CN221236049U

CN221236049U - Supporting structure of foundation pit

Info

Publication number: CN221236049U
Application number: CN202322362105.9U
Authority: CN
Inventors: 刘秀华
Original assignee: Hao Weijun
Current assignee: Hao Weijun
Priority date: 2023-08-31
Filing date: 2023-08-31
Publication date: 2024-06-28
Anticipated expiration: 2033-08-31

Abstract

The utility model discloses a supporting structure of a foundation pit, which comprises a fixed base, wherein the fixed base is rotationally connected with a foundation pit supporting plate, the fixed base and the foundation pit supporting plate are rotationally connected with first threaded rods, two first threaded rods are sleeved with hollow columns in threaded connection with the first threaded rods, the two first threaded rods are fixedly connected with fixed blocks, a plurality of inserting blocks fixedly connected with the fixed blocks are arranged on the fixed base in a penetrating manner, and each inserting block is provided with a limiting mechanism. According to the utility model, the angle of the foundation pit supporting plate is adjusted, so that the foundation pit supporting plate is attached to the inner wall of the foundation pit under different inclination conditions, and the supporting effect of the foundation pit is good.

Description

Supporting structure of foundation pit

Technical Field

The utility model relates to the technical field of foundation pit support, in particular to a support structure of a foundation pit.

Background

As is well known, a pit is a soil pit excavated at a base design position according to the elevation of a base and the plane size of the base, and a pit support is used for ensuring the safety of the construction of an underground structure and the surrounding environment of the pit.

The inner wall of the existing foundation pit is generally vertical or obliquely arranged, when the supporting operation is carried out on the inner wall of the foundation pit through a vertically arranged supporting plate, and the contact area between the existing vertically arranged supporting plate and the inner wall of the foundation pit is narrow due to different inclination angles of the inner wall of the foundation pit when the inner wall of the foundation pit is inclined, so that the problem of poor supporting effect on the foundation pit is solved; in order to solve the above problems, the present application provides a supporting structure for a foundation pit.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides a supporting structure of a foundation pit, which is good in supporting effect on the foundation pit by adjusting the angle of a supporting plate of the foundation pit to enable the supporting plate to be attached to the inner wall of the foundation pit under different inclined conditions.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a supporting construction of foundation ditch, includes unable adjustment base 1, unable adjustment base 1 rotates to be connected with foundation ditch backplate 2, unable adjustment base 1 and foundation ditch backplate 2 all rotate to be connected with first threaded rod 3, two first threaded rod 3 common cover is equipped with rather than threaded connection's cavity post 5, two the equal fixedly connected with fixed block 4 of first threaded rod 3, unable adjustment base 1 is last to run through and is equipped with a plurality of inserts piece 6 rather than fixed connection, every all be equipped with stop gear on the insert piece 6, stop gear is including running through insert piece 6 and rather than rotating worm 7 of being connected, the top fixedly connected with handle 8 of worm 7, worm 7 meshing has worm wheel 9, worm wheel 9 fixedly connected with two second threaded rods 10, two second threaded rods 10 all rotate with insert piece 6 to be connected, two the outer wall of second threaded rod 10 all overlaps be equipped with rather than threaded connection's stopper 11, two stopper 11 all run through insert piece 6 and rather than sliding connection.

Preferably, the thread directions of the two first threaded rods 3 and the second threaded rods 10 are opposite.

Preferably, the fixed block 4 is disposed in the hollow column 5, and the fixed block 4 is movably connected with the hollow column 5.

Preferably, the bottom of the insertion block 6 is fixedly connected with a first socket 13.

Preferably, the opposite ends of the two limiting blocks 11 are fixedly connected with a second socket 14.

Preferably, the outer wall of the limiting block 11 is fixedly connected with two sliding blocks 12, two sliding grooves are formed in the insertion block 6, and the two sliding blocks 12 are respectively and slidably connected with the inner walls of the sliding grooves.

Compared with the prior art, the utility model has the beneficial effects that:

1. the staff grips the handle and rotates and drive worm, worm wheel, second threaded rod and rotate, makes stopper, sliding block, the second socket of both sides remove in opposite directions, can insert the bottom with the stopper through the toper setting of second socket to firmly insert the bottom with a plurality of inserts, spacing unable adjustment base, guarantee the stability of this device in the follow-up support process.

2. The staff holds the hollow column and rotates, makes the first threaded rod of both sides remove in opposite directions through the hollow column is rotatory, and then makes foundation ditch backplate take the bottom to take place to rotate as rotation center, guarantees the firm of support through the setting of two first threaded rods and hollow column.

In conclusion, through adjusting the angle of foundation ditch backplate, make its laminating foundation ditch inner wall under the different slope circumstances, it is effectual to the support of foundation ditch.

Drawings

FIG. 1 is a cross-sectional view of a foundation pit supporting structure according to the present utility model;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A;

fig. 3 is a schematic diagram of a supporting structure of a foundation pit according to the present utility model.

In the figure: 1 unable adjustment base, 2 foundation ditch backplate, 3 first threaded rod, 4 fixed blocks, 5 hollow columns, 6 insert the piece, 7 worm, 8 handles, 9 worm wheel, 10 second threaded rod, 11 stopper, 12 sliding block, 13 first sockets, 14 second sockets.

Detailed Description

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.

Referring to fig. 1-3, a supporting structure of foundation ditch, including unable adjustment base 1, unable adjustment base 1 rotates and is connected with foundation ditch backplate 2, foundation ditch backplate 2 can support the lateral wall of foundation ditch, unable adjustment base 1 and foundation ditch backplate 2 all rotate and are connected with first threaded rod 3, two first threaded rod 3 common cover be equipped with rather than threaded connection's cavity post 5, two equal fixedly connected with fixed block 4 of first threaded rod 3, fixed block 4 is located cavity post 5 and sets up, fixed block 4 and cavity post 5 swing joint, fixed block 4 and cavity post 5 are rotated promptly and are connected sliding connection again, can support foundation ditch backplate 2 through two first threaded rods 3 and cavity post 5, thereby the ability of protection foundation ditch.

The fixed base 1 is penetrated and provided with a plurality of insertion blocks 6 fixedly connected with the fixed base, the bottoms of the insertion blocks 6 are fixedly connected with first sockets 13, each insertion block 6 is provided with a limiting mechanism, the fixed base 1 can be limited through the limiting mechanism, and the stability of the device in the supporting process is ensured.

The stop gear is including penetrating insert the piece 6 and rather than rotating worm 7 of being connected, the top fixedly connected with handle 8 of worm 7, worm 7 meshing has worm wheel 9, worm wheel 9 fixedly connected with two second threaded rods 10, the screw thread direction of two first threaded rods 3 and second threaded rods 10 is all opposite setting, two second threaded rods 10 all rotate with insert piece 6 to be connected, the outer wall of two second threaded rods 10 all overlaps and is equipped with rather than threaded connection's stopper 11, the equal fixedly connected with second socket 14 of opposite ends of two stoppers 11, first socket 13 is the toper setting with second socket 14, two stoppers 11 all run through insert piece 6 and rather than sliding connection, the outer wall fixedly connected with two sliding blocks 12 of stopper 11, be equipped with two sliding grooves on the insert piece 6, two sliding blocks 12 respectively with sliding connection's inner wall, insert the piece 6 spacing through stopper 11 into the soil, carry out fixed limiting with unable adjustment base 1.

According to the utility model, when a foundation pit is required to be supported, a plurality of insertion blocks 6 are conveniently inserted into the ground through the conical arrangement of the first insertion opening 13, at the moment, a worker holds the handle 8 to rotate so as to drive the worm 7, the worm wheel 9 and the second threaded rod 10 to rotate, so that the limiting blocks 11, the sliding blocks 12 and the second insertion opening 14 on two sides move back to back, the limiting blocks 11 can be inserted into the ground through the conical arrangement of the second insertion opening 14, and therefore the plurality of insertion blocks 6 are firmly inserted into the ground, the fixed base 1 is limited, and the stability of the device in the subsequent supporting process is ensured; the staff holds the hollow column 5 and rotates, makes the first threaded rod 3 of both sides remove in opposite directions through the rotation of hollow column 5, and then makes foundation ditch backplate 2 take the bottom to take place to rotate as center of rotation, makes foundation ditch backplate 2 offset with the foundation ditch inner wall, can laminate the foundation ditch inner wall under the different slope circumstances, guarantees the firm of support through the setting of two first threaded rods 3 and hollow column 5.

According to the utility model, through the matching of the first threaded rod, the fixed block and the hollow column, the problems of narrow contact area between the existing vertically arranged support plate and the inner wall of the foundation pit and poor support effect on the foundation pit caused by different inclination angles of the inner wall of the foundation pit in the prior art are solved.

Claims

1. The utility model provides a supporting construction of foundation ditch, includes unable adjustment base (1), its characterized in that, unable adjustment base (1) rotates and is connected with foundation ditch backplate (2), unable adjustment base (1) all rotate with foundation ditch backplate (2) and are connected with first threaded rod (3), two first threaded rod (3) overlap jointly and are equipped with rather than threaded connection's hollow column (5), two equal fixedly connected with fixed block (4) of first threaded rod (3), run through on unable adjustment base (1) and be equipped with rather than fixedly connected a plurality of insert piece (6), every all be equipped with stop gear on the insert piece (6);

stop gear is including penetrating into the worm (7) of piece (6) and rotating the connection rather than, the top fixedly connected with handle (8) of worm (7), worm (7) meshing has worm wheel (9), worm wheel (9) fixedly connected with two second threaded rods (10), two second threaded rods (10) all rotate with insert piece (6) to be connected, two the outer wall of second threaded rod (10) all overlaps be equipped with rather than threaded connection's stopper (11), two stopper (11) all run through insert piece (6) and rather than sliding connection.

2. A supporting structure for a foundation pit according to claim 1, characterized in that the thread directions of the two first threaded rods (3) and the second threaded rod (10) are opposite.

3. The supporting structure of a foundation pit according to claim 1, wherein the fixing block (4) is located in the hollow column (5), and the fixing block (4) is movably connected with the hollow column (5).

4. Supporting structure of a foundation pit according to claim 1, characterized in that the bottom of the insert block (6) is fixedly connected with a first socket (13).

5. Supporting structure of a foundation pit according to claim 1, characterized in that the opposite ends of the two limit blocks (11) are fixedly connected with second sockets (14).

6. The supporting structure of a foundation pit according to claim 1, wherein the outer wall of the limiting block (11) is fixedly connected with two sliding blocks (12), two sliding grooves are formed in the insertion block (6), and the two sliding blocks (12) are respectively and slidably connected with the inner walls of the sliding grooves.