CN210278013U

CN210278013U - Intelligent mine compressed air self-rescue device

Info

Publication number: CN210278013U
Application number: CN201920771736.7U
Authority: CN
Inventors: 严涛; 宋庆尧; 邓桂林; 张彪
Original assignee: Anhui Zhongfei Safety Technology Co ltd
Current assignee: Anhui Zhongfei Safety Technology Co ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-04-10
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses an intelligence mine forced air self-rescuer, including the box, install explosion-proof case, a plurality of respirator group and the branch oxygen pipe that set up side by side in the box, be equipped with the air supply in the box outside, install respectively on explosion-proof case about the lateral wall interface of admitting air and the interface of giving vent to anger, be connected with three-way pipe one on the interface of admitting air, the other end of three-way pipe one passes through the pipe connection air supply, the one end of three-way pipe one's third interface connection trachea one, communicate through trachea two in explosion-proof incasement portion the interface of admitting air and the interface of giving vent to anger be equipped with the solenoid valve on trachea two, the interface of giving vent to anger is connected with an air inlet of branch oxygen pipe trachea one on. The utility model discloses a box and air feeder are opened to manual and automatic dual mode, and respirator is taken to the confession personnel of fleing that can be very convenient, avoids being infringed by toxic gas, the utility model discloses convenient to use, swift, safe in utilization to simple to operate wins more survival times for the personnel of fleing.

Description

Intelligent mine compressed air self-rescue device

Technical Field

The utility model relates to a mine equipment technical field especially relates to an intelligence mine is pressed wind and is saved oneself device.

Background

As is well known, the underground construction operation of the coal mine is a high risk, and the conditions such as gas explosion or mine collapse can occur by accident, and once the events occur, the accidents are likely to become major accidents, which endanger the life safety of the underground personnel. Therefore, in the relevant national regulations for coal mine safety production, it is clear that a reasonable number of self-rescue devices must be equipped for workers under the mine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intelligence mine is pressed wind and is saved oneself device in order to compensate prior art's defect exactly.

The utility model discloses a realize through following technical scheme:

an intelligent mine compressed air self-rescue device comprises a box body, wherein an explosion-proof box, a plurality of breathing mask groups and an oxygen distribution pipe are arranged in the box body, an air source is arranged outside the box body, an air inlet connector and an air outlet connector are respectively arranged on the left outer side wall and the right outer side wall of the explosion-proof box, a first three-way pipe is connected to the air inlet connector, the other end of the first three-way pipe is connected with the air source through a pipeline, a third connector of the first three-way pipe is connected with one end of a first air pipe, the inner part of the explosion-proof box is communicated with the air inlet connector and the air outlet connector through a second air pipe, an electromagnetic valve is arranged on the second air pipe, the air outlet connector is connected with one air inlet of the oxygen distribution pipe, a manual ball valve is arranged on the first air pipe, the other end of the first air pipe is connected with one end of the second three-way pipe, the other end of the second three-way pipe is, the other ends of the three gas pipes are respectively connected with a plurality of gas outlets of the oxygen distribution pipe, the box body is provided with a front cover and a bottom cover, the breathing masks are all placed on the bottom cover, the front cover is opened manually, the bottom cover is attracted through a permanent magnet, a gas cylinder is further installed in the box body, a piston rod of the gas cylinder pushes the bottom cover downwards, a third port of the three-way pipe II is connected with a gas inlet end of the gas cylinder through a gas pipe IV, and a manual control valve is arranged on the gas pipe IV; the methane probe is further installed on the outer side of the box body, the controller is installed in the explosion-proof box, and the controller is connected with the electromagnetic valve and the output end of the methane probe respectively.

The controller adopts a chip STC8A8K64S4A12-LQFP 44.

The oxygen distribution pipe is provided with a pressure gauge, each air pipe III is provided with a pneumatic switch, a pneumatic pressure regulating valve and a pressure reducing valve, and the pressure gauge, the pneumatic switch, the pneumatic pressure regulating valve and the pressure reducing valve are all connected with the controller.

The explosion-proof box is also provided with a display screen, and the display screen is connected with the controller.

And a temperature sensor is also arranged on the box body, and the output end of the temperature sensor is connected with the P54/RST/MCLKO port of the controller.

And a buzzer is also arranged in the explosion-proof box and connected with a CMPO-2/ALE/P41 port of the controller.

The output end of the methane probe is connected with the P32/12CSCL-4/SCLK-4/CCPI-4/INT0 port of the controller.

The anti-explosion box is also provided with a 485 interface, the 485 interface is connected with the controller chip and can be connected with a safety monitoring system in a networking way, and the safety monitoring system controls the device! Can be used independently and can be used in a network.

The device is externally connected with a 127v power supply and is arranged in a stainless steel box body to form an underground self-rescue system, and the underground self-rescue system is supplied with air by a ground pump room. (how many groups of gas outburst mines are installed according to the scale of the roadway and how many underground workers are programmed, and generally, the number of underground safety respirators is not less than one third of the number of underground whole members).

When a disaster occurs, disaster-avoiding personnel rapidly open the stainless steel box door (or the device automatically opens the box door when gas exceeds the limit and opens the electromagnetic valve), the box door is automatically or manually opened and then rapidly wears the breathing mask, the air valve switch is automatically opened, and the breathing self-rescue can be carried out.

The utility model has the advantages that: the utility model discloses a box and air feeder are opened to manual and automatic dual mode, and respirator is taken to the confession personnel of fleing that can be very convenient, avoids being infringed by toxic gas, the utility model discloses convenient to use, swift, safe in utilization to simple to operate wins more survival times for the personnel of fleing.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a circuit diagram of the controller.

Fig. 3 is a circuit diagram of a display screen.

Fig. 4 is a circuit diagram of a methane probe.

Fig. 5 is a circuit diagram of a temperature sensor.

FIG. 6 is a circuit diagram showing a control circuit of the solenoid valve portion.

Fig. 7 is a buzzer driving circuit diagram.

Fig. 8 is a three-way switching signal circuit diagram.

Fig. 9 is a circuit diagram of a DC-DC conversion section.

Detailed Description

As shown in figure 1, the intelligent mine compressed air self-rescue device comprises a box body 1, an explosion-proof box 2, a plurality of breathing mask groups and an oxygen distribution pipe 3 which are arranged in parallel are arranged in the box body 1, an air source is arranged on the outer side of the box body 1, an air inlet connector 4 and an air outlet connector 5 are respectively arranged on the left outer side wall and the right outer side wall of the explosion-proof box 2, a three-way pipe I6 is connected onto the air inlet connector 4, the other end of the three-way pipe I6 is connected with the air source through a pipeline, a third connector of the three-way pipe I6 is connected with one end of an air pipe I7, the air inlet connector 4 and the air outlet connector 5 are communicated inside the explosion-proof box 2 through an air pipe II 8, an electromagnetic valve 9 is arranged on the air pipe II 8, the air outlet connector 5 is connected with one air inlet of the oxygen distribution pipe 3, a manual ball valve 10 is arranged on the air pipe I7, the other end, the oxygen distribution pipe 3 is provided with a plurality of air outlets, the breathing mask group comprises a breathing mask 12 and a third air pipe 13 connected with the breathing mask 12, the other ends of the third air pipes 13 are respectively connected with the plurality of air outlets of the oxygen distribution pipe 3, the box body 1 is provided with a front cover and a bottom cover, the breathing masks 12 are all placed on the bottom cover, the front cover is opened manually, the bottom cover is sucked by a permanent magnet, an air cylinder 14 is also arranged in the box body 1, a piston rod of the air cylinder 14 pushes the bottom cover downwards, a third port of the three-way pipe two 11 is connected with an air inlet end of the air cylinder 14 through a fourth air pipe 15, and the fourth air pipe 15 is provided with a manual control valve 16; the outer side of the box body 1 is also provided with a methane probe 17, a controller 18 is arranged in the explosion-proof box 1, and the controller 18 is respectively connected with the electromagnetic valve 9 and the output end of the methane probe 17. The control part of the solenoid valve 9 is shown in fig. 6.

As shown in FIG. 2, the controller 18 employs a chip STC8A8K64S4A12-LQFP 44. The control chip is connected with a three-way switching signal and a DC-DC conversion part, as shown in figures 8 and 9.

The oxygen separation pipe 3 is provided with a pressure gauge 19, each air pipe 13 is provided with a pneumatic switch 20, a pneumatic pressure regulating valve 21 and a pressure reducing valve 22, and the pressure gauge 19, the pneumatic switch 20, the pneumatic pressure regulating valve 21 and the pressure reducing valve 22 are all connected with the controller.

As shown in fig. 3, a display screen 23 is further disposed on the explosion-proof box 2, and the display screen 23 is connected with the controller.

As shown in FIG. 5, a temperature sensor 24 is also mounted on the box 1, and the output end of the temperature sensor 24 is connected with the P54/RST/MCLKO port of the controller.

As shown in FIG. 7, a buzzer 25 is also installed in the explosion-proof box 1, and the buzzer 25 is connected with the CMPO-2/ALE/P41 port of the controller.

As shown in FIG. 4, the output of the methane probe 17 is connected to the P32/12CSCL-4/SCLK-4/CCPI-4/INT0 port of the controller.

The side surface of the box body is fixed with a fixing frame, the box body is fixed on a wall through the fixing frame, in an initial state, the electromagnetic valve is in a closed state, the manual ball valve is in a normally closed state, the manual control valve is in a normally open state, the pneumatic switch, the pneumatic pressure regulating valve and the pressure reducing valve are in normally open states, when a methane probe detects that the methane concentration exceeds the limit, the controller controls the electromagnetic valve to be opened, gas in a gas source enters the oxygen distributing pipe through the three-way pipe I and the gas pipe II in sequence, part of gas in the oxygen distributing pipe enters the breathing mask through the gas pipe III, the other part of gas drives the cylinder to act through the three-way pipe II and the gas pipe II, the cylinder pushes the bottom cover of the box body downwards, the breathing mask positioned on the bottom cover falls below the box body, personnel involved in danger can realize self-breathing by taking up the mask, if, the dangerous personnel open the front cover, manually open the manual ball valve, the gas in the gas source enters the oxygen separation pipe through the first gas pipe, and the functions of manually opening the gas supply and opening the box body are realized. And a standby battery is also arranged in the box body, so that accidents can be coped with.

Claims

1. The utility model provides an intelligence mine is pressed wind and is saved oneself device which characterized in that: the anti-explosion box comprises a box body, wherein an anti-explosion box, a plurality of breathing mask groups and an oxygen distribution pipe are arranged in the box body, an air source is arranged outside the box body, an air inlet connector and an air outlet connector are respectively arranged on the left outer side wall and the right outer side wall of the anti-explosion box, a first three-way pipe is connected to the air inlet connector, the other end of the first three-way pipe is connected with the air source through a pipeline, a third connector of the first three-way pipe is connected with one end of a first air pipe, the inner part of the anti-explosion box is communicated with the air inlet connector and the air outlet connector through a second air pipe, an electromagnetic valve is arranged on the second air pipe, the air outlet connector is connected with one air inlet of the oxygen distribution pipe, a manual ball valve is arranged on the first air pipe, the other end of the first air pipe is connected with one end of the second three-way pipe, the other end of the second, the other ends of the three gas pipes are respectively connected with a plurality of gas outlets of the oxygen distribution pipe, the box body is provided with a front cover and a bottom cover, the breathing masks are all placed on the bottom cover, the front cover is opened manually, the bottom cover is attracted through a permanent magnet, a gas cylinder is further installed in the box body, a piston rod of the gas cylinder pushes the bottom cover downwards, a third port of the three-way pipe II is connected with a gas inlet end of the gas cylinder through a gas pipe IV, and a manual control valve is arranged on the gas pipe IV; the methane probe is further installed on the outer side of the box body, the controller is installed in the explosion-proof box, and the controller is connected with the electromagnetic valve and the output end of the methane probe respectively.

2. The intelligent mine forced air self-rescue device of claim 1, characterized in that: the controller adopts a chip STC8A8K64S4A12-LQFP 44.

3. The intelligent mine forced air self-rescue device of claim 2, characterized in that: the oxygen distribution pipe is provided with a pressure gauge, each air pipe III is provided with a pneumatic switch, a pneumatic pressure regulating valve and a pressure reducing valve, and the pressure gauge, the pneumatic switch, the pneumatic pressure regulating valve and the pressure reducing valve are all connected with the controller.

4. The intelligent mine forced air self-rescue device of claim 2, characterized in that: the explosion-proof box is also provided with a display screen, and the display screen is connected with the controller.

5. The intelligent mine forced air self-rescue device of claim 2, characterized in that: and a temperature sensor is also arranged on the box body, and the output end of the temperature sensor is connected with the P54/RST/MCLKO port of the controller.

6. The intelligent mine forced air self-rescue device of claim 2, characterized in that: and a buzzer is also arranged in the explosion-proof box and connected with a CMPO-2/ALE/P41 port of the controller.

7. The intelligent mine forced air self-rescue device of claim 2, characterized in that: the output end of the methane probe is connected with the P32/12CSCL-4/SCLK-4/CCPI-4/INT0 port of the controller.

8. The intelligent mine forced air self-rescue device of claim 2, characterized in that: and a 485 interface is reserved on the explosion-proof box and connected with the controller chip.