CN106382130B - A kind of mining tunnel Bladeless pneumatic dedusting device - Google Patents
A kind of mining tunnel Bladeless pneumatic dedusting device Download PDFInfo
- Publication number
- CN106382130B CN106382130B CN201611076130.9A CN201611076130A CN106382130B CN 106382130 B CN106382130 B CN 106382130B CN 201611076130 A CN201611076130 A CN 201611076130A CN 106382130 B CN106382130 B CN 106382130B
- Authority
- CN
- China
- Prior art keywords
- outlet frame
- tunnel
- bladeless
- pipe
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
- F04D29/663—Sound attenuation
Abstract
The invention discloses a kind of mining tunnel Bladeless pneumatic dedusting devices, it is made of at least one set of device, the outlet frame that every group of device is connected both sides by a cylindrical base forms, the pedestal air inlet of the base bottom is connect by base bottom threeway with blast pipe one end, and the blast pipe other end is connect with the main pressure ventilation pipe in tunnel；The outside of the outlet frame is equipped with outlet frame air outlet, and basket strainer is equipped on rear side of outlet frame air outlet；Atomization water curtain pipe is equipped at the top of basket strainer, the atomization water curtain pipe is connect by water inlet pipe with tunnel feed pipe.The present invention solves the problems, such as that existing dust-extraction unit dust removing effects are poor, dangerous, complicated for operation, of high cost.
Description
Technical field
The present invention relates to a kind of pneumatic dedusting devices, specifically, being a kind of mining tunnel Bladeless pneumatic dedusting device.
Background technology
Mine Dust refers to being generated in the production processes such as coal mine developing, driving, back production and Lifting Convey, and energy is for a long time
The fine particle of the rock and coal that are suspended in the air, also referred to as mine dust.The harmfulness of Mine Dust is mainly manifested in：Coal
The pyrophorisity and explosivity of dirt, occupational hazards, the visibility for reducing workplace, acceleration mechanical abrasion.Existing dust removal method
Have：In stope progress coal-bed flooding, spray sprinkler depositing dust, establish rational ventilating and purifying air system, sound stringent inspection
Look into management system, individual protection etc..Existing dust removal method generally uses conventional fan, conventional fan to cut wind using blade, and one
Aspect is easy incised wound people, and there are security risk, another side pushes air-flow by cutting air, when this burst of air stream blows to human body
The wind sense impact of play is will produce, it is unstable；Conventional fan needs, by driving blade rotation for electric fan, on the one hand to need to spread
If cable, maintenance is more complicated, on the other hand will produce larger noise, compromises the hearing of field personnel.In addition, also
The cleaner for having some large-scale, it is complicated, it is complicated for operation, it is of high cost.
Invention content
The present invention solves the deficiencies in the prior art, provides a kind of good dedusting effect, safe, at low cost and easy to operate
Mining tunnel Bladeless pneumatic dedusting device.
In order to achieve the above object, the technical solution adopted in the present invention is：
A kind of mining tunnel Bladeless pneumatic dedusting device, is made of at least one set of device, and every group of device is by a cylinder
Shape pedestal connects the outlet frame composition of both sides, and the pedestal air inlet of the base bottom passes through base bottom threeway and blast pipe one
End connection, the blast pipe other end are connect with the main pressure ventilation pipe in tunnel；The outside of the outlet frame is equipped with outlet frame air outlet, in outlet air
It outlines and is equipped with basket strainer on rear side of air port；Be equipped with atomization water curtain pipe at the top of basket strainer, the atomization water curtain pipe by water inlet pipe and
Tunnel feed pipe connection.
Further, the outlet frame is made of outlet frame air inlet connection shell, and the shell center is in hollow form, outside
It encloses and is made of oval outer housing and oval inner housing, the inner housing is embedded in outer housing, is made between outer housing and inner housing
Form outlet frame directed cavity, on rear side of the outer housing at least provided with two outlet frame air outlets.
Preferably, the connecting plate being connect with back is equipped at the top of outlet frame outer housing, convenient for fixed pneumatic dedusting
Device.
Further, it is equipped with dust diversion trench in the dedusting sieve bottom, the dust diversion trench is oblique, in dust
Diversion trench end portion is equipped with vertical diversion trench, and the vertical water conservancy diversion trench bottom leads in the dust collection pond of tunnel side.
Preferably, spacing is 20cm between the basket strainer and outlet frame, preferably absorbs the dust air of distal end.
Preferably, the width of every group of device and highly consistent, convenient for the height and width of setting basket strainer.
Preferably, the width of the basket strainer is more than the width 10cm of pneumatic dedusting device, is highly more than pneumatic dedusting and fills
The height 10cm set enables basket strainer to remove all dust on rear side of aerophor.
Further, volume control damper, distinguished and admirable non-return valve, air quantity pressure gauge are equipped on blast pipe；It is set on water inlet pipe
There are water control valve, water non-return valve, water pressure gauge so that dust removing effects is reached most convenient for controlling air quantity, water
It is good.
Further, there are desirable power supply, the volume control damper that can also be set as Boiler pressure control solenoid valve in tunnel, lead to
Relay is crossed to connect with dust concentration monitor, water control valve can also be set as water solenoid electric valve, by relay with
Dust concentration monitor connects, and the opening and closing of solenoid valve are controlled by dust concentration monitor monitoring dust concentration,
Realize unattended full intelligentized control method.
Without can use power supply in tunnel, which uses hand control valve, realizes and opens and closes by manual operation.
For the present invention by the way that wind and water are carried out mixing dust removing, dust removing effects are notable；Wind category is come out from pedestal and outlet frame
In naturally lasting distinguished and admirable, injury of the reduction to human body；Due to not having fan blade noise, fan blade is much smaller compared to having, and can also reduce
Injury of the noise to field personnel's hearing, while also reducing the production cost of cleaner；Prevent underground power supply used equipment
Installation, the laying of cable bring unnecessary trouble, while substantially reducing labor intensity；Pass through manual and two kinds of controlling parties of intelligence
Formula controls air quantity, water, keep its easy to operate and also it is time saving, save trouble, effectively.
Description of the drawings
Fig. 1 dust pneumatic dedusting device installations diagram.
Fig. 2 outlet frame air inlet schematic diagrames.
Fig. 3 outlet frames air side schematic diagram.
Fig. 4 dust pneumatic dedusting device outlet frame cross-section diagrams.
The distinguished and admirable schematic diagram in Fig. 5 dust pneumatic dedusting device outlet frame rear.
1, pedestal, 2, pedestal air inlet, 3, outlet frame, 4, outlet frame air inlet, 5, outer housing, 6, inner housing, 7, outlet air
Frame directed cavity, 8, outlet frame air outlet, 9, the main pressure ventilation pipe in tunnel, 10, blast pipe, 12, threeway, 13, tunnel feed pipe, 14, into
Water pipe, 15, atomization water curtain pipe, 16, basket strainer, 17, connecting plate, 18, dust diversion trench, 19, vertical diversion trench, 20, dust receives
Ji Chi, 21, water control valve, 22, water pressure gauge, 23, water non-return valve, 24, volume control damper, 25, air quantity pressure gauge,
26, air quantity non-return valve.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of mining tunnel Bladeless pneumatic dedusting device, is made of at least one set of device, every group of device
The outlet frame 3 that both sides are connected by cylindrical base 1 forms, the pedestal air inlet 2 of 1 bottom of the pedestal by threeway 12 with
10 one end of blast pipe connects, and the main pressure ventilation pipe in 10 other end of blast pipe and tunnel 9 is connect；The outside of the outlet frame is equipped with outlet frame
Air outlet 8 is equipped with basket strainer 16 in 8 rear side of outlet frame air outlet；It is equipped with atomization water curtain pipe 15, the mist at 16 top of basket strainer
Change water curtain pipe 15 to connect with tunnel feed pipe 13 by water inlet pipe 14.
Preferably, the connecting plate 17 being connect with back is equipped at the top of 3 outer housing of outlet frame, convenient for fixed hammer drill
Dirt device.
Further, it being equipped with dust diversion trench 18 in 16 bottom of the basket strainer, the dust diversion trench 18 is oblique,
It is equipped with vertical diversion trench 19 in 18 end portion of dust diversion trench, the dust that tunnel side is led in 19 bottom of vertical diversion trench is received
Collect in pond 20.
Preferably, spacing is 20cm between the basket strainer 16 and outlet frame 3, preferably absorbs the dust air of distal end.
Preferably, the width of every group of device and highly consistent, convenient for the width and height of setting basket strainer.
Preferably, the width of the basket strainer 16 is more than the width 10cm of pneumatic dedusting device, is highly more than pneumatic dedusting
The height 10cm of device enables basket strainer to remove all dust on rear side of aerophor.
Further, volume control damper 24, distinguished and admirable non-return valve 25, air quantity pressure gauge 26 are equipped on blast pipe 10；Into
Water pipe is equipped with water control valve 21, water non-return valve 23, water pressure gauge 22 to be made to remove convenient for controlling air quantity, water
Dirt effect reaches best.
Further, there are desirable power supply, the volume control damper 24 that can also be set as Boiler pressure control solenoid valve in tunnel,
It is connect with dust concentration monitor by relay, water control valve 21 can also be set as water solenoid electric valve, pass through relay
Device is connect with dust concentration monitor, monitors dust concentration by dust concentration monitor to control unlatching and the pass of solenoid valve
It closes, realizes unattended full intelligentized control method.
Without can use power supply in tunnel, which uses hand control valve, realizes and opens and closes by manual operation.
As shown in Fig. 2 to 3, the outlet frame 3 connects shell by outlet frame air inlet 4 and forms, during the shell center is in
Empty shape, periphery are made of oval outer housing 5 and oval inner housing 6, and the inner housing 6 is embedded in outer housing 5, makes outer housing 5
Outlet frame directed cavity 7 is formed between inner housing 6, at least provided with two outlet frame air outlets 8 on 5 rear side of outer housing, makes wind
Stream enters from pedestal in outlet frame, and spiral wing, the air quantity bigger of air outlet are formed in outlet frame.
As shown in Fig. 1 to 5, working principle of the present invention is as follows：
Before use, first opening water control valve 21, atomizing effect is adjusted according to actual conditions；Volume control damper is opened again
24, according to tunnel dust actual conditions, observation tunnel dust enters the Dust Capacity in pneumatic dedusting device outlet frame 3, adjust into
Air volume；After use, volume control damper 24 is first closed, turns off water control valve 21, strict implement " the preceding first boiling water of booting
After blow in, cut off the water after first blowing-out before shutting down " before principle.
Intake airflow of the present invention is controlled it by volume control damper 24, distinguished and admirable to pass through air quantity by the main pressure ventilation pipe 9 in tunnel
Control valve 24, air quantity pressure gauge 25, air quantity non-return valve 26 enter cylindrical base 1 into blast pipe 10, then through threeway 12, by
It links together in pedestal 1 and outlet frame 3, distinguished and admirable be under pressure in pedestal is flowed to the outlet frame of both sides, distinguished and admirable in outlet air
The hollow cavity annular of frame flows, and the air outlet 8 for finally passing through outlet frame is discharged to the front of outlet frame, completes distinguished and admirable flow through and removes
The whole process of dirt device；At the rear of outlet frame, a netted basket strainer 16 is installed and is furnished with atomization water curtain, due to discharge
The distinguished and admirable guide functions by outlet frame, outlet frame rear generate negative pressure, cause the air at rear to be concentrated to outlet frame and flow, by
Entrainment of the dust in working face or tunnel in distinguished and admirable, by being atomized water curtain, dust falls to netted basket strainer lower part
In dust diversion trench, since atomization water curtain is assembled to form flow, dust is prolonged into inclined dust diversion trench 18, vertical diversion trench 19
It flows into centralized collection in the dust collection pond 20 of the side of roadway floor and completes dust emission.
When there is electricity in tunnel, dust concentration can rapidly and accurately be detected by dust concentration monitor, refreshed within every 10 seconds
Data, can be with the specific concentration of real-time query site environment.Contain 2 dust concentration relays, a control in the present apparatus
The electronic control valve of air path system processed, the electronic control valve of another control water circuit system, configures 2 dust concentration relays,
When probe senses that dust concentration reaches setting value, inductive signal is passed to dust concentration monitor by probe, by dust concentration
After monitor centralized processing, the signal being disposed is sent to relay, two relays are determined by the signal after focusing on
Device opening sequence, then the open command for controlling two wind path, water route electronic control valves is sent by relay；When probe senses powder
Dust concentration is less than when opening up definite value, and inductive signal is passed to dust concentration monitor by probe, by dust concentration monitor concentration
After reason, determine that the stopping of the device, stopping mode cutting opposite with opening ways sequence.
The device opens, the principle of out code strict implement " blow in after first boiling water, cut off the water after first blowing-out ".
Without can use power supply in tunnel, which uses hand control valve, realizes and opens and closes by manual operation.
Claims (8)
1. a kind of mining tunnel Bladeless pneumatic dedusting device, which is characterized in that be made of at least one set of device, every group of device by
The outlet frame composition of one cylindrical base connection both sides, the pedestal air inlet of the base bottom by base bottom threeway with
Blast pipe one end connects, and the blast pipe other end is connect with the main pressure ventilation pipe in tunnel；The outside of the outlet frame is equipped with outlet frame outlet air
Mouthful, basket strainer is equipped on rear side of outlet frame air outlet；Atomization water curtain pipe is equipped at the top of basket strainer, the atomization water curtain pipe passes through
Water inlet pipe is connect with tunnel feed pipe, and the outlet frame is made of outlet frame air inlet connection shell, during the shell center is in
Empty shape, periphery are made of oval outer housing and oval inner housing, and the inner housing is embedded in outer housing, makes outer housing and inner casing
Outlet frame directed cavity is formed between body, on rear side of the outer housing at least provided with two outlet frame air outlets.
2. mining tunnel Bladeless pneumatic dedusting device according to claim 1, which is characterized in that in outlet frame outer housing
Top is equipped with the connecting plate being connect with back.
3. mining tunnel Bladeless pneumatic dedusting device according to claim 1, which is characterized in that at the basket strainer bottom
Portion is equipped with dust diversion trench, and the dust diversion trench is oblique, and vertical diversion trench is equipped in dust diversion trench end portion, described
Vertical water conservancy diversion trench bottom leads in the dust collection pond of tunnel side.
4. mining tunnel Bladeless pneumatic dedusting device according to claim 1, which is characterized in that the basket strainer with go out
Spacing is 20cm between wind frame.
5. mining tunnel Bladeless pneumatic dedusting device according to claim 1, which is characterized in that every group of device
Width and highly consistent.
6. mining tunnel Bladeless pneumatic dedusting device according to claim 1, which is characterized in that the width of the basket strainer
Degree is highly more than the total height 10cm of pneumatic dedusting device more than the overall width 10cm of pneumatic dedusting device.
7. mining tunnel Bladeless pneumatic dedusting device according to claim 1, which is characterized in that installed on blast pipe
Volume control damper, distinguished and admirable non-return valve, air quantity pressure gauge；Water control valve, water non-return valve, water pressure are installed on water inlet pipe
Table.
8. mining tunnel Bladeless pneumatic dedusting device according to claim 7, which is characterized in that the volume control damper
It for Boiler pressure control solenoid valve, is connect with dust concentration monitor by relay, water control valve is water solenoid electric valve, is led to
Relay is crossed to connect with dust concentration monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611076130.9A CN106382130B (en) | 2016-11-30 | 2016-11-30 | A kind of mining tunnel Bladeless pneumatic dedusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611076130.9A CN106382130B (en) | 2016-11-30 | 2016-11-30 | A kind of mining tunnel Bladeless pneumatic dedusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106382130A CN106382130A (en) | 2017-02-08 |
| CN106382130B true CN106382130B (en) | 2018-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611076130.9A Active CN106382130B (en) | 2016-11-30 | 2016-11-30 | A kind of mining tunnel Bladeless pneumatic dedusting device |
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| CN (1) | CN106382130B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162075A (en) * | 2018-03-13 | 2018-06-15 | 山东里能鲁西矿业有限公司 | A kind of mining light pneumatic bench saw |
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|---|---|---|---|---|
| CN2900794Y (en) * | 2006-05-17 | 2007-05-16 | 张海英 | Pneumatic dust sucking device for mining vertical shaft umbrella drill |
| CN200952406Y (en) * | 2006-09-18 | 2007-09-26 | 中国药品生物制品检定所 | Blocking frame ventilating and dust removing equipment |
| CN101892858A (en) * | 2010-07-30 | 2010-11-24 | 长治市赢盛科技开发有限公司 | Wet type dust collector for crag lane or half coal crag lane |
| CN201891427U (en) * | 2010-12-09 | 2011-07-06 | 王佰顺 | Dust removal system for pneumatic dry drilling |
| CN102235175A (en) * | 2011-01-21 | 2011-11-09 | 中铁五局（集团）有限公司 | Smoke elimination and dust settlement construction method for long and large tunnel and dust settlement station used in construction method |
| CN102373942A (en) * | 2011-09-22 | 2012-03-14 | 中国矿业大学 | Air curtain and water mist linked system for preventing and controlling dust on comprehensive excavation surfaces |
| CN102425441A (en) * | 2011-11-05 | 2012-04-25 | 山西晋城无烟煤矿业集团有限责任公司 | Integrated dust fall technology by utilizing rotary airflow device, suction hood and conduit |
| CN204041093U (en) * | 2014-07-21 | 2014-12-24 | 汪红歌 | A kind of down-hole pneumatic dedusting system |
| CN206246146U (en) * | 2016-11-30 | 2017-06-13 | 许德芳 | A kind of mining tunnel Bladeless pneumatic dedusting device |
-
2016
- 2016-11-30 CN CN201611076130.9A patent/CN106382130B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2900794Y (en) * | 2006-05-17 | 2007-05-16 | 张海英 | Pneumatic dust sucking device for mining vertical shaft umbrella drill |
| CN200952406Y (en) * | 2006-09-18 | 2007-09-26 | 中国药品生物制品检定所 | Blocking frame ventilating and dust removing equipment |
| CN101892858A (en) * | 2010-07-30 | 2010-11-24 | 长治市赢盛科技开发有限公司 | Wet type dust collector for crag lane or half coal crag lane |
| CN201891427U (en) * | 2010-12-09 | 2011-07-06 | 王佰顺 | Dust removal system for pneumatic dry drilling |
| CN102235175A (en) * | 2011-01-21 | 2011-11-09 | 中铁五局（集团）有限公司 | Smoke elimination and dust settlement construction method for long and large tunnel and dust settlement station used in construction method |
| CN102373942A (en) * | 2011-09-22 | 2012-03-14 | 中国矿业大学 | Air curtain and water mist linked system for preventing and controlling dust on comprehensive excavation surfaces |
| CN102425441A (en) * | 2011-11-05 | 2012-04-25 | 山西晋城无烟煤矿业集团有限责任公司 | Integrated dust fall technology by utilizing rotary airflow device, suction hood and conduit |
| CN204041093U (en) * | 2014-07-21 | 2014-12-24 | 汪红歌 | A kind of down-hole pneumatic dedusting system |
| CN206246146U (en) * | 2016-11-30 | 2017-06-13 | 许德芳 | A kind of mining tunnel Bladeless pneumatic dedusting device |
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| Publication number | Publication date |
|---|---|
| CN106382130A (en) | 2017-02-08 |
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