CN218995694U

CN218995694U - Tunnel geological radar detects auxiliary device

Info

Publication number: CN218995694U
Application number: CN202222390154.9U
Authority: CN
Inventors: 黄礼维; 张志祥; 王晓堂; 张宝; 何升泽; 尹欢; 陈林芳; 雷颖
Original assignee: Sichuan Nengda Engineering Testing Co ltd; Sinohydro Bureau 5 Co Ltd
Current assignee: Sichuan Nengda Engineering Testing Co ltd; Sinohydro Bureau 5 Co Ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2023-05-09
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to the field of tunnel geological detection, and discloses a tunnel geological radar detection auxiliary device, which comprises: the lifting mechanism is arranged on the bottom plate and comprises a box body, a motor is arranged in the box body, and an output shaft of the motor is rotationally connected with a driving wheel and drives a driven wheel above the driving wheel through a belt; one end of the moving plate is fixed on the belt and extends out of the box body through a vertical through groove formed in the side wall of the box body, and the other end of the moving plate is slidably arranged on the supporting plate; the clamping mechanism is arranged on the upper surface of the movable plate and used for clamping the geological radar. According to the utility model, the lifting mechanism is arranged to drive the radar to be in geological contact with the tunnel, so that the problem that an operator lifts the radar for a long time, the labor intensity is increased, and a certain danger exists is avoided. The position of the geological radar is fixed through the fixing bolt, so that the problem that errors occur in the detection result due to continuous movement of the geological radar in the detection process is avoided.

Description

Tunnel geological radar detects auxiliary device

Technical Field

The utility model relates to the field of tunnel geological detection, in particular to a tunnel geological radar detection auxiliary device.

Background

Along with the rapid development of expressways in China, the construction of western expressways is in the rapid development stage, and due to geographic reasons, the construction of expressways in western areas mainly takes bridge tunneling as a main part, and when constructing highway tunnels, the monitoring, maintenance and management of the highway tunnels begin to be highly valued. The quality of the tunnel lining directly influences the service performance and the service life of the tunnel, so that the detection of the tunnel lining quality is particularly important, the current rapid detection method is to carry out nondestructive detection by adopting a geological radar detection technology, but the geological radar still has the following defects in the use of the tunnel quality detection: because the environment is complicated in the tunnel, the existing auxiliary facilities in the market cannot adapt to the complicated working environment, for example, the Chinese patent with the application number of 201710225482.4 discloses an auxiliary detection vehicle, but the device has a complex overall structure, occupies a large area at the same time, and is not applicable to small tunnels with more curves and small width. Meanwhile, the close fitting of the geological radar antenna to the tunnel lining is difficult to ensure, and the detection accuracy is affected.

Therefore, the existing tunnel geological radar detection device cannot meet the requirements in actual use, so that the detection operation of geological radar can be assisted by workers in the market, the labor intensity of the workers is reduced, and the detection device can be applied to auxiliary devices of small tunnels to solve the problems.

Disclosure of Invention

The utility model aims to solve the technical problem that the conventional auxiliary trolley is large and is not suitable for a small tunnel, and the problem that the accuracy of detection is affected because a geological radar antenna is difficult to be tightly attached to a tunnel lining is solved.

In order to achieve the above purpose, the technical scheme adopted by the utility model for solving the technical problems is as follows: a tunnel geological radar detection auxiliary device, comprising:

the lifting mechanism is arranged on the bottom plate and comprises a box body, a motor is arranged in the box body, and an output shaft of the motor is connected with a driving wheel and drives a driven wheel above the driving wheel through a belt; the driven wheel is rotatably fixed on the inner wall of the box body through a rotating rod at the center of the circle;

one end of the moving plate is fixed on the belt and extends out of the box body through a vertical through groove formed in the side wall of the box body, and the other end of the moving plate is slidably arranged on the opposite side supporting plate of the box body;

the clamping mechanism is arranged on the upper surface of the movable plate and used for clamping the geological radar.

In particular, the clamping mechanism comprises: the first sliding plate and the second sliding plate are vertically arranged on the upper surface of the moving plate in opposite directions, and semicircular arc clamping plates are respectively arranged on the opposite surfaces of the first sliding plate and the second sliding plate; the bottoms of the first sliding plate and the second sliding plate are provided with sliding blocks, and the moving plate is provided with transverse sliding grooves matched with the sliding blocks;

the transverse screw rod horizontally penetrates through the rear ends of the first sliding plate and the second sliding plate and is rotatably arranged in the rotating base on the moving plate, the other end of the transverse screw rod is also provided with a rotating disc, and one end of the L-shaped sliding rod is vertically and fixedly connected with the outer wall of the rotating disc; the screw thread directions of the left end and the right end of the transverse screw rod are reversed.

Furthermore, the horizontal section of the L-shaped sliding rod is provided with a plurality of fixed thread through holes, and the inclination angles of any two fixed thread through holes are different; the movable plate is also provided with a plurality of threaded jacks corresponding to the fixed threaded through holes and is inserted and fixed through fixing bolts.

Further, the arc clamping plate is an elastic clamping plate.

Particularly, the supporting plate is a vertical fixed plate, and a vertical sliding groove matched with the moving plate in size is arranged on the supporting plate.

In particular, a moving wheel is also arranged on the lower surface of the bottom plate.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the lifting mechanism is arranged to drive the radar to be in geological contact with the tunnel, so that the problem that an operator lifts the radar for a long time, the labor intensity is increased, and a certain danger exists is avoided. The position of the geological radar is fixed through the fixing bolt, so that the problem that errors occur in the detection result due to continuous movement of the geological radar in the detection process is avoided. In addition, the device has simple integral structure and low manufacturing cost, occupies small area, and can be well suitable for the excavation detection and lining detection work of small tunnels.

Drawings

FIG. 1 is a schematic view of the structure of the device of the present utility model.

Fig. 2 is a schematic diagram of the internal structure of the present utility model.

Fig. 3 is an enlarged schematic view of the structure at a in fig. 2.

Fig. 4 is a schematic diagram of the internal lateral structure of the case.

Wherein, the bottom plate is 1; a moving wheel-2; lifting mechanism-3; a case 301; a motor-302; a drive wheel-303; a belt-304; rotating the lever-305; driven wheel-306; a moving plate-307; transverse runner-3071; rotating the base-3072; threaded socket-3073; support plate-308; vertical runner-3081; clamping mechanism-4; rotating disc-401; a transverse screw-402; a first slide plate-403; a second slide plate-404; arc clamp plate-405; a slider-406; l-shaped slide bar-407; fixed threaded through hole-4071; and a fixing bolt-408.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present examples more apparent, the technical solutions in the embodiments are clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.

As shown in fig. 1 to 4, a tunnel geological radar detection auxiliary device includes: the lifting mechanism 3 is arranged on the bottom plate 1 and comprises a box 301, a motor 302 is arranged in the box 301, and an output shaft of the motor 302 is connected with a driving wheel 303 and drives a driven wheel 306 above through a belt 304; the driven wheel 306 is rotatably fixed on the inner wall of the box 301 through a rotating rod 305 at the center of the circle;

a moving plate 307 horizontally arranged, wherein one end of the moving plate 307 is fixed on the belt 304, and extends out of the box 301 through a vertical through groove formed on the side wall of the box 301, and the other end is slidably arranged on a supporting plate 308 on the opposite side of the box 301;

and the clamping mechanism 4 is arranged on the upper surface of the movable plate 307 and is used for clamping the geological radar.

In the utility model, the main principle is as follows: the lifting mechanism 3 capable of moving up and down is utilized to drive the movable plate 307 to move up and down in a traversing manner, and the clamping mechanism 4 arranged on the movable plate 307 is utilized to clamp and fix the geological radar, so that the problems of high labor intensity and high safety risk caused by long-term lifting of the geological radar by a worker are solved, and the technical effect of enhancing the accuracy of the detection result can be achieved by locking the clamping mechanism 4 at the position of the geological radar.

As a preferred embodiment, the clamping mechanism 4 comprises: a first sliding plate 403 and a second sliding plate 404 vertically disposed on the upper surface of the moving plate 307 in opposition, and a semicircular arc clamping plate 405 is respectively disposed on the opposite surfaces of the first sliding plate 403 and the second sliding plate 404; the bottoms of the first sliding plate 403 and the second sliding plate 404 are provided with a sliding block 406, and the moving plate 307 is provided with a transverse sliding groove 3071 matched with the sliding block 406;

the transverse screw 402 penetrates through the rear ends of the first sliding plate 403 and the second sliding plate 404 horizontally and is rotatably arranged in the rotating base 3072 on the moving plate 307, the other end of the transverse screw is also provided with a rotating disc 401, and one end of the L-shaped sliding rod 407 is vertically and fixedly connected with the outer wall of the rotating disc; the screw threads of the left and right ends of the transverse screw 402 are reversed.

The present embodiment provides a specific structure of the clamping mechanism 4, in which the first sliding plate 403 and the second sliding plate 404 are used as main clamping components, the arc clamping plates 405 are used to clamp the geological radar, the threads at the left and right ends of the transverse screw 402 are reversely arranged, and when the transverse screw 402 is rotated, the movement directions of the first sliding plate 403 and the second sliding plate 404 are opposite, so as to achieve the purpose of clamping or loosening the geological radar. Meanwhile, the first sliding plate 403 and the second sliding plate 404 are slidably arranged in the transverse sliding groove 3071 on the moving plate 307 through the sliding block 406 at the bottom, so that the positions of the first sliding plate 403 and the second sliding plate 404 are limited, and the transverse sliding of the first sliding plate 403 and the second sliding plate 404 is ensured. The main function of the rotating disc 401 is to facilitate the operator to rotate the transverse screw 402 by pulling the L-shaped slide rod 407, thereby adjusting the positions of the first sliding plate 403 and the second sliding plate 404. The rotating base 3072 serves to rotate and support the entire transverse screw 402.

As a further embodiment, the arc clamp 405 is an elastic clamp.

The arc clamping plates 405 are made of elastic materials, so that damage to the geological radar due to overlarge clamping force can be avoided, and subsequent adjustment of locking is facilitated.

As a further embodiment, the horizontal section of the L-shaped sliding rod 407 is provided with a plurality of fixing threaded through holes 4071, and the inclination angles of any two fixing threaded through holes 4071 are different; a plurality of threaded insertion holes 3073 are further formed in the moving plate 307 corresponding to the fixing threaded through holes, and are inserted through fixing bolts 408.

In the present embodiment, a structure for fixing the first slide plate 403 and the second slide plate 404 is provided, mainly by means of a plurality of fixing screw through holes 4071 on the horizontal section of the L-shaped slide rod 407 and screw insertion holes 3073 on the moving plate 307. When the positions of the first slide plate 403 and the second slide plate 404 need to be fixed, the fixing threaded through hole 4071 closest to the vertical state is found, the transverse screw 402 is slightly rotated until the fixing threaded through hole 4071 is vertical, the fixing bolt 408 is inserted, and the fixing bolt 408 is fixed in the threaded insertion hole 3073, thereby locking the position of the entire clamping mechanism 4. Since the arc clamping plate 405 is an elastic clamping plate, a certain adjustment amount exists in the clamping state of the whole clamping mechanism 4, so that damage caused by excessive clamping force applied to the geological radar when the L-shaped sliding rod 407 is slightly rotated is avoided.

As a preferred embodiment, the supporting plate 308 is a vertical fixed plate, and a vertical chute 3081 that is matched with the size of the moving plate 307 is provided on the supporting plate 308.

In the present embodiment, the vertical chute 3081 fixes the displacement of the moving plate 307 in the lateral direction while not affecting the displacement of the moving plate 307 in the vertical direction.

As a preferred embodiment, a moving wheel 2 is also provided on the lower surface of the base plate 1.

In the embodiment, the moving wheel 2 is arranged at the bottom of the bottom plate 1, so that the radar is conveniently driven to move.

In the description of the present utility model, unless otherwise explicitly specified and defined, the terms "mounted" and "connected" are to be understood in a broad sense, and the terms "front", "rear", "inner" and "outer" are used in the description of the model, etc. to better indicate the positions and relationships thereof, and the dimensions of the device are as shown in the figures, and the charging sequence used may be changed, and should not be construed as limiting the present utility model. The above will be understood in particular by the staff of the relevant art.

The foregoing description of the preferred embodiment of the utility model is not intended to limit the utility model in any way, but rather, the utility model is capable of modification and variation and its several details are intended to be included within the scope of the utility model.

Claims

1. A tunnel geological radar detection auxiliary device, characterized by comprising: the lifting mechanism (3) is arranged on the bottom plate (1) and comprises a box body (301), a motor (302) is arranged in the box body (301), and an output shaft of the motor (302) is connected with a driving wheel (303) and drives a driven wheel (306) above through a belt (304); the driven wheel (306) is rotatably fixed on the inner wall of the box body (301) through a rotating rod (305) at the center of the circle;

one end of the moving plate (307) is fixed on the belt (304) and extends out of the box body (301) through a vertical through groove formed in the side wall of the box body (301), and the other end of the moving plate (307) is slidably arranged on a vertical supporting plate (308) on the opposite side of the box body (301);

the clamping mechanism (4) is arranged on the upper surface of the movable plate (307) and used for clamping the geological radar; the clamping mechanism (4) comprises: a first sliding plate (403) and a second sliding plate (404) vertically arranged on the upper surface of the moving plate (307) in opposite directions, wherein a semicircular arc clamping plate (405) is respectively arranged on the opposite surfaces of the first sliding plate (403) and the second sliding plate (404), and the arc clamping plate (405) is an elastic clamping plate; the bottoms of the first sliding plate (403) and the second sliding plate (404) are provided with sliding blocks (406), and the moving plate (307) is provided with transverse sliding grooves (3071) matched with the sliding blocks (406);

the transverse screw rod (402) horizontally penetrates through the rear ends of the first sliding plate (403) and the second sliding plate (404) and is rotatably arranged in the rotating base (3072) on the moving plate (307), the other end of the transverse screw rod is also provided with a rotating disc (401), and the cross rod of the L-shaped sliding rod (407) is vertically fixedly connected with the outer wall of the rotating disc (401); the horizontal section of the L-shaped sliding rod (407) is provided with a plurality of fixing thread through holes (4071), and the inclination angles of any two fixing thread through holes (4071) are different; a plurality of threaded insertion holes (3073) are further formed in the moving plate (307) corresponding to the fixed threaded through holes, and are inserted and fixed through fixing bolts (408); the screw thread directions of the left end and the right end of the transverse screw rod (402) are reversed.

2. The tunnel geological radar detection auxiliary device according to claim 1, wherein the supporting plate (308) is a vertical fixed plate, and a vertical sliding groove (3081) matched with the moving plate (307) in size is formed in the supporting plate (308).

3. A tunnel geological radar detection auxiliary device according to claim 1, characterized in that a moving wheel (2) is also arranged on the lower surface of the bottom plate (1).