Low-energy-consumption anti-theft circuit
By designing a low-energy-consumption anti-theft circuit, the sensor module detects the displacement of the battery lamp and controls the alarm module to issue a warning signal, thus solving the anti-theft problem of portable stage lights. This achieves a low-energy-consumption and safe and reliable anti-theft effect, and extends the product's service life.
Patent Information
- Application Number
- CN202423045240.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-11
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2034-12-11
AI Technical Summary
Existing technologies lack a simple, safe, and reliable anti-theft solution for portable stage lights, especially a low-energy alarm system that effectively prevents unauthorized removal or theft while ensuring portability.
A low-energy anti-theft circuit is designed, including a controller, a power supply module, a sensing module, a switch module, and an alarm module. The sensing module detects the displacement of the battery lamp, and the controller controls the alarm module to issue an alarm signal. Energy consumption is reduced through a hierarchical power supply mode, including a first power supply module that only supplies power to the sensing module, and a second power supply module that supplies power to the controller and the alarm module when the alarm is triggered.
It enables timely alarms when battery light displacement is detected, reducing energy consumption, extending product lifespan, and providing all-weather safety protection.
Smart Images
Figure CN223582538U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The present application relates to the technical field of anti-theft circuit, in particular to a low-energy-consumption anti-theft circuit. BACKGROUND
[0002] With the vigorous development of the entertainment industry, stage lighting equipment is increasingly widely used, not only limited to indoor theaters, but also widely used in outdoor temporary performances, music festivals and various celebration activities. In order to meet the needs of flexible lighting for outdoor performances, and to cope with the inconvenience caused by complex wiring, a portable stage lamp with small size, light weight, easy to take and install has emerged. Such stage lamps usually use rechargeable special batteries as independent power supply, so that they can be placed anywhere on the stage at will, even by the actors, greatly enriching the stage art expression.
[0003] However, this convenience also brings significant safety hazards. The outdoor performance environment is open, the personnel are mixed, and the management is difficult, combined with the equipment loading and unloading before and after the performance, and the transportation links are numerous, so that these small and valuable stage lamps are easy to become the target of thieves. Because of its high value and small size, it is easy to hide, the risk of loss is particularly prominent. Once stolen, not only will it directly cause property loss, but also may interrupt or delay the entire performance process, causing incalculable commercial reputation loss and artistic presentation defects.
[0004] At present, the anti-theft measures for lamps are relatively limited and ineffective. The common method mainly relies on traditional physical locks to fix the entire stage lamp on the support or table, but this method is often complex in structure and inconvenient to disassemble, in addition, there are also personnel guarding or video monitoring for prevention, but this not only increases the labor cost, and still has supervision blind area and time loophole, cannot realize all-weather, essential security protection.
[0005] Therefore, there is a lack of a special anti-theft solution for stage lamps in the prior art that is simple to operate and safe and reliable. There is an urgent need in the art for an innovative technical means that is energy-efficient and has an alarm system, which can effectively prevent the lamp from being moved or stolen without authorization while ensuring the portability of the lamp, thereby ensuring the safety of the equipment and the smooth progress of the performance. SUMMARY
[0006] The present application provides a low-energy-consumption anti-theft circuit applied to a battery lamp, which can alarm and consume low energy, prolonging the service life of the product.
[0007] To solve the above technical problems, the present application provides the following technical solutions:
[0008] The application discloses a low-energy-consumption anti-theft circuit which comprises a controller, a power module, an induction module, a switch module and an alarm module; one end of the power module is electrically connected with the induction module, the other end is electrically connected with the controller and the alarm module through the switch module, the induction module is electrically connected with the controller and the switch module, the induction module sends the detected induction signals to the controller and the switch module, the switch module triggers the power module to be turned on and supplies power for the alarm module and the controller according to the induction signals, the controller controls the switch module to be continuously turned on or turned off according to the induction signals, and the controller also controls the alarm module to send a warning signal according to the induction signals.
[0009] As a preferred implementation, the power module further comprises a first power supply module and a second power supply module, the first power supply module is connected with the induction module, the first power supply module is electrically connected with the second power supply module through the switch module, and the second power supply module is electrically connected with the controller and the alarm module.
[0010] As a preferred implementation, the induction module comprises an inductor U7, the pin 1 of the inductor U7 is grounded, the pin 2 of the inductor U7 is connected with the SDA1 end of the controller and one end of the resistor R45, respectively, the other end of the resistor R45 is connected with one end of the inductor L4, one end of the capacitor C40, the pin 3 of the inductor U7, one end of the resistor R44 and the pin 11 of the inductor U7, respectively; the other end of the inductor L4 is connected with the 3.3V-A end and one end of the capacitor C45, respectively, the other end of the capacitor C45, the other end of the capacitor C40 and the pin 4 of the inductor U7 are grounded, the pin 5 of the inductor U7 is connected with the INT1 end of the controller, the pin 7 of the inductor U7 is connected with one end of the capacitor C44 and the 3.3V-A end, respectively, the other end of the capacitor C44 is grounded, the pin 8 and the pin 9 of the inductor U7 are grounded, the pin 10 of the inductor U7 is connected with the 3.3V-A end through the resistor R46, and the pin 12 of the inductor U7 is connected with the SCL1 end of the controller and the other end of the resistor R44, respectively.
[0011] As a preferred implementation, it is further limited that the switch module includes a diode D3, the positive electrode of the diode D3 is connected with the INT1 end, the negative electrode of the diode D3 is divided into two paths, the first path is connected with the ground through a diode D15 and a resistor R74, and the second path is connected with one end of a circuit R16; the other end of the resistor R16 is divided into three paths, the first path is connected with the ground through a capacitor C56, the second path is connected with the ground through a resistor R66, and the third path is connected with the base electrode of a transistor Q10, the emitter electrode of the transistor Q10 is connected with the ground, the collector electrode of the transistor Q10 is connected with one end of a resistor R62, the other end of the resistor R62 is connected with one end of a resistor R61 and the gate electrode of a field effect transistor Q9 respectively, the other end of the resistor R61 and the source electrode of the field effect transistor Q9 are connected with the BAT end, and the drain electrode of the field effect transistor Q9 is connected with the BAT1 end.
[0012] As a preferred implementation, it is further limited that the first power supply module includes a BAT end, the BAT end is connected with the ground through a resistor R58, a resistor R59 and one end of a resistor R60 in sequence, the other end of the resistor R60 is connected with one end of a capacitor C52, one end of a capacitor C49 and the Vin end of a voltage stabilizer V2 respectively, the Vout end of the voltage stabilizer V2 is connected with one end of a capacitor C50, one end of a capacitor C51 and the 3.3V-A end respectively, and the other end of the capacitor C49, the other end of the capacitor C50, the other end of the capacitor C51, the other end of the capacitor C52 and the GND end of the voltage stabilizer V2 are connected with the ground.
[0013] As a preferred implementation, it is further limited that the second power supply module includes a voltage regulator U9, a first voltage conversion module and a second voltage conversion module which are connected with each other, the voltage regulator U9 is connected with the alarm module through the first voltage conversion module, and the voltage regulator U9 is connected with the controller through the second voltage conversion module.
[0014] As a preferred implementation, it is further limited that the first voltage conversion module includes an inductor L5, one end of the inductor L5 is connected with the pin 2 of the voltage regulator U9 and the negative electrode of a diode D19 respectively, the other end of the inductor L5 is connected with the alarm module, one end of a capacitor C58, one end of a resistor R68, one end of a capacitor C28, one end of a resistor C57 and the second voltage conversion module respectively, the node connected with the other end of the capacitor C58 and the other end of the resistor R68 is connected with the pin 3 of the voltage regulator U9 and one end of a resistor R69 respectively, the pin 4 of the voltage regulator U9, the positive electrode of the diode D19, the other end of the resistor R69, the other end of the capacitor C28 and the other end of the capacitor C57 are all connected with the ground.
[0015] As a preferred implementation, it is further limited that the second voltage conversion module comprises a diode D12, a positive electrode of the diode D12 is connected with the first voltage conversion module, a negative electrode of the diode D12 is connected with one end of the capacitor C63, one end of the capacitor C62 and the Vin end of the voltage stabilizer V3 respectively, the Vout end of the voltage stabilizer V3 is connected with one end of the capacitor C60, one end of the capacitor C61 and the controller respectively, the other end of the capacitor C60, the other end of the capacitor C61, the other end of the capacitor C62, the other end of the capacitor C63 and the GND end of the voltage stabilizer V2 are grounded.
[0016] After the technical scheme is applied, the application has at least the following beneficial effects:
[0017] The application of the anti-theft circuit to the battery lamp can detect whether the battery lamp is moved through the induction module, and if displacement of the battery lamp is detected, the controller controls the alarm module to send a warning signal to prevent the lamp from being stolen.
[0018] In addition, the power module comprises a first power supply module and a second power supply module, in the anti-theft mode, the first power supply module only provides power for the induction module, so as to reduce the consumption of battery energy, when the anti-theft mode is triggered, the second power supply module automatically provides power for the controller and the alarm module, so as to meet the triggering of the alarm system, which can not only play an alarm role but also reduce energy consumption and prolong the service life of the product. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 is a principle block diagram of the anti-theft circuit;
[0020] Figure 2 is a circuit diagram of the induction module;
[0021] Figure 3 is a circuit diagram of the switch module;
[0022] Figure 4 is a circuit diagram of the first power supply module;
[0023] Figure 5 is a circuit diagram of the second power supply module;
[0024] Figure 6 is a circuit diagram of the alarm module. DETAILED DESCRIPTION
[0025] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict, and the present application will be further described in detail in combination with the drawings and specific embodiments.
[0026] As shown in the accompanying drawings Figure 1As shown in the low energy consumption theftproof circuit, including a controller 1, power module 2, induction module 3, switch module 4 and alarm module 5; the power module 2 is electrically connected with induction module 3, the other end through the switch module 4 is respectively connected with controller 1 and alarm module 5, the induction module 3 is respectively connected with controller 1 and switch module 4, the induction module 3 sends the induction signal detected to controller 1 and switch module 4 respectively, the switch module 4 triggers the power module 2 to conduct according to the induction signal and supplies power for alarm module 5 and controller 1, the controller 1 controls switch module 4 to conduct continuously or disconnect according to the induction signal, the controller 1 also controls alarm module 5 to send warning signal according to the induction signal, preferably, the controller 1 model is APM32E103VET6.
[0027] As shown in the low energy consumption theftproof circuit, including a controller 1, power module 2, induction module 3, switch module 4 and alarm module 5; the power module 2 is electrically connected with induction module 3, the other end through the switch module 4 is respectively connected with controller 1 and alarm module 5, the induction module 3 is respectively connected with controller 1 and switch module 4, the induction module 3 sends the induction signal detected to controller 1 and switch module 4 respectively, the switch module 4 triggers the power module 2 to conduct according to the induction signal and supplies power for alarm module 5 and controller 1, the controller 1 controls switch module 4 to conduct continuously or disconnect according to the induction signal, the controller 1 also controls alarm module 5 to send warning signal according to the induction signal, preferably, the controller 1 model is APM32E103VET6. Figure 1 As shown in the low energy consumption theftproof circuit, including a controller 1, power module 2, induction module 3, switch module 4 and alarm module 5; the power module 2 is electrically connected with induction module 3, the other end through the switch module 4 is respectively connected with controller 1 and alarm module 5, the induction module 3 is respectively connected with controller 1 and switch module 4, the induction module 3 sends the induction signal detected to controller 1 and switch module 4 respectively, the switch module 4 triggers the power module 2 to conduct according to the induction signal and supplies power for alarm module 5 and controller 1, the controller 1 controls switch module 4 to conduct continuously or disconnect according to the induction signal, the controller 1 also controls alarm module 5 to send warning signal according to the induction signal, preferably, the controller 1 model is APM32E103VET6.
[0028] As shown in the low energy consumption theftproof circuit, including a controller 1, power module 2, induction module 3, switch module 4 and alarm module 5; the power module 2 is electrically connected with induction module 3, the other end through the switch module 4 is respectively connected with controller 1 and alarm module 5, the induction module 3 is respectively connected with controller 1 and switch module 4, the induction module 3 sends the induction signal detected to controller 1 and switch module 4 respectively, the switch module 4 triggers the power module 2 to conduct according to the induction signal and supplies power for alarm module 5 and controller 1, the controller 1 controls switch module 4 to conduct continuously or disconnect according to the induction signal, the controller 1 also controls alarm module 5 to send warning signal according to the induction signal, preferably, the controller 1 model is APM32E103VET6. Figure 2 As shown in the low energy consumption theftproof circuit, including a controller 1, power module 2, induction module 3, switch module 4 and alarm module 5; the power module 2 is electrically connected with induction module 3, the other end through the switch module 4 is respectively connected with controller 1 and alarm module 5, the induction module 3 is respectively connected with controller 1 and switch module 4, the induction module 3 sends the induction signal detected to controller 1 and switch module 4 respectively, the switch module 4 triggers the power module 2 to conduct according to the induction signal and supplies power for alarm module 5 and controller 1, the controller 1 controls switch module 4 to conduct continuously or disconnect according to the induction signal, the controller 1 also controls alarm module 5 to send warning signal according to the induction signal, preferably, the controller 1 model is APM32E103VET6.
[0029] As shown in the low energy consumption theftproof circuit, including a controller 1, power module 2, induction module 3, switch module 4 and alarm module 5; the power module 2 is electrically connected with induction module 3, the other end through the switch module 4 is respectively connected with controller 1 and alarm module 5, the induction module 3 is respectively connected with controller 1 and switch module 4, the induction module 3 sends the induction signal detected to controller 1 and switch module 4 respectively, the switch module 4 triggers the power module 2 to conduct according to the induction signal and supplies power for alarm module 5 and controller 1, the controller 1 controls switch module 4 to conduct continuously or disconnect according to the induction signal, the controller 1 also controls alarm module 5 to send warning signal according to the induction signal, preferably, the controller 1 model is APM32E103VET6. Figure 3As shown, the switch module includes a diode D3, the positive of the diode D3 is connected with INT1 terminal, the negative of the diode D3 is divided into two ways, the first way is connected with ground through diode D15 and resistor R74, the second way is connected with one end of circuit R16; the other end of the resistor R16 is divided into three ways, the first way is connected with ground through capacitor C56, the second way is connected with ground through resistor R66, the third way is connected with the base of triode Q10, the emitter of the triode Q10 is connected with ground, the collector of the triode Q10 is connected with one end of resistor R62, the other end of the resistor R62 is connected with one end of resistor R61 and the gate of field effect transistor Q9 respectively, the other end of the resistor R61 and the source of the field effect transistor Q9 are both connected with BAT terminal, the drain of the field effect transistor Q9 is connected with BAT1 terminal.
[0030] As shown in the accompanying drawings, Figure 4 As shown, the first power supply module 21 includes BAT terminal, the BAT terminal is connected with ground through resistor R58, resistor R59 and one end of resistor R60 in turn, the other end of the resistor R60 is connected with one end of capacitor C52, one end of capacitor C49 and Vin terminal of voltage stabilizer V2 respectively, Vout terminal of the voltage stabilizer V2 is connected with one end of capacitor C50, one end of capacitor C51 and 3.3V-A terminal respectively, the other end of the capacitor C49, the other end of the capacitor C50, the other end of the capacitor C51, the other end of the capacitor C52 and GND terminal of the voltage stabilizer V2 are connected with ground.
[0031] As shown in the accompanying drawings, Figure 5 As shown, the second power supply module 22 includes voltage regulator U9, first voltage conversion module 221 and second voltage conversion module 222 which are connected with each other, the voltage regulator U9 is connected with alarm module 5 through the first voltage conversion module 221, the voltage regulator U9 is connected with controller 1 through the second voltage conversion module 222, the model of the voltage regulator U9 is TD1509PR.
[0032] The first voltage conversion module 221 includes inductor L5, one end of the inductor L5 is connected with pin 2 of the voltage regulator U9 and the negative of diode D19 respectively, the other end of the inductor L5 is connected with alarm module 5, one end of capacitor C58, one end of resistor R68, one end of capacitor C28, one end of resistor C57 and the second voltage conversion module 222 respectively, the node connected with the other end of the capacitor C58 and the other end of the resistor R68 is connected with pin 3 of the voltage regulator U9 and one end of resistor R69 respectively, pin 4 of the voltage regulator U9, the positive of diode D19, the other end of resistor R69, the other end of capacitor C28 and the other end of capacitor C57 are all connected with ground.
[0033] The second voltage conversion module 222 comprises a diode D12, the positive electrode of the diode D12 is connected with the first voltage conversion module 221, the negative electrode of the diode D12 is connected with one end of the capacitor C63, one end of the capacitor C62 and the Vin end of the voltage stabilizer V3 respectively, the Vout end of the voltage stabilizer V3 is connected with one end of the capacitor C60, one end of the capacitor C61 and the controller 1 respectively, the other end of the capacitor C60, the other end of the capacitor C61, the other end of the capacitor C62, the other end of the capacitor C63 and the GND end of the voltage stabilizer V2 are grounded.
[0034] Working principle:
[0035] The controller 1 sets the inductor U7 into the anti-theft mode through the SDA1 end and the SCL1 end, at this time, the first power supply module 21 only provides the working power for the inductor U7, and the second power supply module 22 is in the power-off state, that is, enters the power saving mode.
[0036] When the inductor U7 moves, the inductor U7 will detect the sensing signal and send it to the controller 1 and the switching module 4 through the INT1 end, at this time, the switching module 4 receives the sensing signal and triggers the field effect tube Q9 to conduct, that is, the BAT end and the BAT1 end are turned on, the second power supply module 22 can provide power for the controller 1 and the alarm module 5, the P_ON end of the controller 1 sends a high level to the switching module 4, at the same time, the signal port of the INT1 end is automatically cleared, the switching module 4 is continuously turned on, so that the second power supply module 22 provides working power for the controller 1 and the alarm module 5, the controller 1 controls the alarm module to send an alarm signal through the HORN end, after reaching the preset alarm time, the inductor U7 reenters the anti-theft mode and waits for the next trigger. At this time, the P_ON end of the controller 1 sends a low level to the switching module 4, the field effect tube Q9 is cut off, the second power supply module 22 is powered off, and the power supply for the controller 1 and the alarm module 5 is stopped, and the power saving mode is reentered.
[0037] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various equivalent changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalent ranges.
Claims
1. A low power consumption anti-theft circuit, characterized by comprising: The utility model provides an intelligent alarm system, including controller, power module, induction module, switch module and alarm module, one end of power module is connected with induction module electricity, the other end is connected with controller and alarm module electricity through switch module respectively, induction module is connected with controller and switch module electricity respectively, induction module sends the induction signal of detection to controller and switch module respectively, switch module triggers power module conduction and supplies power for alarm module and controller according to induction signal, controller controls switch module to keep on conduction or disconnect according to induction signal, controller still sends warning signal according to induction signal.
2. The anti-theft circuit of claim 1, wherein, The power module includes a first power supply module and a second power supply module, the first power supply module is connected with the induction module, the first power supply module is connected with the second power supply module through the switch module, and the second power supply module is connected with the controller and the alarm module.
3. The anti-theft circuit of claim 1, wherein, The induction module includes an inductor U7, the pin 1 of the inductor U7 is grounded, the pin 2 of the inductor U7 is connected with the SDA1 end of the controller and one end of the resistor R45, the other end of the resistor R45 is connected with one end of the inductor L4, one end of the capacitor C40, the pin 3 of the inductor U7, one end of the resistor R44 and the pin 11 of the inductor U7, the other end of the inductor L4 is connected with the 3.3V-A end and one end of the capacitor C45, the other end of the capacitor C45, the other end of the capacitor C40 and the pin 4 of the inductor U7 are grounded, the pin 5 of the inductor U7 is connected with the INT1 end of the controller, the pin 7 of the inductor U7 is connected with one end of the capacitor C44 and the 3.3V-A end, the other end of the capacitor C44 is grounded, the pin 8 and the pin 9 of the inductor U7 are grounded, the pin 10 of the inductor U7 is connected with the 3.3V-A end through the resistor R46, and the pin 12 of the inductor U7 is connected with the SCL1 end of the controller and the other end of the resistor R44.
4. The anti-theft circuit of claim 3, wherein, The switch module includes a diode D3, the positive electrode of the diode D3 is connected with the INT1 end, the negative electrode of the diode D3 is divided into two paths, the first path is grounded through the diode D15 and the resistor R74, and the second path is connected with one end of the resistor R16; the other end of the resistor R16 is divided into three paths, the first path is grounded through the capacitor C56, the second path is grounded through the resistor R66, and the third path is connected with the base electrode of the triode Q10, the emitter electrode of the triode Q10 is grounded, the collector electrode of the triode Q10 is connected with one end of the resistor R62, the other end of the resistor R62 is connected with one end of the resistor R61 and the gate electrode of the field effect tube Q9, the other end of the resistor R61 and the source electrode of the field effect tube Q9 are connected with the BAT end, and the drain electrode of the field effect tube Q9 is connected with the BAT1 end.
5. The anti-theft circuit of claim 2, wherein, The first power supply module comprises a BAT end, the BAT end is connected in sequence through the resistor R58, the resistor R59 and the one end of the resistor R60, the other end of the resistor R60 is connected with the one end of the capacitor C52, the one end of the capacitor C49 and the Vin end of the voltage stabilizer V2 respectively, the Vout end of the voltage stabilizer V2 is connected with the one end of the capacitor C50, the one end of the capacitor C51 and the 3.3V-A end respectively, the other end of the capacitor C49, the other end of the capacitor C50, the other end of the capacitor C51, the other end of the capacitor C52 and the GND end of the voltage stabilizer V2 are grounded.
6. The anti-theft circuit of claim 2, wherein, The second power supply module comprises a voltage regulator U9, a first voltage conversion module and a second voltage conversion module which are connected with each other, the voltage regulator U9 is electrically connected with the alarm module through the first voltage conversion module, and the voltage regulator U9 is electrically connected with the controller through the second voltage conversion module.
7. The anti-theft circuit of claim 6, wherein, The first voltage conversion module comprises an inductor L5, one end of the inductor L5 is connected with the pin 2 of the voltage regulator U9 and the negative electrode of the diode D19 respectively, the other end of the inductor L5 is connected with the alarm module, the one end of the capacitor C58, the one end of the resistor R68, the one end of the capacitor C28, the one end of the resistor C57 and the second voltage conversion module respectively, the other end of the capacitor C58 and the other end of the resistor R68 are connected with the pin 3 of the voltage regulator U9 and the one end of the resistor R69 respectively, the pin 4 of the voltage regulator U9, the positive electrode of the diode D19, the other end of the resistor R69, the other end of the capacitor C28 and the other end of the capacitor C57 are grounded.
8. The anti-theft circuit of claim 7, wherein, The second voltage conversion module comprises a diode D12, the positive electrode of the diode D12 is connected with the first voltage conversion module, the negative electrode of the diode D12 is connected with the one end of the capacitor C63, the one end of the capacitor C62 and the Vin end of the voltage stabilizer V3 respectively, the Vout end of the voltage stabilizer V3 is connected with the one end of the capacitor C60, the one end of the capacitor C61 and the controller respectively, the other end of the capacitor C60, the other end of the capacitor C61, the other end of the capacitor C62, the other end of the capacitor C63 and the GND end of the voltage stabilizer V2 are grounded.