CN106087958B - The method of basement process device and basement process - Google Patents
The method of basement process device and basement process Download PDFInfo
- Publication number
- CN106087958B CN106087958B CN201610505012.9A CN201610505012A CN106087958B CN 106087958 B CN106087958 B CN 106087958B CN 201610505012 A CN201610505012 A CN 201610505012A CN 106087958 B CN106087958 B CN 106087958B
- Authority
- CN
- China
- Prior art keywords
- hole
- floral tube
- slip casting
- disk
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D3/00—Improving or preserving soil or rock, e.g. preserving permafrost soil
- E02D3/12—Consolidating by placing solidifying or pore-filling substances in the soil
Abstract
The invention discloses a kind of method of basement process device and basement process, the device includes floral tube (1) and multiple slip casting disks (2)；Floral tube (1) is provided with the multi-turn injected hole (5) of different floor heights；The positioning hole of different floor heights is additionally provided with floral tube (1)；Each slip casting disk (2) includes a hollow disk body (7) and more grouting pipes (8)；Whole grouting pipes (8) are located at disk body (7) side wall；Each disk body (7) is provided with the positioning component being used for the positioning hole positioning on floral tube (1)；The key of this method is：After successively filling filler and tamping, it is put into slip casting disk (2), when being finally in the milk, slurries enter slip casting disk (2) through floral tube (1), expanded hole (22) periphery soil body is entered by grouting pipe (8) again and forms warty concrete (24), and the warty concrete (24) of different pile bodies is cross-linked with each other.The apparatus and method can effectively be reinforced to the region between stake and stake.
Description
Technical field
It is especially a kind of ground the present invention relates to the excessive soil body stiffening basic ground field of settlement by soaking and compression
The method of processing unit and basement process.
Background technology
In the ground such as loess and miscellaneous fill, silt, cohesive soil, generally existing settlement by soaking and the excessive danger of compression
Evil to ground, it is necessary to carry out consolidation process to improve its foundation bearing capacity.The foundation stabilization of prior art is developed using post hammer more
Mode, i.e., first drill through basic hole, then partial filler is inserted into hole, then be repeatedly lifted up falling again by post hammer, by basic hole
Impact expands, and filler is subsequently layered into expanded hole and continues to be hammered into shape by post and is tamped, and then forms post hammer and develops stake.On however,
The load-carrying properties of handled consolidated subsoil layer are improved to a certain extent although stating post hammer and developing stake, due to the density of pile body
It is much larger than institute soil mass consolidation with quality, so the stake soil body after reinforcing integrally easily causes the larger heavy of the subjacent bed soil body
Drop.In order to avoid this sedimentation, it is thus proposed that, a micro-hole first is bored in basic hole bottom hole before post hammer develops, then arrangement of reinforcement is simultaneously
Slip casing by pressure, to form a micro perfusion stake, a bottom is developed to support column hammer, avoids post hammer from developing stake and its reinforced
Soil layer causes new sedimentation to the subjacent bed soil body.
However, the mode of the basement process of prior art still has a greatest drawback：That is post hammer develops stake to the soil body
The coverage of ground extruding effect is smaller, and only in pile body scope, and there are still the unguyed of weakness between stake and stake
Processing or the region of consolidation process insufficient strength.
The content of the invention
The invention solves a technical problem be to provide and a kind of region between stake and stake can effectively be reinforced
Basement process device.
The technical solution of the present invention is to provide a kind of basement process device, it include vertical floral tube with
Multiple slip casting disks being slidably fitted on floral tube；
Floral tube top is connected with a guide rod, and floral tube outer wall is provided with vertical guiding rib, and floral tube is provided with different floor heights
Multi-turn injected hole；The positioning hole of different floor heights is additionally provided with floral tube；
Each slip casting disk includes a hollow disk body and the more grouting pipes connected with disk body cavity；Disk body is by top
Plate, bottom end plate and annular sidewall are formed, and whole grouting pipes are located in side wall, are equipped with headboard and bottom end plate and are worn for floral tube
The centre bore crossed, centre bore are provided with the breach of accommodating guiding rib；
Each disk body is provided with least two groups of positioning components, every group of positioning component including a horizontal sleeve pipe, a stage clip,
One catch and a push rod for being used to insert floral tube positioning hole, sleeve pipe are fixed on the inside sidewalls of disk body, the opening position of sleeve pipe
In on-fixed end, the inner of stage clip and push rod is respectively positioned in sleeve pipe, and stage clip both ends are inner fixed with sleeve pipe bottom wall and push rod respectively；
Each catch lower end is provided with two vertical latches, and disk body bottom end plate is provided with to be slided with the one-to-one pin-and-hole of latch, each latch
Coordinate in corresponding pin-and-hole, the bottom of each latch stretches out pin-and-hole and is provided with a spacing clubfoot；Push rod is under stage clip effect
With catch against；Disk body headboard is provided with the collar, and pull rope is connected with the collar.
The invention solves another technical problem be to provide it is a kind of can between stake and stake region carry out effectively plus
Solid using the basement process device carry out basement process method.
The technical solution of the present invention is to provide a kind of side that basement process is carried out using the basement process device
Method, its step include：
A, one basic hole of subdrilling, a micro-hole then is bored in basic hole bottom hole, floral tube is inserted into micro-hole and with slightly
Sand tamps；
B, partial filler is inserted into basic hole, then post hammer is inserted in guide rod and floral tube, then lifting column is hammered into shape repeatedly, will
Basic hole impact is expanded into expanded hole, and will be enlarged by the filling tamped in hole into the intensive packing layer of first layer；
C, first layer slip casting disk is inserted in floral tube, and the guiding rib of floral tube is caught in the breach of centre bore to realize note
It is spacing to starch the circumference of disk, slip casting disk is transferred to the intensive packing layer of first layer by hand-held pull rope, and this moment, spacing clubfoot is intensive by this
Packing layer stops but slip casting disk other parts are still declining, and so, spacing clubfoot, latch and catch produce with respect to push rod
It is relative to rise displacement so that the catch of rising staggers with push rod, and the push rod for losing catch stop withstands flower in the case where stage clip acts on
The outer wall of pipe, and the push rod that catch is then protracted is blocked and can not declined；Then pull rope is above carried so that slip casting disk rises overally,
It is inconjunction with push rod and also rises to first layer positioning hole height against floral tube, push rod inserts positioning hole, realizes the essence of slip casting disk height
It is determined that position；
D, filler, and the intensive packing layer by the compacting of post hammer into last layer are continued to fill up；
E, last layer slip casting disk is inserted in floral tube and the intensive packing layer of last layer is transferred to by pull rope, then on drag traction
Rope so that the slip casting disk of this layer positions in the positioning hole of the last layer of floral tube；
F, repeat step d~e, until being filled into ground level；
G, repeat step a~f, until all pile bodies are all filled into ground level；
H, the guide rod of the floral tube upper end of each pile body is pulled out, then floral tube is in the milk, grouting mini pile is formed in micro-hole,
And enter the disk body cavity of slip casting disk in every layer of slip casting disk height, injected hole of the slurries through floral tube, then entered by grouting pipe
The expanded hole periphery soil body forms warty concrete, and the warty concrete of different pile bodies is cross-linked with each other, to the area between stake and stake
Domain is effectively reinforced.
Basement process device of the present invention and the method and prior art phase that basement process is carried out using the basement process device
Than having following remarkable advantage and beneficial effect.
First, the technical scheme forms warty by slip casting disk and grouting pipe to the native internal injection around pile body
Concrete, and the warty concrete of different pile bodies is also cross-linked with each other, so, just to the region between originally weak stake and stake
Effectively reinforced, significantly improve overall foundation bearing capacity；It is accurate fixed to be provided between especially each slip casting disk and floral tube
The device of position, this assures the warty concrete of the different pile bodies of same layer is contour, it is easy to the warty coagulation of different pile bodies
Soil is full cross-linked in same layer, without because height offsets one from another, further strengthening the ground in region between stake and stake
Bearing capacity；Moreover guide rod is secured above floral tube, post hammer is linked on guide rod and floral tube, it is ensured that each hammer downwards of post hammer
The vertical degree hit, ensure that post hammer develops banketing for stake and fully tamped, further the overall foundation bearing capacity of enhancing.
Brief description of the drawings
Fig. 1 is the positive structure diagram of basement process device of the present invention.
Fig. 2 is the positive structure diagram after basement process device consolidation process of the present invention.
Fig. 3 is the partial enlargement section view that the spacing clubfoot of the positioning component of basement process device of the present invention does not stress under state
Structural representation.
Fig. 4 is from the broken section structural representation in terms of A-A directions in Fig. 3.
Fig. 5 is that the positioning component of basement process device of the present invention and the partial enlargement sectional structure after floral tube positioning are illustrated
Figure.
Fig. 6 is from the broken section structural representation in terms of B-B directions in Fig. 5.
Fig. 7 is the slip casting disk of basement process device of the present invention and the present invention looks up structural representation of floral tube.
1, floral tube shown in figure, 2, slip casting disk, 3, guide rod, 4, guiding rib, 5, injected hole, 6, positioning hole, 7, disk body, 8,
Grouting pipe, 9, centre bore, 10, breach, 11, sleeve pipe, 12, stage clip, 13, catch, 14, push rod, 15, latch, 16, pin-and-hole, 17,
The collar, 18, spacing clubfoot, 19, pull rope, 20, micro-hole, 21, post hammer, 22, expanded hole, 23, intensive packing layer, 24, warty
Concrete.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, basement process device of the present invention, it includes a vertical flower
Pipe 1 and multiple slip casting disks 2 being slidably fitted on floral tube 1.
The top of floral tube 1 is connected with a guide rod 3, and the external diameter of guide rod 3 is equal with the external diameter of floral tube 1, and both are through nipple
It is spirally connected.The outer wall of floral tube 1 is provided with vertical guiding rib 4, and floral tube 1 is provided with the multi-turn injected hole 5 of different floor heights, a circle of sustained height
Probably there are eight to ten injected holes 5.The positioning hole 6 of different floor heights is additionally provided with floral tube 1；As sustained height is provided with two positioning holes
6。
Each slip casting disk 2 includes a hollow disk body 7 and the more horizontal direction grouting pipes connected with the cavity of disk body 7
8.Disk body 7 is made up of headboard, bottom end plate and annular sidewall.Whole grouting pipes 8 be located in side wall and it is radial circumferentially
It is uniformly distributed.The centre bore 9 passed through for floral tube 1 is equipped with headboard and bottom end plate, centre bore 9 is provided with accommodating guiding rib 4
Breach 10.Breach 10 and guiding rib 4 coordinate so that the process of decentralization slip casting disk 2 will not rotate, it is ensured that slip casting in subsequent step
Push rod 14 inside disk 2 can smoothly insert the positioning hole 6 of floral tube 1.
Each disk body 7 is provided with least two groups of positioning components, and the present embodiment is exactly two groups.Every group of positioning component includes a water
The flat catch 13 of stage clip 12, one of sleeve pipe 11, one and a push rod 14 for being used to insert the positioning hole 6 of floral tube 1.Sleeve pipe 11 is fixed
In the inside sidewalls of disk body 7, the opening of sleeve pipe 11 is located at on-fixed end, and the inner of stage clip 12 and push rod 14 is respectively positioned on sleeve pipe 11
Interior, the both ends of stage clip 12 are inner fixed with the bottom wall of sleeve pipe 11 and push rod 14 respectively.Each lower end of catch 13 is provided with two vertical latches
15, the catch 13 of top and two latches 15 of lower section form inverted U-shaped.The bottom end plate of disk body 7 is provided with latch 15 one by one
Corresponding pin-and-hole 16, each latch 15 be slidably fitted in corresponding in pin-and-hole 16, the bottom of each latch 15 stretch out pin-and-hole 16 and
Provided with a spacing clubfoot 18.
On the premise of spacing clubfoot 18 does not stress vacantly, push rod 14 stage clip 12 effect under with catch 13 against.Disk body 7
Headboard is provided with the collar 17, and pull rope 19 is connected with the collar 17.
When the spacing lower section of clubfoot 18 rises with intensive packing layer 23 against stress, spacing clubfoot 18 is eventually stuck in disk body
The namely lower opening of pin-and-hole 16 on 7 bottom end plates, now, the height of catch 13 is just above push rod 14, realize catch 13 with
Push rod 14 staggers.
Above-mentioned pull rope 19 and the collar 17 is the contact method of U-shaped, i.e., a pull rope 19 is led through the collar 17
The head and end of messenger 19 is respectively positioned on outside stake holes, as such, it is desirable to when drawing while pull head and end, but needs pull rope 19 of dismantling
When, head end traction end is unclamped it become convenient substantially that so that pull rope 19 departs from the collar 17, is easy to recovery pull rope 19.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, basement process is carried out using basement process device of the present invention
Method, its step is as follows.
A, one basic hole of subdrilling, a micro-hole 20 then is bored in basic hole bottom hole, the aperture of micro-hole 20 is far smaller than
Basic hole aperture.Floral tube 1 is inserted into micro-hole 20 and tamped with coarse sand so that the firm plug in micro-hole 20 of floral tube 1, but slightly
Sand granularity is big, will not block the injected hole 5 of floral tube 1.
B, insert partial filler into basic hole, then post hammer 21 is inserted in guide rod 3 and floral tube 1, then lifting column repeatedly
Hammer 21, the impact of basic hole is expanded into expanded hole 22, and will be enlarged by the filling tamped in hole 22 into the intensive packing layer 23 of first layer.
The apical side height of every layer of intensive packing layer 23 can not accurately be held, but the height of every layer of positioning hole 6 of the big enable control in floral tube 1
In the range of the 10cm of degree lower section.
C, first layer slip casting disk 2 is inserted in floral tube 1, and the guiding rib 4 of floral tube 1 is caught in the breach 10 of centre bore 9
To realize that the circumference of slip casting disk 2 is spacing, slip casting disk 2 is transferred to the intensive packing layer 23 of first layer by hand-held pull rope 19, this moment, limit
Position clubfoot 18 is stopped by the intensive packing layer 23 but the other parts of slip casting disk 2 are still declining, so, spacing clubfoot 18, latch
15 and catch 13 generated with respect to push rod 14 and relative rise displacement so that the catch 13 of rising staggers with push rod 14, loses
The push rod 14 that catch 13 stops withstands the outer wall of floral tube 1 under the effect of stage clip 12, and the push rod 14 that catch 13 is then protracted blocks
It can not decline；Then pull rope 19 is above carried so that slip casting disk 2 rises overally, and is inconjunction with push rod 14 and also rises to against floral tube 1
One layer of height of positioning hole 6, push rod 14 insert positioning hole 6, realize being accurately positioned for the height of slip casting disk 2.
D, filler, and the intensive packing layer 23 by the compacting of post hammer 21 into the last layer such as second layer are continued to fill up；This layer intensive
The apical side height of packing layer 23 is also substantially controlled below the height of the positioning hole 6 of same layer in the range of 10cm.
E, the slip casting disk 2 of the last layer such as second layer is inserted in floral tube 1 and the last layer such as second layer is transferred to by pull rope 19
Intensive packing layer 23, then on drag pull rope 19 so that positioning of the slip casting disk 2 of this layer in the last layer such as second layer of floral tube 1
Hole 6 is accurately positioned.
F, repeat step d~e, until the expanded hole 22 is filled into ground level.
G, repeat step a~f, until the expanded hole 22 of all pile bodies is all filled into ground level.
H, the guide rod 3 of the upper end of floral tube 1 of each pile body is pulled out, then each floral tube 1 is in the milk, is formed and filled in micro-hole 20
Mini pile is starched, and in every layer of height of slip casting disk 2, the cavity of disk body 7 of injected hole 5 entrance slip casting disk 2 of the slurries through floral tube 1, then by
Grouting pipe 8 enters the periphery soil body of expanded hole 22 and forms warty concrete 24, and the warty of the sustained height of different pile bodies is mixed
Solidifying soil 24 is cross-linked with each other, and the region between stake and stake is effectively reinforced.
Claims (2)
- A kind of 1. basement process device, it is characterised in that：It includes a vertical floral tube (1) and multiple is slidably fitted in floral tube (1) the slip casting disk (2) on；Floral tube (1) top is connected with a guide rod (3), and floral tube (1) outer wall is provided with vertical guiding rib (4), and floral tube (1) is provided with The multi-turn injected hole (5) of different floor heights；The positioning hole (6) of different floor heights is additionally provided with floral tube (1)；Each slip casting disk (2) includes a hollow disk body (7) and the more grouting pipes (8) connected with disk body (7) cavity；Disk Body (7) is made up of headboard, bottom end plate and annular sidewall, and more described grouting pipes (8) are arranged on annular sidewall, top The centre bore (9) passed through for floral tube (1) is equipped with end plate and bottom end plate, centre bore (9) is provided with lacking for accommodating guiding rib (4) Mouth (10)；Each disk body (7) is provided with least two groups of positioning components, and every group of positioning component includes a horizontal sleeve pipe (11), a pressure Spring (12), a catch (13) and one are used for the push rod (14) for inserting floral tube (1) positioning hole (6), and sleeve pipe (11) is fixed on disk The inside sidewalls of body (7), the opening of sleeve pipe (11) are located at on-fixed end, and the inner of stage clip (12) and push rod (14) is respectively positioned on sleeve pipe (11) in, stage clip (12) both ends are inner fixed with sleeve pipe (11) bottom wall and push rod (14) respectively；Each catch (13) lower end is provided with Two vertical latches (15), disk body (7) bottom end plate are provided with sliding with the one-to-one pin-and-hole (16) of latch (15), each latch (15) Dynamic to coordinate in corresponding pin-and-hole (16), the bottom of each latch (15) stretches out pin-and-hole (16) and is provided with a spacing clubfoot (18)；Push rod (14) stage clip (12) effect is lower and catch (13) against；Disk body (7) headboard is provided with the collar (17), the collar (17) pull rope (19) is connected with.
- 2. the method for basement process is carried out using the basement process device described in claim 1, it is characterised in that：Its step bag Include：A, one basic hole of subdrilling, a micro-hole (20) then is bored in basic hole bottom hole, floral tube (1) is inserted into micro-hole (20) And tamped with coarse sand；B, partial filler is inserted into basic hole, then hammers post into shape (21) and is inserted in guide rod (3) and floral tube (1), is then lifted repeatedly Post hammers (21) into shape, the impact of basic hole is expanded into expanded hole (22), and the filling tamped that will be enlarged by hole (22) is intensive into first layer Packing layer (23)；C, first layer slip casting disk (2) is inserted in floral tube (1), and causes the guiding rib (4) of floral tube (1) to be caught in lacking for centre bore (9) To realize that the circumference of slip casting disk (2) is spacing in mouthful (10), hand-held pull rope (19) transfers to slip casting disk (2) that first layer is intensive to be filled out The bed of material (23), this moment, spacing clubfoot (18) is stopped by the intensive packing layer (23) but slip casting disk (2) other parts are still under Drop, so, spacing clubfoot (18), latch (15) and catch (13) generate relative rising displacement with respect to push rod (14), make The catch (13) that must rise staggers with push rod (14), and the push rod (14) for losing catch (13) stop is withstood under stage clip (12) effect The outer wall of floral tube (1), and the push rod (14) that catch (13) is then protracted is blocked and can not declined；Then pull rope (19) is above carried, is made Obtain slip casting disk (2) to rise overally, be inconjunction with push rod (14) and also rise to first layer positioning hole (6) height, push rod against floral tube (1) (14) positioning hole (6) is inserted, realizes being accurately positioned for slip casting disk (2) height；D, filler is continued to fill up, and (21) compacting is hammered into shape into the intensive packing layer (23) of last layer by post；E, last layer slip casting disk (2) is inserted in floral tube (1) and the intensive packing layer (23) of last layer is transferred to by pull rope (19), Pull rope (19) is dragged on again so that the slip casting disk (2) of this layer positions in the positioning hole (6) of the last layer of floral tube (1)；F, repeat step d~e, until being filled into ground level；G, repeat step a~f, until all pile bodies are all filled into ground level；H, the guide rod (3) of floral tube (1) upper end of each pile body is pulled out, then floral tube (1) is in the milk, is formed and filled in micro-hole (20) Mini pile is starched, and enters the disk body (7) of slip casting disk (2) in every layer of slip casting disk (2) height, injected hole (5) of the slurries through floral tube (1) Cavity, then expanded hole (22) periphery soil body is entered by grouting pipe (8) and forms warty concrete (24), and the knurl of different pile bodies Shape concrete (24) is cross-linked with each other, and the region between stake and stake is effectively reinforced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610505012.9A CN106087958B (en) | 2016-06-27 | 2016-06-27 | The method of basement process device and basement process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610505012.9A CN106087958B (en) | 2016-06-27 | 2016-06-27 | The method of basement process device and basement process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106087958A CN106087958A (en) | 2016-11-09 |
| CN106087958B true CN106087958B (en) | 2018-03-06 |
Family
ID=57214182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610505012.9A Expired - Fee Related CN106087958B (en) | 2016-06-27 | 2016-06-27 | The method of basement process device and basement process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106087958B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110565619B (en) * | 2019-09-17 | 2021-04-23 | 浙江海洋大学 | Foundation tamping device for civil engineering |
| CN110904955B (en) * | 2019-12-26 | 2021-04-09 | 淮安市建筑设计研究院有限公司 | Foundation reinforcing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005320692A (en) * | 2004-05-06 | 2005-11-17 | Shimizu Corp | Pile foundation and its construction method |
| CN101070702A (en) * | 2007-06-14 | 2007-11-14 | 北京科技大学 | Single-hole composite anchoring pile |
| CN202323973U (en) * | 2011-11-15 | 2012-07-11 | 山西四建集团有限公司 | Grouting sleeve valve tube structure for seepage insulation, closure and interception for building foundation |
| CN204000840U (en) * | 2014-07-10 | 2014-12-10 | 安徽省金田建筑设计咨询有限责任公司 | Concrete floral tube slip casting uplift pile |
| CN105178324A (en) * | 2015-09-25 | 2015-12-23 | 广州市市政工程设计研究总院 | Construction device for umbrella tray type special-shaped pile |
-
2016
- 2016-06-27 CN CN201610505012.9A patent/CN106087958B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005320692A (en) * | 2004-05-06 | 2005-11-17 | Shimizu Corp | Pile foundation and its construction method |
| CN101070702A (en) * | 2007-06-14 | 2007-11-14 | 北京科技大学 | Single-hole composite anchoring pile |
| CN202323973U (en) * | 2011-11-15 | 2012-07-11 | 山西四建集团有限公司 | Grouting sleeve valve tube structure for seepage insulation, closure and interception for building foundation |
| CN204000840U (en) * | 2014-07-10 | 2014-12-10 | 安徽省金田建筑设计咨询有限责任公司 | Concrete floral tube slip casting uplift pile |
| CN105178324A (en) * | 2015-09-25 | 2015-12-23 | 广州市市政工程设计研究总院 | Construction device for umbrella tray type special-shaped pile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106087958A (en) | 2016-11-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102587358A (en) | Technology of high polymer material post-grouting squeezed cast-in-place pile | |
| CN103835284A (en) | Karst area drilling cast-in-place pile structure and construction method | |
| CN106120706B (en) | Foundation-reinforcing device and foundation reinforcement method | |
| CN203741820U (en) | Cast-in-situ bored pile structure for karst area | |
| CN102433878A (en) | Post-grouting device and construction method for pipe pile foundation | |
| US2555359A (en) | Pile structure and method of making same | |
| US20160177528A1 (en) | Method and Apparatus for Ground Improvement Using Compacted Aggregate Columns | |
| CN112127373A (en) | Deep foundation pit pile-support integrated supporting system structure and segmented accurate grouting construction technology | |
| CN106087958B (en) | The method of basement process device and basement process | |
| CN103114578B (en) | Grouting molding pedestal pile and construction method thereof and pedestal expanding device | |
| CN103437336A (en) | PVC hole-pipe gravel pile and soft foundation processing method thereof | |
| CN107675707A (en) | Inclined rock base steel pile casting is fixed and bottom blocking method | |
| CN107604902B (en) | Grouting behind shaft or drift lining bored concrete pile and its construction technology | |
| CN104674839B (en) | Foundation structure for wind-driven generator | |
| US3913337A (en) | Piling | |
| CN104389305B (en) | A kind of back-up sand bamboo joint pile and construction method thereof | |
| CN105133568A (en) | Improved dynamic compaction hammer | |
| CN100366829C (en) | Method for construction of large head expanding combined pile | |
| CN206681671U (en) | A kind of jackstone stratigraphical drilling device | |
| CN211973505U (en) | A slip casting system for different filling type karsts | |
| CN202247897U (en) | Post-grouting device for pipe pile foundation | |
| CN106759289A (en) | The construction method and construction equipment of a kind of | |
| CN204238209U (en) | A kind of back-up sand bamboo joint pile | |
| CN206971210U (en) | A kind of long casing in pile foundation construction | |
| CN112030961B (en) | Vibration pipe following construction process for long spiral cast-in-place pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190523 Address after: Room 904, Executive Building No. 1 Qian Hunan Road, Yinzhou District, Ningbo City, Zhejiang Province, 315000 Patentee after: Zhejiang University Ningbo Institute of Technology Asset Management Co., Ltd. Address before: 315048 Ningbo High-tech Zone, Zhejiang Province, No. 9 Building, Zone B, Lane 999, Yangfan Road, Ningbo City, China Patentee before: Ningbo Polytechnic Institute of science and technology, Zhejiang University Co., Ltd. |
|
| 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: 20180306 Termination date: 20190627 |