CN206053987U - A kind of tunnel dust pelletizing system - Google Patents
A kind of tunnel dust pelletizing system Download PDFInfo
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- CN206053987U CN206053987U CN201621040056.0U CN201621040056U CN206053987U CN 206053987 U CN206053987 U CN 206053987U CN 201621040056 U CN201621040056 U CN 201621040056U CN 206053987 U CN206053987 U CN 206053987U
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- tunnel
- pelletizing system
- dust
- dust pelletizing
- dedusting
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Abstract
The utility model discloses a kind of tunnel dust pelletizing system, the system includes wind pushing mechanism (1), dedusting mechanism (2)；The wind pushing mechanism (1) includes blast machine (101) and ventilation duct (102), the blast machine (101) is arranged at outside tunnel, and described ventilation duct (102) one end connects blast machine (101) other end and is arranged at construction face；The dedusting mechanism (2) is including dedusting fan (201)；The ventilation duct (102) and described dedusting fan (201) is respectively provided with the both sides with tunnel, and the position lag that the dedusting fan (201) is arranged in the air outlet position of the ventilation duct (102).The system can effectively reduce the concentration of dust in air in tunnel, it is ensured that the clean working environment in tunnel, ensure that operating personnel's is healthy.The air-polluting diffusion in tunnel can also be prevented in addition, reduce the pollution to air.
Description
Technical field
This utility model is related to a kind of control rock cantilever excavator constructing tunnel dust falling system, belongs to constructing tunnel neck
Domain.
Background technology
During constructing tunnel, the control to dust is particularly important, and it will directly affect tunnel integral construction process.For
The control of dust concentration, in current tunnel, the existing method of depositing dust mainly takes the draft type of press-in or pull-out type, also
Part is using reducing dust lowering car come depositing dust.The shortcoming of these methods is wayward to flowing to for dust, it is easy to expanded in tunnel
Dissipate, affect working environment, have a strong impact on the healthy of operating personnel, difficulty gets a desired effect.
At present state's inner tunnel majority extracted out using blower fan or it is forced carry out tunnel dust settling, in time will after tunnel excavation
Airduct is connected at face to be reduced dust concentration in tunnel, it is ensured that the construction environment in tunnel.Above-mentioned tunnel ventilation depositing dust side
Although method is very practical, all have the shortcomings that in varying degrees, to be mainly reflected in：Ventilation depositing dust is not thorough enough；Ventilation depositing dust is only
Can guarantee that one-sided air quality；Operation easily causes hole environment pollution not in time.
The content of the invention
In order to the ventilation depositing dust for solving prior art presence it is not thorough enough, the problems such as easily cause hole environment pollution, this
Utility model proposes a kind of tunnel dust pelletizing system, can effectively reduce the concentration of dust in air in tunnel, it is ensured that in tunnel
Clean working environment, ensure operating personnel it is healthy.
This utility model solves the technical scheme of its technical problem employing：The tunnel dust pelletizing system include wind pushing mechanism,
Dedusting mechanism；The wind pushing mechanism includes blast machine and ventilation duct, and the blast machine is arranged at outside tunnel, the ventilation
Pipe one end connects the blast machine other end and is arranged at construction face；The dedusting mechanism includes dedusting fan；It is described logical
Airduct and described dedusting fan is respectively provided with the both sides with tunnel, and the position lag that the dedusting fan is arranged in described logical
The air outlet position of airduct.
The wind pushing mechanism is responsible for for ozone outside tunnel sending into construction face, and the dedusting mechanism is responsible for removing
Dust in air；The dedusting fan can absorb substantial amounts of air pollution by inlet scoop in tunnel, and by itself
The dust arrester in portion filters the dust in air pollution, and fresh air is discharged, and realizes the seizure to dust in tunnel.Dedusting
The airflow of fan induced draught mouth can form area of local decompression around, realize dust air in tunnel is preferably gathered,
Collect, prevent the diffusion of dust.The position lag arranged using the dedusting fan is in the air outlet position of the ventilation duct
Design, makes air-flow be easier circulation is formed at face, improves dust removing effects.
This utility model solves the further technical scheme of its technical problem：The dedusting fan lags behind ventilation duct and goes out
The distance in air portWherein S is the area of tunnel tunnel face.
This utility model solves the further technical scheme of its technical problem：The blast of the blast machine is the dedusting
1.5 times of fan pressure.
This utility model solves the further technical scheme of its technical problem：The tunnel dust pelletizing system also includes anti-powder
Dirt diffusion mechanism, the anti-dust recycling mechanism is arranged on tunnel face and the anti-dust recycling mechanism includes spray equipment and close
Mesh net；The spray equipment is arranged at the top of tunnel face；The Dense mesh screen is arranged on tunnel face, and can cover tunnel face.
Anti- dust recycling mechanism is mainly used in preventing being diffused in the air outside tunnel of dust, atmosphere pollution.The spray
For spraying water on the Dense mesh screen, the Dense mesh screen after humidification can effectively prevent the diffusion of dust to shower device.
This utility model solves the further technical scheme of its technical problem：The spray head of the spray equipment is ring
Spray head, it is ensured that each section of the Dense mesh screen can all be drenched.
This utility model solves the further technical scheme of its technical problem：The tunnel dust pelletizing system also includes spraying machine
Structure, the humidifier are arranged at 30～40m after the dedusting mechanism.
The setting of the humidifier is mainly used for water smoke small water droplets and dust granules absorption, combination and then sedimentation
To on ground, the effect of dedusting is reached with this.
This utility model solves the further technical scheme of its technical problem：The humidifier includes 3～5 circle sprayings
Device, the sprayer unit is uniformly in tunnel wall.
The quantity of the sprayer unit, if arranged very little, as in tunnel, air flow is very fast, dust removing effects are failed to understand
It is aobvious；If arrange it is too many if compare waste water resource, and effect increase is not obvious.
The beneficial effects of the utility model are as follows：
1st, wind pushing mechanism is combined with dedusting mechanism, and dust of being more convenient for is gathered, collects；
2nd, setting up spraying mechanism effectively prevents dust recycling to outside tunnel in air；
3rd, it is the supplement to wind pushing mechanism and dedusting mechanism to set up humidifier, improves the dust removal efficiency of system.
Description of the drawings
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or accompanying drawing to be used is briefly described needed for description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise for not paying creative work
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of tunnel face；
1, wind pushing mechanism in figure；2nd, dedusting mechanism；3rd, humidifier；4th, anti-dust recycling mechanism；5th, cantilever excavator；6、
Tunnel face；101st, blast machine；102nd, ventilation duct；201st, dedusting fan；401st, spray equipment；402nd, Dense mesh screen.
Specific embodiment
To make the purpose of this utility model, technical scheme and advantage clearer, below will be to technology of the present utility model
Scheme is described in detail.Obviously, described embodiment is only a part of embodiment of this utility model, rather than all
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not before creative work is made
All other embodiment obtained by putting, belongs to the scope protected by this utility model.
A kind of tunnel dust pelletizing system, as shown in Figure 1, the tunnel dust pelletizing system includes wind pushing mechanism 1, dedusting mechanism 2；Institute
Stating wind pushing mechanism 1 includes blast machine 101 and ventilation duct 102, and the blast machine 101 is arranged at outside tunnel, the ventilation
102 one end of pipe connects 101 other end of blast machine and is arranged at construction face；The dedusting mechanism 2 includes dedusting fan
201；The ventilation duct 102 and dedusting fan 201 is respectively provided with the both sides with tunnel, and the dedusting fan 201 sets
The position lag put is in the air outlet position of the ventilation duct 102.
The wind pushing mechanism 1 is responsible for for ozone outside tunnel sending into construction face, and the dedusting mechanism 2 is responsible for removing
The dust gone in air；The dedusting fan 201 can absorb substantial amounts of air pollution by inlet scoop in tunnel, and by certainly
Dust arrester inside body filters the dust in air pollution, and fresh air is discharged, and realizes the seizure to dust in tunnel.
The airflow of 201 inlet scoop of dedusting fan can form area of local decompression around, realize more preferable to dust air in tunnel
Gather, collect, prevent the diffusion of dust.Using the position lag of the setting of the dedusting fan 201 in the ventilation duct 102
The design of air outlet position, makes air-flow be easier to form circulation at face (i.e. at 5 construction of cantilever excavator) place, improves dedusting
Effect.
It is different in view of the air of the space at the in different size of tunnel tunnel face, i.e. face, it is described to remove
Dirt blower fan 201 lags behind the distance of 102 air outlet of ventilation duct also should be different, and distance is according to formulaTry to achieve, its
Middle S is the area of tunnel tunnel face, and face is bigger, and the dedusting fan 201 lags behind the distance of 102 air outlet of ventilation duct
It is more remote.
The blast of the blast machine 101 is 1～2 times of 201 blast of the dedusting fan, and optimum is 1.5 times.
As shown in Figure 2, the tunnel dust pelletizing system also includes anti-dust recycling mechanism 4, the anti-dust recycling mechanism 4
It is arranged on tunnel face 6 and the anti-dust recycling mechanism 4 includes spray equipment 401 and Dense mesh screen 402；The spray equipment 401
It is arranged at the top of tunnel face 6；The Dense mesh screen 402 is arranged on tunnel face 6, and can cover tunnel face 6.
Anti- dust recycling mechanism 4 is mainly used in preventing being diffused in the air outside tunnel of dust, atmosphere pollution.The spray
For spraying water on the Dense mesh screen 402, the Dense mesh screen 402 after humidification can effectively prevent the diffusion of dust to shower device 401.Institute
The spray head for stating spray equipment 401 is ring spray head, it is ensured that can all be drenched each section of the Dense mesh screen 402.Drench
Dense mesh screen 402 afterwards is further filtered to air, adsorbs the dust in air.
The tunnel dust pelletizing system also includes humidifier 3, and the humidifier 3 is arranged at after the dedusting mechanism 2 30
At～40m.The setting of the humidifier 3 is mainly used for will be water smoke small water droplets then heavy with dust granules absorption, combination
Drop on ground, the effect of dedusting is reached with this.
The humidifier 3 includes 3～5 circle sprayer units, and the sprayer unit is uniformly in tunnel wall.The spray
The quantity of mist device, if arranged very little, as in tunnel, air flow is very fast, dust removing effects are not obvious；If arranged
Waste water resource is just compared too much, and effect increase is not obvious.
The cleannes of air at face ensure that by wind pushing mechanism 1 and dedusting mechanism 2, it is ensured that the health of workmen
Situation.Humidifier 3 and the setting of anti-dust recycling mechanism 4, not only further filter to air, and ensure that containing
The air of a small amount of dust is not diffuse into outside tunnel.
Hydrops can be produced in tunnel face or tunnel in view of non-proliferation mechanism and humidifier, the system is also included
The pipeline of draining, to discharge hydrops, does not affect the construction in tunnel.
Kweiyang track traffic Line 1 Yanzhong running tunnel is constructed using cantilever excavator, and the invention is applied in work progress
Method carry out arrangements of operations, have been obtained for good effect, while also having obtained the approval of workman.Running tunnel total length
586m, arranges vertical shaft in centre position and is excavated to both sides simultaneously, excavates using Xu work EBZ260 cantilever excavators, and a 55KW send
Blower fan, then development machine rear mixes the dedusting fan of a 22KW, while corresponding Dense mesh screen and spray equipment are mixed, current tunnel
In road, dust concentration is from 50 former～70mg/m3It is reduced to 6 present～8mg/m3。
The above, specific embodiment only of the present utility model, but protection domain of the present utility model do not limit to
In this, any those familiar with the art can readily occur in change in the technical scope that this utility model is disclosed
Or replace, should all cover within protection domain of the present utility model.Therefore, protection domain of the present utility model should be with the power
The protection domain that profit is required is defined.
Claims (8)
1. a kind of tunnel dust pelletizing system, it is characterised in that：Including wind pushing mechanism (1), dedusting mechanism (2)；The wind pushing mechanism (1)
Including including blast machine (101) and ventilation duct (102), the blast machine (101) is arranged at outside tunnel, the ventilation duct (102)
One end connects blast machine (101) other end and is arranged at construction face；The dedusting mechanism (2) is including dedusting fan
(201)；The ventilation duct (102) and described dedusting fan (201) is respectively provided with the both sides with tunnel, and the dedusting fan
(201) position lag for arranging is in the air outlet position of the ventilation duct (102).
2. tunnel dust pelletizing system according to claim 1, it is characterised in that：The dedusting fan (201) lags behind ventilation
The distance of pipe (102) air outletWherein S is the area of tunnel tunnel face.
3. tunnel dust pelletizing system according to claim 2, it is characterised in that：The blast of the blast machine (101) is described
1.5 times of dedusting fan (201) blast.
4. the tunnel dust pelletizing system according to claim 1 or 3, it is characterised in that：The tunnel dust pelletizing system also includes anti-
Dust recycling mechanism (4), the anti-dust recycling mechanism (4) are arranged on tunnel face (6) and anti-dust recycling mechanism (4) bag
Include spray equipment (401) and Dense mesh screen (402)；The spray equipment (401) is arranged at the top of tunnel face (6)；The Dense mesh screen
(402) tunnel face (6) is arranged on, and tunnel face (6) can be covered.
5. tunnel dust pelletizing system according to claim 4, it is characterised in that：The spray head of the spray equipment (401) is
Ring spray head.
6. tunnel dust pelletizing system according to claim 1 or 5, it is characterised in that：The tunnel dust pelletizing system also includes spraying
Mechanism (3), the position lag of the humidifier (3) is in the dedusting mechanism (2).
7. tunnel dust pelletizing system according to claim 6, it is characterised in that：The humidifier (3) is arranged at described removing
Dirt mechanism (2) is afterwards at 30～40m.
8. tunnel dust pelletizing system according to claim 7, it is characterised in that：The humidifier (3) includes 3～5 circle sprays
Mist device, the sprayer unit is uniformly in tunnel wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040056.0U CN206053987U (en) | 2016-09-06 | 2016-09-06 | A kind of tunnel dust pelletizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040056.0U CN206053987U (en) | 2016-09-06 | 2016-09-06 | A kind of tunnel dust pelletizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206053987U true CN206053987U (en) | 2017-03-29 |
Family
ID=58370995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621040056.0U Active CN206053987U (en) | 2016-09-06 | 2016-09-06 | A kind of tunnel dust pelletizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206053987U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194242A (en) * | 2016-09-06 | 2016-12-07 | 中铁二十四局集团南昌铁路工程有限公司 | A kind of tunnel dust pelletizing system |
| CN109184776A (en) * | 2018-08-30 | 2019-01-11 | 山东大学 | A kind of full-automatic curtain dust-extraction unit in tunnel based on construction trolley and method |
-
2016
- 2016-09-06 CN CN201621040056.0U patent/CN206053987U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106194242A (en) * | 2016-09-06 | 2016-12-07 | 中铁二十四局集团南昌铁路工程有限公司 | A kind of tunnel dust pelletizing system |
| CN109184776A (en) * | 2018-08-30 | 2019-01-11 | 山东大学 | A kind of full-automatic curtain dust-extraction unit in tunnel based on construction trolley and method |
| CN109184776B (en) * | 2018-08-30 | 2019-12-24 | 山东大学 | Tunnel full-automatic curtain dust removal device and method based on construction trolley |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Jun Inventor after: Long Zhonghuang Inventor after: Zhang Yue Inventor after: Sun Zeshun Inventor before: Wang Jun Inventor before: Long Zhonghuang Inventor before: Zhang Yue |
|
| CB03 | Change of inventor or designer information |