CN210768916U - Digital signal detection device of coal mine safety detection system - Google Patents

Abstract

The utility model discloses a coal mine safety detection system digital signal detection device, which comprises a power module, a temperature sensor, a GPRS data transmission module, a gas sensor, a digital display module, an acousto-optic alarm module, a voltage-sharing ventilation automatic regulation and control module, an emergency rescue command module and a single chip microcomputer, wherein the single chip microcomputer is respectively connected with the power module, the temperature sensor, the GPRS data transmission module, the gas sensor, the digital display module, the acousto-optic alarm module, the voltage-sharing ventilation automatic regulation and control module and the emergency rescue command module; the GPRS data transmission module sends out gas data and temperature data in a short message mode, and the power supply module supplies power for the whole device. The utility model discloses a wireless communication technique avoids wiring work, convenient maintenance. Meanwhile, the alarm is given in an acousto-optic mode, so that the possibility of judgment errors in the use process of the intelligent alarm device in the field with high noise of working environment and under the condition of complex environment is effectively avoided.

Description

Digital signal detection device of coal mine safety detection system

Technical Field

The utility model belongs to the technical field of the coal mine safety, a coal mine safety detection system digital signal detection device is related to.

Background

The mine safety monitoring system is responsible for monitoring and monitoring the gas, dust and the like in the whole mine and transmitting monitoring signals, and the overflow and control of the gas in the underground field are key problems related to whether the coal mine can safely produce. With the continuous improvement of the automation degree of the mine monitoring system, the gas monitoring equipment is continuously updated, and most monitoring systems adopt digital signals for transmission. However, various faults in the normal use process of the monitoring system always seriously affect the normal operation of the system, wherein the most faults are false transmission and false alarm. Digital signals transmitted by the monitoring system cannot be seen and measured, and are difficult to judge by using measuring instruments such as a universal meter, a megger and the like, so that great difficulty is brought to ordinary system maintenance and repair, and the monitoring system is always a great problem in monitoring equipment maintenance.

At present, the traditional mine safety monitoring system in China adopts a wired mode to transmit data, so that the monitoring position is limited, and the rewiring is needed along with the movement of a coal mine tunneling face, so that the operation time is prolonged. In addition, when the online monitoring equipment has problems, the maintenance can be carried out only under the mine, and the maintenance difficulty is relatively increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that exists among the prior art, the utility model provides a colliery safety inspection system digital signal detection device adopts wireless monitoring's mode, and the digital signal of system output embodies with analog signal's such as more audio-visual reputation form, makes things convenient for mine safety monitoring maintenance.

The technical scheme is as follows:

the digital signal detection device of the coal mine safety detection system comprises a power supply module, a temperature sensor, a GPRS data transmission module, a gas sensor, a digital display module, an audible and visual alarm module, a voltage-sharing ventilation automatic regulation and control module, a rescue and relief command module and a single chip microcomputer, wherein the single chip microcomputer is respectively connected with the power supply module, the temperature sensor, the GPRS data transmission module, the gas sensor, the digital display module, the audible and visual alarm module, the voltage-sharing ventilation automatic regulation and control module and the rescue and relief command module; the GPRS data transmission module sends out gas data and temperature data in a short message mode, and the power supply module supplies power for the whole device.

Further, the sound and light alarm module comprises a buzzer and an alarm lamp.

Further, the temperature sensor and the gas sensor comprise a sensing element, a conversion element and a signal processing circuit.

Still further, the temperature sensor and the gas sensor further comprise an auxiliary power supply.

The utility model has the advantages that:

the utility model discloses a colliery safety inspection system digital signal detection device adopts wireless communication technique, avoids wiring work, convenient maintenance. Meanwhile, the alarm is given in an acousto-optic mode, so that the possibility of judgment errors in the use process of the intelligent alarm device in the field with high noise of working environment and under the condition of complex environment is effectively avoided. The pressure-equalizing ventilation automatic regulation and control module can avoid the occurrence of fire to a certain extent, and the emergency rescue and relief command module can send command commands according to specific conditions when the fire occurs.

Drawings

FIG. 1 is a schematic structural diagram of a digital signal detection device of a coal mine safety detection system;

fig. 2 is a schematic diagram of a temperature sensor and a gas sensor.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, the digital signal detection device of the coal mine safety detection system comprises a power supply module, a temperature sensor, a GPRS data transmission module, a gas sensor, a digital display module, an audible and visual alarm module, a pressure-equalizing ventilation automatic regulation and control module, a rescue and relief command module and a single chip microcomputer, wherein the single chip microcomputer is respectively connected with the power supply module, the temperature sensor, the GPRS data transmission module, the gas sensor, the digital display module, the audible and visual alarm module, the pressure-equalizing ventilation automatic regulation and control module and the rescue and relief command module; the GPRS data transmission module sends out gas data and temperature data in a short message mode, and the power supply module supplies power for the whole device.

The sound and light alarm module comprises a buzzer and an alarm lamp.

As shown in fig. 2, the temperature sensor and the gas sensor include a sensing element, a conversion element, and a signal processing circuit.

The temperature sensor and the gas sensor further comprise an auxiliary power supply.

The utility model discloses colliery safety inspection system digital signal detection device is in concrete working process: after the power supply module is electrified, the power supply module enters a normal working state, the temperature sensor and the gas sensor transmit collected data to the single chip microcomputer, the temperature is displayed by the digital display module through data processing of the single chip microcomputer, if danger occurs, the sound-light alarm module gives an alarm, the buzzer and the alarm lamp give out sound-light signals, and meanwhile, the GPRS data transmission module sends out the gas data and the temperature data in a short message mode. The pressure-equalizing ventilation automatic regulation and control module can avoid the occurrence of fire to a certain extent, and the emergency rescue and relief command module can send command commands according to specific conditions when the fire occurs.

The above description is only a preferred embodiment of the present invention, the protection scope of the present invention is not limited thereto, and any person skilled in the art can obviously obtain simple changes or equivalent replacements of the technical solutions within the technical scope of the present invention.

Claims (1)

1. Colliery safety inspection system digital signal detection device, its characterized in that: the emergency rescue and disaster relief commanding device comprises a power module, a temperature sensor, a GPRS data transmission module, a gas sensor, a digital display module, an acousto-optic alarm module, a pressure-equalizing ventilation automatic regulating and controlling module, an emergency rescue and disaster relief commanding module and a single chip microcomputer, wherein the single chip microcomputer is respectively connected with the power module, the temperature sensor, the GPRS data transmission module, the gas sensor, the digital display module, the acousto-optic alarm module, the pressure-equalizing ventilation automatic regulating and controlling module and the emergency rescue and disaster relief commanding module; the GPRS data transmission module sends out gas data and temperature data in a short message mode, and the power supply module supplies power to the whole device;

the sound and light alarm module comprises a buzzer and an alarm lamp;

the temperature sensor and the gas sensor comprise sensitive elements, conversion elements and a signal processing circuit;

the temperature sensor and the gas sensor further comprise an auxiliary power supply.

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