CN215581787U

CN215581787U - Intelligent remote control system of LED energy-saving lamp

Info

Publication number: CN215581787U
Application number: CN202122176953.1U
Authority: CN
Inventors: 王妍彦
Original assignee: Tangshan Boweibeite Technology Development Co ltd
Current assignee: Tangshan Boweibeite Technology Development Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-01-18
Anticipated expiration: 2031-09-09

Abstract

The utility model relates to the technical field of LED control, and provides an intelligent remote control system of an LED energy-saving lamp, which comprises a control module, a wireless communication module and a switch driving circuit, wherein the control module is communicated with a terminal by means of the wireless communication module, the input end of the switch driving circuit is connected with the control module, and the output end of the driving switch is used for controlling the connection and disconnection between the LED lamp and a battery BT. The terminal equipment can establish communication with the control module through the wireless communication module, and the control module sends different level signal control LED lamp and battery BT between the on-off state through to switch drive circuit, has realized the effect of user remote control LED lamp, even the user reminds outside to forget to turn off the lamp, also can come to turn off the operation to the LED lamp through terminal equipment, has avoided the loss of electric quantity, has improved user's sense of use.

Description

Intelligent remote control system of LED energy-saving lamp

Technical Field

The utility model relates to the technical field of LED control, in particular to an intelligent remote control system of an LED energy-saving lamp.

Background

In recent years, with the rapid development of electronic technology industry and urban construction, the demand of people for lighting is increasing day by day. Meanwhile, high-speed urban development also brings energy problems to the world, and energy conservation and emission reduction become focus problems of various countries. Because of the characteristics of long service life, no pollution, high lighting effect and the like of the LED light source, the LED light source is increasingly applied to various lighting equipment and decoration equipment, thereby providing different requirements for the LED lamp, such as the brightness, the light color temperature and the color of the LED lamp.

The existing LED light is usually controlled in two ways, one way is a mechanical switch, the LED light can be controlled only when the switch is located, the use is inconvenient, and the user experience is not high; the other type adopts infrared remote control, and the user can control the LED lamp within a certain range, so that the LED lamp is more convenient to use. However, when a user goes out, the LED lamp cannot be controlled, and with the increasingly rapid development of the digital technology and the continuous expansion of the wireless communication technology to the common family life, the traditional LED control cannot meet the requirements of good life.

SUMMERY OF THE UTILITY MODEL

The utility model provides an intelligent remote control system of an LED energy-saving lamp, which solves the technical problem that a user cannot remotely control the LED lamp in the prior art.

The technical scheme of the utility model is as follows:

the intelligent remote control system of the LED energy-saving lamp comprises a battery BT, a control module, a wireless communication module and a switch driving circuit, wherein the battery BT is used for supplying power to the LED lamp, the control module is communicated with a terminal by means of the wireless communication module, the input end of the switch driving circuit is connected with the control module, the output end of the driving switch is used for controlling the connection and disconnection between the LED lamp and the battery BT,

the switch control circuit comprises an optical coupler U3, a triode Q3 and a relay K2, wherein a first input end of the optical coupler U3 is connected with a 5V voltage source through a resistor R6, a second input end of the optical coupler U3 is connected with the control module, a first output end of the optical coupler U3 is connected with the 5V voltage source through a resistor R8, a second output end of the optical coupler U3 is grounded, a first output end of the optical coupler U3 is further connected with a base electrode of the triode Q3 through a resistor R7, a collector of the triode Q3 is connected with a coil of the relay K2 in series and then connected with the 5V voltage source, an emitter of the triode Q3 is grounded, a common end of the relay K2 is connected with the anode of a battery BT through a current-limiting resistor R10, and a normally open end of the relay K2 is connected with the anode of an LED lamp.

Further, the LED lamp is also connected with a dimming circuit, the dimming circuit comprises a constant current driving chip U2 and a field effect transistor Q4, an EN pin of the constant current driving chip U2 is connected with a PWM signal output by the control module, a DRV pin of the constant current driving chip U2 is connected with a gate of a field effect transistor Q4 after being connected with a resistor R9 in series, a source electrode of the field effect transistor Q4 is grounded, and a drain electrode of the field effect transistor Q4 is connected with a cathode of the LED lamp.

Further, the utility model also comprises an automatic charging module, the automatic charging module comprises a rectifying circuit, a relay K1, a triode Q1, a comparator U1, resistors R1 and R2, the input end of the rectifying circuit is connected with the commercial power, the output end of the rectifying circuit is connected with the common end of the relay K1, the normally open end of the relay K1 is connected with the anode of the battery BT, the resistors R1 and R2 are sequentially connected between the anode and the cathode of the battery BT in series, the connection point of the resistors R1 and R2 is connected with the control end of the comparator U1, the anode of the comparator U1 is connected with the cathode of the battery BT, the cathode of the comparator U1 is connected with the first end of the resistor R3, the second end of the resistor R3 is connected with the anode of the diode D1, the cathode of the diode D1 is connected with the base of the triode Q1, the first end of the resistor R3 is also connected with the anode of the battery BT through the resistor R4, the emitter of the triode Q1 is connected with the negative electrode of the battery BT, the collector of the triode Q1 is connected with the positive electrode of the battery BT after being connected with the coil of the relay K1 in series, the collector of the triode Q1 is also connected with the anode of a diode D2, and the cathode of the diode D2 is connected with the control end of the comparator U1 through a resistor R5.

Further, the rectifier circuit comprises a transformer T1, a rectifier DB1 and a filter capacitor C1, wherein the primary side of the transformer T1 is connected with commercial power, the secondary side of the transformer T1 is connected with the input end of the rectifier DB1, the filter capacitor C1 is connected between the first output end and the second output end of the rectifier DB1 in parallel, the first output end of the rectifier DB1 is connected with the common end of the relay K1, and the second output end of the rectifier DB1 is connected with the negative electrode of the battery BT.

The working principle and the beneficial effects of the utility model are as follows:

according to the utility model, the terminal equipment can establish communication with the control module through the wireless communication module, the control module can control the on-off state between the LED lamp and the battery BT by sending different level signals to the switch driving circuit, the effect of remotely controlling the LED lamp by a user is realized, even if the user wants to forget to turn off the lamp when going out, the LED lamp can be turned off through the terminal equipment, the loss of electric quantity is avoided, and the use feeling of the user is improved.

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is a schematic block diagram of the architecture of the present invention;

FIG. 2 is a circuit diagram of the control module and the LED lamp of the present invention;

FIG. 3 is a circuit diagram of an automatic charging module according to the present invention;

in the figure: 1. switch drive circuit, 2, dimming circuit.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.

Example 1

As shown in fig. 1, the present embodiment proposes an intelligent remote control system for LED energy-saving lamps,

in the embodiment, the intelligent LED lamp control system comprises a control module, a wireless communication module and a switch driving circuit, wherein the control module is communicated with a terminal by means of the wireless communication module, the input end of the switch driving circuit is connected with the control module, the output end of a driving switch is used for controlling the on-off of an LED lamp and a battery BT, and the battery BT is used for supplying power to the LED lamp and also providing electric quantity for the whole system through a voltage stabilizer.

The terminal equipment can establish communication with the control module through the wireless communication module, and the control module sends different level signal control LED lamp and battery BT between the on-off state through to switch drive circuit, has realized the effect of user remote control LED lamp, even the user reminds outside to forget to turn off the lamp, also can come to turn off the operation to the LED lamp through terminal equipment, has avoided the loss of electric quantity, has improved user's sense of use.

In which, as shown in figure 2,

the switch control circuit comprises an optocoupler U3, a triode Q3 and a relay K2, a first input end of the optocoupler U3 is connected with a 5V voltage source through a resistor R6, a second input end of the optocoupler U3 is connected with a control module, a first output end of the optocoupler U3 is connected with the 5V voltage source through a resistor R8, a second output end of the optocoupler U3 is grounded, a first output end of the optocoupler U3 is also connected with a base electrode of a triode Q3 through a resistor R7, a collector of the triode Q3 is connected with a 5V voltage source after being connected with a coil of a relay K2 in series, an emitter of the triode Q3 is grounded, a common end of the relay K2 is connected with the anode of a battery BT through a current-limiting resistor R10, and a normally open end of the relay K2 is connected with the anode of an LED lamp.

When a user wants to remotely control the LED lamp to be turned off, the user uses a terminal device which is a mobile phone to send a turn-off signal to the control module, the control module processes and operates the signal to send a low-level signal to the switch driving circuit, at the moment, the optocoupler U3 is switched on, the base voltage of the triode Q3 is pulled down, the triode Q3 is switched off, the relay K2 is not switched on, the normally-open end is disconnected, the connection between the LED lamp and the battery BT is disconnected, and the LED lamp is turned off. When a user is approaching home, the LED lamp is required to be turned on in advance, the terminal equipment is utilized to send a turn-on signal to the control module, the control module processes and operates the signal to send a high-level signal to the switch driving circuit, the optocoupler U3 is cut off at the moment, the triode Q3 is switched on, the corresponding relay K2 is switched on, the normally-open end is closed, a power supply loop is formed between the LED lamp and the battery BT, and the LED lamp is turned on.

In the case of the example 2, the following examples are given,

as shown in fig. 2, on the basis of embodiment 1, the LED lamp in this embodiment is further connected to a dimming circuit,

the dimming circuit comprises a constant current driving chip U2 and a field effect transistor Q4, an EN pin of the constant current driving chip U2 is connected with a PWM signal output by the control module, a DRV pin of the constant current driving chip U2 is connected with a grid electrode of a field effect transistor Q4 after being connected with a resistor R9 in series, a source electrode of the field effect transistor Q4 is grounded, and a drain electrode of the field effect transistor Q4 is connected with a cathode of the LED lamp.

The model of the constant current driving chip U2 is QX9920, PWM signals are added at an enable end EN of the constant current driving chip, the brightness of the LED lamp is controlled through a field-effect tube Q4 connected with an output end, a user can send brightness adjusting and dimming signals to the control module through terminal equipment, the control module outputs PWM signals with different duty ratios according to the signals, the conduction state of the field-effect tube Q1 is changed after the PWM signals pass through the constant current driving chip U2, and the brightness of the LED lamp is correspondingly changed.

In the case of the example 3, the following examples are given,

as shown in fig. 3, on the basis of embodiment 1, the present embodiment further includes an automatic charging module,

because the LED lamp in the system is powered by the battery BT, the battery BT can still maintain the work of the LED lamp for a period of time in the power failure state. In order to ensure the sufficient electric quantity of the battery BT and avoid the reduction of the service life of the battery BT caused by continuous charging, the problem is solved by an automatic charging module. The automatic charging module comprises a rectifying circuit, a relay K1, a triode Q1, a comparator U1, resistors R1 and R2, wherein the input end of the rectifying circuit is connected with mains supply, the output end of the rectifying circuit is connected with the common end of the relay K1, the normally open end of the relay K1 is connected with the anode of the battery BT, the resistors R1 and R2 are sequentially connected between the anode and the cathode of the battery BT in series, the connecting point of the resistors R1 and R2 is connected with the control end of the comparator U1, the anode of the comparator U1 is connected with the cathode of the battery BT, the cathode of the comparator U1 is connected with the first end of a resistor R3, the second end of the resistor R3 is connected with the anode of a diode D1, the cathode of the diode D1 is connected with the base of a triode Q1, the first end of the resistor R637 is also connected with the anode of the battery through a resistor R4, the emitter of the triode Q1 is connected with the cathode of the battery BT, the collector of the triode Q1 is connected with the collector of the battery BT, the collector of the triode BT 1 is connected with the collector of the relay K1, the cathode of the diode D2 is connected to the control terminal of the comparator U1 through a resistor R5.

In this embodiment, when the voltage of the battery BT reaches the charging set value, the voltage divided by the resistors R1 and R2 and input to the control end of the comparator U1 is smaller than the 2.5V threshold of the comparator U1, at this time, the comparator U1 is turned off, the first end of the resistor R3 is connected to the positive electrode of the battery BT through the resistor R4, so the transistor Q1 is driven to be turned on, the relay K1 connected in series therewith is also turned on, the normally open point is closed, and the dc output by the rectifying circuit charges the battery BT. When the transistor Q1 is turned on, the level of the control terminal of the comparator U1 is continuously pulled down for a period of time through the diode D2 and the resistor R5, and the charging state is maintained.

When the battery BT is fully charged, the voltage divided by the resistors R1 and R2 and input to the control end of the comparator U1 is greater than the 2.5V threshold of the comparator U1, at this time, the comparator U1 is turned on, the level of the first end of the resistor R3 is pulled low, so the triode Q1 is turned off, the relay K1 connected in series with the triode Q1 is also turned off, the normally-on point is turned off, and the rectifying circuit stops charging the battery BT.

In the embodiment, the rectifying circuit comprises a transformer T1, a rectifier DB1 and a filter capacitor C1, wherein the primary side of the transformer T1 is connected with a commercial power, the secondary side of the transformer T1 is connected with the input end of a rectifier DB1, the filter capacitor C1 is connected between the first output end and the second output end of the rectifier DB1 in parallel, the first output end of the rectifier DB1 is connected with the common end of a relay K1, and the second output end of the rectifier DB1 is connected with the negative electrode of the battery BT.

The comparator U1 in this embodiment is an adjustable reference power supply of model TL431, which can be continuously adjusted from 2.5V to 36V, has flat temperature characteristics in the whole temperature range and low output noise, and the TL431 can meet the requirements of most electronic manufacturing, and has small package volume and low price. In this embodiment, the TL431 keeps the anode of the TL431 at 2.5V by adjusting the voltage of the cathode, so when the control terminal is less than 2.5V, the comparator U1 is not turned on; when the control end is larger than or equal to 2.5V, the comparator U1 is conducted.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

The intelligent remote control system of the LED energy-saving lamp comprises a battery BT, and is characterized by also comprising a control module, a wireless communication module and a switch driving circuit (1), wherein the battery BT is used for supplying power to the LED lamp, the control module is communicated with a terminal by means of the wireless communication module, the input end of the switch driving circuit (1) is connected with the control module, the output end of the switch driving circuit (1) is used for controlling the connection and disconnection between the LED lamp and the battery BT,

switch drive circuit (1) includes opto-coupler U3, triode Q3 and relay K2, the first input of opto-coupler U3 passes through resistance R6 and connects 5V voltage source, the second input of opto-coupler U3 is connected control module, the first output of opto-coupler U3 passes through resistance R8 and connects 5V voltage source, the second output ground connection of opto-coupler U3, the first output of opto-coupler U3 still passes through resistance R7 and connects triode Q3's base, triode Q3's collecting electrode is established ties connect 5V voltage source behind relay K2's the coil, triode Q3's projecting pole ground connection, the positive pole of battery is connected behind relay K2's the common terminal through current-limiting resistance R10, the positive pole of LED lamp is connected to the normally open end of relay K2.
2. The intelligent remote control system of the LED energy-saving lamp as claimed in claim 1, wherein the LED lamp is further connected with a dimming circuit (2), the dimming circuit (2) comprises a constant current driving chip U2 and a field effect transistor Q4, an EN pin of the constant current driving chip U2 is connected with a PWM signal output by the control module, a DRV pin of the constant current driving chip U2 is connected with a gate of a field effect transistor Q4 after being connected with a resistor R9 in series, a source of the field effect transistor Q4 is grounded, and a drain of the field effect transistor Q4 is connected with a cathode of the LED lamp.
3. The intelligent remote control system of the LED energy-saving lamp as claimed in claim 1, further comprising an automatic charging module, wherein the automatic charging module comprises a rectifying circuit, a relay K1, a transistor Q1, a comparator U1, and resistors R1 and R2, an input end of the rectifying circuit is connected with the mains supply, an output end of the rectifying circuit is connected with the common end of the relay K1, a normally open end of the relay K1 is connected with the positive electrode of the battery BT, the resistors R1 and R2 are sequentially connected in series between the positive electrode and the negative electrode of the battery BT, a connection point of the resistors R1 and R2 is connected with the control end of the comparator U1, an anode of the comparator U1 is connected with the negative electrode of the battery BT, a cathode of the comparator U1 is connected with the first end of a resistor R3, a second end of the resistor R3 is connected with an anode of a diode D1, a cathode of the diode D1 is connected with a base of the transistor Q1, the first end of the resistor R3 is also connected with the positive electrode of the battery BT through a resistor R4, the emitter electrode of the triode Q1 is connected with the negative electrode of the battery BT, the collector electrode of the triode Q1 is connected with the positive electrode of the battery BT after being connected with the coil of the relay K1 in series, the collector electrode of the triode Q1 is also connected with the anode of a diode D2, and the cathode of the diode D2 is connected with the control end of the comparator U1 through a resistor R5.
4. The intelligent remote control system for the LED energy-saving lamp as claimed in claim 3, wherein the rectification circuit comprises a transformer T1, a rectifier DB1 and a filter capacitor C1, the primary side of the transformer T1 is connected with the commercial power, the secondary side of the transformer T1 is connected with the input end of the rectifier DB1, the filter capacitor C1 is connected in parallel between the first output end and the second output end of the rectifier DB1, the first output end of the rectifier DB1 is connected with the common end of the relay K1, and the second output end of the rectifier DB1 is connected with the negative electrode of the battery BT.