CN206784448U - A kind of filleting antipriming pipe for tunnel structure - Google Patents
A kind of filleting antipriming pipe for tunnel structure Download PDFInfo
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- CN206784448U CN206784448U CN201720246866.XU CN201720246866U CN206784448U CN 206784448 U CN206784448 U CN 206784448U CN 201720246866 U CN201720246866 U CN 201720246866U CN 206784448 U CN206784448 U CN 206784448U
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- pipe
- filleting
- wall
- water
- tunnel structure
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Abstract
It the utility model is related to a kind of filleting antipriming pipe for tunnel structure; include rigid water-permeable pipe; non-hardened liquid rubber, non-woven fabrics and isolation protection film are disposed with the outer wall of rigid water-permeable pipe from inside to outside; described rigid water-permeable pipe is made up of outer wall and inner frame, and the mesh density of outer wall is more than the mesh density of inner frame.The utility model be a kind of low cost, the feature of environmental protection be good, timeliness compared with it is long, deformability is big, and have secondary sealing effect, filleting filling hermetic seal pipe that coverage ratio is higher.It can for a long time store, be readily transported after the completion of production.Water resistance is preferably sealed using that can have at tunnel concrete parting of the present utility model, and caulking material is effective for a long time, it will not be failed because the time is remote, the deformability of caulking material is very strong, non-woven fabrics etc. can be expressed on the side wall of concrete after water swelling, still there is preferable waterproof action after water swelling.
Description
Technical field
A kind of construction material is the utility model is related to, more particularly to a kind of filleting antipriming pipe for tunnel structure.
Background technology
In the engineering of processing tunnel concrete liner seam, caulking material is typically taken to fill expansion joint, seam is internal to be buried
If rubber water-proof brings the purpose for reaching parting, sealing.In general, water-conveyance tunnel has circular cross-section, door opening tee section, rectangle
The concrete lining form of the various shapes such as section.No matter which kind of lining types, typically all along 10~12m of tunnel bearing of trend
Place sets ring concrete structure seam（Construction joint, expansion joint etc.）, the performance and water sealing structure of the water stop sealing material of seam crossing
Design form there is decisive role for the water proofing property of whole water transport structure.Rubber fastening band is high molecular synthetic material,
Longtime running, under the erosion of natural environment, the gradual aging of meeting, hardening, argillization, the time one are grown, and these materials may lose
Original elasticity, filleting sealing effect reduce, in addition the fixed trouble of rubber fastening band installation in construction, often occur in deviateing
Phenomena such as heart line.
Utility model content
The purpose of this utility model is to provide a kind of filleting antipriming pipe for tunnel structure, by inorganic material and organic material
Expect common performance filleting sealing effect, waterproof is preferably sealed using that can have at tunnel concrete parting of the present utility model
Performance, and caulking material is effective for a long time, will not be failed because the time is remote, the deformability of caulking material is very strong, can be with
It is deep into after water swelling among the space of concrete, inorganic material has preferable water proofing property in itself, after water swelling still
So there is preferable waterproof action.
Another purpose of the present utility model is to provide a kind of construction method of the filleting antipriming pipe for tunnel structure.
In order to solve the problems, such as that prior art is present, the technical solution adopted in the utility model is：
A kind of filleting antipriming pipe for tunnel structure, includes rigid water-permeable pipe, by interior on the outer wall of rigid water-permeable pipe
Outwards it is disposed with non-hardened liquid rubber, non-woven fabrics and isolation protection film 5, described rigid water-permeable pipe is by outer wall and interior
Framework composition, the mesh density of outer wall is more than the mesh density of inner frame.
Described rigid water-permeable pipe is hollow pipe, and its cross section is the T-shaped by a semi-circular shape structure and a side
Structure composition.
Graininess bentonite is filled with described inner frame.
Described isolation protection film is made up of high-density polyethylene plastics film and barrier paper, and barrier paper is positioned at outer
Layer.
Described barrier paper is the U.S. line paper that a kind of single or double scribbles adhesive sticker coating.
Described filleting antipriming pipe is fixed by steady pin or binding strap.
Described rigid water-permeable pipe semi-circular shape position is set with flexible porous tube.
A kind of construction method of filleting antipriming pipe for tunnel structure, comprises the following steps：
Step 1：One side installation filleting antipriming pipe, pastes isolation cloth（Paper）, unilateral casting concrete；
Step 2：After form removal, non-woven fabrics is pulled open, removes barrier paper；
Step 3：Opposite side filleting antipriming pipe is installed, two filleting antipriming pipes are become to the structure of an entirety；
Step 4：The isolation protection film of opposite side antipriming pipe is removed, non-woven fabrics is pasted, extrudes, be closely knit, and two antipriming pipes close
Two be one；
Step 5：After formwork, in opposite side casting concrete.
Advantage possessed by the utility model is with effect：
A kind of filleting antipriming pipe for tunnel structure of the utility model, rigid water-permeable pipe form fixed outer shape,
Inside the closely knit hole formed in rigid water-permeable pipe of inorganic material filling, mesh space, have the function that hermetic seal, it is organic
Material is coated on the outer wall of rigid water-permeable pipe, forms first of waterproof layer；Inorganic material bentonite has fabulous anti-permeability performance,
Coordinate the non-woven fabrics of outer wall parcel, after bentonite part water swelling, under the synergy of expansive force and Inner extrusion power,
Antipriming pipe is exactly a completely impermeable structure, while is constrained by the build of rigid water-permeable pipe, can be in tunnel lining
Building concrete seam crossing forms the waterstop sealing circle of a ring, and can has more the sealing ring so formed on the whole
Free deformability, the seam ring sealing formed is tight, permanently effective.Self-expanding is produced after the utility model water suction,
Filleting sealing effect is played jointly by inorganic material self waterproofing in Inner extrusion effect and the outer organic material of pipe, pipe, and wherein
More durable with more the larger deformability and comprehensively and effectively sealing ability of inorganic material, so as to avoiding organic material from failing
The infiltration defect brought, be a kind of low cost, the feature of environmental protection be good, timeliness compared with it is long, deformability is big, and have secondary sealing effect,
The higher filleting filling hermetic seal pipe of coverage ratio.It can for a long time store, be readily transported after the completion of production.It is new using this practicality
There can be preferably sealing water resistance at the tunnel concrete parting of type, and caulking material is effective for a long time, will not be because of
Time is remote and fails, and the deformability of caulking material is very strong, non-woven fabrics etc. can be expressed into concrete after water swelling
Side wall on, still there is preferable waterproof action after water swelling.The utility model is easy for construction, removes isolation protection film
Afterwards after the casting concrete of both sides；The various ways such as steel nail, supporting, suspention can be used to consolidate at fixed antipriming pipe position
It is fixed, as long as ensureing that sealing pipe joint is closely sealed.Built-in bentonite can keep dry state in a long time, non-hardened liquid rubber
Glue and non-woven fabrics play filleting sealing effect first, if non-hardened liquid rubber and non-woven fabrics failure, non-hardened liquid rubber
The bentonite of failure site slowly expands after can absorbing water, and has the function that secondary sealing at parting.Due to setting off for non-woven fabrics
Effect, bentonite will not be taken away by seepage flow, so as to reach long-term sealing effect.
Brief description of the drawings
Fig. 1 is casting concrete unilateral first, and the view of fixed filleting antipriming pipe is installed in template；
Fig. 2 removes the view of barrier paper to pull open non-woven fabrics；
Fig. 3 is installation opposite side filleting antipriming pipe, is coated with non-hardened liquid rubber, the shape of banding fixed opposite side antipriming pipe
State schematic diagram；
Fig. 4 is the view that non-woven fabrics is tightly squeezed in the sealing pipe outer wall newly installed；
After Fig. 5 is formwork, the view of opposite side concrete is poured；
Fig. 6 is a kind of structural representation of filleting antipriming pipe for tunnel structure of the utility model.
In figure：Circular cross-section tunnel 1, square-section tunnel 2, door opening tee section tunnel 3, filleting antipriming pipe 4, insulation blocking
It is film 5, non-woven fabrics 6, non-hardened liquid rubber 7, rigid water-permeable pipe 8, outer wall 9, inner frame 10, graininess bentonite 11, soft
Water pipe 12, barrier paper 13, steady pin 14, binding strap 15, polyacrylate releasing agent 16, template 17.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in fig. 6, a kind of filleting antipriming pipe for tunnel structure of the utility model, includes rigid water-permeable pipe 8, firmly
Non-hardened liquid rubber 7, non-woven fabrics 6 and isolation protection film 5 are disposed with the outer wall of formula water-permeable pipe 8 from inside to outside.
Described rigid water-permeable pipe 8 is plastic hollow pipe, be by high-density polyethylene material by being heated at high temperature, reeling off raw silk from cocoons,
Wind, be extruded to shape after formed, its cross section is made up of the T-shaped structure of a semi-circular shape structure and a side.
Described rigid water-permeable pipe 8 is made up of outer wall 9 and inner frame 10, is existed between outer wall and inner frame largely by various
The space that netted plastic bar is formed.Outer wall plastic wire mesh is smaller closeer, and inner frame mesh is thicker, the mesh density of outer wall 9
More than the mesh density of inner frame 10.The whole blind pipe of outer wall and inner frame composition both has mesh structural porous property, while has one
Fixed suppleness, there is certain bending ability.Outer wall mesh compared with it is small compared with it is close, hardness is big, play and maintain shape invariance
Effect.Inner frame mesh is thicker, can fill water or graininess bentonite 11 inside it.
Described graininess bentonite is a kind of natural sodium bentonite ore, through exploiting, crushing, grinding, balling-up, dry
It is in fine particulate after dry.Graininess bentonite has stronger barrier performance.There is the deformation of very little under dry powder compaction state, inhale
Equally there is barrier performance after water expansion.Graininess bentonite is densely filled in plastics by effects such as filling, vibration, extruding
In the outer wall of blind pipe and the reticulated void of inner frame.
Described isolation protection film is made up of high-density polyethylene plastics film and barrier paper 13.Isolation protection film
Effect has two aspects, outer packing of the one as whole antipriming pipe, plays a part of beautifying and decorating, is advantageous to product and stores, transport
Defeated, carrying；Secondly because high-density polyethylene plastics film has preferable waterproof and dampproof effect, as long as outer packing is not obvious
Breakage, can not made moist gas cut dye with the built-in bentonite of long period holding, keep antipriming pipe not deformed upon using preceding.
Described barrier paper is the U.S. line paper that a kind of single or double scribbles adhesive sticker coating, and barrier paper gathers positioned at high density
The outer layer of vinyl plastics film.Its role is to play a part of isolation, after nonwoven surface pastes this barrier paper, newly pour
The concrete built can not pass through barrier paper pollution, adhesion non-woven fabrics.After form removal, without firmly can be by non-woven fabrics easily from coagulation
Pulled open in soil, if barrier paper be placed in non-woven fabrics between non-woven fabrics and template can be both pasted on by barrier paper template it
On, while do not contacted directly with template surface, will not can be from coagulation by the pollution of releasing agent in template etc., barrier paper
Being come off on soil to be temporarily adhered on concrete.
Described non-woven fabrics is a kind of tough and tensile porous geotextile of about 2~5mm thin layer, has certain breathe freely, thoroughly
Water-based and toughness, the outer wall of rigid plastic french drain is tightly wrapped in, plays fixed bentonitic effect.When bentonite water swelling
When, bentonite clay particle can be by concrete and the gap dense extrusion of non-woven fabrics overcoat.
Described non-hardened liquid rubber is a kind of liquid rubber of uncured state, applies or be sprayed at blind pipe by hand
The surface of outer wall and non-woven fabrics, blind pipe and non-woven fabrics is set to be closely linked, non-hardened liquid rubber applies thickness and typically existed
2mm, after application, have waterproof, protection against the tide, it is permanent closed the characteristics of, non-hardened liquid rubber has very high viscosity, can make
Bentonite in blind pipe and blind pipe is bonded closely knit with non-woven fabrics.So as to be resistant to certain hydraulic pressure, ensure that whole body does not produce
Seepage.Before use, the site fluid rubber surface that outside does not have non-woven fabrics directly pastes isolation protection film, as long as removing during use
Isolation protection film, you can antipriming pipe is installed on and treated among casting concrete.
Described filleting antipriming pipe is fixed by steady pin 14 or binding strap 15.
Described steady pin is a kind of spike-like structures of plastic material, and its cap end can be embedded in the side of plastics blind pipe,
The other end can penetrate the preset hole of template, be used to fix, be tighter using plastic cap nut behind template.Can permanently it reside in
Among structure.
Described binding strap is a kind of cable boundling clamp of macromolecule material, with self-locking buckle, for by two beams
Shape structure colligation is in together.
Flexible porous tube 12 is set with the rigid semi-circular shape position of water-permeable pipe 8.Described built-in flexible porous tube is
A kind of inwall can be internal corrugated with permeable soft tubing, is typically made by steel wire ring and geotextiles, this pipeline
There is water-permeable and air permeable, can be chosen to install in this programme.I.e. graininess sodium bentonite can densely be stuffed entirely with
Inside the open circles of rigid plastic blind pipe and in reticulated void；Flexible porous tube can also be installed in rigid plastic blind pipe
Portion, the filler particles shape bentonite in the space outside blind pipe outer wall and flexible porous tube, if choose to install flexible porous tube foundation
Engineering real demand selects.
A kind of construction method of filleting antipriming pipe for tunnel structure, comprises the following steps：
Step 1：Filleting antipriming pipe is installed in the inner side of end template, fixes antipriming pipe using steady pin, plastic cap nut, makes
Non-woven fabrics is fixed on the inside of template with double-sided adhesive barrier paper, non-woven fabrics contact concrete side paste unilateral adhesive sticker every
From paper, the isolation protection film of sealing pipe outer wall parcel is removed, rigid water-permeable pipe T-shaped structure contact concrete one side end is exposed non-
Solidify liquid rubber, then casting concrete；
Step 2：After unilateral concreting, maintenance form removal, non-woven fabrics is pulled open, removes the barrier paper of non-woven fabrics both sides, is protected
Hold non-woven fabrics cleaning, dry；
Step 3：Opposite side filleting antipriming pipe is installed, it is embedding by two by way of steady pin is fixed or binding strap is fixed
Seam antipriming pipe links together；
Step 4：The isolation protection film for the sealing pipe outer wall installed after removal, remove T-shaped structure end contact concrete one
The isolation protection film of side, expose non-hardened liquid rubber, the non-woven fabrics of the antipriming pipe formerly installed is pasted, extruding, it is closely knit in
The outer wall for the antipriming pipe installed afterwards；The mutual adhesion of non-hardened liquid rubber that two antipriming pipes are exposed by semicircular end-face combines
Form the filleting structure of globality；
Step 5：After formwork, in opposite side casting concrete, filleting antipriming pipe is embedded among concrete structure seam.
Embodiment 1：
By taking the processing of tunnel lining concrete joint as an example, the rigid water-permeable pipe that suitable size is chosen in design is first according to, will
Flexible porous tube is installed to the circular part interior of rigid water-permeable pipe, by isolation protection film overcoat, non-woven wraps in rigid
The outer wall of water pipe, applied between non-woven fabrics and rigid water-permeable pipe and scrape one layer of non-hardened liquid rubber, will isolated using outer mold and protected
Cuticula overcoat and the sizing of non-woven fabrics squeezed tight, the filler particles shape bentonite clay material inside rigid water-permeable pipe, filling, vibration,
Dense extrusion.The filleting antipriming pipe plastic packaging made, store, be standby.
Specific construction technique is as follows：
Schematic diagram 1：Filleting antipriming pipe is installed in the inner side of end template, antipriming pipe is fixed using steady pin, plastic cap nut,
Non-woven fabrics is fixed on the inside of template using the mode for pasting double-sided adhesive barrier paper, non-woven fabrics contact concrete side is pasted
The barrier paper of unilateral adhesive sticker, remove the isolation protection film of sealing pipe outer wall parcel, especially the contact concrete one in T-type structure
Side end will expose non-hardened liquid rubber, subsequent casting concrete.
Schematic diagram 2：After unilateral concreting, maintenance form removal, non-woven fabrics is pulled open, removes the barrier paper of non-woven fabrics both sides,
Keep non-woven fabrics cleaning, dry.
Schematic diagram 3：Install opposite side filleting antipriming pipe, steady pin fix or banding fixed by way of it is embedding by two
Seam antipriming pipe becomes the structure of an entirety.In a small amount of non-hardened liquid rubber of inner side negative and positive angular position coating of non-woven fabrics.
Schematic diagram 4：The isolation protection film of new installation sealing pipe outer wall is removed, removes the new installation T-shaped end contact of antipriming pipe
The isolation protection film of concrete side, expose non-hardened liquid rubber, the non-woven fabrics of original antipriming pipe is pasted, extrudes, is closely knit
In the outer wall of new antipriming pipe.Two antipriming pipes are combined into one by non-woven fabrics, and two antipriming pipes are also exposed by semicircular end-face
The mutual adhesion of non-hardened liquid rubber combine to form the filleting structure of globality.
Schematic diagram 5：After formwork, in opposite side casting concrete, new structural joint is formed, and filleting antipriming pipe is also inlayed therewith
Among concrete structure seam, play filleting sealing effect first is non-solidification liquid rubber.Non-woven fabrics plays the work of pressure-bearing
With playing a part of two antipriming pipes connecting into an entirety, if uncured rubber has local defect, part occur and ooze
Leak source, bentonite inside antipriming pipe will local water swelling, the pressure-bearing for being squeezed effect and non-woven fabrics acts on, and nothing
Spinning cloth can prevent bentonite clay particle from being lost in, and can thus make bentonite and non-woven fabrics while play secondary sealing effect, and act on
It is more permanently effective.
Claims (7)
- A kind of 1. filleting antipriming pipe for tunnel structure, it is characterised in that：Include rigid water-permeable pipe, rigid water-permeable pipe it is outer Be disposed with non-hardened liquid rubber, non-woven fabrics and isolation protection film on wall from inside to outside, described rigid water-permeable pipe be by What outer wall and inner frame formed, the mesh density of outer wall is more than the mesh density of inner frame.
- A kind of 2. filleting antipriming pipe for tunnel structure according to claim 1, it is characterised in that：Described is rigid Water pipe is hollow pipe, and its cross section is made up of the T-shaped structure of a semi-circular shape structure and a side.
- A kind of 3. filleting antipriming pipe for tunnel structure according to claim 1 or 2, it is characterised in that：Described is interior Graininess bentonite is filled with framework.
- A kind of 4. filleting antipriming pipe for tunnel structure according to claim 1, it is characterised in that：Described isolation is protected Cuticula is made up of high-density polyethylene plastics film and barrier paper, and barrier paper is located at outer layer.
- A kind of 5. filleting antipriming pipe for tunnel structure according to claim 4, it is characterised in that：Described barrier paper The U.S. line paper of adhesive sticker coating is scribbled for a kind of single or double.
- A kind of 6. filleting antipriming pipe for tunnel structure according to claim 1, it is characterised in that：Described filleting stops Water pipe is fixed by steady pin or binding strap.
- A kind of 7. filleting antipriming pipe for tunnel structure according to claim 2, it is characterised in that：Described is rigid Water pipe semi-circular shape position is set with flexible porous tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246866.XU CN206784448U (en) | 2017-03-14 | 2017-03-14 | A kind of filleting antipriming pipe for tunnel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246866.XU CN206784448U (en) | 2017-03-14 | 2017-03-14 | A kind of filleting antipriming pipe for tunnel structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206784448U true CN206784448U (en) | 2017-12-22 |
Family
ID=60704070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720246866.XU Expired - Fee Related CN206784448U (en) | 2017-03-14 | 2017-03-14 | A kind of filleting antipriming pipe for tunnel structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206784448U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869184A (en) * | 2017-03-14 | 2017-06-20 | 辽宁华三建设工程技术有限公司 | A kind of filleting antipriming pipe and its construction method for tunnel structure |
| CN117264599A (en) * | 2023-09-26 | 2023-12-22 | 山东天平质量检测有限公司 | Preparation method and application of sealing material for concrete impermeability test |
-
2017
- 2017-03-14 CN CN201720246866.XU patent/CN206784448U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869184A (en) * | 2017-03-14 | 2017-06-20 | 辽宁华三建设工程技术有限公司 | A kind of filleting antipriming pipe and its construction method for tunnel structure |
| CN106869184B (en) * | 2017-03-14 | 2022-07-22 | 辽宁华三建设工程技术有限公司 | Construction method of caulking water stop pipe for tunnel structure |
| CN117264599A (en) * | 2023-09-26 | 2023-12-22 | 山东天平质量检测有限公司 | Preparation method and application of sealing material for concrete impermeability test |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171222 Termination date: 20210314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |