CN215643082U

CN215643082U - Thing networking audible-visual annunciator

Info

Publication number: CN215643082U
Application number: CN202121743912.XU
Authority: CN
Inventors: 陈赞锋; 连宗山; 丁挺; 张青田; 陈建煌; 姚志军
Original assignee: Xiqing Xiamen Technology Co ltd; Zhangzhou Hailai Lighting Co ltd; Xiamen Hi Light Lighting Co Ltd
Current assignee: Xiqing Xiamen Technology Co ltd; Zhangzhou Hailai Lighting Co ltd; Xiamen Hi Light Lighting Co Ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-01-25
Anticipated expiration: 2031-07-29

Abstract

The utility model relates to an Internet of things audible and visual alarm which comprises a control circuit, a loudspeaker circuit, a wireless communication circuit, a trigger circuit and at least two LED lamp circuits, wherein the control circuit is connected with the loudspeaker circuit; the LED lamp circuit is connected with the control end of the control circuit; the input end of the loudspeaker circuit is connected with the output end of the control circuit; the communication end of the control circuit is connected with the wireless communication circuit, and the wireless communication circuit is wirelessly connected with the remote intelligent terminal; the output end of the trigger circuit is connected with the input end of the control circuit, the switch of the trigger circuit is arranged on the shell, and the trigger circuit sends a trigger signal to the control circuit after being triggered and closes the loudspeaker circuit and/or the LED lamp circuit through the control circuit. This scheme has realized high in the clouds control alarm sound production and luminous. The LED warning lamp has multiple selectable warning sounds, the color of warning light can be selected to be three, the warning sounds represent different warning levels, and a user can visually understand the warning levels through different LED lamps. In addition, it has still set up external trigger switch for the amortization function.

Description

Thing networking audible-visual annunciator

Technical Field

The utility model relates to the technical field of Internet of things, in particular to an audible and visual alarm for the Internet of things.

Background

An alarm is an electronic product that reminds or warns people of taking some action in the form of sound, light, air pressure and the like in order to prevent or prevent the consequences caused by an event. The alarm is divided into a mechanical alarm and an electronic alarm. With the progress of science and technology, mechanical alarms are increasingly replaced by advanced electronic alarms, are often applied to the fields of system faults, safety precaution, transportation, medical treatment and rescue, emergency relief, induction detection and the like, and are inseparable from social production. The existing audible and visual alarm generally alarms through an alarm lamp and a loudspeaker after local sensor detection is triggered, and cannot be remotely controlled. In addition, the conventional alarm device cannot trigger different alarms according to the degree of emergency, and a user cannot judge the degree of emergency according to the received alarm light.

SUMMERY OF THE UTILITY MODEL

Therefore, the sound-light alarm of the internet of things is needed to solve the problem that a user cannot judge the emergency degree according to the received alarm light when the existing alarm is used.

An audible and visual alarm of the Internet of things comprises a shell, a control circuit, a loudspeaker circuit, a wireless communication circuit, a trigger circuit and at least two LED lamp circuits; the LED lamp circuit is connected with the control end of the control circuit; the input end of the loudspeaker circuit is connected with the output end of the control circuit; the communication end of the control circuit is connected with the wireless communication circuit, and the wireless communication circuit is wirelessly connected with the remote intelligent terminal; the output end of the trigger circuit is connected with the input end of the control circuit, the switch of the trigger circuit is arranged on the shell, and after triggering, the trigger circuit sends a trigger signal to the control circuit and closes the loudspeaker circuit and/or the LED lamp circuit through the control circuit.

The internet of things audible and visual alarm further comprises an interface circuit, wherein the interface circuit is electrically connected with the control circuit, the loudspeaker circuit, the LED lamp circuit, the wireless communication circuit and the trigger circuit and supplies power to the circuits.

In order to provide a standby power supply and avoid the alarm from being powered off, the audible and visual alarm of the internet of things further comprises a manganese-lithium battery which is electrically connected with the control circuit, the loudspeaker circuit, the LED lamp circuit, the wireless communication circuit and the trigger circuit and supplies power; the interface circuit comprises a Micro-B interface.

Specifically, the control circuit comprises an MCU chip, and the LED lamp circuit is connected with a control end of the MCU chip; the input end of the loudspeaker circuit is connected with the output end of the MCU chip; the communication end of the MCU chip is connected with the wireless communication circuit; and the output end of the trigger circuit is connected with the input end of the MCU chip.

The IOT audible and visual alarm further comprises a memory chip for storing voice information, sensor data and the like, wherein the memory chip is connected with the storage end of the MCU chip, and the memory chip stores the information transmitted by the wireless communication circuit.

The wireless communication circuit comprises a WIFI chip, and is connected with the remote intelligent terminal through WIFI, so that higher data transmission efficiency and longer transmission distance are provided.

In order to reduce the cost and enable a user to quickly trigger so as to turn off an alarm signal in time, the trigger circuit comprises a first resistor and a trigger button, wherein a first end of the first resistor is connected with a high-voltage point, a second end of the first resistor is connected with a first end of the trigger button, and a second end of the trigger button is grounded; the first end of the trigger button is connected with the input end of the control circuit; the trigger button is arranged on the shell, and after being pressed, the trigger button sends a low-voltage signal to the control circuit and closes the loudspeaker circuit and/or the LED lamp circuit through the control circuit.

In order to provide different light colors to express different emergency degrees, the number of the LED lamp circuits is three, the three LED lamp circuits are different in light color, and the control circuit switches one of the LED lamp circuits to be turned on according to an input signal of the wireless communication circuit.

In order to efficiently and quickly drive the LED lamp to emit light, the LED lamp circuit comprises a second resistor, a switch tube and a plurality of groups of LED modules, the second resistor is connected in series between the controlled end of the switch tube and the control end of the control circuit, the first ends of all the LED modules are connected with a high-voltage point, the second ends of all the LED modules are connected with the input end of the switch tube, and the output end of the switch tube is grounded; each LED module comprises a light emitting diode and a current limiting resistor which are connected in series.

In order to provide high-power and high-quality alarm audio, the loudspeaker circuit comprises an audio power amplifier circuit and a loudspeaker; the input end of the audio power amplifier circuit is connected with the output end of the control circuit, and the output end of the audio power amplifier circuit is connected with the loudspeaker; and the audio power amplifier circuit amplifies the power of the audio information output by the control circuit and transmits the audio information to the loudspeaker for playing.

According to the technical scheme, the wireless communication circuit is arranged in the alarm, so that the alarm is controlled by the cloud to sound and emit light. The multifunctional alarm lamp is internally provided with various selectable alarm sounds, the colors of alarm light can be selected to represent different alarm levels, and a user can visually understand the alarm levels through different LED lamps. In addition, it has still set up external trigger switch for the amortization function. The technical scheme is intelligent, convenient and effective.

Drawings

FIG. 1 is a block schematic diagram of an embodiment of an IOT audible and visual alarm of the present invention;

FIG. 2 is a circuit diagram of the control circuit portion of FIG. 1;

fig. 3 is a circuit diagram of the speaker circuit portion shown in fig. 1;

FIG. 4 is a circuit diagram of the portion of the LED lamp circuit shown in FIG. 1;

fig. 5 is a circuit diagram of a portion of the wireless communication circuit shown in fig. 1;

FIG. 6 is a circuit diagram of the interface circuit portion of FIG. 1;

fig. 7 is a circuit diagram of a portion of the memory chip shown in fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a control circuit; 2. a speaker circuit; 3. a wireless communication circuit; 4. a trigger circuit; 5. an LED lamp circuit; 6. an interface circuit; 7. a memory chip.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

In an embodiment, please refer to fig. 1 to 7, an internet of things audible and visual alarm includes a housing, a control circuit 1, a speaker circuit 2, a wireless communication circuit 3, a trigger circuit 4, and at least two LED lamp circuits 5; the LED lamp circuit 5 is connected with the control end of the control circuit 1; the input end of the loudspeaker circuit 2 is connected with the output end of the control circuit 1; the communication end of the control circuit 1 is connected with the wireless communication circuit 3, and the wireless communication circuit 3 is wirelessly connected with the remote intelligent terminal; the output end of the trigger circuit 4 is connected with the input end of the control circuit 1, the switch of the trigger circuit 4 is arranged on the shell, and after triggering, the trigger circuit sends a trigger signal to the control circuit 1 and closes the loudspeaker circuit 2 and/or the LED lamp circuit 5 through the control circuit 1.

According to the technical scheme, the wireless communication circuit 3 is arranged in the alarm, so that the alarm is controlled to sound and emit light by the cloud. The multifunctional alarm lamp is internally provided with various selectable alarm sounds, the colors of alarm light can be selected to represent different alarm levels, and a user can visually understand the alarm levels through different LED lamps. In addition, it has still set up external trigger switch for the amortization function. The technical scheme is intelligent, convenient and effective.

On the basis of the embodiment, the internet of things audible and visual alarm further comprises an interface circuit 6, wherein the interface circuit 6 is electrically connected with the control circuit 1, the loudspeaker circuit 2, the LED lamp circuit 5, the wireless communication circuit 3 and the trigger circuit 4 and supplies power to the circuits. Furthermore, the audible and visual alarm of the internet of things further comprises a manganese-lithium battery which is electrically connected with the control circuit 1, the speaker circuit 2, the LED lamp circuit 5, the wireless communication circuit 3 and the trigger circuit 4 and supplies power; the interface circuit 6 comprises a Micro-B interface.

It can be understood that, in this embodiment, each circuit is powered through the Micro-B interface, and of course, the interface may also be a DC interface, a USB interface, a Type-c interface, and the like, which is not described as a limitation in this embodiment; while the lithium manganese battery provides a backup power source to prevent the alarm from being turned off when power is lost, two CR123A batteries are used in this embodiment.

Specifically, the control circuit 1 comprises an MCU chip, and the LED lamp circuit 5 is connected with one control end of the MCU chip; the input end of the loudspeaker circuit 2 is connected with the output end of the MCU chip; the communication end of the MCU chip is connected with the wireless communication circuit 3; the output end of the trigger circuit 4 is connected with the input end of the MCU chip. In this embodiment, an MCU chip with a model BX3801 and peripheral circuits thereof are used, although the model of the chip may be other, which is not limited to the description in this embodiment.

Further, in order to store voice information, sensor data and the like, the sound-light alarm of the internet of things further comprises a memory chip 7, the memory chip 7 is connected with the storage end of the MCU chip, and the memory chip 7 stores information transmitted by the wireless communication circuit 3. In this embodiment, a chip with a model number of KH25L1606E is used, but the model number of the chip may be other.

Further, in order to provide higher data transmission efficiency and longer transmission distance, the wireless communication circuit 3 includes a WIFI chip, and the wireless communication circuit 3 is connected with the remote intelligent terminal through WIFI. Of course, the wireless communication circuit 3 may also use other wireless modules such as bluetooth to implement communication, which is not described as a limitation in the present embodiment.

As shown in fig. 4, in order to reduce the cost and enable the user to trigger quickly so as to turn off the alarm signal in time, the trigger circuit 4 includes a first resistor and a trigger button, a first end of the first resistor is connected to the high voltage point, a second end of the first resistor is connected to a first end of the trigger button, and a second end of the trigger button is grounded; the first end of the trigger button is connected with the input end of the control circuit 1; the trigger button is arranged on the shell, and after being pressed, the trigger button sends a low-voltage signal to the control circuit 1, and the speaker circuit 2 and/or the LED lamp circuit 5 are/is turned off through the control circuit 1. Of course, the trigger circuit 4 may also be triggered by using a touch switch, an infrared gesture sensor, and the like, which is not described as a limitation in this embodiment.

On the basis of the embodiment, in order to provide different light colors to indicate different emergency degrees, the number of the LED lamp circuits 5 is three, and the light emitting colors of the three LED lamp circuits 5 are different from each other, and the control circuit 1 switches one of the LED lamp circuits 5 to light according to the input signal of the wireless communication circuit 3. Of course, it may also be three LED lamp circuits 5 of the same color disposed at different positions, and different alarm levels are represented by the lamps at different positions, and the display mode of the alarm levels is not described as a limitation in this embodiment.

Further, in order to efficiently and quickly drive the LED lamp to emit light, the LED lamp circuit 5 includes a second resistor, a switch tube and a plurality of groups of LED modules, the second resistor is connected in series between the controlled end of the switch tube and the control end of the control circuit 1, the first ends of all the LED modules are connected to a high voltage point, the second ends of all the LED modules are connected to the input end of the switch tube, and the output end of the switch tube is grounded; each LED module comprises a light emitting diode and a current limiting resistor which are connected in series.

In the present embodiment, in order to provide a high-power and high-quality alarm audio, the speaker circuit 2 includes an audio power amplifier circuit and a speaker; the input end of the audio power amplifier circuit is connected with the output end of the control circuit 1, and the output end of the audio power amplifier circuit is connected with the loudspeaker; the audio power amplifier circuit amplifies the power of the audio information output by the control circuit 1 and transmits the audio information to the loudspeaker for playing. The audio power amplifier circuit is implemented by using a power amplifier chip with a model number of XA8002D and peripheral circuits thereof, which is not limited to the chip signal described in this embodiment.

The thing networking audible-visual annunciator that provides in this embodiment through cell-phone APP setting, when certain smart sensor action in intelligence house, all can be through high in the clouds control alarm sound production and luminous. Twelve selectable prompting sounds and alarming sounds are arranged in the device; three colors of alarm light can be selected, and the three colors respectively represent different warning levels; when audible alarm, can the amortization function through external button, intelligence, convenient, effective.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes, substitutions and alterations can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. The utility model provides an thing networking audible-visual annunciator which characterized in that includes: the LED lamp comprises a shell, a control circuit, a loudspeaker circuit, a wireless communication circuit, a trigger circuit and at least two LED lamp circuits; the LED lamp circuit is connected with the control end of the control circuit; the input end of the loudspeaker circuit is connected with the output end of the control circuit; the communication end of the control circuit is connected with the wireless communication circuit, and the wireless communication circuit is wirelessly connected with the remote intelligent terminal; the output end of the trigger circuit is connected with the input end of the control circuit, the switch of the trigger circuit is arranged on the shell, and after triggering, the trigger circuit sends a trigger signal to the control circuit and closes the loudspeaker circuit and/or the LED lamp circuit through the control circuit.

2. The thing networking audible and visual alarm of claim 1, characterized in that, still includes interface circuit, interface circuit with control circuit, speaker circuit, LED lamp circuit, wireless communication circuit and trigger circuit electricity connect, and carry out circuit power supply.

3. The internet of things audible and visual alarm of claim 2, further comprising a manganese lithium battery connected with and supplying power to the control circuit, the speaker circuit, the LED lamp circuit, the wireless communication circuit and the trigger circuit; the interface circuit comprises a Micro-B interface.

4. The IOT audible and visual alarm of claim 1, wherein the control circuit comprises an MCU chip, and the LED lamp circuit is connected with a control end of the MCU chip; the input end of the loudspeaker circuit is connected with the output end of the MCU chip; the communication end of the MCU chip is connected with the wireless communication circuit; and the output end of the trigger circuit is connected with the input end of the MCU chip.

5. The thing networking audible and visual annunciator of claim 4, characterized in that, still include the memory chip, the memory chip is connected with the memory terminal of MCU chip, the memory chip stores the information that wireless communication circuit transmitted.

6. The thing networking audible and visual alarm of claim 1, characterized in that, wireless communication circuit includes the WIFI chip, wireless communication circuit passes through the WIFI with remote intelligent terminal and is connected.

7. The acousto-optic alarm of the internet of things according to claim 1, wherein the trigger circuit comprises a first resistor and a trigger button, a first end of the first resistor is connected with a high voltage point, a second end of the first resistor is connected with a first end of the trigger button, and a second end of the trigger button is grounded; the first end of the trigger button is connected with the input end of the control circuit; the trigger button is arranged on the shell, and after being pressed, the trigger button sends a low-voltage signal to the control circuit and closes the loudspeaker circuit and/or the LED lamp circuit through the control circuit.

8. The internet of things audible and visual alarm according to claim 1, wherein the number of the LED lamp circuits is three, the three LED lamp circuits have different light emitting colors, and the control circuit switches one of the LED lamp circuits to light up according to an input signal of the wireless communication circuit.

9. The internet of things audible and visual alarm of claim 8, wherein the LED lamp circuit comprises a second resistor, a switch tube and a plurality of groups of LED modules, the second resistor is connected in series between a controlled end of the switch tube and a control end of the control circuit, first ends of all the LED modules are connected to a high voltage point, second ends of all the LED modules are connected to an input end of the switch tube, and an output end of the switch tube is grounded; each LED module comprises a light emitting diode and a current limiting resistor which are connected in series.

10. The thing networking audible and visual alarm of claim 1, characterized in that, the speaker circuit includes audio power amplifier circuit and speaker; the input end of the audio power amplifier circuit is connected with the output end of the control circuit, and the output end of the audio power amplifier circuit is connected with the loudspeaker; and the audio power amplifier circuit amplifies the power of the audio information output by the control circuit and transmits the audio information to the loudspeaker for playing.