CN212104217U - Waterproof construction structure between basement bottom plate and supporting pile - Google Patents
Waterproof construction structure between basement bottom plate and supporting pile Download PDFInfo
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- CN212104217U CN212104217U CN202020630137.6U CN202020630137U CN212104217U CN 212104217 U CN212104217 U CN 212104217U CN 202020630137 U CN202020630137 U CN 202020630137U CN 212104217 U CN212104217 U CN 212104217U
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Abstract
The utility model relates to a waterproof construction structure between basement bottom plate and supporting pile, including stratum basale, bed course, supporting pile, waterproof layer and soleplate, the utility model discloses simple structure, and construction convenience, waterproof performance advantage such as stronger; a waterproof layer which is a double-layer waterproof coiled material is laid above the cushion layer, extends to the upper surface of the foundation slab and is pasted on the outer side of the basement outer wall to serve as a first waterproof protective layer; the protective layer laid between the waterproof layer and the foundation slab forms self-waterproofing of a concrete structure and serves as a second waterproof protective layer, so that underground water leakage can be well avoided; in addition, the gap between the supporting pile and the waterproof layer arranged on the end face of the foundation bottom plate are filled with vertical backfill soil and tamped, so that the problem of construction inconvenience caused by uneven gaps can be solved, the problem of waterproof construction between the basement bottom plate and the supporting pile with higher requirement on waterproof performance in the construction process can be well solved, and the construction quality is improved.
Description
Technical Field
The utility model relates to a waterproof construction structure between basement bottom plate and supporting pile belongs to building engineering basement waterproofing engineering technical field.
Background
At present in the building engineering construction, during basement foundation slab construction along with going on behind the foundation ditch excavation, on the one hand because waterproofing membrane thickness and construction quality control's is not enough, and on the other hand is great because fender pile and fender pile clearance to lead to waterproofing membrane can't directly lay in fender pile surface basic unit, so the foundation slab is very easily taken place the infiltration after the construction, and the foundation slab is also destroyed easily to the last buoyancy of groundwater in addition.
Therefore the utility model relates to a waterproof construction structure between basement bottom plate and supporting pile, solution that can be fine is to waterproof construction between the higher basement bottom plate of waterproof requirement and supporting pile.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a waterproof construction structure between basement bottom plate and supporting pile to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a waterproof construction structure between a basement bottom plate and supporting piles comprises a base layer, a cushion layer, supporting piles, a waterproof layer and a foundation bottom plate, wherein the supporting piles are vertically arranged on one side of the foundation bottom plate, the waterproof layer, the cushion layer and the base layer are sequentially paved below the foundation bottom plate, and the waterproof layer extends to the upper surface of the foundation bottom plate from the connecting part of the foundation bottom plate and the supporting piles; arranging a basement outer wall on the upper surface of the foundation bottom plate, and attaching a waterproof layer extending to the upper surface of the foundation bottom plate to the outer side of the basement outer wall; and a backfill gap is arranged between the basement outer wall and the supporting pile, and backfill soil is filled in the backfill gap.
Further, the base layer is tamped by using plain soil, and the cushion layer is paved by using C15 concrete as the cushion layer; and tamping the plain soil to excavate the foundation pit, tamping the soil at the bottom of the pit, and paving a C15 concrete layer as the cushion layer.
Further, a notch is formed between the supporting pile and the supporting pile, and vertical backfill soil is filled between the notch and a waterproof layer arranged on the end face of the foundation bottom plate and tamped; the supporting piles play a role in supporting and protecting after foundation pit excavation, the notch is firstly formed by erecting a formwork and backfilling C15 concrete and tamping the concrete to serve as a vertical waterproof base layer, the upper opening is higher than the foundation bottom plate, and the lower opening is flush with the cushion layer.
Further, the waterproof layer is laid to be a double-layer SBS waterproof coiled material; through the laying of double-deck SBS waterproofing membrane, as first waterproof layer for whole waterproof performance obtains further improvement.
Furthermore, a fine aggregate concrete protective layer is laid between the waterproof layer and the foundation slab; and paving the fine aggregate concrete between the waterproof layer and the foundation slab to form a concrete structure which is waterproof as a second waterproof protective layer and serves as a pouring base layer of the foundation slab, so that underground water leakage is effectively avoided.
Further, a support replacing belt is arranged between the end part of the foundation slab and the waterproof layer; the gap between the support pile and the foundation slab is supported through the support change belt, the thickness of the support change belt is the same as that of the foundation slab, the support change belt is arranged along the whole length of the support pile and the foundation slab, and the support effect is achieved between the support pile and the foundation slab.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of simple structure, convenient construction, stronger waterproof performance and the like; a waterproof layer which is a double-layer waterproof coiled material is laid above the cushion layer, extends to the upper surface of the foundation slab and is pasted on the outer side of the basement outer wall to serve as a first waterproof protective layer; the protective layer laid between the waterproof layer and the foundation slab forms self-waterproofing of a concrete structure and serves as a second waterproof protective layer, so that underground water leakage can be well avoided; in addition, the gap between the supporting pile and the waterproof layer arranged on the end face of the foundation bottom plate are filled with vertical backfill soil and tamped, so that the problem of construction inconvenience caused by uneven gaps can be solved, the problem of waterproof construction between the basement bottom plate and the supporting pile with higher requirement on waterproof performance in the construction process can be well solved, and the construction quality is improved.
Drawings
FIG. 1: is a schematic view of the cross-section structure of the utility model;
FIG. 2: is a schematic view of the overlooking structure of the utility model;
labeled as: 1. a base layer; 2. a cushion layer; 3. supporting piles; 4. vertically backfilling; 5. a waterproof layer; 6. a fine stone concrete protective layer; 7. a foundation slab; 8. replacing the supporting belt; 9. a basement exterior wall; 10. and (6) backfilling soil.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example 1
The waterproof construction structure between basement bottom plate and supporting pile that this embodiment provided, as shown in fig. 1-2: the waterproof foundation comprises a base layer 1, a cushion layer 2, supporting piles 3, a waterproof layer 5 and a foundation slab 7, wherein the supporting piles 3 are vertically arranged on one side of the foundation slab 7, the waterproof layer 5, the cushion layer 2 and the base layer 1 are sequentially paved below the foundation slab 7, and the waterproof layer 5 extends to the upper surface of the foundation slab 7 from the connecting part of the foundation slab 7 and the supporting piles 3; the upper surface of the foundation slab 7 is provided with a basement outer wall 9, the waterproof layer 5 extending to the upper surface of the foundation slab 7 is attached to the outer side of the basement outer wall 9, a backfill gap is arranged between the basement outer wall 9 and the support piles 3, and backfill soil 10 is filled in the backfill gap.
The embodiment also comprises the steps that the base layer 1 is tamped by using plain soil, the cushion layer 2 is paved by using C15 concrete as a cushion layer, the waterproof layer 5 is paved by using a double-layer SBS waterproof roll, and the fine aggregate concrete protective layer 6 is paved between the waterproof layer 5 and the foundation bottom plate 7; the foundation pit is characterized in that after a foundation pit is excavated, the soil body at the bottom of the pit is tamped to be used as a base layer 1, C15 concrete with the thickness of 100mm is paved to be used as a cushion layer 2, then a double-layer SBS waterproof coiled material is paved to be used as a waterproof layer 5, the double-layer SBS waterproof coiled material extends to the upper surface of a foundation slab 7 and is attached to the outer side of an outer wall 9 of a basement, a first waterproof protective layer is formed, the whole waterproof performance is further improved, the thickness of the foundation slab 7 is 700mm, the concrete strength grade is C35, the bottom reinforcing bars are bidirectional C14/16@150, the top reinforcing bars are bidirectional C16/18@150, a fine stone concrete protective layer with the thickness of 40mm is paved between the waterproof layer 5 and the foundation slab 7, a concrete structure is formed to be self-waterproof as a second waterproof protective layer, a base layer.
The embodiment also comprises that a notch is arranged between the supporting pile 3 and the supporting pile, vertical backfill 4 is filled between the notch and a waterproof layer 5 arranged on the end surface of the foundation bottom plate 7 for tamping, and a replacement brace 8 is arranged between the end part of the foundation bottom plate 7 and the waterproof layer 5; the supporting pile 3 plays a role in supporting and protecting after foundation pit excavation, a notch between the supporting pile 3 and the supporting pile is firstly supported and backfilled with C15 concrete and tamped to serve as a vertical waterproof base layer, the upper opening of the notch is 50mm higher than the foundation slab 7, the lower opening of the notch is flush with the bottom of the cushion layer 2, construction inconvenience caused by uneven notches can be solved, a gap between the supporting pile 3 and the foundation slab 7 is supported through the support changing belt 8, the thickness of the support changing belt 8 is 700mm same as that of the foundation slab 7, the support changing belt is arranged along the whole length of the supporting pile 3 and the whole length of the foundation slab 7, a supporting effect is played between the support changing belt and the foundation slab, the width of the outer wall of the basement is 300mm, and backfill soil 10 is filled in a backfilling gap between the supporting pile 3 and the outer wall 9 of the basement after the foundation slab 7 reaches the concrete.
The utility model discloses a use method:
firstly, a support pile is arranged after a foundation pit is excavated and is used for supporting and protecting, then, soil at the bottom of the pit is tamped after the foundation pit is excavated to be used as a substrate layer, then a C15 concrete layer is laid to be used as a cushion layer, then a double-layer SBS waterproof coiled material is laid on the cushion layer to be used as a waterproof layer, the waterproof coiled material extends to the upper surface of a foundation bottom plate and is attached to the outer side of an outer wall of a basement, and therefore the waterproof coiled material is used as a first waterproof protective layer, then a fine stone concrete layer is laid on the waterproof layer to be used as a protective layer, self-waterproofing of a concrete structure is formed, and the waterproof coiled material is used as a second waterproof.
Secondly, lay the soleplate on the fine aggregate concrete protective layer, the notch that sets up on between fender pile and the fender pile and set up and back fill with C15 concrete and tamp between soleplate terminal surface waterproof layer, as vertical waterproof basic unit, the last mouth of this notch is higher than soleplate, and its end flushes at the bottom of mouthful and the bed course, and sets up between soleplate tip and the waterproof layer and trade the stay strip, trades the stay strip thickness and is the soleplate, sets up along fender pile and soleplate overall length, plays the supporting role.
And finally, after the strength of the foundation base plate reaches the strength required by concrete design, the basement outer wall construction is started, the basement outer wall is arranged on the upper surface of the foundation base plate, and backfill construction is carried out in a gap between the support piles and the basement outer wall.
In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
In addition to the above embodiments, the present invention may have other embodiments. It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments or in other embodiments, and equivalents may be substituted for elements thereof without departing from the spirit or scope of the invention.
Claims (6)
1. The utility model provides a waterproof construction structure between basement bottom plate and supporting pile, includes stratum basale (1), bed course (2), supporting pile (3), waterproof layer (5) and soleplate (7), its characterized in that: the supporting piles (3) are vertically arranged on one side of the foundation bottom plate (7), the waterproof layer (5), the cushion layer (2) and the base layer (1) are sequentially paved below the foundation bottom plate (7), and the waterproof layer (5) extends to the upper surface of the foundation bottom plate (7) from the connecting part of the foundation bottom plate (7) and the supporting piles (3); arranging a basement outer wall (9) on the upper surface of the foundation bottom plate (7), and attaching the waterproof layer (5) extending to the upper surface of the foundation bottom plate (7) to the outer side of the basement outer wall (9); a backfill gap is arranged between the basement outer wall (9) and the supporting piles (3), and backfill soil (10) is filled in the backfill gap.
2. The waterproof construction structure between the basement bottom plate and the supporting piles as claimed in claim 1, wherein: the base layer (1) is tamped by using plain soil, and the cushion layer (2) is paved by using C15 concrete as a cushion layer.
3. The waterproof construction structure between the basement bottom plate and the supporting piles as claimed in claim 1, wherein: a notch is arranged between the supporting pile (3) and the supporting pile, and vertical backfill (4) is filled between the notch and the waterproof layer (5) arranged on the end face of the foundation bottom plate (7) and is tamped.
4. The waterproof construction structure between the basement bottom plate and the supporting piles as claimed in claim 1, wherein: the waterproof layer (5) is laid to be a double-layer SBS waterproof coiled material.
5. The waterproof construction structure between the basement bottom plate and the supporting piles as claimed in claim 1, wherein: and a fine aggregate concrete protective layer (6) is laid between the waterproof layer (5) and the foundation slab (7).
6. The waterproof construction structure between the basement bottom plate and the supporting piles as claimed in claim 1, wherein: and a support replacing belt (8) is arranged between the end part of the foundation slab (7) and the waterproof layer (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020630137.6U CN212104217U (en) | 2020-04-23 | 2020-04-23 | Waterproof construction structure between basement bottom plate and supporting pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020630137.6U CN212104217U (en) | 2020-04-23 | 2020-04-23 | Waterproof construction structure between basement bottom plate and supporting pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212104217U true CN212104217U (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020630137.6U Expired - Fee Related CN212104217U (en) | 2020-04-23 | 2020-04-23 | Waterproof construction structure between basement bottom plate and supporting pile |
Country Status (1)
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| CN (1) | CN212104217U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323016A (en) * | 2021-06-04 | 2021-08-31 | 中铁十一局集团西安建设有限公司 | Basement exterior wall and construction method thereof |
| CN114108647A (en) * | 2021-11-24 | 2022-03-01 | 中国一冶集团有限公司 | Front-mounted bottom plate support replacing system and construction method |
-
2020
- 2020-04-23 CN CN202020630137.6U patent/CN212104217U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323016A (en) * | 2021-06-04 | 2021-08-31 | 中铁十一局集团西安建设有限公司 | Basement exterior wall and construction method thereof |
| CN114108647A (en) * | 2021-11-24 | 2022-03-01 | 中国一冶集团有限公司 | Front-mounted bottom plate support replacing system and construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |