CN209714651U - A kind of constructing tunnel dust-extraction unit - Google Patents
A kind of constructing tunnel dust-extraction unit Download PDFInfo
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- CN209714651U CN209714651U CN201920343443.9U CN201920343443U CN209714651U CN 209714651 U CN209714651 U CN 209714651U CN 201920343443 U CN201920343443 U CN 201920343443U CN 209714651 U CN209714651 U CN 209714651U
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Abstract
The utility model discloses a kind of constructing tunnel dust-extraction units, including primary dust removing unit, two-stage dust removal unit and 3-stage dust-removal unit, primary dust removing unit includes the first water tank and cyclone dust collectors, blower is provided at the top of cyclone dust collectors, being horizontally disposed in first water tank has the first strainer, the top of first water tank is provided with water supply pipe, is provided with solenoid valve for water on water supply pipe；Two-stage dust removal unit includes the second water tank and tracheae, and one end of tracheae and the exhaust outlet of blower connect, and the other end of tracheae protrudes into the second water tank, and being horizontally disposed in the second water tank has the second strainer；3-stage dust-removal unit includes spray column, and third strainer and injection spray pipe are provided in spray column, and multiple atomizers are provided on injection spray pipe, and injection spray pipe is connected with water inlet pipe, is provided with water pump on water inlet pipe.The utility model structure is simple, and operating cost is low, can effectively improve efficiency of dust collection in tunnel, and energy conservation and environmental protection is effectively improved tunneling environment, and using effect is good, convenient for promoting the use of.
Description
Technical field
The utility model belongs to technical field of environment protection equipment, and in particular to a kind of constructing tunnel dust-extraction unit.
Background technique
With the rapid development of Modern Traffic cause and logistics cause, people propose requirements at the higher level for trip, not only
Only pursuing can reach, and more pursuit high speed is convenient punctual arrives at the destination, and to meet the needs of people are for trip, traffic is built
If imperative, and in transport development, tunnel construction will be essential engineering project.In constructing tunnel, dust
Production quantity is more and more, in tunnel staff for a long time full of dust space in operation, it is easy to suffer from pneumoconiosis, to
Safety, the reliability of constructing tunnel are preferably improved in work from now on, it is necessary to dedusting technology is sufficiently applied, in dedusting technology
Operating process in, in the long run set out, constantly to promote efficiency of dust collection, dedusting accuracy and environmental protection and energy saving, so
Tunneling environment can preferably be improved, promote long term growth, improve the economic and social benefits.Currently, domestic dedusting
Technology is mainly electric precipitation, bag dedusting, wet dust removal, dust removal with machine etc., and wherein electric precipitation and bag dedusting all has that land occupation is big, makes
The disadvantages of valence is high, operating cost is high；Wet dust removal and the efficiency of dust collection of dust removal with machine be not high, and mostly uses primary dust removing greatly,
Degree of purification is not high, and the dust small for partial size can not carry out effective purified treatment.In the prior art, structure letter is also lacked
Single, design is reasonable, high dust collection efficiency, energy-saving and environment-friendly constructing tunnel dust-extraction unit.
Utility model content
The technical problem to be solved by the utility model is in view of the deficiency of the prior art, provide a kind of tunnel
Construction dust-extraction unit, structure is simple, and rationally, operating cost is low for design, can effectively improve efficiency of dust collection in tunnel, energy conservation
Environmental protection can be effectively improved tunneling environment, and using effect is good, convenient for promoting the use of.
In order to solve the above technical problems, the technical solution adopted in the utility model is: a kind of constructing tunnel dust-extraction unit,
Including primary dust removing unit, two-stage dust removal unit and 3-stage dust-removal unit, the primary dust removing unit includes the first water tank and peace
Mounted in the cyclone dust collectors of the first water tank upper, the side of the cyclone dust collectors is provided with air inlet, the cyclone dust collectors
Top be provided with blower, the ash discharging hole of the cyclone dust collectors protrudes into the first water tank, in first water tank be horizontally disposed with
There is the first strainer being located above cyclone dust collectors ash discharging hole, the ash discharging hole of first strainer and cyclone dust collectors is respectively positioned on the
In one water tank under liquid level, the top of first water tank is provided with water supply pipe, and solenoid valve for water, institute are provided on the water supply pipe
The bottom for stating the first water tank is provided with the first sewage pipe, is provided with the first sewage draining valve on first sewage pipe；The second level
Dust removing units include the second water tank and the tracheae that is arranged in the second water tank, and one end of the tracheae and the exhaust outlet of blower connect
It connects, the other end of the tracheae protrudes into the second water tank, and being horizontally disposed in second water tank has above tracheae exhaust outlet
The second strainer, the exhaust outlet of second strainer and tracheae is respectively positioned in the second water tank under liquid level, the bottom of second water tank
Portion is provided with the second sewage pipe, is provided with the second sewage draining valve on second sewage pipe；The 3-stage dust-removal unit includes setting
The spray column in the second water tank upper is set, the top of the spray column is provided with gas outlet, is provided with third in the spray column
Strainer and the injection spray pipe above third strainer are provided with multiple atomizers on the injection spray pipe, and the injection spray pipe is exposed
One end outside spray column is connected with water inlet pipe, is provided with water pump on the water inlet pipe.
A kind of above-mentioned constructing tunnel dust-extraction unit, the shape of the air inlet are tubaeform.
A kind of above-mentioned constructing tunnel dust-extraction unit, the blower are axial fan.
A kind of above-mentioned constructing tunnel dust-extraction unit, first strainer and third strainer are 100 mesh filter screens；It is described
Second strainer is 200 mesh filter screens.
Compared with the prior art, the utility model has the following advantages:
1, the utility model structure is simple, and rationally, it is convenient and at low cost to realize for design.
2, the utility model uses 3-stage dust-removal unit, can effectively improve efficiency of dust collection in tunnel, good dedusting effect, energy
Enough purified treatments for realizing the dust small to partial size.
3, the utility model can be applied in constructing tunnel dedusting, and operating cost is low, high dust collection efficiency, energy conservation and environmental protection, energy
It is enough effectively improved tunneling environment, using effect is good, convenient for promoting the use of.
In conclusion the utility model structure is simple, rationally, operating cost is low, can effectively improve in tunnel and remove for design
Dirt efficiency, energy conservation and environmental protection can be effectively improved tunneling environment, and using effect is good, convenient for promoting the use of.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Description of symbols:
1-the first water tank；2-cyclone dust collectors；3-air inlets；
5-blowers；6-the first strainer；7-water supply pipes；
8-solenoid valve for water；9-the first sewage pipe；10-the first sewage draining valve；
11-the second water tank；12-tracheaes；13-the second strainer；
14-the second sewage pipe；15-the second sewage draining valve；16-spray columns；
17-gas outlets；18-third strainers；19-injection spray pipes；
20-atomizers；21-water inlet pipes；22-water pumps.
Specific embodiment
As shown in Figure 1, the constructing tunnel dust-extraction unit of the utility model, including primary dust removing unit, two-stage dust removal list
Member and 3-stage dust-removal unit, the primary dust removing unit include the first water tank 1 and the cyclone dust removal for being mounted on 1 top of the first water tank
Device 2, the side of the cyclone dust collectors 2 are provided with air inlet 3, and the top of the cyclone dust collectors 2 is provided with blower 5, described
The ash discharging hole of cyclone dust collectors 2 protrudes into the first water tank 1, and being horizontally disposed in first water tank 1 has positioned at 2 row of cyclone dust collectors
The ash discharging hole of the first strainer 6 above grey mouth, first strainer 6 and cyclone dust collectors 2 is respectively positioned on liquid level in the first water tank 1
Under, the top of first water tank 1 is provided with water supply pipe 7, and solenoid valve for water 8, first water are provided on the water supply pipe 7
The bottom of case 1 is provided with the first sewage pipe 9, and the first sewage draining valve 10 is provided on first sewage pipe 9；The two-stage dust removal
It water tank 11 and the tracheae 12 that is arranged in the second water tank 11 that unit, which includes second, one end of the tracheae 12 and the exhaust of blower 5
Mouth connection, the other end of the tracheae 12 protrude into the second water tank 11, and being horizontally disposed in second water tank 11 has positioned at tracheae
The exhaust outlet of the second strainer 13 above 12 exhaust outlets, second strainer 13 and tracheae 12 is respectively positioned on liquid level in the second water tank 11
Under, the bottom of second water tank 11 is provided with the second sewage pipe 14, is provided with the second blowdown valve on second sewage pipe 14
Door 15；The 3-stage dust-removal unit includes the spray column 16 that 11 top of the second water tank is arranged in, and the top of the spray column 16 is set
It is equipped with gas outlet 17, third strainer 18 and the injection spray pipe 19 above third strainer 18, institute are provided in the spray column 16
It states and is provided with multiple atomizers 20 on injection spray pipe 19, one end that the injection spray pipe 19 is exposed at outside spray column 16 is connected with into water
Pipe 21 is provided with water pump 22 on the water inlet pipe 21.
When it is implemented, the blower 5 generates negative pressure in cyclone dust collectors 2 for making, make dust laden air in tunnel from
Air inlet 3 pours in dust-extraction unit；Primary dust removing unit is cyclone dust removal, the dust separated by cyclone dust collectors 2
It falls directly in the first water tank 1, avoids reentrainment of dust；Two-stage dust removal unit is water bath dust-removing, and the second strainer 13 is by the big of dust-laden
Bubble is converted into minute bubbles, increases the area that dusty gas is contacted with water, improves efficiency of dust collection；3-stage dust-removal unit is that spray removes
Dirt, the third strainer 18 with water come into full contact with dusty gas that is reverse and coming, and small particle dust can be made to assemble, in gravity and
Under flow action, fall back in the second water tank 11.
In the present embodiment, the shape of the air inlet 3 is tubaeform.
In the present embodiment, the blower 5 is axial fan.
In the present embodiment, first strainer 6 and third strainer 18 are 100 mesh filter screens；Second strainer 13 is 200
Mesh filter screen.
When the utility model is used, dusty gas when constructing tunnel enters in cyclone dust collectors 2 from air inlet 3, dust-laden
Gas carries out one cyclonic dedusting, and the dust of cyclone dust removal is fallen directly into the first water tank 1 by ash discharging hole, by one cyclonic
Dusty gas after dedusting enters in tracheae 12, the dusty gas and be arranged in above the gas outlet of tracheae 12 that tracheae 12 is discharged
Second strainer 13 directly contacts, and air pocket is divided into multiple minute bubbles and sufficiently contacts with water, carries out second level water bath dust-removing, passes through
Dusty gas after second level water bath dust-removing enters in spray column 16, is sprayed on third strainer 18 with atomizer 20 and uniformly scatters
Water mist come into full contact with and carry out three-level spraying and dedusting, the purification gas after 3-stage dust-removal flows back in tunnel from gas outlet 17.
The above is only the preferred embodiment of the utility model, not imposes any restrictions to the utility model, all
According to any simple modification to the above embodiments of the utility model technical spirit, change and equivalent structural changes, still
Belong in the protection scope of technical solutions of the utility model.
Claims (4)
1. a kind of constructing tunnel dust-extraction unit, it is characterised in that: removed including primary dust removing unit, two-stage dust removal unit and three-level
Dirt unit, the primary dust removing unit include the first water tank (1) and are mounted on the cyclone dust collectors (2) on the first water tank (1) top,
The side of the cyclone dust collectors (2) is provided with air inlet (3), is provided with blower (5) at the top of the cyclone dust collectors (2),
The ash discharging hole of the cyclone dust collectors (2) protrudes into the first water tank (1), is horizontally disposed with to have to be located in first water tank (1) and revolve
The first strainer (6) above wind deduster (2) ash discharging hole, the equal position of ash discharging hole of first strainer (6) and cyclone dust collectors (2)
Under the first water tank (1) interior liquid level, the top of first water tank (1) is provided with water supply pipe (7), is set on the water supply pipe (7)
It is equipped with solenoid valve for water (8), the bottom of first water tank (1) is provided with the first sewage pipe (9), first sewage pipe (9)
On be provided with the first sewage draining valve (10)；The two-stage dust removal unit includes the second water tank (11) and is arranged in the second water tank (11)
One end of interior tracheae (12), the tracheae (12) is connect with the exhaust outlet of blower (5), and the other end of the tracheae (12) protrudes into
In second water tank (11), the second strainer having above tracheae (12) exhaust outlet is horizontally disposed in second water tank (11)
(13), the exhaust outlet of second strainer (13) and tracheae (12) is respectively positioned under the second water tank (11) interior liquid level, second water
The bottom of case (11) is provided with the second sewage pipe (14), is provided with the second sewage draining valve (15) on second sewage pipe (14)；
The 3-stage dust-removal unit includes spray column (16) of the setting on the second water tank (11) top, and the top of the spray column (16) is set
It is equipped with gas outlet (17), third strainer (18) is provided in the spray column (16) and is located at being sprayed above third strainer (18)
It manages (19), is provided with multiple atomizers (20) on the injection spray pipe (19), the injection spray pipe (19) is exposed at spray column (16)
Outer one end is connected with water inlet pipe (21), is provided with water pump (22) on the water inlet pipe (21).
2. a kind of constructing tunnel dust-extraction unit described in accordance with the claim 1, it is characterised in that: the shape of the air inlet (3)
Shape is tubaeform.
3. a kind of constructing tunnel dust-extraction unit described in accordance with the claim 1, it is characterised in that: the blower (5) is axis stream
Formula blower.
4. a kind of constructing tunnel dust-extraction unit described in accordance with the claim 1, it is characterised in that: first strainer (6) and
Third strainer (18) is 100 mesh filter screens；Second strainer (13) is 200 mesh filter screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920343443.9U CN209714651U (en) | 2019-03-18 | 2019-03-18 | A kind of constructing tunnel dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920343443.9U CN209714651U (en) | 2019-03-18 | 2019-03-18 | A kind of constructing tunnel dust-extraction unit |
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| Publication Number | Publication Date |
|---|---|
| CN209714651U true CN209714651U (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920343443.9U Active CN209714651U (en) | 2019-03-18 | 2019-03-18 | A kind of constructing tunnel dust-extraction unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101769A (en) * | 2021-03-31 | 2021-07-13 | 佛山市三水凤铝铝业有限公司 | Multi-contact dust remover |
| WO2022082820A1 (en) * | 2020-10-25 | 2022-04-28 | 山东舜鹏建材有限公司 | Cyclone dust collector for gravel production |
-
2019
- 2019-03-18 CN CN201920343443.9U patent/CN209714651U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022082820A1 (en) * | 2020-10-25 | 2022-04-28 | 山东舜鹏建材有限公司 | Cyclone dust collector for gravel production |
| CN113101769A (en) * | 2021-03-31 | 2021-07-13 | 佛山市三水凤铝铝业有限公司 | Multi-contact dust remover |
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