CN210660167U - External-hanging louver window in underground coal mine and adjusting system of louver window - Google Patents
External-hanging louver window in underground coal mine and adjusting system of louver window Download PDFInfo
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- CN210660167U CN210660167U CN201920819638.6U CN201920819638U CN210660167U CN 210660167 U CN210660167 U CN 210660167U CN 201920819638 U CN201920819638 U CN 201920819638U CN 210660167 U CN210660167 U CN 210660167U
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Abstract
The utility model discloses a colliery is outer hanging tripe wind window in pit and governing system of this wind window belongs to mining wind window technical field, the wind window frame with the wind window inside casing is frame structure, the wind window inside casing inlays the dress inside the wind window frame, both ends all are fixed with a rotation axis about the activity casement, the cover is equipped with the axle sleeve on the rotation axis, the rotation axis is connected with the rocking handle, be fixed with the pneumatic control assembly in the middle of wind window frame one side, it has a plurality of activity casement to distribute along the both sides equidistance of intermediate line in the wind window inside casing, and adjacent activity casement is connected through the rocking handle, the pneumatic control assembly with the rocking handle is connected, the pneumatic control assembly still is connected with link mechanism. The adjusting air window can be used for automatically detecting and adjusting the roadway air volume in real time, so that the air volume can be adjusted without manual intervention, and the air volume can be adjusted accurately, quickly and stably.
Description
Technical Field
The utility model relates to a belong to mining wind window technical field, especially relate to the governing system of outer hanging tripe wind window in colliery in the pit and this wind window.
Background
At present, the mine underground adjusting air window mainly comprises a non-pressure panoramic adjusting air window, an adjustable shutter air window, a compressed air power adjusting air window and a thumb wheel adjusting air window. In order to meet the ventilation requirement of daily production of a coal mine, the air passing section of the air adjusting window needs to be frequently and manually adjusted, so that the engineering is very expensive, the regular detection is needed, the air volume cannot be adjusted in real time when the air volume is deviated, certain potential safety hazards exist, meanwhile, the adjustment of uniform-speed micro-variation is difficult to ensure through manual operation, the air volume is greatly vibrated, and the air volume adjusting precision is low; the wind window all sets up in the wall body, and the tunnel warp leads to the wind window to damage easily, influences ventilation effect, and the unable secondary use of wind window causes the waste of equipment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a colliery is outer hanging tripe wind window in pit and governing system of this wind window.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a colliery is outer hanging tripe wind window in pit, includes wind window frame, wind window inside casing, fixed plate, activity casement, link mechanism, pneumatic control assembly, the wind window frame with the wind window inside casing is frame structure, the wind window inside casing inlays the dress inside the wind window frame, both ends all are fixed with a rotation axis about the activity casement, the cover is equipped with the axle sleeve on the rotation axis, the rotation axis is connected with the rocking handle, be fixed with the pneumatic control assembly in the middle of wind window frame one side, it has a plurality of activity casement to distribute along the both sides equidistance of intermediate line in the wind window inside casing, and adjacent activity casement is connected through the rocking handle, the pneumatic control assembly with the rocking handle is connected, the pneumatic control assembly still is connected with link mechanism.
Furthermore, a plurality of fixing plates are fixed on the upper part and the lower part of one side of the air window outer frame, which is provided with the pneumatic control assembly.
Furthermore, an angle sensor for detecting the opening and closing angle of the movable window sash is mounted on the movable window sash.
Furthermore, the louver window is hung on the wind wall in an externally hanging mode, and a fixing plate on the louver window is fixed to the upper portion and the lower portion of the wind wall through bolts.
Furthermore, screw holes in the I-shaped steel beams are made into long circular arc-shaped holes.
Furthermore, an air door is installed on the air wall.
Further, a door handle and a visual window are installed on the air door.
A coal mine underground louver adjusting system comprises an electric cabinet, louvers and a sensor group, wherein the input end of a pneumatic control assembly in the louvers is connected with an air source through an air pressing pipeline; the control end of the pneumatic control assembly is connected with the output end of the electric cabinet; the sensor group is connected with the electric cabinet through a communication line, and the electric cabinet transmits the monitoring data of the sensor group to the upper computer software.
Further, the sensor group comprises a mining air volume sensor which is arranged at a position 10m-15m behind the air window along the air flow direction.
Furthermore, the mining air volume sensor is connected with the electric cabinet through a communication line.
A method for adjusting a louver under a coal mine well comprises the following steps:
the sensor group monitors the air quantity behind an air window in a roadway in real time, monitoring data are transmitted to upper computer software through the electric cabinet, instructions are transmitted to the electric cabinet after the monitoring data are processed by the upper computer software, the pneumatic control assembly is started, and the angle of the movable window sash is adjusted by adjusting the air pressure; setting an upper limit Q of the air volume of the tunnel on the upper computer software according to the stable range of the actual air volume distribution of the tunnel where the air window is positionedmaxAnd lower limit value Q of air volumeminWhen the tunnel air quantity Q is monitored by the mining air quantity sensorFruit of Chinese wolfberryAt QmaxAnd QminIn the middle, the movable window sash does not rotate, and the ventilation area of the air window is not changed; when roadway air quantity Q monitored by mining air quantity sensorFruit of Chinese wolfberryGreater than QmaxOr less than QminWhen the electric control box is used, the upper computer software sends an adjusting instruction to the electric control box, and the electric control box automatically executes an instruction according to the following steps:
a) when roadway air quantity Q monitored by mining air quantity sensorFruit of Chinese wolfberry＞QmaxWhen the movable window sash is driven to rotate by the pneumatic control assembly, the angle of the movable window sash is reduced, and the air passing area is reduced; tunnel air quantity QFruit of Chinese wolfberryReduce the tunnel air quantity QFruit of Chinese wolfberryAt QmaxAnd QminIn the process, the mining air quantity sensor and the angle sensor feed measured data back to the electric cabinet, and the movable window sash stops rotating to complete air quantity regulation;
b) when roadway air quantity Q monitored by mining air quantity sensorFruit of Chinese wolfberry＜QminWhen the window is in use, the pneumatic control assembly drives the movable window sash to rotate, the angle of the movable window sash is increased, and the area of the air passing through the window is increased. Tunnel air quantity QFruit of Chinese wolfberryIncrease when the tunnel air quantity QFruit of Chinese wolfberryAt QmaxAnd QminIn the process, the mining air quantity sensor and the angle sensor feed measured data back to the electric cabinet, the movable window sash stops rotating, and the air quantity is finishedAnd (6) adjusting.
The utility model has the advantages that: the utility model discloses a mining air sensor carries out real time monitoring and measurement to the amount of wind in the tunnel, measures gained numerical value and carries out data analysis in passing to the host computer software on ground through the electric cabinet in real time, if there is the deviation in the volume of wind numerical value of measuring gained and the amount of wind settlement scope of preset, then host computer software is to the adjustment command that the electric cabinet sent, and the angle of shutter air window activity casement is adjusted to control pneumatic control assembly, and the increase and decrease of the volume of wind is realized to the size of adjusting the wind area. And when the average value of the actually measured air volume is smaller than the air volume setting range, increasing the angle of the window sash, inversely decreasing the angle of the window sash, controlling the real-time air volume average value within the preset air volume range, and finishing the air volume regulation at the moment. The angle sensor of the louver continuously feeds back the angle of the movable window sash to the electric cabinet in the air volume adjusting process, so that the angle of the movable window sash of the air window can be monitored.
According to data monitored by the sensor, the externally-hung blind window for mines automatically adjusts the angle of the movable window sash of the blind window, and quantitatively controls the air passing area, so that the air volume of a roadway is accurately controlled.
The utility model discloses safe and reliable, but real-time supervision tunnel amount of wind size realizes automation, quantitative regulation wind window draught area size to the accurate control tunnel amount of wind has satisfied the ventilation requirement in the easy place of the amount of wind in the pit, effectively guarantees the distribution of ventilation volume in the pit. On the external wind wall of shutter air window, avoided the tunnel to warp the damage of adjusting the air window, guaranteed to adjust the air window normal work, and adjust the air window and dismantle conveniently, can reuse.
Drawings
Fig. 1 is a schematic front view of a louver of the present invention;
FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1 according to the present invention;
FIG. 3 is a schematic cross-sectional view of B-B of FIG. 1 according to the present invention;
fig. 4 is a schematic structural view of the movable louver of fig. 1 according to the present invention;
FIG. 5 is a schematic view of the louver control system of the present invention;
fig. 6 is a schematic view of the structure of the utility model after installation;
fig. 7 is a schematic view of the installed overhead structure of the present invention;
fig. 8 is a schematic view of the adjustment principle of the present invention.
In the figure: 1. a louver window; 2. a wind window outer frame; 3. an air window inner frame; 4. a fixing plate; 5. A movable window sash; 6. a link mechanism; 7. a pneumatic control assembly; 8. a shaft sleeve; 9. a rotating shaft; 10. a rocking handle; 11. an electric cabinet; 12. a mining air volume sensor; 13. an angle sensor; 14. A damper; 15. a wind wall; 16. an I-beam; 17. a door handle; 18. a visible window.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example 1:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized.
Example 2:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized. The upper part and the lower part of one side of the air window outer frame 2, which is provided with the pneumatic control assembly 7, are both fixed with a plurality of fixing plates 4. And an angle sensor 13 for detecting the opening and closing angle of the movable window sash 5 is arranged on the movable window sash 5.
Example 3:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized. The upper part and the lower part of one side of the air window outer frame 2, which is provided with the pneumatic control assembly 7, are both fixed with a plurality of fixing plates 4. And an angle sensor 13 for detecting the opening and closing angle of the movable window sash 5 is arranged on the movable window sash 5.
Example 4:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized. The upper part and the lower part of one side of the air window outer frame 2, which is provided with the pneumatic control assembly 7, are both fixed with a plurality of fixing plates 4. An angle sensor 13 for detecting the opening and closing angle of the movable window sash 5 is arranged on the movable window sash 5;
referring to fig. 6, the louver 1 is hung on the wind wall 15, and the fixing plate 4 on the louver 1 is fixed on the upper and lower i-shaped steel beams 16 of the wind wall 15 through bolts. The screw holes in the I-shaped steel beam 16 are made into long circular arc-shaped holes. The air wall 15 is provided with an air door 14. The damper 14 is provided with a door handle 17 and a viewing window 18. The louver window 1 is fixed by matching with the flat gasket, so that the position of the louver window can be conveniently adjusted up and down, left and right, and the damage of the louver window caused by the deformation of the roadway is avoided.
Example 5:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized. The upper part and the lower part of one side of the air window outer frame 2, which is provided with the pneumatic control assembly 7, are both fixed with a plurality of fixing plates 4. An angle sensor 13 for detecting the opening and closing angle of the movable window sash 5 is arranged on the movable window sash 5;
referring to fig. 6, the louver 1 is hung on the wind wall 15, and the fixing plate 4 on the louver 1 is fixed on the upper and lower i-shaped steel beams 16 of the wind wall 15 through bolts. The screw holes in the I-shaped steel beam 16 are made into long circular arc-shaped holes. The air wall 15 is provided with an air door 14. The damper 14 is provided with a door handle 17 and a viewing window 18. The louver window 1 is fixed by matching with the flat gasket, so that the position of the louver window can be conveniently adjusted up and down, left and right, and the damage of the louver window caused by the deformation of the roadway is avoided.
Referring to fig. 5, the coal mine underground louver adjusting system comprises an electric cabinet 11, louvers and a sensor group, wherein the input end of a pneumatic control assembly 7 in the louvers is connected with an air source through a compressed air pipeline; the control end of the pneumatic control assembly 7 is connected with the output end of the electric cabinet 11; the sensor group is connected with the electric cabinet 11 through a communication line, and the electric cabinet 11 transmits the monitoring data of the sensor group to the upper computer software. The electric cabinet 11 comprises an automatic window controller and a data transmission controller. The main control unit of the electric cabinet 11 is connected with an upper computer through a PLC, field ventilation data acquisition and system control are achieved through computer programming, the electric cabinet 11 receives an adjusting instruction sent by upper computer software, and the pneumatic control assembly 7 is adjusted through a proper algorithm according to the instruction so as to achieve the purpose of accurate control.
Example 6:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized. The upper part and the lower part of one side of the air window outer frame 2, which is provided with the pneumatic control assembly 7, are both fixed with a plurality of fixing plates 4. An angle sensor 13 for detecting the opening and closing angle of the movable window sash 5 is arranged on the movable window sash 5;
referring to fig. 6, the louver 1 is hung on the wind wall 15, and the fixing plate 4 on the louver 1 is fixed on the upper and lower i-shaped steel beams 16 of the wind wall 15 through bolts. The screw holes in the I-shaped steel beam 16 are made into long circular arc-shaped holes. The air wall 15 is provided with an air door 14. The damper 14 is provided with a door handle 17 and a viewing window 18. The louver window 1 is fixed by matching with the flat gasket, so that the position of the louver window can be conveniently adjusted up and down, left and right, and the damage of the louver window caused by the deformation of the roadway is avoided.
Referring to fig. 5, the coal mine underground louver adjusting system comprises an electric cabinet 11, louvers and a sensor group, wherein the input end of a pneumatic control assembly 7 in the louvers is connected with an air source through a compressed air pipeline; the control end of the pneumatic control assembly 7 is connected with the output end of the electric cabinet 11; the sensor group is connected with the electric cabinet 11 through a communication line, and the electric cabinet 11 transmits the monitoring data of the sensor group to the upper computer software. The electric cabinet 11 comprises an automatic window controller and a data transmission controller. The main control unit of the electric cabinet 11 is connected with an upper computer through a PLC, field ventilation data acquisition and system control are achieved through computer programming, the electric cabinet 11 receives an adjusting instruction sent by upper computer software, and the pneumatic control assembly 7 is adjusted through a proper algorithm according to the instruction so as to achieve the purpose of accurate control.
Referring to fig. 7, the sensor group comprises a mining air volume sensor 12 which is arranged at a position 10m-15m behind an air window along the air flow direction. The mining air volume sensor 12 is connected with the electric cabinet 11 through a communication line. The mining air volume sensor 12 is connected with the electric cabinet 11 through a communication line. The probe and the central point of the air window are positioned on the same horizontal line; the sensor probe is firmly arranged at a measuring position, and the air inlet direction is vertical to the sensor probe; the sensor monitors the ventilation condition of the roadway in real time and transmits monitoring data to the electric cabinet 11 in real time.
Example 7:
referring to fig. 1-4, the coal mine underground externally hung louver comprises an outer louver frame 2, an inner louver frame 3, a fixed plate 4, a movable window sash 5, a connecting rod mechanism 6 and a pneumatic control assembly 7, the outer wind window frame 2 and the inner wind window frame 3 are both frame structures, the inner wind window frame 3 is embedded in the outer wind window frame 2, a rotating shaft 9 is fixed at the upper end and the lower end of the movable window sash 5, a shaft sleeve 8 is sleeved on the rotating shaft 9, the rotating shaft 9 is connected with a rocking handle 10, a pneumatic control assembly 7 is fixed in the middle of one side of the outer frame 2 of the wind window, a plurality of movable window sashes 5 are equidistantly distributed in the air window inner frame 3 along two sides of the middle line, the adjacent movable window sashes 5 are connected by a rocking handle 10, the pneumatic control assembly 7 is connected with the rocking handle 10, and the pneumatic control assembly 7 is further connected with the link mechanism 6. The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized. The upper part and the lower part of one side of the air window outer frame 2, which is provided with the pneumatic control assembly 7, are both fixed with a plurality of fixing plates 4. An angle sensor 13 for detecting the opening and closing angle of the movable window sash 5 is arranged on the movable window sash 5;
referring to fig. 6, the louver 1 is hung on the wind wall 15, and the fixing plate 4 on the louver 1 is fixed on the upper and lower i-shaped steel beams 16 of the wind wall 15 through bolts. The screw holes in the I-shaped steel beam 16 are made into long circular arc-shaped holes. The air wall 15 is provided with an air door 14. The damper 14 is provided with a door handle 17 and a viewing window 18. The louver window 1 is fixed by matching with the flat gasket, so that the position of the louver window can be conveniently adjusted up and down, left and right, and the damage of the louver window caused by the deformation of the roadway is avoided.
Referring to fig. 5, the coal mine underground louver adjusting system comprises an electric cabinet 11, louvers and a sensor group, wherein the input end of a pneumatic control assembly 7 in the louvers is connected with an air source through a compressed air pipeline; the control end of the pneumatic control assembly 7 is connected with the output end of the electric cabinet 11; the sensor group is connected with the electric cabinet 11 through a communication line, and the electric cabinet 11 transmits the monitoring data of the sensor group to the upper computer software. The electric cabinet 11 comprises an automatic window controller and a data transmission controller. The main control unit of the electric cabinet 11 is connected with an upper computer through a PLC, field ventilation data acquisition and system control are achieved through computer programming, the electric cabinet 11 receives an adjusting instruction sent by upper computer software, and the pneumatic control assembly 7 is adjusted through a proper algorithm according to the instruction so as to achieve the purpose of accurate control.
Referring to fig. 7, the sensor group comprises a mining air volume sensor 12 which is arranged at a position 10m-15m behind an air window along the air flow direction. The mining air volume sensor 12 is connected with the electric cabinet 11 through a communication line. The probe and the central point of the air window are positioned on the same horizontal line; the sensor probe is firmly arranged at a measuring position, and the air inlet direction is vertical to the sensor probe; the sensor monitors the ventilation condition of the roadway in real time and transmits monitoring data to the electric cabinet 11 in real time.
Referring to fig. 1-8, a method for adjusting a louver window in an underground coal mine comprises the following steps:
the sensor monitors the air quantity behind an air window in the roadway in real time, monitoring data are transmitted to upper computer software through the electric cabinet 11, instructions are transmitted to the electric cabinet 11 after the monitoring data are processed by the upper computer software, the pneumatic control assembly 7 is started, and the angle of the movable window sash 5 is adjusted by adjusting the air pressure; setting an upper limit Q of the air volume of the tunnel on the upper computer software according to the stable range of the actual air volume distribution of the tunnel where the air window is positionedmaxAnd lower limit value Q of air volumeminWhen the tunnel air quantity Q monitored by the air quantity sensorFruit of Chinese wolfberryAt QmaxAnd QminIn between, the movable window sash 5 does not rotate, and the ventilation area of the air window is not changed; when the tunnel air quantity Q monitored by the air quantity sensorFruit of Chinese wolfberryGreater than QmaxOr less than QminWhen the automatic air window controller is used, the upper computer software sends an adjusting instruction to the electric cabinet 11, and the automatic air window controller automatically executes the command according to the following steps:
a) when the tunnel air quantity Q monitored by the air quantity sensorFruit of Chinese wolfberry＞QmaxWhen the air-operated control assembly 7 drives the movable window sash 5 to rotate, the angle of the movable window sash 5 is reduced, and the air passing area is reduced; tunnel air quantity QFruit of Chinese wolfberryReduce the tunnel air quantity QFruit of Chinese wolfberryAt QmaxAnd QminIn the meantime, the air quantity sensor feeds measured data back to the electric cabinet 11, and the movable window sash 5 stops rotating to complete air quantity regulation;
b) when the tunnel air quantity Q monitored by the air quantity sensorFruit of Chinese wolfberry＜QminWhen the window is in use, the pneumatic control assembly 7 drives the movable window sash 5 to rotate, the angle of the movable window sash 5 is increased, and the area of the air passing is increased. Tunnel air quantity QFruit of Chinese wolfberryIncrease when the tunnel air quantity QFruit of Chinese wolfberryAt QmaxAnd QminIn the meantime, the air quantity sensor feeds measured data back to the electric cabinet 11, and the movable window sash 5 stops rotating to complete air quantity regulation.
The device comprises a louver 1, an electric cabinet 11 and a sensor. The louver 1 is arranged in a roadway, the appearance of the louver is frame-shaped, the louver is internally composed of a movable window sash 5 and a pneumatic control assembly 7, the louver 1 is externally hung on a wind wall 15, the movable window sash 5 is connected with the pneumatic control assembly 7 through a rocking handle 10, the other end of the pneumatic control assembly 7 is connected with an electric cabinet 11, an angle sensor 13 monitors the angle of the movable window sash 5 and transmits data to the electric cabinet 11, and the electric cabinet 11 transmits the monitored data to an upper computer through a communication line in real time.
The adjusting air window can be used for automatically detecting and adjusting the roadway air volume in real time, so that the air volume can be adjusted without manual intervention, and the air volume can be adjusted accurately, quickly and stably.
1) The pneumatic control assembly 7 is used for adjusting the angle of the movable window sash 5 of the louver 1 by taking compressed air as power, so that the cross-air section can be quickly and accurately adjusted, the area change of the louver caused by misoperation of non-ventilation personnel can be prevented, and the reliable control of the air quantity is realized.
2) On adjusting the external wind wall 15 of air window, avoided the tunnel to warp the damage of adjusting the air window, guaranteed to adjust the normal work of air window, and adjust the air window and dismantle conveniently, can reuse.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a colliery is outer hanging tripe wind window in pit which characterized in that: the wind window frame and the wind window inner frame are of frame structures, the wind window inner frame is embedded inside the wind window frame, a rotating shaft is fixed at the upper end and the lower end of each movable window sash respectively, a shaft sleeve is sleeved on each rotating shaft, each rotating shaft is connected with a rocking handle, a pneumatic control assembly is fixed in the middle of one side of the wind window frame, a plurality of movable window sashes are distributed in the wind window inner frame along the two sides of a middle line at equal intervals, adjacent movable window sashes are connected through the rocking handles, the pneumatic control assembly is connected with the rocking handles, and the pneumatic control assembly is further connected with the connecting rod mechanisms.
2. The externally hung louver window for the underground coal mine according to claim 1, wherein a plurality of fixing plates are fixed on the upper and lower parts of one side of the outer frame of the louver window, on which the pneumatic control assembly is installed.
3. The externally hung type louver window used in the underground coal mine according to claim 1, wherein an angle sensor used for detecting the opening and closing angle of the movable window sash is installed on the movable window sash.
4. The externally hung type louver window for the underground coal mine according to claim 1, wherein the louver window is externally hung on a wind wall, and a fixing plate on the louver window is fixed on an upper I-shaped steel beam and a lower I-shaped steel beam of the wind wall through bolts.
5. The externally hung louver window for the underground coal mine according to claim 4, wherein the screw holes in the steel I-beams are made into long circular arc-shaped holes.
6. The externally hung louver window for the underground coal mine according to claim 4, wherein an air door is installed on the air wall.
7. The externally hung shutter for the underground coal mine according to claim 6, wherein the door is provided with a door handle and a visual window.
8. The adjusting system of the externally hung louver in the underground coal mine according to any one of claims 1 to 7, which is characterized by comprising an electric cabinet, louvers and a sensor group, wherein the input end of a pneumatic control assembly in the louvers is connected with an air source through a compressed air pipeline; the control end of the pneumatic control assembly is connected with the output end of the electric cabinet; the sensor group is connected with the electric cabinet through a communication line, and the electric cabinet transmits the monitoring data of the sensor group to the upper computer software.
9. The adjusting system for the externally hung louver of the underground coal mine according to claim 8, wherein the sensor group comprises a mine air volume sensor which is arranged at a position 10m-15m behind the louver along the air flow direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920819638.6U CN210660167U (en) | 2019-06-03 | 2019-06-03 | External-hanging louver window in underground coal mine and adjusting system of louver window |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920819638.6U CN210660167U (en) | 2019-06-03 | 2019-06-03 | External-hanging louver window in underground coal mine and adjusting system of louver window |
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| CN210660167U true CN210660167U (en) | 2020-06-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173291A (en) * | 2019-06-03 | 2019-08-27 | 山东鼎安检测技术有限公司 | The regulating system and method for underground coal mine external hanging type blinds air regulator and the air regulator |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110173291A (en) * | 2019-06-03 | 2019-08-27 | 山东鼎安检测技术有限公司 | The regulating system and method for underground coal mine external hanging type blinds air regulator and the air regulator |
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