CN211816300U

CN211816300U - A safety support structure for excavation supporting

Info

Publication number: CN211816300U
Application number: CN202020439412.6U
Authority: CN
Inventors: 高鲁飞; 解君彩
Original assignee: Shandong Institute of Geophysical and Geochemical Exploration
Current assignee: Shandong Institute of Geophysical and Geochemical Exploration
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-10-30
Anticipated expiration: 2030-03-31

Abstract

The utility model discloses a safety support structure for excavation supporting belongs to the building technology field, and it includes the base plate, the right-hand member fixed connection of rotating device and two telescopic links, two are passed through on the right side of base plate upper surface the left end of telescopic link is all through the right flank of connecting piece and fixing base fixed connection in the backup pad, the draw-in groove has been seted up to the top of backup pad right flank, the joint has the fixture block in the draw-in groove. This a safety support structure for excavation supporting, through adjusting the length of telescopic link, can make things convenient for the angle of backup pad to adjust to the convenience is strutted the foundation ditch of different angles, and the joint has the reinforcing bar net in the backup pad simultaneously, fixes the other end of reinforcing bar net subaerial through the spud pile, utilizes the reinforcing bar net to play the effect of strutting, has not only strengthened the backup pad and to the effect of strutting of foundation ditch, keeps the foundation ditch indeformable and collapse, simultaneously can reduce cost, retrieves and recycles.

Description

A safety support structure for excavation supporting

Technical Field

The utility model belongs to the technical field of the building, specifically be a safety support structure for excavation supporting.

Background

The foundation pit support is a supporting, blocking, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.

The existing foundation pit supporting structure is usually formed by pouring and supporting at the periphery of a foundation pit, and due to the fact that the pouring construction period is long, the construction difficulty is high, the cost is high, and the existing foundation pit supporting structure cannot be recycled after construction, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the above defect of prior art, the utility model provides a safety support structure for excavation supporting has solved excavation supporting structure majority and has adopted the mode of filling, and the construction degree of difficulty is big, and is with high costs, and can't retrieve reuse, causes the problem of wasting of resources.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safety support structure for excavation supporting, includes the base plate, the right-hand member fixed connection of rotating device and two telescopic links is passed through on the right side of base plate upper surface, two the left end of telescopic link all is at the right flank of backup pad through connecting piece and fixing base fixed connection, the draw-in groove has been seted up to the top of backup pad right flank, the joint has the fixture block in the draw-in groove, the right side of fixture block upper surface is provided with the reinforcing bar net, the other end of reinforcing bar net is provided with the spud pile.

As a further aspect of the present invention: the rotating device comprises two fixing plates, wherein the lower surfaces of the fixing plates are fixedly connected to the right side of the upper surface of the base plate, bearings are clamped to opposite surfaces of the fixing plates, the bearings are connected to the same rotating shaft in a sleeved mode, and the left side of the surface of the rotating shaft is fixedly connected with two telescopic rods.

As a further aspect of the present invention: the fixture block upper surface's left side has been seted up the spacing groove, the spacing inslot joint has the gag lever post, the sliding sleeve has been cup jointed on the surface of gag lever post, the sliding sleeve joint is at the upper surface of draw-in groove inner wall, the top of gag lever post pass the sliding sleeve and with the lower fixed surface of connecting plate be connected, the gag lever post upper surface has cup jointed the spring, the top and the bottom of spring are fixed connection respectively at the lower surface of connecting plate and the upper surface of backup pad.

As a further aspect of the present invention: the telescopic rod is provided with a knob, the left end of the telescopic rod is fixedly connected to the right side face of the fixing seat through a connecting piece, and the left side face of the fixing seat is fixedly connected to the upper portion of the right side face of the supporting plate.

As a further aspect of the present invention: the upper surface of base plate has seted up a plurality of through-hole, a plurality of all be provided with the staple in the through-hole, the left side of base plate upper surface is passed through the hinge and is articulated with the lower surface of backup pad, the left surface fixedly connected with a plurality of antiskid nail of backup pad, the antiskid nail adopts stainless steel to make.

As a further aspect of the present invention: the reinforcing mesh is formed by welding a plurality of transverse reinforcing steel bars and a plurality of vertical reinforcing steel bars.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this a safety support structure for excavation supporting, through adjusting the length of telescopic link, can make things convenient for the angle of backup pad to adjust to the convenience is strutted the foundation ditch of different angles, and the joint has the reinforcing bar net in the backup pad simultaneously, fixes the other end of reinforcing bar net subaerial through the spud pile, utilizes the reinforcing bar net to play the effect of strutting, has not only strengthened the backup pad and to the effect of strutting of foundation ditch, keeps the foundation ditch indeformable and collapse, simultaneously can reduce cost, retrieves and recycles.

2. This a safety support structure for excavation supporting through setting up through-hole and staple, utilizes the staple to fix the base plate at the subaerial of foundation ditch, has played fixed baseplate's effect, and the reinforcing base plate plays the effect of supporting telescopic link and backup pad, prevents that the base plate from receiving the exogenic action and producing under sliding, has guaranteed the holistic fixed effect of this structure, has improved foundation ditch construction's security.

3. This a safety support structure for excavation supporting through setting up the antiskid ribbed tile, when the backup pad supported on the foundation ditch, the antiskid ribbed tile can inject in earth, has played fixed effect to the backup pad, prevents that the backup pad from taking place to remove under the effect of reinforcing bar net to the stability of backup pad has been guaranteed.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic view of part A of the present invention;

fig. 3 is a schematic structural view of the reinforcing mesh of the present invention as viewed from the right;

in the figure: the anti-skid device comprises a base plate 1, a rotating device 2, a fixing plate 201, a bearing 202, a rotating shaft 203, a telescopic rod 3, a knob 4, a connecting piece 5, a fixing seat 6, a supporting plate 7, a hinge 8, a clamping groove 9, a clamping block 10, a limiting groove 11, a limiting rod 12, a sliding sleeve 13, a connecting plate 14, a spring 15, a reinforcing mesh 16, a fixing pile 17, a through hole 18, a fixing nail 19 and a non-skid nail 20.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-3, the utility model provides a technical solution: the utility model provides a safety support structure for excavation supporting, including base plate 1, the right side of 1 upper surface of base plate passes through rotating device 2 and two telescopic link 3's right-hand member fixed connection, the left end of two telescopic link 3 all is at the right flank of backup pad 7 through connecting

piece

5 and 6 fixed connection of fixing base, through setting up the length of adjusting telescopic link 3, can make things convenient for the angle of backup pad 7 to adjust, thereby the convenience is strutted the foundation ditch of different angles, increase the application scope that backup pad 7 was strutted, draw-in groove 9 has been seted up to the top of backup pad 7 right flank, the joint has fixture block 10 in the draw-in groove 9, the right side of fixture block 10 upper surface is provided with reinforcing bar net 16, reinforcing bar net.

Specifically, as shown in fig. 1, rotating device 2 includes two fixed plates 201, the equal fixed connection in the right side of base plate 1 upper surface of lower surface of two fixed plates 201, the equal joint in opposite face of two fixed plates 201 has bearing 202, two bearings 202 cup joint on same pivot 203, two telescopic links 3 of left side fixedly connected with on pivot 203 surface, through setting up rotating device 2, utilize pivot 203 to rotate on bearing 202, make 3 right-hand members of telescopic link can be fixed fix on base plate 1, rotation that again can be nimble.

Specifically, as shown in fig. 2, a limiting groove 11 is formed on the left side of the upper surface of the clamping block 10, a limiting rod 12 is clamped in the limiting groove 11, a sliding sleeve 13 is sleeved on the surface of the limiting rod 12, the sliding sleeve 13 is clamped on the upper surface of the inner wall of the clamping groove 9, the top end of the limiting rod 12 penetrates through the sliding sleeve 13 and is fixedly connected with the lower surface of the connecting plate 14, by arranging the clamping groove 9, the clamping block 10, the limiting groove 11, the limiting rod 12 and the connecting plate 14, when the clamping block 10 is clamped in the clamping groove 9, the limiting rod 12 is clamped in the limiting groove 11 to fix the clamping block 10, the reinforcing mesh 16 can be fixed on the supporting plate 7, when the limiting rod 12 is pulled out from the limiting groove 11, the clamping block 10 can be pulled out, so that the reinforcing mesh 16 can be detached from the supporting plate 7, which is convenient for people to install and detach the reinforcing mesh 16, the upper surface of the limiting rod 12 is sleeved with a spring 15, and the, through the arrangement of the spring 15, when people loosen the pulled connecting plate 14 and the pulled limiting rod 12, the pulling force generated by the spring 15 drives the limiting rod 12 to move downwards through the connecting plate 14, so that the limiting rod 12 is clamped in the limiting groove 11, and the clamping block 10 can be fixed in the clamping groove 9.

Specifically, as shown in fig. 1, a knob 4 is arranged on a telescopic rod 3, the left end of the telescopic rod 3 is fixedly connected to the right side surface of a fixed seat 6 through a connecting piece 5, the left side surface of the fixed seat 6 is fixedly connected to the upper side surface of the right side surface of a supporting plate 7, the tightness degree of the knob 4 is controlled by arranging the knob 4, the length of the telescopic rod 3 can be flexibly adjusted, convenience is brought to the adjustment of the angle of the supporting plate 7, a plurality of through holes 18 are formed in the upper surface of the substrate 1, fixing nails 19 are arranged in the plurality of through holes 18, the substrate 1 is fixed on the ground of a foundation pit by the fixing nails 19 through arranging the through holes 18 and the fixing nails 19, the function of fixing the substrate 1 is achieved, the substrate 1 is enhanced to support the telescopic rod 3 and the supporting plate 7, the substrate 1 is prevented from sliding under the action of external force, the integral fixing effect of, the left side of base plate 1 upper surface is articulated through the lower surface of hinge 8 with backup pad 7, and a plurality of antiskid nail 20 of the left surface fixedly connected with of backup pad 7, antiskid nail 20 adopt stainless steel to make, through setting up antiskid nail 20, when backup pad 7 supports on the foundation ditch, antiskid nail 20 can inject in earth, has played fixed effect to backup pad 7, prevents that backup pad 7 from taking place to remove under the effect of reinforcing bar net 16 to the stability of backup pad 7 has been guaranteed.

Specifically, as shown in fig. 3, the reinforcing mesh 16 is formed by welding a plurality of transverse reinforcing bars and a plurality of vertical reinforcing bars, the reinforcing mesh 16 is clamped in the clamping groove 9 by the clamping block 10, the reinforcing mesh 16 is connected to the supporting plate 7, the other end of the reinforcing mesh 16 is fixed to the ground by the fixing pile 17, and the slope of the foundation pit is supported by the reinforcing mesh 16, so that the use cost is reduced, and the working efficiency is improved.

The utility model discloses a theory of operation does:

s1, when in use, a worker fixes the base plate 1 on the ground in a foundation pit by using the fixing nails 19, then adjusts the angle of the supporting plate 7 to enable the supporting plate 7 to be in contact with the slope of the foundation pit, controls the tightness degree of the knob 4 at the moment, adjusts the length and the angle of the two telescopic rods 3, fixes the fixed seat 6 on the side surface of the supporting plate 7 and fixes the supporting plate 7;

s2, after the base plate 1 and the support plate 7 are fixed, the bottom end of the limiting rod 12 moves into the sliding sleeve 13 by pulling the connecting plate 14 and the limiting rod 12, the clamping block 10 is clamped into the clamping groove 9 at the moment, then the connecting plate 14 is loosened, the limiting rod 12 is driven by the tensile force of the spring 15 to move downwards through the connecting plate 14, the limiting rod 12 is clamped into the limiting groove 11, the clamping block 10 is fixed, and the reinforcing mesh 16 is connected to the support plate 7;

and S3, fixing the other end of the reinforcing mesh 16 on the ground far away from the foundation pit through the fixing pile 17, wherein the reinforcing mesh 16 supports the slope of the rest foundation pit.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a safety support structure for excavation supporting, includes base plate (1), its characterized in that: the right side of base plate (1) upper surface is through rotating device (2) and the right-hand member fixed connection of two telescopic links (3), two the left end of telescopic link (3) is all through connecting piece (5) and fixing base (6) fixed connection at the right flank of backup pad (7), draw-in groove (9) have been seted up to the top of backup pad (7) right flank, the joint has fixture block (10) in draw-in groove (9), the right side of fixture block (10) upper surface is provided with reinforcing bar net (16), the other end of reinforcing bar net (16) is provided with spud pile (17).

2. A safety support structure for foundation pit support according to claim 1, wherein: rotating device (2) include two fixed plates (201), two the equal fixed connection in the right side of base plate (1) upper surface of lower surface of fixed plate (201), two the equal joint in opposite face of fixed plate (201) has bearing (202), two bearing (202) cup joint on same pivot (203), two telescopic link (3) of left side fixedly connected with on pivot (203) surface.

3. A safety support structure for foundation pit support according to claim 1, wherein: spacing groove (11) have been seted up to the left side of fixture block (10) upper surface, limiting rod (12) have been cup jointed in limiting groove (11), sliding sleeve (13) have been cup jointed on the surface of limiting rod (12), sliding sleeve (13) joint is at the upper surface of draw-in groove (9) inner wall, sliding sleeve (13) are passed and the lower fixed surface who is connected with connecting plate (14) is connected on the top of limiting rod (12), limiting rod (12) upper surface cover has been cup jointed spring (15), the top and the bottom of spring (15) are fixed connection respectively at the lower surface of connecting plate (14) and the upper surface of backup pad (7).

4. A safety support structure for foundation pit support according to claim 1, wherein: be provided with knob (4) on telescopic link (3), the left end of telescopic link (3) passes through connecting piece (5) fixed connection at the right flank of fixing base (6), the left surface fixed connection of fixing base (6) is in the top of backup pad (7) right flank.

5. A safety support structure for foundation pit support according to claim 1, wherein: a plurality of through-hole (18), a plurality of have been seted up to the upper surface of base plate (1) all be provided with staple (19) in through-hole (18), the left side of base plate (1) upper surface is passed through hinge (8) and is articulated with the lower surface of backup pad (7), the left surface fixedly connected with a plurality of antiskid nail (20) of backup pad (7), antiskid nail (20) adopt stainless steel to make.

6. A safety support structure for foundation pit support according to claim 1, wherein: the reinforcing mesh (16) is formed by welding a plurality of transverse reinforcing steel bars and a plurality of vertical reinforcing steel bars.