Dust removal and ventilation device for coal mine warehouse

Abstract

The invention belongs to the technical field of ventilation, and particularly relates to a coal mine warehouse dust removal ventilation device which comprises a shell, a ventilation opening and a dust removal opening are formed in the two ends of one side of the shell correspondingly, an exhaust fan is connected to one side of the inner wall of the dust removal opening through bolts, and a second grid is connected to the other side of the inner wall of the dust removal opening through bolts. One side of the inner wall of the ventilation opening is connected with a first grid through bolts, the other side of the inner wall of the ventilation opening is connected with a ventilation fan through bolts, the inner wall of the ventilation opening is connected with a filter screen through bolts, the filter screen is located between the first grid and the ventilation fan, and the inner wall of the dust removal opening is provided with a filtering mechanism. One side of the filter plate is brushed through the first brush wires, so that the dust filtering effect of the filter plate is improved, and the situation that part of impurities adhere to the surface of the filter plate in the filtering process, so that the surface of the filter plate is blocked, and dust removal of a coal mine warehouse is affected is prevented.

Description

Technical Field

[0001] The present invention relates to the field of ventilation, and in particular to a dust removal and ventilation device for a coal mine warehouse. Background Art

[0002] A coal mine warehouse refers to a place for temporary storage of coal at the bottom of a coal mine. The interior of the coal mine warehouse is usually equipped with dust removal and ventilation devices to facilitate ventilation inside the coal mine warehouse and improve the safety of the coal mine warehouse.

[0003] After searching, the Chinese patent application with application publication number CN212339555U discloses a ventilation and air exchange device for flexible use in warehousing, including a shell, a mounting base, a fixing base and an air duct; a fixing base is fixedly provided on the other side surface of the mounting base, and the mounting base and the fixing base form an inverted U shape; the air duct includes an air inlet duct and an air outlet duct; a dehumidification box is installed in the shell opposite to the air inlet duct, and a ventilation port facing the air inlet duct is provided on the side wall of the dehumidification box; a plurality of partitions staggered up and down are fixedly installed in the dehumidification box; moisture-absorbing sponges are filled in two adjacent partitions; and a filter element is installed in the dust removal box. The utility model can buckle the device on the windowsill or window through the mounting base and the fixing base, which is easy to install; during the ventilation process, the air is dehumidified and dusted, reducing the entry of water vapor and dust into the warehouse, improving the storage conditions, and is conducive to the protection of stored items.

[0004] When dust removal is carried out inside a coal mine warehouse, the dust inside the coal mine warehouse is usually processed through an exhaust fan and filtered through a filter plate. However, during the filtering process, some impurities will adhere to the surface of the filter plate, causing blockage on the surface of the filter plate, thereby affecting the dust removal of the coal mine warehouse. Summary of the Invention

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: A dust removal and ventilation device for a coal mine warehouse comprises a shell, wherein two ends of one side of the shell are respectively provided with a ventilation port and a dust removal port, and one side of the inner wall of the dust removal port is connected to an exhaust fan by bolts, and the other side of the inner wall of the dust removal port is connected to a second grille by bolts, one side of the inner wall of the ventilation port is connected to a first grille by bolts, and the other side of the inner wall of the ventilation port is connected to a ventilation fan by bolts, the inner wall of the ventilation port is connected to a filter screen by bolts, and the filter screen is located between the first grille and the ventilation fan, the inner wall of the dust removal port is provided with a filtering mechanism, and one side of the filtering mechanism is provided with a first dust removal mechanism.

[0006] Preferably, the filtering mechanism includes a support plate and two filter plates, and the outer wall of the support plate is connected to the inner wall of the dust removal port by bolts, through-openings are provided at both ends of one side of the support plate, and the through-openings and the filter plates are connected by bolts, slag discharge ports are provided on both sides of the bottom of the dust removal port, and the inner wall of the slag discharge port is provided with a sealing plug, and the two dust removal ports are located on both sides of the filtering mechanism.

[0007] Preferably, the first dust removal mechanism consists of a rotating assembly, a gear set, a push plate, two push rods and two brush plates, and the two ends of one side of the push plate are connected to the two push rods by a hinge, and the other ends of the two push rods are connected to the two brush plates by a hinge, and the two ends of one side of the push plate are connected to the support plate by bolts with a first spring, and slide grooves are provided on the opposite sides of the dust removal port, and sliders are slidably connected to the inner walls of the two slide grooves, and the two sliders are connected to the push plates by bolts, and multiple first brush wires are provided on one side of the two brush plates, one end of the first brush wire contacts one side of the filter plate, and the rotating assembly and the push plate are connected by a gear set.

[0008] Preferably, the rotating assembly consists of a rotating rod and multiple blades, and the two ends of the rotating rod are rotatably connected to the two opposite sides of the dust removal port through bearings. The multiple blades are fixed at equal distances on both sides of the outer wall of the rotating rod, and the rotating rod is located in the upper inner part of the dust removal port.

[0009] Preferably, the gear set consists of a half gear and a first rack, and the half gear is fixedly sleeved on the outer wall of the rotating rod, the half gear is located in the middle position of the rotating rod, one side of the first rack is connected to the push plate by a bolt, and the half gear is meshed with the first rack.

[0010] Preferably, a second dust removal mechanism is provided on the other side of the filtering mechanism, and the second dust removal mechanism cooperates with the first dust removal mechanism.

[0011] Preferably, the second dust removal mechanism includes a push rod, a support rod, a transmission assembly, two shaft rods, two sleeves, two brackets and two connecting frames, and one end of the push rod is connected to the support rod by a bolt, and the two sides of the two shaft rods are rotatably connected to the two sides opposite to the dust removal port by bearings, the sleeve is fixedly sleeved on the outer wall of the shaft rod, a socket is opened on one side of the support plate, the socket is slidably connected to the push rod, one side of the sleeve is fixedly connected to the bracket, a plurality of second brush wires are provided on one side of the bracket, the other side of the sleeve is fixedly connected to the connecting frame, one side of the connecting frame is connected to a second spring by bolts, and the other end of the second spring is welded with an impact ball.

[0012] Preferably, the transmission assembly consists of a second rack and a gear, and the gear is fixedly sleeved on the outer wall of the shaft, the gear is located between the two sleeves, the second rack is connected to the support rod by bolts, and the second rack is meshed with the gear.

[0013] The beneficial effects of the present invention are: 1. The present invention sets a first dust removal mechanism. When the coal mine warehouse is ventilated and dust removed, the device is fixed on the ventilation hole of the coal mine warehouse. One side of the exhaust fan is located inside the coal mine warehouse, and one side of the ventilation fan is located outside the coal mine warehouse. After the fixing is completed, the outside air is transported to the inside of the coal mine warehouse through the ventilation hole by the ventilation fan, and the exhaust fan extracts the dust inside the coal mine warehouse. At this time, the dust is filtered by the filter plate to prevent the dust from being blown into the air and causing pollution to the outside air. During this period, when the dust enters the interior of the dust removal port under the action of the exhaust fan and contacts the blades, the blades will drive the rotating rod to rotate under the action of the wind. At this time, the half gear It will rotate synchronously with the rotation of the rotating rod. When the half gear meshes with the first rack during rotation, the first rack will drive the push plate to slide to one side under the meshing action of the half gear, and the push plate will squeeze the two push rods when sliding. Since the two push rods are distributed in an eight-shaped shape, the two push rods will expand to both sides after being squeezed. The expanded push rods will push the brush plate to move on one side of the two filter plates, so that one side of the filter plate is brushed by the first brush wire, thereby improving the filtering effect of the filter plate on dust, preventing some impurities from adhering to the surface of the filter plate during the filtration process, causing the surface of the filter plate to be blocked, thereby affecting the dust removal of the coal mine warehouse; 2. The present invention provides a first dust removal mechanism and a second dust removal mechanism. When the push plate slides to one side under the action of the half gear and the first rack, the push rod will drive the support rod to move to one side under the action of the push plate. At this time, the gear drives the shaft rod to rotate through the meshing between the second rack and the gear, and the shaft rod will drive the bracket to rotate when it rotates. At this time, the second brush wire will brush the other side of the filter plate. When the bracket rotates to the other side, the connecting frame will drive the impact ball to hit the other side of the filter plate, so that the dust adhered to the filter plate can be effectively processed through the action of the second brush wire and the impact ball. The cooperation between the first dust removal mechanism and the second dust removal mechanism can effectively process the dust blocked on both sides of the filter plate, preventing dust from adhering to the surface of the filter plate and clogging the filter plate, thereby affecting the dust removal of the coal mine warehouse. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a coal mine warehouse dust removal and ventilation device proposed by the present invention; Figure 2 This is a schematic diagram of the structure of a dust removal and ventilation device for a coal mine warehouse proposed by the present invention; Figure 3 This is a schematic cross-sectional view of a dust removal and ventilation device for a coal mine warehouse proposed by the present invention; Figure 4This is a partial structural diagram of a dust removal and ventilation device for a coal mine warehouse proposed by the present invention; Figure 5 This is a schematic structural diagram of the first dust removal mechanism of a coal mine warehouse dust removal and ventilation device proposed by the present invention; Figure 6 This is a schematic structural diagram of the second dust removal mechanism of a coal mine warehouse dust removal and ventilation device proposed by the present invention; Figure 7 This is a schematic diagram of the transmission component structure of a coal mine warehouse dust removal and ventilation device proposed by the present invention.

[0015] In the accompanying drawings: 1. Shell; 2. Dust removal port; 3. Exhaust fan; 4. Ventilation port; 5. First grille; 6. Second grille; 7. Ventilation fan; 8. Sealing plug; 9. Filter screen; 10. First dust removal mechanism; 11. Filter plate; 12. Second dust removal mechanism; 13. Support plate; 14. Port; 15. Rotating rod; 16. Blade; 17. Half gear; 18. First rack; 19. Push plate; 20. Slider; 21. First spring; 22. Push rod; 23. Brush plate; 24. First brush wire; 25. Push rod; 26. Transmission assembly; 27. Shaft; 28. Sleeve; 29. Bracket; 30. Second brush wire; 31. Connecting frame; 32. Second spring; 33. Impact ball; 34. Support rod; 35. Second rack; 36. Gear. DETAILED DESCRIPTION

[0016] Example 1, with reference to Figure 1-Figure 5 , a dust removal and ventilation device for a coal mine warehouse comprises a shell 1, with ventilation openings 4 and dust removal openings 2 respectively provided at both ends of one side of the shell 1, and an exhaust fan 3 is connected to one side of the inner wall of the dust removal opening 2 by bolts, and a second grille 6 is connected to the other side of the inner wall of the dust removal opening 2 by bolts, and a first grille 5 is connected to one side of the inner wall of the ventilation opening 4 by bolts, and a ventilation fan 7 is connected to the other side of the inner wall of the ventilation opening 4 by bolts, and a filter screen 9 is connected to the inner wall of the ventilation opening 4 by bolts, and the filter screen 9 is located between the first grille 5 and the ventilation fan 7, a filtering mechanism is provided on the inner wall of the dust removal opening 2, and a first dust removal mechanism 10 is provided on one side of the filtering mechanism, and one side of the filter plate 11 is brushed by a first brush wire 24, thereby improving the filtering effect of the filter plate 11 on dust, and preventing some impurities from adhering to the surface of the filter plate 11 during the filtering process, causing the surface of the filter plate 11 to be blocked, thereby affecting the dust removal of the coal mine warehouse.

[0017] On the basis of the above, the filtering mechanism includes a support plate 13 and two filter plates 11, and the outer wall of the support plate 13 is connected to the inner wall of the dust removal port 2 by bolts, and both ends of one side of the support plate 13 are penetrated with through openings 14, and the through openings 14 and the filter plates 11 are connected by bolts. Slag discharge ports are penetrated on both sides of the bottom of the dust removal port 2, and the inner wall of the slag discharge port is provided with a sealing plug 8. The two dust removal ports 2 are located on both sides of the filtering mechanism, and the slag discharge ports are used to remove dust and debris.

[0018] On the basis of the above, the first dust removal mechanism 10 consists of a rotating assembly, a gear set, a push plate 19, two push rods 22 and two brush plates 23, and the two ends of one side of the push plate 19 are connected to the two push rods 22 by a hinge, and the other end of the two push rods 22 is connected to the two brush plates 23 by a hinge, and the two ends of one side of the push plate 19 are connected to the support plate 13 by a hinge. A first spring 21 is bolted to each other, and a slide groove is provided on both opposite sides of the dust removal port 2. The inner walls of the two slide grooves are slidably connected with sliders 20, and the two sliders 20 are connected to the push plate 19 by bolts. A plurality of first brush filaments 24 are provided on one side of the two brush plates 23, and one end of the first brush filament 24 contacts one side of the filter plate 11. The rotating assembly and the push plate 19 are connected by a gear set.

[0019] On the basis of the above, the rotating assembly consists of a rotating rod 15 and multiple blades 16, and the two ends of the rotating rod 15 are rotatedly connected to the two opposite sides of the dust removal port 2 through bearings. Multiple blades 16 are fixed at equal distances on both sides of the outer wall of the rotating rod 15, and the rotating rod 15 is located in the upper part of the interior of the dust removal port 2.

[0020] On the basis of the above, the gear set consists of a half gear 17 and a first rack 18, and the half gear 17 is fixedly sleeved on the outer wall of the rotating rod 15, the half gear 17 is located in the middle position of the rotating rod 15, and one side of the first rack 18 is connected to the push plate 19 by bolts, and the half gear 17 is meshed with the first rack 18. When dust enters the interior of the dust removal port 2 under the action of the exhaust fan 3 and contacts the blades 16, the blades 16 will drive the rotating rod 15 to rotate under the action of the wind. At this time, the half gear 17 will rotate synchronously with the rotation of the rotating rod 15. When the half gear 17 is meshed with the first rack 18 during rotation, the first rack 18 The push plate 19 will be driven to slide to one side under the meshing action of the half gear 17, and the push plate 19 will squeeze the two push rods 22 when sliding. Since the two push rods 22 are distributed in an eight-shaped shape, the two push rods 22 will expand to both sides after being squeezed, and the expanded push rods 22 will push the brush plate 23 to move on one side of the two filter plates 11, so that one side of the filter plate 11 is brushed by the first brush wire 24, thereby improving the filtering effect of the filter plate 11 on dust, and preventing some impurities from adhering to the surface of the filter plate 11 during the filtration process, causing the surface of the filter plate 11 to be blocked, thereby affecting the dust removal of the coal mine warehouse.

[0021] Example 2, reference Figure 1-Figure 7 , a dust removal and ventilation device for a coal mine warehouse. Compared with Example 1, on the basis of Example 1, a second dust removal mechanism 12 is provided on the other side of the filtering mechanism, and the second dust removal mechanism 12 is coordinated with the first dust removal mechanism 10.

[0022] On the basis of the above, the second dust removal mechanism 12 includes a top rod 25, a support rod 34, a transmission assembly 26, two shafts 27, two sleeves 28, two brackets 29 and two connecting frames 31, and one end of the top rod 25 is connected to the support rod 34 by a bolt, and the two sides of the two shafts 27 are rotatably connected to the two sides opposite to the dust removal port 2 through bearings. The sleeve 28 is fixedly sleeved on the outer wall of the shaft 27, and a socket is opened on one side of the support plate 13, which is slidably connected to the top rod 25. One side of the sleeve 28 is fixedly connected to the bracket 29, and a plurality of second brushes 30 are provided on one side of the bracket 29. The other side of the sleeve 28 is fixedly connected to the connecting frame 31, and one side of the connecting frame 31 is connected to the second spring 32 by bolts, and the other end of the second spring 32 is welded with an impact ball 33.

[0023] On the basis of the above, the transmission assembly 26 consists of a second rack 35 and a gear 36, and the gear 36 is fixedly sleeved on the outer wall of the shaft 27, and the gear 36 is located between the two sleeves 28. The second rack 35 and the support rod 34 are connected by bolts, and the second rack 35 and the gear 36 are meshed. The dust adhering to the filter plate 11 can be effectively processed through the action of the second brush 30 and the impact ball 33, and the dust clogged on both sides of the filter plate 11 can be effectively processed through the cooperation between the first dust removal mechanism 10 and the second dust removal mechanism 12, to prevent dust from adhering to the surface of the filter plate 11 and clogging the filter plate, thereby affecting the dust removal of the coal mine warehouse.

[0024] In summary, with the help of the above technical solution of the present invention: when the coal mine warehouse is ventilated and dust removed, the device is fixed on the ventilation hole of the coal mine warehouse, one side of the exhaust fan 3 is located inside the coal mine warehouse, and one side of the ventilation fan 3 is located outside the coal mine warehouse. After the fixing is completed, the outside air is transported to the inside of the coal mine warehouse through the ventilation port 4 through the ventilation fan 7, and the exhaust fan 3 will extract the dust inside the coal mine warehouse. At this time, the dust is filtered by the filter plate 11 to prevent the dust from being blown into the air and causing pollution to the outside air. During this period, when the dust enters the dust removal port 2 under the action of the exhaust fan 3, When the interior contacts the blades 16, the blades 16 will drive the rotating rod 15 to rotate under the action of wind. At this time, the half gear 17 will rotate synchronously with the rotation of the rotating rod 15. When the half gear 17 is engaged with the first rack 18 during the rotation, the first rack 18 will drive the push plate 19 to slide to one side under the meshing action of the half gear 17, and the push plate 19 will squeeze the two push rods 22 when sliding. Since the two push rods 22 are distributed in an eight-shaped shape, the two push rods 22 will expand to both sides after being squeezed, and the expanded push rods 22 will push the brush plate 23 to one side of the two filter plates 11. The push plate 19 moves to one side, thereby brushing one side of the filter plate 11 through the first brush wire 24, thereby improving the filtering effect of the filter plate 11 on dust, preventing some impurities from adhering to the surface of the filter plate 11 during the filtering process, causing the surface of the filter plate 11 to be blocked, thereby affecting the dust removal of the coal mine warehouse. When the push plate 19 slides to one side under the action of the half gear 17 and the first rack 18, the top rod 25 will drive the support rod 34 to move to one side under the action of the push plate 19. At this time, the gear 36 drives the shaft 27 to rotate through the meshing between the second rack 35 and the gear 36, and the shaft 27 rotates When the bracket 29 is rotated, the second brush 30 will drive the bracket 29 to rotate. At this time, the second brush 30 will brush the other side of the filter plate 11. When the bracket 29 is rotated to the other side, the connecting frame 31 will drive the impact ball 33 to impact the other side of the filter plate 11, so that the dust adhering to the filter plate 11 can be effectively processed through the action of the second brush 30 and the impact ball 33. The cooperation between the first dust removal mechanism 10 and the second dust removal mechanism 12 can effectively process the dust blocked on both sides of the filter plate 11, preventing dust from adhering to the surface of the filter plate 11 and clogging the filter plate, thereby affecting the dust removal in the coal mine warehouse.

[0025] The above description is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with the technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solution and inventive concept of the present invention, should be covered by the scope of protection of the present invention.

Claims

1. A dust removal and ventilation device for a coal mine warehouse, comprising a housing (1), characterized in that: The two ends of one side of the shell (1) are respectively provided with a ventilation port (4) and a dust removal port (2), and one side of the inner wall of the dust removal port (2) is connected to an exhaust fan (3) by bolts, and the other side of the inner wall of the dust removal port (2) is connected to a second grille (6) by bolts, and one side of the inner wall of the ventilation port (4) is connected to a first grille (5) by bolts, and the other side of the inner wall of the ventilation port (4) is connected to a ventilation fan (7) by bolts, and the inner wall of the ventilation port (4) is connected to a filter screen (9) by bolts, and the filter screen (9) is located between the first grille (5) and the ventilation fan (7), and the inner wall of the dust removal port (2) is provided with a filter mechanism, and one side of the filter mechanism is provided with a first dust removal mechanism (10).

2. A dust removal and ventilation device for a coal mine warehouse according to claim 1, characterized in that: The filtering mechanism comprises a support plate (13) and two filter plates (11), and the outer wall of the support plate (13) is connected to the inner wall of the dust removal port (2) by bolts, through-openings (14) are provided at both ends of one side of the support plate (13), and the through-openings (14) and the filter plates (11) are connected by bolts, and slag discharge ports are provided on both sides of the bottom of the dust removal port (2), and the inner wall of the slag discharge port is provided with a sealing plug (8), and the two dust removal ports (2) are located on both sides of the filtering mechanism.

3. A dust removal and ventilation device for a coal mine warehouse according to claim 2, characterized in that: The first dust removal mechanism (10) comprises a rotating assembly, a gear set, a push plate (19), two push rods (22) and two brush plates (23), and the two ends of one side of the push plate (19) are connected to the two push rods (22) by a hinge, and the other ends of the two push rods (22) are connected to the two brush plates (23) by a hinge. The two ends of one side of the push plate (19) and the support plate (13) are connected by a first spring (21) by bolts. Slide grooves are provided on opposite sides of the dust removal port (2), and the inner walls of the two slide grooves are slidably connected to sliders (20). The two sliders (20) are connected to the push plate (19) by bolts. A plurality of first brush filaments (24) are provided on one side of the two brush plates (23), and one end of the first brush filaments (24) contacts one side of the filter plate (11). The rotating assembly and the push plate (19) are connected by a gear set.

4. A dust removal and ventilation device for a coal mine warehouse according to claim 3, characterized in that: The rotating assembly is composed of a rotating rod (15) and a plurality of blades (16), and the two ends of the rotating rod (15) are rotatably connected to the two opposite sides of the dust removal port (2) via bearings, and the plurality of blades (16) are fixed at equal distances on both sides of the circumferential outer wall of the rotating rod (15), and the rotating rod (15) is located at an upper position inside the dust removal port (2).

5. A dust removal and ventilation device for a coal mine warehouse according to claim 4, characterized in that: The gear set consists of a half gear (17) and a first rack (18), and the half gear (17) is fixedly sleeved on the outer wall of the rotating rod (15). The half gear (17) is located in the middle of the rotating rod (15). One side of the first rack (18) is connected to the push plate (19) by bolts, and the half gear (17) and the first rack (18) are meshed.

6. A dust removal and ventilation device for a coal mine warehouse according to claim 1, characterized in that: A second dust removal mechanism (12) is provided on the other side of the filtering mechanism, and the second dust removal mechanism (12) cooperates with the first dust removal mechanism (10).

7. A dust removal and ventilation device for a coal mine warehouse according to claim 6, characterized in that: The second dust removal mechanism (12) comprises a top rod (25), a support rod (34), a transmission assembly (26), two shafts (27), two sleeves (28), two brackets (29) and two connecting frames (31), and one end of the top rod (25) is connected to the support rod (34) by a bolt, and the two sides of the two shafts (27) are rotatably connected to the two sides opposite to the dust removal port (2) by a bearing, and the sleeve (28) is fixedly sleeved on the outer wall of the shaft rod (27), and a socket is provided through one side of the support plate (13), and the socket is slidably connected to the top rod (25), and one side of the sleeve (28) is fixedly connected to the bracket (29), and a plurality of second brush wires (30) are provided on one side of the bracket (29), and the other side of the sleeve (28) is fixedly connected to the connecting frame (31), and one side of the connecting frame (31) is connected to a second spring (32) by a bolt, and the other end of the second spring (32) is welded with an impact ball (33).

8. A dust removal and ventilation device for a coal mine warehouse according to claim 7, characterized in that: The transmission assembly (26) is composed of a second rack (35) and a gear (36), and the gear (36) is fixedly sleeved on the outer wall of the shaft (27). The gear (36) is located between the two sleeves (28). The second rack (35) and the support rod (34) are connected by bolts, and the second rack (35) and the gear (36) are meshed.

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