CN208395840U - Basement sump pit preventive drainage device - Google Patents
Basement sump pit preventive drainage device Download PDFInfo
- Publication number
- CN208395840U CN208395840U CN201820749401.0U CN201820749401U CN208395840U CN 208395840 U CN208395840 U CN 208395840U CN 201820749401 U CN201820749401 U CN 201820749401U CN 208395840 U CN208395840 U CN 208395840U
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- China
- Prior art keywords
- sump
- basement
- drainage layer
- water
- stainless steel
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- 230000003449 preventive effect Effects 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 23
- 239000010935 stainless steel Substances 0.000 claims abstract description 23
- 239000004746 geotextile Substances 0.000 claims description 17
- 238000001914 filtration Methods 0.000 claims description 6
- 239000004570 mortar (masonry) Substances 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 238000007689 inspection Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 16
- 238000007667 floating Methods 0.000 abstract description 8
- 230000006837 decompression Effects 0.000 abstract description 6
- 239000003673 groundwater Substances 0.000 abstract description 6
- 239000011148 porous material Substances 0.000 abstract description 6
- 239000002689 soil Substances 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model belongs to the technical field of the anti construction technique that floats of basement bottom plate, in particular to basement sump pit preventive sluicing device for adopt passive anti design of floating in solving traditional basement bottom plate work progress, take time to take a lot of work, problem that economic cost is high. The utility model discloses a basement sump pit preventive sluicing device, it includes the sump pit and sets up the drainage layer in the sump pit both sides, hug closely the geotechnological fabric that the soil body of drainage layer set up, insert the trompil strainer of locating the drainage layer, stainless steel sleeve, set up in the valve of stainless steel sleeve outlet end, the device is through concentrating groundwater and arranging to the sump pit, release and reduce groundwater to the buoyancy of basement bottom plate are taken out outward to the rethread drain pump, reach the purpose of sluicing decompression, thereby reduced the super pore water pressure that the construction caused by a wide margin and to the compressive stress of basement bottom plate, buoyancy and superstructure dead weight are in dynamic balance state all the time under making the basement bottom plate, prevented that the concrete from being pulled apart, the engineering accident has been reduced.
Description
Technical field
The utility model belongs to basement bottom board anti-floating technical field of construction, in particular to a kind of basement sump prevention
Property water draw-off.
Background technique
Traditional measure of anti float mainly has self weight anti-floating, ballast anti-floating and anti-floating pile (or anchor pole), and category passive anti-floating is set
Meter, time-consuming, economic cost is high.Therefore, in practical projects, how a kind of economy, the novel anti-floating of construction is simple are provided
Technology, under the premise of guaranteeing that underground structure has enough redundancy anti-floating power, additionally it is possible to when resisting level of ground water and going up suddenly
The technical issues of caused excess water buoyancy is those skilled in the art's urgent need to resolve.
Utility model content
The purpose of this utility model is to provide a kind of preventative water draw-offs of basement sump, for the construction stage
The problem of lower water level acts on local basement bottom board water pressure after rising increases substantially, leads to base more than dead load pressure
Plinth bottom, which locally floats to swell, causes bean column node to crack.The utility model, which can be drained into underground water by pipeline concentration, to catchment
Well, then by taking out the buoyancy to discharge and cut down underground water to bottom plate outside water pump, achieve the purpose that the decompression that sluices, float downward bottom plate
Power and superstructure are self-possessed is in dynamic balance state always.
In order to solve the above technical problems, the utility model includes following technical solution:
A kind of preventative water draw-off of basement sump, it is set to basement bottom board periphery, it include sump with
And it is respectively arranged at the water discharge member of sump two sides, the water discharge member mainly includes drainage layer, paving in the drainage layer
The geotextile on earthwork surface, the filter pipe being inserted in the drainage layer, and the stainless steel sleeve pipe being connected to sump；Institute
It states drainage tube outer surface and is enclosed with geotextile, input end of the filter pipe in the sump borehole wall with the stainless steel sleeve pipe
Connection, the outlet end of the stainless steel sleeve pipe are equipped with filter and valve, open the valve, below the basement bottom board
Underground water pass sequentially through the geotextile into the drainage layer, flow through filter pipe and stainless steel sleeve pipe is flowed into through three-stage filtration
The sump.
Compared with prior art, the utility model have it is below the utility model has the advantages that
(1) the preventative water draw-off of basement sump of the utility model, it includes that sump and setting are being catchmented
The geotextile of the soil body setting of the drainage layer, abutting drainage layer of well two sides, aperture filter pipe, the stainless steel for being inserted in drainage layer
Casing, the valve for being set to stainless steel sleeve pipe water outlet, wherein drainage layer is knitted using partial size 10mm~80mm rubble and geotechnique
Object ensure that the unimpeded of water guiding system, sump can also collect rainwater and use for successive projects, reach the mesh of green construction
's.
(2) the preventative water draw-off of basement sump of the utility model, by concentrating underground water through certain approach
Sump is drained into, then discharges and cut down the buoyancy of room bottom plate under Groundwater by taking out outside water pump, reaches the decompression that sluices
Purpose makes under basement bottom board so that excess pore water pressure caused by construction be greatly reduced to the compression of basement bottom board
Buoyancy and superstructure are self-possessed is in dynamic balance state always, concrete is effectively prevented by drawing crack, to reduce engineering
The generation of accident.
(3) the preventative water draw-off of basement sump of the utility model, easy for construction, sluicing effect of easing stress is good, tool
There is preferably promotional value.
Further, the drainage layer is made of partial size 10mm~80mm macadam gradating, ensure that the unimpeded of water guiding system.
Further, the drainage layer with a thickness of 400mm, can not only guarantee the normal pass of water flow, and can
Play filtering studies on sediment.
Further, in order to draw materials conveniently, guarantee preferably drainage effect, the filter pipe is caliber 80mm, aperture 5mm
Aperture pvc pipe.
Further, in order to reduce construction caused by compression of the excess pore water pressure to bottom plate, the stainless steel sleeve pipe
It is equipped with mortar sealant between the drainage layer, and is embedded with water-swellable water-proof putty.
It further, further include draining pump, the draining pump is set at the sump, thus will by automatic pump
Underground water extraction, achievees the purpose that the decompression that sluices.
Further, in order to easy to maintenance, the sump is equipped with access hole.
Detailed description of the invention
Fig. 1 is the floor map of the preventative water draw-off of basement sump in an embodiment of the present invention；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
In figure:
1- drainage layer；2- filter pipe；3- geotextile；4- stainless steel sleeve pipe；The 6- sump borehole wall；7- drainage french drain, 10
Sump.
Specific embodiment
Below in conjunction with the drawings and specific embodiments to a kind of preventative sluicing of basement sump provided by the utility model
Device is described in further detail.In conjunction with following explanation and claims, will be become apparent from feature the advantages of the utility model.
It should be noted that attached drawing is all made of very simplified form and using non-accurate ratio, only conveniently, lucidly to assist
Illustrate the purpose of the utility model embodiment.For sake of convenience, the upper and lower side of "upper" described below, "lower" and attached drawing
To consistent, but this can't be the limitation of technical solution of the present invention.
Embodiment one
Below with reference to Fig. 1 and Fig. 2, the structure of the preventative water draw-off of basement sump of the utility model is described in detail
Composition.
Fig. 1 and Fig. 2 are please referred to, a kind of preventative water draw-off of basement sump, it is set to basement bottom board periphery,
It includes sump 10 and the water discharge member for being respectively arranged at 10 two sides of sump, and water discharge member mainly includes drainage layer 1, paving
The geotextile 3 for being affixed on 1 cubic metre of earth of surface of drainage layer, the filter pipe 2 being inserted in drainage layer 1, and be connected to sump 10
Stainless steel sleeve pipe 4；Also tight has a geotextile 3 to 2 outer surface of filter pipe, filter pipe 2 in the sump borehole wall 6 with stainless steel
The input end of casing 4 connects, and the outlet end of stainless steel sleeve pipe is equipped with filter (not shown) and valve (not shown), opening valve
, the underground water below basement bottom board passes sequentially through geotextile 3 and enters drainage layer 1, flows through filter pipe 2 and stainless steel sleeve pipe
4 flow into sump 10 through three-stage filtration.
Specifically, level of ground water rises in work progress, and the water pressure of basement bottom board increases substantially, and opens valve,
Underground water enters rubble drainage layer 1 by drainage geotextile 3 under basement bottom board, and the underground water in drainage layer 1 passes through package
It is further filtered in the water conservancy project fabric of 2 outer wall of PVC filter pipe and enters filter pipe 2, then pass through the three-level of 4 water outlet of stainless steel sleeve pipe
Filter device flows into sump 10, extracts underground water out finally by draining pump, achievees the purpose that the decompression that sluices.Basement bottom board
After the completion of construction, super pore pressure dribbles at any time, closes valve, and sump 10 can collect rainwater and use for successive projects.
Compared with prior art, the utility model have it is below the utility model has the advantages that
(1) the preventative water draw-off of basement sump of the utility model, it includes the filter that sump two sides are arranged in
Water layer 1, the geotextile 3 of soil body setting for being close to drainage layer 1, the filter pipe 3 for being inserted in drainage layer 1, stainless steel sleeve pipe 4, valve
Door and sump 10, wherein drainage layer uses partial size 10mm~80mm rubble and geotextile 3, ensure that the smooth of water guiding system
Logical, sump 10 can also collect rainwater and use for successive projects, achieve the purpose that green construction.
(2) the preventative water draw-off of basement sump of the utility model, by concentrating underground water through certain approach
Sump 10 is drained into, then discharges and cut down the buoyancy of room bottom plate under Groundwater by taking out outside draining pump, reaches sluicing and subtracts
The purpose of pressure makes basement bottom so that excess pore water pressure caused by construction be greatly reduced to the compression of basement bottom board
Buoyancy and superstructure are self-possessed under plate is in dynamic balance state always, concrete is effectively prevented by drawing crack, to reduce
The generation of engineering accident.
(3) the preventative water draw-off of basement sump of the utility model, easy for construction, sluicing effect of easing stress is good, tool
There is preferably promotional value.
In the present embodiment, it is highly preferred that drainage layer 1 is made of partial size 10mm~80mm macadam gradating, it ensure that water guide
System it is unimpeded.
In the present embodiment, it is highly preferred that drainage layer 1 with a thickness of 400mm, can not only guarantee the positive normal open of water flow
Row, and can play the role of filtering silt.
In the present embodiment, it is highly preferred that in order to draw materials conveniently, guarantee preferably drainage effect, filter pipe 2 is caliber
The aperture pvc pipe of 80mm, aperture 5mm.
In the present embodiment, it is highly preferred that in order to reduce excess pore water pressure caused by construction to the compression of bottom plate, no
It becomes rusty and is equipped with mortar sealant between steel sleeve 4 and drainage layer 2, and be embedded with water-swellable water-proof putty.
In the present embodiment, it is highly preferred that further including draining pump (not shown), draining pump is set at sump 10, is led to
It crosses draining pump automatically to extract the underground water in sump 10 out, achievees the purpose that the decompression that sluices.
In the present embodiment, it is highly preferred that in order to easy to maintenance, sump 10 is equipped with access hole.
Please continue to refer to Fig. 1 and Fig. 2, the basement sump that the present embodiment additionally provides the utility model preventative is let out
The construction method of water installations.The construction method includes:
Periphery filtered water section and drainage french drain 7 cut off → drainage layer earth excavation and paving geotextile 3 → paving rubble drainage
Installation is coated with the aperture PVC filter pipe 2 and 4 → geotextile of stainless steel sleeve pipe 3 of geotextile 3 in layer 1 → drainage french drain 7
Drainage layer 1 is wrapped up into close → bar planting and pours 6 concrete of the sump borehole wall → stainless steel sleeve pipe 4 water outlet installation filtering dress
It sets and emptying valve.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (7)
1. a kind of preventative water draw-off of basement sump, which is characterized in that it is set to basement bottom board periphery, it includes
Sump and the water discharge member for being respectively arranged at sump two sides, the water discharge member mainly include drainage layer, paving in institute
The filter pipe stating the geotextile on drainage layer earthwork surface, being inserted in the drainage layer, and be connected to sump stainless
Steel sleeve；The drainage tube outer surface is enclosed with geotextile, the filter pipe in the sump borehole wall with the stainless steel sleeve
The input end of pipe connects, and the outlet end of the stainless steel sleeve pipe is equipped with filter and valve, opens the valve, the basement
Underground water below bottom plate passes sequentially through the geotextile and enters the drainage layer, flows through filter pipe and stainless steel sleeve pipe through three
Grade filtering flows into the sump.
2. the preventative water draw-off of basement sump as described in claim 1, which is characterized in that the drainage layer is by partial size
10mm~80mm macadam gradating composition.
3. the preventative water draw-off of basement sump as claimed in claim 2, which is characterized in that the thickness of the drainage layer
For 400mm.
4. the preventative water draw-off of basement sump as described in claim 1, which is characterized in that the filter pipe is caliber
The aperture pvc pipe of 80mm, aperture 5mm.
5. the preventative water draw-off of basement sump as described in claim 1, which is characterized in that the stainless steel sleeve pipe with
It is equipped with mortar sealant between the drainage layer, and is embedded with water-swellable water-proof putty.
6. the preventative water draw-off of basement sump as described in claim 1, which is characterized in that it further include draining pump, institute
Draining pump is stated to be set at the sump.
7. the preventative water draw-off of basement sump as described in claim 1, which is characterized in that the sump is equipped with inspection
Repair mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749401.0U CN208395840U (en) | 2018-05-18 | 2018-05-18 | Basement sump pit preventive drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820749401.0U CN208395840U (en) | 2018-05-18 | 2018-05-18 | Basement sump pit preventive drainage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208395840U true CN208395840U (en) | 2019-01-18 |
Family
ID=65136866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820749401.0U Active CN208395840U (en) | 2018-05-18 | 2018-05-18 | Basement sump pit preventive drainage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208395840U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680729A (en) * | 2019-01-31 | 2019-04-26 | 南充职业技术学院 | A kind of underground water pressure relief device and method |
-
2018
- 2018-05-18 CN CN201820749401.0U patent/CN208395840U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109680729A (en) * | 2019-01-31 | 2019-04-26 | 南充职业技术学院 | A kind of underground water pressure relief device and method |
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| GR01 | Patent grant |