Multidirectional detection device for highway tunnel lining arch

Abstract

The utility model discloses a highway tunnel lining arch multidirectional detection device, including car body, take-up mechanism, arch frame, guide rod, elasticity mechanism, guide ring and radar antenna, the car body is equipped with take-up mechanism, the car body is equipped with arch frame, the arch frame is connected with five guide rod in sliding mode, the guide rod is connected with the elasticity mechanism, the guide ring is connected with the elasticity mechanism, and the radar antenna is connected with the elasticity mechanism. Elastic mechanisms are installed between the outer sides of the guide rods and the arch-shaped frame, a guide ring is fixedly installed on the vehicle body, the winding mechanism is connected and matched with the five guide rods, and radar antennas are installed at the ends, away from the vehicle body, of the guide rods. According to the scheme, the winding mechanism is matched with the elastic mechanism to adjust the guide rod on the arched frame, so that the device has the advantages of saving manpower, being convenient to operate, improving the detection efficiency and protecting the radar device.

Description

Technical Field

[0001] The utility model relates to the field of tunnel lining quality detection, in particular to a multi-directional detection device for a highway tunnel lining arch. Background Art

[0002] With the rapid development of my country's highway infrastructure, as an important part of concrete quality monitoring, the work of highway tunnel lining quality radar detection has become particularly important. At present, this detection generally uses vehicle-mounted radar equipment for mobile detection, and manual control is required during the process to ensure the contact between the radar detection end and the lining arch.

[0003] However, the manual operation in the prior art has poor contact stability, which affects the detection accuracy. In addition, it is necessary to repeatedly contact different positions of the tunnel lining arch, which is labor-intensive and prone to fatigue. It is difficult to ensure the accuracy and stability of continuous work, thus reducing the overall detection efficiency. Utility Model Content

[0004] The utility model aims to provide a multi-directional detection device for a lining arch of a highway tunnel to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multi-directional detection device for the arch of a highway tunnel lining comprises a vehicle body, a winding mechanism, an arch frame, guide rods, an elastic mechanism, a guide ring and a radar antenna, wherein the vehicle body is provided with a winding mechanism, the vehicle body is provided with an arch frame, five guide rods are slidably connected to the arch frame, an elastic mechanism is provided between the outer side of the guide rod and the arch frame, a guide ring is fixedly provided on the vehicle body, the winding mechanism is connected and cooperated with the five guide rods, and a radar antenna is provided at one end of the guide rod away from the vehicle body.

[0006] Preferably, the winding mechanism includes a driving motor, a winding roller and five pull ropes, the driving motor is installed on the vehicle body, the winding roller is rotatably installed on the vehicle body, the output end of the driving motor is fixedly connected to the winding roller through a coupling, one end of the five pull ropes is wound around the outside of the winding roller, and the five pull ropes all pass through the guide ring and are fixedly connected to the opposite end of the five guide rods.

[0007] Preferably, the winding roller is provided with five isolation grooves, and five pull ropes are respectively wound inside the five isolation grooves.

[0008] Preferably, five isolation rings are fixedly connected to the inside of the guide ring, and the five pull ropes pass through the inside of the five isolation rings respectively.

[0009] Preferably, the elastic mechanism includes a spring, a connecting fixed disk, a clamping column and a rubber clamping fixing head, the spring is fixedly arranged at one end of the connecting fixed disk, the connecting fixed disk is equidistantly fixed with clamping columns at one end, the clamping column is fixedly arranged at one end with a rubber clamping fixing head, a fixing disk is fixedly arranged at one end of the guide rod, a clamping hole is fixedly opened at one end of the fixing disk, a clamping column is movably clamped in the clamping hole, and the other end of the spring is movably clamped with a spring mounting hole opened on the arch frame.

[0010] Preferably, a stabilizing frame is fixedly connected to the vehicle body, and opposite ends of the five guide rods are inserted into the interior of the stabilizing frame and are slidably connected thereto.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The guide rods on the arch frame are adjusted by the winding mechanism in cooperation with the elastic mechanism, so that the radar can be loaded on the vehicle body and moved. The winding mechanism is started according to the size of the measured tunnel to drive the five guide rods to move along the arch frame to change the external expansion size, so that the radar antenna contacts the tunnel lining arch, and the five guide rods are monitored at multiple points at the same time, thereby improving the detection efficiency and saving the operation time. Compared with the manual operation in the prior art, the device has high contact stability and detection accuracy, and can contact different positions of the tunnel lining arch at a single time, which can ensure the accuracy and stability of continuous work and improve the overall detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the side cross-sectional structure of the utility model;

[0015] Figure 3 Practical Figure 2 A schematic diagram of the structure enlargement in the middle;

[0016] Figure 4 This is a schematic diagram of the structure of the winding mechanism of the utility model;

[0017] Figure 5 This is an exploded view of the elastic mechanism of the utility model;

[0018] Figure 6 It is a partial connection schematic diagram of the elastic mechanism of the utility model.

[0019] In the figure: vehicle body 1, winding mechanism 2, driving motor 21, winding roller 22, isolation groove 221, pull rope 23, arch frame 3, spring mounting hole 31, guide rod 4, fixing plate 41, snap-on hole 42, elastic mechanism 5, spring 51, connecting fixing plate 52, snap-on column 53, rubber snap-on fixing head 54, guide ring 6, isolation ring 61, radar antenna 7, stabilizing frame 8. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model are described clearly and completely below. The embodiments of the utility model and all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 6A multi-directional detection device for the lining arch of a highway tunnel. The utility model provides a technical solution: a multi-directional detection device for the lining arch of a highway tunnel comprises a vehicle body 1, a winding mechanism 2, an arch frame 3, a guide rod 4, an elastic mechanism 5, a guide ring 6 and a radar antenna 7. The vehicle body 1 is provided with a winding mechanism 2, an arch frame 3 is provided on the vehicle body 1, five guide rods 4 are slidably connected to the arch frame 3, a stabilizing frame 8 is fixedly connected to the vehicle body 1, and opposite ends of the five guide rods 4 are all plugged into the inside of the stabilizing frame 8 and slidably connected thereto; an elastic mechanism 5 is installed between the outer side of the guide rod 4 and the arch frame 3, a guide ring 6 is fixedly installed on the vehicle body 1, the winding mechanism 2 is connected and matched with the five guide rods 4, and a radar antenna 7 is installed at one end of the guide rod 4 away from the vehicle body 1. Antenna 7; The winding mechanism 2 includes a driving motor 21, a winding roller 22 and five pull ropes 23. The driving motor 21 is installed on the vehicle body 1, and the winding roller 22 is rotatably installed on the vehicle body 1. The output end of the driving motor 21 is fixedly connected to the winding roller 22 through a coupling. Five isolation grooves 221 are provided on the winding roller 22, and five pull ropes 23 are respectively wound inside the five isolation grooves 221; the isolation grooves 221 enable the five pull ropes 23 to be synchronously and independently wound to avoid winding and causing difficulties in winding; one end of the five pull ropes 23 is wound around the outside of the winding roller 22, and the five pull ropes 23 all pass through the guide ring 6 and are respectively fixedly connected to the opposite ends of the five guide rods 4; the driving motor 21 is started to drive the winding roller 22 to rotate to realize the belt The five pull ropes 23 are retracted and released, and the guide rod 4 is driven to be telescopically adjusted in cooperation with the effect of the elastic mechanism 5, which is convenient and flexible to operate; five isolation rings 61 are fixedly connected inside the guide ring 6, and the five pull ropes 23 pass through the inside of the five isolation rings 61 respectively; the five pull ropes 23 are isolated and guided inside the guide ring 6 by the five isolation rings 61, which can effectively avoid entanglement during the retraction and release process; the elastic mechanism 5 includes a spring 51, a connecting fixed disk 52, a clamping column 53 and a rubber clamping fixing head 54, and the spring 5 is fixedly arranged at one end of the connecting fixed disk 52, and the fixing disk 41 and the connecting fixed disk 52 cooperate with the spring 51 to generate a supporting force on the guide rod 4, and when the radar antenna 7 encounters resistance, the guide rod 4 can be squeezed to retract, so as to achieve Protection; one end of the connecting fixed disk 52 is equidistantly fixed with a clamping column 53, one end of the clamping column 53 is fixedly provided with a rubber clamping fixing head 54, one end of the guide rod 4 is fixedly provided with a fixing disk 41, one end of the fixing disk 41 is fixedly provided with a clamping hole 42, and a clamping column 53 is movably clamped in the clamping hole 42, and the other end of the spring 51 is movably clamped with the spring mounting hole 31 opened in the arch frame 3; the spring 51 is rotatably connected and fixed to the arch frame 3 through the spring mounting hole 31, the other end of the spring 51 is fixedly connected to the connecting fixed disk 52, and the clamping column 53 and the rubber clamping fixing head 54 are clamped and fixed in the clamping hole 42, so that the spring 51 and the connecting fixed disk 52 can be detachably replaced to ensure the normal operation of the spring 51.

[0022] Working principle: In actual use, the radar is conveniently loaded and moved through the vehicle body 1, and then the winding mechanism 2 is started according to the size of the measured tunnel to drive the five guide rods 4 to move along the arch frame 3 to change the external expansion size, so that the radar antenna 7 contacts the tunnel lining arch, and mechanized adjustment is performed to reduce manual operation. At the same time, the five guide rods 4 can realize multi-point synchronous monitoring, improve detection efficiency, and save operation time. Moreover, under the support of the elastic mechanism 5, the mobile radar antenna 7 can be passively retracted in time when it encounters uneven resistance to avoid damage to the device, while ensuring contact stability. Thus, the device has the advantages of saving manpower, convenient operation, improving detection efficiency, and protecting the radar device. It solves the problem that the manual operation contact stability in the prior art is poor, affects the detection accuracy, and needs to contact different positions of the tunnel lining arch repeatedly, which causes a large workload and easy fatigue, and it is difficult to ensure the accuracy and stability of continuous work, thereby reducing the overall detection efficiency.

[0023] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-directional detection device for a highway tunnel lining arch, characterized in that: The invention comprises a vehicle body (1), a reeling mechanism (2), an arch frame (3), a guide rod (4), an elastic mechanism (5), a guide ring (6) and a radar antenna (7); the vehicle body (1) is provided with a reeling mechanism (2); the vehicle body (1) is provided with an arch frame (3); five guide rods (4) are slidably connected to the arch frame (3); an elastic mechanism (5) is installed between the outer side of the guide rod (4) and the arch frame (3); a guide ring (6) is fixedly installed on the vehicle body (1); the reeling mechanism (2) is connected and matched with the five guide rods (4); and a radar antenna (7) is installed at one end of the guide rod (4) away from the vehicle body (1).

2. A multi-directional detection device for a highway tunnel lining arch according to claim 1, characterized in that: The winding mechanism (2) comprises a driving motor (21), a winding roller (22) and five pull ropes (23); the driving motor (21) is mounted on the vehicle body (1); the winding roller (22) is rotatably mounted on the vehicle body (1); the output end of the driving motor (21) is fixedly connected to the winding roller (22) via a coupling; one end of the five pull ropes (23) is wound around the outside of the winding roller (22); the five pull ropes (23) all pass through a guide ring (6) and are fixedly connected to the opposite ends of five guide rods (4) respectively.

3. A multi-directional detection device for a highway tunnel lining arch according to claim 2, characterized in that: The winding roller (22) is provided with five isolation grooves (221), and five pull ropes (23) are respectively wound inside the five isolation grooves (221).

4. A multi-directional detection device for a highway tunnel lining arch according to claim 2, characterized in that: Five isolation rings (61) are fixedly connected to the interior of the guide ring (6), and the five pull ropes (23) pass through the interior of the five isolation rings (61) respectively.

5. The multi-directional detection device for the lining arch of a highway tunnel according to claim 1, characterized in that: The elastic mechanism (5) comprises a spring (51), a connecting and fixing disk (52), a clamping column (53) and a rubber clamping fixing head (54); the spring (51) is fixedly arranged at one end of the connecting and fixing disk (52); the clamping column (53) is fixedly arranged at one end of the connecting and fixing disk (52) at an equal distance; the rubber clamping fixing head (54) is fixedly arranged at one end of the clamping column (53); a fixing disk (41) is fixedly arranged at one end of the guide rod (4); a clamping hole (42) is fixedly opened at one end of the fixing disk (41); a clamping column (53) is movably clamped in the clamping hole (42); and the other end of the spring (51) is movably clamped with a spring mounting hole (31) opened in the arch frame (3).

6. The multi-directional detection device for the lining arch of a highway tunnel according to claim 1, characterized in that: A stabilizing frame (8) is fixedly connected to the vehicle body (1), and opposite ends of the five guide rods (4) are inserted into the interior of the stabilizing frame (8) and are slidably connected thereto.

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