Coal mine tunnel dust removal equipment

Abstract

The utility model relates to the technical field of dust removal equipment, in particular to coal mine tunnel dust removal equipment which comprises a base, a box body, a conveying pipe, an exhaust fan, a collecting box, a barrel body, a filter plate, a cover plate, a filter cartridge, an exhaust fan, a baffle plate, a scraping plate and a water tank, the box body and the cylinder are connected with the base, the box body is connected with the cylinder, the box body is provided with an air inlet hole, the cover plate is connected with the cylinder, and the cover plate is provided with an air outlet hole; the exhaust fan is connected with the inner wall of the box body and connected with the cover plate; the conveying pipe is connected with the water tank and the water pipe, the conveying pipe is provided with a water pump, the collecting box is connected with the box body, and a filter plate is arranged in the collecting box; the filter cartridge is rotationally connected with the baffle, the barrel is provided with a driving assembly for driving the filter cartridge to rotate, and the scraper is connected with the barrel. Air is primarily flushed through water spraying, most dust is removed, and the air is filtered more cleanly through the two steps of matching with the filter cartridge.

Description

TECHNICAL FIELD

[0001] The utility model relates to dust removal equipment technical field, specifically is a coal mine roadway dust removal equipment. BACKGROUND

[0002] Coal mine roadway refers to the passageway for personnel access, ore transportation and ventilation purposes excavated underground in coal mines. The design and construction of coal mine roadway need to consider safety, stability and efficiency. In the coal industry, a large amount of dust is generated during the process of coal mining, transportation and processing, so the application of dust removal equipment is very important.

[0003] The Chinese patent with the authorization announcement number CN221256856U discloses a dust removal equipment for coal mine roadway, which comprises a water tank, a spraying mechanism is arranged on the upper surface of the water tank, a support plate is mounted on the right side of the upper surface of the water tank, a dust removal cylinder is mounted inside the upper end of the support plate, support cylinders are installed at the left and right ends of the upper surface of the dust removal cylinder, an air inlet fan is installed inside the left support cylinder, and a scattering mechanism is arranged on the left surface of the dust removal cylinder. When the dust removal equipment is used, the dust-containing gas and the spraying water enter the interior of the dust removal cylinder, the contact area of the dust-containing gas and the spraying water is increased, the scattering leaves in the scattering mechanism scatter and stir the dust-containing gas and the spraying water, the contact area of the dust-containing gas and the spraying water is further increased, the dust removal efficiency is improved, and the surface of the filter plate is cleaned by the moving scraper driven by the telescopic cylinder, so that the dust collection is completed and the blockage of the filter plate is avoided.

[0004] However, the above-mentioned technical solution has the following defects: in the above-mentioned dust removal equipment, after the external air enters the dust removal cylinder, it is directly discharged from the support cylinder after being washed by the spray head, but part of the dust still remains in the air and is not completely washed clean, so the dust removal effect is poor. UTILITY MODEL CONTENTS

[0005] The utility model aims at the problems in the background art and provides a coal mine roadway dust removal equipment.

[0006] The technical scheme of the utility model: a coal mine roadway dust removal equipment, which comprises a base, a box body, a conveying pipe, an air suction fan, a collection box, a cylinder body, a filter plate, a cover plate, a filter cylinder, an air exhaust fan, a baffle, a scraper and a water tank.

[0007] The box body and the cylinder body are connected to the base, one end of the box body is connected to the cylinder body and communicates with the interior of the cylinder body, a plurality of air inlet holes are arranged at the end of the box body away from the cylinder body, the cover plate is connected to the upper end of the cylinder body, and a plurality of air outlet holes are arranged on the cover plate.

[0008] The air suction fan is connected to one end of the inner wall of the box body close to the air inlet hole, and the air exhaust fan is connected to the lower end of the cover plate.

[0009] The water pipe is provided with a plurality of atomizing nozzles, a conveying pipe is connected with the water tank and the water pipe, a water pump is arranged on the conveying pipe, a collecting tank is connected with the inner wall of the box body, and a filter plate is arranged in the collecting tank;

[0010] The baffle is connected with the inner wall of the cylinder body, the filter cylinder is rotationally connected with the baffle, a driving assembly is arranged in the cylinder body and is transmissionally connected with the filter cylinder, a scraper is connected with the inner wall of the cylinder body, and the end of the scraper is tightly attached to the outer surface of the filter cylinder and is located below the baffle.

[0011] Preferably, the driving assembly comprises a driving motor, a mounting shaft and a protruding block.

[0012] The mounting shaft is connected with the cylinder body and is coaxially arranged with the cylinder body, the driving motor is connected with the cylinder body, the driving motor is transmissionally connected with the mounting shaft, the upper end of the mounting shaft is provided with a groove, the protruding block is connected with the lower end of the filter cylinder, and the protruding block is connected with the groove on the mounting shaft in a matched mode.

[0013] Preferably, the projection shape of the protruding block is a regular hexagon, and the shape of the groove corresponds to the shape of the protruding block.

[0014] Preferably, the projection shape of the baffle is a ring shape and is coaxially arranged with the cylinder body, and the upper end of the filter cylinder is provided with a flange and is located above the baffle.

[0015] Preferably, the device further comprises springs and telescopic rods.

[0016] The telescopic rods are provided in plurality and are all connected with the scraper, and the other ends of the telescopic rods are connected with the inner wall of the cylinder body.

[0017] The springs are provided in plurality and correspond to the telescopic rods in a one-to-one mode, the springs are sleeved on the outer sides of the corresponding telescopic rods, and the springs are all in a compressed state.

[0018] Preferably, the box body is provided, at one end close to the air inlet hole, with a mounting hole, and the collecting tank is connected with the inner wall of the box body in a sliding fit mode through the mounting hole.

[0019] Preferably, the lower end of the base is provided with a plurality of universal wheels, and the universal wheels are uniformly distributed on the base.

[0020] Preferably, the water pipe is a mesh water pipe.

[0021] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0022] 1. In the utility model, the air is preliminarily washed by the water sprayed through the atomizing nozzles, and most of the dust is removed, so that the air is filtered more cleanly in cooperation with the two steps of the filter cylinder.

[0023] 2. In the utility model, the driving motor drives the mounting shaft and the filter cylinder to rotate, the scraper can clean the filter cylinder when the filter cylinder rotates, the filter cylinder can be taken out upward after the cover plate is opened after use, and the filter cylinder is convenient to replace or clean thoroughly.

[0024] 3. In this utility model, the scraper is connected to the cylinder through a telescopic rod. The springs on the telescopic rod are all in a compressed state, so that one end of the scraper is in close contact with the surface of the filter cylinder. The scraper can clean the filter cylinder in time, ensuring that air can pass smoothly through the filter cylinder. Attached Figure Description

[0025] Figure 1 This is a perspective view of a dust removal device for coal mine roadways proposed in this utility model.

[0026] Figure 2 This is a structural schematic diagram from another perspective of one embodiment of the present invention.

[0027] Figure 3 This is a schematic diagram of the structure of a dust removal device for coal mine roadways proposed in this utility model.

[0028] Figure 4 This is a cross-sectional view of a dust removal device for coal mine roadways proposed in this utility model.

[0029] Reference numerals: 1. Base; 2. Box body; 3. Conveying pipe; 4. Exhaust fan; 5. Air inlet; 6. Collection box; 7. Casters; 8. Cylinder body; 9. Filter plate; 10. Cover plate; 11. Water pipe; 12. Filter cartridge; 13. Air outlet; 14. Exhaust fan; 15. Baffle; 16. Scraper; 17. Spring; 18. Telescopic rod; 19. Drive motor; 20. Mounting shaft; 21. Groove; 22. Protrusion; 23. Flange; 24. Atomizing nozzle; 25. Water tank. Detailed Implementation

[0030] Example 1

[0031] like Figures 1-4 As shown, the dust removal equipment for coal mine roadways proposed in this utility model includes a base 1, a box 2, a conveying pipe 3, an exhaust fan 4, a collection box 6, a cylinder 8, a filter plate 9, a cover plate 10, a filter cylinder 12, an exhaust fan 14, a baffle 15, a scraper 16, and a water tank 25.

[0032] Both the housing 2 and the cylinder 8 are connected to the base 1. One end of the housing 2 is connected to the cylinder 8 and communicates with the inside of the cylinder 8. The end of the housing 2 away from the cylinder 8 is provided with multiple air inlets 5. The cover plate 10 is connected to the upper end of the cylinder 8. The cover plate 10 is provided with multiple air outlets 13.

[0033] Furthermore, the lower end of the base 1 is provided with multiple casters 7, which are evenly distributed on the base 1.

[0034] The exhaust fan 4 is connected to the inner wall of the housing 2 near the air inlet 5, and the exhaust fan 14 is connected to the lower end of the cover plate 10;

[0035] The upper part of the box 2 is provided with a water pipe 11, which is distributed in a mesh. Multiple atomizing nozzles 24 are provided on the water pipe 11. The delivery pipe 3 connects the water tank 25 and the water pipe 11. A water pump is provided on the delivery pipe 3. The collection box 6 is connected to the inner wall of the box 2. A filter plate 9 is provided inside the collection box 6.

[0036] Baffle 15 is connected to the inner wall of cylinder 8. Filter cartridge 12 is rotatably connected to baffle 15 and coaxially distributed with cylinder 8. Drive assembly is provided inside cylinder 8. Drive assembly is connected to filter cartridge 12. Scraper 16 is connected to the inner wall of cylinder 8. The end of scraper 16 is in close contact with the outer surface of filter cartridge 12. Scraper 16 is located below baffle 15.

[0037] Furthermore, the projected shape of the baffle 15 is annular and coaxially distributed with the cylinder 8, and the upper end of the filter cylinder 12 is provided with a flange 23, which is located above the baffle 15.

[0038] In this invention, the device is placed in a suitable position, and the exhaust fan 4 draws dusty air from outside into the housing 2. The water pump pumps water from the water tank into the delivery pipe 3 and water pipe 11. Water is sprayed out from multiple atomizing nozzles 24 to initially clean the dusty air. The water falls into the collection box 6, while the dust remains above the filter plate 9. The pre-treated air then enters the cylinder 8, and the exhaust fan 14 draws the air into the filter cartridge 12 and then discharges it from the air outlet 13. In this invention, the air is filtered more cleanly through the two steps of water washing and filtration.

[0039] Example 2

[0040] like Figure 4 As shown, the dust removal equipment for coal mine roadways proposed in this utility model, compared with Embodiment 1, the driving component in this embodiment includes a drive motor 19, a mounting shaft 20 and a protrusion 22;

[0041] The mounting shaft 20 is connected to the cylinder 8 and is coaxially distributed with the cylinder 8. The drive motor 19 is connected to the cylinder 8 and is connected to the mounting shaft 20. The upper end of the mounting shaft 20 is provided with a groove 21 and a protrusion 22 is connected to the lower end of the filter cartridge 12. The protrusion 22 is engaged with the groove 21 on the mounting shaft 20.

[0042] Furthermore, the projected shape of the protrusion 22 is a regular hexagon, and the shape of the groove 21 corresponds to the shape of the protrusion 22.

[0043] In this embodiment, the protrusion 22 at the lower end of the filter cartridge 12 is connected to the groove 21 on the mounting shaft 20. The drive motor 19 starts and drives the mounting shaft 20 to rotate. The mounting shaft 20 drives the filter cartridge 12 to rotate. When the filter cartridge 12 rotates, the scraper 16 can clean the filter cartridge 12. After use, the cover plate 10 can be opened to remove the filter cartridge 12 upwards for easy replacement or thorough cleaning.

[0044] Example 3

[0045] As Figure 4 The utility model discloses a kind of coal mine roadway dust removal equipment, compared with embodiment one, the embodiment further includes spring 17 and telescopic rod 18;

[0046] Telescopic rod 18 is equipped with multiple and is connected with scraper 16, and the other end of telescopic rod 18 is connected with the inner wall of cylinder body 8;

[0047] Spring 17 is equipped with multiple and corresponds with telescopic rod 18 one by one, spring 17 is sleeved on the outside of corresponding telescopic rod 18, and spring 17 is all in compression state.

[0048] In the embodiment, scraper 16 is connected with the inner wall of cylinder body 8 by telescopic rod 18, and spring 17 is all in compression state and is equipped on telescopic rod 18, so that one end of scraper 16 is tightly attached to the outer surface of filter cartridge 12, scraper 16 can clean filter cartridge 12 in time, and ensure that air can pass through filter cartridge 12 smoothly.

[0049] The embodiments of the utility model are described in detail above in combination with drawings, but the utility model is not limited to this, within the knowledge range possessed by the person skilled in the art in the technical field to which the utility model belongs, various changes can be made on the premise of not departing from the purpose of the utility model.

Claims

1. A coal mine roadway dust removal device, characterized in that, The base (1), the box (2), the conveying pipe (3), the exhaust fan (4), the collection box (6), the cylinder (8), the filter plate (9), the cover plate (10), the filter cartridge (12), the exhaust fan (14), the baffle (15), the scraper (16) and the water tank (25) are included. The box (2) and the cylinder (8) are connected to the base (1), one end of the box (2) is connected to the cylinder (8) and communicates with the inside of the cylinder (8), a plurality of air inlet holes (5) are arranged at the end of the box (2) away from the cylinder (8), the cover plate (10) is connected to the upper end of the cylinder (8), and a plurality of air outlet holes (13) are arranged on the cover plate (10). The exhaust fan (4) is connected to one end of the inner wall of the box (2) close to the air inlet hole (5), and the exhaust fan (14) is connected to the lower end of the cover plate (10). A water pipe (11) is arranged at the upper end in the box (2), a plurality of atomizing nozzles (24) are arranged on the water pipe (11), a conveying pipe (3) is connected to the water tank (25) and the water pipe (11), a water pump is arranged on the conveying pipe (3), a collection box (6) is connected to the inner wall of the box (2), and a filter plate (9) is arranged in the collection box (6). The baffle (15) is connected to the inner wall of the cylinder (8), the filter cartridge (12) is rotatably connected to the baffle (15), a driving assembly is arranged in the cylinder (8), the driving assembly is in transmission connection with the filter cartridge (12), the scraper (16) is connected to the inner wall of the cylinder (8), the end of the scraper (16) is tightly attached to the outer surface of the filter cartridge (12), and the scraper (16) is located below the baffle (15).

2. The coal mine roadway dust removal equipment according to claim 1, characterized in that, The driving assembly includes a driving motor (19), a mounting shaft (20) and a protrusion (22). The mounting shaft (20) is connected to the cylinder (8) and coaxially arranged with the cylinder (8), the driving motor (19) is connected to the cylinder (8), the driving motor (19) is in transmission connection with the mounting shaft (20), the upper end of the mounting shaft (20) is provided with a groove (21), the protrusion (22) is connected to the lower end of the filter cartridge (12), and the protrusion (22) is in matched connection with the groove (21) on the mounting shaft (20).

3. A coal mine roadway dust removal device according to claim 2, characterized in that, The projection shape of the protrusion (22) is a regular hexagon, and the shape of the groove (21) corresponds to the shape of the protrusion (22).

4. The coal mine roadway dust removal device according to claim 1, characterized in that, The projection shape of the baffle (15) is annular and coaxially arranged with the cylinder (8), and the upper end of the filter cartridge (12) is provided with a flange (23), and the flange (23) is located above the baffle (15).

5. The coal mine roadway dust removal device according to claim 1, characterized in that, It also includes a spring (17) and a telescopic rod (18). The telescopic rod (18) is provided with a plurality of telescopic rods (18) and is connected to the scraper (16), and the other end of the telescopic rod (18) is connected to the inner wall of the cylinder (8). The spring (17) is provided with a plurality of springs (17) corresponding to the telescopic rod (18), the spring (17) is sleeved outside the corresponding telescopic rod (18), and the spring (17) is in a compressed state.

6. The coal mine roadway dust removal device according to claim 1, characterized in that, The end of the box (2) close to the air inlet hole (5) is provided with a mounting hole, and the collection box (6) is slidably connected to the inner wall of the box (2) through the mounting hole.

7. The coal mine roadway dust removal device according to claim 1, characterized in that, A plurality of universal wheels (7) are arranged at the lower end of the base (1) and uniformly distributed on the base (1).

8. The coal mine roadway dust removal device according to claim 1, characterized in that, The water pipe (11) is a mesh water pipe.

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