CN212175801U - Steel pipe inner supporting structure of foundation pit steel upright support - Google Patents
Steel pipe inner supporting structure of foundation pit steel upright support Download PDFInfo
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- CN212175801U CN212175801U CN202020170395.0U CN202020170395U CN212175801U CN 212175801 U CN212175801 U CN 212175801U CN 202020170395 U CN202020170395 U CN 202020170395U CN 212175801 U CN212175801 U CN 212175801U
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Abstract
The utility model discloses a foundation ditch steel stand holds in palm steel pipe inner supporting structure, including the worker's method stake that sets up around the continuous overlap joint of foundation ditch lateral wall, the purlin is enclosed to the steel of setting in worker's method stake side, set up the interior support steel pipe in steel stand both sides including setting up in the steel stand at foundation ditch middle part and symmetry, the shaft bilateral symmetry of steel stand sets up four by last channel-section steel, lower channel-section steel, the square frame that outer channel-section steel welding formed, four square frames are arranged according to the equidistant width of steel stand, the internal diameter of square frame and the external diameter looks adaptation of interior support steel pipe, interior support steel pipe passes four square frame back both ends and fixes on steel encloses the purlin, the steel stand that sets up at the foundation ditch middle part, the square frame bearing structure that sets up on the steel stand makes to support the steel pipe still can realize stably in the great foundation ditch of horizontal.
Description
Technical Field
The utility model relates to a building field indicates a foundation ditch steel stand holds in palm steel pipe inner supporting structure especially.
Background
In the building construction, the foundation pit support is a protection measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the underground structure construction and the surrounding environment of the foundation pit. For the foundation pit internal support structure with larger transverse width, the fixing and supporting effect of the steel enclosing purlin at the two ends of the light rest is not good, and the fixing and supporting effect is not stable and firm enough; therefore, an intermediate supporting structure is urgently needed to solve the problem of poor supporting effect in the foundation pit with a large transverse width.
Disclosure of Invention
In order to solve the problem, the utility model provides a firm, support effectual, be applicable to the great foundation ditch of transverse width and support foundation ditch steel column support steel pipe inner supporting structure in.
In order to achieve the above object, the utility model adopts the following technical scheme: foundation pit steel column holds in palm steel pipe inner supporting structure, including the worker's method stake that sets up around the continuous overlap joint of foundation pit lateral wall, set up the steel enclosing purlin in worker's method stake side, including setting up in the steel stand at foundation pit middle part and the symmetry sets up the interior support steel pipe in steel stand both sides, the shaft bilateral symmetry of steel stand sets up four by last channel-section steel, lower channel-section steel, the square frame that outer channel-section steel welded and formed, four square frames are arranged according to the equidistant width of steel stand, the internal diameter of square frame and the external diameter looks adaptation of interior support steel pipe, support the steel pipe and pass four square frames after both ends fix on the steel enclosing purlin.
Furthermore, a triangular support plate is arranged at an inner angle between the lower channel steel and the steel stand column of the square frame, the triangular support plate is an isosceles right triangle, the length of a right-angle side is 500-650 mm, the thickness of the right-angle side is 10-15 mm, triangular limit plates are arranged at an outer angle between the outer channel steel and the lower channel steel, an inner angle between the outer channel steel and the upper channel steel, and an inner angle jun between the upper channel steel and the steel stand column, the triangular limit plates are isosceles right triangles, the length of the right-angle side is 200-400 mm, and the thickness of the right-angle side is 10-15 mm.
Furthermore, the steel upright columns are square section steel combined lattice columns, the width of each lattice column is 400mm-600mm, four angle steels are used as main limbs, the main limbs are spliced together by batten plates, and the vertical distance between the batten plates is 600mm-800 mm.
Furthermore, displacement marks are arranged on sections of the inner support steel pipes penetrating through the square frame.
Furthermore, the inner support steel pipe is an ND600 steel pipe, the outer diameter is 550mm-650mm, and the wall thickness is 10mm-15 mm.
The beneficial effects of the utility model reside in that: the steel upright positioned in the middle of the foundation pit and the square frame bearing structure arranged on the steel upright are arranged, so that the stable and good supporting effect of the inner supporting steel pipe in the foundation pit with larger transverse width can be still realized, the structure is simple, and the assembly is convenient; the foundation pit deformation monitoring device has the advantages that the displacement marks are arranged on the sections, penetrating through the square frames, of the inner support steel pipes, so that the axial relative displacement of the square frames and the displacement marks on the inner support steel pipes can be conveniently utilized, and the foundation pit deformation condition can be visually observed.
Drawings
Fig. 1 is a schematic view of the whole structure of the foundation pit support.
Fig. 2 is a schematic sectional view of the steel tube structure supported in the steel column support.
Fig. 3 is a partial schematic top view of the steel column support inner support steel pipe structure.
Detailed Description
Please refer to fig. 1-3, the utility model discloses a steel column of foundation ditch holds in palm steel pipe inner support structure, including the worker's method stake 1 that centers on the continuous overlap joint of foundation ditch lateral wall and set up, set up at the steel purlin 2 that encloses of worker's method stake 1 side, including setting up in steel column 3 and the symmetry at the steel column middle part and setting up the interior support steel pipe 4 in steel column 3 both sides, the shaft bilateral symmetry of steel column 3 sets up four by last channel-section steel 51, lower channel-section steel 52, the square frame 5 that outer channel-section steel 53 welded and formed, four square frame 5 arrange according to the equidistant of the width of steel column 3, the internal diameter of square frame 5 and the external diameter looks adaptation of interior support steel pipe 4, interior support steel pipe 4 passes four square frame 5 back both.
The interior angle position between the lower channel-section steel 52 of square frame 5 and the steel stand 3 is equipped with triangular support plate 54, and triangular support plate 54 is isosceles right triangle, and right angle limit length is 600mm, and thickness is 12mm, outer channel-section steel 53 and the outer angle of lower channel-section steel 52, outer channel-section steel 53 and the interior angle of last channel-section steel 51, the interior angle jun of going up channel-section steel 51 and steel stand 3 are equipped with triangle limiting plate 55, and triangle limiting plate 55 is isosceles right triangle, and right angle limit length is 300mm, and thickness is 12 mm.
The steel upright column 3 is a square section steel combined lattice column, the width of the lattice column is 500mm, four angle steels are adopted as main limbs, the main limbs are spliced together by batten plates, and the vertical distance between the batten plates is 800 mm.
Displacement marks are arranged on sections of the inner support steel pipes 4 penetrating through the square frames 5, the square frames 5 and the steel upright posts 3 are not fixedly connected with the inner support steel pipes 4, and the axial relative displacement of the displacement marks on the square frames 5 and the inner support steel pipes 4 is conveniently utilized to visually observe the deformation condition of the foundation pit.
The inner support steel pipe 4 is an ND600 steel pipe, the outer diameter is 610mm, and the wall thickness is 12 mm.
The above embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by the technical solution of the present invention by those skilled in the art are all within the scope of the present invention as defined by the claims.
Claims (5)
1. Foundation ditch steel column holds in palm steel pipe inner support structure, including enclosing purlin (2) at the steel of worker's method stake (1) side around the continuous overlap joint of foundation ditch lateral wall setting, its characterized in that: including setting up in steel stand (3) and the symmetry in the middle part of the foundation ditch and setting up interior support steel pipe (4) in steel stand (3) both sides, the shaft bilateral symmetry of steel stand (3) sets up four square frame (5) that form by last channel-section steel (51), lower channel-section steel (52), outer channel-section steel (53) welding, and four square frame (5) are arranged according to the equidistant width of steel stand (3), the external diameter looks adaptation of the internal diameter of square frame (5) and interior support steel pipe (4), and interior support steel pipe (4) pass four square frame (5) back both ends and fix on steel purlin (2).
2. The foundation pit steel column support steel pipe inner support structure of claim 1, characterized in that: the interior angle position between lower channel-section steel (52) of square frame (5) and steel stand (3) is equipped with triangular support board (54), triangular support board (54) are isosceles right triangle, and right angle limit length is 500mm-650mm, and thickness is 10mm-15mm, and outer channel-section steel (53) are equipped with triangle limiting plate (55) with the interior angle of outer angle, outer channel-section steel (53) and last channel-section steel (51), the interior angle jun of going up channel-section steel (51) and steel stand (3) of lower channel-section steel (52), triangular limiting plate (55) are isosceles right triangle, and right angle limit length is 200mm-400mm, and thickness is 10mm-15 mm.
3. The foundation pit steel column support steel pipe inner support structure of claim 1, characterized in that: the steel upright columns (3) are square section steel combined lattice columns, the width of each lattice column is 400-600 mm, four angle steels are used as main limbs, the main limbs are spliced together through batten plates, and the vertical distance between the batten plates is 600-800 mm.
4. The foundation pit steel column support steel pipe inner support structure of claim 1, characterized in that: and displacement marks are arranged on sections of the inner support steel pipes (4) penetrating through the square frame (5).
5. The foundation pit steel column support steel pipe inner support structure of claim 1 or 4, characterized in that: the inner support steel pipe (4) is an ND600 steel pipe, the outer diameter is 550mm-650mm, and the wall thickness is 10mm-15 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020170395.0U CN212175801U (en) | 2020-02-14 | 2020-02-14 | Steel pipe inner supporting structure of foundation pit steel upright support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020170395.0U CN212175801U (en) | 2020-02-14 | 2020-02-14 | Steel pipe inner supporting structure of foundation pit steel upright support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212175801U true CN212175801U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202020170395.0U Active CN212175801U (en) | 2020-02-14 | 2020-02-14 | Steel pipe inner supporting structure of foundation pit steel upright support |
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| CN (1) | CN212175801U (en) |
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2020
- 2020-02-14 CN CN202020170395.0U patent/CN212175801U/en active Active
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