DE212020000699U1 - An intelligently controlled dual purpose illumination and sterilization lamp - Google Patents

Abstract

A dual-purpose lamp for intelligently controlled lighting and sterilization, characterized in that it comprises lighting lamp beads, UV lamp beads, and a driving circuit for driving the lighting lamp beads and UV lamp beads; The driver circuit includes a flyback power supply circuit, DC A DC-to-DC power conversion circuit, a switching circuit for turning on and off the lighting lamp beads, and a single-chip microcomputer connected to the switch circuit and the DC-to-DC power conversion circuit, which includes the flyback power circuit an EMC module, a current transformer circuit and a rectifier filter circuit The EMC module is connected to the mains, the current transformer circuit is connected to the EMC module and the current transformer circuit is located on the primary coil side of the flyback circuit and the rectification filter circuit is located on the secondary coil side of the flyback circuit ; Two of the positive output terminal of the rectifier filter circuit is also connected to the positive and negative output terminals, which are respectively connected to the positive and negative input terminals of the lighting lamp beads DC-to-DC power conversion circuit and the two positive and negative output terminals of the DC-to- DC conversion circuit, UV are connected to the positive and negative input terminals of the lamp bead; the voltage of the lighting circuit converted into a voltage that can be adjusted, the UV lamp bead through a DC-to-DC power conversion circuit, the switching circuit is placed at the negative output end of the rectifier filter circuit, the one-chip
- Microcomputer controls the switching circuit further controls turning the lamp beads and turning off the on and off of the illumination lamp beads, at the same time, the single-chip microcomputer also controls the on and off of the UV lamp beads through the control DC-to-DC power conversion circuit who have favourited Flyback
- power supply circuit also includes a connection with the power converter circuit a control circuit, and the control circuit is connected to the primary winding side of the VCC1 power supply circuit and is located on the secondary winding side of the VCC2 power supply circuit; the microcontroller and VCC2 is connected to the power supply circuit, VCC1 - power supply circuit and VCC2 - power to the control circuits Power for the circuit and the single chip microcomputer.

Description

technical field

The invention relates to a The invention relates to a dual-purpose lamp for intelligently controlled lighting and sterilization, which belongs to the technical field of lighting equipment, which belongs to the technical field of lighting equipment.

State of the art

The existing indoor lamps and lanterns on the market are basically just lighting functions. If you need to disinfect and sterilize the room, you need to buy an ultraviolet germicidal lamp. Purchasing the two types of lamps separately increases the user's usage cost and wastes resources and indoor space. If the lighting function and ultraviolet sterilization function can be combined into one and integrated into the same lamp, it can save resources, save budget and capital, and optimize space allocation.

This application is made on this basis.

object of the invention

In order to solve the above-mentioned disadvantages of the prior art, the present invention provides a dual-purpose lamp for intelligently controlled lighting and sterilization that combines the two functions of lighting and ultraviolet sterilization into one, and the lighting and sterilization functions cannot be turned on at the same time , which saves resources High security.

• Eine Doppelzwecklampe für intelligent gesteuerte Beleuchtung und Sterilisation, bestehend aus Beleuchtungslampenperlen, UV- Lampenperlen und einer Ansteuerschaltung zum Ansteuern der Beleuchtungslampenperlen und UV- Lampenperlen; die Treiberschaltung umfasst eine Rücklaufstromversorgungsschaltung und einen DC zu DC Leistungsumwandlungsschaltung Die Rücklauf-Leistungsversorgungsschaltung umfasst ein EMC- Modul, eine Leistungsumwandlungsschaltung und eine Gleichrichtungsfilterschaltung;
• Das EMV- Modul ist an das Netz angeschlossen, der Stromrichterkreis ist an das EMV- Modul angeschlossen und der Stromwandlerkreis befindet sich auf der Primärspulenseite des Rücklaufstromkreises und der Gleichrichtungsfilterkreis befindet sich auf der Sekundärspulenseite der Rücklaufstromkreises; Zwei der positive Ausgangsanschluß der Gleichrichter - Filterschaltung auch mit dem verbunden ist, positive und negative Ausgangsanschlüsse, die jeweils mit den positiven und negativen Eingangsanschlüssen der Beleuchtungslampe Perlen verbunden sind DC- to- DC Leistungsumwandlungsschaltung und die beiden positiven und negativen Ausgangsanschlüssen
• der DC- to- Gleichstromumwandlungsschaltung verbunden sind UV die positiven und negativen Eingangsklemmen der Lampe bead; die Spannung der Beleuchtungsschaltung in eine Spannung umgewandelt, die angepasst werden kann, die UV - Lampen - korn durch eine DC zu DC Stromumwandlungsschaltung .

In order to achieve the above objectives, the technical solutions adopted by the present invention are as follows:

• A dual-purpose lamp for intelligently controlled lighting and sterilization, consisting of lighting lamp beads, UV lamp beads, and a driving circuit for driving the lighting lamp beads and UV lamp beads; the driver circuit includes a flyback power supply circuit and a DC to DC power conversion circuit; the flyback power supply circuit includes an EMC module, a power conversion circuit, and a rectification filter circuit;
• The EMC module is connected to the mains, the converter circuit is connected to the EMC module, and the current transformer circuit is on the primary coil side of the flyback circuit, and the rectification filter circuit is on the secondary coil side of the flyback circuit; Two of the positive output terminal of the rectifier filter circuit are also connected to the positive and negative output terminals, which are respectively connected to the positive and negative input terminals of the lighting lamp beads DC-to-DC power conversion circuit and the two positive and negative output terminals
• the DC-to-DC conversion circuit UV is connected to the positive and negative input terminals of the lamp bead; the voltage of the lighting circuit is converted into a voltage that can be adjusted, the UV lamp beads by a DC to DC power conversion circuit.

The driver circuit also includes a switching circuit for turning the lighting lamp beads on and off, the switching circuit being located at the negative output end of the rectifier filter circuit.

Furthermore, the driver circuit also includes a single-chip microcomputer connected to the switch circuit and the DC-to-DC conversion circuit. The single-chip microcomputer controls the closing and opening of the circuit and also controls the lighting lamp beads to turn on and off; at the same time, the single-chip microcomputer controls the direct current The DC-to-DC power converter circuit also controls the turning on and off of the UV lamp beads; the flyback circuit also includes a control circuit connected to the power converter circuit, a VCC1 power supply circuit connected to the control circuit and located on the primary coil side, and the VCC2 power supply circuit on the secondary coil side; the single-chip microcomputer is connected to the VCC2 power supply circuit, and the VCC1 power supply circuit and the VCC2 power supply circuit supply power to the control circuit and the single-chip microcomputer, respectively.

In addition, the driver circuit further includes a high-frequency receiving module connected to the VCC2 power supply circuit and the single-chip microcomputer, and the high-frequency receiving module is powered by the VCC2 power supply circuit and controlled by the single-chip microcomputer.

Furthermore, the circuit with MOS tube, MOS tube to the negative input terminal of the lamp beads connected, the G pin of the MOS tube is connected to a control pin of the microcontroller, the microcontroller through MOS achieves the on and off of the lamp control bead tube.

Further, the DC-to-DC power conversion circuit adopts a BUCK solution chip with its own shutdown function, pin 3 of the chip is the shutdown pin, and pin 3 is connected to the control pin of the single-chip microcomputer, so that the UV lamp bead can be powered off One-chip microcomputer to control power on and off.

In addition, the high-frequency receiving module uses a single-chip high-frequency receiver in the frequency range of 300MHz to 450MHz.

In addition, the single-chip microcomputer has a built-in timing control module.

• (1) Die vorliegende Erfindung kombiniert die beiden Funktionen Beleuchtung und Ultraviolett-Sterilisation in einer und wird in derselben Lampe installiert, was effektiv Ressourcen sparen, Kosten sparen und die Innenraumgestaltung optimieren kann.
• (2) In der vorliegenden Erfindung wird der Treiberschaltung ein Schalterkreis hinzugefügt, der die Funktion des Schaltens der Beleuchtung oder der Ultraviolett-Sterilisation allein realisieren kann, das heißt, die Beleuchtungs- und Sterilisationsfunktionen können nicht gleichzeitig eingeschaltet werden.
• (3) Die vorliegende Erfindung fügt eine Funkfrequenz-Empfangsvorrichtung hinzu, und die beiden Funktionen können nach Belieben durch die Fernbedienung umgeschaltet werden.
• (4) Die vorliegende Erfindung weist einen eingebauten Einzelchip-Mikrocomputer auf, der eine Zeitsteuerung der Sterilisationszeit gemäß den Erfordernissen der Verwendungsumgebung durchführen kann. Es wird automatisch heruntergefahren, wenn die Zeit abgelaufen ist. Erfüllen Sie praktischere Bedürfnisse.

The present invention can achieve the following technical effects:

• (1) The present invention combines the two functions of lighting and ultraviolet sterilization into one and installed in the same lamp, which can effectively save resources, save costs and optimize interior design.
• (2) In the present invention, a switching circuit is added to the driving circuit, which can realize the function of switching the lighting or ultraviolet sterilization alone, that is, the lighting and sterilization functions cannot be turned on at the same time.
• (3) The present invention adds a radio frequency receiving device, and the two functions can be switched at will by the remote control.
• (4) The present invention has a built-in single-chip microcomputer capable of timing control of the sterilization time according to the needs of the use environment. It will shut down automatically when the time is up. Meet more practical needs.

character list

• 1 Figure 12 is a circuit module diagram of the A dual purpose intelligently controlled illumination and sterilization lamp of the present invention;
• 2 Figure 12 is a schematic diagram of the A dual purpose intelligently controlled illumination and sterilization lamp of the present invention.

Ways to carry out the invention

• Wie in 1 und 2 gezeigt, umfasst eine Doppelzwecklampe zum intelligent gesteuerten Anzünden und Sterilisieren dieser Ausführungsform Beleuchtungslampenperlen, UV- Lampenperlen und einen Treiber zum Antreiben der Beleuchtungslampenperlen und UV- Lampenperlen (ultraviolette keimtötende Lampenperlen). ) Schaltung;. enthält die Treiberschaltung eine Flyback - Stromversorgungsschaltung und ein DC- to- DC Leistungsumwandlungsschaltung 9 , die Rücklauf - Stromversorgungsschaltung enthält eine EMC - Modul 1 , eine Leistungsumwandlungsschaltung 2 und eine Gleichrichter - Filterschaltung 3 ;
• Das EMV- Modul 1 ist mit dem Netz verbunden, die Stromrichterschaltung 2 ist mit dem EMV- Modul 1 verbunden , und die Stromrichterschaltung 2 befindet sich auf der Primärspulenseite des Rücklaufstromkreises und die Gleichrichterfilterschaltung 3 befindet sich auf der Sekundärspulenseite des Rücklaufstromkreises; Die beiden positiven und negativen Ausgangsanschlüsse der Schaltung 3 sind jeweils mit den positiven und negativen Eingangsanschlüssen der Beleuchtungslampenperlen verbunden; der positive Ausgangsanschluss der Gleichrichterfilterschaltung 3 ist auch mit der DC- to- Gleichstromumwandlungsschaltung 9 , und die beiden von der DC- to- Gleichstromumwandlungsschaltung 9 die positiven und negativen Ausgangsanschlüssen verbunden sind, die positiven und negativen Eingangsanschlüssen der UV - Lampe Perlen, die Netz gleichgerichtet und gefiltert, und die Lampen leuchten nach der AC-DC-Wandlung. Die Treiberschaltung der vorliegenden Erfindung wandelt die Spannung der Beleuchtungsschaltung in eine Spannung geeignet für UV - Lampe Perlen durch die DC- to- DC Leistungsumwandlungsschaltung 9 , und kombiniert die UV - Lampe Perlen und die Beleuchtungslampe Perlen in eine, die Einsparung von Ressourcen und Budget sparen.

In order to make the technical means of the present invention and its achievable technical effects clearer and more complete, the following embodiments are provided and the following detailed descriptions are given in conjunction with the accompanying drawings:

• As in 1 and 2 1, a dual-purpose intelligently controlled lighting and sterilizing lamp of this embodiment includes lighting lamp beads, UV lamp beads, and a driver for driving the lighting lamp beads and UV (ultraviolet germicidal) lamp beads. ) circuit;. the driver circuit includes a flyback power supply circuit and a DC-to-DC power conversion circuit 9, the flyback power supply circuit includes an EMC module 1, a power conversion circuit 2 and a rectifier filter circuit 3;
• The EMC module 1 is connected to the grid, the converter circuit 2 is connected to the EMC module 1, and the converter circuit 2 is on the primary coil side of the flyback circuit, and the rectifier filter circuit 3 is on the secondary coil side of the flyback circuit; The two positive and negative output terminals of the circuit 3 are connected to the positive and negative input terminals of the lighting lamp beads, respectively; the positive output terminal of the rectifier filter circuit 3 is also connected to the DC-to-DC conversion circuit 9, and the two of the DC-to-DC conversion circuit 9 the positive and negative output terminals are connected, the positive and negative input terminals of the UV lamp beads, the mains rectified and filtered, and the lamps light up after AC-DC conversion. The driver circuit of the present invention converts the voltage of the lighting circuit into a voltage suitable for UV lamp beads through the DC-to-DC power conversion circuit 9, and combines the UV lamp beads and the lighting lamp beads into one, saving resources and budget .

Preferably, in this embodiment, the driver circuit further comprises a switch circuit 4 for turning the lighting lamp beads 12 on and off, the switch circuit 4 is arranged at the negative output end of the rectifier filter circuit 3. A separate switch of the lighting or ultraviolet sterilization function can be realized by the switching circuit 4 .

Preferably, in this embodiment, the drive circuit also includes a single-chip microcomputer 8 (MCU can be used) connected to the switch circuit 4 and
the DC-to-DC conversion circuit 9. The single chip computer 8 controls the closing and opening of the switching circuit 4 and also controls the turning on and off of the lighting lamp beads; at the same time, by controlling the DC switch, the microcontroller 8 further controls the DC power conversion circuit 9 to turn the UV on and off of the lamp beads; Flyback power supply circuit further includes a current converter circuit 2 a control circuit connected to 5, and the control circuit 5 is connected and on the primary side The VCC1 power supply circuit 6 on the coil side and the VCC2 power supply circuit 7 on the secondary coil side; The chip microcomputer 8 is connected to the VCC2 power supply circuit 7, and the VCC1 power supply circuit 6 and the VCC2 power supply circuit 7 supply power to the control circuit 5 and the single chip computer 8, respectively.

In preferred embodiments of the present embodiment, the driver circuit further includes a radio frequency receiving module 10, the RF receiving module 10 and VCC2, the power supply circuit 7, and the MCU 8 is connected to the RF receiving module 10 by supplying the VCC2 supply circuit 7 with power controlled by a microcontroller 8. The invention adds a radio frequency receiving device, and the two functions can be switched at will by the remote control to realize the remote control of the lighting and sterilization functions.

EXAMPLE preferred embodiment, the switch circuit 4 uses MOS tube, MOS lighting lamp beads negative input end of the tube is provided, MOS tube G pin connected to the microcontroller 8 a control pin, the microcontroller 8 achieved through MOS lighting switch control tube turn on and off the lamp beads.

Preferred embodiments of the present embodiment, the DC switch DC power converter circuit 9 using the shutdown function comes BUCK embodiment, chip pin 3 is OFF pin, pin 3 is connected to the microcontroller 8 to control the foot, implemented by the Microcontroller 8 controls UV Turn on and off of the lamp beads.

Preferably, the high-frequency receiving module 10 in this embodiment uses a single-chip high-frequency receiver in the frequency range of 300MHz to 450MHz, which has high performance, low power consumption, and a wide range of market applications.

Preferably, in this embodiment, the single chip 8 has a built-in timing module.

Referring to FIG. 2, the overall working principle of the driving circuit of the present invention: After the radio frequency receiving module 10 receives the remote control command, it is input to the single-chip microcomputer 8 (MCU). and the single-chip microcomputer 8 implements corresponding functions according to different commands, such as when a remote control When the device sends a command to turn off the lighting function, the microcontroller 8 receives the command, changes the level of pin 5 to low level, pulls the level of pin G of the MOS tube down, turn off the MOS tube, open the light circuit loop and turn off the lamp bead. The ultraviolet sterilization function is the same. After the MCU 8 receives the light-off command, the MCU pin 86 outputs a low level to lower the level of the U2 chip pin 3 , and the DC- to- DC module is turned off to turn off the ultraviolet sterilization function. The timing shutdown function means that after the MCU 8 receives the timing shutdown command, the internal timer of the MCU 8 starts timing, and when the timing time is reached, the level of pin 6 is pulled down to to realize the timing shutdown function. Because ultraviolet rays are harmful to the human body, protection settings can be added within the microcontroller 8, that is, the lighting of the ultraviolet lamp and the illumination lamp can be set to a single light, that is, the UV lamp, through the software programming of the MCU 8 and the illumination lamp cannot be turned on at the same time. Avoid turning on the two lamps at the same time in actual use, avoid UV light hazards caused by staff misoperation, and ensure the personal safety of indoor staff.
The above content represents a further detailed description of the technical solutions provided in connection with the preferred embodiments of the present invention. It cannot be assumed that the specific implementation of the present invention is based on the above descriptions is limited to the art to which the present invention pertains. A number of simple derivations or substitutions can be made without departing from the concept of the present invention, all of which should be considered within the scope of the present invention.

Reference List

1

EMC module

2

current transformer circuit

3

rectifier filter circuit

4

switch circuit

5

control loop

6

VCC1 power supply circuit

7

VCC2 power supply circuit

8th

MCU

9

DC to DC power conversion circuit

10

HF receiving module 10

Claims (6)

A dual-purpose lamp for intelligently controlled lighting and sterilization, characterized in that it comprises lighting lamp beads, UV lamp beads, and a driving circuit for driving the lighting lamp beads and UV lamp beads; The driver circuit includes a flyback power supply circuit, DC A DC-to-DC power conversion circuit, a switching circuit for turning on and off the lighting lamp beads, and a single-chip microcomputer connected to the switch circuit and the DC-to-DC power conversion circuit, which includes the flyback power circuit an EMC module, a current transformer circuit and a rectifier filter circuit The EMC module is connected to the mains, the current transformer circuit is connected to the EMC module and the current transformer circuit is located on the primary coil side of the flyback circuit and the rectification filter circuit is located on the secondary coil side of the flyback circuit ; Two of the positive output terminal of the rectifier filter circuit is also connected to the positive and negative output terminals, which are respectively connected to the positive and negative input terminals of the lighting lamp beads DC-to-DC power conversion circuit and the two positive and negative output terminals of the DC-to- DC conversion circuit, UV are connected to the positive and negative input terminals of the lamp bead; the voltage of the lighting circuit is converted into a voltage that can be adjusted, turning the UV lamp bead through a DC-to-DC power conversion circuit, the switching circuit is placed at the negative output end of the rectifier filter circuit, the single-chip microcomputer controls the switching circuit Lamp beads further control and turn off the on and off of the illumination lamp beads, at the same time, the single-chip microcomputer further controls the on and off of the UV lamp beads by controlling the DC-to-DC power conversion circuit, which also contains flyback power supply circuit a connection to the power converter circuit a control circuit, and the control circuit is connected to the primary winding side of the VCC1 power supply circuit and is located on the secondary winding side of the VCC2 power supply circuit; the microcontroller and VCC2 is connected to the power supply circuit, VCC1 power supply circuit and VCC2 power to the control circuits power supply for the circuit and the single chip microcomputer. A dual purpose lamp for intelligently controlled lighting and post sterilization claim 1 , characterized in that the driver circuit further comprises a high-frequency receiving module, the high-frequency receiving module is connected to the VCC2 power supply circuit and the single-chip microcomputer, and the high-frequency receiving module is powered by VCC2; The circuit is powered and controlled by the single chip microcomputer. A dual purpose lamp for intelligently controlled lighting and post sterilization claim 1 , characterized in that the circuit uses a MOS tube, the MOS tube is placed at the negative input end of the lighting lamp bead, and the G pin of the MOS tube is connected to the The control pin of the single-chip microcomputer realizes the input and Turn off the lighting lamp beads by the switch control of the MOS tube. A dual purpose lamp for intelligently controlled lighting and post sterilization claim 1 , where the DC to DC power conversion circuit adopts a BUCK solution chip with its own shutdown function and pin 3 the one chip pin shutdown; Pin 3 connected to the control pin of the single-chip microcomputer to realize the control of turning on and off the UV lamp beads by the single-chip microcomputer. A dual purpose lamp for intelligently controlled lighting and post sterilization claim 1 , wherein the high-frequency receiving module uses a one-chip high-frequency receiver in the frequency range of 300 MHz to 450 MHz. A dual purpose lamp for intelligently controlled lighting and post sterilization claim 1 , characterized in that the single-chip microcomputer has a built-in timing module.

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