CN112502201A

CN112502201A - Pile foundation bearing capacity detection device

Info

Publication number: CN112502201A
Application number: CN202011331097.6A
Authority: CN
Inventors: 彭文萍
Original assignee: Jiangxi Ganxiang Construction Service Co ltd
Current assignee: Jiangxi Ganxiang Construction Service Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-03-16

Abstract

The invention discloses a pile foundation bearing capacity detection device, which belongs to the field of pile foundation bearing capacity detection and comprises a pile foundation, wherein a jack is placed at the top of the pile foundation, the jack is superposed with the central axis of the pile foundation, a shelving platform is arranged above the jack, a plurality of pile pressing balancing weights are arranged on the shelving platform in order from the center to the edge, and fine sand is filled in the pile pressing balancing weights; the shape of the pile pressing balancing weight is spherical. According to the pile foundation bearing capacity detection device, the shape of the pile pressing balancing weight is changed into a spherical shape, the spherical balancing weight can roll in the carrying process, the force required by horizontally moving the balancing weight is reduced, and the carrying of the pile pressing balancing weight is facilitated.

Description

Pile foundation bearing capacity detection device

Technical Field

The invention relates to the field of pile foundation bearing capacity detection, in particular to a pile foundation bearing capacity detection device.

Background

Among the prior art, bearing capacity to the single pile foundation detects through placing a plurality of balancing weights on the platform to the bearing capacity of pile foundation is obtained in the weight calculation of balancing weight, and the balancing weight is mostly square structure, when carrying the balancing weight, because the balancing weight is heavier, consequently very hard at the in-process of transport.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention aims to provide a pile foundation bearing capacity detection device, wherein the shape of a pile pressing balancing weight is changed into a spherical shape, the spherical balancing weight can roll in the process of carrying, the force required by horizontally moving the balancing weight is reduced, and the carrying of the pile pressing balancing weight is facilitated.

In order to achieve the purpose, the invention adopts the following technical scheme:

the invention provides a pile foundation bearing capacity detection device which comprises a pile foundation, wherein a jack is placed at the top of the pile foundation, the jack is superposed with the central axis of the pile foundation, a placing platform is arranged above the jack, a plurality of pile pressing balancing weights are arranged on the placing platform from the center to the edge in order, and fine sand is filled in the pile pressing balancing weights; the shape of the pile pressing balancing weight is spherical.

Preferably, the pile pressing balancing weight comprises a hollow spherical shell, a hole for fine sand to pass through is dug in the surface of the hollow spherical shell, and the hole is plugged by a hole plug.

Preferably, the hole plug is in a circular truncated cone shape, that is, the diameter of the hole plug which is not plugged into the pile pressing balancing weight is larger than the diameter of the hole plug which is plugged into the pile pressing balancing weight.

Preferably, the top of the hole plug is provided with a pull ring.

Preferably, the laying platform is formed by stacking a plurality of layers of base plates on top of each other, and the edges of the plurality of layers of base plates are bonded through glue.

Preferably, an arc-shaped placing pit is arranged on the upper surface of the base plate positioned on the uppermost layer of the laying platform and at the corresponding position of the pile pressing balancing weight.

Preferably, a ring of coaming is circumferentially provided around the edge of the rest platform.

Preferably, a baffle is arranged on the outer ring of the placing platform, the cross section of the baffle is in an L shape, the short edge of the L shape is fixedly connected with the edge of the placing platform, and the coaming is inserted into the space between the baffle and the placing platform.

Preferably, the top end surface of the long side of the L shape is a circular arc, and the opening of the circular arc faces the resting platform.

Preferably, a cushion block is arranged between the jack and the resting platform.

The invention has the beneficial effects that:

1. the pile pressing counterweight block is changed into a spherical shape, the spherical counterweight block can roll in the carrying process, the force required when the counterweight block is moved horizontally is reduced, the carrying of the pile pressing counterweight block is facilitated, and the placing pits are also arranged at the corresponding positions on the placing platform and used for limiting the positions of the spherical pile pressing counterweight block and preventing the spherical pile pressing counterweight block from rolling arbitrarily on the platform;

2. the enclosing plates are arranged around the shelving platform and are inserted into the space between the shelving platform and the baffle, so that the enclosing plates can be fixed while being convenient to mount and dismount, and the enclosing plates are prevented from falling off from the shelving platform.

Drawings

Fig. 1 is a schematic view of a pile foundation bearing capacity detecting apparatus provided in an embodiment of the present invention when a pile pressing counterweight is not installed;

fig. 2 is a schematic view of a pile foundation bearing capacity detecting apparatus provided in an embodiment of the present invention when a pile pressing counterweight is placed;

fig. 3 is a schematic structural diagram of a pile pressing counterweight in a pile foundation bearing capacity detection device according to an embodiment of the present invention.

In the figure:

1. a pile foundation; 2. a jack; 3. cushion blocks; 4. a resting platform; 41. a baffle plate; 42. placing a pit; 5. enclosing plates; 6. pressing a pile counterweight block; 61. a hollow spherical shell; 62. a hole plug; 63. and (4) a pull ring.

Detailed Description

The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 3, the pile foundation bearing capacity detection device provided in this embodiment includes a pile foundation 1, a jack 2 is placed at the top of the pile foundation 1, central axes of the jack 2 and the pile foundation 1 are overlapped, a placing platform 4 is arranged above the jack 2, a plurality of pile pressing counter weights 6 are placed in order from the center to the edge on the placing platform 4, and fine sand is filled in the pile pressing counter weights 6; the shape of piling counterweight 6 is spherical, becomes the shape of piling counterweight 6 spherical, and spherical counterweight can roll at the in-process of transport, required power when having reduced the horizontal migration counterweight, has made things convenient for the transport of piling counterweight 6.

In order to fill fine sand into the pile-pressing counterweight block 6, further, the pile-pressing counterweight block 6 comprises a hollow spherical shell 61, a hole for the fine sand to pass through is dug in the surface of the hollow spherical shell 61, and the hole is plugged by a hole plug 62.

In order to make the hole stopper 62 better plug the hole on the pile pressing balancing weight 6, furtherly, the shape of hole stopper 62 is the round platform, the diameter of not plugging in the inside hole stopper 63 of pile pressing balancing weight 6 promptly is greater than the diameter of plugging in the inside hole stopper 63 of pile pressing balancing weight 6, if the diameter of hole stopper 62 is the same with the hole size, it is too deep to all appear plugging in hole stopper 63 when plugging in, cause whole hole stopper 63 all to enter into pile pressing balancing weight 6, can't pull out, in addition, can also make hole stopper 62 can't plug the hole tightly, when pile pressing balancing weight 6 rolls, inside fine sand spills, cause the clearance difficulty.

To facilitate the extraction of the hole plug 62, further, the top of the hole plug 62 is provided with a pull ring 63.

In order to change the thickness of the placing platform 4 conveniently, the placing platform 4 is further composed of a plurality of layers of base plates which are stacked up and down, and the edges of the plurality of layers of base plates are bonded through glue.

In order to prevent the pile-pressing counter weight 6 from rolling arbitrarily on the platform, an arc-shaped placing pit 42 is further provided on the upper surface of the backing plate on the uppermost layer of the resting platform 4 at a position corresponding to the pile-pressing counter weight 6.

In order to prevent the pile-pressing counterweight 6 at the edge from falling off the laying platform 4, a ring of coaming 5 is further arranged along the circumference of the edge of the laying platform 4.

In order to realize the detachable connection of the enclosing plate 5, further, a baffle plate 41 is arranged on the outer ring of the resting platform 4, the cross section of the baffle plate 41 is in an "L" shape, the short side of the "L" shape is fixedly connected with the edge of the resting platform 4, and the enclosing plate 5 is inserted into the space between the baffle plate 41 and the resting platform 4.

In order to increase the pressure on the baffle 41, the shroud 5 is pressed, and further, the top end surface of the long side of the "L" shape is a circular arc, the opening of which faces the resting platform 4.

In order to improve the strength, a cushion block 3 is further arranged between the jack 2 and the resting platform 4.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a pile foundation bearing capacity detection device which characterized in that:

the pile pressing device comprises a pile foundation (1), wherein a jack (2) is placed at the top of the pile foundation (1), the central axes of the jack (2) and the pile foundation (1) are overlapped, a placing platform (4) is arranged above the jack (2), a plurality of pile pressing balancing weights (6) are arranged on the placing platform (4) in order from the center to the edge, and fine sand is filled in the pile pressing balancing weights (6);

the shape of the pile pressing balancing weight (6) is spherical.

2. The pile foundation bearing capacity detection device of claim 1, wherein:

the pile pressing balancing weight (6) comprises a hollow spherical shell (61), a hole for fine sand to pass through is dug in the surface of the hollow spherical shell (61), and the hole is plugged by a hole plug (62).

3. The pile foundation bearing capacity detection device of claim 2, wherein:

the hole plug (62) is in a round table shape, namely the diameter of the hole plug (62) which is not plugged into the pile pressing balancing weight (6) is larger than the diameter of the hole plug (62) which is plugged into the pile pressing balancing weight (6).

4. The pile foundation bearing capacity detection device of claim 3, wherein:

the top of the hole plug (62) is provided with a pull ring (63).

5. The pile foundation bearing capacity detection device of claim 1, wherein:

the laying platform (4) is formed by vertically stacking a plurality of layers of base plates, and the edges of the plurality of layers of base plates are bonded through glue.

6. The pile foundation bearing capacity detection device of claim 5, wherein:

and an arc-shaped placing pit (42) is arranged on the upper surface of the base plate positioned on the uppermost layer of the laying platform (4) and at the corresponding position of the pile pressing balancing weight (6).

7. The pile foundation bearing capacity detection device of claim 5, wherein:

a circle of coaming (5) is arranged around the periphery of the edge of the laying platform (4).

8. The pile foundation bearing capacity detection device of claim 7, wherein:

the outer ring of the laying platform (4) is provided with a baffle (41), the cross section of the baffle (41) is L-shaped, the short side of the L-shaped baffle is fixedly connected with the edge of the laying platform (4), and the coaming (5) is inserted into the space between the baffle (41) and the laying platform (4).

9. The pile foundation bearing capacity detection device of claim 8, wherein:

the top end surface of the long edge of the L shape is a circular arc, and the opening of the circular arc faces the laying platform (4).

10. The pile foundation bearing capacity detection device of claim 1, wherein:

and a cushion block (3) is arranged between the jack (2) and the laying platform (4).