CN211008375U

CN211008375U - Domestic intelligent (window) curtain based on region detection

Info

Publication number: CN211008375U
Application number: CN201921492555.7U
Authority: CN
Inventors: 李瑞洋; 蔡泓文; 聂文都; 任锦芬
Original assignee: Xijing University
Current assignee: Xijing University
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-07-14
Anticipated expiration: 2029-09-09

Abstract

A household intelligent curtain based on region detection comprises a metal support positioned at the top of a window, wherein a cloth curtain and a blind curtain are respectively installed on an inner track and an outer track of the metal support, a light sensor and a camera are installed on the left side of the metal support, a pwm microprocessor, a dsp microprocessor and a voltage driving circuit are installed in the middle of the metal support, and a first motor for controlling the blind curtain and a second motor for controlling the cloth curtain are installed on the right side of the metal support; the signal output end of the camera is connected with the input end of the dsp microprocessor, the output end of the dsp microprocessor is connected with the input end of the voltage driving circuit, and the output end of the voltage driving circuit is connected with the control end of the second motor; the signal output end of the light sensor is connected with the input end of the pwm microprocessor, and the output end of the pwm microprocessor is connected with the control end of the first motor; the utility model discloses can reach or not have personnel to realize intelligent control according to current indoor outer environment.

Description

Domestic intelligent (window) curtain based on region detection

Technical Field

The utility model relates to a (window) curtain, concretely relates to domestic intelligent (window) curtain based on region detection.

Background

The curtain is a common product in daily families, and the curtain installed in the family generally has the following three purposes: the function of protecting the privacy of family members is achieved; when the light is stronger, the effect of reducing the light intensity is achieved; plays a certain role in family decoration. The curtain can be used in various places in a family, such as bedrooms, study rooms, living rooms and the like, the work functions of curtains positioned in different family areas are slightly different, the requirement for reducing the illumination intensity in the bedrooms is high, a dark environment is expected to be created, the personal privacy can be well protected, and in the activity areas of the study rooms, the living rooms and the like, the sunlight is expected to be properly blocked when the sunlight is too strong, but certain light rays are required to be reserved.

Most of common curtains on the market are manually operated to open and close, are troublesome and not intelligent enough, and do not accord with the current intelligent life trend.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model aims to provide a domestic intelligent curtain based on region detection, which can realize intelligent control according to the current indoor and outdoor environment and the existence of personnel.

In order to achieve the above purpose, the utility model discloses the technical scheme who takes does:

a household intelligent curtain based on region detection comprises a metal support 1 positioned at the top of a window, cloth curtains 2 and blind curtains 3 are respectively installed on inner and outer tracks of the metal support 1, a light sensor 4 and a camera 5 are installed on the left side of the metal support 1, a pwm microprocessor 6, a dsp microprocessor 7 and a voltage driving circuit 8 are installed in the middle of the metal support 1, and a first motor 9 for controlling the blind curtains 3 and a second motor 10 for controlling the cloth curtains 2 are installed on the right side of the metal support 1;

the signal output end of the camera 5 is connected with the input end of the dsp microprocessor 7, the output end of the dsp microprocessor 7 is connected with the input end of the voltage driving circuit 8, and the output end of the voltage driving circuit 8 is connected with the control end of the second motor 10;

the signal output end of the light sensor 4 is connected with the input end of the pwm microprocessor 6, and the output end of the pwm microprocessor 6 is connected with the control end of the first motor 9.

The voltage driving circuit 7 is built through a mos tube, the mos tube is connected with a resistor R2 in parallel and then connected with a resistor R1 in series, the resistor R1 is 1K omega, the resistor R2 is 10K omega, an input level signal controls the working state of the mos tube through the change of high and low levels, and if the input level signal is positive, the mos tube is changed from a cut-off state to a conducting state.

The camera 5 adopts a Haikangwei video camera.

The dsp microprocessor 7 is a TMS320C8Xdsp microprocessor.

The light sensor 4 is a patch type pt100 light sensor.

The pwm microprocessor 6 is a pwm microprocessor model T L494.

The mos tube adopts sto-89.

The utility model has the advantages that the intelligent control of the curtain is realized by utilizing the area detection technology and combining the current external environment and intelligently controlling the working state of the current curtain, and a more comfortable indoor environment is created.

Drawings

Fig. 1 is a schematic view of a mode-operating state of the present invention.

Fig. 2 is a schematic view of the two working states of the present invention.

Fig. 3 is a schematic diagram of three working states of the present invention.

Fig. 4 is a circuit diagram of the voltage driving circuit 7 of the present invention.

Detailed Description

The invention is further described with reference to the drawings and examples.

Referring to fig. 1, 2 and 3, a household intelligent curtain based on region detection comprises a metal support 1 positioned at the top of a window, cloth curtains 2 and window blinds 3 are respectively installed on inner and outer tracks of the metal support 1, a light sensor 4 and a camera 5 are installed on the left side of the metal support 1, the light sensor 4 is a patch type pt100 light sensor, the camera 5 adopts a Haokawav video camera, a pwm microprocessor 6, a dsp microprocessor 7 and a voltage driving circuit 8 are installed in the middle of the metal support 1, the dsp microprocessor 7 is a TMS320C8Xdsp microprocessor, the pwm microprocessor 6 is a T L494 type pwm microprocessor, and a first motor 9 for controlling the window blinds 3 and a second motor 10 for controlling the cloth curtains 2 are installed on the right side of the metal support 1;

the signal output end of the camera 5 is connected with the input end of the dsp microprocessor 7, the output end of the dsp microprocessor 7 is connected with the input end of the voltage driving circuit 8, and the output end of the voltage driving circuit 8 is connected with the control end of the second motor 10; when the system starts to work, firstly, the camera 5 detects people in the room, if people are detected in the room, a signal is transmitted to the dsp microprocessor 7, the dsp microprocessor 7 converts the received signal and loads the signal to the input end of the voltage driving circuit 8 in a high-level mode, a mos tube in the voltage driving circuit 8 is adjusted to be in a conducting state from a cut-off state, so that the second motor 10 starts to work, the second motor 10 is connected with the inner side fabric curtain 2, and the fabric curtain 2 is put down through the forward rotation of the second motor 10.

The signal output end of the light sensor 4 is connected with the input end of the pwm microprocessor 6, and the output end of the pwm microprocessor 6 is connected with the control end of the first motor 9; light sensor 4 detects current outdoor light intensity, according to the different signal of different light intensity output intensity, light sensor 4's output links to each other with pwm microprocessor 6's input, when external luminance is higher, light sensor 4's output signal can be great, pwm microprocessor 6 that corresponds is after receiving this great signal, can rise the duty cycle of low level, low level duty cycle risees, output voltage also can be along with reducing, otherwise output voltage can rise, through this kind of mode in order to reach the rotation of real-time continuous regulation first motor 9, the rotation through first motor 9 drives the shutter curtain 3 decline in the outside.

Referring to fig. 4, the voltage driving circuit 7 is built with a mos tube as a core, the mos tube is connected in parallel with a resistor R2 and then connected in series with a resistor R1, the resistor R1 is 1K Ω, the resistor R2 is 10K Ω, an input level signal controls the operating state of the mos tube (sto-89) through the change of high and low levels, and if the input level signal is positive, the mos tube is changed from a cut-off state to a conducting state; the mos tube is switched between the cut-off state and the conduction state, so that the effect of conducting or cutting off the power supply is achieved.

After the curtain normally works, the camera 5 can catch the working space once at a certain time interval, and if people are not detected in the working space for two consecutive catches, the system can automatically cut off the power.

The household intelligent curtain based on the area detection can intelligently switch three working modes according to the personnel condition of a room and the current external illumination condition:

referring to fig. 1, mode one: the outer layer of the blind curtain 3 and the inner layer of the cloth curtain 2 are all folded, and are mainly used in working areas such as a living room, a study room and the like or a bedroom where no person has a rest, and the external sunlight is not strong.

Referring to fig. 2, mode two: the outer layer of the blind curtain 3 is put down, the inner layer of the cloth curtain 2 is put up, and the cloth curtain is mainly used for ensuring certain lighting requirements of a working area when sunlight is gradually enhanced, so that direct light rays are prevented from damaging the eyesight of family members who read books or watch television in the working area.

Referring to fig. 3, mode three: the outer layer of the blind curtain 3 and the inner layer of the cloth curtain 2 are all put down, and the cloth curtain is mainly used for bedrooms, so that a dark indoor environment can be obtained when family members need to have a rest, and the individual privacy of the family members is guaranteed.

The utility model discloses can be intelligent adjust mode according to current operational environment to cut off the power under the unmanned condition of indoor long time, avoid because the long-time unmanned potential safety hazard that leads to.

Claims

1. The utility model provides a domestic intelligent (window) curtain based on region detection, includes metal support (1) that is located the window top, its characterized in that: the method comprises the following steps that a cloth curtain (2) and a blind curtain (3) are respectively installed on an inner track and an outer track of a metal support (1), a light sensor (4) and a camera (5) are installed on the left side of the metal support (1), a pwm microprocessor (6), a dsp microprocessor (7) and a voltage driving circuit (8) are installed in the middle of the metal support (1), and a first motor (9) for controlling the blind curtain (3) and a second motor (10) for controlling the cloth curtain (2) are installed on the right side of the metal support (1);

the signal output end of the camera (5) is connected with the input end of the dsp microprocessor (7), the output end of the dsp microprocessor (7) is connected with the input end of the voltage driving circuit (8), and the output end of the voltage driving circuit (8) is connected with the control end of the second motor (10);

the signal output end of the light sensor (4) is connected with the input end of the pwm microprocessor (6), and the output end of the pwm microprocessor (6) is connected with the control end of the first motor (9).

2. The intelligent household curtain based on the area detection as claimed in claim 1, wherein: the voltage driving circuit (8) is built through a mos tube, the mos tube is connected with a resistor R2 in parallel and then connected with a resistor R1 in series, the resistor R1 is 1K omega, the resistor R2 is 10K omega, an input level signal controls the working state of the mos tube through the change of high and low levels, and if the input level signal is positive, the mos tube is changed from a cut-off state to a conducting state.

3. The intelligent household curtain based on the area detection as claimed in claim 1, wherein: the camera (5) adopts a Haikangwei video camera.

4. The intelligent household curtain based on the area detection as claimed in claim 1, wherein: the dsp microprocessor (7) is a TMS320C8Xdsp microprocessor.

5. The intelligent household curtain based on the area detection as claimed in claim 1, wherein: the light sensor (4) is a patch type pt100 light sensor.

6. An intelligent household curtain based on region detection as claimed in claim 1, wherein the pwm microprocessor (6) is T L494 pwm microprocessor.

7. The intelligent household curtain based on the area detection as claimed in claim 2, wherein: the mos tube adopts sto-89.