CN203247838U - Fully-buried basement side wall post-pouring belt advance water stop formwork - Google Patents
Fully-buried basement side wall post-pouring belt advance water stop formwork Download PDFInfo
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- CN203247838U CN203247838U CN 201320302261 CN201320302261U CN203247838U CN 203247838 U CN203247838 U CN 203247838U CN 201320302261 CN201320302261 CN 201320302261 CN 201320302261 U CN201320302261 U CN 201320302261U CN 203247838 U CN203247838 U CN 203247838U
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Abstract
The utility model relates to a fully-buried basement side wall post-pouring belt advance water stop formwork, and belongs to the technical field of building construction. The formwork comprises a lap plate, wherein two sides of the lap plate are fixed on the outer surfaces of side walls on two sides of a basement post-pouring belt by means of expansion bolts, the two sides of the lap plate are respectively provided with a row of expansion bolt penetrating holes vertically distributed at intervals, one row of the penetrating holes are long slotted holes extending in the horizontal direction, the other row of the penetrating holes are long slotted holes extending in the vertical direction, the outer surface of the lap plate is adhered to a waterproof layer extending to the outer surfaces of the side walls on the two sides of a basement, and the outer surface of the waterproof layer is a waterproof protection layer. So far, construction of the fully-buried basement side wall post-pouring belt advance water stop formwork is completed, and pouring of the post-pouring belt can be carried out later. According to the fully-buried basement side wall post-pouring belt advance water stop formwork, fully-buried permanent formwork advance water stop construction is adopted, and the fully-buried basement side wall post-pouring belt advance water stop formwork not only is convenient to construct, but also can adjust shrinkage distortion differences of the two side walls of the post-pouring belt of the basement in the longitudinal direction and the transverse direction, and effectively prevents water seepage for a long time.
Description
Technical field
The utility model relates to a kind of ater-casting advanced water-stopping facility, and especially a kind of fully buried basement side wall ater-casting advanced water-stopping template belongs to technical field of building construction.
Background technology
The ater-casting be in building operations for preventing monolithic reinforced concrete structure owing to temperature, shrinking uneven issuable harmful cracks, according to design or job specfication requirement, stay the temporary construction seam of establishing in sole plate, wall, beam relevant position.During construction, building unit temporarily is divided into some parts, shrinks through component inside after building, water again the concrete of smashing the constuction joint place, finally make pouring structure be linked to be integral body.
When building basement is positioned at groundwater table when following, the ater-casting concrete can only after main structure construction is finished, just can be built usually in the sidewall ater-casting.Construction period must continue to take dewatering measure, until after agent structure finishes and build the ater-casting concrete, can stop precipitation.The shortcoming that this conventional practice exists is: 1) the precipitation cost is higher, has increased construction costs; 2) the local cubic metre of earth in time backfill at place, ater-casting affects follow-up construction; 3) long term exposure of post-pouring belt of outer wall is made troubles to external wall waterproof construction, finished product protection.
Application number is several typical job practices and the structure that 200810062467.3,201010148056.3,201120235429.0,201210063458.2 Chinese patent application discloses respectively basement post-pouring zone, but for mainly be base plate, shrink the basement side wall that also has vertical settlement difference about being not suitable for both existing, directly employing certainly will be difficult to guarantee to prevent reliably and with long-term the basement side wall infiltration because of the shrinkage strain difference that can't take into account simultaneously both direction in length and breadth, and it is complicated that structure all seems, construction is trouble comparatively.
The utility model content
The purpose of this utility model is: for the limitation that above-mentioned prior art exists, propose a kind of fully buried basement side wall ater-casting advanced water-stopping template of seeping water of can permanently effectively preventing, provide simultaneously corresponding job practices.
In order to reach above purpose, fully buried basement side wall of the present utility model ater-casting advanced water-stopping template comprises that both sides are fixed on the lapping plate of the side wall external surface of basement post-pouring zone both sides by expansion bolt, the both sides of described lapping plate have respectively the expansion bolt perforation that row's vertical spacing distributes, the long slot bore that one row's perforation is extended for horizontal direction, the long slot bore that another row's perforation is extended for vertical, the external surface of described lapping plate adheres to the waterproofing course that extends to both sides basement side wall external surface.
Further, described waterproofing course external surface has fish tail and waterproof layer.
Further, be full of elastic sealant between described lapping plate and side wall external surface and expansion bolt, the nut.
So far namely finish the construction of fully buried basement side wall ater-casting advanced water-stopping template, can carry out building of ater-casting afterwards.Place, basement side wall ater-casting adopts fully buried place of the present utility model permanent formwork advanced water-stopping structure, not only easy construction, need not to remove, can enter as early as possible outer wall of basement waterproof construction and basic earthwork backfill, stop precipitation, guarantee that follow-up construction carries out smoothly, and the long slot bore structure of the level of lapping plate and vertical can adjust the in length and breadth shrinkage strain difference of both direction of basement post-pouring zone two side, permanently effectively prevent infiltration.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the lapping plate structural representation of Fig. 1 embodiment.
The specific embodiment
Embodiment one
The fully buried basement side wall ater-casting advanced water-stopping template of the present embodiment as shown in Figure 1 and Figure 2, comprise that both sides are fixed on the lapping plate 3 of side wall 2 external surfaces of basement post-pouring zone both sides by expansion bolt 1, this lapping plate is made of the 3mm steel plate, both sides have respectively the expansion bolt perforation 3-1 that row's vertical spacing distributes, the long slot bore that one row's perforation in left side is extended for horizontal direction, the long slot bore that row's perforation on right side is extended for vertical.The external surface of lapping plate 3 adheres to the waterproofing course 4 that extends to both sides basement side wall external surface.Waterproofing course 4 external surfaces are extruded sheet fish tail and waterproof layer 5.W among Fig. 1 is the ater-casting width.
Fully buried basement side wall of the present utility model ater-casting advanced water-stopping template construction method step is as follows:
The first step, making both sides have respectively the lapping plate of row's vertical spacing distribution expansion bolt perforation, and wherein row's perforation is the long slot bore of horizontal direction extension, and another row's perforation is the long slot bore that vertical is extended;
Second step, by the spacing between each long slot bore geometric center, bury expansion bolt underground in the side wall external surface correspondence of basement post-pouring zone both sides;
The 3rd goes on foot, each perforation of lapping plate is aligned respectively be inserted in corresponding expansion bolt, fixes with nut; In order further to guarantee waterproof effect, all fill with elastic sealant (for example glass cement) between lapping plate and side wall external surface and expansion bolt, the nut;
The 4th step, adhere to the waterproofing course that extends to both sides basement side wall external surface at the external surface of lapping plate;
The 5th the step, install the extruded sheet waterproofing course additional at the waterproofing course external surface;
The 6th step, the backfill earthwork outside fish tail and waterproof layer, compaction in layers.
Adopt the ater-casting advanced water-stopping way of the present embodiment, external wall waterproof, stemming operation are fulfiled ahead of schedule, the general layout that is conducive to the upper body construction is finished early, and basement is the group of envelope in time, avoids the intrusion of rainwater, construction water and foreign material.
Compare with common construction Technique of Late Poured Band; avoided the secondary construction of exterior wall outboard template; save the conventional steel plate for sealing water that should arrange in the both sides, ater-casting, also saved the quadratic cost of basic unit place amount, waterproof and the topping etc. of conventional way after the concreting of ater-casting.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (3)
1. fully buried basement side wall ater-casting advanced water-stopping template, comprise that both sides are fixed on the lapping plate of the side wall external surface of basement post-pouring zone both sides by expansion bolt, it is characterized in that: the both sides of described lapping plate have respectively the expansion bolt perforation that row's vertical spacing distributes, the long slot bore that one row's perforation is extended for horizontal direction, the long slot bore that another row's perforation is extended for vertical, the external surface of described lapping plate adheres to the waterproofing course that extends to both sides basement side wall external surface.
2. fully buried basement side wall according to claim 1 ater-casting advanced water-stopping template, it is characterized in that: described waterproofing course external surface has fish tail and waterproof layer.
3. fully buried basement side wall according to claim 2 ater-casting advanced water-stopping template is characterized in that: be full of elastic sealant between described lapping plate and side wall external surface and expansion bolt, the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320302261 CN203247838U (en) | 2013-05-29 | 2013-05-29 | Fully-buried basement side wall post-pouring belt advance water stop formwork |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320302261 CN203247838U (en) | 2013-05-29 | 2013-05-29 | Fully-buried basement side wall post-pouring belt advance water stop formwork |
Publications (1)
| Publication Number | Publication Date |
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| CN203247838U true CN203247838U (en) | 2013-10-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320302261 Expired - Lifetime CN203247838U (en) | 2013-05-29 | 2013-05-29 | Fully-buried basement side wall post-pouring belt advance water stop formwork |
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| CN (1) | CN203247838U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615019A (en) * | 2013-12-16 | 2014-03-05 | 中建八局第四建设有限公司 | Method for plugging outer wall post-cast strip in advance |
| CN104141321A (en) * | 2014-05-16 | 2014-11-12 | 中国建筑第四工程局有限公司 | Basement side wall late poured band blocking method and used blocking steel plate |
| CN110700268A (en) * | 2019-10-14 | 2020-01-17 | 中国十七冶集团有限公司 | Construction method for backfilling foundation pit at post-cast strip of basement wall plate in advance |
-
2013
- 2013-05-29 CN CN 201320302261 patent/CN203247838U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615019A (en) * | 2013-12-16 | 2014-03-05 | 中建八局第四建设有限公司 | Method for plugging outer wall post-cast strip in advance |
| CN103615019B (en) * | 2013-12-16 | 2016-04-27 | 中建八局第四建设有限公司 | The method for blocking in advance of post-pouring belt of outer wall |
| CN104141321A (en) * | 2014-05-16 | 2014-11-12 | 中国建筑第四工程局有限公司 | Basement side wall late poured band blocking method and used blocking steel plate |
| CN110700268A (en) * | 2019-10-14 | 2020-01-17 | 中国十七冶集团有限公司 | Construction method for backfilling foundation pit at post-cast strip of basement wall plate in advance |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131023 |
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| CX01 | Expiry of patent term |