CN210225824U

CN210225824U - Lamp capable of realizing automatic dimming by utilizing distance sensor

Info

Publication number: CN210225824U
Application number: CN201920676130.5U
Authority: CN
Inventors: Liye Zhao; 赵瓅晔; Cong Gao; 高聪; Pingli Qi; 戚平礼
Original assignee: Xi'an Feifaxi Intelligent Technology Co Ltd
Current assignee: Feishi Intelligent Technology (Suzhou) Co.,Ltd.
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-03-31
Anticipated expiration: 2029-05-13

Abstract

The utility model provides a lamp which realizes automatic dimming by utilizing a distance sensor, which is characterized by comprising an 0/1-10V dimmer, a controller and a singlechip, wherein the 0/1-10V dimmer is used for driving an LED lamp and receiving a PWM signal of the singlechip to dim the LED lamp; an LED luminaire, which is a subject to be dimmed; the singlechip main control device is connected with the distance sensor module to acquire distance information of an object, and analyzes and processes the acquired distance information so as to output a PWM signal to control the 0/1-10V dimmer and further realize dimming control of a lamp; the FOT distance sensor module is used for acquiring distance information of an object in real time and analyzing and processing the distance information by the single chip microcomputer; and an AC/DC power supply supplies power for the singlechip. The utility model has the advantages that: the high-precision induction control and automatic dimming lamp is low in manufacturing cost, high in working efficiency, low in energy loss and good in energy-saving effect, and can meet the application occasion of accurate control of the lamp.

Description

Lamp capable of realizing automatic dimming by utilizing distance sensor

Technical Field

The utility model relates to a lamps and lanterns, in particular to utilize distance sensor to realize automatic lamps and lanterns of adjusting luminance.

Background

With the continuous development and progress of electronic science and technology, the lighting industry also shows a plurality of new lighting lamps like bamboo shoots in spring after rain. The existing automatic dimming lamp comprises a human body infrared induction lamp, a voice control induction lamp, an illumination sensor induction lamp and the like, the induction lamps receive induction signals according to corresponding sensors to realize automatic dimming, and although the induction lamps realize automatic and intelligent control, a plurality of problems still exist, for example, the induction lamps have large induction errors and cannot realize accurate induction control, so that the situation that the lamps need to be accurately controlled cannot be met; and the energy consumption is high, and many LED lamps are not green energy-saving, so that a large amount of resources are wasted.

Disclosure of Invention

An object of the utility model is to solve the shortcoming of above-mentioned prior art, provide an utilize distance sensor to realize accurate control, can automatic light modulation's lamps and lanterns. In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a lamp capable of realizing automatic dimming by using a distance sensor comprises an 0/1-10V dimmer, a distance sensor module, a single chip microcomputer and an AC/DC power supply.

The 0/1-10V light modulator is controlled by the PWM signal output by the singlechip, and the LED lamp is controlled by controlling the 0/1-10V light modulator, so that the aim of light modulation is achieved.

The distance sensor module is a VL53L1X main control chip of the Italian semiconductor company, the measuring range of the chip is 5cm-400cm, the power consumption is small, the size is small, the installation is convenient, the error is small, two interfaces of a serial port and an IIC can be in communication connection with a single chip microcomputer, and the distance sensor module is very convenient and fast.

The singlechip is MKE02 series singlechip, and is mainly used for being in communication connection with the distance sensor module, acquiring and processing data obtained by the distance sensor module, and outputting PWM signals to control the 0/1-10V dimmer.

An AC/DC power supply is also included to provide a stable power supply for the entire system.

The LDO low dropout regulator is connected with the power input end of the single chip microcomputer and provides a stable power supply for the single chip microcomputer.

Compared with the prior art, the utility model discloses following beneficial effect has:

the distance sensor module can collect the distance information of an object in real time and send the distance information to the single chip microcomputer, and after algorithm processing is carried out in the single chip microcomputer, the single chip microcomputer is determined to output a PWM signal to the 0/1-10V light modulator, and the purpose of controlling the light modulation of the LED lamp is further achieved. The device is low in cost, simple in system implementation and good in stability, high-precision dimming control can be achieved according to the distance sensor module, and high-precision and automatic dimming control can be further achieved according to distance information of an object.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a topological diagram of the single chip microcomputer connection circuit of the present invention;

FIG. 3 is a topological diagram of the AC/DC power supply of the present invention;

fig. 4 is a circuit topology diagram of the LDO low dropout linear regulator of the present invention;

fig. 5 is a circuit topology diagram of the distance sensor module of the present invention;

fig. 6 is a topological diagram of the program burning and debugging interface of the single chip microcomputer.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The present invention will be described in further detail with reference to the accompanying drawings:

referring to fig. 1, the utility model relates to a utilize distance sensor to realize lamps and lanterns of automatic dimming, including 0/1-10V dimmer, distance sensor module, singlechip and AC/DC power supply, LED lamps and lanterns that still are dimmed.

In this embodiment, the 0/1-10V light modulator used may be any commercially available qualified product that meets the national standard, and there is no specific limitation, which also highlights the flexibility and simplicity of the present invention. The 0/1-10V dimmer has the functions that the input end receives a PWM signal from the singlechip, and the output end realizes dimming of the LED lamp according to the PWM signal. The distance sensor module is used for measuring an object in a detection range of the distance sensor and transmitting measured data to the single chip microcomputer through a serial port or an IIC communication interface, and the single chip microcomputer receives and analyzes the received data to determine and output a corresponding PWM signal to the 0/1-10V light modulator, so that the LED lamp capable of automatically adjusting light is realized. In practical use, the user can define how far the distance sensor module senses to output a corresponding PWM signal to adjust the LED lamp. The LED lamp can be any qualified product meeting the national standard, and the flexibility of the utility model is also highlighted. The system also comprises an AC/DC power supply which converts 220V alternating current into 5V direct current and is used for providing a stable power supply for the whole system, so that the whole system can stably operate.

Referring to fig. 2, it is a topological diagram of the connection circuit of the MKE02 single chip microcomputer, describing the interface circuit between the distance sensor module and the single chip microcomputer; the singlechip burns and debugs a program interface; and a pin for PWM signal output; the single chip microcomputer has rich functions, various peripherals and higher cost performance, and can completely realize the control and the processing of various sensors.

Referring to fig. 3, a power supply circuit of the whole system, N, L is an input terminal of 220V AC power, and U2 is an AC-DC 5V power module, which converts 220V AC power into 5V DC power for use in the whole system.

Referring to fig. 4, the low dropout linear regulator module 662K converts a 5V dc voltage into a 3.3V dc voltage to supply power to the single chip microcomputer and the distance sensor module. The voltage stabilizer has high stability, safety, reliability and guarantee.

Referring to fig. 5, the circuit connection diagram of the distance sensor module VL53L1X and the single chip microcomputer is that the distance sensor module VL53L1X is connected to the single chip microcomputer through a serial port, the measured distance information of an object is transmitted to the main control single chip microcomputer, and then the main control single chip microcomputer implements a specific dimming strategy through algorithm processing.

Referring to fig. 6, the topological diagram of the program burning and debugging interface of the single chip microcomputer is shown, the program burning and debugging interface facilitates the program burning and debugging of the MKE02 single chip microcomputer, and convenience is provided for later program upgrading.

The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.

Claims

1. The utility model provides a utilize distance sensor to realize lamps and lanterns of automatic dimming, includes 0/1-10V dimmer, distance sensor module, singlechip and AC/DC power supply and controlled LED lamps and lanterns which characterized in that: the input end of the 0/1-10V dimmer is used for receiving PWM signals transmitted from the single chip microcomputer, the output end of the 0/1-10V dimmer is connected with the LED lamp, the LED lamp is controlled through the input PWM signals, dimming control is achieved, the distance sensor module is used for collecting distance information between an object and the sensor and transmitting the distance information to the single chip microcomputer, the single chip microcomputer is used for receiving the distance information transmitted by the sensor, corresponding PWM signals are output to the 0/1-10V dimmer through algorithm processing, and automatic dimming control is further achieved.

2. The light fixture utilizing the distance sensor to realize automatic dimming as claimed in claim 1, wherein the 0/1-10V dimmer is any qualified product according to national regulations.

3. The lamp using the distance sensor for realizing automatic dimming as claimed in claim 1, wherein the LED lamp is any qualified product according to the national regulations.

4. The lamp capable of automatically dimming by using the distance sensor as claimed in claim 1, wherein the distance sensor module and the single chip microcomputer are communicated in a serial port communication manner.

5. The lamp as claimed in claim 1, wherein the distance sensor module transmits measured data to the single-chip microcomputer when the distance sensor module measures that the distance sensor module is within a measurement range of the distance sensor module, and the single-chip microcomputer outputs a corresponding PWM signal to the 0/1-10V dimmer after performing algorithm analysis.

6. The light fixture for realizing automatic dimming using distance sensor as claimed in claim 1, wherein the AC/DC power supply is converting 220V AC into 5V DC.