CN219157709U - Soft soil area foundation ditch prestressing force combination type steel inner support - Google Patents
Soft soil area foundation ditch prestressing force combination type steel inner support Download PDFInfo
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- CN219157709U CN219157709U CN202320333332.6U CN202320333332U CN219157709U CN 219157709 U CN219157709 U CN 219157709U CN 202320333332 U CN202320333332 U CN 202320333332U CN 219157709 U CN219157709 U CN 219157709U
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- support
- foundation pit
- sleeve
- soil area
- soft soil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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Abstract
The utility model discloses a foundation pit prestress combined type steel inner support in a soft soil area, which comprises a foundation pit steel plate, wherein a threaded rod is arranged on the inner side surface of the foundation pit steel plate, one side of the threaded rod is connected with a first sleeve through forward threads, the other side of the threaded rod is connected with a second sleeve through reverse threads, the outer ends of the first sleeve and the second sleeve are fixedly provided with support plates, the support plates are extruded on the outer surface of the foundation pit steel plate, support rings are sleeved outside the second sleeve and the first sleeve, the lower surface of each support ring is fixedly provided with a screw rod, the outer surface of each screw rod is inserted on the inner side surface of a support cylinder, the outer surface of each screw rod is connected with a nut through threads, the lower surface of each support cylinder is fixedly provided with a bevel support plate, the upper end of each support rod is connected with two side sleeves through the threaded rod, the upper end of each support cylinder is extruded on the inner side of the foundation pit steel plate in an adjustable telescopic manner, the bottoms of each support cylinder are supported on the inner sides of the bottom of the foundation pit steel plate through an adjustable support cylinder, the support rings are twisted, and the support rings are assembled and disassembled.
Description
Technical Field
The utility model relates to the field of foundation pit steel inner supports, in particular to a foundation pit prestress combined type steel inner support in a soft soil area.
Background
In the related technology of foundation pit construction, deformation of the underground continuous wall generates lateral force on a supporting structure in a deep foundation pit, so that the supporting structure is deformed, the strength of the whole structure is greatly reduced, and the supporting structure is required to be extruded from the inner end to the outer end;
in the existing foundation pit prestress combined type steel inner support piece, the anchor rods are generally connected together and fixed through fixed anchor rods, all the anchor rods are transversely suspended and fixedly supported, the support stability is poor, the anchor rods need to be removed after construction, and the anchor rods are not convenient to assemble and disassemble.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model aims to provide the foundation pit prestress combined type steel inner support in a soft soil area, wherein the upper end of the foundation pit prestress combined type steel inner support is connected with sleeves at two sides through a threaded rod, the foundation pit steel plate is adjustably extruded in a telescopic manner, the bottom of the foundation pit prestress combined type steel inner support is supported on the ground through an adjustable supporting cylinder and the foundation pit steel plate bottom, the supporting force is improved, and the foundation pit prestress combined type steel inner support is twisted to be assembled and disassembled conveniently.
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides a soft soil area foundation ditch prestressing force combination shaped steel inner support, includes the foundation ditch steel sheet, the inboard surface of foundation ditch steel sheet is provided with the threaded rod, one side of threaded rod has first sleeve through forward threaded connection, and the opposite side has the second sleeve through reverse threaded connection, first sleeve and the telescopic outer end of second are fixed with the supporting disk, the supporting disk extrusion is at the surface of foundation ditch steel sheet, the supporting ring has been cup jointed outward to second sleeve and first sleeve, the lower surface of supporting ring is fixed with the screw rod, the surface of screw rod is pegged graft at the inboard surface of supporting cylinder, the surface of screw rod has the nut through threaded connection, the lower surface of supporting cylinder is fixed with the dog-ear backup pad, and the upper end is inboard through adjustable flexible extrusion at the foundation ditch steel sheet to the bottom is inboard at ground and foundation ditch steel sheet bottom through adjustable supporting cylinder, improves holding power, twists and installs and removes the convenience.
Further, the side surface of the bevel support plate is supported on the inner side surface of the lower end of the foundation pit steel plate, so that the supporting force is improved due to the fact that the bevel support plate is convenient to attach and support.
Further, the inner side surfaces of the bevel support plate and the support cylinder are fixedly provided with support rib plates, so that the support strength of the joint is improved.
Further, the outer surface of threaded rod is provided with the hexagonal arch, and the spanner card of being convenient for twists the threaded rod rotation outside the hexagonal arch, is convenient for install and remove the rotation.
Further, the hexagonal protrusions are distributed on the outer surfaces of the two sides of the middle end of the threaded rod.
Further, the length of the bevel support plate is not less than twenty cm, and the width is not less than fifteen cm.
Further, the outer end surface of the supporting disc is covered with a rubber layer.
Compared with the prior art, the utility model has the advantages that:
(1) The upper end is connected with the sleeves on two sides through the threaded rod, the adjustable telescopic extrusion is arranged on the inner side of the steel plate of the foundation pit, the bottom is supported on the ground and the inner side of the bottom of the steel plate of the foundation pit through the adjustable supporting cylinder, the supporting force is improved, and the telescopic extrusion device is convenient to assemble and disassemble by twisting.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a top view of the support cylinder and corner support plate of the present utility model;
fig. 3 is a side view of the threaded rod of the present utility model.
The reference numerals in the figures illustrate:
1 foundation pit steel plate, 2 threaded rods, 3 forward threads, 30 first sleeves, 4 reverse threads, 40 second sleeves, 5 supporting discs, 6 supporting rings, 7 threaded rods, 8 supporting cylinders, 9 dog-ear supporting plates, 10 nuts and 20 hexagonal bulges.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-3, a foundation pit prestress combined type steel inner support in a soft soil area comprises a foundation pit steel plate 1, wherein a threaded rod 2 is arranged on the inner side surface of the foundation pit steel plate 1, one side of the threaded rod 2 is connected with a first sleeve 30 through a forward thread 3, the other side of the threaded rod 2 is connected with a second sleeve 40 through a reverse thread 4 (the threaded rod 2 rotates forward and can drive the sleeves on two sides to expand outwards at the same time and rotate reversely and can drive the sleeves on two sides to shrink at the same time), support plates 5 are fixed at the outer ends of the first sleeve 30 and the second sleeve 40, the support plates 5 are extruded on the outer surface of the foundation pit steel plate 1, a support ring 6 is sleeved outside the second sleeve 40 and the first sleeve 30, a screw rod 7 is fixed on the lower surface of the support ring 6, the outer surface of the screw rod 7 is inserted on the inner side surface of a support cylinder 8, a nut 10 is connected on the outer surface of the screw rod 7 through threads, and a bevel support plate 9 is fixed on the lower surface of the support cylinder 8;
the outer end surface of the supporting disc 5 is covered with a rubber layer, hexagonal bulges 20 are arranged on the outer surface of the threaded rod 2, and the hexagonal bulges 20 are distributed on the outer surfaces of two sides of the middle end of the threaded rod 2;
when the device is used, the two sleeves 30 are twisted, so that the outer end supporting plates 5 are attached and extruded to the inner side surface of the foundation pit steel plate 1, at the moment, the outer surfaces of the hexagonal bulges 20 are clamped by the wrench to twist the threaded rods 2, the sleeves on two sides can be simultaneously driven to expand and rise outwards, the sleeves can be tightly extruded and supported to the inner side surface of the foundation pit steel plate 1, at the moment, the supporting rings 6 are outwards slid, the corner supporting plates 9 of the lower end supporting cylinders 8 are attached to the ground and the inner side surface of the foundation pit steel plate 1, the supporting cylinders 8 can be downwards extruded by the rotating nuts 10, the locking support and the vertical fixing positioning can be realized, and the supporting strength is improved;
the support cylinder 8 can be loosened by the twisting nut 10, and the sleeves at the two sides of the threaded rod 2 can be loosened by twisting for installation and twisting for disassembly, so that the disassembly after construction is convenient, and the use is convenient;
the side of the dog-ear support plate 9 is supported on the inner side surface of the lower end of the foundation pit steel plate 1, the inner side surfaces of the dog-ear support plate 9 and the support cylinder 8 are fixedly provided with support rib plates 90, the length of the dog-ear support plate 9 is not less than twenty cm, the width is not less than fifteen cm, the support area is large, and the support rib plates are suitable for soft soil areas and are not easy to sink.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (7)
1. The utility model provides a support in weak soil area foundation ditch prestressing force combination shaped steel, includes foundation ditch steel sheet (1), its characterized in that: the utility model discloses a foundation ditch steel sheet (1), including foundation ditch steel sheet (1), the inboard surface of foundation ditch steel sheet (1) is provided with threaded rod (2), one side of threaded rod (2) is connected with first sleeve (30) through forward screw thread (3), and the opposite side is connected with second sleeve (40) through reverse screw thread (4), the outer end of first sleeve (30) and second sleeve (40) is fixed with supporting disk (5), supporting disk (5) extrusion is at the surface of foundation ditch steel sheet (1), supporting ring (6) have been cup jointed outward to second sleeve (40) and first sleeve (30), the lower surface of supporting ring (6) is fixed with screw rod (7), the surface of screw rod (7) is pegged graft at the inboard surface of supporting cylinder (8), the surface of screw rod (7) is through threaded connection has nut (10), the lower surface of supporting cylinder (8) is fixed with dog-ear backup pad (9).
2. The foundation pit prestress combined type steel inner support for a soft soil area according to claim 1, wherein: the side surface of the bevel support plate (9) is supported on the inner side surface of the lower end of the foundation pit steel plate (1).
3. The foundation pit prestress combined type steel inner support for a soft soil area according to claim 1, wherein: the inner side surfaces of the bevel support plate (9) and the support cylinder (8) are fixedly provided with support rib plates (90).
4. The foundation pit prestress combined type steel inner support for a soft soil area according to claim 1, wherein: the outer surface of the threaded rod (2) is provided with a hexagonal protrusion (20).
5. The foundation pit prestress combined type steel inner support for a soft soil area as claimed in claim 4, wherein: the hexagonal protrusions (20) are distributed on the outer surfaces of the two sides of the middle end of the threaded rod (2).
6. The foundation pit prestress combined type steel inner support for a soft soil area according to claim 1, wherein: the length of the bevel support plate (9) is not less than twenty cm, and the width is not less than fifteen cm.
7. The foundation pit prestress combined type steel inner support for a soft soil area according to claim 1, wherein: the outer end surface of the supporting disc (5) is covered with a rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333332.6U CN219157709U (en) | 2023-02-28 | 2023-02-28 | Soft soil area foundation ditch prestressing force combination type steel inner support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320333332.6U CN219157709U (en) | 2023-02-28 | 2023-02-28 | Soft soil area foundation ditch prestressing force combination type steel inner support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219157709U true CN219157709U (en) | 2023-06-09 |
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ID=86636643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320333332.6U Active CN219157709U (en) | 2023-02-28 | 2023-02-28 | Soft soil area foundation ditch prestressing force combination type steel inner support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219157709U (en) |
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2023
- 2023-02-28 CN CN202320333332.6U patent/CN219157709U/en active Active
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