CN113914342A - Basement outer wall fertilizer groove drainage construction method - Google Patents
Basement outer wall fertilizer groove drainage construction method Download PDFInfo
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- CN113914342A CN113914342A CN202111107562.2A CN202111107562A CN113914342A CN 113914342 A CN113914342 A CN 113914342A CN 202111107562 A CN202111107562 A CN 202111107562A CN 113914342 A CN113914342 A CN 113914342A
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- 238000010276 construction Methods 0.000 title claims abstract description 45
- 239000003337 fertilizer Substances 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 84
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 239000004575 stone Substances 0.000 claims abstract description 10
- 239000004746 geotextile Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000009417 prefabrication Methods 0.000 claims description 5
- 238000005056 compaction Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 10
- 230000002262 irrigation Effects 0.000 abstract description 8
- 238000003973 irrigation Methods 0.000 abstract description 8
- 239000002352 surface water Substances 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 239000008399 tap water Substances 0.000 abstract description 2
- 235000020679 tap water Nutrition 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 7
- 238000007599 discharging Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000004576 sand Substances 0.000 description 4
- 101150054854 POU1F1 gene Proteins 0.000 description 3
- 238000007667 floating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/10—Restraining of underground water by lowering level of ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/22—Lining sumps in trenches or other foundation pits
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses a drainage construction method for a basement outer wall fertilizer groove, which is characterized in that a pumping drainage measure is designed at a backfill part of the fertilizer groove, a dewatering well is reasonably arranged in the fertilizer groove, a broken stone water filtering layer and a drainage cushion layer are utilized for dredging water flow, the broken stone water filtering layer and the drainage cushion layer are pumped through a drainage pipeline for recycling, the height water pressure of the underground water level at one side of an outer shear wall of the basement is reduced, the waterproof working environment of the outer wall is improved, surface water can be collected and utilized, the construction method is used for construction water, greening irrigation, cleaning machines and workshop cleaning, can also be used as municipal water for road cleaning, urban greening irrigation and the like, the consumption of tap water is reduced, the water resource consumption is reduced, the water resource is reasonably utilized, energy is saved, and the environment is protected.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a basement outer wall fertilizer groove drainage construction method.
Background
The waterproof engineering is an important component of the building engineering, the construction quality is directly related to the service life of a building, whether the waterproof construction is standardized or not has important influence on the construction of the whole building, and meanwhile, in the basement construction stage, the anti-floating measures do not reach the design conditions, and the earth backfilling of the side wall of the fertilizer tank is immediately carried out, so that the surface water of the side wall of the fertilizer tank of the basement is converged, and the risk of structural damage caused by the insufficient anti-floating measures is increased; the waterproof construction technology of the building engineering carries out scientific management and quality control on the waterproof construction quality, improves the waterproof design and the waterproof working environment, has great significance for improving the waterproof construction quality of the whole building engineering, and is also vital to ensuring the structure quality and the safety in the construction process; the surface collected water is recycled, and the water resource consumption can be reduced.
Therefore, an economic and environment-friendly technical scheme is needed to improve the waterproof design and the working environment, and meanwhile, the earth surface gathered water is recycled, so that the basement outer wall fertilizer groove drainage construction method is provided.
Disclosure of Invention
The invention aims to provide a basement outer wall fertilizer groove drainage construction method.
The technical problem solved by the invention is as follows: how to carry out drainage construction design at the fertile groove backfill position through the setting, solved prior art well outer wall water pressure and caused the problem of seepage, collect water simultaneously, changing waste into valuables has reached energy-concerving and environment-protective and water resource effectively utilized's effect.
The invention can be realized by the following technical scheme: a basement outer wall fertilizer groove drainage construction method comprises the following steps:
the method comprises the following steps: carrying out point location measurement and positioning paying-off according to a designed construction drawing, and synchronously carrying out on-site prefabrication of a sand-free pipe positioning device and a positioning cover plate on a construction site;
step two: arranging a drainage cushion layer at the bottom of the basement outer wall fertilizer groove;
step three: arranging the position of a dewatering well according to the backfilling position of the on-site fertilizer tank and the length of the shear wall of the basement, performing paying-off positioning, and after the positioning is finished, performing on-site hoisting of the sand-free pipe positioning device and the positioning cover plate;
step four: after the on-site hoisting is finished, backfilling a gravel water filtering layer, and then paving a permeable geotextile on the upper layer;
step five: installing a sand-free pipe, and doubly fixing the sand-free pipe;
step six: backfilling construction of soil and stone squares on the side wall of the fertilizer tank is carried out, and the backfilling height is higher than the outdoor finished surface elevation;
step seven: and finishing the construction of the water collecting tank, installing a water suction pump and a drainage pipeline, and connecting the drainage pipeline with a required water pipeline.
The invention has further technical improvements that: in the prefabricating process of the sand-free pipe positioning device, a water drainage channel serving as the sand-free pipe positioning device is pre-buried through a steel pipe, and the outer side of the water drainage channel is coated with a steel wire mesh and geotextile.
The invention has further technical improvements that: the drainage bed course is concrete for 100 thick C15 plain concrete, and the drainage bed course sets up 2% and looks for the slope, looks for the slope direction and faces the position that no sand pipe is located.
The invention has further technical improvements that: the positions of the dewatering wells are set to be uniformly arranged one at twenty meters intervals, and the thickness of the gravel water filtering layer is set to be one meter.
The invention has further technical improvements that: the double fixation in the step five is specifically as follows: the bottom of the sand-free pipe is inserted into the sand-free pipe positioning device, so that the bottom of the sand-free pipe is stably and firmly fixed, the temporary fixing frame is erected simultaneously, and the sand-free pipe is fixed by the temporary fixing frame.
The invention has further technical improvements that: and the earth and stone square backfilling mode in the sixth step is layered backfilling, and compaction treatment is carried out on each backfilled layer.
The invention has further technical improvements that: the water collecting tank is buried in the earth and stone, and the top of the water collecting tank is covered with a permeable geotextile.
The invention has further technical improvements that: the drainage pipeline is arranged in the sand-free pipe and is arranged in parallel with the sand-free pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. through fertile groove backfill position design drainage measure, reduce the high water pressure of basement outer shear wall one side groundwater level, improve the waterproof operational environment of outer wall, the waterproof seepage risk of greatly reduced for the later stage repair greatly reduced degree of difficulty, reduce the later stage because of waterproof seepage repair cost, in basement construction stage, can reduce because of not reaching anti superficial design condition and cause because of the risk that anti superficial measure is not enough and lead to the structural damage.
2. The pumping and drainage design carried out by the construction method can also collect and utilize surface water for construction water, greening irrigation, cleaning machines and workshop cleaning, can also be used as municipal water for road cleaning, urban greening irrigation and the like, reduces the consumption of tap water, reduces the water resource consumption, reasonably utilizes the water resource, saves energy and protects environment, has good economic effect on water recycling, reduces the risk of water leakage prevention of the outer wall of the basement, and improves the water impermeability and durability of the outer wall of the basement.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the basement exterior wall trough for lowering and draining water;
FIG. 2 is a schematic plan view of the drainage points of the fertilizer troughs on the outer wall of the basement;
FIG. 3 is a schematic cross-sectional view of a large sample of a node of the sand-free pipe positioning device according to the present invention;
FIG. 4 is a schematic cross-sectional view of a large sample of the sand-free pipe positioning device of the present invention;
FIG. 5 is a schematic plan view of a large sample of the sand-free pipe positioning device of the present invention;
fig. 6 is a schematic plan view of a positioning cover plate of the present invention.
In the figure: 1. a water collection tank; 2. a sand-free pipe; 3. a temporary mount; 4. a water discharge pipeline; 6. earthwork; 7. a sand-free pipe positioning device; 8. positioning a cover plate; 9. a water filtering layer for breaking stones; 10. a drainage cushion layer; 11. a drainage channel; 12. a water pump; 13. positioning a lifting ring; 14. cover plate rings.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects according to the present invention will be given with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-6, a basement exterior wall fertilizer trough drainage construction method includes the following steps:
the method comprises the following steps: point position measurement and positioning pay-off are carried out according to a designed construction drawing, in-situ prefabrication of the sand-free pipe positioning device 7 and the positioning cover plate 8 is synchronously carried out on a construction site, in the prefabrication process, a steel pipe A48 x 3.0 is pre-embedded to serve as a water drainage channel 11 of the sand-free pipe positioning device 7, and the outer side of the water drainage channel 11 is coated with a steel wire mesh and geotextile;
step two: arranging a drainage cushion layer 10 at the bottom of a basement outer wall fertilizer groove, constructing a 100-thick C15 plain concrete drainage cushion layer 10 at the bottom of the fertilizer groove, arranging 2% slope finding on the drainage cushion layer 10, and enabling the slope finding direction to face the arrangement position of a sand-free pipe 2;
step three: according to the backfilling position of the on-site fertilizer groove and the length of the shear wall of the basement, as shown in fig. 2, the positions of the dewatering wells are reasonably arranged at intervals of twenty meters, paying off and positioning are carried out, and after paying off and positioning are finished, on-site hoisting of the sand-free pipe positioning device 7 and the positioning cover plate 8 is carried out;
step four: after the on-site hoisting of the sand-free pipe positioning device 7 and the positioning cover plate 8 is completed, backfilling the gravel water filtering layer 9, then paving the permeable geotextile on the upper layer, filling the gravel water filtering layer 9 above the drainage cushion layer 10, setting the thickness to be one meter, and using the gravel water filtering layer 9 as a drainage path;
step five: installing the sand-free pipe 2, inserting the bottom of the sand-free pipe 2 into the sand-free pipe positioning device 7, ensuring the stable and firm fixation of the bottom of the sand-free pipe 2, simultaneously erecting the temporary fixing frame 3, erecting the temporary fixing frame 3 by a steel pipe fastener, and fixing the sand-free pipe 2 by adopting the temporary fixing frame 3, so as to ensure that the sand-free pipe 2 is not deviated in the subsequent sidewall backfilling process;
step six: backfilling construction of soil and stone squares 6 on the side wall of the fertilizer groove is carried out, and the backfilling height is higher than the outdoor finished surface elevation;
step seven: the construction of the water collecting tank 1 is completed, the water suction pump 12 and the drainage pipeline 4 are installed, the drainage pipeline is connected with a water pipeline for demand, and the water pipeline for demand comprises a water pipeline for construction, a water pipeline for maintenance, a greening irrigation pipeline, a machine and workshop, a road cleaning pipeline and the like.
The water descending and discharging structure corresponding to the water descending and discharging construction method specifically comprises the steps that a water discharging cushion layer 10 with the thickness of one meter is arranged at the bottom of a fertilizer tank, a sand-free pipe positioning device 7 is hoisted at the position of a water descending well point, the sand-free pipe positioning device 7 is arranged at the top of the water discharging cushion layer 10, a plurality of water discharging channels 11 are uniformly arranged on the side walls of the two sides of the sand-free pipe positioning device 7 in a penetrating mode, the sand-free pipe positioning device 7 is in a square tubular structure, the bottom of a sand-free pipe 2 is arranged in a square groove of the sand-free pipe positioning device 7, positioning hoisting rings 13 are symmetrically arranged at the top of the sand-free pipe positioning device 7, on-site hoisting is facilitated, a positioning cover plate 8 is hoisted at the top of the sand-free pipe positioning device 7, a position-avoiding hole is formed in the center of the positioning cover plate 8, the sand-free pipe 2 conveniently penetrates through the positioning cover plate 8 and extends to an outdoor finishing surface, a cover plate hoisting ring 14 is also fixedly arranged at the symmetrical position of the top of the positioning cover plate 8, and meanwhile, the fertilizer tank outside the sand-free pipe positioning device 7 is filled with a gravel water filtering layer 9 with a certain filling thickness, and the top of the gravel water filtering layer 9 is paved with permeable geotextile, and the top of the permeable geotextile is paved with earthwork cubes 6 in layers, so that the compaction degree can be ensured by laying in layers.
Be provided with suction pump 12 among no sand pipe positioner 7, the output of suction pump 12 is connected with drainage pipe 4, and drainage pipe 4 sets up in no sand pipe 2 and extends to outdoor completion face along no sand pipe 2 always, and water collecting pit 1 has been buried underground at the top of cubic metre of earth and stone 6, and the top of water collecting pit 1 covers and is provided with the geotechnological cloth that permeates water, and drainage pipe 4 keeps away from the one end and the water collecting pit 1 through connection of suction pump 12.
When the water-saving irrigation system is used, water collected on the ground surface is drained and collected to the root position of the sand-free pipe 2 through the gravel water filtering layer 9 and the drainage cushion layer 10, the water is pumped and discharged into the water collecting pool 1 by starting the water pump 12, and finally the water is subjected to sediment precipitation in the water collecting pool 1, and the precipitated water is used for construction water, greening irrigation, cleaning machines and workshop cleaning, and can also be used as municipal water for road cleaning and urban irrigation greening.
Although the present invention has been described with reference to the preferred embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but is intended to cover various modifications, equivalents and alternatives falling within the spirit and scope of the invention.
Claims (8)
1. A basement outer wall fertilizer groove drainage construction method is characterized in that: the method comprises the following steps:
the method comprises the following steps: point position measurement and positioning pay-off are carried out according to a designed construction drawing, and site prefabrication of a sand-free pipe positioning device (7) and a positioning cover plate (8) is synchronously carried out on a construction site;
step two: arranging a drainage cushion layer (10) at the bottom of the basement outer wall fertilizer groove;
step three: arranging the position of a dewatering well according to the backfilling position of the on-site fertilizer tank and the length of the shear wall of the basement, performing paying-off positioning, and after the positioning is finished, performing on-site hoisting of a sand-free pipe positioning device (7) and a positioning cover plate (8);
step four: after the on-site hoisting is finished, backfilling a gravel water filtering layer (9), and then paving a permeable geotextile on the upper layer;
step five: installing a sand-free pipe (2), and doubly fixing the sand-free pipe (2);
step six: backfilling construction of soil and stone squares (6) on the side wall of the fertilizer groove is carried out, and the backfilling height is higher than the elevation of an outdoor finished surface;
step seven: the construction of the water collecting pool (1) is completed, the water suction pump (12) and the drainage pipeline (4) are installed, and the drainage pipeline is connected with a required water pipeline.
2. The basement exterior wall fertilizer trough water drainage construction method according to claim 1, wherein in the prefabrication process of the sand-free pipe positioning device (7), a water drainage channel (11) serving as the sand-free pipe positioning device (7) is pre-buried through a steel pipe, and the outer side of the water drainage channel (11) is coated with a steel wire mesh and geotextile.
3. The basement exterior wall trough fertilizing and draining construction method as claimed in claim 1, characterized in that the draining pad layer (10) is concrete of 100 thick C15 plain, and the draining pad layer (10) is provided with 2% slope finding, and the slope finding direction faces to the position of the sand-free pipe (2).
4. The basement exterior wall fertilizer trough water drainage construction method according to claim 3, wherein the positions of the dewatering wells are uniformly arranged at intervals of twenty meters, and the thickness of the gravel water filtering layer (9) is set to be one meter.
5. The basement exterior wall fertilizer groove drainage construction method according to claim 1, wherein the double fixing in the fifth step is specifically as follows: the bottom of the sand-free pipe (2) is inserted into the sand-free pipe positioning device (7), so that the bottom of the sand-free pipe (2) is stably and firmly fixed, the temporary fixing frame (3) is erected at the same time, and the sand-free pipe (2) is fixed by the temporary fixing frame (3).
6. The basement exterior wall fertilizer groove drainage construction method according to claim 1, wherein the earth and stone square (6) backfilling mode in the sixth step is layered backfilling, and compaction treatment is carried out on each backfilling layer.
7. The basement exterior wall fertilizer trough water drainage construction method according to claim 1, wherein the water collection tank (1) is buried in an earth and rockfill (6), and the top of the water collection tank (1) is covered with a water-permeable geotextile.
8. The basement exterior wall fertilizer trough water draining construction method according to claim 1, wherein the water draining pipeline (4) is arranged in the sand-free pipe (2) and is parallel to the sand-free pipe.
Priority Applications (1)
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CN202111107562.2A CN113914342A (en) | 2021-09-22 | 2021-09-22 | Basement outer wall fertilizer groove drainage construction method |
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CN202111107562.2A CN113914342A (en) | 2021-09-22 | 2021-09-22 | Basement outer wall fertilizer groove drainage construction method |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115506360A (en) * | 2022-10-19 | 2022-12-23 | 中国建筑第八工程局有限公司 | Backfill method for reducing settlement of basement fertilizer tank |
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CN108625402A (en) * | 2017-03-24 | 2018-10-09 | 中国二十冶集团有限公司 | Foundation pit fertilizer slot ponding processing method |
CN110886327A (en) * | 2019-11-07 | 2020-03-17 | 广州市设计院 | Basement structure decompression anti-floating system based on slope area and construction method thereof |
CN111236284A (en) * | 2020-03-16 | 2020-06-05 | 中国建筑第四工程局有限公司 | Basement bottom and periphery underground water drainage method and structure |
CN113175005A (en) * | 2021-04-29 | 2021-07-27 | 山东金城建设有限公司 | Anti-floating design and construction method for waterproof bottom plate of underground garage in rainstorm period |
CN113323017A (en) * | 2021-06-08 | 2021-08-31 | 浙大城市学院 | Construction method of side wall fertilizer groove foam concrete backfill system |
CN216552030U (en) * | 2021-09-22 | 2022-05-17 | 中国建筑第四工程局有限公司 | Basement outer wall fat groove falls drainage structures |
-
2021
- 2021-09-22 CN CN202111107562.2A patent/CN113914342A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108625402A (en) * | 2017-03-24 | 2018-10-09 | 中国二十冶集团有限公司 | Foundation pit fertilizer slot ponding processing method |
CN110886327A (en) * | 2019-11-07 | 2020-03-17 | 广州市设计院 | Basement structure decompression anti-floating system based on slope area and construction method thereof |
CN111236284A (en) * | 2020-03-16 | 2020-06-05 | 中国建筑第四工程局有限公司 | Basement bottom and periphery underground water drainage method and structure |
CN113175005A (en) * | 2021-04-29 | 2021-07-27 | 山东金城建设有限公司 | Anti-floating design and construction method for waterproof bottom plate of underground garage in rainstorm period |
CN113323017A (en) * | 2021-06-08 | 2021-08-31 | 浙大城市学院 | Construction method of side wall fertilizer groove foam concrete backfill system |
CN216552030U (en) * | 2021-09-22 | 2022-05-17 | 中国建筑第四工程局有限公司 | Basement outer wall fat groove falls drainage structures |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115506360A (en) * | 2022-10-19 | 2022-12-23 | 中国建筑第八工程局有限公司 | Backfill method for reducing settlement of basement fertilizer tank |
CN115506360B (en) * | 2022-10-19 | 2024-01-23 | 中国建筑第八工程局有限公司 | Backfilling method for reducing subsidence of fertilizer tank in basement |
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