CN212452722U

CN212452722U - Connecting structure of bearing platform and concrete pile

Info

Publication number: CN212452722U
Application number: CN202020876184.9U
Authority: CN
Inventors: 梁炯丰; 梁海安; 杨泽平; 王俭宝
Original assignee: East China Institute of Technology
Current assignee: East China Institute of Technology
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2021-02-02
Anticipated expiration: 2030-05-22

Abstract

The utility model discloses a connecting structure of a bearing platform and a concrete pile, belonging to the technical field of building pile foundation engineering, its technical scheme main points are, including the cushion cap, concrete cushion and concrete pile, cushion cap and concrete cushion parallel laying, the concrete pile runs through the concrete cushion perpendicularly and stretches into the inside to the cushion cap, the concrete pile is "T" type with cushion cap and concrete cushion combination, the inside of cushion cap transversely is provided with the A steel reinforcement cage, the inside of concrete pile vertically is provided with the B steel reinforcement cage, the top of B steel reinforcement cage outwards stretches out and is "T" type fixed connection with the A steel reinforcement cage from the top of concrete pile, the inside of concrete pile is fixed to be provided with the A connecting plate of hugging closely at the lower terminal surface of concrete cushion, the A through-hole that the A connecting plate was seted up through its middle part cup joints on the B steel reinforcement cage, then outwards stretches out from the both sides of concrete pile respectively in its both sides. The connecting structure of the bearing platform and the concrete pile has strong pulling resistance and firmness.

Description

Connecting structure of bearing platform and concrete pile

Technical Field

The utility model relates to a building pile foundation engineering technical field specifically is a connection structure of cushion cap and concrete pile.

Background

The bearing platform and the pile foundation are important components of a building foundation, and with the continuous increase of the height of modern buildings, the requirement on the uplift resistance of a connecting structure of the bearing platform and the concrete pile in the building engineering is higher and higher. The traditional connecting structure of the bearing platform and the concrete pile usually bears the uplift force between the bearing platform and the concrete pile by means of the mutual connection of the concrete core and the reinforcement cage, but the traditional connecting structure is still insufficient for high-rise buildings, and part of concrete filled in the core is cracked and even pulled out, so that the connection failure between the concrete pile and the bearing platform is caused, the safety of the building is directly endangered, and serious safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connection structure of cushion cap and concrete pile, this kind of cushion cap has very strong resistance to plucking and fastness with the connection structure of concrete pile.

The above technical purpose of the present invention can be achieved by the following technical solutions: a connecting structure of a bearing platform and a concrete pile sequentially comprises the bearing platform, a concrete cushion layer and the concrete pile from top to bottom, wherein the bearing platform and the concrete cushion layer are laid in parallel, the concrete pile vertically penetrates through the concrete cushion layer and extends into the inside of the bearing platform, the concrete pile, the bearing platform and the concrete cushion layer are combined to be in a T shape, an A steel reinforcement cage is transversely arranged inside the bearing platform, a B steel reinforcement cage is longitudinally arranged inside the concrete pile, the top end of the B steel reinforcement cage extends outwards from the top of the concrete pile and is fixedly connected with the A steel reinforcement cage in a T shape, an A connecting plate tightly attached to the lower end face of the concrete cushion layer is fixedly arranged inside the concrete pile, the A connecting plate is sleeved on the B steel reinforcement cage through an A through hole formed in the middle of the A connecting plate, and two sides of the A connecting plate respectively extend outwards from two sides of the concrete pile, the cushion cap is internally located the fixed a pair of B connecting plate that is provided with of position symmetry of concrete pile both sides, the equal level of upper portion plate body and the lower part plate body of B connecting plate is buckled, and it is whole to be "C" type, and every the B connecting plate all cup joints through the B through hole that its middle part was seted up on the A steel reinforcement cage, the lower part plate body of B connecting plate is followed the lower terminal surface of cushion cap stretches out the back and runs through the concrete cushion to finally hug closely the lower terminal surface of A connecting plate, and every the B connecting plate with the A connecting plate all is in the same place through two B stock fixed mounting, the B stock pierces through in proper order the B connecting plate the A connecting plate with the concrete cushion to final vertical anchor extremely the inside of cushion cap.

Furthermore, the top of the concrete pile is located at the position on the inner side of the B steel reinforcement cage, two A anchor rods are arranged at the positions of the top of the concrete pile, one end of each A anchor rod is fixedly arranged in the concrete pile, and the other end of each A anchor rod is vertically anchored into the bearing platform.

Furthermore, the through hole A is completely matched with the reinforcement cage B in shape and size, and the through hole B is also completely matched with the reinforcement cage A in shape and size.

Further, the anchor rods B positioned on two sides of the concrete pile are symmetrically arranged.

To sum up, the utility model discloses following beneficial effect has:

this kind of connection structure of cushion cap and concrete pile, junction at cushion cap and concrete pile is provided with A connecting plate and B connecting plate, wherein A connecting plate pours fixedly together with the concrete pile, and cup joint together with the B steel reinforcement cage in the concrete pile, B connecting plate pours fixedly together with the cushion cap, and cup joint together with the A steel reinforcement cage in the cushion cap, and the tip of B connecting plate is buckled after with great area of contact and A connecting plate contact and fixed, in addition under the mating reaction of many stock, make the cushion cap have very strong resistance to plucking and fastness with the connection structure of concrete pile.

Drawings

FIG. 1 is an overall internal structure diagram of the present invention;

fig. 2 is the installation structure diagram of the a connection plate, the B connection plate and the B anchor rod of the present invention.

In the figure: 1. a bearing platform; 101. a, a reinforcement cage; 2. a concrete cushion; 3. concrete piles; 301. b, a reinforcement cage; 4. a, anchoring an anchor rod; 5. a, connecting a plate; 501. a through hole; 6. b, connecting a plate; 601. b, a through hole; 7. and B, anchoring the bolt.

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.

Referring to fig. 1-2, a connecting structure of a bearing platform and a concrete pile sequentially comprises a bearing platform 1, a concrete cushion layer 2 and a concrete pile 3 from top to bottom, the bearing platform 1 and the concrete cushion layer 2 are laid in parallel, the concrete cushion layer 2 plays a role of leveling the bearing platform 1, the construction of the bearing platform 1 is facilitated, the concrete pile 3 vertically penetrates through the concrete cushion layer 2 and extends into the bearing platform 1, the concrete pile 3, the bearing platform 1 and the concrete cushion layer 2 are combined into a T shape, an a steel reinforcement cage 101 is transversely arranged in the bearing platform 1, a B steel reinforcement cage 301 is longitudinally arranged in the concrete pile 3, the top end of the B steel reinforcement cage 301 extends outwards from the top of the concrete pile 3 and is fixedly connected with the a steel reinforcement cage 101 in a T shape, an a connecting plate 5 which is fixedly arranged in the concrete pile 3 and is arranged on the lower end face of the concrete cushion layer 2, the a connecting plate 5 is tightly connected with the B steel reinforcement cage 301 through an a through hole 501, the two sides of the bearing platform are respectively extended outwards from the two sides of the concrete pile 3, a pair of B connecting plates 6 are symmetrically and fixedly arranged at the positions, located at the two sides of the concrete pile 3, in the bearing platform 1, the upper plate body and the lower plate body of the B connecting plates 6 are bent horizontally, the bearing platform is integrally in a C shape, each B connecting plate 6 is sleeved on the A steel reinforcement cage 101 through a B through hole 601 formed in the middle of the B connecting plate 6, the lower plate body of the B connecting plate 6 extends out of the lower end face of the bearing platform 1 and then penetrates through the concrete cushion 2 and finally clings to the lower end face of the A connecting plate 5, each B connecting plate 6 and each A connecting plate 5 are fixedly installed together through two B anchor rods 7, and the B anchor rods 7 sequentially penetrate through the B connecting plates 6, the A connecting plates 5 and the concrete cushion 2 and finally vertically anchor into.

Through the technical scheme, the A steel reinforcement cage 101 in the bearing platform 1 is fixedly connected with the B steel reinforcement cage 301 in the concrete pile 3, so that the bearing platform 1 and the concrete pile 3 can be solidified into a whole during pouring and forming, the two are stably connected, the B connecting plate 6 on the bearing platform 1 and the A connecting plate 5 on the concrete pile 3 are connected together through the B anchor rods 7, two ends of the B connecting plate 6 are horizontally bent, the bending direction is vertical to the external pulling force direction borne by the bearing platform 1 and the concrete pile 3, so that the bearing platform 1 is difficult to pull away from the concrete pile 3, the B connecting plate 6 after being bent can be contacted and fixed with the A connecting plate 5 in a larger contact area, and under the matching action of a plurality of B anchor rods 7, the connecting structure of the bearing platform 1 and the concrete pile 3 has strong pulling resistance and firmness, and the A connecting plate 5 is sleeved on the B steel reinforcement cage 301, the B connecting plate 6 is sleeved on the A steel reinforcement cage 101, so that the structure between the A connecting plate 5 and the concrete pile 3 and the structure between the B connecting plate 6 and the bearing platform 1 are very stable.

Further, as shown in fig. 1, two a anchor rods 4 are arranged at the positions, located on the inner side of the B reinforcement cage 301, at the top of the concrete pile 3, one ends of the two a anchor rods 4 are fixedly arranged inside the concrete pile 3, the other ends of the two a anchor rods are vertically anchored into the bearing platform 1, and with the aid of the two a anchor rods 4, the firmness of the connection structure of the concrete pile 3 and the bearing platform 1 can be improved, so that the bearing platform 1 is more difficult to pull out from the concrete pile 3.

Further, as shown in fig. 1, the through hole 501 a is completely matched with the reinforcement cage 301B in shape and size, and the through hole 601B is also completely matched with the reinforcement cage 101 a in shape and size, so that the structures between the connection plate a 5 and the concrete pile 3, between the connection plate B6 and the bearing platform 1 are more compact, and are also firmer.

Further, as shown in fig. 1 and 2, the B anchor rods 7 at both sides of the concrete pile 3 are symmetrically arranged, so that the B anchor rods 7 at both sides are uniformly stressed, and the structure is stable.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a connection structure of cushion cap and concrete pile, top-down include cushion cap (1), concrete cushion (2) and concrete pile (3) in proper order, its characterized in that: the concrete cushion (2) is laid in parallel with the bearing platform (1), the concrete pile (3) vertically penetrates through the concrete cushion (2) and stretches into the inside of the bearing platform (1), the concrete pile (3) is combined with the bearing platform (1) and the concrete cushion (2) to form a T shape, the inside of the bearing platform (1) is transversely provided with an A steel reinforcement cage (101), the inside of the concrete pile (3) is longitudinally provided with a B steel reinforcement cage (301), the top end of the B steel reinforcement cage (301) is extended outwards from the top of the concrete pile (3) and is fixedly connected with the A steel reinforcement cage (101) in a T shape, the inside of the concrete pile (3) is fixedly provided with an A connecting plate (5) tightly attached to the lower end face of the concrete cushion (2), the A connecting plate (5) is sleeved on the B steel reinforcement cage (301) through an A through hole (501) formed in the middle of the A connecting plate, the two sides of the bearing platform (1) extend outwards from the two sides of the concrete pile (3) respectively, a pair of B connecting plates (6) are symmetrically and fixedly arranged at the two sides of the concrete pile (3) in the bearing platform (1), the upper plate body and the lower plate body of each B connecting plate (6) are bent horizontally and integrally in a C shape, each B connecting plate (6) is sleeved on the A steel reinforcement cage (101) through a B through hole (601) formed in the middle of each B connecting plate (6), the lower plate body of each B connecting plate (6) extends out of the lower end face of the bearing platform (1) and then penetrates through the concrete cushion (2) and finally clings to the lower end face of the A connecting plate (5), each B connecting plate (6) and the A connecting plate (5) are fixedly installed together through two B anchor rods (7), and the B anchor rods (7) sequentially penetrate through the B connecting plates (6), The A connecting plate (5) and the concrete cushion (2) are finally vertically anchored into the bearing platform (1).

2. A connecting structure of a cap and a concrete pile according to claim 1, wherein: concrete pile (3) top is located the inboard position of B steel reinforcement cage (301) is provided with two A stock (4), two the one end of A stock (4) is fixed to be set up the inside of concrete pile (3), the vertical anchor of the other end extremely the inside of cushion cap (1).

3. A connecting structure of a cap and a concrete pile according to claim 1, wherein: the through hole A (501) is completely matched with the reinforcement cage B (301) in shape and size, and the through hole B (601) is also completely matched with the reinforcement cage A (101) in shape and size.

4. A connecting structure of a cap and a concrete pile according to claim 1, wherein: the B anchor rods (7) positioned on two sides of the concrete pile (3) are symmetrically arranged.