CN211287755U - Automatic air ducting of colliery auxiliary ventilating fan - Google Patents
Automatic air ducting of colliery auxiliary ventilating fan Download PDFInfo
- Publication number
- CN211287755U CN211287755U CN201922227811.6U CN201922227811U CN211287755U CN 211287755 U CN211287755 U CN 211287755U CN 201922227811 U CN201922227811 U CN 201922227811U CN 211287755 U CN211287755 U CN 211287755U
- Authority
- CN
- China
- Prior art keywords
- air guide
- dust filter
- cover
- guide pipe
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 claims abstract description 45
- 239000003245 coal Substances 0.000 claims description 9
- 239000004576 sand Substances 0.000 abstract description 8
- 238000001914 filtration Methods 0.000 abstract description 4
- 238000009412 basement excavation Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 5
- 238000009423 ventilation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model discloses an automatic wind-guiding device of colliery auxiliary ventilating fan, including guide duct and the mounting panel of distribution in four sides of guide duct, a port department of guide duct is equipped with the external screw thread, and external screw thread threaded connection has the screw cap, and the one end central point of screw cap puts and is equipped with the through-hole, and the annular equipartition has the bracing piece in the screw cap, and the apron has been installed at the top of bracing piece, and the cover is equipped with the dust filter on the bracing piece. The dust filter is fixed by the supporting rods on four sides, the position of the dust filter is stabilized, sand in air entering the dust filter from the outer wall of the dust filter can be filtered on the outer surface of the dust filter through the filtering of the dust filter, clean air enters the dust filter, and finally the air guide pipe is discharged downwards through the through hole.
Description
Technical Field
The utility model relates to a colliery ventilation technical field specifically is an automatic wind-guiding device of colliery auxiliary ventilating fan.
Background
When a coal mine underground shaft is excavated, a tunneling working face needs to be ventilated, fresh air is provided for operating personnel at the position, and harmful gas gushed from coal and rock masses is continuously diluted and removed.
The large-scale ventilator is erected on the side of the mine, the exhaust port of the large-scale ventilator is connected with a through pipe, the through pipe is led into the excavation roadway from the well mouth, the through pipe is sleeved into one end of the air guide pipe, the through pipe is fixed on the air guide pipe by a clamp, the four sides of the air guide pipe are provided with a mounting plate, the mounting plate is a square plate structure with a round hole arranged at the center, a threaded suspender arranged at the top of the excavation roadway can penetrate through the round hole in the center of the mounting plate respectively, the lower part of the threaded suspender is locked by a nut, the air guide pipe is fixed at the top of the excavation roadway, when the ventilator runs, external fresh air can be led into the excavation roadway through: when the mining area is sandy soil and in windy weather, air with sand and ash is inevitably sucked by the ventilator and then discharged into the excavated roadway, so that the ventilation quality is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic air ducting of colliery auxiliary ventilating fan to it will have the air suction of husky ash to propose the ventilation blower in solving above-mentioned background art, then directly emits into the problem in the excavation roadway.
In order to achieve the above object, the utility model provides a following technical scheme: the automatic air guide device of the local ventilator for the coal mine comprises an air guide pipe and mounting plates distributed on four sides of the air guide pipe, wherein an external thread is arranged at one end of the air guide pipe, the external thread is in threaded connection with a threaded cover, a through hole is formed in the center of one end of the threaded cover, supporting rods are uniformly distributed in the threaded cover in an annular mode, a cover plate is arranged at the top of each supporting rod, and a dust filter is sleeved on each supporting rod.
Preferably, the air guide pipe is of a right-angle circular pipe structure, and the through pipe is sleeved at the other port of the air guide pipe and is clamped on the air guide pipe through the hoop.
Preferably, a through pipe is installed at one end of the air guide pipe, connecting rods are installed on two sides of the inner wall of the air guide pipe, a support ring is installed between the connecting rods, a motor is installed at one end of the support ring, a rotor shaft of the motor penetrates through the support ring, a turbofan is installed at the end part of the rotor shaft of the motor, and a wire hole is formed in the position, close to the motor, on the air guide pipe.
Preferably, the threaded cover is a round cover structure with an internal thread arranged on the inner wall.
Preferably, the supporting rod is of a round rod structure, and the cover plate is of a round plate structure.
Preferably, the outer wall of the threaded cover is annularly provided with rotary rods, and the rotary rods are of round rod structures.
Compared with the prior art, the beneficial effects of the utility model are that:
firstly, when the external ventilator is operated, the external air can be discharged into the excavated roadway through the through pipe and the air guide pipe, in the process of the motor clockwise rotating, the turbofan rotates clockwise, can suck air from the right side of the air guide pipe and then discharge the air to the left, so as to accelerate the exhaust of the air to the dust filtering cover, during this period, the dust filter is fixed by the supporting rods at the four sides, the position of the dust filter is stabilized, and the dust filter is filtered by the dust filter, the sand and soil in the air entering the air guide pipe from the outer wall of the air guide pipe can be filtered on the outer surface of the air guide pipe, clean air enters the air guide pipe and is finally discharged downwards through the through hole, even if the mining area is sandy soil and the air with sandy soil is not directly discharged into the space in the excavation roadway in windy weather, but the air with sand and dust is sucked by the ventilator and then discharged into the digging roadway, thereby ensuring good ventilation quality and solving the problem that the ventilator sucks the air with sand and dust and then discharges the air into the digging roadway.
Secondly, the screw cap can be screwed out of the external thread by rotating the rotary rod, then the screw cap is pulled down until the dust filter cover is pulled out of the air guide pipe, the outer surface of the dust filter cover can be lightly brushed by a brush, the support rod and the dust filter cover are inserted from the lower port of the air guide pipe after accumulated sandy soil is brushed off, and then the rotary rod is rotated until the screw cap is screwed on the external thread, and the dust filter cover can be put into use again.
Drawings
FIG. 1 is a partial schematic front view of the present invention;
FIG. 2 is a partially cut-away front view of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is a schematic top view of the cross section at a-a of the present invention.
In the figure: 1 guide duct, 2 siphunculus, 3 staple bolts, 4 connecting rods, 5 support rings, 6 motors, 7 turbofan, 8 line holes, 9 external threads, 10 thread covers, 11 through holes, 13 support rods, 14 cover plates, 15 dust filtering covers and 16 rotary rods.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2 and fig. 3, the present invention provides a technical solution: an automatic air guide device of a local ventilator for a coal mine comprises an air guide pipe 1 and mounting plates 101 distributed on four sides of the air guide pipe 1, wherein the number of the mounting plates 101 is four, the four mounting plates 101 are distributed on the left and right parts of the front and rear sides of the air guide pipe 1, the mounting plates 101 and the air guide pipe 1 are fusion-cast integrated pieces, a threaded suspender arranged at the top of a digging roadway can be respectively penetrated through a central circular hole of the mounting plates 101, the lower part of the threaded suspender is locked by a nut, so that the air guide pipe 1 is fixed at the top of the digging roadway, the air guide pipe 1 is of a right-angle circular pipe structure, a through pipe 2 is sleeved at the other end part of the air guide pipe 1, a through pipe 2 is an aluminum foil telescopic pipe and is clamped on the air guide pipe 1 through an anchor ear 3, the left end of the through pipe 2 is sleeved on the right part of the air guide pipe 1 and is clamped on the left outer wall of the through anchor ear 3, the stable, the outlet of the ventilator is connected with a through pipe 3.
Referring to fig. 2, the two sides of the inner wall of the air duct 1 are respectively provided with two connecting rods 4, the two connecting rods 4 are symmetrically arranged at the upper and lower parts of the right side of the inner wall of the air duct 1, the connecting rods 4 are welded and connected with the inner wall of the air duct 1, a support ring 5 is arranged between the connecting rods 4, the support ring 5 is in a circular ring structure, the inner corresponding ends of the two connecting rods 4 at the upper and lower sides are respectively welded and connected with the upper and lower sides of the support ring 5, one end of the support ring 5 is provided with a motor 6, a rotor shaft of the motor 6 penetrates through the support ring 5, the model of the motor 6 is 5IK60RA-CF, the outer edge of the left end of the motor 6 is welded and connected with the outer edge of the right end of the support ring 5, the motor 6 is provided with a power plug wire and is connected with a power supply socket in a digging well lane through a plug, the left end of a rotor shaft of the motor 6 is connected with the center of the right end of the turbofan 7 in a welding mode, the turbofan 7 is in a fan shape, in the process that the motor 6 rotates in the forward direction, the turbofan 7 rotates in the forward direction, air can be sucked from the right side of the air guide pipe 1 and then discharged leftwards, accordingly, air is exhausted to the dust filter cover 15 at an accelerated speed, and a wire hole 8 is formed in the position, close to the motor 6, on the air guide pipe 1.
Referring to fig. 1, 2, 3 and 4, an external thread 9 is disposed at one port of an air guide tube 1, the external thread 9 is disposed on an outer wall of a lower portion of the air guide tube 1, the external thread 9 is in threaded connection with a threaded cap 10, when the threaded cap 10 is locked by the external thread 9, the threaded cap 10 is stably mounted on the lower portion of the air guide tube 1, the threaded cap 10 is in a circular cap structure with an internal thread on an inner wall, a through hole 11 is disposed at a center position of one end of the threaded cap 10, the through hole 11 is in a circular hole structure, support rods 13 are annularly and uniformly disposed in the threaded cap 10, the support rods 13 are annularly and uniformly disposed at an upper port edge of the through hole 11, the number of the support rods 13 is four, a lower end of the support rods 13 is welded to an inner lower end of the threaded cap 10, a cover plate 14 is disposed at a top of the support rods 13, an upper, the cover plate 14 is of a circular plate structure, the supporting rod 13 is sleeved with the dust filter cover 15, the dust filter cover 15 is of a type QT14Z-04I, the upper end of the dust filter cover 15 is adhered to the lower end face of the cover plate 14, the lower end of the dust filter cover 15 is adhered to the lower end of the interior of the threaded cover 10, the inner wall of the dust filter cover 15 is in sliding contact with the supporting rod 13, the dust filter cover 15 is fixed through the supporting rods 13 on four sides, the position of the dust filter cover 15 is stabilized, sand in air entering the interior of the dust filter cover from the outer wall of the dust filter cover 15 can be filtered on the outer surface of the dust filter cover, clean air enters the interior of the dust filter cover, finally the clean air is discharged downwards from the air guide pipe 1 through the through hole 11, the outer wall of the threaded cover 10.
The utility model discloses when concrete implementation: when the peripheral ventilator is operated, the external air can be discharged into the excavated roadway through the through pipe 2 and the air guide pipe 1, in the process of the clockwise rotation of the motor 6, the turbofan 7 clockwise rotates, the air can be sucked from the right side of the air guide pipe 1 and then discharged leftwards, so that the air can be exhausted to the dust filter 15 at high speed, the dust filter 15 is fixed through the support rods 13 at the four sides, the position of the dust filter 15 is stabilized, the sand in the air entering the dust filter 15 from the outer wall of the dust filter can be filtered on the outer surface of the dust filter 15, clean air enters the dust filter, the air guide pipe 1 is discharged downwards through the through hole 11, after a period of time, the screw rod 16 can be rotated, the screw thread cover 10 can be screwed out of the external screw thread 9, then the screw thread cover 10 is pulled downwards until the dust filter 15 is pulled out of the air guide pipe 1, the outer surface of the dust filter 15 can be lightly brushed by a hairbrush, the accumulated sand is brushed down, and then the support rods 13 and the dust filter 15 are inserted, the screw 16 is then rotated until the screw cap 10 is screwed onto the external thread 9, and can be put into use again for dust filtration.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatic wind-guiding device of colliery auxiliary ventilating fan, includes guide duct (1) and distribution at mounting panel (101) of four sides of guide duct (1), its characterized in that: an external thread (9) is arranged at one end opening of the air guide pipe (1), a threaded cover (10) is connected to the external thread (9) in a threaded mode, a through hole (11) is formed in the center of one end of the threaded cover (10), supporting rods (13) are evenly distributed in the threaded cover (10) in an annular mode, a cover plate (14) is installed at the top of each supporting rod (13), and a dust filter cover (15) is sleeved on each supporting rod (13).
2. The automatic air guide device of the local ventilator of the coal mine as claimed in claim 1, wherein: the air guide pipe (1) is of a right-angle circular pipe structure, the through pipe (2) is sleeved at the other port of the air guide pipe (1) and is clamped on the air guide pipe (1) through the hoop (3).
3. The automatic air guide device of the local ventilator of the coal mine as claimed in claim 2, characterized in that: siphunculus (2) have been installed to the one end of guide duct (1), and connecting rod (4) have all been installed to the inner wall both sides of guide duct (1), have installed support ring (5) between connecting rod (4), and motor (6) and the rotor shaft of motor (6) are installed to the one end of support ring (5) pass support ring (5), and turbofan (7) have been installed to the rotor shaft tip of motor (6), and the position that is close motor (6) on guide duct (1) is equipped with line hole (8).
4. The automatic air guide device of the local ventilator of the coal mine as claimed in claim 1, wherein: the threaded cover (10) is a round cover structure with an inner thread arranged on the inner wall.
5. The automatic air guide device of the local ventilator of the coal mine as claimed in claim 1, wherein: the supporting rod (13) is of a round rod structure, and the cover plate (14) is of a round plate structure.
6. The automatic air guide device of the local ventilator of the coal mine as claimed in claim 4, wherein: the outer wall of the threaded cover (10) is annularly provided with rotary rods (16), and the rotary rods (16) are of round rod structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227811.6U CN211287755U (en) | 2019-12-12 | 2019-12-12 | Automatic air ducting of colliery auxiliary ventilating fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227811.6U CN211287755U (en) | 2019-12-12 | 2019-12-12 | Automatic air ducting of colliery auxiliary ventilating fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211287755U true CN211287755U (en) | 2020-08-18 |
Family
ID=72011923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922227811.6U Expired - Fee Related CN211287755U (en) | 2019-12-12 | 2019-12-12 | Automatic air ducting of colliery auxiliary ventilating fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211287755U (en) |
-
2019
- 2019-12-12 CN CN201922227811.6U patent/CN211287755U/en not_active Expired - Fee Related
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Legal Events
| 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: 20200818 |