CN219754493U - Sealing hole sealing pipe for sealing drilled hole and dust removing equipment - Google Patents
Sealing hole sealing pipe for sealing drilled hole and dust removing equipment Download PDFInfo
- Publication number
- CN219754493U CN219754493U CN202321083724.8U CN202321083724U CN219754493U CN 219754493 U CN219754493 U CN 219754493U CN 202321083724 U CN202321083724 U CN 202321083724U CN 219754493 U CN219754493 U CN 219754493U
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- Prior art keywords
- hole
- sealing
- dust
- pipe
- dust collector
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- 239000000428 dust Substances 0.000 title claims abstract description 88
- 238000007789 sealing Methods 0.000 title claims abstract description 71
- 238000005553 drilling Methods 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 11
- 239000010959 steel Substances 0.000 claims abstract description 11
- 238000007599 discharging Methods 0.000 claims description 10
- 239000002893 slag Substances 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 10
- 239000003245 coal Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 208000003556 Dry Eye Syndromes Diseases 0.000 description 2
- 206010013774 Dry eye Diseases 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000002956 ash Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a sealing hole sealing pipe for sealing a drilling hole and dust removing equipment, wherein the sealing pipe is a sandwich structure with a closed air cavity formed by an inner layer steel sleeve and an outer layer expansion pipe, and an air inlet joint communicated with the closed air cavity is arranged at the tail part of the sealing pipe; the hole sealing pipe is arranged in the hole to be drilled, the air inlet joint is kept outside the hole to be drilled, the external air source is connected with the air inlet joint, and the external air source introduces pressure gas into the closed air cavity through the air inlet joint, so that the outer expansion pipe is radially expanded and is attached to the hole wall to realize hole sealing. The dust removing equipment comprises a dust collector, a pneumatic wet dust collector and a gas-water separator, and the hole sealing pipe is connected with a dust collecting port of the dust collector so as to collect and treat dust. The utility model has compact structure, reasonable layout, easy installation and convenient maintenance, and can effectively remove dust and improve work efficiency.
Description
Technical Field
The utility model relates to a dust removing device for sealing a drilling hole, which is particularly suitable for dust treatment of dry eyes generated by drilling holes in the projects of coal mine layer-by-layer drilling, sequential layer drilling, metal mines, tunnels and the like.
Background
As the mining depth of the mine becomes deeper and deeper, the underground pressure becomes larger and larger, and gas harmful gas, dust, protruding coal and the like are easily sprayed in the drilling process, which is always a problem to be solved by the skilled person. At present, two modes of drilling exist, one is to use water to match drilling, so that dust can be reduced, the temperature of a drill bit can be prevented from rising, but the drilling progress is slow, a drill rod is easy to clamp, and the problem of gas and coal spraying cannot be solved; the other is to drill holes with air, compared with the former, the phenomenon of clamping a drill rod is reduced and the progress is accelerated, but the problems of gas, coal and dust spraying cannot be solved, and meanwhile, the service life of the drill bit is influenced by heating.
Disclosure of Invention
The utility model aims to avoid the defects of the prior art, and provides a sealing pipe for sealing a drilling hole and dust removing equipment, so as to solve the problem of gas, coal and dust ejection and ensure drilling efficiency.
The utility model adopts the following technical scheme for realizing the purpose:
the sealing and drilling orifice sealing pipe of the utility model is characterized in that: the hole sealing pipe is a sandwich structure with a closed air cavity formed by an inner layer steel sleeve and an outer layer expansion pipe, and an air inlet joint communicated with the closed air cavity is arranged at the tail part of the hole sealing pipe; the hole sealing pipe is arranged in the hole to be drilled, the air inlet joint is kept outside the hole to be drilled, the external air source is connected with the air inlet joint, and the external air source introduces pressure gas into the closed air cavity through the air inlet joint, so that the outer expansion pipe is radially expanded and is attached to the hole wall to realize hole sealing.
The sealing and drilling hole sealing pipe is also characterized in that: the outer expansion pipe is formed by pressing an elastic sleeve at the middle section and metal sleeves at the two ends.
The sealing and drilling hole sealing pipe is also characterized in that: an inner sleeve is arranged at the front end of the hole sealing pipe, and a drill rod is supported in the inner sleeve.
The utility model relates to a dust removing device for sealing a drilling orifice, which is characterized by comprising the following components:
a hole sealing pipe for drilling the hole sealing pipe for the sealing;
the dust collector is provided with a front end face and a rear end face, a dust collection port is arranged on the front end face, the dust collection port is connected with the tail end of the inner layer steel sleeve in the hole sealing pipe, the inner layer steel sleeve is communicated with the inner cavity of the dust collector, a drill rod penetrates through the inner cavity of the dust collector through the dust collection port, and a slag discharging channel is arranged at the bottom of the dust collector;
one end of the pneumatic wet dust collector is a dust inlet, the other end of the pneumatic wet dust collector is a discharge outlet, and the dust inlet is communicated with the inner cavity of the dust collector through a guide pipe;
the top of the gas-water separator is provided with a negative pressure interface, the negative pressure interface is used for pumping and discharging so that the inner cavity of the gas-water separator is negative pressure, the gas-water separator is provided with a side inlet and a bottom mud water outlet, the side inlet is communicated with the discharge outlet of the pneumatic wet dust collector, and the bottom mud water outlet is connected to a slag discharging channel through a pipeline.
The dust removing equipment for sealing the drilling orifice is also characterized in that: and a hole plate is embedded on the rear end surface of the dust collector, and a drill rod passes through a central hole of the hole plate and is used as a tail support of the drill rod.
The dust removing equipment for sealing the drilling orifice is also characterized in that: the sealing gasket is arranged on the rear end face of the dust collector, and the sealing gasket forms a seal between the drill rod and the rear end face of the dust collector to prevent dust from protruding.
Compared with the prior art, the utility model has the beneficial effects that:
1. the hole sealing pipe has a simple structure, is convenient to install and can be repeatedly used;
2. according to the utility model, the dust removing device discharges water, ash, slag and gas and other harmful gases which enter the dust collector and the gas-water separator under the combined action of the negative pressure and the wet dust collector to a designated position through the negative pressure pipe, and the dry eye dust treatment and the working environment purification of drilling holes are realized on explosion dangerous places such as methane gas, toxic gas and the like, so that the working efficiency is improved, and the safety production is ensured.
3. The utility model provides effective measures for sealing the drilling hole opening for dust removal, can realize parallel operation of a plurality of drilling machines of a single roadway, and can greatly improve the progress of the layer-penetrating drilling construction of the mine bottom plate;
4. the dust removing device does not use a power supply, the problem of electricity safety does not exist, the gas sucking effect of the negative pressure suction pipeline reaches 95%, and the dust falling rate of the pneumatic wet dust remover reaches 97%.
5. The utility model has light weight, small volume, convenient transportation and field installation, and can be widely applied to the projects of coal mine layer-penetrating drilling, layer-following drilling, metal mine, tunnel and the like.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
reference numerals in the drawings: the dust collector comprises an inner sleeve, a hole sealing pipe, an inner layer steel sleeve, an outer layer expansion pipe, a 3 air inlet joint, a 4 dust collector, a 5 pore plate, a 6 sealing gasket, a 7 drill pipe, an 8-pipe, a 9 pneumatic wet dust collector, a 10 negative pressure interface, an 11 flange, a 12 muddy water pipeline, a 13 gas-water separator, a 14 one-way valve and a 15 slag discharging channel.
Detailed Description
Referring to fig. 1 and 2, the structure of the sealed perforated pipe in this embodiment is as follows:
the hole sealing pipe 2 is a sandwich structure with a closed air cavity formed by an inner layer steel sleeve 2a and an outer layer expansion pipe 2b, and an air inlet joint 3 communicated with the closed air cavity is arranged at the tail part of the hole sealing pipe 2; the hole sealing pipe 2 is arranged in the hole to be drilled, the air inlet joint 3 is kept outside the hole to be drilled, the external air source is connected with the air inlet joint 3, and the external air source introduces pressure air into the closed air cavity through the air inlet joint 3, so that the outer expansion pipe 2b is radially expanded and is attached to the hole wall to realize hole sealing.
In a specific implementation, the corresponding structure arrangement also includes:
the outer expansion tube 2b is formed by pressing an elastic sleeve at the middle section and metal sleeves at the two ends;
an inner sleeve 1 is arranged at the front end of a hole sealing pipe 2, a drill rod is supported in the inner sleeve 1, and the inner sleeve 1 can be a copper sleeve;
referring to fig. 1 and 2, the dust removing apparatus for sealing a drilled orifice in the present embodiment includes:
the hole sealing pipe 2 is the sealing hole sealing pipe for sealing and drilling the hole in the embodiment;
the dust collector 4 is provided with a front end face and a rear end face, a dust collection port is arranged on the front end face and is connected with the tail end of an inner layer steel sleeve 2a in the hole sealing pipe 2, so that the inner layer steel sleeve 2a is communicated with the inner cavity of the dust collector 4, a drill rod 7 penetrates through the inner cavity of the dust collector 4 through the dust collection port, and a slag discharging channel 15 is arranged at the bottom of the dust collector 4; the rear end face of the dust collector 4 is embedded with a pore plate 5, the pore plate 5 can adopt a copper plate, a drill rod passes through a central hole of the pore plate 5, and the pore plate 5 is used as a tail support of the drill rod so as to keep the position and stability of a central shaft of the drill rod; a sealing gasket 6 is arranged on the rear end face of the dust collector 4, and the sealing gasket 6 forms a seal between the drill rod and the rear end face of the dust collector 4 to avoid dust protrusion.
The pneumatic wet dust collector 9 has one end as dust inlet and the other end as exhaust port, and the dust inlet is communicated with the inner cavity of the dust collector 4 via the pipe 8. An air inlet pipe and an air inlet pipe are respectively arranged on the pneumatic wet dust collector, the air inlet pipe is connected with a motor, and the air inlet pipe is connected with a spray head.
The top of the gas-water separator 13 is provided with a negative pressure interface 10, the negative pressure interface 10 is used for pumping and discharging to enable the inner cavity of the gas-water separator 13 to be negative pressure, the gas-water separator 13 is provided with a side inlet and a bottom mud water outlet, the side inlet is communicated with the discharge port of the pneumatic wet dust collector 9 through a flange 11, the bottom mud water outlet is connected to a slag discharging channel 15 through a mud water pipeline 12, and a one-way valve 14 is arranged in the mud water pipeline.
The operation process comprises the following steps: before drilling, the hole sealing pipe is buried in the wall and fixed, the hole sealing pipe and the dust collector are connected, and each water pipe, the air pipe and the negative pressure drainage pipe are connected; after the drill rod is inserted, the pore plate and the sealing gasket are sleeved, the drill rod is connected with the drilling machine, the pneumatic wet dust collector and the water valve are started to drill, dust enters the gas-water separator through the pneumatic wet dust collector, mud water is discharged in the slag discharge channel 15 after passing through the mud water pipeline 12, and large particles are directly discharged in the slag discharge channel.
Claims (6)
1. A sealed drill hole sealing pipe is characterized in that: the hole sealing pipe (2) is a sandwich structure with a closed air cavity formed by an inner layer steel sleeve (2 a) and an outer layer expansion pipe (2 b), and an air inlet joint (3) communicated with the closed air cavity is arranged at the tail part of the hole sealing pipe (2); the hole sealing pipe (2) is arranged in the hole to be drilled, the air inlet joint (3) is kept outside the hole to be drilled, the external air source is connected with the air inlet joint (3), and the external air source introduces pressure air into the closed air cavity through the air inlet joint (3), so that the outer expansion pipe (2 b) is radially expanded and attached to the hole wall to realize hole sealing.
2. A sealed drilled orifice sealing tube as defined in claim 1, wherein: the outer expansion pipe (2 b) is formed by pressing an elastic sleeve at the middle section and metal sleeves at the two ends.
3. A sealed drilled orifice sealing tube as defined in claim 1, wherein: an inner sleeve (1) is arranged at the front end of the hole sealing pipe (2), and a drill rod is supported in the inner sleeve (1).
4. A sealed drilling orifice dust removal apparatus, comprising:
a bore-sealing tube (2) which is a sealing and drilling-hole bore-sealing tube according to claim 1;
the dust collector (4) is provided with a front end face and a rear end face, a dust collection port is arranged on the front end face, the dust collection port is connected with the tail end of the inner layer steel sleeve (2 a) in the hole sealing pipe (2), the inner layer steel sleeve (2 a) is communicated with the inner cavity of the dust collector (4), a drill rod penetrates through the inner cavity of the dust collector (4) through the dust collection port, and a slag discharging channel (15) is arranged at the bottom of the dust collector (4);
a pneumatic wet dust collector (9) with one end being a dust inlet and the other end being a discharge outlet, wherein the dust inlet is communicated with the inner cavity of the dust collector (4) through a conduit (8);
the top of the gas-water separator (13) is provided with a negative pressure interface, the negative pressure interface is used for pumping and discharging so that the inner cavity of the gas-water separator (13) is negative pressure, the gas-water separator (13) is provided with a side inlet and a bottom mud water outlet, the side inlet is communicated with the discharge outlet of the pneumatic wet dust collector (9), and the bottom mud water outlet is connected to a slag discharging channel through a pipeline.
5. The sealed drilling orifice dust removal apparatus of claim 4, wherein: the rear end face of the dust collector (4) is embedded with a pore plate (5), the drill rod passes through the central hole of the pore plate (5), and the pore plate (5) is used as the tail support of the drill rod.
6. A sealed drilling aperture dust removal apparatus as claimed in claim 4 or claim 5, wherein: a sealing gasket (6) is arranged on the rear end face of the dust collector (4), and the sealing gasket (6) forms a seal between the drill rod and the rear end face of the dust collector (4) to prevent dust from protruding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321083724.8U CN219754493U (en) | 2023-05-08 | 2023-05-08 | Sealing hole sealing pipe for sealing drilled hole and dust removing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321083724.8U CN219754493U (en) | 2023-05-08 | 2023-05-08 | Sealing hole sealing pipe for sealing drilled hole and dust removing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219754493U true CN219754493U (en) | 2023-09-26 |
Family
ID=88075688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321083724.8U Active CN219754493U (en) | 2023-05-08 | 2023-05-08 | Sealing hole sealing pipe for sealing drilled hole and dust removing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219754493U (en) |
-
2023
- 2023-05-08 CN CN202321083724.8U patent/CN219754493U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |