CN219145661U

CN219145661U - Energy-saving LED light depth adjusting circuit

Info

Publication number: CN219145661U
Application number: CN202223612020.3U
Authority: CN
Inventors: 陈堉
Original assignee: Jiangmen Junxin Microelectronics Co ltd
Current assignee: Jiangmen Junxin Microelectronics Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-06
Anticipated expiration: 2032-12-31

Abstract

The utility model relates to the technical field of electronic circuits, and particularly discloses an energy-saving LED light depth adjusting circuit which comprises a single chip microcomputer control circuit, a key setting circuit, a light adjusting circuit, a light intensity detecting circuit and a power module, wherein the power module is respectively and electrically connected with the single chip microcomputer control circuit, the light adjusting circuit and the light intensity detecting circuit, and the key setting circuit, the light adjusting circuit and the light intensity detecting circuit are electrically connected with the single chip microcomputer control circuit. According to the utility model, the singlechip control circuit is arranged to output the brightness adjusting signal to control the light emitting brightness of the light adjusting circuit, the light intensity detecting circuit is arranged to detect the current environment brightness, and meanwhile, the light emitting brightness of the LED lamp is adjusted and controlled according to the current environment brightness, so that the automatic dimming function is realized, the intelligent degree is high, and the energy is saved.

Description

Energy-saving LED light depth adjusting circuit

Technical Field

The utility model relates to the technical field of electronic circuits, in particular to an energy-saving LED light depth adjusting circuit.

Background

The traditional LED illumination has low requirements on the brightness adjustment range, and the brightness of a plurality of gears is usually set. Along with the intelligent development of the LED lamp, the requirements of users on the adjustment range of the brightness of the LED lamp are larger and larger, and particularly, the requirements of low brightness are met. The existing LED circuit cannot meet the requirements of users, and the brightness of the lamp is controlled through an external manual light modulator, namely an external light modulator is needed to be an auxiliary device to realize the light modulating function of the lamp. The dimming mode needs to be additionally provided with a dimmer, can be controlled manually, is not intelligent enough and is not energy-saving enough.

Disclosure of Invention

The technical problem to be solved by the utility model is to provide the energy-saving LED light depth adjusting circuit aiming at the defects in the prior art, the singlechip control circuit is arranged to output the brightness adjusting signal to control the light emitting brightness of the light adjusting circuit, the light intensity detecting circuit is arranged to detect the current environment brightness, and meanwhile, the light emitting brightness of the LED lamp is adjusted and controlled according to the current environment brightness, so that the automatic dimming function is realized, the intelligent degree is high, and the energy is saved.

In order to solve the technical problems, the technical scheme of the utility model is as follows:

the utility model provides an energy-saving LED light degree of depth adjusting circuit, includes singlechip control circuit, button setting circuit, light adjusting circuit, light intensity detection circuit and power module, power module respectively with singlechip control circuit, light adjusting circuit and light intensity detection circuit electric connection, button setting circuit, light adjusting circuit and light intensity detection circuit all with singlechip control circuit electric connection.

Preferably, the single chip microcomputer control circuit comprises a single chip microcomputer chip U1, a crystal oscillator X1, a capacitor C2, a capacitor C3, a resistor R5 and a reset KEY5, wherein the crystal oscillator X1, the capacitor C2, the capacitor C3, the resistor R5 and the reset KEY5 are all connected with the single chip microcomputer chip U1.

Preferably, the KEY setting circuit comprises a KEY1, a KEY2, a KEY3 and a KEY4, the KEY1, the KEY2, the KEY3 and the KEY4 are all connected with the singlechip chip U1.

Preferably, the light adjusting circuit comprises a resistor R1, a resistor R2, a resistor R3, a luminous tube D1, a triode Q1 and a transistor Q2, wherein one end of the resistor R1 is connected with a twenty-first pin of the singlechip chip U1, the other end of the resistor R1 is connected with a base electrode of the triode Q1, one end of the resistor R2 and a grid electrode of the transistor Q2 are both connected with a collector electrode of the triode Q1, the luminous tube D1 is respectively connected with the transistor Q2 and the resistor R3, and the resistor R2 is connected with the resistor R3.

Preferably, the light intensity detection circuit comprises a photoresistor R11, a resistor R10, a resistor RP1 and an analog-to-digital conversion chip U2, wherein the photoresistor R11, the resistor R10 and the resistor RP1 are all connected with the analog-to-digital conversion chip U2, and the analog-to-digital conversion chip U2 is connected with the single chip microcomputer chip U1.

Preferably, the power module includes a power interface J1 and a power switch SW1, and the power switch SW1 is connected to the single chip microcomputer chip U1 and the power interface J1 respectively.

By adopting the technical scheme, the energy-saving LED light depth adjusting circuit provided by the utility model has the following beneficial effects: the power supply module in the energy-saving LED light depth adjusting circuit is respectively and electrically connected with the singlechip control circuit, the light adjusting circuit and the light intensity detecting circuit, the key setting circuit, the light adjusting circuit and the light intensity detecting circuit are respectively and electrically connected with the singlechip control circuit, the power supply module respectively provides proper working power for the circuits, the singlechip control circuit is arranged to output a brightness adjusting signal to control the light emitting brightness of the light adjusting circuit, and the light adjusting circuit receives a brightness adjusting instruction sent by the singlechip control circuit in real time; and detect current ambient brightness through setting up light intensity detection circuit, adjust the luminance of control LED lamp according to current ambient brightness simultaneously, realize automatic light modulation function, intelligent degree is high, more energy-conserving.

Drawings

Fig. 1 is a schematic circuit diagram of the present utility model.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

As shown in fig. 1, in the schematic circuit diagram of the present utility model, the energy-saving LED light depth adjusting circuit includes a single chip microcomputer control circuit, a key setting circuit, a light adjusting circuit, a light intensity detecting circuit and a power module, wherein the power module is electrically connected with the single chip microcomputer control circuit, the light adjusting circuit and the light intensity detecting circuit, and the key setting circuit, the light adjusting circuit and the light intensity detecting circuit are electrically connected with the single chip microcomputer control circuit. It can be understood that in practical application, the single chip microcomputer control circuit, the key setting circuit, the light adjusting circuit, the light intensity detecting circuit and the power module can be integrated on a PCB circuit board and installed in the LED driving power supply for use.

Specifically, the singlechip control circuit comprises a singlechip chip U1, a crystal oscillator X1, a capacitor C2, a capacitor C3, a resistor R5 and a reset KEY5, wherein the crystal oscillator X1, the capacitor C2, the capacitor C3, the resistor R5 and the reset KEY5 are all connected with the singlechip chip U1. It can be understood that the single chip microcomputer chip U1 adopts an AT89C51 chip, is used as a high-performance CMOS 8-bit microcontroller, is provided with an 8K in-system programmable Flash memory, is used as a control core of the whole LED light depth adjusting circuit, and controls the working states of the circuits through signal processing and signal receiving and transmitting so as to control and adjust the output of brightness adjusting signals.

Specifically, the KEY setting circuit comprises a KEY1, a KEY2, a KEY3 and a KEY4, the KEY1, the KEY2, the KEY3 and the KEY4 are all connected with the singlechip chip U1. It can be understood that the KEY1, KEY2, KEY3 and KEY4 represent brightness outputs of different gear positions, and can be adjusted by a user according to needs.

Specifically, the light adjusting circuit comprises a resistor R1, a resistor R2, a resistor R3, a luminous tube D1, a triode Q1 and a transistor Q2, wherein one end of the resistor R1 is connected with a twenty-first pin of the singlechip chip U1, the other end of the resistor R1 is connected with a base electrode of the triode Q1, one end of the resistor R2 and a grid electrode of the transistor Q2 are both connected with a collector electrode of the triode Q1, the luminous tube D1 is respectively connected with the transistor Q2 and the resistor R3, and the resistor R2 is connected with the resistor R3. It can be understood that the light adjusting circuit adjusts the shunt current by setting the triode Q1 and the transistor Q2, thereby controlling the light emitting brightness of the light emitting tube D1.

Specifically, the light intensity detection circuit comprises a photoresistor R11, a resistor R10, a resistor RP1 and an analog-to-digital conversion chip U2, wherein the photoresistor R11, the resistor R10 and the resistor RP1 are all connected with the analog-to-digital conversion chip U2, and the analog-to-digital conversion chip U2 is connected with the single chip microcomputer chip U1; the power module comprises a power interface J1 and a power switch SW1, wherein the power switch SW1 is respectively connected with the singlechip chip U1 and the power interface J1. It can be understood that the analog-to-digital conversion chip U2 adopts an ADC0809 analog-to-digital conversion chip, the photoresistor R11 is used for detecting light intensity signals, and outputting digital signals to the singlechip chip U1 for signal processing after analog-to-digital conversion by the analog-to-digital conversion chip U2, and finally outputting brightness control signals according to the light intensity signals to control the light emitting brightness of the light adjusting circuit, so as to realize an automatic dimming function. The power interface J1 is connected to an external power supply.

It can be understood that the utility model has reasonable design and unique structure, and outputs the brightness adjusting signal to control the luminous brightness of the lamplight adjusting circuit by arranging the singlechip control circuit, and the lamplight adjusting circuit receives the brightness adjusting instruction sent by the singlechip control circuit in real time; and detect current ambient brightness through setting up light intensity detection circuit, adjust the luminance of control LED lamp according to current ambient brightness simultaneously, realize automatic light modulation function, intelligent degree is high, more energy-conserving.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. An energy-saving LED light depth adjusting circuit is characterized in that: the intelligent LED lamp comprises a single-chip microcomputer control circuit, a key setting circuit, a light adjusting circuit, a light intensity detecting circuit and a power module, wherein the power module is respectively and electrically connected with the single-chip microcomputer control circuit, the light adjusting circuit and the light intensity detecting circuit, and the key setting circuit, the light adjusting circuit and the light intensity detecting circuit are electrically connected with the single-chip microcomputer control circuit.

2. The energy efficient LED light depth adjustment circuit of claim 1, wherein: the singlechip control circuit comprises a singlechip chip U1, a crystal oscillator X1, a capacitor C2, a capacitor C3, a resistor R5 and a reset KEY5, wherein the crystal oscillator X1, the capacitor C2, the capacitor C3, the resistor R5 and the reset KEY5 are all connected with the singlechip chip U1.

3. The energy efficient LED light depth adjustment circuit of claim 2, wherein: the KEY setting circuit comprises a KEY1, a KEY2, a KEY3 and a KEY4, the KEY1, the KEY2, the KEY3 and the KEY4 are all connected with the singlechip chip U1.

4. The energy efficient LED light depth adjustment circuit of claim 2, wherein: the lamplight adjusting circuit comprises a resistor R1, a resistor R2, a resistor R3, a luminous tube D1, a triode Q1 and a transistor Q2, wherein one end of the resistor R1 is connected with a twenty-first pin of the singlechip chip U1, the other end of the resistor R1 is connected with a base electrode of the triode Q1, one end of the resistor R2 and a grid electrode of the transistor Q2 are both connected with a collector electrode of the triode Q1, the luminous tube D1 is respectively connected with the transistor Q2 and the resistor R3, and the resistor R2 is connected with the resistor R3.

5. The energy efficient LED light depth adjustment circuit of claim 2, wherein: the light intensity detection circuit comprises a photoresistor R11, a resistor R10, a resistor RP1 and an analog-to-digital conversion chip U2, wherein the photoresistor R11, the resistor R10 and the resistor RP1 are all connected with the analog-to-digital conversion chip U2, and the analog-to-digital conversion chip U2 is connected with the single chip microcomputer chip U1.

6. The energy efficient LED light depth adjustment circuit of claim 2, wherein: the power module comprises a power interface J1 and a power switch SW1, and the power switch SW1 is respectively connected with the singlechip chip U1 and the power interface J1.