CN219280725U

CN219280725U - Foundation pit supporting structure

Info

Publication number: CN219280725U
Application number: CN202320769396.0U
Authority: CN
Inventors: 吴昊; 沈佳承
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-30
Anticipated expiration: 2033-04-10

Abstract

The application relates to the technical field of support, in particular to a foundation pit support structure, which enables precast concrete plates to be used repeatedly, reduces construction time and improves practicability; two chambers are isolated from the inside of the fixed groove through a partition plate, precast concrete boards are slidably attached to the inside of each chamber, and one end of the fixed groove is connected with a supporting plate through a plurality of supporting mechanisms; the supporting mechanism comprises a connecting plate, the connecting plate is fixedly arranged on the outer side wall of the fixed groove, one end, far away from the fixed groove, of the connecting plate is rotatably provided with a rotating plate, the bottom end of the rotating plate is rotatably provided with a screw rod, the bottom end of the screw rod is provided with a fixed column in a threaded manner, and the bottom end of the fixed column is rotatably connected with the top end of the supporting plate.

Description

Foundation pit supporting structure

Technical Field

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

Background

The foundation pit support is used for ensuring the safety of underground structure construction and the surrounding environment of the foundation pit, and is used for supporting, reinforcing and protecting the side wall of the foundation pit and the surrounding environment.

When a foundation pit is excavated, a supporting structure is generally required to be constructed to reduce the risk of collapse and other accidents of the foundation pit, for example, the utility model patent with publication number CN108005089B discloses a foundation pit supporting structure, and the commonly used foundation pit supporting structure comprises a row pile support, an underground continuous wall support, a reinforced concrete inner support and the like, and the foundation pit supporting modes all need cast-in-place concrete to increase the construction time, so that the foundation pit supporting structure is required to solve the problems.

Disclosure of Invention

(one) solving the technical problems

To the not enough of prior art, this application provides one kind and makes precast concrete board can carry out repeated use operation, reduces the engineering time, has improved the foundation ditch supporting construction of practicality.

(II) technical scheme

In order to achieve the above purpose, the present application provides the following technical solutions: the foundation pit supporting structure comprises a fixed groove, wherein two chambers are isolated from the inside of the fixed groove through a partition plate, precast concrete boards are slidably attached to the inside of each chamber, and one end of the fixed groove is connected with a supporting plate through a plurality of supporting mechanisms;

the supporting mechanism comprises a connecting plate, the connecting plate is fixedly arranged on the outer side wall of the fixed groove, one end, far away from the fixed groove, of the connecting plate is rotatably provided with a rotating plate, the bottom end of the rotating plate is rotatably provided with a screw rod, the bottom end of the screw rod is provided with a fixed column in a threaded manner, and the bottom end of the fixed column is rotatably connected with the top end of the supporting plate.

Preferably, each precast concrete board's top all fixed mounting has the lifting hook, through installation lifting hook, is convenient for the workman to precast concrete board hoist and mount the operation.

Further, a plurality of first fixed forks are parallelly arranged at one end, far away from the connecting plate, of the fixed groove, and the fixed operation is conveniently carried out on one end, far away from the connecting plate, of the fixed groove and the ground by installing the first fixed forks.

Still further, the bottom fixed mounting of backup pad has a plurality of second fixed forks, through the fixed fork of installation second, the backup pad on the device of being convenient for carries out fixed operation to ground.

On the basis of the scheme, a plurality of third fixing forks are fixedly arranged at the bottom end of the fixing groove, and the fixing operation is conveniently carried out on the bottom end of the fixing groove and the ground by arranging the third fixing forks.

Furthermore, waterproof paint is coated on the outer side walls of each of the first fixed fork, the second fixed fork and the third fixed fork, and the service life of each of the first fixed fork, the second fixed fork and the third fixed fork is prolonged by coating the waterproof paint.

(III) beneficial effects

Compared with the prior art, the application provides a foundation pit supporting structure, possesses following beneficial effect:

this foundation ditch supporting construction carries out fixed laminating operation through precast concrete board in the inside of fixed slot to carry out effectual counter weight operation to the fixed slot, through screw rod and fixed column spiral shell dress, thereby adjust the distance between backup pad and the fixed slot through rotor plate and connecting plate, thereby make the fixed slot stable support and protect the operation to the foundation ditch, support the operation through the bottom of backup pad to every fixed column, reduce engineering time, improved the practicality.

Drawings

FIG. 1 is a schematic cross-sectional view of the front view of the present application;

FIG. 2 is a schematic view of a partial top view of the present application;

FIG. 3 is an enlarged schematic view of the portion A of FIG. 1 of the present application;

fig. 4 is an enlarged schematic view of the B part in fig. 1 of the present application.

The reference numerals in the drawings: 1. a fixing groove; 2. a partition plate; 3. prefabricating concrete slabs; 4. a connecting plate; 5. a rotating plate; 6. a screw; 7. fixing the column; 8. a bottom plate; 9. a support plate; 10. a lifting hook; 11. a first fixed fork; 12. a second fixed fork; 13. and a third fixed fork.

Detailed Description

Examples

Referring to fig. 1-4, a foundation pit supporting structure comprises a fixed groove 1, wherein two chambers are isolated from each other by a partition board 2 in the fixed groove 1, precast concrete boards 3 are slidably attached to the inside of each chamber, and one end of the fixed groove 1 is connected with a supporting plate 9 by a plurality of supporting mechanisms;

referring to fig. 1 to 4, the supporting mechanism comprises a connecting plate 4, the connecting plate 4 is fixedly installed on the outer side wall of the fixed slot 1, one end of the connecting plate 4, which is far away from the fixed slot 1, is rotatably provided with a rotating plate 5, the bottom end of the rotating plate 5 is rotatably provided with a screw rod 6, the bottom end of the screw rod 6 is provided with a fixed column 7 in a screwed manner, the bottom end of the fixed column 7 is rotatably connected with the top end of a supporting plate 9, the foundation pit supporting structure is fixedly attached to the inside of the fixed slot 1 through a precast concrete slab 3, so that the fixed slot 1 is subjected to effective counterweight operation, the screw rod 6 and the fixed column 7 are screwed, and the distance between the supporting plate 9 and the fixed slot 1 is adjusted through the rotating plate 5 and the connecting plate 4, so that the fixed slot 1 is stably supported and protected on a foundation pit, the supporting operation is carried out on the bottom end of each fixed column 7 through the supporting plate 9, the construction time is reduced, and the practicability is improved.

Referring to fig. 2, a hanging hook 10 is fixedly installed at the top end of each precast concrete board 3, and a worker can conveniently hoist the precast concrete board 3 by installing the hanging hooks 10.

Referring to fig. 1, a plurality of first fixing forks 11 are installed in parallel at one end of the fixing slot 1 away from the connecting plate 4, and the fixing operation of the device on the ground and the one end of the fixing slot 1 away from the connecting plate 4 is facilitated by installing the first fixing forks 11.

Referring to fig. 1, it should be further noted that a plurality of second fixing forks 12 are fixedly installed at the bottom end of the supporting plate 9, and the supporting plate 9 on the device is convenient for fixing the ground by installing the second fixing forks 12.

Referring to fig. 1, a plurality of third fixing forks 13 are fixedly installed at the bottom end of the fixing groove 1, and fixing operation between the bottom end of the fixing groove 1 and the ground is facilitated by installing the third fixing forks 13.

The outer side walls of each of the first, second and third fixed

forks

11, 12 and 13 are coated with a waterproof coating, and the service lives of each of the first, second and third fixed

forks

11, 12 and 13 are prolonged by coating the waterproof coating.

To sum up, this foundation ditch supporting construction is when using, carry out inseparable laminating operation with the bottom and the side of foundation ditch respectively with the fixed fork 13 of the third of fixed slot 1 bottom and the fixed fork 11 on the fixed slot 1 lateral wall, hoist and mount the inside to fixed slot 1 and keep apart the operation through baffle 2 through lifting hook 10 with every precast concrete board 3 in proper order, when rotatory screw rod 6, through screw rod 6 and fixed column 7 spiral shell dress to the distance between synchronous regulation backup pad 9 and the fixed slot 1, thereby make the fixed fork 12 of the second of backup pad 9 bottom carry out inseparable laminating operation with the bottom of foundation ditch, thereby accomplish the supporting operation to the foundation ditch can.

Claims

1. The utility model provides a foundation ditch supporting construction, includes fixed slot, its characterized in that: two chambers are isolated from the inside of the fixed groove through a partition plate, precast concrete boards are slidably attached to the inside of each chamber, and one end of the fixed groove is connected with a supporting plate through a plurality of supporting mechanisms;

2. The foundation pit supporting structure of claim 1, wherein: and a lifting hook is fixedly arranged at the top end of each precast concrete board.

3. A pit supporting structure according to claim 2, wherein: a plurality of first fixing forks are arranged at one end, far away from the connecting plate, of the fixing groove in parallel.

4. A pit supporting structure according to claim 3, wherein: the bottom fixed mounting of backup pad has a plurality of fixed forks of second.

5. The foundation pit supporting structure of claim 4, wherein: the bottom fixed mounting of fixed slot has a plurality of third fixed forks.

6. The foundation pit supporting structure of claim 5, wherein: waterproof paint is coated on the outer side walls of each of the first fixed fork, the second fixed fork and the third fixed fork.