CN207512757U - Foundation pit supporting construction - Google Patents
Foundation pit supporting construction Download PDFInfo
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- CN207512757U CN207512757U CN201721499318.4U CN201721499318U CN207512757U CN 207512757 U CN207512757 U CN 207512757U CN 201721499318 U CN201721499318 U CN 201721499318U CN 207512757 U CN207512757 U CN 207512757U
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- Prior art keywords
- water
- foundation pit
- supporting pile
- immersible pump
- pile
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Abstract
The utility model discloses a kind of foundation pit supporting constructions, the problem of for being needed in existing supporting pile using powerful immersible pump, provide following technical scheme, including the supporting pile with osculum and immersible pump, immersible pump is provided with several, accommodating chamber is offered on the inner wall of supporting pile, each immersible pump is equipped with the actuator of driving diving pump work.Supporting pile with osculum can be as the dewatering well of foundation pit, underground water inside foundation pit can be by the osculum seepage flow to supporting pile of supporting pile, it is drawn water using the immersible pump being arranged in supporting pile, simultaneously multiple immersible pumps are equipped in the different height position of supporting pile, and the actuator of diving pump work can be driven by water buoyancy by being additionally provided with, therefore the difference of water level in supporting pile can be led to according to the difference of water level in foundation pit to open immersible pump, improve efficiency of drawing water, and without using powerful suction pump, reduce construction cost, improve efficiency.
Description
Technical field
The utility model is related to the supporting construction of construction, more specifically, it relates to a kind of foundation pit supporting construction.
Background technology
Any building, the excavation and support of foundation pit are all inevitable building process, the throwing of usual base pit engineering
It is very big to enter, few then millions of members, at most several ten million.The supporting of base pit engineering especially deep-foundation pit engineering and precipitation at present
It separately designing and constructs, supporting construction mainly has the structures such as cast-in-situ bored pile, steel sheet pile, diaphram wall, piled anchor, these
The project cost of supporting construction is very high, and cannot recycle, and causes huge waste, and base pit dewatering was used along foundation pit week
Enclose or foundation pit inside special dewatering well and water-stop curtain realize that water-stop curtain is generally three axis soil-cements or flyash
Mixing pile（Wall）, the construction space inside foundation pit is not only made to become smaller, but also substantially increase project cost.
At present, the Chinese patent of Publication No. CN202881958U discloses a kind of pattern foundation pit supporting structure knot containing precipitation function
Structure, it includes supporting pile, and supporting pile is formed for hollow steel pipe, and the two sides of hollow steel pipe are respectively arranged with the vertical chute,
Medial surface along the vertical chute is evenly arranged with osculum, and the upper surface of hollow steel pipe is provided with steel pipe pile cover, hollow steel pipe
Lower end is arranged on pile pile retainer ring, and the lower end of pile pile retainer ring is provided with armored concrete conical indenter.
Although this foundation pit supporting construction containing precipitation function can be carried out by the immersible pump of QSP40-16-3 models
It draws water processing, but the cost of the immersible pump of QSP40-16-3 models is excessively high, but when the water for carrying out low water level extracts, easily leads to energy
The waste of amount, therefore still have improved space.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of foundation pit supporting construction, have
The advantages of drainage efficiency is high, energy conservation and environmental protection.
To achieve the above object, the utility model provides following technical solution：
A kind of foundation pit supporting construction is used for including the supporting pile with several osculums and being arranged in supporting pile
The immersible pump to draw water, the immersible pump are provided with several along the different height position of the short transverse of supporting pile, the branch
The accommodating chamber placed for immersible pump is offered on the inner wall of fender pile column, each immersible pump is equipped with water buoyancy in by supporting pile
The actuator of driving diving pump work.
Using above-mentioned technical proposal, supporting pile can bear the lateral pressure of foundation pit in foundation pit supporting construction, it is ensured that base
The security and stability in hole, on the other hand the supporting pile with osculum can be as the dewatering well of foundation pit, the underground inside foundation pit
Water can be by the osculum seepage flow to supporting pile of supporting pile, being taken out using the immersible pump being arranged in supporting pile
Water can effectively reduce the level of ground water of foundation pit, while be equipped with multiple immersible pumps in the different height position of supporting pile, and
The actuator of diving pump work can be driven by water buoyancy by being additionally provided with, therefore can be caused according to the difference of water level in foundation pit
The difference of water level opens immersible pump in supporting pile, when the water level in supporting pile is relatively low, only opens and is located at support pile column
The immersible pump of bottom draws water, and when the water level in supporting pile is higher, the immersible pump positioned at higher position is also driven
Moving part drives startup, increases the pumping action to supporting pile, improves efficiency of drawing water, and without using powerful pumping
Water pump reduces construction cost, also improves efficiency.
Preferably, the driving component includes the floating ball vertically moved by water buoyancy driving, and the floating ball is fixed
It is connected with the horizontally extending drive rod being connected in accommodating chamber.
Using above-mentioned technical proposal, floating ball can be convinced upwards by the promotion of water buoyancy in supporting pile, so as to drive
The movement of drive rod connected to it, it is simple in structure, and can immersible pump be driven according to the content of water in supporting pile in time
It opens.
Preferably, the one end of the drive rod far from floating ball be equipped with montant, the one end of the montant far from drive rod it is upper
Side is equipped with the switch for starting immersible pump.
Using above-mentioned technical proposal, the movement of drive rod is driven by floating ball, drive rod drives the rising pair of montant
The switch of immersible pump is squeezed so as to start immersible pump, simple in structure, easy to operate, can be driven linkage by floating ball
The unlatching of submersible pump switch.
Preferably, the inner wall of the supporting pile offers the limiting slot moved for drive rod, is arranged on the drive rod
There is the sealing plate for covering limiting slot.
Using above-mentioned technical proposal, due to limiting slot connection support pile column inside and accommodating chamber, after water level rises
Limiting slot can be covered by sealing plate, so as to which the water limited in suspension device is entered in accommodating chamber, limited simultaneously
Slot can also limit the displacement of drive rod, improve the stability of drive rod movement.
Preferably, the floating ball, which is arranged with, is fixed on supporting pile to limit the stop collar of floating ball mobile route.
Using above-mentioned technical proposal, stop collar can limit floating ball and be only capable of moving up and down, so as to improve floating ball movement
Stability.
Preferably, the immersible pump is equipped with drinking-water pipe and water-supply-pipe, and the water-supply-pipe connection of several immersible pumps is same
A piece drainpipe.
Using above-mentioned technical proposal, the water of supporting pile is extracted by using drinking-water pipe, then with water-supply-pipe be transported to outside
Draining is carried out in the drainpipe of boundary's drainage system connection, and the water-supply-pipe of each immersible pump connects same root drainpipe, carries
The high drainage efficiency of supporting pile, it is simple in structure.
Preferably, the water-supply-pipe is equipped with the check valve of limitation flow direction drainpipe.
Using above-mentioned technical proposal, since drainpipe is vertically arranged, and several water-supply-pipes are connected in drainpipe,
The water being now in drainpipe may flow to drinking-water pipe from the water-supply-pipe of high water level and flow back into again in supporting pile, setting
Check valve can avoid the appearance of this kind of situation, so as to improve the performance of draining.
Preferably, the support pile column outer wall is equipped with filter layer.
Using above-mentioned technical proposal, the filter layer of support pile column outer wall setting can completely cut off outside sundries outside outer wall, only supply
Water passes through, and magazine is avoided to enter in supporting pile, supporting pile draw water impacting, improve the stability drawn water.
In conclusion the utility model has the advantages that：By floating ball according to water levels different in supporting pile come
Drive immersible pump, carrying out low water level without using powerful immersible pump draws water, energy conservation and environmental protection, and high water level when
It waits, the quantity of immersible pump is consequently increased, and improves draw water performance and working efficiency.
Description of the drawings
Fig. 1 is the structure diagram of embodiment in the utility model；
Fig. 2 is the structure diagram of supporting pile in the utility model；
Fig. 3 is that supporting pile in part is concealed in the utility model for illustrating the structural representation of supporting pile internal structure
Figure；
Fig. 4 is the A portions enlarged drawing of Fig. 3.
In figure：1st, supporting pile；11st, filter layer；12nd, conical indenter；13rd, steel pipe pile cover；14th, steel plate for sealing water；15th, draining
Hole；16th, accommodating chamber；17th, placement plate；2nd, immersible pump；21st, drinking-water pipe；22nd, water-supply-pipe；23rd, check valve；24th, it switchs；3rd, it drives
Part；31st, floating ball；32nd, drive rod；33rd, montant；34th, limiting slot；35th, sealing plate；4th, stop collar；41st, straight slot；5th, drainpipe.
Specific embodiment
With reference to the accompanying drawings and embodiments, the utility model is described in detail.
A kind of foundation pit supporting construction, referring to Fig. 1, including supporting pile 1, supporting pile 1 is set as hollow pipe structure, this
Using hollow steel pipe in embodiment, while filter layer 11 is equipped in the outer wall of supporting pile 1, branch is entered available for blocking sundries
In fender pile column 1, the bottom end of supporting pile 1 is additionally provided with the conical indenter for the armored concrete that supporting pile 1 is facilitated to enter underground
12, the top of supporting pile 1 is equipped with steel pipe pile cover 13, limits the soil at top and sundries enters the hollow steel of supporting pile 1
Guan Zhong, suspension device are provided with multiple, are arranged along the side wall of foundation pit, and between the hollow steel pipe of adjacent supporting pile 1
It is also plugged with and is deep into steel plate for sealing water 14 inside foundation pit for the water stopped outside foundation pit, stopped outside foundation pit by steel plate for sealing water 14
Water enter inside foundation pit so that in a more dry construction environment inside foundation pit.
Referring to Fig. 2, Fig. 3 and Fig. 4, multiple osculums 15 are offered on the outer wall of supporting pile 1, the water in foundation pit can pass through
Osculum 15 is entered in supporting pile 1, and multiple immersible pumps 2 for drawing water, the present embodiment are in addition provided in supporting pile 1
There are four immersible pump 2 in the middle is vertically set, and immersible pump 2 is placed on the receiving opened up on suspension device side wall
It is additionally provided in chamber 16, while in accommodating chamber 16 and is pierced by the placement plate 17 that accommodating chamber 16 is placed for immersible pump 2, immersible pump 2 is connected with
The drinking-water pipe 21 connected with the inside of supporting pile 1, the water in addition taken out by immersible pump 2 can be by the water deliverys that are connect with immersible pump 2
Pipe 22 is discharged, and the one end of water-supply-pipe 22 far from immersible pump 2 is additionally provided with the drainpipe 5 connected with extraneous drainage system, draining
Pipe 5 is vertically arranged, and the water-supply-pipe 22 that four immersible pumps 2 connect arranges, and defeated along the vertical direction of drainpipe 5 in height
The check valve 23 that limitation flow only flows to drainpipe 5 from water-supply-pipe 22 is additionally provided on water pipe 22.
Referring to figure, each immersible pump 2 is additionally provided with the actuator 3 that water buoyancy driving immersible pump 2 works in by supporting pile 1,
Actuator 3 includes the floating ball 31 being movably arranged in supporting pile 1, and the inner wall of supporting pile 1, which is fixed with, surrounds floating ball 31
Stop collar 4, the cross section of stop collar 4 is more slightly larger than the diametral plane of floating ball 31 so that floating ball 31 is able to move in stop collar 4,
And it is moved along the length direction of stop collar 4, multiple water supply is opened up on the side wall of stop collar 4, bottom wall and roof and are entered
The straight slot 41 that floating ball 31 is pushed to move in stop collar 4.
Referring to Fig. 2, Fig. 3 and Fig. 4, actuator 3 further include be fixedly connected with floating ball 31 it is horizontally extending to accommodating chamber
Drive rod 32 in 16, the one end of drive rod 32 far from floating ball 31 are provided with montant 33, the one end of montant 33 far from drive rod 32
It is connect with immersible pump 2, and when water pushes the rising of floating ball 31 to drive drive rod 32 so that montant 33 rises, drive rod
The starting switch 24 of 32 extrudable immersible pumps 2 so that immersible pump 2 works, while is offered on the inner wall of supporting pile 1
The limiting slot 35 of accommodating chamber 16 is connected to, limiting slot 35 limits drive rod 32 and occur the displacement of vertical direction, while is driving
It is located at the sealing plate 36 for being also arranged in accommodating chamber 16 and covering limiting slot 35, sealing plate 36 and the cavity wall of accommodating chamber 16 in lever 32
It is close to, the water of supporting pile 1 is avoided to be flowed into from limiting slot 35 in accommodating chamber 16.
In conclusion when foundation pit has water, water can be entered from osculum 15 in supporting pile 1, filter layer 11
Only water can be limited to enter in supporting pile 1, as the water level entered in supporting pile 1 is different, so as to control
System is located at the startup of the immersible pump 2 of different height position in supporting pile 1, and the floating of different height position is pushed by the buoyancy of water
Ball 31 floats upwards, so as to which drive rod 32 be driven to move up so that montant 33 is moved up to be contacted with the switch of immersible pump 2 24
And squeeze switch 24 so that immersible pump 2 starts, and the water in foundation pit is extracted, and is then transported to draining using water-supply-pipe 22
In pipe 5, while the check valve 23 on water-supply-pipe 22 can limit flow and can not flow back into water-supply-pipe 22, avoid being located at lower section
The water that is extracted of immersible pump 2 flowed back into supporting pile 1 from drinking-water pipe 21 again from water-supply-pipe 22.
Water level in supporting pile 1 is not enough to be that floating ball 31 rises the switch that montant 33 is driven to be expressed to immersible pump 2
When 24, immersible pump 2 is closed, so as to save the energy.
This foundation pit supporting construction can immersible pumps 2 different according to the water level in supporting pile 1 and taking different number into
Row draws water, and the work of low water level is carried out without using powerful immersible pump 2, reduces construction cost, and corresponding
High water level can be drawn water using greater number of immersible pump 2, improve draw water efficiency and working efficiency.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, several improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of foundation pit supporting construction including the supporting pile (1) with several osculums (15) and is arranged on supporting pile
(1) for the immersible pump (2) to draw water in, it is characterized in that：Difference of the immersible pump (2) along the short transverse of supporting pile (1)
Height and position is provided with several, and the accommodating chamber placed for immersible pump (2) is offered on the inner wall of the supporting pile (1)
(16), each immersible pump (2) is equipped with the actuator (3) that water buoyancy driving immersible pump (2) works in by supporting pile (1).
2. foundation pit supporting construction according to claim 1, it is characterized in that：The actuator (3) by water buoyancy including being driven
The floating ball (31) vertically moved, the floating ball (31), which is fixedly connected with, horizontally extending is connected to accommodating chamber (16)
Interior drive rod (32).
3. foundation pit supporting construction according to claim 2, it is characterized in that：The one of the separate floating ball (31) of the drive rod (32)
End is equipped with montant (33), and the top of the one end of the montant (33) far from drive rod (32) is equipped with the switch for starting immersible pump (2)
(24)。
4. foundation pit supporting construction according to claim 2, it is characterized in that：The inner wall of the supporting pile (1) offers confession
Drive rod (32) mobile limiting slot (35) is arranged with the sealing plate (36) for covering limiting slot (35) on the drive rod (32).
5. foundation pit supporting construction according to claim 2, it is characterized in that：The floating ball (31), which is arranged with, is fixed on support pile
To limit the stop collar (4) of floating ball (31) mobile route on column (1).
6. foundation pit supporting construction according to claim 1, it is characterized in that：The immersible pump (2) equipped with drinking-water pipe (21) with
And water-supply-pipe (22), several immersible pumps (2) are communicated with same root drainpipe (5).
7. foundation pit supporting construction according to claim 6, it is characterized in that：The water-supply-pipe (22) is equipped with limitation flow stream
To the check valve (23) of drainpipe (5).
8. foundation pit supporting construction according to claim 1, it is characterized in that：Supporting pile (1) outer wall is equipped with filter layer
(11)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721499318.4U CN207512757U (en) | 2017-11-10 | 2017-11-10 | Foundation pit supporting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721499318.4U CN207512757U (en) | 2017-11-10 | 2017-11-10 | Foundation pit supporting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207512757U true CN207512757U (en) | 2018-06-19 |
Family
ID=62538344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721499318.4U Expired - Fee Related CN207512757U (en) | 2017-11-10 | 2017-11-10 | Foundation pit supporting construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207512757U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116180764A (en) * | 2023-04-26 | 2023-05-30 | 秦皇岛中地建筑工程有限公司 | Local soil erosion and water loss water collection protection structure between foundation pit support pile |
-
2017
- 2017-11-10 CN CN201721499318.4U patent/CN207512757U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116180764A (en) * | 2023-04-26 | 2023-05-30 | 秦皇岛中地建筑工程有限公司 | Local soil erosion and water loss water collection protection structure between foundation pit support pile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180619 Termination date: 20201110 |