CN105863712A - Vertical honeycomb type tunnel ventilation device - Google Patents
Vertical honeycomb type tunnel ventilation device Download PDFInfo
- Publication number
- CN105863712A CN105863712A CN201610406590.7A CN201610406590A CN105863712A CN 105863712 A CN105863712 A CN 105863712A CN 201610406590 A CN201610406590 A CN 201610406590A CN 105863712 A CN105863712 A CN 105863712A
- Authority
- CN
- China
- Prior art keywords
- air vent
- tunnel
- ventilation device
- honeycomb fashion
- rainhat
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 title claims abstract description 52
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005553 drilling Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/003—Ventilation of traffic tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/18—Gravity flow ventilation
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention discloses a vertical honeycomb type tunnel ventilation device. The vertical honeycomb type tunnel ventilation device comprises a plurality of ventilation hole groups, every ventilation hole group consists of a plurality of ventilation holes 80-120 nm in diameter and 100-140 mm in clear spacing, the ventilation holes in honeycomb arrangement are communicated to the ground surface of from the top of a tunnel, and a horizontal distance of about 200 m is reserved between every two adjacent honeycomb ventilation holes on the tunnel. Protecting pipes are arranged in the ventilation holes, cling to the inner walls of the ventilation holes with 30-50 cm higher than the ground and are provided with rain shields. The vertical honeycomb type tunnel ventilation device is good in ventilation effect and highly practical.
Description
Technical field
The present invention relates to ventilation unit field, relate to a kind of tunnel ventilation device.
Background technology
In general tunnel, draft type is divided into gravity-flow ventilation and force ventilation, and wherein force ventilation is divided into again dash and pipe ventilated.Need during dash outside tunnel, set narrow-bore tunnel, airway is set, ventilates relatively costly；And pipe ventilated is divided into forced ventilation, ventilation by low pressure and compound ventilation, pipe ventilated to be required to high-power ventilation blower, power consumption is big, safeguards and operating cost is higher；Gravity-flow ventilation is applicable to ultrashort tunnel, typically requires that length of tunnel is less than 100m, and its ventilation effect is poor, narrow application range.
Summary of the invention
It is an object of the invention to provide a kind of vertical honeycomb fashion tunnel ventilation device, for solving the subject matters such as relatively costly or ventilation effect existing for existing ventilation unit is poor.
To achieve these goals, present invention employs techniques below scheme:
A kind of vertical honeycomb fashion tunnel ventilation device, including several air vents, described air vent is honeycomb arrangement；Honeycomb fashion vent drill group utilizes stack effect to form vent passages, and its air dynamic behaviour is good, rational in infrastructure, and combination is convenient, makes simple.
Invention further provides preferred technical scheme, described air vent is communicated to earth's surface by tunnel top, and the dirty gas in tunnel discharges earth's surface by air vent.
Invention further provides preferred technical scheme, a diameter of 80-120mm of described air vent, the clear spacing between each air vent is that tunnel is played preferable ventilation effect by ＞ 100mm, diameter and spacing air vent in this range.
Invention further provides preferred technical scheme, the clear spacing between each air vent is 100-140mm, and ventilation effect is more preferably.
Invention further provides preferred technical scheme, be additionally provided with protecting tube in described air vent, protecting tube is close to the inwall of air vent, the generation of hole phenomenon in case the later stage collapses.
Invention further provides preferred technical scheme, described protecting tube 30-50cm above ground level, prevent earth or foreign material from being fallen in tunnel by air vent.
Invention further provides preferred technical scheme, described protecting tube is made up of rigid plastics, extends the life-span of whole ventilation unit.
Invention further provides preferred technical scheme, described pipeline is made up of PVC.
Invention further provides preferred technical scheme, described protecting tube is provided with rainhat, prevents rainwater from flowing in tunnel from air vent with this.
Invention further provides preferred technical scheme, described rainhat includes rainhat main body and support column, and described rainhat main body is umbrella, and rainhat main body is connected with the top of protecting tube by support column.
Invention further provides preferred technical scheme, the horizontal range between each group of honeycomb fashion air vent being located on tunnel is about 200m.
Compared with prior art, the invention have the benefit that
1, the present invention is applied widely, is applicable not only to the tunnel in construction, and is adapted to the tunnel in operation, is applicable not only to vcehicular tunnel, and is applicable to railway tunnel etc. and needs to provide the tunnel ventilated.
2, cost of the present invention is low, does not has the input of plant equipment in conventional tunnel draft type, and expense does not occur in ventilation process.
3, the present invention once puts into, and uses all the life, and maintenance cost is low.
4, energy-conserving and environment-protective of the present invention, do not produce any energy consumption during use.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view in tunnel.
Fig. 2 is the cross-sectional view of air vent.
Fig. 3 is rainhat schematic diagram.
1-tunnel, 2-air vent, 3-protecting tube, 4-rainhat, 41-rainhat main body, 42-support column.
Detailed description of the invention
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Embodiment 1: see figures.1.and.2, a kind of vertical honeycomb fashion tunnel ventilation device, including several air vent groups, air vent group includes several air vents 2, and air vent 2 is communicated to earth's surface by top, tunnel 1, and the dirty gas in tunnel 1 discharges earth's surface by air vent 2；Air vent 2 is in honeycomb arrangement, and honeycomb fashion air vent 2 air dynamic behaviour is good, rational in infrastructure, and combination is convenient, makes simple.
Further, for realizing good ventilation effect, a diameter of 80mm of air vent 2, the clear spacing between air vent 2 is 102mm, and the horizontal range between each air vent group is 180m.
Further, being additionally provided with protecting tube 3 in air vent 2, protecting tube 3 is close to the inwall of air vent 2, the generation of hole phenomenon in case the later stage collapses, and protecting tube 3 stretches out earth's surface 30cm, is used for preventing earth or foreign material from being fallen in tunnel 1 by air vent 2.
Further, it is provided above rainhat 4 at protecting tube 3, described rainhat 4 includes rainhat main body 41 and support column 42, and described rainhat main body 41 is in umbrella, and rainhat main body 41 is connected to prevent rainwater from flowing in tunnel from air vent with the top of protecting tube 3 by support column 42.
During work, drilling through several air vent 2 with geology drilling machine at the top of tunnel 1 cross section, be inserted into PVC protecting tube 3 with backward air vent 2, all PVC protecting tubes 3 are close to air vent 2 inwall, and surface 30cm above Ground, rainhat 4 is finally installed on PVC protecting tube 3.Foul atmosphere in tunnel 1 is discharged outside tunnel by the ventilation unit constructed by air vent 2.
Embodiment 2: see figures.1.and.2, a kind of vertical honeycomb fashion tunnel ventilation device, including several air vent groups, air vent group includes several air vents 2, and air vent 2 is communicated to earth's surface by top, tunnel 1, and the dirty gas in tunnel 1 discharges earth's surface by air vent 2；Air vent 2 is in honeycomb arrangement, and honeycomb fashion air vent 2 air dynamic behaviour is good, rational in infrastructure, and combination is convenient, makes simple.
Further, for realizing good ventilation effect, a diameter of 120mm of air vent 2, the clear spacing between air vent 2 is 140mm, and the horizontal range between each air vent group is 200m.
Further, being additionally provided with protecting tube 3 in air vent 2, protecting tube 3 is close to the inwall of air vent 2, the generation of hole phenomenon in case the later stage collapses, and protecting tube 3 stretches out earth's surface 30cm, is used for preventing earth or foreign material from being fallen in tunnel 1 by air vent 2.
Further, it is provided above rainhat 4 at protecting tube 3, described rainhat 4 includes rainhat main body 41 and support column 42, and described rainhat main body 41 is in umbrella, and rainhat main body 41 is connected to prevent rainwater from flowing in tunnel from air vent with the top of protecting tube 3 by support column 42.
During work, drilling through several air vent 2 with geology drilling machine at the top of tunnel 1 cross section, be inserted into PVC protecting tube 3 with backward air vent 2, all PVC protecting tubes 3 are close to air vent 2 inwall, and surface 30cm above Ground, rainhat 4 is finally installed on PVC protecting tube 3.Foul atmosphere in tunnel 1 is discharged outside tunnel by the ventilation unit constructed by air vent 2.
Embodiment 3: see figures.1.and.2, a kind of vertical honeycomb fashion tunnel ventilation device, including several air vent groups, air vent group includes several air vents 2, and air vent 2 is communicated to earth's surface by top, tunnel 1, and the dirty gas in tunnel 1 discharges earth's surface by air vent 2；Air vent 2 is in honeycomb arrangement, and the air dynamic behaviour of honeycomb fashion air vent 2 is good, rational in infrastructure, and combination is convenient, makes simple.
Further, for realizing good ventilation effect, a diameter of 100mm of air vent 2, the clear spacing between Kong Yukong is 120mm, and the horizontal range between each group of honeycomb fashion air vent 2 is 220m.
Further, being additionally provided with protecting tube 3 in air vent 2, protecting tube 3 is close to the generation of hole phenomenon in case the later stage collapses of the inwall of air vent 2, and protecting tube 3 stretches out earth's surface 50cm, is used for preventing earth or foreign material from being fallen in tunnel 1 by air vent 2.
Further, it is provided above rainhat 4 at protecting tube 3, described rainhat 4 includes rainhat main body 41 and support column 42, and described rainhat main body 41 is in umbrella, and rainhat main body 41 is connected to prevent rainwater from flowing in tunnel from air vent with the top of protecting tube 3 by support column 42.
During work, drilling through several air vent 2 with geology drilling machine at the top of tunnel 1 cross section, be inserted into PVC protecting tube 3 with backward air vent 2, all PVC protecting tubes 3 are close to air vent 2 inwall, and surface 50cm above Ground, rainhat 4 is finally installed on PVC protecting tube 3.Foul atmosphere in tunnel 1 is discharged outside tunnel by the ventilation unit constructed by air vent 2.
The most aforementioned, the present invention is easy and simple to handle, and ventilation effect is good, and Practical Performance is strong.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a vertical honeycomb fashion tunnel ventilation device, including several air vent groups, it is characterised in that: described air vent group includes that several air vents, described air vent are honeycomb arrangement.
One the most according to claim 1 vertical honeycomb fashion ventilation unit, it is characterised in that: described air vent is communicated to earth's surface by tunnel top.
One the most according to claim 1 vertical honeycomb fashion tunnel ventilation device, it is characterised in that: a diameter of 80-120mm of described air vent, the clear spacing ＞ 100mm between Kong Yukong.
One the most according to claim 1 vertical honeycomb fashion tunnel ventilation device, it is characterised in that: being additionally provided with protecting tube in described air vent, protecting tube is close to the inwall of air vent.
One the most according to claim 6 vertical honeycomb fashion tunnel ventilation device, it is characterised in that: described protecting tube 30-50cm above ground level.
One the most according to claim 6 vertical honeycomb fashion tunnel ventilation device, it is characterised in that: described protecting tube is made up of rigid plastics.
7. according to a kind of vertical honeycomb fashion tunnel ventilation device described in claim 6 or 8, it is characterised in that: described pipeline is made up of PVC.
One the most according to claim 6 vertical honeycomb fashion tunnel ventilation device, it is characterised in that: described protecting tube is provided with rainhat.
One the most according to claim 8 vertical honeycomb fashion tunnel ventilation device, it is characterised in that: described rainhat includes rainhat main body and support column, and described rainhat main body is umbrella, and rainhat main body is connected with the top of protecting tube by support column.
One the most according to claim 1 vertical honeycomb fashion ventilation unit, it is characterised in that: the horizontal range between each air vent group is 180-220mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406590.7A CN105863712A (en) | 2016-06-12 | 2016-06-12 | Vertical honeycomb type tunnel ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610406590.7A CN105863712A (en) | 2016-06-12 | 2016-06-12 | Vertical honeycomb type tunnel ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105863712A true CN105863712A (en) | 2016-08-17 |
Family
ID=56677408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610406590.7A Pending CN105863712A (en) | 2016-06-12 | 2016-06-12 | Vertical honeycomb type tunnel ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105863712A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101275468A (en) * | 2008-04-11 | 2008-10-01 | 南京市建设委员会 | Natural ventilation and smoke prevention and exhaust method for urban tunnel shaft |
| KR101078188B1 (en) * | 2009-09-11 | 2011-11-01 | 이학수 | A tunnel ventilator by using natural ventilation method |
| CN204002896U (en) * | 2014-04-11 | 2014-12-10 | 中铁第四勘察设计院集团有限公司 | One-tunnel one-track subway tunnel natural ventilating structure |
| CN104314601A (en) * | 2014-11-19 | 2015-01-28 | 上海市城市建设设计研究总院 | Natural ventilation tunnel structure |
| CN105604599A (en) * | 2015-09-08 | 2016-05-25 | 陕西科技大学 | System and method for independently carrying out natural ventilation of tunnel through solar air pump |
| CN205908305U (en) * | 2016-06-12 | 2017-01-25 | 中铁上海工程局集团有限公司 | Vertical honeycomb formula tunnel ventilation device |
-
2016
- 2016-06-12 CN CN201610406590.7A patent/CN105863712A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101275468A (en) * | 2008-04-11 | 2008-10-01 | 南京市建设委员会 | Natural ventilation and smoke prevention and exhaust method for urban tunnel shaft |
| KR101078188B1 (en) * | 2009-09-11 | 2011-11-01 | 이학수 | A tunnel ventilator by using natural ventilation method |
| CN204002896U (en) * | 2014-04-11 | 2014-12-10 | 中铁第四勘察设计院集团有限公司 | One-tunnel one-track subway tunnel natural ventilating structure |
| CN104314601A (en) * | 2014-11-19 | 2015-01-28 | 上海市城市建设设计研究总院 | Natural ventilation tunnel structure |
| CN105604599A (en) * | 2015-09-08 | 2016-05-25 | 陕西科技大学 | System and method for independently carrying out natural ventilation of tunnel through solar air pump |
| CN205908305U (en) * | 2016-06-12 | 2017-01-25 | 中铁上海工程局集团有限公司 | Vertical honeycomb formula tunnel ventilation device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202946180U (en) | Tunnel ventilation system suitable for underground public transit system | |
| CN104405430A (en) | Ventilation system and ventilation method for single-cavern large-section extra-long tunnel construction | |
| CN107097802A (en) | A kind of high reliability vacuum pipe system | |
| CN202597020U (en) | Vacuum pump water circulating device | |
| CN105863712A (en) | Vertical honeycomb type tunnel ventilation device | |
| CN205908305U (en) | Vertical honeycomb formula tunnel ventilation device | |
| CN204126663U (en) | A kind of single hole big cross section Extra Long Tunnel Construction ventilation system | |
| CN107355249A (en) | The natural ventilation system and method for traffic tunnel, subway or underground construction tunnel | |
| CN206938749U (en) | A kind of high reliability vacuum pipe system | |
| CN101912864A (en) | Air collecting hood of refuse landfill | |
| CN104632191A (en) | Demisting method of drill-hole while-drilling geological imager | |
| CN203570335U (en) | Ventilation structure of longitudinal air passages of subway long section | |
| CN208955622U (en) | A kind of deep embeded type cable duct aeration structure | |
| CN203134397U (en) | Radon processing system | |
| CN204492869U (en) | Ventilation system in long tunnel hole | |
| CN205856129U (en) | Dissolved oxygen amount monitor-type aeration blower | |
| CN105214460A (en) | The tower-like emission-control equipment of multiple field and waste gas processing method | |
| CN203671135U (en) | Pipeline plug special for PE corrugated pipe | |
| CN205717816U (en) | Ducting system low-resistance height extinction coefficient plenum chamber | |
| CN212744051U (en) | Ventilation unit is used in high gas district tunnel construction | |
| CN210638573U (en) | Amortization direction type cooling tower | |
| CN210008728U (en) | Outdoor type laboratory discarded object ventilation cabinet of keeping in | |
| CN215258293U (en) | Galvanized steel sheet centrifugal glass wool board composite air pipe | |
| CN204357383U (en) | A kind of dust collect plant of rig | |
| CN103411049A (en) | Flexible air pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160817 |
|
| RJ01 | Rejection of invention patent application after publication |