CN219196060U - Waterproof structure of bottom plate post-pouring belt - Google Patents
Waterproof structure of bottom plate post-pouring belt Download PDFInfo
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- CN219196060U CN219196060U CN202222977767.2U CN202222977767U CN219196060U CN 219196060 U CN219196060 U CN 219196060U CN 202222977767 U CN202222977767 U CN 202222977767U CN 219196060 U CN219196060 U CN 219196060U
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Abstract
The utility model provides a waterproof structure of a bottom plate post-pouring belt, which comprises a bottom plate structural layer, a post-pouring belt, a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer; a first joint is formed between the post-pouring belt and two sides of the bottom plate structural layer, a second joint is formed between the two bottom plate structural layers at the bottom of the post-pouring belt, the second joint is positioned at the center of the post-pouring belt, and sealant is filled in the second joint; the bottom of the bottom plate structure layer is sequentially provided with a concrete protection layer, a spray-coated quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer from top to bottom; through the technical scheme, the waterproof performance of the bottom plate post-cast strip can be effectively improved.
Description
Technical Field
The utility model relates to the technical field of building waterproofing, in particular to a waterproof structure of a bottom plate post-pouring strip.
Background
The post-cast strip is a concrete strip reserved at corresponding positions of a foundation slab, a wall and a beam according to design or construction specification requirements in order to prevent harmful cracks of a cast-in-situ reinforced concrete structure caused by uneven self shrinkage or uneven settlement in building construction. After the slurry is filled and solidified, the gap at the joint of the post-cast strip is required to be sealed and waterproof, waterproof asphalt coating or waterproof asphalt coiled material is paved at the joint of the post-cast strip to be waterproof, and the waterproof treatment mode is adopted, so that the sealing effect is poor and the problem of water leakage is easy to occur.
Disclosure of Invention
The utility model aims to provide a waterproof structure of a bottom plate post-cast strip, which solves the problem that a top plate of the post-cast strip in the prior art is poor in waterproof performance.
The utility model provides a waterproof structure of a bottom plate post-pouring belt, which comprises a bottom plate structural layer, a post-pouring belt, a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer;
a first seam is formed between the post-pouring strip and two sides of the bottom plate structural layer;
a second joint is formed between the two bottom plate structural layers at the bottom of the post-pouring belt, the second joint is positioned at the center of the post-pouring belt, and sealant is filled in the second joint;
the bottom of the bottom plate structure layer is sequentially provided with a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer from top to bottom.
Further, a water stop is arranged at the first joint.
Further, the spraying quick setting rubber asphalt waterproof paint layer adopts quick setting rubber asphalt waterproof paint, and the thickness of the quick setting rubber asphalt waterproof paint layer is 2mm-3mm.
Further, the first waterproof membrane layer adopts a self-adhesive waterproof coiled material, and the thickness of the first waterproof membrane layer is 1mm-2mm.
Further, the second waterproof film layer adopts a high-density polyethylene film, and the thickness of the second waterproof film layer is 0.5mm-1mm.
Further, a thickening waterproof coating layer is arranged between the spraying quick setting rubber asphalt waterproof coating layer and the first waterproof film layer.
Further, the thickened waterproof paint layer adopts quick setting rubber asphalt waterproof paint, and the thickness of the thickened waterproof paint layer is 1mm.
Adopt above-mentioned technical scheme, compare with prior art, the bottom plate post-cast strip waterproof construction that this application provided's beneficial effect is:
the post-pouring belt waterproof structure comprises a bottom plate structural layer, a post-pouring belt, a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer; a first joint is formed between the post-pouring belt and two sides of the bottom plate structural layer, a second joint is formed between the two bottom plate structural layers at the bottom of the post-pouring belt, the second joint is positioned at the center of the post-pouring belt, and sealant is filled in the second joint; the bottom of the bottom plate structure layer is sequentially provided with a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer from top to bottom. Wherein, concrete protection layer, among this technical scheme, first seam is located the upper end both sides of second seam, and keep apart through the post-cast strip, play the effect of delaying water flow through second seam overflow first seam, utilize from spraying quick setting rubber asphalt waterproof paint layer that sets gradually under the top, first waterproof membranous layer, the waterproof membranous layer of second, play abundant waterproof seal effect between concrete protection layer and the concrete cushion, combine first waterproof membranous layer and the waterproof membranous layer of second simultaneously can guarantee the waterproof layer and closely laminate between the concrete cushion, and have certain deformability, can increase the waterproof layer and adapt to the performance of matrix deformation.
Through the technical scheme, the waterproof performance of the bottom plate post-cast strip can be effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a waterproof structure of a floor post-cast strip provided by the application.
In the figure: 1-a floor structural layer; 2-post-pouring belt; 3-a concrete protective layer; 4-spraying a quick-setting rubber asphalt waterproof paint layer; 5-a first waterproof membrane layer; 6-a second waterproof membrane layer; 7-concrete cushion layers; 8-thickening the waterproof paint layer; 11-a first seam; 12-a water stop; 13-second seam.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "center", "inner", "outer", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the waterproof structure of the bottom plate post-cast strip 2 provided by the embodiment of the application comprises a bottom plate structural layer 1, a post-cast strip 2, a concrete protection layer 3, a spray-coating quick-setting rubber asphalt waterproof paint layer 4, a first waterproof film layer 5, a second waterproof film layer 6 and a concrete cushion layer 7;
a first joint 11 is formed between the post-pouring strip 2 and two sides of the bottom plate structural layer 1; the two first joints 11 are respectively provided with a water stop belt 12, or the first joints 11 are filled with sealant, so that the first joints 11 are waterproof sealed;
a second joint 13 is formed between the two bottom plate structural layers 1 at the bottom of the post-pouring belt 2, the second joint 13 is positioned at the center of the post-pouring belt 2, and sealant is filled in the second joint 13; the first joint 11 is positioned at two sides of the upper end of the second joint 13, and the second joint 13 is isolated from the first joint 11 by the post-pouring strip 2, so that the effect of delaying water from overflowing into the first joint 11 through the second joint 13 is achieved;
the bottom of the bottom plate structure layer 1 is provided with a concrete protection layer 3, a spray-coating quick-setting rubber asphalt waterproof paint layer 4, a first waterproof film layer 5, a second waterproof film layer 6 and a concrete cushion layer 7 from top to bottom in sequence.
Specifically, the quick setting rubber asphalt waterproof paint layer 4 is sprayed by adopting quick setting rubber asphalt waterproof paint, and the thickness of the quick setting rubber asphalt waterproof paint layer is 2mm-3mm.
A thickening waterproof coating layer 8 is arranged between the spraying quick-setting rubber asphalt waterproof coating layer 4 and the first waterproof membrane layer 5, and the thickening waterproof coating layer 8 adopts quick-setting rubber asphalt waterproof coating, and the thickness is 1mm.
It should be noted that, the spray-coating quick-setting rubber asphalt waterproof paint layer 4 and the thickening waterproof paint layer 8 in this embodiment may be a spray-coating quick-setting rubber asphalt waterproof paint disclosed in the patent number CN 201711183357.8; the spray-coating quick-setting rubber asphalt waterproof paint comprises a component A and a component B; the component A comprises anionic hard emulsified asphalt and polymer latex, and the penetration of the anionic hard emulsified asphalt is 30.50; the component B comprises a coagulant, has the characteristics of high tensile strength, good heat resistance and low-temperature flexibility, and is suitable for high-temperature construction environment and low-temperature environment.
Preferably, the first waterproof membrane layer 5 is a self-adhesive waterproof roll, and the thickness of the self-adhesive waterproof roll is 1mm-2mm.
Preferably, the second waterproofing membrane layer 6 is a High Density Polyethylene (HDPE) film having a thickness of 0.5mm to 1mm.
When the waterproof film is actually paved, the first waterproof film layer 5 and the second waterproof film layer 6 are required to be respectively beyond the width of 250mm at the two first joints 11, so that the surrounding areas of the joints are fully jointed, and the waterproof capability is improved.
Through setting up foretell two-layer waterproof membrane layer, when using, can guarantee the inseparable laminating between waterproof layer and the concrete cushion 7 to have certain deformability, and then can increase the waterproof layer and adapt to the performance of matrix deformation.
The post-cast strip 2 waterproof structure provided in this embodiment has at least the following advantages: the first seam 11 is located the upper end both sides of second seam 13 to keep apart through post-cast strip 2, play the effect of delaying water flow through second seam 13 and overflow into first seam 11, utilize spraying quick setting rubber asphalt waterproof paint layer 4 that sets gradually from top to bottom, first waterproof rete 5, second waterproof rete 6, play abundant waterproof sealing effect between concrete protective layer 3 and the concrete cushion 7, combine first waterproof rete 5 and second waterproof rete 6 simultaneously can guarantee the inseparable laminating between waterproof layer and the concrete cushion 7, and have certain deformability, can increase the waterproof layer and adapt to the performance of matrix deformation, through this technical scheme, can effectively improve the waterproof performance of bottom plate post-cast strip 2.
Finally, it should be noted that: in the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described by differences from other embodiments, and identical and similar parts between the embodiments are only required to be seen with each other; the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; embodiments and features of embodiments in this application may be combined with each other without conflict. Such modifications, substitutions and combinations do not depart from the spirit of the utility model.
Claims (7)
1. The waterproof structure of the bottom plate post-pouring belt is characterized by comprising a bottom plate structural layer, a post-pouring belt, a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer;
a first seam is formed between the post-pouring strip and two sides of the bottom plate structural layer;
a second joint is formed between the two bottom plate structural layers at the bottom of the post-pouring belt, the second joint is positioned at the center of the post-pouring belt, and sealant is filled in the second joint;
the bottom of the bottom plate structure layer is sequentially provided with a concrete protection layer, a spray-coating quick-setting rubber asphalt waterproof paint layer, a first waterproof film layer, a second waterproof film layer and a concrete cushion layer from top to bottom.
2. The floor post-cast strip waterproof structure according to claim 1, wherein a water stop is provided at the first joint.
3. The base plate post-cast strip waterproof structure according to claim 1, wherein the spray-coating quick-setting rubber asphalt waterproof paint layer is quick-setting rubber asphalt waterproof paint, and the thickness of the spray-coating quick-setting rubber asphalt waterproof paint layer is 2mm-3mm.
4. The waterproof structure of the bottom plate post-pouring strip according to claim 1, wherein the first waterproof film layer is made of a self-adhesive waterproof coiled material, and the thickness of the first waterproof film layer is 1mm-2mm.
5. The base post-cast strip waterproof structure according to claim 1, wherein the second waterproof film layer is a high-density polyethylene film with a thickness of 0.5mm to 1mm.
6. The floor post-cast strip waterproof structure according to claim 1, wherein a thickened waterproof paint layer is provided between the spray-applied rapid-hardening rubber asphalt waterproof paint layer and the first waterproof film layer.
7. The base post-cast strip waterproof structure according to claim 6, wherein the thickened waterproof paint layer is a quick setting rubber asphalt waterproof paint with a thickness of 1mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222977767.2U CN219196060U (en) | 2022-11-09 | 2022-11-09 | Waterproof structure of bottom plate post-pouring belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222977767.2U CN219196060U (en) | 2022-11-09 | 2022-11-09 | Waterproof structure of bottom plate post-pouring belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219196060U true CN219196060U (en) | 2023-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222977767.2U Active CN219196060U (en) | 2022-11-09 | 2022-11-09 | Waterproof structure of bottom plate post-pouring belt |
Country Status (1)
| Country | Link |
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| CN (1) | CN219196060U (en) |
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- 2022-11-09 CN CN202222977767.2U patent/CN219196060U/en active Active
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