CN207484460U - A kind of reinforced soft soil ground processing U-shaped catchments forced-ventilated water installations - Google Patents
A kind of reinforced soft soil ground processing U-shaped catchments forced-ventilated water installations Download PDFInfo
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- CN207484460U CN207484460U CN201721355436.8U CN201721355436U CN207484460U CN 207484460 U CN207484460 U CN 207484460U CN 201721355436 U CN201721355436 U CN 201721355436U CN 207484460 U CN207484460 U CN 207484460U
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- China
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- catchments
- chimney filter
- collector pipe
- soft soil
- permeable
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Abstract
The utility model discloses a kind of reinforced soft soil ground processing U-shapeds to catchment forced-ventilated water installations,Be connected the permeable chimney filter and collector pipe to take the shape of the letter U including bottom,Bottom of the tube of catchmenting is equipped with check valve,In the tube cavity that catchments equipped with separator,Supercharging tracheae bottom end is connected with tube cavity lower part of catchmenting,Supercharging tracheae top is stretched out to be connected with booster pump,Collector pipe top is connected with the drainpipe of stretching,Permeable chimney filter inner cavity and around between weak soil under the effect of hydraulic pressure force difference,The excessively permeable chimney filter of weak soil pore water enters inner cavity convergence,And flow to the tube cavity that catchments through check valve,When the water level in permeable chimney filter is higher,It is pressurized pump work,Through being pressurized tracheae to tube cavity lower part supercharging of catchmenting,So that separator moves up,The water of tube cavity of making to catchment is discharged through drainpipe,Reduce water level in collector pipe,So as to reduce the water level of permeable chimney filter,Hydraulic pressure force difference is formed again,So repeat,Form pulse-type drainage,Achieve the effect that soft soil foundation quick-discharging consolidation from top to bottom.
Description
Technical field
The utility model is related to reinforced soft soil ground field of engineering technology, more particularly to a kind of reinforced soft soil ground processing U
Shape is catchmented forced-ventilated water installations.
Background technology
Reinforced soft soil ground is usually all using prepressing water discharge consolidation method, prepressing water discharge consolidation method master in the prior art
There are two methods of vacuum preloading and piling prepressing, highway on soft ground is carried out when the methods of use vacuum preloading or piling prepressing
When, vertical sand drain or drain bar are generally set in soft soil foundation as drainage channel, in heap material containing gravity load or vacuum lotus
It carries and discharging consolidation occurs under precompressed so that soft soil foundation pore water is discharged by drainage channel, and pore water pressure is slowly
It dissipates, effective stress slowly increases, and foundation strength gradually increases, and the ground consolidation settling amount overwhelming majority is disappeared within the construction time
It removes, so as to which the bearing capacity for making soft soil foundation is improved, reduces settlement after construction.
But piling prepressing consolidation or during vacuum preconsolidation, it the generation of stress difference and is transmitted very slow in weak soil, it is difficult to
The rapid soft soil consolidation for realizing lower floor.Cause the problems such as long in time limit, cost is high, settlement after construction amplitude is big.
Utility model content
The technical problem to be solved by the utility model is to provide it is a kind of it is simple in structure, quick-discharging consolidation can be achieved, subtract
The reinforced soft soil ground processing U-shaped of few construction period catchments forced-ventilated water installations.
Used technical solution to solve above-mentioned technical problem：A kind of reinforced soft soil ground processing U-shaped catchments forced-ventilated water
Device reaches pending soft soil foundation and bottom is connected the permeable chimney filter and collector pipe that take the shape of the letter U, the collector pipe including being inserted into
Bottom is equipped with check valve, is equipped in the tube cavity that catchments and is separated into two-part separator up and down to the tube cavity that will catchment,
There are minim gaps between the separator and the inside pipe wall that catchments, and are externally provided with bottom end positioned at the collector pipe and catchment under tube cavity
The supercharging tracheae that part is connected, the supercharging tracheae top is stretched out to be connected with booster pump, and the collector pipe top, which is connected with, stretches
The drainpipe gone out.
Further, the tube cavity that catchments be equipped with support hold separator bracket so that separator and check valve it
Between have preset distance.
Further, the permeable chimney filter tube wall array distribution has permeable duct and is coated with permeable filter membrane.
Further, the collector pipe top is stretched out and is connected with vacuum pump.
Advantageous effect：This reinforced soft soil ground processing U-shaped catchments in forced-ventilated water installations, and permeable chimney filter and collector pipe are squeezed into soft
After soil base, to make since there are hydraulic pressure force differences, weak soil pore water between permeable chimney filter inner cavity and surrounding weak soil in hydraulic pressure force difference
Under, enter inner cavity convergence, and the tube cavity that catchments is flowed to through check valve through permeable chimney filter, when the water level in permeable chimney filter is higher
Cause water pressure subtractive hour, be pressurized pump work, through being pressurized tracheae to tube cavity lower part supercharging of catchmenting so that separator is upward
It is mobile, the extruded drainpipe of the water for being collected at the tube cavity that catchments is discharged, water level in collector pipe is reduced, due to permeable chimney filter
Bottom of the tube connects with catchmenting, and so as to reduce the water level of permeable chimney filter, restores to form water between permeable chimney filter inner cavity and surrounding weak soil
Pressure differential so that seepage flow enters in permeable chimney filter pore water from weak soil again, so repeats, forms pulse-type drainage, reach
The effect of soft soil foundation from top to bottom quick-discharging consolidation.
Description of the drawings
The utility model is described further with reference to the accompanying drawings and examples；
Fig. 1 is the structure diagram of the utility model embodiment；
Fig. 2 is the structure diagram of another embodiment of the utility model.
Specific embodiment
With reference to Fig. 1, a kind of reinforced soft soil ground processing U-shaped of the utility model catchments forced-ventilated water installations, reaches including being inserted into
Pending soft soil foundation and bottom are connected the permeable chimney filter 10 to take the shape of the letter U and collector pipe 20, wherein, permeable chimney filter 10 is by rigid pipe
Material is formed, and array distribution has permeable duct and coats permeable filter membrane in outer wall on tube wall, due to permeable 10 inner cavity of chimney filter and surrounding
There are hydraulic pressure force difference between weak soil, weak soil pore water can penetrate permeable chimney filter 10 and enter inner cavity under the effect of hydraulic pressure force difference
In.20 bottom of collector pipe is equipped with check valve 21, and check valve 21 causes water or gas that can only enter in 20 inner cavity of collector pipe from bottom to top,
And reverse flow is unable to, since permeable chimney filter 10 and 20 bottom of collector pipe are interconnected, under law of connected vessels effect, make
Obtaining the water in permeable chimney filter 10 can enter through check valve 21 in collector pipe 20, so as to which the water level of permeable chimney filter 10 and collector pipe 20 is protected
It holds consistent.
20 inner cavity of collector pipe is equipped with the separator 22 that can move up and down, and exists between 20 inner wall of separator 22 and collector pipe
Minim gap is not tightly connected, and the inner cavity of collector pipe 20 is separated into two parts up and down by separator 22, outside collector pipe 20
Equipped with the supercharging tracheae 23 that bottom end is connected with 20 inner cavity lower part of collector pipe, supercharging 23 bottom end of tracheae connects with the sealing of collector pipe 20
It connects, link position is between separator 22 and check valve 21, preferably, 20 inner cavity of collector pipe, which is equipped with support, holds separator
Bracket (not shown), bracket can make between separator 22 and check valve 21 have preset distance.23 top of tracheae is pressurized to stretch out
It is connected with external booster pump (not shown), is pressurized pump work, pressurized air stream is through being pressurized tracheae 23 under the inner cavity of collector pipe 20
Partial boost, under pressurized air stream effect, driving separator 22 moves up, although between 20 inner wall of separator 22 and collector pipe
There are minim gaps, and due to the gap very little of minim gap, under moment pressurization, pressurized air stream cannot be all through small
Clearance flow goes out, and pressurized air stream remains to that separator 22 is driven to move up.
20 top of collector pipe is connected with outwardly directed drainpipe 24, when the water level in collector pipe 20 is higher, separator
22 move up, and can squeeze and the water for being located at part on 20 inner cavity of collector pipe is pushed to be discharged through drainpipe 24.
The utility model reinforced soft soil ground processing U-shaped catchment forced-ventilated water installations specific work process it is as follows：When permeable
After chimney filter 10 and collector pipe 20 squeeze into soft soil foundation, due to permeable 10 inner cavity of chimney filter, there is no water, permeable 10 inner cavity of chimney filter and weeks
Powerful hydraulic pressure force difference can be generated between weak soil by enclosing, under the action of hydraulic pressure force difference, pore water can through through permeable chimney filter 10 into
Enter inner cavity to gather, water level constantly rises, since permeable chimney filter 10 and 20 bottom of collector pipe are interconnected, so as to permeable chimney filter
10 are consistent with the water level of collector pipe 20, when the water level in permeable chimney filter 10 is gradually increasing so that when water pressure subtractive is small, increase
Press pump works, through being pressurized inner cavity lower part supercharging of the tracheae 23 to collector pipe 20 so that separator 22 moves up, so as to collect
The water of 20 inner cavity of water pipe is discharged through drainpipe 24, the water level in collector pipe 20 is reduced, due to permeable chimney filter 10 and collector pipe
20 bottom unilaterally connecteds so as to also reduce the water level of permeable chimney filter, restore to be formed between permeable 10 inner cavity of chimney filter and surrounding weak soil
Hydraulic pressure force difference so that seepage flow enters in permeable chimney filter 10 pore water from weak soil again, so repeats, forms pulse-type drainage,
The water gathered in collector pipe 20 is constantly discharged, achievees the effect that soft soil foundation quick-discharging consolidation from top to bottom.
With reference to Fig. 2, certainly, the utility model reinforced soft soil ground processing U-shaped catchment forced-ventilated water installations can also and vacuum
Prepressing water discharge consolidation system is used cooperatively, and specifically, the top of collector pipe 20 is connected with vacuum tube, with external vacuum pump (not
Draw) it is connected, during vacuum pump work, negative pressure can be generated, and then make also to generate negative pressure in permeable chimney filter 10 in 20 inner cavity of collector pipe,
So that the pore water in soft soil foundation is discharged into rapidly under the double action of hydraulic pressure force difference and negative pressure in permeable chimney filter 10, shorten
Pore water seepage flow enters the time of permeable chimney filter 10, so as to shorten entire discharging consolidation construction period, improves construction efficiency.
The embodiment of the utility model is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Embodiment is stated, in the knowledge having in the technical field those of ordinary skill, this practicality can also not departed from
Various changes can be made under the premise of novel objective.
Claims (4)
- The forced-ventilated water installations 1. a kind of reinforced soft soil ground processing U-shaped catchments, it is characterised in that：Reach pending weak soil including being inserted into Ground and bottom are connected the permeable chimney filter and collector pipe to take the shape of the letter U, and the bottom of the tube of catchmenting is equipped with check valve, in the collector pipe Inner cavity is equipped with is separated into two-part separator up and down to the tube cavity that will catchment, and is deposited between the separator and the inside pipe wall that catchments In minim gap, the supercharging tracheae that bottom end is connected with tube cavity lower part of catchmenting, the increasing are externally provided with positioned at the collector pipe Air pipe top is stretched out to be connected with booster pump, and the collector pipe top is connected with the drainpipe of stretching.
- The forced-ventilated water installations 2. reinforced soft soil ground processing U-shaped according to claim 1 catchments, it is characterised in that：Described The tube cavity that catchments is equipped with support and holds the bracket of separator so as to have preset distance between separator and check valve.
- The forced-ventilated water installations 3. reinforced soft soil ground processing U-shaped according to claim 1 catchments, it is characterised in that：It is described Water chimney filter tube wall array distribution has permeable duct and is coated with permeable filter membrane.
- The forced-ventilated water installations 4. reinforced soft soil ground processing U-shaped according to claim 1 catchments, it is characterised in that：The collection Water pipe top is stretched out to be connected with vacuum pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355436.8U CN207484460U (en) | 2017-10-19 | 2017-10-19 | A kind of reinforced soft soil ground processing U-shaped catchments forced-ventilated water installations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355436.8U CN207484460U (en) | 2017-10-19 | 2017-10-19 | A kind of reinforced soft soil ground processing U-shaped catchments forced-ventilated water installations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484460U true CN207484460U (en) | 2018-06-12 |
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ID=62480734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721355436.8U Active CN207484460U (en) | 2017-10-19 | 2017-10-19 | A kind of reinforced soft soil ground processing U-shaped catchments forced-ventilated water installations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207484460U (en) |
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2017
- 2017-10-19 CN CN201721355436.8U patent/CN207484460U/en active Active
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