A mine ventilation device for mining

Abstract

The invention relates to the technical field of mine ventilation, and specifically discloses a mine ventilation and air exchange device for mining, comprising an outer cylinder, a circular filter screen is arranged in the middle of the inner cavity of the outer cylinder, and a monitoring module is arranged at the bottom of the circular filter screen. When the device is used for mine ventilation, dust will adhere to the left side of the circular filter screen, and a pressure sensor monitors the weight of the circular filter screen and the dust. When the weight reaches a preset value, it indicates that the amount of dust is large. The shift module makes the dust hood and the baffle contact with the circular filter screen, and the synchronous rotation module makes the dust hood and the baffle rotate synchronously. The inner wall of the dust hood scrapes off the dust on the circular filter screen, and cooperates with the dust removal module to absorb the dust into a receiving box through a connecting pipe fitting, a hollow collar, a hard pipe, and a hose. After the output shaft on the left side of the dual-axis motor drives the roller to rotate 360 ​​degrees, the rotation stops, and the dust on the left side of the circular filter screen is removed, thereby improving the degree of automation and ensuring the continuous use effect of the circular filter screen.

Description

Technical Field

[0001] The invention belongs to the technical field of mine ventilation, and in particular relates to a mine ventilation device for mining. Background Art

[0002] The purpose of setting up a ventilation device in a mine is to transport fresh air into the mine, dilute and remove harmful gases and dust, adjust the air quality underground, create a good working environment, and ensure safe production. In the existing ventilation device, the filter screen inside will be attached with dust on the windward side. When the dust accumulates more, the ventilation effect of the filter screen will be reduced. Personnel are required to clean the dust on the filter screen regularly. The participation of manpower makes the device insufficiently automated. Summary of the invention

[0003] The object of the present invention is to provide a mine ventilation device for mining to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A mine ventilation device for mining includes an outer cylinder, a circular filter is arranged in the middle of the inner cavity of the outer cylinder, a monitoring module is arranged at the bottom of the circular filter, the monitoring module includes a pressure sensor, the pressure sensor is located below the circular filter, dust removal modules are arranged on both sides of the circular filter, the dust removal module includes a dust hood and a baffle, the dust hood is located on the left side of the circular filter, the baffle is located on the right side of the circular filter, a synchronous rotation module is connected between the dust hood and the baffle, the synchronous rotation module includes a roller 1, a belt, a roller 2 and a dual-axis motor 1, the roller 1 is symmetrically arranged on both sides of the circular filter, and the roller 2 is arranged on the roller One is above, and roller two is on the outside of the outer cylinder, the belt sleeve is connected between roller one and roller two, the dual-axis motor one is arranged on the right side of roller one on the right side, and the output shaft on the left side of the dual-axis motor one is connected to roller one, the outer wall circumferential array of the output shaft on the right side of the dual-axis motor one is connected with fan blades, a shift module is connected between the synchronous rotation module and the outer cylinder, the shift module includes dual-axis motor two, a screw and a sleeve, the dual-axis motor two is arranged in the middle of the upper part of the outer cylinder, the screw is symmetrically connected to both sides of the dual-axis motor two, the sleeve is sleeved on the outer wall of the screw, and the screw is threadedly connected to the sleeve through an external thread.

[0006] Preferably, the monitoring module also includes an arc-shaped slot, an arc-shaped plate, a support column, a transverse plate, an external support cover and a positioning ring. The arc-shaped slot is opened in the middle of the bottom of the outer cylinder, the arc-shaped plate fits in the arc-shaped slot, the external support cover is connected to the middle of the bottom of the outer cylinder, and the arc-shaped slot is communicated with the external support cover, the pressure sensor is connected to the middle of the bottom surface of the inner cavity of the external support cover, the transverse plate is connected to the top of the pressure sensor, the support column is connected between the top surface of the transverse plate and the arc-shaped plate, the positioning ring is symmetrically arranged on both sides of the circular filter, and the outer wall of the positioning ring is connected to the outer cylinder, through the pressure sensor, and in conjunction with the transverse plate, the support column, and the arc-shaped plate, the weight of the circular filter and the dust on the circular filter is monitored, when the dust weight increases and reaches the preset value of the pressure sensor, the pressure sensor transmits the data to the external terminal, the external terminal receives the data and controls the dual-axis motor 2 to turn on.

[0007] Preferably, the dust removal module also includes a connecting rod, a hollow collar, a connecting pipe and a strip slot, the connecting rod being symmetrically arranged on both sides of the circular filter, and the connecting rod being respectively connected between roller one on the left and the dust hood, and between roller one on the right and the baffle, the hollow collar being sleeved and connected to the outer wall of the connecting rod, and the right side of the hollow collar being connected to the dust hood, the connecting pipe being symmetrically connected to both sides of the hollow collar up and down, and the connecting pipe being connected to the dust hood, the strip slot being opened above the rear side of the dust hood and below the front side of the dust hood, under the action of the strip slot and the air pump, the dust hood will absorb the dust on the circular filter it passes through, and absorb it into the receiving box through the connecting pipe, the hollow collar, the hard pipe and the hose.

[0008] Preferably, the dust removal module also includes an annular notch, a rotating ring, a limiting ring, a hard tube, a hose and a limiting plate. The annular notch is opened on the left side of the hollow ring, the rotating ring is arranged in the annular notch, and the rotating ring is connected to the hollow ring bearing, the limiting ring is connected to the rear side of the rotating ring, and the limiting ring is in the inner cavity of the hollow ring, the left side of the limiting ring is slidingly matched with the hollow ring, the hard tube is connected to the lower left side of the rotating ring, and the hard tube passes through the rotating ring and the limiting ring, and is connected to the inner cavity of the hollow ring, the hose is connected to the bottom end of the hard tube, and the bottom end of the hose passes through the outer cylinder, the limiting plates are symmetrically arranged on both sides of the hard tube front and back, and the bottom surface of the limiting plate is connected to the outer cylinder, when the hollow ring rotates with the connecting rod, the hard tube is restricted by the limiting plate and cooperates with the rotating ring and the limiting ring to prevent the hard tube from rotating, and the function of the hose facilitates the translation of the hard tube with the translation of the hollow ring.

[0009] Preferably, the dust removal module also includes a receiving box, a blocking net, a mounting plate, an air pump and a sealing cover. The receiving box is connected to the left side of the bottom of the outer cylinder, and the bottom end of the hose is connected to the receiving box. The blocking net is connected to the front side of the inner cavity of the receiving box. The mounting plate is connected to the front side of the receiving box. The air pump is fixedly connected to the top of the mounting plate by positioning bolts, and the air pump is connected to the inner cavity of the receiving box through a conduit. The sealing cover is connected to the left side of the receiving box. Under the action of the blocking net, dust can be blocked to prevent dust from entering the air pump through the conduit.

[0010] Preferably, the synchronous rotation module also includes a connecting slot, a synchronous rod, a linkage rod, a circular hole, a reinforcement slot and a reinforcement plate. The connecting slot is symmetrically opened on both sides of the top of the outer cylinder, and the belt passes through the connecting slot. The linkage rod is arranged between the two groups of rollers 2. The circular holes are symmetrically opened in the middle of both ends of the linkage rod. The synchronous rod is arranged in the circular hole, and one end of the synchronous rod passes through the circular hole and is connected to the roller 2. The reinforcement slot is opened in the linkage rod, and the reinforcement slot is symmetrically connected to both sides of the circular hole. The reinforcement plate slides in the reinforcement slot, and the reinforcement plate is connected to the synchronous rod. The roller 2 located at the top rotates, and the roller 2 located on the left is rotated through the synchronous rod, the linkage rod and the reinforcement plate, and the roller 1 located on the left is rotated under the drive of the belt.

[0011] Preferably, the shift module also includes a square frame plate, a primary connecting frame, a primary cross bar, a shift plate and a secondary connecting frame, the primary cross bar is connected to the middle part of the side of roller one opposite to the connecting rod, the primary connecting frame is connected to the end of the primary cross bar opposite to roller one, the square frame plate is symmetrically connected to one side of the primary connecting frame front and back, and the square frame plate is sleeved on the outside of the belt, the shift plate is symmetrically arranged on the top of the outer cylinder left and right, and the shift plate is at the top of the connecting groove, the top of the square frame plate passes through the shift plate, and the outer wall of the square frame plate is connected to the shift plate, the secondary connecting frame is arranged above the shift plate, and the secondary connecting frame is connected to the square frame plate, to ensure that roller one and roller two can translate along with the shift plate and the vertical plate.

[0012] Preferably, the shift module also includes a vertical plate and a secondary cross bar. The vertical plate is arranged above the shift plate, and the vertical plate is respectively connected to the sleeve and the secondary connecting frame. The secondary cross bar is connected to the middle part of the side opposite to the roller 2 and the synchronization rod, and the secondary cross bar is connected to the vertical plate bearing to ensure the movement of the shift plate and the roller 2.

[0013] The dual-axis motor 2 is symmetrically connected to an inclined rod in front and back, and the inclined rod is connected to the outer cylinder, so that the dual-axis motor 2 and the outer cylinder are connected and fixed.

[0014] Preferably, a stabilizing rod is connected to the outer wall of the output shaft on the right side of the dual-axis motor in a circumferential array, and the stabilizing rod is slidably matched with the inner wall of the outer cylinder to ensure the stability of the output shaft on the right side of the dual-axis motor.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] When the device is used for mine ventilation, dust will adhere to the left side of the circular filter. The pressure sensor monitors the weight of the circular filter and the dust. When the weight reaches the preset value, it means that the amount of dust is large. The shift module makes the dust hood and the baffle contact with the circular filter. The synchronous rotation module makes the dust hood and the baffle rotate synchronously. The inner wall of the dust hood scrapes the dust on the circular filter, and cooperates with the dust removal module to absorb the dust into the receiving box through connecting pipes, hollow rings, hard pipes and hoses. After the output shaft on the left side of the dual-axis motor drives the roller to rotate 360°, it stops rotating, completing the removal of dust on the left side of the circular filter, improving the ventilation device, the automation and convenience of dust cleaning, and ensuring the continuous use of the circular filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 The present invention is a schematic diagram of the overall structure of a mine ventilation device for mining.

[0018] Figure 2 This is a schematic diagram of the left side structure of a mine ventilation device for mining.

[0019] Figure 3 The present invention is a schematic diagram of the internal structure of the outer cylinder of a mine ventilation device used in mining.

[0020] Figure 4 The present invention is a schematic diagram of a square frame plate of a mine ventilation device for mining.

[0021] Figure 5 A schematic diagram of a circular filter screen for a mine ventilation device used in mining.

[0022] Figure 6 A schematic diagram of fan blades of a mine ventilation device for mining.

[0023] Figure 7 The present invention is a schematic diagram of a receiving box of a mine ventilation device for mining.

[0024] Figure 8 The present invention is a schematic diagram of a strip slot of a mine ventilation device for mining.

[0025] Fig. 9 The second schematic diagram is a dual-axis motor of a mine ventilation device for mining.

[0026] Fig.10 The present invention is a schematic diagram of a dust hood of a mine ventilation device for mining.

[0027] Fig.11The present invention is a schematic diagram of the internal structure of a hollow sleeve ring of a mine ventilation device used in mining.

[0028] Fig.12 The present invention is a schematic diagram of an arc-shaped notch of a mine ventilation device for mining.

[0029] Fig.13 A schematic diagram of a reinforced notch for a mine ventilation device used in mining.

[0030] Fig.14 This is an enlarged schematic diagram of part A of a mine ventilation device used in mining.

[0031] Fig.15 This is an enlarged schematic diagram of part B of a mine ventilation device used in mining.

[0032] In the figure: 1, outer cylinder; 2, circular filter; 3, monitoring module; 31, pressure sensor; 32, arc notch; 33, arc plate; 34, support column; 35, horizontal plate; 36, outer support cover; 37, positioning ring; 4, dust removal module; 41, dust hood; 42, baffle; 43, connecting rod; 44, hollow collar; 45, connecting pipe; 46, strip notch; 47, annular notch; 48, rotating ring; 49, limiting ring; 410, hard pipe; 411, hose; 412, limiting plate; 413, receiving box; 414, blocking net; 415, mounting plate; 416, Air pump; 417, sealing cover; 5, synchronous rotation module; 51, roller one; 52, belt; 53, roller two; 54, dual-axis motor one; 55, connecting slot; 56, synchronous rod; 57, linkage rod; 58, round hole; 59, strengthening slot; 510, strengthening plate; 6, fan blade; 7, shifting module; 71, dual-axis motor two; 72, screw; 73, sleeve; 74, square frame plate; 75, primary connecting frame; 76, primary cross bar; 77, shifting plate; 78, secondary connecting frame; 79, vertical plate; 710, secondary cross bar; 711, inclined rod; 8, stabilizing rod. DETAILED DESCRIPTION

[0033] Example 1

[0034] See also Figure 1-Figure 15As shown, a mine ventilation device for mining includes an outer cylinder 1, a circular filter screen 2 is provided in the middle of the inner cavity of the outer cylinder 1, a monitoring module 3 is provided at the bottom of the circular filter screen 2, the monitoring module 3 includes a pressure sensor 31, the pressure sensor 31 is located below the circular filter screen 2, dust removal modules 4 are provided on both sides of the circular filter screen 2, the dust removal module 4 includes a dust hood 41 and a baffle 42, the dust hood 41 is located on the left side of the circular filter screen 2, the baffle 42 is located on the right side of the circular filter screen 2, a synchronous rotation module 5 is connected between the dust hood 41 and the baffle 42, the synchronous rotation module 5 includes a roller 1 51, a belt 52, a roller 2 53 and a dual-axis motor 1 54, the roller 1 51 is symmetrically arranged on both sides of the circular filter screen 2, and the roller 2 53 is arranged on the roller The belt 52 is sleeved and connected between the rollers 1 51 and 53, the dual-axis motor 54 is arranged on the right side of the roller 1 51 located on the right side, and the output shaft on the left side of the dual-axis motor 54 is connected to the roller 1 51, and the outer wall circumferential array of the output shaft on the right side of the dual-axis motor 54 is connected with the fan blades 6, and a shift module 7 is connected between the synchronous rotation module 5 and the outer cylinder 1, and the shift module 7 includes a dual-axis motor 2 71, a screw 72 and a sleeve 73, the dual-axis motor 2 71 is arranged in the middle of the upper part of the outer cylinder 1, the screw 72 is symmetrically connected to both sides of the dual-axis motor 2 71, the sleeve 73 is sleeved on the outer wall of the screw 72, and the screw 72 is threadedly connected to the sleeve 73 through an external thread.

[0035] refer to Figure 1-Figure 5 and Fig.12 As shown, the monitoring module 3 also includes an arc-shaped notch 32, an arc-shaped plate 33, a support column 34, a transverse plate 35, an outer support cover 36 and a positioning ring 37. The arc-shaped notch 32 is opened in the middle of the bottom of the outer tube 1, the arc-shaped plate 33 fits in the arc-shaped notch 32, the outer support cover 36 is connected to the middle of the bottom of the outer tube 1, and the arc-shaped notch 32 is connected to the outer support cover 36. The pressure sensor 31 is connected to the middle of the bottom surface of the inner cavity of the outer support cover 36, the transverse plate 35 is connected to the top of the pressure sensor 31, and the support column 34 is connected to Between the top surface of the horizontal plate 35 and the arc-shaped plate 33, the positioning ring 37 is symmetrically arranged on both sides of the circular filter 2, and the outer wall of the positioning ring 37 is connected to the outer cylinder 1. Through the pressure sensor 31, and in cooperation with the horizontal plate 35, the support column 34, and the arc-shaped plate 33, the weight of the circular filter 2 and the dust on the circular filter 2 are monitored. When the dust weight increases and reaches the preset value of the pressure sensor 31, the pressure sensor 31 transmits the data to the external terminal, and the external terminal receives the data and controls the dual-axis motor 2 71 to turn on.

[0036] refer to Figure 4-Figure 8 , Fig.10 and Fig.11As shown, the dust removal module 4 also includes a connecting rod 43, a hollow collar 44, a connecting pipe 45 and a strip notch 46. The connecting rod 43 is symmetrically arranged on both sides of the circular filter 2, and the connecting rod 43 is respectively connected between the roller 1 51 on the left and the dust cover 41, and between the roller 1 51 on the right and the baffle 42. The hollow collar 44 is sleeved and connected to the outer wall of the connecting rod 43, and the right side of the hollow collar 44 is connected to the dust cover 41. The connecting pipe 45 is connected to the outer wall of the connecting rod 43. 45 is symmetrically connected to both sides of the hollow collar 44, and the connecting pipe 45 is connected to the dust hood 41. The strip groove 46 is opened on the upper rear side of the dust hood 41 and the lower front side of the dust hood 41. Under the action of the strip groove 46 and the air pump 416, the dust hood 41 will absorb the dust on the circular filter 2 passing through it, and absorb it into the receiving box 413 through the connecting pipe 45, the hollow collar 44, the hard pipe 410, and the hose 411.

[0037] refer to Figure 2 , Figure 4-Figure 8 and Figure 10-12 As shown, the dust removal module 4 also includes an annular notch 47, a rotating ring 48, a limiting ring 49, a hard tube 410, a hose 411 and a limiting plate 412. The annular notch 47 is opened on the left side of the hollow collar 44, the rotating ring 48 is arranged in the annular notch 47, and the rotating ring 48 is connected to the bearing of the hollow collar 44, the limiting ring 49 is connected to the rear side of the rotating ring 48, and the limiting ring 49 is in the inner cavity of the hollow collar 44, the left side of the limiting ring 49 is slidably matched with the hollow collar 44, the hard tube 410 is connected to the lower left side of the rotating ring 48, and the hard tube 410 passes through the rotating ring 48 and The limiting ring 49 is connected to the inner cavity of the hollow sleeve 44, the hose 411 is connected to the bottom end of the hard tube 410, and the bottom end of the hose 411 passes through the outer tube 1, the limiting plates 412 are symmetrically arranged on both sides of the hard tube 410, and the bottom surface of the limiting plate 412 is connected to the outer tube 1. When the hollow sleeve 44 rotates with the connecting rod 43, the hard tube 410 is restricted by the limiting plate 412 and cooperates with the rotating ring 48 and the limiting ring 49 to prevent the hard tube 410 from rotating. The function of the hose 411 is to facilitate the translation of the hard tube 410 with the translation of the hollow sleeve 44.

[0038] refer to Figure 2 , Figure 4-Figure 7 and Fig.12As shown, the dust removal module 4 also includes a receiving box 413, a blocking net 414, a mounting plate 415, an air pump 416 and a sealing cover 417. The receiving box 413 is connected to the left side of the bottom of the outer cylinder 1, and the bottom end of the hose 411 is connected to the receiving box 413, the blocking net 414 is connected to the front side of the inner cavity of the receiving box 413, the mounting plate 415 is connected to the front side of the receiving box 413, the air pump 416 is fixedly connected to the top of the mounting plate 415 by positioning bolts, and the air pump 416 is connected to the inner cavity of the receiving box 413 through a conduit, and the sealing cover 417 is connected to the left side of the receiving box 413. Under the action of the blocking net 414, dust can be blocked to prevent dust from entering the air pump 416 through the conduit.

[0039] refer to Figure 1-Figure 6 , Fig. 9 , Fig.12 and Fig.13 As shown, the synchronous rotation module 5 also includes a connecting slot 55, a synchronous rod 56, a linkage rod 57, a circular hole 58, a strengthening slot 59 and a strengthening plate 510. The connecting slot 55 is symmetrically arranged on both sides of the top of the outer cylinder 1, and the belt 52 passes through the connecting slot 55. The linkage rod 57 is arranged between the two groups of rollers 53. The circular hole 58 is symmetrically arranged in the middle of both ends of the linkage rod 57. The synchronous rod 56 is arranged in the circular hole 58, and one end of the synchronous rod 56 passes through the circular hole 58 and is connected to the roller 53. 3 connection, the strengthening slot 59 is provided in the linkage rod 57, and the strengthening slot 59 is symmetrically connected to the two sides of the circular hole 58, the strengthening plate 510 is slidably matched in the strengthening slot 59, and the strengthening plate 510 is connected to the synchronization rod 56, the roller 2 53 located on the upper side rotates, and the roller 2 53 located on the left side rotates through the synchronization rod 56, the linkage rod 57 and the strengthening plate 510, and the roller 1 51 located on the left side rotates under the drive of the belt 52.

[0040] refer to Figure 1-Figure 6 , Fig. 9 and Fig.14As shown, the shift module 7 also includes a square frame plate 74, a primary connecting frame 75, a primary cross bar 76, a shift plate 77 and a secondary connecting frame 78. The primary cross bar 76 is connected to the middle part of the side opposite to the roller 1 51 and the connecting rod 43, and the primary connecting frame 75 is connected to the end of the primary cross bar 76 opposite to the roller 1 51. The square frame plate 74 is symmetrically connected to one side of the primary connecting frame 75 front and back, and the square frame plate 74 is sleeved on the outside of the belt 52. The shift plate 77 is symmetrically arranged at the top of the outer cylinder 1, and the shift plate 77 is at the top of the connecting groove 55. The top of the square frame plate 74 passes through the shift plate 77, and the outer wall of the square frame plate 74 is connected to the shift plate 77. The secondary connecting frame 78 is arranged above the shift plate 77, and the secondary connecting frame 78 is connected to the square frame plate 74, so as to ensure that the roller 1 51 and the roller 2 53 can be translated along with the shift plate 77 and the vertical plate 79.

[0041] refer to Figure 1-Figure 6 , Fig. 9 and Fig.15 As shown, the shift module 7 also includes a vertical plate 79 and a secondary cross bar 710. The vertical plate 79 is arranged above the shift plate 77, and the vertical plate 79 is respectively connected to the sleeve 73 and the secondary connecting frame 78. The secondary cross bar 710 is connected to the middle part of the side opposite to the roller 2 53 and the synchronization rod 56, and the secondary cross bar 710 is connected to the vertical plate 79 bearing to ensure the movement of the shift plate 77 and the roller 2 53.

[0042] The dual-axis motor 2 71 is symmetrically connected to an inclined rod 711 in front and back, and the inclined rod 711 is connected to the outer cylinder 1 to connect and fix the dual-axis motor 2 71 and the outer cylinder 1 .

[0043] refer to Figure 1-Figure 6 and Fig. 9 As shown, the outer wall of the output shaft on the right side of the dual-axis motor 54 is connected to a stabilizing rod 8 in a circular array, and the stabilizing rod 8 is slidably matched with the inner wall of the outer cylinder 1 to ensure the stability of the output shaft on the right side of the dual-axis motor 54.

[0044] Working principle: When using the device, turn on the dual-axis motor 54, so that the output shaft on the right side of the dual-axis motor 54 drives the fan blade 6 to rotate, so that air enters through the left side of the outer cylinder 1 and is discharged from the right side, so as to realize ventilation of the mine. The left side of the circular filter 2 is the windward side, and the dust will adhere to and accumulate on the left side of the circular filter 2. Through the pressure sensor 31, in conjunction with the horizontal plate 35, the support column 34, and the arc plate 33, the weight of the circular filter 2 and the dust on the circular filter 2 is monitored. When the dust weight increases and reaches the preset value of the pressure sensor 31, the pressure sensor 31 transmits the data to the external terminal, and the external terminal Receive data and control the dual-axis motor 2 71 to start, so that the screw 72 rotates, so that the sleeve 73 drives the two sets of vertical plates 79, the two sets of rollers 2 53 and the two sets of rollers 1 51 to move toward each other, until the square frame plate 74 is at the position of the connecting notch 55 to support the outer cylinder 1. At this time, the dust cover 41 and the baffle 42 are both in contact with the circular filter 2, and the sleeve 73 can no longer drive the vertical plate 79 to move, and the dual-axis motor 2 71 can no longer drive the screw 72 to continue rotating. The peripheral terminal detects that the dual-axis motor 2 71 stops rotating, controls the dual-axis motor 1 54 to drive the output shaft on the left to rotate, and turns on the air pump 416, thereby driving the position The roller 1 51 on the right side rotates, and driven by the belt 52, the roller 2 53 located above rotates, and the roller 2 53 located on the left side rotates through the synchronous rod 56, the linkage rod 57 and the reinforcing plate 510, and the roller 1 51 located on the left side rotates under the drive of the belt 52. The two groups of rollers 1 51 respectively drive the dust hood 41 and the baffle 42 to rotate. At the same time, under the action of the strip notch 46 and the air pump 416, the dust hood 41 will absorb the dust on the circular filter screen 2 it passes through, and pass through the connecting pipe 45, the hollow ring 44, the hard pipe 410, and the hose 411. It is adsorbed into the receiving box 413, and under the action of the blocking net 414, the dust can be blocked to prevent the dust from entering the air pump 416 through the duct. After the output shaft on the left side of the dual-axis motor 54 drives the roller 51 to rotate 360°, it stops rotating, and the dust on the left side of the circular filter 2 is removed. At this time, the external terminal controls the dual-axis motor 71 to start, so that the screw 72 rotates in the opposite direction, thereby driving the two groups of vertical plates 79, the two groups of rollers 1 51, and the two groups of rollers 2 53 to move in opposite directions. The part of the square frame plate 74 in the connecting slot 55 is blocked by the outer cylinder 1 again, and the external terminal detects that the dual-axis motor 71 stops rotating.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A mine ventilation device for mining, comprising an outer cylinder (1), characterized in that: A circular filter (2) is provided in the middle of the inner cavity of the outer cylinder (1), a monitoring module (3) is provided at the bottom of the circular filter (2), the monitoring module (3) comprises a pressure sensor (31), the pressure sensor (31) is located below the circular filter (2), dust removal modules (4) are provided on both sides of the circular filter (2), the dust removal module (4) comprises a dust hood (41) and a baffle (42), the dust hood (41) is located on the left side of the circular filter (2), the baffle (42) is located on the right side of the circular filter (2), a synchronous rotation module (5) is connected between the dust hood (41) and the baffle (42), the synchronous rotation module (5) comprises a roller 1 (51), a belt (52), a roller 2 (53) and a dual-axis motor 1 (54), the roller 1 (51) is symmetrically arranged on both sides of the circular filter (2), the roller 2 (53) is arranged above the roller 1 (51), and the rollers 1 (51) and 1 (53) are connected to each other. The first roller (53) is located outside the outer cylinder (1), the belt (52) is sleeved and connected between the first roller (51) and the second roller (53), the first double-axis motor (54) is located on the right side of the first roller (51) located on the right side, and the output shaft on the left side of the first double-axis motor (54) is connected to the first roller (51), the outer wall of the output shaft on the right side of the first double-axis motor (54) is connected to the fan blade (6) in a circumferential array, and a displacement module (7) is connected between the synchronous rotation module (5) and the outer cylinder (1), the displacement module (7) comprises the second double-axis motor (71), a screw (72) and a sleeve (73), the second double-axis motor (71) is located in the middle of the upper part of the outer cylinder (1), the screw (72) is symmetrically connected to the two sides of the second double-axis motor (71), the sleeve (73) is sleeved on the outer wall of the screw (72), and the screw (72) is threadedly connected to the sleeve (73) through an external thread.

2. A mine ventilation device for mining according to claim 1, characterized in that: The monitoring module (3) further comprises an arc-shaped notch (32), an arc-shaped plate (33), a support column (34), a transverse plate (35), an outer support cover (36) and a positioning ring (37); the arc-shaped notch (32) is arranged in the middle of the bottom of the outer cylinder (1); the arc-shaped plate (33) fits into the arc-shaped notch (32); the outer support cover (36) is connected to the middle of the bottom of the outer cylinder (1); the arc-shaped notch (32) and the outer support cover (36) are connected; the pressure sensor (31) is connected to the middle of the bottom surface of the inner cavity of the outer support cover (36); the transverse plate (35) is connected to the top of the pressure sensor (31); the support column (34) is connected between the top surface of the transverse plate (35) and the arc-shaped plate (33); the positioning ring (37) is symmetrically arranged on both sides of the circular filter (2); and the outer wall of the positioning ring (37) is connected to the outer cylinder (1).

3. A mine ventilation device for mining according to claim 1, characterized in that: The dust removal module (4) further comprises a connecting rod (43), a hollow collar (44), a connecting pipe (45) and a strip-shaped notch (46); the connecting rod (43) is symmetrically arranged on both sides of the circular filter (2), and the connecting rod (43) is respectively connected between the roller one (51) located on the left side and the dust hood (41), and between the roller one (51) located on the right side and the baffle (42); the hollow collar (44) is sleeved and connected to the outer wall of the connecting rod (43), and the right side of the hollow collar (44) is connected to the dust hood (41); the connecting pipe (45) is symmetrically connected to both sides of the hollow collar (44) in an upper and lower manner, and the connecting pipe (45) is connected to the dust hood (41); and the strip-shaped notch (46) is opened at the upper rear side of the dust hood (41) and at the lower front side of the dust hood (41).

4. A mine ventilation device for mining according to claim 3, characterized in that: The dust removal module (4) further comprises an annular notch (47), a rotating ring (48), a limiting ring (49), a hard tube (410), a hose (411) and a limiting plate (412), wherein the annular notch (47) is opened on the left side of the hollow collar (44), the rotating ring (48) is arranged in the annular notch (47), and the rotating ring (48) is connected to the bearing of the hollow collar (44), the limiting ring (49) is connected to the rear side of the rotating ring (48), and the limiting ring (49) is located in the inner cavity of the hollow collar (44), and the limiting ring (49) is connected to the rear side of the rotating ring (48). The left side of the member (49) is slidably matched with the hollow sleeve (44), the hard tube (410) is connected to the lower left side of the rotating ring (48), and the hard tube (410) passes through the rotating ring (48) and the limiting ring member (49), and is communicated with the inner cavity of the hollow sleeve (44), the hose (411) is connected to the bottom end of the hard tube (410), and the bottom end of the hose (411) passes through the outer tube (1), and the limiting plate member (412) is symmetrically arranged on both sides of the hard tube (410), and the bottom surface of the limiting plate member (412) is connected to the outer tube (1).

5. A mine ventilation device for mining according to claim 4, characterized in that: The dust removal module (4) further comprises a receiving box (413), a screen (414), a mounting plate (415), an air pump (416) and a sealing cover (417); the receiving box (413) is connected to the left side of the bottom of the outer cylinder (1), and the bottom end of the hose (411) is connected to the receiving box (413); the screen (414) is connected to the front side of the inner cavity of the receiving box (413); the mounting plate (415) is connected to the front side of the receiving box (413); the air pump (416) is fixedly connected to the top of the mounting plate (415) by means of positioning bolts, and the air pump (416) is connected to the inner cavity of the receiving box (413) by means of a conduit; and the sealing cover (417) is connected to the left side of the receiving box (413).

6. A mine ventilation device for mining according to claim 1, characterized in that: The synchronous rotation module (5) further comprises a connecting slot (55), a synchronous rod (56), a linkage rod (57), a circular hole (58), a strengthening slot (59) and a strengthening plate (510). The connecting slot (55) is symmetrically arranged at both sides of the top of the outer cylinder (1). The belt (52) passes through the connecting slot (55). The linkage rod (57) is arranged between the two sets of rollers (53). The circular hole (58) is symmetrically arranged at the middle of both ends of the linkage rod (57). The synchronous rod (56) is arranged in the circular hole (58), and one end of the synchronous rod (56) passes through the circular hole (58) and is connected to the roller (53). The strengthening slot (59) is arranged in the linkage rod (57), and the strengthening slot (59) is symmetrically connected to both sides of the circular hole (58) in an upper and lower manner. The strengthening plate (510) is slidably fitted in the strengthening slot (59), and the strengthening plate (510) is connected to the synchronous rod (56).

7. A mine ventilation device for mining according to claim 3 or 6, characterized in that: The shift module (7) further comprises a square frame plate (74), a primary connecting frame (75), a primary cross bar (76), a shift plate member (77) and a secondary connecting frame (78), wherein the primary cross bar (76) is connected to the middle portion of the side opposite to the roller 1 (51) and the connecting rod member (43), the primary connecting frame (75) is connected to the end of the primary cross bar (76) opposite to the roller 1 (51), and the square frame plate (74) is symmetrically connected to one side of the primary connecting frame (75) in a front-to-back manner. The square frame plate (74) is sleeved on the outside of the belt (52), the shift plate (77) is symmetrically arranged on the top of the outer cylinder (1), and the shift plate (77) is located at the top of the connecting groove (55), the top of the square frame plate (74) passes through the shift plate (77), and the outer wall of the square frame plate (74) is connected to the shift plate (77), and the secondary connecting frame (78) is arranged above the shift plate (77), and the secondary connecting frame (78) is connected to the square frame plate (74).

8. A mine ventilation device for mining according to claim 7, characterized in that: The shift module (7) further comprises a vertical plate (79) and a secondary cross bar (710), wherein the vertical plate (79) is arranged above the shift plate (77), and the vertical plate (79) is respectively connected to the sleeve (73) and the secondary connecting frame (78), the secondary cross bar (710) is connected to the middle part of the side opposite to the second roller (53) and the synchronous rod (56), and the secondary cross bar (710) is connected to the vertical plate (79) by a bearing; The second dual-axis motor (71) is symmetrically connected to an inclined rod (711) in front and back, and the inclined rod (711) is connected to the outer cylinder (1).

9. A mine ventilation device for mining according to claim 1, characterized in that: The outer wall of the output shaft on the right side of the dual-shaft motor 1 (54) is connected to a stabilizing rod member (8) in a circumferential array, and the stabilizing rod member (8) is slidably matched with the inner wall of the outer cylinder (1).

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