CN216689428U

CN216689428U - Deep foundation pit supporting structure

Info

Publication number: CN216689428U
Application number: CN202123048158.0U
Authority: CN
Inventors: 王珍
Original assignee: Jilin Yingyuan Water Conservancy And Hydropower Engineering Co ltd
Current assignee: Jilin Yingyuan Water Conservancy And Hydropower Engineering Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-06-07
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a deep foundation pit supporting structure which comprises a first transverse plate, a second transverse plate, a connecting plate and extension plates, wherein a plurality of insertion rods are arranged on the first transverse plate and the second transverse plate, the connecting plate and the extension plates are connected through a length adjusting mechanism, the connecting plate and the second transverse plate are connected through a first fixing mechanism, the first transverse plate and the extension plates are connected through a second fixing mechanism, two adjacent extension plates are connected through a connecting mechanism, the length adjusting mechanism comprises a threaded rod rotatably connected to the bottom of the connecting plate, and the side wall of the threaded rod is fixedly connected with a rotating handle. The utility model has reasonable structural design, can be convenient for supporting foundation pits with different depths and meet different use requirements, and can stably connect the connecting plate with the second transverse plate and stably connect the extension plate with the first transverse plate, so that the extension plate can stably support and guarantee the stability of the extension plate.

Description

Deep foundation pit supporting structure

Technical Field

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

Background

The foundation pit is an earth pit excavated at a foundation design position according to the base elevation and the base plane size, and the foundation pit inevitably causes the deformation of the surrounding soil body in the excavation process, influences the surrounding buildings and underground pipelines and seriously endangers the normal use or safety of the foundation pit, so that the soil on the side slope of the foundation pit needs to be supported in the excavation process of the foundation pit.

At present, when a foundation pit is supported, the foundation pits with different depths need to be supported by supporting plates with different lengths, the flexibility is low, the applicability is poor, the supporting strength is poor, the edge of the foundation pit is easy to collapse, potential safety hazards exist, and therefore a deep foundation pit supporting structure is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that supporting plates with different lengths are needed to be used for supporting foundation pits with different depths in the prior art, the flexibility is low, the applicability is poor, the supporting strength is poor, the edge of the foundation pit is easy to collapse, and potential safety hazards exist.

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

the utility model provides a deep foundation pit supporting construction, includes and all is equipped with a plurality of inserted bars on first diaphragm and the second diaphragm including first diaphragm, second diaphragm, connecting plate and extension plate, connect through length adjustment mechanism between connecting plate and the extension plate, be connected through first fixed establishment between connecting plate and the second diaphragm, be connected through second fixed establishment between first diaphragm and the extension plate, adjacent two connect through coupling mechanism between the extension plate.

Preferably, length adjustment mechanism is including rotating the threaded rod of connection in the connecting plate bottom, the lateral wall fixedly connected with of threaded rod rotates the handle, the thread groove has been seted up to the upper end of extension plate, the threaded rod extends to in the thread groove and rather than threaded connection, the lateral wall fixedly connected with U type deflector of connecting plate, the U type deflector offsets with the lateral wall of extension plate.

Preferably, first fixed establishment is including running through the jack of seting up on the second diaphragm, the mounting groove has been seted up to the upper end of connecting plate, sliding connection has the U type fixed plate that extends to in the jack in the mounting groove, be connected with a plurality of first springs between the interior bottom of U type fixed plate and mounting groove.

Preferably, the second fixed establishment is including seting up the first draw-in groove on the first diaphragm lateral wall, the lateral wall fixedly connected with of extension plate extends to the fixture block in the first draw-in groove, the second draw-in groove has been seted up to the upper end of fixture block, fixed spout has been seted up at the interior top of first draw-in groove, sliding connection has the fixed block that extends to in the second draw-in groove in the fixed spout, the lateral wall slope of fixed block sets up, be connected with a plurality of second springs between the interior top of fixed block and fixed spout, the upper end fixedly connected with T type arm-tie of fixed block, T type arm-tie runs through the interior top of fixed spout and extends to the top of first diaphragm.

Preferably, the upper end of the first transverse plate is fixedly connected with a first inclined support plate which abuts against the side wall of the extension plate, and the upper end of the first transverse plate is fixedly connected with a second inclined support plate which is fixedly connected with the side wall of the first inclined support plate.

Preferably, the connecting mechanism comprises a return plate fixedly connected to the front side wall of one end of the extension plate, and the front side wall of the other end of the extension plate is fixedly connected with a U-shaped connecting plate which penetrates through the return plate adjacent to the extension plate.

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

1. through the setting of threaded rod, rotation handle, thread groove, U type deflector, can make the extension plate slide from top to bottom, highly adjust it, be convenient for advance to strut the foundation ditch of the different degree of depth, satisfy different user demands.

2. Through the setting of first fixed establishment, second fixed establishment, can be with connecting plate and second diaphragm stable connection, with extension plate and first diaphragm stable connection, make the extension plate can stably strut work, guarantee its stability, through the setting of returning shaped plate and U type connecting plate, can connect two adjacent extension plates, guarantee its stability.

In conclusion, the utility model has reasonable structural design, can be used for conveniently supporting foundation pits with different depths and meeting different use requirements, and can stably connect the connecting plate with the second transverse plate and stably connect the extension plate with the first transverse plate, so that the extension plate can stably support and guarantee the stability of the extension plate.

Drawings

Fig. 1 is a schematic structural view of a deep foundation pit supporting structure provided by the utility model;

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

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a schematic view of the connection between the extension board and the connection mechanism.

In the figure: the novel connecting rod comprises a first transverse plate 1, a second transverse plate 2, an inserting rod 3, a connecting plate 4, a threaded rod 5, an extension plate 6, a U-shaped guide plate 7, a jack 8, a mounting groove 9, a U-shaped fixing plate 10, a first spring 11, a first clamping groove 12, a clamping block 13, a second clamping groove 14, a fixed sliding groove 15, a fixed block 16, a second spring 17, a pull plate 18T, a first inclined support plate 19, a second inclined support plate 20, a return plate 21 and a connecting plate 22U.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-4, a deep foundation pit supporting structure comprises a first transverse plate 1, a second transverse plate 2, a connecting plate 4 and an extension plate 6, wherein a plurality of inserting rods 3 are respectively arranged on the first transverse plate 1 and the second transverse plate 2, it is noted that the inserting rods 3 are arranged to fix the first transverse plate 1 and the second transverse plate 2 on the inner bottom of a foundation pit and the ground outside the foundation pit respectively, a first inclined support plate 19 abutting against the side wall of the extension plate 6 is fixedly connected to the upper end of the first transverse plate 1, a second inclined support plate 20 fixedly connected to the side wall of the first inclined support plate 19 is fixedly connected to the upper end of the first transverse plate 1, it is noted that the first inclined support plate 19 and the second inclined support plate 20 can support the extension plate 6 to enable the extension plate 6 to abut against the inner side wall of the foundation pit to avoid the collapse phenomenon of the inner side wall thereof, the connecting plate 4 is connected with the extension plate 6 through a length adjusting mechanism, the length adjusting mechanism comprises a threaded rod 5 which is rotatably connected to the bottom of a connecting plate 4, the side wall of the threaded rod 5 is fixedly connected with a rotating handle, the upper end of an extension plate 6 is provided with a threaded groove, the threaded rod 5 extends into the threaded groove and is in threaded connection with the threaded groove, the side wall of the connecting plate 4 is fixedly connected with a U-shaped guide plate 7, the U-shaped guide plate 7 is abutted against the side wall of the extension plate 6, and it needs to be noted that the U-shaped guide plate 7 can guide the extension plate 6, so that the extension plate 6 cannot rotate and can only slide up and down, and further the rotating handle is rotated to rotate the threaded rod 5, so that the extension plate 6 can slide up and down under the meshing action of the rotating handle;

the connecting plate 4 is connected with the second transverse plate 2 through a first fixing mechanism, the first fixing mechanism comprises a jack 8 penetrating through the second transverse plate 2, the upper end of the connecting plate 4 is provided with a mounting groove 9, a U-shaped fixing plate 10 extending into the jack 8 is slidably connected in the mounting groove 9, a plurality of first springs 11 are connected between the U-shaped fixing plate 10 and the inner bottom of the mounting groove 9, and it is noted that the first springs 11 are tension springs and can pull the U-shaped fixing plate 10 to slide downwards to extend into the jack 8 in a natural state, so that the connecting plate 4 is connected with the second transverse plate 2;

the first transverse plate 1 is connected with the extension plate 6 through a second fixing mechanism, the second fixing mechanism comprises a first clamping groove 12 formed in the side wall of the first transverse plate 1, a clamping block 13 extending into the first clamping groove 12 is fixedly connected to the side wall of the extension plate 6, a second clamping groove 14 is formed in the upper end of the clamping block 13, a fixed sliding groove 15 is formed in the inner top of the first clamping groove 12, a fixed block 16 extending into the second clamping groove 14 is connected in the fixed sliding groove 15 in a sliding manner, the side wall of the fixed block 16 is arranged in an inclined manner, a plurality of second springs 17 are connected between the fixed block 16 and the inner top of the fixed sliding groove 15, a T-shaped pulling plate 18 is fixedly connected to the upper end of the fixed block 16, the T-shaped pulling plate 18 penetrates through the inner top of the fixed sliding groove 15 and extends to the upper portion of the first transverse plate 1, it should be noted that, because the side wall of the fixed block 16 is arranged in an inclined manner, when the clamping block 13 extends into the first clamping groove 12, the fixed block 13 can firstly push the fixed block 16 to slide towards the fixed block 16, when the fixed block 16 is opposite to the second clamping groove 14, the second spring 17 can push the fixed block 16 to slide so as to extend into the second clamping groove 14, and the first transverse plate 1 is connected with the extension plate 6;

connect through coupling mechanism between two adjacent extension boards 6, coupling mechanism includes that fixed connection returns shape board 21 on the lateral wall before extension board 6 one end, and lateral wall fixed connection passes rather than adjacent U type connecting plate 22 that returns shape board 21 before the other end of extension board 6, and it needs to be noted that U type connecting plate 22 extends to rather than adjacent extension board 6 on return shape board 21 in, can be with two adjacent extension boards 6 stable connection.

The utility model can be illustrated by the following operating modes:

according to the utility model, when a deep foundation pit needs to be supported, the second transverse plate 2 is firmly fixed on the ground beside the foundation pit through the plurality of inserting rods 3, the U-shaped fixing plate 10 is pulled upwards to enable the connecting plate 4 to abut against the second transverse plate 2, at the moment, the U-shaped fixing plate 10 is opposite to the inserting hole 8, the U-shaped fixing plate 10 is loosened, the U-shaped fixing plate 10 can be pulled by the first spring 11 to slide downwards to extend into the inserting hole 8, the connecting plate 4 is connected with the second transverse plate 2, the rotating handle is rotated to enable the threaded rod 5 to rotate, under the meshing action of the rotating handle and the guiding action of the U-shaped guide plate 7, the extension plate 6 can slide downwards, the extension plate 6 can abut against the inner bottom of the foundation pit, and the foundation pits at different depths can be supported conveniently;

the clamping block 13 is opposite to the first clamping groove 12, the clamping block 13 extends into the first clamping groove 12, because the side wall of the fixed block 16 is obliquely arranged, when the clamping block 13 extends into the first clamping groove 12, the fixed block 13 can firstly push the fixed block 16 to slide into the fixed block 16, when the fixed block 16 is opposite to the second clamping groove 14, the second spring 17 can push the fixed block 16 to slide and extend into the second clamping groove 14, the first transverse plate 1 is connected with the extension plate 6, the first transverse plate 1 is stably fixed at the bottom in the foundation pit through a plurality of inserting rods 3, the first inclined support plate 19 and the second inclined support plate 20 can further play a role in supporting the extension plate 6, so that the extension plate 6 can stably abut against the inner side wall of the foundation pit and is stably fixed, the first transverse plate 1, the extension plate 6 and the first inclined support plate 19 are arranged in a triangular shape, the stability of the extension plate 6 can be ensured, and when the adjacent extension plate 6 is installed, the U-shaped connecting plate 22 is extended into the return plate 21 of the extension plate 6 adjacent thereto, so that the two adjacent extension plates 6 can be stably connected, and the first horizontal plate 1 is fixed to the bottom in the foundation pit by the plurality of insertion rods 3.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a deep foundation pit supporting construction, includes first diaphragm (1), second diaphragm (2), connecting plate (4) and extension plate (6), its characterized in that, all be equipped with a plurality of inserted bars (3) on first diaphragm (1) and second diaphragm (2), connect through length adjustment mechanism between connecting plate (4) and extension plate (6), be connected through first fixed establishment between connecting plate (4) and second diaphragm (2), be connected through second fixed establishment between first diaphragm (1) and extension plate (6), adjacent two connect through coupling mechanism between extension plate (6).

2. The deep foundation pit supporting structure according to claim 1, wherein the length adjusting mechanism comprises a threaded rod (5) rotatably connected to the bottom of the connecting plate (4), a rotating handle is fixedly connected to a side wall of the threaded rod (5), a threaded groove is formed in the upper end of the extension plate (6), the threaded rod (5) extends into the threaded groove and is in threaded connection with the threaded groove, a U-shaped guide plate (7) is fixedly connected to a side wall of the connecting plate (4), and the U-shaped guide plate (7) abuts against a side wall of the extension plate (6).

3. A deep foundation pit supporting structure according to claim 1, wherein the first fixing mechanism comprises a jack (8) penetrating through the second transverse plate (2), a mounting groove (9) is formed in the upper end of the connecting plate (4), a U-shaped fixing plate (10) extending into the jack (8) is slidably connected in the mounting groove (9), and a plurality of first springs (11) are connected between the U-shaped fixing plate (10) and the inner bottom of the mounting groove (9).

4. The deep foundation pit supporting structure according to claim 1, wherein the second fixing mechanism comprises a first clamping groove (12) formed in the side wall of the first cross plate (1), the side wall of the extension plate (6) is fixedly connected with a clamping block (13) extending into the first clamping groove (12), the upper end of the clamping block (13) is provided with a second clamping groove (14), the inner top of the first clamping groove (12) is provided with a fixed sliding groove (15), a fixed block (16) extending into the second clamping groove (14) is connected in the fixed sliding groove (15) in a sliding way, the side wall of the fixed block (16) is obliquely arranged, a plurality of second springs (17) are connected between the fixed block (16) and the inner top of the fixed chute (15), the upper end fixedly connected with T type arm-tie (18) of fixed block (16), T type arm-tie (18) run through the interior top of fixed spout (15) and extend to the top of first diaphragm (1).

5. A deep foundation pit supporting structure according to claim 1, wherein the upper end of the first cross plate (1) is fixedly connected with a first inclined support plate (19) which is abutted against the side wall of the extension plate (6), and the upper end of the first cross plate (1) is fixedly connected with a second inclined support plate (20) which is fixedly connected with the side wall of the first inclined support plate (19).

6. A deep foundation pit supporting structure according to claim 1, wherein the connecting mechanism comprises a return plate (21) fixedly connected to a front side wall of one end of the extension plate (6), and a U-shaped connecting plate (22) penetrating through the return plate (21) adjacent to the extension plate (6) is fixedly connected to a front side wall of the other end of the extension plate.