CN117685038B - Dust suppression device for coal mine excavation - Google Patents
Dust suppression device for coal mine excavation Download PDFInfo
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- CN117685038B CN117685038B CN202410129037.8A CN202410129037A CN117685038B CN 117685038 B CN117685038 B CN 117685038B CN 202410129037 A CN202410129037 A CN 202410129037A CN 117685038 B CN117685038 B CN 117685038B
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- plate
- side plates
- water
- dust suppression
- spray pipe
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- 239000000428 dust Substances 0.000 title claims abstract description 32
- 239000003245 coal Substances 0.000 title claims abstract description 24
- 230000001629 suppression Effects 0.000 title claims abstract description 19
- 238000009412 basement excavation Methods 0.000 title claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 239000007921 spray Substances 0.000 claims abstract description 46
- 238000005507 spraying Methods 0.000 claims abstract description 22
- 239000003595 mist Substances 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims abstract description 11
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 238000005065 mining Methods 0.000 claims description 13
- 238000001125 extrusion Methods 0.000 claims description 10
- 244000309464 bull Species 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 description 4
- 239000000779 smoke Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000002817 coal dust Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention discloses a dust suppression device for coal mine excavation, and belongs to the technical field of coal mine excavation; the device comprises two side plates which are arranged left and right, a telescopic structure is connected between the two side plates, a winding device is connected between the two side plates, a water spray pipe is wound on the winding device and connected with the telescopic structure, when the telescopic structure is stretched or contracted, the water spray pipe follows the telescopic structure to be correspondingly wound and unwound on the winding device, two ends of the water spray pipe are paved along the two side plates, atomizing spray heads for spraying water vapor are equidistantly arranged on the water spray pipe, the water spray directions of the atomizing spray heads on different positions are different, and a water mist wall for blocking dust is formed by spraying water through a plurality of atomizing spray heads; the top end of the side plate symmetrically rotates through a shaft pin to be provided with a shielding plate with a door-shaped structure, and the two shielding plates are spliced to shield the atomizing nozzle and are used for workers to pass through the door-shaped structure of the shielding plate; the invention solves the problem of insufficient dust suppression under the mine.
Description
Technical Field
The invention belongs to the technical field of coal mining, and relates to a dust suppression device for coal mining.
Background
In the underground mining process of the coal mine, workers can use various tools and machines to excavate coal, but when the coal is excavated, the coal can become coal dust due to the tools and the mechanical operation, and because the space in the mine is smaller, the visibility of an operation site of coal mining is very low, meanwhile, the physical health of the workers can be influenced after the workers inhale the dust, so that the dust suppression operation during coal mining is particularly important.
At present, when coal is mined, related dust suppression equipment is used for reducing the amount of coal dust on an operation site, and dust cannot be completely absorbed through a fan or a water mist spraying mode. In addition, because the space in the mine is small, dust can be spread in the mine through air, and the dust cannot be sufficiently restrained in the mine.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides a dust suppression device for coal mine excavation.
In order to achieve the above purpose, the invention is realized by the following technical scheme:
the utility model provides a dust suppression device for coal mine excavation, includes two curb plates that set up about, is connected with extending structure between two curb plates, adjusts the distance between two curb plates through extending structure according to the width of mine, makes two curb plates laminating mine's lateral wall; a winding device is connected between the two side plates, a water spray pipe is wound on the winding device, the water spray pipe is connected with the telescopic structure, when the telescopic structure is stretched or contracted, the water spray pipe is correspondingly wound on the winding device along with the telescopic structure, the two ends of the water spray pipe are paved along the two side plates, atomizing nozzles for spraying water vapor are equidistantly arranged on the water spray pipe, the direction of the water spraying vapor of the atomizing nozzles at different positions is different, and a water mist wall for blocking dust is formed by spraying water of a plurality of atomizing nozzles; the top of the side plate symmetrically rotates through the shaft pin to install the shielding plate with the door-shaped structure, and the two shielding plates are spliced to shield the atomizing nozzle and simultaneously used for workers to pass through the door-shaped structure of the shielding plate.
Further, the device also comprises a middle plate and a mounting plate; the middle plate is arranged between the two side plates, and the two side plates slide on two sides of the middle plate; the mounting plate is fixedly arranged on one side of the top of the side plate; the two ends of the water spray pipe are fixedly arranged along the mounting plates and the side plates on the two sides respectively; the spray pipe is an inverted U-shaped setting, and the one end of spray pipe is sealed, and the other end and the water pipe intercommunication of spray pipe.
Further, the telescopic structure comprises a positioning rod and a positioning sleeve; the outside symmetry fixed mounting of medium plate has the locating lever, and the top one side symmetry fixed mounting of curb plate has a locating sleeve, locating lever and locating sleeve sliding connection, and the one end outside cover that the locating lever is close to the medium plate is equipped with extrusion spring, extrusion spring's one end and medium plate fixed connection, extrusion spring's the other end and locating sleeve keep away from the one end fixed connection of curb plate.
Further, the winding device comprises a winding roller; the middle part of medium plate has been seted up and has been changeed the hole, and the bull stick is installed in the middle part rotation in change hole, and the bottom fixed mounting of bull stick has the wind-up roll, and the spray pipe twines on the wind-up roll.
Still further, the top outside rotation of bull stick is connected with the revolving board, and the both ends symmetry fixed mounting of revolving board has the gag lever post, and the bottom fixed mounting of gag lever post has the holding ring, the spacing groove has been seted up to the one end that the curb plate was kept away from to the mounting panel, and the gag lever post passes the spacing groove and with spacing groove sliding connection, the holding ring is in the lower surface of mounting panel.
Further, a knob is fixedly arranged at the top of the rotating rod.
Further, the slide hole has been seted up to the middle part symmetry of curb plate, and the inside slidable mounting of slide hole has the awl pole, and the tip fixed mounting of a plurality of awl pole has the mount, and the mount passes through awl pole and curb plate detachable connection.
Further, the taper rod is made of steel materials.
Further, the inboard fixed mounting of curb plate has the spacing, and the middle part symmetry fixed mounting of spacing has the dead lever, slidable mounting has the sliding block between two dead levers, and the both ends symmetry fixed mounting of sliding block has the pull rod, and the pull rod setting is in the both sides of curb plate, and the both ends roll of sliding block installs first ball, and the upper surface roll of shielding plate installs the second ball, and first ball is in different planes with the second ball, and fixed mounting has the connecting rod between first ball and the second ball.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, the relative sliding between the two side plates can be regulated according to the width of the mine, the two side plates are attached to the side wall of the mine, meanwhile, the length of the water spraying pipe is also elongated, the water spraying pipe is in an inverted U shape, after water is introduced into the water spraying pipe, the atomizing nozzle sprays water mist, and as the direction of the water spraying mist of the atomizing nozzle at different positions is different, the water spraying of the atomizing nozzle can form a layer of water mist wall for blocking dust, and the dust can be absorbed by water vapor at the inner side of the water mist wall at the position where the mine is excavated, so that the dust is inhibited.
When the staff needs to pass the water smoke wall, upwards promote unilateral pull rod, will drive through the connection of connecting rod and have an inwards pulling force to the shielding plate, and at this moment, first ball will roll at the both ends of sliding block, and the second ball will roll at the upper surface of shielding plate, and then splices two shielding plates, can shelter from atomizer's water spray, makes things convenient for people's passing. By pulling the pull rod downwards afterwards, the two shielding plates can be opened for forming the water mist wall.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is an overall exploded view of the present invention;
FIG. 4 is a partial exploded view of the present invention;
FIG. 5 is a schematic view of a partial structure of the present invention;
fig. 6 is an enlarged view at B in fig. 5.
Reference numerals in the drawings: 1. a side plate; 2. a middle plate; 3. a mounting plate; 4. a water spray pipe; 5. an atomizing nozzle; 6. a positioning rod; 7. positioning a sleeve; 8. extruding a spring; 9. a turning hole; 10. a rotating rod; 11. a wind-up roll; 12. a rotating plate; 13. a limit rod; 14. a support ring; 15. a limit groove; 16. a knob; 17. a slide hole; 18. a taper rod; 19. a fixing frame; 20. a shielding plate; 21. a limiting frame; 22. a fixed rod; 23. a sliding block; 24. a pull rod; 25. a first ball; 26. a second ball; 27. and (5) connecting a rod.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail by combining the embodiments and the drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. The following describes the technical scheme of the present invention in detail with reference to examples and drawings, but the scope of protection is not limited thereto.
Referring to fig. 1 to 6, the present embodiment provides a dust suppression device for coal mining, which specifically includes:
the two side plates 1 are arranged left and right, a telescopic structure is connected between the two side plates 1, and the distance between the two side plates 1 is adjusted through the telescopic structure;
the middle plate 2 is arranged between the two side plates 1, and the two side plates 1 slide on two sides of the middle plate 2;
the mounting plate 3 is fixedly arranged on one side of the top of the side plate 1;
the spray pipe 4, spray pipe 4 fixed mounting is in one side of curb plate 1 and the below of mounting panel 3, and spray pipe 4 is an inverted U type setting, through the relative slip between two curb plates 1, adjusts the length of spray pipe 4, and the one end of spray pipe 4 is sealed, and the other end and the water pipe intercommunication of spray pipe 4, equally spaced mounting have the atomizer 5 that is used for spouting steam on the spray pipe 4, and the spray steam direction of atomizer 5 on the different positions is different, can form the water smoke wall that the one deck blocks the dust through the water spray of a plurality of atomizer 5.
When the device is used, the distance between the two side plates 1 is adjusted according to the width of the mine, so that the outer side walls of the two side plates 1 are attached to the side walls of the mine. Meanwhile, the length of the spray pipe 4 is also extended, the spray pipe 4 is in an inverted U-shaped shape, after water is introduced into the spray pipe 4, the atomizing nozzle 5 sprays water mist, and as the water spraying directions of the atomizing nozzles 5 at different positions are different, the water spraying of the atomizing nozzle 5 can form a layer of water mist wall for blocking dust, and at the position of excavation, the dust is absorbed by water vapor before passing through the water mist wall, so that dust suppression is realized.
Referring to fig. 1 to 6, the telescopic structure includes a positioning rod 6 and a positioning sleeve 7; the outside symmetry fixed mounting of medium plate 2 has locating lever 6, and the top one side symmetry fixed mounting of curb plate 1 has locating sleeve 7, locating lever 6 and locating sleeve 7 sliding connection, and locating lever 6 and locating sleeve 7's mutual slip can be fixed a position for the frame that two curb plates 1 and medium plate 2 formed, and locating lever 6 is close to the one end outside cover of medium plate 2 and is equipped with extrusion spring 8, extrusion spring 8's one end and medium plate 2 fixed connection, extrusion spring 8's the other end and locating sleeve 7 keep away from the one end fixed connection of curb plate 1. When the distance between the two side plates 1 is adjusted, the positioning sleeve 7 at the top of the side plate 1 is driven to slide along the positioning rod 6 by the pushing of the extrusion spring 8, so that the two side plates 1 are attached to the side wall of the mine, and then the side plates 1 are fixed.
Referring to fig. 1 to 6, the top end of one of the side plates 1 is symmetrically rotatably provided with a shielding plate 20 with a door-shaped structure through a shaft pin, and the two shielding plates 20 are spliced to shield water sprayed from the atomizer 5, so that a worker can pass through the door-shaped structure of the shielding plate 20. The inboard fixed mounting of curb plate 1 has spacing 21, and the middle part symmetry fixed mounting of spacing 21 has dead lever 22, slidable mounting has slider 23 between two dead levers 22, and the both ends symmetry fixed mounting of slider 23 has pull rod 24, and pull rod 24 is in the both sides setting of curb plate 1, and the both ends roll-mounting of slider 23 has first ball 25, and the upper surface roll-mounting of shielding plate 20 has second ball 26, and first ball 25 is not in the coplanar with second ball 26, fixedly mounting has connecting rod 27 between first ball 25 and the second ball 26. When people need to pass through the water mist wall, the sliding block 23 is driven to ascend along the outer side of the fixed rod 22 by pushing the pull rod 24 on one side upwards, and the connecting rod 27 has an inward pulling force on the shielding plate 20, at the moment, the first rolling balls 25 roll at two ends of the sliding block 23, the second rolling balls 26 roll on the upper surface of the shielding plate 20, and then the two shielding plates 20 are spliced together, so that water spraying of the atomizing nozzle 5 can be shielded, otherwise, the two shielding plates 20 can be opened by pulling the pull rod 24 downwards for forming the water mist wall.
Referring to fig. 1 to 6, a rotation hole 9 is formed in the middle of the middle plate 2, a rotating rod 10 is rotatably mounted in the middle of the rotation hole 9, a wind-up roller 11 is fixedly mounted at the bottom of the rotating rod 10, and the water spray pipe 4 is wound on the wind-up roller 11 and can be wound up. When not using this device, spray pipe 4 twines on wind-up roll 11, and when adjusting the distance between two curb plates 1, two curb plates 1 pulling spray pipe 4 of relative movement, spray pipe 4 on the wind-up roll 11 is discharged for adjust the width of water smoke wall.
Referring to fig. 1 to 6, the rotating plate 12 is rotatably and slidably mounted on the outer side of the top of the rotating rod 10, the stop rods 13 are symmetrically and fixedly mounted on two ends of the rotating plate 12, the support rings 14 are fixedly mounted on the bottoms of the stop rods 13, the stop slots 15 are formed in one end, far away from the side plates 1, of the mounting plate 3, and the stop rods 13 can penetrate through the stop slots 15 and are slidably connected with the stop slots 15, and the support rings 14 are located on the lower surface of the mounting plate 3. When adjusting, move two curb plates 1 in opposite directions, be close to gag lever post 13 with the spacing groove 15 on the mounting panel 3, pass gag lever post 13 in the spacing groove 15 through rotating the swivel plate 12, support ring 14 is in the lower surface of mounting panel 3, realizes the control to the mounting panel 3 position, and then controls the distance between two curb plates 1.
Referring to fig. 1 to 6, a knob 16 is fixedly installed on the top of the rotating rod 10. When carrying out the rolling to spray pipe 4, drive bull stick 10 through turning knob 16 and rotate, and then drive wind-up roll 11 and rotate, spray pipe 4 will twine on wind-up roll 11 to carry out the rolling to the spray pipe 4 that stretches out.
Referring to fig. 1 to 6, the middle of the side plate 1 is symmetrically provided with sliding holes 17, conical rods 18 are slidably mounted in the sliding holes 17, fixing frames 19 are fixedly mounted at the ends of the conical rods 18, and the fixing frames 19 are detachably connected with the side plate 1 through the conical rods 18. In the installation process of the device, other tools are pushed or used for extruding the fixing frame 19, so that the cone rod 18 is driven to be inserted into the side wall of the mine, and the position of the device is fixed.
Referring to fig. 1 to 6, the taper rod 18 is made of steel. High strength of the taper rod 18 is achieved, and the service life of the taper rod 18 is prolonged.
While the invention has been described in detail in connection with specific preferred embodiments thereof, it is not to be construed as limited thereto, but rather as a result of a simple deduction or substitution by a person having ordinary skill in the art to which the invention pertains without departing from the scope of the invention defined by the appended claims.
Claims (8)
1. The dust suppression device for the coal mine excavation is characterized by comprising two side plates (1) which are arranged left and right, wherein a telescopic structure is connected between the two side plates (1), and the distance between the two side plates (1) is adjusted through the telescopic structure according to the width of a mine so that the two side plates (1) are attached to the side wall of the mine; the two side plates (1) are connected with a winding device, the water spraying pipe (4) is wound on the winding device, the water spraying pipe (4) is connected with a telescopic structure, when the telescopic structure is stretched or contracted, the water spraying pipe (4) is correspondingly wound on the winding device along with the telescopic structure, two ends of the water spraying pipe (4) are paved along the two side plates (1), atomizing nozzles (5) for spraying water vapor are equidistantly arranged on the water spraying pipe (4), the water spraying directions of the atomizing nozzles (5) at different positions are different, and a water mist wall for blocking dust is formed by spraying water through the atomizing nozzles (5); the top end of the side plate (1) is symmetrically and rotatably provided with a shielding plate (20) with a door-shaped structure through a shaft pin, the two shielding plates (20) are spliced to shield the atomizing nozzle (5), and the shielding plate is used for allowing workers to pass through the door-shaped structure of the shielding plate (20);
the inboard fixed mounting of curb plate (1) has spacing (21), the middle part symmetry fixed mounting of spacing (21) has dead lever (22), slidable mounting has sliding block (23) between two dead levers (22), the both ends symmetry fixed mounting of sliding block (23) has pull rod (24), pull rod (24) set up in the both sides of curb plate (1), first ball (25) are installed in the both ends roll of sliding block (23), second ball (26) are installed in the upper surface roll of shielding plate (20), first ball (25) are in different planes with second ball (26), fixed mounting has connecting rod (27) between first ball (25) and second ball (26).
2. A dust suppression device for coal mining according to claim 1, further comprising a middle plate (2) and a mounting plate (3); the middle plate (2) is arranged between the two side plates (1), and the two side plates (1) slide on two sides of the middle plate (2); the mounting plate (3) is fixedly arranged at one side of the top of the side plate (1); the two ends of the water spray pipe (4) are fixedly arranged along the mounting plates (3) and the side plates (1) on the two sides respectively; the spray pipe (4) is an inverted U-shaped arrangement, one end of the spray pipe (4) is closed, and the other end of the spray pipe (4) is communicated with the water pipe.
3. A dust suppression device for coal mining according to claim 2, characterized in that the telescopic structure comprises a positioning rod (6) and a positioning sleeve (7); the locating device is characterized in that a locating rod (6) is symmetrically and fixedly arranged on the outer side of the middle plate (2), a locating sleeve (7) is symmetrically and fixedly arranged on one side of the top of the side plate (1), the locating rod (6) is slidably connected with the locating sleeve (7), an extrusion spring (8) is sleeved on the outer side of one end, close to the middle plate (2), of the locating rod (6), one end of the extrusion spring (8) is fixedly connected with the middle plate (2), and the other end of the extrusion spring (8) is fixedly connected with one end, far away from the side plate (1), of the locating sleeve (7).
4. A dust suppression device for coal mining according to claim 2, characterized in that the wind-up device comprises a wind-up roll (11); the middle part of medium plate (2) has been seted up and has been changeed hole (9), and the bull stick (10) are installed in the middle part rotation of changeing hole (9), and the bottom fixed mounting of bull stick (10) has wind-up roll (11), and spray pipe (4) twine on wind-up roll (11).
5. The dust suppression device for coal mining according to claim 4, wherein the outer side of the top of the rotating rod (10) is rotationally connected with a rotating plate (12), two ends of the rotating plate (12) are symmetrically and fixedly provided with limiting rods (13), the bottoms of the limiting rods (13) are fixedly provided with supporting rings (14), one end, far away from the side plates (1), of the mounting plate (3) is provided with limiting grooves (15), the limiting rods (13) penetrate through the limiting grooves (15) and are in sliding connection with the limiting grooves (15), and the supporting rings (14) are located on the lower surface of the mounting plate (3).
6. The dust suppression device for coal mining according to claim 5, wherein a knob (16) is fixedly installed on the top of the rotating rod (10).
7. The dust suppression device for coal mining according to claim 1, wherein sliding holes (17) are symmetrically formed in the middle of the side plate (1), conical rods (18) are slidably arranged in the sliding holes (17), fixing frames (19) are fixedly arranged at the end parts of the conical rods (18), and the fixing frames (19) are detachably connected with the side plate (1) through the conical rods (18).
8. A dust suppression apparatus for coal mining according to claim 7, wherein the cone rod (18) is of steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410129037.8A CN117685038B (en) | 2024-01-31 | 2024-01-31 | Dust suppression device for coal mine excavation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410129037.8A CN117685038B (en) | 2024-01-31 | 2024-01-31 | Dust suppression device for coal mine excavation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117685038A CN117685038A (en) | 2024-03-12 |
| CN117685038B true CN117685038B (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410129037.8A Active CN117685038B (en) | 2024-01-31 | 2024-01-31 | Dust suppression device for coal mine excavation |
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| Country | Link |
|---|---|
| CN (1) | CN117685038B (en) |
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2024
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| CN117685038A (en) | 2024-03-12 |
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