Supporting stand column of deep foundation pit

Abstract

The supporting stand column of the deep foundation pit comprises a top supporting steel pipe and a clamping block, a first flange plate is connected to the bottom of the top supporting steel pipe in a sleeved mode, a positioning protrusion is fixedly connected to the first flange plate, and one end of a spring is fixedly connected into a groove formed in the positioning protrusion; according to the concrete fixing column, the bottom supporting steel pipe serves as a support, the first fixing steel bar is fixed to the bottom supporting steel pipe, the second fixing steel bar is fixed to the first fixing steel bar with the first fixing steel bar serving as a support, the concrete fixing column is formed through pouring, the bottom supporting steel pipe is fixed firmly enough, and potential safety hazards are eliminated; the bottom supporting steel pipe serves as a support, the second flange plate is fixed to the bottom supporting steel pipe, the positioning protrusions on the first flange plate are aligned and inserted into the positioning grooves in the second flange plate, the clamping blocks are clamped through the positioning grooves, and the first flange plate and the second flange plate are fixed through bolts. A positioning element is arranged between the first flange plate and the second flange plate.

Description

TECHNICAL FIELD

[0001] The utility model relates to support column technical field, especially a kind of support column of deep foundation pit. BACKGROUND

[0002] The support column of deep foundation pit not only improves the security and stability of foundation pit itself, but also plays a good protective effect on the surrounding environment, and also promotes the efficient promotion of engineering progress;Support column can effectively transfer the upper load to deeper soil or rock layer, thereby increasing the stability of the entire foundation pit support system;In soft soil foundation conditions, support column can disperse vertical load by penetrating into hard layer, to avoid local overload leading to foundation failure;Using support column can make excavation work more orderly, because it provides reliable temporary support structure, allowing simultaneous multi-stage operation on deeper level;But the common support column of deep foundation pit on the market has obvious defects: first, the bottom of support column is not fixed enough, and there is certain security risk;Second, there is no positioning element between flange plate, resulting in complicated installation;Therefore, it is necessary to design a kind of support column of deep foundation pit. SUMMARY

[0003] The utility model aims at providing a kind of support column of deep foundation pit to solve the defects of the bottom of existing support column not being fixed enough, there is certain security risk and there is no positioning element between flange plate, resulting in complicated installation.

[0004] In order to solve the above technical problems, the utility model provides the following technical scheme: a kind of support column of deep foundation pit, including top support steel pipe, bottom support steel pipe, concrete fixed column, positioning protrusion, positioning recess and clamping block, the first flange plate is sleeved in the bottom of top support steel pipe, and the first flange plate is fixedly connected with positioning protrusion, one end of the spring fixedly connected in the recess of positioning protrusion is fixedly connected in the other end of spring, and the clamping block is slidably connected in the recess of positioning protrusion.

[0005] As a further technical scheme of the utility model, the first concrete support frame is fixedly connected on the top support steel pipe, and the first concrete support frame is close to the third flange plate.

[0006] As a further technical scheme of the utility model, the third flange plate is fixedly connected on the top support steel pipe, and the third flange plate is fixedly connected with the third triangular plate symmetrically.

[0007] As a further technical scheme of the utility model, the second concrete support frame is fixedly connected on the top support steel pipe, the fourth flange plate is fixedly connected on the top support steel pipe, the fourth flange plate is fixedly connected with the fourth triangular plate, and the second concrete support frame is close to the fourth flange plate.

[0008] As a further technical scheme of the utility model, the first flange plate is fixedly connected with a first triangular plate, a second connecting hole is formed in the first flange plate, the first flange plate is fixedly connected with a second flange plate through bolts, and the second flange plate is fixedly connected to the bottom supporting steel pipe.

[0009] As a further technical scheme of the utility model, the second flange plate is fixedly connected with a second triangular plate symmetrically, and a positioning groove and a first connecting hole are formed in the second flange plate respectively.

[0010] As a further technical scheme of the utility model, the bottom supporting steel pipe is wound with a first fixed steel bar, the first fixed steel bar is fixedly connected with a second fixed steel bar, the bottom supporting steel pipe is fixedly connected with a concrete fixed column, and the first fixed steel bar and the second fixed steel bar are fixedly connected to the concrete fixed column.

[0011] The utility model provides a kind of support column of deep foundation pit, its advantage is in at: with bottom supporting steel pipe as support, first fixed steel bar is fixed in bottom supporting steel pipe, with first fixed steel bar as support, second fixed steel bar is fixed in first fixed steel bar, and it is poured into concrete fixed column, bottom supporting steel pipe is fixed enough firm, and security risk is eliminated;With bottom supporting steel pipe as support, second flange plate is fixed in bottom supporting steel pipe, the positioning convex of first flange plate is aligned and inserted into the positioning groove of second flange plate, is connected by positioning groove and is connected block, and first flange plate and second flange plate are fixed by bolt, first triangular plate, second triangular plate, third triangular plate and fourth triangular plate can strengthen structure rigidity and identify flange plate model, there is positioning element between first flange plate and second flange plate, and installation is quick. DRAWINGS

[0012] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the drawings needed to be used in the following embodiment or prior art description will be simply introduced, and obviously, the drawings in the following description are some embodiments of the utility model, and for ordinary skilled person in the art, other drawings can be obtained according to these drawings without creating labor.

[0013] Figure 1 It is the overall structural drawing of the utility model;

[0014] Figure 2 It is the overall front view of the utility model;

[0015] Figure 3 It is the three-dimensional schematic view of the bottom supporting steel pipe of the utility model;

[0016] Figure 4The three-dimensional schematic view of the first flange plate and the second flange plate of the utility model;

[0017] Figure 5 The partial sectional view of the positioning protrusion of the utility model.

[0018] In the drawing: 1, top support steel pipe; 2, first concrete support frame; 3, second concrete support frame; 4, bottom support steel pipe; 5, first flange plate; 6, second flange plate; 7, concrete fixed column; 8, third flange plate; 9, fourth flange plate; 10, first fixed steel bar; 11, second fixed steel bar; 12, positioning protrusion; 13, positioning groove; 14, clamping block; 15, spring; 16, first connecting hole; 17, second connecting hole; 18, first wedge; 19, second wedge; 20, third wedge; 21, fourth wedge. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0020] Please refer to the drawings of the embodiments of the utility model Figure 1 - the drawings of the embodiments of the utility model Figure 5The utility model provides a kind of supporting column of deep foundation pit, including top support steel pipe 1, bottom support steel pipe 4, concrete fixed column 7, positioning protrusion 12, positioning groove 13 and clamping block 14, first flange plate 5 is sleeved in the bottom of top support steel pipe 1, first flange plate 5 is fixedly connected with positioning protrusion 12, one end of spring 15 is fixedly connected in the groove of positioning protrusion 12, the other end of spring 15 is fixedly connected in clamping block 14, clamping block 14 is slidably connected in the groove of positioning protrusion 12;First concrete support frame 2 is fixedly connected on top support steel pipe 1, first concrete support frame 2 is tightly attached third flange plate 8, and first concrete support frame 2 can provide stable load platform for heavy machine;Third flange plate 8 is fixedly connected on top support steel pipe 1, and third flange plate 8 is fixedly connected with third triangular plate 20 symmetrically;Second concrete support frame 3 is fixedly connected on top support steel pipe 1, second concrete support frame 3 is tightly attached fourth flange plate 9, and fourth flange plate 9 is fixedly connected on top support steel pipe 1, and fourth flange plate 9 is fixedly connected with fourth triangular plate 21;First flange plate 5 is fixedly connected with first triangular plate 18, and second connecting hole 17 is formed in first flange plate 5, and second flange plate 6 is fixedly connected by bolt on first flange plate 5, and second flange plate 6 is fixedly connected on bottom support steel pipe 4, and first triangular plate 18 plays the role of reinforcing structure rigidity;Second flange plate 6 is fixedly connected with second triangular plate 19 symmetrically, and positioning groove 13 and first connecting hole 16 are formed in second flange plate 6 respectively;First fixed steel bar 10 is wound on bottom support steel pipe 4, and second fixed steel bar 11 is fixedly connected on first fixed steel bar 10, and concrete fixed column 7 is fixedly connected on bottom support steel pipe 4, and first fixed steel bar 10 and second fixed steel bar 11 are fixedly connected on concrete fixed column 7, and first fixed steel bar 10, second fixed steel bar 11 and concrete fixed column 7 play the role of fixed support.

[0021] Specifically, when using, first, with bottom support steel pipe 4 as support, first fixed steel bar 10 is fixed on bottom support steel pipe 4, and second fixed steel bar 11 is fixed on first fixed steel bar 10 with first fixed steel bar 10 as support, and concrete fixed column 7 is poured, and bottom support steel pipe 4 is fixed firmly enough, and security risks are eliminated;With bottom support steel pipe 4 as support, second flange plate 6 is fixed on bottom support steel pipe 4, positioning protrusion 12 on first flange plate 5 is aligned and inserted into positioning groove 13 on second flange plate 6, clamping block 14 is clamped through positioning groove 13, first flange plate 5 and second flange plate 6 are fixed through bolt, first triangular plate 18, second triangular plate 19, third triangular plate 20 and fourth triangular plate 21 can strengthen structure rigidity and identify flange plate model, positioning element is between first flange plate 5 and second flange plate 6, and installation is quick.

Claims

1. A support column of a deep foundation pit, comprising a top support steel pipe (1), a bottom support steel pipe (4), a concrete fixing column (7), a positioning protrusion (12), a positioning groove (13) and a clamping block (14), characterized in that: The bottom of the top supporting steel pipe (1) is sleeved with a first flange plate (5), the first flange plate (5) is fixedly connected with a positioning protrusion (12), one end of a spring (15) fixedly connected in a groove in the positioning protrusion (12), the other end of the spring (15) is fixedly connected on a clamping block (14), and the clamping block (14) is slidingly connected in the groove in the positioning protrusion (12).

2. The support column for a deep foundation pit according to claim 1, wherein: The top supporting steel pipe (1) is fixedly connected with a first concrete supporting frame (2), and the first concrete supporting frame (2) is tightly attached to the third flange plate (8).

3. A support column for a deep foundation pit according to claim 2, wherein: The top supporting steel pipe (1) is fixedly connected with a third flange plate (8), and the third flange plate (8) is fixedly connected with a third triangular plate (20) symmetrically.

4. A support column for a deep foundation pit according to claim 3, wherein: The top supporting steel pipe (1) is fixedly connected with a second concrete supporting frame (3), and the second concrete supporting frame (3) is tightly attached to a fourth flange plate (9), the fourth flange plate (9) is fixedly connected on the top supporting steel pipe (1), and the fourth flange plate (9) is fixedly connected with a fourth triangular plate (21).

5. The support column for a deep foundation pit according to claim 1, wherein: The first flange plate (5) is fixedly connected with a first triangular plate (18), the first flange plate (5) is provided with a second connecting hole (17), the first flange plate (5) is fixedly connected with a second flange plate (6) through bolts, and the second flange plate (6) is fixedly connected on the bottom supporting steel pipe (4).

6. A support column for a deep foundation pit according to claim 5, wherein: The second flange plate (6) is fixedly connected with a second triangular plate (19) symmetrically, and the second flange plate (6) is provided with a positioning groove (13) and a first connecting hole (16) respectively.

7. The support column for a deep foundation pit according to claim 5, characterized in that: The bottom supporting steel pipe (4) is wound with a first fixed steel bar (10), the first fixed steel bar (10) is fixedly connected with a second fixed steel bar (11), the bottom supporting steel pipe (4) is fixedly connected with a concrete fixed column (7), and the first fixed steel bar (10) and the second fixed steel bar (11) are fixedly connected on the concrete fixed column (7).

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