CN208153034U - Using the lining cutting waterproof/drainage structure of anti-viscous formula splash guard - Google Patents
Using the lining cutting waterproof/drainage structure of anti-viscous formula splash guard Download PDFInfo
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- CN208153034U CN208153034U CN201820156956.4U CN201820156956U CN208153034U CN 208153034 U CN208153034 U CN 208153034U CN 201820156956 U CN201820156956 U CN 201820156956U CN 208153034 U CN208153034 U CN 208153034U
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- viscous formula
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- drainage structure
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Abstract
The utility model provides a kind of lining cutting waterproof/drainage structure using anti-viscous formula splash guard.Including:Anti- viscous formula splash guard, lid pig's tongue, setting-up piece and geotextiles protective layer;The non-coated face of anti-viscous formula splash guard is laid on the geotextiles protective layer; setting-up piece is contacted by fixed point with anti-viscous formula splash guard fixation; fixed point uses lid pig's tongue adhesive seal; two lining cement concrete constructions are poured on the coated face of anti-viscous formula splash guard, anti-viscous formula splash guard is in conjunction with two lining cement concrete constructions.The anti-viscous formula splash guard of the utility model forms whole parallel water-proof system with two lining concrete bondings, can prevent underground water channeling.Anti- viscous formula splash guard does not have to be welded with hot melt washer, accelerates construction speed, and burn-through splash guard causes percolating water when avoiding because of welding.Anti- viscous formula splash guard good can be sticked together with lining concrete, avoid the behind leakiness phenomenon as caused by splash guard hollowing etc., better play waterproof effect.
Description
Technical field
The utility model relates to waterproof construction technology field more particularly to a kind of anti-rows of lining cutting using anti-viscous formula splash guard
Water-bound.
Background technique
Pear flower top tunnel is located at Beijing northeast, the sub- town in Beijing Miyun County big city and the Chengde city town Liu Daohe,
Through two towns, full tunnel is in mountain area, and pear flower top tunnel entrance mileage is DIK85+116, and outlet mileage is DIK97+359, overall length
12243m is one-tunnel two-tracks tunnel, and tunnel interior lines spacing 5.0m, tunnel maximum buried depth is 542.77m.Surface water and rock cranny
Water is relatively developed, and water has seasonal variety.
Pear flower top Tunnel Design structurally waterproof is generally by gunite concrete, totally-enclosed flexible web waterproof layer and secondary lining
The composition such as impermeable structure.Secondary lining concrete uses water-proof concrete, and seepage-resistant grade is not less than P10, when underground water is sent out
When educating or having aggressivity to concrete, seepage-resistant grade is not less than P12.Arch wall position is laid between Tunnel and secondary lining
" EVA splash guard+geotextiles " is used as waterproof layer, and EVA splash guard is with a thickness of 1.5mm, and wherein base material thickness is 1.0mm, and width is
2.8m, lengths per roll of tape are not less than 28m, and geotextiles weight is not less than 400g/m2。
Currently, conformability poor, the face the comfortable tunnel Chu Zhi bumps of conventional waterproof plate in the prior art and concrete surface
When out-of-flatness, gauffer is easily formed, forms hollowing behind, especially in cold area mountain tunnel, splash guard behind hollowing may
Convergence is catchmented, and frost heave occurs for cold season in winter, is damaged to tunnel structure, and operation security is threatened.
Utility model content
The embodiments of the present invention in order to overcome the problems of the prior art, provide a kind of use and instead glue formula splash guard
Lining cutting waterproof/drainage structure.
To achieve the goals above, the utility model takes following technical solution.
A kind of lining cutting waterproof/drainage structure using anti-viscous formula splash guard, including:Anti- viscous formula splash guard, lid pig's tongue, fixed pad
Piece and geotextiles protective layer;
The non-coated face of the anti-viscous formula splash guard is laid on the geotextiles protective layer, and the setting-up piece passes through solid
Fixed point is contacted with the anti-viscous formula splash guard fixation, and the fixed point uses the lid pig's tongue adhesive seal, in the anti-viscous formula
Two lining cement concrete constructions, the anti-viscous formula splash guard and the two linings cement concrete knot are poured on the coated face of splash guard
Structure combines.
Further, the anti-viscous formula splash guard includes EVA substrate, adhesive polymer glue-line and weather-proof anti-sticking film, institute
The surface that adhesive polymer glue-line is compounded in EVA substrate is stated, the weather-proof anti-stick coating is compounded in institute's adhesive polymer glue
The surface of layer.
Further, the lid pig's tongue is the double-deck single-coated foam using PET as tire base, on two surfaces up and down of PET film
Compound one layer of adhesive polymer glue-line respectively, is coated with weather-proof anti-stick coating film on the surface of an adhesive polymer glue-line, another
The surface recombination release film of one adhesive polymer glue-line.
Further, the anti-viscous formula splash guard includes the anti-viscous formula splash guard of circumferential anti-viscous formula splash guard and longitudinal direction, described
The anti-viscous formula splash guard overlap joint of circumferential anti-viscous formula splash guard and the longitudinal direction, lap-joint are sealed using the lid pig's tongue.
Further, the lap of splice of the anti-viscous formula splash guard of the circumferential anti-viscous formula splash guard and the longitudinal direction is not less than
10cm, lap-joint are not less than 15mm using double weld seam welding, weld width.
Further, the spacing of the fixed point is arranged in blossom type, and the fixed point uses the lid mouth of 10cm × 10cm
Adhesive seal.
Further, advanced two linings, the 12~24m of construction of the laying of the anti-viscous formula splash guard, and work is excavated with excavation face
Face keeps certain safe distance.
Further, the anti-viscous formula splash guard is fixed using steel nail and setting-up piece cooperation.
Further, the splash guard with isolation film is laid at construction joint.
The utility model embodiment is anti-viscous it can be seen from the technical solution that above-mentioned the embodiments of the present invention provide
Formula splash guard forms whole parallel water-proof system with two lining concrete bondings, can prevent underground water channeling.Anti- viscous formula waterproof
The quality of plate is soft, light-weight, it is easier to be laid with.Anti- viscous formula splash guard does not have to be welded with hot melt washer, accelerates construction
Progress avoids because burn-through splash guard causes percolating water when welding.Anti- viscous formula splash guard can be good with lining concrete
It is sticked together, largely avoids the behind leakiness phenomenon as caused by splash guard hollowing etc., better play anti-
Water effect.
The additional aspect of the utility model and advantage will be set forth in part in the description, these will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram of viscous formula splash guard provided by the embodiment of the utility model;
Fig. 2 be a kind of lining cutting waterproof/drainage structure using anti-viscous formula splash guard provided by the embodiment of the utility model by outer and
Interior structure chart;
A kind of Fig. 3 concrete structure diagram of lid pig's tongue provided by the embodiment of the utility model;
Fig. 4 is a kind of construction flow chart of the anti-viscous formula splash guard of laying provided by the embodiment of the utility model.
Specific embodiment
The embodiments of the present invention is described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein
Same or similar label indicates same or similar element or element with the same or similar functions from beginning to end.Lead to below
It crosses the embodiment being described with reference to the drawings to be exemplary, is only used for explaining the utility model, and cannot be construed to practical to this
Novel limitation.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being used in the specification of the utility model
Wording " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or
Add other one or more features, integer, step, operation, element, component and/or their group.It should be understood that working as us
Element is claimed to be " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or can also be with
There are intermediary elements.In addition, " connection " used herein or " coupling " may include being wirelessly connected or coupling.It is used herein to arrange
Diction "and/or" includes one or more associated any cells for listing item and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term) there is meaning identical with the general understanding of those of ordinary skill in the utility model fields.Also
It should be understood that those terms such as defined in the general dictionary should be understood that have in the context of the prior art
The consistent meaning of meaning will not be explained in an idealized or overly formal meaning and unless defined as here.
For convenient for the understanding to the utility model embodiment, done by taking several specific embodiments as an example below in conjunction with attached drawing into
The explanation of one step, and each embodiment does not constitute the restriction to the utility model embodiment.
The structure of viscous formula splash guard provided by the embodiment of the utility model a kind of as shown in Figure 1, mainly include EVA substrate 1,
Adhesive polymer glue-line 2 and weather-proof anti-sticking film 3, wherein adhesive polymer glue-line is compounded in a surface of EVA substrate, resistance to
It waits anti-stick coating and is compounded in the surface of adhesive polymer glue-line, only one face of EVA substrate is coated with adhesive polymer glue-line and resistance to
Wait anti-sticking film.For example, in one layer of butyl rubber of surface recombination of ethylene-vinyl acetate copolymer modified poly ethylene (EVA) sheet layer
Glue class macromolecule pressure-sensitive self-adhesive, then it is weather-proof anti-sticking in compound one layer of the upper surface of butyl type rubber macromolecule pressure-sensitive self-adhesive
Coated film, formed can with pour the viscous formula splash guard together with two lining concrete bindings.
A kind of knot of tunnel water proofing system using anti-viscous formula splash guard provided by the embodiment of the utility model from outside to inside
Composition is as shown in Fig. 2, include anti-viscous formula splash guard, lid pig's tongue, setting-up piece and geotextiles protective layer;
The non-coated face of the anti-viscous formula splash guard is laid on the geotextiles protective layer, and the setting-up piece passes through solid
Fixed point is contacted with the anti-viscous formula splash guard fixation, and the fixed point uses the lid pig's tongue adhesive seal, in the anti-viscous formula
Two lining cement concrete constructions, the anti-viscous formula splash guard and the two linings cement concrete knot are poured on the coated face of splash guard
Structure combines.
Anti- viscous formula splash guard tunnel water proofing system refers to using formula splash guard is instead glued, and is first laid in construction using anti-bonding anti-
Then water plate pours two lining Portland cement concrete (PCC) structures on the adhesive polymer glue surface of splash guard, splash guard is with after
The two lining concrete structures that phase pours form the combination effect of close attachment bonding.
(1) the specific structure is shown in FIG. 3 for a kind of lid pig's tongue provided by the embodiment of the utility model, lid pig's tongue include with
PET (Polyethylene terephthalate, poly terephthalic acid class plastics) film is the double-deck single-coated foam of tire base,
Compound one layer of adhesive polymer glue-line 2 is distinguished on two surfaces up and down of PET film 5, applies on the surface of an adhesive polymer glue-line
There is weather-proof anti-stick coating film 3, in the surface recombination release film 5 of another adhesive polymer glue-line.The weather-proof anti-stick coating film applied
Covering sealing etc. is mechanically fixed for long edge lap, sectional repair, penetrability:
The waterproof principle of above-mentioned anti-viscous formula splash guard is as follows:
In the casting process of two lining concrete, adhesive polymer glue-line reacts anti-viscous formula splash guard with cement slurry,
Formd between the upstream face and self-adhesive glue layer of two lining concrete it is continuous whole it is firm it is mechanical interlocked as it is Nian Jie, resist
Infiltration and channelling of the water to two lining concrete surfaces.
The construction of tunnel structure guarded drainage is to complete to check and accept in Tunnel, and tunnel clearance meets design on inspection and wants
The related structure guarded drainage construction operation carried out after asking mainly includes basal plane inspection processing, the installation of draining blind pipe, geotextiles paving
If, splash guard be laid with etc. processes.A kind of construction technology process of the anti-viscous formula splash guard of laying provided by the embodiment of the utility model
Figure is as shown in figure 4, include following construction point:
(1) anti-viscous formula splash guard should not have a connector in the length that specification determines, surfacing, neat in edge, flawless,
The defect that the influences such as mechanical damage, folding line, hole, bubble and abnormal adhesion use.
(2) advanced two linings, 12~24m of construction is answered in anti-viscous formula splash guard laying, and keeps certain with excavation face excavated surface
Safe distance.
(3) anti-viscous formula splash guard, which is laid with, fixes, and needs according to the closely buffering geotextiles protection inwardly of the non-coated face of splash guard
Layer, glue outward-facing direction are laid with fixation.
(4) anti-viscous formula splash guard is fixed using steel nail+gasket, and fixed point is pasted close using the lid pig's tongue of 10cm × 10cm
Envelope;Ring, longitudinal splash guard lap-joint use the lid pig's tongue not less than 10cm wide to seal.
(5) the anti-viscous formula splash guard lap of splice is not less than 10cm, is welded using double weld seams, and weld width is not less than 15mm,
Without solder skip, dry joint and burn-through phenomenon.
(6) using anti-viscous formula splash guard paragraph, arch wall lining cutting circular construction joint cancels the use of back patch waterstop, arch wall lining
It builds circular construction joint waterproof measure and is adjusted to " in buried rubber fastening band+water expandable waterstop " waterproof, water-swellable sealing
Item is located at the preliminary bracing side of middle buried water stop.
(7) have film, without membrane material collocation rationally, store classifiedly.
(8) protect splash guard not contaminated, in order to avoid influence adhesive effect.
(9) section splash guard is not poured not by Concrete contamination for protection at construction joint, it is necessary to use the waterproof with isolation film
Plate, such as two lining ends and inverted arch song wall section.
(10) lap of splice of splash guard is not less than 10cm, and fixed point spacing is arranged in blossom type, and every place lid pig's tongue
Sealing.
(11) splash guard with isolation film must be used at construction joint, it is not contaminated that protection does not pour section splash guard glue surface.
(12) sealing of lid pig's tongue must be covered at the longitudinal lap joint of splash guard ring.
(13) the single breaking point available dedicated lid pig's tongue repaired on waterproof roll is directly repaired.
(14) repairing waterproof roll breakage face must use the coiled material patch installing of same model.The size of patch should meet brokenly
There is the complete overlap joint greater than 100mm outside damage periphery.Damaged face is treated as when there are multiple breaking points in a certain range, is carried out big face and is repaired
It mends.
(15) repairing patch can be cut into round, ellipse or the shapes such as the rectangle in garden, square are repaired in corner.No matter
Must not there be sharp corner using the patch of which kind of shape, then be taken by the welding of repairing patch hot air welding gun or with dedicated
It connects adhesive tape and welds (Nian Jie) completely with coiled material, finally cover patch peripheral seam completely with special cap pig's tongue.
Some of the recommendations of anti-viscous formula splash guard during on probation
(1) with the splash guard of isolation film, tear portions isolation film is needed before pouring concrete, common cutter is ineffective.
(2) lid pig's tongue is transparent, and leak source should not check, can be set to coloured.
The economic benefit of anti-viscous formula splash guard:It is counted according in pear flower top tunnel trial state, anti-viscous formula splash guard and biography
System EVA splash guard compares, and except waterproof effect is well unexpected, also has following economic benefit:
EVA splash guard hangs longitudinal 12m needs:5 people 12 hours
Anti- viscous formula splash guard hangs longitudinal 12m needs:3 people 10 hours
Therefore one plate 12m lining waterproof layer of every laying, the anti-viscous cost-saved 750 yuan/plate (labour cost 25 of formula splash guard
Member/when), i.e.,:Save 62.5 yuan/linear meter(lin.m.).
Using effect and inspection:Pass through the examinations such as the fixed test of anti-viscous formula splash guard, soldering test, anti-pollution and water filling pressurization
It tests, core boring sampling test, knot is carried out to positions such as the big face of splash guard, the direct bearing of nailing, long side lap-joint and construction joints
Fruit finds Nian Jie secured between the self-adhesive glue layer of these position splash guards and two lining concrete.
It is filled the water in the pre-buried water injection pipe of vault self-adhesive glue layer and concrete binding position, the pressure of 0.3MPa can not be washed open certainly
The adhesive surface of viscose glue and concrete, when hydraulic pressure is more than 1.2MPa, hydraulic pressure washes self-adhesive glue layer from concrete binding surface open, and logical
Corning machine is crossed in position samples such as " at splash guard lap-joints, nailing threading, two lining concrete construction joints ", observation bond effect is good
It is good.
Above-mentioned anti-viscous formula splash guard is carried out respectively in April, 2017, June in historian's ditch tunnel and pear flower top tunnel
Practical probation.
In conclusion the anti-viscous more traditional EVA splash guard of formula splash guard of the utility model embodiment has as follows beneficial
Effect:
(1) in actual use, traditional EVA splash guard underground water often carries out channelling by breakpoint, and instead glues formula
Splash guard forms whole parallel water-proof system with two lining concrete bondings, can prevent underground water channeling.
(2) quality of anti-viscous formula splash guard is soft, light-weight, it is easier to be laid with, it is smooth to be easy paving.
(3) anti-viscous formula splash guard does not have to be welded with hot melt washer, accelerates construction speed, meanwhile, also avoid because
Burn-through splash guard causes percolating water when to weld.
(4) anti-viscous formula splash guard good can be sticked together with lining concrete, largely avoid due to
Behind leakiness phenomenon, better plays waterproof effect caused by splash guard hollowing etc..Breakage and the repairing of fold position are simple,
Same material splash guard hot wind bonding (bonding of glue and plate) can be used, temperature is relatively low, is easy welding, then sealed with lid pig's tongue
It is whole.
(5) nailing fixation is reliable, and construction is simple is high-efficient.
(6) overlap joint climbs welder using hot melt, and temperature is suitable, is firmly bonded, and will not scald and wear substrate.
(7) laying construction whole efficiency is high, can reduce 20% relative to common splash guard number of workers, the working time can
To reduce 20%.
Those of ordinary skill in the art will appreciate that:Attached drawing is the schematic diagram of one embodiment, module in attached drawing or
Process is not necessarily implemented necessary to the utility model.
Those of ordinary skill in the art will appreciate that:The component in device in embodiment can describe to divide according to embodiment
It is distributed in the device of embodiment, corresponding change can also be carried out and be located in one or more devices different from the present embodiment.On
The component for stating embodiment can be merged into a component, can also be further split into multiple subassemblies.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in
Change or replacement, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should
It is subject to the protection scope in claims.
Claims (9)
1. a kind of lining cutting waterproof/drainage structure using anti-viscous formula splash guard, which is characterized in that including:Anti- viscous formula splash guard, Gai Kou
Item, setting-up piece and geotextiles protective layer;
The non-coated face of the anti-viscous formula splash guard is laid on the geotextiles protective layer, and the setting-up piece passes through fixed point
It is contacted with the anti-viscous formula splash guard fixation, the fixed point uses the lid pig's tongue adhesive seal, in the anti-viscous formula waterproof
Two lining cement concrete constructions, the anti-viscous formula splash guard and the two linings cement concrete constructions knot are poured on the coated face of plate
It closes.
2. the lining cutting waterproof/drainage structure according to claim 1 using anti-viscous formula splash guard, which is characterized in that described anti-viscous
Formula splash guard includes EVA substrate, adhesive polymer glue-line and weather-proof anti-sticking film, and the adhesive polymer glue-line is compounded in EVA
One surface of substrate, the weather-proof anti-sticking film are compounded in the surface of institute's adhesive polymer glue-line.
3. the lining cutting waterproof/drainage structure according to claim 2 using anti-viscous formula splash guard, which is characterized in that the lid mouth
Item is the double-deck single-coated foam using PET as tire base, distinguishes compound one layer of adhesive polymer glue on two surfaces up and down of PET film
Layer, is coated with weather-proof anti-stick coating film on the surface of an adhesive polymer glue-line, on the surface of another adhesive polymer glue-line
Compound release film.
4. the lining cutting waterproof/drainage structure according to claim 1 using anti-viscous formula splash guard, which is characterized in that described anti-viscous
Formula splash guard includes that circumferential direction instead glues formula splash guard and longitudinal anti-viscous formula splash guard, the anti-viscous formula splash guard of the circumferential direction and the longitudinal direction
Anti- viscous formula splash guard overlap joint, lap-joint are sealed using the lid pig's tongue.
5. the lining cutting waterproof/drainage structure according to claim 4 using anti-viscous formula splash guard, which is characterized in that the circumferential direction
The lap of splice of the anti-viscous formula splash guard of anti-viscous formula splash guard and the longitudinal direction is not less than 10cm, and lap-joint uses double weld seam welding,
Weld width is not less than 15mm.
6. the lining cutting waterproof/drainage structure according to claim 1 using anti-viscous formula splash guard, which is characterized in that the fixation
The spacing of point arranges that the fixed point uses the lid pig's tongue adhesive seal of 10cm × 10cm in blossom type.
7. the lining cutting waterproof/drainage structure according to claim 1 using anti-viscous formula splash guard, which is characterized in that described anti-viscous
Advanced two linings, the 12~24m of construction of the laying of formula splash guard, and certain safe distance is kept with excavation face excavated surface.
8. the lining cutting waterproof/drainage structure according to claim 1 using anti-viscous formula splash guard, which is characterized in that described anti-viscous
Formula splash guard is fixed using steel nail and setting-up piece cooperation.
9. the lining cutting waterproof/drainage structure according to claim 1 using anti-viscous formula splash guard, which is characterized in that in construction joint
Place is laid with the splash guard with isolation film.
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CN108150202A (en) * | 2018-01-30 | 2018-06-12 | 中铁二十二局集团第工程有限公司 | Using the lining cutting waterproof/drainage structure of anti-viscous formula splash guard |
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Cited By (1)
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CN108150202A (en) * | 2018-01-30 | 2018-06-12 | 中铁二十二局集团第工程有限公司 | Using the lining cutting waterproof/drainage structure of anti-viscous formula splash guard |
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