CN108316311B - Supporting construction suitable for municipal building foundation ditch and foundation trench - Google Patents
Supporting construction suitable for municipal building foundation ditch and foundation trench Download PDFInfo
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- CN108316311B CN108316311B CN201810137532.8A CN201810137532A CN108316311B CN 108316311 B CN108316311 B CN 108316311B CN 201810137532 A CN201810137532 A CN 201810137532A CN 108316311 B CN108316311 B CN 108316311B
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- 230000008093 supporting effect Effects 0.000 title claims abstract description 12
- 238000010276 construction Methods 0.000 title claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 79
- 239000010959 steel Substances 0.000 claims abstract description 79
- 238000007789 sealing Methods 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
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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
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
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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
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
- E02D5/06—Fitted piles or other elements specially adapted for closing gaps between two sheet piles or between two walls of sheet piles
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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
- E02D5/02—Sheet piles or sheet pile bulkheads
- E02D5/03—Prefabricated parts, e.g. composite sheet piles
- E02D5/04—Prefabricated parts, e.g. composite sheet piles made of steel
- E02D5/08—Locking forms; Edge joints; Pile crossings; Branch pieces
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention relates to the field of urban construction, in particular to a supporting structure suitable for municipal building foundation pits and foundation troughs, aiming at solving the problem of sealing property of joints between steel sheet piles, and the technical scheme is as follows: the connecting mechanism comprises a connecting plate and a fixing plate connected to the tail end of the connecting plate, and the connecting mechanism of adjacent steel sheet piles can be inserted between the connecting plate and the fixing plate; the fixing plate is hollow, the opening of the fixing plate is located at the top end, a sealing mechanism is arranged between every two adjacent fixing plates, and the sealing mechanism comprises a top plate arranged above the steel sheet piles, a first locking strip inserted into the opening of the fixing plate, a second locking strip inserted into the opening of the adjacent fixing plate, and a sealing plate abutted to the side walls of the two adjacent steel sheet piles. According to the invention, the gaps between the adjacent steel sheet piles are blocked by the sealing mechanism, so that the sufficient waterproof and soil-proof performance is achieved under the condition that the steel sheet piles are not tightly connected.
Description
Technical Field
The invention relates to the field of urban construction, in particular to a supporting structure suitable for municipal building foundation pits and foundation troughs.
Background
The foundation pit support and the foundation trench support are all used for ensuring the safety of underground structure construction and the surrounding environment of the foundation pit and the foundation trench, so that the supporting and reinforcing structures are adopted for the foundation pit, the side wall of the foundation trench and the surrounding environment.
When foundation ditch and foundation ditch are not dark, current generally use the steel sheet pile to foundation ditch and foundation ditch, the advantage of steel sheet pile is that the construction is simple and convenient, and the steel sheet can used repeatedly, but in work, if with adjacent steel sheet zonulae occludens even welding in order to reach outstanding sealed effect, then will be difficult to the split and lead to unable reuse, if with the slight butt of adjacent steel sheet, then waterproof soil resistance can receive very big influence.
As granted application No.: CN 201620172622.7's chinese patent discloses a take linear type steel sheet pile of guard plate, its technical essential is: including linear type steel sheet pile body, the both ends symmetry of steel sheet pile body is equipped with interlocking structure, the middle part of steel sheet pile body is equipped with the protruding structure of taking the pressure-relief vent, and a side welding has the arc guard plate, the length of arc guard plate and the length of steel sheet pile body equal, and the diameter is less than the width of steel sheet pile body.
This solution fails to solve the above problem, and therefore a new solution needs to be proposed to solve this problem.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a supporting structure suitable for municipal building foundation pits and foundation grooves, wherein gaps between adjacent steel sheet piles are blocked through a sealing mechanism, so that the sufficient waterproof and soil-proof performance is achieved under the condition that the steel sheet piles are not tightly connected.
The technical purpose of the invention is realized by the following technical scheme: a supporting structure suitable for municipal building foundation pits and foundation grooves comprises steel sheet piles and connecting mechanisms arranged on two sides of each steel sheet pile, wherein each connecting mechanism comprises a connecting plate and a fixing plate connected to the tail end of each connecting plate, and the connecting mechanism of the adjacent steel sheet piles can be inserted between each connecting plate and each fixing plate; the fixing plate is hollow, the opening of the fixing plate is located at the top end, a sealing mechanism is arranged between every two adjacent fixing plates, and the sealing mechanism comprises a top plate arranged above the steel sheet piles, a first locking strip inserted into the opening of the fixing plate, a second locking strip inserted into the opening of the adjacent fixing plate, and a sealing plate abutted to the side walls of the two adjacent steel sheet piles.
The adjacent steel sheet piles achieve the purpose of primary connection through the connecting mechanism, and then the connecting part of the connecting mechanism is reinforced and sealed through the sealing mechanism;
the connecting mechanism realizes connection by inserting the fixing plate into the connecting plate of the adjacent steel sheet piles;
the sealing mechanism realizes fixation through a locking strip inserted into the fixing plate, and seals gaps between the inner walls of the adjacent steel sheet piles through the sealing plate, so that the sealing effect is achieved.
The invention is further configured to: the sealing plate is fixed on one side of the top plate; the roof has seted up the spout, first locking strip top is equipped with the first slider that corresponds the spout, second locking strip top is equipped with the second slider that corresponds the spout.
Through the cooperation of spout and slider for first locking strip can slide with second locking strip, makes sealing mechanism can adapt to the steel sheet pile of different models, thereby makes sealing mechanism's practicality obtain promoting.
The invention is further configured to: a through groove is formed in the top end of the sliding groove, and a first locking component penetrating through the through groove is arranged at the top end of the first sliding block; and the top end of the second sliding block is provided with the same second locking assembly.
The position of the first sliding block and the position of the second sliding block relative to the top plate can be locked through the locking assembly, and the sealing plate is fixed on the top plate, so that the sealing plate can be abutted against the steel sheet pile by adjusting the position of the first sliding block in the sliding groove, and the first sliding block is locked after the sealing plate is abutted against the steel sheet pile;
after the first sliding block is locked relative to the top plate, the second sliding block can be adjusted to tightly abut against the two adjacent fixing plates, and the position of the second sliding block is locked after the fixing plates abut against the second sliding block, so that a further sealing effect is achieved.
The invention is further configured to: the first locking assembly comprises a locking block penetrating through the through groove and tightly abutting against the top plate, threaded holes formed in two ends of the locking block, and abutting bolts penetrating through the threaded holes and tightly abutting against the top plate, wherein the axis of each threaded hole is perpendicular to the top plate, and the locking block is fixed at the top end of the first locking strip.
The locking block is perpendicular to and leads to the groove and settle in the roof top surface, and the bolt passes the screw hole and supports the locking block tightly in the roof to support the slider tightly in the roof, in order to make the locking effect better, respectively be equipped with a bolt at the locking block both ends.
The invention is further configured to: and the abutting surfaces of the sealing plates and the steel sheet piles are provided with elastic sealing strips.
At the tight in-process of supporting of closing plate and steel sheet pile, use elastic sealing strip can increase waterproof performance, and elastic sealing strip uses expanded rubber to make simultaneously, and expanded rubber meets water inflation, and when aqueous vapor infiltration, expanded rubber can increase, further increases waterproof performance.
The invention is further configured to: the connecting plate comprises an extension section and a connecting section, the extension section is connected with the steel sheet pile, the connecting section is perpendicular to the extension section, and the thickness of the extension section is equal to half of the thickness of the steel sheet pile.
After two adjacent steel sheet piles splice, extension overlap together, and extension thickness equals half of steel sheet pile thickness and can make two coupling mechanism superpose back the same with steel sheet pile thickness for steel sheet pile surface is more level and smooth, the atress is more even, thereby increases steel sheet pile's practicality.
The invention is further configured to: and a bulge is arranged in the center of the steel sheet pile.
When the steel sheet pile supports the foundation pit foundation trench, the common steel sheet can not bear the pressure, so the side of the steel sheet pile facing the soil is set to be convex, the stress is dispersed, and a better supporting effect is achieved.
The invention is further configured to: and a sharp corner is arranged at the ground-near end of the steel sheet pile.
The steel sheet pile is more easily inserted into the ground through the sharp corners to realize fixation.
In conclusion, the invention has the following beneficial effects:
firstly, gaps between adjacent steel sheet piles are blocked through a sealing mechanism, so that sufficient waterproof and soil-proof performance is achieved under the condition that the steel sheet piles are not tightly connected;
and secondly, the connection of adjacent steel sheet piles and the connection between the steel sheet piles and the sealing plate are tighter through the adjustment of the locking assembly.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is an enlarged view of portion B of FIG. 1;
FIG. 4 is a cross-sectional view taken along line C of FIG. 1;
fig. 5 is an enlarged view of a portion D of fig. 4.
In the figure: 1. steel sheet piles; 2. a connecting mechanism; 21. a connecting plate; 211. an extension section; 212. a connecting section; 22. a fixing plate; 23. an opening; 3. a sealing mechanism; 31. a top plate; 32. a first locking bar; 33. a second locking bar; 34. a sealing plate; 35. a chute; 36. a first slider; 37. a through groove; 4. a first locking assembly; 41. a locking block; 42. a threaded hole; 43. tightly abutting against the bolt; 5. a protrusion; 6. and (4) sharp corners.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
Example (b): the utility model provides a supporting construction suitable for municipal building foundation ditch and foundation trench, as shown in figure 1, includes steel sheet pile 1, sets up in coupling mechanism 2 (figure 2) of steel sheet pile 1 both sides, wherein steel sheet pile 1 central authorities are equipped with protruding 5 and near the ground end is equipped with closed angle 6.
As shown in fig. 2, adjacent steel sheet piles 1 are connected by a connecting mechanism 2. The connecting mechanism 2 comprises a connecting plate 21, the cross section of the connecting plate 21 is L-shaped and extends along the length direction of the steel sheet pile 1; the connection plate 21 is divided into an extension 211 connecting the steel sheet piles 1 and a connection section 212 perpendicular to the extension 211, wherein the thickness of the extension 211 is equal to about half of the thickness of the steel sheet pile 1. A fixing plate 22 is arranged at the connecting section 212 of the connecting plate 21, and the fixing plate 22 is parallel to the extending section 211 and semi-seals the connecting plate 21; when adjacent steel sheet piles 1 are connected, the fixing plate 22 is inserted into a gap formed by the fixing plate 22 and the connecting plate 21 of another steel sheet pile 1, so that the steel sheet piles 1 are connected.
As shown in fig. 3 and 5, a seal mechanism 3 is provided between the connection mechanisms 2 in order to connect the steel sheet piles 1 more tightly. Sealing mechanism 3 is including setting up in the roof 31 of coupling mechanism 2 top, being fixed in roof 31 side and supporting the closing plate 34 of tight two steel sheet pile 1 inner wall junctions, and closing plate 34 is equipped with the elastic sealing strip towards one side of steel sheet pile 1, and the elastic sealing strip uses expanded rubber to make. The top end of the fixing plate 22 is provided with an opening 23, the bottom surface of the top plate 31 is also connected with a first locking strip 32 inserted into the opening 23 and a second locking strip 33 inserted into the opening 23 of the adjacent fixing plate 22, and the first locking strip 32 and the second locking strip 33 are both connected to the top plate 31 in a sliding manner; the top plate 31 is internally provided with a sliding groove 35, the sliding groove 35 is in a T shape and extends along the length direction of the top plate 31, and the first locking strip 32 and the second locking strip 33 are provided with a corresponding first sliding block 36 and a corresponding second sliding block, so that the first locking strip 32 and the second locking strip 33 can slide relative to the top plate 31.
As shown in fig. 5, in order to slidably connect the first locking bar 32 and the second locking bar 33 to the top plate 31 and to enable the first locking bar 32 and the second locking bar 33 to be fixed anywhere, the first locking member 4 is provided between the top plate 31 and the first locking bar 32, and the second locking member is provided between the top plate 31 and the second locking bar 33. A through groove 37 is formed at the top end of the sliding groove 35, the first locking component 4 comprises a locking block 41 penetrating out of the through groove 37, and the locking block 41 is fixed at the top end of the first locking strip 32 and abuts against the top surface of the top plate 31; two ends of the locking block 41 are provided with threaded holes 42 with axes perpendicular to the top plate 31, corresponding abutting bolts 43 are arranged in the threaded holes 42, and the abutting bolts 43 penetrate through the threaded holes 42 and abut against the top plate 31, so that the first locking strip 32 and the top plate 31 are fixed. The second locking member is identical to the first locking member 4.
The working process is as follows: when the steel sheet piles 1 are connected, the fixing plates 22 of the steel sheet piles 1 are inserted into gaps formed by the fixing plates 22 and the connecting plates 21 on the adjacent steel sheet piles 1 to be connected;
after the steel sheet piles 1 are connected, the first locking strips 32 and the second locking strips 33 are respectively inserted into the openings 23 of the fixing plates 22 of the adjacent steel sheet piles 1;
adjusting the positions of the first locking strip 32 and the top plate 31 until the sealing plate 34 abuts against the steel sheet pile 1, and fixing the position of the first locking strip 32 through the abutting bolt 43, wherein the first locking strip 32 and the top plate 31 are the same whole;
after the first locking strip 32 is fixed, the positions of the second locking strip 33 and the first locking strip 32 are adjusted until the fixing plate 22 into which the second locking strip 33 is inserted abuts against the fixing plate 22 into which the first locking strip 32 is inserted, and then the position of the second locking strip 33 is fixed by the abutting bolt 43.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (6)
1. The utility model provides a supporting construction suitable for municipal building foundation ditch and foundation trench, includes steel sheet pile (1), sets up in coupling mechanism (2) of steel sheet pile (1) both sides, coupling mechanism (2) include connecting plate (21), connect in terminal fixed plate (22) of connecting plate (21), connecting plate (21) with coupling mechanism (2) of inserting adjacent steel sheet pile (1) between fixed plate (22), its characterized in that: the fixing plates (22) are hollow, the openings (23) are located at the top ends, a sealing mechanism (3) is arranged between every two adjacent fixing plates (22), and each sealing mechanism (3) comprises a top plate (31) arranged above the steel sheet piles (1), a first locking strip (32) inserted into the openings (23) of the fixing plates (22), a second locking strip (33) inserted into the openings (23) of the adjacent fixing plates (22), and a sealing plate (34) abutted to the side walls of every two adjacent steel sheet piles (1); the sealing plate (34) is fixed on one side of the top plate (31); the top plate (31) is provided with a sliding groove (35), the top end of the first locking strip (32) is provided with a first sliding block (36) corresponding to the sliding groove (35), and the top end of the second locking strip (33) is provided with a second sliding block corresponding to the sliding groove (35); a through groove (37) is formed in the top end of the sliding groove (35), and a first locking component (4) penetrating through the through groove (37) is arranged at the top end of the first sliding block (36); and the top end of the second sliding block is provided with the same second locking assembly.
2. The support structure suitable for municipal building foundation pits and foundation troughs according to claim 1, characterized in that: the first locking component (4) comprises a locking block (41) penetrating through the through groove (37) and abutting against the top plate (31), threaded holes (42) formed in two ends of the locking block (41), and abutting bolts (43) penetrating through the threaded holes (42) and abutting against the top plate (31), the axis of each threaded hole (42) is perpendicular to the top plate (31), and the locking block (41) is fixed to the top end of the first sliding block (36).
3. The support structure suitable for municipal building foundation pits and foundation troughs according to claim 1, characterized in that: and elastic sealing strips are arranged on the abutting surfaces of the sealing plates (34) and the steel sheet piles (1).
4. The support structure suitable for municipal building foundation pits and foundation troughs according to claim 1, characterized in that: the connecting plate (21) comprises an extension section (211) connected with the steel sheet pile (1) and a connecting section (212) perpendicular to the extension section (211), and the thickness of the extension section (211) is equal to half of the thickness of the steel sheet pile (1).
5. The support structure suitable for municipal building foundation pits and foundation troughs according to claim 1, characterized in that: the center of the steel sheet pile (1) is provided with a bulge (5).
6. The support structure suitable for municipal building foundation pits and foundation troughs according to claim 1, characterized in that: and a sharp corner (6) is arranged at the ground-near end of the steel sheet pile (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810137532.8A CN108316311B (en) | 2018-02-10 | 2018-02-10 | Supporting construction suitable for municipal building foundation ditch and foundation trench |
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Application Number | Priority Date | Filing Date | Title |
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CN201810137532.8A CN108316311B (en) | 2018-02-10 | 2018-02-10 | Supporting construction suitable for municipal building foundation ditch and foundation trench |
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CN108316311A CN108316311A (en) | 2018-07-24 |
CN108316311B true CN108316311B (en) | 2020-05-19 |
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CN201810137532.8A Active CN108316311B (en) | 2018-02-10 | 2018-02-10 | Supporting construction suitable for municipal building foundation ditch and foundation trench |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110924400B (en) * | 2019-12-09 | 2021-06-11 | 广东华固工程有限公司 | Prefabricated building enclosure |
CN111042102B (en) * | 2019-12-30 | 2021-07-23 | 安徽机电职业技术学院 | Shock-resistant steel sheet pile |
CN111485615B (en) * | 2020-04-22 | 2021-02-26 | 广东中帆建设有限公司 | Construction method of municipal rainwater and sewage diversion pipeline |
CN113089642A (en) * | 2021-04-14 | 2021-07-09 | 扬州工业职业技术学院 | Steel sheet pile that can block water |
CN114150681B (en) * | 2021-12-15 | 2023-12-05 | 中铁五局集团第二工程有限责任公司 | Protection mechanism for underwater construction of building bridge and construction method thereof |
CN115262597B (en) * | 2022-03-23 | 2023-09-29 | 福建九鼎建设集团有限公司 | Steel sheet pile envelope |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2597545Y (en) * | 2003-01-14 | 2004-01-07 | 中铁大桥局集团第一工程有限公司工程机械厂 | Steel plate pile |
CN102561314A (en) * | 2012-03-05 | 2012-07-11 | 张继红 | Prefabricated waterproof pile (WSP pile) and inserting and pulling construction method thereof |
CN205591208U (en) * | 2016-03-08 | 2016-09-21 | 马鞍山瑞马钢板桩科技有限公司 | Take linear type steel sheet pile of guard plate |
CN206352298U (en) * | 2017-01-03 | 2017-07-25 | 明达海洋工程有限公司 | Sealing supporting construction |
CN206941655U (en) * | 2017-07-04 | 2018-01-30 | 中铁十一局集团城市轨道工程有限公司 | Sand structure is gushed suitable for the diaphragm wall seam waterproof of weak rich water arenaceous stratum |
-
2018
- 2018-02-10 CN CN201810137532.8A patent/CN108316311B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2597545Y (en) * | 2003-01-14 | 2004-01-07 | 中铁大桥局集团第一工程有限公司工程机械厂 | Steel plate pile |
CN102561314A (en) * | 2012-03-05 | 2012-07-11 | 张继红 | Prefabricated waterproof pile (WSP pile) and inserting and pulling construction method thereof |
CN205591208U (en) * | 2016-03-08 | 2016-09-21 | 马鞍山瑞马钢板桩科技有限公司 | Take linear type steel sheet pile of guard plate |
CN206352298U (en) * | 2017-01-03 | 2017-07-25 | 明达海洋工程有限公司 | Sealing supporting construction |
CN206941655U (en) * | 2017-07-04 | 2018-01-30 | 中铁十一局集团城市轨道工程有限公司 | Sand structure is gushed suitable for the diaphragm wall seam waterproof of weak rich water arenaceous stratum |
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