CN205743958U - Tunnel construction ventilation system - Google Patents
Tunnel construction ventilation system Download PDFInfo
- Publication number
- CN205743958U CN205743958U CN201620419472.5U CN201620419472U CN205743958U CN 205743958 U CN205743958 U CN 205743958U CN 201620419472 U CN201620419472 U CN 201620419472U CN 205743958 U CN205743958 U CN 205743958U
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- Prior art keywords
- air
- tunnel
- construction
- unit
- ventilation system
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Abstract
This utility model provides a kind of Tunnel Construction Ventilation System, installs n air-supply arrangement at tunnel portal extenal fixation；Along the length direction of construction tunnel, it is installed with air supply duct in tunnel-side；Along the length direction of construction tunnel, equidistantly it is installed with jet blower at tunnel roof；In all sides of construction tunnel face, by movable supporting frame, gaseous mass detector is installed；Outside at construction tunnel installs monitoring host computer；The input of monitoring host computer is connected with gaseous mass detector；The outfan of monitoring host computer is connected with air-supply arrangement and jet blower respectively.Advantage is: can be according to the air quality situation of construction tunnel face, timely automated quick adjustment intake, so that the air quality of construction tunnel face meets construction requirement, ensures that operating personnel is healthy；Also have arrangement, easy care use, simple in construction, low cost are easily installed, energy-conservation, drafting efficiency is high, high intelligent control degree advantages of higher, can be widely popularized use.
Description
Technical field
This utility model belongs to tunnel ventilation technical field, is specifically related to a kind of Tunnel Construction Ventilation System.
Background technology
Construction ventilation of tunnel is to ensure that the important procedure that operating personnel is healthy in tunnel.Existing tunnel is executed
Work ventilating system, has the problems such as drafting efficiency is low, energy consumption is high, the most delayed, high intelligent control degree is low.
Utility model content
The defect existed for prior art, this utility model provides a kind of Tunnel Construction Ventilation System, can have
Effect solves the problems referred to above.
The technical solution adopted in the utility model is as follows:
This utility model provides a kind of Tunnel Construction Ventilation System, installs n air-supply dress at tunnel portal extenal fixation
Put；N is natural number；Along the length direction of construction tunnel, it is installed with air supply duct (1) in tunnel-side,
Further, the air inlet of described air supply duct (1) connects with the air outlet of air-supply arrangement each described respectively；Institute
State the air outlet of air supply duct (1) near construction tunnel face (3)；Along the length direction of construction tunnel,
Jet blower (2) equidistantly it is installed with at tunnel roof；In all sides of construction tunnel face, by moving
Dynamic bracing frame is provided with gaseous mass detector；Outside at construction tunnel installs monitoring host computer；
The input of described monitoring host computer is connected with described gaseous mass detector；The output of described monitoring host computer
End is connected with described air-supply arrangement and described jet blower (2) respectively.
Preferably, each described air-supply arrangement all includes: drainage hood, air filtration clean unit and axial flow
Blower fan；The air vent of described drainage hood is connected with the air inlet of described axial flow blower by air-suction duct；Described
The air vent of axial flow blower is connected with described air supply duct (1)；Described air filtration clean unit is fixed on institute
State the pipe interior of air-suction duct.
Preferably, described air filtration clean unit includes udst separation unit and cleaning harmful gas unit；
By gas flow direction, set gradually described udst separation unit and described cleaning harmful gas unit.
Preferably, described cleaning harmful gas unit is activated carbon filter element.
Preferably, the both sides at described air filtration clean unit be separately installed with the 1st pressure measurement sensor and
2nd pressure measurement sensor；Described 1st pressure measurement sensor and described 2nd pressure measurement sensor are all connected with
To described monitoring host computer.
Preferably, described air supply duct (1) is the telescopic pipeline of length.
Preferably, described gaseous mass detector includes: dust concentration detector unit, harmful gas concentration are examined
Survey unit, oxygen content detection unit, air volume test unit and wind speed measurement unit.
Preferably, the power supply of described monitoring host computer is wind-force and solar combined power generating power supply.
Preferably, described monitoring host computer connects display, alarm, GPS position finder and telecommunication circuit.
The Tunnel Construction Ventilation System that this utility model provides has the advantage that
This utility model can according to the air quality situation of construction tunnel face, timely automated quick adjust into
Air quantity, so that the air quality of construction tunnel face meets construction requirement, ensures that operating personnel's health is good for
Health；
Have easily install arrangement, easy care use, simple in construction, low cost, energy-conservation, drafting efficiency is high,
High intelligent control degree advantages of higher, can be widely popularized use.
Accompanying drawing explanation
The structural representation of the Tunnel Construction Ventilation System that Fig. 1 provides for this utility model.
Detailed description of the invention
In order to make this utility model be solved the technical problem that, technical scheme and beneficial effect clearer,
Below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that herein
Described specific embodiment, only in order to explain this utility model, is not used to limit this utility model.
In conjunction with Fig. 1, this utility model provides a kind of Tunnel Construction Ventilation System, installs at tunnel portal extenal fixation
N air-supply arrangement；N is natural number；Each air-supply arrangement all includes: drainage hood, air filtration clean unit
And axial flow blower；The air vent of drainage hood is connected with the air inlet of axial flow blower by air-suction duct；Axial flow
The air vent of blower fan is connected with air supply duct 1；Wherein, air filtration clean unit is fixed on the pipe of air-suction duct
Inside road.Air filtration clean unit includes udst separation unit and cleaning harmful gas unit；By gas stream
Dynamic direction, sets gradually udst separation unit and cleaning harmful gas unit.Wherein, cleaning harmful gas list
Unit is activated carbon filter element, for filtering the harmful gas in extraneous air.For above-mentioned air-supply arrangement,
Its operation principle is: under the effect of axial flow blower, makes air-suction duct produce negative pressure, thus by tunnel outer
Air be incorporated into air-suction duct by drainage hood, and, by air filtration clean unit, filter air
In dust granule and harmful gas, finally give fresh air, and be transported to ajutage by axial flow blower
Road 1.In actual application, it is separately installed with the 1st pressure measurement sensor in the both sides of air filtration clean unit
With the 2nd pressure measurement sensor；1st pressure measurement sensor and the 2nd pressure measurement sensor are all connected to monitoring
Main frame.Therefore, monitoring host computer can monitoring state to air filtration clean unit in real time, when its both sides
When pressure differential is bigger, representing and need to change air filtration clean unit, therefore, monitoring host computer can send in time
Information warning, reminds staff to change air filtration clean unit, it is ensured that air filtration effect.
Along the length direction of construction tunnel, being installed with air supply duct 1 in tunnel-side, air supply duct 1 is
The telescopic pipeline of length, reason is: along with tunnel constantly excavates, and construction tunnel face is constantly to depths
Extend, and owing to air supply duct is designed as Collapsible structure, therefore, can be at any time along with construction tunnel face
Extension and adjust the length of air supply duct, make air supply duct be constantly in the position near construction tunnel face
Put, it is ensured that near construction tunnel face, carry fresh air.The air inlet of air supply duct 1 respectively with each
The air outlet connection of air-supply arrangement；The air outlet of air supply duct 1 is near construction tunnel face 3；
Along the length direction of construction tunnel, equidistantly it is installed with jet blower 2 at tunnel roof, passes through jet
Blower fan, when the contaminated air of tunnel internal is discharged to tunnel outer.In all sides of construction tunnel face, logical
Cross movable supporting frame and gaseous mass detector is installed；Wherein, gaseous mass detector includes but not limited to:
Dust concentration detector unit, harmful gas concentration detector unit, oxygen content detection unit, air volume test list
Unit and wind speed measurement unit.Outside at construction tunnel installs monitoring host computer；The input of monitoring host computer and gas
Weight detector connects；The outfan of monitoring host computer is connected with air-supply arrangement and jet blower 2 respectively.
Above-mentioned Tunnel Construction Ventilation System, its operation principle is: monitoring host computer can by gaseous mass detector
The air quality situation near construction tunnel face detected in real time, and according to the sky near tunnel tunnel face
Gas quality condition, controls startup quantity and the operating power of air-supply arrangement, and the startup of jet blower flexibly
Quantity and operating power, thus adjust the amount injecting fresh air in tunnel, make near tunnel tunnel face
Air quality meets code requirement, safeguard work person works's environment.
For energy efficient, the power supply of monitoring host computer is wind-force and solar combined power generating power supply.Additionally,
Monitoring host computer connects display, alarm, GPS position finder and telecommunication circuit.By telecommunication circuit,
The function remotely monitored can be realized.
In sum, the Tunnel Construction Ventilation System that this utility model provides has the advantage that
This utility model can according to the air quality situation of construction tunnel face, timely automated quick adjust into
Air quantity, so that the air quality of construction tunnel face meets construction requirement, ensures that operating personnel's health is good for
Health；
Have easily install arrangement, easy care use, simple in construction, low cost, energy-conservation, drafting efficiency is high,
High intelligent control degree advantages of higher, can be widely popularized use.
The above is only preferred implementation of the present utility model, it is noted that for the art
For those of ordinary skill, on the premise of without departing from this utility model principle, it is also possible to make some improvement
And retouching, these improvements and modifications also should regard protection domain of the present utility model.
Claims (9)
1. a Tunnel Construction Ventilation System, it is characterised in that install n air-supply at tunnel portal extenal fixation
Device；N is natural number；Along the length direction of construction tunnel, it is installed with air supply duct (1) in tunnel-side,
Further, the air inlet of described air supply duct (1) connects with the air outlet of air-supply arrangement each described respectively；Institute
State the air outlet of air supply duct (1) near construction tunnel face (3)；Along the length direction of construction tunnel,
Jet blower (2) equidistantly it is installed with at tunnel roof；In all sides of construction tunnel face, by moving
Dynamic bracing frame is provided with gaseous mass detector；Outside at construction tunnel installs monitoring host computer；
The input of described monitoring host computer is connected with described gaseous mass detector；The output of described monitoring host computer
End is connected with described air-supply arrangement and described jet blower (2) respectively.
Tunnel Construction Ventilation System the most according to claim 1, it is characterised in that each described air-supply
Device all includes: drainage hood, air filtration clean unit and axial flow blower；The air vent of described drainage hood
Connected by the air inlet of air-suction duct with described axial flow blower；The air vent of described axial flow blower send with described
Wind pipeline (1) connects；Described air filtration clean unit is fixed on the pipe interior of described air-suction duct.
Tunnel Construction Ventilation System the most according to claim 2, it is characterised in that described air filtration
Clean unit includes udst separation unit and cleaning harmful gas unit；By gas flow direction, set gradually
Described udst separation unit and described cleaning harmful gas unit.
Tunnel Construction Ventilation System the most according to claim 3, it is characterised in that described harmful gas
Clean unit is activated carbon filter element.
Tunnel Construction Ventilation System the most according to claim 3, it is characterised in that in described air mistake
The both sides of filter clean unit are separately installed with the 1st pressure measurement sensor and the 2nd pressure measurement sensor；Described
1st pressure measurement sensor and described 2nd pressure measurement sensor are all connected to described monitoring host computer.
Tunnel Construction Ventilation System the most according to claim 1, it is characterised in that described air supply duct
(1) it is the telescopic pipeline of length.
Tunnel Construction Ventilation System the most according to claim 1, it is characterised in that described gaseous mass
Detector includes: dust concentration detector unit, harmful gas concentration detector unit, oxygen content detection unit,
Air volume test unit and wind speed measurement unit.
Tunnel Construction Ventilation System the most according to claim 1, it is characterised in that described monitoring host computer
Power supply be wind-force and solar combined power generating power supply.
Tunnel Construction Ventilation System the most according to claim 1, it is characterised in that described monitoring host computer
Connect and have display, alarm, GPS position finder and telecommunication circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620419472.5U CN205743958U (en) | 2016-05-10 | 2016-05-10 | Tunnel construction ventilation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620419472.5U CN205743958U (en) | 2016-05-10 | 2016-05-10 | Tunnel construction ventilation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205743958U true CN205743958U (en) | 2016-11-30 |
Family
ID=57367471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620419472.5U Expired - Fee Related CN205743958U (en) | 2016-05-10 | 2016-05-10 | Tunnel construction ventilation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205743958U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116085028A (en) * | 2023-04-13 | 2023-05-09 | 山西工程技术学院 | Tunnel ventilation control system |
-
2016
- 2016-05-10 CN CN201620419472.5U patent/CN205743958U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116085028A (en) * | 2023-04-13 | 2023-05-09 | 山西工程技术学院 | Tunnel ventilation control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161130 |