Static load detection instrument for pile foundation

Abstract

The utility model provides a pile foundation detection static load instrument which comprises a base, the top of the base is fixedly connected with a stand column and a transverse plate respectively, an adjusting mechanism is arranged on the outer side of the stand column, a limiting mechanism is arranged on the outer side of the adjusting mechanism, a connecting rod is fixedly connected to the inner side of the stand column, and a loading mechanism is arranged on one side of the connecting rod. The adjusting mechanism comprises an adjusting frame and an adjusting pin, the inner wall of the adjusting frame is slidably connected with the outer side of the stand column, an adjusting hole is formed in an inner cavity of the adjusting frame, the adjusting pin is inserted into an inner cavity of the adjusting hole, the limiting mechanism comprises a limiting plate, the two ends of the limiting plate are fixedly connected with the outer side of the adjusting frame, and an inner cavity of the limiting plate is in threaded connection with a limiting rod. One end of the limiting rod is rotationally matched with a limiting hoop. The pile foundation detection static load instrument solves the problems that when an existing device is used, a positioning seat needs to be additionally arranged, and installation difficulty and detection cost are increased.

Description

TECHNICAL FIELD

[0001] The utility model relates to pile foundation detection technical field especially relates to a pile foundation detection static load instrument. BACKGROUND

[0002] Pile foundation static load is an important means of providing parameters for pile foundation design and measuring pile foundation construction quality, has been as the most important project of foundation detection, and the pile foundation engineering quantity is more and more, and the vertical uplift bearing capacity and vertical compression bearing capacity of single pile are required higher and higher, and the principle of static load detection of test pile is that vertical pressure is applied on the top of test pile, and the settlement of the top of pile with time is observed to determine the corresponding vertical compression bearing capacity of single pile.

[0003] The pile foundation detection static load instrument in the prior art is pressed down by a hydraulic machine in use, although some positioning seats are added on the pile foundation to improve the detection accuracy, but the positioning seats increase the installation difficulty and detection cost, therefore, it is necessary to provide a pile foundation detection static load instrument convenient to use to solve the above technical problems. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the utility model provides a pile foundation detection static load instrument convenient to use.

[0005] The pile foundation detection static load instrument provided by the utility model has the advantages that the pile foundation detection static load instrument is convenient to use, the vertical pressure is applied on the top of test pile, and the settlement of the top of pile with time is observed to determine the corresponding vertical compression bearing capacity of single pile.

[0006] As the utility model provides a pile foundation detection static load instrument, preferably, the adjusting mechanism includes adjusting frame and adjusting pin, the inner wall of adjusting frame is slidably connected with the outer side of stand, the inner cavity of adjusting frame is provided with adjusting hole, and the adjusting pin is inserted into the inner cavity of adjusting hole.

[0007] As the utility model provides a pile foundation detection static load instrument, preferably, the limiting mechanism includes limiting plate, both ends of limiting plate are fixedly connected with the outer side of adjusting frame, the inner cavity of limiting plate is threadedly connected with limiting rod, and one end of limiting rod is rotatably connected with limiting hoop.

[0008] As the utility model provides a pile foundation detection static load instrument, preferably, the limiting mechanism further includes auxiliary rod, one end of auxiliary rod is fixedly connected with the outer side of limiting hoop, and the outer side of auxiliary rod is slidably connected with the inner cavity of limiting plate.

[0009] The utility model provides a pile foundation detection static load appearance, preferably, the loading mechanism includes the mounting panel, both sides of mounting panel all with one side fixed connection of connecting rod, the inner chamber of mounting panel is fixedly connected with the hydraulic cylinder, the piston rod of hydraulic cylinder is fixedly connected with the pressure head.

[0010] The utility model provides a pile foundation detection static load appearance, preferably, the one side of base is fixedly connected with the reinforcing plate, the inner chamber of reinforcing plate is equipped with the reinforcing hole.

[0011] The utility model provides a pile foundation detection static load appearance, preferably, the one side of stand is fixedly connected with the auxiliary board, the top of auxiliary board is fixedly connected with the auxiliary block, the top of auxiliary block is fixedly connected with the bottom of connecting rod.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The pile foundation detection static load appearance, through rotating the limiting rod, can drive the limiting hoop to move, so as to clamp and limit the pile foundation, improve the stability of the pile foundation in the detection process, without adding the positioner, solve the problem that the positioning seat needs to be added when the device is used, increase the installation difficulty and detection cost. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The utility model provides a pile foundation detection static load appearance a preferable embodiment structure schematic drawing of the utility model;

[0015] Figure 2 It is the top structure section view of the utility model adjusting mechanism.

[0016] The reference numerals in the drawing are: 1, base; 2, stand; 3, cross plate; 4, adjusting mechanism; 401, adjusting frame; 402, adjusting hole; 403, adjusting pin; 5, limiting mechanism; 501, limiting plate; 502, limiting rod; 503, limiting hoop; 504, auxiliary rod; 6, connecting rod; 7, loading mechanism; 701, mounting panel; 702, hydraulic cylinder; 703, pressure head; 8, reinforcing plate; 9, reinforcing hole; 10, auxiliary board; 11, auxiliary block. DETAILED DESCRIPTION

[0017] The utility model will be further explained in connection with the drawings and embodiment.

[0018] Please combine with reference to Figure 1 And Figure 2 Among them Figure 1 The utility model provides a pile foundation detection static load appearance a preferable embodiment structure schematic drawing of the utility model; Figure 2The utility model discloses a top structure section view of adjusting mechanism, a pile foundation detection static load instrument, including base 1, the top of base 1 is fixedly connected with stand 2 and horizontal plate 3 respectively, the outside of stand 2 is provided with adjusting mechanism 4, the outside of adjusting mechanism 4 is provided with limiting mechanism 5, the inside of stand 2 is fixedly connected with connecting rod 6, one side of connecting rod 6 is provided with loading mechanism 7.

[0019] As a technical optimization scheme of the utility model, adjusting mechanism 4 includes adjusting frame 401 and adjusting pin 403, the inner wall of adjusting frame 401 is slidably connected with the outside of stand 2, the inner chamber of adjusting frame 401 is provided with adjusting hole 402, adjusting pin 403 is inserted in the inner chamber of adjusting hole 402.

[0020] In the embodiment: adjusting hole 402 is set up in the inner chamber of stand 2, when adjusting the limiting height, adjusting pin 403 can be extracted from adjusting hole 402, then the position of adjusting frame 401 can be adjusted, thereby the limiting height of the device is adjusted, after adjusting frame 401 is moved to the required height, adjusting pin 403 is homing, and is inserted in corresponding adjusting hole 402.

[0021] As a technical optimization scheme of the utility model, limiting mechanism 5 includes limiting plate 501, both ends of limiting plate 501 are fixedly connected with the outside of adjusting frame 401, the inner chamber of limiting plate 501 is threadedly connected with limiting rod 502, one end of limiting rod 502 is rotatably connected with limiting hoop 503.

[0022] Limiting mechanism 5 further includes auxiliary rod 504, one end of auxiliary rod 504 is fixedly connected with the outside of limiting hoop 503, the outside of auxiliary rod 504 is slidably connected with the inner chamber of limiting plate 501.

[0023] In the embodiment: by rotating limiting rod 502, limiting rod 502 can drive limiting hoop 503 to move, thereby clamping and limiting the pile foundation, and the stability of the pile foundation during the detection process is improved, without adding a positioner, by setting auxiliary rod 504, the stability of limiting hoop 503 when moving is improved.

[0024] As a technical optimization scheme of the utility model, loading mechanism 7 includes mounting plate 701, both sides of mounting plate 701 are fixedly connected with one side of connecting rod 6, the inner chamber of mounting plate 701 is fixedly connected with hydraulic cylinder 702, the piston rod of hydraulic cylinder 702 is fixedly connected with pressure head 703.

[0025] In the embodiment, after the device is moved to the pile foundation, the center point of the pressure head 703 is perpendicular to the center position of the top of the pile foundation, the pressure head 703 is driven to move downwards by the hydraulic cylinder 702, the pressure on the top of the pile foundation is applied, the pressure sensor at the pressure head 703 can detect the pressure value (the pressure sensor is electrically connected with the upper computer), and then the compression bearing capacity of the pile foundation can be determined by observing the settlement of the pile foundation.

[0026] As a technical optimization scheme of the utility model, the reinforcing plate 8 is fixedly connected to one side of the base 1, and reinforcing holes 9 are formed in the inner cavity of the reinforcing plate 8.

[0027] In the embodiment, after the device is moved to the pile foundation, the center point of the pressure head 703 is perpendicular to the center position of the top of the pile foundation, the pressure head 703 is driven to move downwards by the hydraulic cylinder 702, the pressure on the top of the pile foundation is applied, the pressure sensor at the pressure head 703 can detect the pressure value (the pressure sensor is electrically connected with the upper computer), and then the compression bearing capacity of the pile foundation can be determined by observing the settlement of the pile foundation.

[0028] As a technical optimization scheme of the utility model, the reinforcing plate 8 is fixedly connected to one side of the base 1, and reinforcing holes 9 are formed in the inner cavity of the reinforcing plate 8.

[0029] In the embodiment, by arranging the auxiliary block 11 and the auxiliary plate 10, the connection stability between the connecting rod 6 and the stand column 2 is improved.

[0030] The working principle of the pile foundation detection static load instrument is as follows:

[0031] In use, the device can be moved to the pile foundation, the center point of the pressure head 703 is perpendicular to the center position of the top of the pile foundation, then the limiting rod 502 is driven to move by rotating the limiting rod 502, so that the pile foundation is clamped and limited, the stability of the pile foundation during detection is improved, a positioner is not needed, the pressure head 703 is driven to move downwards by the hydraulic cylinder 702, the pressure on the top of the pile foundation is applied, the pressure sensor at the pressure head 703 can detect the pressure value, then the compression bearing capacity of the pile foundation can be determined by observing the settlement of the pile foundation, when the limiting height is adjusted, the adjusting pin 403 is extracted from the adjusting hole 402, then the position of the adjusting frame 401 is adjusted, so that the limiting height of the device is adjusted, after the adjusting frame 401 is moved to the required height, the adjusting pin 403 is returned to the original position and inserted into the corresponding adjusting hole 402, and after the device is moved to the required position, the user can twist the ground bolt into the reinforcing hole 9, so that the stability of the device during use is improved.

[0032] The above merely illustrates the embodiments of the present application, and does not limit the patent scope of the present application, and any equivalent structure or equivalent process transformation, or direct or indirect application in other related technical fields, which are made by using the content of the present application specification and drawings, are also included in the patent protection scope of the present application.

Claims

1. A static load detector for pile foundation, characterized in that, The application relates to a base (1), the top of the base (1) is fixedly connected with a stand column (2) and a horizontal plate (3) respectively, the outer side of the stand column (2) is provided with an adjusting mechanism (4), the outer side of the adjusting mechanism (4) is provided with a limiting mechanism (5), the inner side of the stand column (2) is fixedly connected with a connecting rod (6), and the side of the connecting rod (6) is provided with a loading mechanism (7).

2. The static load detector for pile foundation according to claim 1, characterized in that, The adjusting mechanism (4) comprises an adjusting frame (401) and an adjusting pin (403), the inner wall of the adjusting frame (401) is slidably connected with the outer side of the stand column (2), the inner cavity of the adjusting frame (401) is provided with an adjusting hole (402), and the adjusting pin (403) is inserted into the inner cavity of the adjusting hole (402).

3. The static load detector for pile foundation according to claim 2, characterized in that, The limiting mechanism (5) comprises a limiting plate (501), both ends of the limiting plate (501) are fixedly connected with the outer side of the adjusting frame (401), the inner cavity of the limiting plate (501) is threadedly connected with a limiting rod (502), and one end of the limiting rod (502) is rotatably matched with a limiting hoop (503).

4. The static load detector for pile foundation according to claim 3, characterized in that, The limiting mechanism (5) further comprises an auxiliary rod (504), one end of the auxiliary rod (504) is fixedly connected with the outer side of the limiting hoop (503), and the outer side of the auxiliary rod (504) is slidably connected with the inner cavity of the limiting plate (501).

5. The static load detector for pile foundation according to claim 1, characterized in that, The loading mechanism (7) comprises a mounting plate (701), both sides of the mounting plate (701) are fixedly connected with the side of the connecting rod (6), the inner cavity of the mounting plate (701) is fixedly connected with a hydraulic cylinder (702), and the piston rod of the hydraulic cylinder (702) is fixedly connected with a pressure head (703).

6. The static load detector for pile foundation according to claim 1, characterized in that, One side of the base (1) is fixedly connected with a reinforcing plate (8), and the inner cavity of the reinforcing plate (8) is provided with a reinforcing hole (9).

7. The static load detector for pile foundation according to claim 1, characterized in that, One side of the stand column (2) is fixedly connected with an auxiliary plate (10), the top of the auxiliary plate (10) is fixedly connected with an auxiliary block (11), and the top of the auxiliary block (11) is fixedly connected with the bottom of the connecting rod (6).

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