CN217150261U

CN217150261U - Combined pile structure for building foundation pit support

Info

Publication number: CN217150261U
Application number: CN202122973232.3U
Authority: CN
Inventors: 许迅
Original assignee: Shenzhen Deps Architectural Design Co ltd
Current assignee: Shenzhen Deps Architectural Design Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-08-09
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a combined pile structure for building foundation pit support, which belongs to the technical field of buildings and comprises a pile body, wherein a flange is welded at the bottom of the pile body, a screw hole is arranged on the surface of the flange, a connecting column is welded at the bottom of the flange, a semicircular lug is welded on the outer side wall of the connecting column, an upper inclined supporting rod and a lower inclined supporting rod are welded on the left side and the right side of the outer side wall of the pile body, the tail end of the upper inclined supporting rod is connected with the lower inclined supporting rod through a connecting block, slide rails are welded on the front side and the rear side of the outer side wall of the pile body through connecting rods, the combined pile structure for building foundation pit support can assemble the combined pile up and down together, can adjust the height of the combined pile according to requirements, and is connected stably between the upper part and the lower part of the combined pile, the connecting blocks are arranged at two ends of the outer side wall of the combined pile structure for building foundation pit support, and the slide rails are arranged at the other two ends, the pile body can be transversely combined at will according to requirements, and the installation is stable and not easy to break.

Description

Combined pile structure for building foundation pit support

Technical Field

The utility model relates to a building foundation pile technical field specifically is a building excavation supporting's composite pile structure.

Background

The building foundation pit support is a support structure for temporarily supporting, reinforcing and protecting a foundation pit in order to protect the safety of the construction of an underground main structure and the surrounding environment of the foundation pit, and the support structure is mainly characterized in that combined piles are continuously arranged around the building foundation pit. Traditional building excavation supporting's composite pile structure need look for the counterpoint benchmark when splicing from top to bottom, and the concatenation is comparatively troublesome, inconvenient operation.

Disclosure of Invention

An object of the utility model is to provide a building foundation ditch supporting's composite pile structure, this composite pile structure concatenation is convenient from top to bottom.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a building foundation ditch supporting's composite pile structure, the flange has all been welded to the top and the bottom of pile body, the screw has been seted up on the flange surface, and the terminal surface middle part welding has the spliced pole under the flange that is located the bottom, the welding of spliced pole lateral wall has a plurality of semi-circular lugs, and the medial surface that is located the flange at top is equipped with the annular seat with spliced pole matched with, and the medial surface of annular seat is seted up and is had the semicircular groove with semi-circular lug matched with.

Preferably, a plurality of bracing piece subassemblies are all welded to the pile body lateral wall left and right sides, and the bracing piece subassembly includes bearing diagonal pole and lower bearing diagonal pole, it is connected with lower bearing diagonal pole through the connecting block to go up the bearing diagonal pole end, both sides all have the slide rail through the welding of connecting rod around the pile body lateral wall, the spout has been seted up to the slide rail inside wall.

Still preferably, balls are mounted at two corners of the connecting block.

As a further aspect of the present invention: the connecting piece is fixedly connected with the connecting part of the bottom of the pile body and the flange, and the connecting pieces are connected through a transverse connecting strip.

As a further aspect of the present invention: the pile body comprises an outer concrete layer, a steel skeleton and an inner core, wherein the outer side wall of the steel skeleton is fixedly connected with the outer concrete layer, and the inner side wall of the steel skeleton is fixedly connected with the inner core.

As a further aspect of the present invention: the ball arm is welded on the inner side wall of the steel skeleton and comprises an arm body and a ball body, and the ball body is welded at the tail end of the arm body.

As a further aspect of the present invention: the upper inclined supporting rod, the lower inclined supporting rod and the outer side wall of the pile body form an isosceles triangle.

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

1. the utility model can assemble the combined pile up and down, can adjust the height of the combined pile according to the requirement, and the connection between the upper and the lower parts of the combined pile is stable, when the combined pile needs to be assembled, one combined pile (named by the first pile) is arranged on the ground, the connecting post at the bottom of the other combined pile (named by the second pile) is inserted into the ring seat at the top of the first pile, because the outer side wall of the connecting post is welded with the semicircular lug, the inner side wall of the ring seat is provided with the semicircular groove, the semicircular lug slides into the semicircular groove at the same time, the connecting post is stably inserted into the ring seat, the flange at the top of the first pile is connected with the flange at the bottom of the second pile, the flange at the top of the first pile is detachably connected with the flange at the bottom of the second pile by bolts and nuts, and the connection between the first pile and the second pile is strengthened, when the height needs to be increased, the pile bodies are continuously installed on the top of the second pile body in the same method until the required height is reached, and the problem that the height of the traditional combined pile structure for building foundation pit support is fixed and is not easy to adjust is solved.

2. The utility model discloses the connecting blocks are installed at both ends of the outer side wall of the combined pile structure for building foundation pit support, the slide rails are installed at the other two ends, the pile body can be transversely combined at will according to the requirements and is firmly installed and not easy to break, when two adjacent pile bodies are needed to be combined together, one pile body (named by the pile body A) namely the pile body A is installed at the target position, the other pile body (named by the pile body B) namely the pile body B is installed, the connecting blocks at the left and right ends slide into the top of the chute of the slide rail at the outer side wall of the pile body A, the balls at two corners of the trapezoid connecting block slide in the chute at the moment, so that the connecting blocks slide more smoothly in the chute, the pile body A and the pile body B are connected together, when the assembly is needed, the other pile bodies are assembled with the pile body A or the pile body B according to the same method, the connecting blocks are welded on the outer side wall of the steel skeleton of the pile body by the upper oblique supporting rod and the lower oblique supporting rod, the triangle-shaped structure has stability, and connecting block, last bearing diagonal pole, lower bearing diagonal pole and slide rail are steel and make, compare with the concrete, and the firm not fragile fracture of structure, long service life solves the unstable easy not hard up or cracked problem of junction of being connected of two adjacent composite piles of the composite pile structure that traditional building excavation strutted.

Drawings

Fig. 1 is a schematic side view of a combined pile structure for supporting a building foundation pit according to an embodiment of the present invention;

fig. 2 is a schematic top view of a combined pile structure for supporting a building foundation pit according to an embodiment of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 2;

fig. 4 is the utility model discloses a section structure schematic diagram of building excavation supporting's composite pile structure.

In the figure: 1. a pile body; 101. an outer concrete layer; 102. a steel skeleton; 103. an inner core; 2. an upper diagonal support bar; 3. connecting blocks; 4. a lower diagonal support bar; 5. connecting sheets; 6. a flange; 7. connecting columns; 8. a semicircular bump; 9. a transverse connecting strip; 10. a slide rail; 11. a chute; 12. a shaft; 1201. a rod body; 1202. a sphere; 13. a connecting rod; 14. a ring seat; 15. a semicircular groove; 16. a ball bearing; 17. and a screw hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-4, in the embodiment of the utility model provides an in, a building foundation ditch supporting's composite pile structure, flange 6 has all been welded to the top and the bottom of pile body 1, screw 17 has been seted up on the flange 6 surface, and the terminal surface middle part welding has spliced pole 7 under the flange 6 that is located the bottom, the welding of spliced pole 7 lateral wall has a plurality of semi-circular lugs 8, and the medial surface of the flange 6 that is located the top is equipped with the annular seat 14 with spliced pole 7 matched with, and the medial surface of annular seat 14 is seted up and is had been offered the semi-circular groove 15 with semi-circular lug 8 matched with.

This technical scheme is when splicing from top to bottom, in inserting the spliced pole 7 that will be located the top annular seat, with semi-circular lug 8 and the cooperation of semicircle recess 15 simultaneously to conveniently realize counterpointing, convenient operation is simple.

Secondly, a plurality of bracing piece subassemblies have all been welded to the 1 lateral wall left and right sides of pile body, and the bracing piece subassembly includes bearing diagonal pole 2 and lower bearing

diagonal pole

4, 2 ends of last bearing diagonal pole are connected with lower bearing diagonal pole 4 through connecting block 3, both sides all have slide rail 10 through connecting rod 13 welding around the 1 lateral wall of pile body, spout 11 has been seted up to slide rail 10 inside wall.

Because the pile body is generally cylindrical, this technical scheme sets up structures such as connecting block in the left and right sides, sets up slide rail structure in the front and back both sides, can carry out the in-line concatenation of horizontal direction when carrying out the concatenation, also can carry out the cross concatenation.

Preferably, balls (16) are arranged at two corners of the connecting block (3).

In order to conveniently slide the connecting block into the sliding groove and reduce the friction coefficient and the abrasion, the technical scheme is characterized in that the balls (16) are arranged at two corners of the connecting block (3).

The utility model discloses building excavation supporting's composite pile structure can be in the same place the assembly from top to bottom with the composite pile, can adjust the height of composite pile according to the demand, and the composite pile is connected firmly from top to bottom, the utility model discloses connecting block 3 is installed at building excavation supporting's composite pile structure lateral wall both ends, and slide rail 10 is installed at both ends in addition, can be according to the demand at will horizontal composite pile body and the firm difficult fracture of installation.

The connecting piece 5 is fixedly connected to the connecting part of the bottom of the pile body 1 and the flange 6, the connecting pieces 5 are connected through the transverse connecting strip 9, and the connecting strength of the pile body 1 and the flange 6 is enhanced.

The pile body 1 comprises an outer concrete layer 101, a steel skeleton 102 and an inner core 103, wherein the outer side wall of the steel skeleton 102 is fixedly connected with the outer concrete layer 101, the inner side wall of the steel skeleton 102 is fixedly connected with the inner core 103, and the steel skeleton 102 concrete combined structure is adopted, so that the pile body is high in rigidity, small in deformation, severe in resistance, and high in bending resistance, compression resistance, impact resistance and distortion resistance.

The ball rod 12 is welded on the inner side wall of the steel skeleton 102, the ball rod 12 comprises a rod body 1201 and a ball body 1202, the ball body 1202 is welded at the tail end of the rod body 1201, and the connection strength of the steel skeleton 102 and the concrete inner core 103 is improved by the ball rod 12.

The upper inclined support rod 2, the lower inclined support rod 4 and the outer side wall of the pile body 1 form an isosceles triangle, the isosceles triangle is stable in structure and not easy to damage.

The utility model discloses a theory of operation is: when the combined pile needs to be assembled, a combined pile (named as a first pile body) namely a first pile body 1 is placed on the flat ground, another combined pile (named as a second pile body) namely a connecting column 7 at the bottom of a second pile body 1 is inserted into a ring seat 14 at the top of the first pile body 1, a semicircular lug 8 is welded on the outer side wall of the connecting column 7, a semicircular groove 15 is formed in the inner side wall of the ring seat 14, the semicircular lug 8 slides into the semicircular groove 15 simultaneously, so that the connecting column 7 is stably inserted into the ring seat 14, at the moment, a flange 6 at the top of the first pile body 1 is connected with a flange 6 at the bottom of the second pile body 1, the flange 6 at the top of the first pile body 1 is detachably connected with the flange 6 at the bottom of the second pile body 1 by bolts and nuts to reinforce the connection between the first pile body 1 and the second pile body 1, and when the height needs to be increased, the pile body 1 is continuously installed at the top of the second pile body 1 by the same method until the required height is reached, when two adjacent pile bodies 1 are required to be combined together, one pile body 1 (named as a pile body 1A), namely the pile body 1A, is arranged at a target position, the other pile body 1 (named as a pile body 1B), namely the pile body 1B, connecting blocks 3 at the left end and the right end slide in from the top of a sliding groove 11 of a sliding rail 10 on the outer side wall of the pile body 1A, balls 16 at two corners of the trapezoidal connecting block 3 slide in the sliding groove 11 to enable the connecting block 3 to slide more smoothly in the sliding groove 11, the pile body 1A and the pile body 1B are connected together, when the assembly is required to be continued, the other pile body 1 is assembled with the pile body 1A or the pile body 1B according to the same method, the connecting block 3 is welded on the outer side wall of a steel framework of the pile body 1 by an upper inclined supporting rod 2 and a lower inclined supporting rod 4, the triangular structure has stability, the connecting block 3, the upper inclined supporting rod 2, the lower inclined supporting rod 4 and the sliding rail 10 are all made of steel materials, compared with concrete, the concrete has the advantages of stable structure, difficult damage and fracture and long service life.

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 utility model provides a building foundation ditch supporting's composite pile structure, includes pile body (1), its characterized in that: the utility model discloses a pile body, including pile body (1), flange (6) have all been welded at the top and the bottom of pile body (1), screw (17) have been seted up on flange (6) surface, and terminal surface middle part welding has spliced pole (7) under flange (6) that are located the bottom, spliced pole (7) lateral wall welding has a plurality of semi-circular lug (8), and the medial surface that is located flange (6) at top is equipped with annular seat (14) with spliced pole (7) matched with, and semicircular groove (15) with semi-circular lug (8) matched with are seted up to the medial surface of annular seat (14).

2. The composite pile structure for building foundation pit support according to claim 1, wherein: pile body (1) lateral wall left and right sides all welds has a plurality of bracing piece subassemblies, and the bracing piece subassembly includes bearing diagonal pole (2) and lower bearing diagonal pole (4), it is connected with bearing diagonal pole (4) down through connecting block (3) to go up bearing diagonal pole (2) end, both sides all have through connecting rod (13) welding slide rail (10) around pile body (1) lateral wall, spout (11) have been seted up to slide rail (10) inside wall.

3. The composite pile structure for building foundation pit support according to claim 2, wherein: balls (16) are arranged at two corners of the connecting block (3).

4. The composite pile structure for building foundation pit support according to claim 1, wherein: the pile body (1) bottom and flange (6) junction fixedly connected with connection piece (5), connect through horizontal connecting strip (9) between connection piece (5).

5. The composite pile structure for building foundation pit support according to claim 1, wherein: the pile body (1) comprises an outer concrete layer (101), a steel skeleton (102) and an inner core (103), wherein the outer side wall of the steel skeleton (102) is fixedly connected with the outer concrete layer (101), and the inner side wall of the steel skeleton (102) is fixedly connected with the inner core (103).

6. The composite pile structure for building foundation pit support according to claim 5, wherein: the ball rod (12) is welded on the inner side wall of the steel skeleton (102), the ball rod (12) comprises a rod body (1201) and a ball body (1202), and the ball body (1202) is welded at the tail end of the rod body (1201).

7. The composite pile structure for building foundation pit support according to claim 2, wherein: the upper inclined supporting rod (2), the lower inclined supporting rod (4) and the outer side wall of the pile body (1) form an isosceles triangle.