CN207484459U - A kind of reinforced soft soil ground processing chimney filter catchments forced-ventilated water installations - Google Patents
A kind of reinforced soft soil ground processing chimney filter catchments forced-ventilated water installations Download PDFInfo
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- CN207484459U CN207484459U CN201721353599.2U CN201721353599U CN207484459U CN 207484459 U CN207484459 U CN 207484459U CN 201721353599 U CN201721353599 U CN 201721353599U CN 207484459 U CN207484459 U CN 207484459U
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- chimney filter
- collector pipe
- catchments
- permeable
- water
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a kind of reinforced soft soil ground processing chimney filters to catchment forced-ventilated water installations,Including permeable chimney filter,Collector pipe and Water collecting tube,Tube cavity lower part catchment equipped with check valve,The tube cavity that catchments is equipped with separator,The supercharging tracheae bottom end tube cavity that catchments is connected,Supercharging tracheae top is stretched out to be connected with booster pump,Collector pipe top is connected with the drainpipe of stretching,Catchment tube cavity and around between weak soil under the effect of hydraulic pressure force difference,Weak soil pore water enters in gap through permeable chimney filter and enters in collector pipe through check valve,When water level is higher so that when water pressure subtractive is small in collector pipe,It is pressurized pump work,Through being pressurized tracheae to tube cavity lower part supercharging of catchmenting,So that separator moves up,The extruded drainpipe of water being collected on the tube cavity that catchments in part is discharged,So as to reduce water level in collector pipe,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 filter
Pipe catchments 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 a kind of achievable quick-discharging consolidation, reduce construction period
Reinforced soft soil ground processing chimney filter catchment forced-ventilated water installations.
Used technical solution to solve above-mentioned technical problem：A kind of reinforced soft soil ground processing chimney filter catchments forced-ventilated water
Device reaches the permeable chimney filter of pending soft soil foundation including insertion and is arranged on the collector pipe of permeable chimney filter lumen centers, institute
State between permeable chimney filter and collector pipe that there are gap, the permeable chimney filter and collector pipe bottoms to be inserted in Water collecting tube, it is described permeable
Chimney filter and collector pipe bottom are radially provided with permeable duct so that gap is connected with the tube cavity that catchments, and is set in the collector pipe
There is the check valve that position height is higher than permeable duct, the tube cavity that catchments is equipped with above and below being separated into the tube cavity that will catchment two
Partial separator, there are minim gaps between the separator and the inside pipe wall that catchments, and bottom is externally provided with positioned at the permeable chimney filter
The supercharging tracheae being connected with tube cavity lower part of catchmenting is held, the supercharging tracheae top is stretched out to be connected with booster pump, the collection
Water pipe top is connected with the drainpipe of stretching.
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 chimney filter catchments in forced-ventilated water installations, and permeable chimney filter and collector pipe are squeezed into
After soft soil foundation, under the effect of hydraulic pressure force difference, weak soil pore water enters in gap through permeable chimney filter and enters through check valve
Catchment tube cavity, pump work is pressurized so that when water pressure subtractive is small when water level is higher in collector pipe, through being pressurized tracheae to collector pipe
Inner cavity lower part supercharging so that separator moves up, and the extruded drainpipe of the water for being collected at the tube cavity that catchments is discharged,
Reduce water level in collector pipe, so as to restore catchment tube cavity and around hydraulic pressure force difference between weak soil so that pore water is again
Seepage flow enters in collector pipe from weak soil, so repeats, and forms pulse-type drainage, reaches soft soil foundation Quick drainage from top to bottom
The effect of 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
Referring to Figures 1 and 2, a kind of reinforced soft soil ground of the utility model processing chimney filter catchments forced-ventilated water installations, including inserting
Enter to reach the permeable chimney filter 10 of pending soft soil foundation and be arranged on the collector pipe 20 of permeable 10 lumen centers of chimney filter, wherein, thoroughly
Water chimney filter 10 is made of rigid tubing, and array distribution has permeable duct and coats permeable filter membrane, permeable chimney filter in outer wall on tube wall
There are gap 11 between 10 and collector pipe 20, the pore water in soft soil foundation can penetrate the infiltration of permeable filter membrane and flow into gap 11
Interior, Water collecting tube 30 is inserted in permeable chimney filter 10 and 20 bottom of collector pipe, and permeable chimney filter 10 and 20 bottom of collector pipe are radially provided with
Permeable duct so that flow energy Radial Flow so as to which gap 11 be connected with 20 inner cavity of collector pipe, is equipped in collector pipe 20
Position height is higher than the check valve 21 in permeable duct, and check valve 21 is so that water or gas can only enter 20 inner cavity of collector pipe from bottom to top
In, and reverse flow is unable to, it penetrates into and flows into the convergence constantly in Water collecting tube 30 of the water in gap 11, water level constantly rises, passes through
Check valve 21 enters 20 inner cavity of collector pipe.
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, positioned at permeable chimney filter 10
The supercharging tracheae 23 that bottom end is connected with 20 inner cavity lower part of collector pipe is externally provided with, 23 bottom end of supercharging tracheae sequentially passes through permeable filter
Pipe 10, Water collecting tube 30 and collector pipe 20 are tightly connected, and link position is between separator 22 and check valve 21, preferably,
20 inner cavity of collector pipe is equipped with the bracket (not shown) that separator is held in support, and bracket can make to have between separator 22 and check valve 21
There is preset distance.23 top of supercharging tracheae is stretched out to be connected with external booster pump (not shown), is pressurized pump work, pressurized air stream warp
Inner cavity lower part supercharging of the tracheae 23 to collector pipe 20 is pressurized, under pressurized air stream effect, driving separator 22 moves up, though
There are minim gaps between 20 inner wall of right separator 22 and collector pipe, due to the gap very little of minim gap, are pressurized and make in moment
Under, pressurized air stream cannot all be flowed out through minim gap, 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 specific work process that the utility model reinforced soft soil ground handles forced-ventilated water installations of catchmenting is as follows：When permeable chimney filter
10 and after collector pipe 20 squeezes into soft soil foundation, since 20 inner cavity of collector pipe is there is no water, 20 inner cavity of collector pipe and surrounding weak soil it
Between can generate powerful hydraulic pressure force difference, since 20 inner cavity of collector pipe is connected with gap 11, i.e., between gap 11 and surrounding weak soil
There are hydraulic pressure force difference, under the action of hydraulic pressure force difference, pore water can through entering in gap 11 through permeable chimney filter 10, then on to
Under flow in Water collecting tube 30, pore water constantly converges in Water collecting tube 30, and water level constantly rises, then through check valve 21 enter collect
20 inner cavity of water pipe when the water level in collector pipe 20 is gradually increasing so that when water pressure subtractive is small, is pressurized pump work, through being pressurized tracheae
The 23 inner cavity lower part supercharging to collector pipe 20 so that separator 22 moves up, thus by the water of 20 inner cavity of collector pipe through row
Water pipe 24 discharges, and reduces the water level in collector pipe 20, again 20 inner cavity of collector pipe and around form hydraulic pressure between weak soil
Force difference so that the seepage flow from weak soil enters in collector pipe 20 pore water again, so repeats, and forms pulse-type drainage, will catchment
The water gathered in pipe 20 constantly discharges, and 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 chimney filter 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 in 20 inner cavity of collector pipe so that the pore water in soft soil foundation is in hydraulic pressure
It under the double action of force difference and negative pressure, is discharged rapidly towards in collector pipe 20, shortens the time that pore water seepage flow enters collector pipe 20, from
And shorten entire discharging consolidation construction period, improve 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 chimney filter catchments, it is characterised in that：Reach pending soft including being inserted into The permeable chimney filter of soil base and the collector pipe for being arranged on permeable chimney filter lumen centers, exist between the permeable chimney filter and collector pipe Water collecting tube is inserted in gap, the permeable chimney filter and collector pipe bottom, and the permeable chimney filter and collector pipe bottom are radially provided with Permeable duct causes gap to be connected with the tube cavity that catchments, and the list that position height is higher than permeable duct is equipped in the collector pipe To valve, it is described catchment tube cavity be equipped with to the tube cavity that will catchment be separated into up and down two-part separator, the separator with Catchmenting between inside pipe wall, there are minim gaps, are externally provided with bottom end positioned at the permeable chimney filter and are connected with tube cavity lower part of catchmenting Supercharging tracheae, the supercharging tracheae 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 chimney filter 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 chimney filter 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 chimney filter 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 |
|---|---|---|---|
| CN201721353599.2U CN207484459U (en) | 2017-10-19 | 2017-10-19 | A kind of reinforced soft soil ground processing chimney filter catchments forced-ventilated water installations |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721353599.2U CN207484459U (en) | 2017-10-19 | 2017-10-19 | A kind of reinforced soft soil ground processing chimney filter catchments forced-ventilated water installations |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207484459U true CN207484459U (en) | 2018-06-12 |
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ID=62480850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721353599.2U Active CN207484459U (en) | 2017-10-19 | 2017-10-19 | A kind of reinforced soft soil ground processing chimney filter catchments forced-ventilated water installations |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207484459U (en) |
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2017
- 2017-10-19 CN CN201721353599.2U patent/CN207484459U/en active Active
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