CN116335747B - Ventilating and dust removing device for coal mine tunneling surface - Google Patents
Ventilating and dust removing device for coal mine tunneling surface Download PDFInfo
- Publication number
- CN116335747B CN116335747B CN202310621080.1A CN202310621080A CN116335747B CN 116335747 B CN116335747 B CN 116335747B CN 202310621080 A CN202310621080 A CN 202310621080A CN 116335747 B CN116335747 B CN 116335747B
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- Prior art keywords
- fixed
- pipe
- electric telescopic
- block
- mount
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- 239000000428 dust Substances 0.000 title claims abstract description 32
- 239000003245 coal Substances 0.000 title claims abstract description 29
- 230000005641 tunneling Effects 0.000 title description 26
- 238000009423 ventilation Methods 0.000 claims abstract description 18
- 238000013016 damping Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 16
- 238000005065 mining Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 22
- 230000001105 regulatory effect Effects 0.000 description 13
- 238000005507 spraying Methods 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 239000002341 toxic gas Substances 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/04—Air ducts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
- B05B15/68—Arrangements for adjusting the position of spray heads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/006—Ventilation at the working face of galleries or tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/08—Ventilation arrangements in connection with air ducts, e.g. arrangements for mounting ventilators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M3/00—Portable or wheeled frames or beds, e.g. for emergency power-supply aggregates, compressor sets
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention relates to the technical field of coal mining, in particular to a ventilation and dust removal device for a coal mine driving surface, which comprises a base, a fixed pipe, a first fixed frame, an adjusting pipe, a second fixed frame, a spring pipe, a steering mechanism, a fan, a fixed block, an atomizing spray head and a moving mechanism.
Description
Technical Field
The invention relates to the technical field of coal mining, in particular to a ventilation and dust removal device for a coal mine tunneling surface.
Background
When coal mining is carried out, a worker needs to use a heading machine to carry out heading on a position where the coal mine is required to be mined, in the process, a drill bit of the heading machine can crush the heading face, a large amount of coal dust is generated in the process, water spraying operation is carried out on the heading face at any time, however, most of existing water spraying operation is carried out by using an atomizing nozzle, the atomizing nozzle needs to be installed on a support which is additionally arranged, people need to move the position of the support at any time, meanwhile, the position of the atomizing nozzle is relatively fixed, the water spraying position of the atomizing nozzle cannot be adjusted, meanwhile, explosive gas is generated in the heading process, and therefore combustible gas or toxic gas is discharged by using a ventilation pipe which is communicated with the outside, and in the process, along with the heading work, a right angle or an angled coal mine tunnel is sometimes carried out, and in the process, the ventilation pipe is inconvenient to directly inhale the ventilation pipe against the heading face due to the fact that the ventilation pipe has a certain length.
Therefore, it is necessary to provide a ventilation and dust removal device for a coal mine heading face to solve the technical problems.
Disclosure of Invention
In order to solve the technical problems, the invention provides a ventilation and dust removal device for a coal mine tunneling surface.
The invention provides a ventilation and dust removal device for a coal mine tunneling surface, which comprises a base, a fixed pipe, a first fixed frame, an adjusting pipe, a second fixed frame, a spring pipe, a steering mechanism, a fan, a fixed block, an atomizing nozzle and a moving mechanism. When the device is used, the adjusting pipes are aligned with the tunneling surface and are communicated with the outside through connection among the fixed pipes, air and dust inside a coal mine are discharged through operation of the fan, when some right angles or some angled coal mine roadways are tunneled, the angle between the adjusting pipes and the fixed pipes is adjusted through operation of the steering mechanism, meanwhile, toxic gas is discharged outside along the fixed pipes through expansion and contraction of the spring pipes, in the tunneling process, the water pipes are communicated with the atomizing spray heads, dust fall operation of the atomizing spray heads on the tunneling surface is achieved, and the water spraying positions and the water spraying angles of the atomizing spray heads are controlled through operation of the moving mechanism, so that dust fall of different positions and angles of the tunneling surface is achieved.
Preferably, the steering mechanism comprises a first sliding block, a second sliding block, a first electric telescopic rod and a second electric telescopic rod, the bottom of the second fixing frame is respectively and fixedly provided with the first sliding block and the second sliding block, the first sliding block and the second sliding block are symmetrically arranged relative to the middle of the second fixing frame, the first electric telescopic rod is rotatably arranged at the position of the base close to the first sliding block through a shaft pin, the second electric telescopic rod is rotatably arranged at the position of the base close to the second sliding block through the shaft pin, the first electric telescopic rod and the second electric telescopic rod are symmetrically arranged relative to the middle of the second fixing frame, the moving ends of the first electric telescopic rod and the second electric telescopic rod are rotatably connected with one side of the second fixing frame through the shaft pin, the first sliding groove and the second sliding groove are symmetrically arranged relative to the middle of the second fixing frame and are staggered, and the first sliding block is slidably connected with the first sliding groove, and the second sliding groove are slidably connected with the second sliding groove. When the device is used, the moving end of the first electric telescopic rod or the second electric telescopic rod stretches, so that the angle of the adjusting pipe connected with the second fixing frame is driven to change, and dust collection and exhaust operations are conveniently carried out on the right angle or the tunneling surface on some angled roadways in the coal mine.
Preferably, the bottom of the first sliding block closely laminates and slides with the bottom of the first sliding groove, and the bottom of the second sliding block closely laminates and slides with the bottom of the second sliding groove. The sliding stability of the first sliding block and the second sliding block in the first sliding groove and the second sliding groove is realized.
Preferably, the moving mechanism comprises a positioning block, a positioning rod, a fixing plate, a rotating plate, a mounting frame, a control motor, a gear groove, a mounting plate, a third electric telescopic rod and a gear, wherein the positioning block is symmetrically and fixedly arranged at one end top of the fixing block, the positioning rod is slidably arranged between the positioning blocks at two same sides, a positioning hole is formed in the middle of the positioning block, the positioning hole is slidably connected with the positioning rod, the two positioning rods are fixedly arranged at one end of the positioning rod, the rotating plate is rotatably arranged at the top of the fixing plate through damping, the atomizing nozzle is fixedly arranged at the middle position of the rotating plate, the mounting frame is fixedly arranged on the upper surface of the fixing block, the control motor is fixedly arranged at the top of the mounting frame, the output end of the control motor penetrates through the mounting frame and is fixedly provided with the gear, the gear groove is formed in the outer side of the positioning rod and is in meshed connection with the gear, the mounting plate is fixedly arranged at one side of the fixing plate, the mounting plate is far away from one end top of the fixing plate, the third electric telescopic rod is rotatably arranged through a shaft pin, and the output end of the third electric telescopic rod is fixedly arranged at one side of the rotating plate through the shaft pin. The extension length of the atomizing nozzle is controlled by controlling the operation of the motor, so that dust fall operation on a tunneling surface is facilitated, the angle of the rotating plate is controlled by the third electric telescopic rod, the water spraying angle of the atomizing nozzle is changed, and water spraying on different positions of the tunneling surface is realized.
Preferably, a fixing ring is fixedly arranged in the middle of the upper surface of the fixing block. The water pipe connected with the atomizing nozzle can pass through the fixing ring for fixing the position of the water pipe.
Preferably, a controller is installed on the outer side of the adjusting pipe. People control the whole device through the control controller, so that the use of people is facilitated.
Preferably, a filter screen is fixedly arranged in one end of the adjusting tube far away from the spring tube. The exhaust gas is filtered, and other things such as larger garbage are prevented from entering the regulating pipe.
Preferably, the bottom of the base is symmetrically and fixedly provided with self-locking universal wheels. The device is convenient for people to move and fix the whole device.
Compared with the related art, the ventilation and dust removal device for the coal mine tunneling surface has the following beneficial effects:
when the device is used, compared with the prior art, when a coal mine roadway with right angles or angles is tunneled, the controller is used for independently controlling the moving end of the first electric telescopic rod or the second electric telescopic rod to extend, so that the angle between the adjusting pipe and the fixed pipe is adjusted, and meanwhile, toxic gas is discharged outside along the fixed pipe through the extension and retraction of the spring pipe, so that dust collection and exhaust operations are conveniently carried out on a tunneling surface on the right angles or angles in the coal mine roadway;
in the tunneling process, the controller controls the operation of the motor, so that the extension length of the atomizing spray head is controlled, dust fall operation is facilitated on the tunneling surface, the moving end of the third electric telescopic rod extends, the angle of the rotating plate is controlled, the water spraying angle of the atomizing spray head is changed, and water spraying on different positions of the tunneling surface is realized;
in the use process of the device, the atomizing nozzle and the adjusting pipe are arranged together, and the rotation of the adjusting pipe can drive the atomizing nozzle to rotate together, so that the ventilation and dust removal are realized.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of the present invention;
FIG. 3 is a schematic view of a partial explosion structure according to the present invention;
FIG. 4 is a schematic diagram of a partial explosion structure of the present invention;
fig. 5 is an enlarged view at a in fig. 4.
Reference numerals in the drawings: 1. a base; 2. a fixed tube; 3. a first fixing frame; 4. an adjusting tube; 5. the second fixing frame; 6. a spring tube; 7. a steering mechanism; 8. a blower; 9. a fixed block; 10. an atomizing nozzle; 11. a moving mechanism; 12. a fixing ring; 13. a controller; 14. a filter screen; 15. self-locking universal wheels; 71. a first slider; 72. a second slider; 73. a first electric telescopic rod; 74. a second electric telescopic rod; 75. a first chute; 76. a second chute; 111. a positioning block; 112. a positioning rod; 113. positioning holes; 114. a fixing plate; 115. a rotating plate; 116. a mounting frame; 117. controlling a motor; 118. a gear groove; 119. a mounting plate; 1110. a third electric telescopic rod; 1111. a gear.
Detailed Description
The invention will be further described with reference to the drawings and embodiments.
Referring to fig. 1 to 5, a ventilation and dust removal device for a coal mine driving surface comprises a base 1, a fixed pipe 2, a first fixed frame 3, a regulating pipe 4, a second fixed frame 5, a spring pipe 6, a steering mechanism 7, a fan 8, a fixed block 9, an atomizing spray head 10 and a moving mechanism 11, wherein the fixed pipe 2 is installed at the top of one end of the base 1, the first fixed frame 3 is symmetrically and fixedly installed at the bottom of the fixed pipe 2, the regulating pipe 4 is installed at the top of one end of the base 1 far away from the fixed pipe 2 through bolts, the second fixed frame 5 is fixedly installed at the bottom of the regulating pipe 4, the spring pipe 6 is fixedly installed between the regulating pipe 4 and the fixed pipe 2, the steering mechanism 7 for rotating the regulating pipe 4 is installed between one end of the base 1 near the regulating pipe 4 and the second fixed frame 5, the fan 8 is fixedly installed at the inner part of one end of the regulating pipe 4 far away from the spring pipe 6, the fixed block 9 is integrally installed at the top of the regulating pipe 4, the regulating block 9 is fixedly installed at the top of the regulating pipe 9, the atomizing spray head 10 is symmetrically installed at the top of the regulating pipe 9, and the atomizing spray head is fixedly installed at the top of the moving mechanism. When the device is used, the adjusting pipes 4 are aligned with a tunneling surface and are communicated with the outside through connection among the fixed pipes 2, air and dust in a coal mine are discharged through operation of the fan 8, when a right angle or an angled coal mine roadway is tunneled, the angle between the adjusting pipes 4 and the fixed pipes 2 is adjusted through operation of the steering mechanism 7, meanwhile, toxic gas is discharged out of the outside along the fixed pipes 2 through expansion and contraction of the spring pipes 6, in the tunneling process, the water pipes are communicated with the atomizing spray heads 10, dust falling operation of the atomizing spray heads 10 on the tunneling surface is achieved, and the water spraying positions and the water spraying angles of the atomizing spray heads 10 are controlled through operation of the moving mechanism 11, so that dust falling of different distances and angles on the tunneling surface is achieved.
Referring to fig. 1 to 5, the steering mechanism 7 includes a first slider 71, a second slider 72, a first electric telescopic rod 73 and a second electric telescopic rod 74, the bottom of the second fixing frame 5 is respectively and fixedly provided with the first slider 71 and the second slider 72, the first slider 71 and the second slider 72 are symmetrically disposed relative to the middle of the second fixing frame 5, the position of the base 1 close to the first slider 71 is rotatably provided with the first electric telescopic rod 73 through a shaft pin, the position of the base 1 close to the second slider 72 is rotatably provided with the second electric telescopic rod 74 through a shaft pin, the first electric telescopic rod 73 and the second electric telescopic rod 74 are symmetrically disposed relative to the middle of the second fixing frame 5, the moving ends of the first electric telescopic rod 73 and the second electric telescopic rod 74 are rotatably connected with one side of the second fixing frame 5 through a shaft pin, the position of the base 1 close to the second fixing frame 5 is provided with a first sliding groove 75 and a second sliding groove 76, the position of the first sliding groove 75 and the second sliding groove 76 are symmetrically disposed relative to the middle of the second fixing frame 5, and the first sliding groove 75 is in a staggered connection with the second sliding groove 76. When the device is used, the moving end of the first electric telescopic rod 73 or the second electric telescopic rod 74 is independently controlled to extend, so that the first sliding block 71 or the second sliding block 72 connected with the second fixing frame 5 is driven to slide along the first sliding groove 75 or the second sliding groove 76, the angle of the adjusting pipe 4 is adjusted to change, and dust collection and exhaust operations on a driving surface on a right angle or some angled roadways in a coal mine are facilitated.
Referring to fig. 1 to 5, the bottom of the first slider 71 slides closely to the bottom of the first chute 75, and the bottom of the second slider 72 slides closely to the bottom of the second chute 76. The stability of sliding of the first slider 71 and the second slider 72 inside the first slide groove 75 and the second slide groove 76 is achieved.
Referring to fig. 1 to 5, the moving mechanism 11 includes a positioning block 111, a positioning rod 112, a fixing plate 114, a rotating plate 115, a mounting frame 116, a control motor 117, a gear groove 118, a mounting plate 119, a third electric telescopic rod 1110 and a gear 1111, wherein the positioning block 111 is symmetrically and fixedly installed at the top of one end of the fixing block 9, the positioning rod 112 is slidably installed between the two positioning blocks 111 on the same side, a positioning hole 113 is formed in the middle of the positioning block 111, the positioning hole 113 is slidably connected with the positioning rod 112, one end of the two positioning rods 112 is fixedly provided with the fixing plate 114, the top of the fixing plate 114 is rotatably provided with the rotating plate 115 through damping, the atomizer 10 is fixedly installed at the middle position of the rotating plate 115, the mounting frame 116 is fixedly installed on the upper surface of the fixing block 9, the top of the mounting frame 116 is fixedly provided with the control motor 117, the output end of the control motor 117 passes through the mounting frame 116 and is fixedly provided with the gear 1111, the outer side of one positioning rod 112 is provided with the gear groove 118, the gear groove 118 is in meshed connection with the gear 1111, one side of the fixing plate 1110 is fixedly installed at one side of the fixing plate 1110, the rotating plate 114 is rotatably provided with the rotating plate 115 through the shaft pin 119, and is fixedly installed at one side of the rotating plate 119 through the mounting plate which is far from the first end of the rotating plate 115. The gear 1111 is driven to rotate by controlling the operation of the motor 117, the positioning rod 112 is limited by the engagement of the gear groove 118 and the gear 1111 and the positioning hole 113 in the middle of the positioning block 111, the fixing plate 114 is driven to move, the extension length of the atomizing spray head 10 is controlled, dust fall operation is facilitated on a tunneling surface, the moving end of the third electric telescopic rod 1110 extends, the angle of the rotating plate 115 is controlled, the water spraying angle of the atomizing spray head 10 is changed, and water spraying on different positions of the tunneling surface is realized.
Referring to fig. 1 to 5, a fixing ring 12 is fixedly installed in the middle of the upper surface of the fixing block 9. A water pipe connected to the atomizer 10 may be passed through the fixing ring 12 for fixing the position of the water pipe.
Referring to fig. 1 to 5, a controller 13 is installed on the outer side of the adjusting tube 4. People control the whole device through the control controller 13, thereby facilitating the use of people.
Referring to fig. 1 to 5, a filter screen 14 is fixedly installed inside the end of the adjusting tube 4 away from the spring tube 6. The exhaust gas is filtered, and other things such as larger garbage are prevented from entering the regulating pipe 4.
Referring to fig. 1 to 5, the bottom of the base 1 is symmetrically and fixedly provided with a self-locking universal wheel 15. The device is convenient for people to move and fix the whole device.
When the device is used, the adjusting pipe 4 is aligned with a tunneling surface, the air and dust in the coal mine are discharged through the connection among a plurality of fixed pipes 2 and the operation of the fan 8, when a right angle or an angular coal mine tunnel is tunneling, the moving end of the first electric telescopic rod 73 or the second electric telescopic rod 74 is independently controlled by the controller 13 to extend, the first sliding block 71 or the second sliding block 72 connected with the second fixing frame 5 is driven to slide along the first sliding groove 75 or the second sliding groove 76, the angle between the adjusting pipe 4 and the fixed pipes 2 is adjusted, at the same time, toxic gas is discharged outside along the fixed pipes 2 through the expansion and the contraction of the spring pipe 6, and then the convenience carries out dust absorption and exhaust operation to the entry face on right angle or some angled tunnel in the colliery, in the tunneling process, through carrying out the intercommunication with water pipe and atomizer 10, realize atomizer 10 to the dust fall operation of entry face, control motor 117's operation through controller 13 control, and then drive gear 1111 rotation, the meshing through gear groove 118 and gear 1111 and locating hole 113 at locating piece 111 middle part carries out spacingly to locating lever 112, and then drive fixed plate 114 and remove, and then the extension length of steerable atomizer 10, and then the convenience carries out dust fall operation to the entry face, and the movable end of accessible third electric telescopic handle 1110 extends, and then the angle of control rotating plate 115, and then change atomizer 10's water spray angle, realize the water spray to the different positions of entry face.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.
Claims (6)
1. The utility model provides a ventilation dust collector of colliery entry face, its characterized in that, including base (1), fixed pipe (2), first mount (3), regulation pipe (4), second mount (5), spring pipe (6), steering mechanism (7), fan (8), fixed block (9), atomizer (10) and moving mechanism (11), fixed pipe (2) are installed at the one end top of base (1), the bottom symmetry fixed mounting of fixed pipe (2) has first mount (3), the bottom of first mount (3) passes through bolt and base (1) fixed connection, the one end top that fixed pipe (2) were kept away from to base (1) is installed regulation pipe (4), the bottom fixed mounting of regulation pipe (4) has second mount (5), fixed mounting has spring pipe (6) between regulation pipe (4) and the fixed pipe (2), install steering mechanism (7) that are used for pipe (4) to rotate between the one end that base (1) is close to regulation pipe (4) and second mount (5), the one end that spring pipe (6) were kept away from to regulation pipe (4) is fixed mounting fan (8) fixed top fixed mounting of fan (8), the upper surface symmetry of fixed block (9) is installed atomizer (10), the top fixed mounting of fixed block (9) has moving mechanism (11) that are used for carrying out the removal to atomizer (10), steering mechanism (7) are including first slider (71), second slider (72), first electric telescopic handle (73) and second electric telescopic handle (74), the bottom of second mount (5) is fixed mounting respectively and is had first slider (71) and second slider (72), first slider (71) and second slider (72) are the symmetry setting for the centre of second mount (5), the position that base (1) is close to first slider (71) is installed through the pivot rotation, the position that base (1) is close to second slider (72) is installed second electric telescopic handle (74) through the pivot rotation, first electric telescopic handle (73) and second electric telescopic handle (74) are symmetrical setting for the centre of second mount (5), first electric telescopic handle (73) and second electric telescopic handle (74) are close to second spout (76) are equipped with through the position that first side of moving spout (5) and second mount (5) are close to respectively, the first sliding chute (75) and the second sliding chute (76) are symmetrically arranged relative to the middle of the second fixing frame (5), the first sliding chute (75) and the second sliding chute (76) are staggered, the first sliding block (71) is in sliding connection with the first sliding chute (75), the second sliding block (72) is in sliding connection with the second sliding chute (76), the moving mechanism (11) comprises a positioning block (111), a positioning rod (112), a fixed plate (114), a rotating plate (115), a mounting frame (116), a control motor (117), a gear groove (118), a mounting plate (119), a third electric telescopic rod (1110) and a gear (1111), one end top of the fixed block (9) is symmetrically and fixedly provided with a positioning block (111), a positioning rod (112) is slidably arranged between the two same-side positioning blocks (111), a positioning hole (113) is formed in the middle of the positioning block (111), one end of each positioning rod (112) is fixedly provided with a fixed plate (114), the fixed plate (115) is arranged at one end of each positioning rod (112), the fixed plate (115) is rotatably provided with a damping plate (115) through the fixed plate (115) at the middle part of the rotating position of the rotating plate (115), the top fixed mounting of mounting bracket (116) has control motor (117), the output of control motor (117) passes mounting bracket (116) fixed mounting and has gear (1111), one of them gear groove (118) have been seted up in the outside of locating lever (112), gear groove (118) are connected with gear (1111) meshing, one side fixed mounting of fixed plate (114) has mounting panel (119), one end top that fixed plate (114) was kept away from to mounting panel (119) is rotated through the pivot and is installed third electric telescopic handle (1110), the output of third electric telescopic handle (1110) is rotated through one side of pivot and pivoted board (115) and is connected.
2. The ventilation and dust removal device of a coal mine heading face according to claim 1, wherein the bottom of the first sliding block (71) is closely attached to and slides with the bottom end of the first sliding groove (75), and the bottom of the second sliding block (72) is closely attached to and slides with the bottom end of the second sliding groove (76).
3. A ventilation and dust removal device for a coal mine heading face according to claim 1, wherein a fixing ring (12) is fixedly arranged in the middle of the upper surface of the fixing block (9).
4. A ventilation and dust removal device for a coal mine heading face according to claim 1, characterized in that a controller (13) is mounted on the outer side of the adjusting pipe (4).
5. A ventilation and dust removal device for a coal mine heading face according to claim 1, wherein a filter screen (14) is fixedly arranged in one end of the adjusting pipe (4) far away from the spring pipe (6).
6. A ventilation and dust removal device for a coal mine heading face according to claim 1, characterized in that self-locking universal wheels (15) are symmetrically and fixedly arranged at the bottom of the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310621080.1A CN116335747B (en) | 2023-05-30 | 2023-05-30 | Ventilating and dust removing device for coal mine tunneling surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310621080.1A CN116335747B (en) | 2023-05-30 | 2023-05-30 | Ventilating and dust removing device for coal mine tunneling surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116335747A CN116335747A (en) | 2023-06-27 |
| CN116335747B true CN116335747B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310621080.1A Active CN116335747B (en) | 2023-05-30 | 2023-05-30 | Ventilating and dust removing device for coal mine tunneling surface |
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| Country | Link |
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| CN (1) | CN116335747B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116856991A (en) * | 2023-07-07 | 2023-10-10 | 湖北权信道环保科技有限公司 | Mine exploitation spraying fan |
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