CN2876187Y - Composite back sticking type water stopping belt - Google Patents
Composite back sticking type water stopping belt Download PDFInfo
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- CN2876187Y CN2876187Y CN 200620008094 CN200620008094U CN2876187Y CN 2876187 Y CN2876187 Y CN 2876187Y CN 200620008094 CN200620008094 CN 200620008094 CN 200620008094 U CN200620008094 U CN 200620008094U CN 2876187 Y CN2876187 Y CN 2876187Y
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Abstract
The utility model relates to a back-sticking water-stop tape, including a belt-shape base-body. One side of the base-body is provided with a rack, and injecting holes are arranged on both wings of the base-body. The injecting holes and the rack are arranged on the same side, and the injecting holes can be round, oval, rectangular or in a bridge shape. Furthermore, maintenance holes can be arranged on both wings of the base-body, and expansion holes can be arranged on the middle part of the base-body, or combine the above said deployments. The utility model can be used to seal the concrete construction joints and movement joints of a bridge, tunnel, underground project, hydropower station and other projects and as well as to prevent water/creepage of a dam, artificial lake, pool, sewage farm, etc. The water-stop tape can occlude the concrete tightly and adapt to large deformation; mortar can be injected directly and multiple maintenance can be guaranteed. The utility model guarantees direct injection of mortar, all-round maintenance, larger water-proof area, convenient, high-efficient and low-cost construction.
Description
Technical field
The utility model relates to a kind of waterstop, relates in particular to a kind ofly can weld with splash guard, directly slip casting, can multiple maintenance repair, adapt to the compound back sticking type waterstop of large deformation.
Background technology
In construction of tunnel, splash guard adopts empty shop method to be fixed on the basal plane of sprayed mortar.Splash guard is easy to occur damaged when laying, and causes percolating water to enter between splash guard and two lining structures, oozes out in structure leakiness or cracking position.For solving this difficult problem, need the subregion filling system to be set on the waterproofing course surface, the tunnel water proofing region separation is opened, prevent that the seepage of individual areas from scurrying into other anti-aqua region, but its basic demand is can subregion slip casting maintenance again.
The subregion filling system of prior art adopts the back sticking type waterstop, is welded on the splash guard surface, utilizes the tooth bar that is provided with on the back sticking type waterstop to carry out subregion, reduces the water phenomenon to occur scurrying.Tooth bar is arranged on a side of matrix, in order to concrete permeation pathway well fixing and that prolong water to be arranged, reaches the purpose of sealing, and opposite side is a plane; Simultaneously between the tooth bar of back sticking type waterstop, grouting tube is set, is used for slip casting.But the back sticking type waterstop of this form of structure is under the complicated factor of different construction environments, constructional materials and geographical conditions, and its effect and effect are not satisfactory, conclude and get up to exist following technological deficiency:
(1) the back sticking type waterstop is welded on the form of structure that splash guard surface, grouting tube be arranged between tooth bar and makes the position of grouting tube that very big randomness be arranged; and the fixing operation of grouting tube is very loaded down with trivial details; when construction environment is complicated; protection to grouting tube in the work progress is difficult to, and has reduced efficiency of construction.
(2) grouting tube can only once grouting, still has leakage problem after the engineering completion, can't carry out remediation, is difficult to guarantee workmanship;
(3) deflection of back sticking type waterstop is very little, and when the concrete sedimentation was big, waterstop often caused fracture because of not satisfying deformation requirements, makes waterstop lose percolation-proof, the effect of leak-stopping water.
The utility model content
The purpose of this utility model provides a kind of compound back sticking type waterstop, effectively solves the technical problem of the slip casting unreasonable structure of prior art existence, and further solves technical problems such as prior art can not be safeguarded, deflection is little.
To achieve these goals, the utility model provides a kind of compound back sticking type waterstop, comprises belt body shape matrix, and a side surface of matrix is provided with tooth bar, and the both wings of matrix also are provided with injected hole.
Described injected hole is arranged to and described tooth bar homonymy, is circular, ellipse, rectangle or bridge shape.
On the technique scheme basis, the both wings of matrix can be provided with services aperture, and the middle part of matrix can also be provided with telescopic hole, or combinations thereof.
The utility model is at the defective of prior art, provides a kind of and can weld with splash guard, directly slip casting, can multiple maintenance have repaired, adapts to the compound back sticking type waterstop of large deformation.By at the direct injected hole of slip casting of matrix both wings setting, solved in the prior art construction place, the complicated processes of fixing, protection grouting tube, efficiency of construction is improved greatly.At the matrix both wings services aperture is set,, can repeats slip casting, repeatedly safeguard, thoroughly solve seepy question, improved workmanship by services aperture if problem repeats to take place after still can not solving seepy question or slip casting after the slip casting.At matrix middle part telescopic hole is set, has improved the ability that adapts to large deformation, guaranteed the function of the utility model percolation-proof, leak-stopping water.
In optimal technical scheme of the present invention, according to the design feature of back sticking type waterstop, the utility model provides a kind of bridge shape telescopic hole structure, has both met engineering and has used, and satisfies the designing requirement that adapts to aximal deformation value again.
In sum, the utility model combines the advantage of back sticking type waterstop and ejection for water plugging band, can or use directly slip casting separately with the splash guard welding, can multiple maintenance repair, adapt to big distortion, accomplished multi-faceted slip casting, full maintenance, it is convenient to construct, improve reliability, reduced cost, can thoroughly solve the leakage problem of constuction joint, deformation joint.The utility model is fit to be applied to the waterproof, seepage control of engineerings such as the sealing of cast-in-situ concrete constuction joints such as bridges and culverts, tunnel, underground construction, power station, deformation joint and dam, artificial lake, pond, sewage-farm.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 a is the structural representation of the oval injected hole of the utility model;
Fig. 2 b is the structural representation of the utility model rectangle injected hole;
Fig. 2 c is the structural representation of the utility model bridge shape injected hole;
Fig. 3 is the structural representation of the utility model band services aperture;
Fig. 4 is the structural representation of the utility model band telescopic hole;
Fig. 5 a is the structural representation of the utility model rectangle telescopic hole;
Fig. 5 b is the structural representation of the utility model bridge shape telescopic hole;
Fig. 6 is the structural representation of the utility model band services aperture and telescopic hole;
Fig. 7 is a construction view of the present utility model.
Description of reference numerals:
The 1-matrix; The 2-injected hole; The 3-tooth bar; The 4-services aperture;
The 5-telescopic hole; 51-bridge shape telescopic hole top; 52-bridge shape telescopic hole bottom.
The specific embodiment
Fig. 1 is a structural representation of the present utility model.As shown in Figure 1, the agent structure of compound back sticking type waterstop comprises belt body shape matrix 1, is arranged on the injected hole 2 of matrix 1 both wings and the tooth bar 3 of matrix one side, and the opposite side of matrix 1 is a plane.Matrix 1 is an elastic-plastic material, can adopt materials such as polyvinyl chloride (PVC), TPV, rubber, and rubber can be ethylene propylene diene rubber, natural rubber, acrylonitrile-butadiene rubber, neoprene etc.Tooth bar 3 is arranged on a side of matrix 1, in order to concrete permeation pathway well fixing and that prolong water to be arranged, reaches subregion, reduces the purpose of scurrying the water phenomenon, and tooth bar 3 can be 1～5 pair.The opposite side of matrix 1 is a plane, is used to be welded on the splash guard surface.Injected hole 2 is symmetricly set on the both wings of matrix 1, and when being used for leaking after construction, by injected hole 2 slip castings, the slit that will leak is blocked with chemical grout, stops drainage.Because injected hole 2 is set directly on the matrix 1, its position is fixed, and does not also need extra layout, operation such as fixing during construction, and no matter how complicated construction environment is, and directly slip casting after the installation has greatly improved efficiency of construction.
As shown in Figure 1, according to the design feature of back sticking type waterstop, injected hole 2 of the present utility model is arranged on the side surface of matrix 1, and promptly injected hole 2 is arranged to and tooth bar 3 homonymies, the center line of misalignment matrix 1 thickness direction of injected hole 2.The main purpose of this form of structure be when guaranteeing construction matrix 1 and opposite side have preferably with splash guard and fit the raising construction quality; Simultaneously, this form of structure is arranged in the concrete effective area of injected hole 2 to greatest extent, can strengthen slip casting efficient, improves repair efficiency.
Fig. 2 a～Fig. 2 c is the structural representation of the utility model ellipse, rectangle, bridge shape injected hole.According to the design feature of back sticking type waterstop, consider factors such as production, transportation and raising construction quality and reinforcement slip casting efficient, injected hole 2 can adopt ellipse (shown in Fig. 2 a), rectangle (shown in Fig. 2 b), bridge shape (shown in Fig. 2 c) structure.Obviously, injected hole 2 shapes can also adopt other close form of structure.
On the technique scheme basis, other form of structure of the present utility model specify as follows:
Embodiment one
Fig. 3 is the structural representation of the utility model band services aperture.On technical scheme basis shown in Fig. 1, Fig. 2 a～Fig. 2 c, matrix 1 both wings of compound back sticking type waterstop also are provided with services aperture 4, the quantity of services aperture 4 is 1～3 pair, if problem repeats to take place after still can not solving seepy question or slip casting after the slip casting, can carry out secondary, three times or repeatedly slip casting by services aperture 4, thoroughly solve seepy question.The services aperture 4 of present embodiment is 2 pairs, and obviously, services aperture 4 both can be arranged on matrix 1 end, in the outside of injected hole 2, also can be arranged near matrix 1 middle part, in the inboard of injected hole 2.Therefore present embodiment by services aperture 4 is set, has been realized repetition slip casting, has repeatedly been safeguarded except that the advantage with technical scheme shown in Fig. 1, Fig. 2 a～Fig. 2 c, has improved workmanship.
Embodiment two
Fig. 4 is the structural representation of the utility model band telescopic hole.On technical scheme basis shown in Fig. 1, Fig. 2 a～Fig. 2 c, matrix 1 middle part of compound back sticking type waterstop also is provided with telescopic hole 5, the setting of telescopic hole 5 can increase the deflection of waterstop greatly, improve the compound back sticking type waterstop of the utility model and adapt to deformation ability, can realize the effect of percolation-proof, leak-stopping water for a long time, reliably.Telescopic hole 5 can be circle, arc, ellipse, rhombus, rectangle or triangle etc., and by the deflection decision that constuction joint, deformation joint require, the telescopic hole 5 of present embodiment is arc or semicircle, and is simple in structure, convenient production.
Fig. 5 a is the structural representation of the utility model rectangle telescopic hole, can increase the deflection of waterstop.Fig. 5 b is the structural representation of the utility model bridge shape telescopic hole, can further improve the deflection of waterstop.The telescopic hole 5 of Fig. 4, Fig. 5 a and Fig. 5 b is the upper and lower part structure, and top thickness is suitable with matrix 1 thickness, greater than bottom thickness, when the stressed stretching of waterstop, the bottom part is broken, and arc, rectangle or bridge shape top part can provide the moderate finite deformation amount after launching.At the bridge shape telescopic hole shown in Fig. 5 b, bridge shape top 51 thickness are 3～12 millimeters, and bridge shape bottom 52 is 2～4 millimeters, is preferably: bridge shape top 51 thickness are 6 millimeters, and bridge shape bottom 52 thickness are 2 millimeters.
Embodiment three
Fig. 6 is the structural representation of the utility model band services aperture and telescopic hole.On the utility model embodiment one and embodiment two technical scheme bases, matrix 1 middle part of compound back sticking type waterstop is provided with telescopic hole 5, and both wings are provided with services aperture 4, and the quantity of services aperture 4 is 1～3 pair.Telescopic hole 5 can increase the deflection of waterstop greatly, and services aperture 4 can be carried out secondary, three times or repeatedly slip casting, thoroughly solves seepy question.Present embodiment combines the characteristics of injected hole 2, services aperture 4 and telescopic hole 5, directly slip casting, can be multiple maintenance repair, adapts to big distortion, make and construct conveniently, reliability is higher, has thoroughly solved the leakage problem of constuction joint, deformation joint.
Fig. 7 is a construction view of the present utility model.Compound back sticking type waterstop sheet belt body thickness is generally at the 4-20 millimeter, and width is the 250-500 millimeter, and length is 30 meters/volume.In work progress, the one side of compound back sticking type waterstop is welded on the splash guard 6, and telescopic hole 5 is arranged on the centre of deformation joint, constuction joint, has increased the deflection of waterstop greatly, improves waterstop and adapts to deformation ability.If owing to construction quality problem or other reason, water can ooze out along the slit between waterstop and concrete, causes serious consequence, at this moment just can repair the slit by injected hole 2 slip castings.Before waterstop was installed, injected hole 2 usefulness blades had been drawn gap, drainage occurred as if constuction joint, deformation joint, can be by Grouting Pipe slip casting in injected hole 2 under certain pressure, and slurries ooze out from gap, fill up the slit, reach stagnant water effect.If once grouting DeGrain or repeat to take place the seepage phenomenon can carry out secondary grouting, three times or repeatedly slip casting by services aperture 4, reach desirable stagnant water effect.Certainly, buried water stop used during the compound back sticking type waterstop of the utility model also can be used as.
It should be noted last that, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the spirit and scope of technical solutions of the utility model.
Claims (10)
1. a compound back sticking type waterstop comprises belt body shape matrix, and a side surface of described matrix is provided with tooth bar, it is characterized in that, the both wings of described matrix also are provided with injected hole.
2. compound back sticking type waterstop as claimed in claim 1 is characterized in that, described injected hole is arranged to and described tooth bar homonymy.
3. compound back sticking type waterstop as claimed in claim 1 is characterized in that, described injected hole is circle, ellipse, rectangle or bridge shape.
4. as the arbitrary described compound back sticking type waterstop of claim 1～3, it is characterized in that the both wings of described matrix also are provided with services aperture.
5. as the arbitrary described compound back sticking type waterstop of claim 1～3, it is characterized in that the middle part of described matrix also is provided with telescopic hole.
6. compound back sticking type waterstop as claimed in claim 4 is characterized in that the middle part of described matrix also is provided with telescopic hole.
7. compound back sticking type waterstop as claimed in claim 4 is characterized in that described services aperture is 1～3 pair.
8. compound back sticking type waterstop as claimed in claim 5 is characterized in that, described telescopic hole is semicircle, rectangle or bridge shape.
9. compound back sticking type waterstop as claimed in claim 4 is characterized in that, described services aperture is arranged to and described tooth bar homonymy.
10. compound back sticking type waterstop as claimed in claim 5 is characterized in that, described telescopic hole is arranged to and described tooth bar homonymy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620008094 CN2876187Y (en) | 2006-03-15 | 2006-03-15 | Composite back sticking type water stopping belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620008094 CN2876187Y (en) | 2006-03-15 | 2006-03-15 | Composite back sticking type water stopping belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2876187Y true CN2876187Y (en) | 2007-03-07 |
Family
ID=37819424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620008094 Expired - Lifetime CN2876187Y (en) | 2006-03-15 | 2006-03-15 | Composite back sticking type water stopping belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2876187Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812850A (en) * | 2010-04-09 | 2010-08-25 | 衡水大禹工程橡塑科技开发有限公司 | Ethylene-vinyl acetate copolymer back-pasting type waterstop |
| CN104775622A (en) * | 2015-02-16 | 2015-07-15 | 中交第二航务工程局有限公司 | Waterstop belt grouting method |
| CN112240215A (en) * | 2020-10-23 | 2021-01-19 | 中铁工程装备集团有限公司 | Waterproof structure between water-stop strip and prefabricated component and construction method of waterproof structure |
-
2006
- 2006-03-15 CN CN 200620008094 patent/CN2876187Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812850A (en) * | 2010-04-09 | 2010-08-25 | 衡水大禹工程橡塑科技开发有限公司 | Ethylene-vinyl acetate copolymer back-pasting type waterstop |
| CN104775622A (en) * | 2015-02-16 | 2015-07-15 | 中交第二航务工程局有限公司 | Waterstop belt grouting method |
| CN112240215A (en) * | 2020-10-23 | 2021-01-19 | 中铁工程装备集团有限公司 | Waterproof structure between water-stop strip and prefabricated component and construction method of waterproof structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070307 |
|
| EXPY | Termination of patent right or utility model |