CN207080246U - A kind of interim exhaust system of submerged tunnel closure construction - Google Patents
A kind of interim exhaust system of submerged tunnel closure construction Download PDFInfo
- Publication number
- CN207080246U CN207080246U CN201721109919.XU CN201721109919U CN207080246U CN 207080246 U CN207080246 U CN 207080246U CN 201721109919 U CN201721109919 U CN 201721109919U CN 207080246 U CN207080246 U CN 207080246U
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- China
- Prior art keywords
- cabin part
- crossing cabin
- exhaust system
- crossing
- closure construction
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Abstract
The utility model discloses a kind of interim exhaust system of submerged tunnel closure construction, including the crossing cabin part one on FS final spice end seal door, the crossing cabin part three of crossing cabin part two and lower section above FS final spice end seal door, crossing cabin part four on immersed tube tunnel tube coupling end seal door and the duct set in FS final spice, the duct set respectively with crossing cabin part one, crossing cabin part two is connected with the port of crossing cabin part three, the other end of the crossing cabin part one is connected by exhaust duct with crossing cabin part four, the other end of the crossing cabin part four is connected with blower fan, the blower fan other end is connected with flexible pipe.Exhaust system of the present utility model is simple in construction, it is easy for installation, the portable installation of duct set and exhaust duct can be realized, significantly shorten the engineering time, the design of exhaust system can discharge construction area internal upper part flue gas and lower silicon dioxide carbon simultaneously, the system is tight suitable for the construction period, the big submerged tunnel closure construction of weld job amount.
Description
Technical field
A kind of tunnel exhaust system is the utility model is related to, more particularly to a kind of interim air draft of submerged tunnel closure construction
System.
Background technology
Submerged tunnel closure construction scene, weld job amount is big, after carbon dioxide gas arc welding, scene
A large amount of flue gases rise from the bottom up, accumulate in construction operation overhead, and sink from top to bottom with great amount of carbon dioxide, accumulate in and apply
Work sections bottom.Using traditional top exhaust way, process that the waste gas of its construction area is discharged from bottom to up makes operation ring
Domestic air is more muddy, causes operating environment residing for workmen more to deteriorate, and easily causes human body and does not accommodate lung's disease
Disease.
In addition, it is increasingly longer with the length in tunnel over strait, if other tube couplings are arranged in tunnel by work zone waste gas
Go out, then cause air pollution in tunnel；If waste gas is drawn into discharge outside tunnel, and on the coast, the length of airduct is similar to the length in tunnel
Degree, not only airduct abutting joint difficulty increases, and expends a large amount of airduct tubing so that temporary construction ventilation cost increase.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of interim exhaust system of submerged tunnel closure construction, its
It is simple in construction, it is easy for installation, the portable installation of duct set and exhaust duct can be realized, significantly shortens the engineering time, air draft system
The design of system can discharge construction area internal upper part flue gas and lower silicon dioxide carbon simultaneously, and the design is tight suitable for the construction period,
The big submerged tunnel closure construction of weld job amount.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical scheme that：
A kind of interim exhaust system of submerged tunnel closure construction, including wearing on the end seal door of FS final spice one end
Cabin part one, the crossing cabin part two above FS final spice end seal door, the crossing cabin part three below FS final spice end seal door,
Crossing cabin part four on immersed tube tunnel tube coupling end seal door and the duct set in FS final spice, the duct set point
Port not with crossing cabin part one, crossing cabin part two and crossing cabin part three in FS final spice is connected, the other end of the crossing cabin part one
Connected by exhaust duct with crossing cabin part four, the other end of the crossing cabin part four is connected with blower fan, the blower fan other end
It is connected with flexible pipe.By the crossing cabin part one on the end seal door of FS final spice one end, installed above the end seal door of FS final spice
Crossing cabin part two, installs crossing cabin part three below FS final spice end seal door, and by the duct set in FS final spice and crossing cabin part one, wear
Port of the cabin part two with crossing cabin part three in FS final spice is connected, then may be arranged to duct set road all the way, the He of crossing cabin part two
Crossing cabin part three is collection air port in the port of FS final spice outer end, and crossing cabin part one is exhaust outlet in the port of FS final spice outer end, i.e.,
The collection air port of duct set can be made to be arranged on the two-way up and down of construction area, so can be by construction area internal upper part flue gas and bottom
In carbon dioxide suction duct set；Wearing on immersed tube tunnel tube coupling end seal door by crossing cabin part one and is arranged on by using exhaust duct
Cabin part four is connected, and is connected with blower fan in the other end of cabin part four, and flexible pipe is connected with the blower fan other end, can so use wind
Machine discharges construction area internal upper part flue gas and lower silicon dioxide carbon simultaneously by exhaust duct and flexible pipe, and fan outlet uses flexible pipe
Instead of steel tube, tubing consumption is significantly reduced, reduces the cost of construction period interim air draft.
Preferably, being provided with shut-off valve between the crossing cabin part four and blower fan, it is easy to cut off exhaust pipeline, avoids waste gas
Backflow；Also it can prevent water from entering in immersed tube tunnel tube coupling in binding cavity leak simultaneously.
Preferably, the crossing cabin part one, crossing cabin part two, the structure of crossing cabin part three and crossing cabin part four are identical, including web,
Crossing cabin part body, pad, crossing cabin part flange and blank flange, the crossing cabin part body is by web welded and installed in end seal door
On, the crossing cabin part flange and blank flange are arranged on the port of crossing cabin part body, and the pad is arranged on crossing cabin part flange
Between blank flange, it is easy to installation of the crossing cabin part on end seal door by being provided with web；It is favourable to be provided with crossing cabin part flange
Quickly and easily it is connected in duct set and exhaust duct；It is easy to seal crossing cabin part by being provided with blank flange.
Preferably, the crossing cabin part flange is arranged on the port of crossing cabin part body, the blank flange is arranged on and worn
On the part flange of cabin, so it is easy to connect duct set and exhaust duct by crossing cabin part flange, while also allows for by by blank flange
Crossing cabin part is sealed on crossing cabin part flange.
Preferably, the weld seam watertight welding between the web and crossing cabin part body and end seal door, can avoid crossing cabin
Part and the junction leak of end seal door.
Preferably, the pad is non-asbestos fiber pad, suitable for the sealing of aqueous medium.
Preferably, the exhaust duct is connected by connecting hose with crossing cabin part one, the installation of exhaust duct can be so calibrated
Error, and fast quick-detach can be carried out to exhaust duct in leak.
Preferably, the material of the connecting hose is fire proofing material, and sets wire loop in connecting hose liner, fire prevention is used
Material is in order to avoid the spark being scattered in welding process causes flexible pipe to burn, and uses liner steel ring, by increasing capacitance it is possible to increase flexible pipe it is strong
Degree, avoids shrinking caused deformation.
Preferably, the length of the exhaust duct pipeline is prolonged the development length of construction tunnel and set, being so easy to will be useless
Gas is drained into outside tunnel on the bank.
Preferably, the blower fan is axial fan, its is simple in construction, easy for installation, and exhaust air rate is big, suitable for construction area
Air draft in domain.
Preferably, being provided with woven wire on the port of the other end of the crossing cabin part two and crossing cabin part three, can keep away
Exempt from duct set collection wind, cause to collect air port suction debris because negative pressure is excessive, while the toys such as mouse can also be avoided from collection
Air port is pierced inside exhaust duct, influences the normal use of exhaust system.
Compared with prior art, a kind of beneficial effect of the interim exhaust system of submerged tunnel closure construction of the utility model：
By arranging duct set road in FS final spice, and the collection air port of duct set is arranged on to the two-way up and down of construction area, will be upper
The flue gas on road and the carbon dioxide on lower road suck respectively, can reduce both gas to the air draft simultaneously of two-way above and below construction area
The convection current of body, construction area environment is set effectively to be improved, the interim exhaust system of tunnel closure construction can realize duct set
With the convenient installation of exhaust duct, significantly shorten the engineering time, the utility model is simple in construction, easy for installation and take into account economy.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is a kind of interim exhaust system structural representation of submerged tunnel closure construction of the utility model.
Fig. 2 is a kind of horizontal layout plan structure signal of interim exhaust system of submerged tunnel closure construction of the utility model
Figure.
Fig. 3 is a kind of crossing cabin part schematic diagram of the interim exhaust system of submerged tunnel closure construction of the utility model.
Wherein, reference：1 is crossing cabin part one, and 2 be crossing cabin part two, and 3 be crossing cabin part three, and 4 be crossing cabin part four, and 5 be collection wind
Pipe, 6 be exhaust duct, and 7 be blower fan, and 8 be flexible pipe, and 9 be shut-off valve, and 10 be web, and 11 be crossing cabin part body, and 12 be pad, and 13 are
Crossing cabin part flange, 14 be blank flange, and 15 be connecting hose, and 16 be woven wire.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
Any feature disclosed in this specification, unless specifically stated otherwise, can be equivalent by other or with similar purpose
Alternative features are replaced.I.e., unless specifically stated otherwise, each feature is an example in a series of equivalent or similar characteristics
.
As shown in Figure 1, Figure 2 and Figure 3, a kind of interim exhaust system of submerged tunnel closure construction of the utility model, including peace
Crossing cabin part 1 on the end seal door of FS final spice one end, the crossing cabin part 22 above FS final spice end seal door, peace
Crossing cabin part 33 below FS final spice end seal door, the crossing cabin part 44 on immersed tube tunnel tube coupling end seal door and peace
Duct set 5 in FS final spice, the duct set 5 is respectively with crossing cabin part 1, crossing cabin part 22 and crossing cabin part 33 final
Port in joint is connected, and the other end of the crossing cabin part 1 is connected by exhaust duct 6 with crossing cabin part 44, the crossing cabin part
44 other end is connected with blower fan 7, and the other end of blower fan 7 is connected with flexible pipe 8.
As shown in Figure 1, Figure 2 and Figure 3, in a kind of interim exhaust system of submerged tunnel closure construction of the utility model, crossing cabin
Shut-off valve 9 is provided between part 44 and blower fan 7.Crossing cabin part 1, crossing cabin part 22, the structure of crossing cabin part 33 and crossing cabin part 44
It is identical, including web 10, crossing cabin part body 11, pad 12, crossing cabin part flange 13 and blank flange 14, the crossing cabin part body 11
By the welded and installed of web 10 on end seal door, the crossing cabin part flange 13 and blank flange 14 are arranged on crossing cabin part body 11
On port, the pad 12 is arranged between crossing cabin part flange 13 and blank flange 14.Crossing cabin part flange 13 is arranged on crossing cabin part
On the port of body 11, the blank flange 14 is arranged on crossing cabin part flange 13.Web 10 and crossing cabin part body 11 and end seal
Weld seam watertight welding between door.Pad 12 is non-asbestos fiber pad.Exhaust duct 6 passes through connecting hose 15 and the phase of crossing cabin part one
Even.The material of connecting hose 15 is fire proofing material, and sets wire loop in the liner of connecting hose 15.The length of the pipeline of exhaust duct 6, which is prolonged, to be applied
The development length in work tunnel and set.Blower fan 8 is axial fan.On the port of the other end of crossing cabin part 22 and crossing cabin part 33
Woven wire 16 is installed.
As shown in Figure 1, Figure 2 and Figure 3, during a kind of interim exhaust system operation of submerged tunnel closure construction of the utility model,
Open blower fan and carry out induction air draft, the carbon dioxide of the flue gas of construction area internal upper part and bottom is sucked into duct set respectively, lead to
Cross the exhaust duct of connecting fan and the flexible pipe that the blower fan other end connects is drained into outside tunnel on the bank, the fresh air entered in construction area
It is shaft structure gravity-flow ventilation or force ventilation by FS final spice in itself, so that the air in construction area is had
Effect circulation, improves the air ambient in construction area, is advantageous to create good construction environment.
The foregoing is only preferred embodiment of the present utility model, not to limit the utility model, it is every
All any modification, equivalent and improvement made within the spirit and principles of the utility model etc., it is new to should be included in this practicality
Within the protection domain of type.
Claims (11)
- A kind of 1. interim exhaust system of submerged tunnel closure construction, it is characterised in that：Including installed in the end of FS final spice one end Crossing cabin part one in closure door（1）, crossing cabin part two above FS final spice end seal door（2）, installed in FS final spice end seal The crossing cabin part three of door lower section（3）, crossing cabin part four on immersed tube tunnel tube coupling end seal door（4）And installed in FS final spice Interior duct set（5）, the duct set（5）Respectively with crossing cabin part one（1）, crossing cabin part two（2）With crossing cabin part three（3）In most terminating Port in head is connected, the crossing cabin part one（1）The other end pass through exhaust duct（6）With crossing cabin part four（4）Connection, it is described to wear Cabin part four（4）The other end be connected with blower fan（7）, the blower fan（7）The other end is connected with flexible pipe（8）.
- A kind of 2. interim exhaust system of submerged tunnel closure construction according to claim 1, it is characterised in that：The crossing cabin Part four（4）With blower fan（7）Between be provided with shut-off valve（9）.
- A kind of 3. interim exhaust system of submerged tunnel closure construction according to claim 1, it is characterised in that：The crossing cabin Part one（1）, crossing cabin part two（2）, crossing cabin part three（3）And crossing cabin part four（4）Structure it is identical, including web（10）, crossing cabin part sheet Body（11）, pad（12）, crossing cabin part flange（13）And blank flange（14）, the crossing cabin part body（11）Pass through web（10）Weldering Connect on end seal door, the crossing cabin part flange（13）And blank flange（14）It is arranged on crossing cabin part body（11）Port On, the pad（12）It is arranged on crossing cabin part flange（13）And blank flange（14）Between.
- A kind of 4. interim exhaust system of submerged tunnel closure construction according to claim 3, it is characterised in that：The crossing cabin Part flange（13）Installed in crossing cabin part body（11）Port on, the blank flange（14）Installed in crossing cabin part flange（13） On.
- A kind of 5. interim exhaust system of submerged tunnel closure construction according to claim 3, it is characterised in that：The web （10）With crossing cabin part body（11）Weld seam watertight welding between end seal door.
- A kind of 6. interim exhaust system of submerged tunnel closure construction according to claim 3, it is characterised in that：The pad （12）For non-asbestos fiber pad.
- A kind of 7. interim exhaust system of submerged tunnel closure construction according to claim 1, it is characterised in that：The air draft Pipe（6）Pass through connecting hose（15）With crossing cabin part one（1）It is connected.
- A kind of 8. interim exhaust system of submerged tunnel closure construction according to claim 7, it is characterised in that：It is described soft to connect Head（15）Material be fire proofing material, and in connecting hose（15）Liner sets wire loop.
- A kind of 9. interim exhaust system of submerged tunnel closure construction according to claim 1 or 7, it is characterised in that：It is described Exhaust duct（6）The length of pipeline is prolonged the development length of construction tunnel and set.
- A kind of 10. interim exhaust system of submerged tunnel closure construction according to claim 1, it is characterised in that：The wind Machine（7）For axial fan.
- A kind of 11. interim exhaust system of submerged tunnel closure construction according to claim 1, it is characterised in that：It is described to wear Cabin part two（2）With crossing cabin part three（3）The other end port on woven wire is installed（16）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721109919.XU CN207080246U (en) | 2017-08-31 | 2017-08-31 | A kind of interim exhaust system of submerged tunnel closure construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721109919.XU CN207080246U (en) | 2017-08-31 | 2017-08-31 | A kind of interim exhaust system of submerged tunnel closure construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207080246U true CN207080246U (en) | 2018-03-09 |
Family
ID=61421299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721109919.XU Withdrawn - After Issue CN207080246U (en) | 2017-08-31 | 2017-08-31 | A kind of interim exhaust system of submerged tunnel closure construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207080246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524468A (en) * | 2017-08-31 | 2017-12-29 | 上海振华重工(集团)股份有限公司 | A kind of interim exhaust system of submerged tunnel closure construction and exhaust method |
-
2017
- 2017-08-31 CN CN201721109919.XU patent/CN207080246U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107524468A (en) * | 2017-08-31 | 2017-12-29 | 上海振华重工(集团)股份有限公司 | A kind of interim exhaust system of submerged tunnel closure construction and exhaust method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180309 Effective date of abandoning: 20230725 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180309 Effective date of abandoning: 20230725 |