Laser displacement measurement system based on static load test

Abstract

The utility model relates to the field of static load test devices, in particular to a laser displacement measuring system based on a static load test. The system comprises a measuring target (2) which can be arranged on a measured pile or a foundation (1), and further comprises a reference pile (3) which can be arranged outside the settlement influence range of the measured pile or the foundation, and a laser settlement measuring instrument (4) is arranged on the reference pile (3); the light of the laser settlement measuring instrument (4) can point to the measuring target (2). By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects: compared with the common reference beam and displacement meter measurement system, the defect that the reference beam is easy to disturb is eliminated, and the measurement accuracy is improved.

Description

Technical Field

[0001] The utility model relates to the field of static load test devices, in particular to a laser displacement measurement system based on static load tests. Background Art

[0002] Searching in the Chinese Patent Publication Database with the abstract keywords of "static load and test and laser and displacement", the search time point was January 30, 2024, and eight documents were found, namely: CN201738345U Non-contact measurement device for settlement amount in foundation static load test, CN109505317A Compressive, tensile and horizontal static load test equipment for high piles, CN203947504U Special clutch type bearing box for composite foundation static load test, CN104074208A Special clutch type bearing box for composite foundation static load test, CN214033828U A new type of static load test displacement observation device, CN116065634A Laser measurement device for measuring pile top displacement in compressive static load test, CN215766917U Verification device for laser displacement sensor of wheel shoulder distance of bogie static load test bench, CN204959834U Displacement measurement device for large-tonnage static load test.

[0003] None of the existing technologies have any relevant technologies for measuring settlement.

[0004] That is, the defect of the existing technology is that there is no automatically arranged device for measuring settlement amount in static load tests. Summary of the Utility Model

[0005] Purpose of the utility model: To provide a laser displacement measurement system based on static load tests with better effects. The specific purposes can be seen in multiple substantial technical effects in the specific implementation part.

[0006] To achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A laser displacement measurement system based on static load tests, characterized in that the system includes a measurement target 2 that can be arranged on the test pile or foundation 1 to be measured, and also includes a reference pile 3 that can be arranged outside the settlement influence range of the test pile or foundation. A laser settlement measuring instrument 4 is arranged on the reference pile 3; the light of the laser settlement measuring instrument 4 can point to the measurement target 2.

[0008] A further technical solution of the utility model is that the measurement target 2 is provided with scales.

[0009] A further technical solution of the utility model is that the reference pile 3 includes a downward pointed top that can be inserted into the ground.

[0010] A further technical solution of the present utility model is that a camera is also arranged above the laser settlement measuring instrument 4, and the camera can photograph the measurement situation on the measurement target 2.

[0011] The present utility model adopting the above technical solution has the following beneficial effects compared with the prior art: Compared with the commonly used reference beam and displacement meter measurement system, the disadvantage that the reference beam is easily disturbed is eliminated, and the measurement accuracy is improved. Brief Description of the Drawings

[0012] In order to further illustrate the present utility model, the following will be further described in conjunction with the drawings:

[0013] Figure 1 It is a schematic structural diagram of the utility model;

[0014] Wherein: 1. Pile or foundation to be measured; 2. Measurement target; 3. Reference pile; 4. Laser settlement measuring instrument; 5. Laser. Detailed Embodiment

[0015] The following will further clarify the present utility model in conjunction with the drawings and specific embodiments. It should be understood that the following specific embodiments are only used to illustrate the present utility model and not to limit the scope of the present utility model. In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model. In addition, unless otherwise clearly specified and defined, the terms "installation", "connection", and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0016] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0017] This patent provides multiple parallel solutions. For different expressions, they belong to improved solutions or parallel solutions based on the basic solution. Each solution has its own unique features. In addition, the technical features involved in different embodiments of the present utility model described below can be combined with each other as long as they do not conflict with each other. The fixing method not described in the text can be any one of screw fixing, bolt fixing or glue bonding, etc.

[0018] Embodiment 1: Combined with Figure 1 ; Based on the static load test laser displacement measurement system, it is characterized in that the system includes a measurement target 2 that can be arranged on the test pile or foundation 1 to be measured, and also includes a reference pile 3 that can be arranged outside the settlement influence range of the test pile or foundation. A laser settlement measuring instrument 4 is arranged on the reference pile 3; the light of the laser settlement measuring instrument 4 can point to the measurement target 2. The substantial technical effects and the implementation process, that is, the basic functions, of the technical solution here are as follows: 1. Set a reference pile outside the settlement influence range of the test pile or foundation; 2. Install a laser settlement measuring instrument on the reference pile; 3. Set a measurement target on the test pile or foundation; 4. When the test pile or foundation undergoes displacement, drive the measurement target to displace; 5. The laser settlement measuring instrument records the displacement amount of the measurement target in real time, so as to measure the real-time displacement amount of the test pile or foundation; 6. This method is mainly used in the static load test of building foundation, and records the deformation amount of the foundation pile or foundation under the action of load; 7. Compared with the commonly used reference beam and displacement meter measurement system, it eliminates the disadvantage that the reference beam is easily disturbed and improves the measurement accuracy.

[0019] Embodiment 2: As a further improvable solution, parallel solution or alternative independent solution, a scale is provided on the measurement target 2. The substantial technical effects and the implementation process, that is, the basic functions, of the technical solution here are as follows: The scale can indicate the settlement amount.

[0020] Embodiment 3: As a further improvable solution, parallel solution or alternative independent solution, the reference pile 3 includes a downward pointed tip that can be inserted into the ground. The substantial technical effects and the implementation process, that is, the basic functions, of the technical solution here are as follows: It is convenient for fixing, and similar implementation methods are within the protection scope of this patent.

[0021] Embodiment 4: As a further improvable solution, parallel solution or alternative independent solution, a camera is also arranged on the laser settlement measuring instrument 4, and the camera can photograph the measurement situation on the measurement target 2. The substantial technical effects and the implementation process, that is, the basic functions, of the technical solution here are as follows: It can record the settlement process. If the camera is a remote control camera, the settlement amount can be calculated remotely.

[0022] Innovatively, each of the above effects exists independently, and the combination of the above results can also be achieved with a single set of structures.

[0023] It should be noted that the multiple solutions provided by this patent include their own basic solutions, which are independent of each other and do not restrict each other. However, they can also be combined with each other without conflict to achieve the simultaneous realization of multiple effects.

[0024] The above shows and describes the basic principles, main features and advantages of the present utility model. Those skilled in the art should understand that the present utility model is not limited by the above embodiments. The above embodiments and the descriptions in the specification only illustrate the principles of the present utility model. Without departing from the spirit and scope of the present utility model, the present utility model will have various changes and improvements, and these changes and improvements all fall within the scope of the claimed protection.

Claims

1. A laser displacement measurement system based on a static load test, characterized in that, The system includes a measurement target (2) that can be arranged on the pile or foundation (1) to be measured, and also includes a reference pile (3) that can be arranged outside the settlement influence range of the pile or foundation to be measured. A laser settlement measuring instrument (4) is arranged on the reference pile (3); the light of the laser settlement measuring instrument (4) can be directed at the measurement target (2).

2. The laser displacement measurement system based on static load test according to claim 1, wherein, A scale is provided on the measurement target (2).

3. The laser displacement measurement system based on static load test according to claim 1, wherein The reference pile (3) includes a downward pointed tip that can be inserted into the ground.

4. The laser displacement measurement system based on static load test according to claim 1, wherein A camera is also arranged above the laser settlement measuring instrument (4), and the camera can capture the measurement situation on the measurement target (2).

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