CN207297041U - A kind of changeable type inflatable waterstop for Tunneling by mining method - Google Patents
A kind of changeable type inflatable waterstop for Tunneling by mining method Download PDFInfo
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- CN207297041U CN207297041U CN201721310603.7U CN201721310603U CN207297041U CN 207297041 U CN207297041 U CN 207297041U CN 201721310603 U CN201721310603 U CN 201721310603U CN 207297041 U CN207297041 U CN 207297041U
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- air bag
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Abstract
The utility model discloses a kind of changeable type inflatable waterstop for Tunneling by mining method, it solves the problems, such as that existing waterstop, which exists in the prior art, can not effectively solve water seepage of tunnel leak, it is with easy for construction, the waterproof ability at tunnel expansion joint can be improved, the effect that the tunnel operation phase can easily be replaced, its technical solution are：Including air bag groove, the air bag groove is bonded setting with air bag, and the air bag groove includes the two arc sections of jurisdiction being oppositely arranged, having setting gap between the end of two arc sections of jurisdiction, multiple anchoring pieces are set full-filling waterproof mineral grease between air bag, the connection of arc section of jurisdiction outside on the inside of arc section of jurisdiction.
Description
Technical field
The utility model is related to tunneling and underground engineering technical field, more particularly to it is a kind of for Tunneling by mining method can
Replaceable inflatable waterstop.
Background technology
China's tunnels and underground engineering obtains unprecedented fast development in recent years, many with proposed tunnel quantity building
It is more.China's Tunnel Design and the existing more perfect standards system of construction at present, but still suffer from larger ask in terms of later maintenance
Topic.During tunnel operation, due to the influence of underground water, deformation joint infiltration, drainage are very common, enhancing operation rank
Section tunnel water proofing measure is imperative.
Current tunnel operation phase waterproof is primarily present problems with：
(1) structure of tunnel water proofing system, relies on splash guard, drainpipe between secondary lining and first lining cutting, stretches
Waterstop at seam, is respectively positioned on secondary lining rear, does not possess replacement condition.
(2) waterstop at expansion joint, buried rubber watertight strip adds reinforcing bar card to apply in now widely used
Work process is cumbersome, and construction quality is not easy to ensure；Although it is convenient to be replaced using external labeling type water blocking tape tunnel, influence beautiful.
(3) influenced by loading characteristic at tunnel deformation joint, tunnel structure easily deforms and the changing of the relative positions in deformation joint, rubber
Glue waterstop is also easy to produce rupture failure with deformation joint both sides concrete deformation, causes deformation joint seepage water.
(4) treatment technology for tunnel seepage water disaster have can not radical-ability, and currently used expansion joint sealing system for tunnel it is secondary
Once completed during lining construction, do not possess maintenanceability, percolating water occurs for the tunnel operation phase, can only close traffic pass through slip casting etc.
Means control, larger to tunnel Influence to operation.
In conclusion can not effectively solve the problems, such as water seepage of tunnel leak for waterstop in the prior art, still lacking has
The solution of effect.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of for the replaceable of Tunneling by mining method
Formula inflatable waterstop, it is with easy for construction, it is possible to increase the waterproof ability at tunnel expansion joint, the tunnel operation phase can be square
Just the effect replace；
Further, the utility model uses following technical proposals：
A kind of changeable type inflatable waterstop for Tunneling by mining method, including air bag groove, the air bag groove and air bag
Fitting is set, and the air bag groove includes the two arc sections of jurisdiction being oppositely arranged, having setting gap between the end of two arc sections of jurisdiction,
Multiple anchoring pieces are set full-filling waterproof mineral grease between air bag, the connection of arc section of jurisdiction outside on the inside of arc section of jurisdiction.
Further, the vertical section of the air bag matches with tunnel cross-section, and the cross section of air bag is circle.
Further, the vertical section of the arc section of jurisdiction matches with tunnel cross-section, and the cross section of arc section of jurisdiction is semicircle
Shape.
Further, the air bag is connected by pipeline with inflator pump, and inflating port is set on pipeline, gas is set at inflating port
Press table.
Further, the air bag setting position sets bladder joint, and the bladder joint includes external labeling type waterstop,
External labeling type waterstop is laterally attached on the outside of air bag, and external labeling type waterstop both ends are connected with fixing piece；External labeling type sealing band logical
Cross fixing piece and be fixed on two lining concrete.
Further, full-filling waterproof mineral grease between the external labeling type waterstop and air bag.
Further, semicircular in shape at the external labeling type waterstop and air bag cooperation, external labeling type waterstop both ends to
The opposite direction extension of air bag.
Further, the anchoring piece is set on the outside of arc section of jurisdiction in radial pattern, and anchoring piece and two lined steel muscle are fixed and connected
Connect.
Further, between the external labeling type rubber fastening band attached on the curved pipe piece tip-clearance and anchor bar of waterproof plate in tunnels
Fill bitumastic.
Compared with prior art, the beneficial effects of the utility model are：
(1) waterstop of the utility model can stop instead of replacing the larger steel side rubber of difficulty during current tunnel operation
Water band, replacement difficulty is small, easy to later maintenance.
(2) the utility model waterstop is inflated by air-filled pore, by air gauge control pressure, air bag is filled with airbag wall
Divide compacted.The phase is runed periodically by air pressure table look-up inflatable balloon-like state in tunnel, when air bag state is unsatisfactory for requiring or finding percolating water
It can be inflated in time using inflator pump during phenomenon and carry out simply and easy treat, maintenance is simple and convenient, does not influence to drive a vehicle.
(3) waterstop of the utility model is used, air bag waterstop can be added in concreting process, also can be two
Air bag waterstop is added after the completion of lining construction, difficulty of construction is smaller, can improve construction efficiency, ensures construction quality.
(4) the utility model waterstop air bag barrel piece fracture can stretch for tunnel lining structure provides space, ensure that
The normal performance in expansion joint, simultaneous retractable seam and air bag groove fracture can add for air bag, replacement provides operating space.
(5) the utility model uses the preferable flexible air-bag waterstop of deformability, and when deformation joint both sides, secondary lining mixes
When relative displacement occurs for solidifying soil, remain to ensure preferable stickiness with airbag wall.Meanwhile using flexible air-bag and use waterproof ore deposit
Thing is grease-filled, and air bag and air bag groove can be made fully compacted, ensures water proofing property.
Brief description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation are used to explain the application, do not form the improper restriction to the application.
Fig. 1 is the cross sectional top view of the utility model；
Fig. 2 is the utility model waterstop inflating port position main view sectional drawing；
Fig. 3 is air bag channel section schematic diagram；
Fig. 4 is air bag and bladder joint cooperation schematic diagram；
In figure, 1, air bag；2nd, waterproof mineral grease；3rd, air bag groove；4th, bitumastic；5th, inflating port；6th, external labeling type rubber
Glue waterstop；7th, anchor bar of waterproof plate in tunnels；8th, air gauge；9th, inflator pump；10th, hole is overhauled；11st, arc section of jurisdiction；12nd, anchoring piece；13rd, it is outer
Pasting type waterstop；14th, fixing bolt.
Embodiment
It is noted that described further below is all illustrative, it is intended to provides further instruction to the application.It is unless another
Indicate, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, existing waterstop, which exists in the prior art, can not effectively solve water seepage of tunnel leak
The problem of, in order to solve technical problem as above, present applicant proposes a kind of changeable type inflatable for Tunneling by mining method
Waterstop.
In a kind of typical embodiment of the application, as Figure 1-Figure 4, there is provided a kind of for Tunneling by mining method
Changeable type inflatable waterstop, including air bag groove 3, air bag groove 3 are bonded setting with air bag 1, and air bag groove 3 is oppositely arranged including two
Arc section of jurisdiction 11, there is between the end of two arc sections of jurisdiction 11 setting gap, full-filling between the inner side of arc section of jurisdiction 11 and air bag 1
Waterproof mineral grease 2, the outside of arc section of jurisdiction 11, which connects, sets multiple anchoring pieces 12, and anchoring piece 12 is using anchoring steel in the present embodiment
Muscle, anchor bar spacing are 0.5m, and with two lined steel muscle firm weldings, outer wall is tightly combined with secondary lining concrete, are ensured outer
Percolating water does not occur for side wall.The region uniformly filled up between air bag cell wall and air bag and have certain when waterproof mineral grease 2 is implemented
Thickness.Waterproof mineral grease 2 at all seasons at a temperature of can keep stable state between a solid and a liquid.
Anchoring piece 12 is set in the outside of arc section of jurisdiction 11 in radial pattern, and anchoring piece 12 is fixedly connected with two lined steel muscle.
Pitch is filled between the external labeling type rubber fastening band 6 attached on 11 tip-clearance of arc section of jurisdiction and anchor bar of waterproof plate in tunnels 7
Matizhi 4.
The vertical section of air bag 1 matches with tunnel cross-section, and for circle, (cross section of air bag is to exist in the cross section of air bag 1
Section under vertical view state, the vertical section of air bag is the section under main view state).Air bag 1 uses high intensity macromolecule material
Material, makes according to tunnel contour shape, and the longitudinal direction of air bag 1 is upper to be bonded with tunnel-shaped, there is stronger pressure-bearing property, while is had good
Deformation performance, inflation is dimensioned to reach air bag groove diameter 1.5 times during the no pressure of periphery, and non-inflated state air bag is straight
Footpath should be slightly less than air bag groove diameter.1 allowable stress of air bag should be reached maximum width and air bag groove during minimum widith by construction joint
Volume, determined according to Clapyron Equation.
The vertical section of arc section of jurisdiction 11 matches with tunnel cross-section, and the cross section of arc section of jurisdiction 11 is semicircle (curved pipe
The vertical section of piece 11, the vertical section in cross section and air bag, cross section definition are consistent).Broken according to tunnel the arc section of jurisdiction of air bag groove
Facial contour shape makes, and arc section of jurisdiction 11 can use steel pipe sheet, and the every semicircle section of jurisdiction back side sets two anchor bars, air bag
Groove inner wall should be smooth, and outer wall can combine closely with concrete.
Air bag 1 is connected by pipeline with inflator pump 9, and inflating port 5 is set on pipeline, air gauge 8 is set at inflating port 5.Fill
Gas port is gas nozzle form, favorable sealing property.Air gauge is located at inflating port rear, can be permanently affixed at the gas at inflating port rear
, can also be in inflation and inspection using the monitoring air pressure of interim air gauge on capsule.By to airbag aeration pressurization can make air bag with
Air bag cell wall is combined closely, and achievees the purpose that to completely cut off underground water.
Inflating port 5, the air gauge 8 of air bag 1 are arranged at the maintenance hole 10 of tunnel cross-section as shown in Figure 2, and maintenance hole 10 is
Reserve at tunnel overhaul road, periodically air bag pressure is checked by air gauge 8, when air pressure is undesirable, and
When be inflated by inflating port 5, carry out simplified overhauling., can when air bag state is undesirable during tunnel operation
The space more ventilation bag more conveniently provided by inspection hole and expansion joint, achievees the purpose that antiseep：When needing replacing air bag
When, air bag is taken out from maintenance hole, and new air bag one end is penetrated into air bag groove 3 at maintenance hole and is renewed.Period can use steel
Silk is drawn through expansion joint and airbag wall fracture, or is pulled using old air bag., can be from inspection during tunnel construction
Xiu Dong inserts position the air bag of unaerated, and is inflated by air-filled pore, and sealing system is formed with miscellaneous part.
1 setting position of air bag sets bladder joint, and bladder joint is set in maintenance hole, and bladder joint includes outer patch
Formula waterstop 13, external labeling type waterstop 13 are laterally attached to the outside of air bag 1, and 13 both ends of external labeling type waterstop connect with fixing piece
Connect, fixing piece uses fixing bolt 14 in the present embodiment；13 tight air bag 1 of external labeling type waterstop, external labeling type waterstop 13
Two lining concrete are fixed on by fixing bolt 14.
Waterproof mineral grease 2 is set between outer pasting type waterstop 13 and air bag 1, and waterproof mineral grease 2 uniformly fills outer
The gap of pasting type waterstop 13 and air bag 1.
Semicircular in shape at external labeling type waterstop 13 and 1 cooperation of air bag, 13 both ends of external labeling type waterstop are to opposite with air bag 1
Direction extension.
The specific implementation process of the utility model inflatable waterstop is：
During Tunnel Second Lining Construction, after the completion of splash guard 7, external labeling type rubber fastening band 6 apply, secondary lining of constructing
Reinforcing bar, serves as a contrast reinforcement welding by the anchoring piece 12 and two of air bag groove 3, then builds template, pour into a mould secondary lining concrete.
After the completion of above step bitumastic 4, and full-filling waterproof mineral grease are inserted using the fracture between air bag groove 3
2, air bag 1 is loaded into air bag groove 3, using inflator pump 9, air bag 1 is inflated by inflating port 5, passes through gas in gas replenishment process
Pressure table 8 is monitored inner gas pressure, air bag and airbag wall is combined closely, and inflating port 5 is sealed after the completion of inflation.
The hidden beauty of waterstop of the utility model, can replace replacing the larger steel side of difficulty during the operation of current tunnel
Rubber fastening band, replacement difficulty is small, easy to later maintenance.It is and easy for construction, it is possible to increase the waterproof ability at tunnel expansion joint,
The tunnel operation phase can easily be replaced.
The foregoing is merely the preferred embodiment of the application, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of changeable type inflatable waterstop for Tunneling by mining method, it is characterized in that, including air bag groove, the air bag groove
Setting is bonded with air bag, the air bag groove includes the two arc sections of jurisdiction being oppositely arranged, between the end of two arc sections of jurisdiction having and setting
Fixed gap, full-filling waterproof mineral grease between arc section of jurisdiction inner side and air bag, the connection of arc section of jurisdiction outside set multiple anchoring pieces.
2. inflatable waterstop as claimed in claim 1, it is characterized in that, vertical section and the tunnel cross-section phase of the air bag
Match somebody with somebody, the cross section of air bag is circle.
3. inflatable waterstop as claimed in claim 1, it is characterized in that, vertical section and the tunnel cross-section phase of the arc section of jurisdiction
Matching, the cross section of arc section of jurisdiction is semicircle.
4. inflatable waterstop as claimed in claim 1, it is characterized in that, the air bag is connected by pipeline with inflator pump.
5. inflatable waterstop as claimed in claim 4, it is characterized in that, inflating port is set on the pipeline, is set at inflating port
Put air gauge.
6. inflatable waterstop as claimed in claim 1, it is characterized in that, the air bag setting position sets bladder joint,
The bladder joint includes external labeling type waterstop, and external labeling type waterstop is laterally attached on the outside of air bag, external labeling type waterstop both ends
Portion is connected with fixing piece.
7. inflatable waterstop as claimed in claim 6, it is characterized in that, between the external labeling type waterstop and air bag full-filling prevent
Water mineral grease.
8. inflatable waterstop as claimed in claim 6, it is characterized in that, the external labeling type waterstop is with being in half at air bag cooperation
Circle, external labeling type waterstop both ends extend to the direction opposite with air bag.
9. inflatable waterstop as claimed in claim 1, it is characterized in that, the anchoring piece is in radial pattern on the outside of arc section of jurisdiction
Set, anchoring piece is fixedly connected with two lined steel muscle.
10. inflatable waterstop as claimed in claim 1, it is characterized in that, the curved pipe piece tip-clearance and tunnel water proofing
Bitumastic is filled between the external labeling type rubber fastening band attached on plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721310603.7U CN207297041U (en) | 2017-09-30 | 2017-09-30 | A kind of changeable type inflatable waterstop for Tunneling by mining method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721310603.7U CN207297041U (en) | 2017-09-30 | 2017-09-30 | A kind of changeable type inflatable waterstop for Tunneling by mining method |
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| Publication Number | Publication Date |
|---|---|
| CN207297041U true CN207297041U (en) | 2018-05-01 |
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ID=62413907
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| CN201721310603.7U Active CN207297041U (en) | 2017-09-30 | 2017-09-30 | A kind of changeable type inflatable waterstop for Tunneling by mining method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489435A (en) * | 2017-09-30 | 2017-12-19 | 济南市市政工程设计研究院（集团）有限责任公司 | A kind of changeable type inflatable waterstop for Tunneling by mining method |
| CN109797668A (en) * | 2019-03-28 | 2019-05-24 | 中通建工城建集团有限公司 | A kind of culvert waterproof construction and its construction method |
| CN110307015A (en) * | 2019-07-26 | 2019-10-08 | 安徽马钢矿业资源集团有限公司 | A kind of packaged type tunnel waterproofing device and method |
| CN115162410A (en) * | 2022-08-03 | 2022-10-11 | 中交第一航务工程局有限公司 | Sliding contact type pressure sealing device and application |
-
2017
- 2017-09-30 CN CN201721310603.7U patent/CN207297041U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107489435A (en) * | 2017-09-30 | 2017-12-19 | 济南市市政工程设计研究院（集团）有限责任公司 | A kind of changeable type inflatable waterstop for Tunneling by mining method |
| CN107489435B (en) * | 2017-09-30 | 2023-08-18 | 济南市市政工程设计研究院（集团）有限责任公司 | Replaceable inflatable water stop for mine tunnel |
| CN109797668A (en) * | 2019-03-28 | 2019-05-24 | 中通建工城建集团有限公司 | A kind of culvert waterproof construction and its construction method |
| CN110307015A (en) * | 2019-07-26 | 2019-10-08 | 安徽马钢矿业资源集团有限公司 | A kind of packaged type tunnel waterproofing device and method |
| CN115162410A (en) * | 2022-08-03 | 2022-10-11 | 中交第一航务工程局有限公司 | Sliding contact type pressure sealing device and application |
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