CN107269301A - A kind of Tunnel Second Lining Construction air bag termination device and end-blocking construction method - Google Patents
A kind of Tunnel Second Lining Construction air bag termination device and end-blocking construction method Download PDFInfo
- Publication number
- CN107269301A CN107269301A CN201710721088.XA CN201710721088A CN107269301A CN 107269301 A CN107269301 A CN 107269301A CN 201710721088 A CN201710721088 A CN 201710721088A CN 107269301 A CN107269301 A CN 107269301A
- Authority
- CN
- China
- Prior art keywords
- air bag
- lining
- inner balloon
- waterstop
- blocking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- E21D11/38—Waterproofing; Heat insulating; Soundproofing; Electric insulating
- E21D11/385—Sealing means positioned between adjacent lining members
- E21D11/386—Sealing means positioned between adjacent lining members inflatable sealing means
-
- 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
Abstract
The invention discloses a kind of Tunnel Second Lining Construction air bag termination device and end-blocking construction method, the device includes being laid in the end-blocking air bag above panel one end of formwork jumbo；The end-blocking air bag is made up of inner balloon and the exterior airbag being laid in inner balloon；Waterstop is laid between the inner balloon and exterior airbag, the cross section of the waterstop is identical with the cross-sectional structure of the panel；The front portion of the waterstop is clipped between inner balloon and exterior airbag, and the rear portion of the waterstop is extend out on the outside of the end-blocking air bag.The construction method includes：Step 1: reinforcing bar colligation；Step 2: formwork jumbo and termination device are moved into place；Step 3: airbag aeration；Step 4: pouring；Step 5: air bag deflation.The present invention replaces traditional template framework to be arranged on reserved lining cutting end-blocking using end-blocking air bag, it is to avoid using the framework of polylith template splicing formation lining cutting end-blocking, reduce labour's input.
Description
Technical field
The invention belongs to lining construction technical field of tools, more particularly to a kind of Tunnel Second Lining Construction air bag
Termination device and end-blocking construction method.
Background technology
, it is necessary in tunnel ring-type During Initial Stage Construction supporting during constructing tunnel, then construct guarded drainage layer, last construction casting two
Secondary lining cutting, secondary lining process for constructing traditional at present is lining cutting reinforcing bar of constructing, using special after the completion of guarded drainage layer is constructed
Lining cutting ring position to be onstructed is arrived in formwork jumbo walking, and opening formwork jumbo panel by leading screw is adjusted in place, and formwork jumbo is with preventing
The cavity of draining interlayer formation secondary lining, (first Lining Ring two serves as a contrast formwork jumbo when pouring for formwork jumbo one or both ends
Two ends are needed to block, the Lining Ring two after first Lining Ring serves as a contrast one end of formwork jumbo when pouring with by a upper Lining Ring
Faces end head plugging, it is only necessary to one end of stopend chassis) need to add using ring combined steel plate framework or the closure of plank framework
Gu, positioning ring waterstop is also needed to according to design requirement during closure；Formwork jumbo adjustment is reinforced and end-blocking template closure is reinforced
After end, the cavity of secondary lining is formed between formwork jumbo and guarded drainage interlayer, with end-blocking template, secondary lining coagulation is poured into a mould
Soil；After secondary lining concrete setting meets strength criterion, the template of end-blocking is removed, formwork jumbo mould is withdrawn by leading screw
Plate, formwork jumbo traveling is interval to next construction, that is, the Tunnel Second Lining needed.
Because the secondary lining length in tunnel is longer, usual 10~12 meters of formwork jumbo length, using above-mentioned embodiment
, it is necessary to using a large amount of templates, wooden a tree, used in making timber for boats, build and be also required to consume many works with form removal framework when construction formwork chassis is blocked
When.Particularly when being designed with waterstop, the work of positioning reinforcing waterstop is very numerous and diverse, it is necessary to throw on the basis of end-blocking template
Enter many man-hours, waste time and energy but often effect is unsatisfactory, generally existing template dew slurry, run mould and waterstop position is embedded
The construction quality common fault such as inaccurate.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that it is secondary to provide a kind of tunnel
Lining construction air bag termination device, the device replaces traditional template framework to be arranged on reserved lining cutting envelope using end-blocking air bag
End, it is to avoid using the framework of polylith template splicing formation lining cutting end-blocking, reduce labour's input, waterstop is directly installed on
Between exterior airbag and inner balloon, solve template dew slurry, race mould and waterstop position and bury inaccurate construction problem；Also
There is provided a kind of construction method blocked using above-mentioned air bag termination device to the Lining Ring of constructed secondary lining, this is applied
Work method, in work progress, replaces traditional polylith template splicing and dismounting, more by using to end-blocking airbag aeration and deflation
For it is easy, quick, save material, greatly reduce labour's input.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of Tunnel Second Lining Construction air bag
Termination device, it is characterised in that：Including the end-blocking air bag being laid in above panel one end of formwork jumbo, the end-blocking air bag
Cross section is identical with the cross-sectional structure of the panel；The secondary lining is made up of multiple Lining Rings from front to back, described
End-blocking air bag is the mould blocked to the end of the Lining Ring；The end-blocking air bag is by inner balloon and is laid in inside
Exterior airbag on air bag is constituted；Be laid with waterstop between the inner balloon and exterior airbag, the waterstop it is transversal
Face is identical with the cross-sectional structure of the panel；The front portion of the waterstop is clipped between inner balloon and exterior airbag, institute
The rear portion for stating waterstop is extend out on the outside of the end-blocking air bag.
A kind of above-mentioned Tunnel Second Lining Construction air bag termination device, it is characterised in that：It is described to block the vertical of air bag
Rectangular cross-section section, is laid with waterstop clip slot, the width of the waterstop clip slot between the inner balloon and exterior airbag
Spend for the width for blocking air bagThe front portion of the waterstop is located in waterstop clip slot.
A kind of above-mentioned Tunnel Second Lining Construction air bag termination device, it is characterised in that：After the end-blocking air bag
There is a plurality of first groove that is parallel to each other, the outline of the outer contour of a plurality of first groove with the panel on side
Line is identical.
A kind of above-mentioned Tunnel Second Lining Construction air bag termination device, it is characterised in that：The two neighboring lining cutting
By bar connecting between ring, the outer shroud reinforcing bar clip slot for clamping the reinforcing bar, the internal gas are laid with the exterior airbag
The inner ring reinforcing bar clip slot for clamping the reinforcing bar is laid with capsule.
A kind of above-mentioned Tunnel Second Lining Construction air bag termination device, it is characterised in that：It is also described including being laid in
Support air bag between inner balloon and panel, the cross section of the support air bag is identical with the cross-sectional structure of the panel；
The longitudinal section of the support air bag is square-section.
A kind of above-mentioned Tunnel Second Lining Construction air bag termination device, it is characterised in that：Under the inner balloon
A plurality of the second groove being parallel to each other, outline of a plurality of second groove outer contour with the panel are provided with surface
Line is identical, and the upper surface of the support air bag is laid with a plurality of projection, every projection be installed on one it is described second recessed
In groove.
The Lining Ring of constructed secondary lining is sealed using above-mentioned air bag termination device present invention also offers a kind of
The construction method at end, it is characterised in that comprise the following steps：
Step 1: reinforcing bar colligation：Reinforcing bar colligation construction is carried out to the Lining Ring of constructed secondary lining；
Step 2: formwork jumbo and termination device are moved into place：The formwork jumbo and it will be laid on formwork jumbo
At support air bag, exterior airbag, inner balloon and the equal synchronizing moving of waterstop to the construction location of current constructed Lining Ring；
Step 3: airbag aeration：Support air bag, exterior airbag and inner balloon are inflated, and make the exterior airbag top
It is pressed onto on tunnel inner wall, and the front portion of waterstop is held between exterior airbag and inner balloon；
Step 4: pouring：To the Lining Ring casting concrete；
Step 5: air bag deflation：After after the concrete final set poured in step 4, to the support air bag, exterior airbag
Deflated with inner balloon.
Above-mentioned construction method, it is characterised in that：When carrying out airbag aeration in step 3, inner balloon inflation completion is treated
Afterwards, then to outside airbag aeration.
Above-mentioned construction method, it is characterised in that：Before being inflated in step 3 to exterior airbag and inner balloon, first to described
Support air bag is inflated to support air bag expansion on the panel, and then exterior airbag and inner balloon are inflated, outside gas is treated
After the completion of capsule and inner balloon are inflated, continue to be inflated to exterior airbag top pressure to the support air bag to tunnel inner wall.
Above-mentioned construction method, it is characterised in that：The support air bag is connected with the inner balloon by fastening button.
The present invention has advantages below compared with prior art：
1st, the end of Lining Ring is sealed when the present invention replaces traditional template framework to secondary lining using end-blocking air bag
It is stifled, it is to avoid using the framework of polylith template splicing formation lining cutting end-blocking, to reduce labour's input and avoid race modulus problem
Generation.
2nd, the present invention is by the way that waterstop is directly installed between exterior airbag and inner balloon, solve template dew slurry and
Bury inaccurate construction problem in waterstop position.
3rd, the construction method that the present invention is used, in work progress, by using to end-blocking airbag aeration and replacement of deflating
Traditional polylith template splicing and dismounting, it is more easy, quick, save material, greatly reduce labour input.
In summary, apparatus of the present invention replace traditional template framework to be arranged on reserved lining cutting envelope using end-blocking air bag
End, it is to avoid using the framework of polylith template splicing formation lining cutting end-blocking, reduce labour's input, waterstop is directly installed on
Between exterior airbag and inner balloon, solve template dew slurry, race mould and waterstop position and bury inaccurate construction problem；This
Invention construction method, in work progress, by using end-blocking airbag aeration and deflating is replaced traditional polylith template splicing and
Remove, it is more easy, quick, save material, greatly reduce labour put into.
Below by drawings and examples, technical scheme is described in further detail.
Brief description of the drawings
Fig. 1 is the structural representation of air bag termination device of the present invention.
Fig. 2 is the mounting structure schematic diagram of end-blocking air bag, support air bag and panel in the present invention.
Fig. 3 is the mounting structure schematic diagram of end-blocking air bag, support air bag and waterstop in the embodiment of the present invention 1.
Fig. 4 is the mounting structure schematic diagram of end-blocking air bag, support air bag and waterstop in the embodiment of the present invention 2.
Fig. 5 blocks the method flow diagram of construction method for the present invention.
Description of reference numerals:
1-panel；2-waterstop；3-exterior airbag；
4-inner balloon；5-the first groove；6-outer shroud reinforcing bar clip slot；
7-inner ring reinforcing bar clip slot；8-waterstop clip slot；9-support air bag；
10-the second groove；11-floor；12-formwork jumbo.
Embodiment
A kind of Tunnel Second Lining Construction of the present invention is carried out in detail with air bag termination device by embodiment 1 and embodiment 2
Description.
Embodiment 1
A kind of Tunnel Second Lining Construction air bag termination device as shown in Figure 1, Figure 2 and Figure 3, including it is laid in template
End-blocking air bag above one end of panel 1 of chassis 12, the cross section of the end-blocking air bag and the cross-sectional structure phase of the panel 1
Together；The secondary lining is made up of multiple Lining Rings from front to back, and the end-blocking air bag is that the end of the Lining Ring is entered
The mould of row closure；The end-blocking air bag is made up of inner balloon 4 and the exterior airbag 3 being laid in inner balloon 4；In described
Waterstop 2 is laid between portion's air bag 4 and exterior airbag 3, the cross section of the waterstop 2 and the cross section of the panel 1 are tied
Structure is identical；The front portion of the waterstop 2 is clipped between inner balloon 4 and exterior airbag 3, and the rear portion of the waterstop 2 is stretched out
To the end-blocking air bag.
The formwork jumbo 12 by construction secondary lining ring carry out molding construction tunnel form chassis, the panel
1 is arranged on the formwork jumbo 12 by floor 11；The inner balloon 4 and the exterior airbag 3 are formed in one and are made.
The end-blocking air bag can be good at compared to the framework that the formation lining cutting of conventionally employed polylith template splicing is blocked, better tightness
Realize and the end-blocking of Lining Ring is acted on, it is to avoid the problem of occurring dew slurry, the end-blocking air bag to Lining Ring when blocking in addition, only
It need to inflate, framework is spliced to form compared to conventional template, the time of cost is less, and the labour of input is less, imitates construction
Rate is improved；Also described end-blocking air bag is spliced to form framework compared to conventional template, and end-blocking air bag is a complete thing
The problem of body is not in template sideslip.
As shown in figure 3, in the present embodiment, the longitudinal section of the end-blocking air bag is square-section, the inner balloon 4 and outer
Waterstop clip slot 8 is laid between portion's air bag 3, the width of the waterstop clip slot 8 is the width of the end-blocking air bagPreferably, the width of waterstop clip slot 8 is the width of the end-blocking air bagThe opening of the waterstop clip slot 8
On the trailing flank of the end-blocking air bag, the front portion of the waterstop 2 is located in waterstop clip slot 8.
The waterstop clip slot 8 is directly to be processed between the inner balloon 4 and the exterior airbag 3；Sealing
Band 2 is directly installed in waterstop clip slot 8, and the concrete slurry poured can only enter in waterstop clip slot 8, it is impossible to through sealing
Expose in band clip slot 8 between inner balloon 4 and exterior airbag 3；Waterstop clip slot 8 limits the position of waterstop 2, it is to avoid
Bury inaccurate construction problem and occur in the position of waterstop 2.
As shown in figure 3, in the present embodiment, there is a plurality of first groove 5 that is parallel to each other on the trailing flank of the end-blocking air bag,
The outer contour of a plurality of first groove 5 is identical with the outer contour of the panel 1.
By setting a plurality of first groove 5, make the Lining Ring end after the completion of pouring that corrugated is presented, contribute to next
The concrete that the Lining Ring poured is poured is bonded with the Lining Ring poured, and the connection for improving two neighboring Lining Ring junction is strong
Degree；Lining Ring corrugated end after the completion of pouring also plays water-stagnating effect.
As shown in Figure 1, Figure 2 and Figure 3, in the present embodiment, in addition to it is laid between the inner balloon 4 and panel 1
Support air bag 9, the cross section of the support air bag 9 is identical with the cross-sectional structure of the panel 1；The support air bag 9 it is vertical
Rectangular cross-section section.
The purpose for laying support air bag 9 is, it is ensured that when the end-blocking air bag is blocked to Lining Ring, the energy of exterior airbag 3
Enough top pressures, when exterior airbag 3 and the thickness low LCL of inner balloon 4, when being not enough to block Lining Ring, pass through on tunnel inner wall
Support air bag 9 is inflated, you can realize that the top pressure of exterior airbag 3 is blocked on tunnel inner wall to Lining Ring.
As shown in figure 3, in the present embodiment, be provided with the lower surface of the inner balloon 4 it is a plurality of be parallel to each other it is second recessed
Groove 10, a plurality of outer contour of second groove 10 is identical with the outer contour of the panel 1, the support air bag 9 it is upper
Surface is laid with a plurality of projection, and every projection is installed in second groove 10.
Lay the second groove 10 and raised purpose is, the friction between increase support air bag 9 and the inner balloon 4
Power, prevents support air bag 9 and the inner balloon 4 from misplacing, in practice of construction, has the support air bag 9 of sizes, according to reality
Border needs to select support air bag 9.
Embodiment 2
As shown in figure 4, air bag termination device is as different from Example 1 employed in the present embodiment：It is two neighboring described
By bar connecting between Lining Ring, the outer shroud reinforcing bar clip slot 6 for clamping the reinforcing bar is laid with the exterior airbag 3, it is described
The inner ring reinforcing bar clip slot 7 for clamping the reinforcing bar is laid with inner balloon 4.
In practice of construction, when two groups of bar connectings up and down between the two neighboring Lining Ring with curved arrangement
When, outer shroud reinforcing bar clip slot 6 is inserted into the end of one group of reinforcing bar on top, inner ring reinforcing bar is inserted into the end of one group of reinforcing bar of bottom
In clip slot 7.The laying purpose of inner ring reinforcing bar clip slot 7 and outer shroud reinforcing bar clip slot 6 is to avoid reinforcing bar from poking exterior airbag 3 and inside
Air bag 4.
In the present embodiment, the air bag termination device remainder structure and annexation used is same as Example 1.
The construction method that a kind of Lining Ring to constructed secondary lining as shown in Figure 5 is blocked, including following step
Suddenly：
Step 1: reinforcing bar colligation：Reinforcing bar colligation construction is carried out to the Lining Ring of constructed secondary lining；
Step 2: formwork jumbo and termination device are moved into place：The formwork jumbo 12 and formwork jumbo 12 will be laid in
On support air bag 9, exterior airbag 3, inner balloon 4 and the equal synchronizing moving of waterstop 2 to current constructed Lining Ring construction
At position；
Step 3: airbag aeration：Support air bag 9 is inflated to the support air bag 9 first to be deployed on the panel 1,
Then inner balloon 4 is inflated, then exterior airbag 3 is inflated, after the completion for the treatment of that exterior airbag 3 and inner balloon 4 are inflated, to institute
State support air bag 9 and continue to be inflated to the top pressure of exterior airbag 3 to tunnel inner wall, and make the externally-located gas of first half of waterstop 2
Between capsule 3 and inner balloon 4；
The support air bag 9, exterior airbag 3 and inner balloon 4 are respectively positioned on outside one end of the Lining Ring after the completion of inflating
Side, and support air bag 9, exterior airbag 3 and inner balloon 4 constitute the mould to Lining Ring plug at end part；
Step 4: pouring：To the Lining Ring casting concrete；
Step 5: air bag deflation：After after the concrete final set poured in step 4, to the support air bag 9, exterior airbag
3 and inner balloon 4 deflate.
The construction method, in work progress, is inflated by using to support air bag 9, inner balloon 4 and exterior airbag 3,
The mould to Lining Ring plug at end part is formed, compared to traditional polylith template splicing formation framework to Lining Ring plug at end part, is spent
Time is less, and labour's input is smaller., only need to be to support air bag 9, inner balloon 4 after the concrete final set that Lining Ring is poured
Deflated with exterior airbag 3, compared to the framework that tradition removes polylith template splicing, spend the time less, labour puts into more
It is small.
Part gas is first filled to support air bag 9, air bag 9 to be supported deploys, drive inner balloon 4 and exterior airbag 3 to deploy, institute
The difficulty of inflation can be reduced after stating inner balloon 4 and the expansion of exterior airbag 3.It is first convenient to the inflation of inner balloon 4 that waterstop is installed
3, if first can compress waterstop clip slot 8 to the inflation of exterior airbag 3, make waterstop 3 be difficult to install.
In the present embodiment, the support air bag 9 is connected with the inner balloon 4 by fastening button.
The button for fastening button is laid on the lateral surface of support air bag 9, and the Button Block for fastening button lays inner balloon 4
On lateral surface, it is using the button advantage that connects as one support air bag 9 with the inner balloon 4 is fastened, is easy to support air bag 9
Dismounting and change.
It is described above, only it is presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and equivalent structure change that technical spirit is made to above example, still fall within skill of the present invention
In the protection domain of art scheme.
Claims (10)
1. a kind of Tunnel Second Lining Construction air bag termination device, it is characterised in that：Including being laid in formwork jumbo (12)
End-blocking air bag above panel (1) one end, the cross section of the end-blocking air bag is identical with the cross-sectional structure of the panel (1)；
The secondary lining is made up of multiple Lining Rings from front to back, and the end-blocking air bag is that the end of the Lining Ring is sealed
Stifled mould；The end-blocking air bag is made up of inner balloon (4) and the exterior airbag (3) being laid in inner balloon (4)；It is described
Waterstop (2), cross section and the panel of the waterstop (2) are laid between inner balloon (4) and exterior airbag (3)
(1) cross-sectional structure is identical；The front portion of the waterstop (2) is clipped between inner balloon (4) and exterior airbag (3), institute
The rear portion for stating waterstop (2) is extend out on the outside of the end-blocking air bag.
2. according to a kind of Tunnel Second Lining Construction air bag termination device described in claim 1, it is characterised in that：The envelope
The longitudinal section for holding air bag is square-section, and waterstop clip slot (8) is laid between the inner balloon (4) and exterior airbag (3),
The width of the waterstop clip slot (8) is the width of the end-blocking air bagThe front portion of the waterstop (2) is located at only
In hose clip groove (8).
3. according to a kind of Tunnel Second Lining Construction air bag termination device described in claim 1 or 2, it is characterised in that：Institute
Stating has a plurality of the first groove (5) that is parallel to each other, the outer contour of a plurality of first groove (5) on the trailing flank of end-blocking air bag
It is identical with the outer contour of the panel (1).
4. according to a kind of Tunnel Second Lining Construction air bag termination device described in claim 1 or 2, it is characterised in that：Phase
By bar connecting between adjacent two Lining Rings, the outer shroud steel for clamping the reinforcing bar is laid with the exterior airbag (3)
The inner ring reinforcing bar clip slot (7) for clamping the reinforcing bar is laid with muscle clip slot (6), the inner balloon (4).
5. according to a kind of Tunnel Second Lining Construction air bag termination device described in claim 3, it is characterised in that：Also include
Be laid in the support air bag (9) between the inner balloon (4) and panel (1), the cross section of the support air bag (9) with it is described
The cross-sectional structure of panel (1) is identical；The longitudinal section of the support air bag (9) is square-section.
6. according to a kind of Tunnel Second Lining Construction air bag termination device described in claim 5, it is characterised in that：In described
A plurality of the second groove (10) being parallel to each other, a plurality of second groove (10) outline are provided with the lower surface of portion's air bag (4)
Line is identical with the outer contour of the panel (1), and the upper surface of the support air bag (9) is laid with a plurality of projection, every institute
State raised be installed in second groove (10).
7. it is a kind of using air bag termination device as claimed in claim 5 to applying that the Lining Ring of constructed secondary lining is blocked
Work method, it is characterised in that comprise the following steps：
Step 1: reinforcing bar colligation：Reinforcing bar colligation construction is carried out to the Lining Ring of constructed secondary lining；
Step 2: formwork jumbo and termination device are moved into place：By the formwork jumbo (12) and it is laid in formwork jumbo (12)
On support air bag (9), exterior airbag (3), inner balloon (4) and waterstop (2) synchronizing moving to current constructed lining cutting
At the construction location of ring；
Step 3: airbag aeration：Support air bag (9), exterior airbag (3) and inner balloon (4) are inflated, and make the outside gas
Capsule (3) top pressure makes the front portion of waterstop (2) be held between exterior airbag (3) and inner balloon (4) on tunnel inner wall；
Step 4: pouring：To the Lining Ring casting concrete；
Step 5: air bag deflation：After after the concrete final set poured in step 4, to the support air bag (9), exterior airbag
(3) deflated with inner balloon (4).
8. according to the construction method described in claim 7, it is characterised in that：When carrying out airbag aeration in step 3, internal gas is treated
After the completion of capsule (4) inflation, then exterior airbag (3) is inflated.
9. according to the construction method described in claim 7, it is characterised in that：To exterior airbag (3) and inner balloon in step 3
(4) before inflating, support air bag (9) first is inflated to the support air bag (9) and is deployed on the panel (1), then to outside
Air bag (3) and inner balloon (4) inflation, after the completion for the treatment of that exterior airbag (3) and inner balloon (4) are inflated, to the support gas
Capsule (9) continues to be inflated to exterior airbag (3) top pressure to tunnel inner wall.
10. according to the construction method described in claim 8, it is characterised in that：The support air bag (9) and the inner balloon
(4) by fastening button connection.
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| CN201710721088.XA CN107269301A (en) | 2017-08-17 | 2017-08-17 | A kind of Tunnel Second Lining Construction air bag termination device and end-blocking construction method |
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| CN201710721088.XA CN107269301A (en) | 2017-08-17 | 2017-08-17 | A kind of Tunnel Second Lining Construction air bag termination device and end-blocking construction method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108303131A (en) * | 2018-02-11 | 2018-07-20 | 中国铁道科学研究院铁道建筑研究所 | The tunnel-liner detection device and method of inflatable structure support probe |
| CN109653765A (en) * | 2019-02-12 | 2019-04-19 | 三峡大学 | The warehouse separated type lining cutting pressure relief support structure and method of one kind of multiple fillers |
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