CN215007197U

CN215007197U - Human response automatic control presentation device

Info

Publication number: CN215007197U
Application number: CN202120910557.4U
Authority: CN
Inventors: 雷建设
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-12-03
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a human response automatic control presentation device, including a box body 11 and circuit connection, still include human probe 18, switch 17, supply socket 14, change over switch 13, electronic switch 24, speaker 15, display 16, power indicator 12, volume adjuster 19, works name 110, amplifier 21, electronic switch 24, music integrated package 22, amplifirer 23 in the box body, its characterized in that power indicator 12, change over switch 13, supply socket 14 set gradually in the middle upper portion of box body 11 panel according to certain distance from right to left, and switch 17, human probe 18, volume adjuster 19 set gradually in the lower part of box body 11 panel according to certain distance from right to left; the human body probe, the regulator, the display and other components are designed on the panel, the demonstration is visual, the operation is convenient, the teaching demonstration effect is good, and certain use and popularization values are achieved.

Description

Human response automatic control presentation device

Technical Field

The utility model relates to a sensor is applied to teaching automatic control presentation device, concretely relates to human response automatic control presentation device.

Background

The sensor is a detection device, can sense the measured information, can convert the sensed information into an electric signal or other information output in a required form according to a certain rule, is the first link for realizing automatic detection and automatic control, has an important role in developing economy and promoting social progress, and is very obvious. However, in the teaching contents of physics and general technical classes of middle schools, students feel strange about learning of the students due to the fact that teaching is lack of demonstration instruments and the students are difficult to learn, so that the invention creates a human body induction automatic control demonstration device for teaching to stimulate the enthusiasm of the students in learning physics and other natural sciences, cultivate the observation ability of the students and deepen the understanding of the learned knowledge.

Disclosure of Invention

The utility model discloses a human response automatic control presentation device utilizes human response probe sensor detection information, controls the speaker through amplifier, change over switch and electronic switch respectively and makes a sound and incandescent bulb lights, and audio-visually demonstrates human response automatic control's work effect, and the box body panel of the demonstration ware design of the invention is big, and human probe, regulator, display etc. components and parts design on the panel, and the demonstration is direct-viewing, and experiment convenient operation, teaching demonstration are effectual, have certain use and spreading value.

A human body induction automatic control demonstration device comprises a box body and a circuit connection, the box body also comprises a human body probe, a power switch, a power socket, a change-over switch, an electronic switch, a loudspeaker, a display, a power indicator, a volume regulator, a work name, an amplifier, a music integrated block and a power amplifier, and is characterized in that the human body probe, the power switch, the power socket, the change-over switch, the loudspeaker, the display, the power indicator, the volume regulator and the work name are all arranged on a panel of the box body, the power indicator, the change-over switch and the power socket are sequentially arranged on the middle upper part of the panel of the box body according to a certain distance from left to right and are sequentially arranged on the lower part of the panel of the box body according to a certain distance from left to right and are arranged on the same horizontal line, the loudspeaker and the display are arranged in the middle of the box body panel, the loudspeaker is arranged on the right side, the display is arranged on the left side, and the work name is pasted on the middle upper part of the box body panel;

the human body probe is sequentially connected with the amplifier, the change-over switch, the music integrated block, the regulator, the amplifier and the loudspeaker, the change-over switch is further sequentially connected with the electronic switch and the display, the power socket is sequentially connected with the power switch and the power indicator, and the power switch is further connected with the amplifier to form a working circuit.

Preferably, the human body induction automatic control demonstration device is characterized in that the box body is a plastic box body with the length of 32cm, the width of 22cm and the height of 10 cm.

Preferably, the human body probe is an HC-SR501 human body infrared induction module sensor, the amplifier is an NPN triode, the music integrated block is a BH36B (12) music integrated block, the regulator 19 is a 4.7K potentiometer, and the power amplifier is a TDA2822M power amplifier integrated block.

Preferably, the power switch is a three-pin one-gear switch of the twister 201, the change-over switch is a six-pin two-gear switch of the twister 202, the electronic switch is a PNP triode, and the power socket is a DC power socket DC-044A.

Preferably, the speaker is a YD 130-1A speaker, the display is a small incandescent bulb, and the power indicator is a red LED diode.

The utility model has the advantages that: the human body induction probe sensor is used for detecting information, the loudspeaker is controlled to make a sound and the incandescent bulb is controlled to be lightened through the amplifier, the change-over switch and the electronic switch respectively, and the working effect of human body induction automatic control is intuitively demonstrated.

Drawings

FIG. 1 is a schematic diagram of a panel structure of a human body induction automatic control demonstration device;

fig. 2 is a schematic diagram of the connection of components of a human body induction automatic control demonstration device.

FIG. 1 illustrates in numbered detail: 11-box body, 12-power indicator, 13-change-over switch, 14-power socket, 15-loudspeaker, 16-display, 17-power switch, 18-human body probe, 19-volume adjuster, 110-name of the product;

FIG. 2 illustrates in numbered detail: 18-human body probe, 21-amplifier, 13-change-over switch, 22-music integrated block, 19-regulator, 23-power amplifier, 16-display, 24-electronic switch, 15-loudspeaker, 12-indicator, 17-power switch and 14-power socket.

Detailed Description

Fig. 1 and fig. 2 show that the human body induction automatic control demonstration device of the present invention comprises a plastic box body 11 with a length of 32cm, a width of 22cm and a height of 10cm, wherein the box body 11 further comprises a human body probe 18, a power switch 17, a power socket 14, a switch 13, an electronic switch 24, a speaker 15, a display 16, a power indicator 12, a volume regulator 19, a work name 110, an amplifier 21, an electronic switch 24, a music integrated block 22 and a power amplifier 23, and is characterized in that the human body probe 18, the power switch 17, the power socket 14, the switch 13, the speaker 15, the display 16, the power indicator 12, the volume regulator 19 and the work name 110 are all arranged on a panel of the box body 11, the power indicator 12, the switch 13 and the power socket 14 are sequentially arranged on the middle upper portion of the panel of the box body 11 from right to left according to a certain distance, and on same water flat line, switch 17, human probe 18 and volume regulator 19 set gradually in the lower part of box body 11 panel according to certain distance from right to left, and on same water flat line, speaker 15 and display 16 set up the middle part of box body 11 panel and incline down, and speaker 15 is on the right side, and display 16 is on the left side, the name of the work 110 is pasted in the well upper portion position of box body 11 panel.

The amplifier 21, the electronic switch 24, the music integrated block 22 and the power amplifier 24 are welded on the circuit board and fixed on the floor in the box body.

The human body induction automatic control demonstration device is characterized in that components are connected, a human body probe 18 is sequentially connected with an amplifier 21, a change-over switch 13, a music integrated block 22, a regulator 19, a power amplifier 23 and a loudspeaker 15, the change-over switch 13 is further sequentially connected with an electronic switch 24 and a display 16, a power socket 14 is sequentially connected with a power switch 17 and a power indicator 12, and the power switch 17 is further connected with the amplifier 21 to form a working circuit.

A human body induction automatic control demonstration device component selection, a human body probe 18 selects an HC-SR501 human body infrared induction module sensor, an amplifier 21 selects an NPN triode (C9013), a music integrated block 22 selects a BH36B (12) first music integrated block, a power amplifier 23 selects a TDA2822M power amplification integrated block, a power switch 17 selects a knob 201 three-pin one-gear switch, a change-over switch 13 selects a knob 202 six-pin two-gear switch, an electronic switch 24 selects a PNP triode (A683), a power socket 14 is a DC power socket DC-044A, a regulator 19 selects a 4.7K potentiometer, a loudspeaker 15 selects an YD 130-1A loudspeaker, a display 16 selects a small incandescent bulb (6V 300mA small bulb), and a power indicator 12 selects a red LED diode; the regulated power supply adopts 6V500 mA.

When a power socket 14 is inserted into a 6V500mA stabilized power supply, a power switch 17 is turned on, a power indicator 12 is lightened to show that the working circuit is connected with a working power supply, at the moment, no human body moves (moves) in the sensing range (set to be 3m) of a human body probe 18, the human body probe outputs a low level, an NPN triode (C9013) is selected as an amplifier 21, the base voltage of the NPN triode is 0V, the amplifier 21 is in a cut-off state, the demonstration device does not work, when the human body enters the sensing range of the human body probe 18, the human body probe 18 outputs a high level, the base of the amplifier 21 obtains a working voltage not larger than or equal to 0.7V, the amplifier 21 is in a saturation state, the amplifier 21 is actually an electronic switch, and a collector and an emitter of the amplifier are conducted; when the switch 13 is connected to the music integrated block 22, the negative electrode of the working power supply is connected to the music integrated block 22, the positive power supply of the music integrated block 22 is connected to the positive electrode of the working power supply, the music integrated block 22 operates to output music sound, the regulator 19 is connected to the power amplifier 23 to amplify the music sound of the music integrated block 22, so that the connected loudspeaker 15 makes sound, and the regulator 19 can regulate the volume of the sound output from the music integrated block 22 to the input end of the power amplifier 23 to control the sound output of the loudspeaker 15; when the switch 13 is connected to the electronic switch 24, the collector and the emitter of the amplifier 13 are conducted to provide a working voltage for the base of the electronic switch 24, the electronic switch 24 is a PNP triode (a 683), the voltage of the base is less than or equal to 5.2V, the collector 0.5V is much less than the base voltage (PNP triode conduction condition), the electronic switch 24 is in a saturation state, the collector and the emitter of the electronic switch 24 are conducted, and the 6V300mA light bulb selected by the display 16 is turned on.

Can shelter from human probe 18 with the box body lid during the demonstration, the box body lid of selecting for use will wholly (all) shelter from human probe 18, when sheltering from human probe 18, the demonstration human body is not in response within range, human probe 18 (sensor) output low level, the controller is out of work, do not shelter from human probe 18, the demonstration human body is in response within range, human probe 18 (sensor) output high level, change over switch dials at the music position this moment, its speaker sends the music sound, change over switch dials at the position of small bulb, its small bulb lights.

The human body probe 18 has a certain time delay function in work, which is the working performance of the human body probe, when the human body sensing probe outputs a high level, the human body probe 18 is shielded by the box cover, the circuit has the time of 3 to 7 seconds to continue the process of outputting the high level, and similarly, when the human body sensing probe outputs a low level, the box cover shielding the human body probe 18 is removed, and the human body probe 18 has the process of outputting the low level for several seconds.

The utility model relates to a human response automatic control presentation device utilizes human response probe sensor detection information, controls the speaker through amplifier, change over switch, electronic switch, music integrated package, amplifirer respectively and makes a sound and incandescent bulb lights, and audio-visual demonstration human response automatic control's work effect, and the box body panel of the design of the invention is big, and components and parts design such as human probe, regulator, display are on the panel, and the demonstration is direct-minded, and experiment convenient operation, teaching demonstration is effectual, has certain use and spreading value.

Claims

1. A human body induction automatic control demonstration device comprises a box body (11) and a circuit connection, the box body (11) further comprises a human body probe (18), a power switch (17), a power socket (14), a change-over switch (13), an electronic switch (24), a loudspeaker (15), a display (16), a power indicator (12), a volume regulator (19), a work name (110), an amplifier (21), a music integrated block (22) and a power amplifier (23), and is characterized in that the human body probe (18), the power switch (17), the power socket (14), the change-over switch (13), the loudspeaker (15), the display (16), the power indicator (12), the volume regulator (19) and the work name (110) are all arranged on a panel of the box body (11), the power indicator (12), the change-over switch (13) and the power socket (14) are sequentially arranged on the middle upper portion of the panel of the box body (11) from right to left according to a certain distance, on the same horizontal line, a power switch (17), a human body probe (18) and a volume regulator (19) are sequentially arranged at the lower part of the panel of the box body (11) from right to left according to a certain distance, and on the same horizontal line, a loudspeaker (15) and a display (16) are arranged at the middle part of the panel of the box body (11) and are arranged at the lower part, the loudspeaker (15) is arranged at the right side, the display (16) is arranged at the left side, and the name (110) of the work is pasted at the middle upper part of the panel of the box body (11);

human probe (18) connect gradually amplifier (21), change over switch (13), music integrated package (22), volume regulator (19), amplifirer (23), speaker (15), and change over switch (13) still connects gradually electronic switch (24) and display (16), switch (17) and power indicator (12) are connected gradually in switch (14), and amplifier (21) are still connected in switch (17), constitute working circuit.

2. The human body induction automatic control demonstration device according to claim 1, characterized in that: the box body (11) is a plastic box body with the length of 32cm, the width of 22cm and the height of 10 cm.

3. The human body induction automatic control demonstration device according to claim 1, characterized in that: the human body probe (18) is an HC-SR501 human body infrared induction module sensor, the amplifier (21) is an NPN triode, the music integrated block (22) is a BH36B twelve music integrated block, the volume regulator (19) is a 4.7K potentiometer, and the power amplifier (23) is a TDA2822M power amplifier integrated block.

4. The human body induction automatic control demonstration device according to claim 1, characterized in that: the power switch (17) is a three-pin one-gear switch of the torque 201, the change-over switch (13) is a six-pin two-gear switch of the torque 202, the electronic switch (24) is a PNP triode, and the power socket (14) is a DC power socket DC-044A.

5. The human body induction automatic control demonstration device according to claim 1, characterized in that: the speaker (15) is a YD 130-1A speaker, the display (16) is a miniature incandescent bulb, and the power indicator (12) is a red LED diode.