What content is included in coal mine safety equipment

Mine production system refers to the process of coal mine production in the lifting, transportation, ventilation, drainage

Mine production system refers to the process of coal mine production in the lifting, transportation, ventilation, drainage, personnel safe access, materials and equipment up and down the well, gangue out, power supply, gas supply, water supply and other roadway lines and facilities, such as the composition of the system. So, what are the contents of the coal mine safety equipment?
Fully mechanized support, single hydraulic prop, shearer, roadheader, flexible scraper conveyor, belt conveyor, crusher, emulsion pump, articulated roof beam, mine car, shuttle car, car cleaning machine, car dumper, car climbing machine, shaking table, cage, hoist, dispatching winch, column return winch, explosion-proof switch, mine water pump, main ventilator, local fan, automatic air door, air compressor, etc.
Monitoring system and safety instrumentation
1. Anemometer: an instrument for measuring wind speed and flow rate.
2. Differential pressure gauge: an instrument that measures the pressure difference between two points in the well or pipeline fluid.
3. Verification tube: a fine glass tube that determines the concentration of a certain gas according to the degree of discoloration or the length of discoloration of the indicator in the tube.
4. Dust sampling machine: a portable instrument for collecting dust samples in dusty air.
5. Individual dust taking machine: an apparatus that can be worn by individuals to collect dust in the air of workplaces in a continuous working class.
6, light interference type methane detector: the application of light interference principle, measuring the concentration of methane in the air instrument.
7. Catalytic combustion type methane detector: an instrument that uses the principle of catalytic combustion to measure the concentration of methane in the air.
8. Thermal conductivity methane detector: an instrument that measures the concentration of methane in the air by using the principle of different thermal conductivity of methane and air.
9. Methane alarm: an instrument that can measure the concentration of methane in the air and emit sound and light alarm signals when the methane content reaches a certain concentration.
10. Methane telemeter: an instrument that remotely measures the concentration of methane in the wind flow at each measuring point underground.
11. Methane power cut-off instrument: an instrument that can automatically cut off the power supply of controlled equipment when the underground methane concentration exceeds the limit.
12. Dust concentration meter: an instrument for measuring the amount of dust in the air.
13. Wind power locking device: a device that can automatically cut off the power supply of the controlled equipment when the local ventilator of the heading face stops running or the air volume of the air drum is lower than the specified value.
14. Wind power methane blocking device: a device that can automatically cut off the power supply of the controlled equipment when the local ventilator of the heading face stops running or the air volume of the air duct is lower than the specified value, or the methane concentration in the air exceeds the limit.
15. Coal mine safety production monitoring system: it has the functions of analog quantity, switch quantity, cumulative quantity collection, transmission, storage, processing, display, printing, sound and light alarm, control, etc., and is used for coal mine ventilation safety and production link monitoring system, including coal mine safety monitoring system, coal mine gas drainage (release) monitoring system, coal mine rail transport monitoring system, coal mine belt transport monitoring system, coal mine power supply monitoring system, coal mine drainage monitoring system, coal mine fire monitoring system, mine pressure monitoring system, coal and gas outburst monitoring system, personnel position monitoring system, etc.
16. Coal mine safety monitoring system: a system mainly used to monitor methane concentration, carbon monoxide concentration, carbon dioxide concentration, oxygen concentration, hydrogen sulfide concentration, mineral dust concentration, wind speed, wind pressure, humidity, temperature, feed state, damper state, air duct state, local ventilator on and off, main ventilator on and off, etc., and to realize the functions of methane overlimit acousto-optic alarm, power failure and methane wind power locking control, etc.
17, coal mine gas drainage (discharge) monitoring system: mainly used to monitor methane concentration, pressure, flow, temperature, drainage pump state, valve state, etc., and to achieve methane overrun sound and light alarm, drainage pump and valve control and other functions of the system.
18. Coal mine rail transportation monitoring system: a system mainly used to monitor the status of signal machine, electric switch machine, locomotive position, locomotive number, running direction, running speed, number of cars, number of empty (real) cars, etc., and to realize the functions of signal machine, electric switch machine locking control, ground remote dispatching and control, etc.
19. Coal mine belt transportation monitoring system: a system mainly used to monitor belt speed, axle temperature, smoke, coal stacking, horizontal tearing, vertical tearing, deviation, skidding, motor running state, coal level of coal bunker, etc., and realize locking control and safety protection such as reverse coal flow start, parallel coal flow stop, ground remote dispatching and control, belt fire monitoring and control, etc.
20, coal mine power supply monitoring system: mainly used to monitor the grid voltage, current, power, power factor, feed switch state, grid insulation state, etc., and to achieve leakage protection, feed switch locking control, ground remote control and other functions of the system.
21. Coal mine drainage monitoring system: It is mainly used to monitor the water level of the water tank, the start and stop of the water pump, the working voltage, current, power, valve status, flow, pressure, etc., and realize the functions of valve switch, water pump start and stop control, ground remote control, etc. System.
22. Coal mine fire monitoring system: a system mainly used to monitor carbon monoxide concentration, carbon dioxide concentration, oxygen concentration, temperature, wind pressure, smoke, etc., and control through the damper to realize the functions of equal pressure fire extinguishing control, nitrogen production and nitrogen injection control.
23, mine pressure monitoring system: mainly used to monitor the sound, roof displacement, displacement velocity, displacement acceleration, infrared emission, electromagnetic emission, etc., and to achieve mine pressure prediction and other functions of the system.
24, coal and gas outburst monitoring system: mainly used to monitor the coal and rock body acoustic emission, gas emission, working face coal wall temperature, infrared emission, electromagnetic emission, etc., and to achieve coal and gas outburst prediction and other functions of the system.
25, personnel position monitoring system: mainly used to monitor the underground personnel position, residence time, personal information and other functions of the system.
26. Sensor: A device that converts the measured non-electric quantity into electrical signal output according to a certain rule, and usually has display and sound and light alarm functions.
27. Actuator (including sound and light alarm and circuit breaker): equipment that converts control signals from sub-stations and other equipment into controlled physical quantities.
28. Substation: A device that receives signals from sensors and transmits them to the transmission interface over a long distance according to a pre-agreed multiplexing mode (time division or frequency division, etc.), and receives multiplexed signals from the transmission interface (time division or frequency division, etc.), and has simple data processing capability and can control the operation of the actuator.
29. Power box: equipment that converts the electric energy of the underground AC power grid into the power supply required by the system.
30. Mine wind speed sensor: a device for continuously monitoring the wind speed in the mine ventilation roadway.
31. Mine wind pressure sensor: a device for continuously monitoring the ventilation pressure of mine ventilators, dampers, airtight roadways, ventilation roadways, etc.
32. Mine carbon monoxide sensor: a device that continuously monitors the concentration of carbon monoxide produced when the spontaneous combustion area of coal in the mine and the belt conveyor belt is waiting for fire.
33. Mine temperature sensor: a device for continuously monitoring the ambient temperature of the mine.
34, mining carbon dioxide sensor: continuous monitoring of the concentration of carbon dioxide in the mine environment gas device.
35. Mine oxygen sensor: a device for continuously monitoring the oxygen concentration in the mine ambient gas.
36. Mine smoke sensor: a device that continuously monitors the smoke concentration generated when the belt conveyor belt is waiting for fire in the mine.
37. Mine air duct switch sensor: a device that continuously monitors whether there is wind in the air duct.
38, mining air door switch sensor: continuous monitoring of mine air door switch device.
39. Mine feed sensor: a device that continuously monitors whether there is voltage on the load side of the feed switch or electromagnetic starter in the mine.
40, sound and light alarm: can send out sound and light alarm device.
41, power-off controller: control magnetic starter and feed switch and other devices.