CN106089258B - Tunnel device and construction method - Google Patents
Tunnel device and construction method Download PDFInfo
- Publication number
- CN106089258B CN106089258B CN201610716126.8A CN201610716126A CN106089258B CN 106089258 B CN106089258 B CN 106089258B CN 201610716126 A CN201610716126 A CN 201610716126A CN 106089258 B CN106089258 B CN 106089258B
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- Prior art keywords
- arc panel
- panel section
- template
- air bag
- support
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
Abstract
The invention discloses a kind of Tunnel device and construction methods, including supporting trolley, template and air bag component, support trolley includes vehicle frame and the running mechanism in bottom of frame is arranged, vehicle frame includes multiple gate supporting supports being arranged side by side along vehicle frame length direction and the tie-beam for connecting gate supporting support, it is connected by tie-beam between each gate supporting support, running mechanism is arranged in the bottom of the gate supporting support at vehicle frame length direction both ends, template is domes made of being hinged by multiple arcs plate section, several injected holes are distributed in arc panel section, platen cover is above support trolley, it is provided with hydraulic telescopic rod between template and gate supporting support, air bag component includes the air bag II being arranged in the air bag I and the arc panel section bottom for being arranged in template lower part of each arc panel section side.The present invention can avoid Tunnel gunite concrete operation, reduce environmental pollution, and can realize rapid construction, promote Tunnel Construction Schedule.
Description
Technical field
The present invention relates to Tunnel Engineering device field, more particularly to a kind of Tunnel device and construction method.
Background technology
Currently, when drill+blast tunnel engineering excavation, after each cycle is excavated, preliminary bracing injection need to be applied excavating scar
Concrete.Form of construction work in the prior art typically uses concrete ejection to pump and premixing jetting material is injected directly on excavation
On scar, since general spraying operation needs could repeatedly be completed, in this way in course of injection, a large amount of dust is often will produce,
Operating personnel's health is influenced, and spraying operation speed is more slow, influences the construction speed in tunnel.
Therefore, Tunnel gunite concrete operation can be avoided by being badly in need of exploitation one kind, be reduced environmental pollution, and can
It realizes rapid construction, promotes the Tunnel device of Tunnel Construction Schedule.
Invention content
In view of this, the purpose of the present invention is to provide a kind of Tunnel device and construction method, can avoid
Tunnel gunite concrete operation, reduces environmental pollution, and can realize rapid construction, promotes Tunnel Construction Schedule.
The Tunnel device of the present invention, including support trolley, template and air bag component, the support trolley packet
It includes vehicle frame and the running mechanism in bottom of frame is set, the vehicle frame includes multiple gate being arranged side by side along vehicle frame length direction
Supporting support and tie-beam for connecting gate supporting support are connected by tie-beam between each gate supporting support, described
Running mechanism is arranged in the bottom of the gate supporting support at vehicle frame length direction both ends, and the template is by multiple arcs plate
Several injected holes are distributed in the arc panel section in domes made of section is hinged, the platen cover above support trolley,
Hydraulic telescopic rod is provided between the template and gate supporting support, the air bag component includes being arranged in each arc panel section side
The air bag II of the air bag I in face and the arc panel section bottom for being arranged in template lower part.
Further, the gate supporting support includes upper door shaped stent and lower door shaped stent, and upper door shaped stent is by symmetrically setting
The column I set and the crossbeam I compositions being arranged between two column I, lower door shaped stent is by symmetrically arranged column II, setting two
Crossbeam II between column II and the inclined support bar composition being arranged between column II and crossbeam II, the upper door shaped stent
Column I is weldingly fixed on the crossbeam II of lower door shaped stent.
Further, it is respectively arranged with traveling positioned at the bottoms each column II of the gate supporting support at vehicle frame length direction both ends
Mechanism, the running mechanism include universal wheel and the positioning support leg for fixing vehicle frame position, the positioning support leg top
Equipped with positioning pin can be provided on the sliding sleeve of column II longitudinal sliding motions, the sliding sleeve.
Further, the template includes positioned at the arc panel section I on template top, positioned at template middle part and symmetrical arc
Shape plate section II and positioned at template lower part and symmetrical arc panel section III, the both ends of the arc panel section I pass through work respectively
One end of dynamic hinge I and corresponding arc panel section II is hinged, and each arc panel section II other ends are right by moveable hinge II and institute respectively
One end of the arc panel section III answered is hinged.
Further, the both sides side of the arc panel section I, arc panel section II and arc panel section III are both provided with air bag I,
The bottom of each arc panel section III is respectively arranged with air bag II.
Further, it is in matrix arrangements to be distributed on the arc panel section I, arc panel section II and arc panel section III several
Injected hole, horizontal spacing and longitudinal pitch between each injected hole are 1~2m.
Further, the intrados and gate supporting support of the arc panel section I, arc panel section II and arc panel section III it
Between be both provided with hydraulic telescopic rod.
Further, it is both provided on the extrados of the arc panel section I, arc panel section II and arc panel section III for pacifying
Fill the H-type supporting block of supporting steel frame.
Further, the length of the vehicle frame is 4~7m, and the spacing between each gate supporting support is 1~1.5m.
The invention also discloses a kind of construction methods of Tunnel device, include the following steps：
A. Tunnel Blasting boring mud is removed, and measures and releases tunnel tunnel face center line and absolute altitude；
B. support trolley is moved to face position, after trolley to be supported is in place, by positioning support leg to supporting table
Truck position is locked；
C. it is inflated into air bag component, closed slip casting is formed between template and country rock excavation face after air bag component inflation
Space；
D. the pump line of grouting pump is connected to the injected hole in template, mortar is injected into slip casting space by grouting pump,
Stop slip casting when mortar is oozed out in the gap between air bag component and country rock excavation face；
E. after grout material solidifies, air bag component is deflated, and form removal, by positioning support leg to supporting table parking stall
Unlock is set, support trolley is moved to next drilling position, repeats step a~d, until completing all supportings of institute's construction tunnel
Construction.
Beneficial effects of the present invention：The Tunnel device of the present invention, it is simple in structure, it is easy to use, it can avoid
Tunnel gunite concrete operation, reduces environmental pollution, and can realize rapid construction, promotes Tunnel Construction Schedule, this
The construction method of invention is suitable for tunnel IV grades and the above country rock, can effectively improve construction efficiency, shortens the construction time, ensures to apply
Working medium amount.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structure diagram of present invention support trolley；
Fig. 3 is the structural schematic diagram of arc panel section of the present invention；
Fig. 4 is the A of Fig. 3 to partial schematic diagram；
Fig. 5 is the structural schematic diagram of supporting block of the present invention.
Specific implementation mode
Fig. 1 is the structural diagram of the present invention, and Fig. 2 is the structure diagram of present invention support trolley, and Fig. 3 is arc of the present invention
The structural schematic diagram of plate section, the A that Fig. 4 is Fig. 3 is to partial schematic diagram, and Fig. 5 is the structural schematic diagram of supporting block of the present invention, as schemed institute
Show：The Tunnel device of the present embodiment, including support trolley, template and air bag component, the support trolley include
Vehicle frame and the running mechanism in bottom of frame is set, the vehicle frame includes multiple gate branch being arranged side by side along vehicle frame length direction
Holder and the tie-beam 1 for connecting gate supporting support are supportted, is connected by tie-beam 1 between each gate supporting support, structure
Firm, support strength is high；The running mechanism is arranged in the bottom of the gate supporting support at vehicle frame length direction both ends, just
It is easy to use in support trolley movement；The template 2 be by multiple arcs plate section (arc panel section I21, arc panel section II22 and
Arc panel section III23) it is hinged made of domes, so that it is adapted with tunnel scar structure, easily facilitate construction, and each arc
It is fixed using hinged between shape plate section, also allows for being adjusted template and packing up, arc panel section (arc panel section I21, the arc
Shape plate section II22 and arc panel section III23) on several injected holes 3 are distributed with, the pump line for connecting grouting pump, convenient for slip casting grasp
Make；The template 2 covers on above support trolley, and hydraulic telescopic rod 4 is provided between the template 2 and gate supporting support, leads to
Adjustment of the realization of hydraulic telescopic rod 4 to template position is crossed, is easy to use；The air bag component includes being arranged in each arc panel section
The air bag I5 of the side (arc panel section I21, arc panel section II22 and arc panel section III23) and it is arranged in 1 lower part of template
The air bag II6 of the bottom arc panel section (i.e. arc panel section III23) can after so that air bag component is inflated by the way that air bag component is arranged
Closed slip casting space is formed between template and country rock excavation face can be by air bag group for slip casting, and after the completion of slip casting
Part is deflated, and is completed form removable and is reduced environmental pollution so as to effectively avoid Tunnel gunite concrete operation,
And can realize rapid construction, promote Tunnel Construction Schedule.
In the present embodiment, the gate supporting support includes upper door shaped stent 7 and lower door shaped stent 8, upper door shaped stent by
Symmetrically arranged column I71 and the crossbeam I72 compositions being arranged between two column I71, lower door shaped stent 8 is by symmetrically arranged vertical
Column II81, the crossbeam II82 being arranged between two column II81 and the bearing diagonal being arranged between column II81 and crossbeam II82
Bar 83 forms, and the column I71 of the upper door shaped stent 7 is weldingly fixed on the crossbeam II82 of lower door shaped stent 8, simple in structure,
Integral strength is high.Connected by upper tie-beam between the crossbeam I72 of the upper door shaped stent 7 of each gate supporting support of the present embodiment
It connects, is connected by middle tie-beam between the crossbeam II82 of the lower door shaped stent 8 of each gate supporting support, each gate supporting support
It is connected by lower tie-beam between the bottoms column II81 of lower door shaped stent 8, to ensure the support strength of gate supporting support.
In the present embodiment, it is respectively set positioned at the bottoms each column II81 of the gate supporting support at vehicle frame length direction both ends
It includes universal wheel 9 and the positioning support leg 10 for fixing vehicle frame position, the positioning branch to have running mechanism, the running mechanism
10 top of support leg is equipped with and can be provided with positioning pin 12 on the sliding sleeve 11 of column II81 longitudinal sliding motions, the sliding sleeve 11, passes through pine
Positioning pin 12 is opened, 11 upward sliding of sliding sleeve is enable and positioning support leg 10 is driven to move up, is moved on to not in support leg 10 to be positioned
When the height that universal wheel 9 can be interfered to move, you can sliding sleeve 11 is locked on column II81 by positioning pin 12, realizes supporting table
The movement of vehicle；After supporting trolley to be moved to position, by unclamping positioning pin 12 again, making 11 slide downward of sliding sleeve and driving positioning
Support leg 10 moves down, after support leg 10 to be positioned is entirely fallen on ground, you can and locking positioning pin prevents universal wheel 9 from moving, with
The position of fixed support trolley.
In the present embodiment, the template 2 includes positioned at the arc panel section I21 on 2 top of template, positioned at 1 middle part of template and phase
Mutually symmetrical arc panel section II22 and positioned at 1 lower part of template and symmetrical arc panel section III23, the arc panel section
The both ends of I21 are hinged by one end of moveable hinge I13a and corresponding arc panel section II22 respectively, and each arc panel section II22 is another
One end is hinged by one end of moveable hinge II13b and corresponding arc panel section III23 respectively, micro- in order to be carried out to template 1
It adjusts, easily facilitates use, and simple in structure, making easy to process is at low cost.
In the present embodiment, the both sides side of the arc panel section I21, arc panel section II22 and arc panel section III23 are all provided with
It is equipped with air bag I5, the bottom of each arc panel section III3 is respectively arranged with air bag II6, can after so that air bag I5 and air bag II6 is inflated
Closed slip casting space is formed between template 1 and country rock excavation face, in order to grouting operation.
In the present embodiment, it is distributed on the arc panel section I21, arc panel section II22 and arc panel section III23 several
In the injected hole 3 of matrix arrangements, horizontal spacing and longitudinal pitch between each injected hole 3 are 1~2m, are convenient for quick slip casting,
Construction efficiency is improved, and can effectively avoid Tunnel gunite concrete operation, is reduced environmental pollution, environmental protection is conducive to.
In the present embodiment, the arc panel section I21, arc panel section II22 and arc panel section III23 intrados and gate
It is both provided with hydraulic telescopic rod 4 between supporting support, easily facilitates hydraulic telescopic rod 4 and the position of template 1 is adjusted and is controlled
System, it is easy to use.
In the present embodiment, it is all provided on the extrados of the arc panel section I21, arc panel section II22 and arc panel section III23
It is equipped with the H-type supporting block 14 for installing supporting steel frame, for placing preliminary bracing supporting steel frame, keeps supporting steel frame advance
It is placed in template 1, and is moved together in place with template 1.
In the present embodiment, the length of the vehicle frame is 4~7m, and the spacing between each gate supporting support is 1~1.5m, vehicle
The length of frame is set according to the spacing between each gate supporting support, and the quantity of gate supporting support is according to actual use
Depending on needing, the requirement of construction tunnel to adapt to.
The invention also discloses it is a kind of using Tunnel device carry out Tunnel construction construction method,
Include the following steps：
A. Tunnel Blasting boring mud is removed, and measures and releases tunnel tunnel face center line and absolute altitude；
B. support trolley is moved to face position, after trolley to be supported is in place, by positioning support leg 10 to support
Trolley position is locked；
C. it is inflated into air bag component, closed note is formed between template 2 and country rock excavation face after air bag component inflation
Starch space；
D. the pump line of grouting pump is connected to the injected hole 3 in template 2, sand is injected into slip casting space by grouting pump
Slurry stops slip casting when mortar is oozed out in the gap between air bag component and country rock excavation face；
E. after grout material solidifies, air bag component is deflated, and form removal 2, by positioning support leg 10 to supporting table
Truck position unlocks, and support trolley is moved to next drilling position, repeats step a~d, until completing all of institute's construction tunnel
Supporting construction；This construction method is suitable for tunnel IV grades and the above country rock, can effectively improve construction efficiency, shortens the construction time,
Ensure construction quality.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (7)
1. a kind of Tunnel device, it is characterised in that：Including support trolley, template and air bag component, the support
Trolley includes vehicle frame and the running mechanism in bottom of frame is arranged, and the vehicle frame includes multiple arranged side by side along vehicle frame length direction
Gate supporting support and tie-beam for connecting gate supporting support, connected by tie-beam between each gate supporting support
It connects, the running mechanism is arranged in the bottom of the gate supporting support at vehicle frame length direction both ends, and the template is by more
Several injected holes are distributed in the arc panel section in domes made of a arc panel section is hinged, and the platen cover is supporting
Above trolley, hydraulic telescopic rod is provided between the template and gate supporting support, the air bag component includes being arranged each
The air bag II of the air bag I of arc panel section side and the arc panel section bottom for being arranged in template lower part；The template includes position
In the arc panel section I on template top, positioned at template middle part and symmetrical arc panel section II and positioned at template lower part and phase
Mutually the both ends of symmetrical arc panel section III, the arc panel section I pass through moveable hinge I's and corresponding arc panel section II respectively
One end is hinged, and each arc panel section II other ends are hinged by one end of moveable hinge II and corresponding arc panel section III respectively；Institute
The both sides side for stating arc panel section I, arc panel section II and arc panel section III is both provided with air bag I, the bottom of each arc panel section III
Portion is respectively arranged with air bag II；It is in matrix to be distributed on the arc panel section I, arc panel section II and arc panel section III several
The injected hole of arrangement, horizontal spacing and longitudinal pitch between each injected hole are 1~2m.
2. Tunnel device according to claim 1, it is characterised in that：The gate supporting support includes visiting
Type holder and lower door shaped stent, upper door shaped stent are made of symmetrically arranged column I and the crossbeam I being arranged between two column I,
Lower door shaped stent is by symmetrically arranged column II, the crossbeam II being arranged between two column II and is arranged in column II and crossbeam
Inclined support bar composition between II, the column I of the upper door shaped stent are weldingly fixed on the crossbeam II of lower door shaped stent.
3. Tunnel device according to claim 2, it is characterised in that：Door positioned at vehicle frame length direction both ends
The bottoms each column II of type supporting support are respectively arranged with running mechanism, and the running mechanism includes universal wheel and for fixing vehicle
The positioning support leg of rack position, the positioning support leg top is equipped with can be along the sliding sleeve of column II longitudinal sliding motions, the sliding sleeve
It is provided with positioning pin.
4. Tunnel device according to claim 1, it is characterised in that：The arc panel section I, arc panel section II
It is both provided with hydraulic telescopic rod between the intrados and gate supporting support of arc panel section III.
5. Tunnel device according to claim 4, it is characterised in that：The arc panel section I, arc panel section II
With the H-type supporting block for installing supporting steel frame is both provided on the extrados of arc panel section III.
6. Tunnel device according to claim 1, it is characterised in that：The length of the vehicle frame is 4~7m, respectively
Spacing between gate supporting support is 1~1.5m.
7. a kind of Tunnel device using described in any claim in claim 1 to 6 carries out tunnel initial-stage branch
Protect the construction method of construction, it is characterised in that include the following steps：
A. Tunnel Blasting boring mud is removed, and measures and releases tunnel tunnel face center line and absolute altitude；
B. support trolley is moved to face position, after trolley to be supported is in place, by positioning support leg to supporting table parking stall
It sets and is locked；
C. it is inflated into air bag component, it is empty that closed slip casting is formed between template and country rock excavation face after air bag component inflation
Between；
D. the pump line of grouting pump is connected to the injected hole in template, mortar is injected into slip casting space by grouting pump, waits for gas
Gap between capsule component and country rock excavation face stops slip casting when oozing out mortar；
E. after grout material solidifies, air bag component is deflated, and form removal, supporting table truck position is solved by positioning support leg
Support trolley is moved to next drilling position, repeats step a~d, until all supportings for completing institute's construction tunnel are applied by lock
Work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716126.8A CN106089258B (en) | 2016-08-24 | 2016-08-24 | Tunnel device and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610716126.8A CN106089258B (en) | 2016-08-24 | 2016-08-24 | Tunnel device and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106089258A CN106089258A (en) | 2016-11-09 |
| CN106089258B true CN106089258B (en) | 2018-08-10 |
Family
ID=57226200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610716126.8A Active CN106089258B (en) | 2016-08-24 | 2016-08-24 | Tunnel device and construction method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106089258B (en) |
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| Publication number | Publication date |
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| CN106089258A (en) | 2016-11-09 |
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