CN210621716U - Steel sheet pile foundation pit supporting structure - Google Patents
Steel sheet pile foundation pit supporting structure Download PDFInfo
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- CN210621716U CN210621716U CN201921529957.XU CN201921529957U CN210621716U CN 210621716 U CN210621716 U CN 210621716U CN 201921529957 U CN201921529957 U CN 201921529957U CN 210621716 U CN210621716 U CN 210621716U
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Abstract
The utility model relates to a steel sheet pile underground structure has solved current U shaped steel stake can have the clearance when the installation and take place the problem of seepage easily. It includes a plurality of U shaped steel sheet piles, and every U shaped steel sheet pile includes a diaphragm, and the edge of diaphragm both sides is connected with a curb plate respectively, and the edge that diaphragm one side was kept away from to the curb plate is connected with the connecting plate, and one side that the curb plate was kept away from to the connecting plate is connected with the U type and detains, and a side that the U type was detained is connected with the connecting plate is perpendicular, and the inner wall that the U type was detained is provided with the waterproof layer. The utility model discloses a bonding waterproof layer on the inner wall that the U type was detained makes the connection between the U type is detained inseparabler, has reduced the gap between the U type is detained, has good prevention of seepage performance, can avoid taking place the seepage in the work progress.
Description
Technical Field
The utility model belongs to the technical field of the excavation supporting technology and specifically relates to a steel sheet pile excavation supporting construction is related to.
Background
The steel sheet pile is a hot-rolled or cold-bent section steel with a lock catch or a jaw, and is driven into the steel sheet pile by the lock catch or the jaw to be mutually connected and occluded to form a continuous steel sheet pile enclosure wall for retaining soil and water.
At present, the more U-shaped steel sheet piles that are used have abundant specifications and models, and have the following advantages: (1) the structural form is symmetrical, which is beneficial to repeated use; (2) the length can be customized according to the requirement, great convenience is brought to construction, and the cost is low; (3) the production is convenient, and the production design and the production period are short. Therefore, the U-shaped steel sheet pile is popular in the building industry. The U-shaped steel sheet piles are generally composed of transverse plates, side plates connected to two sides of the transverse plates and lock catches connected to the side plates, and when the U-shaped steel sheet piles are used, the lock catches of two adjacent U-shaped steel sheet piles are buckled, so that the U-shaped steel sheet piles are connected.
However, when the existing U-shaped steel sheet pile is installed, a certain gap exists between adjacent lock catches, and leakage may occur in the construction process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a steel sheet pile underground structure, its advantage lies in: the anti-seepage material has good anti-seepage performance and avoids leakage in the construction process.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a steel sheet pile foundation ditch supporting construction, includes two at least U shaped steel sheet piles, every U shaped steel sheet pile includes a diaphragm, the edge of diaphragm both sides is connected with a curb plate respectively, the curb plate is kept away from the edge of diaphragm one side is connected with the connecting plate, the connecting plate is kept away from one side of curb plate is connected with the U type and detains, a side that the U type was detained with the connecting plate is connected perpendicularly, the inner wall that the U type was detained is provided with the waterproof layer.
Through adopting above-mentioned technical scheme, when the installation in proper order with the U type of two adjacent U shaped steel sheet piles detain looks lock joint, make a plurality of U shaped steel sheet piles connect and form the cofferdam, the U type is detained and is made firm connection between the U shaped steel sheet pile, prevents that U shaped steel sheet pile atress is not hard up, and the waterproof layer can make the connection between the U type is detained inseparabler, has reduced the gap between the U type is detained, has improved the seepage prevention performance, avoids taking place the seepage in the work progress.
The utility model discloses further set up to: one side of the U-shaped buckle far away from the connecting plate is provided with a fixing plate, the waterproof layer is provided with a fixing groove matched with the fixing plate, and the fixing plate is embedded in the fixing groove.
Through adopting above-mentioned technical scheme, the compactness of connecting between the U type is detained in the setting of fixed slot and fixed plate has further been improved, has improved the prevention of seepage performance, has also improved the fastness of connecting between the U type is detained simultaneously, prevents that the connection of U type steel sheet pile from taking place not hard up.
The utility model discloses further set up to: and the inner wall of the fixing groove is provided with an inner lining plate.
Through adopting above-mentioned technical scheme, the setting of welt can protect the waterproof layer, and the edge of fixed plate is scraped the waterproof layer brokenly and is leaded to the seepage prevention performance of waterproof layer to receive the influence when preventing the installation of U shaped steel sheet pile, avoids taking place the seepage.
The utility model discloses further set up to: and the edge of the fixing plate is subjected to fillet treatment.
Through adopting above-mentioned technical scheme, the fillet is made in the edge of fixed plate and the processing can play the guide effect when the fixed slot is installed to the fixed plate, avoids the edge of fixed plate and neck bush board to collide mutually and causes the hindrance to the lock that the U type was buckled.
The utility model discloses further set up to: the waterproof layer is made of EVA foam cotton.
By adopting the technical scheme, the EVA foam cotton has good water repellency and is not easy to absorb water, and can block water and avoid leakage.
The utility model discloses further set up to: every all be provided with the stiffener on the U shaped steel sheet pile, the both ends of stiffener are connected in two the curb plate.
Through adopting above-mentioned technical scheme, the stiffener can support U shaped steel sheet pile, avoids the curb plate atress to take place to buckle, has improved U shaped steel sheet pile's structural strength.
The utility model discloses further set up to: the transverse plate is provided with reinforcing columns, and two ends of each reinforcing column extend to two ends of the transverse plate along the vertical direction.
Through adopting above-mentioned technical scheme, the setting of reinforcement post has improved the structural strength of diaphragm, makes the power that the diaphragm received disperse to both sides, avoids diaphragm atress to warp.
To sum up, the utility model discloses a beneficial technological effect does:
1. the waterproof layer is arranged, so that the U-shaped buckles are connected more tightly, gaps among the U-shaped buckles are reduced, the anti-seepage performance is improved, and leakage in the construction process is avoided;
2. the arrangement of the fixing groove and the fixing plate further improves the connection tightness between the U-shaped buckles, improves the anti-seepage performance, also improves the connection firmness between the U-shaped buckles, and prevents the connection of the U-shaped steel sheet piles from loosening;
3. the waterproof layer can be protected by the arrangement of the inner lining plate, and the waterproof layer is prevented from being scraped to be broken at the edge of the fixing plate when the U-shaped steel sheet pile is installed, so that leakage is prevented;
4. the reinforcing rod can support the U-shaped steel sheet pile, the side plate stress is prevented from being bent, the reinforcing column can enable the force received by the transverse plate to be dispersed towards two sides, the transverse plate stress deformation is avoided, and the overall structure strength of the U-shaped steel sheet pile is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.
In the figure, 1, U-shaped steel sheet piles; 11. a transverse plate; 12. a side plate; 13. a reinforcing bar; 14. a reinforcement column; 2. a connecting plate; 3. a U-shaped buckle; 31. a fixing plate; 4. a waterproof layer; 41. fixing grooves; 42. and a lining plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a steel sheet pile foundation pit supporting construction, including a plurality of U shaped steel sheet piles 1, every U shaped steel sheet pile 1 comprises a diaphragm 11 and two blocks of curb plates 12, and the edge of both sides board 12 welds respectively in the edge of diaphragm 11 both sides, and the contained angle between diaphragm 11 and the curb plate 12 is the obtuse angle, and the contained angle between diaphragm 11 and the curb plate 12 is 130 in this embodiment.
The edge that both sides board 12 kept away from diaphragm 11 one side has welded a connecting plate 2 respectively, and connecting plate 2 is mutually perpendicular with diaphragm 11, and the edge that every connecting plate 2 kept away from curb plate 12 one side all is connected with a U type and detains 3, and U type detains 3 one side and welds in the edge of curb plate 12 perpendicularly to the opening direction that 3 was detained to the U type is mutually perpendicular with connecting plate 2. The inner wall of each U-shaped buckle 3 is bonded with a waterproof layer 4 made of EVA foam cotton.
When the installation in proper order with the U type of two adjacent U shaped steel sheet piles 1 detain 3 looks lock joints, make a plurality of U shaped steel sheet piles 1 be connected and form the cofferdam, the U type is detained 3 and can be made firmly connection between U shaped steel sheet pile 1, prevents that U shaped steel sheet pile 1 atress is not hard up. Waterproof layer 4 can make the U type detain the connection between 3 inseparabler, has reduced the gap between the U type detains 3, and waterproof layer 4's EVA foam cotton has good hydrophobicity, is difficult for absorbing water, can block water, avoids taking place the seepage in the work progress.
The edge of U type knot 3 keep away from connecting plate 2 one side has a fixed plate 31 of vertical welding, has seted up on waterproof layer 4 with fixed plate 31 matched with fixed slot 41, fixed slot 41's cross-section be T type and fixed slot 41 runs through in waterproof layer 4 upper and lower both ends. Through embedding the fixing plate 31 in the fixing groove 41 in a sliding manner, the U-shaped buckles 3 are firmly connected, the connection between the U-shaped steel sheet piles 1 is prevented from loosening, the tightness of the connection between the U-shaped buckles 3 is further improved, and the anti-seepage performance is improved.
The inner wall facing of fixed slot 41 is equipped with interior welt 42, and interior welt 42 is fixed through the bolt with U type knot 3, and interior welt 42 is used for protecting waterproof layer 4, and the edge of fixed plate 31 scrapes waterproof layer 4 brokenly and leads to waterproof layer 4's prevention of seepage performance to receive the influence when preventing the installation of U type steel sheet pile 1, avoids taking place the seepage.
The edge at both ends all carries out the fillet processing about every fixed plate 31, can play the guide effect when fixed plate 31 is installed in fixed slot 41, avoids the edge of fixed plate 31 and interior welt 42 to collide mutually and cause the hindrance to the lock of U type knot 3.
The middle part of every diaphragm 11 all is provided with reinforcing post 14 along vertical direction an organic whole, and the both ends of reinforcing post 14 extend to the both ends of diaphragm 11 respectively, and reinforcing post 14 has improved diaphragm 11's structural strength, makes the power that diaphragm 11 received disperse to both sides, avoids diaphragm 11 atress to warp.
Equal horizontally connected has many stiffeners 13 between the both sides board 12 of every U shaped steel sheet pile 1, and every U shaped steel sheet pile 1 evenly is provided with three stiffeners 13 from top to bottom in this embodiment, and the both ends of every stiffener 13 weld respectively in both sides board 12, and stiffener 13 is used for supporting U shaped steel sheet pile 1, avoids curb plate 12 atress to take place to buckle, has improved U shaped steel sheet pile 1's structural strength.
The implementation principle of the embodiment is as follows: waterproof layer 4 made of EVA foam cotton material is bonded on the inner wall of U-shaped buckle 3, so that the U-shaped buckle 3 is more closely connected, gaps between the U-shaped buckle 3 are reduced, the EVA foam cotton has good water repellency and is not easy to absorb water, water can be blocked, and leakage is avoided during construction. Through setting up fixed slot 41 and fixed plate 31, further improved the inseparability of connecting between the U type is detained 3, improved the prevention of seepage performance. Support U shaped steel sheet pile 1 through setting up stiffener 13, avoid curb plate 12 atress to take place to buckle, make the power that diaphragm 11 received disperse to both sides through setting up reinforced column 14, avoid diaphragm 11 atress to warp, improved U shaped steel sheet pile 1's overall structure intensity.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a steel sheet pile foundation ditch supporting construction, includes two at least U shaped steel sheet piles (1), every U shaped steel sheet pile (1) includes a diaphragm (11), the edge of diaphragm (11) both sides is connected with curb plate (12), its characterized in that respectively: keep away from curb plate (12) the edge of diaphragm (11) one side is connected with connecting plate (2), keeping away from connecting plate (2) one side of curb plate (12) is connected with the U type and detains (3), a side of U type knot (3) with connecting plate (2) are connected perpendicularly, the inner wall that the U type was detained (3) is provided with waterproof layer (4).
2. The steel sheet pile foundation pit supporting structure of claim 1, wherein: one side of the U-shaped buckle (3) far away from the connecting plate (2) is provided with a fixing plate (31), a fixing groove (41) matched with the fixing plate (31) is formed in the waterproof layer (4), and the fixing plate (31) is embedded in the fixing groove (41).
3. The steel sheet pile foundation pit supporting structure of claim 2, wherein: and the inner wall of the fixing groove (41) is provided with an inner lining plate (42).
4. The steel sheet pile foundation pit supporting structure of claim 2, wherein: the edge of the fixing plate (31) is rounded.
5. The steel sheet pile foundation pit supporting structure of claim 1, wherein: the waterproof layer (4) is made of EVA foam cotton.
6. The steel sheet pile foundation pit supporting structure of claim 1, wherein: each U-shaped steel sheet pile (1) is provided with a reinforcing rod (13), and two ends of each reinforcing rod (13) are connected to the two side plates (12).
7. The steel sheet pile foundation pit supporting structure of claim 1, wherein: the transverse plate (11) is provided with reinforcing columns (14), and two ends of each reinforcing column (14) extend to two ends of the transverse plate (11) along the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921529957.XU CN210621716U (en) | 2019-09-09 | 2019-09-09 | Steel sheet pile foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921529957.XU CN210621716U (en) | 2019-09-09 | 2019-09-09 | Steel sheet pile foundation pit supporting structure |
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| Publication Number | Publication Date |
|---|---|
| CN210621716U true CN210621716U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921529957.XU Active CN210621716U (en) | 2019-09-09 | 2019-09-09 | Steel sheet pile foundation pit supporting structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN113981989A (en) * | 2021-11-27 | 2022-01-28 | 湖北武桥岩土工程有限公司 | Bridge main pier bearing platform foundation pit supporting structure and construction method thereof |
-
2019
- 2019-09-09 CN CN201921529957.XU patent/CN210621716U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN113981989A (en) * | 2021-11-27 | 2022-01-28 | 湖北武桥岩土工程有限公司 | Bridge main pier bearing platform foundation pit supporting structure and construction method thereof |
| CN113981989B (en) * | 2021-11-27 | 2023-01-20 | 湖北武桥岩土工程有限公司 | Bridge main pier bearing platform foundation pit supporting structure and construction method thereof |
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