CN217267509U

CN217267509U - Foundation pit supporting structure

Info

Publication number: CN217267509U
Application number: CN202220369735.1U
Authority: CN
Inventors: 邢乐; 罗凯; 郭鹏霄; 唐雪川
Original assignee: China Coal Guanghua Geological Engineering Co ltd
Current assignee: China Coal Guanghua Geological Engineering Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-08-23
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses a supporting construction for foundation ditch, including strutting guardrail, center post and main tributary fagging, it has the center post to strut the welding of the inside both ends of guardrail, the inside cover of center post is equipped with No. two dead levers, the welding has the connecting plate between center post and the support guardrail, it is connected with the main tributary fagging through the pivot to strut guardrail one side both ends, main tributary fagging bottom cover is equipped with the accessory shoe board. The utility model discloses overall stability is good, and the installation is firm, non-deformable, and makes things convenient for the guardrail to interconnect.

Description

Foundation pit supporting structure

Technical Field

The utility model relates to a foundation ditch protection technical field, in particular to excavation supporting construction.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation, and an excavation scheme is determined according to geological and hydrological data and the conditions of buildings nearby the site before excavation, and waterproof and drainage work is performed.

The slope of the soil slope is determined according to relevant construction rules, and the soil slope can be supported by a foundation pit wall supporting device when the soil slope is excavated deeper and adjacent to a building.

The existing foundation pit supporting structure has the following defects: 1. overall structure is simple, and the installation is firm inadequately, and is crooked easily, 2, function singleness, inconvenient support guardrail interconnect. To this end, we propose a foundation pit supporting structure.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide a foundation ditch supporting construction can effectively solve the problem in the background art.

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

the utility model provides a foundation pit supporting structure, is including strutting guardrail, center post and main tributary fagging, it has the center post to strut the welding of the inside both ends of guardrail, the inside cover of center post is equipped with No. two dead levers, the welding has the connecting plate between center post and the support guardrail, it is connected with the main tributary fagging through the pivot to strut guardrail one side both ends, main tributary fagging bottom cover is equipped with the accessory support board.

Further, a reserved groove is formed in one side of the central column, the second fixing rod penetrates through the supporting guardrail, a knocking block is fixed to the top of the second fixing rod through a bolt, and one end of the knocking block penetrates through the reserved groove.

Furthermore, a butt joint groove is formed in one side of the supporting guardrail, and a butt joint block is welded on the other side of the supporting guardrail.

Furthermore, structural blocks are welded at two ends of one side of the support guardrail and are positioned above the main support plate; the structural blocks can improve the structural stability of the main support plate.

Furthermore, one side of the main support plate is connected with a fixing bolt through a thread groove, and two ends of the bottom of the support guardrail are welded with a first fixing rod; the movable auxiliary supporting plate can be fixed by rotating the fixing bolt.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through setting up the dead lever No. one, No. two dead levers, main tributary fagging and accessory shoe board, the personnel will be strutted the dead lever at guardrail bottom both ends and insert in the earth, will strut the guardrail installation, fix on the foundation ditch edge, support it, the protection, personnel use the hammer to strike and strike the piece, make No. two dead levers insert in the earth, fix once more to strutting the guardrail, improve the fastness after strutting the guardrail installation, personnel rotate the main tributary fagging, and take out the accessory shoe board, insert in the earth with the accessory shoe board bottom, rotate, screw up fixing bolt, fix the accessory shoe board that stretches out, support the guardrail through main tributary fagging and accessory shoe board, make it be difficult for crooked.

2. Through setting up connecting plate, butt joint piece and butt joint groove, it has the connecting plate to strut the welding between guardrail and the center pillar, can improve the structural stability who struts the guardrail, struts guardrail one side and has seted up butt joint groove, and the opposite side welding has butt joint piece, makes things convenient for a plurality of guardrails of strutting to connect.

Drawings

Fig. 1 is the utility model relates to a supporting construction's overall structure schematic diagram of a foundation ditch.

Fig. 2 is the utility model relates to a supporting construction's of foundation ditch center post inner structure sketch map.

Fig. 3 is the utility model relates to a main tributary fagging and assistant support plate structure sketch map of underground structure.

In the figure: 1. supporting a guardrail; 2. a central column; 3. a main supporting plate; 4. a connecting plate; 5. a first fixing rod; 6. a second fixing rod; 7. a sub-support plate; 8. a structural block; 9. a butt joint block; 10. a butt joint groove; 11. knocking the block; 12. reserving a groove; 13. a limiting block; 14. and (5) fixing the bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

As shown in fig. 1-3, an underground supporting structure, including strutting guardrail 1, center post 2 and main tributary fagging 3, it has center post 2 to strut the welding of 1 inside both ends of guardrail, the inside cover of center post 2 is equipped with No. two dead levers 6, center post 2 with strut the welding of guardrail 1 between have connecting plate 4, it is connected with main tributary fagging 3 through the pivot to strut 1 one side both ends of guardrail, 3 bottom pot heads of main tributary fagging are equipped with accessory backing plate 7.

A reserved groove 12 is formed in one side of the central column 2, the second fixing rod 6 penetrates through the supporting guardrail 1, a knocking block 11 is fixed to the top of the second fixing rod 6 through bolts, and one end of the knocking block 11 penetrates through the reserved groove 12.

In this embodiment, as shown in fig. 2, when a person strikes the striking block 11, the second fixing rod 6 can be pushed to move downwards, and the reserved groove 12 facilitates movement of the striking block 11.

The butt joint groove 10 is formed in one side of the supporting guardrail 1, and the butt joint block 9 is welded on the other side of the supporting guardrail 1.

In this embodiment, as shown in fig. 1, the docking slot 10 and the docking block 9 facilitate the mutual connection of the supporting guardrails 1.

The two ends of one side of the support guardrail 1 are welded with the structural blocks 8, and the structural blocks 8 are located above the main support plate 3.

In this embodiment, as shown in fig. 1, the structural blocks 8 can improve the structural stability of the main supporting plate 3.

Wherein, main tributary fagging 3 one side is connected with fixing bolt 14 through the thread groove, the one end of accessory backing plate 7 is through bolt fastening stopper 13, stopper 13 is located inside main tributary fagging 3, it has dead lever 5 No. one to strut 1 bottom both ends welding of guardrail.

In this embodiment, as shown in fig. 3, the limiting block 13 can prevent the sub-supporting plate 7 from completely sliding out of the main supporting plate 3.

It should be noted that the utility model relates to a foundation pit supporting structure, during operation, a person inserts a fixing rod 5 at two ends of the bottom of a supporting guardrail 1 into soil, installs and fixes the supporting guardrail 1 at the edge of a foundation pit, supports and protects the foundation pit, the person uses a hammer to knock a knocking block 11, so that a second fixing rod 6 is inserted into the soil, fixes the supporting guardrail 1 again, and improves the firmness of the supporting guardrail 1 after installation, the person rotates a main supporting plate 3, extracts an auxiliary supporting plate 7, inserts the bottom end of the auxiliary supporting plate 7 into the soil, rotates and tightens a fixing bolt 14, fixes the extended auxiliary supporting plate 7, supports the supporting guardrail 1 through the main supporting plate 3 and the auxiliary supporting plate 7, so that the supporting guardrail is not easy to be inclined, 4 connecting plates are welded between the supporting guardrail 1 and a central column 2, so that the structural stability of the supporting guardrail 1 can be improved, the structural block 8 can improve the structural stability of the main support plate 3, the butt-joint groove 10 is formed in one side of the support guardrail 1, the butt-joint block 9 is welded on the other side of the support guardrail, and a plurality of support guardrails 1 can be connected conveniently.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a foundation ditch supporting construction, includes supporting guardrail (1), center post (2) and main tributary fagging (3), its characterized in that: support the welding of guardrail (1) inside both ends and have center post (2), the inside cover of center post (2) is equipped with No. two dead levers (6), the welding has connecting plate (4) between center post (2) and the guardrail (1) of strutting, it is connected with main tributary fagging (3) through the pivot to support guardrail (1) one side both ends, main tributary fagging (3) bottom cover is equipped with accessory support board (7).

2. A foundation pit supporting construction according to claim 1, wherein: reserved groove (12) have been seted up to center post (2) one side, No. two dead levers (6) run through and strut guardrail (1), No. two dead lever (6) tops are fixed with through the bolt and are strikeed piece (11), strike piece (11) one end and run through reserved groove (12).

3. A foundation pit supporting construction according to claim 1, wherein: the butt joint groove (10) is formed in one side of the supporting guardrail (1), and the butt joint block (9) is welded to the other side of the supporting guardrail (1).

4. A foundation pit supporting construction according to claim 1, wherein: the support guardrail is characterized in that structural blocks (8) are welded at two ends of one side of the support guardrail (1), and the structural blocks (8) are located above the main support plate (3).

5. A foundation pit supporting construction according to claim 1, wherein: the supporting device is characterized in that one side of the main support plate (3) is connected with a fixing bolt (14) through a thread groove, one end of the auxiliary support plate (7) is fixed with a limiting block (13) through a bolt, the limiting block (13) is located inside the main support plate (3), and fixing rods (5) are welded at two ends of the bottom of the supporting guardrail (1).