CN207194934U - Tunnel hazard prevention ventilating system - Google Patents
Tunnel hazard prevention ventilating system Download PDFInfo
- Publication number
- CN207194934U CN207194934U CN201720723978.XU CN201720723978U CN207194934U CN 207194934 U CN207194934 U CN 207194934U CN 201720723978 U CN201720723978 U CN 201720723978U CN 207194934 U CN207194934 U CN 207194934U
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- CN
- China
- Prior art keywords
- tunnel
- ventilation
- duct
- pilot tunnel
- hazard prevention
- 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.)
- Expired - Fee Related
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- 230000002265 prevention Effects 0.000 title claims abstract description 29
- 238000009423 ventilation Methods 0.000 claims abstract description 110
- 238000013022 venting Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002000 scavenging effect Effects 0.000 abstract description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010033799 Paralysis Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- Ventilation (AREA)
Abstract
The utility model discloses a kind of tunnel hazard prevention ventilating system, including：The main hole in first and second tunnels, the first and second tunnel masters are wide open located at the both sides in tunnel, and parallel to each other；Ventilation pilot tunnel, it is arranged among the main hole in the first and second tunnels and is located at tunnel vault position；Ventilation shaft, it is set along ventilation pilot tunnel, and one end connects with ventilation pilot tunnel, and the other end is in communication with the outside；First ventilation duct, its one end turns on ventilation pilot tunnel, and the other end is towards direction of traffic；Second ventilation duct, its one end turns on ventilation pilot tunnel, and the other end is backwards to direction of traffic；Third venting pipe, its one end turns on ventilation pilot tunnel, and the other end is perpendicular to the ground in tunnel.The utility model is designed reasonably, low cost, air circulation effect is good, substantially increases scavenging efficiency, meets demand during the calamity of a large amount of crowds.
Description
Technical field
The utility model belongs to tunnel safety technical field, is related to a kind of tunnel hazard prevention ventilating system.
Background technology
When natural calamity or other accidents occur, tunnel is the emergent place hidden of people.According to China's relevant regulations,
Tunnel needs to have certain condition, for example in Emergency use and the very big stream of people, can be aerated in time, by the new of outdoor
Fresh air is introduced in railway tunnel in time, to protect personal safety and can smoothly evacuate personnel.However, present tunnel ventilation
Mostly directional ventilation construction, the stream of people is less or can be guaranteed personal safety in the short time, however, when the stream of people is larger, very
Easily cause local stoppages and cause whole ventilating system to be paralysed, it is impossible to fresh air is rapidly conveyed into tunnel in time.Such as
When where accident occurs, the smooth of ventilation is also can guarantee that in the tunnel in, is a problem of current urgent need to resolve.
Utility model content
A purpose of the present utility model is that solve at least the above and/or defect, and provides and at least will be described later
The advantages of.
The utility model design also has a purpose to be to provide a kind of tunnel hazard prevention ventilating system.
Therefore, technical scheme provided by the utility model is：
A kind of tunnel hazard prevention ventilating system, including：
The main hole in first and second tunnels, the first and second tunnels master is wide open located at the both sides in tunnel, and parallel to each other；
Ventilation pilot tunnel, it is arranged among the main hole in first and second tunnel and is located at the tunnel vault position；
Ventilation shaft, it is set along the ventilation pilot tunnel, and one end connects with the ventilation pilot tunnel, and the other end and the external world are even
It is logical；
First ventilation duct, its one end turns on the ventilation pilot tunnel, and the other end is towards direction of traffic；
Second ventilation duct, its one end turns on the ventilation pilot tunnel, and the other end is backwards to the direction of traffic；
Third venting pipe, its one end turns on the ventilation pilot tunnel, and the other end is perpendicular to the ground in the tunnel.
Preferably, described tunnel hazard prevention ventilating system, in addition to：
First and second ventilating ducts, first and second ventilating duct be each respectively arranged at it is described ventilation pilot tunnel with it is described
Between the main hole in first and second tunnels, the main hole in the first and second tunnels and ventilation pilot tunnel are connected.
It is further preferred that in described tunnel hazard prevention ventilating system, first ventilation duct and the second ventilation duct are in described
Extend in first and second ventilating ducts, other end both sides are extended outside first and second ventilating duct, and are encircleed in the tunnel
The both sides on top, the opening of the other end of first ventilation duct and the second ventilation duct are staggered.
Preferably, in described tunnel hazard prevention ventilating system, the other end of the third venting pipe is opened on described
One and second on the main hole in tunnel.
Preferably, in described tunnel hazard prevention ventilating system, first ventilation duct, the second ventilation duct and third venting
Pipe is each respectively along arranged in a straight line and often parallel to each other between row's ventilation duct.
Preferably, in described tunnel hazard prevention ventilating system, first and second ventilating duct is parallel to each other, and in institute
Ventilation pilot tunnel both sides are stated, the opening of first and second ventilating duct is staggered.
Preferably, in described tunnel hazard prevention ventilating system, blower fan is additionally provided with the ventilation shaft.
The utility model comprises at least following beneficial effect：
Device of the present utility model in tunnel by setting ventilation pilot tunnel and ventilation shaft so that the ventilation effect in tunnel
Greatly enhance.Also, the other end of the first ventilation duct drives extraneous empty towards direction of traffic using air-flow caused by driving
Gas is entered in tunnel by ventilation shaft, and the second ventilation duct is backwards to direction of traffic, can be by the dirt in tunnel when driving is driven away
Turbid air is discharged to outdoor by ventilation shaft, to realize gas circulation.Meanwhile third venting pipe is when driving is come and is driven away,
Also direct circulation can be carried out to the air of lower position in tunnel, improves conventional tunnel ventilation and be confined to upper space
Problem.
The utility model is designed reasonably, low cost, air circulation effect is good, substantially increases scavenging efficiency, meets a large amount of
The demand during calamity of crowd.
Further advantage, target and feature of the present utility model embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is the structural representation of tunnel hazard prevention ventilating system described in the utility model；
Fig. 2 is the structural representation of ventilation shaft described in the utility model.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of individual other elements or its combination.
As shown in Figure 1, 2, the utility model provides a kind of tunnel hazard prevention ventilating system, including：
The main hole 1,2 in first and second tunnels, the first and second tunnels master is wide open located at the both sides in tunnel, and puts down each other
OK；
Ventilation pilot tunnel 3, it is arranged among the main hole in first and second tunnel and is located at the tunnel vault position；
Ventilation shaft 4, it is set along the ventilation pilot tunnel, and one end connects with the ventilation pilot tunnel, and the other end and the external world
Connection；
First ventilation duct 5, its one end turns on the ventilation pilot tunnel, and the other end is towards direction of traffic；
Second ventilation duct 6, its one end turns on the ventilation pilot tunnel, and the other end is backwards to the direction of traffic；
Third venting pipe, its one end turns on the ventilation pilot tunnel, and the other end is perpendicular to the ground in the tunnel.
Device of the present utility model in tunnel by setting ventilation pilot tunnel and ventilation shaft so that the ventilation effect in tunnel
Greatly enhance.Also, the other end of the first ventilation duct drives extraneous empty towards direction of traffic using air-flow caused by driving
Gas is entered in tunnel by ventilation shaft, and the second ventilation duct is backwards to direction of traffic, can be by the dirt in tunnel when driving is driven away
Turbid air is discharged to outdoor by ventilation shaft, to realize gas circulation.Meanwhile third venting pipe is when driving is come and is driven away,
Also direct circulation can be carried out to the air of lower position in tunnel, improves conventional tunnel ventilation and be confined to upper space
Problem.
The utility model is designed reasonably, low cost, air circulation effect is good, substantially increases scavenging efficiency, meets a large amount of
The demand during calamity of crowd.
In such scheme, preferably, the tunnel hazard prevention ventilating system also includes：
First and second ventilating ducts 7,8, first and second ventilating duct be each respectively arranged at it is described ventilation pilot tunnel with
Between the main hole in first and second tunnels, the main hole in the first and second tunnels and ventilation pilot tunnel are connected.
In such scheme, preferably, in the tunnel hazard prevention ventilating system, first ventilation duct and the second ventilation duct
Extending in first and second ventilating duct, other end both sides are extended outside first and second ventilating duct, and described
The both sides of tunnel vault, the opening of the other end of first ventilation duct and the second ventilation duct are staggered.So, office in tunnel
The air-flow energy quick regulation in portion is stable, avoids strong air-flow.
In one of embodiment of the present utility model, preferably, in the tunnel hazard prevention ventilating system, the described 3rd
The other end of ventilation duct is opened on the main hole in the first and second tunnels.
In one of embodiment of the present utility model, preferably, in the tunnel hazard prevention ventilating system, described first
Ventilation duct, the second ventilation duct and third venting pipe are each respectively along arranged in a straight line and often parallel to each other between row's ventilation duct.
In one of embodiment of the present utility model, preferably, in the tunnel hazard prevention ventilating system, described first
It is parallel to each other with the second ventilating duct, and be staggered in the ventilation pilot tunnel both sides, the opening of first and second ventilating duct.
In one of embodiment of the present utility model, preferably, in the tunnel hazard prevention ventilating system, the ventilation
Jing Chu is additionally provided with blower fan.With natural wind circulation can not in time in tunnel carry out air flow when, start blower fan to tunnel
Road is aerated.
In one of embodiment of the present utility model, a kind of tunnel hazard prevention ventilating system, including：
The main hole in first and second tunnels, the first and second tunnels master is wide open located at the both sides in tunnel, and parallel to each other.
Ventilation pilot tunnel, it is arranged among the main hole in first and second tunnel and is located at the tunnel vault position.Institute
State and blower fan is additionally provided with ventilation shaft.
Ventilation shaft, it is set along the ventilation pilot tunnel, and one end connects with the ventilation pilot tunnel, and the other end and the external world are even
It is logical.
First ventilation duct, its one end turns on the ventilation pilot tunnel, and the other end is towards direction of traffic.
Second ventilation duct, its one end turns on the ventilation pilot tunnel, and the other end is backwards to the direction of traffic.
Third venting pipe, its one end turns on the ventilation pilot tunnel, and the other end is perpendicular to the ground in the tunnel.It is described
The other end of third venting pipe is opened on the main hole in the first and second tunnels.First ventilation duct, the second ventilation duct and
Third venting pipe is each respectively along arranged in a straight line and often parallel to each other between row's ventilation duct.
First and second ventilating ducts, first and second ventilating duct be each respectively arranged at it is described ventilation pilot tunnel with it is described
Between the main hole in first and second tunnels, the main hole in the first and second tunnels and ventilation pilot tunnel are connected.First ventilation duct and
Second ventilation duct extends in first and second ventilating duct, and first and second ventilating duct is extended in other end both sides
Outside, and in the both sides of the tunnel vault, the opening of the other end of first ventilation duct and the second ventilation duct it is staggered.Institute
It is parallel to each other to state the first and second ventilating ducts, and is handed in the ventilation pilot tunnel both sides, the opening of first and second ventilating duct
Mistake is set.
Module number and treatment scale described herein are for simplifying explanation of the present utility model.To the utility model
The application of tunnel hazard prevention ventilating system, modifications and variations will be readily apparent to persons skilled in the art.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (7)
- A kind of 1. tunnel hazard prevention ventilating system, it is characterised in that including：The main hole in first and second tunnels, the first and second tunnels master is wide open located at the both sides in tunnel, and parallel to each other；Ventilation pilot tunnel, it is arranged among the main hole in first and second tunnel and is located at the tunnel vault position；Ventilation shaft, it is set along the ventilation pilot tunnel, and one end connects with the ventilation pilot tunnel, and the other end is in communication with the outside；First ventilation duct, its one end turns on the ventilation pilot tunnel, and the other end is towards direction of traffic；Second ventilation duct, its one end turns on the ventilation pilot tunnel, and the other end is backwards to the direction of traffic；Third venting pipe, its one end turns on the ventilation pilot tunnel, and the other end is perpendicular to the ground in the tunnel.
- 2. tunnel hazard prevention ventilating system as claimed in claim 1, it is characterised in that also include：First and second ventilating ducts, first and second ventilating duct are each respectively arranged at the ventilation pilot tunnel and described first And second between the main hole in tunnel, the main hole in the first and second tunnels and ventilation pilot tunnel are connected.
- 3. tunnel hazard prevention ventilating system as claimed in claim 2, it is characterised in that first ventilation duct and the second ventilation duct Extending in first and second ventilating duct, other end both sides are extended outside first and second ventilating duct, and described The both sides of tunnel vault, the opening of the other end of first ventilation duct and the second ventilation duct are staggered.
- 4. tunnel hazard prevention ventilating system as claimed in claim 1, it is characterised in that another end opening of the third venting pipe In on the main hole in the first and second tunnels.
- 5. tunnel hazard prevention ventilating system as claimed in claim 1, it is characterised in that first ventilation duct, the second ventilation duct With third venting pipe each respectively along arranged in a straight line and often parallel to each other between row's ventilation duct.
- 6. tunnel hazard prevention ventilating system as claimed in claim 2, it is characterised in that first and second ventilating duct is put down each other OK, and in the ventilation pilot tunnel both sides, the opening of first and second ventilating duct it is staggered.
- 7. tunnel hazard prevention ventilating system as claimed in claim 1, it is characterised in that be additionally provided with blower fan at the ventilation shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720723978.XU CN207194934U (en) | 2017-06-20 | 2017-06-20 | Tunnel hazard prevention ventilating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720723978.XU CN207194934U (en) | 2017-06-20 | 2017-06-20 | Tunnel hazard prevention ventilating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207194934U true CN207194934U (en) | 2018-04-06 |
Family
ID=61784137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720723978.XU Expired - Fee Related CN207194934U (en) | 2017-06-20 | 2017-06-20 | Tunnel hazard prevention ventilating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207194934U (en) |
-
2017
- 2017-06-20 CN CN201720723978.XU patent/CN207194934U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180406 |