CN109183781B - Z-shaped steel sheet pile enclosure structure with bent cap - Google Patents
Z-shaped steel sheet pile enclosure structure with bent cap Download PDFInfo
- Publication number
- CN109183781B CN109183781B CN201811326506.6A CN201811326506A CN109183781B CN 109183781 B CN109183781 B CN 109183781B CN 201811326506 A CN201811326506 A CN 201811326506A CN 109183781 B CN109183781 B CN 109183781B
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- China
- Prior art keywords
- steel sheet
- shaped steel
- sheet pile
- bent
- bent cap
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 51
- 239000010959 steel Substances 0.000 title claims abstract description 51
- 238000005098 hot rolling Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 6
- 238000005452 bending Methods 0.000 abstract description 6
- 229910052742 iron Inorganic materials 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- XDDAORKBJWWYJS-UHFFFAOYSA-N glyphosate Chemical compound OC(=O)CNCP(O)(O)=O XDDAORKBJWWYJS-UHFFFAOYSA-N 0.000 abstract 1
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The invention discloses a Z-shaped steel sheet pile enclosure structure with a bent cap, and belongs to the technical field of urban foundation pit engineering construction. Including a plurality of Z shaped steel sheet piles that adjoin, Z shaped steel sheet piles include, connect respectively in the outer pterygoid lamina and the interior pterygoid lamina at riser both ends, outer pterygoid lamina tip is equipped with interior curved beam, and interior pterygoid lamina tip is equipped with outer curved beam, and is adjacent Z shaped steel sheet piles splice with outer curved beam through interior curved beam, Z shaped steel sheet pile top is equipped with the bent cap, the bent cap both ends are equipped with the kickdown baffle relatively, it has the fore shaft that is used for inserting the squeezing block to open on the bent cap, fore shaft bottom both sides are equipped with the fore shaft roof beam relatively, the concatenation department of interior curved beam and outer curved beam is located between the fore shaft roof beam of relative setting. The beneficial effects of the invention are as follows: the Z-shaped steel sheet pile has high rigidity, the top is squeezed by the diagonal iron, and the initial pretightening force is provided, so that the whole rigidity of the enclosure structure is high, the bending resistance is strong, the stability is good, the operation is simple, the construction is convenient, the safety and the high efficiency are realized, and the repeated utilization can be realized.
Description
Technical Field
The invention relates to a steel sheet pile enclosure structure, and belongs to the technical field of urban foundation pit engineering construction.
Background
With the development of urban construction in China, more foundation pit projects are more and more developed. The steel sheet pile enclosure structure is a common foundation pit engineering enclosure structure and has the advantages of short service life, convenient construction and repeated utilization. At present, a connecting beam is not arranged at the top of a linear steel sheet pile used in engineering, steel sheet pile components are meshed with a lateral bent beam of each steel sheet pile to form a whole, the whole rigidity of the pile top is small, after a foundation pit is excavated, the horizontal active soil pressure of the slope top is large, the pile top of the steel sheet pile is large in level, soil slump of the slope top is easy to generate, and potential safety hazards are caused.
Disclosure of Invention
The Z-shaped steel sheet pile enclosure structure with the bent cap is high in strength, high in rigidity, good in stability, simple to operate and convenient to construct.
The technical scheme of the invention is as follows: the utility model provides a Z shaped steel sheet pile envelope with bent cap, includes Z shaped steel sheet pile that a plurality of are adjacent, Z shaped steel sheet pile includes, connects respectively in the outer pterygoid lamina and the interior pterygoid lamina at riser both ends, outer pterygoid lamina tip is equipped with the interior bent beam, and interior pterygoid lamina tip is equipped with the outer bent beam, and is adjacent Z shaped steel sheet pile passes through interior bent beam and splices with the outer bent beam, Z shaped steel sheet pile top is equipped with the bent cap, bent cap both ends are equipped with down the baffle relatively, and Z shaped steel sheet pile is located between the relative baffle that bends down, and riser perpendicular to bent baffle and bent cap, it has the fore shaft that is used for inserting the squeezing piece to open on the bent cap, fore shaft bottom both sides are equipped with the fore shaft roof beam relatively, the concatenation department of interior bent beam and outer bent beam is located between the fore shaft roof beam of relative setting.
The Z-shaped steel sheet pile and the bent cap are formed by hot rolling.
The lengths of the bent beams and the outer bent beams are more than or equal to 30mm.
And the distance between the inner bent beam and the outer bent beam of the Z-shaped steel sheet pile is 300-450mm.
The length of the vertical plate is 150-300mm.
The thickness of the outer wing plate and the inner wing plate is 12-18mm, and the thickness of the vertical plate is 10-15mm.
The length of the turndown baffle is 40-50mm.
The size of the locking notch is 6-15mm larger than the size of the splicing part.
The distance between the corner of the Z-shaped baffle and the downward bending baffle is 2-5mm.
And the thickness of the narrow end of the wedge is 3-7mm, and the length of the wedge is more than or equal to 40mm.
The beneficial effects of the invention are as follows: the Z-shaped steel sheet pile has high rigidity, the top is squeezed by the diagonal iron, and the initial pretightening force is provided, so that the whole rigidity of the enclosure structure is high, the bending resistance is strong, the stability is good, the operation is simple, the construction is convenient, the safety and the high efficiency are realized, and the repeated utilization can be realized.
Drawings
FIG. 1 is a top view of a Z-shaped steel sheet pile;
FIG. 2 is a side view of a bent cap;
FIG. 3 is a schematic view of a squeeze block construction;
FIG. 4 is a top view of a bent cap;
fig. 5 is a cross-sectional view of the present invention.
Reference numerals in the drawings are as follows: 1. the inner bending beam, 2, the outer wing plate, 3, the vertical plate, 4, the inner wing plate, 5, the outer bending beam, 6, the capping beam, 7, the locking port beam, 8, the lower bending baffle, 9, the squeezing block, 10 and the locking port.
Detailed Description
The invention is further described with reference to fig. 1-5:
the utility model provides a Z shaped steel sheet pile envelope with bent cap, includes Z shaped steel sheet pile that a plurality of are adjacent, Z shaped steel sheet pile includes, connects respectively in the outer wing board 2 and the interior wing board 4 at riser 3 both ends, outer wing board 2 tip is equipped with interior curved beam 1, and interior wing board 4 tip is equipped with outer curved beam 5, and is adjacent Z shaped steel sheet pile splices with outer curved beam 5 through interior curved beam 1, Z shaped steel sheet pile top is equipped with bent cap 6, Z shaped steel sheet pile and bent cap 6 all adopt hot rolling to handle and form, bent cap 6 both ends are equipped with bent down baffle 8,Z shaped steel sheet pile relatively and are located between the bent down baffle 8 that is relative, and riser 3 perpendicular to bent down baffle 8 and bent cap 6, open on the bent cap 6 has the fore shaft 10 that is used for inserting extrusion piece 9, fore shaft 10 bottom both sides are equipped with fore shaft 7 relatively, the concatenation department of interior curved beam 1 and outer curved beam 5 is located between the fore shaft 7 that sets up relatively.
Preferably, the lengths of the inner curved beam 1 and the outer curved beam 5 are greater than or equal to 30mm. The distance between the inner bent beam 1 and the outer bent beam 5 of the Z-shaped steel sheet pile is 300-450mm. The length of the vertical plate 3 is 150-300mm. The thickness of the outer wing plate 2 and the inner wing plate 4 is 12-18mm, and the thickness of the vertical plate 3 is 10-15mm. The length of the turndown baffle plate 8 is 40-50mm. The size of the locking notch 10 is 6-15mm larger than the size of the splicing part. The distance between the Z-shaped corner and the downturned baffle 8 is 2-5mm. And the width of the squeeze block 9 is larger than or equal to 40mm, and the thickness of the narrow end of the wedge is 3-7 mm.
During assembly, the inner bent beams 1 and the outer bent beams 5 of a plurality of adjacent Z-shaped steel sheet piles are sequentially assembled, then the top of the Z-shaped steel sheet pile covered by the bent cap 6 is covered, the assembled part is positioned between the oppositely arranged fore shaft beams 7 below the fore shaft 10 of the bent cap 6, and a gap between the assembled part and the fore shaft 10 is inserted into the oblique iron and is squeezed to provide initial pretightening force. The operation is simple, the construction is convenient, the safety and the high efficiency are realized, and the recycling can be realized.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (9)
1. The Z-shaped steel sheet pile enclosure structure with the bent caps is characterized by comprising a plurality of adjacent Z-shaped steel sheet piles, wherein each Z-shaped steel sheet pile comprises an outer wing plate (2) and an inner wing plate (4) which are respectively connected to two ends of a vertical plate (3), each end part of each outer wing plate (2) is provided with an inner bent beam (1), each end part of each inner wing plate (4) is provided with an outer bent beam (5), each adjacent Z-shaped steel sheet pile is spliced with each outer bent beam (5) through each inner bent beam (1), each top of each Z-shaped steel sheet pile is provided with a bent cap (6), two ends of each bent cap (6) are oppositely provided with a lower bent baffle (8), each Z-shaped steel sheet pile is positioned between the corresponding lower bent baffle (8), each vertical plate (3) is perpendicular to each lower bent baffle (8) and each bent cap (6), each locking hole (10) for inserting a squeezing block (9) is formed in each upper part of each cover beam (6), each locking hole (10) is oppositely arranged at two sides of the bottom of each corresponding locking hole (7), and each inner bent beam (1) is positioned between the corresponding locking hole (7);
the Z-shaped steel sheet pile and the bent cap (6) are formed by hot rolling;
the squeezing block (9) is a wedge with a wide upper part and a narrow lower part.
2. The Z-shaped steel sheet pile enclosure structure with the bent cap according to claim 1, wherein the lengths of the inner bent beam (1) and the outer bent beam (5) are greater than or equal to 30mm.
3. The Z-shaped steel sheet pile enclosure structure with the bent cap according to claim 1, wherein the distance between the inner bent beam (1) and the outer bent beam (5) of the Z-shaped steel sheet pile is 300-450mm.
4. The Z-shaped steel sheet pile enclosure with bent cap according to claim 1, characterized in that the length of the riser (3) is 150-300mm.
5. The Z-shaped steel sheet pile envelope with the bent cap according to claim 1, wherein the thickness of the outer wing plate (2) and the inner wing plate (4) is 12-18mm, and the thickness of the vertical plate (3) is 10-15mm.
6. A Z-shaped steel pile envelope with bent cap according to claim 1, characterized in that the length of the bent-down baffle (8) is 40-50mm.
7. The Z-shaped steel sheet pile enclosure with bent cap according to claim 1, characterized in that the size of the locking notch (10) is 6-15mm larger than the size of the splice.
8. A Z-shaped steel sheet pile enclosure with a bent cap according to claim 1, characterized in that the distance between the corner of the Z-shape and the down-turned baffle (8) is 2-5mm.
9. The Z-shaped steel sheet pile enclosure structure with the bent cap of claim 1, wherein the thickness of the narrow end of the chute is 3-7mm, and the length of the chute is greater than or equal to 40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811326506.6A CN109183781B (en) | 2018-11-08 | 2018-11-08 | Z-shaped steel sheet pile enclosure structure with bent cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811326506.6A CN109183781B (en) | 2018-11-08 | 2018-11-08 | Z-shaped steel sheet pile enclosure structure with bent cap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109183781A CN109183781A (en) | 2019-01-11 |
| CN109183781B true CN109183781B (en) | 2024-02-09 |
Family
ID=64938566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811326506.6A Active CN109183781B (en) | 2018-11-08 | 2018-11-08 | Z-shaped steel sheet pile enclosure structure with bent cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109183781B (en) |
Citations (11)
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|---|---|---|---|---|
| JP2011149214A (en) * | 2010-01-22 | 2011-08-04 | Sumitomo Metal Ind Ltd | Steel pipe sheet pile wall |
| CN201933485U (en) * | 2010-12-13 | 2011-08-17 | 泰安科诺型钢股份有限公司 | Z-shaped cold blending plate pile |
| JP2013174104A (en) * | 2012-02-27 | 2013-09-05 | Nippon Steel & Sumitomo Metal | U-shaped steel sheet pile and structure using u-shaped steel sheet pile |
| JP2016000934A (en) * | 2014-06-12 | 2016-01-07 | クリ英ター永和株式会社 | Wood siding wall-type wooden beam unit |
| CN105714833A (en) * | 2016-03-01 | 2016-06-29 | 江苏东合南岩土科技股份有限公司 | Construction method of steel plate pile open caisson support |
| KR101649448B1 (en) * | 2015-06-19 | 2016-08-18 | 박광호 | An assembly for retaining sheet pile wall |
| CN106284296A (en) * | 2016-09-28 | 2017-01-04 | 南京工业大学 | The supporting construction of a kind of double steel sheet pile and construction method thereof |
| KR101696916B1 (en) * | 2016-02-29 | 2017-01-16 | (주)한국리페어엔지니어링 | Construction method of permanent wall with retaining wall combined PHC pile and steel pipe |
| CN106351206A (en) * | 2016-10-13 | 2017-01-25 | 周峰 | Steel plate pile strengthening device |
| CN207525754U (en) * | 2017-08-04 | 2018-06-22 | 吴健 | Novel H profile steel and multiple rows of foundation pit supporting construction |
| CN209066417U (en) * | 2018-11-08 | 2019-07-05 | 大连大学 | A kind of Z-shape steel sheet pilebraced cuts structure with bent cap |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9745710B2 (en) * | 2015-04-16 | 2017-08-29 | Cmi Limited Co. | Convertible capping system for sheet piling wall |
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2018
- 2018-11-08 CN CN201811326506.6A patent/CN109183781B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2011149214A (en) * | 2010-01-22 | 2011-08-04 | Sumitomo Metal Ind Ltd | Steel pipe sheet pile wall |
| CN201933485U (en) * | 2010-12-13 | 2011-08-17 | 泰安科诺型钢股份有限公司 | Z-shaped cold blending plate pile |
| JP2013174104A (en) * | 2012-02-27 | 2013-09-05 | Nippon Steel & Sumitomo Metal | U-shaped steel sheet pile and structure using u-shaped steel sheet pile |
| JP2016000934A (en) * | 2014-06-12 | 2016-01-07 | クリ英ター永和株式会社 | Wood siding wall-type wooden beam unit |
| KR101649448B1 (en) * | 2015-06-19 | 2016-08-18 | 박광호 | An assembly for retaining sheet pile wall |
| KR101696916B1 (en) * | 2016-02-29 | 2017-01-16 | (주)한국리페어엔지니어링 | Construction method of permanent wall with retaining wall combined PHC pile and steel pipe |
| CN105714833A (en) * | 2016-03-01 | 2016-06-29 | 江苏东合南岩土科技股份有限公司 | Construction method of steel plate pile open caisson support |
| CN106284296A (en) * | 2016-09-28 | 2017-01-04 | 南京工业大学 | The supporting construction of a kind of double steel sheet pile and construction method thereof |
| CN106351206A (en) * | 2016-10-13 | 2017-01-25 | 周峰 | Steel plate pile strengthening device |
| CN207525754U (en) * | 2017-08-04 | 2018-06-22 | 吴健 | Novel H profile steel and multiple rows of foundation pit supporting construction |
| CN209066417U (en) * | 2018-11-08 | 2019-07-05 | 大连大学 | A kind of Z-shape steel sheet pilebraced cuts structure with bent cap |
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| Publication number | Publication date |
|---|---|
| CN109183781A (en) | 2019-01-11 |
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