CN114045885A

CN114045885A - Portable pile foundation bearing capacity detection device

Info

Publication number: CN114045885A
Application number: CN202111247335.XA
Authority: CN
Inventors: 陈瑶; 张继飞; 刘萍
Original assignee: Sichuan Luzhou Longnao Construction Engineering Co ltd
Current assignee: Sichuan Luzhou Longnao Construction Engineering Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-02-15

Abstract

The invention discloses a portable pile foundation bearing capacity detection device, which belongs to the technical field of pile foundation detection and comprises a base plate, a U-shaped frame and a pile foundation body, wherein the U-shaped frame is fixedly connected to the side wall of the base plate, and the pile foundation body is positioned in the U-shaped frame; further comprising: the telescopic plate is connected to the U-shaped frame in a sliding manner; the cylinder is fixedly connected to the bottom of the telescopic plate; the pressure sensor is detachably connected to the output end of the air cylinder; the clamping mechanism is arranged on the inner wall of the U-shaped frame; the stability of the pile foundation body is improved. The invention has simple structure, is used for adjusting the height of the U-shaped frame by arranging the lifting mechanism and the telescopic plate so as to detect pile foundation bodies with different heights, is convenient for collecting detection reports by arranging the storage box and the drawer, and is used for limiting the device by arranging the clamping mechanism.

Description

Portable pile foundation bearing capacity detection device

Technical Field

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

Background

The deep foundation consisting of piles and pile caps connected with the pile tops or the single-pile foundation connected with the piles by the piles is called a low-cap pile foundation for short, if the pile bodies are completely buried in the soil and the bottom surfaces of the caps are contacted with the soil body; if the upper part of the pile body is exposed out of the ground and the bottom of the pile cap is positioned above the ground, the pile cap is called a high pile cap foundation, the building pile foundation is usually a low pile cap foundation, the application of the pile foundation in a high-rise building is wide, and after the pile cap is installed, the pile cap needs to be subjected to various aspects of detection, such as bearing capacity detection;

however, the existing portable pile foundation bearing capacity detection device cannot adjust the height of the device according to the height of a foundation pile, so that the practicability of the device is reduced, and when the pile foundation cannot be detected, a detection report recorded by a detector is stored and collected, and the device cannot be limited, so that the device moves when being detected, and the pile foundation detection is influenced.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the device cannot be adjusted in height according to the height of a foundation pile, so that the practicability of the device is reduced, and when a pile foundation cannot be detected, detection reports recorded by detection personnel are stored and collected, and the device cannot be limited, so that the device moves during detection, the pile foundation detection is influenced, and the like.

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

a portable pile foundation bearing capacity detection device comprises a base plate, a U-shaped frame and a pile foundation body, wherein the U-shaped frame is fixedly connected to the side wall of the base plate, and the pile foundation body is positioned in the U-shaped frame; further comprising:

the telescopic plate is connected to the U-shaped frame in a sliding manner;

the cylinder is fixedly connected to the bottom of the telescopic plate;

the pressure sensor is detachably connected to the output end of the air cylinder;

the clamping mechanism is arranged on the inner wall of the U-shaped frame; the pile foundation body is used for improving the stability of the pile foundation body;

the telescopic mechanism is arranged on the bottom plate and used for assisting the telescopic plate in height adjustment, so that pile foundations with different heights can be detected;

the storage box is fixedly connected to the bottom plate.

In order to improve the stability of the pile foundation body, preferably, the clamping mechanism comprises an electric telescopic rod and arc-shaped plates, the electric telescopic rod is fixedly connected to the inner wall of the U-shaped frame, and the arc-shaped plates are respectively and fixedly connected to the output ends of the two electric telescopic rods;

the electric telescopic rods are symmetrically designed, and the arc-shaped plates are abutted to the pile base body.

In order to carry out altitude mixture control, preferably, telescopic machanism includes motor, lead screw and backup pad, motor fixed connection is on the bottom plate, backup pad fixed connection is at the expansion plate lateral wall, threaded connection between lead screw and the backup pad, fixed connection between lead screw and the motor output.

In order to store the detection report, preferably, the bottom plate is fixedly connected with a storage box, two groups of drawers are arranged on the storage box, and the drawers are slidably connected to the storage box.

In order to facilitate the movement of the detector pushing device, the bottom plate is fixedly connected with a handle, and wheels are arranged at the bottom of the bottom plate.

In order to facilitate the installation of the pressure sensor, it is preferable that the pressure sensor is provided with a support rod, the support rod is inserted into the output end of the cylinder, and the support rod is provided with a hydrant.

In order to improve the stability between the pressure sensor and the cylinder output end, further, the pressure sensor is connected with the cylinder output end through a mounting bolt.

Compared with the prior art, the invention provides a portable pile foundation bearing capacity detection device, which has the following beneficial effects:

1. this portable pile foundation bearing capacity detection device, through mutually supporting of elevating system and expansion plate for can carry out altitude mixture control to the U-shaped frame, thereby reach and to detect not co-altitude pile foundation body.

2. This portable pile foundation bearing capacity detection device is provided with two sets of drawers through being provided with in the storage tank for can collect the storage to the detection report after the pile foundation detects.

3. This portable pile foundation bearing capacity detection device, through mutually supporting of U-shaped frame and fixture for play spacing effect to the device.

The device is simple in structure, the lifting mechanism and the expansion plate are arranged and used for adjusting the height of the U-shaped frame, so that pile foundation bodies with different heights can be detected, the storage box and the drawer are arranged, detection reports can be conveniently collected, and the clamping mechanism is arranged and used for limiting the device.

Drawings

Fig. 1 is a perspective view of a portable device for detecting bearing capacity of a pile foundation according to the present invention;

fig. 2 is one of schematic structural diagrams of a U-shaped frame of a portable pile foundation bearing capacity detection device according to the present invention;

fig. 3 is one of schematic structural diagrams of a U-shaped frame of a portable pile foundation bearing capacity detection device according to the present invention;

fig. 4 is a cross-sectional view of a U-shaped frame of a portable pile foundation bearing capacity detection device according to the present invention.

In the figure: 1. a base plate; 101. a handle; 102. a wheel; 2. a storage box; 201. a drawer; 3. a motor; 301. a screw rod; 302. a support plate; 4. a U-shaped frame; 401. a retractable plate; 5. a pile foundation body; 6. a cylinder; 601. a pressure sensor; 602. installing a bolt; 7. an electric telescopic rod; 701. an arc-shaped plate; 8. a support bar; 801. and (4) eliminating thrombus.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-4, a portable pile foundation bearing capacity detection device comprises a base plate 1, a U-shaped frame 4 and a pile foundation body 5, wherein the U-shaped frame 4 is fixedly connected to the side wall of the base plate 1, and the pile foundation body 5 is positioned in the U-shaped frame 4; further comprising:

a telescopic plate 401 connected to the U-shaped frame 4 in a sliding manner;

the cylinder 6 is fixedly connected to the bottom of the expansion plate 401;

the pressure sensor 601 is detachably connected to the output end of the air cylinder 6;

the clamping mechanism is arranged on the inner wall of the U-shaped frame 4; the stability of the pile foundation body 5 is improved;

the telescopic mechanism is arranged on the base plate 1 and used for assisting the telescopic plate 401 to adjust the height, so that pile foundations with different heights can be detected;

and the storage box 2 is fixedly connected to the bottom plate 1.

Fixture includes electric telescopic handle 7,

arc

701, and 7 fixed connection of electric telescopic handle are at 4 inner walls of U-shaped frame, and electric telescopic handle 7 is two of symmetrical design, and arc 701 is fixed connection respectively on 7 output ends of two electric telescopic handle, and arc 701 offsets with pile foundation body 5.

A handle 101 is fixedly connected to the bottom plate 1, and wheels 102 are arranged at the bottom of the bottom plate 1.

When needs treat pile foundation body 5 and examine time measuring, the measurement personnel remove through handle 101 thrust unit and detect pile foundation body 5 with the front, start electric telescopic handle 7 this moment, electric telescopic handle 7 treats through two promotion arcs 701 that the symmetry set up and detects pile foundation body 5 and carries out the centre gripping to reach and carry on spacingly to the device, then start cylinder 6, cylinder 6 promotes pressure sensor 601 and waits to detect pile foundation body 5 surface counterbalance, be used for carrying out the bearing capacity detection to it.

Example 2:

referring to fig. 1-4, a portable device for detecting bearing capacity of pile foundation is substantially the same as that in embodiment 1, and further, the telescoping mechanism includes a motor 3, a screw rod 301 and a support plate 302, the motor 3 is fixedly connected to the bottom plate 1, the support plate 302 is fixedly connected to a side wall of the telescoping plate 401, the screw rod 301 is in threaded connection with the support plate 302, and the screw rod 301 is fixedly connected with an output end of the motor 3.

Two sets of drawers 201 are arranged on the storage box 2, and the drawers 201 are slidably connected to the storage box 2.

Starter motor 3, motor 3 drive lead screw 301 rotates, then backup pad 302 through with lead screw 301 between threaded connection and the rebound, make backup pad 302 drive expansion plate 401 rebound, can adjust the height of U-shaped frame 4, thereby reach and to detect pile foundation body 5 of co-altitude not, then, after finishing detecting pile foundation body 5 bearing capacity, testing personnel can put into drawer 201 with the detection report, thereby reach and be convenient for deposit the detection report.

Example 3:

referring to fig. 1 to 4, a portable device for detecting bearing capacity of pile foundation is substantially the same as that in embodiment 1, and further, a support rod 8 is disposed on the pressure sensor 601, the support rod 8 is inserted into the output end of the cylinder 6, and a hydrant 801 is disposed on the support rod 8.

The pressure sensor 601 is connected with the output end of the air cylinder 6 through a mounting bolt 602.

The installation between the pressure sensor 601 and the output end of the cylinder 6 is convenient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A portable pile foundation bearing capacity detection device comprises a base plate (1), a U-shaped frame (4) and a pile foundation body (5), wherein the U-shaped frame (4) is fixedly connected to the side wall of the base plate (1), and the pile foundation body (5) is located in the U-shaped frame (4); it is characterized by also comprising:

the telescopic plate (401) is connected to the U-shaped frame (4) in a sliding mode;

the cylinder (6) is fixedly connected to the bottom of the expansion plate (401);

the pressure sensor (601) is detachably connected to the output end of the air cylinder (6);

the clamping mechanism is arranged on the inner wall of the U-shaped frame (4) and used for improving the stability of the pile foundation body (5);

the telescopic mechanism is arranged on the base plate (1) and used for assisting the telescopic plate (401) to adjust the height, so that pile foundations with different heights can be detected;

the storage box (2) is fixedly connected to the bottom plate (1).

2. The portable pile foundation bearing capacity detection device according to claim 1, wherein the clamping mechanism comprises an electric telescopic rod (7) and an arc-shaped plate (701), the electric telescopic rod (7) is fixedly connected to the inner wall of the U-shaped frame (4), and the arc-shaped plate (701) is fixedly connected to the output ends of the two electric telescopic rods (7) respectively.

3. The portable pile foundation bearing capacity detection device according to claim 2, wherein the number of the electric telescopic rods (7) is two, and the arc-shaped plates (701) are abutted to the pile foundation body (5).

4. The portable pile foundation bearing capacity detection device according to claim 1, wherein the telescoping mechanism comprises a motor (3), a screw rod (301) and a support plate (302), the motor (3) is fixedly connected to the base plate (1), the support plate (302) is fixedly connected to the side wall of the telescoping plate (401), the screw rod (301) is in threaded connection with the support plate (302), and the screw rod (301) is fixedly connected with the output end of the motor (3).

5. The portable pile foundation bearing capacity detection device according to claim 1, wherein two sets of drawers (201) are arranged on the storage box (2), and the drawers (201) are slidably connected to the storage box (2).

6. A portable pile foundation bearing capacity detection device according to claim 5, wherein a handle (101) is fixedly connected to the base plate (1), and wheels (102) are arranged at the bottom of the base plate (1).

7. The portable pile foundation bearing capacity detection device according to claim 1, wherein a support rod (8) is arranged on the pressure sensor (601), and the support rod (8) is inserted into the output end of the cylinder (6).

8. A portable pile foundation bearing capacity detection device according to claim 7, wherein the support rod (8) is further provided with a hydrant (801).

9. A portable pile foundation load-bearing capacity detection device according to claim 1, 7 or 8, wherein the pressure sensor (601) is connected with the output end of the air cylinder (6) through a mounting bolt (602).