CN210781434U - Automatic induction lighting device - Google Patents

Automatic induction lighting device Download PDF

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Publication number
CN210781434U
CN210781434U CN201920267615.9U CN201920267615U CN210781434U CN 210781434 U CN210781434 U CN 210781434U CN 201920267615 U CN201920267615 U CN 201920267615U CN 210781434 U CN210781434 U CN 210781434U
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circuit
control circuit
lighting device
sensor
output end
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CN201920267615.9U
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Chinese (zh)
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覃忠
柯雁
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Shenzhen Xing Ying Da Industry Co ltd
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Shenzhen Xing Ying Da Industry Co ltd
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Abstract

The utility model discloses an automatic response lighting device. The device comprises a sensor, a control circuit, a displacement control circuit and a lighting circuit. The utility model discloses a control circuit control displacement control circuit, displacement control circuit control sensor take place the displacement so that the sensor responds to human mobile signal, and control circuit opens/closes according to human mobile signal control lighting device, has overcome among the prior art human being in quiescent condition or action amplitude when less the pyroelectric infrared sensor can't detect whether someone exists and the problem that the mistake was extinguish for lighting device is more intelligent, has good economy and social. The utility model discloses but wide application in lighting device such as auto-induction lamp.

Description

Automatic induction lighting device
Technical Field
The utility model belongs to the technical field of lighting device and specifically relates to an auto-induction lighting device is related to.
Background
The lighting devices sold in the market at present have single functions and low intelligent degree, and cannot meet the ever-increasing complex lighting requirements of people. For example, in a ceiling lamp equipped with a passive pyroelectric infrared sensor, due to the defects of the passive pyroelectric infrared sensor, when a human body is in a static state or the action amplitude is small, the passive pyroelectric infrared sensor cannot detect the existence of a person, so that the ceiling lamp is extinguished by mistake. Even if the problem that the ceiling lamp is extinguished by mistake is solved by the existing lighting device adopting the active pyroelectric infrared sensor, the function of the lighting device is still slightly single. For example, if people have special needs for lighting or use the ceiling lamp in bedrooms, the ceiling lamp cannot be extinguished, so that the ceiling lamp can only be used for public lighting with single needs. For example, even if the lighting system such as smart home and internet of things can meet the complex lighting requirements of people, the control system is huge, complex and high in cost, and the corresponding control switch needs to be manually turned on or off by nature, and only the control carrier is transferred. The intelligent lighting device which can be used in public places and places with special requirements (such as bedrooms) is designed by combining the defects of the lighting device, manual operation is not needed, human intervention is reduced as far as possible, and the intelligent lighting device has positive significance.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model discloses an aim at provides an automatic response human movement signal's lighting device.
The utility model adopts the technical proposal that: an auto-induction lighting device comprises a sensor, a control circuit, a displacement control circuit and a lighting circuit;
the output end of the control circuit is connected with the input end of the displacement control circuit so as to control the displacement control circuit;
the output end of the displacement control circuit is connected with the input end of the sensor, and the displacement control circuit is used for controlling the sensor to displace so that the sensor can sense a human body movement signal;
the output end of the sensor is connected with the input end of the control circuit, and the sensor is used for sensing a human body movement signal and sending the human body movement signal to the control circuit;
the output end of the control circuit is connected with the input end of the lighting circuit so as to control the lighting circuit to be turned on/off according to the human body movement signal.
Preferably, the displacement control circuit includes drive circuit and step motor, control circuit's output with drive circuit's input is connected in order to control drive circuit, drive circuit's output with step motor is connected in order to drive step motor rotates, step motor rotates in order to drive the sensor takes place the displacement, makes sensor response human movement signal.
Preferably, the auto-induction lighting device still includes environment illumination intensity detection circuitry, environment illumination intensity detection circuitry's output with control circuit's input is connected, environment illumination intensity detection circuitry is used for detecting environment illumination intensity and sends it to control circuit, it is corresponding, control circuit receives environment illumination intensity and according to environment illumination intensity control lighting circuit opens/closes.
Preferably, the ambient light intensity detection circuit comprises a light sensitive sensor.
Preferably, the auto-induction lighting device further comprises a voice recognition circuit, an output end of the voice recognition circuit is connected with an input end of the control circuit, the voice recognition circuit is used for recognizing voice information and sending the voice information to the control circuit, and correspondingly, the control circuit receives the voice information and controls the lighting circuit to be turned on/off according to the voice information.
Preferably, the lighting circuit is an LED lighting circuit.
Preferably, the auto-induction lighting device further comprises an LED constant current dimming circuit, an output end of the control circuit is connected with an input end of the LED constant current dimming circuit, an output end of the LED constant current dimming circuit is connected with an input end of the LED lighting circuit, and the LED constant current dimming circuit is used for adjusting the brightness and the color temperature of the LED.
Preferably, the auto-induction lighting device further comprises a switching power supply for supplying power to the respective circuits of the lighting device.
Preferably, the sensor comprises a pyroelectric infrared sensor.
The utility model has the advantages that:
the utility model discloses a control circuit control displacement control circuit, displacement control circuit control sensor take place the displacement so that the sensor responds to human mobile signal, and control circuit opens/closes according to human mobile signal control lighting device, has overcome among the prior art human being in quiescent condition or action amplitude when less the pyroelectric infrared sensor can't detect whether someone exists and the problem that the mistake was extinguish for lighting device is more intelligent, has good economy and social.
The utility model discloses but other lighting device such as wide application in auto-induction lamp.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of an auto-induction lighting device according to the present invention;
fig. 2 is a schematic structural diagram of another embodiment of an auto-induction lighting device according to the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
The utility model provides an auto-induction lighting device, as shown in figure 1, comprising a sensor, a control circuit, a displacement control circuit and a lighting circuit;
the output end of the control circuit is connected with the input end of the displacement control circuit to control the displacement control circuit;
the output end of the displacement control circuit is connected with the input end of the sensor, and the displacement control circuit is used for controlling the sensor to displace so that the sensor can sense a human body movement signal;
the output end of the sensor is connected with the input end of the control circuit, and the sensor is used for sensing a human body movement signal and sending the human body movement signal to the control circuit;
the output end of the control circuit is connected with the input end of the lighting circuit so as to control the lighting circuit to be turned on/off according to the human body movement signal.
In this embodiment, the sensor may be a pyroelectric infrared sensor.
In this embodiment, the control circuit may be an MCU microprocessor, or may be a 51-chip microcomputer, an ARM-chip microcomputer, or the like.
In this embodiment, the lighting circuit is an LED lighting circuit.
As an improvement of the technical scheme, the displacement control circuit comprises a driving circuit and a stepping motor, the output end of the control circuit is connected with the input end of the driving circuit to control the driving circuit, the output end of the driving circuit is connected with the stepping motor to drive the stepping motor to rotate, and the stepping motor rotates to drive the sensor to displace, so that the sensor senses a human body movement signal.
MCU control drive circuit drive step motor, thereby step motor rotates and drives pyroelectric infrared sensor and rotate, produces relative displacement with the human body, and pyroelectric infrared sensor senses this displacement signal (human movement signal) and gives MCU, and MCU and then judges whether someone exists around. If the existence of people is judged, the MCU controls the LED lighting circuit to be started; if no person exists, the MCU controls the LED lighting circuit to be turned off, so that the functions of lighting when a person comes and turning off the lamp when the person goes are achieved, the problem that the pyroelectric infrared sensor cannot detect whether a person exists or not and is turned off by mistake when the human body is in a static state or the action amplitude is small is solved, and the lighting device is more intelligent.
As an improvement of this technical solution, as shown in fig. 2, the lighting device further includes an ambient light intensity detection circuit. The output end of the ambient illumination intensity detection circuit is connected with the input end of the control circuit, the ambient illumination intensity detection circuit is used for detecting the ambient illumination intensity and sending the ambient illumination intensity to the control circuit, and correspondingly, the control circuit receives the ambient illumination intensity and controls the LED lighting circuit to be turned on/off according to the ambient illumination intensity.
In this embodiment, ambient light intensity detection circuitry can adopt photosensitive sensor, and photosensitive sensor response ambient light intensity and change into the signal of telecommunication and send to control circuit, and control circuit judges whether need open/close LED lighting circuit according to this signal of telecommunication. For example, when the ambient light intensity sensed by the photosensitive sensor is a, the control circuit determines whether a is less than a preset light intensity B, if a is less than B, the LED lighting circuit is turned on to illuminate the surrounding environment, and if a is greater than B, the LED lighting circuit is turned off without illumination.
As an improvement of this technical solution, as shown in fig. 2, the lighting device further includes a voice recognition circuit. The output end of the voice recognition circuit is connected with the input end of the control circuit, the voice recognition circuit is used for recognizing voice information and sending the voice information to the control circuit, and correspondingly, the control circuit receives the voice information and controls the LED lighting circuit to be turned on/off according to the voice information.
In this embodiment, the voice recognition circuit may recognize voice information sent by a user and send the voice information to the control circuit, for example, "turn on the light," "turn off the light," "turn on the light," and the like, and the control circuit receives the voice information and controls the LED lighting circuit to turn on or off or adjust the brightness and the color temperature of the light. The voice recognition circuit can meet some special requirements or temporary favorite requirements of a user on light, improves the enthusiasm of the user on human-computer interaction, and has good user experience.
As an improvement of this technical solution, as shown in fig. 2, the lighting device further includes an LED constant current dimming circuit. The output end of the control circuit is connected with the input end of the LED constant-current dimming circuit, the output end of the LED constant-current dimming circuit is connected with the input end of the LED lighting circuit, and the LED constant-current dimming circuit is used for adjusting the brightness and the color temperature of the LED.
In this embodiment, the LED constant current dimming circuit is composed of an LED constant current power supply and a dimming circuit, and is used for adjusting the color temperature and the brightness of the LED lamp. The LED lighting circuit is formed by connecting a plurality of LED lamp beads in series to form a path of LED lamp string and then connecting a plurality of paths of LED lamp strings in parallel.
As an improvement of this technical solution, as shown in fig. 2, the lighting device further includes a switching power supply. The switching power supply is used for supplying electric energy to various circuits of the lighting device.
In this embodiment, the switching power supply may adopt an AC-DC step-down switching power supply, and provide suitable operating voltages for the sensor, the control circuit, the driving circuit, the stepping motor, the LED lighting circuit, the ambient light intensity detection circuit, the voice recognition circuit, the LED constant-current dimming circuit, and other circuits.
The utility model discloses an auto-induction lighting device can set up three kinds of mode, is respectively: smart mode, special mode, and sleep mode. The control circuit controls the lighting circuit to be turned on/off according to the intelligent mode or the special mode or the sleep mode.
The working process of the intelligent mode is as follows: when the photosensitive sensor detects that the ambient light intensity is insufficient and the pyroelectric infrared sensor detects that someone exists, the lighting device is started, and the timer starts to time. During the period, if the pyroelectric infrared sensor detects that a person exists, the counting of the timer returns to zero, otherwise, the lighting device is turned off when the timer counts a set value; if the pyroelectric infrared sensor does not detect a person, the active detection function (the active detection function is that the MCU controls the stepping motor to rotate so as to drive the pyroelectric infrared sensor to rotate and generate relative displacement with a human body) is started after the timer reaches a set value. If the person is actively detected, the counting of the timer returns to zero, the active detection is stopped, the pyroelectric infrared sensor is started for detection, and the process is repeated; if the active detection does not detect the person, the lighting device is turned off, the pyroelectric infrared sensor is started to detect, and the next trigger is waited.
The working process of the special mode is as follows: in this mode, the user can turn on/off the lighting device by voice input of voice messages such as turning on or off the light without acquiring the ambient light intensity. In this mode, if the pyroelectric infrared sensor detects a person, the lighting device maintains the lighting state input by the user, and the timer starts to count time. During the period, if the pyroelectric infrared sensor detects that a person exists, the counting of the timer returns to zero; and if the pyroelectric infrared sensor does not detect a person, starting the active detection function after the timer reaches a set value. If the person is actively detected, the counting of the timer returns to zero, the active detection is stopped, the pyroelectric infrared sensor is started for detection, and the process is repeated; if the active detection does not detect someone, the lighting device is turned off and switched to an intelligent mode, so that the lighting device can be automatically turned on when entering a room next time. The mode is more suitable for people with special requirements, and can meet the full-automatic requirement under the conditions of turning on the lamp in the daytime, pulling the curtain to turn off the lamp to sleep in the daytime, turning off the lamp to watch TV and movies or forgetting to turn off the lamp.
The working process of the sleep mode is as follows: the lighting device can be used as a small night lamp (only part of the lamp beads are on) in the mode, the color temperature and the brightness are adjusted through voice control, the preference of different users is met, and the user can switch to a special mode to turn off the lamp for sleeping when the lighting device is not required to be lighted. In this mode, if the pyroelectric infrared sensor detects a person, the lighting device keeps a small night lamp state, and the timer starts timing. During the period, if the pyroelectric infrared sensor detects that a person exists, the counting of the timer returns to zero; and if the pyroelectric infrared sensor does not detect a person, starting the active detection function after the timer reaches a set value. If the person is actively detected, the counting of the timer returns to zero, the active detection is stopped, the pyroelectric infrared sensor is started for detection, and the process is repeated; if the active detection does not detect someone, the lighting device is turned off and switched to an intelligent mode, so that the lighting device can be automatically turned on when entering a room next time. When the lighting device is installed in a bedroom, and a user needs to sleep at night, the intelligent mode can lead the lighting device to be incapable of being turned off, the user can switch to the sleep mode through voice at the moment, the lighting device can serve as a small night lamp, and the color temperature and the brightness can be adjusted.
While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (8)

1. An auto-induction lighting device is characterized by comprising a sensor, a control circuit, a displacement control circuit and a lighting circuit;
the output end of the control circuit is connected with the input end of the displacement control circuit so as to control the displacement control circuit;
the output end of the displacement control circuit is connected with the input end of the sensor, and the displacement control circuit is used for controlling the sensor to displace so that the sensor can sense a human body movement signal;
the output end of the sensor is connected with the input end of the control circuit, and the sensor is used for sensing a human body movement signal and sending the human body movement signal to the control circuit;
the output end of the control circuit is connected with the input end of the lighting circuit so as to control the lighting circuit to be turned on/off according to the human body movement signal;
the sensor comprises a pyroelectric infrared sensor.
2. The automatic induction lighting device according to claim 1, wherein the displacement control circuit comprises a driving circuit and a stepping motor, an output end of the control circuit is connected with an input end of the driving circuit to control the driving circuit, an output end of the driving circuit is connected with the stepping motor to drive the stepping motor to rotate, and the stepping motor rotates to drive the sensor to displace, so that the sensor senses a human body movement signal.
3. The auto-induction lighting device according to claim 1, further comprising an ambient light intensity detection circuit, wherein an output end of the ambient light intensity detection circuit is connected to an input end of the control circuit, the ambient light intensity detection circuit is configured to detect an ambient light intensity and send the ambient light intensity to the control circuit, and correspondingly, the control circuit receives the ambient light intensity and controls the lighting circuit to be turned on/off according to the ambient light intensity.
4. An auto-induction lighting device according to claim 3, wherein said ambient light intensity detection circuit comprises a light sensitive sensor.
5. The automatic induction lighting device according to claim 1, further comprising a voice recognition circuit, wherein an output end of the voice recognition circuit is connected to an input end of the control circuit, the voice recognition circuit is configured to recognize voice information and send the voice information to the control circuit, and correspondingly, the control circuit receives the voice information and controls the lighting circuit to be turned on/off according to the voice information.
6. An auto-induction lighting device according to claim 1, wherein said lighting circuit is an LED lighting circuit.
7. The automatic induction lighting device according to claim 6, further comprising an LED constant current dimming circuit, wherein the output end of the control circuit is connected with the input end of the LED constant current dimming circuit, the output end of the LED constant current dimming circuit is connected with the input end of the LED lighting circuit, and the LED constant current dimming circuit is used for adjusting the brightness and the color temperature of the LED.
8. An auto-induction lighting device according to any one of claims 1 to 7, further comprising a switching power supply for supplying power to the various circuits of the lighting device.
CN201920267615.9U 2019-03-01 2019-03-01 Automatic induction lighting device Active CN210781434U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920267615.9U CN210781434U (en) 2019-03-01 2019-03-01 Automatic induction lighting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920267615.9U CN210781434U (en) 2019-03-01 2019-03-01 Automatic induction lighting device

Publications (1)

Publication Number Publication Date
CN210781434U true CN210781434U (en) 2020-06-16

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ID=71040889

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920267615.9U Active CN210781434U (en) 2019-03-01 2019-03-01 Automatic induction lighting device

Country Status (1)

Country Link
CN (1) CN210781434U (en)

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