CN216766311U - Assembled concrete building post-cast strip stagnant water structure - Google Patents
Assembled concrete building post-cast strip stagnant water structure Download PDFInfo
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- CN216766311U CN216766311U CN202220197568.7U CN202220197568U CN216766311U CN 216766311 U CN216766311 U CN 216766311U CN 202220197568 U CN202220197568 U CN 202220197568U CN 216766311 U CN216766311 U CN 216766311U
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Abstract
The utility model discloses an assembled concrete building post-cast strip water stop structure in the field of steel structure buildings, which comprises a bottom plate, wherein a post-cast strip is preset in the middle of the bottom plate, a water stop layer is preset at the bottom of the bottom plate, the water stop layer is concave, a vertical expansion joint is arranged in the middle of the water stop layer, a water stop rubber strip is embedded in the expansion joint, reinforcing ribs are symmetrically arranged on two sides of the vertical expansion joint, continuous waterproof reinforcing structures are arranged at the bottoms of the bottom plate and the water stop layer, the connecting surface of the bottom plate and the post-cast strip is a concave surface, and a middle water stop strip is transversely arranged in the middle of the concave surface. The assembled concrete building post-cast strip water stop structure has the advantages of simple structure, convenience in construction, good waterproof effect and the like.
Description
Technical Field
The utility model relates to the field of fabricated buildings, in particular to a post-cast strip water stop structure of a fabricated concrete building.
Background
In the field of buildings, the demands of people on building industrialization are changed silently, concepts such as green buildings, sustainable development, energy conservation and emission reduction are gradually deeply paid attention to, and the conversion from the traditional extensive building production mode to intensive building becomes a key problem facing the current building industry. Under the background of the large environment, the assembly type building not only breaks through the limitation in the traditional house construction process, provides effective guarantee for the construction quality of the building engineering by utilizing advanced technical means, but also can effectively solve the phenomenon of labor resource shortage in the building market. Currently, the structural form of the fabricated building is mainly divided into fabricated concrete building and fabricated steel structure construction. Because the construction price of the fabricated concrete is relatively low, the fabricated concrete is widely applied to actual engineering.
The post-cast strip is a concrete strip reserved at the corresponding position of a foundation slab, a wall and a beam according to the design or construction specification requirement for preventing the occurrence of harmful cracks possibly generated due to the uneven self shrinkage or the uneven settlement of a cast reinforced concrete structure in the building construction. The post-cast strip temporarily divides the structure into a plurality of parts, the construction joint concrete is cast and tamped after a plurality of time after the internal contraction of the member, and the structure is connected into an integral zone. The post-cast strip water stop structure in the prior art has the problems of simple structure and poor waterproof effect, or has complex construction and high construction cost, and needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a water stop structure of a post-cast strip of an assembly type concrete building, which has the advantages of simple structure, convenience in construction and good waterproof effect, and can effectively prevent the water seepage of a basement of the assembly type concrete building.
The purpose of the utility model is realized as follows: the utility model provides an assembled concrete building post-cast strip stagnant water structure, includes the bottom plate, and the post-cast strip has been preset at the bottom plate middle part, and the stagnant water layer has been preset to the bottom plate bottom, and the stagnant water layer is spill and the middle part is equipped with vertical expansion joint, and the embedded stagnant water rubber strip that is equipped with of expansion joint, vertical expansion joint bilateral symmetry are provided with the strengthening rib, and bottom plate and stagnant water layer bottom are equipped with continuous waterproof additional strengthening, and the bottom plate is connected the face with the post-cast strip and is the notch face, and notch face middle part transversely is provided with the middle part waterstop. The assembled concrete building post-cast strip water stop structure has the advantages of simple structure, convenience in construction, good waterproof effect and the like.
As a further improvement of the utility model, the reinforcing rib comprises a horizontal bottom edge, the inner end of the horizontal bottom edge is provided with a vertical bending edge, the upper end of the vertical bending edge is provided with a lower horizontal bending edge, the outer end of the horizontal bottom edge is provided with an oblique extending edge, the upper end of the oblique extending edge extends to the upper side of the bottom plate all the time, the tail end of the oblique extending edge is provided with an outward upper horizontal bending edge, and the horizontal bottom edge, the vertical bending edge, the lower horizontal bending edge and the oblique extending edge are all arranged along the edge of the water stop layer. Through strengthening rib reinforcing structure intensity, guarantee that stagnant water rubber strip is in the clamping state all the time, improve water-proof effects.
As a further improvement of the waterproof structure, the waterproof reinforcing structure sequentially comprises a fine aggregate concrete protective layer, a waterproof layer and a concrete cushion layer from top to bottom, an externally-attached water stop belt is arranged in the middle of the fine aggregate concrete protective layer corresponding to the vertical expansion joint, and a water stop rubber strip is bonded with the upper surface of the externally-attached water stop belt, so that the waterproof effect is further guaranteed.
As a further improvement of the utility model, the middle water stop and the outer water stop both adopt water-swelling water stop strips which swell when encountering water, can expand and deform 2-3 times, fill all irregular surfaces, cavities and gaps of seams, and simultaneously generate huge contact pressure to thoroughly prevent leakage.
As a further improvement of the utility model, horizontal ribs are arranged at positions close to the upper side and the lower side in the bottom plate and penetrate through the post-pouring belt, so that the connection strength of the bottom plate and the post-pouring belt is further improved, and the leakage caused by deformation and the like is prevented.
As a further improvement of the utility model, the vertical reinforcing ribs are arranged on the inner sides of the reinforcing ribs, so that the structural strength is further improved.
As a further improvement of the utility model, the top parts of the bottom plate and the post-cast strip are provided with protective surface layers which play a role in waterproof protection for the bottom plate and the post-cast strip.
Drawings
Fig. 1 is a schematic view of a fabricated concrete building post-cast strip water stop structure of the present invention.
Wherein, 1 bottom plate, 2 post-cast strip, 3 stagnant water layers, 4 stagnant water rubber strips, 5 strengthening ribs, 6 middle part waterstops, 7 fine aggregate concrete protective layer, 8 waterproof layers, 9 concrete cushion, 10 outer waterstops, 11 perpendicular strengthening ribs, 12 horizontal muscle, 13 protection surface course.
Detailed Description
As shown in figure 1, a water stopping structure of assembled concrete building post-cast strip, including bottom plate 1, post-cast strip 2 has been preset at bottom plate 1 middle part, and water stopping layer 3 has been preset to bottom plate 1 bottom, and water stopping layer 3 is spill and the middle part is equipped with vertical expansion joint, and the embedded stagnant water rubber strip 4 that is equipped with of expansion joint. As shown in the figure, the connecting surface of the bottom plate 1 and the post-cast strip 2 is a concave surface, so that the water seepage prevention effect is better, and the connecting strength of the bottom plate 1 and the post-cast strip 2 is improved. The middle part of the concave surface is transversely provided with a middle water stop belt 6, so that the waterproof effect is further improved. The position that is close to upside and downside in the bottom plate 1 all is equipped with horizontal muscle 12, and horizontal muscle 12 passes 2 drawing-through settings in the post-cast strip to reinforcing bottom plate 1 and 2 joint strength in the post-cast strip prevent because of the seepage appears in reasons such as deformation. The top of the bottom plate 1 and the top of the post-cast strip 2 are provided with a protective surface layer 13, and the bottom plate 1 and the post-cast strip 2 are further protected from water.
In the stagnant water layer 3, vertical expansion joint bilateral symmetry is provided with strengthening rib 5. The strengthening rib 5 includes the horizontal base, and horizontal base inner has the vertical limit of bending, has vertical limit upper end of bending to have the horizontal limit of bending down, and horizontal base outer end has the slant and extends the limit, and the slant extends limit upper end and extends to 1 upside of bottom plate and the end and has the outside edge of bending of improving level all, and horizontal base, vertical limit of bending, the lower horizontal limit of bending, slant extend the limit and all set up along 3 borders on stagnant water layer. Through 5 reinforcing structure intensity of strengthening rib, guarantee that stagnant water rubber strip 4 is in the tight state of clamp all the time, improve water-proof effects. The vertical reinforcing ribs 11 are arranged on the inner sides of the reinforcing ribs 5, and the structural strength is further improved.
The bottom of the bottom plate 1 and the bottom of the water stop layer 3 are provided with continuous waterproof reinforcing structures. Waterproof additional strengthening from the top down includes pea gravel concrete protective layer 7, waterproof layer 8 and concrete cushion 9 in proper order, and pea gravel concrete protective layer 7 middle part corresponds vertical expansion joint position and is equipped with outer waterstop 10, and stagnant water rubber strip 4 and the surface bonding of outer waterstop 10 further guarantee water-proof effects. The middle water stop belt 6 and the outer water stop belt 10 both adopt water-swelling water stop strips, can generate 2-3 times of swelling deformation after meeting water, are full of all irregular surfaces, cavities and gaps of seams, generate huge contact pressure simultaneously, and thoroughly prevent leakage.
The 2 stagnant water structures in assembled concrete building post-cast strip of this embodiment has advantages such as simple structure, construction convenience and water-proof effects are good.
The present invention is not limited to the above-mentioned embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.
Claims (7)
1. The utility model provides an assembled concrete building post-cast strip stagnant water structure, includes the bottom plate, the post-cast strip has been preset at the bottom plate middle part, the bottom plate bottom has preset stagnant water layer, its characterized in that: the waterproof layer is spill and the middle part is equipped with vertical expansion joint, the embedded stagnant water rubber strip that is equipped with in expansion joint, vertical expansion joint bilateral symmetry is provided with the strengthening rib, bottom plate and stagnant water layer bottom are equipped with continuous waterproof additional strengthening, the bottom plate is connected the face with the post-cast strip and is the notch face, notch face middle part transversely is provided with the middle part waterstop.
2. The fabricated concrete building post-cast strip waterstop structure of claim 1, wherein: the strengthening rib includes the horizontal base, horizontal base inner has the vertical limit of bending, vertical limit upper end of bending has the horizontal limit of bending down, horizontal base outer end has the slant and extends the limit, the slant extends limit upper end and extends the board upside and the end has outside upper level limit of bending always, horizontal base, vertical limit of bending, lower horizontal limit of bending, slant extend the limit all along the stagnant water layer border setting.
3. The fabricated concrete building post-cast strip waterstop structure of claim 1, wherein: waterproof additional strengthening from the top down includes pea gravel concrete protective layer, waterproof layer and concrete cushion in proper order, pea gravel concrete protective layer middle part corresponds vertical expansion joint position and is equipped with pastes the waterstop outward, stagnant water rubber strip and paste the waterstop upper surface bonding outward.
4. The fabricated concrete building post-cast strip waterstop structure of claim 3, wherein: the middle water stop and the outer water stop adopt water-swelling water stop strips.
5. The fabricated concrete building post-cast strip waterstop structure of claim 1, wherein: the position that is close to upside and downside all is equipped with the level muscle in the bottom plate, the level muscle passes post-cast strip and draws through the setting.
6. The fabricated concrete construction post-cast strip water stop structure according to any one of claims 1 to 5, wherein: and vertical reinforcing ribs are arranged on the inner sides of the reinforcing ribs.
7. The fabricated concrete construction post-cast strip water stop structure according to any one of claims 1 to 5, wherein: and protective surface layers are arranged at the top of the bottom plate and the top of the post-pouring belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220197568.7U CN216766311U (en) | 2022-01-25 | 2022-01-25 | Assembled concrete building post-cast strip stagnant water structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220197568.7U CN216766311U (en) | 2022-01-25 | 2022-01-25 | Assembled concrete building post-cast strip stagnant water structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216766311U true CN216766311U (en) | 2022-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220197568.7U Active CN216766311U (en) | 2022-01-25 | 2022-01-25 | Assembled concrete building post-cast strip stagnant water structure |
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| Country | Link |
|---|---|
| CN (1) | CN216766311U (en) |
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2022
- 2022-01-25 CN CN202220197568.7U patent/CN216766311U/en active Active
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