CN110617020A - Dust-free rock electric drill for rock and soil exploration - Google Patents
Dust-free rock electric drill for rock and soil exploration Download PDFInfo
- Publication number
- CN110617020A CN110617020A CN201911091343.2A CN201911091343A CN110617020A CN 110617020 A CN110617020 A CN 110617020A CN 201911091343 A CN201911091343 A CN 201911091343A CN 110617020 A CN110617020 A CN 110617020A
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- electric drill
- rock
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- 239000011435 rock Substances 0.000 title claims abstract description 54
- 239000002689 soil Substances 0.000 title description 5
- 239000000428 dust Substances 0.000 claims abstract description 236
- 238000005192 partition Methods 0.000 claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 11
- 239000004744 fabric Substances 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000001502 supplementing effect Effects 0.000 claims 1
- 239000002817 coal dust Substances 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 description 27
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 239000003245 coal Substances 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
- E21B21/015—Means engaging the bore entrance, e.g. hoods for collecting dust
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/06—Arrangements for treating drilling fluids outside the borehole
- E21B21/07—Arrangements for treating drilling fluids outside the borehole for treating dust-laden gaseous fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/16—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using gaseous fluids
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
The invention relates to the field of electric rock drills, in particular to a dust-free electric rock drill for rock exploration, which comprises an electric rock drill and a dust removal mechanism, wherein the side part of the electric rock drill is provided with the dust removal mechanism, the dust removal mechanism comprises a dust removal box and a dust catching cover, the dust replenishing cover is arranged on one surface of a drill rod support frame, which is far away from a driving device of the electric drill, and is sleeved outside a drill rod and a drill bit, the dust removal box is arranged on a guide rail support, the dust removal box is connected with the dust catching cover through a dust removal pipeline, the dust removal box comprises a collection box, a fan installation box, a partition plate and a filter, the top end of the collection box is provided with the fan installation box, the partition plate is arranged inside the collection box, a certain gap is formed between one end of the partition plate and the collection box, and the filter is arranged at the gap, the labor environment of workers is improved, and underground coal dust hidden troubles are eliminated.
Description
Technical Field
The invention relates to the field of rock electric drills, in particular to a dust-free rock electric drill for rock and soil exploration.
Background
The rock electric drill is a rock blasting tool, is suitable for the operations of underground coal mine roadway tunneling, mine mining, water conservancy construction, road construction and stone engineering, and can also be used for drilling water injection holes, deep water holes and gas exploration holes in coal beds. In actual production, when the top coal is arranged to loosen the blast hole, coal slag and dust which are withdrawn from the blast hole can freely slide and fly off, more dust can be generated, the existing dust falling and dust removing mode still adopts spraying treatment, but a drill bit rotates at high speed in the drilling process, the amount of the generated dust is large, in addition, the working face can have the conditions of large air volume and high air speed, the spraying mode can only treat part of dust, most of dust can still blow into a roadway along with the wind and is attached to equipment, the wall of the roadway and the body of a worker, great influence is generated on the working environment, the health of the worker is harmed, and great potential safety hazards can be accompanied. Considering the existing dust removal mode, the actual dust removal requirement cannot be met, the dust removal efficiency is low, and the effect is poor, so that the rock electric drill with better dust removal effect needs to be designed.
Chinese patent CN202031633U discloses a coal face rock electric drill dust catching device, including connecing dirt portion, connecting portion, dust exhaust portion and storing up dirt portion, connect on dirt portion is fixed in the monomer pillar, connect dirt portion lower extreme and dust exhaust portion upper end to pass through connecting portion are connected, store up dirt portion with dust exhaust portion lower extreme is connected be equipped with the drilling rod matched with through-hole with the electric drill in the dust exhaust portion. Because the utility model discloses the outside at the electric drill drilling rod has set up the dust collecting part, connecting portion, dust exhaust portion and the dust storage portion that connect gradually for drilling or arranging the produced dust of big gun hole in-process and can be saved completely the utility model discloses a in the middle of the dust storage portion. Thereby effectively reducing the generation of dust, optimizing the environment of the working face and greatly reducing the potential safety hazard of the working face.
The dust catcher disclosed in this patent is difficult to use in conjunction with a rock drill and there is a need for a rock drill pre-fitted with a dust catcher.
Disclosure of Invention
The invention aims to provide a dust-free rock electric drill for rock and soil exploration, which is provided with a dust removal mechanism, so that dust splashing of a working surface is effectively reduced, the environment of the working surface is improved, the potential safety hazard of the working surface is reduced, the working environment of workers is improved, and the underground coal and dust hazard is eliminated.
In order to achieve the purpose, the invention adopts the following technical scheme: a dust-free rock electric drill for rock exploration comprises a rock electric drill and a dust removing mechanism, wherein the dust removing mechanism is arranged on the side part of the rock electric drill;
the rock electric drill is a guide rail type rock electric drill and comprises an electric drill guide rail, a guide rail support, an electric drill driving device, a drill rod, a drill bit and a drill rod support frame, wherein the guide rail support is arranged at the bottom end of the electric drill guide rail;
dust removal mechanism includes the dust removal case and catches the dirt cover, mend the dirt cover setting and keep away from electric drill drive arrangement in the drilling rod support frame one side on, and the cover is established in the outside of drilling rod and drill bit, the dust removal case sets up on guide rail bracket, the dust removal case with catch through dust removal pipe connection between the dirt cover, the dust removal case includes the collecting box, the fan install bin, baffle and filter, the top of collecting box is equipped with the fan install bin, install the fan in the fan install bin, the inside baffle that is equipped with of collecting box, the baffle wherein has certain clearance between one end and the collecting box, clearance department is equipped with the filter.
As preferred scheme, the dust catching cover includes buffer, disc spring, connect dirt portion, contact site and dust exhaust mouth, the one end and the drilling rod support frame of buffer are connected, the other end of buffer is connected with and connects dirt portion, the outside cover of buffer is equipped with disc spring, the one end that connects dirt portion to be close to buffer is equipped with the buffer board, disc spring's one end and drilling rod support frame are connected, disc spring's the other end and buffer board are connected, the one end that connects dirt portion to keep away from buffer is equipped with the contact site, the lateral part that connects dirt portion is equipped with the dust exhaust mouth, the dust exhaust mouth is connected with dust removal pipeline.
Preferably, the dust collecting part is funnel-shaped, and the diameter of an opening at one end, far away from the drill rod supporting frame, of the dust collecting part is larger than that of an opening at one end, close to the drill rod supporting frame, of the dust collecting part.
Preferably, the contact portion is made of a flexible material, and the contact portion is arranged to diffuse outward.
As preferred scheme, the filter was kept away from to the collecting box one side is equipped with the dust collection mouth, and the dust collection mouth is connected with the dust removal pipeline, and the dust collection mouth is located the bottom of baffle, and the top of fan install bin is equipped with the gas vent, and the lower terminal surface that the filter one side was kept away from to the baffle is equipped with the dust transition face.
As the preferred scheme, the filter includes filter cartridge and filter media, and the baffle (and the clearance department between the collecting box be equipped with the slide rail, and filter cartridge slides in slide rail department, and filter cartridge is frame rack structure, and the filter media is placed in filter cartridge.
As the preferred scheme, the collecting box is hinged with a box door, the inner wall of the collecting box is provided with an inner flange, the inner flange is positioned at the bottom of the dust collecting opening, and the top end of the inner flange is provided with a cloth bag sleeve-connection plate.
As preferred scheme, bag socket plate and the inner wall of collecting box have a certain interval, and the sack socket plate is close to the one side of collecting box inner wall and is equipped with the barb.
The invention has the beneficial effects that: the rock electric drill drills in the moving process of the drill bit, dust generated at the drilling hole is collected to a dust exhaust port along the inner walls of a contact part and a dust receiving part in the drilling process and waits to be sucked away, a fan in a dust removal box rotates at a high speed under the driving of a driving motor of the fan, air is sucked from a dust collecting port along a dust removing pipeline and a dust collecting cover, a certain vacuum is generated in a collecting box, the dust waiting to be sucked away in the dust collecting cover and the air can enter the collecting box along the dust exhaust port, the dust removing pipeline and an integrated port, the dust mixed in the dust-carrying air is collected at the bottom surface of the collecting box under the obstruction of a partition plate, a dust receiving bag is arranged in the collecting box through a cloth bag sleeving plate on an inner flange, namely the dust is finally collected in the dust receiving bag, the dust-carrying air enters the driving motor of the fan through a filter and then flows out of an exhaust port, the filter further filters the dust-carrying air, the air which enters the driving motor and flows out is cleaner, and the dust removal requirement is met.
The dust catching cover is arranged on the drill rod of the rock electric drill and the drill outside in a sleeved mode, dust generated in the drilling or blast hole arranging process can be completely contained in the dust catching cover, splashing of dust on a working face is effectively reduced, the environment of the working face is improved, potential safety hazards of the working face are reduced, the labor environment of workers is improved, underground coal dust potential hazards are eliminated, the mounting surface of the dust catching cover is arranged on a drill rod supporting frame of the rock electric drill, the dust catching cover is convenient to mount and dismount, the dust removing box adopts a fan strong dust collecting mode, dust is transferred into the dust removing box through a dust removing pipeline to be concentrated and recovered, follow-up environmental protection treatment is carried out, a dust collecting bag in the dust removing box is more stable in mounting, an opening can be opened as far as possible, and dust can be conveniently contained.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below. It is obvious that the drawings described below are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Figure 1 is a schematic view of the construction of the drill of the present invention;
FIG. 2 is a schematic structural diagram of a dust removal mechanism in the electric drill of the present invention;
figure 3 is a schematic view of the arrangement at the drill head of the rock drill in the drill of the present invention;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is a schematic structural view of a dust catching hood of the electric drill of the present invention;
FIG. 6 is a schematic cross-sectional view taken along line B-B of FIG. 5;
FIG. 7 is a schematic view of a dust box of the electric drill of the present invention;
FIG. 8 is a schematic cross-sectional view taken along line C-C of FIG. 7;
figure 9 is a schematic perspective cross-sectional view of a dust removal housing of an electric drill according to the present invention;
FIG. 10 is an enlarged schematic view at D of FIG. 8;
fig. 11 is an enlarged schematic view at E in fig. 8.
In the figure: 1. an electric rock drill; 1a, an electric drill guide rail; 1b, a guide rail bracket; 1c, an electric drill driving device; 1d, a drill rod; 1e, a drill bit; 1f, a drill rod support frame; 2. a dust removal mechanism; 2a, a dust removal box; 2a1, collection box; 2a2, a fan installation box; 2a3, a partition; 2a4, filter; 2a4a, a filter cartridge; 2a4b, a filter medium; 2a5, dust collection port; 2a6, dust transition surface; 2a7, slide rail; 2a8, door; 2a9, inner flange; 2a10, cloth bag sleeving plates; 2a11, barbs; 2a12, exhaust port; 2b a dust catching hood; 2b1, a buffer; 2b2, belleville spring; 2b3, dust collecting part; 2b4, contact; 2b5, a buffer plate; 2b6 and a dust exhaust port; 2c, a dust removal pipeline; 2d, a fan.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
Referring to fig. 1 and 2, the dust-free rock electric drill for rock and soil exploration provided by the invention comprises a rock electric drill 1 and a dust removing mechanism 2, wherein the dust removing mechanism 2 is arranged on the side part of the rock electric drill 1.
The rock electric drill 1 is a guide rail type rock electric drill, which comprises an electric drill guide rail 1a, a guide rail support 1b, an electric drill driving device 1c, a drill rod 1d, a drill bit 1e and a drill rod support frame 1f, wherein the guide rail support 1b is arranged at the bottom end of the electric drill guide rail 1a, an electric drill driving device 1c sliding along the axial direction of the electric drill guide rail 1a is arranged at the top end of the electric drill guide rail 1a, the drill rod 1d is connected with an output shaft of the electric drill driving device 1c in a transmission way, the electric drill driving device 1c is a host machine integrally arranged by a motor and a reduction gearbox, the electric drill driving device 1c moves on, the chain can be hung on a chain wheel of the reduction gearbox, one end part, far away from the electric drill driving device 1c, of the drill rod 1d is detachably connected with a drill bit 1e, and a drill rod supporting frame 1f used for supporting the drill rod 1d is arranged at the top end of the electric drill guide rail 1 a. The dust removal mechanism 2 arranged on the side of the rock electric drill 1 is used for capturing and collecting dust generated in the drilling process in real time when the drill bit 1e performs drilling work, so that the dust fall problem of the drilling working surface is solved, the labor environment of workers is improved, and the underground coal dust hidden danger is eliminated.
Referring to fig. 1 and 3, the dust removing mechanism 2 includes a dust removing box 2a and a dust catching hood 2b, the dust catching hood 2b is disposed on a surface of the drill rod support frame 1f away from the electric drill driving device 1c and is sleeved outside the drill rod 1d and the drill bit 1e, the dust removing box 2a is disposed on the guide rail support 1b, and the dust removing box 2a and the dust catching hood 2b are connected through a dust removing pipeline 2 c. The dust catching cover 2b arranged outside the drill rod 1d and the drill bit 1e in a sleeved mode is used for collecting dust generated in the drilling process, the dust removing box 2a adopts a mode of fan powerful dust collection, the dust is transferred into the dust removing box 2a through the dust removing pipeline 2c to be collected in a concentrated mode, follow-up environmental protection treatment is carried out, the arrangement of the dust removing mechanism 2 effectively reduces splashing and scattering of the dust, and the environment of a drilling working face is improved.
Referring to fig. 4, 5 and 6, the dust collection cover 2b includes a buffer portion 2b1, a disc spring 2b2, a dust receiving portion 2b3, a contact portion 2b4 and a dust discharge port 2b6, one end of the buffer portion 2b1 is connected to the drill rod support frame 1f, the other end of the buffer portion 2b1 is connected to the dust receiving portion 2b3, a disc spring 2b2 is sleeved outside the buffer portion 2b1, one end of the dust receiving portion 2b3 close to the buffer portion 2b1 is provided with a buffer plate 2b5, one end of the disc spring 2b2 is connected to the drill rod support frame 1f, the other end of the disc spring 2b2 is connected to the buffer plate 2b5, one end of the dust receiving portion 2b3 far from the buffer portion 2b1 is provided with a contact portion 2b4, a side of the dust receiving portion 2b3 is provided with a dust discharge port 2b6, and the dust discharge port 2b6 is connected to.
The principle of dust catching of the dust catching cover 2b is as follows: while the drill bit 1e is moving for drilling, dust generated at the drilling hole during drilling is collected to the dust discharge port 2b6 along the inner walls of the contact part 2b4 and the dust receiving part 2b3 and waits to be sucked away. The buffering part 2b1 can be a bellows structure, and the upper disc spring 2b2 is matched, when the dust catching cover 2b contacts with the drilling working surface and is adjusted in position, the buffering part can provide kinetic energy for buffering the dust collecting part 2b3, the dust collecting part 2b3 is protected, meanwhile, as the drill bit 1e continuously advances towards the deep part of the drill hole in the process of drilling 1e, the arrangement of the disc spring 2b2 can also eliminate the work of the drill rod 1d and the drill bit 1e, and the swinging in the rotating moving condition affects the dust collecting part 2b 3. The dust collecting portion 2b3 at the end close to the drill driving unit 1c can be sealed with the contact portion of the drill rod 1d by a compression felt seal to prevent dust from escaping therefrom.
In the embodiment, the dust collecting part 2b3 is funnel-shaped, the diameter of the opening of the end, far away from the drill rod support frame 1f, of the dust collecting part 2b3 is larger than that of the opening of the end, close to the drill rod support frame 1f, of the dust collecting part 2b3, far away from the drill rod support frame 1f, of the dust collecting part can be larger than the size of a blasthole to be drilled according to working conditions, so that dust generated at the drilling hole in the drilling process can be completely contained in the dust collecting part 2a3, the dust collecting effect is better, and dust can be better removed. The contact part 2b4 is made of flexible material, the contact part 2b4 is arranged to be diffused outwards, the contact part 2b4 is used for buffering when the contact part contacts with a drilling working surface, and the contact part 2b4 made of flexible material can protect the dust catching cover 2b and prolong the service life of the dust catching cover 2 b.
Referring to fig. 7, 8 and 9, the dust removing box 2a includes a collecting box 2a1, a fan mounting box 2a2, a partition plate 2a3 and a filter 2a4, the top end of the collecting box 2a1 is provided with a fan mounting box 2a2, a fan 2d is mounted in the fan mounting box 2a2, a partition plate 2a3 is disposed inside the collecting box 2a1, a gap is formed between one end of the partition plate 2a3 and the collecting box 2a1, a filter 2a4 is disposed at the gap, a dust collecting port 2a1 is disposed on one side of the collecting box 2a1 away from the filter 2a1, the dust collecting port 2a1 is connected with a dust removing duct 2c, the dust collecting port 2a1 is disposed at the bottom of the partition plate 2a1, an exhaust port 2a1 is disposed at the top end of the fan mounting box 2a1, a1 is provided with a dust transition surface 2a1 on the lower end surface of the partition plate 2a1 away from the filter 2a1, the collecting box 2a1 is hinged to the collecting box 2a1, an inner wall 1, the top end of the inner flange 2a9 is provided with a cloth bag hitching plate 2a 10.
The dust removal principle of the dust removal box 2a is as follows: the fan 2d in the dust removing box 2a is driven by the driving motor to rotate at a high speed, air is sucked from the dust collecting opening 2a5 through the dust removing pipe 2c and the dust catching cover 2b, so that a certain vacuum is generated in the collecting box 2a1, dust in the dust catching cover 2b can enter the collecting box 2a1 through the dust discharging opening 2b6, the dust removing pipe 2c and the integrating opening 2a5, under the obstruction of the partition plate 2b3, dust mixed in the dust-carrying air is collected at the bottom surface of the collecting box 2a1, the collecting box 2a1 can be provided with an upper dust collecting bag through a cloth bag sleeve connecting plate 2a10 on the inner flange 2a9, namely the dust is finally collected in the dust collecting bag, the dust-carrying air enters the driving motor of the fan 2d through the filter 2a4 and then flows out from the exhaust opening 2a12, the filter 2a4 further filters the dust-carrying air, so that the air entering the driving motor and flowing out is cleaner, meeting the dust removal requirement.
Referring to fig. 10, the filter 2a4 includes a filter box 2a4a and a filter material 2a4b, a slide rail 2a7 is provided at a gap between the partition plate 2a3 and the collection box 2a1, the filter box 2a4a slides on the slide rail 2a7, the filter box 2a4a is of a frame structure, and the filter material 2a4b is placed in the filter box 2a4 a. The middle part of the filter cassette 2a4a, i.e. the filter cassette 2a4a, having a frame-like structure is completely or partially hollowed out, so that the dust-laden air can pass through the filter material 2a4 and be discharged from the air outlet 2a 12. In this embodiment, the filtering material 2a4b can be a HEPA filter, and the arrangement of the slide rail 2a7 facilitates the later replacement and cleaning of the filtering material 2a4 b.
In view of the stability of the dust collecting bag during installation and the complete opening of the bag, which is convenient for containing dust, in the collecting box 2a1, the dust collecting bag can be disassembled and assembled, and referring to fig. 11, the cloth bag sleeving plate 2a10 has a certain distance from the inner wall of the collecting box 2a1, one surface of the cloth bag sleeving plate 2a10, which is close to the inner wall of the collecting box 2a1, is provided with a barb 2a11, the barb 2a11 is used for hooking the edge of the opening of the dust collecting bag, so that the opening of the dust collecting bag can be completely opened, and when the dust collecting bag is installed, the dust collecting bag is more stably installed in the collecting box 2a 1.
The working principle of the invention is as follows: the rock electric drill drills in motion while the drill bit 1e is moving, dust generated at the drilling hole is collected to the dust outlet 2b6 along the inner walls of the contact part 2b4 and the dust receiving part 2b3 to wait for being sucked away, the fan 2d in the dust box 2a is driven by the driving motor to rotate at a high speed, air is sucked from the dust outlet 2a5 along the dust pipe 2c and the dust catching cover 2b to generate a certain vacuum in the collecting box 2a1, dust waiting for being sucked away in the dust catching cover 2b can enter the collecting box 2a1 along the dust outlet 2b6, the dust pipe 2c and the integrating port 2a5 together with air, under the obstruction of the partition plate 2b3, dust mixed in the dust-carrying air is collected on the bottom surface of the collecting box 2a1, and a dust bag is sleeved on the dust bag 10 on the inner flange 2a9 in the collecting box 2a1, namely, the dust bag is finally collected in the dust receiving bag, the dust-laden air enters the driving motor of the fan 2d through the filter 2a4 and then flows out of the exhaust port 2a12, and the filter 2a4 further filters the dust-laden air, so that the air entering the driving motor and flowing out is cleaner, and the dust removal requirement is met.
The dust catching cover 2b is sleeved outside the drill rod 1d and the drill 1e of the rock electric drill 1, so that dust generated in the drilling or hole arranging process can be completely contained in the dust catching cover 2b, the splashing of dust on a working face is effectively reduced, the environment of the working face is improved, the potential safety hazard of the working face is reduced, the working environment of workers is improved, the underground coal dust potential hazard is eliminated, the mounting surface of the dust catching cover 2b is arranged on the own drill rod supporting frame 1f of the rock electric drill 1, the dust catching cover 2b is convenient to mount and dismount, the dust removal box 2a adopts a fan strong dust collection mode, the dust is transferred into the dust removal box 2a through the dust removal pipeline 2c to be intensively recycled, the subsequent environmental protection treatment is carried out, a dust receiving bag in the dust removal box 2a is more stable in mounting, an opening can be opened as far as possible, and the dust can be conveniently contained.
Claims (8)
1. A dust-free rock electric drill for rock exploration is characterized by comprising a rock electric drill (1) and a dust removal mechanism (2), wherein the dust removal mechanism (2) is arranged on the side part of the rock electric drill (1);
the rock electric drill (1) is a guide rail type rock electric drill and comprises an electric drill guide rail (1 a), a guide rail support (1 b), an electric drill driving device (1 c), a drill rod (1 d), a drill bit (1 e) and a drill rod support frame (1 f), wherein the guide rail support (1 b) is arranged at the bottom end of the electric drill guide rail (1 a), the electric drill driving device (1 c) sliding along the axial direction of the electric drill guide rail (1 a) is arranged at the top end of the electric drill guide rail (1 a), the drill rod (1 d) is connected with an output shaft of the electric drill driving device (1 c) in a transmission mode, the drill bit (1 e) is detachably connected to the end portion, away from the electric drill driving device (1 c), of the drill rod (1 d), and the drill rod support frame (1 f);
the dust removal mechanism (2) comprises a dust removal box (2 a) and a dust catching cover (2 b), the dust supplementing cover (2 b) is arranged on one surface, away from the electric drill driving device (1 c), of a drill rod support frame (1 f), and is sleeved outside a drill rod (1 d) and a drill bit (1 e), the dust removal box (2 a) is arranged on a guide rail support frame (1 b), the dust removal box (2 a) is connected with the dust catching cover (2 b) through a dust removal pipeline (2 c), the dust removal box (2 a) comprises a collection box (2 a 1), a fan installation box (2 a 2), a partition plate (2 a 3) and a filter (2 a 4), the top end of the collection box (2 a 1) is provided with a fan installation box (2 a 2), a fan (2 d) is installed in the fan installation box (2 a 2), a partition plate (2 a 3) is arranged inside the collection box (2 a 1), a 3) is provided with a certain gap between one end of the collection box (2 a 3), a filter (2 a 4) is arranged at the gap.
2. The dust-free rock electric drill for geotechnical exploration according to claim 1, wherein the dust-collecting hood (2 b) comprises a buffer portion (2 b 1), a disc spring (2 b 2), a dust-receiving portion (2 b 3), a contact portion (2 b 4) and a dust exhaust port (2 b 6), one end of the buffer portion (2 b 1) is connected with the drill pipe support frame (1 f), the other end of the buffer portion (2 b 1) is connected with the dust-receiving portion (2 b 3), the disc spring (2 b 2) is sleeved outside the buffer portion (2 b 1), one end of the dust-receiving portion (2 b 3) close to the buffer portion (2 b 1) is provided with a plate (2 b 5), one end of the disc spring (2 b 2) is connected with the drill pipe support frame (1 f), the other end of the disc spring (2 b 2) is connected with a buffer plate (2 b 5), one end of the dust-receiving portion (2 b 3) far away from the buffer portion (2 b 1) is provided with a contact portion (2 b 4b 3), and a dust exhaust port (6 b 3) is provided with a dust-receiving portion (2, the dust discharge port (2 b 6) is connected with the dust removal pipeline (2 c).
3. A dust-free rock drill according to claim 2, wherein the dust receiving portion (2 b 3) is funnel-shaped, and the diameter of the opening of the dust receiving portion (2 b 3) at the end away from the drill rod support frame (1 f) is larger than the diameter of the opening at the end close to the drill rod support frame (1 f).
4. A dust-free rock drill according to claim 3, wherein the contact portion (2 b 4) is made of a flexible material, and the contact portion (2 b 4) is arranged to be diffused outwardly.
5. The electric drill for dust-free rock for geotechnical exploration according to claim 1, wherein the side of the collecting box (2 a 1) far away from the filter (2 a 4) is provided with a dust collecting port (2 a 5), the dust collecting port (2 a 5) is connected with a dust removing pipeline (2 c), the dust collecting port (2 a 5) is located at the bottom of the partition plate (2 a 3), the top end of the fan installation box (2 a 2) is provided with an exhaust port (2 a 12), and the lower end face of the side of the partition plate (2 a 3) far away from the filter (2 a 4) is provided with a dust transition surface (2 a 6).
6. The electric drill for dust-free rock for geotechnical exploration according to claim 5, wherein the filter (2 a 4) comprises a filter box (2 a4 a) and a filter material (2 a4 b), a slide rail (2 a 7) is arranged in a gap between the partition plate (2 a 3) and the collecting box (2 a 1), the filter box (2 a4 a) slides at the slide rail (2 a 7), the filter box (2 a4 a) is of a frame type structure, and the filter material (2 a4 b) is placed in the filter box (2 a4 a).
7. The dust-free rock electric drill for geotechnical exploration according to claim 6, wherein a box door (2 a 8) is hinged to the collection box (2 a 1), an inner wall of the collection box (2 a 1) is provided with an inner flange (2 a 9), the inner flange (2 a 9) is located at the bottom of the dust collection port (2 a 5), and the top end of the inner flange (2 a 9) is provided with a cloth bag sleeve joint plate (2 a 10).
8. The electric drill for dust-free rock for geotechnical exploration according to claim 7, wherein the cloth bag sleeving plate (2 a 10) is spaced from the inner wall of the collecting box (2 a 1), and a barb (2 a 11) is arranged on one side of the cloth bag sleeving plate (2 a 10) close to the inner wall of the collecting box (2 a 1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911091343.2A CN110617020A (en) | 2019-11-10 | 2019-11-10 | Dust-free rock electric drill for rock and soil exploration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911091343.2A CN110617020A (en) | 2019-11-10 | 2019-11-10 | Dust-free rock electric drill for rock and soil exploration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110617020A true CN110617020A (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911091343.2A Withdrawn CN110617020A (en) | 2019-11-10 | 2019-11-10 | Dust-free rock electric drill for rock and soil exploration |
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| Country | Link |
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| CN (1) | CN110617020A (en) |
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| CN111577149A (en) * | 2020-06-06 | 2020-08-25 | 江西虔研科技咨询有限公司 | Mining equipment with shock-absorbing function |
| CN113790034A (en) * | 2021-09-26 | 2021-12-14 | 中建八局第四建设有限公司 | Dry type orifice dust catcher |
| CN116988764A (en) * | 2023-08-07 | 2023-11-03 | 河南锦源建设有限公司 | Drilling grouting equipment for mining |
| CN117266767A (en) * | 2023-11-17 | 2023-12-22 | 山东千颐科技有限公司 | Rock drilling machine capable of preventing broken stone from splashing |
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Application publication date: 20191227 |
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