CN218880878U

CN218880878U - Foundation pit supporting structure

Info

Publication number: CN218880878U
Application number: CN202223208693.2U
Authority: CN
Inventors: 巩召贤; 周宇轩
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-18
Anticipated expiration: 2032-11-30

Abstract

The utility model relates to a foundation ditch field specifically is a supporting construction for foundation ditch, including the curb plate, the surperficial both sides of curb plate all articulate there is branch, and the tail end of branch is fixed with the end plate, and the outer wall activity of end plate runs through there is the spud, and the spud includes the hollow tube, and the top of hollow tube is fixed with the fixed plate, and the bar hole has all been seted up to the both sides wall of hollow tube, and the lead screw is installed in the rotation of the inner chamber bottom of hollow tube, and the outer end activity of lead screw runs through in hollow tube and fixed plate, and the outer wall cover of lead screw is equipped with the lead screw slider of a plurality of equipartitions. The utility model discloses an during the branch tail end utilized the guide pile to insert soil, can promote branch and soil and support tight firm degree, utilize rotatory lead screw to drive the lead screw slider lift simultaneously to drive the reinforcing plate and stretch out the guide pile and insert soil, thereby increase and the inside area of contact of soil, thereby promoted the firm degree of firm stake, avoid branch to take place the displacement, and then guaranteed the firm degree that the curb plate was strutted to the foundation ditch inside.

Description

Foundation pit supporting structure

Technical Field

The utility model relates to a foundation ditch field specifically is a foundation ditch 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.

After the existing building construction excavation foundation ditch, need strut the foundation ditch inner wall, thereby need use supporting construction, current supporting construction is laminated in the foundation ditch inner wall through the curb plate, then utilize the branch to support the curb plate, the tail end of curb plate supports tightly in foundation ditch inner chamber bottom, but current supporting construction is at the in-process of in-service use, the branch tail end supports tightly in the soil of foundation ditch inner chamber bottom, it can warp because of supporting the tight power to support tightly soil for a long time, thereby branch takes place the displacement, thereby influence the degree of supporting tightly that the curb plate was strutted to the foundation ditch inside, and then the influence is to the firm degree of foundation ditch support. Therefore, we propose a supporting structure for the foundation pit.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a supporting construction for foundation ditch has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a foundation pit supporting structure, includes the curb plate, the surperficial both sides of curb plate all articulate there is branch, the tail end of branch is fixed with the end plate, the outer wall activity of end plate runs through there is the spud pile, the spud pile includes the hollow tube, the top of hollow tube is fixed with the fixed plate, the bar hole has all been seted up to the both sides wall of hollow tube, the inner chamber bottom of hollow tube is rotated and is installed the lead screw, the outer end activity of lead screw runs through in hollow tube and fixed plate, the outer wall cover of lead screw is equipped with the lead screw slider of a plurality of equipartitions, the both sides wall of lead screw slider all articulates there is the reinforcing plate, the reinforcing plate runs through in the bar hole, the slide opening has been seted up on the surface of reinforcing plate, the gag lever post is run through in the slide hole activity, the both ends of gag lever post respectively with hollow tube inner chamber both sides wall fixed connection.

Through adopting above-mentioned technical scheme, during the branch tail end utilized the guide pile to insert soil, can promote branch and soil and support tight firm degree, utilize rotatory lead screw to drive the lead screw slider lift simultaneously to drive the reinforcing plate and stretch out the guide pile and insert in soil, thereby increase and the inside area of contact of soil, thereby promoted the firm degree of firm stake, avoid branch to take place the displacement, and then guaranteed the firm degree that the curb plate was strutted to foundation ditch inside.

As a preferred embodiment of the present invention, the outer end of the screw rod is fixedly connected with a rotary disc.

Through adopting above-mentioned technical scheme, the setting of carousel for it is convenient laborsaving to rotate the lead screw.

As an optimized implementation mode of the utility model, the through-hole has all been seted up to the surperficial four corners department of curb plate.

Through adopting above-mentioned technical scheme, the setting of through-hole for can utilize firm stake to run through and peg graft with the foundation ditch lateral wall, promote curb plate stability.

As a preferred embodiment of the utility model, the tail end of the hollow tube is fixed with a conical head.

Through adopting above-mentioned technical scheme, the setting of conical head for it is more laborsaving to break ground.

As a preferred embodiment of the utility model, the bottom of end plate has been seted up anti-skidding line.

Through adopting above-mentioned technical scheme, the setting of antiskid line promotes the protectiveness of end plate and soil.

Compared with the prior art, the beneficial effects of the utility model are as follows:

according to the foundation pit supporting structure, the positioning pile is inserted into soil through the tail end of the supporting rod, the abutting stability of the supporting rod and the soil can be improved, meanwhile, the screw rod sliding block can be driven to lift by the aid of the rotary screw rod, so that the reinforcing plate is driven to extend out of the positioning pile and be inserted into the soil, the contact area between the reinforcing plate and the inside of the soil is increased, the stability of the stabilizing pile is improved, the supporting rod is prevented from displacing, and the stability of the side plate for supporting the inside of the foundation pit is guaranteed;

through some through-holes all are seted up to four sides on curb plate surface to can utilize firm stake to run through curb plate and foundation ditch inner wall and peg graft firmly, thereby can fix a position the curb plate, promote the degree of closeness of curb plate and foundation ditch inner wall, thereby further promote the support stability.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic view of the whole structure of the foundation pit supporting structure of the utility model;

fig. 2 is a schematic structural view of a positioning pile of the foundation pit supporting structure of the utility model;

fig. 3 is the utility model discloses retaining pile local structure schematic diagram of underground structure.

In the figure:

1. a side plate; 11. a through hole;

2. a strut;

3. an end plate;

4. positioning the pile; 41. a hollow tube; 42. a strip-shaped hole; 43. a screw rod; 44. a screw rod slide block; 45. a reinforcing plate; 46. a slide hole; 47. a limiting rod; 48. a fixing plate; 49. a conical head.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution: a foundation pit supporting structure comprises side plates 1, wherein two sides of the surface of each side plate 1 are hinged with supporting rods 2, the side plates 1 are attached to the inner wall of a foundation pit, and then the supporting rods 2 are used for supporting, so that the inner wall of the foundation pit is abutted tightly, and supporting is realized;

as shown in fig. 1 and 2; an end plate 3 is fixed at the tail end of the supporting rod 2, a positioning pile 4 is movably penetrated through the outer wall of the end plate 3, and the positioning pile 4 is inserted into soil to realize the limiting insertion connection of the end plate 3 and the soil at the bottom of the inner cavity of the foundation pit, so that the stability of the support is ensured;

furthermore, the bottom of the end plate 3 is provided with anti-skid grains, and the anti-skid grains are arranged to increase the contact friction force with soil and improve the stability;

through holes 11 are formed in four corners of the surface of the side plate 1, and the through holes 11 are arranged so that the side plate 1 can be conveniently penetrated through and spliced with the inner wall of the foundation pit by using the stabilizing piles, the attaching degree of the side plate 1 and the inner wall of the foundation pit is improved, the supporting stability is improved, and side slipping is avoided;

as shown in fig. 1 and 2; the positioning pile 4 comprises a hollow pipe 41, a fixing plate 48 is fixed at the top of the hollow pipe 41, a conical head 49 is fixed at the tail end of the hollow pipe 41, the conical head 49 is used for conveniently breaking soil, so that the soil can be inserted more conveniently, and the fixing plate 48 is arranged so that the positioning pile 4 can be conveniently impacted to be inserted into the soil;

as shown in fig. 1 and 2; two side walls of the hollow tube 41 are respectively provided with a strip-shaped hole 42, the bottom of the inner cavity of the hollow tube 41 is rotatably provided with a screw 43, the outer end of the screw 43 movably penetrates through the hollow tube 41 and a fixing plate 48, the outer wall of the screw 43 is sleeved with a plurality of uniformly distributed screw sliders 44, two side walls of each screw slider 44 are respectively hinged with a reinforcing plate 45, each reinforcing plate 45 penetrates through the strip-shaped hole 42, the surface of each reinforcing plate 45 is provided with a sliding hole 46, a limiting rod 47 movably penetrates through the inside of each sliding hole 46, and two ends of each limiting rod 47 are respectively fixedly connected with two side walls of the inner cavity of the hollow tube 41;

after the positioning pile 4 is inserted into soil for stabilization, the screw rod 43 is rotated to drive the screw rod slide block 44 to slide, so that the reinforcing plate 45 is transversely arranged under the limiting condition of the limiting rod 47, the reinforcing plate 45 extends out of the strip-shaped hole 42, the soil is inserted into the reinforcing plate, the contact area with the soil is increased, the connection stability of the positioning pile 4 and the soil is improved, and the support stability of the side plate 1 on the inner wall of the foundation pit is improved;

further, the outer end of the screw rod 43 is fixedly connected with a turntable, and the turntable is arranged, so that the screw rod 43 can be conveniently rotated.

The application principle of a foundation pit supporting structure does: when supporting the protection to the foundation ditch inner wall, at first laminate curb plate 1 in the foundation ditch inner wall, then utilize firm stake to run through hole 11 and make curb plate 1 firm in inserting foundation ditch inner wall soil, then the end plate 3 of 2 bottoms of branch is laminated in ground, utilize spud 4 to run through end plate 3 and insert in soil, the realization is firm to end plate 3, guarantee the stability that branch 2 supported, then rotatory lead screw 43, make to drive lead screw slider 44 and slide, thereby make reinforcing plate 45 horizontal under the spacing circumstances of gag lever post 47, thereby make reinforcing plate 45 stretch out bar hole 42, thereby make and insert soil, thereby increase and soil area of contact, thereby the degree of stability that spud 4 and soil are connected has been promoted, and then promote the degree of stability that curb plate 1 supported the foundation ditch inner wall.

Claims

1. The utility model provides a foundation ditch supporting construction, includes the curb plate, its characterized in that: both sides of the surface of the side plate are hinged with supporting rods;

an end plate is fixed at the tail end of the supporting rod, and a positioning pile movably penetrates through the outer wall of the end plate;

the spud pile includes the hollow tube, the top of hollow tube is fixed with the fixed plate, the bar hole has all been seted up to the both sides wall of hollow tube, the inner chamber bottom of hollow tube is rotated and is installed the lead screw, the outer end activity of lead screw is run through in hollow tube and fixed plate, the outer wall cover of lead screw is equipped with the lead screw slider of a plurality of equipartitions, the both sides wall of lead screw slider all articulates there is the reinforcing plate, the reinforcing plate runs through in the bar hole, the slide opening has been seted up on the surface of reinforcing plate, the gag lever post is run through to the activity in the slide opening, the both ends of gag lever post respectively with hollow tube inner chamber both sides wall fixed connection.

2. A foundation pit supporting construction according to claim 1, wherein: the outer end of the screw rod is fixedly connected with a turntable.

3. A foundation pit supporting construction according to claim 1, wherein: through holes are formed in four corners of the surface of each side plate.

4. A foundation pit supporting construction according to claim 1, wherein: the tail end of the hollow pipe is fixed with a conical head.

5. A foundation pit supporting construction according to claim 1, wherein: the bottom of the end plate is provided with anti-skid grains.