CN213358587U

CN213358587U - Tubular pile cap structure

Info

Publication number: CN213358587U
Application number: CN202022159950.2U
Authority: CN
Inventors: 楼悦; 李建江; 张常足; 孙强; 胡亚锋
Original assignee: Hangzhou Jiangnan Architectural Design Institute Co ltd
Current assignee: Hangzhou Jiangnan Architectural Design Institute Co ltd
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-06-04
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to a building element technical field especially relates to a tubular pile cap structure, a tubular pile cap structure, locate the pile cap body on tubular pile top including the cover, the pile cap includes apron and annular outer baffle, outer baffle is located on the bottom terminal surface of apron, the inner wall of outer baffle and the outer wall butt of tubular pile still are equipped with annular interior baffle on the bottom terminal surface of apron, the outer wall of interior baffle and the inner wall butt of tubular pile, the top of tubular pile is inserted and is located between outer baffle and the interior baffle. The application has: have the top and the pile cap fully contact that make the tubular pile to the structural strength of reinforcing pile cap reduces the damaged advantage of risk in tubular pile top in the pile construction.

Description

Tubular pile cap structure

Technical Field

The application relates to the technical field of building elements, especially, relate to a tubular pile cap structure.

Background

When the pile foundation is constructed, the pile is driven into the ground by a pile driver or is pressed into the ground by static force, and due to some adverse factors, the phenomena of breaking the pile head, locally dropping concrete outside the pile and the like often occur.

The patent publication is chinese utility model patent of CN204282345U discloses a tubular pile cap structure, including pile cap and tubular pile, the pile cap setting is equipped with square steel reinforcement cage in the periphery on tubular pile upper portion in the pile cap, and the length of a side of square steel reinforcement cage is the twice of tubular pile diameter. The pile cap with the enlarged size is arranged on the upper portion of the tubular pile, so that the effective supporting area of the tubular pile is enlarged, and the bearing strength is improved.

The connection strength between the pile cap and the tubular pile in the tubular pile cap structure is not enough, and the pile cap is easy to move relative to the tubular pile during pile driving, so that local damage is easy to cause.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the related art, the invention and the improvement of the tubular pile cap structure have the advantages that the top of the tubular pile is in full contact with the tubular pile cap, so that the bearing capacity of the tubular pile is enhanced, and the damage risk in construction is reduced.

The above object of the present application is achieved by the following technical solutions: the utility model provides a tubular pile cap structure, locates the pile cap body on tubular pile top including the cover, and the pile cap includes apron and annular outer baffle, and on the bottom terminal surface of apron was located to outer baffle, the inner wall of outer baffle and the outer wall butt of tubular pile still were equipped with annular interior baffle on the bottom terminal surface of apron, the outer wall of interior baffle and the inner wall butt of tubular pile, the top of tubular pile was inserted and is located between outer baffle and the interior baffle.

Through adopting above-mentioned technical scheme, the clearance that interior baffle and outer baffle formed on the terminal surface of pile cap bottom supported the one end that the tubular pile is located the pile cap tightly, made the top and the pile cap of tubular pile fully contact, strengthened the bearing capacity of tubular pile, reduced the damaged risk in the pile construction.

The present application may be further configured in a preferred example to: be equipped with between outer baffle and the tubular pile and support the piece, support tightly including supporting tight bolt, be equipped with the screw hole on the outer baffle, support tight bolt spiro union in the screw hole to one end is passed the screw hole and is supported tightly with the tubular pile.

Through adopting above-mentioned technical scheme, there may be the clearance when the top of tubular pile is located between outer baffle and the interior baffle, will support tight bolt and tubular pile through the screw hole on the outer baffle and support tightly for tubular pile and pile cap are connected more firmly.

The present application may be further configured in a preferred example to: the abutting piece further comprises a rubber abutting block, the rubber abutting block is arranged on the end face of one end, after the abutting bolt penetrates through the threaded hole, of the abutting bolt, and the rubber abutting block abuts against the outer wall of the tubular pile.

Through adopting above-mentioned technical scheme, support tight bolt and support tightly through the outer wall that the piece was supported to the rubber, make to support tightly reduced the risk of damaging the tubular pile outer wall when effectual.

The present application may be further configured in a preferred example to: one end of the abutting bolt far away from the rubber abutting block is provided with a through hole, and a rotating bolt is arranged in the through hole.

Through adopting above-mentioned technical scheme, can use as the handle with rotating the bolt, will support the piece and support tightly with the tubular pile through rotatory rotation bolt, reach the more convenient laborsaving effect of operation.

The present application may be further configured in a preferred example to: interior baffle encloses with the apron and has formed and hold the chamber, holds the intracavity and is provided with the reinforcement, and on the inner wall of interior baffle was located to the one end of reinforcement, on the apron was located to the other end, the reinforcement set up along the axial of apron.

By adopting the technical scheme, the reinforcing piece enhances the connection strength between the inner baffle and the cover plate, so that the pile cap is not easy to damage.

The present application may be further configured in a preferred example to: hold the intracavity and be equipped with solid fixed ring, gu fixed ring's outer wall and interior baffle butt are equipped with the reinforcing bar net on fixed ring's the inner wall.

Through adopting above-mentioned technical scheme, solid fixed ring uses with the reinforcing bar net cooperation for pile cap's structural strength is higher.

The present application may be further configured in a preferred example to: be equipped with on the bottom plate terminal surface of interior baffle and be used for holding chamber confined bottom plate, be equipped with the slip casting hole on the bottom plate, it has the concrete to hold the intracavity packing.

Through adopting above-mentioned technical scheme, fill the concrete in holding the intracavity through the slip casting hole on the bottom plate, further promoted the structural strength of pile cap, the bottom plate can reduce the risk that pile in-process concrete dropped to a certain extent.

The present application may be further configured in a preferred example to: the part of one end face of the cover plate between the outer baffle and the inner baffle is provided with a rubber layer, and the outer wall of the inner baffle and the inner wall of the outer baffle are both provided with rubber layers.

Through adopting above-mentioned technical scheme, the position of contacting with the tubular pile on interior baffle and the outer baffle all is equipped with the rubber layer, and the rubber layer can play certain cushioning effect, makes tubular pile and pile cap not fragile.

The present application may be further configured in a preferred example to: the outer wall of the outer baffle is provided with pull rings which are distributed along the circumferential direction of the outer wall of the outer baffle.

Through adopting above-mentioned technical scheme, need take off the pile cap after beating the tubular pile into or the static is impressed the underground with the pile driver, the equipment is got to the last hanging of fixed pile driver when the pull ring on the outer baffle conveniently takes off the pile cap.

To sum up, the application comprises the following beneficial technical effects:

the top of the tubular pile is arranged in a gap formed by the inner baffle and the outer baffle of the pile cap and is tightly propped by the propping piece, so that the top of the tubular pile is fully contacted with the pile cap, the bearing capacity of the tubular pile is enhanced, and the risk of damage in construction is reduced;

the containing cavity of the pile cap is sealed by the bottom plate, and concrete is filled in through the grouting hole in the bottom plate, so that the structural strength of the pile cap is higher;

the rubber layer at the contact position of the top of the tubular pile and the pile cap can play a certain buffering role, so that the tubular pile and the pile cap are not easy to damage.

Drawings

FIG. 1 is a schematic overall structure of the present application;

FIG. 2 is a schematic cross-sectional view taken along line A-A of the present application;

fig. 3 is a schematic diagram of the explosive structure of the present application.

Reference numerals: 1. a tubular pile; 2. pile caps; 21. a cover plate; 22. an outer baffle; 221. a pull ring; 23. an inner baffle; 24. an accommodating chamber; 241. a fixing ring; 242. a reinforcing mesh; 243. concrete; 25. a base plate; 251. grouting holes; 26. a reinforcement; 27. a rubber layer; 3. an abutting piece; 31. tightly abutting against the bolt; 311. perforating; 312. rotating the bolt; 32. a threaded hole; 33. and a rubber supporting block.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

As shown in fig. 1, a pile cap 2 structure of tubular pile 1 includes a pile cap 2 body sleeved on the top end of tubular pile 1, and the pile cap 2 includes a cover plate 21 and an annular outer baffle 22, and the outer baffle 22 is disposed on the bottom end face of the cover plate 21. Outer baffle 22's inner wall and tubular pile 1's outer wall butt still are equipped with annular inner baffle 23 on the bottom terminal surface of apron 21, the outer wall of inner baffle 23 and tubular pile 1's inner wall butt, and tubular pile 1's top is inserted and is located between outer baffle 22 and the inner baffle 23, is equipped with between outer baffle 22 and the tubular pile 1 and supports the piece 3.

As shown in fig. 2 and 3, the abutting member 3 includes an abutting bolt 31 and a rubber abutting block 33, a threaded hole 32 is formed in the outer baffle 22, the rubber abutting block 33 is disposed on an end surface of the abutting bolt 31, which penetrates through the threaded hole 32, and the rubber abutting block 33 abuts against an outer wall of the tubular pile 1. There may be the clearance when outer baffle 22 and interior baffle 23 are located at the top of tubular pile 1, be equipped with between outer baffle 22 and the tubular pile 1 and support the piece 3 and can support tightly bolt 31 and tubular pile 1, support tightly bolt 31 and support tightly through rubber piece 33 and tubular pile 1 outer wall and reduced the damaged risk of tubular pile 1.

The end of the abutting bolt 31 far away from the rubber abutting block 33 is provided with a through hole 311, a rotating bolt 312 is arranged in the through hole 311, and when the abutting piece 3 abuts against the tubular pile 1, the rotating bolt 312 in the through hole 311 of the abutting bolt 31 is rotated, so that the effect of more convenient and labor-saving operation can be achieved.

Interior baffle 23 and apron 21 enclose to have formed and hold chamber 24, hold and be provided with reinforcement 26 in the chamber 24, on the inner wall of interior baffle 23 was located to reinforcement 26's one end, on pile cap 2 was located to the other end, reinforcement 26 set up along pile cap 2's axial to along circumference distribution, reinforcement 26 has strengthened the joint strength between interior baffle 23 and the apron 21, made pile cap 2 not fragile. The holding cavity 24 is internally provided with a fixing ring 241, the outer wall of the fixing ring 241 abuts against the inner baffle 23, the inner wall of the fixing ring 241 is provided with a mesh reinforcement 242, and the fixing ring 241 is matched with the mesh reinforcement 242 for higher structural strength of the pile cap 2.

Be equipped with on the bottom end face of interior baffle 23 and be used for holding the closed bottom plate 25 of chamber 24, be equipped with grouting hole 251 on the bottom plate 25, fill concrete 243 in holding chamber 24 through grouting hole 251, further promoted pile cap 2's structural strength, the risk that the bottom plate 25 can reduce pile in-process concrete 243 to a certain extent and drop.

The part of 2 bottom terminal surfaces of pile cap between outer baffle 22 and interior baffle 23 is equipped with rubber layer 27, all is equipped with rubber layer 27 on the outer wall of interior baffle 23 and the inner wall of outer baffle 22, and the position of contacting with tubular pile 1 on interior baffle 23 and the outer baffle 22 all is equipped with rubber layer 27, and rubber layer 27 can play certain cushioning effect, makes tubular pile 1 and pile cap 2 not fragile.

Be equipped with pull ring 221 on the outer wall of outer apron 22, pull ring 221 sets up along the axial of outer apron 22, and the circumference along outer apron 22 outer wall distributes, need take off pile cap 2 after driving tubular pile 1 into the ground or static pressure with the pile driver, and the equipment is got to the last hanging of fixed pile driver when the pull ring 221 on the outer apron 22 conveniently takes off pile cap 2.

In summary, the present application has: be fixed in between interior baffle 23 and the outer baffle 22 of pile cap 2 with the top of tubular pile 1 to support tightly with holding up piece 3, make the top of tubular pile 1 and pile cap 2 fully contact, thereby strengthen the structural strength of pile cap 2, reduce the advantage of the damaged risk in tubular pile 1 top in the pile construction.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a tubular pile cap structure, locates pile cap (2) body on tubular pile (1) top including the cover, and pile cap (2) are including apron (21) and annular outer baffle (22), and on the bottom terminal surface of apron (21) was located in outer baffle (22), the inner wall of outer baffle (22) and the outer wall butt of tubular pile (1), its characterized in that: still be equipped with annular interior baffle (23) on the bottom terminal surface of apron (21), the outer wall of interior baffle (23) and the inner wall butt of tubular pile (1), the top of tubular pile (1) is inserted and is located between outer baffle (22) and interior baffle (23).

2. The tubular pile cap structure of claim 1, wherein: be equipped with between outer baffle (22) and tubular pile (1) and support piece (3), support piece (3) including supporting tight bolt (31), be equipped with screw hole (32) on outer baffle (22), support tight bolt (31) spiro union in screw hole (32) to one end is passed screw hole (32) and is supported tightly with tubular pile (1).

3. The tubular pile cap structure of claim 2, wherein: the abutting piece (3) further comprises a rubber abutting block (33), the rubber abutting block (33) is arranged on the end face of one end, after the abutting bolt (31) penetrates through the threaded hole (32), of the threaded hole, and the rubber abutting block (33) abuts against the outer wall of the tubular pile (1).

4. The tubular pile cap structure of claim 2, wherein: one end of the abutting bolt (31) far away from the rubber abutting block (33) is provided with a through hole (311), and a rotating bolt (312) is arranged in the through hole (311).

5. The tubular pile cap structure of claim 1, wherein: interior baffle (23) and apron (21) enclose and have formed and hold chamber (24), are provided with reinforcement (26) in holding chamber (24), and on the inner wall of interior baffle (23) was located to the one end of reinforcement (26), the other end was located apron (21), and reinforcement (26) set up along the axial of apron (21).

6. The tubular pile cap structure of claim 5, wherein: hold and be equipped with solid fixed ring (241) in the chamber (24), gu the outer wall and interior baffle (23) butt of fixed ring (241), gu be equipped with reinforcing bar net (242) on the inner wall of fixed ring (241).

7. The tubular pile cap structure of claim 1, wherein: the bottom end face of the inner baffle (23) is provided with a bottom plate (25) used for sealing the containing cavity (24), the bottom plate (25) is provided with a grouting hole (251), and the containing cavity (24) is filled with concrete (243).

8. The tubular pile cap structure of claim 1, wherein: the rubber layer (27) is arranged on the part, between the outer baffle (22) and the inner baffle (23), of one end face of the cover plate (21), and the rubber layer (27) is arranged on the outer wall of the inner baffle (23) and the inner wall of the outer baffle (22).

9. The tubular pile cap structure of claim 1, wherein: the outer wall of the outer baffle (22) is provided with pull rings (221), and the pull rings (221) are distributed along the circumferential direction of the outer wall of the outer baffle (22).