CN212714968U

CN212714968U - Scalable excavation supporting down tube

Info

Publication number: CN212714968U
Application number: CN202021448192.XU
Authority: CN
Inventors: 胡明大; 陈作仁; 陈惠春; 李鑫
Original assignee: Zhejiang Zhengli High Technology Construction Co ltd
Current assignee: Zhejiang Zhengli High Technology Construction Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-03-16
Anticipated expiration: 2030-07-21

Abstract

The utility model belongs to the technical field of the equipment technique of strutting and specifically relates to a scalable excavation supporting down tube, the on-line screen storage device comprises a base, the base is square setting, the vertical welding in upper end middle part of base has the pipe, evenly be provided with multiunit auxiliary stay mechanism, multiunit between the outside of pipe and the up end of base auxiliary stay mechanism is the annular array and distributes, the screw hole that runs through the pipe is seted up at the upper end middle part of pipe, auxiliary stay mechanism includes the vertical straight board of welding in the pipe outside, contact each other between the bottom of straight board and the up end of base, one side lower extreme horizontal welding of straight board has the connecting plate. The utility model discloses an auxiliary stay mechanism realizes realizing fine support and fixed effect to the pipe bottom, and the regulation of length can be realized to cylinder cooperation pipe simultaneously to realize supporting to the article of different length, the backup pad is convenient for load and unload, and effectual realization is to the periodic maintenance of backup pad.

Description

Scalable excavation supporting down tube

Technical Field

The utility model relates to a strut equipment technical field, especially relate to a scalable excavation supporting down tube.

Background

Strut the down tube in the down tube and not indicate the body of rod that the slope was placed, indicate the member that supports to the support or the object of slope, and strut the down tube on the existing market and take place stress concentration easily, it is not good to the protective effect of the body of rod to lead to the condition of the too big one appearance body of rod rupture of atress to appear, thereby reduced the stability that the body of rod supported.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the protective effect of the rod piece is not good and the support is unstable in the prior art, and providing a telescopic foundation pit supporting inclined rod.

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

the telescopic foundation pit supporting inclined rod comprises a base, wherein the base is arranged in a square shape, a round pipe is vertically welded in the middle of the upper end of the base, a plurality of groups of auxiliary supporting mechanisms are uniformly arranged between the outer side of the round pipe and the upper end face of the base and distributed in an annular array shape, a threaded hole penetrating through the round pipe is formed in the middle of the upper end of the round pipe, a cylinder penetrating through the threaded hole is connected with the inner side of the round pipe in a threaded manner, the upper end of the cylinder penetrates through the threaded hole and extends to the outer side of the round pipe, the threaded hole and the cylinder are meshed with each other, and a supporting plate is horizontally fixed;

the auxiliary supporting mechanism comprises a straight plate vertically welded on the outer side of the circular tube, the bottom of the straight plate is in contact with the upper end face of the base, a connecting plate is horizontally welded at the lower end of one side of the straight plate, a bolt assembly is installed at the upper end of the connecting plate, and the lower end of the bolt assembly extends to the inner side of the base.

Preferably, the upper end surface of the support plate is plated with a wear-resistant layer, and the wear-resistant layer is a zinc-chromium alloy layer.

Preferably, the middle part of the lower end of the supporting plate is fixedly provided with a threaded sleeve, the upper end of the column body is in threaded connection with the inner side of the threaded sleeve, and the vertical section of the threaded sleeve is in a trapezoidal arrangement with the large size of the upper end face.

Preferably, a limiting plate is fixedly mounted at the lower end of the column body on the inner side of the circular tube, and the diameter of the limiting plate is matched with the diameter of the inner side of the circular tube.

The utility model provides a pair of scalable excavation supporting down tube, beneficial effect lies in: this scalable excavation supporting down tube passes through supplementary supporting mechanism and realizes realizing fine support and fixed effect to the pipe bottom, and the cylinder cooperation pipe can realize the regulation of length simultaneously to realize supporting to the article of different length, the backup pad is convenient for load and unload, and effectual realization is to the periodic maintenance of backup pad.

Drawings

Fig. 1 is the utility model provides a structure elevation of scalable excavation supporting down tube.

Fig. 2 is the utility model provides a structure top view of scalable excavation supporting down tube.

In the figure: the bolt assembly comprises a bolt assembly 1, a connecting plate 2, a straight plate 3, a base 4, a circular tube 5, a column 6, a supporting plate 7, a wear-resistant layer 8, a threaded sleeve 9, a limiting plate 10 and a threaded hole 11.

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.

Example 1

Referring to fig. 1-2, a telescopic foundation pit supporting diagonal rod comprises a base 4, wherein the base 4 is arranged in a square shape, a round pipe 5 is vertically welded in the middle of the upper end of the base 4, a plurality of groups of auxiliary supporting mechanisms are uniformly arranged between the outer side of the round pipe 5 and the upper end face of the base 4 and distributed in an annular array, each auxiliary supporting mechanism comprises a straight plate 3 vertically welded on the outer side of the round pipe 5, the bottom of the straight plate 3 is in contact with the upper end face of the base 4, a connecting plate 2 is horizontally welded at the lower end of one side of the straight plate 3, a bolt assembly 1 is installed at the upper end of the connecting plate 2, the lower end of the bolt assembly 1 extends to the inner side of the base 4, the straight plate 3 distributed in the annular array can fix the position of the bottom of the round pipe 4, so that when the round pipe 4 is matched with a cylinder, the stability of the support is improved.

A threaded hole 11 penetrating through the circular tube 5 is formed in the middle of the upper end of the circular tube 5, a cylinder 6 penetrating through the threaded hole 11 is in threaded connection with the inner side of the circular tube 5, the upper end of the cylinder 6 penetrates through the threaded hole 11 and extends to the outer side of the circular tube 5, the threaded hole 11 and the cylinder 6 are meshed with each other, and a supporting plate 7 is horizontally fixed at the upper end of the cylinder 6; 6 lower extreme fixed mounting of the inboard cylinder of pipe 5 has limiting plate 10, and the diameter of limiting plate 10 matches each other with the inboard diameter of pipe 5, cylinder 6 can be through with the screw hole 11 between mutually supporting to make the high rebound of position of cylinder 6, realize the altitude mixture control to backup pad 7, realize the effect of support to the article of slope.

Example 2

Referring to fig. 1-2, the difference between this embodiment and embodiment 1 is that the upper end surface of the supporting plate 7 is plated with a wear-resistant layer 8, and the wear-resistant layer 8 is specifically a zinc-chromium alloy layer, and the zinc-chromium alloy has the characteristics of high temperature resistance, corrosion resistance and wear resistance, and effectively achieves the effect of protecting the upper end surface of the supporting plate 7.

The lower extreme middle part fixed mounting of backup pad 7 has threaded sleeve 9, and the upper end threaded connection of cylinder 6 is in threaded sleeve 9's inboard, and threaded sleeve 9's vertical cross-section is the trapezoidal setting that the up end size is big, and the trapezoidal setting of threaded sleeve 9 can effectually prevent the problem of stress concentration from appearing between cylinder 6 and the pipe 5, and threaded sleeve 9 can be convenient for dismantle backup pad 7 by cylinder 6 upper end simultaneously.

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. The telescopic foundation pit supporting inclined rod comprises a base (4), wherein the base (4) is square, and is characterized in that a round pipe (5) is vertically welded in the middle of the upper end of the base (4), a plurality of groups of auxiliary supporting mechanisms are uniformly arranged between the outer side of the round pipe (5) and the upper end face of the base (4), the plurality of groups of auxiliary supporting mechanisms are distributed in an annular array manner, a threaded hole (11) penetrating through the round pipe (5) is formed in the middle of the upper end of the round pipe (5), a cylinder (6) penetrating through the threaded hole (11) is connected with the inner side of the round pipe (5) in a threaded manner, the upper end of the cylinder (6) penetrates through the threaded hole (11) and extends to the outer side of the round pipe (5), the threaded hole (11) is meshed with the cylinder (6), and a supporting plate (7) is horizontally fixed;

supplementary supporting mechanism includes vertical welding straight board (3) in pipe (5) outside, contact each other between the bottom of straight board (3) and the up end of base (4), one side lower extreme horizontal welding of straight board (3) has connecting plate (2), bolt assembly (1) is installed to the upper end of connecting plate (2), and the lower extreme of bolt assembly (1) extends to the inboard of base (4).

2. A telescopic foundation pit supporting diagonal according to claim 1, characterized in that the upper end face of the supporting plate (7) is coated with a wear resistant layer (8), and the wear resistant layer (8) is a zinc-chromium alloy layer.

3. The telescopic foundation pit supporting diagonal bar is characterized in that a threaded sleeve (9) is fixedly installed in the middle of the lower end of the supporting plate (7), the upper end of the column body (6) is in threaded connection with the inner side of the threaded sleeve (9), and the vertical section of the threaded sleeve (9) is in a trapezoidal arrangement with the large size of the upper end face.

4. The telescopic foundation pit supporting diagonal rod is characterized in that a limiting plate (10) is fixedly mounted at the lower end of the column body (6) on the inner side of the circular tube (5), and the diameter of the limiting plate (10) is matched with the diameter of the inner side of the circular tube (5).