Pile foundation coring detecting and monitoring device
By designing a pile foundation core detection and monitoring device, the limit frame and infrared rangefinder are used to ensure the accurate position of the drill bit, which solves the problem of drill bit position offset during pile foundation core extraction and improves the core effect.
Patent Information
- Application Number
- CN202420478028.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-12
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2034-03-12
AI Technical Summary
The drill bit position is easily deviated during the pile foundation core extraction process, resulting in unsmooth drilling and reducing the core extraction effect.
A pile foundation core detection and monitoring device is designed, including a first positioning assembly and a second positioning assembly. Through the cooperation of the limit frame and an infrared rangefinder, the drill bit is ensured to be accurately positioned during drilling.
It effectively avoids the position of the drill bit, ensures the accuracy of the drill bit drilling position, and improves the core extraction effect.
Smart Images
Figure CN222796530U_ABST
Abstract
Description
Technical field:
[0001] The utility model relates to the technical field of pile foundation detection, in particular to a pile foundation coring detection and monitoring device. Background technology:
[0002] The main methods for pile foundation testing include static load test, core drilling method, low strain method, high strain method, and acoustic wave transmission method.
[0003] In order to detect the concrete strength in the pile foundation, after the bored pile construction is completed, it is usually necessary to use a coring machine to coring the pile foundation, and then test the core sample. Since a steel cage is cast inside the pile foundation, the steel bar position needs to be detected before coring and the steel bars inside the pile foundation need to be avoided during coring. The drill rod of the coring machine is prone to deviation during the drilling process, which makes it impossible to proceed with the drilling work smoothly and reduces the coring effect. Improvements are needed. Utility model content:
[0004] The utility model aims to provide a pile foundation coring detection and monitoring device to solve the problem of easy position deviation in the process of pile foundation coring proposed in the above background technology.
[0005] The utility model is implemented by the following technical solutions: a pile foundation coring detection and monitoring device, comprising a first positioning component, a second positioning component is arranged on one side of the first positioning component, and a first displacement component and a second displacement component are arranged on the top sides of the first positioning component and the second positioning component respectively;
[0006] The first positioning assembly includes a limiting frame, one side of the limiting frame is provided with an arc-shaped notch, and the first positioning assembly has the same structure as the second positioning assembly;
[0007] The first displacement assembly includes an outer frame fixed on the top side of the limit frame, a motor is fixedly connected to the top of the outer frame, a threaded rod is rotatably connected inside the outer frame, a lead screw slide is threadedly connected to the outer wall of the threaded rod, an infrared rangefinder is fixedly connected to one side of the lead screw slide, the infrared rangefinder is slidably connected to the outer frame, and the first displacement assembly has the same structure as the second displacement assembly.
[0008] Preferably, a push rod is fixedly connected to the top side of the limiting frame, the push rod is located on one side of the outer frame, and a screw is provided on one side of the push rod.
[0009] Preferably, a screw rod is threadedly connected to the limiting frame, and one end of the screw rod is fixedly connected to a supporting foot.
[0010] Preferably, one side of the limit frames of the first positioning component and the second positioning component are respectively concave and convex structures, the limit frame structures of the first positioning component and the second positioning component match, connecting pins are inserted into the limit frames, and the two limit frames are spliced and connected by the connecting pins.
[0011] Preferably, a movable wheel is installed at the bottom of the limiting frame, and a level bubble is arranged at one end of the limiting frame.
[0012] Preferably, an opening is provided on one side of the outer frame, and a fixing seat is fixedly connected to the inner wall of the outer frame, and the fixing seat is located at both ends of the threaded rod.
[0013] Preferably, the screws are symmetrically distributed front to back about the bisector of the limiting frame.
[0014] Compared with the prior art, the beneficial effects of the utility model are:
[0015] (1) The device can monitor the drilling position of the drill bit of the coring machine, thereby avoiding position deviation of the drill bit during the drilling process and ensuring the accuracy of the drilling position of the drill bit.
[0016] (2) The device is provided by splicing two limit frames and providing an arc-shaped groove on the limit frame, so that the drill bit can pass through the limit frame when drilling. At the same time, the infrared rangefinder on the limit frame can move longitudinally to measure the distance between the infrared rangefinder and the drill bit, thereby avoiding the drill bit from tilting and ensuring the accuracy of the drill bit position during the drilling process.
[0017] (3) The device is provided with two detachable limit frames, so that the device can be quickly removed from the drilling inlet after use, so as to facilitate the transfer of the device to the next coring work area for measurement. Description of the drawings:
[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0019] Figure 1 This is a schematic diagram of the structure of a pile foundation coring detection and monitoring device of the utility model;
[0020] Figure 2 A top view of a pile foundation coring detection and monitoring device according to the utility model;
[0021] Figure 3 The utility model is a cross-sectional view of the outer frame of a pile foundation coring detection and monitoring device.
[0022] In the figure: 1. first displacement assembly; 11. outer frame; 12. motor; 13. infrared rangefinder; 14. fixing seat; 15. threaded rod; 16. lead screw slide; 2. first positioning assembly; 21. push rod; 22. screw; 23. limit frame; 24. moving wheel; 25. supporting foot; 26. level bubble; 3. connecting pin; 4. second positioning assembly; 5. second displacement assembly. Specific implementation method:
[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0024] See also Figure 1-3 The utility model provides a technical solution: a pile foundation coring detection monitoring device, comprising a first positioning component 2, a second positioning component 4 is arranged on one side of the first positioning component 2, and one side of the limiting frame 23 of the first positioning component 2 and the second positioning component 4 is respectively concave and convex. Figure 1 The structures of the limiting frames 23 of the first positioning assembly 2 and the second positioning assembly 4 shown at the joint of the middle limiting frame 23 match each other, and the limiting frame 23 is interspersed with a connecting pin 3, and the two limiting frames 23 are spliced and connected by the connecting pin 3; this structure can connect the two limiting frames 23 through the connecting pin 3 to ensure the stability of the connection between the two limiting frames 23; the top sides of the first positioning assembly 2 and the second positioning assembly 4 are respectively provided with a first displacement assembly 1 and a second displacement assembly 5;
[0025] The first positioning assembly 2 includes a limit frame 23, a push rod 21 is fixedly connected to the top side of the limit frame 23, the push rod 21 is located on one side of the outer frame 11, and a screw 22 is arranged on one side of the push rod 21; an opening is opened on one side of the outer frame 11, and a fixing seat 14 is fixedly connected to the inner wall of the outer frame 11, and the fixing seat 14 is located at both ends of the threaded rod 15; a screw 22 is threadedly connected to the limit frame 23, and a support foot 25 is fixedly connected to one end of the screw 22; the screw 22 is symmetrically distributed front and back about the bisector of the limit frame 23; this structure can adjust the height of the support foot 25 by rotating the screw 22, and the support foot 25 can be adjusted by adjusting the height of the support foot 25. Supporting the device on the ground can ensure the stability of the device during use; the balance of the limit frame 23 can also be adjusted by adjusting the height of the support foot 25; a moving wheel 24 is installed at the bottom of the limit frame 23, and a level bubble 26 is provided at one end of the limit frame 23; this structure facilitates the movement and transfer of the limit frame 23 through the moving wheel 24, so that the device can be transferred at any time when pile foundation coring work is carried out in multiple areas; the level of the limit frame 23 is conveniently adjusted by providing the level bubble 26; an arc-shaped notch is provided on one side of the limit frame 23, and the first positioning component 2 has the same structure as the second positioning component 4;
[0026] The first displacement assembly 1 includes an outer frame 11 fixed on the top side of the limit frame 23, a motor 12 is fixedly connected to the top of the outer frame 11, a threaded rod 15 is rotatably connected inside the outer frame 11, a lead screw slide 16 is threadedly connected to the outer wall of the threaded rod 15, an infrared rangefinder 13 is fixedly connected to one side of the lead screw slide 16, and the infrared rangefinder 13 is slidably connected to the outer frame 11. The first displacement assembly 1 has the same structure as the second displacement assembly 5; the motor 12 of the device can drive the threaded rod 15 to rotate, and the lead screw slide 16 can be driven to move longitudinally during the rotation of the threaded rod 15, thereby driving the infrared rangefinder 13 to move, thereby enabling the distance detection of any position of the drill bit to improve the detection accuracy.
[0027] Working principle: when using the pile foundation coring detection and monitoring device, first push the limit frame 23 to move through the push rod 21, so that both limit frames 23 are moved to the coring port, and then the two limit frames 23 are spliced. During splicing, the protruding structure on one limit frame 23 is inserted into the recessed structure of the other limit frame 23, so that the two limit frames 23 are spliced, and then the connecting pin 3 is passed through the inside of the two limit frames 23. After the limit frames 23 are spliced and fixed, the screw rod 22 is rotated so that the supporting foot 25 at the bottom of the screw rod 22 is supported on the ground to ensure the stability of the limit frame 23, and then the core drilling work can be carried out. The drill bit passes through the limit frame 23 during the drilling process, and the infrared rangefinder 13 detects the position of the drill bit during the drilling process, thereby ensuring the accuracy of the drill bit position, and the infrared rangefinder 13 can move longitudinally during the detection process, thereby ensuring the accuracy of the detection of the infrared rangefinder 13 and the stability of the drill bit movement position.
[0028] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A pile foundation coring detection and monitoring device, characterized in that: It comprises a first positioning component (2), a second positioning component (4) is arranged on one side of the first positioning component (2), and a first displacement component (1) and a second displacement component (5) are arranged on the top sides of the first positioning component (2) and the second positioning component (4), respectively; The first positioning component (2) comprises a limiting frame (23), one side of the limiting frame (23) is provided with an arc-shaped notch, and the first positioning component (2) and the second positioning component (4) have the same structure; The first displacement assembly (1) comprises an outer frame (11) fixed to the top side of the limit frame (23); a motor (12) is fixedly connected to the top of the outer frame (11); a threaded rod (15) is rotatably connected inside the outer frame (11); a lead screw slide (16) is threadedly connected to the outer wall of the threaded rod (15); an infrared rangefinder (13) is fixedly connected to one side of the lead screw slide (16); the infrared rangefinder (13) and the outer frame (11) are slidably connected; the first displacement assembly (1) and the second displacement assembly (5) have the same structure.
2. A pile foundation coring detection and monitoring device according to claim 1, characterized in that: A push rod (21) is fixedly connected to the top side of the limiting frame (23); the push rod (21) is located on one side of the outer frame (11); and a screw rod (22) is provided on one side of the push rod (21).
3. A pile foundation coring detection and monitoring device according to claim 1, characterized in that: The limiting frame (23) is threadedly connected with a screw rod (22), and one end of the screw rod (22) is fixedly connected with a supporting foot (25).
4. A pile foundation coring detection and monitoring device according to claim 1, characterized in that: One side of the limiting frames (23) of the first positioning component (2) and the second positioning component (4) are respectively in the form of a concave and convex structure, the limiting frames (23) of the first positioning component (2) and the second positioning component (4) are structured to match each other, a connecting pin (3) is inserted through the limiting frames (23), and the two limiting frames (23) are spliced and connected via the connecting pin (3).
5. A pile foundation coring detection and monitoring device according to claim 1, characterized in that: A moving wheel (24) is installed at the bottom of the limiting frame (23), and a level bubble (26) is arranged at one end of the limiting frame (23).
6. A pile foundation coring detection and monitoring device according to claim 1, characterized in that: An opening is provided on one side of the outer frame (11), and a fixing seat (14) is fixedly connected to the inner wall of the outer frame (11), wherein the fixing seat (14) is located at both ends of the threaded rod (15).
7. A pile foundation coring detection and monitoring device according to claim 2, characterized in that: The screw rods (22) are symmetrically distributed frontward and rearward about the bisector of the limiting frame (23).