CN213897082U

CN213897082U - Deep foundation pit steel sheet pile structure in argillaceous sandstone area

Info

Publication number: CN213897082U
Application number: CN202022781631.5U
Authority: CN
Inventors: 张鹏济; 潘保芝; 郭宇航; 张丽华
Original assignee: Jilin University
Current assignee: Jilin University
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-06
Anticipated expiration: 2030-11-26

Abstract

The utility model provides a argillaceous sandstone area deep basal pit steel sheet pile structure relates to the steel sheet pile field. This argillaceous sandstone area deep basal pit steel sheet pile structure includes the U-shaped steel sheet pile, U-shaped steel sheet pile front side is equipped with the fixed block, fixed block and U-shaped steel sheet pile fixed connection, the fixed block front side is equipped with the connecting plate, the connecting plate front side is equipped with the connecting rod seat, connecting rod seat and connecting plate threaded connection, connecting rod seat front side is equipped with angle adjustment seat, angle adjustment seat rotates with the connecting rod seat to be connected, be equipped with limit structure between connecting rod seat and the angle adjustment seat. This argillaceous sandstone area deep basal pit steel sheet pile structure angle adjustment seat will be injectd after accomplishing the angle adjustment for the connecting rod seat, can install the hookup location of a plurality of outsides, and its use is comparatively convenient, and the ability that adapts to the installation environment is stronger.

Description

Deep foundation pit steel sheet pile structure in argillaceous sandstone area

Technical Field

The utility model relates to a steel sheet pile technical field specifically is a argillaceous sandstone area deep basal pit steel sheet pile structure.

Background

The steel sheet pile cofferdam is widely applied to bridge foundation and hydraulic construction, and is a temporary structure. The cofferdam has the main characteristics of high strength, easy driving into a hard soil layer, capability of being constructed in deep water, capability of being formed into a surrounding cage by adding an inclined support when necessary, good waterproof performance, capability of forming cofferdams with various shapes according to requirements and capability of being repeatedly used, thus the cofferdam has wide application. Steel sheet pile cofferdams are one of the most common forms of cofferdams.

When a general steel sheet pile is used, a supporting portion of the general steel sheet pile needs to be in contact with an external object, or is screwed by using a bolt, or is limited by using a pressing mode, but the position of the general supporting portion is fixed, so that when a supporting point and a connecting position are searched for the supporting portion, the general steel sheet pile has limitations, and the installation mode of the general steel sheet pile is limited.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a argillaceous sandstone area deep basal pit steel sheet pile structure to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a deep foundation pit steel sheet pile structure in a argillaceous sandstone area comprises a U-shaped steel sheet pile, wherein a fixed block is arranged on the front side of the U-shaped steel sheet pile and fixedly connected with the U-shaped steel sheet pile, a connecting plate is arranged on the front side of the fixed block, a connecting rod seat is arranged on the front side of the connecting plate and in threaded connection with the connecting plate, an angle adjusting seat is arranged on the front side of the connecting rod seat and rotatably connected with the connecting rod seat, a limiting structure is arranged between the connecting rod seat and the angle adjusting seat, an extension threaded rod is arranged on the front side of the angle adjusting seat and in threaded connection with the angle adjusting seat, a main connecting seat is arranged on the rear side of the extension threaded rod and fixedly connected with the extension threaded rod;

the limiting structure comprises a square hole, an insertion sleeve is arranged inside the square hole, a limiting ring is fixedly connected to the outer side of the insertion sleeve, a fastening bolt is arranged inside the insertion sleeve, a limiting groove is formed in the angle adjusting seat, a threaded hole is formed in the limiting groove, one end of the fastening bolt extends to the inner portion of the threaded hole and is in threaded connection with the threaded hole through the threaded hole, and the limiting ring extends to the inner portion of the limiting groove.

Preferably, the auxiliary connecting seats are arranged on the outer sides of the main connecting seats, the main connecting seats and the plurality of auxiliary connecting seats are rotatably connected, and connecting holes are formed in the main connecting seats and the auxiliary connecting seats.

Preferably, a clamping end is formed on one side of the U-shaped steel sheet pile, and an inserting end is formed on the other side of the U-shaped steel sheet pile.

Preferably, the connecting plate is fixedly connected with the fixing block, and bolt holes are formed in the periphery of the connecting plate.

Preferably, the square hole is arranged on the connecting rod seat.

Preferably, the insertion sleeve is hollow inside, and the fastening bolt penetrates through the insertion sleeve and extends to the inner side of the connecting rod seat.

Preferably, the auxiliary connecting holder is provided in plurality, and the sizes of the auxiliary connecting holders may be set to be different.

The utility model provides a argillaceous sandstone area deep basal pit steel sheet pile structure, its beneficial effect who possesses as follows:

1. the angle of the connecting rod seat screwed into the connecting plate can be adjusted firstly in the steel sheet pile structure of the deep foundation pit in the argillaceous sandstone area, so that the relative rotation angle between the connecting rod seat and the angle adjusting seat can be changed, the position of the angle adjusting seat relative to the plane of the connecting plate can be changed, before the angle adjusting seat is connected onto the connecting rod seat, the external connection position is determined firstly, then the insertion sleeve is put into the square hole from the inner side of the connecting rod seat, then the fastening bolt penetrates through the insertion sleeve and extends into the threaded hole, then the fastening is carried out, finally, the limiting ring on the insertion sleeve is pushed into the threaded hole, the insertion sleeve is limited by the square hole, the position of the angle adjusting seat is limited after the limiting ring is inserted into the threaded hole, the angle adjusting seat at the moment is limited after the angle adjustment relative to the connecting rod seat is completed, and a plurality of external connection positions can be installed, the use is convenient, and the ability of adapting to the installation environment is strong.

2. The steel sheet pile structure of the deep foundation pit in the argillaceous sandstone area enables the extension threaded rod to be in threaded connection with the angle adjusting seat so as to conveniently adjust the depth of the extension threaded rod screwed into the angle adjusting seat, so that the length between the angle adjusting seat and the extension threaded rod can be adjusted and can be installed according to the actual use requirement, the main connecting seat is fixed at the front side of the extension threaded rod, the connecting hole arranged on the main connecting seat can be used for fixing the main connecting seat by using an external connecting bolt, so that the main connecting seat is quickly and stably installed, and simultaneously, auxiliary connecting seats are designed around the main connecting seat, and the auxiliary connecting seat and the main connecting seat are movably connected, connecting holes are also designed on the auxiliary connecting seat, then at some non-planar junctions, supplementary connecting seat can adapt to the angle of junction to make this practical holistic connection comparatively stable.

3. When this argillaceous sandstone area deep basal pit steel sheet pile structure's U-shaped steel sheet pile assembles, for providing a supporting force effect to the U-shaped steel sheet pile, in order to guarantee that it has the stability after blocking water, set up the fixed block in the front side of U-shaped steel sheet pile, the fixed block is fixed with the connecting plate, and set up the bolt hole around the connecting plate, when carrying out short distance installation, use the bolt to be connected with outside bearing structure can, the mounting means is various.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the connecting plate structure of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a schematic view of the structure of the angle adjusting seat and the insertion sleeve of the present invention.

In the figure: 1. u-shaped steel sheet piles; 2. a clamping end; 3. an insertion end; 4. a fixed block; 5. a connecting plate; 6. bolt holes; 7. a connecting rod seat; 8. an angle adjusting seat; 9. extending the threaded rod; 10. a main connecting seat; 11. connecting holes; 12. an auxiliary connecting seat; 13. a square hole; 14. inserting a cannula; 15. a confinement ring; 16. fastening a bolt; 17. a limiting groove; 18. a threaded bore.

Detailed Description

The embodiment of the utility model provides a deep basal pit steel sheet pile structure in argillaceous sandstone area, as shown in fig. 1-4, including U-shaped steel sheet pile 1, U-shaped steel sheet pile 1 one side shaping has joint end 2, U-shaped steel sheet pile 1 opposite side shaping has insertion end 3, U-shaped steel sheet pile 1 front side is equipped with fixed block 4, fixed block 4 and U-shaped steel sheet pile 1 fixed connection, the front side of fixed block 4 is equipped with connecting plate 5, connecting plate 5 and fixed block 4 fixed connection, connecting plate 5 has bolt hole 6 all around, the front side of connecting plate 5 is equipped with connecting rod seat 7, connecting rod seat 7 and connecting plate 5 threaded connection, the front side of connecting rod seat 7 is equipped with angle adjustment seat 8, angle adjustment seat 8 and connecting rod seat 7 rotate to be connected, be equipped with the restriction structure between connecting rod seat 7 and angle adjustment seat 8, an extension threaded rod 9 is arranged on the front side of the angle adjusting seat 8, the extension threaded rod 9 is in threaded connection with the angle adjusting seat 8, a main connecting seat 10 is arranged on the rear side of the extension threaded rod 9, and the main connecting seat 10 is fixedly connected with the extension threaded rod 9;

the limit structure includes quad slit 13, quad slit 13 is seted up on connecting rod seat 7, quad slit 13 is inside to be equipped with insert sleeve pipe 14, insert sleeve pipe 14 outside fixedly connected with limit ring 15, insert sleeve pipe 14 is inside to set up to hollow, insert the inside fastening bolt 16 that is equipped with of sleeve pipe 14, fastening bolt 16 runs through insert sleeve pipe 14 and extends to connecting rod seat 7 inboardly, limit slot 17 has been seted up on the angle adjustment seat 8, the inside screw hole 18 that is equipped with of

limit slot

17, 16 one end of fastening bolt extend to screw hole 18 inside and with 18 between screw hole 18 through screw hole 18 threaded connection, limit ring 15 extends to inside the limit slot 17.

The outer side of main connecting seat 10 is equipped with auxiliary connecting seat 12, auxiliary connecting seat 12 sets up to a plurality of, auxiliary connecting seat 12's size can set up to different, all set up to rotate between main connecting seat 10 and a plurality of auxiliary connecting seat 12 and be connected, connecting hole 11 has all been seted up on main connecting seat 10 and the auxiliary connecting seat 12.

The implementation mode is specifically as follows: the utility model discloses at the in-process of in-service use, U-shaped steel sheet pile 1 is used for forming the cofferdam to blockking water, connects joint end 2 on a plurality of U-shaped steel sheet piles 1 and insert end 3, makes and establishes a big fender that encloses between a plurality of U-shaped steel sheet piles 1, can be fine shelter from convenient construction to water.

When U-shaped sheet pile 1 assembles, for providing a supporting force effect to U-shaped sheet pile 1 to guarantee that it has the stability after blocking water, set up fixed block 4 in the front side of U-shaped sheet pile 1, fixed block 4 is fixed with connecting plate 5, and set up bolt hole 6 around connecting plate 5, when carrying out the installation of short distance, it can to use the bolt to be connected with outside bearing structure.

In addition, the connecting rod seat 7 and the connecting plate 5 are fixed in position by a threaded connection mode on the connecting plate 5, so that the connecting rod seat 7 is connected with the angle adjusting seat 8, the extension threaded rod 9 is designed at the front side of the angle adjusting seat 8, the extension threaded rod 9 is in threaded connection with the angle adjusting seat 8 so as to adjust the depth of the extension threaded rod 9 screwed into the angle adjusting seat 8, the length between the angle adjusting seat 8 and the extension threaded rod 9 can be adjusted, the installation can be carried out according to actual use requirements, the main connecting seat 10 is fixed at the front side of the extension threaded rod 9, the connecting hole 11 formed in the main connecting seat 10 can be used for fixing the main connecting seat 10 by using an external connecting bolt, and therefore the main connecting seat 10 is installed quickly and stably, meanwhile, the auxiliary connecting seats 12 are designed around the main connecting seat 10, and make mobilizable connection between auxiliary connection seat 12 and the main connecting seat 10, also design connecting hole 11 on auxiliary connection seat 12, then in some non-planar junctions, auxiliary connection seat 12 can adapt to the angle of junction, thereby makes the holistic connection of this practicality comparatively stable.

A limiting structure is arranged between the connecting rod seat 7 and the angle adjusting seat 8, when the external connection position is not right in front of the U-shaped steel sheet pile 1, the angle of the connecting rod seat 7 screwed into the connecting plate 5 can be adjusted firstly, so that the relative rotation angle between the connecting rod seat 7 and the angle adjusting seat 8 can be changed, the position of the angle adjusting seat 8 relative to the plane of the connecting plate 5 can be changed, before the angle adjusting seat 8 is connected on the connecting rod seat 7, the external connection position is determined firstly, then the inserting sleeve 14 is put into the square hole 13 from the inner side of the connecting rod seat 7, then the fastening bolt 16 is penetrated through the inserting sleeve 14 and extends to the inner side of the threaded hole 18, then the fastening is carried out, finally, the limiting ring 15 on the inserting sleeve 14 is pushed into the inner side of the threaded hole 18, the inserting sleeve 14 is limited by the square hole 13, the limiting ring 15 is inserted into the threaded hole 18 to limit the position of the angle adjusting seat 8, the angle adjusting seat 8 at this moment is limited after the angle adjustment relative to the connecting rod seat 7 is completed, a plurality of external connecting positions can be installed, the use is convenient, and the ability of adapting to the installation environment is strong.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a argillaceous sandstone area deep basal pit steel sheet pile structure, includes U-shaped steel sheet pile (1), its characterized in that: a fixed block (4) is arranged on the front side of the U-shaped steel sheet pile (1), the fixed block (4) is fixedly connected with the U-shaped steel sheet pile (1), a connecting plate (5) is arranged on the front side of the fixed block (4), a connecting rod seat (7) is arranged on the front side of the connecting plate (5), the connecting rod seat (7) is in threaded connection with the connecting plate (5), an angle adjusting seat (8) is arranged on the front side of the connecting rod seat (7), the angle adjusting seat (8) is rotationally connected with the connecting rod seat (7), a limiting structure is arranged between the connecting rod seat (7) and the angle adjusting seat (8), an extension threaded rod (9) is arranged on the front side of the angle adjusting seat (8), the extension threaded rod (9) is in threaded connection with the angle adjusting seat (8), a main connecting seat (10) is arranged on the rear side of the extension threaded rod (9), and the main connecting seat (10) is fixedly connected with the extension threaded rod (9);

the limiting structure comprises a square hole (13), an inserting sleeve (14) is arranged inside the square hole (13), a limiting ring (15) is fixedly connected to the outer side of the inserting sleeve (14), a fastening bolt (16) is arranged inside the inserting sleeve (14), a limiting groove (17) is formed in the angle adjusting seat (8), a threaded hole (18) is formed inside the limiting groove (17), one end of the fastening bolt (16) extends to the inside of the threaded hole (18) and is in threaded connection with the threaded hole (18) through the threaded hole (18), and the limiting ring (15) extends to the inside of the limiting groove (17).

2. The steel sheet pile structure for the deep foundation pit in the argillaceous sandstone area according to claim 1, characterized in that: the auxiliary connecting seat (12) is arranged on the outer side of the main connecting seat (10), the main connecting seat (10) and the auxiliary connecting seats (12) are rotatably connected, and connecting holes (11) are formed in the main connecting seat (10) and the auxiliary connecting seats (12).

3. The steel sheet pile structure for the deep foundation pit in the argillaceous sandstone area according to claim 1, characterized in that: u-shaped sheet steel pile (1) one side shaping has joint end (2), U-shaped sheet steel pile (1) opposite side shaping has inserts end (3).

4. The steel sheet pile structure for the deep foundation pit in the argillaceous sandstone area according to claim 1, characterized in that: the connecting plate (5) is fixedly connected with the fixing block (4), and bolt holes (6) are formed in the periphery of the connecting plate (5).

5. The steel sheet pile structure for the deep foundation pit in the argillaceous sandstone area according to claim 1, characterized in that: the square hole (13) is arranged on the connecting rod seat (7).

6. The steel sheet pile structure for the deep foundation pit in the argillaceous sandstone area according to claim 1, characterized in that: the insertion sleeve (14) is hollow, and the fastening bolt (16) penetrates through the insertion sleeve (14) and extends to the inner side of the connecting rod seat (7).

7. The steel sheet pile structure for the deep foundation pit in the argillaceous sandstone area according to claim 2, characterized in that: the auxiliary connecting seats (12) are arranged in a plurality of numbers, and the sizes of the auxiliary connecting seats (12) can be different.