CN216108441U - Steel sheet pile envelope - Google Patents
Steel sheet pile envelope Download PDFInfo
- Publication number
- CN216108441U CN216108441U CN202121339509.0U CN202121339509U CN216108441U CN 216108441 U CN216108441 U CN 216108441U CN 202121339509 U CN202121339509 U CN 202121339509U CN 216108441 U CN216108441 U CN 216108441U
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- China
- Prior art keywords
- steel sheet
- sheet pile
- support frame
- positioning
- steel
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- 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
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 73
- 239000010959 steel Substances 0.000 title claims abstract description 73
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000002689 soil Substances 0.000 abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 5
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 239000003795 chemical substances by application Substances 0.000 abstract description 3
- 239000000945 filler Substances 0.000 abstract description 3
- 238000002347 injection Methods 0.000 abstract description 3
- 239000007924 injection Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 238000010276 construction Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
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- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The utility model discloses a steel sheet pile enclosure structure which comprises a plurality of steel sheet piles which are spliced with one another, wherein lock catches are provided with groove bodies, the cross sections of the groove bodies are semicircular, the groove bodies corresponding to the adjacent lock catches form cylindrical cavities after being surrounded, positioning steel bars are arranged in the cavities, and the steel sheet pile enclosure structure further comprises a support frame for aligning the plurality of steel sheet piles. After all the steel sheet piles are positioned and installed, the positioning steel bars are pulled out through a crane or the like, the positioning steel bars are easily pulled out of the cavities due to the soft and moist soil, and the cavities are used for filling waterproof agents, filling agents or adhesives and sealing. The driving mode can be right down to up through the mode of injection until the whole cavity is filled up, plays good prevention of seepage and passes through the purpose.
Description
Technical Field
The utility model belongs to the technical field of steel sheet pile cofferdams, and particularly relates to a steel sheet pile enclosure structure.
Background
The cofferdam is a temporary enclosure structure constructed for constructing permanent water conservancy facilities in the water conservancy project construction. The cofferdam has the functions of preventing water and soil from entering the building position of the building so as to drain water in the cofferdam, excavate a foundation pit and build the building. The cofferdam is generally removed after use, except as part of the actual building. The height of the cofferdam is higher than the highest water level which can appear in the construction period, and when the bridge pier and the platform foundation are positioned below the ground surface water level in the bridge foundation construction, earth weirs in various forms are built according to local materials; in rivers with deep water and large flow velocity, sheet-pile or steel-plate piles (single-layer or double-layer) cofferdams and double-layer thin-wall steel cofferdams can be adopted. The cofferdam can be used for preventing water and enclosing water and can also be used for supporting the pit wall of the foundation pit.
The steel sheet pile cofferdam is the most common one. The steel sheet pile is a section steel with locking notch, and its section has straight plate shape, groove shape and Z shape, and has various sizes and interlocking forms. The cofferdam with various shapes can be formed according to the requirement and can be repeatedly used, so that the cofferdam has wide application. At present, the steel sheet pile enclosure technology in China is mainly used for building bridge cofferdams, laying large pipelines and digging temporary ditches to serve as retaining walls, retaining water and retaining sand walls. The method plays an important role primarily in projects such as dock and unloading yard serving as retaining walls, embankment and bank protection, flood control, collapse prevention, quicksand prevention and the like.
When the existing land wetland needs steel sheet pile enclosure, water is easy to seep into a foundation pit, continuous water pumping is needed to prevent influence on construction, and due to the fact that the water content in soil is high, the soil is soft, and the existing steel sheet pile cannot keep a good water blocking effect during installation. Therefore, the utility model mainly solves the problem of foundation pit water seepage caused by poor position sealing performance of the lock catch because the existing steel sheet pile enclosure is arranged in a damp wetland.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a steel sheet pile enclosure structure, which mainly solves the problem of water seepage of a foundation pit caused by poor position sealing performance of a lock catch because the existing steel sheet pile enclosure is arranged in a wet land.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
a steel sheet pile enclosure structure comprises a plurality of steel sheet piles which are spliced with one another, wherein each steel sheet pile comprises a flat plate and inclined plates which are symmetrical on two sides, one side of each inclined plate is integrally connected with the side of the flat plate, the other side of each inclined plate is integrally connected with a lock catch, each lock catch is provided with a groove body, and the section of each groove body is semicircular;
the groove bodies corresponding to the adjacent lock catches form a cylindrical cavity after being surrounded, and positioning steel bars are arranged in the cavities;
still include the support frame that aligns a plurality of steel sheet piles, the support frame is located the both sides of steel sheet pile, the support frame pastes with the flat board and leans on.
Furthermore, the cross section of the support frame is Contraband font, and a plurality of location mounting holes penetrate through the support frame in the longitudinal direction.
Furthermore, a plurality of thread sleeves transversely penetrate through the support frame, bolts are installed in the thread sleeves, and the end portions of the bolts are extruded to be attached to the flat plate.
Further, a gasket is arranged between the end part of the bolt and the flat plate.
Further, the lower end of the positioning steel bar is a tip.
The utility model has the following beneficial effects:
mainly to moist marsh class soil property foundation ditch, measure earlier and squeeze into the spacer bar before the construction, then erection bracing frame guarantees that the steel sheet pile squeezes into the earth's surface along the guide effect of spacer bar and support frame, according to the accurate positioning reinforcement of cell body of hasp on the steel sheet pile, because the locating action of spacer bar makes the steel sheet pile be difficult to the skew under the effect of bobbing hammer.
After all the steel sheet piles are positioned and installed, the positioning steel bars are pulled out through a crane or the like, the positioning steel bars are easily pulled out of the cavities due to the soft and moist soil, and the cavities are used for filling waterproof agents, filling agents or adhesives and sealing. The driving mode can be right down to up through the mode of injection until the whole cavity is filled up, plays good prevention of seepage and passes through the purpose.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1: the structure of the utility model.
FIG. 2: the utility model is shown in the enlarged partial structure diagram at the part A in figure 1.
In the drawings, the components represented by the respective reference numerals are listed below:
the steel sheet pile comprises a steel sheet pile 1, a flat plate 11, an inclined plate 12, a lock catch 13, a groove body 14, a cavity 15, a positioning steel bar 2, a support frame 3, a positioning installation hole 31, a threaded sleeve 32, a bolt 4 and a gasket 41.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
As shown in fig. 1-2: a steel sheet pile enclosure structure comprises a plurality of steel sheet piles 1 which are spliced with one another, wherein each steel sheet pile 1 comprises a flat plate 11 and inclined plates 12 which are symmetrical on two sides, one side of each inclined plate 12 is integrally connected with the side of the flat plate 11, the other side of each inclined plate 12 is integrally connected with a lock catch 13, each lock catch 13 is provided with a groove body 14, and the section of each groove body 14 is semicircular;
the groove bodies 14 corresponding to the adjacent lock catches 13 are encircled to form a cylindrical cavity 15, and the positioning steel bars 2 are arranged in the cavity 15; the adjacent steel sheet piles are symmetrically distributed about the center of the lock catch.
Still include the support frame 3 with a plurality of steel sheet pile 1 counterpoint alignment, support frame 3 is located the both sides of steel sheet pile 1, support frame 3 pastes with dull and stereotyped 11 and leans on.
The enclosure structure mainly aims at a damp marsh soil foundation pit, positioning steel bars are measured and driven into the enclosure structure before construction, then the support frame is installed to ensure that a steel sheet pile is driven into the ground surface along the guiding action of the positioning steel bars and the support frame, the positioning steel bars are accurately positioned according to a groove body of a lock catch on the steel sheet pile, and the steel sheet pile is not easy to deviate under the action of a vibration hammer due to the positioning action of the positioning steel bars.
After all the steel sheet piles are positioned and installed, the positioning steel bars are pulled out through a crane or the like, the positioning steel bars are easily pulled out of the cavities due to the soft and moist soil, and the cavities are used for filling waterproof agents, filling agents or adhesives and sealing. The driving mode can be right down to up through the mode of injection until the whole cavity is filled up, plays good prevention of seepage and passes through the purpose.
As shown in fig. 2: the section of the support frame 3 is Contraband-shaped, and a plurality of positioning and mounting holes 31 penetrate through the support frame 3 in the longitudinal direction. The positioning mounting hole is used for penetrating and mounting a steel bar, so that the support frame is fixed on the ground.
As shown in fig. 2: a plurality of thread sleeves 32 transversely penetrate through the support frame 3, bolts 4 are installed in the thread sleeves 32, and the end parts of the bolts 4 are extruded to be attached to the flat plate 11. After the steel sheet pile is fixed, the bolts are installed in the thread sleeves and the extruded steel sheet pile is selectively installed, so that the adjacent steel sheet piles are combined more tightly, and the waterproof performance of the lock catch position is improved.
As shown in fig. 2: a gasket 41 is arranged between the end of the bolt 4 and the flat plate 11. Prevent that bolt extrusion from leading to the steel sheet pile warp.
As shown in fig. 1: the lower end of the positioning steel bar 2 is a tip. For convenient penetration into the soil.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. A steel sheet pile envelope which characterized in that:
the steel sheet pile structure comprises a plurality of steel sheet piles (1) which are spliced with one another, wherein each steel sheet pile (1) comprises a flat plate (11) and inclined plates (12) which are symmetrical on two sides, one side of each inclined plate (12) is integrally connected with the edge side of the flat plate (11), the other side of each inclined plate (12) is integrally connected with a lock catch (13), each lock catch (13) is provided with a groove body (14), and the cross section of each groove body (14) is semicircular;
the groove bodies (14) corresponding to the adjacent lock catches (13) are surrounded to form a cylindrical cavity (15), and the positioning steel bars (2) are arranged in the cavity (15);
still include support frame (3) with a plurality of steel sheet pile (1) counterpoint alignment, support frame (3) are located the both sides of steel sheet pile (1), support frame (3) lean on with dull and stereotyped (11) and lean on.
2. The steel sheet pile envelope of claim 1, wherein: the cross section of the support frame (3) is Contraband-shaped, and a plurality of positioning and mounting holes (31) penetrate through the support frame (3) in the longitudinal direction.
3. The steel sheet pile envelope of claim 2, wherein: the support frame (3) transversely run through and have a plurality of swivel nuts (32), install bolt (4) in swivel nut (32), the tip extrusion of bolt (4) is leaned on and is leaned on in dull and stereotyped (11).
4. The steel sheet pile envelope of claim 3, wherein: and a gasket (41) is arranged between the end part of the bolt (4) and the flat plate (11).
5. The steel sheet pile envelope of claim 1, wherein: the lower end of the positioning steel bar (2) is a tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121339509.0U CN216108441U (en) | 2021-06-16 | 2021-06-16 | Steel sheet pile envelope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121339509.0U CN216108441U (en) | 2021-06-16 | 2021-06-16 | Steel sheet pile envelope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216108441U true CN216108441U (en) | 2022-03-22 |
Family
ID=80720483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121339509.0U Expired - Fee Related CN216108441U (en) | 2021-06-16 | 2021-06-16 | Steel sheet pile envelope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216108441U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118390551A (en) * | 2024-06-21 | 2024-07-26 | 中交浚浦建筑科技(上海)有限公司 | Steel sheet pile cofferdam structure |
-
2021
- 2021-06-16 CN CN202121339509.0U patent/CN216108441U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118390551A (en) * | 2024-06-21 | 2024-07-26 | 中交浚浦建筑科技(上海)有限公司 | Steel sheet pile cofferdam structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |