Coal mine safety production tunnel dust removal device

Abstract

The utility model discloses a coal mine safety production tunnel dust removal device, which relates to the technical field of tunnel dust removal, and comprises a dust removal cylinder, four protective screen plates penetrating through inside and outside are fixedly connected above the outer surface of the dust removal cylinder in an annular array, and four fixed lug plates are fixedly connected at the top end of the outer surface of the dust removal cylinder in an annular array. An annular connecting frame is fixedly connected to the bottom end of the outer surface of the dust removal cylinder, and a dust collecting barrel is arranged at the bottom end of the annular connecting frame. By starting the double-end motor, the air guide fan can be driven to rotate, so that air in the tunnel can be driven to circulate in the air guide barrel, dust in the air can be filtered through the filter screen, and the dust scraping mechanism can be driven to rotate while the double-end motor operates, so that the dust in the tunnel can be scraped, and the dust in the tunnel can be scraped. Therefore, dust filtered by the filter screen can be scraped, the filter screen is effectively prevented from being blocked by accumulated dust, and normal use of the tunnel dust removal device is guaranteed not to be affected.

Description

TECHNICAL FIELD

[0001] The utility model relates to a gallery dust removal technical field, concretely relates to a coal mine safety production gallery dust removal device. BACKGROUND

[0002] The gallery is the basic construction project of developing mineral resources, and is the main project of mining preparation and production prospecting in the production mine, the gallery can be used to transport ore, waste rock, material, equipment and ventilation and drainage and pedestrians etc, and creates necessary conditions for stoping work, and when the gallery is excavated, a lot of dust is usually generated in the gallery, the dust in the coal mine is extremely harmful, is most prone to causing dust explosion, and simultaneously easily affects the health of the staff, so the dust removal equipment is arranged in the gallery to clean the dust.

[0003] The prior art has the following problems:

[0004] The existing gallery dust removal device is used, dust in the gallery is filtered through the filter screen, but the existing device is not convenient for cleaning the dust filtered on the filter screen, so as to easily cause the blockage of the filter screen, and the normal use of the gallery dust removal device is affected. UTILITY MODEL CONTENTS

[0005] The utility model provides a coal mine safety production gallery dust removal device to solve the problems in the above background technical matters.

[0006] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0007] A coal mine safety production gallery dust removal device, including the dust removal cylinder, the outer surface of the dust removal cylinder is fixedly connected with four inside and outside penetrating protection net boards in annular array, the outer surface top of the dust removal cylinder is fixedly connected with four fixed lug plates in annular array, the outer surface bottom of the dust removal cylinder is fixedly connected with annular connecting frame, the bottom of the annular connecting frame is provided with a dust collection bucket.

[0008] The dust removal cylinder includes the air guide cylinder, the inner surface bottom of the air guide cylinder is fixedly connected with the filter screen, the inner surface middle part of the air guide cylinder is fixedly connected with the support frame, the middle part of the support frame is fixedly connected with the double -end motor, the top output shaft of the double -end motor is fixedly connected with the air guide fan, and the bottom output shaft of the double -end motor penetrates to the bottom of the filter screen and is fixedly connected with the ash scraping mechanism.

[0009] The further improvement of the utility model technical scheme is that the annular connecting frame includes the annular plate, the annular plate is fixedly connected at the outer surface bottom of the dust removal cylinder, and the bottom of the annular plate is fixedly connected with the sealing ring.

[0010] The further improvement in the technical scheme of the utility model lies in that the top annular array of the annular plate is movably connected with four knobs, the bottom of the knob is fixedly connected with a threaded column, the bottom annular array of the annular plate is provided with four plug-in grooves, and the bottom end of the threaded column penetrates into the inside of the plug-in groove.

[0011] The further improvement in the technical scheme of the utility model lies in that the top annular array of the annular plate is movably connected with four knobs, the bottom of the knob is fixedly connected with a threaded column, the bottom annular array of the annular plate is provided with four plug-in grooves, and the bottom end of the threaded column penetrates into the inside of the plug-in groove.

[0012] The further improvement in the technical scheme of the utility model lies in that the dust collecting barrel comprises a rotating column, the top end of the rotating column is fixedly connected with the bottom end output shaft of a double-head motor, and the outer surface of the rotating column is fixedly connected with ash discharge pipes on the left and right sides.

[0013] The further improvement in the technical scheme of the utility model lies in that the dust collecting barrel comprises a rotating column, the top end of the rotating column is fixedly connected with the bottom end output shaft of a double-head motor, and the outer surface of the rotating column is fixedly connected with ash discharge pipes on the left and right sides.

[0014] The further improvement in the technical scheme of the utility model lies in that the dust collecting barrel comprises a rotating column, the top end of the rotating column is fixedly connected with the bottom end output shaft of a double-head motor, and the outer surface of the rotating column is fixedly connected with ash discharge pipes on the left and right sides.

[0015] The further improvement in the technical scheme of the utility model lies in that the dust collecting barrel comprises a rotating column, the top end of the rotating column is fixedly connected with the bottom end output shaft of a double-head motor, and the outer surface of the rotating column is fixedly connected with ash discharge pipes on the left and right sides.

[0016] Due to the adoption of the above technical scheme, the utility model has the following technical progress compared with the prior art:

[0017] 1. The utility model provides a kind of coal mine safety production tunnel dust removal device, the cooperation between wind cone, filter screen, support frame, double-head motor, air guide fan, dust scraping mechanism, when the dust in coal mine tunnel is handled, by starting double-head motor, air guide fan can be driven to rotate, so that the air in tunnel can be circulated inside wind cone, so that the dust in air can be filtered by filter screen, while double-head motor is operated, dust scraping mechanism can also be driven to rotate, so that the dust filtered by filter screen can be scraped, effectively avoid the dust that accumulates causes filter screen to be blocked, ensure that the normal use of tunnel dust removal device is not affected.

[0018] 2, the utility model provides a kind of coal mine safety production tunnel dust removal device, the cooperation between rotating column, dust discharging pipe, annular baffle, rotating scraper, dust collecting groove, spiral conveying roller, bevel gear, bevel gear ring, by the rotation of rotating scraper, the dust on filter screen can be scraped, and the dust that is scraped will fall into the inside of dust discharging pipe from dust collecting groove, by the meshing between bevel gear and bevel gear ring, spiral conveying roller can be conveyed dust, so that dust falls in the inside of dust collecting barrel through annular baffle, facilitate the dust to be handled later, so that the use of tunnel dust removal device is more convenient. DRAWINGS

[0019] Figure 1 It is the structure schematic drawing of the utility model;

[0020] Figure 2 It is the cross section structure schematic drawing of dust removal cylinder of the utility model;

[0021] Figure 3 It is the enlarged structure schematic drawing of annular connecting frame of the utility model;

[0022] Figure 4 It is the structure schematic drawing of dust scraping mechanism of the utility model;

[0023] Figure 5 It is the cross section structure schematic drawing of rotating column of the utility model.

[0024] In the drawing: 1, dust removal cylinder;11, wind cone;12, filter screen;13, support frame;14, double-head motor;15, air guide fan;16, dust scraping mechanism;161, rotating column;162, dust discharging pipe;163, annular baffle;164, rotating scraper;165, dust collecting groove;166, spiral conveying roller;167, bevel gear;168, bevel gear ring;2, protective net board;3, fixed lug plate;4, annular connecting frame;41, annular plate;42, sealing ring;43, knob;44, threaded column;5, dust collecting barrel;51, threaded sleeve column. DETAILED DESCRIPTION

[0025] In order to make the technical means, creation characteristics, achieve the purpose and function of the utility model easy to understand, the utility model is further described below in combination with specific embodiments:

[0026] As shown in Figures 1-2 The utility model provides a kind of coal mine safety production tunnel dust removal device, including dust removal cylinder 1, four inside and outside through protective net plate 2 are fixedly connected with annular array on the top of the outer surface of dust removal cylinder 1, four fixed lug plate 3 are fixedly connected with annular array on the top of the outer surface of dust removal cylinder 1, annular connecting frame 4 is fixedly connected with the bottom of the outer surface of dust removal cylinder 1, dust collecting barrel 5 is provided at the bottom of annular connecting frame 4, dust removal cylinder 1 includes air duct 11, filter screen 12 is fixedly connected with the bottom of the inner surface of air duct 11, support frame 13 is fixedly connected with the middle part of the inner surface of air duct 11, double-head motor 14 is fixedly connected with the middle part of support frame 13, air fan 15 is fixedly connected with the top output shaft of double-head motor 14, double-head motor 14's bottom output shaft is fixedly connected with dust scraping mechanism 16 and is fixedly connected with the bottom of filter screen 12;

[0027] When the dust in the coal mine tunnel is handled, dust collecting barrel 5 can be fixed at the bottom of dust removal cylinder 1 by annular connecting frame 4, then double-head motor 14 is started, air fan 15 can be driven to rotate, so that the air in the tunnel can enter from the bottom of air duct 11 and be discharged from protective net plate 2, so that the dust in the air can be filtered by filter screen 12, while double-head motor 14 is running, dust scraping mechanism 16 can also be driven to rotate, so that the dust filtered by filter screen 12 can be scraped off, so that the dust can fall into dust collecting barrel 5, effectively avoiding that the accumulated dust causes filter screen 12 to be blocked, ensuring that the normal use of tunnel dust removal device is not affected.

[0028] As shown in Figure 3 The utility model provides a kind of coal mine safety production tunnel dust removal device, annular connecting frame 4 includes annular plate 41, annular plate 41 is fixedly connected at the bottom of the outer surface of dust removal cylinder 1, the bottom of annular plate 41 is fixedly connected with sealing ring 42, the top of annular plate 41 is movably connected with four knobs 43 with annular array, the bottom of knob 43 is fixedly connected with threaded column 44, four insertion grooves are set with annular array in the bottom of annular plate 41, the bottom of threaded column 44 is inserted into the inside of insertion groove, the top of dust collecting barrel 5 is fixedly connected with four threaded sleeve columns 51 with annular array, threaded sleeve column 51 is slidably inserted in the inner surface of insertion groove, the inner surface of threaded sleeve column 51 is screw-threaded with the outer surface of threaded column 44;

[0029] When the dust collecting barrel 5 is installed, the threaded sleeve column 51 is inserted into the insertion slot, the threaded column 44 is locked to the threaded sleeve column 51 by rotating the knob 43, the dust collecting barrel 5 is fixed, and the dust collecting barrel 5 is extruded to the sealing ring 42, so that the dust collecting barrel 5 is sealed.

[0030] As shown in Figures 4-5 The utility model provides a kind of coal mine safety production tunnel dust removal device, and the dust scraping mechanism 16 includes rotating column 161, and the top of rotating column 161 is fixedly connected with the bottom end output shaft of double-head motor 14, and the outer surface of rotating column 161 is fixedly connected with ash discharge pipe 162 on left and right sides, and one annular baffle 163 is fixedly connected with the end of two ash discharge pipes 162 away from rotating column 161, and annular baffle 163 is arranged at the top of dust collecting barrel 5, and the outer surface of annular baffle 163 is mutually conducted with the end of ash discharge pipe 162 away from rotating column 161, and rotating scraper 164 is fixedly connected at the top of ash discharge pipe 162, and the upper surface of rotating scraper 164 is slidably connected with the lower surface of filter screen 12, and ash collecting groove 165 is arranged at the top of ash discharge pipe 162 and penetrates inside and outside, and screw conveyor roller 166 is rotatably connected in the inside of ash discharge pipe 162, and movable groove is arranged in the inside of rotating column 161, and one bevel gear ring 168 is engagedly connected on the outer surface of two bevel gears 167, and the top of bevel gear ring 168 is fixedly connected with the bottom of filter screen 12;

[0031] By double-head motor 14, rotating column 161 can be driven to rotate, so that the rotation of rotating scraper 164 can be driven by ash discharge pipe 162, and the dust filtered on filter screen 12 can be scraped off, and the scraped dust will fall into the inside of ash discharge pipe 162 from ash collecting groove 165, and while rotating column 161 rotates, the engagement between bevel gear 167 and bevel gear ring 168 can drive screw conveyor roller 166 to rotate by bevel gear 167, realize the conveying of dust, so that dust can fall into the inside of dust collecting barrel 5 through annular baffle 163, facilitate the centralized treatment of dust, and make the use of tunnel dust removal device more convenient.

[0032] The working principle of the coal mine safety production tunnel dust removal device will be described below.

[0033] As shown in Figures 1-5As shown, when the dust in the coal mine tunnel is treated, the threaded sleeve column 51 is inserted into the inside of the plug-in slot, and the knob 43 is rotated, so that the threaded column 44 locks the threaded sleeve column 51, realizes the fixation of the dust collecting barrel 5, and then starts the double-head motor 14, which can drive the air guide fan 15 to rotate, so that the air in the tunnel can circulate in the air guide cylinder 11, so that the dust in the air can be filtered through the filter screen 12. While the double-head motor 14 is running, the rotating column 161 can also be driven to rotate, so that the dust filtered on the filter screen 12 can be scraped off by the rotating scraper 164 through the ash discharge pipe 162. The scraped dust will fall into the inside of the ash discharge pipe 162 from the ash collecting groove 165, and through the meshing between the bevel gear 167 and the bevel gear ring 168, the bevel gear 167 can drive the spiral conveying roller 166 to convey the dust, so that the dust can fall into the inside of the dust collecting barrel 5. Effectively avoid the accumulated dust to cause the filter screen 12 to be blocked, ensure that the normal use of the tunnel dust removal device is not affected.

[0034] The above is a detailed description of the general utility model, but some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, without departing from the spirit of the utility model, the modification or improvement is within the protection scope of the utility model.

Claims

1. A dust removal device for coal mine safety production tunnels, characterized in that: Includes a dust collector (1), with four protective mesh plates (2) that penetrate both inside and outside fixedly connected in an annular array above the outer surface of the dust collector (1), four fixed ear plates (3) that are fixedly connected in an annular array at the top of the outer surface of the dust collector (1), and an annular connecting frame (4) that is fixedly connected at the bottom of the outer surface of the dust collector (1), with a dust collection bucket (5) provided at the bottom of the annular connecting frame (4); The dust collector (1) includes an air guide tube (11). A filter screen (12) is fixedly connected to the bottom of the inner surface of the air guide tube (11). A support frame (13) is fixedly connected to the middle of the inner surface of the air guide tube (11). A dual-head motor (14) is fixedly connected to the middle of the support frame (13). A guide fan (15) is fixedly connected to the top output shaft of the dual-head motor (14). The bottom output shaft of the dual-head motor (14) extends through to the bottom of the filter screen (12) and is fixedly connected to a dust scraping mechanism (16).

2. The dust removal device for coal mine safety production tunnels according to claim 1, characterized in that: The annular connecting frame (4) includes an annular plate (41), which is fixedly connected to the bottom of the outer surface of the dust collector (1), and a sealing ring (42) is fixedly connected to the bottom of the annular plate (41).

3. A dust removal device for coal mine safety production tunnels according to claim 2, characterized in that: The top of the annular plate (41) is movably connected to four knobs (43) in an annular array. The bottom of each knob (43) is fixedly connected to a threaded post (44). The bottom of the annular plate (41) has four insertion slots in an annular array. The bottom end of the threaded post (44) extends into the insertion slot.

4. A dust removal device for coal mine safety production tunnels according to claim 3, characterized in that: The top of the dust collection bucket (5) is fixedly connected with four threaded sleeves (51) in an annular array. The outer surface of the threaded sleeves (51) is slidably inserted into the inner surface of the insertion groove, and the inner surface of the threaded sleeves (51) is threadedly connected to the outer surface of the threaded column (44).

5. A dust removal device for coal mine safety production tunnels according to claim 1, characterized in that: The ash scraping mechanism (16) includes a rotating column (161), the top of which is fixedly connected to the bottom output shaft of the dual-head motor (14), and ash discharge pipes (162) are fixedly connected to both the left and right sides of the outer surface of the rotating column (161).

6. A dust removal device for coal mine safety production tunnels according to claim 5, characterized in that: An annular baffle (163) is fixedly connected to one end of each of the two ash discharge pipes (162) away from the rotating column (161). The annular baffle (163) is set on the top of the dust collection bucket (5). The end of each ash discharge pipe (162) away from the rotating column (161) is in communication with the outer surface of the annular baffle (163).

7. A dust removal device for coal mine safety production tunnels according to claim 6, characterized in that: A rotating scraper (164) is fixedly connected to the top of the ash discharge pipe (162). The upper surface of the rotating scraper (164) is slidably connected to the lower surface of the filter screen (12). An ash collection groove (165) with internal and external penetration is opened at the top of the ash discharge pipe (162). A spiral conveying roller (166) is rotatably connected inside the ash discharge pipe (162).

8. A dust removal device for coal mine safety production tunnels according to claim 7, characterized in that: The rotating column (161) has an internal movable groove. The end of the spiral conveying roller (166) near the rotating column (161) extends into the movable groove and is fixedly connected to a bevel gear (167). A bevel gear ring (168) meshes above the outer surfaces of the two bevel gears (167). The top of the bevel gear ring (168) is fixedly connected to the bottom of the filter screen (12).

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