaching platform. The mathematics teaching system also includes a power supply device connected to the virtual reality teaching platform. The power supply device is connected with a lighting device, thereby enabling virtual realitybased mathematics teaching in the training site or under conditions without an electrical power supply, providing convenience for teachers and students. Explanation on Drawings To better illustrate the specic implementation mode of the present invention or the technical solution in the existing technology, the following will briey introduce the attached drawings used in the description of the specic implementation mode or the existing technology. In all the attached gures, similar components or parts are generally identied by similar gure marks. In the gures, the components or parts are not necessarily drawn to scale. Drawing 1 is the structural block diagram of the autonomous power supply virtual reality mathematics teaching system provided by the present invention; Drawing 2 is the circuit diagram of the power supply device provided by the present invention; Drawing 3 is the circuit diagram of the lighting device provided by the present invention; Wherein, 1-charging circuit, 2-charging battery, 3-charge-discharge control switch, 4-DC-DC circuit, 5-lighting device, 6-the rst main control chip, 7-the rst LED lamp, 8-power supply device, 9-the rst current node, 10-student end, ll-teacher end, 12-the second main control chip, l3-the second current node, 14-the rst crystal diode, 15-the third current node, l6-the second crystal diode, 17 -the fourth current node, 18-the rst resistor, 19-capacitor, 20-the second resistor, 21-the fth current node, 22-the second LED lamp, 23-low battery protection circuit, 24-LED lamp drive circuit, 25-the sixth current node, 26-the seventh current node, 27-virtual reality teaching platform, 28-the eighth current node, 29-the ninth current node, 30-the tenth current node, 3l-the eleventh current node, 32-the twelfth current node, 33-the thirteenth current node, 34-the fourteenth current node, 35-the fteenth current node, 36-the sixteenth current node, 37-the seventeenth current node, 38-the eighteenth current node. Specic Implementation Method The following will provide a detailed description of the implementation examples of the technical solution of the present invention based on the attached gures. The following implementation examples are only used to more clearly illustrate the technical solution of the present invention, and therefore are only presented as examples and cannot be used to limit the protection scope of the present invention. Drawing 1 shows the structural block diagram of the autonomous power supply virtual reality mathematics teaching system provided by the present invention. For the sake of clarity, only the parts related to the implementation example of the present invention are shown in the gure. The autonomous power supply virtual reality mathematics teaching system includes a virtual reality teaching platform 27 and a student end 10 and a teacher end 11 communicating with the virtual reality teaching platform. The mathematics teaching system also includes a power supply device 8 connected to the virtual reality teaching platform 27, and the power supply device 8 is connected to a lighting device 5. In this implementation example, the power supply device provides an emergency power supply for the autonomous power supply virtual reality mathematics teaching system and provides convenience for the practical teaching and special circumstances teaching process of the mathematics teaching system. As shown in Drawing 2, the power supply device 8 includes a charging circuit 1, a charging battery 2, a charge / discharge control switch 3 and a DC-DC circuit 4; The charging circuit 1 is respectively connected to the charging battery 2 and the charge / discharge control switch 3, and the charge / discharge control switch 3 is connected to the DC-DC circuit 4. Here: The charging circuit 1 includes a rst main control chip 6, which has pin 1, pin 2, pin 3, pin 4 and pin 5. Pin 4 is connected to the power input terminal, pin 2 and pin 5 are grounded, pin 1 is connected to the rst LED lamp 7 in series and then grounded, pin 3 is connected to the positive terminal of the charging battery 2, and there is a rst current node 9 between pin 3 and the positive terminal of the charging battery 2; The line of the rst current node is connected to the charge / discharge control switch 3, and the other end of the charge / discharge control switch 3 is connected to the DC-DC circuit 4. Combining with Drawing 2, the DC-DC circuit 4 includes a second main control chip 12, which includes pin 1, pin 2, pin 3, pin 4 and pin 5. Pin 5 is connected to the other end of the charge / discharge control switch 3, and the circuit between the charge / discharge control switch 3 and pin 5 has a second current node 13. The line of the second current node is connected in series with an inductor and then connected to the rst crystal diode 14, the inductor and the rst crystal diode 14 have a third current node 15, the line of the third current node is connected to pin 1, the other end of the rst crystal diode 14 is connected to the second crystal diode 16, the line between the second crystal diode 16 and the rst crystal diode 14 has a fourth current node 17, and the line of the fourth current node is connected to a parallel-connected rst resistor 18 and a capacitor 19, the other end of the rst resistor 18 is connected to pin 3 of the second main control chip 12, the other end of the capacitor 19 is connected in series with the second resistor 20 and grounded, the second crystal diode 16 is connected to the power output terminal, and the second crystal diode 16 and the power output terminal have a fth current node 21, and the line of the fth current node is connected to the second LED lamp 22 and grounded. Drawing 3 shows the structural schematic diagram of the lighting device 5 provided by the present invention, where: The lighting device 5 includes a dimming touch chip Ul, a low battery protection circuit 23, a touch dimming switch J 1 , an LED lamp drive circuit 24 and an LED lamp J2; Among them, the dimming touch chip Ul has pins OSC, VC, VDD, GND, OPT2, SO, OPT1 and TI; The dimming touch chip U1 is respectively connected to the low battery protection circuit 23, the touch dimming switch J1 and the LED lamp drive circuit 24, and the output terminal of the LED lamp drive circuit 24 is connected to the LED lamp J2. Among them, the low battery protection circuit 23 includes chip U2. Chip U2 has pins Vin, Vout and GND. Pin Vin is connected to the voltage terminal of the battery, pin Vout is connected to the base of transistor Q1, the emitter of transistor Q1 is grounded, the collector of transistor Q1 is connected to the gate of eld effect transistor Q2, the drain of eld effect transistor Q2 is connected to the voltage terminal of the battery, and the source of eld effect transistor Q2 is connected in series with resistor R1 to the pin OSC of the light dimming touch chip Ul. As shown in Drawing 3, a sixth current node 25, a seventh current node 26 and an eighth current node 28 are provided between the battery voltage terminal and the drain of eld effect transistor Q2. A ninth current node 29 is provided between the collector of transistor Q1 and the gate of eld effect transistor Q2. A tenth current node 30 is provided between the pin Vout of chip U2 and the base of transistor Q1. A resistor R2 is connected in series between the sixth current node 25 and the tenth current node 30. A resistor R3 is connected in series between the eighth current node 28 and the ninth current node 29. A rst eleven current node 31, a twelfth current node 32, a thirteenth current node 33 and a fourteenth current node 34 are provided between the source of eld effect transistor Q2 and resistor R1. A fteenth current node 35, a sixteenth current node 36 and a seventeenth current node 37 are provided on the line connected to the ground pin of the light dimming touch chip U1. A capacitor C1 is connected on the line between the eleventh current node 31 and the fteenth current node 35. A capacitor C2 is connected on the line between the twelfth current node 32 and the sixteenth current node 36. A line connected from the fourteenth current node 34 is connected to the pin VDD of the light dimming touch chip U1, and the line connected from the twelfth current node 32 is connected in series with capacitor C3 and then connected to the pin VC of the light dimming touch chip Ul. On the line between the seventh current node 26 and the thirteenth current node 33, a resistor R4 is connected. The LED light drive circuit 24 includes a resistor R5 and a eld effect transistor Q3. Among them: The other end of resistor R5 is connected to the base pin SO of the light dimming touch chip U1. The source of eld effect transistor Q3 is connected to LED light J2, and the drain of eld effect transistor Q3 is grounded. A nineteenth current node 38 is provided between resistor R5 and eld effect transistor Q3. A line connected from the nineteenth current node 38 is grounded after being connected in series with resistor R6. In the implementation method of the present invention, the self-powered virtual reality mathematics teaching system includes a virtual reality teaching platform and a student end and a teacher end that communicate and interact with the virtual reality teaching platform. The mathematics teaching system also includes a power supply device connected to the virtual reality teaching platform, and the power supply device is connected to a lighting device, thereby enabling virtual reality-based mathematics teaching in the training site or under conditions without an electrical power supply, providing convenience for teachers and students. The above implementation methods are only used to illustrate the technical solution of the present invention, but are not limited to it; although the above implementation methods provide detailed explanations of the technical solution of the present invention, ordinary technicians in the eld should understand that: they can modify the technical solution recorded in the above implementation methods, or replace some or all of the technical features thereof with equivalent substitutes; and these modications or replacements do not cause the essence of the technical solution recorded in the above implementation methods to deviate from the scope of the rights claims and the description of the present invention.
Claims
1. A self-sufficient virtual reality system for mathematics education, where the mathematics education system is a Virtual Reality education platform includes, as well as a student client and a teacher client that communicate and interact with the virtual reality education platform, characterized in that it mathematics education system further with the virtual reality education platform connected power supply includes, where the power supply is connected with a lighting device.
2. System according to claim 1, characterized in that the power supply a charging circuit, a rechargeable battery, a charge / discharge switch and a DC-DC circuit includes; the charging circuit being connected to the rechargeable battery and the charge / discharge switch, and the charge / discharge switch is connected with the DC-DC circuit.
3. System according to claim 2, characterized in that the charging circuit comprises a first main controller chip includes, which is provided with pin 1, pin 2, pin 3, pin 4 and pin 5, with pin 4 connected to the power input, pin 2 and pin 5 to the are connected to ground, pin 1 is connected in series with a first LED lamp and then connected to ground, pin 3 is connected to the positive terminal of the rechargeable battery, and between pin 3 and the positive terminal of the battery a first power junction is provided; where on the line going from the first current junction the charge / discharge switch is connected, and the other side of the charge / discharge switch is connected to the DC-DC circuit.
4. A system according to claim 3, characterized in that the DC-DC circuit comprises a second main controller ship, this second main controller ship having pin 1, pin 2, pin 3, pin 4 and pin 5, pin 5 is connected to the other side of the charge / discharge switch, and in the circuit between the charge / discharge switch and pin 5 a second current junction is provided; the second current node based on a coil connected in series with a first crystal diode, and between the coil and the first crystal diode a third power junction is provided; where starting from the third power junction the line is connected to pin 1, the other end of the first crystal diode is connected to a second crystal diode, and in the line between the first and the second crystal diode a fourth current junction is provided; where on the of the fourth current node downgoing line parallel a first resistor and a capacitor are placed, the other end of the first resistor connected is connected to pin 3 of the second main controller chip, and the other end of the capacitor in series with a second resistor connected to ground; where the second crystal diode is connected to the current output, and between the second crystal diode and the current output a fifth current node is provided; where Starting from the fifth current node, a second LED lamp in series with the ground is connected.
5. System according to claim 1, characterized in that the lighting device a dimmable touch chip U1, a low-voltage protection circuit, a touch dimmer switch J1, an LED driver circuit and an LED lamp J2; where the dimmable touch chip U1 is connected to the low voltage protection circuit, the touch dimmer switch and the LED driver circuit, and the output of the LED driver circuit is connected to the LED lamp J2.
6. System according to claim 5, characterized in that it low voltage protection circuit includes a chip U2, where the chip is UZ equipped with pin Vin, pin Vout and pin GND; the pin Vin is connected to the voltage connection of the battery, the pin Vout is connected to the base of transistor Q], the emitter of transistor Q1 is connected to ground, and the collector of transistor Q1 is connected to the gate of field-effect transistor QZ; the drain of the field-effect transistor QZ is connected to the voltage terminal of the battery, and the source of the field-effect transistor QZ is in series with resistor R1 connected to pin OSC of the dimmable touch chip U1.
7. System according to claim 6, characterized in that between the voltage connection of the battery and the drain of the field effect transistor Q2 a sixth, seventh and eighth current junctions are provided; between the collector of transistor Q1 and the gate of the field-effect transistor Q2 a ninth current node; and between pin Vout of chip UZ and the base of transistor QI a tenth current node. Between the sixth and tenth current node is resistor RZ placed in series, and between the eighth and ninth current junction is resistor R3 placed in series. Between the source of the field effect transistor Q2 and resistor R1 are successively an eleventh, twelfth, thirteenth and fourteenth current junction Provided. On the line coming from pin GND of the dimmable touch chip Ul are a fifteenth, sixteenth and seventeenth power junction provided. Between the eleventh and fifteenth current node capacitor C1 is placed in series, between the twelfth and sixteenth current node is capacitor CZ placed in series. The fourteenth power node is connected to pin VDD of the dimmable Touch chip U1. Starting from the twelfth current node, a line is connected in series with capacitor C3 connected to pin VC of the dimmable touch chip Ul.
8. System according to claim 7, characterised in that between the seventh and the thirteenth current node has a resistor R4 placed in series.
9. System according to claim 8, characterized in that the LED driver circuit a series-connected resistor R5 and a field-effect transistor Q3, where: the other end of resistor R5 is connected to pin SO of the dimmable touch chip Ul, the source of field effect transistor Q3 is connected to LED lamp JZ, and the drain of field-effect transistor Q3 is connected to ground; between resistor R5 and field-effect transistor Q3 an eighteenth power junction is provided, and judging from this eighteenth power junction, a line in series with resistor R6 connected to ground. Drawing1