Mining intrinsic safety acousto-optic annunciator

Abstract

The utility model discloses a mining intrinsic safety acousto-optic annunciator, which relates to the technical field of acousto-optic annunciators and comprises an explosion-proof box body, and a storage battery is arranged in the explosion-proof box body. The storage battery is electrically connected with the power switch and the stabilized voltage supply module through wires. The voltage-stabilized power supply module is also electrically connected with the power switch; the voltage-stabilized power supply module is electrically connected with the circuit board; the circuit board is electrically connected with the dotting button, the call button, the loudspeaker and the warning lamp; according to the utility model, a circuit board is provided with an integrated block IC1 and an integrated block IC2; when the dotting button is pressed down, all the specific binding posts of the on-line machines form a power supply loop through the optocouplers. At the moment, the integrated block IC1 is electrified to work, an audio signal with a specific frequency is generated, and on one hand, the signal is sent to the loudspeaker, so that the loudspeaker sends out a sound signal; the audio signal can drive the warning lamp to be turned on, and meanwhile, a 200kHz carrier acousto-optic signal is sent through the power line, so that audio contact signals are sent to the local station and each on-line station.

Description

TECHNICAL FIELD

[0001] The utility model relates to a mine intrinsic safety sound and light signal device technical field, specifically a mine intrinsic safety sound and light signal device. BACKGROUND

[0002] The mine intrinsic safety sound and light signal device is used in coal mine production, communicates information through sound and light, improves work efficiency and safety, and the mine communication sound and light signal device can communicate voice, transmit sound and light signals and control signals, and the advancement directly promotes the improvement of information communication efficiency.

[0003] The existing sound and light signal device is heavy, is very inconvenient to use in the mine, and wiring is not convenient when multiple sound and light signal devices are connected in series. UTILITY MODEL CONTENTS

[0004] The utility model discloses a mine intrinsic safety sound and light signal device, has simple structure, light weight, is very convenient to carry in the mine, and is convenient for the series connection of multiple devices, to solve the technical problem in the background technique.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A mine intrinsic safety sound and light signal device, including the explosion -proof box, is equipped with the battery in the inside of the explosion -proof box, the battery is connected with the power switch and the voltage stabilizing power module electric connection through the wire respectively, the voltage stabilizing power module is still connected with the power switch electric connection, the voltage stabilizing power module is connected with the circuit board electric connection,

[0007] The circuit board is connected with the dotting button, the talk button, the loudspeaker and the warning light electrically, wherein the loudspeaker and the warning light are also electrically connected with the circuit board.

[0008] As a further technical scheme of the utility model, one side of the explosion -proof box is fixed with the box shell through the internal hexagonal bolt, the power switch, the dotting button and the talk button are embedded on the box shell, and a sound hole is also formed on the box shell, and the loudspeaker is fixed on the inner side of the sound hole.

[0009] As a further technical scheme of the utility model, a plurality of series connection interfaces are threadedly connected to the two sides of the explosion -proof box, the warning light is installed on the top of the explosion -proof box, and a handle is also fixed to the top of the explosion -proof box.

[0010] As a further technical scheme of the utility model, the battery is connected with the power socket through the wire, and the power socket is embedded on one side of the explosion -proof box.

[0011] As a further technical scheme of the utility model, the serial interface is electrically connected with the circuit board through a communication line, and the serial interface is further connected with other sound and light signal indicators through a serial line.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The utility model discloses a circuit board is equipped with integrated block IC1 and integrated block IC2, when pressing the dotting button, all on-line specific terminal posts of each table form a power supply loop through the photoelectric coupler, at this time, integrated block IC1 is electrified and works, generates the audio signal of specific frequency, the signal is sent to the loudspeaker on one hand, makes the loudspeaker emit the sound signal, on the other hand, the audio signal also drives the warning light to light up, simultaneously sends 200kHz carrier sound and light signal through the power line, realizes the audio contact signal to the table and the on-line each table of this table is sent,

[0014] 2. The utility model discloses after pressing the talk button, integrated block IC2 is electrified, the voice is sent into integrated block IC2 through the microphone and the audio input terminal and is amplified and sent to other each table, thereby realizes the single working communication function, i.e. this table can send the voice signal to other on-line tables, the above-mentioned structure is simple, carries convenient, and is convenient for the serial connection of multiple equipment, thereby realizes the communication between multiple equipment,

[0015] 3. The utility model discloses the power socket adopts having power adapter, the power socket is externally connected with power line, when the power line is connected, can convert alternating current into direct current, then direct current is delivered to the storage battery and is stored, the storage battery is stabilized after the voltage stabilizing power module and provides the electric energy for each electric element. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0017] Figure 2 It is another visual angle schematic diagram of the utility model Figure 1 .

[0018] Figure 3 It is the plan view of the utility model Figure 1 .

[0019] Figure 4 It is the A-A section view of the utility model Figure 3 .

[0020] In the drawing: 1-anti-explosion box body, 2-box shell, 3-power socket, 4-storage battery, 5-voltage stabilizing power module, 6-circuit board, 7-audio input terminal, 8-serial interface, 9-warning light, 10-lifting handle, 11-power switch, 12-dotting button, 13-talking button, 14-loudspeaker. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative work are within the protection scope of the utility model.

[0022] Please refer to Figures 1-4 In the embodiments of the utility model, a mine intrinsic safety sound and light signaler comprises an explosion-proof box body 1, a storage battery 4 is arranged in the explosion-proof box body 1; the storage battery 4 is electrically connected with a power switch 11 and a voltage stabilizing power module 5 through wires respectively; the voltage stabilizing power module 5 is also electrically connected with the power switch 11; the voltage stabilizing power module 5 is electrically connected with a circuit board 6;

[0023] The circuit board 6 is electrically connected with a dotting button 12, a talking button 13, a loudspeaker 14 and a warning lamp 9; wherein the loudspeaker 14 and the warning lamp 9 are also electrically connected with the circuit board 6.

[0024] More specifically, a plurality of stringing interfaces 8 are threadedly connected to the two sides of the explosion-proof box body 1; the warning lamp 9 is installed on the top of the explosion-proof box body 1; a handle 10 is also fixed to the top of the explosion-proof box body 1.

[0025] As a further description of the utility model, the circuit board 6 is provided with an integrated block IC1 and an integrated block IC2; when the dotting button 12 is pressed, all the specific terminals of the on-line machines form a power loop through the optical coupler. At this time, the integrated block IC1 is powered to work and generates a specific frequency audio signal, which is sent to the loudspeaker 14 to make the loudspeaker 14 emit a sound signal; on the other hand, the audio signal also drives the warning lamp 9 to light up, and simultaneously sends a 200 kHz carrier sound and light signal through the power line, so as to realize the sending of an audio contact signal (dotting) to the machine and the on-line machines;

[0026] After the talking button is pressed, the integrated block IC2 is powered, the sound is sent into the integrated block IC2 through the microphone and the audio input terminal 7 for amplification and transmission to other machines, so as to realize the half duplex communication function, i.e. the machine can send a voice signal to other on-line machines.

[0027] The above structure is simple, convenient to carry, and convenient for the stringing of multiple machines, so as to realize the communication between the multiple machines.

[0028] In the embodiment, the explosion-proof box body 1 is fixed with a box shell 2 on one side through an internal hexagonal bolt; the power switch 11, the dotting button 12 and the talk button 13 are embedded on the box shell 2, and a sound hole is formed on the box shell 2, and a loudspeaker 14 is fixed on the inner side of the sound hole.

[0029] In the embodiment, the battery 4 is connected with the power socket 3 through a wire, wherein the power socket 3 is embedded on one side of the explosion-proof box body 1.

[0030] The power socket 3 is provided with a power adapter, and a power line is connected to the outside of the power socket; after the power line is connected, alternating current can be converted into direct current, and then the direct current is delivered into the battery 4 for storage; after the voltage of the battery 4 is stabilized by the voltage stabilizing module 5, the battery 4 provides power for each electronic component.

[0031] In the embodiment, the serial interface 8 is electrically connected with the circuit board 6 through a communication line; and the serial interface 8 is also connected with other sound and light signal indicators through a serial line.

[0032] In the circuit design, low-power and low-voltage components and circuit structures are adopted, energy storage and release in the circuit are limited, and it is ensured that the electric spark or thermal effect generated in the normal working and fault conditions is not enough to ignite the explosive mixture in the well.

[0033] The working principle of the utility model is as follows: the integrated block IC1 and the integrated block IC2 are arranged on the circuit board 6; when the dotting button 12 is pressed, all the specific terminal posts of the online devices form a power loop through the optical coupler. At this time, the integrated block IC1 is powered on to generate a specific frequency audio signal, which is sent to the loudspeaker 14 to make the loudspeaker 14 emit a sound signal; on the other hand, the audio signal also drives the warning light 9 to light up, and simultaneously sends a 200kHz carrier sound and light signal through the power line to realize the audio contact signal (dotting) sent to the device and the online devices;

[0034] After the talk button is pressed, the integrated block IC2 is powered on, the sound is sent to the integrated block IC2 through the microphone and the audio input terminal 7 for amplification and sent to other devices, so that the half duplex communication function is realized, that is, the device can send a voice signal to other online devices.

[0035] The above structure is simple, convenient to carry, and convenient for the serial connection of multiple devices, so that the communication between the multiple devices is realized.

[0036] In the circuit design, low-power and low-voltage components and circuit structures are adopted, energy storage and release in the circuit are limited, and it is ensured that the electric spark or thermal effect generated in the normal working and fault conditions is not enough to ignite the explosive mixture in the well.

[0037] It is apparent to a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application.

[0038] The present application can be implemented in other concrete forms. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being defined by the appended claims rather than the above description, and all changes falling within the meaning and range of equivalency of the elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0039] Furthermore, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by a person skilled in the art.

Claims

1. A mine intrinsically safe acousto-optic signalizer characterized by the fact that: Including explosion -proof box (1), the inside of explosion -proof box (1) is equipped with battery (4);The battery (4) is connected with power switch (11) and voltage stabilizing power module (5) respectively by wire;The voltage stabilizing power module (5) is also connected with power switch (11) electrically;The voltage stabilizing power module (5) is connected with circuit board (6) electrically; The circuit board (6) is connected with dotting button (12), talk button (13), loudspeaker (14) and warning light (9) electrically;Wherein loudspeaker (14) and warning light (9) are also connected with circuit board (6) electrically.

2. The intrinsically safe photoacoustic annunciator for mine as claimed in claim 1, characterized in that: The side of explosion -proof box (1) is fixed with box shell (2) through internal hexagon bolt;The power switch (11), dotting button (12) and talk button (13) are embedded in box shell (2), and sound hole is also set up on box shell (2), and loudspeaker (14) is fixed on the inside of sound hole.

3. The intrinsically safe acousto-optic signalizer for mining industry according to claim 1, characterized in that: The both sides of explosion -proof box (1) are threadedly connected with multiple serial interfaces (8);The warning light (9) is installed on the top of explosion -proof box (1);The top of explosion -proof box (1) is also fixed with handle (10).

4. The intrinsically safe acousto-optic signalizer for mining industry according to claim 1, characterized in that: The battery (4) is connected with power socket (3) by wire, wherein power socket (3) is embedded in one side of explosion -proof box (1).

5. The intrinsically safe acousto-optic signalizer for mining industry according to claim 3, characterized in that: The serial interface (8) is connected with circuit board (6) electrically through communication line;And serial interface (8) is also connected with other sound and light signal device through serial connection line.

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