CN108882437B

CN108882437B - Illumination response cell-phone automatic intelligent lamps and lanterns of adjusting luminance

Info

Publication number: CN108882437B
Application number: CN201810410987.2A
Authority: CN
Inventors: 杨浩; 孙青锋
Original assignee: Anhui Technical College of Mechanical and Electrical Engineering
Current assignee: Du Changchun
Priority date: 2018-05-02
Filing date: 2018-05-02
Publication date: 2020-03-27
Anticipated expiration: 2038-05-02
Also published as: CN108882437A

Abstract

The invention discloses an automatic dimming intelligent lamp of an illumination induction mobile phone, which comprises a fixed rod and a lamp shade, wherein the upper end of the lamp shade is provided with the fixed rod, the fixed rod is provided with a wire box and a control motor, the control motor is fixedly connected with the lamp shade through a traction rope, the wire box is provided with an LED lighting circuit, an integrated control system and a Bluetooth module, the wire box is provided with a photosensitive induction hole, a photosensitive sensor is arranged in the photosensitive induction hole, and the inner wall of the lamp shade is provided with a temperature sensor. The intelligent LED lamp realizes the function of intelligently adjusting the light intensity which cannot be realized by the traditional light source, improves the condition that the existing intelligent LED lamp cannot be corrected when the light is automatically adjusted in error, and meets the illumination requirements in different directions by controlling the motor to stretch the traction rope to adjust the angle of the lampshade.

Description

Illumination response cell-phone automatic intelligent lamps and lanterns of adjusting luminance

Technical Field

The invention relates to the field of lighting lamps, in particular to an intelligent lamp capable of automatically dimming by an illumination induction mobile phone.

Background

There are three major types of lamps on the market today: incandescent lamps, energy saving lamps, LED lamps. The incandescent lamp has short service life, poor stability and comfort, and high energy consumption, and the mercury contained in the energy-saving lamp has great pollution to the environment after the energy-saving lamp is scrapped. The LED lamp has the advantages of energy saving, long service life, environmental protection, no stroboflash and the like, and is dominant in the lamp industry market in the coming years. Lamps in the current market generally only have two states of on and off, and the lighting effect can not meet the requirements of people. Although the LED lamp capable of automatically adjusting the light intensity according to the external brightness also appears at present, the automatic dimming effect can only be satisfied at a poor level due to the influence of the performance of the sensor or other external interference such as temperature, and the angle of the existing LED lamp cannot be adjusted and controlled, so that the illumination at any angle cannot be satisfied.

Disclosure of Invention

In order to overcome the existing defects, the invention provides an automatic dimming intelligent lamp of an illumination induction mobile phone. The invention relates to a light-sensitive sensor and a temperature sensor on an integrated circuit, which transmit acquired sensing data to a CPLD control chip, the CPLD control chip can control the brightness of an LED lamp by changing the form of PWM (pulse-width modulation) waves in an LED lighting circuit in real time, when a user wants to automatically adjust the brightness of the LED lamp or automatically adjust the brightness of the LED lamp inaccurately, the user firstly turns on Bluetooth on a mobile phone, searches for and connects with a target Bluetooth module, then sends an instruction to the target Bluetooth module through a mobile phone interface, the target Bluetooth module receives the instruction and then sends the same instruction to a UART (universal asynchronous receiver/transmitter) end of the CPLD control chip through a serial port line, and then the control chip judges the result, and the aim of manual control is achieved through a program burnt in the control chip. One can use a smart phone specific client to adjust the light effect to the best when the sensor performance is affected or some other external disturbance such as temperature.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides an illumination response cell-phone automatic dimming intelligence lamps and lanterns, includes dead lever, lamp shade, its the upper end of lamp shade is equipped with the dead lever, be equipped with line box, control motor on the dead lever, control motor passes through haulage rope and lamp shade fixed connection, the line box is equipped with LED lighting circuit, integrated control system and bluetooth module, be equipped with the photosensitive induction hole on the line box, the downthehole photosensitive sensor that is equipped with of photosensitive induction, temperature sensor is equipped with on the lamp shade inner wall.

Furthermore, the LED lighting circuit is formed by sequentially connecting an input protection circuit, an EMI filter circuit, an input rectifier, a BUCK BUCK converter, a constant current drive circuit, a PFC circuit and an LED lamp, the integrated control system comprises a CPLD control chip, a Bluetooth module, a photosensitive sensor and a temperature sensor, and the CPLD control chip comprises a certain number of IO pins, a PWM generator and a UART serial port.

Furthermore, the constant current driving circuit is composed of an under-voltage over-temperature protection circuit, a power switch tube MOSFET, a PWM generating circuit, an error amplifier, a comparator, a sampling output circuit and a modulation circuit.

Furthermore, the Bluetooth module can be replaced by one or more of a WIFI module, an infrared module, a zig-zag bee wireless communication module and a GPRS wireless communication module. .

Furthermore, the number of the photosensitive sensors is two, the photosensitive sensors are fixed outside the lampshade and connected with the CPLD control chip through the IO port.

Furthermore, the temperature sensor is fixed inside the lampshade near the light source and connected with the CPLD control chip through the IO port.

Furthermore, a rotating shaft is arranged at the upper end of the fixing rod.

The working principle is as follows: the photosensitive sensor and the temperature sensor on the integrated circuit are connected with the IO pin of the CPLD control chip, and the Bluetooth module is connected with the CPLD control chip through the UART serial port on the CPLD control chip. And a PWM module on a constant current circuit in the LED lighting circuit is connected with a power switch tube MOSFET. The CPLD control chip can control the brightness of the LED lamp by changing the form of the PWM wave according to the data obtained by the sensor in real time, when a user wants to adjust the brightness of the LED lamp by himself or automatically, the user firstly turns on the Bluetooth on the mobile phone, searches and connects with the target Bluetooth module, sends an instruction to the target Bluetooth module through the mobile phone interface, the target Bluetooth module receives the instruction and sends the same instruction to the UART serial port of the CPLD control chip through the serial port line, and then the control chip judges the instruction, the program instructions programmed in the computer program can execute corresponding operations, so as to achieve the purpose of manual control, when different illumination angles are needed, the mobile phone can be used for controlling the motor to pull up the traction rope to enable the lampshade to incline, and then the rotating shaft rotates by any needed angle to achieve the illumination problems of different angles.

Has the advantages that: the invention realizes the function of intelligently adjusting the light intensity which cannot be realized by the traditional light source, improves the condition that the existing intelligent LED lamp cannot be corrected when the automatic dimming is wrong, and can also convert the lighting angle of the lamp according to the requirements of users.

Drawings

Fig. 1 is a circuit schematic of the present invention.

Fig. 2 is a block diagram of the present invention.

Fig. 3 is a structural view of the LED lamp of the present invention.

In the figure: 1-220V of mains supply; 2-an input protection circuit; 3-an EMI filter; 4-an input rectifier; 5-a PFC circuit; a 6-BUCK BUCK converter; 7-power switching tube MOSFET; 8-undervoltage over-temperature protection circuit; 9-rectifying and filtering; 10-sampling output; 11-a comparator; 12-error amplification; 13-a modulation circuit; 14-a PWM generation circuit; 15-a photosensitive sensor; 16-a PWM generator; 17-IO pin; 18-UART serial port; 19-a temperature sensor; 20-a bluetooth module; 21-mobile phone client regulation; 22-CPLD control chip; 23-an LED lamp; 24 constant current output circuit; 25-a wire box; 26-photosensitive induction holes; 27 fixing the rod; 28-lamp shade; 29 controlling the motor; 30 a rotating shaft; 31 pulling the rope.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1, 2 and 3, an intelligent illumination induction mobile phone automatic dimming lamp comprises a fixing rod 27 and a lamp shade 28, wherein the fixing rod is arranged on the lamp shade 28, a wire box 25 and a control motor 29 are arranged on the fixing rod, the control motor 29 is fixedly connected with the lamp shade 28 through a traction rope 31, the wire box 25 is provided with an LED lighting circuit, an integrated control system and a Bluetooth module 20, the wire box 25 is provided with a photosensitive induction hole 26, a photosensitive sensor 15 is arranged in the photosensitive induction hole 26, and a temperature sensor 19 is arranged on the inner wall of the lamp shade 28.

The LED lighting circuit is formed by sequentially connecting an input protection circuit 2, an EMI filter circuit 3, an input rectifier 4, a BUCK BUCK converter 6, a constant current drive circuit, a PFC circuit 5 and an LED lamp 23, the integrated control system comprises a CPLD control chip 22, a Bluetooth module 20, a photosensitive sensor 15 and a temperature sensor 19, and the CPLD control chip 22 comprises a certain number of IO pins 17, a PWM generator 16 and a UART serial port 18.

The constant current driving circuit consists of an undervoltage and overtemperature protection circuit 8, a power switch tube MOSFET7, a PWM generating circuit 14, an error amplifier 12, a comparator 11, a sampling output 10 and a modulation circuit 13.

The bluetooth module 20 may be replaced by one or more of a WIFI module, an infrared module, a zig-zag bee wireless communication module, and a GPRS wireless communication module. .

The number of the photosensitive sensors 15 is two, and the photosensitive sensors are fixed outside the lampshade 28 and connected with the CPLD control chip 22 through the IO pin 17.

The temperature sensor 19 is fixed inside the lamp shade 28 near the light source and connected with the CPLD control chip 22 through the IO pin 17. .

The upper end of the fixing rod 27 is provided with a rotating shaft 30, so that when the lampshade 28 is inclined at a certain angle under the action of the pulling rope 31, the rotating shaft 30 can drive the lampshade 28 to rotate, and any angle can be illuminated.

Example (b): according to the invention, a photosensitive sensor 15 and a temperature sensor 19 on an integrated circuit are connected with an IO pin 17 of a CPLD control chip 22, a Bluetooth module 20 is connected with the CPLD control chip 22 through a UART serial port 18 on the CPLD control chip 22, and a PWM generating circuit 14 on a constant current circuit in an LED lighting circuit is connected with a power switch tube MOSFET 7. The CPLD control chip 22 will real-time control the brightness of the LED lamp by changing the form of the PWM wave from the data obtained by the sensor, when a user wants to adjust the brightness of the LED lamp by himself or automatically, the user first turns on the Bluetooth of the mobile phone, searches for and connects with the target Bluetooth module, and sends an instruction to the target Bluetooth module 20 through the mobile phone interface, the target Bluetooth module 20 receives the instruction and sends the same instruction to the UART serial port 18 of the CPLD control chip 20 through the serial port line, and then the control chip judges the instruction, the program instructions programmed in the computer program can execute corresponding operations, so as to achieve the purpose of manual control, when different illumination angles are needed, the mobile phone can be used for controlling the motor 29 to pull up the traction rope 31 to enable the lampshade 28 to incline, and then the rotating shaft 30 rotates for any needed angle to achieve the illumination problems of different angles.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an illumination response cell-phone automatic dimming intelligence lamps and lanterns, includes dead lever, lamp shade, its characterized in that: the upper end of lamp shade is equipped with the dead lever, be equipped with line box, control motor on the dead lever, control motor passes through haulage rope and lamp shade fixed connection, the line box is equipped with LED lighting circuit, integrated control system and bluetooth module, be equipped with photosensitive induction hole on the line box, the downthehole photosensitive sensor that is equipped with of photosensitive induction, temperature sensor is equipped with on the inner wall of lamp shade, the upper end of dead lever be equipped with the rotation axis.

2. The intelligent lighting fixture with automatic dimming function for the illumination induction mobile phone according to claim 1, wherein: the LED lighting circuit is formed by sequentially connecting an input protection circuit, an EMI filter circuit, an input rectifier, a BUCK BUCK converter, a constant current driving circuit, a PFC circuit and an LED lamp, the integrated control system comprises a CPLD control chip, a Bluetooth module, a photosensitive sensor and a temperature sensor, and the CPLD control chip comprises a plurality of IO pins, a PWM generator and a UART serial port.

3. The intelligent lighting fixture with the automatic dimming function for the illumination induction mobile phone of claim 2, wherein: the constant current driving circuit consists of an undervoltage and overtemperature protection circuit, a power switch tube MOSFET, a PWM generating circuit, an error amplifier, a comparator, a sampling output circuit and a modulation circuit.

4. The intelligent lighting fixture with the automatic dimming function for the illumination induction mobile phone of claim 2, wherein: the Bluetooth module can be replaced by one or more of a WIFI module, an infrared module, a zig-zag bee wireless communication module and a GPRS wireless communication module.

5. The intelligent lighting fixture with automatic dimming function for the illumination induction mobile phone according to claim 1, wherein: the photosensitive sensors are two in number, fixed outside the lampshade and connected with the CPLD control chip through IO pins.

6. The intelligent lighting fixture with automatic dimming function for the illumination induction mobile phone according to claim 1, wherein: the temperature sensor is fixed inside the lampshade near the light source and is connected with the CPLD control chip through an IO pin.