CN215120756U

CN215120756U - Infrared detection intelligent switch

Info

Publication number: CN215120756U
Application number: CN202120329116.5U
Authority: CN
Inventors: 蔡劲松
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-12-10
Anticipated expiration: 2031-02-04

Abstract

The utility model relates to an intelligence switch field indicates an infrared detection intelligence switch especially. The infrared ray is transmitted through the infrared transmitting tube, and after a human body passes through and reflects the infrared ray, the reflected infrared signal is received by the infrared receiving tube, so that the human body proximity switch is determined, and the infrared detection intelligent switch obtains the human body proximity trigger state. Because the human body moves, the time difference exists between the two infrared receiving tubes, so that the moving direction of the human body can be determined according to the sequence of the infrared reflection signals received by the two infrared receiving tubes, and the infrared detection intelligent switch can acquire the moving direction of the human body. When the MCU central intelligent processing unit modifies the information of the number of people staying in the buffer according to the moving direction of people; the control module controls the electrical appliances in the room to be turned on or turned off according to the information of the number of people staying in the room; the automatic accurate count of the number of people passing in and out of the room is realized, and the waste of power resources is reduced.

Description

Infrared detection intelligent switch

Technical Field

The utility model relates to an intelligence switch field indicates an infrared detection intelligence switch especially.

Background

Most lamp switches in the current market can be switched on and off only by active triggering of personnel, and when the personnel leave, the lamps are forgotten to be switched off due to negligence, so that resource waste is caused. The existing switch triggered by infrared thermal induction in the market has the defects of easy false triggering and incapability of counting the number of people in a room, and cannot meet the requirement of an intelligent control switch. Aiming at the problems, the infrared detection intelligent switch is designed.

Disclosure of Invention

In order to solve the problem, the utility model provides an infrared detection intelligence switch realizes automatic accurate count to the number in business turn over room, through statistics of the number of detaining in the room, realizes automatic control electrical apparatus to in the room, reduces the electric power wasting of resources.

In order to achieve the above object, the utility model adopts the following technical scheme: an infrared detection intelligent switch comprises a shell, wherein a control module, a switch module, a power supply module and one or more infrared detection modules are arranged in the shell; the power supply module is respectively connected with the control module, the switch module and the one or more infrared detection modules and supplies power to the control module, the switch module and the one or more infrared detection modules; the infrared detection modules are electrically connected with the input end of the control module, the output end of the control module is electrically connected with the switch module, and the switch module is connected with an electric appliance controlled by a room; the infrared detection module comprises a horizontal infrared detection module and a vertical infrared detection module, wherein the horizontal infrared detection module comprises an infrared transmitting tube and two infrared receiving tubes respectively positioned at the left side and the right side of the infrared transmitting tube; the vertical infrared detection module is positioned on the infrared transmitting tube and two infrared receiving tubes respectively positioned at the upper end and the lower end of the infrared transmitting tube;

the control module comprises the MCU central intelligent processing unit, a timing unit, a trigger unit and a buffer; when the infrared receiving tube receives an infrared signal transmitted by the infrared transmitting tube, the trigger unit outputs a control command and starts the timing unit; the timing unit is used for the horizontal infrared detection module and the vertical infrared detection module to receive the time of the infrared signal transmitted by the infrared transmitting tube; the buffer is used for storing the information of the number of the detained people in the room; the MCU central intelligent processing unit determines the moving direction of people through the timing unit and modifies the information of the number of people staying in the buffer according to the moving direction of people; and the MCU central intelligent processing unit controls the controlled electric appliances in the room to be turned on or turned off according to the information of the number of the detained people and through the switch module.

Further, still include artifical control switch, artifical control switch module with MCU central authorities intelligence processing unit connects, artifical control switch passes through MCU central authorities intelligence processing unit control controlled electrical apparatus electric light in the room is opened or is closed.

Further, the switch module is a relay or an electronic tube control circuit.

Further, a plurality of infrared detection modules set up respectively in the different face of casing, and a plurality of infrared detection modules stagger each other and do not influence each other.

The beneficial effects of the utility model reside in that: the infrared ray is transmitted through the infrared transmitting tube, and after a human body passes through and reflects the infrared ray, the reflected infrared signal is received by the infrared receiving tube, so that the human body proximity switch is determined, and the infrared detection intelligent switch obtains the human body proximity trigger state. In the process of moving the human body, the two infrared receiving tubes of the horizontal infrared detection module have a linear distance difference in the horizontal direction, and the time difference of receiving the reflected signal is obtained through the linear distance difference between the two infrared receiving tubes; an angle difference exists between the two infrared receiving tubes of the vertical infrared detection module in the horizontal direction, and the time difference of receiving the reflected signal is obtained through the angle difference between the two infrared receiving tubes; therefore, according to the two time differences, the moving direction of the human body can be determined, and the infrared detection intelligent switch can acquire the moving direction of the human body. When the MCU central intelligent processing unit determines the moving direction of people through the timing unit, and modifies the information of the number of people staying in the buffer according to the moving direction of people; the control module is used for controlling the controlled electric appliances in the room to be turned on or turned off according to the information of the number of people staying in the room; the automatic accurate count of the number of people to business turn over room is realized, through the number of staying in the statistics room, realizes the automatic electrical apparatus that is controlled in the room, reduces the electric power resource waste.

Drawings

Fig. 1 is a schematic structural diagram of an infrared detection intelligent switch.

Fig. 2 is a block diagram of an infrared detection intelligent switch.

FIG. 3 is a block diagram of a control module.

The reference numbers illustrate: a housing 1; an infrared detection module 2; a horizontal infrared detection module 20; a vertical infrared detection module 60; infrared

ray emitting tubes

21, 61; infrared

ray receiving tubes

22, 62; a front infrared detection module 211; a lateral infrared detection module 212; a control module 3; a switch module 4; a power supply module 5; an MCU central intelligent processing unit 31; a timing unit 32; a trigger unit 33; a buffer 34.

Detailed Description

Referring to fig. 1-3, the present invention relates to an infrared detection intelligent switch, which includes a housing 1, wherein the housing 1 is provided with a control module 3, a switch module 4, a power supply module 5, and one or more infrared detection modules 2; the power supply module 5 is respectively connected with the control module 3, the switch module 4 and the one or more infrared detection modules 2 and supplies power to the infrared detection modules; the infrared detection modules 2 are electrically connected with the input end of the control module 3, the output end of the control module 3 is electrically connected with the switch module 4, and the switch module 4 is connected with a controlled electrical appliance of a room;

the infrared detection module 2 comprises a horizontal infrared detection module 20 and a vertical infrared detection module 60, wherein the horizontal infrared detection module 20 comprises an infrared transmitting tube 21 and two infrared receiving tubes 22 respectively positioned at the left side and the right side of the infrared transmitting tube 21; the vertical infrared detection module 60 is positioned on the infrared transmitting tube 61 and two infrared receiving tubes 62 respectively positioned at the upper end and the lower end of the infrared transmitting tube 61;

wherein, the two infrared receiving tubes 21 of the horizontal infrared detection module 20 have a linear distance difference in the horizontal direction, and the time difference of receiving the reflected signal is obtained through the linear distance difference between the two infrared receiving tubes 22; moreover, the two infrared receiving tubes 62 of the vertical infrared detection module 60 have an angle difference in the horizontal direction, and the time difference of receiving the reflected signal is obtained through the angle difference between the two infrared receiving tubes 62; the control module 3 comprises an MCU central intelligent processing unit 31, a timing unit 32, a trigger unit 33 and a buffer 34; when the infrared receiving tube 22 receives the infrared signal emitted by the infrared emitting tube 21, the triggering unit 33 outputs a control command and starts the timing unit 32; the timing unit 32 is used for calculating the time when the two

infrared receiving tubes

22 and 62 respectively receive the infrared signals emitted by the

infrared emitting tubes

21 and 61; the buffer 34 is used for storing the information of the number of people staying in the room; the MCU central intelligent processing unit 31 determines the moving direction of people through the timing unit 32, and modifies the information of the number of people staying in the buffer 34 according to the moving direction of people; the MCU central intelligent processing unit 31 controls the controlled electric appliances in the room to be turned on or turned off according to the information of the number of people staying in the room and through the switch module 4.

The

infrared transmitting tubes

21 and 61 transmit infrared rays, and after a human body passes through and reflects the infrared rays, the reflected infrared signals are received by the

infrared receiving tubes

22 and 62, so that the human body proximity switch is determined, and the infrared detection intelligent switch acquires a human body proximity trigger state. Because there is a time difference between the two

infrared receiving tubes

22 and 62 during the movement of the human body, the direction of the movement of the human body can be determined according to the sequence of the infrared reflection signals received by the two

infrared receiving tubes

22 and 62, so that the infrared detection intelligent switch can acquire the triggering state of the movement direction of the human body. (judging the moving direction); when the MCU central intelligent processing unit 31 determines the moving direction of people through the timing unit 32, and modifies the information of the number of people staying in the buffer 34 according to the moving direction of people; the control module 3 is used for controlling the controlled electric appliances in the room to be turned on or turned off according to the information of the number of people staying in the room; the automatic accurate count of the number of passing in and out room is realized, through the number of staying in the statistics room, realizes the automatic control to the electric light in the room, also accomplishes the condition that the lamp goes out furthest and reduces power resource waste when reinforcing user experience.

The working principle of the present invention is discussed in detail below:

step 1: placing the intelligent switch of the application to a room entrance or other designated positions;

step 2: when the

infrared receiving tubes

22 and 62 receive the infrared signals transmitted by the

infrared transmitting tubes

21 and 61 respectively, a human body proximity switch is determined, so that the MCU central intelligent processing unit 31 obtains a human body proximity trigger state; meanwhile, the trigger unit 33 outputs a control command to start the timing unit 32;

and step 3: because the human body moves, the time difference exists between the two

infrared receiving tubes

22 and 62; the timing unit 32 sends the time when the two

infrared receiving tubes

22 and 62 respectively receive the infrared signals emitted by the

infrared emitting tubes

21 and 61 to the MCU central intelligent processing unit 31, and the MCU central intelligent processing unit 31 determines the moving direction of the person according to the time difference, and determines the moving direction of the person at the current moment, wherein the moving direction includes the entering direction and the leaving direction.

And 4, step 4: when the MCU cpu 31 determines that the moving direction of the people at the current time is the door entering direction, the information of the number of the staying people in the buffer 34 is modified, specifically, the number of the staying people plus 1 is used as the number of the staying people at the current time.

When the MCU cpu 31 determines that the moving direction of the people is away from the door, the number of people staying at the previous time is decreased by 1 to be the number of people staying at the current time.

And 5: MCU central intelligent processing unit 31 is according to the number of the detention people in the room at the present moment, then controls the controlled electrical apparatus in the room through switch module 4 and opens or close.

And 5, if the number of the staying persons at the current moment is more than 0, controlling the controlled electric appliances in the room to be turned on, and if the number of the staying persons at the current moment is equal to 0, controlling the controlled electric appliances in the room to be turned off.

Further, still include artifical control switch, artifical control switch module 4 with MCU central authorities intelligence processing unit 31 is connected, artifical control switch passes through MCU central authorities intelligence processing unit 31 control the controlled electrical apparatus in the room is opened or is closed. The user can realize the manual switch to being controlled electrical apparatus through manual control switch, so in this application, still be provided with automatic control and manual control's function.

Further, the switch module 4 is a relay or an electronic tube control circuit.

Further, a plurality of infrared detection module 2 set up respectively in the face that the casing 1 is different, and a plurality of infrared detection module 2 stagger each other and do not influence each other. A plurality of infrared detection modules 2 are arranged, and the switch actions of the same or different electrical appliances can be controlled according to the trigger states of the infrared detection modules 2 in different directions;

for example, in the present embodiment, the horizontal infrared detection module 20 and the vertical infrared detection module 60 located on the front surface of the housing 1 are referred to as a front infrared detection module 211, and the horizontal infrared detection module 20 and the vertical infrared detection module 60 located on the side surface of the housing 1 are referred to as a side infrared detection module 212, wherein the lamp a can be controlled by the front infrared detection module 211, and the lamp B can be controlled by the side infrared detection module 212; or the lamp a is controlled by the front infrared detection module 211 and the side infrared detection module 212 together (the number of people staying in the buffer 34 is increased by one when the front infrared detection module 211 and the side infrared detection module 212 are triggered).

The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.

Claims

1. An infrared detection intelligent switch is characterized by comprising a shell, wherein a control module, a switch module, a power supply module and one or more infrared detection modules are arranged in the shell; the power supply module is respectively connected with the control module, the switch module and the one or more infrared detection modules and supplies power to the control module, the switch module and the one or more infrared detection modules; the infrared detection modules are electrically connected with the input end of the control module, the output end of the control module is electrically connected with the switch module, and the switch module is connected with an electric appliance controlled by a room;

the infrared detection module comprises a horizontal infrared detection module and a vertical infrared detection module, wherein the horizontal infrared detection module comprises an infrared transmitting tube and two infrared receiving tubes respectively positioned at the left side and the right side of the infrared transmitting tube; the vertical infrared detection module is positioned on the infrared transmitting tube and two infrared receiving tubes respectively positioned at the upper end and the lower end of the infrared transmitting tube;

the control module comprises an MCU central intelligent processing unit, a timing unit, a trigger unit and a buffer; when the infrared receiving tube receives an infrared signal transmitted by the infrared transmitting tube, the trigger unit outputs a control command and starts the timing unit; the timing unit is used for the horizontal infrared detection module and the vertical infrared detection module to receive the time of the infrared signal transmitted by the infrared transmitting tube; the buffer is used for storing the information of the number of the detained people in the room; the MCU central intelligent processing unit determines the moving direction of people through the timing unit and modifies the information of the number of people staying in the buffer according to the moving direction of people; and the MCU central intelligent processing unit controls the controlled electric appliances in the room to be turned on or turned off according to the information of the number of the detained people and through the switch module.

2. The infrared detection intelligent switch according to claim 1, further comprising a manual control switch, wherein the manual control switch module is connected to the MCU central intelligent processing unit, and the manual control switch controls the controlled appliances in the room to be turned on or off through the MCU central intelligent processing unit.

3. An intelligent infrared detection switch as claimed in claim 1, wherein the switch module is a relay or a valve control circuit.

4. The infrared detection intelligent switch according to claim 1, wherein the infrared detection modules are respectively disposed on different surfaces of the housing, and the infrared detection modules are staggered and do not affect each other.