Intelligent oxygen supply adjusting system for mining working face

Abstract

The invention relates to the technical field of mining oxygen supply regulation, in particular to a mining working face intelligent oxygen supply regulation system which comprises oxygen supply equipment, air purification equipment is arranged on one side of the oxygen supply equipment, one end of the oxygen supply equipment and one end of the air purification equipment are both connected with connecting pipes, and one sides of the two connecting pipes are jointly connected with air hole regulation equipment. And one side of the air hole adjusting equipment is connected with an air supply pipe, and fan equipment is installed at one end of the air supply pipe. Air can be effectively purified through the effect of the purification assembly, disassembly and replacement are convenient, the gas condition in the mine tunnel can be effectively monitored so that whether gas supply is conducted or not can be rapidly controlled, meanwhile, the oxygen content can be controlled, the safety in the mine tunnel is guaranteed, gas can be fully supplied to workers in the mine tunnel, and the working efficiency is improved. And fixed-point oxygen supply can be carried out according to the conditions in the mine tunnel, and the gas quality in the mine tunnel is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of mine oxygen supply regulation, and in particular to an intelligent oxygen supply regulation system for a mine working face. Background Art

[0002] A mine is a general term for the shafts, chambers, equipment, ground buildings and structures that form an underground coal mine production system. Sometimes, the inclined shafts, vertical shafts, and horizontal shafts in the underground development of mines are also called mines. The size of the mine field, the production capacity and service life of each mine are one of the key issues that must be solved in the mine design.

[0003] With the development of intelligence, there are many ways to supply oxygen in mines; however, there are great deficiencies in the current environmental monitoring in mines: first, it is impossible to monitor the status of personnel in the mine, and it is difficult to provide timely oxygen supply to specific locations based on the movement posture of personnel; second, it is impossible to obtain the sound in the mine, and it is difficult to supply oxygen according to the sound volume; third, it is impossible to take patrol images in the tunnel.

[0004] The disclosure discloses an emergency oxygen supply system and method in a mine with the publication number CN108798761A, which comprises a tunnel wall; an infrared camera is installed on the tunnel wall; the infrared camera comprises an infrared camera for collecting human images and an image processor for processing infrared images; a main controller is used to receive the collected image information of the infrared camera and judge whether the people in the image are in a horizontal state, and when the number of people in the horizontal state reaches a certain proportion of the total number of people in the image, an alarm signal is issued, and the main controller controls the oxygen supply device to supply oxygen in the tunnel; a communication module is used to transmit the processing signal of the main controller and the image signal of the infrared camera to a ground control console; the system can monitor the status of people in the mine and timely supply oxygen at specific positions according to the movement posture of the people; the system can obtain the sound in the mine and supply oxygen according to the sound volume; and the system can take patrol images in the tunnel.

[0005] The above technical solution cannot effectively control the oxygen delivery amount, and cannot carry out targeted gas supply and purification according to the air conditions in the mine tunnel, so it needs to be improved. Summary of the invention

[0006] The purpose of the present invention is to solve the shortcomings of the prior art and to propose an intelligent oxygen supply and regulation system for a mining working face.

[0007] In order to achieve the above object, the present invention adopts the following technical solutions:

[0008] An intelligent oxygen supply and regulation system for a mining working face, comprising an oxygen supply device, an air purification device is provided on one side of the oxygen supply device, one end of the oxygen supply device and the air purification device are both connected to a connecting pipe, one side of the two connecting pipes is commonly connected to an air hole regulating device, one side of the air hole regulating device is connected to an air supply pipe, one end of the air supply pipe is installed with a fan device, the air outlet end of the fan device is connected to a pipeline, and a plurality of air outlet devices are installed on the pipeline at equal intervals;

[0009] The air outlet device is provided with a gas detection component; and the air purification device is detachably connected with a purification component.

[0010] Compared with the prior art, the present application can effectively purify the air through the purification components, and is easy to disassemble and replace. It can also effectively monitor the gas conditions in the mine tunnel, so as to quickly control whether to supply gas. At the same time, it can control the oxygen content and ensure the safety in the mine tunnel and sufficient supply to the workers in the mine tunnel. It can also supply oxygen at a fixed point according to the situation in the mine tunnel, thereby improving the gas quality in the mine tunnel.

[0011] Preferably, a resistance sealing mechanism is installed in the air purification device, a circular ring is provided on the resistance sealing mechanism, a positioning mechanism is provided on the circular ring and the purification component, the positioning mechanism and the purification component are connected, a nut is provided on the purification component, an exhaust pipe is provided in the air purification device, a bolt is threaded on the exhaust pipe, the bolt and the nut correspond to each other, and the purification component, the resistance sealing mechanism and the positioning mechanism are all located in the exhaust pipe.

[0012] Furthermore, through the cooperation of the positioning mechanism and the resistance sealing mechanism, the position of the purification component can be effectively controlled to facilitate disassembly and replacement. At the same time, during disassembly, the sealing effect can be ensured to prevent dust from entering, thereby fully ensuring the quality of the gas entering the mine tunnel.

[0013] Preferably, the interference sealing mechanism includes a ring fixed in the exhaust pipe, push rod members are slidably installed at both ends of the ring, a sealing plate is fixed at one end of the two push rod members, the other ends of the two push rod members are fixedly connected to the circular ring member, an L-shaped track member is slidably installed in the circular ring member, the L-shaped track member is fixed on the ring and the exhaust pipe, a tension spring member is sleeved on the L-shaped track member, and the two ends of the tension spring member are respectively fixed on the circular ring member and the L-shaped track member.

[0014] Furthermore, when installing the purification component, the purification component can be made to contact the circular ring member so that the sealing plate can be pushed to move by the push rod member, the sealing plate and the sleeve ring can be separated, and the gas can be transported into the air purification equipment. At the same time, when disassembling, the circular ring member can be quickly pulled to reset by the tension spring member so that the sealing plate and the sleeve ring are in contact and sealed to avoid gas leakage. At the same time, in actual production and preparation, the circular ring member and the sleeve ring are both arranged in an annular shape, which can ensure that the gas enters the air supply pipe from the circular ring member and the sleeve ring.

[0015] Preferably, the positioning mechanism includes two plug-in rods fixed on a circular ring member, two slide grooves are provided in the exhaust pipe, sliders are fixed on both sides of the purification component, the two sliders are respectively located in the two slide grooves, and two sleeve members are fixed on the purification component, and the two sleeve members correspond to the two plug-in rods respectively.

[0016] Furthermore, when the purification component is installed in place, the staff can turn the bolt so that the bolt is threaded into the corresponding nut part to complete the fixation of the purification component position, ensuring that the purification component can fully interfere with the circular ring part. At the same time, during installation, the corresponding slide groove of the slider can ensure the advancement and retreat of the purification component, and during preparation, the end of the slide groove away from the ring is through-set to facilitate the insertion of the slider into the slide groove.

[0017] Preferably, the air hole adjustment device includes a box body assembly, a partition member is fixed inside the box body assembly, two circular holes are formed on the partition member, two connecting tubes are fixed on the partition member, the two connecting tubes correspond to the two circular holes respectively, a sealing plate member is slidably installed on one side of the partition member, the sealing plate member is sealingly installed on one side of the partition member, a connecting member is fixed on the upper end of the sealing plate member, the connecting member passes through and is slidably installed on the upper end of the box body assembly, a first electric telescopic rod is installed on the upper end of the box body assembly, and the piston rod end of the first electric telescopic rod is fixed on one side of the connecting member.

[0018] Furthermore, the staff can drive the connecting piece through the first electric telescopic rod to move the sealing plate in the box body assembly, so that the sealing plate can seal the circular hole. During actual production and preparation, the sealing plate can completely block any one of the circular holes and make the other circular hole unobstructed, thereby facilitating the flow of gas. The sealing plate can also be quickly pushed to move in the direction of the other circular hole. The circular hole and the corresponding connecting pipe are fixedly connected to control the flow of gas.

[0019] Preferably, the air outlet device includes an installation frame, the gas detection component is fixed on one side of the installation frame, a mounting frame is sealed and fixed in the installation frame, a limiting mechanism is provided on the mounting frame, a bent sealing plate is provided on the limiting mechanism, and the bent sealing plate is sealed and installed in the installation frame.

[0020] Furthermore, the rotation of the bending sealing plate can be controlled by the limiting mechanism, and the flow of gas can be controlled. When the bending sealing plate and the mounting frame are in a vertical state, the gas flow rate is greater.

[0021] Preferably, the limiting mechanism includes a lifting rod that is arranged on the mounting frame and the mounting frame, one end of the lifting rod located at the upper end of the mounting frame is rotatably connected to a diagonal rod, the lower end of the diagonal rod is rotatably connected to a second electric telescopic rod, the second electric telescopic rod is installed on the upper end of the mounting frame, two rotating shafts are fixed on the bending sealing plate, the two rotating shafts are rotatably connected to the lower end of the mounting frame respectively, a plurality of positioning holes are opened at equal intervals around one of the rotating shafts, and the lower end of the lifting rod extends into one of the positioning holes.

[0022] Furthermore, the second electric telescopic rod can push the inclined rod to raise and lower the lifting rod. When the lifting rod is separated from the positioning hole, the bent sealing plate can be deflected under the action of wind force to facilitate gas flow. At the same time, when the lifting rod is separated from the positioning hole, the lifting rod can be quickly made to collide with the rotating shaft so that it can be quickly inserted into the next positioning hole, thereby facilitating the determination of the amount of gas that can flow.

[0023] Preferably, both upper and lower ends of the bent sealing plate are arranged in an arc shape, and the upper and lower ends of the bent sealing plate are respectively in conflict with the top and bottom of the installation frame.

[0024] Furthermore, the curved edge can fully enable the bent sealing plate to rotate.

[0025] Preferably, the lower end of the mounting bracket is arranged in an arc shape, an inner arc notch is provided on the bending sealing plate, and the lower end of the rotating shaft is located in the inner arc notch on the bending sealing plate.

[0026] Furthermore, the axis of the rotating shaft, the axis of rotation of the bent sealing plate and the center of the arc at the lower end of the mounting frame are arranged to overlap, so that the bent sealing plate can rotate.

[0027] Preferably, the length of the sealing plate is the distance between the centers of the two circular holes.

[0028] Furthermore, it is easy to control the amount of the two circular holes blocked by the sealing plate, and the amount of gas and oxygen mixed can be controlled.

[0029] The beneficial effects of the present invention are:

[0030] 1. When installing the purification component, the purification component can be made to contact the circular ring so that the sealing plate can be pushed to move by the push rod, the sealing plate and the sleeve can be separated, and the gas can be transported into the air purification device. At the same time, when disassembling, the circular ring can be quickly pulled back to its original position by the tension spring so that the sealing plate and the sleeve can contact and seal to avoid gas leakage. At the same time, in actual production and preparation, the circular ring and the sleeve are both arranged in an annular shape, which can ensure that the gas enters the gas supply pipe from the circular ring and the sleeve;

[0031] 2. When the purification component is installed in place, the staff can turn the bolts so that the bolts are screwed into the corresponding nuts to complete the fixation of the purification component position, ensuring that the purification component can fully contact the circular ring. At the same time, during installation, the slider corresponds to the slide groove to ensure that the purification component moves forward and backward, and during preparation, the end of the slide groove away from the collar is through-set to facilitate the insertion of the slider into the slide groove;

[0032] 3. The staff can drive the connecting piece through the first electric telescopic rod to move the sealing plate in the box body assembly, so that the sealing plate can block the circular hole. In actual production and preparation, the sealing plate can completely block any circular hole and make the other circular hole unobstructed, which is convenient for the flow of gas. The sealing plate can also be quickly pushed to move in the direction of the other circular hole. The circular hole and the corresponding connecting pipe are fixedly connected to control the flow of gas;

[0033] 4. The second electric telescopic rod can push the inclined rod to lift the lifting rod. When the lifting rod is separated from the positioning hole, the bending sealing plate can be deflected under the action of wind force to facilitate gas flow. At the same time, when the lifting rod is separated from the positioning hole, the lifting rod can quickly collide with the rotating shaft so that it can be quickly inserted into the next positioning hole, which is convenient for determining the amount of gas that can flow;

[0034] 5. During actual production and preparation, the gas detection component can accurately detect the gas content in the mine tunnel, and at the same time control the oxygen supply equipment to achieve oxygen output. At the same time, it can also adjust the amount of gas and oxygen through the automatic components in the pore adjustment equipment, and can control the operation of the fan equipment to achieve rapid gas supply. The gas enters the pipeline and the air outlet equipment, and can control the directional output of the gas by controlling the second electric telescopic rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 This is a structural diagram of an intelligent oxygen supply and regulation system for a mining working face proposed by the present invention;

[0036] Figure 2 The present invention is attached Figure 1 A magnified image of point A;

[0037] Figure 3 A cross-sectional view of an air hole regulating device in an intelligent oxygen supply regulating system for a mining working face proposed by the present invention;

[0038] Figure 4 A cross-sectional view of an air outlet device in an intelligent oxygen supply and regulation system for a mining working face proposed by the present invention;

[0039] Figure 5 This is a structural diagram of a bent sealing plate and a rotating shaft in an intelligent oxygen supply and regulation system for a mining working face proposed by the present invention;

[0040] In the figure: 1 oxygen supply equipment, 2 air purification equipment, 21 exhaust pipe, 22 bolt, 23 nut member, 24 tension spring member, 25 L-type track member, 26 sleeve member, 27 plug rod member, 28 push rod member, 29 purification component, 210 slider, 211 circular ring member, 212 slide groove, 213 sleeve ring, 214 sealing plate, 3 air hole adjustment equipment, 31 box body component, 32 partition member, 33 circular hole, 34 sealing plate member, 35 first electric telescopic rod, 36 connecting member, 4 connecting pipe, 5 air supply pipe, 6 fan equipment, 7 pipeline, 8 air outlet equipment, 81 installation frame, 82 installation frame, 83 rotating shaft, 84 bending sealing plate, 85 second electric telescopic rod, 86 lifting rod, 87 inclined rod, 88 gas detection component. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0042] Reference Figure 1-5 , an intelligent oxygen supply and regulation system for a mining working face, comprising an oxygen supply device 1, an air purification device 2 is arranged on one side of the oxygen supply device 1, one end of each of the oxygen supply device 1 and the air purification device 2 is connected to a connecting pipe 4, one side of the two connecting pipes 4 is commonly connected to a pore regulating device 3, one side of the pore regulating device 3 is connected to an air supply pipe 5, one end of the air supply pipe 5 is installed with a fan device 6, the air outlet end of the fan device 6 is connected to a pipeline 7, and a plurality of air outlet devices 8 are evenly spaced and installed on the pipeline 7; the gas detection component 88 can accurately detect the gas content in the mine tunnel, and can The oxygen supply device 1 is controlled to realize the output of oxygen. At the same time, the mixing amount of gas and oxygen can be realized through the automated components in the pore adjustment device 3, and the operation of the fan device 6 can be controlled to realize the rapid supply of gas. The gas enters the pipeline 7 and the air outlet device 8, and the directional output of the gas can be controlled by controlling the second electric telescopic rod 85. During actual preparation, corresponding intelligent control equipment can be set, which can connect the gas detection component 88 and the corresponding automated components in this system, so as to quickly understand the gas conditions at various positions in the mine tunnel and carry out targeted gas supply.

[0043] Reference Figure 1 , 24. A gas detection component 88 is provided on the air outlet device 8; a purification component 29 is detachably connected to the air purification device 2; the gas detection component 88 can accurately detect the gas content at various positions in the mine tunnel, and the purification component 29 can effectively purify the supplied gas and can be disassembled and replaced.

[0044] Reference Figure 1 , 2 A resistance sealing mechanism is installed in the air purification device 2, and a circular ring 211 is provided on the resistance sealing mechanism. A positioning mechanism is provided on the circular ring 211 and the purification component 29. The positioning mechanism is connected to the purification component 29. A nut 23 is provided on the purification component 29. An exhaust pipe 21 is provided in the air purification device 2, and a bolt 22 is screwed on the exhaust pipe 21. The bolt 22 corresponds to the nut 23. The purification component 29, the resistance sealing mechanism and the positioning mechanism are all located in the exhaust pipe 21. The positioning mechanism can quickly fix the purification component 29 after the friction, and it is convenient for disassembly and separation. The resistance sealing mechanism can also effectively control whether the gas in the air purification device 2 can flow smoothly.

[0045] Reference Figure 1 , 2 The abutting sealing mechanism includes a collar 213 fixed in the exhaust pipe 21, push rods 28 are slidably mounted at both ends of the collar 213, sealing plates 214 are fixed at one end of the two push rods 28, and the other ends of the two push rods 28 are fixedly connected to the circular ring 211, an L-shaped track 25 is slidably mounted in the circular ring 211, the L-shaped track 25 is fixed on the collar 213 and the exhaust pipe 21, and a tension spring 24 is sleeved on the L-shaped track 25, and the two ends of the tension spring 24 are respectively fixed on the circular ring 211 and the L-shaped track 25; when installing the purification component 2 9, the purification component 29 can be made to contact the circular ring member 211 so that the sealing plate 214 can be pushed to move by the push rod member 28, the sealing plate 214 and the sleeve ring 213 can be separated, and the gas can be transported into the air purification device 2. At the same time, when disassembling, the circular ring member 211 can be quickly pulled to reset by the tension spring member 24, so that the sealing plate 214 and the sleeve ring 213 are in contact and sealed to avoid gas leakage. At the same time, in actual production and preparation, the circular ring member 211 and the sleeve ring 213 are both arranged in an annular shape, which can ensure that the gas enters the air supply pipe 5 from the circular ring member 211 and the sleeve ring 213.

[0046] Reference Figure 1 , 2The positioning mechanism includes two plug-in rods 27 fixed on the circular ring member 211, two slide grooves 212 are provided in the exhaust pipe 21, sliders 210 are fixed on both sides of the purification component 29, the two sliders 210 are respectively located in the two slide grooves 212, and two sleeve members 26 are fixed on the purification component 29, and the two sleeve members 26 correspond to the two plug-in rods 27 respectively; when the purification component 29 is installed in place, the staff can rotate the bolt 22 so that the bolt 22 is screwed into the corresponding nut member 23 to complete the fixation of the position of the purification component 29, ensuring that the purification component 29 can fully contact the circular ring member 211, and at the same time, during installation, the slider 210 corresponds to the slide groove 212 to ensure that the purification component 29 moves forward and backward, and during preparation, the end of the slide groove 212 away from the ring 213 is through-set to facilitate the insertion of the slider 210 into the slide groove 212.

[0047] Reference Figure 1 , 3 The air hole adjustment device 3 includes a box body component 31, a partition member 32 is fixed in the box body component 31, and two circular holes 33 are formed on the partition member 32. Two connecting pipes 4 are fixed on the partition member 32, and the two connecting pipes 4 correspond to the two circular holes 33 respectively. A sealing plate member 34 is slidably installed on one side of the partition member 32, and the length of the sealing plate member 34 is the distance between the centers of the two circular holes 33; the sealing plate member 34 is sealingly installed on one side of the partition member 32, and a connecting member 36 is fixed on the upper end of the sealing plate member 34, and the connecting member 36 passes through and is slidably installed on the upper end of the box body component 31. The upper end of the box body component 31 is installed with a first An electric telescopic rod 35, the piston rod end of the first electric telescopic rod 35 is fixed on one side of the connecting piece 36; the staff can drive the connecting piece 36 through the first electric telescopic rod 35 to move the sealing plate 34 in the box body assembly 31, so that the sealing plate 34 can block the circular hole 33. During actual production and preparation, the sealing plate 34 can completely block any one of the circular holes 33 and make the other circular hole 33 unobstructed, which is convenient for the flow of gas, and can also quickly push the sealing plate 34 to move in the direction of the other circular hole 33. The circular hole 33 is fixedly connected to the corresponding connecting pipe 4, which can control the flow of gas.

[0048] Reference Figure 1 , 4 5. The air outlet device 8 includes a mounting frame 81. The gas detection component 88 is fixed on one side of the mounting frame 81. A mounting frame 82 is sealed and fixed in the mounting frame 81. A limiting mechanism is provided on the mounting frame 82. A bending sealing plate 84 is provided on the limiting mechanism. The bending sealing plate 84 is sealed and installed in the mounting frame 81. The rotation of the bending sealing plate 84 can be controlled by the limiting mechanism, and the flow of gas can be controlled. When the bending sealing plate 84 and the mounting frame 82 are in a vertical state, the gas flow rate is greater.

[0049] Reference Figure 1, 4 5. The limiting mechanism includes a lifting rod 86 that is arranged on the mounting frame 82 and the mounting frame 81. One end of the lifting rod 86 located at the upper end of the mounting frame 81 is rotatably connected to a diagonal rod 87. The lower end of the diagonal rod 87 is rotatably connected to a second electric telescopic rod 85. The second electric telescopic rod 85 is installed at the upper end of the mounting frame 81. Two rotating shafts 83 are fixed on the bending sealing plate 84. The two rotating shafts 83 are respectively rotatably connected to the lower end of the mounting frame 82. A plurality of positioning holes are evenly spaced around one of the rotating shafts 83. The lower end of the lifting rod 86 extends into one of the positioning holes. The diagonal rod 87 can be pushed by the second electric telescopic rod 85 to make the lifting rod 86 rise and fall. When the lifting rod 86 is separated from the positioning hole, the bending sealing plate 84 can be deflected under the action of wind force to facilitate gas flow. At the same time, when the lifting rod 86 is separated from the positioning hole, the lifting rod 86 can be quickly made to collide with the rotating shaft 83 so that it can be quickly inserted into the next positioning hole to facilitate determination of the amount of gas that can flow.

[0050] Reference Figure 1 , 4 5. The upper and lower ends of the bent sealing plate 84 are both arc-shaped, and the upper and lower ends of the bent sealing plate 84 are respectively in conflict with the top and bottom of the mounting frame 81. The lower end of the mounting frame 82 is arc-shaped, and an inner arc notch is provided on the bent sealing plate 84. The lower end of the rotating shaft 83 is located in the inner arc notch on the bent sealing plate 84; the bent sealing plate 84 can be fully rotated by the arc-shaped edge; at the same time, the axis of the rotating shaft 83, the axis of rotation of the bent sealing plate 84 and the center of the arc at the lower end of the mounting frame 82 are overlapped, so that the bent sealing plate 84 can rotate.

[0051] In the present invention, the application can be equipped with external corresponding control equipment, connected with the gas detection component 88 and the automation components in the system, and the gas situation in the mine tunnel can be detected by the gas detection component 88, and feedback can be quickly provided, so as to control the gas delivery situation as needed, and control whether to deliver the gas with added oxygen as needed, so as to effectively ensure the gas quality in the mine tunnel;

[0052] During actual production and preparation, the gas detection component 88 can accurately detect the gas content in the mine tunnel, and can control the oxygen supply device 1 to achieve the output of oxygen. At the same time, it can also achieve the mixing amount of gas and oxygen through the automatic components in the pore adjustment device 3, and can control the operation of the fan device 6 to achieve rapid supply of gas. The gas enters the pipeline 7 and the air outlet device 8, and can control the directional output of the gas by controlling the second electric telescopic rod 85;

[0053] The purification assembly 29 can be quickly disassembled and installed to ensure the quality of gas purification, and the mixing of oxygen and gas can be controlled by moving the sealing plate 34.

[0054] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An intelligent oxygen supply and regulation system for a mining working face, comprising an oxygen supply device (1), an air purification device (2) is provided on one side of the oxygen supply device (1), one end of each of the oxygen supply device (1) and the air purification device (2) is connected to a connecting pipe (4), one side of the two connecting pipes (4) is commonly connected to an air pore regulating device (3), one side of the air pore regulating device (3) is connected to an air supply pipe (5), one end of the air supply pipe (5) is installed with a fan device (6), the air outlet end of the fan device (6) is connected to a pipeline (7), and a plurality of air outlet devices (8) are installed on the pipeline (7) at equal intervals; The air outlet device (8) is provided with a gas detection component (88); and the air purification device (2) is detachably connected with a purification component (29).

2. The intelligent oxygen supply and regulation system for a mining working face according to claim 1 is characterized in that: The air purification device (2) is provided with a resisting sealing mechanism, a circular ring (211) is provided on the resisting sealing mechanism, a positioning mechanism is provided on the circular ring (211) and the purification component (29), the positioning mechanism and the purification component (29) are connected, a nut (23) is provided on the purification component (29), an exhaust pipe (21) is provided in the air purification device (2), a bolt (22) is screwed on the exhaust pipe (21), the bolt (22) and the nut (23) correspond to each other, and the purification component (29), the resisting sealing mechanism and the positioning mechanism are all located in the exhaust pipe (21).

3. The intelligent oxygen supply and regulation system for a mining working face according to claim 2 is characterized in that: The abutting sealing mechanism comprises a sleeve (213) fixed in the exhaust pipe (21), push rods (28) are slidably mounted at both ends of the sleeve (213), a sealing plate (214) is fixed at one end of the two push rods (28), the other ends of the two push rods (28) are fixedly connected to the circular ring (211), an L-shaped track member (25) is slidably mounted in the circular ring (211), the L-shaped track member (25) is fixed on the sleeve (213) and the exhaust pipe (21), a tension spring member (24) is sleeved on the L-shaped track member (25), and the two ends of the tension spring member (24) are respectively fixed on the circular ring (211) and the L-shaped track member (25).

4. The intelligent oxygen supply and regulation system for a mining working face according to claim 2 is characterized in that: The positioning mechanism comprises two plug-in rods (27) fixed on the circular ring (211); two slide grooves (212) are provided in the exhaust pipe (21); sliders (210) are fixed on both sides of the purification component (29); the two sliders (210) are respectively located in the two slide grooves (212); two sleeve components (26) are fixed on the purification component (29); the two sleeve components (26) respectively correspond to the two plug-in rods (27).

5. The intelligent oxygen supply and regulation system for a mining working face according to claim 1 is characterized in that: The air hole adjustment device (3) comprises a box body assembly (31), a partition member (32) is fixed inside the box body assembly (31), two circular holes (33) are provided on the partition member (32), two connecting pipes (4) are fixed on the partition member (32), the two connecting pipes (4) respectively correspond to the two circular holes (33), a sealing plate member (34) is slidably mounted on one side of the partition member (32), the sealing plate member (34) is sealingly mounted on one side of the partition member (32), a connecting member (36) is fixed on the upper end of the sealing plate member (34), the connecting member (36) penetrates and is slidably mounted on the upper end of the box body assembly (31), a first electric telescopic rod (35) is mounted on the upper end of the box body assembly (31), and the piston rod end of the first electric telescopic rod (35) is fixed on one side of the connecting member (36).

6. The intelligent oxygen supply and regulation system for a mining working face according to claim 1 is characterized in that: The air outlet device (8) comprises a mounting frame (81), the gas detection component (88) is fixed on one side of the mounting frame (81), a mounting frame (82) is sealed and fixed in the mounting frame (81), a limiting mechanism is provided on the mounting frame (82), a bent sealing plate (84) is provided on the limiting mechanism, and the bent sealing plate (84) is sealed and installed in the mounting frame (81).

7. The intelligent oxygen supply and regulation system for a mining working face according to claim 6 is characterized in that: The limiting mechanism comprises a lifting rod (86) which is arranged on the mounting frame (82) and the mounting frame (81); one end of the lifting rod (86) located at the upper end of the mounting frame (81) is rotatably connected to a diagonal rod (87); the lower end of the diagonal rod (87) is rotatably connected to a second electric telescopic rod (85); the second electric telescopic rod (85) is mounted on the upper end of the mounting frame (81); two rotating shafts (83) are fixed on the bending sealing plate (84); the two rotating shafts (83) are rotatably connected to the lower end of the mounting frame (82); a plurality of positioning holes are opened at equal intervals around one of the rotating shafts (83); the lower end of the lifting rod (86) extends into one of the positioning holes.

8. The intelligent oxygen supply and regulation system for a mining working face according to claim 7 is characterized in that: The upper and lower ends of the bent sealing plate (84) are both arranged in an arc shape, and the upper and lower ends of the bent sealing plate (84) respectively contact the top and bottom of the installation frame (81).

9. The intelligent oxygen supply and regulation system for a mining working face according to claim 7 is characterized in that: The lower end of the mounting frame (82) is arranged in an arc shape, the bent sealing plate (84) is provided with an inner arc notch, and the lower end of the rotating shaft (83) is located in the inner arc notch on the bent sealing plate (84).

10. The intelligent oxygen supply and regulation system for a mining working face according to claim 5, characterized in that: The length of the sealing plate (34) is the distance between the centers of the two circular holes (33).

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