CN207553076U - Reusable vacuum combined high pressure loading precompressed processing soft base device - Google Patents
Reusable vacuum combined high pressure loading precompressed processing soft base device Download PDFInfo
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- CN207553076U CN207553076U CN201721547968.1U CN201721547968U CN207553076U CN 207553076 U CN207553076 U CN 207553076U CN 201721547968 U CN201721547968 U CN 201721547968U CN 207553076 U CN207553076 U CN 207553076U
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- cover board
- pressing surfaces
- planar pressing
- surfaces cover
- drainage pipe
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model is related to a kind of reusable vacuum combined high pressure loading precompressed processing soft base device, include with several for being laid on the planar pressing surfaces cover boards of soft soil foundation upper surface and several be used to squeeze into the drainage pipe in soft soil foundation.There is chamber, the bottom surface of the planar pressing surfaces cover board is equipped with several pressure transmission apertures connected with its internal chamber, and the top surface of planar pressing surfaces cover board, which is equipped with, connects pressurization main aperture with its internal chamber inside the planar pressing surfaces cover board；It is fixedly connected between the bottom surface and top surface of the planar pressing surfaces cover board through several steel pipe columns, and the upper and lower surface of steel pipe column connection planar pressing surfaces cover board.The drainage pipe correspondence is plugged in the steel pipe column, and drainage pipe top is fixedly connected with steel pipe column, and several draining apertures are offered on the drainage pipe.The utility model coordinates drainage pipe by planar pressing surfaces cover board, can not only be vacuumized by drainage pipe, but also can be added high pressure by planar pressing surfaces cover board, and reusable.
Description
Technical field
The utility model is related to a kind of reusable vacuum combined high pressure loading precompressed processing soft base devices.It is suitable for
Geotechnical Engineering field.
Background technology
Vacuum or combined vacuum and surcharge preloading draining concretion method are widely used in Soft Ground, this technology from
" plastic draining board+sand bedding course+vacuum tube+geomembrane " of early stage is formed vertically with horizontal direction drainage channel, is developed to current
The vacuum that " plastic draining board+wrench connector+secondary vacuum tube+main vacuum tube+geomembrane or mud covering sealant " is formed is close
Close system, but in implementation process, there are drain bar depth it is difficult to control, along drain bar practical vacuum degree regularity of distribution difficulty measure etc.
The problems such as caused quality and effect difficult to control, and plastic draining board, sand bedding course, geomembrane etc. are consumptive materials, cost also compares
It is high.
Invention content
The technical problems to be solved in the utility model is：In view of the above problems, providing a kind of can both vacuumize
It can add high pressure again, and reusable vacuum combined high pressure loading precompressed processing soft base device, to solve treatment of soft foundation
The urgent problems such as quality control, efficiency effect and cost of investment.
Technical solution is used by the utility model：A kind of reusable vacuum combined high pressure loading precompressed processing
Soft base device, it is characterised in that：With several for being laid on the planar pressing surfaces cover boards of soft soil foundation upper surface and several be used for
Squeeze into the drainage pipe in soft soil foundation；
There is chamber, the bottom surface of the planar pressing surfaces cover board is equipped with several and its inner chamber inside the planar pressing surfaces cover board
The pressure transmission aperture of room connection, the top surface of planar pressing surfaces cover board, which is equipped with, connects pressurization main aperture with its internal chamber；The pressurization is flat
It is fixedly connected between the bottom surface of surface cover and top surface through several steel pipe columns, and the upper and lower surface of steel pipe column connection planar pressing surfaces cover board；
The drainage pipe correspondence is plugged in the steel pipe column, and drainage pipe top is fixedly connected with steel pipe column, described
Several draining apertures are offered on drainage pipe；
The pressurized main aperture connection pressurized equipment of planar pressing surfaces cover board, the drainage pipe upper end connects vacuum equipment.
Along planar pressing surfaces cover board edge equipped with plate straight down.
The top and bottom of the planar pressing surfaces cover board be the top surface thin plate of 10~20mm and bottom surface thin plate, top surface thin plate and
Thin plate surrounding sealed plate in bottom surface seals and forms chamber between top surface thin plate and bottom surface thin plate.
The sealing plate lower end be more than the bottom surface thin plate lower surface after be downwardly extending the plate.
The pressure transmission hole diameter is 2~5mm, and spacing is 250~500mm between pressure transmission aperture.
The bottom surface outer surface paste of the planar pressing surfaces cover board has the non-woven filter cloth for covering the pressure transmission aperture.
Draining small aperture on the drainage pipe is 2~5mm, 100~200mm of spacing between draining aperture.
Draining aperture blossom type arrangement on the drainage pipe.
Wrap up non-woven filter cloth in the drainage pipe outer surface.
The pressurized equipment has pressure pump or pressurization air pump.
The beneficial effects of the utility model are：The utility model coordinates drainage pipe by planar pressing surfaces cover board, both can be with
Vacuumized, and can be added high pressure by planar pressing surfaces cover board, and reusable by drainage pipe, simplicity construction, reduce into
Originally, ensure that quality, raising efficiency and effect, the popularization and application of the device will generate good economic benefits and social benefit.
Description of the drawings
Fig. 1 is the structure diagram of embodiment.
Fig. 2 is the horizontal layout schematic diagram of embodiment.
Fig. 3 is the sectional view of planar pressing surfaces cover board in embodiment.
Specific embodiment
As shown in FIG. 1 to 3, the present embodiment loads precompressed for a kind of reusable vacuum combined high pressure and handles soft base
Device has several planar pressing surfaces cover boards 1 and drainage pipe 2.
Planar pressing surfaces cover board 1 is long 2400~4800mm in the present embodiment, wide 2400~4800m, thickness are 30~50mm's
Hollow plate.The top and bottom of planar pressing surfaces cover board 1 are respectively the top surface thin plate 1-1 of thickness 10mm~20mm and bottom surface thin plate 1-
2, top surface thin plate 1-1 and bottom surface thin plate 1-2 surroundings sealed plate 1-3 sealings, and top surface thin plate 1-1 and bottom surface thin plate 1-2 it
Between form chamber.Sealing plate 1-3 height is 1.0m~1.5m, width and planar pressing surfaces cover board 1 are consistent, thickness is 10~20mm,
Sealing plate 1-3 upper ends and top surface thin plate 1-1 upper surface flush, shape behind lower surface of the sealing plate 1-3 lower ends more than bottom surface thin plate 1-2
Into the plate 1-3-1 extended downwardly.
Top surface thin plate 1-1 sets a pressurization main aperture 1-1-1, pressurization main aperture 1-1-1 diameters 30mm~50mm in this example；Bottom surface
Thin plate 1-2 is uniformly provided with several pressure transmission aperture 1-2-1, pressure transmission aperture 1-2-1 diameter 2mm~5mm, arranged in squares, spacing
Non-woven filter cloth is pasted in 250mm~500mm, bottom surface thin plate 1-2 outer surfaces.Through 4 between top surface thin plate 1-1 and bottom surface thin plate 1-2
Equally distributed steel pipe column 3 is fixedly connected, and 3 lower end of steel pipe column is concordant with bottom surface thin plate 1-2 lower surfaces, and 3 upper end of steel pipe column is higher by
Top surface thin plate 1-1 upper surfaces 50mm~100mm, the raised area be equipped with for be fixedly connected with drainage pipe 2 screw thread, nut,
Sealing O-ring etc..
Drainage pipe 2 is the steel pipe of outer diameter 50mm~100mm, wall thickness 2mm~5mm in the present embodiment, and length is according to ground
Processing depth determines.Drainage pipe 2 sets draining aperture, draining hole diameter 2mm~5mm, spacing 100mm~200mm, plum blossom
Type arrangement, 2 outer wrapping non-woven filter cloth of drainage pipe.
Soft soil foundation surface in the present embodiment after smooth is laid with planar pressing surfaces cover board 1, the plate of planar pressing surfaces cover board 1
1-3-1 is inserted into soft soil foundation, corresponding that drainage pipe 2, drainage pipe 2 are vertically set to soft soil foundation across each steel pipe column 3
Top of supply line is connect with steel pipe column top plate by nut, and ensures to seal water-tight gas leakage.1 pressurized main aperture of planar pressing surfaces cover board
1-1-1 connects pressurized equipment, and pressurized equipment includes pressure pipeline 6 and pressure pump 4 or pressurization air pump, pressure pump 4 or pressurization
The pressurized connection of the pipeline 6 pressurization main aperture 1-1-1 of air pump.Planar pressing surfaces cover board 1 is conducted oneself with dignity in this example, 2 withdrawal resistance of drainage pipe is formed
Compression system counter-force.2 upper end of drainage pipe connects vacuum equipment, and vacuum equipment includes vacuum pump 5 and vacuum line 7, vacuum pump 5
2 top of drainage pipe is connected through vacuum line 7.
The operating method of the present embodiment is as follows：Live smooth location is laid with planar pressing surfaces cover board 1 on soft soil foundation surface,
Drainage pipe 2 is set across the steel pipe column 3 on planar pressing surfaces cover board 1 to soft soil foundation, connects vacuum line 7 and pressure pipeline 6,
It connects the examination of vacuum pump 5 to vacuumize, connects the examination pressurization of pressure pump 4, check whether pipeline seals.
After preparation is ready, first begins through vacuum pump 5 and vacuumize 7 days, after vacuum degree reaches 95kPa and stablizes, then
It begins through pressure pump 4 to pressurize, differential pressurization classification is 50kPa, and next stage can be added by stablizing 7 days or more for every grade.
Vacuum degree observation, hydraulic pressure observation, settlement of foundation observation and unloading standard etc. are performed with reference to related Regulations.
After meeting design requirement, recovery vacuum pump 5, pressure pump 4, pressure pipeline 6, drainage pipe 2, adds vacuum line 7
Flatten surface cover 1 etc..
Claims (10)
1. a kind of reusable vacuum combined high pressure loading precompressed processing soft base device, it is characterised in that：With several use
In the planar pressing surfaces cover board (1) that is laid on soft soil foundation upper surface and several for squeezing into the drainage pipe (2) in soft soil foundation；
There is chamber, the bottom surface of the planar pressing surfaces cover board is equipped with several and its inner chamber inside the planar pressing surfaces cover board (1)
The pressure transmission aperture (1-2-1) of room connection, the top surface of planar pressing surfaces cover board (1) are equipped with and its internal chamber even pressurization main aperture (1-
1-1)；It is fixedly connected between the bottom surface and top surface of the planar pressing surfaces cover board (1) through several steel pipe columns (3), and steel pipe column (3) is even
Logical planar pressing surfaces cover board (1) upper and lower surface；
The drainage pipe (2) is corresponding to be plugged in the steel pipe column (3), drainage pipe (2) top and the fixed company of steel pipe column (3)
It connects, several draining apertures is offered on the drainage pipe (2)；
The planar pressing surfaces cover board (1) connects pressurized equipment, drainage pipe (2) the upper end connection through pressure transmission aperture (1-2-1)
Vacuum equipment.
2. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 1, feature
It is：Along planar pressing surfaces cover board (1) edge equipped with plate (1-3-1) straight down.
3. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 2, feature
It is：The top and bottom of the planar pressing surfaces cover board (1) be the top surface thin plate (1-1) of 10~20mm and bottom surface thin plate (1-2),
Top surface thin plate (1-1) and the sealed plate of bottom surface thin plate (1-2) surrounding (1-3) seal and in top surface thin plate (1-1) and bottom surface thin plate
Chamber is formed between (1-2).
4. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 3, feature
It is：Sealing plate (1-3) lower end be more than the bottom surface thin plate (1-2) lower surface after be downwardly extending the plate
(1-3-1)。
5. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 1 or 2, special
Sign is：A diameter of 2~the 5mm of the pressure transmission aperture (1-2-1), spacing is 250~500mm between pressure transmission aperture (1-2-1).
6. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 5, feature
It is：The bottom surface outer surface paste of the planar pressing surfaces cover board (1) has the non-woven filter cloth for covering the pressure transmission aperture (1-2-1).
7. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 1 or 2, special
Sign is：Draining small aperture on the drainage pipe (2) is 2~5mm, 100~200mm of spacing between draining aperture.
8. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 7, feature
It is：Draining aperture blossom type arrangement on the drainage pipe (2).
9. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 7, feature
It is：Wrap up non-woven filter cloth in drainage pipe (2) outer surface.
10. reusable vacuum combined high pressure loading precompressed processing soft base device according to claim 1, feature
It is：The pressurized equipment has pressure pump (4) or pressurization air pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721547968.1U CN207553076U (en) | 2017-11-17 | 2017-11-17 | Reusable vacuum combined high pressure loading precompressed processing soft base device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721547968.1U CN207553076U (en) | 2017-11-17 | 2017-11-17 | Reusable vacuum combined high pressure loading precompressed processing soft base device |
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| Publication Number | Publication Date |
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| CN207553076U true CN207553076U (en) | 2018-06-29 |
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| CN201721547968.1U Active CN207553076U (en) | 2017-11-17 | 2017-11-17 | Reusable vacuum combined high pressure loading precompressed processing soft base device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842018A (en) * | 2017-11-17 | 2018-03-27 | 中国电建集团华东勘测设计研究院有限公司 | Reusable vacuum combined high pressure loading precompressed handles soft based devices |
| CN109137882A (en) * | 2018-08-29 | 2019-01-04 | 中国港湾工程有限责任公司 | The method for processing foundation of Full-automatic variable-frequency formula vacuum pre-pressed joint electric osmose |
-
2017
- 2017-11-17 CN CN201721547968.1U patent/CN207553076U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107842018A (en) * | 2017-11-17 | 2018-03-27 | 中国电建集团华东勘测设计研究院有限公司 | Reusable vacuum combined high pressure loading precompressed handles soft based devices |
| CN109137882A (en) * | 2018-08-29 | 2019-01-04 | 中国港湾工程有限责任公司 | The method for processing foundation of Full-automatic variable-frequency formula vacuum pre-pressed joint electric osmose |
| CN109137882B (en) * | 2018-08-29 | 2020-08-04 | 中国港湾工程有限责任公司 | Full-automatic frequency conversion type vacuum preloading and electroosmosis combined foundation treatment method |
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