CN209194556U - Lock station drainage of foundation pit system - Google Patents
Lock station drainage of foundation pit system Download PDFInfo
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- CN209194556U CN209194556U CN201821734419.XU CN201821734419U CN209194556U CN 209194556 U CN209194556 U CN 209194556U CN 201821734419 U CN201821734419 U CN 201821734419U CN 209194556 U CN209194556 U CN 209194556U
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- drainage
- side slope
- foundation pit
- ditch
- pipe
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Abstract
The utility model discloses a kind of lock station drainage of foundation pit systems, it applies in drainage of foundation pit field, the foundation pit for solving lock station is excavated in river, and the geology of foundation pit is relatively soft, and water level is higher, soil in foundation pit is easy to be lost, the technical issues of side slope is easily collapsed, its key points of the technical solution are that: including base pit dewatering component and side slope precipitation component, base pit dewatering component includes the dewatering well and collector pipe that bottom of foundation ditch is arranged in, collector pipe is equipped with gully-hole, and collector pipe is connected to dewatering well；Side slope precipitation component includes infiltration pipe network and drainage ditch, and infiltration pipe network is embedded in the side slope of foundation pit, and infiltration pipe network is connected to drainage ditch, and soakaway trench offers water seepage hole on the net；Foundation pit is equipped with the draining pump of the water for being discharged in drainage ditch and dewatering well；The moisture for having the technical effect that bottom of foundation ditch having can be entered in dewatering well by collector pipe, and infiltration pipe network can both be collected in side slope, and landslide and soil layer can also be avoided to be lost with reinforcing side slope.
Description
Technical field
The utility model relates to drainage of foundation pit field, in particular to a kind of lock station drainage of foundation pit system.
Background technique
Currently, the Chinese patent that notification number is CN207062965U discloses a kind of drainage of foundation pit system, it includes surrounding
The sink of foundation pit surrounding is set to the gutter in foundation pit, and gutter includes hondo and the Zhigou for being connected to hondo, and hondo passes through
Construction area in foundation pit, and it is connected to the sump being set to outside construction area, the shaft bottom plane of sump is lower than hondo bottom of trench
The plane at place, further includes the drainage equipment that the water in the sump is imported to the sink, and sink connects externally drained system
System, can effectively drain the ponding generated in construction work in foundation pit.
Although this drainage of foundation pit system can be used for draining, but the foundation pit at lock station is excavated in river,
The geology of foundation pit is relatively soft, and water level is higher, while drainage of foundation pit system in the prior art is not able to satisfy Quick drainage
Reinforce the effect of foundation pit.
Utility model content
The purpose of the utility model is to provide a kind of lock station drainage of foundation pit systems, its advantage is that the moisture of bottom of foundation ditch passes through
Collector pipe can enter in dewatering well, infiltration pipe network can both collect in side slope, can also be avoided with reinforcing side slope landslide and
Soil layer is lost.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of lock station drainage of foundation pit
System, including base pit dewatering component and side slope precipitation component, the base pit dewatering component include the precipitation that bottom of foundation ditch is arranged in
Well and the collector pipe that bottom of foundation ditch is arranged in, the collector pipe are equipped with gully-hole, and the collector pipe is connected to dewatering well；It is described
Side slope precipitation component includes that infiltration pipe network and drainage ditch, the infiltration pipe network are embedded in the side slope of foundation pit, the infiltration pipe network
It is connected to drainage ditch, the soakaway trench offers water seepage hole on the net；The foundation pit is equipped with draining pump, and the draining pump is communicated with
Drain header is communicated with the first branch pipe and the second branch pipe on the drain header, and first branch pipe is connected to dewatering well, described
Second branch pipe is connected to drainage ditch.
Through the above technical solutions, base pit dewatering component is used for the water that is discharged in foundation pit, collector pipe is by the water collection in foundation pit
In into dewatering well, side slope precipitation component is used for the water that is discharged in side slope, and side slope is avoided to occur to collapse or soil losses；Soakaway trench
Net can be used for collecting the moisture in side slope and by water water conservancy diversion into drainage ditch, and the pipe network that seeps water preferably strengthens side slope
Structure, to preferably avoid the loss of soil；The first branch pipe and the second branch pipe on drain header respectively with dewatering well and
Preferably the moisture in drainage ditch and dewatering well can be discharged for drainage ditch connection, draining pump.
The utility model is further arranged to: water filtering tube, the water filtering tube and the dewatering well borehole wall are equipped in the dewatering well
Between be equipped with sandy gravel stratum.
Through the above technical solutions, sandy gravel stratum can preferably filter the underground water of bottom of foundation ditch, soil is avoided to be flowed into
In dewatering well, soil losses are avoided；Water filtering tube enables gravel is more uniform to be put into inlet well, so that the thickness of sandy gravel stratum
Spend it is more appropriate, being capable of efficient filtering underground.
The utility model is further arranged to: the side slope of foundation pit is equipped with side slope protection made of being poured with armored concrete
Wall offers soakaway in side slope, and the soakaway trench is extended with aqueduct on the net, and the aqueduct is plugged in soakaway.
Through the above technical solutions, side slope protection wall can preferable reinforcing side slope intensity, avoid soil losses；Side slope
In moisture can penetrate into soakaway, aqueduct by the water collected in soakaway drain into infiltration pipe network in, thus into one
The excess moisture of step avoided in side slope and the case where lead to soil losses.
The utility model is further arranged to: drainage sandstone is equipped in the soakaway, the aqueduct is equipped with water inlet
Hole.
Through the above technical solutions, drainage sandstone is used to filter the water collected in soakaway, to preferably avoid soil
It enters in aqueduct, avoids the loss of soil, collapsing or landslide so as to avoid side slope.
The utility model is further arranged to: the drainage ditch upper cover is equipped with cover board, and the cover board is equipped with leakage hole.
Through the above technical solutions, cover board can prevent personnel, article or sundries etc. from dropping into drainage ditch, people is avoided
Member's injury also avoids drainage ditch and is blocked；Leakage hole for rainwater for dropping into drainage ditch.
The utility model is further arranged to: the collector pipe is communicated with filter pipe, and the filter pipe extends straight down,
The filter pipe along collector pipe length direction be equipped with it is multiple, the filter pipe far from collector pipe one end be equipped with filtration hole.
Through the above technical solutions, filter pipe extends straight down along foundation pit, it can preferably improve and collect foundation pit bottom
The efficiency of portion's moisture, to accelerate the efficiency of draining.
The utility model is further arranged to: the side slope protection wall, which is equipped with, reinforces diagonal brace, and the reinforcing diagonal brace is separate
One end of side slope protection wall is abutted with bottom of foundation ditch.
Through the above technical solutions, the structural strength of side slope protection wall can preferably be reinforced by reinforcing diagonal brace, thus into one
There is a situation where collapse for the soil losses of step avoided in side slope or side slope.
The utility model is further arranged to: position of the side slope close to bottom of foundation ditch, the base is arranged in the drainage ditch
Hole bottom is equipped with waterproof geotextiles, and the waterproof geotextiles extend at drainage ditch.
Through the above technical solutions, waterproof geotextiles can prevent the soil of bottom of foundation ditch to avoid rain drop erosion bottom of foundation ditch
Earth is lost, and rainwater can flow in drainage ditch along waterproof geotextiles, so that bottom of foundation ditch preferably be avoided to form ponding.
In conclusion the utility model has the following beneficial effects:
1. side slope precipitation component is used for the water being discharged in side slope, avoid side slope that collapsing or soil losses occur；Seep water pipe network
For collecting the moisture in side slope and by water water conservancy diversion into drainage ditch, and the pipe network that seeps water preferably strengthens the structure of side slope,
To preferably avoid the loss of soil；
2. sandy gravel stratum filters the underground water of bottom of foundation ditch, soil is avoided to be flowed into dewatering well and be lost；Water filtering tube makes sand
Gravel can be more uniform be put into inlet well so that the thickness of sandy gravel stratum is more appropriate, thus efficient filtering underground.
Detailed description of the invention
Fig. 1 is the whole structural schematic diagram of the present embodiment.
Fig. 2 is the structural schematic diagram of the base pit dewatering component of the present embodiment.
Fig. 3 is the structural schematic diagram of the side slope precipitation component of the present embodiment.
Fig. 4 is the structural schematic diagram of the inside of the dewatering well of the present embodiment.
Appended drawing reference: 1, base pit dewatering component；2, side slope precipitation component；3, dewatering well；4, collector pipe；5, gully-hole；6,
Seep water pipe network；7, drainage ditch；8, water seepage hole；9, draining pump；10, drain header；11, the first branch pipe；12, the second branch pipe；13, it filters
Water drum；14, sandy gravel stratum；15, side slope protection wall；16, soakaway；17, aqueduct；18, drainage sandstone；19, inlet opening；20, it covers
Plate；21, leakage hole；22, filter pipe；23, filtration hole；24, diagonal brace is reinforced；25, waterproof geotextiles.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment:
With reference to Fig. 1 and Fig. 2, a kind of lock station drainage of foundation pit system, including base pit dewatering component 1 and side slope precipitation component 2, base
Cheating precipitation component 1 includes dewatering well 3 and collector pipe 4, and collector pipe 4 is uniformly embedded in bottom of foundation ditch, offers and catchment on collector pipe 4
Hole 5, gully-hole 5 penetrate into collector pipe 4 for the water in soil layer；Foundation pit is arranged in close to intermediate position, collector pipe in dewatering well 3
4 are connected to by pipeline with dewatering well 3；Filter pipe 22 is communicated on collector pipe 4, filter pipe 22 is equal along the length direction of collector pipe 4
Even to be distributed with multiple, filter pipe 22 offers filtration hole 23 far from one end of collector pipe 4, the water in soil layer by filtration hole 23 into
Enter into filter pipe 22, when the water level in filter pipe 22 reaches the height of collector pipe 4, water is flowed into precipitation by collector pipe 4
In well 3.
With reference to Fig. 3, side slope precipitation component 2 includes infiltration pipe network 6 and drainage ditch 7, and infiltration pipe network 6 is embedded in the side slope of foundation pit
In, position of the side slope close to bottom of foundation ditch is arranged in drainage ditch 7, and water seepage hole 8, infiltration pipe network 6 and row are offered on the pipe network 6 that seeps water
Water channel 7 is connected to；Moisture in side slope can be penetrated into preferably in infiltration pipe network 6, be then flowed into drainage ditch 7；And it seeps
Pipe network 6 can preferably reinforcing side slope structural strength, avoid the soil erosion in side slope.
With reference to Fig. 1, side slope protection wall 15 is equipped in side slope, side slope protection wall 15 is poured using armored concrete,
Side slope protection wall 15, which is equipped with, reinforces diagonal brace 24, reinforces diagonal brace 24 and is uniformly provided with multiple, reinforcing 24 one end of diagonal brace in the horizontal direction
Fixed with side slope protection wall 15, the other end is fixed with bottom of foundation ditch；Side slope protection wall 15 can preferably reinforce the side slope of foundation pit,
Also it can avoid the soil erosion in side slope.
With reference to Fig. 3, soakaway 16 is offered in side slope, is filled with drainage sandstone 18 in soakaway 16, is prolonged on the pipe network 6 that seeps water
Stretching has aqueduct 17, and aqueduct 17 is equipped with inlet opening 19, and aqueduct 17 is plugged in soakaway 16；Moisture in soil layer penetrates into
Into soakaway 16, then pass through the filtering of drainage sandstone 18, soil is retained, and moisture enters water guide from inlet opening 19
In pipe 17, then into infiltration pipe network 6, flow ultimately into drainage ditch 7.
With reference to Fig. 3,7 upper cover of drainage ditch is equipped with cover board 20, and cover board 20 is equipped with multiple, lid along the length direction of drainage ditch 7
Leakage hole 21 is offered on plate 20；Bottom of foundation ditch is equipped with waterproof geotextiles 25, and waterproof geotextiles 25 extend at drainage ditch 7；
Rainwater can be flowed into drainage ditch 7 along waterproof geotextiles 25, and cover board 20 avoids construction personnel and calls in drainage ditch 7,
Leakage hole 21 for rainwater for dropping into drainage ditch 7, to preferably avoid the rainwater accumulation in foundation pit.
With reference to Fig. 4, it is fixed with water filtering tube 13 in dewatering well 3, is filled with sandy gravel stratum between 3 borehole wall of water filtering tube 13 and dewatering well
14, underground water is flowed into water filtering tube 13 by the filtering of sandy gravel stratum 14, to preferably avoid the loss of soil, avoids soil
Layer collapses.
With reference to Fig. 1, it is fixed with draining pump 9 on foundation pit, drain header 10 is communicated on draining pump 9, is connected on drain header 10
It is connected with the first branch pipe 11 and the second branch pipe 12, the first branch pipe 11 extends in dewatering well 3, and the second branch pipe 12 is connected to drainage ditch 7；
Draining pump 9 can quickly extract dewatering well 3 and drainage ditch 7(with reference to the water in Fig. 3) out.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of lock station drainage of foundation pit system, which is characterized in that including base pit dewatering component (1) and side slope precipitation component (2), institute
Stating base pit dewatering component (1) includes the dewatering well (3) that bottom of foundation ditch is arranged in and the collector pipe (4) that bottom of foundation ditch is arranged in, institute
Collector pipe (4) are stated equipped with gully-hole (5), the collector pipe (4) is connected to dewatering well (3)；
The side slope precipitation component (2) includes that infiltration pipe network (6) and drainage ditch (7), the infiltration pipe network (6) are embedded in foundation pit
In side slope, the infiltration pipe network (6) is connected to drainage ditch (7), offers water seepage hole (8) on the infiltration pipe network (6)；
The foundation pit is equipped with draining pump (9), and the draining pump (9) is communicated with drain header (10), the drain header (10)
On be communicated with the first branch pipe (11) and the second branch pipe (12), first branch pipe (11) is connected to dewatering well (3), described second
Pipe (12) is connected to drainage ditch (7).
2. lock station drainage of foundation pit system according to claim 1, which is characterized in that be equipped with drainage in the dewatering well (3)
Cylinder (13) is equipped with sandy gravel stratum (14) between the water filtering tube (13) and dewatering well (3) borehole wall.
3. lock station drainage of foundation pit system according to claim 1, which is characterized in that the side slope of foundation pit is equipped with mixed with reinforcing bar
Side slope protection wall (15) made of solidifying soil pours offer soakaway (16) in side slope, are extended with and lead on the infiltration pipe network (6)
Water pipe (17), the aqueduct (17) are plugged in soakaway (16).
4. lock station drainage of foundation pit system according to claim 3, which is characterized in that be equipped with drainage in the soakaway (16)
Sandstone (18), the aqueduct (17) are equipped with inlet opening (19).
5. lock station drainage of foundation pit system according to claim 4, which is characterized in that drainage ditch (7) upper cover is equipped with lid
Plate (20), the cover board (20) are equipped with leakage hole (21).
6. lock station drainage of foundation pit system according to claim 1, which is characterized in that the collector pipe (4) is communicated with drainage
It manages (22), the filter pipe (22) extends straight down, and the filter pipe (22) is equipped with more along the length direction of collector pipe (4)
A, the filter pipe (22) is equipped with filtration hole (23) far from the one end of collector pipe (4).
7. lock station drainage of foundation pit system according to claim 3, which is characterized in that the side slope protection wall (15) is equipped with
It reinforces diagonal brace (24), reinforce diagonal brace (24) are abutted far from the one end of side slope protection wall (15) with bottom of foundation ditch.
8. lock station drainage of foundation pit system according to claim 1, which is characterized in that the drainage ditch (7) is arranged in side slope
Close to the position of bottom of foundation ditch, the bottom of foundation ditch is equipped with waterproof geotextiles (25), and the waterproof geotextiles (25) extend to
At drainage ditch (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821734419.XU CN209194556U (en) | 2018-10-24 | 2018-10-24 | Lock station drainage of foundation pit system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821734419.XU CN209194556U (en) | 2018-10-24 | 2018-10-24 | Lock station drainage of foundation pit system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209194556U true CN209194556U (en) | 2019-08-02 |
Family
ID=67409038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821734419.XU Active CN209194556U (en) | 2018-10-24 | 2018-10-24 | Lock station drainage of foundation pit system |
Country Status (1)
| Country | Link |
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| CN (1) | CN209194556U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552362A (en) * | 2019-09-16 | 2019-12-10 | 中铁十二局集团有限公司 | Foundation pit dewatering construction method of mixed well and light well in confined water stratum |
| CN111519632A (en) * | 2020-04-28 | 2020-08-11 | 中一达建设集团有限公司 | Foundation pit supporting structure |
| CN113756349A (en) * | 2021-09-18 | 2021-12-07 | 宁波同三建设集团有限公司 | Foundation pit drainage structure and construction method thereof |
| CN114855813A (en) * | 2022-04-25 | 2022-08-05 | 唐山学院 | Foundation pit upper layer stagnant water precipitation slope support device and construction method |
| CN115233716A (en) * | 2022-08-22 | 2022-10-25 | 广州地铁设计研究院股份有限公司 | Permeable stratum foundation pit dynamic dewatering system |
| CN115874575A (en) * | 2023-02-09 | 2023-03-31 | 四川蜀西地质工程勘测集团有限公司 | River channel water conservancy slope protection structure and construction method thereof |
-
2018
- 2018-10-24 CN CN201821734419.XU patent/CN209194556U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552362A (en) * | 2019-09-16 | 2019-12-10 | 中铁十二局集团有限公司 | Foundation pit dewatering construction method of mixed well and light well in confined water stratum |
| CN111519632A (en) * | 2020-04-28 | 2020-08-11 | 中一达建设集团有限公司 | Foundation pit supporting structure |
| CN113756349A (en) * | 2021-09-18 | 2021-12-07 | 宁波同三建设集团有限公司 | Foundation pit drainage structure and construction method thereof |
| CN114855813A (en) * | 2022-04-25 | 2022-08-05 | 唐山学院 | Foundation pit upper layer stagnant water precipitation slope support device and construction method |
| CN115233716A (en) * | 2022-08-22 | 2022-10-25 | 广州地铁设计研究院股份有限公司 | Permeable stratum foundation pit dynamic dewatering system |
| CN115874575A (en) * | 2023-02-09 | 2023-03-31 | 四川蜀西地质工程勘测集团有限公司 | River channel water conservancy slope protection structure and construction method thereof |
| CN115874575B (en) * | 2023-02-09 | 2023-05-05 | 四川蜀西地质工程勘测集团有限公司 | River water conservancy slope protection structure and construction method thereof |
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