CN111577377B - Portable guniting dust removal device used in coal mine tunnel - Google Patents
Portable guniting dust removal device used in coal mine tunnel Download PDFInfo
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- CN111577377B CN111577377B CN202010426140.0A CN202010426140A CN111577377B CN 111577377 B CN111577377 B CN 111577377B CN 202010426140 A CN202010426140 A CN 202010426140A CN 111577377 B CN111577377 B CN 111577377B
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- 239000000428 dust Substances 0.000 title claims abstract description 77
- 239000003245 coal Substances 0.000 title claims abstract description 10
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000003780 insertion Methods 0.000 claims description 39
- 230000037431 insertion Effects 0.000 claims description 39
- 238000001125 extrusion Methods 0.000 claims description 16
- 239000012535 impurity Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 4
- 230000008901 benefit Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 4
- 239000004568 cement Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000011378 shotcrete Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 206010000372 Accident at work Diseases 0.000 description 1
- 208000028571 Occupational disease Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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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
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/20—Drawing-off or depositing dust
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a portable guniting dust removal device for a coal mine tunnel, which comprises a frame, a dust removal filtering device, a storage barrel and a connecting and fixing structure, wherein the frame, a second rotating disc, a connecting groove, a connecting insert block and the connecting and fixing structure are arranged in the portable guniting dust removal device, so that the dust removal device can be assembled, and further, the portable guniting dust removal device is convenient to carry and transport during construction work, is convenient and fast to work at different construction sites, facilitates the work of workers, and improves the working efficiency; the collected dust and impurities can be well collected and stored through the arranged dust removal filtering device and the storage barrel, the dust is conveniently and intensively discharged and treated, and the dust removal working benefit is improved; through the first rotating disc and the second rotating disc that set up and the suction hood, to in the dust removal course of work, can carry out multi-angle, multi-direction dust removal work, work is more nimble, can carry out the dust removal work that suits according to the actual work condition.
Description
Technical Field
The invention relates to the technical field of dust removal equipment, in particular to a portable guniting dust removal device for a coal mine roadway.
Background
The shotcrete machine is a new type high-efficiency shotcrete machine, mainly formed from rotor type concrete sprayer, cement slurry mixer, squeeze type cement slurry pump, electric appliance control box, discharge elbow, gas circuit system, mixing device, spray gun and machine frame, etc. said invented shotcrete machine is mainly applicable to concrete guniting operation of 5m section roadway, and the cement slurry beaten by slurry pump, sand stone and quick-setting agent sprayed from sprayer are mixed in the mixer, then the mixed material is fed into the spray gun by means of conveying pipe, and then the jet operation is implemented.
Can produce a large amount of cement raise dusts when carrying out the whitewashing operation, have multiple harm: the workplace is polluted, the human health is harmed, and occupational diseases are caused; mechanical abrasion is accelerated, and the service life of a precision instrument is shortened; visibility of a workplace is reduced, and industrial accidents are increased; the sight can be affected, and even the vision can be degraded; therefore, the relevant dust removal treatment is very important when the underground coal mine development roadway guniting is carried out.
Therefore, the invention provides a portable guniting dust removal device for a coal mine roadway, which is used for solving the problems.
Disclosure of Invention
The invention aims to provide a portable guniting dust removal device for a coal mine roadway, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a portable guniting dust removal device for coal mine tunnels comprises a frame, a dust removal filtering device, a storage barrel and a connecting and fixing structure;
the pipe wheel is symmetrically arranged at the bottom end of the frame, the upper end of the frame is symmetrically provided with a disc in an integrally formed mode, a circular groove is formed in the disc, a placing groove is symmetrically formed in the inner side wall of the circular groove, an extrusion spring is integrally formed and connected in the placing groove, the other end of the extrusion spring is integrally formed and connected with a clamping block, and a first slope is symmetrically arranged at the other end of the clamping block;
a first rotating disc is rotatably connected in the circular groove, first clamping grooves are symmetrically formed in the edge sides of the first rotating disc, and the first rotating disc is welded and symmetrically arranged on two sides of the straight plate;
the straight plate is provided with a second rotating disc through pin connection, the second rotating disc is provided with a connecting groove, a connecting insert block is arranged in the connecting groove in an inserting mode, one side of the connecting insert block is provided with a first fixed square groove, the connecting insert block is integrally formed on one side of the pipeline, a first insert groove is formed in the second rotating disc, one end of the first insert groove is provided with a second insert groove, a first insert block is arranged in the first insert groove in an inserting mode, the first insert block is integrally formed at one end of the second insert block, the first insert block is provided with a first reset spring at the same end as the second insert block in a connecting mode, the other end of the first reset spring is arranged in the first insert groove in a connecting mode, and a pull buckle is welded at the other end of the first insert block;
one end of the pipeline is integrally connected with a dust hood, the other end of the pipeline penetrates through the box body, a pipe orifice at the other end of the pipeline is connected with an air suction fan, and a handle is welded on the air suction fan;
the dust collection device is characterized in that a dust collection hose is integrally connected and arranged in the box body, the other end of the dust collection hose is connected and arranged with a storage barrel, and a connection fixing structure is arranged at the connection position of the dust collection filtering device, the storage barrel and the dust collection hose in the box body.
Preferably, the dedusting and filtering device comprises a filter screen, a second fixed square groove, a knob, a second clamping groove, a gear, a rack, an L-shaped extrusion rod, a third insertion block, a fourth insertion block, a second reset spring, an L-shaped insertion sheet, a fixing sheet and a third reset spring, wherein a filter screen placing groove is formed in the box body, the filter screen is arranged in the filter screen placing groove, the side of the filter screen is provided with the second fixed square groove, a rotating shaft penetrates through the box body, one end of the rotating shaft is provided with the knob, the other end of the rotating shaft is provided with the gear, the side of the knob is provided with the second clamping groove at equal intervals, the gear is meshed with the rack, one end of the rack is provided with the L-shaped extrusion rod, a third slot is further formed in the box body, the third slot is arranged at the side of the filter screen placing groove, one end of the third slot is provided with the fourth slot, and the third insertion block is inserted and connected with the third insertion block, The third inserted block sets up the one end at the fourth inserted block, the third inserted block is provided with second reset spring with the same end of fourth inserted block, the fourth inserted block other end is provided with the second slope, be provided with the fixed block at the avris of knob on the box body, plug in the fixed block and be provided with L type inserted sheet, the both sides integrated into one piece symmetry of L type inserted sheet is provided with the stationary blade, one side integrated into one piece of stationary blade is connected and is provided with third reset spring, the third reset spring other end connection setting in the fixed block.
Preferably, the connecting and fixing structure comprises a first connecting block, a second connecting block, a first plug board, a second plug board, a fourth return spring, a fixing circular groove, a square slot, a first plug column, a second plug column and a fifth return spring, the first connecting block is arranged at one end of the dust collection hose, the second connecting block is arranged at one end of the storage barrel, a first plug board is symmetrically inserted in the first connecting block, a second plug board is arranged at one end of the first plug board, the first plug board and the same end of the second plug board are integrally formed and are equidistantly connected with a fourth return spring, one side of the second plug board is provided with a fixed circular groove, the second connecting block is symmetrically provided with square slots, the second connecting block is symmetrically inserted with a first inserting column, one end of the first inserting column is integrally formed with a second inserting column, the first inserted column is connected with the second inserted column at the same end in an integrated manner and is provided with a fifth reset spring.
Preferably, the tooth profile angle and the modulus of the rack and the gear are the same.
Preferably, the second inserting column and the fixed circular groove are arranged at corresponding positions and have the same number of groups, and the diameters of the second inserting column and the fixed circular groove are equal.
Compared with the prior art, the invention has the beneficial effects that:
1. the frame, the second rotating disc, the connecting groove, the connecting insert block and the connecting and fixing structure can realize the assembly of the dust removing and binding device, so that the dust removing and binding device is convenient to carry and transport during construction work, is convenient and fast during work at different construction sites, facilitates the work of workers and improves the work efficiency;
2. the collected dust and impurities can be well collected and stored through the arranged dust removal filtering device and the storage barrel, the dust is conveniently and intensively discharged and treated, and the dust removal working benefit is improved;
3. through the first rotating disc and the second rotating disc that set up and the suction hood, to in the dust removal course of work, can carry out multi-angle, multi-direction dust removal work, work is more nimble, can carry out the dust removal work that suits according to the actual work condition.
Drawings
FIG. 1 is a schematic left side view of a structural connection according to the present invention;
FIG. 2 is a right side schematic view of a structural connection according to the present invention;
FIG. 3 is an exploded view of the rotating to connect structure of the present invention;
FIG. 4 is an enlarged view of a portion of the connection structure of FIG. 2 according to the present invention;
FIG. 5 is an enlarged view of a portion of the connection structure of FIG. 1 according to the present invention;
FIG. 6 is an exploded view of the fastening structure of the present invention;
FIG. 7 is an enlarged view of a portion of the connection structure of FIG. 1 according to the present invention;
FIG. 8 is a partial sectional view showing the attachment structure of the dust removing filter device according to the present invention;
FIG. 9 is an enlarged view of a portion of the structural connection of FIG. 8 according to the present invention.
In the figure: the dust collection and dust collection device comprises a frame 1, a disc 2, a circular groove 3, an extrusion spring 4, a clamping block 5, a first rotating disc 6, a first clamping groove 7, a straight plate 8, a second rotating disc 9, a connecting groove 10, a connecting insertion block 11, a first fixed square groove 12, a pipeline 13, a first insertion block 14, a second insertion block 15, a first return spring 16, a dust collection cover 17, a box body 18, a dust collection hose 19, a storage barrel 20, a dust collection filtering device 21, a filter screen 2101, a second fixed square groove 2102, a knob 2103, a second clamping groove 2104, a gear 2105, a rack 2106, an L-shaped extrusion rod 2107, a third insertion block 2108, a fourth insertion block 2109, a second return spring 2110, an L-shaped insertion sheet 2111, a fixing sheet 2, a third return spring 2113, a connecting and fixing structure 22, a first connecting block 2201, a second connecting block 2202, a first insertion plate 2203, a second insertion plate 2204, a fourth return spring 2205, a fixed circular groove 6, a square insertion column 2117, a first insertion column 2209, a second insertion 2201, a second insertion column 2203, a second insertion column 2209, a second insertion column 2201, a second rotary plate 2203, a second rotary plate, A fifth return spring 2210.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, and all other embodiments obtained by a person of ordinary skill in the art without any inventive work, belong to the scope of protection of the present invention.
Referring to fig. 1 to 9, the present invention provides a technical solution: a portable guniting dust removal device for coal mine tunnels comprises a frame 1, a dust removal filtering device 21, a storage barrel 20 and a connecting and fixing structure 22;
the pipe wheel is symmetrically arranged at the bottom end of the frame 1, the disc 2 is symmetrically arranged at the upper end of the frame in an integrated manner, a circular groove 3 is formed in the disc 2, a placing groove is symmetrically formed in the inner side wall of the circular groove 3, an extrusion spring 4 is integrally connected in the placing groove, a fixture block 5 is integrally connected at the other end of the extrusion spring 4, and a first slope is symmetrically arranged at the other end of the fixture block 5;
a first rotating disc 6 is rotatably connected in the circular groove 3, first clamping grooves 7 are symmetrically formed in the edge side of the first rotating disc 6, and the first rotating disc 6 is symmetrically welded on two sides of the straight plate 8;
a second rotating disc 9 is arranged on the straight plate 8 through pin connection, a connecting groove 10 is arranged on the second rotating disc 9, a connecting insertion block 11 is arranged in the connecting groove 10 in an inserting mode, a first fixed square groove 12 is arranged on one side of the connecting insertion block 11, the connecting insertion block 11 is arranged on one side of a pipeline 13 in an integrated mode, a first insertion groove is arranged in the second rotating disc 9, a second insertion groove is arranged at one end of the first insertion groove, a first insertion block 14 is arranged in the first insertion groove in an inserting mode, the first insertion block 14 is arranged at one end of a second insertion block 15 in an integrated mode, a first reset spring 16 is arranged at the same end of the first insertion block 14 and connected with the second insertion block 15, the other end of the first reset spring 16 is arranged in the first insertion groove in a connected mode, and a pull buckle is arranged at the other end of the first insertion block 14 in a welding mode;
one end of the pipeline 13 is integrally connected with a dust hood 17, the other end of the pipeline penetrates through the box body 18, a pipe orifice at the other end of the pipeline 13 is connected with an air suction fan, and a handle is welded on the air suction fan;
a dust suction hose 19 is integrally connected with the box body 18, a storage barrel 20 is connected with the other end of the dust suction hose 19, a dust removal filtering device 21 is arranged in the box body 18, and a connecting and fixing structure 22 is arranged at the connecting position of the storage barrel 20 and the dust suction hose 19.
Furthermore, the dust-removing filter 21 comprises a filter screen 2101, a second fixed square groove 2102, a knob 2103, a second slot 2104, a gear 2105, a rack 2106, an L-shaped extrusion rod 2107, a third block 2108, a fourth block 2109, a second return spring 2110, an L-shaped insert 2111, a fixing piece 2112 and a third return spring 2113, wherein the box 18 is provided with the filter screen slot, the filter screen 2101 is arranged in the filter screen slot, the side of the filter screen 2101 is provided with the second fixed square groove 2102, the side of the box 18 is provided with a rotating shaft in a penetrating way, one end of the rotating shaft is provided with the knob 2103, the other end of the rotating shaft is provided with the gear 2105, the second slot 2104 is equidistantly arranged on the knob 2103, the gear 2105 is engaged and connected with the rack 2106, one end of the rack 2106 is provided with the L-shaped extrusion rod 2107, the box 18 is also provided with a third slot, the third slot is arranged on the side of the filter screen slot, and one end of the third slot is provided with the fourth slot, and the third slot is inserted and connected and is provided with a third inserted block 2108, the third inserted block 2108 sets up the one end at fourth inserted block 2109, third inserted block 2108 is provided with second reset spring 2110 with the same one end of fourth inserted block 2109, the fourth inserted block 2109 other end is provided with the second slope, the avris at knob 2103 is provided with the fixed block on box body 18, the fixed block is inserted and is provided with L type inserted sheet 2111, the both sides integrated into one piece symmetry of L type inserted sheet 2111 is provided with stationary blade 2112, one side integrated into one piece of stationary blade 2112 is connected and is provided with third reset spring 2113, the other end of third reset spring 2113 is connected and is set up in the fixed block.
Further, the connecting and fixing structure 22 includes a first connecting block 2201, a second connecting block 2202, a first inserting plate 2203, a second inserting plate 2204, a fourth return spring 2205, a fixed circular groove 2206, a square inserting groove 2207, a first inserting column 2208, a second inserting column 2209 and a fifth return spring 2210, the first connecting block 2201 is disposed at one end of the dust suction hose 19, the second connecting block 2202 is disposed at one end of the storage barrel 20, the first connecting block 2201 is symmetrically inserted with the first inserting plate 2203, one end of the first inserting plate 2203 is disposed with the second inserting plate 2204, the first inserting plate 2203 is connected with the fourth return spring 2205 at the same end of the second inserting plate 2204 in an integral manner, the fixed circular groove 2206 is disposed at one side of the second inserting plate 2204, the square inserting groove 2207 is symmetrically disposed on the second connecting block 2202, the first inserting column 2208 is symmetrically inserted with the second inserting column 2209 at one end of the first inserting column 2208 in the second connecting block 2202, the first socket column 2208 is integrally formed with a fifth return spring 2210 at the same end as the second socket column 2209.
Further, the rack 2106 and the gear 2105 have the same tooth form angle and the same module.
Furthermore, the second plug 2209 and the fixed circular slot 2206 are arranged at corresponding positions and in the same number of groups, and have the same diameter.
The working principle is as follows: when the dust removing device is used, firstly, the frame 1, the second rotating disc 9, the connecting groove 10, the connecting insert block 11 and the connecting and fixing structure 22 are assembled, after the dust removing device is assembled, before the storage barrel 20 with the dust removing hose 19 is assembled through the connecting and fixing structure 22, a proper amount of water is placed in the storage barrel 20, then the air suction fan is started, the dust removing work is carried out according to the actual situation of a work place, the dust suction range is enlarged by the dust suction cover 17, dust and impurities pass through the pipeline 13 and then enter the dust removing hose 19 under the action of the dust removing and filtering device 21 in the box body 8, finally enter the storage barrel 20, in the process, when the dust and impurities pass through the box body 18, the dust and the impurities are blocked by the filter screen 2101 and then fall into the dust removing hose 19, and when the dust removing and cleaning insert block is needed to be removed by the filter screen 2101 after long-time use, the L-shaped insert 2111 is firstly pulled upwards, separating the filter screen from the second clamping groove 2104, then rotating the knob 2103 to drive the rack 2105 to move, further releasing the extrusion action of the L-shaped extrusion rod 2107 on the fourth insert block 2109, separating the third insert block 2108 from the second fixed square groove 2102 in the filter screen 2101 under the action of the second return spring 2110, releasing the fixation of the filter screen 2101, namely taking the filter screen out of the filter screen placing groove in the box body 18, inserting the filter screen 2101 into the filter screen placing groove after cleaning, then reversely rotating the knob 2103 to extrude the fourth insert block 2109 by the L-shaped extrusion rod 2107, inserting the third insert block 2108 into the second fixed square groove 2102, finally loosening the L-shaped insert sheet 2111, inserting and fixing the L-shaped insert sheet 2111 into the second clamping groove under the action of the third return spring 2113, further completing the installation and fixation of the filter screen 2101, and by the first rotating disc 6 and the second rotating disc 9 and the suction hood 17, in the dust removal process, the dust removal device can perform multi-angle and multi-direction dust removal work, the work is more flexible, and the adaptive dust removal work can be performed according to the actual working condition.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a use portable whitewashing dust collector in coal mine tunnel which characterized in that: comprises a frame (1), a dust removal filtering device (21), a storage barrel (20) and a connecting and fixing structure (22);
the pipe wheel is symmetrically arranged at the bottom end of the frame (1), the upper end of the frame is symmetrically provided with the disc (2) in an integrated forming mode, a circular groove (3) is formed in the disc (2), a placing groove is symmetrically formed in the inner side wall of the circular groove (3), an extrusion spring (4) is integrally formed and connected in the placing groove, the other end of the extrusion spring (4) is integrally formed and connected with a fixture block (5), and a first slope is symmetrically arranged at the other end of the fixture block (5);
a first rotating disc (6) is rotatably connected in the circular groove (3), first clamping grooves (7) are symmetrically formed in the edge side of the first rotating disc (6), and the first rotating disc (6) is symmetrically welded on two sides of the straight plate (8);
the straight plate (8) is provided with a second rotating disc (9) through pin connection, a connecting groove (10) is arranged on the second rotating disc (9), a connecting insert block (11) is inserted in the connecting groove (10), a first fixed square groove (12) is arranged on one side of the connecting insert block (11), and the connecting insert block (11) is integrally formed at one side of the pipeline (13), a first slot is arranged in the second rotating disc (9), a second slot is arranged at one end of the first slot, and a first inserting block (14) is inserted in the first inserting groove, the first inserting block (14) is integrally formed at one end of a second inserting block (15), a first reset spring (16) is connected and arranged at the same end of the first inserting block (14) and the second inserting block (15), the other end of the first reset spring (16) is connected and arranged in the first slot, and a pull buckle is welded at the other end of the first inserting block (14);
one end of the pipeline (13) is integrally connected with a dust hood (17), the other end of the pipeline penetrates through the box body (18), a pipe orifice at the other end of the pipeline (13) is connected with an air suction fan, and a handle is welded on the air suction fan;
a dust collection hose (19) is integrally connected and arranged in the box body (18), the other end of the dust collection hose (19) is connected and arranged with a storage barrel (20), a dust removal filtering device (21) is arranged in the box body (18), and a connecting and fixing structure (22) is arranged at the connecting position of the storage barrel (20) and the dust collection hose (19);
the dust removal and filtration device (21) comprises a filter screen (2101), a second fixed square groove (2102), a knob (2103), a second clamping groove (2104), a gear (2105), a rack (2106), an L-shaped extrusion rod (2107), a third insert block (2108), a fourth insert block (2109), a second return spring (2110), an L-shaped insert (2111), a fixing sheet (2112) and a third return spring (2113), wherein a filter screen placing groove is formed in the box body (18), the filter screen (2101) is arranged in the filter screen placing groove, the second fixed square groove (2102) is arranged on the side of the filter screen (2101), a rotating shaft penetrates through the box body (18), the knob (2103) is arranged at one end of the rotating shaft, the gear (2105) is arranged at the other end of the rotating shaft, the second clamping groove (2104) is arranged at the side of the knob (2103) at equal intervals, and the rack (2106) and the second clamping groove (2104) are arranged in a meshing connection mode, and the gear (2105), Rack (2106) one end is provided with L type pressure ram (2107), still be provided with the third slot in box body (18), the third slot sets up the avris at the filter screen standing groove, the one end of third slot is provided with the fourth slot, and the interpolation is provided with third inserted block (2108) in the third slot, third inserted block (2108) set up the one end in fourth inserted block (2109), third inserted block (2108) are provided with second reset spring (2110) with fourth inserted block (2109) same end, fourth inserted block (2109) other end is provided with the second slope, be provided with the fixed block in the avris of knob (2103) on box body (18), the interpolation is provided with L type inserted sheet (2111) in the fixed block, the both sides integrated into one piece symmetry of L type inserted sheet (2111) is provided with stationary blade (2112), one side integrated into one piece connection of stationary blade (2112) is provided with third reset spring (2113), The other end of the third return spring (2113) is connected and arranged in the fixed block;
the connecting and fixing structure (22) comprises a first connecting block (2201), a second connecting block (2202), a first inserting plate (2203), a second inserting plate (2204), a fourth return spring (2205), a fixed circular groove (2206), a square inserting groove (2207), a first inserting column (2208), a second inserting column (2209) and a fifth return spring (2210), wherein the first connecting block (2201) is arranged at one end of a dust collection hose (19) and at one end of a storage barrel (20) in the second connecting block (2202), the first inserting plate (2203) is symmetrically inserted into the first connecting block (2201), the second inserting plate (2204) is arranged at one end of the first inserting plate (2203), the first inserting plate (2203) and the second inserting plate (2204) are integrally formed and equidistantly connected with the fourth return spring (2205), the fixed circular groove (2206) is arranged at one side of the second inserting plate (2204), square insertion grooves (2207) are symmetrically arranged on the second connecting block (2202), a first insertion column (2208) is symmetrically inserted into the second connecting block (2202), a second insertion column (2209) is integrally formed at one end of the first insertion column (2208), and a fifth return spring (2210) is integrally formed and connected with the same end of the second insertion column (2209) of the first insertion column (2208);
the tooth form angle and the modulus of the rack (2106) and the gear (2105) are the same;
the second inserting columns (2209) and the fixed circular grooves (2206) are arranged at corresponding positions and have the same number of groups, and the diameters of the second inserting columns and the fixed circular grooves are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010426140.0A CN111577377B (en) | 2020-05-19 | 2020-05-19 | Portable guniting dust removal device used in coal mine tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010426140.0A CN111577377B (en) | 2020-05-19 | 2020-05-19 | Portable guniting dust removal device used in coal mine tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN111577377A CN111577377A (en) | 2020-08-25 |
| CN111577377B true CN111577377B (en) | 2021-10-01 |
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| CN202010426140.0A Active CN111577377B (en) | 2020-05-19 | 2020-05-19 | Portable guniting dust removal device used in coal mine tunnel |
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|---|---|---|---|---|
| SU1199950A1 (en) * | 1983-11-22 | 1985-12-23 | Государственный проектно-конструкторский и экспериментальный институт угольного машиностроения | Dust-trapping mine drift unit |
| CN102003200A (en) * | 2010-11-01 | 2011-04-06 | 杭州洪裕重工机械有限公司 | Small mining combined dust remover |
| CN201862343U (en) * | 2010-11-14 | 2011-06-15 | 龙口矿业集团有限公司 | Water-gas mixing and spraying dedusting fan |
| CN204532406U (en) * | 2015-03-23 | 2015-08-05 | 赵红军 | A kind of dust removing down-hole of coal mine device |
-
2020
- 2020-05-19 CN CN202010426140.0A patent/CN111577377B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1199950A1 (en) * | 1983-11-22 | 1985-12-23 | Государственный проектно-конструкторский и экспериментальный институт угольного машиностроения | Dust-trapping mine drift unit |
| CN102003200A (en) * | 2010-11-01 | 2011-04-06 | 杭州洪裕重工机械有限公司 | Small mining combined dust remover |
| CN201862343U (en) * | 2010-11-14 | 2011-06-15 | 龙口矿业集团有限公司 | Water-gas mixing and spraying dedusting fan |
| CN204532406U (en) * | 2015-03-23 | 2015-08-05 | 赵红军 | A kind of dust removing down-hole of coal mine device |
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| CN111577377A (en) | 2020-08-25 |
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