A control system and method for a drone formation fireworks performance, and a drone formation

Abstract

The present invention belongs to the technical field of drone formation control, and discloses a drone formation fireworks show control system, method, and drone formation, including an IO drive circuit for preventing fireworks from accidentally touching and a fireworks ignition circuit. The IO drive circuit for preventing fireworks from accidentally touching is provided with a first circuit, a second circuit, and a third circuit; the fireworks ignition circuit includes: a pre-charging circuit module, which is used for GPIO1 control signal output, Q2 is turned on, Q4 is turned off, and VCC charges capacitor C3 through Q2 and resistor R8; a fireworks ignition module, which is used for GPIO2 control signal output, Q2 is turned off, Q4 is turned on, and capacitor C3 is discharged through Q4, so that resistor R4 is heated and finally fireworks are ignited. The fireworks control system in the field of drone fireworks shows of the present invention has high reliability, and can effectively avoid erroneous actions during flight. At the same time, the present invention can effectively ensure the normal operation of the fireworks drive circuit under complex environments.

Description

Technical Field

[0001] The present invention belongs to the technical field of unmanned aerial vehicle formation control, and in particular relates to a control system and method for a unmanned aerial vehicle formation fireworks show, and a unmanned aerial vehicle formation. Background Art

[0002] At present, the closest existing technology in the industry: In the field of drone fireworks performances, the current fireworks control scheme mostly adopts the traditional relay ignition control scheme, but in the field of drone performances, the traditional relay control scheme has defects. For example, during the flight of the drone, there is vibration or abnormal control signal, and the relay may malfunction. Fireworks are a kind of flammable and explosive dangerous goods. The malfunction of the relay may cause serious economic losses and bring some safety hazards to the spectators. At the same time, the viewing quality of the fireworks performance is greatly reduced. Therefore, a reliable drone fireworks control system is particularly important. As shown in Figure 1, the traditional fireworks control device, the ignition control signal, directly controls the relay, and the power supply end of the relay is directly connected to the fireworks to achieve the purpose of igniting the fireworks; but in some abnormal situations, such as the MCU running dead, or poor contact, it may cause an erroneous control signal; at this time, the relay is activated, causing the fireworks to be triggered by mistake.

[0003] In summary, the problems of the prior art are: the reliability of the fireworks control system in the field of UAV fireworks performance in the prior art is low, and erroneous actions may occur during the flight. At the same time, the relay in the fireworks control system in the field of UAV fireworks performance cannot ensure that the fireworks drive circuit works normally in a complex environment, and the relay solution is large in size, high in cost, and not cheap to integrate.

[0004] Difficulty in solving the above technical problems:

[0005] Technical difficulty: 1). The selection of components in the circuit. If the selection is not appropriate, the expected effect cannot be achieved. 2). Ideas for solving the problem.

[0006] The significance of solving the above technical problems:

[0007] Solve the problems encountered during actual use, improve the reliability of the solution, and ensure safety. Summary of the invention

[0008] In view of the problems existing in the prior art, the present invention provides a control system, method and drone for a drone formation fireworks show.

[0009] The present invention is implemented as follows: a control system for a UAV formation fireworks show, the control system for a UAV formation fireworks show comprising:

[0010] Prevent fireworks from accidentally touching the IO driver circuit; and

[0011] Fireworks ignition circuit.

[0012] Further, the IO driving circuit for preventing fireworks from accidentally touching the IO is provided with a first circuit, a second circuit and a third circuit;

[0013] The first circuit: XFG2 connects to S through the positive electrode 2 Switch connection, S 2 Switch with C 4 Capacitor connection, C 4 Capacitance and D 3 Diode connection, D 3 Diode and R 6 Resistor connection, R 6 Resistance and Q 1 Three-stage connection, Q 1 Three-stage tube and Q 2 Three-stage connection, Q 2 The triode is connected to the B interface in the XSC1 oscilloscope;

[0014] Second Circuit: S 2 Switch with C 4 There are leads between the capacitors, and the leads are connected to the A interface in the XSC1 oscilloscope;

[0015] The third circuit: XFG2 connects to R 1 Resistor connection, R 1 Resistor connected to Q 2 On the lead connecting the triode to the XSC1 oscilloscope;

[0016] There is a D connection between the first circuit and the third circuit. 4 Diode, C 5 Capacitor and R 7 resistance.

[0017] Furthermore, the fireworks ignition circuit comprises:

[0018] Pre-charging circuit module, used for GPIO1 control signal output, Q2 is turned on and Q4 is turned off, VCC charges capacitor C3 through Q2 and resistor R8;

[0019] The fireworks ignition module is used for GPIO2 control signal output, Q2 is turned off, Q4 is turned on, the C3 capacitor is discharged through Q4, the R4 resistor is heated, and finally the fireworks are ignited.

[0020] Furthermore, the circuit structure of the GPIO1 control signal output is:

[0021] GPIO1 is connected to a capacitor, and the capacitor is connected to D 1 Diode connection, D 1 Diode and resistor R1 Connection, resistor R 1 With Q 1 Three-stage tube connection.

[0022] Furthermore, the circuit structure of the GPIO2 control signal output is:

[0023] GP IO2 and capacitor C 4 Connection, capacitor C 4 With resistor R 6 Connection, resistor R 6 With Q 3 Three-stage tube connection.

[0024] Furthermore, the drone formation fireworks show control system further includes:

[0025] Capacitor charging module circuit, the structure is: Q 1 The three-stage tube and capacitor C 3 Connection, capacitor C 3 With resistor R 8 Connection, resistor R 8 With Q 2 Three-stage connection, Q 2 Three-stage tube and Q 1 Three-stage tube connection; Q 1 Three-stage tube and D 2 diode connection; and

[0026] Capacitor discharge module circuit, the structure is: Q 3 The three-stage tube and capacitor C 3 Connection, capacitor C 3 With Q 4 Three-stage connection, Q 4 The triode is connected to the LED indicator display module, and the LED indicator display module is connected to the capacitor C 3 connect.

[0027] Further, the LED indicator light display module circuit is:

[0028] The LED indicator display module is provided with a resistor R 4 , resistor R 4 Connected with LED2.

[0029] Another object of the present invention is to provide a drone formation equipped with the above-mentioned drone formation fireworks show control system.

[0030] In summary, the advantages and positive effects of the present invention are:

[0031] The fireworks control system in the field of unmanned aerial vehicle fireworks performance provided by the present invention has high reliability and can effectively avoid erroneous actions during flight.

[0032] The present invention can effectively ensure the normal operation of the fireworks driving circuit in a complex environment, and can solve the problems of large relay size, high cost, and inexpensive integration. Through the three circuits, when the MCU freezes or runs away, the level is fixed. Therefore, it will cause a loss of control. Therefore, the level can be used as a mark of the normal operation of the MCU, such as an LED indicator light, which flashes when it represents normal. That is, when the input is a square wave of a certain frequency, Q1 and Q2 are turned on. Thereby controlling the fireworks driving circuit. Through the above-mentioned pre-charging circuit GPIO1 control signal output (GPIO2 outputs a low level), Q2 is turned on and Q4 is turned off, and VCC charges the capacitor C3 through Q2 and resistor R8. Through the GPIO2 control signal output (GPIO1 is turned off), Q2 is turned off, Q4 is turned on, and the C3 capacitor is discharged through Q4, which heats the R4 resistor and finally ignites the fireworks. When the LED flashes, it represents normal, and when the LED flashes or does not flash, the system is abnormal. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 It is a schematic structural diagram of a traditional fireworks control device provided by an embodiment of the present invention.

[0034] Figure 2 It is a structural schematic diagram of a UAV formation fireworks show control system provided by an embodiment of the present invention.

[0035] Figure 3 It is a schematic diagram of the structure of an IO driving circuit for preventing fireworks from accidentally touching the IO provided by an embodiment of the present invention.

[0036] Figure 4 It is a schematic diagram of the structure of a traditional fireworks ignition circuit provided by an embodiment of the present invention.

[0037] Figure 5 It is a simulation effect diagram provided by an embodiment of the present invention. DETAILED DESCRIPTION

[0038] In order to further understand the content, features and effects of the present invention, the following embodiments are given as examples and described in detail with reference to the accompanying drawings.

[0039] In order to solve the above technical problems, the technical solution of the present invention is described in detail below with reference to the accompanying drawings.

[0040] like Figure 1-Figure 2 As shown, the drone formation fireworks show control system provided by the embodiment of the present invention includes:

[0041] Fireworks IO driver module, used to control the fireworks ignition control circuit.

[0042] Fireworks ignition module, used to ignite fireworks.

[0043] Fireworks IO driver modules include:

[0044] GPIO1 control signal output module, GPIO1 control signal output (GPIO2 output low level), Q 2 Turn on Q 4 Close, VCC through Q 2 and resistor R 8 To capacitor C 3 Charge.

[0045] GPIO2 control signal output module, GPIO2 control signal output (GPIO1 closed), Q 2 Close, Q 4 On, C 3 Capacitor through Q 4 Discharge, is R 4 The resistor heats up, igniting the fireworks.

[0046] Capacitor charging module, realizes the charging of capacitor.

[0047] Capacitor discharge module realizes the discharge of capacitor.

[0048] LED indicator display module, when the LED flashes, it means it is normal, when the LED does not flash, the system is abnormal.

[0049] The fireworks ignition module control circuit provided by the present invention is as follows:

[0050] The fireworks ignition module control circuit is provided with a first circuit, a second circuit and a third circuit;

[0051] The first circuit: XFG2 (signal generator) connects to S 2 Switch connection, S 2 Switch with C 4 Capacitor connection, C 4 Capacitance and D 3 Diode connection, D 3 Diode and R 6 Resistor connection, R 6 Resistance and Q 1 Three-stage connection, Q 1 Three-stage tube and Q 2 Three-stage connection, Q 2 The triode is connected to the B interface in the XSC1 oscilloscope.

[0052] Second Circuit: S 2 Switch with C 4 There are leads between the capacitors, and the leads are connected to the A interface in the XSC1 oscilloscope.

[0053] The third circuit: XFG2 1 connects to R 1 Resistor 10 connected, R 1 Resistor 10 is connected to Q 2 The leads connecting the transistor to the XSC1 oscilloscope.

[0054] There is a D connection between the first circuit and the third circuit. 4 Diode, C 5 Capacitor and R 7 resistance.

[0055] The GPIO1 control signal output module circuit provided by the present invention is as follows: GPIO1 is connected to a capacitor, and the capacitor is connected to D 1 Diode connection, D 1 Diode and resistor R 1 Connection, resistor R 1 With Q 1 Three-stage tube connection;

[0056] The GPIO2 control signal output module circuit provided by the present invention is: GPIO2 and capacitor C 4 Connection, capacitor C 4 With resistor R 6 Connection, resistor R 6 With Q 3 Three-stage tube connection.

[0057] The capacitor charging module circuit provided by the present invention is: 1 The three-stage tube and capacitor C 3 Connection, capacitor C 3 With resistor R 8 Connection, resistor R 8 With Q 2 Three-stage connection, Q 2 Three-stage tube and Q 1 Three-stage tube connection; Q 1 Three-stage tube and D 2 Diode connection.

[0058] The capacitor discharge module circuit provided by the present invention is: 3 The three-stage tube and capacitor C 3 Connection, capacitor C 3 With Q 4 Three-stage connection, Q 4 The triode is connected to the LED indicator display module, and the LED indicator display module is connected to the capacitor C 3 connect;

[0059] The LED indicator light display module circuit provided by the present invention is as follows: the LED indicator light display module is provided with a resistor R 4 , resistor R 4 Connected with LED2.

[0060] The working principle of the present invention is: when the MCU freezes or runs away, the level is fixed. This is why it causes the situation of loss of control. Therefore, the level is not fixed as a sign of the normal operation of the MCU, such as the LED indicator, which flashes when it is normal; that is, when the input is a square wave of a certain frequency, Q 1 and Q 2 Conducting, thereby controlling the fireworks driving circuit.

[0061] like Figure 3-Figure 4 As shown, this is a fireworks ignition control circuit, using LED2+R 4 Simulate fireworks load, ignition steps:

[0062] Precharge circuit: GPIO1 control signal output (GPIO2 output low level), Q 2 Turn on Q 4 Close, VCC through Q 2 and resistor R 8 To capacitor C 3 Charge.

[0063] Ignition: GPIO2 control signal output (GPIO1 closed), Q 2 Close, Q 4 On, C 3 Capacitor through Q 4 Discharge, is R 4 The resistor heats up, eventually igniting the firework.

[0064] The technical effects of the present invention are further described below in conjunction with experimental simulation.

[0065] like Figure 5 As shown, the lower channel is the input signal, and the upper channel is the voltage across resistor R1. It can be seen that only when the input is a changing square wave, the resistor R1 is at a high level, and at other times, the two ends of R1 are at a low level, which effectively prevents false operation.

[0066] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any simple modification, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A control system for a drone formation fireworks show, characterized in that: The drone formation fireworks show control system includes: Prevent fireworks from accidentally touching the IO driver circuit; and Fireworks ignition circuit; The IO driving circuit for preventing fireworks from accidentally touching the IO is provided with a first circuit, a second circuit and a third circuit; The first circuit: the signal generator is connected to the S2 switch through the positive electrode, the S2 switch is connected to the C4 capacitor, the C4 capacitor is connected to the D3 diode, the D3 diode is connected to the R6 resistor, the R6 resistor is connected to the Q1 transistor, the Q1 transistor is connected to the Q2 transistor, and the Q2 transistor is connected to the B interface in the oscilloscope; The second circuit: A lead is connected between the S2 switch and the C4 capacitor, and the lead is connected to the A interface in the oscilloscope; The third circuit: the signal generator is connected to the R1 resistor through the positive electrode, and the R1 resistor is connected to the lead connecting the Q2 transistor and the oscilloscope; The first circuit and the third circuit are connected with diode D4, capacitor C5 and resistor R7; The fireworks ignition circuit comprises: Pre-charging circuit module, used for GPIO1 control signal output, Q2 is turned on and Q4 is turned off, and VCC charges capacitor C3 through Q2 and resistor R8; The fireworks ignition module is used for GPIO2 control signal output, Q2 is turned off, Q4 is turned on, the C3 capacitor is discharged through Q4, the R4 resistor is heated, and finally the fireworks are ignited; The circuit structure of the GPIO1 control signal output is: GPIO1 is connected to the capacitor, the capacitor is connected to the D1 diode, the D1 diode is connected to the resistor R1, and the resistor R1 is connected to the Q1 transistor; The circuit structure of the GPIO2 control signal output is: GP IO2 is connected to capacitor C4, capacitor C4 is connected to resistor R6, resistor R6 is connected to transistor Q3; The drone formation fireworks show control system further includes: The capacitor charging module circuit has the following structure: the Q1 transistor is connected to the capacitor C3, the capacitor C3 is connected to the resistor R8, the resistor R8 is connected to the Q2 transistor, the Q2 transistor is connected to the Q1 transistor; the Q1 transistor is connected to the D2 diode; and The capacitor discharge module circuit has the following structure: the Q3 transistor is connected to the capacitor C3, the capacitor C3 is connected to the Q4 transistor, the Q4 transistor is connected to the LED indicator light display module, and the LED indicator light display module is connected to the capacitor C3.

2. The UAV formation fireworks display control system according to claim 1, characterized in that: The LED indicator light display module circuit is: The LED indicator light display module is provided with a resistor R4, and the resistor R4 is connected to the LED2.

3. A drone equipped with the drone formation fireworks show control system as described in any one of claims 1 to 2.

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