CN209353360U - The anti-floating drainage arrangement of basement structure - Google Patents
The anti-floating drainage arrangement of basement structure Download PDFInfo
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- CN209353360U CN209353360U CN201821958488.9U CN201821958488U CN209353360U CN 209353360 U CN209353360 U CN 209353360U CN 201821958488 U CN201821958488 U CN 201821958488U CN 209353360 U CN209353360 U CN 209353360U
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Abstract
The utility model provides a kind of anti-floating drainage arrangement of basement structure, basement structure includes bottom plate and the exterior wall that is formed on bottom plate, the device includes: filter pipe, the spillway hole of perforation is formed on bottom plate, filter pipe is inserted in spillway hole and the lower end of filter pipe extends to the lower section of bottom plate, the tube wall of the lower end of filter pipe is formed with filtration hole, and the upper end of filter pipe is connected to the existing sump in basement structure by drinking-water pipe；And weeper drain, including water-permeable pipe and permeable gravel layer, the accommodation groove of one circle of circumferential direction setting along exterior wall is formed on the outside of exterior wall, water-permeable pipe is placed in accommodation groove, permeable gravel layer is coated on water-permeable pipe, and water-permeable pipe is connected to the newly-increased sump in the outside for being set to basement structure.The utility model is solved due to estimating deficiency to level of ground water when design, and the basement structure constructed is caused to there are problems that buoyancy force of underground water is excessive and destroys basement structure.
Description
Technical field
The utility model relates to technical field of building construction, and in particular to a kind of anti-floating drainage arrangement of basement structure.
Background technique
With the development of the city, the foundation of basement is deeper and deeper, then over the ground when region of FuShui is due to design
Lower water level estimates deficiency, and be likely to result in basement in the high flow year causes water buoyancy to rise as a foundation pit basin, and then broken
Bad basement structure.
Utility model content
To overcome the defects of present in the prior art, a kind of anti-floating drainage arrangement of basement structure is provided, now to solve
Due to design when deficiency is estimated to level of ground water, cause the basement structure constructed excessive there are buoyancy force of underground water and destructively
The problem of lower cell structure.
To achieve the above object, a kind of anti-floating drainage arrangement of basement structure is provided, basement structure include bottom plate and
The anti-floating drainage arrangement of the exterior wall being formed on the bottom plate, basement structure includes:
Filter pipe is formed with the spillway hole of perforation on the bottom plate, and the filter pipe is inserted in the spillway hole and institute
The lower end for stating filter pipe extends to the lower section of the bottom plate, and the tube wall of the lower end of the filter pipe is formed with filtration hole, the drainage
The upper end of pipe is connected to the existing sump in the basement structure by drinking-water pipe；And
Weeper drain, including water-permeable pipe and permeable gravel layer are formed with the circumferential direction along the exterior wall on the outside of the exterior wall
The accommodation groove of one circle of direction setting, the water-permeable pipe are placed in the accommodation groove, and the permeable gravel layer is coated on described
On water pipe, the water-permeable pipe is connected to the newly-increased sump in the outside for being set to the basement structure.
Further, at least three layers of strainer are enclosed on the outside of the tube wall of the lower end of the filter pipe.
Further, the strainer is non-woven fabrics strainer.
Further, pressure gauge is installed on the filter pipe.
Further, the water-permeable pipe is flexible porous tube.
Further, drainage cloth is equipped in the accommodation groove, the drainage cloth, which is coated on, implements permeable gravel layer.
Further, the drainage cloth is anti-filter geotextiles.
The beneficial effects of the utility model are that the anti-floating drainage arrangement of the basement structure of the utility model passes through
Gap is opened up on the basement bottom board of construction and filter pipe is installed, and is discharged into the basement in filter pipe by drinking-water pipe existing
In sump, while underground water is discharged into existing sump, basement structure self weight increases, and outdoor water level can also decline, structure
Again reach balance, cause structure to destroy so that it is guaranteed that basement will not float.On the other hand, the draining on the outside of outer wall of basement
The water level row of Accumulated Rainwater in foundation pit where basement is down to design water level hereinafter, avoiding water buoyancy to basement by french drain auxiliary
The destruction of structural elements.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the anti-floating drainage arrangement of the basement structure of the utility model embodiment.
Fig. 2 is the cross-sectional view at the A-A in Fig. 1 embodiment.
Fig. 3 is the partial enlarged view in Fig. 2 at B.
Specific embodiment
Illustrate the embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this theory
Content disclosed by bright book understands other advantages and effect of the utility model easily.The utility model can also be by addition
Different specific embodiments are embodied or practiced, and the various details in this specification can also be based on different viewpoints and answer
With carrying out various modifications or alterations under the spirit without departing from the utility model.
Fig. 1 is the structural schematic diagram of the anti-floating drainage arrangement of the basement structure of the utility model embodiment, Fig. 2 Fig. 1
The cross-sectional view at A-A, Fig. 3 in embodiment are the partial enlarged view in Fig. 2 at B.
Referring to figs. 1 to shown in Fig. 3, in the present embodiment, basement structure includes bottom plate 3 and is formed in outer on bottom plate 3
Wall 4, the top of exterior wall 4 are formed with top plate 5.The utility model provides a kind of anti-floating drainage arrangement of basement structure, comprising:
Filter pipe 1 and weeper drain 2.
Specifically, being formed with vertically communicated spillway hole on bottom plate 3.Filter pipe 1 is inserted in spillway hole, and filter pipe 1
Lower end extend to the lower section of bottom plate 3.The tube wall of the lower end of filter pipe 1 is formed with filtration hole.The upper end of filter pipe 1, which is connected with, draws water
Pipe.Drinking-water pipe leads to the existing sump (not showing in attached drawing) in basement structure, i.e. the first end of drinking-water pipe is connected to filter
The upper end of water pipe, the second end of drinking-water pipe are connected to existing sump.Drinking-water pipe includes water pipe and the first water for being connected to water pipe
Pump.First water pump is used to extract the water in filter pipe, to reduce the water level in filter pipe.Weeper drain 2 includes 21 He of water-permeable pipe
Permeable gravel layer 22.The outside of exterior wall 4 is formed with the accommodation groove of one circle of circumferential direction setting along exterior wall 4.Water-permeable pipe 21 accommodates
In accommodation groove.The setting height of water-permeable pipe lower than Accumulated Rainwater in the foundation pit where basement structure design water level the following are
Preferably.Permeable gravel layer 22 is coated on water-permeable pipe 21.Water-permeable pipe 21 is connected to the newly-increased collection in the outside for being set to basement structure
Well (is not shown) in attached drawing.
Due to the influence of high flow year, it is increased to balance water level or more in groundwater level, basement structure just has floating
Risk, basement bottom board is possible to can by underground water destruct.The anti-floating drainage arrangement of the basement structure of the utility model is logical
It crosses on the basement bottom board constructed and opens up gap and filter pipe is installed, arranged the basement in filter pipe by drinking-water pipe
Enter in existing sump, while underground water is discharged into existing sump, basement structure self weight increases, and outdoor water level is also under meeting
Drop, structure reach balance again, cause structure to destroy so that it is guaranteed that basement will not float.On the other hand, outside outer wall of basement
The water level row of Accumulated Rainwater in foundation pit where basement is down to design water level hereinafter, avoiding water buoyancy by the weeper drain auxiliary of side
Destruction to basement structure component.The anti-floating drainage arrangement of the basement structure of the utility model is the same as anti-floating pile and anti-float anchor rod
It compares, convenient and quick construction is low in cost.Due to the expansion of Urban New District, almost without new water level monitoring point, spilling water is laid
The water level monitoring point that the setting of mouth is new also can preferably monitor basement water level, can destroy to avoid caused by water buoyancy.
In the present embodiment, at least three layers of strainer 11 are enclosed on the outside of the tube wall of the lower end of filter pipe 1.
As a kind of preferable embodiment, strainer 11 is non-woven fabrics strainer.
In the present embodiment, pressure gauge is installed on filter pipe 1.The numerical value of pressure gauge is periodically monitored by monitoring personnel,
After the pressure value of filter pipe exceeds warning pressure value, the basement in filter pipe is discharged by existing sump by drinking-water pipe
In.
In some embodiments, pressure monitoring device is installed on filter pipe.Pressure monitoring device includes pressure sensor
With the signal projector for being connected to pressure sensor.Signal projector signal is connected with controller.Controller is connected with alarm.
Pressure sensor acquires the pressure value of filter pipe in real time, and controller receives filter pipe pressure value.When the pressure value of filter pipe is greater than
When guarding against pressure value, controller starts alarm and issues sound-light alarm.
The specific practice of filter pipe:
(1) filter pipe uses stainless steel tube (D65mm × 3.0mm), drills in basement bottom board, aperture diameter 200mm.
(2) eyelet that diameter is 10mm, the spacing 20mm of eyelet are opened up on the tube wall of the lower end of filter pipe.
(3) outsourcing at least 3 layers of non-woven fabrics on the outside of the tube wall of the lower end of filter pipe, after filter pipe insertion drilling, in drainage
The cobble of outside surrounding backfill diameter 10mm~30mm of the tube wall of the lower end of pipe.
(4) it after backfilling cobble, is blocked and is drilled using water-proof concrete, with concrete grade C40, seepage-resistant grade P8 is micro- swollen
Swollen concrete blocks, and high cracking resistance high-impermeable composite material should be mixed in water-proof concrete, and addition content 8% guarantees vibration compacting,
Prevent concrete from infiltration situation occur.
(5) lower end of filter pipe should stretch out bed course 50mm, and the upper end of filter pipe should stretch out the building finished surface of bottom plate
100mm。
(6) upper end of filter pipe, which is stayed, sets ring flange, upper acting flange formula fire hydrant (pressure gauge is installed before valve).
In the present embodiment, the water-permeable pipe 21 of weeper drain is flexible porous tube.It is excavated in the outside of outer wall of basement
Drainage cloth is equipped in accommodation groove, drainage cloth is coated on permeable gravel layer 22.
Further, drainage cloth is geotextiles.As a kind of preferable embodiment, drainage cloth is anti-filter geotextiles or nothing
Spin geotextiles.
Weeper drain should be arranged along outer wall of basement periphery and is aggregated at french drain sump, and bottom mark nearby is connected to
High water system or city planting ductwork.
Specifically, the way of weeper drain:
(1) according to the floor plan of weeper drain, construction survey unwrapping wire surveying and locating: is carried out by surveyor.On ground
The upper excavating sideline for making weeper drain respectively, adds construction plane, high process control stake, and according to trench design and soil property situation
Calculate the groove width and depth of weeper drain.
(2) channel excavation: after surveying setting-out, that is, start digging groove.It digs and high process control is detected by survey crew deeply.Use with
Based on mechanical (excavator), it is artificial supplemented by construct.
Waterproof, drainage measure should be taken when fluting simultaneously, slot bottom is avoided to be impregnated by water.When should shorten the exposure of fluting as far as possible
Between.Next process cannot be such as carried out after fluting immediately, the depth that should retain 10-30cm is not dug, to whole before next procedure construction
One layer for repairing to design slot bottom elevation, while should reserving thick 20cm or so is manually clear to be dug.Forbid to disturb slot bottom, such as occur super
It digs, should be backfilled by design requirement.
In grooving process, running check ledge whether stable, one it is found that deformation, crack or support are walked about, it is necessary to vertical
Stop construction, is handled.
(3) groove is cleared up: after channel excavation reaches projected depth, extra surface dust being cleaned up.
(4) bed course pours: according to design requirement, channel bottom should pour 100mm thickness C15 plain concrete cushion layer, concrete
Strict control is answered to pour absolute altitude when bed course pours, it is ensured that groove drainage grade meets design requirement.
(5) it lays drainage cloth (non-woven geotextile): manually spreading drainage cloth in groove, when laying drainage cloth on grooved surface
Will there are certain drainage cloth crimpings, to wrap up drainage gravel layer (crushed rock filler).The 30cm lap of splice is stayed between drainage cloth, with
Guarantee that drainage cloth effectively overlaps.Drainage cloth two sides are close to trench wall and are laid with, and centre folds 100mm, and the measures such as top nail are solid
It is fixed, mobile drainage cloth when preventing drainage gravel layer from filling.The construction of drainage cloth finishes, Yao Jiaqiang finished product protection.
(6) lay water-permeable pipe: according to design requirement, the compression strength of water-permeable pipe should meet deformed under 0.2Mpa pressure it is small
In 5cm.Water-permeable pipe is wrapped up using non-woven geotextile, the connection of water-permeable pipe and corner treatment should by the operating method that producer provides into
Row.Water-permeable pipe answers strict control absolute altitude when laying, it is ensured that the drainage grade of water-permeable pipe meets drainage requirement, there is not allowed that adverse slope is existing
As.
(7) filtrate is applied and filled out: according to design requirement, the drainage gravel layer of backfill uses partial size for the rubble of 5mm~20mm, ovum
Stone composition must not exceed 2% containing mud, clay, clay block and total amount of organic.Drainage gravel layer is backfilled to trench top position
It sets, is covered using one layer of drainage cloth.
(8) after the completion of weeper drain construction, cohesive soil is backfilled in weeper drain range inner top, building waste must not be backfilled
Or house refuse, in order to avoid destroy top drainage cloth.Top backfill soil compaction is no less than 87%.
It should be noted that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate
The bright revealed content of book is not intended to limit the utility model implementable so that those skilled in the art understands and reads
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
In the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in disclosed in the utility model
Technology contents obtain and can cover in the range of.Meanwhile in this specification it is cited as "upper", "lower", "left", "right", " in
Between " and " one " etc. term, be merely convenient to being illustrated for narration, rather than to limit the enforceable range of the utility model,
Relativeness is altered or modified, under the content of no substantial changes in technology, when being also considered as the enforceable scope of the utility model.
Combine figure embodiment that the utility model is described in detail above, those skilled in the art can root
Many variations example is made to the utility model according to above description.Thus, certain details in embodiment should not constitute practical to this
Novel restriction, the utility model will be using the ranges that the appended claims define as protection scope.
Claims (7)
1. a kind of anti-floating drainage arrangement of basement structure, basement structure includes bottom plate and is formed in outer on the bottom plate
Wall, which is characterized in that the anti-floating drainage arrangement of basement structure includes:
Filter pipe is formed with the spillway hole of perforation on the bottom plate, and the filter pipe is inserted in the spillway hole and the filter
The lower end of water pipe extends to the lower section of the bottom plate, and the tube wall of the lower end of the filter pipe is formed with filtration hole, the filter pipe
Upper end is connected to the existing sump in the basement structure by drinking-water pipe；And
Weeper drain, including water-permeable pipe and permeable gravel layer are formed with the circumferential direction along the exterior wall on the outside of the exterior wall
The accommodation groove of one circle is set, and the water-permeable pipe is placed in the accommodation groove, and the permeable gravel layer is coated on the water-permeable pipe
On, the water-permeable pipe is connected to the newly-increased sump in the outside for being set to the basement structure.
2. the anti-floating drainage arrangement of basement structure according to claim 1, which is characterized in that the lower end of the filter pipe
Tube wall on the outside of be enclosed at least three layers of strainer.
3. the anti-floating drainage arrangement of basement structure according to claim 2, which is characterized in that the strainer is non-woven fabrics
Strainer.
4. the anti-floating drainage arrangement of basement structure according to claim 1, which is characterized in that installed on the filter pipe
There is pressure gauge.
5. the anti-floating drainage arrangement of basement structure according to claim 1, which is characterized in that the water-permeable pipe is soft
Water-permeable pipe.
6. the anti-floating drainage arrangement of basement structure according to claim 1, which is characterized in that be laid in the accommodation groove
There is drainage cloth, the drainage cloth, which is coated on, implements permeable gravel layer.
7. the anti-floating drainage arrangement of basement structure according to claim 6, which is characterized in that the drainage cloth is anti-filter
Geotextiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958488.9U CN209353360U (en) | 2018-11-26 | 2018-11-26 | The anti-floating drainage arrangement of basement structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821958488.9U CN209353360U (en) | 2018-11-26 | 2018-11-26 | The anti-floating drainage arrangement of basement structure |
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| Publication Number | Publication Date |
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| CN209353360U true CN209353360U (en) | 2019-09-06 |
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ID=67784227
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821958488.9U Active CN209353360U (en) | 2018-11-26 | 2018-11-26 | The anti-floating drainage arrangement of basement structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622468A (en) * | 2021-05-08 | 2021-11-09 | 中铁四局集团有限公司 | Multi-layer-level long path limiting and discharging device suitable for underground engineering |
-
2018
- 2018-11-26 CN CN201821958488.9U patent/CN209353360U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113622468A (en) * | 2021-05-08 | 2021-11-09 | 中铁四局集团有限公司 | Multi-layer-level long path limiting and discharging device suitable for underground engineering |
| CN113622468B (en) * | 2021-05-08 | 2023-02-28 | 中铁四局集团有限公司 | Multi-layer-level long path quantity-limiting discharging device suitable for underground engineering |
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