CN114340093B - Emergency lamp control circuit, emergency device and emergency lamp - Google Patents
Emergency lamp control circuit, emergency device and emergency lamp Download PDFInfo
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- CN114340093B CN114340093B CN202210229565.1A CN202210229565A CN114340093B CN 114340093 B CN114340093 B CN 114340093B CN 202210229565 A CN202210229565 A CN 202210229565A CN 114340093 B CN114340093 B CN 114340093B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses an emergency lamp control circuit, an emergency device and an emergency lamp, wherein the emergency lamp control circuit comprises: safety protection unit, commercial power detecting element and main power supply circuit, alternating voltage connect to safety protection unit's input, safety protection unit's output is connected to first terminal and second terminal respectively, commercial power detecting element's input with first terminal and second terminal are all connected to main power supply circuit's input, commercial power detecting element's output with main power supply circuit's output is connected with the lamp pearl circuit electricity of emergency light. The invention controls the battery to charge through the commercial power detection unit, avoids over-charge and over-discharge, prolongs the service life of the battery and saves energy, and meanwhile, the detachable lamp bead circuit is arranged to realize mobile illumination.
Description
Technical Field
The invention relates to the technical field of circuits, in particular to an emergency lamp control circuit, an emergency device and an emergency lamp.
Background
The emergency lighting lamp is a lamp which can effectively illuminate and display an evacuation channel or can continuously illuminate and continuously work when a normal lighting power supply fails. The LED lamp is widely used in public places and places where intermittent lighting cannot be achieved.
The emergency lighting lamp consists of a light source, a light source driver, a rectifier, an inverter, a battery pack, a sign lamp shell and the like. At ordinary times, 220V alternating current drives a light source to normally illuminate through a light source driver, meanwhile, electric energy is supplemented to the battery pack through the rectifier, and even if the illumination is turned off after work, the rectifier still works in a charging state, so that the battery pack is always in a full combat readiness state. When the commercial power stops suddenly in emergency, the inverter automatically starts the inverter circuit, low-voltage electric energy of the battery pack is converted into high-voltage electric energy, and the light source is driven to continuously illuminate.
In the prior art, a chinese patent with publication number CN104125676A discloses an emergency lighting circuit in 10 months and 29 days in 2014, which can automatically switch to a standby light source to provide lighting when a mains supply is powered off, but does not realize energy-saving charging of a battery, and does not realize movable lighting when the power is off.
The existing emergency lighting circuit is on under the condition of off-line electricity, the battery is charged all the time when the commercial power is normal, energy is not saved, and the service life of the battery is short; in addition, the lighting cannot be moved, so an emergency lamp control circuit capable of saving energy, charging, protecting battery life and moving lighting is needed.
Disclosure of Invention
In view of the above problems, it is an object of the present invention to provide an emergency light control circuit, an emergency device and an emergency light, which can save energy for charging, prolong the life of a battery and provide portable lighting.
The first aspect of the present invention provides an emergency lamp control circuit, including: safety protection unit, commercial power detecting element and main power supply circuit, alternating voltage connect to safety protection unit's input, safety protection unit's output is connected to first terminal and second terminal respectively, commercial power detecting element's input with first terminal and second terminal are all connected to main power supply circuit's input, commercial power detecting element's output with main power supply circuit's output is connected with the lamp pearl circuit electricity of emergency light.
In this scheme, the safety protection unit includes: fuse resistors and piezoresistors;
one end of the safety resistor is connected to a live wire of the alternating voltage, the other end of the safety resistor is connected to the first terminal and one end of the piezoresistor, and a zero line of the alternating voltage is connected to the other end of the piezoresistor and the second terminal.
In this scheme, commercial power detecting element includes: the circuit comprises a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a resistor R21, a resistor R22, a capacitor C7, a capacitor C8, a capacitor C9, a diode D1, a diode D2, a diode D3, a diode ZD1, a triode Q1, a triode Q2, a MOS tube Q3, a chip IC1 and a chip IC2, and the connection relations are as follows:
a first terminal is connected to one end of a resistor R9, the other end of the resistor R9 is grounded, a second terminal is connected to one end of a resistor R10, the other end of the resistor R10 is connected to the anode of a diode D1 and one end of a resistor R11, respectively, the cathode of a diode D1 is grounded through a capacitor C7, the other end of the resistor R11 is connected to the cathode of a diode D2 and the cathode of a diode ZD1, the anode of a diode ZD1 is grounded, the anode of a diode D2 is connected to one end of a resistor R2 and the base of a transistor Q2, the other end of the resistor R2 is connected to the emitter of the transistor Q2, one end of the resistor R2, the second pole of the MOS transistor Q2, one end of the resistor R2, the anode of the battery and the cathode of the diode D2, the collector of the transistor Q2 is connected to one end of the capacitor C2, one end of the resistor R2 and the emitter of the transistor Q2 through the resistor 2, the other end of the resistor R16 is connected to one end of a resistor R15 and the second pole of the MOS transistor respectively, the other end of the resistor R15 is connected to the collector of the triode Q2, the third pole of the MOS transistor is connected to one end of the resistor R22, one end of the resistor R21, one end of the resistor R8 and one end of the resistor R7, the other end of the resistor R22, the other end of the resistor R21, the other end of the resistor R8 and the other end of the resistor R7 are connected to the terminal G, the other end of the resistor R17 is connected to the 2 nd end of the chip IC1 and one end of the capacitor C9, the other end of the capacitor C9, the 3 rd end of the chip IC1 and the 6 th end of the chip IC2 are connected to the battery cathode B-, the 4 th end of the chip IC1 is connected to the 1 st end of the chip IC2, the 5 th end of the chip IC1 is grounded through a resistor R18, the 6 th end of the chip IC1 is connected to the 3 rd end of the chip IC2, and the 4 th end of the chip IC2 is grounded.
In this scheme, main power supply circuit includes: rectifier bridge BD1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R19, resistance R20, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity EC2, diode D4, diode D5, inductance T1 and chip U1, the connection relation is as follows:
a first terminal is connected to the 1 st end of a rectifier bridge BD1, a second terminal is connected to the 3 rd end of a rectifier bridge BD1, the 2 nd end of the rectifier bridge BD1 is connected to one end of a capacitor C1, one end of a resistor R1 and the 5 and 6 pins of a chip U1, the 4 th end of the rectifier bridge BD1 and the other end of the capacitor C1 are grounded, the other end of the resistor R1 is connected to one end of a resistor R2, the other end of the resistor R2 is connected to the 3 pin of the chip U1, one end of a capacitor C2 and one end of a resistor R19, the other end of the capacitor C2 is connected to one end of a capacitor C3 and the 2 pin of a chip U3, the other end of the capacitor C3 is connected to the 1 pin of the chip U3, the 4 pin of the chip U3 is connected to one end of the resistor R3 and one end of the resistor R3, the other end of the other ends of the diode D3, one end of the resistor R3, the one end of the capacitor EC 3 and the pin of the positive terminal 6857, the chip 3 are connected to the pin of the LED 6857 and the pin of the chip 3, One end of a resistor R4 and the cathode of a diode D4, the anode of a diode D4 is grounded, the pin 2 of the chip U1, the other end of the resistor R3, the other end of the resistor R4 and the other end of the resistor R5 are connected to one end of an inductor T1, the other end of the inductor T1 is connected to the anode of a diode D5, the cathode of the diode D5 is connected to the other end of a resistor R19, the other end of the resistor R20 and the other end of the capacitor EC2 are connected to a cathode terminal LED-, and the cathode terminal LED-is grounded.
In the scheme, the chip U1 is a voltage reduction chip.
A second aspect of the invention provides an emergency device comprising an emergency light control circuit as described in the first aspect.
The invention provides an emergency lamp, which comprises a lamp bead circuit and the emergency lamp control circuit according to the first aspect.
In this scheme, lamp pearl circuit includes: LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8, diode D6, diode D7 and diode D8, wherein the connection relations are as follows:
an anode terminal LED + is connected to an anode of the LED1 and an anode of the LED2, a cathode of the LED1 is connected to an anode of the LED3, a cathode of the LED2 is connected to an anode of the LED4, a cathode of the LED1 is connected to a cathode of the LED2, a cathode of the LED3 and a cathode of the LED4 are connected to a second terminal and an anode of the diode D6, a cathode of the diode D6 is connected to an anode of the diode D7, a cathode of the diode D7 is connected to an anode of the diode D8, a cathode of the diode D8 is connected to an anode of the LED5, an anode of the LED6, an anode of the LED7, an anode of the LED8 and the terminal G, a cathode of the LED5, a cathode of the LED6, a cathode of the LED7, and a cathode of the LED8 are connected to a cathode terminal LED-.
In this embodiment, the LED5, LED6, LED7 and LED8 are integrated on the detachable terminal surface.
In the scheme, the LED1, the LED2, the LED3, the LED4, the LED5, the LED6, the LED7 and the LED8 are white light lamps.
According to the emergency lamp control circuit, the emergency device and the emergency lamp, the commercial power detection unit, the main power circuit and the lamp bead circuit are used for constructing the emergency lamp control circuit, the battery is controlled to be charged through the commercial power detection unit, overcharge and overdischarge are avoided, the service life of the battery is prolonged, energy is saved, and meanwhile, the detachable lamp bead circuit is arranged to realize mobile illumination.
Drawings
Fig. 1 shows a block diagram of an emergency lamp control circuit of the present application.
Fig. 2 shows a circuit diagram of a safety protection unit according to an embodiment of the application.
Fig. 3 shows a circuit diagram of a mains detection unit according to an embodiment of the application.
Fig. 4 shows a circuit diagram of a main power supply circuit according to an embodiment of the present application.
Fig. 5 shows a circuit diagram of a lamp bead circuit according to an embodiment of the present application.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
Fig. 1 shows a block diagram of an emergency lamp control circuit according to the present application.
As shown in fig. 1, the present application discloses an emergency lamp control circuit, comprising: safety protection unit, commercial power detecting element and main power supply circuit, alternating voltage connect to safety protection unit's input, safety protection unit's output is connected to first terminal A1 and second terminal A2 respectively, commercial power detecting element's input with main power supply circuit's input all connects first terminal A1 and second terminal A2, commercial power detecting element's output with main power supply circuit's output is connected with the lamp pearl circuit electricity of emergency light.
The emergency lamp control circuit is constructed by using the safety protection unit, the commercial power detection unit and the main power circuit, wherein the commercial power detection unit is used for detecting the on-off of alternating current, and the main power circuit supplies power to the lamp bead circuit of the emergency lamp when the alternating current is communicated.
It should be noted that the commercial power detection unit includes a rechargeable battery, and when the commercial power is disconnected, the rechargeable battery supplies power to the lamp bead circuit, and when the commercial power is connected, the commercial power detection unit detects the battery state of the rechargeable battery, and when the battery is fully charged, the charging of the battery is disconnected.
According to an embodiment of the present invention, as shown in fig. 2, the security protection unit includes: the fuse resistor F1 and the voltage dependent resistor VR1 have the following specific connection relations: the live wire of the alternating voltage is connected to one end of a fuse resistor F1, the other end of the fuse resistor F1 is connected to one ends of a first terminal A1 and a voltage dependent resistor VR1, and the zero wire of the alternating voltage is connected to the other end of a voltage dependent resistor VR1 and a second terminal A2.
It should be noted that the protection of the utility power detection unit can be realized by arranging the safety protection unit.
Fig. 3 shows a schematic diagram of a mains detection unit circuit.
According to an embodiment of the present invention, as shown in fig. 3, the commercial power detection unit includes: resistors R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R21, R22, R8 and R7, capacitors C7, C8, C9, diodes D1, D2 and D3 ZD1, a triode Q1Q 2, a MOS transistor Q3, chips IC1 and IC2, wherein the specific connection relationship is as follows:
a first terminal a1 is connected to one end of a resistor R9, the other end of the resistor R9 is grounded, a second terminal a2 is connected to one end of a resistor R10, the other end of the resistor R10 is connected to the anode of a diode D1 and one end of a resistor R11 respectively, the cathode of the diode D1 is grounded through a capacitor C7, the other end of the resistor R11 is connected to the cathode of a diode D2 and the cathode of a diode ZD1 respectively, the anode of the diode ZD1 is grounded, the anode of a diode D2 is connected to one end of a resistor R12 and the base of a transistor Q1 respectively, the other end of the resistor R12 is connected to the emitter of a transistor Q1, one end of a resistor R16, the second pole of a MOS transistor Q3, one end of a resistor R17, the anode of a battery B +, the cathode of a diode D3 respectively, the collector of the transistor Q1 is connected to one end of a capacitor C8, one end of a resistor R14 and the base of a transistor Q2 through a resistor R13, the other end of a capacitor C8 and the other end of a resistor R14, The emitter of the transistor Q2 is grounded, the other end of the resistor R16 is connected to one end of a resistor R15 and the second pole of the MOS transistor, the other end of the resistor R15 is connected to the collector of the transistor Q2, the third pole of the MOS transistor is connected to one end of a resistor R22, one end of the resistor R21, one end of a resistor R8, one end of a resistor R7, the other end of the resistor R22, the other end of the resistor R21, the other end of the resistor R8, and the other end of the resistor R7 are connected to the terminal G, the other end of the resistor R17 is connected to the 2 nd end of the IC1 and one end of the capacitor C9, the other end of the capacitor C9, the 3 rd end of the IC1, and the 6 th end of the IC2 are connected to the negative electrode B of the battery, the 4 th end of the IC1 is connected to the 1 st end of the IC2, the 5 th end of the IC1 is grounded through the resistor R18, the 6 th end of the IC1 is connected to the 3 rd end of the IC2, and the 4 th end of the IC2 is grounded. The positive terminal of the diode D3 is connected to terminal B. And the terminals B and G are used as the output end of the commercial power detection unit and are electrically connected to the lamp bead circuit.
In the present invention, the chips IC1 and IC2 are battery protection chips for preventing the battery from being overcharged or overdischarged, and the on/off of the commercial power is detected by D1, D2, Q1, Q2, and Q3. The chip model of IC1 is MTDW01A, and the chip model of IC2 is MT 8205.
Figure 4 shows a principle diagram of the main power supply circuit.
According to an embodiment of the present invention, as shown in fig. 4, the main power supply circuit includes: rectifier bridge BD1, resistance R1, R2, R3, R4, R5, R6, R19, R20, electric capacity C1, C2, C3, EC2, diode D4, D5, inductance T1, chip U1, the concrete relation of connection is: a first terminal a1 is connected to a1 st end of a rectifier bridge BD1, a second terminal a2 is connected to A3 rd end of a rectifier bridge BD1, a2 nd end of the rectifier bridge BD1 is connected to one end of a capacitor C1, one end of a resistor R1 and pins 5 and 6 of a chip U1, a 4 and a 4 th end of the rectifier bridge BD1 and the other end of the capacitor C1 are grounded, the other end of the resistor R1 is connected to one end of a resistor R1, the other end of the resistor R1 is connected to A3 rd pin of the chip U1, one end of the resistor R1 and one end of the resistor R1, the other end of the capacitor C1 is connected to one end of a capacitor C1 and a2 th pin of the chip U1, the other end of the capacitor C1 is connected to a1 st pin of the chip U1, a 4 pin 4 is connected to one end of a resistor R1 and one end of a resistor R1, the other end of the other ends of the resistors R1 and the other ends of the terminals of the diode D1, the one end of the resistor R1, the one end of the resistor 1, the one end of the positive terminal of the resistor 1, the positive terminal of the resistor 1 and the positive terminal of the LED 6857 terminal of the LED1, the diode D1, the resistor 1, the terminal of the diode D1, the diode 1, the terminal of the diode 1, the resistor 1, the terminal of the resistor 1, the chip U6858, the terminal of the resistor R1, the terminal of the chip U1, the second terminal of the chip 1, the chip and the chip 1, the second terminal of the chip U6858, the chip 1, the second terminal of the diode b, the diode b of the diode b3 th and the second terminal of the diode b3 of the diode of the second terminal of the diode b3 of the diode b3 is connected to the diode b3 th and the diode b3 is connected to the second terminal of the diode b 1, the diode b3 is connected to the diode b 1, the diode b3 and the diode b3, the resistor 1, the resistor R1, the resistor R1, the second terminal of the resistor 1, the resistor R685, One end of a resistor R4, the cathode of a diode D4, the anode of a diode D4 is grounded, the pin 2 of the chip U1, the other end of a resistor R3, the other end of a resistor R4 and the other end of the resistor R5 are connected to one end of an inductor T1, the other end of the inductor T1 is connected to the anode of a diode D5, the cathode of the diode D5 is connected to the other end of a resistor R19, the other end of the resistor R20 and the other end of a capacitor EC2 are connected to a cathode terminal LED-, and the cathode terminal LED-is grounded. The positive terminal LED + and the negative terminal LED-are used as the output end of the main power circuit and are electrically connected to the lamp bead circuit.
It should be noted that, in the present invention, the chip U1 is a voltage reduction chip, for example, the type OB3615, the alternating voltage is rectified into a direct current through the rectifier bridge BD1, and then the voltage reduction processing is performed through the chip U1, and the direct current voltage after the voltage reduction processing is provided for the lamp bead circuit to illuminate.
In a second aspect, the invention provides an emergency device, which employs the emergency lamp control circuit.
According to an embodiment of the present invention, as shown in fig. 2, the security protection unit includes: the fuse resistor F1 and the voltage dependent resistor VR1 have the following specific connection relations: the live wire of the alternating voltage is connected to one end of a fuse resistor F1, the other end of the fuse resistor F1 is connected to one ends of a first terminal A1 and a voltage dependent resistor VR1, and the zero wire of the alternating voltage is connected to the other end of a voltage dependent resistor VR1 and a second terminal A2.
It should be noted that the protection of the utility power detection unit can be realized by arranging the safety protection unit.
Fig. 3 shows a schematic diagram of a mains detection unit circuit.
According to an embodiment of the present invention, as shown in fig. 3, the commercial power detection unit includes: resistors R9, R10, R11, R12, R13, R14, R15, R16, R17, R18, R21, R22, R8 and R7, capacitors C7, C8, C9, diodes D1, D2 and D3 ZD1, a triode Q1Q 2, a MOS tube Q3, chips IC1 and IC2, wherein the specific connection relationship is as follows:
a first terminal a1 is connected to one end of a resistor R9, the other end of the resistor R9 is grounded, a second terminal a2 is connected to one end of a resistor R10, the other end of the resistor R10 is connected to the anode of a diode D1 and one end of a resistor R11 respectively, the cathode of the diode D1 is grounded through a capacitor C7, the other end of the resistor R11 is connected to the cathode of a diode D2 and the cathode of a diode ZD1 respectively, the anode of the diode ZD1 is grounded, the anode of a diode D2 is connected to one end of a resistor R12 and the base of a transistor Q1 respectively, the other end of the resistor R12 is connected to the emitter of a transistor Q1, one end of a resistor R16, the second pole of a MOS transistor Q3, one end of a resistor R17, the anode of a battery B +, the cathode of a diode D3 respectively, the collector of the transistor Q1 is connected to one end of a capacitor C8, one end of a resistor R14 and the base of a transistor Q2 through a resistor R13, the other end of a capacitor C8 and the other end of a resistor R14, The emitter of the transistor Q2 is grounded, the other end of the resistor R16 is connected to one end of a resistor R15 and the second pole of the MOS transistor, the other end of the resistor R15 is connected to the collector of the transistor Q2, the third pole of the MOS transistor is connected to one end of a resistor R22, one end of the resistor R21, one end of a resistor R8, one end of a resistor R7, the other end of the resistor R22, the other end of the resistor R21, the other end of the resistor R8, and the other end of the resistor R7 are connected to the terminal G, the other end of the resistor R17 is connected to the 2 nd end of the IC1 and one end of the capacitor C9, the other end of the capacitor C9, the 3 rd end of the IC1, and the 6 th end of the IC2 are connected to the negative electrode B of the battery, the 4 th end of the IC1 is connected to the 1 st end of the IC2, the 5 th end of the IC1 is grounded through the resistor R18, the 6 th end of the IC1 is connected to the 3 rd end of the IC2, and the 4 th end of the IC2 is grounded.
In the present invention, the chips IC1 and IC2 are battery protection chips for preventing the battery from being overcharged or overdischarged, and the on/off of the commercial power is detected by D1, D2, Q1, Q2, and Q3. The chip model of IC1 is MTDW01A, and the chip model of IC2 is MT 8205.
Figure 4 shows a principle diagram of the main power supply circuit.
According to an embodiment of the present invention, as shown in fig. 4, the main power supply circuit includes: rectifier bridge BD1, resistance R1, R2, R3, R4, R5, R6, R19, R20, electric capacity C1, C2, C3, EC2, diode D4, D5, inductance T1, chip U1, the specific connection relation is: a first terminal a1 is connected to a1 st end of a rectifier bridge BD1, a second terminal a2 is connected to A3 rd end of a rectifier bridge BD1, a2 nd end of the rectifier bridge BD1 is connected to one end of a capacitor C1, one end of a resistor R1 and pins 5 and 6 of a chip U1, a 4 and a 4 th end of the rectifier bridge BD1 and the other end of the capacitor C1 are grounded, the other end of the resistor R1 is connected to one end of a resistor R1, the other end of the resistor R1 is connected to A3 rd pin of the chip U1, one end of the resistor R1 and one end of the resistor R1, the other end of the capacitor C1 is connected to one end of a capacitor C1 and a2 th pin of the chip U1, the other end of the capacitor C1 is connected to a1 st pin of the chip U1, a 4 pin 4 is connected to one end of a resistor R1 and one end of a resistor R1, the other end of the other ends of the resistors R1 and the other ends of the terminals of the diode D1, the one end of the resistor R1, the one end of the resistor 1, the one end of the positive terminal of the resistor 1, the positive terminal of the resistor 1 and the positive terminal of the LED 6857 terminal of the LED1, the diode D1, the resistor 1, the terminal of the diode D1, the diode 1, the terminal of the diode 1, the resistor 1, the terminal of the resistor 1, the chip U6858, the terminal of the resistor R1, the terminal of the chip U1, the second terminal of the chip 1, the chip and the chip 1, the second terminal of the chip U6858, the chip 1, the second terminal of the diode b, the diode b of the diode b3 th and the second terminal of the diode b3 of the diode of the second terminal of the diode b3 of the diode b3 is connected to the diode b3 th and the diode b3 is connected to the second terminal of the diode b 1, the diode b3 is connected to the diode b 1, the diode b3 and the diode b3, the resistor 1, the resistor R1, the resistor R1, the second terminal of the resistor 1, the resistor R685, One end of a resistor R4, the cathode of a diode D4, the anode of a diode D4 is grounded, the pin 2 of the chip U1, the other end of a resistor R3, the other end of a resistor R4 and the other end of the resistor R5 are connected to one end of an inductor T1, the other end of the inductor T1 is connected to the anode of a diode D5, the cathode of the diode D5 is connected to the other end of a resistor R19, the other end of the resistor R20 and the other end of a capacitor EC2 are connected to a cathode terminal LED-, and the cathode terminal LED-is grounded.
It should be noted that, in the present invention, the chip U1 is a voltage reduction chip, for example, the type OB3615, the alternating voltage is rectified into a direct current through the rectifier bridge BD1, and then the voltage reduction processing is performed through the chip U1, and the direct current voltage after the voltage reduction processing is provided for the lamp bead circuit to illuminate.
The invention provides an emergency lamp, which comprises a lamp bead circuit and the emergency lamp control circuit.
Fig. 5 shows a circuit diagram of a lamp bead circuit.
According to the embodiment of the present invention, as shown in fig. 5, the lamp bead circuit includes: LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8, diode D6, D7, D8, the specific relation of connection is: an anode terminal LED + is connected to an anode of the LED1, an anode of the LED2, a cathode of the LED1 is connected to an anode of the LED3, a cathode of the LED2 is connected to an anode of the LED4, a cathode of the LED1 is connected to a cathode of the LED2, a cathode of the LED3 and a cathode of the LED4 are connected to a cathode of the second terminal A2 and an anode of the diode D6, a cathode of the diode D6 is connected to an anode of the diode D7, a cathode of the diode D7 is connected to an anode of the diode D8, a cathode of the diode D8 is connected to an anode of the LED5, an anode of the LED6, an anode of the LED7, an anode of the LED8, a terminal G, a cathode of the LED5, a cathode of the LED6, a cathode of the LED7, and a cathode of the LED8 is connected to a cathode terminal LED-.
It should be noted that, when the commercial power is connected, the LEDs 1-8 are powered by the main power supply to operate normally, and when the commercial power is disconnected, the Q3 is turned on, and the battery supplies power to the LEDs 5, the LEDs 6, the LEDs 7, and the LEDs 8 to operate normally.
According to the embodiment of the invention, the LED5, the LED6, the LED7 and the LED8 are integrated on the surface of the detachable terminal.
It should be noted that by integrating the LEDs 5, 6, LEDs 7, LEDs 8 on the detachable terminal surface, they can be detached to provide removable lighting in the case of battery power. For example, the detachable terminal may be a handheld terminal, which is convenient to move and use.
According to the embodiment of the invention, the LEDs 1, the LEDs 2, the LEDs 3, the LEDs 4, the LEDs 5, the LEDs 6, the LEDs 7 and the LEDs 8 are white light lamps. It should be noted that, on one hand, the white light lamp is adopted to satisfy the lighting habit of the emergency lamp, and simultaneously, the visual field can be clearer.
According to the emergency lamp control circuit, the emergency device and the emergency lamp, the commercial power detection unit, the main power circuit and the lamp bead circuit are used for constructing the emergency lamp control circuit, the battery is controlled to be charged through the commercial power detection unit, overcharge and overdischarge are avoided, the service life of the battery is prolonged, energy is saved, and meanwhile, the detachable lamp bead circuit is arranged to realize mobile lighting.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described device embodiments are merely illustrative, for example, the division of the unit is only a logical functional division, and there may be other division ways in actual implementation, such as: multiple units or components may be combined, or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the coupling, direct coupling or communication connection between the components shown or discussed may be through some interfaces, and the indirect coupling or communication connection between the devices or units may be electrical, mechanical or other forms.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units; can be located in one place or distributed on a plurality of network units; some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, all the functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may be separately regarded as one unit, or two or more units may be integrated into one unit; the integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
Those of ordinary skill in the art will understand that: all or part of the steps for realizing the method embodiments can be completed by hardware related to program instructions, the program can be stored in a computer readable storage medium, and the program executes the steps comprising the method embodiments when executed; and the aforementioned storage medium includes: a mobile storage device, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Alternatively, the integrated unit of the present invention may be stored in a computer-readable storage medium if it is implemented in the form of a software functional module and sold or used as a separate product. Based on such understanding, the technical solutions of the embodiments of the present invention may be essentially implemented or a part contributing to the prior art may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the methods described in the embodiments of the present invention. And the aforementioned storage medium includes: a removable storage device, a ROM, a RAM, a magnetic or optical disk, or various other media that can store program code.
Claims (7)
1. An emergency light control circuit, comprising: the emergency lamp comprises a safety protection unit, a mains supply detection unit and a main power supply circuit, wherein an alternating voltage is connected to the input end of the safety protection unit, the output end of the safety protection unit is respectively connected to a first terminal and a second terminal, the input end of the mains supply detection unit and the input end of the main power supply circuit are respectively connected with the first terminal and the second terminal, and the output end of the mains supply detection unit and the output end of the main power supply circuit are electrically connected with a lamp bead circuit of the emergency lamp;
the safety protection unit includes: fuse resistors and piezoresistors;
one end of the safety resistor is connected to a live wire of the alternating voltage, the other end of the safety resistor is connected to the first terminal and one end of the piezoresistor, and a zero line of the alternating voltage is connected to the other end of the piezoresistor and the second terminal;
the commercial power detection unit includes: the circuit comprises a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a resistor R16, a resistor R17, a resistor R18, a resistor R21, a resistor R22, a capacitor C7, a capacitor C8, a capacitor C9, a diode D1, a diode D2, a diode D3, a diode ZD1, a triode Q1, a triode Q2, a MOS tube Q3, a chip IC1 and a chip IC2, and the connection relations are as follows:
a first terminal is connected to one end of a resistor R9, the other end of the resistor R9 is grounded, a second terminal is connected to one end of a resistor R10, the other end of the resistor R10 is connected to the anode of a diode D1 and one end of a resistor R11, respectively, the cathode of a diode D1 is grounded through a capacitor C7, the other end of the resistor R11 is connected to the cathode of a diode D2 and the cathode of a diode ZD1, the anode of a diode ZD1 is grounded, the anode of a diode D2 is connected to one end of a resistor R2 and the base of a transistor Q2, the other end of the resistor R2 is connected to the emitter of the transistor Q2, one end of the resistor R2, the second pole of the MOS transistor Q2, one end of the resistor R2, the anode of the battery and the cathode of the diode D2, the collector of the transistor Q2 is connected to one end of the capacitor C2, one end of the resistor R2 and the emitter of the transistor Q2 through the resistor 2, the other end of the resistor R16 is respectively connected to one end of a resistor R15 and a second pole of a MOS transistor, the other end of the resistor R15 is connected to a collector of a triode Q2, a third pole of the MOS transistor is connected to one end of a resistor R22, one end of a resistor R21, one end of a resistor R8 and one end of a resistor R7, the other end of the resistor R22, the other end of the resistor R21, the other end of the resistor R8 and the other end of a resistor R7 are connected to a terminal G, the other end of the resistor R17 is connected to the 2 nd end of the chip IC1 and one end of a capacitor C9, the other end of the capacitor C9, the 3 rd end of the chip IC1 and the 6 th end of the chip IC2 are connected to a battery cathode B-, the 4 th end of the chip IC1 is connected to the 1 st end of the chip IC2, the 5 th end of the chip IC1 is grounded through a resistor R18, the 6 th end of the chip IC1 is connected to the 3 rd end of the chip IC2, and the 4 th end of the chip IC2 is grounded; the model of the chip IC1 is MTDW01A, and the model of the chip IC2 is MT 8205.
2. An emergency lamp control circuit according to claim 1, wherein the main power supply circuit comprises: rectifier bridge BD1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, resistance R19, resistance R20, electric capacity C1, electric capacity C2, electric capacity C3, electric capacity EC2, diode D4, diode D5, inductance T1 and chip U1, the connection relation is as follows:
a first terminal is connected to the 1 st end of a rectifier bridge BD1, a second terminal is connected to the 3 rd end of a rectifier bridge BD1, the 2 nd end of the rectifier bridge BD1 is connected to one end of a capacitor C1, one end of a resistor R1 and the 5 and 6 pins of a chip U1, the 4 th end of the rectifier bridge BD1 and the other end of the capacitor C1 are grounded, the other end of the resistor R1 is connected to one end of a resistor R2, the other end of the resistor R2 is connected to the 3 pin of the chip U1, one end of a capacitor C2 and one end of a resistor R19, the other end of the capacitor C2 is connected to one end of a capacitor C3 and the 2 pin of a chip U3, the other end of the capacitor C3 is connected to the 1 pin of the chip U3, the 4 pin of the chip U3 is connected to one end of the resistor R3 and one end of the resistor R3, the other end of the other ends of the diode D3, one end of the resistor R3, the one end of the capacitor EC 3 and the pin of the positive terminal 6857, the chip 3 are connected to the pin of the LED 6857 and the pin of the chip 3, One end of a resistor R4 and the cathode of a diode D4, the anode of a diode D4 is grounded, the pin 2 of the chip U1, the other end of the resistor R3, the other end of the resistor R4 and the other end of the resistor R5 are connected to one end of an inductor T1, the other end of the inductor T1 is connected to the anode of a diode D5, the cathode of the diode D5 is connected to the other end of a resistor R19, the other end of the resistor R20 and the other end of the capacitor EC2 are connected to a cathode terminal LED-, and the cathode terminal LED-is grounded;
the chip U1 is a voltage reduction chip; chip U1 is model OB 3615.
3. An emergency device, characterized in that the device comprises an emergency light control circuit according to any one of claims 1-2.
4. An emergency lamp comprising a lamp bead circuit and an emergency lamp control circuit as claimed in any one of claims 1-2.
5. The emergency lamp of claim 4, wherein the lamp bead circuit comprises: LED1, LED2, LED3, LED4, LED5, LED6, LED7, LED8, diode D6, diode D7 and diode D8, wherein the connection relations are as follows:
an anode terminal LED + is connected to an anode of the LED1 and an anode of the LED2, a cathode of the LED1 is connected to an anode of the LED3, a cathode of the LED2 is connected to an anode of the LED4, a cathode of the LED1 is connected to a cathode of the LED2, a cathode of the LED3 and a cathode of the LED4 are connected to a second terminal and an anode of the diode D6, a cathode of the diode D6 is connected to an anode of the diode D7, a cathode of the diode D7 is connected to an anode of the diode D8, a cathode of the diode D8 is connected to an anode of the LED5, an anode of the LED6, an anode of the LED7, an anode of the LED8 and the terminal G, a cathode of the LED5, a cathode of the LED6, a cathode of the LED7, and a cathode of the LED8 are connected to a cathode terminal LED-.
6. The emergency light of claim 5, wherein the LED5, the LED6, the LED7, and the LED8 are integrated into a surface of the detachable terminal.
7. The emergency light of claim 5, wherein the LED1, LED2, LED3, LED4, LED5, LED6, LED7 and LED8 are white light lamps.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210229565.1A CN114340093B (en) | 2022-03-10 | 2022-03-10 | Emergency lamp control circuit, emergency device and emergency lamp |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210229565.1A CN114340093B (en) | 2022-03-10 | 2022-03-10 | Emergency lamp control circuit, emergency device and emergency lamp |
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| CN114340093B true CN114340093B (en) | 2022-05-31 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023134A (en) * | 2012-12-26 | 2013-04-03 | 深圳市伊爱高新技术开发有限公司 | Switching and protection circuit for standby battery of vehicle-mounted GPS (global positioning system) terminal |
| CN108093525A (en) * | 2017-12-28 | 2018-05-29 | 宁波丽安电子有限公司 | A kind of LED power circuit and control method with inductive power supply |
| CN210670685U (en) * | 2019-09-03 | 2020-06-02 | 惠阳帝宇工业有限公司 | Emergency lamp circuit for ultra-wide input voltage and automatic fault detection |
| JP2021190412A (en) * | 2020-05-26 | 2021-12-13 | リーダーソン ライティング カンパニー リミテッドLeedarson Lighting Co., Ltd. | Emergency lamp control circuit, emergency lamp control device, and lighting fixture |
-
2022
- 2022-03-10 CN CN202210229565.1A patent/CN114340093B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103023134A (en) * | 2012-12-26 | 2013-04-03 | 深圳市伊爱高新技术开发有限公司 | Switching and protection circuit for standby battery of vehicle-mounted GPS (global positioning system) terminal |
| CN108093525A (en) * | 2017-12-28 | 2018-05-29 | 宁波丽安电子有限公司 | A kind of LED power circuit and control method with inductive power supply |
| CN210670685U (en) * | 2019-09-03 | 2020-06-02 | 惠阳帝宇工业有限公司 | Emergency lamp circuit for ultra-wide input voltage and automatic fault detection |
| JP2021190412A (en) * | 2020-05-26 | 2021-12-13 | リーダーソン ライティング カンパニー リミテッドLeedarson Lighting Co., Ltd. | Emergency lamp control circuit, emergency lamp control device, and lighting fixture |
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| CN114340093A (en) | 2022-04-12 |
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