CN214245744U

CN214245744U - Supporting body for supporting wall beam replacement in construction of basement of deep foundation pit

Info

Publication number: CN214245744U
Application number: CN202022880829.9U
Authority: CN
Inventors: 龚达; 金国栋; 陈新喜; 万展君; 李赟; 史朋; 文杰; 熊久明; 张琴; 余少乐; 朱钱丰
Original assignee: China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Engineering Division Co Ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-21
Anticipated expiration: 2030-12-03

Abstract

The utility model relates to a buttress beam support changing body used in the construction of a basement of a deep foundation pit, which comprises a wall body, a buttress beam and a surrounding frame, wherein the buttress beam is placed outside the surrounding frame, a pre-embedded anchor plate is fixed at the inner side of the surrounding frame, support changing section steel is arranged at the inner side of the pre-embedded anchor plate, one end of the buttress beam penetrates through the side surface of the wall body, and a floor beam is integrally formed at one end of the wall body; the counterfort beam is of a reinforced concrete structure and is formed together with the basement beam plate, and compared with a plain concrete force transfer block, the counterfort beam has better stress performance; the system is one of transverse support changing modes, and can replace the function of the foundation pit inner support after the foundation pit inner support is removed, so that the safety of the foundation pit is ensured; traditional plain concrete passes power piece thickness and must not be greater than this floor height, and the counterfort roof beam passes through haunched structure, and its height can not receive floor height restriction to resist the foundation ditch deformation better, the device is applicable to the basement structure construction that has the foundation ditch to support and trade and prop, and the level of floor disappearance department trades and props.

Description

Supporting body for supporting wall beam replacement in construction of basement of deep foundation pit

Technical Field

The utility model relates to a building technical field especially relates to a buttress roof beam trades supporter for in deep basal pit basement construction.

Background

In the construction of a basement of a deep foundation pit, a supporting structure is often required to be adopted to support the basement so as to keep a low structure stable and avoid local collapse, but the existing supporting mode basically adopts a fixing plate to reinforce, and the operation is not suitable for automobile ramps and the missing part of a floor slab of a staircase, so that the supporting effect is not ideal; in view of the problems that are exposed during the use of the current building support devices, there is a need for structural improvements and optimizations of the building support devices.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a buttress roof beam that is arranged in deep basal pit basement construction and trades the supporter, have the advantage of being convenient for support underground structure.

The technical scheme for realizing the purpose is as follows: the utility model provides a buttress roof beam trades supporter for in construction of deep basal pit basement, includes wall body, buttress roof beam and encloses the fender bracket, the buttress roof beam is placed in the outside of enclosing the fender bracket, just the inboard of enclosing the fender bracket is fixed with pre-buried anchor slab, the inboard of pre-buried anchor slab is equipped with trades and props shaped steel, the one end of buttress roof beam runs through the side surface of wall body, the one end integrated into one piece of wall body has the floor crossbeam, inside floor roof beam and the floor floorbar of being equipped with of floor crossbeam, just upper end and the lower extreme at the floor crossbeam are established to floor roof beam, floor floorbar symmetry, the inside of buttress roof beam is equipped with the face roof beam floorbar, just the one end of face roof beam floorbar runs through to the inside of floor crossbeam.

Preferably, the floor beam and the floor bottom beam are both L-shaped components, and one end of the floor beam and one end of the floor bottom beam are embedded in the buttress beam.

Preferably, the floor crossbeam is filled with the floor hoop beam, and the two ends of the floor hoop beam are respectively connected with the floor beam, the floor bottom beam and the floor beam bottom rib.

Preferably, the floor hoop beams are arranged in a plurality and are arranged in parallel. In order to further improve the structural stability of the device.

Preferably, the haunch frame has been placed to the upper surface of counterfort roof beam, the inside longitude and latitude of haunch frame is crisscross to be fixed with the mount. In order to further improve the stability of the equipment structure.

Preferably, vertical stirrups are uniformly arranged on the side surface of the haunching frame. In order to further improve the stability of the device structure.

The utility model has the advantages that: the counterfort beam is of a reinforced concrete structure and is formed together with the basement beam plate, and compared with a plain concrete force transfer block, the counterfort beam has better stress performance; the system is one of transverse support changing modes, and can replace the function of the foundation pit inner support after the foundation pit inner support is removed, so that the safety of the foundation pit is ensured; the thickness of the traditional plain concrete force transfer block is not larger than the floor height of the floor, and the height of the buttress beam is not limited by the floor height through an armpit structure, so that the deformation of the foundation pit is better resisted; the system can be suitable for floor slab missing parts such as automobile ramps, staircases and the like, and has strong applicability; the device is applicable to the basement structure construction that has the foundation ditch to support and trade and prop to and the level of floor disappearance department trades and props.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the buttress beam of the present invention;

fig. 3 is a schematic view of the haunching structure of the present invention;

description of reference numerals:

1. a buttress beam; 2. changing support section steel; 3. embedding an anchor plate; 4. a wall body; 5. a floor beam; 6. A floor beam; 7. a floor sill; 8. a floor hoop beam; 9. a face beam bottom rib; 10. adding an axilla frame; 11. A surrounding and protecting frame.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to the attached drawings 1 to 3, the buttress beam support changing body for the deep foundation pit basement construction comprises a wall body 4, a buttress beam 1 and an enclosure frame 11, wherein the buttress beam 1 is placed on the outer side of the enclosure frame 11, an embedded anchor plate 3 is fixed on the inner side of the enclosure frame 11, support changing section steel 2 is arranged on the inner side of the embedded anchor plate 3, one end of the buttress beam 1 penetrates through the side surface of the wall body 4, a floor cross beam 5 is integrally formed at one end of the wall body 4, a floor beam 6 and a floor bottom beam 7 are arranged inside the floor cross beam 5, the floor beam 6 and the floor bottom beam 7 are symmetrically arranged at the upper end and the lower end of the floor cross beam 5, a floor beam bottom rib 9 is arranged inside the buttress beam 1, and one end of the floor beam bottom rib 9 penetrates into the floor cross beam 5.

Furthermore, the floor beam 6 and the floor bottom beam 7 are both L-shaped members, and one end of the floor beam 6 and one end of the floor bottom beam 7 are embedded in the handrail 1.

Furthermore, the floor crossbeam 5 is filled with a floor hoop beam 8, and two ends of the floor hoop beam 8 are respectively connected with the floor beam 6, the floor bottom beam 7 and the floor beam bottom rib 9.

Furthermore, the floor hoop beams 8 are arranged in a plurality of parallel arrangement.

Furthermore, an armpit frame 10 is placed on the upper surface of the buttress beam 1, and fixing frames are fixed in the armpit frame 10 in a warp-weft staggered mode.

Furthermore, vertical stirrups are uniformly arranged on the side surface of the armpit frame 10.

The utility model discloses a theory of operation is: when the buttress beam support changing body is used, a buttress beam 1 is connected with a surrounding frame 11 through embedded bars, support changing section steel 2 is connected with a basement outer wall and a floor slab through an embedded anchor plate 3, the stress of the surrounding frame 11 is transmitted to the basement outer wall through the buttress beam 1 and then transmitted to a structural floor slab through the support changing section steel 2; the counterfort 1 and the basement beam slab of the layer are formed together, and the counterfort 1 reaches the design strength, and after the support-changing section steel 2 is installed, the upper foundation pit support can be detached.

The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.

Claims

1. The utility model provides a buttress roof beam trades supporter for in construction of deep basal pit basement, a serial communication port, include wall body, buttress roof beam and enclose the fender bracket, the buttress roof beam is placed in the outside of enclosing the fender bracket, just the inboard of enclosing the fender bracket is fixed with pre-buried anchor slab, the inboard of pre-buried anchor slab is equipped with trades props shaped steel, the one end of buttress roof beam runs through the side surface of wall body, the one end integrated into one piece of wall body has the floor crossbeam, inside floor roof beam and the floor sill of being equipped with of floor crossbeam, just upper end and the lower extreme at the floor crossbeam are established to floor roof beam, floor sill symmetry, the inside of buttress roof beam is equipped with the face roof beam floorbar, just the one end of face roof beam floorbar runs through to the inside of floor crossbeam.

2. The buttress beam support for construction of a basement of a deep foundation pit according to claim 1, wherein the floor beam and the floor sill are L-shaped members, and one end of the floor beam and one end of the floor sill are embedded in the buttress beam.

3. The buttress beam bracing body for the construction of the basement of the deep foundation pit as claimed in claim 2, wherein the floor beam is internally filled with a floor hoop beam, and two ends of the floor hoop beam are respectively connected with the floor beam, the floor sill and a floor beam bottom rib.

4. The buttress beam bracing body for construction of a basement of a deep foundation pit according to claim 3, wherein a plurality of the floor hoop beams are arranged in parallel.

5. The buttress beam support change body for the construction of the basement of the deep foundation pit according to claim 1, wherein an armpit frame is placed on the upper surface of the buttress beam, and fixing frames are fixed in the armpit frame in a warp-weft staggered manner.

6. The buttress beam support change body for the construction of the basement of the deep foundation pit according to claim 5, wherein vertical stirrups are uniformly arranged on the side surface of the haunched frame.