Counter-force frame for horizontal static load experiment
By designing a horizontal static carrier experimental reaction rack including a fixed board, jack, and telescopic device, the problem of lack of appropriate anti -force frames in existing technologies has been solved, the stability and accuracy of the experiment are realized, and the test pile has expanded the test piles. Select range.
Patent Information
- Application Number
- CN202420058272.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-10
- Publication Date
- 2025-01-24
- Estimated Expiration
- 2034-01-10
AI Technical Summary
The lack of suitable reaction frames in the existing horizontal static load experimental technology, which leads to the inability to conduct experiments or the selection range of test piles is limited.
A horizontal static load experimental reaction frame is designed, including multiple fixed plates, a first jack, a telescopic device, a connecting column, a clamp, a fixed column, a second jack and a jacking block. By adjusting the telescopic device and using the first jack, the fixed plate is fixed on the inner wall of the foundation pit, and the second jack is used to provide reaction force to offset the impact of external force on the experimental object.
Effectively provide reaction force to prevent the reaction force from being pulled, ensure the stability and accuracy of the experiment, expand the selection range of test piles, and improve the applicability and use performance of the equipment.
Smart Images
Figure CN222390520U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of static load experiments, in particular to a horizontal static load experiment reaction frame. Background Art
[0002] Static load test is a bearing capacity test. The bearing capacity test includes single pile vertical compressive static load test and single pile horizontal static load test. Horizontal static load test refers to an experimental method that applies horizontal static force to an object and observes the reaction and deformation of the object during the force process to evaluate the horizontal bearing capacity and stability of the object.
[0003] In static load experiments, the function of the reaction frame is to provide a reverse force to offset the influence of external force on the experimental object while maintaining the stability and accuracy of the experiment. Therefore, the design and manufacture of the reaction frame need to take into account factors such as the characteristics of the experimental object, experimental requirements, load size and direction, to ensure that it can provide sufficient reaction force and stability.
[0004] The horizontal static load test has certain limitations, and the test results are affected by many factors, such as environmental conditions, the lack of a suitable reaction frame to provide reaction force, which makes the test impossible to carry out or the selection range of the test piles is limited. To this end, we proposed a horizontal static load test reaction frame. Utility Model Content
[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:
[0006] A horizontal static load test reaction frame comprises a plurality of fixed plates, wherein the first jacks are fixedly connected to the opposite sides of the front of the two fixed plates at the rear side, the output ends of the two first jacks are fixedly connected to telescopic devices, the front ends of the two telescopic devices are respectively fixedly connected to the backs of the two fixed plates at the front side, one side of the plurality of fixed plates is fixedly connected to connecting columns, the surfaces of the plurality of connecting columns are provided with clamps, the opposite sides of two corresponding clamps are commonly fixedly connected to the fixing columns, a second jack is provided on the left side of the telescopic device on the right side, and the output end of the second jack is fixedly connected to a top block, and in the process of squeezing the experimental single column by the second jack, because the adjusting telescopic device is fixed on both sides of the inner wall of the foundation pit, the entire reaction frame is prevented from being pulled, and a reaction force is effectively provided, thereby offsetting the influence of external force on the experimental object, while maintaining the stability and accuracy of the experiment.
[0007] Furthermore, the two telescopic devices each include a sleeve column and a U-shaped sleeve groove body, the two sleeve columns are respectively located on the inner walls of the two sleeve groove bodies, the rear ends of the two sleeve columns are respectively fixedly connected to the output ends of the two first jacks, the front ends of the two sleeve groove bodies are respectively fixedly connected to the front sides of the two fixing plates located on the front side, the top surfaces of the two sleeve columns are each provided with a waist-shaped first fixing hole, the rear sides of the upper and lower surfaces of the two sleeve groove bodies are each provided with a second fixing hole, and the inner walls of the two first fixing holes are respectively provided with bolts together with the inner walls of the two adjacent second fixing holes.
[0008] Furthermore, a slide groove is provided on the left side of the sleeve column on the right side, a slider is slidably connected to the inner wall of the slide groove, a connecting plate is fixedly connected to the left side of the slider, and the left side of the connecting plate is fixedly connected to the right side of the second jack.
[0009] Furthermore, a support frame is fixedly connected to the left side of the bottom surface of the second jack.
[0010] Furthermore, one side of each of the plurality of fixing plates is fixedly connected to a plurality of fixing rods.
[0011] Furthermore, handles are fixedly connected to both upper and lower surfaces of the plurality of fixing plates.
[0012] The beneficial effects of the utility model are as follows:
[0013] 1. When using this reaction frame, first determine the position of the second jack at the experimental single column. After determining it, place it and fix the fixing plate on the inner walls of the foundation pit on both sides of the experimental single column through the position of the second jack. By adjusting the length of the telescopic device and coordinating with the use of the first jack, the fixing plate is supported in the foundation pit. In the process of squeezing the experimental single column through the second jack, because the telescopic device is fixed on both sides of the inner wall of the foundation pit, the entire reaction frame is prevented from being pulled, and a reaction force is effectively provided, thereby offsetting the influence of external force on the experimental object, while maintaining the stability and accuracy of the experiment.
[0014] 2. Ensure the telescopic effect of the telescopic device, increase the applicability of the equipment, and ensure the use strength of the telescopic device, which is helpful to enhance the performance of the reaction frame. The slide groove and the slider can move the position of the second jack, thereby ensuring that the top block is aligned with the experimental single column.
[0015] 3. The support frame supports the second jack, increasing the stability of the equipment. The fixing rod makes the fixing plate and the inner wall of the foundation pit more firmly fixed. The handle makes it easy to pull out the fixing plate after the experiment, thereby improving the practicality of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1It is a front cross-sectional structural schematic diagram of the utility model;
[0017] Figure 2 It is a three-dimensional structural schematic diagram of the fixing plate of the utility model;
[0018] Figure 3 It is a three-dimensional structural schematic diagram of the sleeve groove body of the utility model;
[0019] Figure 4 It is a three-dimensional structural schematic diagram of the support frame of the utility model;
[0020] Figure 5 It is a three-dimensional structural schematic diagram of the slider of the utility model;
[0021] Figure numerals: 1. fixing plate; 2. first jack; 3. connecting column; 4. clamp; 5. fixing column; 6. second jack; 7. top block; 8. sleeve column; 9. sleeve slot; 10. first fixing hole; 11. second fixing hole; 12. bolt; 13. slide groove; 14. slider; 15. connecting plate; 16. support frame; 17. fixing rod; 18. handle. DETAILED DESCRIPTION
[0022] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.
[0023] The device's "front, back, left, right" viewing angles are Figure 1 The directions in the attached drawings are taken as reference.
[0024] like Figure 1-5As shown, a horizontal static load test reaction frame includes multiple fixed plates 1. The opposite sides of the front of the two fixed plates 1 located at the rear side are fixedly connected with the first jack 2. The output ends of the two first jacks 2 are fixedly connected with telescopic devices. After determining the fixed position of the fixed plate 1, the fixed plate 1 is preliminarily fixed by the telescopic device. Due to limited manpower, the mechanical force provided by the first jack 2 is required to firmly fix the fixed plate 1 on the inner wall of the foundation pit, so that after being subjected to the horizontal force generated by the second jack 6, it is offset by the longitudinal fixed force. The front ends of the two telescopic devices are respectively fixedly connected to the backs of the two fixed plates 1 located at the front side. One side of the multiple fixed plates 1 is fixedly connected with a connecting column 3. The surfaces of the multiple connecting columns 3 are provided with a clamp 4. The clamp 4 facilitates the disassembly of the fixed column 5, thereby facilitating the storage and use of the reaction frame. The two corresponding clamps 4 The opposite sides are fixedly connected with a fixed column 5, and the left side of the telescopic device on the right side is provided with a second jack 6. The output end of the second jack 6 is fixedly connected with a top block 7. The top block 7 has a certain curvature and can be suitable for experimental single columns of different thicknesses. When using this reaction frame, first determine the position of the second jack 6 at the experimental single column. After determination, place it, and fix the fixed plate 1 on the inner wall of the foundation pit on both sides of the experimental single column through the position of the second jack 6. By adjusting the length of the telescopic device and cooperating with the use of the first jack 2, the fixed plate 1 is supported in the foundation pit. In the process of squeezing the experimental single column by the second jack 6, because the telescopic device is adjusted and fixed on both sides of the inner wall of the foundation pit, the entire reaction frame is prevented from being pulled, and a reaction force is effectively provided, thereby offsetting the influence of external force on the experimental object, while maintaining the stability and accuracy of the experiment.
[0025] like Figure 1-5As shown, in some embodiments, the two telescopic devices include a sleeve column 8 and a U-shaped sleeve slot body 9, the two sleeve columns 8 are respectively located on the inner walls of the two sleeve slot bodies 9, the rear ends of the two sleeve columns 8 are respectively fixedly connected to the output ends of the two first jacks 2, the front ends of the two sleeve slot bodies 9 are respectively fixedly connected to the front sides of the two fixing plates 1 located on the front side, the top surfaces of the two sleeve columns 8 are respectively provided with waist-shaped first fixing holes 10, the rear sides of the upper and lower surfaces of the two sleeve slot bodies 9 are respectively provided with second fixing holes 11, the inner walls of the two first fixing holes 10 and the inner walls of the two adjacent second fixing holes 11 are respectively provided with bolts 12, and the bolts 12 are equipped with The nuts are used together to fix the sleeve column 8 and the sleeve slot body 9 together through the first fixing hole 10 and the second fixing hole 11, so that a slide groove 13 is opened on the left side of the sleeve column 8 on the right side, and a slider 14 is slidably connected to the inner wall of the slide groove 13, and a connecting plate 15 is fixedly connected to the left side of the slider 14, and the left side of the connecting plate 15 is fixedly connected to the right side of the second jack 6, so as to ensure the telescopic effect of the telescopic device, increase the applicability of the equipment, and ensure the use strength of the telescopic device, which is helpful to enhance the use performance of the reaction frame, and the slide groove 13 and the slider 14 can move the position of the second jack 6, thereby ensuring that the top block 7 is used to align the experimental single column.
[0026] like Figure 1-4 As shown, in some embodiments, a support frame 16 is fixedly connected to the left side of the bottom surface of the second jack 6, a plurality of fixing rods 17 are fixedly connected to one side of the plurality of fixing plates 1, and handles 18 are fixedly connected to the upper and lower surfaces of the plurality of fixing plates 1. The support frame 16 supports the second jack 6 to prevent the second jack 6 from shifting during use, thereby increasing the stability of the equipment. The fixing rods 17 make the fixing plate 1 more firmly fixed to the inner wall of the foundation pit, and the handles 18 facilitate pulling out the fixing plate 1 after the experiment, thereby improving the practicability of the equipment.
[0027] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. A horizontal static load test reaction frame, comprising a plurality of fixing plates (1), characterized in that: The first jack (2) is fixedly connected to the opposite side of the front of the two fixed plates (1) located at the rear side, and the output ends of the two first jacks (2) are fixedly connected to the telescopic device. The front ends of the two telescopic devices are respectively fixedly connected to the back of the two fixed plates (1) located at the front side. One side of the plurality of fixed plates (1) is fixedly connected to the connecting column (3), and the surfaces of the plurality of connecting columns (3) are provided with a clamp (4). The opposite sides of the two corresponding clamps (4) are commonly fixedly connected to the fixing column (5). The left side of the telescopic device on the right side is provided with a second jack (6), and the output end of the second jack (6) is fixedly connected to the top block (7).
2. A horizontal static load test reaction frame according to claim 1, characterized in that: The two telescopic devices each comprise a sleeve column (8) and a U-shaped sleeve groove body (9), the two sleeve columns (8) are respectively located on the inner walls of the two sleeve groove bodies (9), the rear ends of the two sleeve columns (8) are respectively fixedly connected to the output ends of the two first jacks (2), the front ends of the two sleeve groove bodies (9) are respectively fixedly connected to the front sides of the two fixing plates (1) located on the front side, the top surfaces of the two sleeve columns (8) are each provided with a waist-shaped first fixing hole (10), the rear sides of the upper and lower surfaces of the two sleeve groove bodies (9) are each provided with a second fixing hole (11), and the inner walls of the two first fixing holes (10) and the inner walls of the two adjacent second fixing holes (11) are respectively provided with bolts (12).
3. A horizontal static load test reaction frame according to claim 2, characterized in that: A slide groove (13) is provided on the left side of the sleeve column (8) on the right side, a slider (14) is slidably connected to the inner wall of the slide groove (13), a connecting plate (15) is fixedly connected to the left side of the slider (14), and the left side of the connecting plate (15) is fixedly connected to the right side of the second jack (6).
4. A horizontal static load test reaction frame according to claim 1, characterized in that: The left side surface of the bottom surface of the second jack (6) is fixedly connected with a support frame (16).
5. The horizontal static load test reaction frame according to claim 1, characterized in that: A plurality of fixing rods (17) are fixedly connected to one side of each of the fixing plates (1).
6. A horizontal static load test reaction frame according to claim 1, characterized in that: The upper and lower surfaces of the plurality of fixed plates (1) are fixedly connected with handles (18).