CN115419381A - Working face bedding drilling method and system - Google Patents
Working face bedding drilling method and system Download PDFInfo
- Publication number
- CN115419381A CN115419381A CN202210996110.2A CN202210996110A CN115419381A CN 115419381 A CN115419381 A CN 115419381A CN 202210996110 A CN202210996110 A CN 202210996110A CN 115419381 A CN115419381 A CN 115419381A
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- dust
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- 238000005553 drilling Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 52
- 238000010521 absorption reaction Methods 0.000 claims abstract description 38
- 238000009434 installation Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 description 5
- 239000003245 coal Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
-
- 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
- E21B21/011—Dust eliminating or dust removing while drilling
-
- 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
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention relates to the technical field of bedding drilling, in particular to a working surface bedding drilling system which comprises a tank body, a tee joint, an absorption cover and an adjusting assembly, wherein the adjusting assembly comprises a telescopic pipe, a sliding block and a supporting plate, and the tee joint is provided with a sliding groove. The invention also provides a working surface bedding drilling method, which changes the length of the telescopic pipe by stretching the telescopic pipe, is convenient for moving the absorption cover to be close to the concentrated position of dust generated during drilling, the telescopic pipe pulls the supporting plate to move during stretching, and the supporting plate moves in the sliding groove through the sliding block, so that the telescopic pipe is supported and stably moves; through pulling the absorption cover, the backup pad takes place to rotate to the angle of the absorption cover of being convenient for adjust, make need not the mobile device just can make the concentrated department that produces the dust when absorbing the cover opening and towards drilling, be convenient for suck dust and the gas that produce when drilling, thereby improve the suction efficiency to dust and gas.
Description
Technical Field
The invention relates to the technical field of bedding drilling, in particular to a method and a system for bedding drilling of a working surface.
Background
A face bedding hole is a hole drilled along the direction of the coal seam or dip, such hole being located only within the coal seam and not penetrating into the roof bed strata or other coal seams. The traditional wet dust removal method for the soft coal seam of the coal mine is easy to cause hole collapse, drill clamping and the like, the dry drilling mode can be adopted to solve the problems, dust is easy to generate in the dry drilling process, and meanwhile, the traditional dust removal device used in the bedding drilling of the working surface cannot guide gas in the drilling process into a gas drainage system.
The dust collector who uses when drilling in same direction as layer of current, through drawing the blast pipe with external world and put union coupling production negative pressure, inhales dust and gas through the absorption cover, and dust and gas absorb through the dust removal sack in filter screen and the sack frame, and the dust drops and collects in the ash collecting bucket, and gas gets into external drainage pipe through the blast pipe and discharges to realize removing dust and with the leading-in drainage system of gas.
But above-mentioned device need be fixed subaerial with whole device when using, because the angle that the absorption cover was installed on the three-way pipe can not be adjusted to the length of three-way pipe is fixed, is not convenient for remove the absorption cover and removes dust to the intensive region of dust, and is lower to the suction efficiency of dust and gas.
Disclosure of Invention
The invention aims to provide a working surface bedding drilling system, which solves the problems that the whole device needs to be fixed on the ground when the existing dust removal device for the working surface bedding drilling is used, the dust removal device is inconvenient to move an absorption cover to a dust dense area for dust removal due to the fact that the angle of the absorption cover arranged on a three-way pipe cannot be adjusted and the length of the three-way pipe is fixed, and the dust removal device has low dust and gas suction efficiency.
In order to achieve the purpose, the invention provides a working surface bedding drilling system which comprises a tank body, a three-way pipe and an absorption cover, wherein the three-way pipe is fixedly connected with the tank body, the absorption cover is used for enlarging the dust absorption area of the three-way pipe, the working surface bedding drilling system also comprises an adjusting assembly, the adjusting assembly comprises a telescopic pipe, a sliding block and a supporting plate, two ends of the telescopic pipe are respectively and fixedly connected with the three-way pipe and the absorption cover, the three-way pipe is provided with a sliding groove, the sliding groove is positioned on the outer side of the three-way pipe, the sliding block is in sliding connection with the three-way pipe and is positioned in the sliding groove, and the supporting plate is used for supporting the telescopic pipe.
The support plate comprises a first plate body, a second plate body and a connecting part, wherein the first plate body is fixedly connected with the sliding block and is positioned on one side of the sliding block, which is far away from the three-way pipe; the second plate body is fixedly connected with the extension tube; the second plate body is connected with the first plate body through the connecting part.
The connecting component comprises a rotating shaft and a connecting block, wherein the rotating shaft is rotatably connected with the first plate body and is positioned at one end, far away from the sliding block, of the first plate body; the connecting block is fixedly connected with the second plate body and fixedly connected with the rotating shaft.
The working face bedding drilling system further comprises a mounting assembly, and the mounting assembly is used for mounting the tank body.
The mounting assembly comprises a mounting seat, a mounting block, a fixing rod and a lifting member, wherein the mounting seat is fixedly connected with the tank body and is positioned on the outer side of the tank body; the mounting block is rotatably connected with the mounting seat and is positioned on the inner side of the mounting seat; the fixing rod is installed on the installation block through the lifting member.
The lifting component comprises a sleeve and a wrench block, and the sleeve is rotationally connected with the mounting block and rotationally connected with the fixed rod; the wrench block is fixedly connected with the sleeve and is positioned outside the sleeve.
The working face bedding drilling system further comprises a filtering assembly, and the filtering assembly is arranged on the tank body.
A method for drilling holes on a working face in a bedding way comprises the following steps,
inserting a fixing rod into the ground to install the tank body;
the wrenching block is held to rotate the sleeve to adjust the installation height of the tank body;
the sliding block in the three-way pipe is slid by the support plate to move;
the slide block is slid to move, and meanwhile the telescopic pipe is pulled to deform, so that the absorption cover is close to the drill hole; and
and the second plate body is pulled, and the second plate body and the first plate body rotate relatively, so that the absorption cover sucks dust and gas towards the drill hole.
According to the working surface bedding drilling system, when the working surface bedding drilling system is used, the connecting pipe on the right side of the tank body is connected with an external suction pipe to generate negative pressure to absorb dust and gas generated in a drilling process, the length of the telescopic pipe is changed by stretching the telescopic pipe, so that the absorption cover is convenient to move to be close to a concentrated position where dust is generated in the drilling process, the telescopic pipe pulls the support plate to move when being telescopic, the support plate moves in the sliding groove through the sliding block, and therefore the telescopic pipe is supported, and the telescopic pipe can stably move; through pulling the absorption cover, the backup pad takes place to rotate, thereby is convenient for adjust the angle of absorption cover, makes and just can make without the mobile device the concentrated department of dust is produced when absorption cover opening orientation drilling, is convenient for suck dust and the gas that produce when drilling, thereby improves the suction efficiency to dust and gas.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a schematic structural view of the whole of a working face bedding drilling system according to a first embodiment of the present invention.
Fig. 2 is an enlarged view of the present invention at a of fig. 1.
Fig. 3 is a schematic structural diagram of the whole working face bedding drilling system according to the second embodiment of the invention.
Fig. 4 is a schematic structural diagram of the whole working surface bedding drilling system of the third embodiment of the present invention.
Fig. 5 is a schematic view of the connection of the shaft and the flight of a third embodiment of the invention.
FIG. 6 is a flow chart of the face down drilling method of the present invention.
In the figure: 100-tank body, 101-three-way pipe, 102-absorption hood, 103-telescopic pipe, 104-chute, 105-slide block, 107-first plate body, 108-second plate body, 109-rotating shaft, 110-connecting block, 211-mounting seat, 212-mounting block, 213-fixing rod, 214-sleeve, 215-wrench block, 316-filter plate, 317-shaft lever and 318-scraper.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, and the embodiments described below with reference to the accompanying drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention.
The first embodiment:
referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of a working surface bedding drilling system according to a first embodiment of the present invention, and fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention, which provides a working surface bedding drilling system: the three-way pipe comprises a tank body 100, a three-way pipe 101, an absorption cover 102, an extension pipe 103, a sliding block 105 and a supporting plate, wherein the three-way pipe 101 is provided with a sliding groove 104, the supporting plate comprises a first plate body 107, a second plate body 108 and a connecting part, and the connecting part comprises a rotating shaft 109 and a connecting block 110.
For the present embodiment, the three-way pipe 101 is fixedly connected to the tank 100, and the absorption hood 102 is used to enlarge the dust absorption area of the three-way pipe 101. The three-way pipe 101 is fixedly connected with a connecting pipe on the left side of the tank body 100, and the contact area of the three-way pipe 101 and air is increased through the absorption cover 102, so that dust and gas generated in the drilling process are absorbed in a large range.
Two ends of the telescopic pipe 103 are respectively fixedly connected with the three-way pipe 101 and the absorption hood 102, the sliding groove 104 is located on the outer side of the three-way pipe, the sliding block 105 is connected with the three-way pipe 101 in a sliding mode and located in the sliding groove 104, and the supporting plate is used for supporting the telescopic pipe 103. The two pipe orifices at the left end of the three-way pipe 101 are both provided with the telescopic pipes 103, the two ends of each telescopic pipe 103 are respectively and fixedly connected with the absorption hood 102 and the three-way pipe 101, the telescopic pipes 103 are made of rubber, the telescopic pipes 103 can be stretched and contracted under stress, the two sliding grooves 104 are respectively arranged on the outer sides of the two pipe orifices at the left end of the three-way pipe 101, the two sliding grooves 104 are symmetrical with the central line of the pipe orifice of the three-way pipe 101, the sliding grooves 104 are in a cross shape, the sliding blocks 105 are respectively arranged in the sliding grooves 104, and the support plate is used for supporting the telescopic pipes 103.
The first plate body 107 is fixedly connected with the sliding block 105 and is positioned on one side, away from the three-way pipe 101, of the sliding block 105; the second plate 108 is fixedly connected with the extension tube 103; the second plate 108 is connected to the first plate 107 through the connecting member. The first plate 107 is installed on one side of the sliding block 105 away from the three-way pipe 101, the second plate 108 is fixed with the absorption cover 102, and the first plate 107 and the second plate 108 are connected through the connecting part.
Meanwhile, the rotating shaft 109 is rotatably connected with the first plate 107 and is located at one end of the first plate 107 far away from the sliding block 105; the connecting block 110 is fixedly connected to the second plate 108 and is fixedly connected to the rotating shaft 109. First plate body 107 is kept away from the one end of slider 105 is rotated and is installed pivot 109, second plate body 108 is close to the upper and lower side of first plate body 107 all installs connecting block 110, connecting block 110 with pivot 109 fixed connection.
When the working face bedding drilling system of the embodiment is used, the connecting pipe on the right side of the tank body 100 is connected with an external suction pipe to generate negative pressure to absorb dust and gas generated in the drilling process, the length of the telescopic pipe 103 is changed by stretching the telescopic pipe 103, so that the absorption cover 102 is convenient to move to be close to a concentrated position of the dust generated in the drilling process, the telescopic pipe 103 pulls the support plate to move when being stretched, and the support plate moves in the sliding groove 104 through the sliding block 105 to support the telescopic pipe 103, so that the telescopic pipe 103 stably moves; by pulling the absorption cover 102, the second plate 108 and the first plate 107 are matched with each other through the rotating shaft 109 and the connecting block 110 to rotate relatively, so that the angle of the absorption cover 102 can be adjusted conveniently, the opening of the absorption cover 102 faces to a concentrated position of dust generated in drilling without a moving device, the dust and gas generated in drilling can be sucked conveniently, and the dust and gas suction efficiency is improved.
Second embodiment:
referring to fig. 3 based on the first embodiment, fig. 3 is a schematic structural diagram of a working surface bedding drilling system according to a second embodiment of the present invention, and the present invention provides a working surface bedding drilling system further including a mounting assembly, where the mounting assembly includes a mounting base 211, a mounting block 212, a fixing rod 213 and a lifting member, and the lifting member includes a sleeve 214 and a wrench block 215.
For the present embodiment, the mounting seat 211 is fixedly connected to the tank 100 and located outside the tank 100; the mounting block 212 is rotatably connected with the mounting seat 211 and is positioned at the inner side of the mounting seat 211; the fixing rod 213 is installed on the installation block 212 by the elevation member. The outside of the jar body 100 is provided with three the mount pad 211, and the outside of the jar body 100 is triangular distribution, rotate in the recess of mount pad 211 and install installation piece 212, dead lever 213 is used for right the installation of the jar body 100, the lift component is used for adjusting the mounting height of the jar body 100.
Wherein, the sleeve 214 is rotatably connected with the mounting block 212 and rotatably connected with the fixing rod 213; the trigger block 215 is fixedly connected to the sleeve 214 and is located outside the sleeve 214. The cross section of the sleeve 214 is I-shaped, and the sleeve 214 is in threaded connection with the fixing rod 213.
When the working surface bedding drilling system is used, the fixing rod 213 is inserted into the bottom surface to install the tank body 100, the tank body 100 is rotated according to the ground condition during installation, the angle of adjustment of the installation block 212 is adjusted, the tank body 100 is convenient to install, the sleeve 214 is rotated by the pull block 215 after installation is completed, and the sleeve 214 and the fixing rod 213 are in threaded fit transmission, so that the tank body 100 moves up and down, the installation height of the tank body 100 is changed, and dust and gas can be better sucked.
The third embodiment:
referring to fig. 4 and 5 based on the first embodiment, fig. 4 is a schematic structural view of the whole working surface bedding drilling system of the third embodiment of the present invention, fig. 5 is a schematic connection view of a shaft and a scraper of the third embodiment of the present invention, the present invention provides a working surface bedding drilling system further comprising a filter assembly, the filter assembly comprises a filter plate 316 and a cleaning member, the cleaning member comprises a shaft 317 and a scraper 318.
For the present embodiment, the filter plate 316 is fixedly connected to the tank 100 and is located inside the tank 100; the cleaning means is used for cleaning the filter plate 316. The utility model discloses a dust removal device, including the filter 316, the filter 316 is last to be provided with the aperture, can detach great dust particle among the suction gas, the clean room is installed at the top of jar body 100, the clean room with jar body 100 with position between the filter 316 installs gas purification pipe and cloth bag frame respectively, detaches tiny dust particle through the dust removal sack in the cloth bag frame, and the gas purification pipe rear side is equipped with the pulse valve, has improved the cleaning effect of dust removal sack through gas purification pipe and pulse valve cooperation, and this technique does not do too much perplexing here for prior art.
Wherein the shaft 317 is rotatably connected to the filter 316 and to the can 100; the scraper 318 is fixedly connected to the shaft 317 and is located below the filter plate 316. The upper end and the lower end of the shaft bar 317 are respectively connected with the tank 100 and the filter plate 316 in a rotating manner, and the scraper 318 is arranged on the outer side of the lower end of the shaft bar 317.
When the working surface bedding drilling system of the embodiment is used, the air sucked into the tank 100 is filtered through the filter plate 316, so that larger dust particles in the sucked air are removed, after the device is used for a period of time, the scraper 318 is rotated through the shaft 317, the filter plate 316 is cleaned through the bristles on the scraper 318, and therefore the normal operation of the device can be ensured, and the dust accumulated in the tank 100 can be discharged through the discharge outlet below the tank 100.
Referring to fig. 6, a method for drilling a hole in a working plane includes the following steps:
s101: inserting the fixing rod 213 into the ground to install the tank 100;
s102: the wrench block 215 is held to rotate the sleeve 214 to adjust the installation height of the tank 100;
s103: the sliding block 105 in the three-way pipe 101 is moved by the support plate;
s104: the slide block 105 is slid to move, and meanwhile the telescopic pipe 103 is pulled to deform, so that the absorption cover 102 is close to the drill hole;
s105: by pulling the second plate 108, the relative rotation between the second plate 108 and the first plate 107 is generated, so that the absorption cover 102 faces the drill hole to facilitate the dust and gas suction.
In this embodiment, the fixing rod 213 is inserted into the bottom surface to mount the tank 100, the mounting block 212 is rotated to adjust the angle according to the ground conditions when the tank 100 is mounted, so as to facilitate mounting of the tank 100, after the mounting is completed, the wrench block 215 rotates the sleeve 214, the sleeve 214 and the fixing rod 213 are in threaded fit transmission, so that the tank 100 moves up and down, the mounting height of the tank 100 is changed, so as to facilitate better sucking of dust and gas, an external suction pipe is connected through a connecting pipe on the right side of the tank 100 to generate negative pressure to absorb the dust and gas generated in the drilling process, the telescopic pipe 103 is stretched to change the length of the telescopic pipe 103, so as to move the absorbing cover 102 to be close to the concentrated part of the dust generated in the drilling process, the telescopic pipe 103 pulls the supporting plate to move when being stretched, and the supporting plate moves in the sliding groove 104 through the slider 105, so as to support the telescopic pipe 103 to stably move; by pulling the absorption cover 102, the second plate 108 and the first plate 107 are matched with each other through the rotating shaft 109 and the connecting block 110 to rotate relatively, so that the angle of the absorption cover 102 can be adjusted conveniently, the opening of the absorption cover 102 faces to a concentrated position of dust generated in drilling without a moving device, the dust and gas generated in drilling can be sucked conveniently, and the dust and gas suction efficiency is improved.
While the above disclosure describes one or more preferred embodiments of the present invention, it is not intended to limit the scope of the claims to such embodiments, and one skilled in the art will understand that all or a portion of the processes performed in the above embodiments may be practiced without departing from the spirit and scope of the claims.
Claims (8)
1. The working face bedding drilling system is characterized by further comprising an adjusting assembly, wherein the adjusting assembly comprises a telescopic pipe, a sliding block and a supporting plate, two ends of the telescopic pipe are fixedly connected with the three-way pipe and the absorbing cover respectively, the three-way pipe is provided with a sliding groove, the sliding groove is located on the outer side of the tee joint, the sliding block is connected with the three-way pipe in a sliding mode and located in the sliding groove, and the supporting plate is used for supporting the telescopic pipe.
2. The face bedding drilling system of claim 1 wherein the support plate comprises a first plate, a second plate, and a connecting member, the first plate being fixedly connected to the slide block and located on a side of the slide block remote from the tee; the second plate body is fixedly connected with the extension tube; the second plate body is connected with the first plate body through the connecting part.
3. The face bedding drilling system of claim 2 wherein said attachment means comprises a shaft and a connector block, said shaft being pivotally connected to said first plate and located at an end of said first plate remote from said slide; the connecting block is fixedly connected with the second plate body and fixedly connected with the rotating shaft.
4. The face bedding drilling system of claim 1 further comprising a mounting assembly for mounting the canister.
5. The face bedding drilling system of claim 4 wherein said mounting assembly includes a mounting block, a securing rod and a lifting member, said mounting block being fixedly attached to said canister and located outside of said canister; the mounting block is rotatably connected with the mounting seat and is positioned on the inner side of the mounting seat; the fixing rod is installed on the installation block through the lifting member.
6. The face bedding drilling system of claim 5 wherein said lifting member includes a sleeve and a throw block, said sleeve being pivotally connected to said mounting block and pivotally connected to said fixed rod; the wrench block is fixedly connected with the sleeve and is positioned outside the sleeve.
7. The face bedding drilling system as recited in claim 1 further comprising a filter assembly disposed on the canister.
8. A working face bedding drilling method applied to the working face bedding drilling system as claimed in any one of claims 1 to 7, comprising the steps of:
inserting a fixing rod into the ground to install the tank body;
the wrench block is held to rotate the sleeve to adjust the installation height of the tank body;
the sliding block in the three-way pipe is slid by the supporting plate to move;
the slide block is slid to move, and meanwhile the telescopic pipe is pulled to deform, so that the absorption cover is close to the drill hole; and
and the second plate body is pulled, and the second plate body and the first plate body rotate relatively, so that the absorption cover sucks dust and gas towards the drill hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210996110.2A CN115419381A (en) | 2022-08-19 | 2022-08-19 | Working face bedding drilling method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210996110.2A CN115419381A (en) | 2022-08-19 | 2022-08-19 | Working face bedding drilling method and system |
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| Publication Number | Publication Date |
|---|---|
| CN115419381A true CN115419381A (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210996110.2A Pending CN115419381A (en) | 2022-08-19 | 2022-08-19 | Working face bedding drilling method and system |
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| CN (1) | CN115419381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432461A (en) * | 2023-12-15 | 2024-01-23 | 太原理工大学 | Drilling gas pulse type extraction device and extraction method |
-
2022
- 2022-08-19 CN CN202210996110.2A patent/CN115419381A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117432461A (en) * | 2023-12-15 | 2024-01-23 | 太原理工大学 | Drilling gas pulse type extraction device and extraction method |
| CN117432461B (en) * | 2023-12-15 | 2024-03-19 | 太原理工大学 | Drilling gas pulse type extraction device and extraction method |
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