CN106013137A - Prestressed concrete pile and spliced wall adopting pile - Google Patents
Prestressed concrete pile and spliced wall adopting pile Download PDFInfo
- Publication number
- CN106013137A CN106013137A CN201610506630.5A CN201610506630A CN106013137A CN 106013137 A CN106013137 A CN 106013137A CN 201610506630 A CN201610506630 A CN 201610506630A CN 106013137 A CN106013137 A CN 106013137A
- Authority
- CN
- China
- Prior art keywords
- concrete pile
- prestressed
- concave part
- pile body
- block
- Prior art date
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/58—Prestressed concrete piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/10—Prefabricated parts, e.g. composite sheet piles made of concrete or reinforced concrete
- E02D5/105—Prefabricated parts, e.g. composite sheet piles made of concrete or reinforced concrete of prestressed concrete
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/14—Sealing joints between adjacent sheet piles
Abstract
The invention relates to a prestressed concrete pile. The prestressed concrete pile comprises a concrete pile body (1). Groove parts (2) formed in the length direction are formed in the left side and the right side of the concrete pile body (1) correspondingly. The prestressed concrete pile is characterized in that a stop piece (3) is arranged in at least one groove part (2); and a certain distance (L) exists between the top of the concrete pile body (1) and the top of the stop piece (3). The pile is driven into soil, the stop piece can squeeze out mud which originally should be located in the groove part downwards, and at the position where pile driving is completed, basically no mud exists in the portion, above the stop piece, of the corresponding groove part. The invention further relates to a spliced wall adopting the pile. The spliced wall comprises multiple concrete pile bodies (1) which are inserted in the soil and are sequentially spliced, the corresponding groove parts (2) of every two adjacent concrete pile bodies (1) are oppositely arranged and define a grouting hole (7), and concrete is poured into the grouting holes (7).
Description
Technical field
The invention belongs to the technical field of the pile foundation engineering of all kinds of architectural structure system, particularly relate to a kind of prestressing force and mix
The stake of solidifying soil, the invention still further relates to a kind of combination using this, and this combination can be as bunding protecting wall, foundation pit enclosure
And piping lane uses.
Background technology
Large-scale hypogee, port and pier quaywall, the regulation of channel revetment, the construction etc. of piping lane, these buildings exist
During construction, need to implement to go along with sb. to guard him to the basis of self or surrounding building.
At present frequently with have three kinds of forms as the protecting wall safeguarded, the first is to use multiple reinforced concrete circular stakes
In conjunction with inserting Zinc fractions enclosure wall after cement mixing pile, also there are the multiple T-shaped stakes of employing or use SMW engineering method to make
Cement mixing pile insert Zinc fractions enclosure wall.Need good airproof performance between stake and stake in the occasion having, right this stake with
There is gap between Zhuan, the enclosure wall water-impervious ability of formation is weak, is not suitable as pit maintenance soil and piping lane construction use, or
Person needs to do water-impervious construction on the enclosure wall surface formed, and construction cost is high.
The second is to use steel sheet pile and the mode of combining wall thereof, and its structure such as Application No. CN200680009749.6 is (public
Accusing number be CN101146960A) Chinese invention patent " combined bulkhead " and Application No. CN200480018307.9 (public affairs
Accuse number for CN1813108A) Chinese invention patent " the I-shaped sheet pile wall section bar of steel " disclose similar protecting wall knot
Structure.The load-carrying unit that patent application disclosed in these two parts is used is hot rail manufacture, for making the connection of this pestle capitiform
Rear, need to be through the operation such as roughing, finish rolling, and it is surprising that expensive roll stacks spends.
The third is the bunding protecting wall using the H type support pile being sequentially connected each other by muscle groove inserting structure to constitute, as
Chinese utility model patent " the H type supporting of one Patent No. ZL201320461012.5 (notification number is CN203559411U)
Stake attachment structure " just disclose such a bunding protecting wall form, this protecting wall form uses many H type support piles to lead to
Cross splicing construction to be stitched together successively.Therefore its cost is compared to above two kinds, its cost is relatively low, and easy construction, this
Plant H type prestressed-concrete pile, including two edges of a wing and the web on two edges of a wing of connection, described H type prestressed concrete
The cross section of stake is by two edges of a wing and to connect the H-shaped that the web on two edges of a wing is constituted, and two edges of a wing and web are pre-in H type
The both sides of prestressed concrete stake form the concave part extended along pile body length direction；It still has between stake and stake and there is gap
Defect, it is desired nonetheless to do water-impervious construction on the enclosure wall surface formed, construction cost is high.
Furthermore, after ground is squeezed in existing H type stake, in adjacent two H type prestressed-concrete piles relative to two concave parts
Still there is a large amount of soil in the space jointly surrounded, according to the different purposes of combination, some needs are waterproof,
Therefore the combination that existing employing H type stake is made, it also to use such one procedure, it is simply that utilizes giant, by two
Soil in the space that individual concave part surrounds jointly breaks up, and is then extracted out by mud with pump, to be total at two concave parts
Forming hollow, then concrete perfusion in this space with the space surrounded, it can not only strengthen combination structure,
Can also effectively prevent from leaking, but it utilizes giant and water pump jointly to act on, could form the space of hollow, construction be not
Convenient, increase quantities, and the construction period can be extended.
Summary of the invention
To be solved by this invention first technical problem is that provide for above-mentioned prior art present situation one be suitable as spell
Connect the prestressed-concrete pile that wall uses, after this prestressed-concrete pile squeezes into ground, can be directly by the concave part of stitching portion
Soil extrusion, it is simple at the stitching position of adjacent two prestressed-concrete piles, directly form hollow and simplify not even
Need the soil in extra cleaning space, conveniently carry out subsequent handling.
The present invention solves the technical scheme of above-mentioned first technical problem employing: a kind of prestressed-concrete pile, including mixing
Solidifying soil pile body, the left and right sides of described concrete pile body all forms the concave part arranged along concrete pile body length direction；
It is characterized in that: there is at least one described concave part block, the top of described concrete pile body and the top of block it
Between there is certain distance.
As preferably, the width of above-mentioned block is more than the degree of depth of concave part.The stopper portions so protruding concave part can be with phase
Concave part on another prestressed-concrete pile adjacent coordinates, and has guide effect, simultaneously by groove on cross-sectional area direction
Portion closes, and is more preferably extruded by the earth in concave part, extrudes better.Certainly block can also transversal with concave part
Facial contour matches, and it extrudes the soil in the concave part of this prestressed-concrete pile.
Further preferably, the cross-sectional profile of cross-sectional profile and concave part of part of concave part is protruded in above-mentioned block side
Join.Soil in the concave part of another adjacent root prestressed-concrete pile can be extruded by the most same block simultaneously, this phase
Without arranging block again in the concave part of another adjacent root prestressed-concrete pile.
As selection, above-mentioned block is positioned at the middle part of described concave part, and groove part is divided into upper and lower two by described block
Point.It is positioned at the middle part of concave part, refers to a certain position between concave part two ends, do not mean that center position,
According to engineering design needs, the position of block may be located at a certain position of the first half of concave part, it is also possible to is positioned at concave part
A certain position, lower half.The length that so can make the concave part above block is less than the length of whole pile body, reduces mud
The extrusion capacity of soil, during beneficially pile body squeezes into soil, and can make to be positioned at above block by adjacent two prestressed-concrete piles
The space that jointly surrounds of two concave parts in the concrete of perfusion less, reduce cost, and can be below block
Arranging permeable structure on the prestressed-concrete pile side of concave part both sides, be beneficial to ecological, environmental protective, it is the most reasonable to design.
As selection, above-mentioned block is the strip extended along concave part.It is beneficial to mould molding, increases the strong of block simultaneously
Degree, and more preferable guide effect can be played when piling construction.
As preferably, in two concave parts of above-mentioned concrete pile body, in only one of which concave part, it is provided with described block.This
Sample can be with unified structure, and beneficially mass production simultaneously facilitates construction, and the program only needs the prestressing force of a kind of version
Concrete pile structure achieves that the construction of combination, naturally it is also possible to arranges side in each concave part and protrudes concave part
Block, this is all not provided with block in being accomplished by the concave part of another root concrete-pile adjacent；Certainly can also is that each groove
The block being just full of concave part in cross-sectional direction is all set in portion.
As selection, above-mentioned concrete pile body is circle stake, and two concave parts are symmetrical arranged in concrete pile body diametric(al).
As selection, above-mentioned concrete pile body is rectangular pile, and it is opposing that two described concave parts are arranged on described concrete pile body
Two sides in.
As preferably, in two sides that described concrete pile body is opposing, each side is equipped with two described concave parts,
Two described concave part time intervals are arranged.Use the combination that this is made, can make to be formed at two between adjacent two close
Envelope, seals percolation-proof effect more preferable.
As improvement, the side of the concrete pile body between two described concave parts of homonymy is provided with convex tendon or slot
Alternative one.Use the combination that this is formed, can make to be linked together by muscle groove inserting structure between adjacent studs, make
It is the most firm to combine between combination.
As selection, above-mentioned concrete pile body is U-shaped sheet pile, is provided with side convex at the forward position of two sidewalls of U-shaped sheet pile
The bar shaped portion arranged along U-shaped sheet pile length direction, described concave part is arranged on the outer face in bar shaped portion.
Second technical problem to be solved by this invention is to provide a kind of combination using aforementioned prestressed-concrete pile,
This prestressed-concrete pile inserts after soil, in two prestressed-concrete piles relative to two concave parts can be formed directly in
Empty space, it is not necessary to the soil in additional process cleaning space, it is simple to cement injection, particulate matter in space, can shorten
The construction period of combination and quantities.
A kind of combination using aforementioned prestressed-concrete pile, it is characterised in that: include that many are inserted in soil and successively
The described concrete pile body of splicing, the concave part of adjacent two concrete pile body is mutually to setting and surround grout hole, in grout hole
It is perfused with concrete.It is fluid-tight combination, and this combination is suitable as foundation pit enclosure and city piping lane uses.
A kind of combination using aforementioned prestressed-concrete pile, it is characterised in that: include that many are inserted in soil and successively
The described concrete pile body of splicing, the concave part of adjacent two concrete pile body mutually to setting and surround receiving chamber, accommodates intracavity
It is filled with rubble or particulate matter.It is the combination of porous, is suitable as rivers,lakes and seas bunding protecting wall and uses.
Compared with prior art, it is an advantage of the current invention that: in concave part, be fixed with block, the top of prestressed-concrete pile
Have at regular intervals between portion and the top of block so that block may be present over the space surrounded by concave part, so
Stake being squeezed in soil, block can squeeze away being originally positioned at concave part earth downwards, after having driven piles, and gear
Substantially earth is not had in the space that concave part above block surrounds, just can direct priming petock in the grout hole that concave part is constituted
Mud or receiving chamber place particulate matter, it is not necessary to the cleaning earth operation of extra giant and water pump, simplify working procedure,
Reduction of erection time, meanwhile, block can also play good guide effect when piling construction so that constructs more accurate.
Accompanying drawing explanation
Fig. 1 is the structural representation one of first embodiment of prestressed-concrete pile of the present invention；
Fig. 2 is the structural representation two of first embodiment of prestressed-concrete pile of the present invention；
Fig. 3 is the top view of first embodiment of prestressed-concrete pile of the present invention；
Fig. 4 is the sectional view of first embodiment of prestressed-concrete pile of the present invention；
Fig. 5 is the structural representation one of second embodiment of prestressed-concrete pile of the present invention；
Fig. 6 is the structural representation two of second embodiment of prestressed-concrete pile of the present invention；
Fig. 7 is the top view of second embodiment of prestressed-concrete pile of the present invention；
Fig. 8 is the sectional view of second embodiment of prestressed-concrete pile of the present invention；
Fig. 9 is the structural representation one of 3rd embodiment of prestressed-concrete pile of the present invention；
Figure 10 is the structural representation two of 3rd embodiment of prestressed-concrete pile of the present invention；
Figure 11 is the top view of 3rd embodiment of prestressed-concrete pile of the present invention；
Figure 12 is the sectional view of 3rd embodiment of prestressed-concrete pile of the present invention；
Figure 13 is the perspective view of first embodiment of combination of the present invention；
Figure 14 is the top view of first embodiment of combination of the present invention；
Figure 15 is the perspective view of second embodiment of combination of the present invention；
Figure 16 is the top view of second embodiment of combination of the present invention；
Figure 17 is the perspective view of 3rd embodiment of combination of the present invention；
Figure 18 is the top view of 3rd embodiment of combination of the present invention；
Figure 19 is the top view of 4th embodiment of combination of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the present invention is described in further detail.
As shown in figures 1-4, for first embodiment of prestressed-concrete pile of the present invention.
A kind of prestressed-concrete pile, including concrete pile body 1, is that prefabrication produces, and length is preferred with 12 meters, can
With centrifugal pile, it is also possible to be solid pile, the left and right sides of concrete pile body 1 all forms along concrete pile body 1 length side
To the concave part 2 arranged；There is at least one concave part 2 top of block 3, the top of concrete pile body 1 and block 3
There is between portion certain distance L.Block 3 is made to may be present over the space surrounded by concave part 2.
In the present embodiment, concrete pile body 1 is circle stake, and two concave parts 2 set in concrete pile body 1 diametric(al) symmetry
Put.In two concave parts 2 of concrete pile body 1, in only one of which concave part 2, it is provided with described block 3.The width of block 3
Degree s is more than degree of depth h of concave part 2.The cross-sectional profile of the part of concave part 2 and the horizontal stroke of concave part 2 are protruded in block 3 side
Cross-sectional shape is mated.Block 3 is positioned at the lower half of concave part 2, and block 2 is in strip and downward along concave part 2
Extend to flush with the lower surface of concrete pile body 1.
Using the combination that the present embodiment is made, its stitching portion of concrete pile body 1 above block 3 is waterproof, is suitable for
Use as foundation pit enclosure or city piping lane.
It is fixed with in cross-sectional direction the block 3 closed by concave part in concave part 2, above block 3, remains with concave part
2, so stake is squeezed in soil, block 3 can by originally should be positioned at concave part 2 earth squeeze away downwards make recessed
The space that groove portion 2 surrounds directly forms hollow, after having driven piles, does not substantially have earth in the concave part 2 above block 3,
Cement injection or filling rubble in the grout hole of the hollow that just can directly constitute at concave part 2, it is not necessary to extra giant
And the cleaning earth operation of water pump, simplify working procedure, the reduction of erection time, cost-effective.
As shown in figures 5-8, for second embodiment of prestressed-concrete pile of the present invention.
The difference of the present embodiment and first embodiment is: concrete pile body 1 is rectangular pile, and two concave parts 2 set
Put in opposing two sides of described concrete pile body 1.In two sides that concrete pile body 1 is opposing, each side
Face is equipped with two concave parts 2, and two concave part 2 time intervals are arranged.Between two described concave parts 2 of homonymy
The side of concrete pile body be provided with convex tendon 4 or slot 5 alternative one.
Use the combination that this is made, can make to be formed between adjacent two concrete pile body 1 sealing at two, seal water-impervious
Effect is more preferable.Use the combination that this is formed, can make to be connected by muscle groove inserting structure between adjacent concrete pile body 1
Together, it is the most firm to make to combine between combination, and the guiding being easy in piling construction.
As shown in figs. 9 to 12, for the 3rd embodiment of prestressed-concrete pile of the present invention.
The difference of the present embodiment and first embodiment is: concrete pile body 1 is U-shaped sheet pile, the two of U-shaped sheet pile
Being provided with the bar shaped portion 6 arranged along U-shaped sheet pile length direction that side is convex at the forward position of individual sidewall, described concave part 2 is arranged on
On the outer face in bar shaped portion 6.
Such as Figure 13, shown in 14, for first embodiment of combination of the present invention.
The combination of a kind of prestressed-concrete pile using embodiment 1, including the many prestressed concretes inserted in soil
Soil stake 1, adjacent two should include the many concrete pile body 1 inserted in soil and splice successively, adjacent two concrete-piles in advance
The concave part 2 of body 1, mutually to setting and surround grout hole 7, is perfused with concrete in grout hole 7.
Using the combination that the present embodiment is made, its stitching portion of concrete pile body 1 above block 3 is waterproof, is suitable for
Use as foundation pit enclosure or city piping lane.
As shown in Figure 15,16, for second embodiment of combination of the present invention.
The difference of first embodiment of the present embodiment and combination is: it uses the prestressed concrete of embodiment 2
Stake is spliced to form.It is stitched together by muscle groove inserting structure between adjacent concrete pile body 1.
Such as Figure 17, shown in 18, for the 3rd embodiment of combination of the present invention.
The difference of first embodiment of the present embodiment and combination is: it uses the prestressed concrete of embodiment 3
Stake is spliced to form.
As shown in figure 19, for the 4th embodiment of combination of the present invention.
The difference of second embodiment of the present embodiment and combination is: the width s of block 3 is more than concave part 2
The twice of degree of depth h, the concave part 2 of adjacent two concrete pile body 1, mutually to setting and surround receiving chamber 8, is filled out in accommodating chamber 8
It is filled with rubble or particulate matter.This protecting wall, it can form gap X in the stitching portion of adjacent two concrete-piles, this gap
Constituting water-permeable passage, the bunding protecting wall being suitable as rivers,lakes and seas uses.
Certainly concrete pile body 1 profile is not limited to rectangular pile, it is also possible to circular stake, U-shaped stake etc..
Although the preferred embodiments of the present invention described in detail above, it is to be clearly understood that for this area
For technical staff, the present invention can have various modifications and variations.All made within the spirit and principles in the present invention appoint
What amendment, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (13)
1. a prestressed-concrete pile, including concrete pile body (1), the left and right sides of described concrete pile body (1) all becomes
Type has the concave part (2) arranged along concrete pile body (1) length direction；It is characterized in that: at least one described concave part (2)
Inside there is block (3), between top and the top of block (3) of described concrete pile body (1), there is certain distance (L).
Prestressed-concrete pile the most according to claim 1, it is characterised in that: the width (s) of described block (3) is big
The degree of depth (h) in concave part (2).
Prestressed-concrete pile the most according to claim 2, it is characterised in that: groove is protruded in described block (3) side
The cross-sectional profile of the part in portion (2) is mated with the cross-sectional profile of concave part (2).
Prestressed-concrete pile the most according to claim 1, it is characterised in that: described block (3) is positioned at described recessed
The middle part in groove portion (2), concave part (2) is separated into upper and lower two parts by this block (3).
Prestressed-concrete pile the most according to claim 1, it is characterised in that: described block (3) is along concave part (2)
The strip extended.
Prestressed-concrete pile the most according to claim 1, it is characterised in that: the two of described concrete pile body (1)
In individual concave part (2), in only one of which concave part (2), it is provided with described block (3).
Prestressed-concrete pile the most according to claim 3, it is characterised in that: described concrete pile body (1) is circle
Stake, two described concave parts (2) are symmetrical arranged in concrete pile body (1) diametric(al).
Prestressed-concrete pile the most according to claim 1, it is characterised in that: described concrete pile body (1) is square
Shape stake, two described concave parts (2) are arranged on two sides that described concrete pile body (1) is opposing.
Prestressed-concrete pile the most according to claim 8, it is characterised in that: in described concrete pile body (1) phase
In two sides of the back of the body, each side is equipped with two described concave parts (2), and two described concave part (2) time intervals are arranged.
Prestressed-concrete pile the most according to claim 9, it is characterised in that: two that are positioned at homonymy are described recessed
The side of the concrete pile body between groove portion (2) is provided with convex tendon (4) or slot (5) alternative one.
11. prestressed-concrete piles according to claim 1, it is characterised in that: described concrete pile body (1) is U
Template stake, is provided with the bar shaped portion (6) arranged along U-shaped sheet pile length direction that side is convex at the forward position of two sidewalls of U-shaped sheet pile,
Described concave part (2) is arranged on the outer face of bar shaped portion (6).
The combination of prestressed-concrete pile as described in 12. 1 kinds of employings are as arbitrary in claim 1～11, it is characterised in that:
The described concrete pile body (1) inserted in soil including many and splice successively, the concave part (2) of adjacent two concrete pile body (1)
Mutually to setting and surround grout hole (7), grout hole is perfused with concrete in (7).
13. 1 kinds of combinations using prestressed-concrete pile as claimed in claim 2, it is characterised in that: include many
The described concrete pile body (1) inserted in soil and splice successively, the width (s) of described block (3) is more than the degree of depth of concave part (2)
H the twice of (), the concave part (2) of adjacent two concrete pile body (1) mutually to setting and surround receiving chamber (8), is filled out in accommodating chamber (8)
It is filled with rubble or particulate matter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610506630.5A CN106013137B (en) | 2016-07-01 | 2016-07-01 | Prestressed-concrete pile and the combination using this |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610506630.5A CN106013137B (en) | 2016-07-01 | 2016-07-01 | Prestressed-concrete pile and the combination using this |
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| Publication Number | Publication Date |
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| CN106013137A true CN106013137A (en) | 2016-10-12 |
| CN106013137B CN106013137B (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610506630.5A Active CN106013137B (en) | 2016-07-01 | 2016-07-01 | Prestressed-concrete pile and the combination using this |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237326A (en) * | 2017-07-10 | 2017-10-10 | 浙江宏力阳生态建设股份有限公司 | A kind of Hermetical connecting structure for pile sinking |
| CN108149673A (en) * | 2018-02-01 | 2018-06-12 | 刘德奇 | Concrete-pile and the continuous seepage-proofing water-sealing wall using concrete-pile splicing |
| CN114182716A (en) * | 2021-10-28 | 2022-03-15 | 河北工程大学 | Method for manufacturing U-shaped precast sheet pile of anti-liquefaction reinforced permeable concrete for existing building |
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| CN105672249A (en) * | 2016-03-28 | 2016-06-15 | 福建省闽工新型建材有限公司 | Concrete channel plate pile and manufacturing method thereof |
| CN105672253A (en) * | 2016-04-01 | 2016-06-15 | 俞向阳 | Hollow concrete pile and ecological environment-friendly bank protective wall adopting pile |
| CN205348152U (en) * | 2015-12-09 | 2016-06-29 | 广东三和管桩股份有限公司 | Prestressed concrete support pile for continuous supporting wall |
| CN205742171U (en) * | 2016-07-01 | 2016-11-30 | 俞晓东 | Prestressed-concrete pile and use this combination |
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| JP2005023570A (en) * | 2003-06-30 | 2005-01-27 | Ps Mitsubishi Construction Co Ltd | Pile for underpass side wall and water cut-off method of underpass side wall |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237326A (en) * | 2017-07-10 | 2017-10-10 | 浙江宏力阳生态建设股份有限公司 | A kind of Hermetical connecting structure for pile sinking |
| CN108149673A (en) * | 2018-02-01 | 2018-06-12 | 刘德奇 | Concrete-pile and the continuous seepage-proofing water-sealing wall using concrete-pile splicing |
| CN108149673B (en) * | 2018-02-01 | 2024-02-20 | 刘德奇 | Concrete pile and continuous seepage-proofing water-stop wall spliced by adopting same |
| CN114182716A (en) * | 2021-10-28 | 2022-03-15 | 河北工程大学 | Method for manufacturing U-shaped precast sheet pile of anti-liquefaction reinforced permeable concrete for existing building |
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| Publication number | Publication date |
|---|---|
| CN106013137B (en) | 2017-12-01 |
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