CN101915115A - Protective device for mine drilling construction - Google Patents
Protective device for mine drilling construction Download PDFInfo
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- CN101915115A CN101915115A CN2010102564246A CN201010256424A CN101915115A CN 101915115 A CN101915115 A CN 101915115A CN 2010102564246 A CN2010102564246 A CN 2010102564246A CN 201010256424 A CN201010256424 A CN 201010256424A CN 101915115 A CN101915115 A CN 101915115A
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- dust cleaning
- cleaning case
- gas
- case
- water filling
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Abstract
The invention discloses a protective device for mine drilling construction, which can dispose gas and coal dust and prevent fire during drilling, the device comprises a dust removing box the inside of which is used for holding water, the dust removing box is provided with a water inlet, the top of the dust removing box is provided with a gas outlet which is communicated with the inside of the box and is used for connecting with a gas drainage device, the bottom of the dust removing box is provided with a slag hole which is communicated with the inside of the box, the dust removing box is provided with a water and gas inlet which is communicated with the inside of the box and is used for receiving gas exhausted from a drainage casing in the drilling construction, and the water and gas inlet is arranged near the bottom of the dust removing box or is connected with a water inlet pipe, the tail end of which is close to the bottom of the dust removing box. When being matched with the gas drainage device, the protective device can pump most gas in the drilling construction process, and the gas can be recycled, thus not causing over-limited gas in roadway air current and enhancing the construction efficiency, and as the coal dust sinks into water and deposit, the coal dust is discharged from the slag hole, thus reducing environmental pollution and protecting the health of constructors.
Description
Technical field
The dust that the present invention is used for mine drilling construction takes off dirt, dirt gas separates, the information monitoring that catches fire, gas exceeding limit control.
Background technology
In the drilling construction of mine, particularly projecting coal bed middle construction drill can be emitted a large amount of gas in the boring, causes distinguished and admirable gas exceeding limit in tunnel and excessive amount of dust, and is when particularly many bench drills machine is constructed in same tunnel, all the more so.The distinguished and admirable gas exceeding limit in tunnel can make the work of drilling stop, and influences the efficient of drilling, and even more serious is to cause gas, coal dust accident.The way that solves is to draw out methane while boring, therefore around drilling rod, be provided with the extraction sleeve pipe, and the compressed air that employing drilling rod center imports is at hole bottom blowing dirt, the gas that produces when making boring, coal/rock dust dirt is discharged along the gap between drilling rod and the extraction sleeve pipe, because directly the air flue discharging by the gas drainage under suction device will cause air pollution, the processing mode of discharging flue dust to holing in the prior art is discharged by the gas drainage under suction device after generally adopting spraying to drench dedusting again, but spraying nozzle easily stops up, dust removing effects is undesirable, and also can cause roof and floor to expand for weak stratum, the dilutional hyponatremia meeting breakdown operation environment of ejection can drench workman's clothes.
Summary of the invention
The object of the present invention is to provide a kind of simple in structure, protector of the dirt gas of drilling construction being separated, discharges the mine drilling construction that gas effectively handled.
Technical scheme of the present invention is: a kind of protector of mine drilling construction, comprise the dust cleaning case that inside is used to be filled with water, dust cleaning case is provided with water filling port, the dust cleaning case top is provided with the gas outlet that is connected with the gas drainage under suction device with case inside being used for of communicating, the dust cleaning case bottom is provided with the slag notch that communicates with case inside, dust cleaning case is provided with the gas entry air inlet port that the extraction sleeve pipe that communicates with case inside, be used for receiving drilling construction is discharged, and described entry air inlet port is located at close the case bottom of dust cleaning case or is connected with the oral siphon of terminal close dust cleaning case case bottom.
Described dust cleaning case is provided with the gas air inlet port waterborne that the extraction sleeve pipe that communicates with case inside, be used for receiving drilling construction is discharged, and described air inlet port waterborne is located at the place, close case top of dust cleaning case or is connected with the terminal permeability cell of locating near dust cleaning case case top.
Described dust cleaning case middle part is provided with the overfall gap that communicates with case inside that is used to keep liquid level in the case.
Described protector comprises also and the matching used extraction sleeve pipe of dust cleaning case that the extraction sleeve pipe is provided with the floss hole that communicates with inside pipe casing away from an end of the drill bit of drilling construction, and floss hole is communicated with entry air inlet port on the dust cleaning case by connecting pipe.
Described protector also comprises and the matching used extraction sleeve pipe of dust cleaning case, the extraction sleeve pipe is provided with two floss holes that communicate with inside pipe casing away from an end of the drill bit of drilling construction, and two floss holes are communicated with entry air inlet port and air inlet port waterborne on the dust cleaning case respectively by two connecting pipes.
Described two floss holes are located at the top and the bottom of extraction sleeve pipe respectively, and the floss hole at top is communicated with the entry air inlet port, and the floss hole of bottom is communicated with air inlet port waterborne.
The bleed-off passage that on the described gas outlet or gas outlet connects or the casing of dust cleaning case are equipped with carbon monoxide transducer and/or the temperature pick up that is used for fireproof alarming.
On the described water filling port or on the waterflood path of water filling port connection the water filling control valve is installed, other be provided with water filling control valve control connection be used for the temperature pick up of fireproof alarming and/or signal that carbon monoxide transducer sends is controlled the control circuit that the water filling control valve opens and closes according to described, the signal output part of described carbon monoxide transducer and/or temperature pick up is connected with described control circuit.
On the described water filling port or on the waterflood path of water filling port connection the water filling control valve is installed, the bleed-off passage that on the described gas outlet or gas outlet connects or the casing of dust cleaning case are equipped with temperature pick up and/or carbon monoxide transducer, other is provided with the signal that basis with water filling control valve control connection receives temperature pick up and/or carbon monoxide transducer and controls the control circuit that the water filling control valve opens and closes, and the signal output part of temperature pick up and/or carbon monoxide transducer is connected with control circuit.
Protector of the present invention and gas drainage under suction sleeve kit use, the gas that makes boring discharge in the drilling construction process is all through being taken away by corresponding extraction device after the protector processing again, and can recycle, can not cause the gas exceeding limit of tunnel in distinguished and admirable, improve efficiency of construction, coal/rock dust the dirt that produces in the boring then submerged precipitates, and is discharged by slag notch, reduces environment pollution.
Further; protective device of the present invention is supplied gas to the entry air inlet port and the air inlet port waterborne of dust cleaning case respectively by the two paths that is connected with two floss holes of extraction sleeve pipe; a floss hole is used for the mixture of firedamp drainage and coal dust; another floss hole is used to discharge the coal borer bits that have methane gas; after entering casing, the coal borer bits do not had by water logging in the case; entered the extraction system by the gas outlet of casing by water dedusting after gas gas then by water surface rising, this part gas no longer contains coal dust.After the gas that another floss hole on the sleeve pipe is discharged and the mist of coal dust enter casing, because flow velocity diminishes suddenly, be contained in wherein coal dust in action of gravity sinking entry, gas outlet by casing enters the extraction system then, and the two-way discharge-channel is worked simultaneously and can be significantly improved gas exhaust efficient.Two floss holes can be realized by the upper and lower position that is provided with the distribution of dirt, gas, or adopt the size variation of caliber or the height of pipeline to walk always to realize.
Further, be provided with carbon monoxide transducer and/or temperature pick up in this device with warning function, the information of catching fire in the drilling construction process can in time be sensed by sensor, when the friction of drill bit and coal forms the spontaneous combustion of coal, carbon monoxide transducer detects carbon monoxide, the alarm constructor takes to take precautions against and the fire extinguishing measure at once.
In addition, the dust cleaning case of this device is provided with the water filling control valve, and be provided with according to corresponding carbon monoxide transducer and/or temperature pick up in the device the control circuit that the water filling control valve carries out water filling fire extinguishing control, can block burning things which may cause a fire disaster automatically at dust cleaning case, avoid fire spreading; Sensor also can adopt sensor with warning function or be connected with warning device, realize the dust cleaning case fire extinguishing simultaneously the alarm constructor take to take precautions against or the fire extinguishing measure.
Description of drawings
Fig. 1 is the structural representation of embodiments of the invention 1;
Fig. 2 is the structural representation of embodiments of the invention 2;
Fig. 3 is the structural representation of embodiments of the invention 3;
Fig. 4 is the structural representation of embodiments of the invention 4.
The specific embodiment
As shown in Figure 1, the embodiment 1 of protector of the present invention, comprise the dust cleaning case 1 that inside is used to be filled with water, dust cleaning case 1 top is provided with water filling port 2 and the gas outlet 3 that communicates with case inside, gas outlet 3 connects and is used for the gas drainage under suction pipe that is connected with the extraction device, dust cleaning case 1 bottom is provided with the slag notch 4 that communicates with case inside, and the flange and the flange that are used for deslagging control are housed on the slag notch 4.The middle part of dust cleaning case 1 is provided with the overfall gap 5 that communicates with case inside that is used to keep liquid level in the case, automatic jettison gear 15 is housed on the overfall gap 5, automatically jettison gear 15 is an one way valve, its effect is a water level elevation in the control cabinet, to keep certain locus, to reach the purpose of slowing down flow velocity after dusty gas enters.On the dust cleaning case 1 in being provided with the entry air inlet port 6 that communicates with case inside near overfall gap 5 belows at the bottom of the case, being connected with on the entry air inlet port 6 the entry inlet suction port 7 that is used to receive the Device in Gas that extraction sleeve pipe 10 discharges.Be provided with the air inlet port waterborne 8 that communicates with case inside in overfall gap 5 tops on the dust cleaning case 1, be connected with the inlet suction port waterborne 9 that is used to receive the Device in Gas that extraction sleeve pipe 10 discharges on the air inlet port 8 waterborne near case top.
Be inserted in the corresponding perforate of ore bed with dust cleaning case 1 matching used extraction sleeve pipe 10 and be sheathed on around the drilling rod, the extraction sleeve pipe 10 of steel is packed into and is fixed and be assemblied on the drilling rod with clip with cement mortar in the ore bed perforate.Extraction sleeve pipe 10 is provided with two floss holes, 11,12, two floss holes 11,12 that communicate with inside pipe casing away from an end of drill bit and is communicated with entry inlet suction port 7, inlet suction port waterborne 9 on the dust cleaning case 1 by spring hose 13,14 respectively.Two floss holes 11,12 are located at the top and the bottom of extraction sleeve pipe 10 respectively, and most of coal dust gravitate is discharged the floss hole 11 by the below, mainly are methane gas and the floss hole 12 of top is discharged, wherein contain a small amount of coal dust.
Valve all can be set on the water filling port in the foregoing description 1 and each the inlet and outlet mouth open and close with its of control institute communication channel/pipeline, dust cleaning case is airtight in the time of can controlling construction, on passage/pipeline that valve can certainly be arranged on each mouthful to be connected.
Entry air inlet port in the foregoing description 1, air inlet port waterborne are located at the top and the bottom of dust cleaning case respectively, be to be convenient to Device in Gas directly enter more than the water surface or below the water surface in order to cooperate liquid level, certain two air inlet ports also can not consider liquid level and be arranged on other position of dust cleaning case, at this moment connect on the entry air inlet port terminal near dust cleaning case case bottom oral siphon and feed below the water surface, air inlet port connects terminal permeability cell near place, dust cleaning case case top and gets final product more than feeding the water surface on the water.
Embodiments of the invention 1 in use, water filling port sealing with the dust cleaning case top, most of coal dust of the mist of discharging from boring enters by the entry air inlet port and carries out dust removal process in the water, from floss hole 12 discharges mainly is methane gas, wherein contain a small amount of coal dust, after these dusty gases enter water tank, because flow velocity is slack-off, coal dust in the dusty gas is in action of gravity sinking entry, reach the dedusting purpose, 3 taken away through the gas outlet again by the gas drainage under suction pipe of gas drainage under suction device through the gas after the dedusting.Enter gas in the mist in the water and overflow from water and take away from the gas outlet by the gas drainage under suction pipe of gas drainage under suction device, coal dust then submerged precipitates, and is discharged by slag notch at last.
As shown in Figure 2, the embodiment 2 of protector of the present invention, comprise support 20 and be installed on the dust cleaning case 21 that the inside on the support 20 is used to be filled with water, dust cleaning case 21 tops are provided with water filling port 22 and the gas outlet 23 that communicates with case inside, water filling port 22 is provided with the valve that is used to connect water pipe, gas outlet 23 is provided with the valve of the gas drainage under suction pipe that is used to connect the gas drainage under suction device, dust cleaning case 21 bottoms are infundibulate and in being provided with the slag notch 24 that communicates with case inside bottom, slag notch 24 is provided with the valve that is used for deslagging, dust cleaning case 21 tops are provided with the higher entry air inlet port 26 in position that communicates with case inside, because the position is higher, connect the oral siphon 27 of close dust cleaning case case bottom of extending end at the bottom of the dust cleaning case case, lower end on the entry air inlet port 26, thereby be convenient to Device in Gas is injected water.Oral siphon 27 upper ends are stretched out the dust cleaning case outside and are provided with the inlet suction port that is used to receive the Device in Gas that extraction sleeve pipe 10 discharges.
Be inserted in the corresponding perforate of ore bed with dust cleaning case 1 matching used extraction sleeve pipe 30 and be sheathed on around the drilling rod, the extraction sleeve pipe 30 of steel is packed into and is fixed or be assemblied on the drilling rod with clip with cement mortar in the ore bed perforate.Extraction sleeve pipe 30 is provided with the floss hole 31 that communicates with inside pipe casing away from an end of drill bit, and floss hole 31 is communicated with oral siphon 27 on the dust cleaning case 21 by connecting flexible pipe 32.
Embodiments of the invention 2 in use, water filling port sealing with the dust cleaning case top, whole the entering of the mist of discharging from boring carried out dust removal process in the water, entering gas in the mist in the water overflows from water and takes away from the gas outlet by the gas drainage under suction pipe of gas drainage under suction device, coal dust then submerged precipitates, and is discharged by slag notch at last.
As shown in Figure 3, the embodiment 3 of protector of the present invention is that with the difference of embodiment 1 bleed-off passage on gas outlet 3 installs the carbon monoxide transducer 19 with warning function additional.Carbon monoxide transducer 19 or be installed in the casing of dust cleaning case.When the spontaneous combustionof coal situation takes place, because burning can produce CO gas, but adopt carbon monoxide transducer alarm constructor to take protection and fire extinguishing measure with warning function, as changing water filling into by supplying gas the drill bit place is put out a fire at the drilling rod center.
Carbon monoxide transducer in the foregoing description 3 also can or be installed carbon monoxide transducer and temperature pick up simultaneously with the temperature pick up replacement, because burning meeting release heat is taked protection and fire extinguishing measure but employing has warning function temperature pick up alarm constructor.
As shown in Figure 4, the embodiment 4 for the treatment of apparatus of the present invention, be with the difference of embodiment 1, on the filling pipe of water filling port 2, install water filling control valve 16 additional, water filling control valve 16 or be installed on the water filling port 2, install sensor 17 on the bleed-off passage on the gas outlet 3 additional, sensor 17 can be selected a kind of or both's usefulness in temperature pick up, the carbon monoxide transducer for use, sensor 17 or be installed in the casing of dust cleaning case.Other is provided with the signal that basis with water filling control valve 16 control connections receives temperature pick up and/or carbon monoxide transducer 17 and controls the control circuit 18 that water filling control valve 16 opens and closes, and the signal output part of temperature pick up and/or carbon monoxide transducer 17 is connected with control circuit.When the situation of gas combustion takes place, owing to heat up, control circuit 18 will be controlled water filling control valve 16 water filling in dust cleaning case, the flame in burning source is put out by water, when fire was extinguished, temperature reduced, and control circuit 18 will control water filling control valve 16 and cut out and stop water filling in dust cleaning case.
Temperature pick up in the foregoing description 4, carbon monoxide transducer also can adopt the sensor with warning function or connect warning device, in control dust cleaning case water filling fire extinguishing, report to the police, the constructor takes protection and fire extinguishing measure with prompting, as changing water filling at the drilling rod center into by supplying gas the drill bit place is put out a fire.
Extraction sleeve pipe in the foregoing description 1～4 both can be used as the part of protector, also can and only have the protector of dust cleaning case to be used in combination with existing extraction sleeve pipe.Water filling port in the foregoing description 1～4, gas outlet, air inlet port, overfall gap, slag notch all can be provided with one or more.
Claims (9)
1. the protector of a mine drilling construction, it is characterized in that: comprise the dust cleaning case that inside is used to be filled with water, dust cleaning case is provided with water filling port, the dust cleaning case top is provided with the gas outlet that is connected with the gas drainage under suction device with case inside being used for of communicating, the dust cleaning case bottom is provided with the slag notch that communicates with case inside, dust cleaning case is provided with the entry air inlet port of the gas that the extraction sleeve pipe that communicates with case inside, be used for receiving drilling construction discharges, and described entry air inlet port is located at close the case bottom of dust cleaning case or is connected with the oral siphon of terminal close dust cleaning case case bottom.
2. protector according to claim 1, it is characterized in that: described dust cleaning case is provided with the gas air inlet port waterborne that the extraction sleeve pipe that communicates with case inside, be used for receiving drilling construction is discharged, and described air inlet port waterborne is located at the place, close case top of dust cleaning case or is connected with the terminal permeability cell of locating near dust cleaning case case top.
3. protector according to claim 2 is characterized in that: described dust cleaning case middle part is provided with the overfall gap that communicates with case inside that is used to keep liquid level in the case.
4. protector according to claim 1, it is characterized in that: described protector also comprises and the matching used extraction sleeve pipe of dust cleaning case, the extraction sleeve pipe is provided with the floss hole that communicates with inside pipe casing away from an end of the drill bit of drilling construction, and floss hole is communicated with entry air inlet port on the dust cleaning case by connecting pipe.
5. protector according to claim 2, it is characterized in that: described protector also comprises and the matching used extraction sleeve pipe of dust cleaning case, the extraction sleeve pipe is provided with two floss holes that communicate with inside pipe casing away from an end of the drill bit of drilling construction, and two floss holes are communicated with entry air inlet port and air inlet port waterborne on the dust cleaning case respectively by two connecting pipes.
6. protector according to claim 5 is characterized in that: described two floss holes are located at the top and the bottom of extraction sleeve pipe respectively, and the floss hole at top is communicated with the entry air inlet port, and the floss hole of bottom is communicated with air inlet port waterborne.
7. according to any described protector in the claim 1～6, it is characterized in that: the bleed-off passage that on the described gas outlet or gas outlet connects or the casing of dust cleaning case are equipped with carbon monoxide transducer and/or the temperature pick up that is used for fireproof alarming.
8. protector according to claim 7, it is characterized in that: on the described water filling port or on the waterflood path of water filling port connection the water filling control valve is installed, other be provided with water filling control valve control connection be used for the temperature pick up of fireproof alarming and/or signal that carbon monoxide transducer sends is controlled the control circuit that the water filling control valve opens and closes according to described, the signal output part of described carbon monoxide transducer and/or temperature pick up is connected with described control circuit.
9. according to any described protector in the claim 1～6, it is characterized in that: on the described water filling port or on the waterflood path of water filling port connection the water filling control valve is installed, the bleed-off passage that on the described gas outlet or gas outlet connects or the casing of dust cleaning case are equipped with temperature pick up and/or carbon monoxide transducer, other is provided with the signal that basis with water filling control valve control connection receives temperature pick up and/or carbon monoxide transducer and controls the control circuit that the water filling control valve opens and closes, and the signal output part of temperature pick up and/or carbon monoxide transducer is connected with control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010256424.6A CN101915115B (en) | 2010-08-18 | 2010-08-18 | Protective device for mine drilling construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010256424.6A CN101915115B (en) | 2010-08-18 | 2010-08-18 | Protective device for mine drilling construction |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101915115A true CN101915115A (en) | 2010-12-15 |
| CN101915115B CN101915115B (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010256424.6A Active CN101915115B (en) | 2010-08-18 | 2010-08-18 | Protective device for mine drilling construction |
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| CN (1) | CN101915115B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102102497A (en) * | 2010-12-31 | 2011-06-22 | 淮北创奇设备有限公司 | Blowout prevention and dust prevention device |
| CN102865095A (en) * | 2011-07-07 | 2013-01-09 | 淮南矿业(集团)有限责任公司 | Anti-spray dust removing device for bedding drilling |
| CN104358584A (en) * | 2014-11-28 | 2015-02-18 | 贵州盘江矿山机械有限公司 | Anti-blowout system for gas drainage extraction |
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| CN102102497A (en) * | 2010-12-31 | 2011-06-22 | 淮北创奇设备有限公司 | Blowout prevention and dust prevention device |
| CN102102497B (en) * | 2010-12-31 | 2013-09-11 | 淮北创奇设备有限公司 | Blowout prevention and dust prevention device |
| CN102865095A (en) * | 2011-07-07 | 2013-01-09 | 淮南矿业(集团)有限责任公司 | Anti-spray dust removing device for bedding drilling |
| CN104358584A (en) * | 2014-11-28 | 2015-02-18 | 贵州盘江矿山机械有限公司 | Anti-blowout system for gas drainage extraction |
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|---|---|
| CN101915115B (en) | 2014-03-19 |
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Address after: 450001 Henan city of Zhengzhou province high tech Industrial Development Zone Long Chun Road No. 10 Patentee after: Power Polytron Technologies Inc Address before: 450001, No. 10, Chun Yang Road, hi tech, Henan, Zhengzhou Patentee before: Zhengzhou GL Tech Company |
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