CN114710914B - Colliery electrical equipment dust keeper in pit with good dustproof effect - Google Patents
Colliery electrical equipment dust keeper in pit with good dustproof effect Download PDFInfo
- Publication number
- CN114710914B CN114710914B CN202210257959.8A CN202210257959A CN114710914B CN 114710914 B CN114710914 B CN 114710914B CN 202210257959 A CN202210257959 A CN 202210257959A CN 114710914 B CN114710914 B CN 114710914B
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- China
- Prior art keywords
- frame
- dustproof
- box
- wall
- fixed mounting
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- 239000000428 dust Substances 0.000 title claims abstract description 35
- 230000000694 effects Effects 0.000 title claims description 14
- 239000003245 coal Substances 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 241001233242 Lontra Species 0.000 claims description 15
- 229920000742 Cotton Polymers 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000005065 mining Methods 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1401—Mounting supporting structure in casing or on frame or rack comprising clamping or extracting means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Prevention Of Fouling (AREA)
Abstract
The invention relates to the technical field of electrical equipment and discloses a dust-proof device for underground electrical equipment of a coal mine, which comprises a box body, wherein anti-slip cushion blocks are fixedly arranged at four corners of the bottom end of the box body, a frame is fixedly arranged in the box body, a first dust-proof screen plate is movably arranged on the inner wall of the top end of the frame in a penetrating mode, a first fixing plate is fixedly arranged between the side edge of the frame and the inner wall of the box body, a second bevel gear is driven to rotate through rotation of a first motor, a first threaded column is driven to rotate through the first bevel gear when the second bevel gear rotates, a first moving block is connected to the outer side of the first threaded column in a threaded mode, and therefore when the first threaded column rotates, a cleaning brush is driven to move below a third dust-proof screen plate through the first moving block, heat in the box body is guaranteed to be dissipated, and dust is prevented from blocking the dust-proof screen plate.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a dust-proof device of underground electrical equipment with a good dust-proof effect.
Background
Coal mines are areas where human beings mine coal resources in mining areas rich in coal, and are generally divided into underground coal mines and open pit coal mines, when a coal seam is far away from the ground surface, coal is generally selected to be mined into underground mining roadways, and the underground coal mines are characterized in that the coal mine power supply system is complex in structure, various in power supply load types, wide in area distribution, complex in geological conditions of load working places, harmful mediums such as gas, coal dust and water exist, the electric equipment is the most important ring in the power supply system, and the electric equipment is in a water accumulation environment with different depths under the coal mine, so that the phenomenon of electric leakage is easy to occur, and the electric equipment is more important as the coal mine mining is deepened continuously.
Through retrieving, chinese patent No. CN 213125339U discloses an electrical equipment dust-proof protection device, including the protective housing, the front end of protective housing is equipped with the chamber door, the equal fixedly connected with ventilative grid in both ends is controlled to the protective housing, the inboard fixedly connected with liquid reserve tank of bottom face of protective housing, the liquid through hole has been seted up to the inboard of top of liquid reserve tank, the top fixedly connected with mount pad of liquid reserve tank, the inboard of mount pad inlays and has the heat dissipation seat, the inboard top fixedly connected with seal baffle of protective housing, seal baffle's top fixedly connected with miniature water pump, miniature water pump's output and input all communicate there is the water pipe, miniature water pump's output runs through seal baffle intercommunication through the water pipe and has the atomizer, has avoided external dust-containing gas to pollute electrical equipment, but because the water resource of colliery below is less for electrical equipment's use is comparatively difficult, leads to the colliery exploitation rate to reducing, and the dust guard in the electrical equipment is difficult to dismantle, and the dust guard is blocked easily, leads to electrical equipment inside to damaging easily.
Disclosure of Invention
The invention aims to provide a dust-proof device with a good dust-proof effect for underground electrical equipment of a coal mine, so as to solve the problems in the background art.
Technical proposal
The invention provides the following technical scheme: the utility model provides a colliery electrical equipment dust keeper in pit with good dustproof effect, includes the box, the equal fixed mounting in bottom four corners department of box has anti-skidding cushion, the inside fixed mounting of box has the frame, the top inner wall of frame runs through movable mounting and has first dustproof otter board, fixed mounting has first fixed plate between the side of frame and the inner wall of box, fixed mounting has first fixed frame on the bottom inner wall of box, every adjacent the equal movable mounting in inside of first fixed frame has first sliding block, every adjacent the top fixed mounting of first sliding block has the dust frame, the bottom inner wall of dust frame runs through movable mounting has the third dustproof otter board, the inside fixed mounting of dust frame has the second fixed frame, the inside fixed mounting of second fixed frame has the cylinder, two adjacent fixed mounting has the air exhauster between the second fixed frame, the output shaft top fixed mounting of cylinder has first support column, every the top of first support column all is connected with first flexible piece, the inside movable mounting of first sliding block has the dust frame, the bottom wall of dust frame runs through movable mounting has the third dustproof otter board, the inside fixed mounting has the second dust cover board, the second dust cover board is located with the first dust cover board, the second dust cover board is located the first dust cover board is located with the second dust cover board, and the first dust cover board is located the first dust cover board.
Preferably, a first motor and a second supporting column are fixedly installed between the bottom end of the second fixing frame and the inner wall of the bottom end of the dustproof frame respectively, a second bevel gear is fixedly installed at the output shaft end of the first motor, a second threaded column is movably installed between two adjacent second fixing plates, a first moving block is connected to the outer side of the second threaded column in a threaded mode, a cleaning brush is fixedly installed at the top end of the first moving block, one end of the second threaded column penetrates through the second fixing plate and is fixedly provided with the first bevel gear, and the first bevel gear is connected with the second bevel gear in a meshed mode.
Preferably, two adjacent second support columns are located on two sides of the upper edge of the third dustproof screen plate, the cleaning brush is located below the third dustproof screen plate, and the first bevel gear and the second bevel gear are arranged between the first fixing frame and the second fixing plate.
Preferably, the two sides of the opposite sides of the first telescopic block and the second dustproof screen plate are both provided with inclined walls, the second dustproof screen plate is formed by combining three filter plates with equal thickness, and moisture-absorbing cotton is arranged in the upper filter plate and the middle filter plate.
Preferably, the first installation cavity is arranged in the first telescopic block, a first rotating shaft is movably arranged in the first installation cavity, a third fixing plate and a fourth fixing plate are fixedly arranged in the first installation cavity respectively, a third threaded column is movably arranged in the fourth fixing plate, a second inserting column is movably arranged on the outer side of the third threaded column, second sliding blocks are fixedly arranged at the upper end and the lower end of the second inserting column, a fixing column is fixedly arranged between the third fixing plate and the fourth fixing plate, and the second sliding blocks penetrate through the outer sides of the fixing columns.
Preferably, the second plug-in column penetrates through the third fixing plate and extends to the inside of the first support column, a first plug-in hole matched with the second plug-in column is formed in the inside of the first support column in a penetrating mode, one end of the third threaded column penetrates through the fourth fixing plate and is fixedly provided with a third bevel gear, the top end of the first rotating shaft is fixedly provided with a fourth bevel gear, and the third bevel gear is connected with the fourth bevel gear in a meshed mode.
Preferably, the inner wall of the box body penetrates through the second rotating shaft, a fifth bevel gear is fixedly arranged on one side of the second rotating shaft, located in the box body, a first threaded column is movably arranged between the inner wall of the box body and the outer wall of the frame, a second moving block is in threaded connection with the outer side of the first threaded column, a first connecting plate is fixedly arranged at the top end of the second moving block, and a first inserting column is fixedly arranged on one side of the first connecting plate.
Preferably, the outer side of the dustproof frame is fixedly provided with a first plug box, the first plug column penetrates through the frame and is movably connected with the first plug box and extends to the inside of the first plug box, a first sliding column is arranged between the inner wall of the box body and the outer wall of the frame, the inside of the second moving block is movably connected with a first sliding column in a penetrating mode, the outer side of the first threaded column is fixedly provided with a sixth bevel gear, and the fifth bevel gear is connected with the sixth bevel gear in a meshed mode.
Advantageous effects
Compared with the prior art, the invention provides the dust-proof device for the underground electrical equipment of the coal mine, which has the following beneficial effects:
1. this colliery electrical equipment dust keeper in pit with good dustproof effect drives second helical gear pivoted through the rotation of first motor, can drive first screw thread post through first helical gear and rotate when the second helical gear rotates, and the outside threaded connection of first screw thread post has first movable block, can drive the below motion of cleaning brush at the third dustproof otter board through first movable block when first screw thread post rotates like this, cleans the dust of third dustproof otter board bottom, ensures the inside thermal efflux of box to and prevent that the dust from blocking up dustproof otter board.
2. This colliery electrical equipment dust keeper in pit with good dustproof effect through rotating first axis of rotation, can drive the second screw thread post through third bevel gear and fourth helical gear when first axis of rotation rotates, can drive the inside roll-off of second spliced pole from first support column when the second screw thread post rotates for break away from each other between first flexible piece and the first support column, thereby reach the inside second dustproof otter board of first flexible piece and can take out and change, further increase the inside cleanliness of box.
3. This colliery electrical equipment dust keeper in pit with good dustproof effect rotates through rotating the second axis of rotation, can drive first screw thread post through fifth helical gear and sixth helical gear when the second axis of rotation rotates, can drive first connecting plate motion through the second movable block when first screw thread post rotates, can drive interconnect between the first grafting post and the first grafting box in the dust guard outside when first connecting plate motion for the dust guard keeps steadily, thereby conveniently changes the dust guard.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the case of the present invention;
FIG. 3 is a front cross-sectional view of a dust frame of the present invention;
FIG. 4 is an enlarged view of the bottom of the dust-proof frame and the first fixing plate of the present invention;
FIG. 5 is a schematic diagram showing the connection of the first telescopic block and the second dustproof screen;
FIG. 6 is a front cross-sectional view of a first telescopic block of the present invention;
FIG. 7 is a schematic view of the connection between the frame and the first fixing plate according to the present invention;
fig. 8 is a cross-sectional view of a first plug post and first plug box connection of the present invention.
In the figure: 1. a case; 2. a frame; 3. a dust-proof frame; 4. a first fixing frame; 5. a first dust-proof screen; 6. a first fixing plate; 7. a first threaded post; 8. a first plug-in post; 9. a first telescopic block; 10. a first slider; 11. a second threaded post; 12. a second dust-proof screen; 13. a first plug-in box; 14. a second fixing frame; 15. a cylinder; 16. a first support column; 17. a second support column; 18. a third dust-proof screen; 19. an exhaust fan; 20. a first motor; 21. a second fixing plate; 22. a third fixing plate; 23. a first moving block; 24. cleaning a brush; 25. a first helical gear; 26. a second helical gear; 27. a fourth fixing plate; 28. a third threaded post; 29. a first rotation shaft; 30. the second plug-in column; 31. fixing the column; 32. a second slider; 33. a second rotation shaft; 34. a second moving block; 35. a first connection plate; 36. a first sliding column.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a colliery electrical equipment dust keeper in pit with good dustproof effect, including box 1, the bottom four corners department of box 1 all fixed mounting has anti-skidding cushion, the inside fixed mounting of box 1 has frame 2, the top inner wall of frame 2 runs through movable mounting has first dustproof otter board 5, fixed mounting has first fixed plate 6 between the side of frame 2 and the inner wall of box 1, fixed mounting has first fixed frame 4 on the bottom inner wall of box 1, the inside of every adjacent first fixed frame 4 all movable mounting has first sliding block 10, the top fixed mounting of every adjacent first sliding block 10 has dust-proof frame 3, the bottom inner wall of dust-proof frame 3 runs through movable mounting has third dustproof otter board 18, the inside wall fixed mounting of dust-proof frame 3 has second fixed frame 14, the inside fixed mounting of second fixed frame 14 has cylinder 15, an exhaust fan 19 is fixedly arranged between two adjacent second fixing frames 14, first support columns 16 are fixedly arranged at the top ends of output shafts of the air cylinders 15, first telescopic blocks 9 are connected to the top ends of each first support column 16, second dustproof screen plates 12 are movably arranged in the first telescopic blocks 9, first sliding blocks 10 and second fixing plates 21 are fixedly arranged at the bottom ends of the dustproof frames 3 respectively, the first sliding blocks 10 are located in the first fixing frames 4, the first dustproof screen plates 5, the second dustproof screen plates 12 and the third dustproof screen plates 18 are located on the vertical concentric shafts, the first dustproof screen plates 5 are located above the second dustproof screen plates 12, the second dustproof screen plates 12 are located above the third dustproof screen plates 18, and the exhaust fan 19 is located between the second dustproof screen plates 12 and the third dustproof screen plates 18.
In this embodiment, a first motor 20 and a second supporting column 17 are respectively and fixedly installed between the bottom end of the second fixing frame 14 and the bottom end inner wall of the dustproof frame 3, a second bevel gear 26 is fixedly installed at the output shaft end of the first motor 20, a second threaded column 11 is movably installed between two adjacent second fixing plates 21, a first moving block 23 is in threaded connection with the outer side of the second threaded column 11, a cleaning brush 24 is fixedly installed at the top end of the first moving block 23, one end of the second threaded column 11 penetrates through the second fixing plate 21 and is fixedly installed with a first bevel gear 25, and the first bevel gear 25 is in meshed connection with the second bevel gear 26.
In this embodiment, two adjacent second support columns 17 are located at two sides of the upper edge of the third dust-proof screen 18, the cleaning brush 24 is located below the third dust-proof screen 18, and the first bevel gear 25 and the second bevel gear 26 are disposed between the first fixing frame 4 and the second fixing plate 21.
The working principle of the embodiment is as follows: when the cleaning brush is used, the second bevel gear 26 is driven to rotate through the rotation of the first motor 20, the second bevel gear 26 drives the second threaded column 11 to rotate through the first bevel gear 25 when rotating, the outer side of the second threaded column 11 is connected with the first moving block 23 in a threaded mode, and therefore the cleaning brush 24 is driven to move below the third dust-proof screen 18 through the first moving block 23 when the second threaded column 11 rotates, dust at the bottom end of the third dust-proof screen 18 is cleaned, heat dissipation inside the box body 1 is guaranteed, and dust blocking of the dust-proof screen is prevented.
Embodiment two:
referring to fig. 3 and fig. 5-6, the present invention provides a technical solution: the utility model provides a colliery electrical equipment dust keeper in pit with good dustproof effect, including box 1, the bottom four corners department of box 1 all fixed mounting has anti-skidding cushion, the inside fixed mounting of box 1 has frame 2, the top inner wall of frame 2 runs through movable mounting has first dustproof otter board 5, fixed mounting has first fixed plate 6 between the side of frame 2 and the inner wall of box 1, fixed mounting has first fixed frame 4 on the bottom inner wall of box 1, the inside of every adjacent first fixed frame 4 all movable mounting has first sliding block 10, the top fixed mounting of every adjacent first sliding block 10 has dust-proof frame 3, the bottom inner wall of dust-proof frame 3 runs through movable mounting has third dustproof otter board 18, the inside wall fixed mounting of dust-proof frame 3 has second fixed frame 14, the inside fixed mounting of second fixed frame 14 has cylinder 15, an exhaust fan 19 is fixedly arranged between two adjacent second fixing frames 14, first support columns 16 are fixedly arranged at the top ends of output shafts of the air cylinders 15, first telescopic blocks 9 are connected to the top ends of each first support column 16, second dustproof screen plates 12 are movably arranged in the first telescopic blocks 9, first sliding blocks 10 and second fixing plates 21 are fixedly arranged at the bottom ends of the dustproof frames 3 respectively, the first sliding blocks 10 are located in the first fixing frames 4, the first dustproof screen plates 5, the second dustproof screen plates 12 and the third dustproof screen plates 18 are located on the vertical concentric shafts, the first dustproof screen plates 5 are located above the second dustproof screen plates 12, the second dustproof screen plates 12 are located above the third dustproof screen plates 18, and the exhaust fan 19 is located between the second dustproof screen plates 12 and the third dustproof screen plates 18.
In this embodiment, two opposite sides of the first telescopic block 9 and the second dustproof screen 12 are both provided with inclined walls, the second dustproof screen 12 is formed by combining three filter plates with equal thickness, and moisture-absorbing cotton is arranged in the upper filter plate and the middle filter plate.
In this embodiment, a first installation cavity is provided in the first telescopic block 9, a first rotating shaft 29 is movably installed in the first installation cavity, a third fixing plate 22 and a fourth fixing plate 27 are fixedly installed in the first installation cavity respectively, a third threaded column 28 is movably installed in the fourth fixing plate 27, a second plugging column 30 is movably installed on the outer side of the third threaded column 28, a second sliding block 32 is fixedly installed at the upper end and the lower end of the second plugging column 30, a fixing column 31 is fixedly installed between the third fixing plate 22 and the fourth fixing plate 27, and the second sliding block 32 penetrates through the outer side of the fixing column 31.
In this embodiment, the second plugging post 30 penetrates through the third fixing plate 22 and extends to the inside of the first supporting post 16, a first plugging hole matched with the second plugging post 30 is formed in the inside of the first supporting post 16, one end of the third threaded post 28 penetrates through the fourth fixing plate 27 and is fixedly provided with a third bevel gear, the top end of the first rotating shaft 29 is fixedly provided with a fourth bevel gear, and the third bevel gear and the fourth bevel gear are in meshed connection.
The working principle of the embodiment is as follows: when the novel dustproof box is used, the first rotating shaft 29 is rotated, the third threaded column 28 is driven to rotate through the third bevel gear and the fourth bevel gear when the first rotating shaft 29 rotates, the second inserting column 30 is driven to slide out of the first support column 16 when the third threaded column 28 rotates, the first telescopic block 9 and the first support column 16 are separated from each other, and therefore the second dustproof screen 12 in the first telescopic block 9 can be taken out and replaced, and the cleanliness of the box body 1 is further improved.
Embodiment III:
referring to fig. 2 and fig. 7-8, the present invention provides a technical solution: the utility model provides a colliery electrical equipment dust keeper in pit with good dustproof effect, including box 1, the bottom four corners department of box 1 all fixed mounting has anti-skidding cushion, the inside fixed mounting of box 1 has frame 2, the top inner wall of frame 2 runs through movable mounting has first dustproof otter board 5, fixed mounting has first fixed plate 6 between the side of frame 2 and the inner wall of box 1, fixed mounting has first fixed frame 4 on the bottom inner wall of box 1, the inside of every adjacent first fixed frame 4 all movable mounting has first sliding block 10, the top fixed mounting of every adjacent first sliding block 10 has dust-proof frame 3, the bottom inner wall of dust-proof frame 3 runs through movable mounting has third dustproof otter board 18, the inside wall fixed mounting of dust-proof frame 3 has second fixed frame 14, the inside fixed mounting of second fixed frame 14 has cylinder 15, an exhaust fan 19 is fixedly arranged between two adjacent second fixing frames 14, first support columns 16 are fixedly arranged at the top ends of output shafts of the air cylinders 15, first telescopic blocks 9 are connected to the top ends of each first support column 16, second dustproof screen plates 12 are movably arranged in the first telescopic blocks 9, first sliding blocks 10 and second fixing plates 21 are fixedly arranged at the bottom ends of the dustproof frames 3 respectively, the first sliding blocks 10 are located in the first fixing frames 4, the first dustproof screen plates 5, the second dustproof screen plates 12 and the third dustproof screen plates 18 are located on the vertical concentric shafts, the first dustproof screen plates 5 are located above the second dustproof screen plates 12, the second dustproof screen plates 12 are located above the third dustproof screen plates 18, and the exhaust fan 19 is located between the second dustproof screen plates 12 and the third dustproof screen plates 18.
In this embodiment, the inner wall of the box 1 penetrates through the second rotating shaft 33 and is fixedly provided with a fifth bevel gear on one side of the second rotating shaft 33 located inside the box 1, a first threaded column 7 is movably installed between the inner wall of the box 1 and the outer wall of the frame 2, a second moving block 34 is in threaded connection with the outer side of the first threaded column 7, a first connecting plate 35 is fixedly installed at the top end of the second moving block 34, and a first plug-in column 8 is fixedly installed on one side of the first connecting plate 35.
In this embodiment, a first plug box 13 is fixedly installed on the outer side of the dust-proof frame 3, a first plug column 8 penetrates through the frame 2 and is movably connected with the first plug box 13, and extends to the inside of the first plug box 13, a first sliding column 36 is arranged between the inner wall of the box body 1 and the outer wall of the frame 2, a first sliding column 36 is movably connected with the inside of the second moving block 34, a sixth bevel gear is fixedly installed on the outer side of the first threaded column 7, and the fifth bevel gear is in meshed connection with the sixth bevel gear.
The working principle of the embodiment is as follows: during the use, rotate the second axis of rotation 33, can drive first screw thread post 7 through fifth helical gear and sixth helical gear when the second axis of rotation 33 rotates and rotate, can drive first connecting plate 35 motion through second movable block 34 when first screw thread post 7 rotates, can drive interconnect between the first grafting post 8 and the first grafting box 13 in the dustproof frame 3 outside when first connecting plate 35 motion for dustproof frame 3 keeps stable, thereby conveniently change dustproof frame 3.
Claims (2)
1. The utility model provides a colliery electrical equipment dust keeper in pit with good dustproof effect, includes box (1), the equal fixed mounting in bottom four corners department of box (1) has anti-skidding cushion, its characterized in that: the inside fixed mounting of box (1) has frame (2), the top inner wall of frame (2) runs through movable mounting has first dustproof otter board (5), fixed mounting has first fixed plate (6) between the side of frame (2) and the inner wall of box (1), fixed mounting has first fixed frame (4) on the bottom inner wall of box (1), every adjacent inside equal movable mounting of first fixed frame (4) has first sliding block (10), every adjacent top fixed mounting of first sliding block (10) has dustproof frame (3), the bottom inner wall of dustproof frame (3) runs through movable mounting has third dustproof otter board (18), the inside wall fixed mounting of dustproof frame (3) has second fixed frame (14), the inside fixed mounting of second fixed frame (14) has cylinder (15), and fixed mounting has air exhauster (19) between two adjacent second fixed frame (14), the output shaft top fixed mounting of cylinder (15) has first support column (16), every first sliding block (16) has first flexible top (9) of first sliding block (9) and flexible top (9) of first flexible top (9), the first sliding block (10) is positioned in the first fixing frame (4), the first dustproof screen plate (5), the second dustproof screen plate (12) and the third dustproof screen plate (18) are all positioned on vertical concentric shafts, the first dustproof screen plate (5) is positioned above the second dustproof screen plate (12), the second dustproof screen plate (12) is positioned above the third dustproof screen plate (18), and the exhaust fan (19) is positioned between the second dustproof screen plate (12) and the third dustproof screen plate (18);
a first motor (20) and a second supporting column (17) are fixedly installed between the bottom end of the second fixing frame (14) and the inner wall of the bottom end of the dustproof frame (3), a second bevel gear (26) is fixedly installed at the output shaft end of the first motor (20), a second threaded column (11) is movably installed between two adjacent second fixing plates (21), a first moving block (23) is in threaded connection with the outer side of the second threaded column (11), a cleaning brush (24) is fixedly installed at the top end of the first moving block (23), one end of the second threaded column (11) penetrates through the second fixing plate (21) and is fixedly provided with a first bevel gear (25), the first bevel gear (25) is connected with the second bevel gear (26) in a meshed mode, two adjacent second supporting columns (17) are located on two sides of the upper edge of the third dustproof screen (18), the cleaning brush (24) is located below the third dustproof screen (18), and the first bevel gear (25) and the second bevel gear (26) are arranged between the first fixing plate (21) and the second fixing plate (21);
a first mounting cavity is formed in the first telescopic block (9), a first rotating shaft (29) is movably mounted in the first mounting cavity, a third fixing plate (22) and a fourth fixing plate (27) are fixedly mounted in the first mounting cavity respectively, a third threaded column (28) is movably mounted in the fourth fixing plate (27), a second inserting column (30) is movably mounted in the outer side of the third threaded column (28), second sliding blocks (32) are fixedly mounted at the upper end and the lower end of the second inserting column (30), a fixing column (31) is fixedly mounted between the third fixing plate (22) and the fourth fixing plate (27), the second sliding blocks (32) penetrate through the outer side of the fixing column (31), the second inserting column (30) penetrates through the third fixing plate (22) and extends to the inner side of the first supporting column (16), a bevel gear (29) which is matched with the second inserting column (30) is fixedly mounted at the top end of the fourth bevel gear (27) through the third inclined shaft;
the inner wall of box (1) runs through movable mounting has second axis of rotation (33) to be located inside one side fixed mounting of box (1) at second axis of rotation (33) and have fifth helical gear, movable mounting has first screw post (7) between the outer wall of box (1) inner wall and frame (2), the outside threaded connection of first screw post (7) has second movable block (34), the top fixed mounting of second movable block (34) has first connecting plate (35), one side fixed mounting of first connecting plate (35) has first helical gear (8), the outside fixed mounting of dustproof frame (3) has first plug box (13), first plug box (8) runs through frame (2) and with first plug box (13) swing joint to extend to the inside of first plug box (13), first sliding column (36) between the outer wall of box (1) inner wall and frame (2), the inside of second movable block (34) runs through movable connection has first helical gear (36), first helical gear (7) and sixth helical gear (7) fixed mounting have.
2. The dust-proof device for underground coal mine electrical equipment with good dust-proof effect as claimed in claim 1, wherein: the two sides of the opposite sides of the first telescopic block (9) and the second dustproof screen plate (12) are respectively provided with an inclined wall, the second dustproof screen plate (12) is formed by combining three filter plates with equal thickness, and moisture-absorbing cotton is arranged in the upper filter plate and the middle filter plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257959.8A CN114710914B (en) | 2022-03-16 | 2022-03-16 | Colliery electrical equipment dust keeper in pit with good dustproof effect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257959.8A CN114710914B (en) | 2022-03-16 | 2022-03-16 | Colliery electrical equipment dust keeper in pit with good dustproof effect |
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| Publication Number | Publication Date |
|---|---|
| CN114710914A CN114710914A (en) | 2022-07-05 |
| CN114710914B true CN114710914B (en) | 2024-03-12 |
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| CN202210257959.8A Active CN114710914B (en) | 2022-03-16 | 2022-03-16 | Colliery electrical equipment dust keeper in pit with good dustproof effect |
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| CN (1) | CN114710914B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111511135A (en) * | 2020-04-24 | 2020-08-07 | 杜玉军 | Coal mine underground electrical equipment dustproof device with good dustproof effect |
| CN214754775U (en) * | 2021-06-08 | 2021-11-16 | 广州安能特电气设备有限公司 | Electrical equipment dustproof protection case |
| CN214849960U (en) * | 2021-03-30 | 2021-11-23 | 华皖有限公司 | Dustproof radiating high-voltage reactive automatic compensation device |
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2022
- 2022-03-16 CN CN202210257959.8A patent/CN114710914B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111511135A (en) * | 2020-04-24 | 2020-08-07 | 杜玉军 | Coal mine underground electrical equipment dustproof device with good dustproof effect |
| CN214849960U (en) * | 2021-03-30 | 2021-11-23 | 华皖有限公司 | Dustproof radiating high-voltage reactive automatic compensation device |
| CN214754775U (en) * | 2021-06-08 | 2021-11-16 | 广州安能特电气设备有限公司 | Electrical equipment dustproof protection case |
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| Publication number | Publication date |
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| CN114710914A (en) | 2022-07-05 |
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