CN208982104U - A kind of emergency sealing avoiding device applied in tunnel - Google Patents
A kind of emergency sealing avoiding device applied in tunnel Download PDFInfo
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- CN208982104U CN208982104U CN201820793009.6U CN201820793009U CN208982104U CN 208982104 U CN208982104 U CN 208982104U CN 201820793009 U CN201820793009 U CN 201820793009U CN 208982104 U CN208982104 U CN 208982104U
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- tunnel
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- avoiding device
- emergency
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Abstract
The utility model relates to a kind of emergency sealing avoiding devices applied in tunnel, including elastic leather bag, the packing material chamber that is connected to by filling line with elastic leather bag, the injection device being arranged on the filling line and control system, can use in tunnel portal, tunnel and at tunnel dependency structure.Compared with prior art, the advantages that the utility model has simple structure flexible, and maintenance is easy to use and reliable, and emergency response is rapid-action, and closing supporting effect is good.
Description
Technical field
The utility model relates to safety for tunnel engineering fields, keep away more particularly, to a kind of emergency sealing applied in tunnel
Dangerous device.
Background technique
China is in subway at present, vcehicular tunnel, underground pipe network tunnel high speed development period have occurred during this period
A lot of larger, Important Project accidents in the construction process, cause biggish personnel and economic loss, social influence is larger.
Meanwhile as the built tunnel service time is elongated, tunnel shelf-life, the variation of tunnel surrounding formation, such as water and soil stream
Mistake etc. causes potentially to threaten to the safety in tunnel.
Above threat often has biggish sudden and Unpredictability, therefore how to reduce even prevention sandhog
Journey accident and secondary disaster are current very urgent projects.
Safeguard procedures in existing molding tunnel are mainly the emergency hermatic door of people's air defense of also serving as, since structure limits
System, emergency hermatic door can only determine that installation site and interface, installation site are fixed in tunnel overall planning, clipping room away from also compared with
Greatly, signal, specialty of electric apparatus cooperation are needed, one of link breaks down can only be by the way of closing on the spot, therefore is dashing forward
Hair event can not especially generate ideal effect in the work progress in tunnel.
During current constructing tunnel, encounters and gush and when compared with fast water, use sandbag heap wall, coagulation toward contact at present
The artificial measures such as soil filling also have the measure and use freezing for processing that steel structure water gate is blocked during such speedily carry out rescue work
Measure, such measures cope with the time it is longer, secondary disaster can also be generated by case of emergency dealing with improperly.
Therefore, how in most short response time to burst tunnel disaster occur position, working face carry out closure protection,
Prevent the generation of secondary disaster, at the same reserve enough exit passageways and the safe handling time be worth inquire into the problem of, and
This patent problem to be solved.
Utility model content
The purpose of this utility model is exactly to provide a kind of applied to tunnel to overcome the problems of the above-mentioned prior art
Emergency sealing avoiding device in road prevents and treats the risk in above-mentioned existing tunnel work progress, built highway, subway, pipe
Net tunnel self structure service life and by the structural failure hidden danger under geology disaster scenarios it around.It can be to tunnel when disaster occurs
Road play timely and effectively barrier block, support action, prevent the generation of secondary disaster, and reserve enough rescues and when speedily carrying out rescue work
Between.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of emergency sealing avoiding device applied in tunnel, including elastic leather bag pass through filling line and elastic skin
The packing material chamber of capsule connection, the injection device being arranged on the filling line and control system.
Preferably, elastic leather bag is foldable leather bag made of elastic material, such as rubber etc., and can also be with limited
The tunnel of position device, different size section fills shape using different leather bags, and rubbery human body material is with higher to be stretched by force
Degree and elasticity, can be suitable for various Tunnel-Specifications.
Preferably, elastic leather bag is under non-emergency conditions, foldable to be stored on tunnel inner wall, is not take up biggish sky
Between, installation form can adopt the laying along tunnel inner wall circumferential direction, or be fixed on tunnel is unilateral, bilateral using Backpack type or other flexibly
Fixed form；Alternatively, the rearmost end of the elastic foldable working face for being stored in shield excavation machine of leather bag or rear mating trolley,
It is not take up biggish space, form is saved and uses along Suporting structure structure using circumferential laying, or be fixed on using Backpack type
The unilateral or bilateral of the end face of final section trolley.
Preferably, elastic leather bag is equipped with one or more, and multiple elasticity leather bags are when being applied in combination, and combining form includes but not
It is limited to: same section is blocked with multiple be applied in combination in section；It is applied in combination, makes in tunnel axis in multiple sections
Blocking effect is generated on multiple sections；Some position is adjacent in tunnel is applied in combination, and makes to be formed at list on tunnel axis multiple tight
The leather bag leaned on provides bigger barrier effect.
Preferably, pressure sensor is installed on elastic leather bag.
Preferably, check valve is had on filling line, prevents pressure release, and can be single by the band on leather bag in emergency
To valve pipeline, the materials such as compressed air, water or polyurethane are quickly filled with into elastic leather bag using packing material chamber, by risk
Face partition, and internal pressure rationally resists external loading, does not damage to molding section of jurisdiction.
Preferably, elastic leather bag is full of and establishes reasonable internal pressure, and the circuit design at least spare 1 tunnel of use has higher
Safety Redundancy.
Preferably, control system carries out on the spot and remotely compressed air, water or the polyurethane amount injected in elastic leather bag
Control, it is effective to control the starting such as injection device such as air compressor machine, pump, and leather bag is full of and is worked, and cooperates pressure sensor anti-
Feedback signal with certain pressure control and continues pressure maintaining effect.
Preferably, when elastic leather bag is full of, in addition to the frictional force of leather bag itself and tunnel inner wall, to leather bag along tunnel axial direction
Displacement carry out auxiliary limitation.
Leather bag is reliably installed, is placed in tunnel, when dangerous situation occurs, can pass through switch on the spot or long-range control
Case processed controls, starting filling pumping unit, by the filling material that prestores (water, air, polyurethane, high molecular material or its mix
Object etc.), leather bag is full of by default pipeline.Since the scale of construction is larger, storage condition is poor, it is not recommended that uses explosive inflation.
Suitable internal pressure is generated by the pressure sensor in the injection rate or leather bag of control filling material, is full of
Leather bag forms the form for being adjacent to tunnel inner wall, generates supporting and sealing process, and pass through rubbing between leather bag outer wall and section of jurisdiction inner wall
It wipes power and limiting device resists front hydraulic pressure in tunnel, do not gushed and collapsed object and take away, played and resist axial load in tunnel
Effect.When coping with biggish tunnel section and limited installation space, can be combined using with filling leather bags multiple in section
Body acts on to fill tunnel section.Leather bag can install several carry out synergy in adjacent sections as needed simultaneously, generate
Biggish drag and barrier effect.
The elastic leather bag used includes the structures such as portable, equipment load mode, fixed.
1. portable: leather bag being folded into regular shape, every Weight control (meets single carry to mark within 15kg
It is quasi-), filler and pressure sensor with check valve are stayed outside.Molding tunnel in can lay in fixed in tunnel position with
When take；It can be stored in during constructing tunnel on the rear mating trolley of Suporting structure, it is convenient to take at any time；Or directly by
The external world is sent into tunnel and uses.
2. equipment load mode: in built tunnel, by the leather bag for building up regular shape by be mounted on shield, TBM driving is set
Standby tail portion, or rear mating trolley tail portion；In established tunnel, leather bag is mounted on vehicle in use head-tail by regular shape.
Configuration filling pumping unit, pipeline and filling material can directly make on the spot when danger occurs on heading equipment
With or ground issue control signal, rapidly block and support tunnel section, formed closing and support system, effectively delay or
Spew is obstructed, escape space is reserved, and reduces engineering caused by tunnel damage and loses.
3. fixed: by leather bag installation, being laid in forms in tunnel or the fixed position in tunnel portal end face, comments by risk
Requirement setting clipping room is estimated away from connecting dedicated pipeline and pressure sensor, fixed outside position or tunnel in tunnel and fix position
Injection pump and filling material are stored, the one of link of tunnel risk prediction scheme is become, is implemented on the spot when tunnel meets with dangers
With long-range filling operation, tunnel is closed, reduces tunnel accident risk, reduces tunnel accident loss.
Compared with prior art, the utility model can be applied in kind of molding tunnel, in constructing tunnel tunneling process, shield
During export & import, used in tunnel portal, tunnel and at tunnel dependency structure, simple structure is reliable, when not in use space
Small, easy to install and carry, the case where higher extensibility feature is adapted to existing buildings and equipment in tunnel is occupied, it is real
Now preferably fill sealing effect.Onset time is short, and long-range, operation on the spot may be implemented, and operating risk is low, and operating personnel is few,
Onset time is short, high-efficient, has certain intensity, plays the role of gib and closed, and can add up, combine and make
With having the effect of carrying out step by step, safe and practical property is strong.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is scheme of installation of the utility model in large cross-section tunnel；
Fig. 3 is scheme of installation of the utility model in ordinary crossing section；
Fig. 4 is scheme of installation of the utility model in ordinary crossing section；
Fig. 5 is the utility model schematic diagram that filling comes into force in tunnel (cross) section；
Fig. 6 is that the utility model single-piece fills the schematic diagram that comes into force in tunnel (vertical) section；
Fig. 7 is to fill the schematic diagram that comes into force in the utility model more than one piece combination tunnel (vertical) section.
In figure, 1- elasticity leather bag, 2- local control switch, 3- pressure sensor, 4- check valve, the main injection pump of 5-, 6- is standby
With injection pump, 7- filling line, 8- packing material chamber, 9- comprehensively control case, the tunnel 10-, 11- position-limit mechanism.
Specific embodiment
The utility model is described in detail combined with specific embodiments below.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These are all within the protection scope of the present invention.
Embodiment
A kind of emergency seal assembly in tunnel, structure pass through filling line as shown in Figure 1, include elastic leather bag 1
The 7 packing material chambers 8 being connected to elastic leather bag 1, the main injection pump 5, the spare injection pump 6, check valve that are arranged on filling line 7
4 and comprehensively control case 9 be used as control system.Pressure sensor 3 is also equipped on elastic leather bag 1, integrated control cabinet 9 is long-range
Control is controlled on the spot by the realization of local control switch 2.
Elastic leather bag 1 is reliably installed, is placed in tunnel, can be by switch on the spot or remote when dangerous situation occurs
The control cabinet of journey controls, starting filling pumping unit, by the filling material that prestores (water, air, polyurethane, high molecular material, or
Its mixture etc.), leather bag is full of by default pipeline.Since the scale of construction is larger, storage condition is poor, it is not recommended that is filled using explosive
Gas.
Elastic leather bag 1 is divided into portable, equipment load mode according to different applying working conditions, fixed, and using fixed or
Mobile loading system, dispenser pump carry out Fast Filling, and filling, can be with using empty gas and water or high density polyurethane class material etc.
Higher compression strength is generated within a short period of time, and due to being filled in confined space, will not be washed away by spew in tunnel.
1. portable: leather bag being folded into regular shape, every Weight control (meets single carry to mark within 15kg
It is quasi-), filler and pressure sensor with check valve are stayed outside.Molding tunnel in can lay in fixed in tunnel position with
When take；It can be stored in during constructing tunnel on the rear mating trolley of Suporting structure, it is convenient to take at any time；Or directly by
The external world is sent into tunnel and uses.
2. equipment load mode: in built tunnel, by the leather bag for building up regular shape by be mounted on shield, TBM driving is set
Standby tail portion, or rear mating trolley tail portion；In established tunnel, leather bag is mounted on vehicle in use head-tail by regular shape.
Configuration filling pumping unit, pipeline and filling material can directly make on the spot when danger occurs on heading equipment
With or ground issue control signal, rapidly block and support tunnel section, formed closing and support system, effectively delay or
Spew is obstructed, escape space is reserved, and reduces engineering caused by tunnel damage and loses.
3. fixed: by leather bag installation, being laid in forms in tunnel or the fixed position in tunnel portal end face, comments by risk
Requirement setting clipping room is estimated away from connecting dedicated pipeline and pressure sensor, fixed outside position or tunnel in tunnel and fix position
Injection pump and filling material are stored, the one of link of tunnel risk prediction scheme is become, is implemented on the spot when tunnel meets with dangers
With long-range filling operation, tunnel is closed, reduces tunnel accident risk, reduces tunnel accident loss.
Pressure release is prevented by the check valve 4 on filling line 7, and the band check valve on leather bag can be passed through in emergency
Pipeline quickly fills with the materials such as compressed air, water or polyurethane into elastic leather bag 1 using packing material chamber 8, by risk face
Partition, and internal pressure rationally resists external loading, does not damage to molding section of jurisdiction.And using at least standby on filling line 7
With the circuit design on 1 tunnel, Safety Redundancy with higher.
Control system, i.e., the compressed air in the elastic leather bag 1 of 9 pairs of comprehensively control case injections in the present embodiment, water or poly-
Urethane amount carries out local and remote control, effective to control the starting such as injection device such as air compressor machine, pump, and leather bag is full of
Effect, and cooperate the feedback signal of pressure sensor 3, with certain pressure control and continue pressure maintaining effect.Elastic leather bag is full of
When, in addition to the frictional force of leather bag itself and tunnel inner wall, the displacement to leather bag along tunnel axial direction carries out auxiliary limitation, and also sets
Limited position mechanism 11 realizes positioning.
Fig. 2 is large tunnel section, by 1 laying installation of elastic leather bag of folding at 10 top of tunnel, or is mounted on tunnel
Two sidewalls.
Fig. 3 is ordinary crossing section, and the elastic leather bag 1 of folding is mounted on 10 top of tunnel or tunnel two sides.
Fig. 4 is ordinary crossing section, and the elastic leather bag 1 of folding is circumferentially deposited along 10 inner wall of tunnel.
10 section of tunnel is blocked up for full elastic leather bag 1 and is completely sealed by Fig. 5, and wherein a is middle-size and small-size tunnel section closure situation
Signal, middle-size and small-size space are relatively simple；B is that large tunnel section blocks situation (due to large tunnel section often road surface, road
Equipment and channel space and the equal hierarchical design of tunnel top flue below face need the list in different separate spaces if you need to block comprehensively
Solely arrangement leather bag).
10 section of tunnel is blocked up for single full elastic leather bag 1 and is completely sealed by Fig. 6, and relies on elastic leather bag 1 and tunnel inner wall
Frictional force and position-limit mechanism 11 resist the spew pressure of tunnel axial direction.Position-limit mechanism 11 uses hinge arrangement, one piece of hinge
Plate is anchored at 10 section of jurisdiction inner wall of tunnel, and another block of hinge plate is fixed on elastic leather bag 1, manages without using state lodging in tunnel 10
On piece inner wall, as elastic leather bag 1 is full of, the hinge plate being fixed on elastic leather bag 1 is erected, and plays the role of resisting opposite force.
10 section of tunnel is blocked up for multiple full elastic leather bags 1 and is completely sealed by Fig. 7, and by multiple elastic leather bags 1 and tunnel
The frictional force of inner wall and position-limit mechanism 11 resist the spew pressure of tunnel axial direction.Meanwhile when tunnel section is larger and peace
In the case that holding position is inadequate, using the scheme for blocking 10 section of tunnel full of multiple elastic leather bags 1, wherein a is multiple same
Tunnel can be blocked up full facilities with a leather bag by equal-specification, the effect that can be combined, be suitable for fixed setting or
Interim to increase, b is multiple and different specification sizes, and tunnel is blocked up to full facilities by being applied in combination, and is suitable for tunnel section
The case where the case where irregular situation, interim supplement is added or emergency increase.
When finding dangerous situation, confirming without personnel and in the case where other conditions permits in block section, by controlling on the spot
Switch 2 or long-range integrated control cabinet 9 start main injection pump 5, in the case where main 5 failure of injection pump or in order to increase flow,
Filling speed is improved, reserved spare injection pump 6 can also be started, the packing material in packing material chamber 8 is passed through into injection pipe
Road 7 is injected in elastic leather bag 1.
Check valve 4 is set in the interface that filling line 7 accesses elastic leather bag 1, prevents elastic leather bag 1 in injection process
With pressure release after the completion of injection, pressure sensor 3 can be with the pressure condition in feedback characteristics leather bag 1 to integrated control cabinet 9, in elasticity
Main injection pump 5 and spare injection pump 6 are shut down after reaching setting pressure in leather bag 1.The injection of control packing material 8 can also be passed through
Amount is to control the pressure in elastic leather bag 1.
Injection material can select to be easy compressed air, the water that cleaning restores according to actual needs in elastic leather bag 1, can also be with
Using rapid hardening polyurethane or other quick setting polymeric materials with certain compression strength, effective supporting plugging action is played.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on the substantive content of the utility model.
Claims (10)
1. a kind of emergency sealing avoiding device applied in tunnel, which is characterized in that the device includes elastic leather bag, passes through note
Enter packing material chamber that pipeline is connected to elastic leather bag, the injection device that is arranged on the filling line and control system.
2. a kind of emergency sealing avoiding device applied in tunnel according to claim 1, which is characterized in that the bullet
Property leather bag be elastic material made of foldable leather bag.
3. a kind of emergency sealing avoiding device applied in tunnel according to claim 2, which is characterized in that the bullet
Under non-emergency conditions, foldable to be stored on tunnel inner wall, installation form can adopt the laying along tunnel inner wall circumferential direction to property leather bag,
Or it is fixed on the fixed form that tunnel is unilateral, bilateral uses Backpack type.
4. a kind of emergency sealing avoiding device applied in tunnel according to claim 2, which is characterized in that the bullet
Property leather bag under non-emergency conditions, the rearmost end of the foldable working face for being stored in shield excavation machine or rear mating trolley is protected
It deposits form to use along Suporting structure structure using circumferential laying, or the end face of final section trolley is fixed on using Backpack type
Unilateral or bilateral.
5. a kind of emergency sealing avoiding device applied in tunnel, feature described in any one of -4 according to claim 1
It is, the elasticity leather bag is equipped with one or more.
6. a kind of emergency sealing avoiding device applied in tunnel according to claim 5, which is characterized in that multiple bullets
When property leather bag is applied in combination, combining form includes but is not limited to: multiple be applied in combination hinders same section in same section
Be applied in combination in disconnected perhaps multiple sections or tunnel in some position is adjacent is applied in combination.
7. a kind of emergency sealing avoiding device applied in tunnel according to claim 1, which is characterized in that the bullet
Pressure sensor is installed on property leather bag.
8. a kind of emergency sealing avoiding device applied in tunnel according to claim 1, which is characterized in that the note
Enter on pipeline with check valve.
9. a kind of emergency sealing avoiding device applied in tunnel according to claim 1, which is characterized in that described to fill out
Fill the filled cavity that materials chamber is injecting compressed air, water or polyurethane into elastic leather bag.
10. a kind of emergency sealing avoiding device applied in tunnel according to claim 9, which is characterized in that described
Control system is that long-range control nonsystematic is carried out to compressed air, water or the polyurethane amount injected in elastic leather bag.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820793009.6U CN208982104U (en) | 2018-05-25 | 2018-05-25 | A kind of emergency sealing avoiding device applied in tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820793009.6U CN208982104U (en) | 2018-05-25 | 2018-05-25 | A kind of emergency sealing avoiding device applied in tunnel |
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| Publication Number | Publication Date |
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| CN208982104U true CN208982104U (en) | 2019-06-14 |
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| CN201820793009.6U Active CN208982104U (en) | 2018-05-25 | 2018-05-25 | A kind of emergency sealing avoiding device applied in tunnel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757013A (en) * | 2018-05-25 | 2018-11-06 | 上海力行工程技术发展有限公司 | A kind of emergency sealing avoiding device applied in tunnel |
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2018
- 2018-05-25 CN CN201820793009.6U patent/CN208982104U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757013A (en) * | 2018-05-25 | 2018-11-06 | 上海力行工程技术发展有限公司 | A kind of emergency sealing avoiding device applied in tunnel |
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