CN111946385A - Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel - Google Patents

Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel Download PDF

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Publication number
CN111946385A
CN111946385A CN202010879709.9A CN202010879709A CN111946385A CN 111946385 A CN111946385 A CN 111946385A CN 202010879709 A CN202010879709 A CN 202010879709A CN 111946385 A CN111946385 A CN 111946385A
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CN
China
Prior art keywords
air
fixed
fixedly arranged
box
water
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.)
Withdrawn
Application number
CN202010879709.9A
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Chinese (zh)
Inventor
于金燮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Zhenhai Hebing Energy Technology Co ltd
Original Assignee
Ningbo Zhenhai Hebing Energy Technology Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Zhenhai Hebing Energy Technology Co ltd filed Critical Ningbo Zhenhai Hebing Energy Technology Co ltd
Priority to CN202010879709.9A priority Critical patent/CN111946385A/en
Publication of CN111946385A publication Critical patent/CN111946385A/en
Withdrawn legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F3/00—Cooling or drying of air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/006—Ventilation at the working face of galleries or tunnels
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/14—Air partitions; Air locks
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
    • E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
    • E21F5/04—Spraying barriers

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)

Abstract

The invention discloses a coal mine tunnel dust removal cooling self-cleaning ventilation device, which comprises a box body, wherein the box body is internally provided with water spraying cavities which are bilaterally symmetrical, a cleaning mechanism is arranged in each water spraying cavity, an air inlet pipe is fixedly arranged between the box bodies on the left side and the right side, an air cavity is arranged in each air inlet pipe, and a water pump and a cleaning box are sequentially and fixedly arranged at the lower end of the cleaning mechanism on the left side from left to right.

Description

Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel
Technical Field
The invention relates to the field of pipeline correlation, in particular to a self-cleaning ventilation device for removing dust, cooling and ventilating a coal mine tunnel.
Background
As is known, mine ventilation means that fresh air is input into a mine to increase oxygen concentration so as to dilute and remove toxic and harmful gases and dust in the mine, but pure ventilation in the mine with more dust may not have a good effect, the temperature of the mine with higher temperature is also difficult to be reduced only by ventilation, and dust is often deposited to block a filter screen after a ventilation pipeline is used for a long time, so that a coal mine roadway dust removal, cooling and self-cleaning ventilation device needs to be designed to solve the problems.
Disclosure of Invention
The invention aims to provide a coal mine tunnel dust removal, cooling and self-cleaning ventilation device which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme. The invention discloses a coal mine tunnel dust removal cooling self-cleaning ventilation device which comprises a box body, wherein a water spraying cavity is arranged in the box body in a bilateral symmetry mode; a cleaning mechanism is arranged in the water spraying cavity, an air inlet pipe is fixedly arranged between the box bodies on the left side and the right side, an air cavity is arranged in the air inlet pipe, a water pump and a cleaning box are sequentially and fixedly arranged at the lower end of the cleaning mechanism on the left side from left to right, a cleaning cavity is arranged in the cleaning box, a first rotating shaft penetrating through the upper end of the cleaning box is rotatably arranged at the upper end of the cleaning box, a disc, a first bevel gear, a first belt pulley and a rotating disc are sequentially and fixedly arranged on the first rotating shaft from top to bottom, a transverse block sliding block is fixedly arranged at the lower end of the rotating disc, a first hinged shaft is fixedly arranged at the upper end of the disc, a fixed mounting block is fixedly arranged at the upper end of the cleaning box, a water spraying box is fixedly arranged at the upper end of the fixed mounting block, a piston is slidably arranged in the, a one-way water inlet pipe is fixedly arranged at the upper end of the water spraying box, a one-way water outlet pipe penetrating through the air inlet pipe is fixedly arranged at the right end of the water spraying box, a third rotating shaft is rotatably arranged on the fixed mounting block, a second bevel gear is fixedly arranged at the left end of the third rotating shaft and can be meshed with the first bevel gear, an air speed shaft is rotatably arranged on the air inlet pipe, a centrifugal clutch is connected between the left end of the air speed shaft and the right end of the third rotating shaft, and a rotating fan is fixedly arranged in the air cavity of the air speed shaft; the fixed clean piece that is equipped with of clean chamber lower extreme, be equipped with the horizontal piece spout in the fixed clean piece, it is equipped with clean slider to slide in the horizontal piece spout, the fixed montant that is equipped with in clean slider upper end, the fixed stock that is equipped with in montant upper end, the stock left end is fixed and is equipped with the horizontal piece, be equipped with the horizontal piece spout in the horizontal piece, the horizontal piece slider can slide in the horizontal piece spout, the fixed sleeve that is equipped with of stock right-hand member, the sleeve internal rotation is equipped with the second axis of rotation, second axis of rotation from the top down is fixed second belt pulley, brush head in proper order, the second belt pulley with it is equipped with first belt to connect between the first belt pulley.
Further, the fixed cooler bin that is equipped with in box upper end, including the cooling chamber in the cooler bin, be equipped with cooling body in the cooling chamber, the fixed inlet tube that is equipped with in cooler bin upper end, the inlet tube is in encircle in the cooling chamber the air-supply line, inlet tube lower extreme symmetry falls into two pipeline water pipes, the water pipe passes the box the cooler bin with the water pump upper end links to each other, the left end the fixed clean water pipe that is equipped with of water pipe right-hand member, clean water pipe right-hand member with one-way inlet tube left end fixed connection.
Further, the fixed spraying case that is equipped with of box lower extreme, the spraying chamber that contains bilateral symmetry in the spraying case, the spraying intracavity is equipped with the spraying mechanism, the fixed outlet pipe that passes of water pump lower extreme the spraying case that is equipped with, the fixed spray tube that is equipped with of outlet pipe lower extreme, the fixed a plurality of atomising heads that pass of atomising tube lower extreme, the fixed infrared inductor that is equipped with of atomising head lower extreme.
Furthermore, air outlet pipes are fixedly arranged between the atomizing boxes on the left side and the right side, an air outlet cavity is formed between the air outlet pipes, an air suction mechanism is arranged in the air outlet cavity, a filter screen, a motor fixing frame and four air deflectors which are uniformly distributed are sequentially and fixedly arranged in the air outlet pipes from top to bottom, an air outlet is formed between every two adjacent air deflectors, a motor is fixedly arranged in the motor fixing frame, a motor shaft is rotatably arranged at the upper end of the motor, fan blades are fixedly arranged at the upper end of the motor shaft, and air guide columns are fixedly arranged between the four air deflectors.
The invention has the beneficial effects that: the invention has simple structure, when the external fresh air flow is sucked into the mine through the fan, the water flow in the water pipe indirectly cools the air, the air deflector enables the air flow to enter the roadway softly, the air flow is prevented from direct flushing, the water mist sprayed by the spraying system effectively reduces harmful substances such as dust in the air and the temperature in the well, when the worker is detected to pass through, the spraying is automatically stopped, the worker continues to work after passing through, and the invention has higher integration degree.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of A in FIG. 1;
FIG. 3 is a schematic diagram of B-B of FIG. 1;
fig. 4 is a schematic diagram of the structure C-C in fig. 2.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The dust removal, temperature reduction, self-cleaning and ventilation equipment for the coal mine roadway comprises a box body 10, a bilaterally symmetrical water spraying cavity 50 is arranged in the box body 10, a cleaning mechanism 80 is arranged in the water spraying cavity 50, an air inlet pipe 15 is fixedly arranged between the box bodies 10 on the left side and the right side, an air cavity 14 is arranged in the air inlet pipe 15, a water pump 32 and a cleaning box 37 are sequentially and fixedly arranged at the lower end of the cleaning mechanism 80 on the left side from left to right, a cleaning cavity 60 is arranged in the cleaning box 37, a first rotating shaft 34 penetrating through the upper end of the cleaning box 37 is rotatably arranged at the upper end of the cleaning box 37, a disc 41, a first bevel gear 38, a first belt pulley 35 and a rotating disc 33 are sequentially and fixedly arranged at the first rotating shaft 34 from top to bottom, a transverse block sliding block 67 is fixedly arranged at the lower end of the rotating disc 33, a first articulated shaft 42 is fixedly, the upper end of the fixed mounting block 53 is fixedly provided with a water spraying tank 46, a piston 47 is arranged in the water spraying tank 46 in a sliding way, a hinge block 44 is fixedly arranged at the left end of the piston 47, a swing rod 43 penetrating through the left end wall of the water spraying box 46 is hinged between the first hinge shaft 42 and the hinge block 44, a one-way water inlet pipe 48 is fixedly arranged at the upper end of the water spraying tank 46, a one-way water outlet pipe 49 penetrating through the air inlet pipe 15 is fixedly arranged at the right end of the water spraying tank 46, a third rotating shaft 66 is rotatably arranged on the fixed mounting block 53, a second bevel gear 39 is fixedly arranged at the left end of the third rotating shaft 66, the second bevel gear 39 can be meshed with the first bevel gear 38, the air inlet pipe 15 is rotatably provided with an air speed shaft 51, a centrifugal clutch 52 is connected between the left end of the wind speed shaft 51 and the right end of the third rotating shaft 66, and a rotating fan 16 is fixedly arranged in the wind cavity 14 of the wind speed shaft 51;
fixed clean piece 59 that is equipped with of clean 60 lower extreme, be equipped with horizontal piece spout 64 in the fixed clean piece 59, it is equipped with clean slider 61 to slide in horizontal piece spout 64, the fixed montant 62 that is equipped with in clean slider 61 upper end, the fixed stock 57 that is equipped with in montant 62 upper end, the fixed horizontal piece 63 that is equipped with in stock 57 left end, be equipped with horizontal piece spout 64 in the horizontal piece 63, horizontal piece slider 67 can slide in horizontal piece spout 64, the fixed sleeve 56 that is equipped with of stock 57 right-hand member, the sleeve 56 internal rotation is equipped with second axis of rotation 55, second axis of rotation 55 from the top down is fixed in proper order and is equipped with second belt pulley 54, brush head 58, second belt pulley 54 with connect between the first belt pulley 35 and be equipped with first belt 36.
The fixed cooler bin 11 that is equipped with in box 10 upper end, including cooling chamber 12 in the cooler bin 11, be equipped with cooling body 70 in the cooling chamber 12, the fixed inlet tube 13 that is equipped with in 11 upper ends of cooler bin, the inlet tube 13 is in encircle in cooling chamber 12 the air-supply line 15, the inlet tube 13 lower extreme symmetry falls into two pipeline water pipes 40, water pipe 40 passes box 10 the cooler bin 11 with the water pump 32 upper end links to each other, the left end the fixed clean water pipe 45 that is equipped with of water pipe 40 right-hand member, clean water pipe 45 right-hand member with the 48 left end fixed connection of one-way inlet tube.
The fixed fog spray box 18 that is equipped with of box 10 lower extreme, contain bilateral symmetry's spraying chamber 19 in the fog spray box 18, be equipped with spraying mechanism 100 in the spraying chamber 19, the fixed outlet pipe 17 that passes of water pump 32 lower extreme the fog spray box 18 that is equipped with, the fixed spray tube 20 that is equipped with of outlet pipe 17 lower extreme, the fixed a plurality of atomising heads 21 that pass of spraying chamber 19 lower extreme that are equipped with of atomising tube 20 lower extreme, the fixed infrared inductor 22 that is equipped with of atomising head 21 lower extreme.
An air outlet pipe 31 is fixedly arranged between the left side and the right side of the atomizing box 18, an air outlet cavity 30 is arranged between the air outlet pipes 31, an air suction mechanism 90 is arranged in the air outlet cavity 30, a filter screen 23, a motor fixing frame 26 and four air deflectors 29 which are uniformly distributed are fixedly arranged in the air outlet pipe 31 from top to bottom in sequence, an air outlet 65 is arranged between every two adjacent air deflectors 29, a motor 27 is fixedly arranged in the motor fixing frame 26, a motor shaft 25 is rotatably arranged at the upper end of the motor 27, fan blades 24 are fixedly arranged at the upper end of the motor shaft 25, and air guide columns 28 are fixedly arranged between the four air deflectors 29.
The working state is as follows: the device is arranged above a mine roadway, the upper end of the air cavity 14 is communicated with a mine ventilation pipeline, the upper end of the water inlet pipe 13 is communicated with a water pipe, the water flowing through the water inlet pipe 13 in the cooling cavity 12 cools the air in the air cavity 14, the motor 27 is started, the motor 27 is started to drive the motor shaft 25 to rotate, the motor shaft 25 rotates to drive the fan blades 24 to rotate, the fan blades 24 rotate to drive the air in the air chamber 14 to flow downwards, the air in the air chamber 14 flows downwards to drive the rotating fan 16 to rotate, the air in the air cavity 14 continues to flow downwards, passes through the filter screen 23 and the air deflector 29 in sequence, the filter screen 23 filters impurities such as dust in the air, and the air deflector 29 and the air guide column 28 enable the air to be conveyed into the roadway more smoothly, so that the air flow is prevented from rushing straight.
The rotating fan 16 rotates to drive the wind speed shaft 51 to rotate, when the airflow speed is large enough, the rotating speed of the wind speed shaft 51 is high, so that the centrifugal clutch 52 controls the wind speed shaft 51 to be disconnected with the third rotating shaft 66, when a large amount of dust is deposited on a filter screen to block the filter screen, the airflow speed is reduced, the rotating speed of the wind speed shaft 51 is reduced through the centrifugal clutch 52, so that the wind speed shaft 51 is connected with the third rotating shaft 66, the wind speed shaft 51 rotates to drive the third rotating shaft 66 to rotate, the third rotating shaft 66 rotates to drive the second bevel gear 39 to rotate, the second bevel gear 39 rotates to drive the first bevel gear 38 to rotate, the first bevel gear 38 rotates to drive the first rotating shaft 34 to rotate, and the first rotating shaft 34 rotates to drive the disc 41, the first belt pulley 35, the second belt pulley, The rotating disc 33 rotates, the rotating disc 41 rotates to drive the first hinge shaft 42 to rotate, the first hinge shaft 42 rotates to drive the swing rod 43 to move left and right, the swing rod 43 moves left and right to drive the piston 47 to move left and right in the water spraying tank 46, the piston 47 moves left and right to make water sucked into the water spraying tank 46 from the one-way water inlet pipe 48 and then pushed into the air cavity 14 from the one-way water outlet pipe 49, the first belt pulley 35 rotates to drive the first belt 36 to rotate, the first belt 36 rotates to drive the second belt pulley 54 to rotate, the second belt pulley 54 rotates to drive the second rotating shaft 55 to rotate, the second rotating shaft 55 rotates to drive the brush head 58 to rotate, the rotating disc 33 rotates to drive the cross block slide block 67 to rotate, the rotating disc 33 rotates to drive the long rod 57 to move left and right, the long rod 57 moves left and right to drive the second rotating shaft 55 to move left and right, the second rotating shaft 55 moves left and right to drive the brush head 58 to move left and right while rotating, the filter screen 23 is cleaned, the wind speed is increased after the filter screen 23 is cleaned, the wind speed shaft 51 is disconnected from the third rotating shaft 66 for transmission, and the second rotating shaft 55 is reset under the elasticity of the first belt 36 and returns to the inside of the cleaning cavity 60.
The water after the cooling passes through water pipe 40 gets into water pump 32, water pump 32 starts to drive water and passes through outlet pipe 17 the spray tube 20 during atomising head 21 forms water smoke and spouts into the tunnel, realizes the function of dust fall and cooling, whether infrared inductor 22 has the workman to pass through in can the automated inspection tunnel, when someone passes through, automatic control water pump 32 stop work, when the workman passes through the back control water pump 32 continues to work.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a colliery tunnel dust removal cooling automatically cleaning ventilation equipment, includes the box, its characterized in that: the box body comprises a water spraying cavity which is symmetrical left and right and comprises a machine body; a cleaning mechanism is arranged in the water spraying cavity, an air inlet pipe is fixedly arranged between the box bodies on the left side and the right side, an air cavity is arranged in the air inlet pipe, a water pump and a cleaning box are sequentially and fixedly arranged at the lower end of the cleaning mechanism on the left side from left to right, a cleaning cavity is arranged in the cleaning box, a first rotating shaft penetrating through the upper end of the cleaning box is rotatably arranged at the upper end of the cleaning box, a disc, a first bevel gear, a first belt pulley and a rotating disc are sequentially and fixedly arranged on the first rotating shaft from top to bottom, a transverse block sliding block is fixedly arranged at the lower end of the rotating disc, a first hinged shaft is fixedly arranged at the upper end of the disc, a fixed mounting block is fixedly arranged at the upper end of the cleaning box, a water spraying box is fixedly arranged at the upper end of the fixed mounting block, a piston is slidably arranged in the, a one-way water inlet pipe is fixedly arranged at the upper end of the water spraying box, a one-way water outlet pipe penetrating through the air inlet pipe is fixedly arranged at the right end of the water spraying box, a third rotating shaft is rotatably arranged on the fixed mounting block, a second bevel gear is fixedly arranged at the left end of the third rotating shaft and can be meshed with the first bevel gear, an air speed shaft is rotatably arranged on the air inlet pipe, a centrifugal clutch is connected between the left end of the air speed shaft and the right end of the third rotating shaft, and a rotating fan is fixedly arranged in the air cavity of the air speed shaft; the fixed clean piece that is equipped with of clean chamber lower extreme, be equipped with the horizontal piece spout in the fixed clean piece, it is equipped with clean slider to slide in the horizontal piece spout, the fixed montant that is equipped with in clean slider upper end, the fixed stock that is equipped with in montant upper end, the stock left end is fixed and is equipped with the horizontal piece, be equipped with the horizontal piece spout in the horizontal piece, the horizontal piece slider can slide in the horizontal piece spout, the fixed sleeve that is equipped with of stock right-hand member, the sleeve internal rotation is equipped with the second axis of rotation, second axis of rotation from the top down is fixed second belt pulley, brush head in proper order, the second belt pulley with it is equipped with first belt to connect between the first belt pulley.
2. The coal mine tunnel dust removal cooling self-cleaning ventilation equipment of claim 1, characterized in that: the fixed cooler bin that is equipped with in box upper end, including the cooling chamber in the cooler bin, be equipped with cooling body in the cooling chamber, the fixed inlet tube that is equipped with in cooler bin upper end, the inlet tube is in the cooling intracavity encircles the air-supply line, inlet tube lower extreme symmetry falls into two pipeline water pipes, the water pipe passes the box the cooler bin with the water pump upper end links to each other, the left end the fixed clean water pipe that is equipped with of water pipe right-hand member, clean water pipe right-hand member with one-way inlet tube left end fixed connection.
3. The coal mine tunnel dust removal cooling self-cleaning ventilation equipment of claim 1, characterized in that: the fixed spraying case that is equipped with of box lower extreme, the spraying chamber that contains bilateral symmetry in the spraying case, the spraying intracavity is equipped with spraying mechanism, the fixed outlet pipe that passes of water pump lower extreme the spraying case that is equipped with, the fixed spray tube that is equipped with of outlet pipe lower extreme, the fixed a plurality of sprayings that pass of spray tube lower extreme the atomising head of chamber lower extreme, the fixed infrared inductor that is equipped with of atomising head lower extreme.
4. The coal mine roadway dust removal, cooling and self-cleaning ventilation equipment as claimed in claim 3, wherein: the fan-shaped air-out structure comprises an air-out pipe, an air-out cavity, an air suction mechanism, a filter screen, a motor fixing frame and four air deflectors which are uniformly distributed, wherein the air-out pipe is fixedly arranged between the air-out pipes on the left side and the right side, the air-out cavity is formed between the air-out pipes, the air suction mechanism is arranged in the air-out pipe, the filter screen, the motor fixing frame and the four air deflectors which are uniformly distributed are sequentially and fixedly arranged in the air-out pipe from top to bottom, an air outlet is formed between every two adjacent air deflectors, a motor is.
CN202010879709.9A 2020-08-27 2020-08-27 Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel Withdrawn CN111946385A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010879709.9A CN111946385A (en) 2020-08-27 2020-08-27 Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010879709.9A CN111946385A (en) 2020-08-27 2020-08-27 Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel

Publications (1)

Publication Number Publication Date
CN111946385A true CN111946385A (en) 2020-11-17

Family

ID=73366901

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010879709.9A Withdrawn CN111946385A (en) 2020-08-27 2020-08-27 Self-cleaning ventilation equipment for dedusting and cooling coal mine tunnel

Country Status (1)

Country Link
CN (1) CN111946385A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113153410A (en) * 2021-04-02 2021-07-23 辽宁工程技术大学 Controllable directional coal mine tunnel dust removal equipment

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113153410A (en) * 2021-04-02 2021-07-23 辽宁工程技术大学 Controllable directional coal mine tunnel dust removal equipment

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