CN221103611U

CN221103611U - ESP 32-based adjustable lamp controller

Info

Publication number: CN221103611U
Application number: CN202322502231.XU
Authority: CN
Inventors: 江慧敏; 李信爱
Original assignee: Wenzhou University
Current assignee: Wenzhou University
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-06-07
Anticipated expiration: 2033-09-15

Abstract

The utility model is applicable to the technical field of lighting controllers, and provides an ESP 32-based adjustable lamp controller, which comprises a Bluetooth wireless controller, an ESP32 controller and a lamp; the input end of the ESP32 controller is connected with the Bluetooth wireless controller through wireless communication; the output end of the ESP32 controller is electrically connected with the lamp; the ESP32 controller comprises a WIFI module, a Bluetooth module and a circuit module; the circuit module comprises a zero detection circuit and a silicon controlled rectifier control circuit which are electrically connected with each other; the lamps are electrically connected in series in the thyristor control circuit. The device detects through adding the zero point, through the conduction time point of two-way opto-coupler accurate control silicon controlled rectifier at a period, the power percent of accurate control output adopts ESP32 to be the master control, and the dominant frequency is faster, can more information of more rapid processing, and ESP32 possess abundant peripheral hardware, like ADC detects the zero point, and the content such as the remote control signal is received to timer control silicon controlled rectifier and WIFI bluetooth bimodulus messenger controller correspondingly more rapidly.

Description

ESP 32-based adjustable lamp controller

Technical Field

The present utility model relates to the technical field of lighting controllers, and more particularly, to an ESP 32-based adjustable lamp controller.

Background

Currently, the light intensity controllers in the market mainly comprise knob light brightness controllers and infrared light controllers; the knob light brightness controller, namely a knob light control switch, controls the conduction quantity of the controllable silicon through the knob switch so as to control the brightness of the light; and the infrared light controller is used for controlling the light brightness through the infrared remote controller. However, the initial brightness of the turn-on lamp of the knob lamp control switch is very high, the adjustable interval is small, and the turn-on lamp cannot be turned on and turned off remotely; the infrared light controller has limited distance and can not know the state of light on remotely.

The adjustable light controller directly connects the current limiting resistor and the adjustable potentiometer in series, and changes the trigger voltage required by the circuit conduction through the value of the adjustable potentiometer, so as to limit the conduction time of the circuit in one period to achieve the purpose of light adjustment. The infrared remote control version only adds infrared wireless control on the basis, so that it is very necessary to design a group of adjustable lamp controllers capable of accurately controlling the output power percentage.

Disclosure of utility model

Aiming at the defects existing in the prior art, the utility model aims to provide the ESP 32-based adjustable lamp controller which is used for accurately controlling the power percentage of output by adding zero detection and accurately controlling the on time point of the controllable silicon in one period through the bidirectional optocoupler.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

An ESP 32-based adjustable lamp controller comprises a Bluetooth wireless controller, an ESP32 controller and a lamp; the input end of the ESP32 controller is connected with the Bluetooth wireless controller through wireless communication; the output end of the ESP32 controller is electrically connected with the lamp; the ESP32 controller comprises a WIFI module, a Bluetooth module and a circuit module; the circuit module comprises a zero detection circuit and a silicon controlled rectifier control circuit which are electrically connected with each other; the lamps are electrically connected in series in the silicon controlled rectifier control circuit.

The utility model is further provided with: the system also comprises a cloud server, a local server and a switch; the cloud server is connected with the local server through communication; the local server is electrically connected with the switch; the switch is electrically connected with the WIFI module.

The utility model is further provided with: the zero detection circuit comprises a zero line and a fire line; the live wire and the zero wire are respectively and electrically connected with a rheostat R10 and a rheostat R14 in series; a rectifier bridge stack is electrically connected between the zero line and the live line; the rectifier bridge stack consists of four diodes and comprises four leading-out pins; the connection point of the cathodes of the two diodes is the positive electrode of the full-bridge direct-current output end, and the connection point of the anodes of the two diodes is the negative electrode of the full-bridge direct-current output end.

The utility model is further provided with: an optical coupler is electrically connected between the zero line and the live line; a rheostat R12 is electrically connected on a live wire between the optical coupler and the rectifier bridge stack; the optical coupler comprises a light emitter and a light receiver; the illuminator comprises two groups of leading-out pins; one group of pins of the light emitter are connected with a ground wire, and the other group of pins of the light emitter are electrically connected with a triode S8050; one group of pins on the transistor S8050 are connected with a ground wire, and the other group of pins are connected with a resistor R8 in series; the other group of pins of the light emitter are connected in series with a resistor R7 which is electrically connected with a resistor R8 in parallel; and the pins 3V3 of the optocoupler are respectively connected with a 3.3V power supply.

The utility model is further provided with: the silicon controlled rectifier control circuit comprises an optical coupler and a bidirectional silicon controlled rectifier which are electrically connected with each other; a resistor R11 is connected in series with one group of pins of the optical coupler; the output end of the optical coupler is electrically connected with a resistor R9 and a resistor R13 in parallel; the bidirectional thyristor is electrically connected to the live wire, and is electrically connected in series with a capacitor C14 and a rheostat R15 respectively.

The utility model has the advantages that:

Zero detection is added, and the controllable silicon is accurately controlled at the conduction time point of one period through the bidirectional optocoupler, so that the output power percentage is accurately controlled; meanwhile, the ESP32 is adopted as the main control, so that the main control has faster main frequency, more information can be processed more quickly, the ESP32 has rich peripheral equipment, such as ADC detection zero point, and the timer controls the contents such as the remote control signal received by the silicon controlled rectifier and the WIFI Bluetooth dual mode, so that the controller is correspondingly faster; the intelligent lamp has two remote control lamps, namely Bluetooth and WIFI, and the lamp light is controlled within 15 meters by using a Bluetooth remote controller or a mobile phone APP in a wireless manner; the state of the lamp can be known in real time in the mobile phone APP and the computer, and the lamp can be controlled to be low in brightness due to sufficient light in the daytime, so that the brightness is improved at night, and the lamp light can be turned off and on at regular time, so that the energy-saving purpose can be achieved.

Drawings

Fig. 1 is a control topology of the present utility model.

Fig. 2 is a zero point detection circuit diagram of the present utility model.

Fig. 3 is a circuit diagram of a rectifier bridge according to the present utility model.

Fig. 4 is a circuit diagram of the thyristor control of the utility model.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.

In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.

Example 1

Referring to fig. 1-4, the present utility model provides the following technical solutions:

The ESP 32-based adjustable lamp controller comprises a Bluetooth wireless controller, an ESP32 controller and a lamp; the input end of the ESP32 controller is connected with the Bluetooth wireless controller through wireless communication; the output end of the ESP32 controller is electrically connected with the lamp; the ESP32 controller comprises a WIFI module, a Bluetooth module and a circuit module; the circuit module comprises a zero detection circuit and a silicon controlled rectifier control circuit which are electrically connected with each other; the lamp is electrically connected in series in the silicon controlled rectifier control circuit; the system also comprises a cloud server, a local server and a switch; the cloud server is connected with the local server through communication; the local server is electrically connected with the switch; the switch is electrically connected with the WIFI module.

The specific application of the first embodiment is as follows: the zero detection is added, the controllable silicon is accurately controlled at the conduction time point of one period through the bidirectional optocoupler, the output power percentage is accurately controlled, meanwhile, the ESP32 is adopted as the main control by the main control, the main frequency is faster, more information can be processed more rapidly, the ESP32 controller has rich peripheral equipment, such as ADC (analog to digital converter) detection zero point, the timer controls the controllable silicon and WIFI Bluetooth dual-mode to receive remote control signals and other contents, so that the controller correspondingly and more rapidly has two remote control lamps of Bluetooth and WIFI, and the Bluetooth remote controller or the mobile phone APP is used for wirelessly controlling lamplight within 15 meters; the state of the lamp can be known in real time in the mobile phone APP and the computer, and the lamp can be controlled to be low in brightness due to sufficient light in the daytime, so that the brightness is improved at night, and the lamp light can be turned off and on at regular time, so that the energy-saving purpose can be achieved.

Example two

Referring to fig. 1 to 4, the second embodiment is an improvement on the first embodiment, specifically, the zero detection circuit includes a zero line and a live line; the live wire and the zero wire are respectively and electrically connected with a rheostat R10 and a rheostat R14 in series; a rectifier bridge stack is electrically connected between the zero line and the live line; the rectifier bridge stack consists of four diodes and comprises four leading-out pins; the connection point of the cathodes of the two diodes is the positive electrode of the full-bridge direct-current output end, and the connection point of the anodes of the two diodes is the negative electrode of the full-bridge direct-current output end; an optical coupler is electrically connected between the zero line and the live line; a rheostat R12 is electrically connected on a live wire between the optical coupler and the rectifier bridge stack; the optical coupler comprises a light emitter and a light receiver; the illuminator comprises two groups of leading-out pins; one group of pins of the light emitter are connected with a ground wire, and the other group of pins of the light emitter are electrically connected with a triode S8050; one group of pins on the three-stage tube S8050 are connected with a ground wire, and the other group of pins are connected with a resistor R8 in series; the other group of pins of the light emitter are connected in series with a resistor R7 which is electrically connected with a resistor R8 in parallel; the pin 3V3 of the optocoupler is respectively connected with a 3.3V power supply; the silicon controlled rectifier control circuit comprises an optical coupler and a bidirectional silicon controlled rectifier which are electrically connected with each other; a group of pins of the optical coupler are connected in series with a resistor R11; the output end of the optical coupler is electrically connected with a resistor R9 and a resistor R13 in parallel; the bidirectional thyristor is electrically connected to the live wire, and is electrically connected in series with a capacitor C14 and a varistor R15, respectively.

One specific application of the second embodiment is: the light coupler signals are fed to the rectifier bridge stack, the light coupler is used for isolating 220V of alternating current and direct current of commercial power and then feeding the signals to the ESP32 controller, so that the ESP32 controller is safer, the ESP32 processes each zero point signal as a control starting point, the accuracy of each control is ensured, each zero point of the alternating current 220V is detected, the condition of lamp flashing does not occur, and the lamp is ensured not to flash; the ESP32 controller is a dual-core processor capable of multithreading real-time processing; the high-speed main frequency is 240MHz, compared with 72MHz of STM32F1 and 168MHz of STM32F4, the speed is much faster, and the price is much lower than that of the STM system which is always in high price; the Bluetooth module and the Wifi module are arranged, so that additional modules do not need to be purchased at the cost, and the cost is lower; writing programs in one ESP32 controller reduces multi-master cooperation and BUG; the protocol is used for transmitting data to the server, so that the data transmission method is safe and efficient. Moreover, more lamps can be centralized controlled and managed on the integrated control interface; the centralized control mode is used, so that the working condition of each control can be monitored, the brightness of the lamplight can be adjusted according to the illuminance, and all or a certain lamp can be turned off and on at regular time; a Bluetooth remote controller can be used for controlling the switching and brightness of none of the lamps through the controller within the range of 15 meters; besides the controllable incandescent lamp, the LED lamp can be controlled to use a bidirectional optocoupler to control the controllable silicon, compared with the traditional control scheme, the controllable silicon is reflected rapidly, and the controllable area is large and no uncontrollable area exists. When the master controller detects that the zero point receives the open duty ratio, the master controller can timely make control actions. The capacitor and resistor connected to the live input and output terminals can resist the impact of power supply interference.

It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. An ESP 32-based adjustable lamp controller, characterized by:

The system comprises a Bluetooth wireless controller, an ESP32 controller and a lamp; the input end of the ESP32 controller is connected with the Bluetooth wireless controller through wireless communication; the output end of the ESP32 controller is electrically connected with the lamp;

the ESP32 controller comprises a WIFI module, a Bluetooth module and a circuit module; the circuit module comprises a zero detection circuit and a silicon controlled rectifier control circuit which are electrically connected with each other; the lamps are electrically connected in series in the silicon controlled rectifier control circuit.

2. An ESP 32-based adjustable lamp controller according to claim 1, characterized in that: the system also comprises a cloud server, a local server and a switch; the cloud server is connected with the local server through communication; the local server is electrically connected with the switch; the switch is electrically connected with the WIFI module.

3. An ESP 32-based adjustable lamp controller according to claim 1, characterized in that: the zero detection circuit comprises a zero line and a fire line; the live wire and the zero wire are respectively and electrically connected with a rheostat R10 and a rheostat R14 in series; a rectifier bridge stack is electrically connected between the zero line and the live line; the rectifier bridge stack consists of four diodes and comprises four leading-out pins; the connection point of the cathodes of the two diodes is the positive electrode of the full-bridge direct-current output end, and the connection point of the anodes of the two diodes is the negative electrode of the full-bridge direct-current output end.

4. A tunable lamp controller based on an ESP32 according to claim 3, characterized in that: an optical coupler is electrically connected between the zero line and the live line; a rheostat R12 is electrically connected on a live wire between the optical coupler and the rectifier bridge stack; the optical coupler comprises a light emitter and a light receiver; the illuminator comprises two groups of leading-out pins; one group of pins of the light emitter are connected with a ground wire, and the other group of pins of the light emitter are electrically connected with a triode S8050; one group of pins on the triode S8050 are connected with a ground wire, and the other group of pins are connected with a resistor R8 in series; the other group of pins of the light emitter are connected in series with a resistor R7 which is electrically connected with a resistor R8 in parallel; and the pins 3V3 of the optocoupler are respectively connected with a 3.3V power supply.

5. An ESP 32-based adjustable lamp controller according to claim 4, characterized in that: the silicon controlled rectifier control circuit comprises an optical coupler and a bidirectional silicon controlled rectifier which are electrically connected with each other; a resistor R11 is connected in series with one group of pins of the optical coupler; the output end of the optical coupler is electrically connected with a resistor R9 and a resistor R13 in parallel; the bidirectional thyristor is electrically connected to the live wire, and is electrically connected in series with a capacitor C14 and a rheostat R15 respectively.