CN209838463U - Intelligence dryer air volume adjusting device - Google Patents
Intelligence dryer air volume adjusting device Download PDFInfo
- Publication number
- CN209838463U CN209838463U CN201822241692.5U CN201822241692U CN209838463U CN 209838463 U CN209838463 U CN 209838463U CN 201822241692 U CN201822241692 U CN 201822241692U CN 209838463 U CN209838463 U CN 209838463U
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- air
- disc
- blade
- rack
- support disc
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Abstract
An intelligent air duct air quantity adjusting device comprises a rack and a computer, wherein a motor and a support disc are arranged on the surface of the rack, the output end of the motor is fixedly installed with a crank, the crank is rotatably installed with one end of a rocker, a blade is arranged on the support disc, the blade is slidably installed with the rack disc, the rack disc is buckled and connected with the support disc, the other end of the rocker is rotatably installed with the rack disc, and the output end of the computer is connected with the input end of the motor; the device can adjust the output air quantity and the air pressure of the fan according to the specific air pressure and air speed conditions in the underground tunnel, and can be matched with fans of various types for use; the device has the advantages of excellent overall stability, compact structure, excellent moisture resistance, convenient installation and easy maintenance; the device can monitor the wind speed, wind pressure and gas content in the tunnel in real time, effectively ensure the circulation of air in the tunnel in time and ensure the safety of construction operation; the device has the advantages of easy adjustment of air quantity and air pressure, high adjustment precision, wide adjustment range, low noise and the like.
Description
Technical Field
The utility model belongs to the technical field of the colliery is in the pit, concretely relates to intelligence dryer air volume adjusting device.
Background
The air duct is a necessary facility for local ventilation of a mine and is an essential ventilation safety article for ensuring the safety production of the mine. In order to dilute and remove harmful gas and dust underground, fresh air flow is provided for all underground roadways and mining and digging working surfaces, so that the underground workers have enough air meeting requirements for breathing, the personal safety of the underground workers is ensured, the underground working environment is improved, and a large amount of fresh air must be uninterruptedly supplied to the underground during coal mine production. The air duct is an indispensable safety device for underground ventilation of the coal mine and is also a key device of the mine. However, because the length of the roadway is different, and the wind speed and the wind volume required by different actual working conditions are different, the traditional wind barrel is difficult to adjust the wind volume and the wind pressure, so that the ventilation is wasted, the gas concentration under the coal mine is too high, the control is not easy, the harm is easy to generate, and a device capable of adjusting the wind volume and the wind pressure is necessary to be designed for adjusting the wind speed and the wind volume.
SUMMERY OF THE UTILITY MODEL
The utility model provides an intelligence dryer air volume adjusting device realizes carrying out accuracy, timely, efficient to amount of wind pressure and adjusts, the effectual flow of having guaranteed the interior air of tunnel to the energy consumption has been reduced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an intelligence dryer air volume adjusting device, includes frame and computer, the frame surface is provided with motor and support disc, motor output and crank fixed mounting, the installation is rotated with rocker one end to the crank, be provided with the blade on the support disc, blade and frame disc slidable mounting, and the frame disc is connected with support disc lock, the rocker other end rotates the installation with the frame disc, the computer output links to each other with the motor input.
The support disc is arranged in a circular ring shape, the support disc is uniformly provided with slide ways along the circumferential direction, and a fan-shaped opening is formed between the two slide ways; the frame dish internal surface middle part has seted up the through-hole, and frame dish internal surface is provided with polygon arch, and the protruding center of polygon coincides with the through-hole centre of a circle, and the protruding inscribed circle diameter of polygon is greater than the through-hole internal diameter, form the track between the protruding and the frame dish excircle arch.
The surface of blade is provided with cylindrical slider, and cylindrical slider sets up with the blade minimum angle is relative, the surface of blade is provided with square slider, and square slider place plane and cylindrical slider place plane parallel arrangement, square slider is located the minimum limit of blade and the perpendicular crossing limit contained angle department in limit in the shortest limit, and square slider with the blade terminal surface parallel and level.
The blades are slidably mounted with the slide ways on the support disc through the cylindrical sliding blocks, and the blades are slidably mounted with the tracks on the rack disc through the square sliding blocks.
A method for adjusting air quantity by an intelligent air duct air quantity adjusting device adopts the intelligent air duct air quantity adjusting device and comprises the following steps:
step 1, firstly, the device of the utility model is arranged at the position of an air exhaust channel (air duct) under a coal mine, the inlet end of the device of the utility model is connected with a fan, secondly, an infrared gas sensor, an air speed sensor and an air pressure sensor are arranged at the position of a main air inlet and a branch opening of the air duct, finally, the output ends of the infrared gas sensor, the air speed sensor and the air pressure sensor are connected with the input end of a computer through a converter and a serial port, and the output end of the computer is connected with a motor through the converter and the serial port;
step 2, monitoring the local gas content and the wind pressure and the wind speed of a coal mine underground tunneling working face or a coal mining local working face in real time through an infrared gas sensor, a wind speed sensor and a wind pressure sensor in a wind barrel, feeding information back to a computer, and controlling the rotating speed of a fan to adjust the wind pressure according to the actually required wind quantity and the wind pressure by the computer; and simultaneously, the computer sends an instruction to the motor, the motor rotates to drive the crank to rotate, the crank drives the rocker to swing, the swinging of the rocker enables the blades to move along the slide ways on the support plate, and the ventilation openings formed among the blades are correspondingly opened or closed according to the rotation of the motor to adjust the air volume.
And 2, dividing the air volume into three levels, namely a first-level air volume, a second-level air volume and a third-level air volume, controlling the fan to reduce the rotating speed by the computer according to data fed back by the air speed sensor and the air pressure sensor when the air volume is in the third-level air volume, controlling the motor to rotate to drive the crank to rotate, driving the rocker to swing by the crank, enabling the blade to move along the slide way on the support disc by the swing of the rocker to enable the blade to be folded, reducing the area of the ventilation opening and enabling the third-level air volume to.
And 2, when the air quantity is in the secondary air quantity, controlling the fan to reduce the rotating speed by the computer according to data fed back by the air speed sensor and the air pressure sensor, simultaneously controlling the motor to rotate to drive the crank to rotate, driving the rocker to swing, and enabling the blades to move along the slide ways on the support disc by the swinging of the rocker to open the blades, so that the area of the ventilation opening is increased, and the primary air quantity is increased to be the secondary air quantity.
The utility model has the advantages that:
1. the device can adjust the output air quantity and the air pressure of the fan according to the specific air pressure and the air speed condition in the underground roadway and can be matched with fans of various models for use.
2. The device has excellent overall stability, compact structure, excellent moisture resistance and easy installation and maintenance.
3. The device can monitor the wind speed, the wind pressure and the gas content in the roadway in real time, can effectively ensure the circulation of the air in the roadway in time, and ensures the safety of construction operation.
4. The device has the advantages of easy adjustment of air quantity and air pressure, high adjustment precision, wide adjustment range, low noise and the like.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the overall structure of the present invention;
FIG. 3 is a schematic view of an assembly structure of the support frame and the blade;
FIG. 4 is a schematic view of a closed state of the vanes;
FIG. 5 is a schematic view of a bracket plate structure;
FIG. 6 is a schematic view of a gantry pan structure;
FIG. 7 is a schematic view of a blade configuration;
1-frame, 2-motor, 3-support disc, 4-crank, 5-rocker, 6-blade, 7-frame disc, 8-slideway, 9-sector opening, 10-cylindrical slide block, 11-square slide block, 12-polygonal bulge and 13-track.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1-7, an intelligence dryer air volume adjusting device, including frame 1 and computer 2, frame 1 surface is provided with motor 2 and support disc 3, motor 2 goes out end and crank 4 fixed mounting, and crank 4 rotates the installation with 5 one end of rocker, be provided with blade 6 on the support disc 3, blade 6 sets up to six, and the minimum angular value of six blade 6 is 60 degrees, and when six blade 6's minimum angle contacted completely, the dryer was in complete closed state, blade 6 and frame disc 7 slidable mounting, and frame disc 7 is connected with 3 locks of support disc, the installation is rotated with frame disc 7 to the rocker 5 other end, computer 2 output links to each other with motor 2 input.
The support plate 3 is annular, the support plate 3 is uniformly provided with slide ways 8 in the circumferential direction, and a fan-shaped opening 9 is formed between the two slide ways 8; the through-hole has been seted up at frame dish 7 internal surface middle part, frame dish 7 internal surface is provided with polygon arch 12, and the coincidence of polygon arch 12 center and through-hole centre of a circle, and the contact circle diameter in polygon arch 12 is greater than the through-hole internal diameter, form track 13 between polygon arch 12 and the frame dish 7 excircle arch.
The surface of blade 6 is provided with cylindrical slider 10, and cylindrical slider 10 sets up with blade 6 minimum angle relatively, the surface of blade 6 is provided with square slider 11, and square slider 11 place plane and cylindrical slider 10 place plane parallel arrangement, square slider 11 is located the most minor face of blade 6 and the perpendicular crossing limit in the shortest limit contained angle department that becomes in limit, and square slider 11 with 6 terminal surface parallel and level of blade.
The blades 6 are slidably mounted with the slide rails 8 on the support disc 3 through cylindrical sliding blocks 10, and the blades 6 are slidably mounted with the rails 13 on the rack disc 7 through square sliding blocks 11.
A method for adjusting air quantity by an intelligent air duct air quantity adjusting device adopts the intelligent air duct air quantity adjusting device and comprises the following steps:
step 1, firstly, the device of the utility model is arranged at the position of an air exhaust channel (air duct) under a coal mine, the inlet end of the device of the utility model is connected with a fan, secondly, an infrared gas sensor, an air speed sensor and an air pressure sensor are arranged at the position of a main air inlet and a branch opening of the air duct, finally, the output ends of the infrared gas sensor, the air speed sensor and the air pressure sensor are connected with the input end of a computer 2 through a converter and a serial port, and the output end of the computer 2 is connected with a motor 2 through the converter and the serial port;
step 2, monitoring the local gas content and the wind pressure and the wind speed of a coal mine underground tunneling working face or a coal mining local working face in real time through an infrared gas sensor, a wind speed sensor and a wind pressure sensor in a wind barrel, feeding information back to a computer 2, and controlling the rotating speed of a fan by the computer 2 according to the actually required wind speed and wind pressure to adjust the wind speed and the wind pressure; meanwhile, the computer 2 sends an instruction to the motor 2, the motor 2 rotates to drive the crank 4 to rotate, the crank 4 drives the rocker 5 to swing, the swing of the rocker 5 enables the blades 6 to move along the slide rails 8 on the support plate 3, and the ventilation openings formed among the blades 6 are correspondingly opened or closed according to the rotation of the motor 2 to adjust the air volume.
And 2, dividing the air volume into three levels, namely a first-level air volume, a second-level air volume and a third-level air volume, controlling the fan to reduce the rotating speed by the computer 2 according to data fed back by the air speed sensor and the air pressure sensor when the air volume is in the third-level air volume, controlling the motor 2 to rotate to drive the crank 4 to rotate at the same time, driving the rocker 5 to swing by the crank 4, enabling the blade 6 to move along the slide way 8 on the support disc 3 by the swing of the rocker 5 to enable the blade 6 to be folded, reducing the area of the ventilation opening and enabling the third-.
When the air volume in the step 2 is in the secondary air volume, the computer 2 controls the fan to reduce the rotating speed according to data fed back by the air speed sensor and the air pressure sensor, and simultaneously controls the motor 2 to rotate to drive the crank 4 to rotate, the crank 4 drives the rocker 5 to swing, the swing of the rocker 5 enables the blades 6 to move along the slide ways 8 on the support disc 3 to enable the blades 6 to be opened, the area of the ventilation opening is increased, and the primary air volume is increased to be the secondary air volume.
Claims (2)
1. An intelligent air duct air quantity adjusting device is characterized by comprising a rack and a computer, wherein a motor and a support disc are arranged on the surface of the rack, the output end of the motor is fixedly mounted with a crank, the crank is rotatably mounted with one end of a rocker, a blade is arranged on the support disc, a cylindrical sliding block is arranged on the surface of the blade, the cylindrical sliding block is arranged opposite to the minimum angle of the blade, a square sliding block is arranged on the surface of the blade, the plane where the square sliding block is arranged is parallel to the plane where the cylindrical sliding block is arranged, the square sliding block is positioned at an included angle formed by the perpendicular intersected edges of the shortest edge and the shortest edge of the blade, and the square sliding block is flush with the end face; the blades are slidably mounted with the rack disc, the rack disc is connected with the support disc in a buckling manner, the blades are slidably mounted with a slide way on the support disc through cylindrical sliding blocks, and the blades are slidably mounted with a track on the rack disc through square sliding blocks; the rocker other end rotates the installation with the frame dish, the computer output links to each other with the motor input, the input of computer passes through converter and serial ports and links to each other with infrared ray gas sensor, air velocity transducer and wind pressure sensor, and infrared ray gas sensor, air velocity transducer and wind pressure sensor install in dryer total air intake department and branch mouth department.
2. The intelligent air duct air quantity adjusting device of claim 1, characterized in that: the support disc is arranged in a circular ring shape, the support disc is uniformly provided with slide ways along the circumferential direction, and a fan-shaped opening is formed between the two slide ways; the frame dish internal surface middle part has seted up the through-hole, and frame dish internal surface is provided with polygon arch, and the protruding center of polygon coincides with the through-hole centre of a circle, and the protruding inscribed circle diameter of polygon is greater than the through-hole internal diameter, form the track between the protruding and the frame dish excircle arch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822241692.5U CN209838463U (en) | 2018-12-29 | 2018-12-29 | Intelligence dryer air volume adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822241692.5U CN209838463U (en) | 2018-12-29 | 2018-12-29 | Intelligence dryer air volume adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209838463U true CN209838463U (en) | 2019-12-24 |
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ID=68900835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822241692.5U Expired - Fee Related CN209838463U (en) | 2018-12-29 | 2018-12-29 | Intelligence dryer air volume adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209838463U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505643A (en) * | 2018-12-29 | 2019-03-22 | 华晋焦煤有限责任公司 | A kind of intelligence wind tube wind quantity regulating device |
-
2018
- 2018-12-29 CN CN201822241692.5U patent/CN209838463U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505643A (en) * | 2018-12-29 | 2019-03-22 | 华晋焦煤有限责任公司 | A kind of intelligence wind tube wind quantity regulating device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191224 Termination date: 20201229 |
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| CF01 | Termination of patent right due to non-payment of annual fee |