Measuring scale for pile foundation settlement detection

Abstract

The utility model relates to the technical field of pile foundation detection, and discloses a measuring scale for pile foundation settlement detection, which comprises a sliding rod and a supporting rod which are matched with each other, the limiting structure comprises a mounting seat, limiting rods and a connecting rod, the mounting seat is fixedly mounted on the top plate, the connecting rod is rotationally connected with the mounting seat, annular scales are formed in the wall surface of the mounting seat, the two limiting rods which can be close to each other are symmetrically arranged on the two sides of the connecting rod, and the limiting rods are clamped and collided through the two elastically connected limiting rods; the limiting rods drive the top plate to move along with impact settlement so as to detect whether settlement occurs or not, the two limiting rods clamp the pile foundation, the two limiting rods clamp the side wall of the pile foundation, detection can be conducted, the top plate does not need to be arranged at the top of the pile foundation, and installation is more convenient and faster; the whole device is smaller in height and size and convenient to store and transport.

Description

Technical Field

[0001] The utility model relates to the technical field of pile foundation detection, in particular to a measuring ruler for pile foundation settlement detection. Background Art

[0002] In order to eliminate the hidden dangers of pile foundations, it is necessary to test the pile foundations, and the settlement amplitude is one of the items.

[0003] The prior art discloses a soft ground pile foundation settlement detection device (publication number: CN217637323U), comprising a support frame and a test plate. The side surface of the support frame is fixedly connected with a measuring ruler, and the number of the measuring rulers is two. The side surface of the test plate is fixedly connected with a fixed column, and the surface of the fixed column is fixedly connected with a balance bar, and one end of the balance bar is fixedly connected with an indicator plate. The upper surface of the support frame is provided with a sliding mechanism, the upper surface of the support frame is provided with a working frame, the bottom of the support frame is provided with a fixing mechanism, and the bottom of the test plate is provided with a balance mechanism.

[0004] The prior art sets up a structure similar to a door arch, places the top crossbar on the impact platform, and displays the settlement value through two sliding columns and a scale. This requires that the height of the column needs to be greater than the height of the pile foundation, which makes the height of the entire detection device larger, which is not conducive to the storage and transportation of tools, and there is a certain amount of room for optimization.

[0005] Therefore, we propose a measuring ruler for pile foundation settlement inspection. Utility Model Content

[0006] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a measuring ruler for pile foundation settlement inspection.

[0007] In order to achieve the above purpose, the utility model adopts the following technical scheme, a pile foundation settlement detection measuring ruler, comprising:

[0008] A sliding rod and a supporting rod cooperate with each other, wherein the sliding rod is slidably connected to the supporting rod, a top plate is fixedly installed on the top of the sliding rod, two sliding rods and two supporting rods are symmetrically arranged on the bottom of the top plate, an indicating rod is fixedly installed on the wall of the top plate, and a scale is opened on the wall of the supporting rod;

[0009] A limiting structure is arranged on one side of the top plate for clamping the pile foundation. The limiting structure includes a mounting seat, a limiting rod and a connecting rod. The mounting seat is fixedly installed on the top plate, the connecting rod is rotatably connected to the mounting seat, and an annular scale is opened on the wall surface of the mounting seat. Two limiting rods that can approach each other are symmetrically arranged on both sides of the connecting rod. The two limiting rods respectively contact the two sides of the pile foundation and clamp the pile foundation.

[0010] As a preferred embodiment of the present invention, the limiting structure further comprises a horizontal tube, two horizontal tubes are fixedly mounted on the wall surface of the connecting rod, and two limiting rods are elastically connected to the corresponding horizontal tubes.

[0011] As a preferred embodiment of the utility model, the horizontal tube forms a square tube structure, a tension spring is fixedly installed in the cavity of the horizontal tube, and the tension spring is fixedly connected to the end of the limit rod.

[0012] As a preferred embodiment of the utility model, the limit rod forms a rod body structure with an L-shaped horizontal cross-section, and the limit rod includes an integrally formed bent portion and an extended portion. The bent portion of the limit rod is adapted to the horizontal tube and is slidably connected to the inner wall of the horizontal tube, and the extended portions of the two limit rods are parallel to each other.

[0013] As a preferred embodiment of the utility model, a threaded hole is provided at the top of the horizontal tube, a bolt is threadedly connected in the threaded hole, and the end of the bolt can contact the top surface of the limiting rod.

[0014] As a preferred embodiment of the utility model, the connecting rod forms a rod body with a T-shaped horizontal cross-section, and the two horizontal tubes are fixedly mounted on the top surface of the connecting rod. The top surface of the connecting rod is also provided with an integrally formed ear plate, which is rotatably connected to the mounting seat via a rotating shaft, and a pointer is fixedly mounted on one side of the ear plate for indicating the scale of the mounting seat wall.

[0015] As a preferred embodiment of the utility model, the mounting seat is fixedly installed in the middle of one side of the top plate, the wall surfaces of the two support rods are provided with scales, the indicator rod is located on one side of the scale, and the indicator rod can indicate the change of the scale as the top plate is raised or lowered. A positioning screw is threadedly connected to one side of the support rod, and a number of positioning holes are evenly opened on the side wall of the sliding rod.

[0016] The utility model provides a measuring ruler for pile foundation settlement inspection, which has the following beneficial effects:

[0017] 1. A measuring ruler for pile foundation settlement detection clamps the impactor through two elastically connected limit rods. The wall surfaces where the limit rods are close to each other are fixed with rubber blocks to ensure the contact force between the limit rods and the pile foundation, thereby ensuring the synchronous movement of the limit rods and the impactor. The limit rods drive the top plate to move as the impact settles to detect whether there is settlement. The two limit rods clamp the pile foundation. When the pile foundation tilts, the mounting seat can rotate a certain angle as the impact tilts, and cooperate with the annular scale on the wall surface of the mounting seat to detect the angle change of the pile foundation. The detection is more comprehensive. The support rod is fixed on the ground. The side wall of the pile foundation can be clamped by two limit rods for detection. There is no need to place the top plate on the top of the pile foundation. The installation is more convenient. The height and size of the entire device are more compact, which is convenient for storage and transportation.

[0018] 2. This measuring ruler for pile foundation settlement inspection pulls the two limit rods to slide in opposite directions. The limit rods slide along the corresponding horizontal tubes and stretch the tension springs. The limit rods are loosened, and the two limit rods approach each other and clamp the pile foundation. It is easy to install. At the same time, the bolts on the top of the horizontal tube can contact the top surface of the limit rod and lock the position of the limit rod to ensure the firmness of the connection between the limit rod and the pile foundation, and ensure that the vertical displacement and rotation of the limit rod do not interfere with each other, thereby ensuring the detection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is one of the overall three-dimensional diagrams of the utility model;

[0020] Figure 2 This is the second overall stereogram of the utility model;

[0021] Figure 3 This is a schematic diagram of the installation of the mounting base and the top plate of the utility model;

[0022] Figure 4 This is a stereoscopic diagram of the limit rod, the connecting rod and the horizontal tube of the utility model;

[0023] Figure 5 This is the assembly drawing of the limit rod and horizontal tube of the utility model.

[0024] Legend: 10, top plate; 11, sliding rod; 12, supporting rod; 13, indicating rod; 20, mounting seat; 21, limiting rod; 22, connecting rod; 23, horizontal tube. DETAILED DESCRIPTION

[0025] A measuring ruler for pile foundation settlement inspection, such as Figure 1 , Figure 2 and Figure 3 As shown, including:

[0026] The sliding rod 11 and the supporting rod 12 cooperate with each other, and the sliding rod 11 is slidably connected with the supporting rod 12. A top plate 10 is fixedly installed on the top of the sliding rod 11, and two sliding rods 11 and two supporting rods 12 are symmetrically arranged at the bottom of the top plate 10. An indicating rod 13 is fixedly installed on the wall of the top plate 10, and a scale is provided on the wall of the supporting rod 12. The wall surfaces of the two supporting rods 12 are both provided with scales. The indicating rod 13 is located on one side of the scale, and the indicating rod 13 can indicate the change of the scale as the top plate 10 is raised and lowered. A positioning screw is threadedly connected to one side of the supporting rod 12, and a plurality of positioning holes are evenly arranged on the side wall of the sliding rod 11. In this scheme, the sliding rod 11 is displaced by the top plate 10 as the pile foundation settles, and the sliding rod 11 is vertically lifted and lowered along the supporting rod 12, and the indicating rod 13 indicates different scales to display the specific value of the displacement of the top plate 10, so as to obtain the settlement amplitude of the pile foundation.

[0027] like Figure 3 , Figure 4 and Figure 5 As shown, a limiting structure is arranged on one side of the top plate 10 for clamping the pile foundation, the limiting structure comprises a mounting seat 20, a limiting rod 21 and a connecting rod 22, the mounting seat 20 is fixedly installed with the top plate 10, the mounting seat 20 is fixedly installed at the middle part of one side of the top plate 10, the connecting rod 22 is rotatably connected with the mounting seat 20, an annular scale is provided on the wall surface of the mounting seat 20, two limiting rods 21 which can approach each other are symmetrically arranged on both sides of the connecting rod 22, the two limiting rods 21 respectively contact the two sides of the pile foundation and clamp the pile foundation, the limiting rod 21 forms a rod body structure with an L-shaped horizontal cross section, the limiting rod 21 comprises an integrally formed bent portion and an extended portion, the bent portion of the limiting rod 21 is adapted to the horizontal tube 23 and is slidably connected to the inner wall of the horizontal tube 23, the extended portions of the two limiting rods 21 are parallel to each other, the connecting rod 22 forms a rod body with a T-shaped horizontal cross section, the two horizontal tubes 23 are fixedly installed on the top surface of the connecting rod 22, and the top surface of the connecting rod 22 is also provided with an integrally formed bent portion and an extended portion. The formed ear plate is rotatably connected to the mounting seat 20 through a rotating shaft, and a pointer is fixedly installed on one side of the ear plate to indicate the scale of the wall of the mounting seat 20. In this scheme, the impact is clamped by two elastically connected limit rods 21, and the wall surfaces where the limit rods 21 are close to each other are fixed with rubber blocks to ensure the contact force between the limit rods 21 and the pile foundation, thereby ensuring the synchronous movement of the limit rods 21 and the impact. The limit rods 21 drive the top plate 10 to move as the impact settles, and then detect whether it settles. The two limit rods 21 clamp the pile foundation. When the pile foundation tilts, the mounting seat 20 can rotate a certain angle as the impact tilts, and cooperate with the annular scale on the wall of the mounting seat 20 to detect the angle change of the pile foundation. The detection is more comprehensive. The support rod 12 is fixedly installed on the ground, and the side wall of the pile foundation can be clamped by the two limit rods 21 for detection. There is no need to place the top plate 10 on the top of the pile foundation, so the installation is more convenient, and the height and size of the whole device are more compact, which is convenient for storage and transportation.

[0028] like Figure 4 and Figure 5As shown, the limiting structure also includes a horizontal tube 23, two horizontal tubes 23 are fixedly installed on the wall surface of the connecting rod 22, and the two limiting rods 21 are elastically connected to the corresponding horizontal tubes 23, and the horizontal tube 23 forms a square tube structure. A tension spring is fixedly installed in the cavity of the horizontal tube 23, and the tension spring is fixedly connected to the end of the limiting rod 21. A threaded hole is opened on the top of the horizontal tube 23, and a bolt is threadedly connected in the threaded hole, and the end of the bolt can resist the top surface of the limiting rod 21. As a supplement to the above scheme, by pulling the two limiting rods 21 to slide in the opposite direction, the limiting rod 21 slides along the corresponding horizontal tube 23 and stretches the tension spring, loosens the limiting rod 21, and the two limiting rods 21 approach each other and clamp the pile foundation, which has the characteristic of being easy to install. At the same time, the bolt on the top of the horizontal tube 23 can resist the top surface of the limiting rod 21, and can also lock the position of the limiting rod 21 to ensure the firmness of the connection between the limiting rod 21 and the pile foundation, and ensure that the vertical displacement and rotation of the limiting rod 21 do not interfere with each other, thereby ensuring the detection effect.

[0029] The working principle of the utility model is as follows: pull the two limit rods 21 to slide in the opposite direction, the limit rods 21 slide along the corresponding horizontal tubes 23 and stretch the tension spring, loosen the limit rods 21, the two limit rods 21 approach each other and clamp the pile foundation, the bolts on the top of the horizontal tubes 23 can contact the top surface of the limit rods 21, and can also lock the position of the limit rods 21 to ensure the firmness of the connection between the limit rods 21 and the pile foundation, through the clamping and collision of the two elastically connected limit rods 21, the wall surfaces where the limit rods 21 are close to each other are fixed with rubber blocks to ensure the contact force between the limit rods 21 and the pile foundation, thereby ensuring The synchronous movement of the obstacle limit rod 21 and the impact, the limit rod 21 drives the top plate 10 to move as the impact settles, and then detects whether it settles. The top plate 10 drives the sliding rod 11 to move as the pile foundation settles. The sliding rod 11 is vertically lifted and lowered along the support rod 12, and the indicator rod 13 indicates different scales to display the specific value of the displacement of the top plate 10. The two limit rods 21 clamp the pile foundation. When the pile foundation tilts, the mounting seat 20 can rotate a certain angle with the impact tilt, and cooperate with the annular scale on the wall of the mounting seat 20 to detect the angle change of the pile foundation.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A measuring ruler for pile foundation settlement detection, characterized in that: include: A sliding rod (11) and a supporting rod (12) cooperate with each other, wherein the sliding rod (11) is slidably connected to the supporting rod (12), a top plate (10) is fixedly mounted on the top of the sliding rod (11), two sliding rods (11) and two supporting rods (12) are symmetrically arranged on the bottom of the top plate (10), an indicating rod (13) is fixedly mounted on the wall surface of the top plate (10), and a scale is provided on the wall surface of the supporting rod (12); A limiting structure is arranged on one side of a top plate (10) for clamping a pile foundation, the limiting structure comprising a mounting seat (20), a limiting rod (21) and a connecting rod (22), the mounting seat (20) being fixedly mounted on the top plate (10), the connecting rod (22) being rotatably connected to the mounting seat (20), a wall surface of the mounting seat (20) being provided with an annular scale, two limiting rods (21) which can approach each other are symmetrically arranged on both sides of the connecting rod (22), the two limiting rods (21) respectively contacting the two sides of the pile foundation and clamping the pile foundation.

2. The pile foundation settlement detection measuring ruler according to claim 1, characterized in that: The limiting structure also includes a horizontal tube (23), two horizontal tubes (23) are fixedly mounted on the wall surface of the connecting rod (22), and the two limiting rods (21) are elastically connected to the corresponding horizontal tubes (23).

3. The pile foundation settlement detection measuring ruler according to claim 2, characterized in that: The horizontal tube (23) forms a square tube structure, and a tension spring is fixedly installed in the cavity of the horizontal tube (23), and the tension spring is fixedly connected to the end of the limit rod (21).

4. The pile foundation settlement detection measuring ruler according to claim 2, characterized in that: The limiting rod (21) forms a rod body structure with an L-shaped horizontal cross section. The limiting rod (21) comprises an integrally formed bent portion and an extended portion. The bent portion of the limiting rod (21) is adapted to the horizontal tube (23) and is slidably connected to the inner wall of the horizontal tube (23). The extended portions of the two limiting rods (21) are parallel to each other.

5. The pile foundation settlement detection measuring ruler according to claim 2, characterized in that: A threaded hole is provided at the top of the horizontal tube (23), a bolt is threadedly connected in the threaded hole, and the end of the bolt can contact the top surface of the limiting rod (21).

6. The pile foundation settlement detection measuring ruler according to claim 2, characterized in that: The connecting rod (22) forms a rod body with a T-shaped horizontal cross section. The two horizontal tubes (23) are fixedly mounted on the top surface of the connecting rod (22). The top surface of the connecting rod (22) is also provided with an integrally formed ear plate. The ear plate is rotatably connected to the mounting seat (20) via a rotating shaft. A pointer is fixedly mounted on one side of the ear plate for indicating the scale of the wall surface of the mounting seat (20).

7. The pile foundation settlement detection measuring ruler according to claim 1, characterized in that: The mounting seat (20) is fixedly mounted on the middle part of one side of the top plate (10); the wall surfaces of the two support rods (12) are both provided with scales; the indicating rod (13) is located on one side of the scales; the indicating rod (13) can indicate the change of the scales as the top plate (10) is raised or lowered; a positioning screw is threadedly connected to one side of the support rod (12); and a plurality of positioning holes are evenly opened on the side wall of the sliding rod (11).

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