Underground detection equipment for road design investigation

By combining the support structure, drive structure, and clamping structure, the sensor height can be flexibly adjusted and easily disassembled, solving the problems of inconvenient sensor height adjustment and removal in the prior art, and improving detection accuracy and maintenance efficiency.

CN224050027UActive Publication Date: 2026-03-27ZHEJIANG INST OF COMM CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-20
Publication Date
2026-03-27

AI Technical Summary

Technical Problem

The height of sensors in existing underground testing equipment for road design and surveying is not easily adjustable, and it is inconvenient to remove the sensors from the equipment, which affects the accuracy of testing and maintenance efficiency.

Method used

It adopts a support structure, a drive structure, a lifting structure and a clamping structure. The drive structure drives the driven component and the transmission component to realize the height adjustment and convenient disassembly of the sensor. The clamping structure is detachably connected to the detection sensor.

Benefits of technology

It enables flexible adjustment and convenient disassembly of the sensor height, improves detection accuracy and maintenance efficiency, and solves the problems of inconvenient sensor height adjustment and removal.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides underground detection equipment for road design investigation, which relates to the technical field of underground detection equipment and comprises a supporting structure, a driving structure, a lifting structure, a clamping structure and a detection sensor. The lifting structure comprises a fixing assembly, a driven assembly and a transmission assembly, the fixing assembly is connected with the supporting structure, and the fixing assembly is rotationally connected with the driven assembly; the driven assembly is connected with the transmission assembly, the driven assembly is connected with the output end of the driving structure, and the driving structure is used for driving the transmission assembly to move through the driven assembly; the end, away from the driven assembly, of the transmission assembly is connected with the clamping structure. The transmission assembly is used for driving the clamping structure to ascend or descend. The clamping structure is detachably connected with the detection sensor. According to the utility model, the technical problems that the height of the sensor is inconvenient to adjust and the sensor is inconvenient to take down from equipment in the prior art are solved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to underground detection equipment's technical field especially is a kind of road design survey underground detection equipment. BACKGROUND

[0002] Road design survey underground detection equipment is a professional device developed for road engineering pre-design survey stage.The core function is to accurately obtain detailed information such as geological structure, rock-soil characteristics, underground pipeline distribution, cavity or potential defects in the planned area of the road through various physical detection methods.

[0003] The existing road design survey underground detection equipment often cannot adjust the height of the detection sensor according to the needs, which leads to poor distance between the detection sensor and the detection target, making it difficult to obtain clearer and more accurate signals, and reducing the detection accuracy. When the detection sensor fails or needs regular maintenance, the maintenance personnel cannot quickly remove the detection sensor from the equipment for repair or replacement of parts, and the maintenance convenience is low, so the work progress of the survey is affected to some extent. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of road design survey underground detection equipment to alleviate the technical problems of inconvenient height adjustment of sensor height and inconvenient removal of sensor from equipment in prior art.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] In the first aspect, the utility model provides a kind of road design survey underground detection equipment, including support structure, drive structure, lifting structure, clamping structure and detection sensor, the drive structure is connected with the support structure;

[0007] The lifting structure includes fixed component, driven component and transmission component, the fixed component is connected with the support structure, and the fixed component is rotatably connected with the driven component;

[0008] The driven component is connected with the transmission component, and the driven component is connected with the output end of the drive structure, and the drive structure is used to drive the transmission component to move through the driven component;

[0009] One end of the transmission component away from the driven component is connected with the clamping structure, and the transmission component is used to drive the clamping structure to rise or descend;

[0010] The clamping structure is detachably connected with the detection sensor.

[0011] Further, the driving structure comprises a driving member, a rotating shaft and a worm, the driving member is connected with the supporting structure, and an output end of the driving member is connected with the worm through the rotating shaft;

[0012] The worm is connected with the driven assembly.

[0013] Further, the driven assembly comprises a worm wheel and a connecting shaft, the worm wheel is rotationally connected with the fixed assembly through the connecting shaft, and the worm wheel is connected with the worm;

[0014] The connecting shaft is connected with the transmission assembly.

[0015] Further, the transmission assembly comprises a driving frame, a connecting arm, a driven frame and a driven arm, the driving frame is connected with the connecting shaft;

[0016] One end of the connecting arm is connected with the driving frame, and the other end is connected with the driven arm through the driven frame;

[0017] One end of the driven arm, which is away from the driven frame, is connected with the clamping structure.

[0018] Further, the fixed assembly comprises a fixed block and a fixed frame, the fixed block is connected with the supporting structure;

[0019] The fixed frame is connected with the fixed block, and the fixed frame is rotationally connected with the connecting shaft.

[0020] Further, the lifting structure is provided with two groups, and the two groups of lifting structures are oppositely distributed along the driving structure.

[0021] Further, the clamping structure comprises a mounting frame, a clamping assembly and a clamping assembly, the mounting frame is connected with the transmission assembly;

[0022] The clamping assembly is provided with two groups, and the two groups of clamping assemblies are oppositely distributed and connected with the mounting frame;

[0023] The clamping assembly is provided with two groups, and the clamping assembly is connected with the corresponding clamping assembly, the clamping assembly is used to drive the corresponding clamping assembly to move towards the other group of clamping assemblies, so that the two groups of clamping assemblies clamp the detection sensor.

[0024] Further, the clamping assembly comprises a screw rod and a handle, the screw rod is connected with the threaded hole of the mounting frame, one end of the screw rod is rotationally connected with the clamping assembly, and the other end of the screw rod is connected with the handle.

[0025] Further, the clamping assembly comprises a fixed clamp, the fixed clamp is rotationally connected with the screw rod;

[0026] The mounting frame is provided with a guide slot;

[0027] The fixing clamp is slidingly connected to the guide slot, and the fixing clamp is used for clamping the detection sensor.

[0028] Further, the clamping assembly further comprises a non-slip pad, the non-slip pad is connected with the fixing clamp, and the fixing clamp is connected with the detection sensor through the non-slip pad.

[0029] The utility model discloses can realize following beneficial effect:

[0030] First, the utility model provides a kind of road design survey underground detection equipment, including support structure, drive structure, lifting structure, clamping structure and detection sensor, drive structure is connected with support structure;Lifting structure includes fixed assembly, driven assembly and transmission assembly, fixed assembly is connected with support structure, and fixed assembly is rotatably connected with driven assembly;Driven assembly is connected with transmission assembly, and driven assembly is connected with the output end of drive structure, and drive structure is used to drive transmission assembly movement by driven assembly;Transmission assembly is connected with clamping structure at the end away from driven assembly, and transmission assembly is used to drive clamping structure to rise or descend;Clamping structure is detachably connected with detection sensor.

[0031] In the utility model, drive structure and lifting structure are connected with support structure, and drive structure is used to drive lifting structure to move, to make the clamping structure of another end connection with lifting structure drive detection sensor to move up and down;Driven assembly is connected with drive structure in this, to realize by drive structure driven assembly rotation, in turn drive transmission assembly rotation, and because the connection mode of transmission assembly and clamping structure, make transmission assembly in the process of rotation, clamping structure is accompanied with rotation and realizes to move up and down.

[0032] Compared with prior art, the utility model provides a kind of road design survey underground detection equipment, driven assembly is driven by drive structure, in turn make the rotation of transmission assembly connected with driven assembly, again drive the clamping structure connected with transmission assembly to move up and down, to adjust the detection sensor of clamping structure connection can realize height adjustment.

[0033] Summarizing above, the utility model at least alleviates the technical problem of inconvenient height adjustment of sensor and inconvenient sensor removal from equipment in prior art. ACCURACY

[0034] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description, obviously, the drawings described in the following description are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the premise of the drawings.

[0035] Figure 1 The three-dimensional structural schematic diagram of the underground detection equipment for road design survey provided by the embodiment of the present application is shown in the figure.

[0036] Figure 2 The main view structural schematic diagram of the underground detection equipment for road design survey provided by the embodiment of the present application is shown in the figure.

[0037] Figure 3 The side view structural schematic diagram of the underground detection equipment for road design survey provided by the embodiment of the present application is shown in the figure.

[0038] Figure 4 The three-dimensional schematic diagram of the clamping structure of the underground detection equipment for road design survey provided by the embodiment of the present application is shown in the figure.

[0039] Icon: 1-supporting structure; 11-supporting plate; 12-supporting leg; 2-driving structure; 21-driving piece; 22-rotation shaft; 23-worm; 3-lifting structure; 31-fixing assembly; 311-fixing block; 312-fixing frame; 32-driven assembly; 321-worm wheel; 322-connecting shaft; 33-transmission assembly; 331-driving frame; 332-connecting arm; 333-driven frame; 334-driven arm; 4-clamping structure; 41-mounting frame; 411-guiding groove; 42-clamping assembly; 421-fixing clamp; 422-anti-skid pad; 43-clamping assembly; 431-screw rod; 432-rotation handle; 5-detection sensor. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application, obviously, the described embodiments are some embodiments of the present application, not all the embodiments. The components of the embodiments of the present application described and shown in the drawings here can be arranged and designed in various different configurations.

[0041] Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed application, but merely represents the preferred embodiment of the application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0042] It should be noted that similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0043] In the description of the present application, it should be noted that the terms "upper", "lower", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship in which the product of the present application is usually placed, and are merely for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only used for differentiation and cannot be understood as indicating or implying relative importance.

[0044] In addition, the terms "horizontal", "vertical" and the like do not mean that the components must be absolutely horizontal or vertical, but can be slightly inclined. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0045] In the description of the present application, it should also be noted that unless otherwise explicitly specified and limited, the terms "provided", "mounted", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements inside. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.

[0047] Embodiment one

[0048] The present embodiment provides a road design survey underground detection equipment, which refers to Figure 1The road design underground detection equipment comprises a supporting structure 1, a driving structure 2, a lifting structure 3, a clamping structure 4 and a detection sensor 5, the driving structure 2 is connected with the supporting structure 1; the lifting structure 3 comprises a fixed component 31, a driven component 32 and a transmission component 33, the fixed component 31 is connected with the supporting structure 1, and the fixed component 31 is rotationally connected with the driven component 32; the driven component 32 is connected with the transmission component 33, and the driven component 32 is connected with the output end of the driving structure 2, and the driving structure 2 is used for driving the transmission component 33 to move through the driven component 32; one end of the transmission component 33, which is away from the driven component 32, is connected with the clamping structure 4, and the transmission component 33 is used for driving the clamping structure 4 to rise or fall; and the clamping structure 4 is detachably connected with the detection sensor 5.

[0049] The embodiment of the utility model at least alleviated the sensor's height inconvenient height adjustment and sensor from equipment inconveniently take down technical problem existing in prior art.

[0050] In the embodiment of the utility model, the driving structure 2 and the lifting structure 3 are connected with the supporting structure 1, and the driving structure 2 is used to drive the lifting structure 3 to move, so that the clamping structure 4 connected with the other end of the lifting structure 3 drives the detection sensor 5 to move up and down;Among them, the driven component 32 is connected with the driving structure 2, to realize driving the driven component 32 to rotate through the driving structure 2, and then drive the transmission component 33 to rotate, and because of the connection mode of the transmission component 33 and the clamping structure 4, the clamping structure 4 realizes up and down movement along with the rotation of the transmission component 33 in the process of rotation.

[0051] Compared with prior art, the road design underground detection equipment provided by the embodiment of the utility model drives the driven component 32 through the driving structure 2, and then makes the transmission component 33 connected with the driven component 32 rotate, and then drives the clamping structure 4 connected with the transmission component 33 to move up and down, so that the detection sensor 5 connected with the clamping structure 4 can realize height adjustment.

[0052] In the alternative embodiment of the embodiment, referring to Figure 1 And Figure 2 The driving structure 2 comprises a driving part 21, a rotating shaft 22 and a worm 23, the driving part 21 is connected with the supporting structure 1, and the output end of the driving part 21 is connected with the worm 23 through the rotating shaft 22;The worm 23 is connected with the driven component 32.

[0053] Specifically, the support structure 1 comprises a support plate 11 and a plurality of support legs 12 supporting the support plate 11, preferably, the support plate 11 is in a rectangular structure, and the support legs 12 are four and are respectively supported at four corners of the support plate 11, and the bottom of each support leg 12 is provided with a fixing seat. The driving member 21 is fixedly connected to the upper surface of the support plate 11, and the driving member 21 is preferably a motor, and the output end of the driving member 21 is provided with a rotating shaft 22 downward in the vertical direction, and the bottom end of the rotating shaft 22 is provided with a worm 23, and the worm 23 is used for being connected with the driven assembly 32 to realize synchronous rotation of the driven assembly 32 by rotating the worm 23.

[0054] Further, referring to Figure 1 , the driven assembly 32 comprises a worm wheel 321 and a connecting shaft 322, the worm wheel 321 is rotatably connected with the fixed assembly 31 through the connecting shaft 322, and the worm wheel 321 is connected with the worm 23; the connecting shaft 322 is connected with the transmission assembly 33.

[0055] Specifically, the fixed assembly 31 is connected with the bottom surface of the support plate 11, and the worm wheel 321 is provided with the connecting shaft 322 penetratingly, the worm wheel 321 is fixedly connected with the connecting shaft 322, and the connecting shaft 322 is rotatably connected with the fixed assembly 31; in use, the worm 23 is rotated to drive the worm wheel 321 to rotate, and then drive the connecting shaft 322 to rotate synchronously, at this time, the transmission assembly 33 fixedly connected with the connecting shaft 322 also realizes synchronous rotation, and after the transmission assembly 33 rotates by a certain angle, the clamping structure 4 is driven to move up and down.

[0056] Further, referring to Figure 1 , the transmission assembly 33 comprises a driving frame 331, a connecting arm 332, a driven frame 333 and a driven arm 334, the driving frame 331 is connected with the connecting shaft 322; one end of the connecting arm 332 is connected with the driving frame 331, and the other end is connected with the driven arm 334 through the driven frame 333; the other end of the driven arm 334 away from the driven frame 333 is connected with the clamping structure 4.

[0057] Specifically, the driving frame 331 is preferably in a shape of a Chinese character “ ”, and two free ends thereof are connected with two ends of the connecting shaft 322, and the free end of the driving frame 331 is fixedly connected with one end of the L-shaped connecting arm 332, and the other end of the connecting arm 332 is fixedly connected with the driven frame 333, and the driven frame 333 is connected with the driven arm 334 through a rotating shaft, and the other end of the driven arm 334 is connected with the clamping structure 4 through a rotating shaft; in use, the connecting arm 332 is rotated to drive the clamping structure 4 to lift or lower.

[0058] In an alternative embodiment of the present embodiment, referring to Figure 1The fixing assembly 31 comprises a fixing block 311 and a fixing frame 312, the fixing block 311 is connected with the support structure 1, and the fixing frame 312 is connected with the fixing block 311 and rotationally connected with the connecting shaft 322.

[0059] Specifically, the fixing block 311 is connected with the bottom surface of the support plate 11, and the bottom of the fixing block 311 is provided with the fixing frame 312 in the shape of a Chinese character and the connecting shaft 322 is arranged through the fixing frame 312, so that the worm gear 321 connected with the connecting shaft 322 is located in the fixing frame 312.

[0060] In an optional embodiment of the present embodiment, referring to Figure 1 and Figure 2 , the lifting structure 3 is provided with two groups, and the two groups of lifting structures 3 are distributed relative to the driving structure 2.

[0061] Specifically, the two groups of lifting structures 3 are distributed relative to the driving structure 2, and the worm gears 321 of the two groups of lifting structures 3 are both directed towards the worm 23, and the driven arms 334 of the two groups of lifting structures 3 are respectively connected with the two ends of the clamping structure 4, so as to realize synchronous rotation of the two groups of lifting structures 3, and then realize synchronous lifting or lowering of the two ends of the clamping structure 4, so as to realize smooth lifting or lowering of the detection sensor 5.

[0062] In an optional embodiment of the present embodiment, referring to Figure 2 and Figure 3 , the clamping structure 4 comprises a mounting frame 41, a clamping assembly 42 and a clamping assembly 43, the mounting frame 41 is connected with the transmission assembly 33, the clamping assembly 43 is provided with two groups, and the two groups of clamping assemblies 43 are distributed relative to each other and are both connected with the mounting frame 41, the clamping assembly 42 is provided with two groups, and the clamping assembly 42 is connected with the corresponding clamping assembly 43, the clamping assembly 43 is used to drive the corresponding clamping assembly 42 to move towards the other clamping assembly 42, so that the two groups of clamping assemblies 42 clamp the detection sensor 5.

[0063] Specifically, the mounting frame 41 is in the shape of a Chinese character and the opening faces downward, and the two ends of the mounting frame 41 are respectively provided with the clamping assembly 43 along the horizontal direction, the clamping assembly 43 is connected with the clamping assembly 42 after penetrating through the mounting frame 41, so as to clamp the detection sensor 5, that is, by moving the two clamping assemblies 43 in the direction away from each other, the two clamping assemblies 42 are driven to move away from each other, and then the clamped detection sensor 5 is taken off from the two clamping assemblies 42.

[0064] Further, referring to Figure 4 , the clamping assembly 43 comprises a screw rod 431 and a handle 432, the screw rod 431 is connected with the threaded hole of the mounting frame 41, one end of the screw rod 431 is rotationally connected with the clamping assembly 42, and the other end of the screw rod 431 is connected with the handle 432.

[0065] Specifically, the mounting frame 41 is provided with a threaded hole in the transverse direction, the threaded rod 431 is threadedly connected with the threaded hole, one end of the threaded rod 431 is connected with the clamping assembly 42, and the other end located outside the mounting frame 41 is provided with a handle 432; in use, the threaded rod 431 is driven to rotate by rotating the handle 432, and then the threaded rod 431 is moved relative to the mounting frame 41.

[0066] Further, referring to Figure 4 , the clamping assembly 42 comprises a fixed clamp 421, the fixed clamp 421 is rotationally connected with the threaded rod 431; the mounting frame 41 is provided with a guide groove 411; the fixed clamp 421 is slidingly connected with the guide groove 411, and the fixed clamp 421 is used for clamping the detection sensor 5.

[0067] Specifically, the fixed clamp 421 is rotationally connected with the threaded rod 431, and the fixed clamp 421 comprises an L-shaped structure part, the long side of the L-shaped structure part is used for abutting against the side wall of the detection sensor 5, and the short side is used for supporting the bottom of the detection sensor 5, so as to clamp and support the detection sensor 5; and the top of the L-shaped structure part of the fixed clamp 421 is provided with a T-shaped structure part, the T-shaped structure part is slidingly arranged in the guide groove 411, so that the fixed clamp 421 can move stably.

[0068] Further, referring to Figure 4 , the clamping assembly 42 further comprises an anti-skid pad 422, the anti-skid pad 422 is connected with the fixed clamp 421, and the fixed clamp 421 is connected with the detection sensor 5 through the anti-skid pad 422.

[0069] Specifically, the anti-skid pad 422 is preferably a rubber pad, and the anti-skid pad 422 is used to avoid that the hard fixed clamp 421 is directly connected with the detection sensor 5, thereby damaging the detection sensor 5; and the rubber material of the anti-skid pad 422 can effectively avoid the detection sensor 5 from sliding, so as to avoid the detection sensor 5 from falling during the moving process.

[0070] Finally, it should be noted that: each embodiment in the specification is described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same parts of each embodiment can be referred to. The above embodiments in the specification are used to illustrate the technical solutions of the utility model, but not to limit them. Although the utility model has been described in detail with reference to the above embodiments, those skilled in the art should understand that the technical solutions recorded in the above embodiments can be modified, or some or all of the technical features can be replaced equivalently. The modification or replacement does not change the essence of the corresponding technical solution, which is within the scope of the technical solutions of each embodiment of the utility model.

Claims

1. A road design and survey underground testing device, characterized in that, It includes a support structure (1), a drive structure (2), a lifting structure (3), a clamping structure (4), and a detection sensor (5), wherein the drive structure (2) is connected to the support structure (1); The lifting structure (3) includes a fixed component (31), a driven component (32) and a transmission component (33). The fixed component (31) is connected to the support structure (1), and the fixed component (31) is rotatably connected to the driven component (32). The driven component (32) is connected to the transmission component (33), and the driven component (32) is connected to the output end of the drive structure (2). The drive structure (2) is used to drive the transmission component (33) to move through the driven component (32). The end of the transmission component (33) away from the driven component (32) is connected to the clamping structure (4), and the transmission component (33) is used to drive the clamping structure (4) to rise or fall; The clamping structure (4) is detachably connected to the detection sensor (5).

2. The underground testing equipment for road design and surveying according to claim 1, characterized in that, The drive structure (2) includes a drive member (21), a rotating shaft (22) and a worm gear (23). The drive member (21) is connected to the support structure (1), and the output end of the drive member (21) is connected to the worm gear (23) through the rotating shaft (22). The worm gear (23) is connected to the driven assembly (32).

3. The underground testing equipment for road design and surveying according to claim 2, characterized in that, The driven component (32) includes a worm gear (321) and a connecting shaft (322). The worm gear (321) is rotatably connected to the fixed component (31) through the connecting shaft (322), and the worm gear (321) is connected to the worm (23). The connecting shaft (322) is connected to the transmission assembly (33).

4. The underground testing equipment for road design and surveying according to claim 3, characterized in that, The transmission assembly (33) includes a drive frame (331), a connecting arm (332), a driven frame (333) and a driven arm (334), wherein the drive frame (331) is connected to the connecting shaft (322); One end of the connecting arm (332) is connected to the active frame (331), and the other end is connected to the driven arm (334) through the driven frame (333); The end of the driven arm (334) away from the driven frame (333) is connected to the clamping structure (4).

5. The underground testing equipment for road design and surveying according to claim 3, characterized in that, The fixing component (31) includes a fixing block (311) and a fixing frame (312), wherein the fixing block (311) is connected to the support structure (1); The fixing frame (312) is connected to the fixing block (311), and the fixing frame (312) is rotatably connected to the connecting shaft (322).

6. The underground testing equipment for road design and surveying according to claim 1, characterized in that, The lifting structure (3) is provided in two sets, and the two sets of lifting structures (3) are distributed relative to each other along the driving structure (2).

7. The underground testing equipment for road design and surveying according to claim 1, characterized in that, The clamping structure (4) includes a mounting frame (41), a clamping assembly (42), and a clamping assembly (43), wherein the mounting frame (41) is connected to the transmission assembly (33); The clamping assembly (43) is provided in two sets, and the two sets of clamping assemblies (43) are distributed opposite to each other and are both connected to the mounting bracket (41); The clamping assembly (42) is provided in two sets, and the clamping assembly (42) is connected to the corresponding clamping assembly (43). The clamping assembly (43) is used to drive the corresponding clamping assembly (42) to move toward the other set of clamping assemblies (42) so that the two sets of clamping assemblies (42) clamp the detection sensor (5).

8. The underground testing equipment for road design and surveying according to claim 7, characterized in that, The clamping assembly (43) includes a screw (431) and a throttle (432). The screw (431) is connected to the threaded hole of the mounting bracket (41), and one end of the screw (431) is rotatably connected to the clamping assembly (42), and the other end of the screw (431) is connected to the throttle (432).

9. The underground testing equipment for road design and surveying according to claim 8, characterized in that, The clamping assembly (42) includes a fixing clamp (421), which is rotatably connected to the screw (431); The mounting bracket (41) is provided with a guide groove (411); The fixing clip (421) is slidably connected to the guide groove (411), and the fixing clip (421) is used to hold the detection sensor (5).

10. The underground testing equipment for road design and surveying according to claim 9, characterized in that, The clamping assembly (42) also includes an anti-slip pad (422), which is connected to the fixing clip (421), and the fixing clip (421) is connected to the detection sensor (5) through the anti-slip pad (422).