CN102330564B - Pipeline escape system in tunnel construction accident - Google Patents
Pipeline escape system in tunnel construction accident Download PDFInfo
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- CN102330564B CN102330564B CN201110242907.5A CN201110242907A CN102330564B CN 102330564 B CN102330564 B CN 102330564B CN 201110242907 A CN201110242907 A CN 201110242907A CN 102330564 B CN102330564 B CN 102330564B
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Abstract
The invention discloses a pipeline escape system in a tunnel construction accident. A safety canopy frame is arranged on a position with a certain distance away from an excavation working face of a construction tunnel and is connected with one end of an escape pipeline. The other end of the escape pipeline is close to a secondary lining section of the construction tunnel. Through adopting the structure, the pipeline escape system in the tunnel construction accident has the advantages of convenience for use, short installation and movement consumption time, simple structure of equipment, easiness in operation, less investment, remarkable economic benefit and huge social benefit and economic benefit, thereby being beneficial to popularization, more importantly, and being capable of effectively saving life of constructors once having a tunnel closed collapse accident.
Description
Technical field
The present invention relates to a kind of self-help escape system, particularly a kind of constructing tunnel is closed the door pipeline self-help escape system in cave in accident.
Background technology
The cause of China's communications and transportation in recent years obtains develop rapidly, and railway, highway and Trunk highway highway construction all obtain very big breakthrough.Mainly pass through based on tunnel style when building the circuit by the mountain ridge.And in constructing tunnel process, when complex geologic conditions, difficulty of construction is large, construction risk is high, and very easily occur the catastrophic failures such as landslide, roof fall, prominent mud water burst of closing the door, the safety guarantee of its workmen becomes the problem of various circles of society's special concern.
Current constructing tunnel mainly adopts artificial drilling and blasting method operation, and rescue technique can not meet the needs of safe construction.The condition of saving oneself and the ability that are embodied as workmen are also quite weak, cannot win valuable rescue time; Determine whether that people is stranded often through knocking metal object in the mode of signal of sounding during rescue, because trapped personnel can only wait for rescue, seriously slow to a great extent rescue speed and the guarantee of safety in advance, cause dangerous situation to spread, even lead to second accident.Although some tunnel construction enterprises carry out active research for the feature of constructing tunnel, in partial technical problems, achieve some important achievement.But these technological achievements have the limitation of region and technical elements, are exemplified below:
1) two parallel tunnel passways for escaping each other.
At present, the more rescue technique of domestic application sets up constructing tunnel passway for escaping, and this passway for escaping theory at home and abroad embodies in highway and construction of railways to some extent.Highway is two parallel tunnels normally, between be designed with the horizontal hole of driving and crossing.They can be run away to when a tunnel has an accident the passage in another tunnel in construction.Usually excavate parallel heading during railway tunnel construction, its effect is that advanced prediction and multiple line are for subsequent use.The interface channel between main hole, tunnel and parallel heading can be set up, as the passway for escaping that tunnel has an accident.
2) middle drift is as passway for escaping.
The frame mode of " three arches " is taked from version in tunnel, and middle drift is in centre, and both sides are two-way Four-Lane Road.And through middle drift effect is great, this " piping lane ", although diameter only has 2 meters, but bears the effect of pipeline installation equipment and escape.
3) U-shaped turn-round tunnel.
Passway for escaping design has come into effect and has obtained certain success in China's part tunnel.Take precautions against natural calamities in scheme at Qinling Zhongnanshan Mountain highway extra-long tunnel (18.04 kilometers) fire, according to recent single hole two-way traffic and one-way traffic at a specified future date, propose and evacuate wagon flow stream of people scheme.In the two-way traffic scheme of recent single hole, both sides, tunnel arrange multiple U-shaped turn-round, but the program needs larger civil engineering costs, but U-shaped turn-round can be used as the part of following double line tunnel and two wires link.In Binary line's tunnel at a specified future date, utilize the parallel heading between two lines and transverse passage-way, can evacuate an endless flow of people in time and wagon flow.
For the construction of highway list hole tunnel, how designing when passway for escaping occurs with guarantee accident workmen can safe escape, increases construction cost not significantly again, does not also have the mature experience of this respect can be for reference at present both at home and abroad.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of pipeline escape system in tunnel construction accident, and cost that can be lower realizes escape in tunnel construction accident, rescue, also can provide interim refuge for workmen.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of pipeline escape system in tunnel construction accident, and arrange safe frame in the position of the excavation face with a certain distance from construction tunnel, safe frame is connected with one end of pipe for escaping; The other end of pipe for escaping is near the secondary lining cutting section of construction tunnel;
described pipe for escaping is provided with multiple entrance;
in described safe frame, bracing frame is provided with arc protective plate near excavation one end of face and the upper surface of bracing frame, arc protective plate is semi-cylindrical, be positioned at safe frame top and near the side of face, drop and the percussion of face explosion sillar to slow down tunnel top sillar;
described arc protective plate outer surface is provided with multiple cushion rubber bumper;
described pipe for escaping and safe frame are also provided with multiple hanger;
described safe frame and pipe for escaping have sandbag;
described pipe for escaping is steel pipe or pipe of concrete;
the every 4-6 rice of described pipe for escaping is a sections, and adopt class Flange joint between each joint pipe for escaping, advance with excavation face, the position of the both sides that described class Flange joint is in the middle of steel pipe height arranges flange.
provisions pipe, life support system, safety apparatus, lighting device and communication equipment is also provided with in described safe frame.
also be provided with flat bogie in described safe frame, be provided with the axle of two arcs below described flat bogie, the axle of arc is provided with multiple wheel.
A kind of pipeline escape system in tunnel construction accident provided by the invention, leave by employing the position digging face certain distance and safe frame is set, the structure that safe frame is connected with one end of pipe for escaping, easy to use, install and the mobile time used short, equipment is simple, easy to operate, drop into little, and do not affect normal excavation construction (aperture time of inter process can be utilized to carry out dismounting), the purchasing of this system as calculated, install, the comprehensive costs such as use are about converted into 100 yuan according to length of tunnel every meter, input about needs 150,000 yuan altogether, relative to the hundreds of thousands caused if there is Tunnel Landslide security incident, loss even up to a million, remarkable in economical benefits, thus be conducive to promoting, the more important thing is once there is Tunnel Landslide accident, this system can save the life of workmen effectively, Social benefit and economic benefit is huge.The policy of putting prevention first according to safety for tunnel engineering work on the other hand, to avoid as far as possible and stop the security incidents such as landslide occur, this system also can be used in tunnel, create good safe construction environment as an important safety protective equipment in tunnel excavation construction, serve irreplaceable good action psychologically particularly to the workmen in tunnel, be conducive to the normal smooth construction of engineering.Because the pipe for escaping arranged can through landslide section, the present invention is particularly suited for the self-help escape that constructing tunnel is closed the door in cave in accident.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the integrally-built top view of the present invention.
Fig. 2 is the integrally-built front view of the present invention.
Fig. 3 is that the present invention is adopting front view integrally-built in up/down steps excavation construction.
Fig. 4 is the front view of safe frame in the present invention.
Fig. 5 is the left view of safe frame in the present invention.
Fig. 6 is the top view of safe frame in the present invention.
Fig. 7 is the side view of pipe for escaping in the present invention.
Fig. 8 is the schematic front view of pipe for escaping in the present invention.
Fig. 9 is the schematic front view of pipe for escaping intake section in the present invention.
Figure 10 is the upward view of middle plateform dolly of the present invention.
Figure 11 is the side view of middle plateform dolly of the present invention.
In figure, pipe for escaping 1, safe frame 2, bracing frame 21, arc protective plate 22, hanger 23, excavation face 3, sandbag 4, excavation horizon 5, elementary supporting 6, entrance 7, secondary lining cutting section 8, flat bogie 9.
Detailed description of the invention
As in Fig. 1-3, a kind of pipeline escape system in tunnel construction accident, arrange safe frame 2 in the position of the excavation face 3 with a certain distance from construction tunnel, safe frame is connected with one end of pipe for escaping 1.Usual distance excavation face 3 is not more than 26 meters, is not more than 21 meters, for workmen provides refuge when being beneficial to occur accident during benching tunnelling method construction.Safe frame and the side wall of pipe for escaping 1 near construction tunnel side in this example.
As in Fig. 7-8, the other end of pipe for escaping 1 is near the secondary lining cutting section 8 of construction tunnel.The distance of excavation face 3 and secondary lining cutting section 8 is usually between 100 meters to 200 meters.Along with the progress that excavation face 3 is constructed, pipe for escaping will constantly be pushed ahead thereupon.So the length of pipeline elects 168 meters as in this example.
Described pipe for escaping 1 is steel pipe or pipe of concrete.The cost of pipe of concrete is lower, but it is heavier to conduct oneself with dignity, and moves and comparatively bothers.Adopt steel pipe then lighter in weight, be beneficial to and move, coordinate flat bogie 9, the quick movement of the personnel that are also beneficial in steel pipe, adopt the steel pipe of diameter 820mm wall thickness 10mm in this example, test through falling rocks, 300kg block stone is from position directly over 7 meters of drop impact conduit axis, and the end that maximum deformation value is positioned at pipeline is 80mm, does not affect use, under the highly free-falling percussion of 7 meters, block stone of maximum 520kg, distortion still can meet the requirement that personnel pass through.The length of single-unit steel pipe gets 4-6 meters in this example, and weight is 800-1200kg, can be lifted by crane by the hanger 23 that it is arranged easily and move.Flange or class Flange joint is adopted between each joint steel pipe.The position of the both sides that described class Flange joint is in the middle of steel pipe height arranges flange, and such connected mode construction is simple, removes and installs in process more convenient at pipeline, and both economical, thus is conducive to better popularization.
As in Fig. 4-6, in described safe frame 2, bracing frame 21 is provided with arc protective plate 22 near excavation one end of face 3 and the upper surface of bracing frame 21.Bracing frame 21 agent structure of safe frame adopts frame-type steel construction, chassis body rod member adopts the heavy channel-section steel of 12#, its key dimension is that 120 × 53 × 5.5mm(is respectively channel-section steel width, wing plate width and thickness), channel-section steel connection each other adopts welding.Major function due to safe frame is protection import and increases entrance, and therefore for ensureing frame internal staff safety, safe frame need bear the impact load of constant weight falling rocks.Dropping and the percussion of face explosion sillar for slowing down tunnel top sillar, becoming semi-cylindrical by the top of safe frame 2 and near face lateral layout respectively.
Multiple cushion rubber bumper is provided with at described arc protective plate 22 outer surface.For slowing down the percussion of Excavation blasting slungshot, safe frame top and end need hang the junked tire of some, and also place the rubber tyre of some at the first-half pipe for escaping top connected with safe frame, its number needs scene is determined.
Arc protective plate 22 thickness is 1.4cm.Safe frame 2 is longitudinal long 260cm, wide 120cm along tunnel, high 150cm, gross weight 1180kg.
As in Fig. 9, described pipe for escaping 1 is provided with multiple entrance 7.Multiple entrance is conducive to the rapid evacuation of workmen.Spacing in this example between each entrance is 60 meters.
Described pipe for escaping 1 and safe frame 2 are also provided with multiple hanger 23.The hanger 23 arranged is for carrying pipe for escaping 1 and safe frame 2 easily.
Described safe frame and pipe for escaping 1 have sandbag 4.Below safe frame and pipe for escaping 1, lay some sandbags have following two effects, the first keeps Land leveling, and second it can play certain cushioning effect.
Provisions pipe, life support system, safety apparatus, lighting device and communication equipment is also provided with in described safe frame 2.
Provisions pipe, when pipe for escaping 1 round ratchel heavy damage, need supply certain nutriment to stranded workmen, and as water, milk and other food etc., and provisions Guan Ze is the main thoroughfare of these nutriments transmission.Provisions pipe adopts diameter to be the plastic flexible pipe of 20mm, longitudinally places from safe frame 2 along pipe for escaping 1, and provisions pipe, without the need to fixing, is directly put in escape tube inner bottom part.To facilitate removing and installing of pipe for escaping, provisions pipe range 180m in this example.
Life support system is Portable oxygen absorption equipment, water and food, and because pipe for escaping length is longer, personnel easily occur the phenomenons such as anoxic by middle part.For ensureing the smooth transfer of workmen, place some Portable oxygen absorption equipment in safe frame, oxygen breathing device is intended adopting nasal oxygen tube formula face mask type oxygen inhaler, and in this example, oxygen inhaler quantity is 20 covers.
Safety apparatus is stretcher and lead, when tunnel close the door landslide there is the situation of injury to personnel after, Folding stretcher can help them to run away to safety area smoothly.According to height and the shoulder breadth of ordinary people, the length of stretcher should get 2 meters, and width is 60cm, and bottom is provided with 6 scroll wheels, and transversely folds.Stretcher two ends arrange place's hook respectively to facilitate lead to pull.It is secondary that whole escape system arranges stretcher 1, and stretcher is positioned over external security area.
The Main Function of lead affects stretcher to slide in pipeline, and lead arranges two pairs, and length is respectively 200 meters, is positioned over safe frame and safety area place respectively.
Pipe interior does not arrange lighting apparatus, all illuminations all adopt protected against explosion mine lamp, adopt the main purpose of Explosion-proof miner's lamp to be the peril preventing from occurring producing blast because gas density is assembled in gas rock stratum, Explosion-proof miner's lamp quantity is 20 covers, is positioned in safe frame.
Also be provided with flat bogie 9 in described safe frame 2, as in Figure 10-11, be provided with the axle of two arcs below described flat bogie 9, the axle of arc is provided with multiple wheel.As the flat bogie 9 in this example have employed 8 wheels, each wheel is all vertical with arc shaft, and arc shaft refers to that its entirety is arc, and in the position coordinated with wheel, axle is still straightway, is beneficial to slide.Flat bogie 9 can mannedly very easily slide fast in pipe for escaping 1, thus is beneficial to withdrawing fast of personnel.
Claims (3)
1. a pipeline escape system in tunnel construction accident, is characterized in that: arrange safe frame (2) in the position of the excavation face (3) with a certain distance from construction tunnel, safe frame is connected with the one end of pipe for escaping (1);
The other end of pipe for escaping (1) is near the secondary lining cutting section (8) of construction tunnel;
Described pipe for escaping (1) is provided with multiple entrance (7);
In described safe frame (2), bracing frame (21) is provided with arc protective plate (22) near one end of excavation face (3) and the upper surface of bracing frame (21), arc protective plate (22) is semi-cylindrical, be positioned at safe frame (2) top and near the side of face, drop and the percussion of face explosion sillar to slow down tunnel top sillar;
Described arc protective plate (22) outer surface is provided with multiple cushion rubber bumper;
Described pipe for escaping (1) and safe frame (2) are also provided with multiple hanger (23);
Described safe frame and pipe for escaping (1) have sandbag (4);
Described pipe for escaping (1) is steel pipe or pipe of concrete;
The every 4-6 rice of described pipe for escaping (1) is a sections, and adopt class Flange joint between each joint pipe for escaping, advance with excavation face, the position of the both sides that described class Flange joint is in the middle of steel pipe height arranges flange.
2. a kind of pipeline escape system in tunnel construction accident according to claim 1, is characterized in that: be also provided with provisions pipe, life support system, safety apparatus, lighting device and communication equipment in described safe frame (2).
3. a kind of pipeline escape system in tunnel construction accident according to claim 1, it is characterized in that: in described safe frame (2), be also provided with flat bogie (9), described flat bogie (9) below is provided with the axle of two arcs, and the axle of arc is provided with multiple wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110242907.5A CN102330564B (en) | 2011-08-23 | 2011-08-23 | Pipeline escape system in tunnel construction accident |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110242907.5A CN102330564B (en) | 2011-08-23 | 2011-08-23 | Pipeline escape system in tunnel construction accident |
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| Publication Number | Publication Date |
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| CN102330564A CN102330564A (en) | 2012-01-25 |
| CN102330564B true CN102330564B (en) | 2015-04-29 |
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| CN201110242907.5A Expired - Fee Related CN102330564B (en) | 2011-08-23 | 2011-08-23 | Pipeline escape system in tunnel construction accident |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387156A (en) * | 2017-08-31 | 2017-11-24 | 天津润木科技有限公司 | A kind of permanent protective property pipeline escape car |
| CN107514277A (en) * | 2017-09-04 | 2017-12-26 | 中铁隧道勘测设计院有限公司 | A kind of city track traffic engineering emergency escape pipeline configuration and design method |
| CN110173296B (en) * | 2019-06-17 | 2024-05-07 | 中交一公局第一工程有限公司 | Safe danger-avoiding escape house and preparation and use methods thereof |
| CN113217085B (en) * | 2021-06-23 | 2023-07-07 | 中铁二十三局集团有限公司 | Tunnel escape pipeline and construction method thereof |
| CN113586136A (en) * | 2021-09-15 | 2021-11-02 | 山东泰安煤矿机械有限公司 | Ground type head-on escape channel applied to long-distance tunneling |
| CN117307239B (en) * | 2023-11-29 | 2024-01-30 | 泰兴市华诚机电制造有限公司 | Air supply device of tunnel construction rescue capsule and use method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1616797A (en) * | 2003-11-10 | 2005-05-18 | 申朗 | Life support system in mine |
| CN201078241Y (en) * | 2007-08-30 | 2008-06-25 | 黄勇 | Escaping device for tunnel construction |
| CN101526006A (en) * | 2008-03-06 | 2009-09-09 | 李仕良 | Coal mine and mine shaft (mine tunnel) escape system |
| CN102003204A (en) * | 2010-11-12 | 2011-04-06 | 中铁第四勘察设计院集团有限公司 | Mobile tunnel construction lifesaving system |
| CN201865694U (en) * | 2010-11-12 | 2011-06-15 | 中铁第四勘察设计院集团有限公司 | Movable escape system for tunnel construction |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5124307B2 (en) * | 2008-02-21 | 2013-01-23 | ローレル精機株式会社 | Coin handling machine |
| CN101413400B (en) * | 2008-12-03 | 2011-03-16 | 中铁二十一局集团有限公司 | Tunneling operation simple emergent life-saving connection device and mounting method thereof |
-
2011
- 2011-08-23 CN CN201110242907.5A patent/CN102330564B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1616797A (en) * | 2003-11-10 | 2005-05-18 | 申朗 | Life support system in mine |
| CN201078241Y (en) * | 2007-08-30 | 2008-06-25 | 黄勇 | Escaping device for tunnel construction |
| CN101526006A (en) * | 2008-03-06 | 2009-09-09 | 李仕良 | Coal mine and mine shaft (mine tunnel) escape system |
| CN102003204A (en) * | 2010-11-12 | 2011-04-06 | 中铁第四勘察设计院集团有限公司 | Mobile tunnel construction lifesaving system |
| CN201865694U (en) * | 2010-11-12 | 2011-06-15 | 中铁第四勘察设计院集团有限公司 | Movable escape system for tunnel construction |
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