Highway tunnel detection device

Abstract

The utility model discloses a highway tunnel detection device which comprises a moving seat and four moving wheels, the moving wheels are arranged at the bottom end of the moving seat, and the four moving wheels are distributed on the two sides of the bottom end of the moving seat; and the bottom end of the movable seat is connected with a protection box, and a driving mechanism is arranged in the protection box. The main motor is driven to enable the main shaft to rotate, the auxiliary shaft rotates synchronously in cooperation with the belt wheel piece, rotation of the two sets of lead screws can be achieved, the lead screws are further in threaded fit with the threaded holes, the extending column can move upwards, and the extending column is matched with the sliding block to conduct limiting and guiding on lifting of the extending column. And then the using heights of the supporting table, the rotating disc, the camera, the temperature sensor and the ultrasonic probe are adjusted, so that wall surfaces with different heights in the tunnel are shot and detected, and the comprehensiveness and accuracy of detection are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of tunnel detection, in particular to a highway tunnel detection device. Background Art

[0002] As an important part of the modern transportation network, the safety and stability of highway tunnels are crucial to ensuring smooth traffic and driving safety. However, due to the particularity of the tunnel environment, such as insufficient light, high humidity, and limited ventilation conditions, it is difficult to directly observe and evaluate the structural state and environmental parameters inside the tunnel. Therefore, it is particularly important to develop an efficient and accurate highway tunnel detection device;

[0003] In a highway tunnel detection device with announcement number CN207379471U, an "n"-shaped beam frame is included. The "n"-shaped beam frame includes a middle crossbeam and vertical beams on both sides, and a traveling wheel is provided at the bottom of the vertical beam; an arc-shaped top surface connected to the "n"-shaped beam frame, the arc-shaped top surface is adapted to the tunnel surface, and a plurality of distance sensors, cameras, and ultrasonic probes are provided on the arc-shaped top surface; the "n"-shaped beam frame is connected to the lower end of the arc-shaped top surface by a hydraulic rod, and the top end of the "n"-shaped beam frame is connected to the middle top surface of the arc-shaped top surface by a hydraulic adjustment rod. The highway tunnel detection device is fixed on the maintenance vehicle, and the distance sensor is coordinated with the adjustment of the hydraulic rod, the hydraulic adjustment rod, and the vertical beam to keep the appropriate distance between the arc-shaped top surface and the tunnel surface. The camera captures the surface condition of the tunnel surface in real time, and the ultrasonic probe emits ultrasonic waves to detect the integrity of the tunnel surface. When surface cracks or concave-convex deformations are detected, the corresponding data is recorded to facilitate timely maintenance and reinforcement of the highway tunnel;

[0004] When inspecting a highway tunnel, different inspection requirements need to be met. Therefore, the height of the inspection device needs to be adjusted accordingly to meet the inspection requirements at different positions and heights to ensure the comprehensiveness of the inspection. The above-mentioned prior art has a single function when in use and cannot adjust the overall height of use, resulting in incomplete tunnel inspection data and poor accuracy. It may be necessary to adapt to the corresponding elevated platform, which increases the complexity of actual operation. Moreover, when in use, the inspection camera is inconvenient to rotate and needs to be adapted for wheel rotation, which reduces the overall flexibility of use. Therefore, corresponding improvements are needed. Utility Model Content

[0005] The purpose of the utility model is to provide a highway tunnel detection device to solve the problem that the height and angle of the existing highway tunnel detection device mentioned in the above background technology are not easy to adjust flexibly and conveniently during use, which reduces the comprehensiveness and accuracy of tunnel detection.

[0006] To achieve the above object, the utility model provides the following technical solution: a highway tunnel detection device, comprising a moving base and moving wheels, wherein the moving wheels are arranged at the bottom end of the moving base, and the moving wheels are arranged in four numbers and distributed on both sides of the bottom end of the moving base;

[0007] Also includes:

[0008] The bottom end of the movable seat is connected to a protection box, and a driving mechanism is arranged inside the protection box, both sides of the top of the movable seat are connected to support frames, and the inside of the support frames are connected to extension columns, the bottom ends of the extension columns are provided with threaded holes, the top ends of the extension columns are connected to a support platform, and the bottom end of the support platform is connected to a rotating motor, the top end of the rotating motor is connected to a rotating shaft, and the top end of the rotating shaft is connected to a rotating disk, and a guide assembly is connected between the rotating disk and the support platform;

[0009] Among them, the top of the rotating disk is connected to a top platform, and the top of the top platform is connected to a supporting ring, the top of the supporting ring is provided with a disassembly mechanism, and the top of the disassembly mechanism is connected to a camera, the periphery of the camera is provided with a protective cover, both sides of the top platform are connected to electric telescopic rods, and one end of the electric telescopic rods is connected to a side ring, one end of the side ring is movably connected to one side of the supporting ring, and the outer side of the side ring is connected to a temperature sensor and an ultrasonic probe.

[0010] When a highway tunnel detection device using the technical solution is used, by setting up a driving mechanism, the extension column can be freely raised and lowered so that the use height of the support ring, camera, temperature sensor and ultrasonic probe can be adjusted, so as to perform data detection at different heights in the tunnel to ensure the comprehensiveness of the detection data.

[0011] Preferably, the driving mechanism comprises a main motor, and the main motor is arranged inside the protection box, one end of the main motor is connected to the main shaft, and the inside of the protection box on one side of the main shaft is connected to the secondary shaft, and a pulley is connected between the secondary shaft and the main shaft;

[0012] Wherein, the pulley member comprises two groups of pulleys and a linkage belt, the two groups of pulleys are respectively sleeved on the main shaft and the secondary shaft, and a linkage belt is connected between the pulleys.

[0013] Preferably, one end of the main shaft and the secondary shaft both extend to the inside of the support frame and are connected to a screw rod, and the outer sides of the screw rods are threadedly connected to the extension columns through threaded holes.

[0014] Preferably, both sides of the extension column are connected with sliders, and one end of the sliders extends into a slide groove provided on the inner wall of the support frame, and the extension column is slidably connected to the support frame through the sliders.

[0015] Preferably, the guide assembly includes a guide groove and a guide column, the guide groove is arranged at the top of the support platform, the guide groove is annular, the guide column is arranged at the bottom end of the rotating disk, and the guide column performs circular motion inside the guide groove.

[0016] Preferably, the disassembly mechanism includes a connecting column, and the connecting column is arranged at the top of the support ring, the interior of the connecting column is connected to a plug-in block, and the top of the plug-in block is connected to the connecting column, both sides of the connecting column are connected to plugs, and the plugs are made of rubber.

[0017] Preferably, both sides of the protective cover are connected to the first magnetic strip, the top of the protective cover is connected to the top cover, and both sides of the bottom of the top cover are connected to the second magnetic strip, and the second magnetic strip and the first magnetic strip have opposite magnetic properties and attract each other.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the highway tunnel detection device can not only adjust the detection height and angle to ensure the comprehensiveness and accuracy of the data detection in the tunnel, but also, after the detection, the detection camera can be conveniently replaced to meet different usage requirements, and the camera can be cleaned and maintained later;

[0019] The main motor is driven to rotate the main shaft, and the pulley is used to rotate the secondary shaft synchronously, so that the rotation of the two sets of screws can be realized. The threaded cooperation between the screw and the threaded hole can be further used to move the extension column upward, and the slider is used to limit and guide the lifting of the extension column. Then, the height of the support platform, rotating disk, camera, temperature sensor and ultrasonic probe can be adjusted to shoot and detect walls of different heights in the tunnel, so as to ensure the comprehensiveness and accuracy of the detection.

[0020] By driving the rotating shaft and the rotating disk to rotate through the rotating motor and rotating the guide column in the guide groove, the rotation of the rotating disk can be limited and guided, so as to drive the top platform, the temperature sensor, the ultrasonic probe and the camera to rotate synchronously, so as to adjust the detection angle and range of the temperature sensor, the ultrasonic probe and the camera, and the temperature sensor can be used to detect the temperature in different directions and positions in the tunnel. The ultrasonic probe can be used to detect wall cracks in different directions in the tunnel, and the camera can be used to collect images at different heights in the tunnel to ensure the comprehensiveness of the detection;

[0021] By pushing or pulling the electric telescopic rod, the connection point around the support ring can be freely flipped up and down, and the use angle of the temperature sensor and the ultrasonic probe can be further adjusted to further enhance the comprehensiveness of the detection;

[0022] Insert the connecting column, the blocking plug and the plug-in block into the card slot, and use the elastic deformation performance of the blocking plug to card it into the card slot, so that the camera can be installed to the top of the support ring to ensure the normal use of the camera. Later, perform the above-mentioned reverse operations and pull the camera to remove it, so that it can be inspected and maintained later, and use the protective cover to perform a certain degree of maintenance on the camera to ensure the normal use of the camera. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] 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 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.

[0024] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0026] Figure 3 For the utility model Figure 2 Schematic diagram of the structure at A in the middle;

[0027] Figure 4 It is a schematic diagram of the three-dimensional structure of the protective cover of the utility model;

[0028] Figure 5 It is a schematic diagram of the three-dimensional structure of the rotating disk and the supporting platform of the utility model.

[0029] Explanation of the reference numerals in the figure: 1. moving seat; 2. moving wheel; 3. protection box; 4. support frame; 5. extension column; 501. threaded hole; 502. slider; 6. support platform; 601. guide groove; 7. rotating motor; 701. rotating shaft; 8. rotating disk; 801. guide column; 9. top platform; 10. support ring; 11. side ring; 12. electric telescopic rod; 13. temperature sensor; 14. ultrasonic probe; 15. camera; 16. disassembly mechanism; 1601. snap-in groove; 1602. plug-in block; 1603. connecting column; 1604. stopper; 17. protective cover; 1701. first magnetic strip; 1702. top cover; 1703. second magnetic strip; 18. driving mechanism; 1801. main motor; 1802. main shaft; 1803. secondary shaft; 1804. pulley; 1805. screw rod. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment 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.

[0031] See also Figure 1-Figure 5 , the utility model provides the following technical solutions:

[0032] Embodiment 1

[0033] In order to solve the problem that the detection height and angle of the road tunnel detection device in the prior art are not easy to adjust flexibly when in use, which reduces the comprehensiveness and accuracy of the detection data, the following technical solution is published. For details, please refer to Figure 1 , Figure 2 , Figure 5, including a moving base 1, a moving wheel 2, the moving wheel 2 is arranged at the bottom end of the moving base 1, and the moving wheel 2 is provided with four, distributed on both sides of the bottom end of the moving base 1, and also includes: the bottom end of the moving base 1 is connected to a protection box 3, and the protection box 3 is provided with a driving mechanism 18, the driving mechanism 18 includes a main motor 1801, and the main motor 1801 is arranged in the protection box 3, one end of the main motor 1801 is connected to a main shaft 1802, and the protection on one side of the main shaft 1802 The interior of the box 3 is connected with a secondary shaft 1803, and a pulley 1804 is connected between the secondary shaft 1803 and the main shaft 1802, wherein the pulley 1804 includes two sets of pulleys and a linkage belt, the two sets of pulleys are respectively sleeved on the main shaft 1802 and the secondary shaft 1803, and a linkage belt is connected between the pulleys. One end of the main shaft 1802 and the secondary shaft 1803 extends to the interior of the support frame 4 and is connected with a screw rod 1805, and the outer side of the screw rod 1805 is threaded through a threaded hole 5 01 is threadedly connected with the extension column 5, both sides of the top of the moving seat 1 are connected with the support frame 4, and the inside of the support frame 4 is connected with the extension column 5, the bottom end of the extension column 5 is provided with a threaded hole 501, both sides of the extension column 5 are connected with a slider 502, and one end of the slider 502 extends to the slide groove provided on the inner wall of the support frame 4, the extension column 5 is slidably connected with the support frame 4 through the slider 502, the top of the extension column 5 is connected with the support platform 6, and the bottom end of the support platform 6 is connected with the rotating motor 7, the top of the rotating motor 7 is connected with the rotating shaft 701, and the top of the rotating shaft 701 is connected with the rotating disk 8, and a guide component is connected between the rotating disk 8 and the support platform 6, the guide component includes a guide groove 601 and a guide column 801, the guide groove 601 is provided at the top of the support platform 6, the guide groove 601 is annular, the guide column 801 is provided at the bottom end of the rotating disk 8, and the guide column 801 makes a circular motion inside the guide groove 601;

[0034] When the present embodiment is in use, the rotating motor 7 is used to drive the rotating shaft 701 to rotate, so as to drive the rotating disk 8 to rotate synchronously, and the guide column 801 is made to rotate in the guide groove 601, so as to limit the rotation of the rotating disk 8 to ensure the stability of the rotation of the rotating disk 8, and to adjust the use range of the camera 15, the temperature sensor 13 and the ultrasonic probe 14, so as to perform data detection at different positions in the highway tunnel to ensure the comprehensiveness of the detection, and then drive the main motor 1801 to rotate the main shaft 1802, and cooperate with the pulley 1804 to make the secondary shaft 1803 rotate synchronously, so as to realize the rotation of the two sets of screw rods 1805, and further utilize the screw rods 1805 and the threaded holes The threaded fit of 501 can make the extension column 5 move upward, and the adapter slider 502 can limit and guide the lifting of the extension column 5, and then adjust the use height of the support platform 6, the rotating disk 8, the camera 15, the temperature sensor 13 and the ultrasonic probe 14, so as to take pictures and detect the walls of different heights in the tunnel to ensure the comprehensiveness and accuracy of the detection. The temperature sensor 13 can be used to detect the temperature of different directions, positions and heights in the highway tunnel, and the ultrasonic probe 14 can be used to detect wall cracks in different directions, positions and heights in the highway tunnel, and the camera 15 can be used to collect images of different heights in the tunnel to ensure the comprehensiveness of the detection.

[0035] Embodiment 2

[0036] This embodiment is different from the first embodiment. By using the disassembly mechanism 16, the camera 15 can be conveniently disassembled and assembled, so that the camera 15 can be replaced and repaired later, which helps to extend the service life of the camera 15. Therefore, the following technical solutions are published. For details, please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4The top of the rotating disk 8 is connected to a top platform 9, and the top of the top platform 9 is connected to a support ring 10, a disassembly mechanism 16 is provided at the top of the support ring 10, and a camera 15 is connected to the top of the disassembly mechanism 16, and a protective cover 17 is provided on the periphery of the camera 15, both sides of the top platform 9 are connected to electric telescopic rods 12, and one end of the electric telescopic rods 12 is connected to a side ring 11, one end of the side ring 11 is movably connected to one side of the support ring 10, and a temperature sensor 13 and an ultrasonic probe 14 are connected to the outside of the side ring 11, and the disassembly mechanism 16 includes a connecting column 1603, and The connecting column 1603 is arranged at the top of the supporting ring 10, the inside of the connecting column 1603 is connected with the plug block 1602, and the top of the plug block 1602 is connected with the connecting column 1603, both sides of the connecting column 1603 are connected with the stopper 1604, and the stopper 1604 is made of rubber material, both sides of the protective cover 17 are connected with the first magnetic strip 1701, the top of the protective cover 17 is connected with the top cover 1702, and both sides of the bottom of the top cover 1702 are connected with the second magnetic strip 1703, and the second magnetic strip 1703 and the first magnetic strip 1701 have opposite magnetic properties and are mutually attracted;

[0037] When the present embodiment is in use, the top cover 1702 is pulled upwards to separate the second magnetic strip 1703 and the first magnetic strip 1701, and the top cover 1702 can be removed from the protective cover 17. Then the camera 15 is pulled to drive the connecting column 1603 and the plug-in block 1602 to move synchronously until the plug-in block 1602 is pulled out of the card slot 1601. The camera 15 can be removed from the support ring 10 to facilitate the subsequent maintenance or replacement of the camera 15, which helps to extend the service life of the camera 15.

[0038] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, 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 a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, they may be located in one place, or they may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the scheme of this embodiment. Ordinary technicians in this field can understand and implement it without paying creative labor.

[0040] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. A highway tunnel detection device, comprising a moving base (1) and moving wheels (2), wherein the moving wheels (2) are arranged at the bottom end of the moving base (1), and four moving wheels (2) are arranged and distributed on both sides of the bottom end of the moving base (1); It is characterized in that Also includes: The bottom end of the movable seat (1) is connected to a protective box (3), and a driving mechanism (18) is arranged inside the protective box (3); both sides of the top of the movable seat (1) are connected to a support frame (4), and the inside of the support frame (4) is connected to an extension column (5); the bottom end of each extension column (5) is provided with a threaded hole (501); the top end of the extension column (5) is connected to a support platform (6), and the bottom end of the support platform (6) is connected to a rotating motor (7); the top end of the rotating motor (7) is connected to a rotating shaft (701), and the top end of the rotating shaft (701) is connected to a rotating disk (8); a guide component is connected between the rotating disk (8) and the support platform (6); The top of the rotating disk (8) is connected to a top platform (9), and the top of the top platform (9) is connected to a support ring (10). A disassembly mechanism (16) is provided at the top of the support ring (10), and a camera (15) is connected to the top of the disassembly mechanism (16). A protective cover (17) is provided around the camera (15). Both sides of the top platform (9) are connected to electric telescopic rods (12), and one end of the electric telescopic rods (12) is connected to a side ring (11). One end of the side ring (11) is movably connected to one side of the support ring (10), and the outer side of the side ring (11) is connected to a temperature sensor (13) and an ultrasonic probe (14).

2. A road tunnel detection device according to claim 1, characterized in that: The driving mechanism (18) comprises a main motor (1801), and the main motor (1801) is arranged inside the protection box (3), one end of the main motor (1801) is connected to a main shaft (1802), and the inside of the protection box (3) on one side of the main shaft (1802) is connected to a secondary shaft (1803), and a pulley (1804) is connected between the secondary shaft (1803) and the main shaft (1802); Wherein, the pulley component (1804) includes two sets of pulleys and a linkage belt, the two sets of pulleys are respectively sleeved on the main shaft (1802) and the secondary shaft (1803), and a linkage belt is connected between the pulleys.

3. A road tunnel detection device according to claim 2, characterized in that: One end of the main shaft (1802) and the secondary shaft (1803) both extend to the inside of the support frame (4) and are connected to a screw rod (1805), and the outer side of the screw rod (1805) is threadedly connected to the extension column (5) through a threaded hole (501).

4. A road tunnel detection device according to claim 1, characterized in that: Both sides of the extension column (5) are connected to sliders (502), and one end of the sliders (502) extends into a slide groove provided on the inner wall of the support frame (4), and the extension column (5) is slidably connected to the support frame (4) via the sliders (502).

5. A road tunnel detection device according to claim 1, characterized in that: The guide assembly comprises a guide groove (601) and a guide column (801), wherein the guide groove (601) is arranged at the top end of the support platform (6), the guide groove (601) is annular, the guide column (801) is arranged at the bottom end of the rotating disk (8), and the guide column (801) performs a circular motion inside the guide groove (601).

6. A road tunnel detection device according to claim 1, characterized in that: The disassembly mechanism (16) comprises a connecting column (1603), and the connecting column (1603) is arranged at the top end of the support ring (10), the interior of the connecting column (1603) is connected to a plug-in block (1602), and the top end of the plug-in block (1602) is connected to the connecting column (1603), and both sides of the connecting column (1603) are connected to stoppers (1604), and the stoppers (1604) are made of rubber material.

7. A road tunnel detection device according to claim 1, characterized in that: Both sides of the protective cover (17) are connected to a first magnetic strip (1701), the top of the protective cover (17) is connected to a top cover (1702), and both sides of the bottom of the top cover (1702) are connected to a second magnetic strip (1703), and the second magnetic strip (1703) and the first magnetic strip (1701) have opposite magnetic properties and are attracted to each other.

Images