CN211172004U

CN211172004U - Construction structure of combined deep foundation pit supporting structure

Info

Publication number: CN211172004U
Application number: CN201921932644.9U
Authority: CN
Inventors: 王玉磊
Original assignee: Shandong Institute of Geophysical and Geochemical Exploration
Current assignee: Shandong Institute of Geophysical and Geochemical Exploration
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-08-04
Anticipated expiration: 2029-11-11

Abstract

The utility model discloses a modular deep basal pit supporting construction's construction structures, including setting up the fixed foundation column in the foundation column hole, be equipped with the ascending recess of opening in the fixed foundation column, and the joint has the fixed column in the recess, the joint has square roof beam in the inside square groove of fixed column, the fixed four cardboards that are equipped with of symmetry on the outer wall of fixed column. The utility model discloses can form a complete and reliable support system to putting up of supporting construction, do not need to spend a large amount of time in advance for pouring of foundation pillar, improved the efficiency of construction of putting up supporting construction, when removing deep basal pit supporting construction at the later stage simultaneously, be convenient for give secondary recovery to the construction of putting up and recycle, saved a large amount of building materials, be favorable to the construction unit under the prerequisite of guarantee engineering safety index, promoted the whole progress of engineering construction.

Description

Construction structure of combined deep foundation pit supporting structure

Technical Field

The utility model relates to a building field especially relates to a modular deep basal pit supporting construction's construction structures.

Background

In the process of building construction, the construction of foundation pit engineering is often involved, because the soil property around the foundation pit is softer, and the distance between the edge of the foundation pit and a building is closer, the safety in the construction process is considered, the safety of underground structure construction and the surrounding environment of the deep foundation pit is ensured, and related supporting structures such as retaining, reinforcing and the like need to be built on the side wall of the deep foundation pit and the surrounding environment.

Current deep basal pit supporting construction's buildding, need build the template behind the excavation kerve of foundation ditch bottom, concreting is stereotyped into the support foundation pillar after that, then prop up a supporting beam, form complete deep basal pit supporting system, but take the supporting construction that this kind of mode was built, stability is not enough itself, secondly need spend a large amount of time in advance and build the foundation pillar template, then concrete placement accomplishes the back, must wait for it to solidify behind the shaping and just can build supporting construction, overall efficiency is low, the construction progress of engineering has seriously been influenced, and the later stage is not convenient for demolish it, used supporting construction can not carry out secondary recycle, consequently, design a modular deep basal pit supporting construction's construction structure and solve this type of problem.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: at present, the construction structure of the supporting structure is built aiming at the deep foundation pit, the stability is not enough, a large amount of time is needed to be spent for pouring the bottom column, the efficiency is low, and the secondary recycling can not be carried out on the construction structure.

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

the utility model provides a modular deep basal pit supporting construction's construction structures, is including setting up the fixed foundation column in the foundation column hole, be equipped with the ascending recess of opening in the fixed foundation column, and the joint has the fixed column in the recess, the joint has square roof beam in the inside square groove of fixed column, the symmetry is fixed on the outer wall of fixed column and is equipped with four cardboards, one side that the fixed column was kept away from to the cardboard is equipped with a plurality of threaded rods, connect with the help of the connecting cylinder between the threaded rod, threaded connection has the fixed disk on the threaded rod, the fixed disk is close to and is equipped with the bayonet socket on one side wall of fixed column, the cardboard joint is in the bayonet socket, the top symmetry of fixed foundation column is equipped with four fixed orificess, and all is fixed with the hole cover in the fixed orifices, the bottom threaded connection of threaded.

Preferably, the pouring structure comprises four isolation stop blocks symmetrically and fixedly arranged on the outer wall of the fixed bottom column, the isolation stop blocks are made of carbon steel materials, a pouring area is formed between the isolation stop blocks, and concrete is poured in the pouring area.

Preferably, the connecting cylinder is made of stainless steel materials, and the surface of the connecting cylinder is provided with an anti-skidding sleeve made of rubber materials.

Preferably, a rubber pad is arranged on the side wall of the bayonet, which is in contact with the clamping plate.

Preferably, the fixed bottom pillar is made of carbon steel materials, and the fixed pillar, the clamping plate, the fixed disc and the threaded rod are made of galvanized steel materials.

The utility model has the advantages that: can form a complete and reliable support system to putting up of supporting construction, need not spend a large amount of time in advance for pouring of sill pillar, improved the efficiency of construction of putting up supporting construction, when removing deep basal pit supporting construction at the later stage simultaneously, be convenient for give the secondary to the construction of putting up and retrieve and recycle, saved a large amount of building materials, be favorable to the construction unit under the prerequisite of guarantee engineering safety index, promoted the whole progress of engineering construction.

Drawings

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

FIG. 2 is a top view of a fixed bottom pillar structure;

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

fig. 4 is an enlarged view of the structure B in fig. 2.

In the figure: the concrete foundation comprises a soil layer 1, a foundation column pit 2, a fixed foundation column 3, a fixed column 4, a square beam 5, a clamping plate 6, a hole sleeve 7, a threaded rod 8, a fixed plate 9, a bayonet 10, a connecting cylinder 11, a foundation pit area 12, a pouring area 13, an isolation stop block 14 and concrete 15.

Detailed Description

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

Referring to fig. 1-4, a construction structure of a combined deep foundation pit supporting structure comprises a fixed bottom pillar 3 arranged in a bottom pillar pit 2, a groove with an upward opening is arranged in the fixed bottom pillar 3, a fixed pillar 4 is clamped in the groove, a square beam 5 is clamped in a square groove in the fixed pillar 4, four clamping plates 6 are symmetrically and fixedly arranged on the outer wall of the fixed pillar 4, one side of each clamping plate 6, far away from the fixed pillar 4, is provided with a plurality of threaded rods 8, the threaded rods 8 are connected with each other through connecting cylinders 11, the connecting cylinders 11 are made of stainless steel materials, anti-skidding sleeves made of rubber materials are arranged on the surfaces of the connecting cylinders 11, the friction force on the surfaces of the connecting cylinders is improved, the threaded rods are convenient to detach at the later stage, the connecting of the threaded rods 8 is released, fixed disks 9 are in threaded connection with the threaded rods 8, a bayonet 10 is arranged on, the side wall of the bayonet 10, which is contacted with the clamping plate 6, is provided with a rubber pad, so that the vibration of the clamping plate 6 in the bayonet 10 is reduced, the laminating property between the fixed bottom column and the fixed bottom column is increased, the top end of the fixed bottom column 3 is symmetrically provided with four fixed holes, hole sleeves 7 are fixed in the fixed holes, the bottom end of a threaded rod 8 is in threaded connection with the hole sleeves 7, the bottom end of the threaded rod 8 is fixed on the fixed bottom column 3, a fixed column 4 is effectively supported by a fixed disc 9 on the threaded rod 8, the stability of the whole is improved, the outer side of the fixed bottom column 3 is provided with a pouring structure, the pouring structure comprises four isolation stop blocks 14 symmetrically and fixedly arranged on the outer wall of the fixed bottom column 3, the isolation stop blocks 14 are made of carbon steel materials, a pouring area 13 is formed between the isolation stop blocks 14, concrete 15 is poured in the pouring area 13, the prefabricated fixed bottom column 3 is, concrete 15 is poured in the pouring area 13, the purpose is that the foundation pit 2 can be parallel and level with the surrounding soil layer 1 in the later stage, the smooth operation of the later stage construction of the foundation pit area 12 is ensured, the construction of a supporting structure is not influenced in the pouring process of the concrete 15, the fixed foundation pillar 3 is made of carbon steel materials, and the fixed column 4, the clamping plate 6, the fixed disc 9 and the threaded rod 8 are made of galvanized steel materials, so that the integral corrosion resistance of the fixed foundation pillar is enhanced.

In the utility model, when the structure is used, the prefabricated fixed bottom pillar 3 is hoisted into the bottom pillar pit 2, then the fixed post 4 is fixed in a groove in the fixed bottom post 3, then the threaded rod 8 is screwed in a hole sleeve 7 on the fixed bottom post 3, the fixed post 4 is supported and fixed in all directions by a fixed disk 9 which is screwed on the threaded rod 8, then the square beam 5 is hoisted into the square groove in the fixed column 4 to realize the construction of the whole supporting structure, when the supporting structure is required to be contacted, the square beam 5 is lifted away from the square groove, then the contact fixing column 4 is clamped with the fixed bottom column 3, the threaded rod 8 is detached from the fixed bottom column 3, concrete 15 is poured in the pouring area 13 on the outer side of the fixed bottom column 3, so that the base planes of the bottom layer of the bottom column pit 2 and the bottom layer of the foundation pit area 12 are restored to the flatness before, and the foundation pit area 12 is convenient to construct in the later stage.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A construction structure of a combined deep foundation pit supporting structure comprises a fixed bottom column (3) arranged in a bottom column pit (2), and is characterized in that a groove with an upward opening is formed in the fixed bottom column (3), a fixed column (4) is connected in the groove in a clamping manner, a square beam (5) is connected in a clamping manner in a square groove in the fixed column (4), four clamping plates (6) are symmetrically and fixedly arranged on the outer wall of the fixed column (4), a plurality of threaded rods (8) are arranged on one side, away from the fixed column (4), of each clamping plate (6), the threaded rods (8) are connected through a connecting barrel (11), a fixed disc (9) is in threaded connection with each threaded rod (8), a bayonet (10) is formed in one side wall, close to the fixed column (4), of each clamping plate (6) is connected in the bayonet (10), four fixing holes are symmetrically formed in the top end of the fixed bottom column (3), and the fixed holes are all fixed with hole sleeves (7), the bottom end of the threaded rod (8) is in threaded connection with the hole sleeves (7), and the outer side of the fixed bottom column (3) is provided with a pouring structure.

2. The construction structure of a combined deep foundation pit supporting structure according to claim 1, wherein the pouring structure comprises four isolation stop blocks (14) symmetrically and fixedly arranged on the outer wall of the fixed bottom pillar (3), the isolation stop blocks (14) are made of carbon steel materials, a pouring area (13) is formed between the isolation stop blocks (14), and concrete (15) is poured in the pouring area (13).

3. The construction structure of a combined deep foundation pit supporting structure according to claim 1, wherein the connecting cylinders (11) are made of stainless steel material, and the surface of the connecting cylinders (11) is provided with an anti-slip sleeve made of rubber material.

4. A combined deep foundation pit supporting construction structure according to claim 1, wherein a rubber pad is provided on a side wall of the bayonet (10) contacting the clamping plate (6).

5. The construction structure of a combined deep foundation pit supporting structure according to claim 1, wherein the fixed bottom pillar (3) is made of carbon steel material, and the fixed pillar (4), the clamping plate (6), the fixed disc (9) and the threaded rod (8) are made of galvanized steel material.