CN211831262U

CN211831262U - Dimmable touch induction and human body induction double-induction switch

Info

Publication number: CN211831262U
Application number: CN202020910071.6U
Authority: CN
Inventors: 黄超鹄
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2020-10-30
Anticipated expiration: 2030-05-26

Abstract

The utility model discloses a touch-sensitive of can adjusting luminance adds two inductive switch of human response. The LED lighting circuit comprises an LED lamp and an MOS tube Q1 which are connected in series, and the MOS tube Q1 is electrically connected with the MCU; the single chip microcomputer MCU is provided with a dimming module, the dimming module receives a feedback signal of the touch elastic sheet and controls and adjusts the output duty ratio, and the opening of the MOS tube Q1 is adjusted; the human body induction switch circuit comprises a three-pin human body induction probe PIR and a photosensitive diode CDS which are respectively in communication and electric connection with the MCU of the singlechip. The utility model realizes double control of touch and human body induction by arranging the touch induction switch circuit and the human body induction switch circuit; through setting up the module of adjusting luminance, the cooperation touches shell fragment control signal, realizes that the touch adjusts luminance.

Description

Dimmable touch induction and human body induction double-induction switch

Technical Field

The utility model relates to a lamps and lanterns inductive switch field, in particular to touch-sensitive and human response double-inductive switch who can adjust luminance.

Background

At present, touch inductive switches and human body inductive switches are partially applied, but in actual life, the application of a single-mode inductive control switch has limitations and is not intelligent enough, and if light is insufficient at night, a touch inductive range cannot be found accurately; touch operation is required for both touch induction opening and closing, and two operations are required under the condition of only needing short-time illumination at night, so that the operation is not convenient enough; the human body induction switch is frequently switched when facing the situation of frequently approaching and departing.

At present, the touch inductive switch does not have a dimming function, cannot realize brightness adjustment, cannot form energy conservation and emission reduction, and can meet the requirements of people on different light brightness.

The utility model aims to solve the technical problem that how realize two inductive switch, and realize the touch function of adjusting luminance.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can realize adjustting of lighteness and possess simultaneously touch-sensitive and human response can add two inductive switch of human response of touch-sensitive and adjustable luminance.

In order to realize the purpose, the utility model adopts the following technical proposal that the touch-sensitive and human body-sensitive dual-inductive switch with adjustable light comprises a voltage stabilizing circuit, a singlechip MCU and an LED lighting circuit which are electrically connected in turn, a touch-sensitive switch circuit and a human body-sensitive switch circuit are arranged between the voltage stabilizing circuit and the singlechip MCU,

the touch induction switch circuit comprises a touch elastic sheet which is electrically connected with the MCU, the LED lighting circuit comprises an LED lamp and an MOS tube Q1 which are connected in series, and the MOS tube Q1 is electrically connected with the MCU;

the single chip microcomputer MCU is provided with a dimming module, the dimming module receives a feedback signal of the touch elastic sheet and controls and adjusts the output duty ratio, and the opening of the MOS tube Q1 is adjusted;

the human body induction switch circuit comprises a three-pin human body induction probe PIR and a photosensitive diode CDS which are respectively in communication and electric connection with the MCU of the singlechip.

The utility model discloses touch-sensitive and human body induction double-inductive switch that can adjust light, through setting up touch-sensitive switch circuit and human body induction switch circuit, realize touch and human body induction double control; through setting up the module of adjusting luminance, the cooperation touches shell fragment control signal, realizes that the touch adjusts luminance.

In some embodiments, a fifth pin of the MCU is electrically connected to the touch elastic piece, and an eighth pin of the MCU is electrically connected to the MOS transistor Q1. The singlechip MCU receives the electric signal of the touch elastic sheet, and when the electric signal is judged to be an effective signal, an eighth pin of the singlechip MCU outputs a high level to drive the MOS tube Q1 to be switched on, and the LED lamp is lightened.

In some embodiments, the fifth pin of the MCU is a touch signal TC pin. And the MCU receives a signal of the touch elastic sheet through a touch signal TC pin.

In some embodiments, the LED-G display device further comprises an indicator light LED-G, and the indicator light LED-G is electrically connected with the sixth pin of the single chip microcomputer. And an indicator light LED-G is arranged to indicate the touch brightness.

In some embodiments, the data pin S of the three-pin PIR human body sensing probe is in communication connection with the first pin of the MUC, and the seventh pin of the MCU is electrically connected to the photodiode CDS.

In some embodiments, the voltage regulator circuit comprises a voltage regulator LDO, and the output end of the voltage regulator circuit is electrically connected with the third pin of the MUC.

In some embodiments, the dimming module is provided with an output duty cycle memory unit. And setting an output duty ratio memory unit, and memorizing and storing the output duty ratio of the last dimming, so that the next dimming is automatically the memorized brightness.

The utility model has the advantages that: the utility model discloses touch-sensitive of can adjusting luminance adds the two inductive switch of human response, when realizing touch-sensitive and human induction control switch, realizes sweeping the light-adjusting through the module of adjusting luminance, can realize 5% -100% adjustting of the lighteness, and energy saving and emission reduction more can satisfy people to different light and shade requirements, has more the hommization.

Drawings

Fig. 1 is the circuit principle schematic diagram of the utility model discloses touch-sensitive of can adjusting luminance adds two inductive switch of human response.

Detailed Description

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

As shown in figure 1, the dimmable touch-sensitive and human-body-sensitive dual-inductive switch comprises a voltage-stabilizing circuit, a single-chip microcomputer MCU and an LED lighting circuit which are electrically connected in sequence, a touch-sensitive switch circuit and a human-body-sensitive switch circuit are arranged between the voltage-stabilizing circuit and the single-chip microcomputer MCU,

The fifth pin of the single chip microcomputer MCU is electrically connected with the touch elastic sheet, and the eighth pin of the single chip microcomputer MCU is electrically connected with the MOS tube Q1. The singlechip MCU receives the electric signal of the touch elastic sheet, and when the electric signal is judged to be an effective signal, an eighth pin of the singlechip MCU outputs a high level to drive the MOS tube Q1 to be switched on, and the LED lamp is lightened.

And a fifth pin of the MCU is a touch signal TC pin. And the MCU receives a signal of the touch elastic sheet through a touch signal TC pin.

The LED-G is electrically connected with a sixth pin of the single chip microcomputer. And an indicator light LED-G is arranged to indicate the touch brightness.

The data pin S of the three-pin PIR human body induction probe is in communication connection with the first pin of the MUC, and the seventh pin of the single chip microcomputer MCU is electrically connected with the photosensitive diode CDS.

The voltage stabilizing circuit comprises a voltage stabilizing LDO, and the output end of the voltage stabilizing circuit is electrically connected with a third pin of the MUC of the single chip microcomputer.

The dimming module is provided with an output duty ratio memory unit. And setting an output duty ratio memory unit, and memorizing and storing the output duty ratio of the last dimming, so that the next dimming is automatically the memorized brightness.

Touch sensing mode: and a program of the single chip microcomputer MCU is adopted to detect the fifth pin, when a person touches a touch point of the touch elastic sheet, the single chip microcomputer MCU processes a signal to judge that the signal is effective, and then the eighth pin of the single chip microcomputer MCU outputs a high level to drive the MOS tube Q1 to conduct and work, so that the LED lamp is lightened. And meanwhile, an indicator lamp LED-G is lightened to serve as touch brightness indication.

Touch adjustment mode: after the LED lamp is lightened, when the MCU detects that the touch point is not moved away by pressing for 2S, the MCU enters a dimming mode, and in the dimming or lightening process, the brightness is obtained by moving away the hand at the appropriate brightness. The dimming module is provided with an output duty ratio memory unit with a memory function, and the brightness when the lamp is turned on by touch or by human body induction next time is the brightness when the dimming module is turned on by touch last time.

This mode is all-weather operation.

Human body induction mode: a three-foot PIR human body induction probe is adopted. When the lamp is in the daytime or the light is bright, the light sensitive diode CDS is conducted, the sixth pin of the single chip microcomputer MCU is at a high level, and the three-pin PIR human body induction probe does not work. When the light becomes dark at night or reaches the set light intensity, the light sensitive diode CDS is cut off, the sixth pin of the single chip microcomputer MCU is at a low level, and the three-pin PIR human body induction probe works. At the moment, if a person approaches the human body sensing probe with the three-foot PIR within the range of 1-3 meters, the human body sensing probe with the three-foot PIR detects a human body signal and communicates with the single chip microcomputer MCU, the eighth pin of the single chip microcomputer MCU outputs a high level to drive the MOS tube Q1 to conduct and work, the LED lamp is lightened, and the LED lamp is automatically extinguished after a time delay (for example, 30 seconds according to specific set time). The mode is a night light dark human body sensing working mode.

The touch sensing mode has higher priority than the human body sensing mode, and when the human body senses to turn on the lamp, the lamp can be turned off in a touch mode.

The utility model discloses touch-sensitive of can adjusting luminance adds the two inductive switch of human response, when realizing touch-sensitive and human induction control switch, realizes sweeping the light-adjusting through the module of adjusting luminance, can realize 5% -100% adjustting of the lighteness, and energy saving and emission reduction more can satisfy people to different light and shade requirements, has more the hommization.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims

1. A dimmable touch-sensitive and human body-sensitive dual-inductive switch comprises a voltage stabilizing circuit, a single-chip microcomputer MCU and an LED lighting circuit which are sequentially and electrically connected, and is characterized in that a touch-sensitive switch circuit and a human body-sensitive switch circuit are arranged between the voltage stabilizing circuit and the single-chip microcomputer MCU,

the touch induction switch circuit comprises a touch elastic sheet, the touch elastic sheet is electrically connected with the MCU, the LED lighting circuit comprises an LED lamp and an MOS tube Q1 which are connected in series, and the MOS tube Q1 is electrically connected with the MCU;

the human body induction switch circuit comprises a three-pin PIR human body induction probe and a photosensitive diode CDS which are respectively in communication and electric connection with the MCU of the singlechip.

2. The dimmable touch-sensitive and human-body-sensitive dual-inductive switch of claim 1, wherein a fifth pin of the MCU is electrically connected to the touch elastic piece, and an eighth pin of the MCU is electrically connected to the MOS transistor Q1.

3. The dimmable touch-sensitive and human-body-sensitive dual-inductive switch of claim 2, wherein the fifth pin of the MCU is a touch signal TC pin.

4. The dimmable touch-sensitive and body-sensitive dual-inductive switch of claim 1, further comprising an indicator light LED-G, wherein the indicator light LED-G is electrically connected to a sixth pin of the single chip microcomputer.

5. The dimmable touch-sensitive and body-sensitive dual-inductive switch of claim 1, wherein the data pin S of the three-pin PIR body sensing probe is in communication with the first pin of the MUC, and the seventh pin of the MCU is electrically connected to the photodiode CDS.

6. The dimmable touch-sensitive plus body-sensitive dual inductive switch of claim 1, wherein the regulator circuit comprises a regulator LDO, and an output of the regulator circuit is electrically connected to a third pin of the single-chip MUC.

7. The dimmable touch-sensitive and body-sensitive dual-inductive switch of claim 1, wherein the dimming module is provided with an output duty cycle memory unit.