CN214363563U - Subside post-cast strip and seal in advance and use french drain - Google Patents
Subside post-cast strip and seal in advance and use french drain Download PDFInfo
- Publication number
- CN214363563U CN214363563U CN202023322353.3U CN202023322353U CN214363563U CN 214363563 U CN214363563 U CN 214363563U CN 202023322353 U CN202023322353 U CN 202023322353U CN 214363563 U CN214363563 U CN 214363563U
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- CN
- China
- Prior art keywords
- layer
- rubble
- french drain
- post
- blind ditch
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- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000004576 sand Substances 0.000 claims abstract description 16
- 239000004744 fabric Substances 0.000 claims abstract description 13
- 239000012466 permeate Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims description 6
- 239000004746 geotextile Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 6
- 238000004062 sedimentation Methods 0.000 abstract description 6
- 238000011144 upstream manufacturing Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 7
- 238000005266 casting Methods 0.000 description 6
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a subside post-cast strip and seal in advance and use french drain, including the french drain main part, the bottom of the upstream face is equipped with the bed course, and the center bottom of bed course is equipped with the french drain main part, and the width 400 of french drain main part adds 450mm, and highly 500 adds 600mm, and the french drain main part is linked together with the sump pit, the french drain main part is from last down being equipped with geotechnological cloth A layer, coarse sand layer, rubble A layer, rubble B layer and the geotechnological cloth B layer that permeates water in proper order, the bottom on geotechnological cloth A layer that permeates water is equipped with the coarse sand layer, and the bottom on coarse sand layer is equipped with rubble A layer, and the bottom on rubble A layer is equipped with rubble B layer, and the bottom on rubble B layer still is equipped with geotechnological cloth B layer that permeates water. The influence of underground water level buoyancy on the structure quality is effectively solved, the early sealing of the post-sedimentation pouring zone can be realized, and the engineering construction of the basement and the top plate of the basement is reasonably alternated.
Description
Technical Field
The utility model relates to a building field specifically is a subside post-cast strip and seal in advance and use french drain.
Background
In order to realize high turnover of house property development, shorten the construction period and save the development cost, the requirement for the alternation of each process is higher and higher, the sealing time of the post-sedimentation casting belt is often a great influence factor for restricting the alternation of the processes of underground engineering and a basement roof, the conventional post-sedimentation casting belt is sealed after the main body structure is sealed, and the post-sedimentation casting belt is sealed again after the settlement is stable according to the observation record of the main body sedimentation, so that the handing over of a basement civil engineering fine-finished working face is slow, the construction can not be carried out in advance, and the conditions of basement equipment installation and the alternation of the basement roof process in advance can not be met. How to seal the post-cast strip that subsides in advance, and satisfy secret water level buoyancy and do not cause the influence to the structural quality, solve underground and the problem of the construction of penetrating in advance of ground storehouse roof engineering especially important.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a subside post-cast strip and seal in advance and use the french drain to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model provides a subside post-cast strip and seal in advance and use french drain, includes the french drain main part, and the bottom of the upstream face is equipped with the bed course, and the center bottom of bed course is equipped with the french drain main part, and the width 400 of french drain main part adds capital for 450mm, and the height 500 adds capital for 600mm, and the french drain main part is linked together with the sump pit, the french drain main part is from last geotechnological cloth A layer, coarse sand layer, rubble A layer, rubble B layer and the geotechnological cloth B layer that permeates water of down being equipped with in proper order, the bottom of geotechnological cloth A layer that permeates water is equipped with coarse sand layer, and the bottom of coarse sand layer is equipped with rubble A layer, and the bottom on rubble B layer still is equipped with geotechnological cloth B layer that permeates water.
As an optimal technical solution of the utility model: the thickness of the coarse sand layer is 45-55 mm.
As an optimal technical solution of the utility model: the gravel layer A is filled with gravel with the particle size of 6-10 cm and the thickness of 150-200 mm.
As an optimal technical solution of the utility model: the gravel B layer is filled with gravel with the particle size of 10-30 cm and the thickness of 300-350 mm.
The utility model discloses the beneficial effect who reaches is: according to the method, the blind ditch hydrophobic layer is arranged below the cushion layer, the blind ditch is connected with the water collecting well on the outer side of the basement, the water level height is observed, and a drainage measure is taken when early warning is achieved, so that the influence of the buoyancy of the underground water level on the structural quality is effectively solved, the subsidence post-pouring belt can be sealed in advance, and the construction of basement and basement roof engineering is reasonably alternated. The blind ditch can effectively solve the problem that the underground water level buoyancy causes the influence on the structure quality after the post-cast strip is sealed in advance, ensures the safety of the structure, provides good conditions for the overground and underground processes of the project after the post-cast strip is sealed in advance, and has remarkable economic benefit.
Drawings
FIG. 1 is a schematic view of the overall structure of a blind ditch for early sealing of a post-settlement casting strip.
FIG. 2 is a cross-sectional view of a blind ditch for early sealing of a post-sedimentation casting strip.
FIG. 3 is a connection diagram of a blind ditch for early sealing of a post-settlement casting belt and a water collecting well.
In the figure: 1. a water-facing surface; 2. a cushion layer; 3. a blind ditch main body; 4. a water collecting well; 31. a permeable geotextile layer A; 32. a coarse sand layer; 33. a layer A of broken stone; 34. a layer B of broken stone; 35. and (4) a permeable geotextile B layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in figures 1-3, the utility model provides a subside post-cast strip closes in advance and uses french drain, including french drain main part 3, the bottom of upstream face 1 is equipped with bed course 2, the central bottom of bed course 2 is equipped with french drain main part 3, the width 400 of french drain main part 3 increases donning 450mm, and height 500 increases donning 600mm, french drain main part 3 is from last to down equipped with water-permeable geotechnological cloth A layer 31, coarse sand layer 32, rubble A layer 33, rubble B layer 34 and water-permeable geotechnological cloth B layer 35 in proper order, the bottom of water-permeable geotechnological cloth A layer 31 is equipped with coarse sand layer 32, the thickness of coarse sand layer 32 is 45-55mm, the bottom of coarse sand layer 32 is equipped with rubble A layer 33, rubble A layer 33 is filled with particle diameter 6cm to 10cm rubble and thickness is 150 increases donning 200mm, the bottom of rubble A layer 33 is equipped with rubble B layer 34, rubble B layer 34 is filled with particle diameter 10cm to 30cm and thickness is 300 increases donning 350mm, and a permeable geotextile B layer is also arranged at the bottom of the gravel B layer 34.
The blind ditch main body 3 is connected with the water collecting well 4, the shaft bottom elevation of the water collecting well 4 is lower than 100mm of the blind ditch, the water collecting well is built by adopting 120-thick cement standard bricks, the inner side of the water collecting well is provided with a support, the water collecting well is prevented from dumping during backfilling, the inner diameter of the water collecting well is not smaller than 800mm, the water level observation and the water pump drainage are facilitated, an early warning water level observation point is arranged in the water collecting well 4, the observation point calculates according to the buoyancy of the underground water level, the self weight of the structure, the load and the like, the specification of the water pump is selected according to the actual condition, and the water level monitoring is continued to the place before the backfilling of the top plate of the ground reservoir.
According to the method, the blind ditch hydrophobic layer is arranged below the cushion layer, the blind ditch is connected with the water collecting well on the outer side of the basement, the water level height is observed, and a drainage measure is taken when early warning is achieved, so that the influence of the buoyancy of the underground water level on the structural quality is effectively solved, the subsidence post-pouring belt can be sealed in advance, and the construction of basement and basement roof engineering is reasonably alternated. The blind ditch can effectively solve the problem that the underground water level buoyancy causes the influence on the structure quality after the post-cast strip is sealed in advance, ensures the safety of the structure, provides good conditions for the overground and underground processes of the project after the post-cast strip is sealed in advance, and has remarkable economic benefit.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (4)
1. A blind ditch for sealing a subsided post-pouring belt in advance comprises a blind ditch main body (3), wherein a cushion layer (2) is arranged at the bottom of a water facing surface (1), the blind ditch main body (3) is arranged at the central bottom of the cushion layer (2), the width of the blind ditch main body (3) is 400-450mm, the height of the blind ditch main body is 500-600mm, the blind ditch main body (3) is communicated with a water collecting well (4), it is characterized in that the blind ditch main body (3) is sequentially provided with a permeable geotextile A layer (31), a coarse sand layer (32), a gravel A layer (33), a gravel B layer (34) and a permeable geotextile B layer (35) from top to bottom, the bottom on geotechnique's cloth A layer (31) permeates water is equipped with coarse sand layer (32), and the bottom on coarse sand layer (32) is equipped with rubble A layer (33), and the bottom on rubble A layer (33) is equipped with rubble B layer (34), and the bottom on rubble B layer (34) still is equipped with geotechnological cloth B layer permeates water.
2. The blind ditch for early closing of a settled post-cast strip according to claim 1, characterized in that the thickness of the coarse sand layer (32) is 45-55 mm.
3. The blind ditch for early sealing of the post-cast strip subsides as claimed in claim 1, wherein the gravel layer A (33) is filled with gravel with a particle size of 6-10 cm and a thickness of 150-200 mm.
4. The blind ditch for early sealing of the post-cast strip subsides as claimed in claim 1, wherein the gravel B layer (34) is filled with gravel with a particle size of 10-30 cm and a thickness of 300-350 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023322353.3U CN214363563U (en) | 2020-12-31 | 2020-12-31 | Subside post-cast strip and seal in advance and use french drain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023322353.3U CN214363563U (en) | 2020-12-31 | 2020-12-31 | Subside post-cast strip and seal in advance and use french drain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214363563U true CN214363563U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023322353.3U Expired - Fee Related CN214363563U (en) | 2020-12-31 | 2020-12-31 | Subside post-cast strip and seal in advance and use french drain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214363563U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114134920A (en) * | 2021-11-19 | 2022-03-04 | 珠海华发人居生活研究院有限公司 | Post-cast strip advanced sealing construction method |
-
2020
- 2020-12-31 CN CN202023322353.3U patent/CN214363563U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114134920A (en) * | 2021-11-19 | 2022-03-04 | 珠海华发人居生活研究院有限公司 | Post-cast strip advanced sealing construction method |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20211008 |