CN210288423U

CN210288423U - Ultra-deep foundation pit supporting structure

Info

Publication number: CN210288423U
Application number: CN201920924274.8U
Authority: CN
Inventors: 黄涛; 戚旭东; 陈波; 秦伟; 单佩佩; 卫翔
Original assignee: Jiangsu Central Construction Engineering Corp
Current assignee: Jiangsu Central Construction Engineering Corp
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2020-04-10
Anticipated expiration: 2029-06-19

Abstract

The utility model discloses an ultra-deep foundation pit supporting structure belongs to deep foundation pit supporting technical field. The utility model provides an ultra-deep foundation pit supporting structure, includes the shell body, is provided with the runner assembly in the shell body, and both sides are central symmetry about the runner assembly and are provided with two centre gripping subassemblies, and the fixing base has been cup jointed to the centre gripping subassembly outer end to the welding has the gib block on the fixing base, and the fixing base outside still is provided with the bracing piece. The device is provided with the shell body between two bracing pieces that are used for strutting to be provided with the runner assembly that is used for the outside turning force of transmission in the shell body, and both sides are central symmetry about the runner assembly and are provided with two centre gripping subassemblies, make and rotate the runner assembly, and drive the centre gripping subassembly and peg graft at the last bracing piece of fixing base its tip and carry out the centre gripping stably, can accomplish fast assembly through the screw with carousel and shell body fixed connection at last.

Description

Ultra-deep foundation pit supporting structure

Technical Field

The utility model relates to a deep basal pit support technical field, more specifically say, relate to an ultra-deep basal pit supporting construction.

Background

The ultra-deep foundation pit is more difficult than the deep foundation pit. And (3) defining the deep foundation pit: the provision of "notice of safety management method for project in parts with high risk" by the ministry of construction article No. 200987: the general deep foundation pit refers to a project with the excavation depth of more than 5 meters (including 5 meters), more than three layers (including three layers) of a basement, or the excavation depth of less than 5 meters, but the geological conditions, the surrounding environment and underground pipelines are particularly complex.

Chinese patent that patent number is CN201721318980.5 among the prior art proposes an ultra-deep foundation ditch supporting construction, and each subassembly is connected as a whole in this structure, and the effectual problem of falling has been solved, and the specially adapted is strutted in ultra-deep foundation ditch, and excavation area compares in putting the slope excavation and significantly reduces, and backfill earthwork also significantly reduces, though beneficial effect is more, still exists following problem: the supporting construction of ultra-deep foundation ditch is more complicated than the deep foundation ditch, the installation degree of difficulty is bigger, make the strut of traditional ultra-deep foundation ditch install the stage long, the inefficiency, cause certain pollution and need make a large amount of fastening die and cause shortcomings such as wasting of resources to the environment, the integrated cost is low in the prefabricated installation, the installation operation is fast, the unified and green of quality standard advantage such as energy-concerving and environment-protective, the advantage that can't reach with convenient has traditional construction mode, consequently, need for one kind can be convenient for install ultra-deep foundation ditch fast, reduce installation cost, avoid environmental pollution's prefabricated supporting construction. In view of this, we propose an ultra-deep foundation pit supporting structure.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

An object of the utility model is to provide an ultra-deep excavation supporting construction to solve the problem that proposes in the above-mentioned background art.

2. Technical scheme

The utility model provides an ultra-deep foundation pit supporting structure, includes the shell body, the shell body is hollow cuboid structure, and be provided with runner assembly in the shell body, both sides are central symmetry about the runner assembly and are provided with two centre gripping subassemblies, centre gripping subassembly the inner rotates with the runner assembly rear end to be connected, the fixing base has been cup jointed to centre gripping subassembly outer end, the fixing base is hollow T type structure, and the welding of fixing base upper end has the gib block, just the fixing base outside still is provided with the bracing piece, bracing piece tip downside and gib block outside sliding connection, the inboard and centre gripping subassembly upper end of bracing piece middle part is supported and is pressed and be connected.

Preferably, the supporting rod is of an i-shaped structure, the upper wall of the groove at two sides of the supporting rod is provided with an arc surface a, two sides of the lower end of the supporting rod are symmetrically provided with two guide grooves, and the inner sides of the guide grooves are slidably connected with the outer sides of the guide strips.

Preferably, the runner assembly includes the axis of rotation, the axis of rotation rear end is connected with the inboard back wall rotation of shell body, the axis of rotation front end passes the inboard antetheca of shell body and extends to outside and fixedly connected with carousel, the carousel front side is the equidistant a plurality of screws that are provided with of annular, the screw rear end pass carousel inside and shell body front end in proper order and respectively with carousel and shell body threaded connection.

Preferably, the fixed driving plate that is provided with in axis of rotation middle part outside, the driving plate is the ellipsoid structure, and driving plate rear side symmetrical welding has two to rotate the post, it is connected with the inner rotation of centre gripping subassembly to rotate the post outside.

Preferably, the clamping assembly comprises a connecting rod, the inner end of the connecting rod is rotatably connected with the outer side of the rotating column, the upper end of the connecting rod is rotatably connected with a middle rotating shaft, and two clamping arms are symmetrically arranged at the front end and the rear end of the middle rotating shaft.

Preferably, the clamping arm is of a U-shaped structure, the lower end of the clamping arm is connected with the end part of the middle rotating shaft in a rotating mode, the outer side of the lower end of the clamping arm is in abutting contact with the inner wall of the fixing seat before air, the upper end of the clamping arm penetrates through the cavity in the lower part of the fixing seat and extends to the outside, an arc-shaped surface B matched with the arc-shaped surface A is arranged on the outer side of the upper end of the clamping arm, and the bottom surface of the upper end of the clamping arm.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

the utility model relates to an ultra-deep foundation pit supporting construction especially is an ultra-deep foundation pit supporting's supplementary mounting structure, and a plurality of these supplementary mounting structures constitute ultra-deep foundation pit supporting construction jointly. The device is provided with the shell body between two bracing pieces that are used for strutting to be provided with the runner assembly that is used for the outside turning force of transmission in the shell body, and both sides are central symmetry about the runner assembly and are provided with two centre gripping subassemblies, make and rotate the runner assembly, and drive the centre gripping subassembly and peg graft at the last bracing piece of fixing base its tip and carry out the centre gripping stably, can accomplish fast assembly through the screw with carousel and shell body fixed connection at last.

Drawings

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

FIG. 2 is a schematic structural view of the support rod of the present invention;

fig. 3 is a schematic diagram of the overall structure of the present invention;

FIG. 4 is a schematic view of the rear side of the structure of the rotating assembly of the present invention;

fig. 5 is a schematic view of the structure of the clamping assembly according to the present invention;

the reference numbers in the figures illustrate: 1. an outer housing; 2. a rotating assembly; 201. a rotating shaft; 202. a turntable; 203. a screw; 204. a drive plate; 205. rotating the column; 3. a clamping assembly; 301. a connecting rod; 302. a middle rotating shaft; 303. clamping arms; 304. an arc-shaped surface B; 4. a fixed seat; 401. a guide strip; 5. a support bar; 501. an arc-shaped surface A; 502. a guide groove.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides an ultra-deep foundation pit supporting construction, including shell body 1, shell body 1 is hollow cuboid structure, and be provided with runner assembly 2 in shell body 1, the both sides are central symmetry about runner assembly 2 and are provided with two

centre gripping subassemblies

3, 3 inner of centre gripping subassembly rotate with 2 rear ends of runner assembly and be connected, fixing base 4 has been cup jointed to 3 outer ends of centre gripping subassembly, fixing base 4 is hollow T type structure, and there is guide bar 401 in the welding of 4 upper ends of fixing base, and the 4 outside of fixing base still is provided with

bracing piece

5, 5 tip downside of bracing piece and the outside sliding connection of guide bar 401, bracing piece 5 middle part inboard and 3 upper ends of centre gripping subassembly support to press and be connected. The utility model discloses well 4 fixed mounting of fixing base are on the crossbeam of ultra-deep foundation ditch.

The supporting rod 5 is of an I-shaped structure, an arc-shaped surface A501 is formed in the upper wall of the groove in the two sides of the supporting rod 5, two guide grooves 502 are symmetrically formed in the two sides of the lower end of the supporting rod 5, and the inner sides of the guide grooves 502 are connected with the outer sides of the guide strips 401 in a sliding mode.

Rotating assembly 2 includes axis of rotation 201, and axis of rotation 201 rear end is rotated with shell body 1 inside back wall and is connected, and axis of rotation 201 front end passes the inboard antetheca of shell body 1 and extends to outside and fixedly connected with carousel 202, and carousel 202 front side is the equidistant a plurality of screws 203 that are provided with of annular, and the screw 203 rear end passes carousel 202 inside in proper order and shell body 1 front end and respectively with carousel 202 and shell body 1 threaded connection.

The outer side of the middle of the rotating shaft 201 is fixedly provided with a transmission disc 204, the transmission disc 204 is of an ellipsoid structure, two rotating columns 205 are symmetrically welded on the rear side of the transmission disc 204, and the outer sides of the rotating columns 205 are rotatably connected with the inner end of the clamping component 3.

The clamping assembly 3 comprises a connecting rod 301, the inner end of the connecting rod 301 is rotatably connected with the outer side of the rotating column 205, the upper end of the connecting rod 301 is rotatably connected with a middle rotating shaft 302, and two clamping arms 303 are symmetrically arranged at the front end and the rear end of the middle rotating shaft 302.

The arm lock 303 is a U-shaped structure, the lower end of the arm lock 303 is connected with the end of the middle rotating shaft 302 in a rotating manner, the outer side of the lower end of the arm lock 303 is in contact with the inner wall of the fixing seat 4 before air, the upper end of the arm lock 303 penetrates through the cavity at the lower part of the fixing seat 4 and extends to the outside, an arc-shaped surface B304 matched with the arc-shaped surface a501 is arranged on the outer side of the upper end of the arm lock 303, and the bottom surface of the upper end of.

The utility model relates to an ultra-deep foundation pit supporting structure, in particular to an auxiliary mounting structure for ultra-deep foundation pit supporting, a plurality of the auxiliary mounting structures jointly form the ultra-deep foundation pit supporting structure, because the supporting and mounting period of the ultra-deep foundation pit in the prior art is long, the efficiency is low, certain pollution is caused to the environment, and a large number of fastening dies are required to be manufactured to cause resource waste and the like, an assembly mounting structure which can be conveniently and rapidly mounted on the ultra-deep foundation pit, reduce the mounting cost and avoid environmental pollution is urgently needed, so that an outer shell 1 is arranged between two supporting rods 5 for supporting, a rotating component 2 for transmitting external rotating force is arranged in the outer shell 1, and two clamping components 3 are arranged on the upper side and the lower side of the rotating component 2 in a central symmetry manner, so that the rotating component 2 is rotated, under the driving of a driving disc 204, two connecting rods 301 are gradually close, and the lower extreme of two arm lock 303 receives the extrusion of fixing base 4 cavity inner wall to make arm lock 303 upper end be close to gradually and carry out the centre gripping with the last bracing piece 5 of pegging graft at fixing base 4 stably, can accomplish the equipment with carousel 202 and shell body 1 fixed connection through screw 203 at last.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model. Furthermore, the word "comprising" does not exclude other elements or steps, and the word "a" or "an" preceding an element does not exclude the presence of a plurality of such elements. Several of the elements recited in the product claims may also be implemented by one element in software or hardware. The terms first, second, etc. are used to denote names, but not any particular order.

Claims

1. The utility model provides an ultra-deep foundation pit supporting construction, includes shell body (1), its characterized in that: the utility model discloses a novel bearing support, including shell body (1), rotation subassembly (2) are provided with in shell body (1), both sides are central symmetry about rotation subassembly (2) and are provided with two centre gripping subassemblies (3), centre gripping subassembly (3) inner rotates with rotation subassembly (2) rear end to be connected, fixing base (4) have been cup jointed to centre gripping subassembly (3) outer end, fixing base (4) are hollow T type structure, and fixing base (4) upper end welding has gib block (401), just fixing base (4) outside still is provided with bracing piece (5), bracing piece (5) tip downside and gib block (401) outside sliding connection, bracing piece (5) middle part inboard supports to press with centre gripping subassembly (3) upper end and is connected.

2. The ultra-deep foundation pit supporting structure according to claim 1, wherein: the supporting rod (5) is of an I-shaped structure, an arc-shaped surface A (501) is formed in the upper wall of the groove in each side of the supporting rod (5), two guide grooves (502) are symmetrically formed in each side of the lower end of the supporting rod (5), and the inner sides of the guide grooves (502) are connected with the outer sides of the guide strips (401) in a sliding mode.

3. The ultra-deep foundation pit supporting structure according to claim 1, wherein: rotating assembly (2) includes axis of rotation (201), axis of rotation (201) rear end is rotated with shell body (1) inboard back wall and is connected, axis of rotation (201) front end passes shell body (1) inboard antetheca and extends to outside and fixedly connected with carousel (202), carousel (202) front side is the equidistant a plurality of screws (203) that are provided with of annular, screw (203) rear end passes carousel (202) inside and shell body (1) front end in proper order and respectively with carousel (202) and shell body (1) threaded connection.

4. An ultra-deep foundation pit supporting structure according to claim 3, wherein: the fixed driving plate (204) that is provided with in axis of rotation (201) middle part outside, driving plate (204) are the ellipsoid structure, and driving plate (204) rear side symmetry welding has two to rotate post (205), it is connected with centre gripping subassembly (3) inner rotation to rotate the post (205) outside.

5. The ultra-deep foundation pit supporting structure according to claim 1, wherein: the clamping assembly (3) comprises a connecting rod (301), the inner end of the connecting rod (301) is rotatably connected with the outer side of the rotating column (205), a middle rotating shaft (302) is rotatably connected to the upper end of the connecting rod (301), and two clamping arms (303) are symmetrically arranged at the front end and the rear end of the middle rotating shaft (302).

6. An ultra-deep foundation pit supporting structure according to claim 5, wherein: arm lock (303) are U type structure, arm lock (303) lower extreme and well pivot (302) tip rotate to be connected, arm lock (303) lower extreme outside supports with fixing base (4) before empty inner wall and presses the contact, just arm lock (303) upper end is passed fixing base (4) lower part cavity and is extended to the outside, and arc face B (304) with arc face A (501) looks adaptation are seted up in arm lock (303) upper end outside, arm lock (303) upper end bottom surface supports with bracing piece (5) middle part recess lower wall and presses and is connected.