CN218933126U - Double-wing steel pipe pile supporting device - Google Patents
Double-wing steel pipe pile supporting device Download PDFInfo
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- CN218933126U CN218933126U CN202222938621.7U CN202222938621U CN218933126U CN 218933126 U CN218933126 U CN 218933126U CN 202222938621 U CN202222938621 U CN 202222938621U CN 218933126 U CN218933126 U CN 218933126U
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Abstract
The utility model discloses a double-wing steel pipe pile supporting device which comprises a plurality of double-wing steel pipe pile units, wherein each double-wing steel pipe pile unit comprises a steel pipe and two wing plates, the two wing plates are circumferentially and uniformly distributed on two sides of the steel pipe, one end of each wing plate is fixedly connected with the steel pipe, and the other end of each wing plate is provided with a lock catch part capable of being connected with each other. The design has the advantages of simple construction, good water stopping effect, repeated use and good economical efficiency of the steel sheet pile, and also has the advantage of large section rigidity of the steel pipe pile.
Description
Technical Field
The utility model relates to engineering construction supporting equipment, in particular to a double-wing steel pipe pile supporting device.
Background
The support for municipal engineering construction is mainly used in the construction of trench excavation, shallow foundation treatment, cofferdam enclosure and the like, and has the characteristics of high dynamic property, high longitudinal slope, high flexible support and the like.
At present, municipal engineering mainly adopts steel sheet piles with good economical efficiency and good supporting water stopping effect besides rigid supporting supports for large-area deep foundation engineering. For municipal engineering foundation pits with large depth and weak soil shearing force, steel pipe piles are mostly adopted. Compared with steel sheet piles, the steel pipe piles have the characteristics of large section rigidity and large excavation depth in soft soil stratum, but the water stopping effect of the steel pipe pile construction is poor, and the steel pipe piles are matched with each other by waterproof measures during construction.
Disclosure of Invention
In order to solve the problems of the prior art, the characteristics of municipal engineering foundation pit support are comprehensively considered, the double-wing steel pipe pile supporting device is designed, and the double-wing steel pipe pile supporting device has the advantages of simple steel sheet pile construction, good water stopping effect and good repeated use economy, meanwhile, has the advantages of large section rigidity of the steel pipe pile, and has a supporting form with large excavation depth in a soft soil stratum so as to meet the requirements of the foundation pit support of municipal engineering on multiple longitudinal slopes, dynamic change and economy.
The technical scheme adopted for solving the technical problems is as follows: the double-wing steel pipe pile supporting device comprises a plurality of double-wing steel pipe pile units, each double-wing steel pipe pile unit comprises a steel pipe and two wing plates, the two wing plates are circumferentially and uniformly distributed on two sides of the steel pipe, one end of each wing plate is fixedly connected with the steel pipe, and the other end of each wing plate is provided with a lock catch part capable of being connected with each other.
Further, the steel plate pile units comprise steel plates, the two ends of each steel plate are respectively provided with the locking parts, and the steel plate pile units and the double-wing steel pipe pile units can be combined for use in practical application.
Further, each wing plate comprises a wing plate flat plate portion, a wing plate inclined plate portion and a lock catch portion, wherein the wing plate flat plate portions, the wing plate inclined plate portions and the radius of the steel pipe are arranged in a flush mode, the wing plate inclined plate portions and the wing plate flat plate portions are arranged at an included angle of 120-160 degrees, the rigidity of the wing plates can be enhanced through the adoption of the bent flat plate portions and the inclined plate portions, and the soil retaining area of the wing plates is increased. Similarly, each steel plate is formed by splicing steel plate units and the steel plate units rotating 180 degrees, each steel plate unit is identical to the wing plate in shape and comprises a steel plate flat plate part, a steel plate sloping plate part and a lock catch part which are sequentially connected, and the steel plate sloping plate part and the steel plate flat plate part are arranged at an included angle of 120-160 degrees.
Furthermore, the structure of the locking part is mainly 2 types, one type is a semi-arc fixed water-stopping locking buckle, and the locking part is semi-arc, so that the structure is simple, the processing is easy, and the locking part is mainly used for working condition environments with low water-stopping requirements; the opening diameter of the lock catch part and the wing plate inclined plate part or the steel plate inclined plate part form an included angle of 90-135 degrees. The rectangular fixed water-stopping lock catch is characterized in that the lock catch part is in a right-angle bent hook shape, and the lock catch is similar to a Larson steel sheet pile water-stopping lock catch, has good water-stopping performance and is complex to process; the lock catch part comprises a first connecting plate, a second connecting plate and a third connecting plate which are sequentially connected, one end of the first connecting plate is connected with the wing plate inclined plate part or the steel plate inclined plate part, the first connecting plate is parallel to the wing plate flat plate part or the steel plate flat plate part, an included angle of 90 degrees is formed between the first connecting plate and the second connecting plate, an included angle of 90 degrees is formed between the second connecting plate and the third connecting plate, the thickness of the third connecting plate is not greater than the distance between the first connecting plate and the third connecting plate, and when two rectangular fixed water-stop locks are matched, the third connecting plate is inserted into a gap between the first connecting plate and the third connecting plate of the adjacent lock catch part to form tight connection.
The beneficial effects of the utility model are as follows: the design has the advantages of simple structure, convenient use, on-site processing or factory prefabrication, good universality, simple construction, good water stopping effect, repeated use and good economy compared with the existing common Lasen steel sheet piles and steel pipe piles, and also has the advantage of large section rigidity of the steel pipe piles, and can excavate a large supporting form in a soft soil stratum to meet the requirements of large municipal engineering longitudinal slopes and large dynamic change. Because the double-wing steel pipe pile can utilize the existing Larson steel sheet pile and the processing technology of the steel pipe pile, the existing construction pile forming equipment can also be utilized in engineering practice, the cost investment for constructing novel equipment is reduced, the steel consumption is reduced in municipal engineering foundation pit support, and the foundation pit safety is improved.
Drawings
FIG. 1 is an assembled schematic view of the whole structure of embodiment 1 of the present utility model;
fig. 2 is a perspective view of a double wing type steel pipe pile unit structure according to embodiment 1 of the present utility model;
FIG. 3 is an assembled schematic view of the whole structure of embodiment 2 of the present utility model;
FIG. 4 is an assembled schematic view of the whole structure of embodiment 3 of the present utility model;
fig. 5a and 5b are top views showing the structure of a double wing type steel pipe pile unit and a steel sheet pile unit according to embodiment 4 of the present utility model, respectively.
Detailed Description
The utility model is further described below with reference to the accompanying drawings. It should be noted that these embodiments are merely representative embodiments of the present utility model, and the specific methods, devices, conditions, materials, etc. illustrated therein are not intended to limit the present utility model or the corresponding embodiments.
Example 1
The utility model provides a double wing shaped steel tubular pile strutting arrangement, is shown as fig. 1, includes a plurality of double wing shaped steel tubular pile units 1 and a plurality of steel sheet pile units 2, every double wing shaped steel tubular pile unit 1 including steel pipe 11 and two pterygoid lamina 12, two pterygoid lamina 12 be circumference equipartition in the both sides of steel pipe 11, the one end of pterygoid lamina 12 with steel pipe 11 fixed connection, the other end are equipped with interconnect's hasp portion 123, every steel sheet pile unit is including the steel sheet, the both ends of steel sheet are same be equipped with respectively hasp portion 123, double wing shaped steel tubular pile unit 1 and steel sheet pile unit splice each other through the same hasp and form the reinforcement type of combination use and strut the form.
As shown in fig. 2, each wing plate 12 includes a wing plate flat plate portion 121, a wing plate inclined plate portion 122 and a locking portion 123, which are sequentially connected, wherein the wing plate flat plate portion 121 is arranged in a flush manner with the radius of the steel pipe 11, and an angle a between the wing plate inclined plate portion 122 and the wing plate flat plate portion 121 is 120 ° to 160 °, preferably 135 °; the use of the flat plate portion and the inclined plate portion which are provided in a zigzag manner can enhance the rigidity of the wing plate 12 and increase the area of the soil retaining thereof. Similarly, each steel plate may be formed by splicing steel plate units and the steel plate units rotated 180 ° and each steel plate unit has the same shape as the wing plate 12, and includes a steel plate flat plate portion, a steel plate sloping plate portion and a locking portion 123 which are sequentially connected, where the steel plate sloping plate portion and the steel plate flat plate portion are disposed at an included angle of 120 ° to 160 °, and preferably 135 °. The locking part 123 adopts a semi-arc fixed water-stopping lock catch, and the locking part 123 is semi-arc, so that the type of the water-stopping lock catch has a simple structure, is easy to process and is mainly used for working condition environments with low water-stopping requirements; in this embodiment, the angle B between the opening diameter of the lock portion 123 and the wing swash plate portion 122 (or the steel plate swash plate portion) is 90 ° to 135 °, preferably 100 °.
The design uses the steel pipe as a main supporting stress component, the wing plate 12 is used as a stress auxiliary component and has the functions of retaining soil and stopping water, and the locking part 123 is used for being meshed and fixed with other double-wing steel pipe piles and has the functions of stopping water, connecting and reinforcing. In order to improve the universality of the double-wing steel pipe pile supporting device, the pile type processing device can be used for on-site processing or factory prefabrication, meanwhile, the water stop fixing lock catch form can be directly and flexibly manufactured according to the Larson steel plate pile lock catch form, and finally, the double-wing steel pipe pile and the steel plate pile can be flexibly combined in practice. The existing hammering method, vibration method, water jet method and other technologies and pile forming equipment can be adopted for the pile forming technology. The double-wing steel pipe pile head is also processed into a cone core, a water injection channel is reserved, and the use scene of an engineering site is increased.
Compared with the Larson steel sheet piles and the steel pipe piles which are commonly used at present, the design has the advantages of simple construction, good water stopping effect and good repeated use economy, also has the advantage of large section rigidity of the steel pipe piles, and can excavate a supporting form with large depth in a soft soil stratum so as to meet the requirements of more longitudinal slopes and large dynamic changes of municipal engineering. Because the double-wing steel pipe pile can utilize the existing Larson steel sheet pile and the processing technology of the steel pipe pile, the existing construction pile forming equipment can also be utilized in engineering practice, the cost investment for constructing novel equipment is reduced, the steel consumption is reduced in municipal engineering foundation pit support, and the foundation pit safety is improved.
Example 2
The double-wing type steel pipe pile supporting device, as shown in fig. 3, comprises a plurality of double-wing type steel pipe pile units, the structure of the double-wing type steel pipe pile unit 1 in the embodiment is the same as that of the embodiment 1, and the double-wing type steel pipe pile unit 1 is only used in an independent connection mode, so that a multi-rib type supporting mode is formed.
Example 3
The double-wing steel pipe pile supporting device, as shown in fig. 4, comprises a plurality of double-wing steel pipe pile units 1 and a plurality of steel sheet pile units 2, and the double-wing steel pipe pile units 1 and the steel sheet pile units 2 of the embodiment are identical in structure to those of the embodiment 1, and the embodiment combines the embodiments 1 and 2 so as to cope with the use scene of the supporting form when the unilateral load is large or the foundation pit is complex.
Example 4
The double-wing steel pipe pile supporting device comprises a plurality of double-wing steel pipe pile units 1 and a plurality of steel sheet pile units 2, and the double-wing steel pipe pile units 1 and the steel sheet pile units 2 of the embodiment are similar to those of the embodiment 1 in structure, and the difference is that the locking parts 123 of the embodiment adopt rectangular fixed water-stopping locks, the locking parts 123 are in right-angle bent hooks, and the double-wing steel pipe pile supporting device is similar to Lassen steel sheet pile water-stopping locks in type, has good water-stopping performance, and is complex to process; as shown in fig. 5a and 5b, the locking part 123 includes a first connection plate 1231, a second connection plate 1232, and a third connection plate 1233 that are sequentially connected, one end of the first connection plate 1231 is connected to the wing plate sloping plate 122 or the steel plate sloping plate, the first connection plate 1231 and the wing plate flat plate 121 or the steel plate flat plate are arranged in parallel, an included angle of 90 ° is formed between the first connection plate 1231 and the second connection plate 1232, an included angle of 90 ° is formed between the second connection plate 1232 and the third connection plate 1233, and the thickness of the third connection plate 1233 is not greater than the distance between the first connection plate 1231 and the third connection plate 1232, and when two rectangular fixing water-stop locks are matched, the third connection plate 1233 is inserted into a gap between the first connection plate 1231 and the third connection plate 1233 of the adjacent locking parts to form a tight connection.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, i.e., the utility model is not limited to the specific embodiments described herein, but is capable of modification in and variation in detail in accordance with the appended claims and their equivalents.
Claims (9)
1. Double wing shaped steel tubular pile strutting arrangement, its characterized in that includes a plurality of double wing shaped steel tubular pile units (1), every double wing shaped steel tubular pile unit (1) is including steel pipe (11) and two pterygoid lamina (12), two pterygoid lamina (12) be circumference equipartition in the both sides of steel pipe (11), the one end of pterygoid lamina (12) with steel pipe (11) fixed connection, but the other end is equipped with interconnect's hasp portion (123).
2. The double-wing steel pipe pile supporting device according to claim 1, wherein each wing plate (12) comprises a wing plate flat plate portion (121), a wing plate inclined plate portion (122) and a locking portion (123) which are sequentially connected, the wing plate flat plate portion (121) and the radius of the steel pipe (11) are arranged in a flush manner, and the wing plate inclined plate portion (122) and the wing plate flat plate portion (121) are arranged at an included angle of 120-160 degrees.
3. The double-wing steel pipe pile supporting device according to claim 1, further comprising a plurality of steel sheet pile units (2), wherein each steel sheet pile unit (2) comprises a steel plate, and both ends of the steel plate are respectively provided with the locking parts (123).
4. A double-wing steel pipe pile supporting device according to claim 3, wherein each steel plate is formed by splicing a steel plate unit and the steel plate unit rotating 180 degrees, the steel plate unit comprises a steel plate flat plate part, a steel plate inclined plate part and a locking part (123) which are sequentially connected, and the steel plate inclined plate part and the steel plate flat plate part are arranged at an included angle of 120-160 degrees.
5. The double wing steel pipe pile supporting device according to any one of claims 1 to 4, characterized in that the locking part (123) is in a semi-arc shape or a right angle bent hook shape.
6. The double-wing steel pipe pile supporting device according to claim 2, wherein the locking part (123) is semi-arc-shaped, and the opening diameter of the locking part (123) and the wing plate sloping plate part (122) are arranged at an included angle of 90-135 degrees.
7. The double-wing steel pipe pile supporting device according to claim 4, wherein the locking part (123) is semi-arc-shaped, and the opening diameter of the locking part (123) and the steel plate sloping plate part are arranged at an included angle of 90-135 degrees.
8. The double-wing steel pipe pile supporting device according to claim 2, wherein the locking part (123) comprises a first connecting plate (1231), a second connecting plate (1232) and a third connecting plate (1233) which are sequentially connected, one end of the first connecting plate (1231) is connected with the wing plate inclined plate part (122), the first connecting plate (1231) and the wing plate flat plate part (121) are arranged in parallel, an included angle of 90 degrees is formed between the first connecting plate (1231) and the second connecting plate (1232), an included angle of 90 degrees is formed between the second connecting plate (1232) and the third connecting plate (1233), and the thickness of the third connecting plate (1233) is not greater than the distance between the first connecting plate (1231) and the third connecting plate (1233).
9. The double-wing steel pipe pile supporting device according to claim 4, wherein the locking part (123) comprises a first connecting plate (1231), a second connecting plate (1232) and a third connecting plate (1233) which are sequentially connected, one end of the first connecting plate (1231) is connected with the steel plate inclined plate part, the first connecting plate (1231) and the steel plate flat plate part are arranged in parallel, an included angle of 90 degrees is formed between the first connecting plate (1231) and the second connecting plate (1232), an included angle of 90 degrees is formed between the second connecting plate (1232) and the third connecting plate (1233), and the thickness of the third connecting plate (1233) is not greater than the distance between the first connecting plate (1231) and the third connecting plate (1233).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222938621.7U CN218933126U (en) | 2022-11-04 | 2022-11-04 | Double-wing steel pipe pile supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222938621.7U CN218933126U (en) | 2022-11-04 | 2022-11-04 | Double-wing steel pipe pile supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218933126U true CN218933126U (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222938621.7U Active CN218933126U (en) | 2022-11-04 | 2022-11-04 | Double-wing steel pipe pile supporting device |
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| Country | Link |
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| CN (1) | CN218933126U (en) |
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- 2022-11-04 CN CN202222938621.7U patent/CN218933126U/en active Active
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