Operating platform for tunnel nondestructive testing

Abstract

The utility model relates to the field of tunnel construction, in particular to an operating platform for tunnel nondestructive testing, which comprises a mounting clamping seat, a connecting arm, a movable clamping seat and an operating platform, the mounting clamping seat is fixedly mounted at the end of an operating arm of main machinery, one end of the connecting arm is rotatably connected with the mounting clamping seat, and the other end of the connecting arm is rotatably connected with the operating platform. A fixing piece used for adjusting the installation angle of the connecting arm is arranged in the installation clamping base, a positioning shaft rotationally connected with the other end of the connecting arm is arranged in the movable clamping base, a telescopic piece driving the movable clamping base to rotate is arranged on the connecting arm, a fixing column is fixed to the end face of the bottom of the movable clamping base, and a supporting stand column is fixedly installed on the operation table. According to the utility model, the vertical and horizontal angles of the operating platform can be flexibly adjusted according to the actual detection position condition, and the operating platform has a certain moving capability, so that the operating platform is convenient to move, and the operating platform is convenient to use. And partial operation table moving requirements are met.

Description

Technical Field

[0001] The utility model relates to the field of tunnel construction, in particular to an operation platform for non-destructive testing of tunnels. Background Technique

[0002] During the tunnel construction process, it is often necessary for construction inspectors to conduct non-destructive testing on the surface of the tunnel lining and the embedded channels. Since the heights of some parts of the lining surface and the embedded channels are higher than the observation range of personnel, it is often necessary for personnel to carry an operation platform and move the operation platform to the detection position through the mechanical arm of the main machine (such as a forklift) for personnel to conduct testing.

[0003] During the testing process, the following problems often occur, including:

[0004] 1. The original welding detection platform of the forklift is often integrally welded by manual labor. The welding detection platform cannot adjust the angle according to the actual detection position, which is inconvenient to operate and has low detection efficiency;

[0005] 2. During the testing process, the welding detection platform relies on the vehicle to move, which is easy to cause the platform to scrape against the detection surface and cause detection accidents. Content of the Utility Model

[0006] The purpose of the utility model is to provide an operation platform for non-destructive testing of tunnels, which is used to solve the problems that the existing tunnel welding detection platform is often integrally welded by manual labor, the welding detection platform cannot adjust the angle according to the actual detection position, is inconvenient to operate and has low detection efficiency, and at the same time relies on the vehicle to move the platform during the testing process, which is easy to cause the platform to scrape against the detection surface and cause detection accidents.

[0007] To achieve the above purpose, the utility model provides an operation platform for non-destructive testing of tunnels, including:

[0008] An installation card seat, which is fixedly installed at the end of the operation arm of the main machine;

[0009] A connecting arm, which is a zigzag structure, one end of which is rotatably connected to the installation shaft in the card slot of the installation card seat, and a fixing member for adjusting the installation angle of the connecting arm is arranged in the installation card seat;

[0010] A movable card seat, in which a positioning shaft rotatably connected to the other end of the connecting arm is arranged, a telescopic member is arranged on the connecting arm, one end of the telescopic member is hinged to the fixed seat arranged on the upper end surface of the connecting arm, the other end is fixedly connected to the transmission shaft arranged in the movable card seat, and a fixed column is fixedly installed on the bottom end surface of the movable card seat;

[0011] The operating platform is used for personnel to stand on. A protective fence is installed around it. A support column is fixedly installed on the operating platform. A connecting bushing for rotatably connecting the fixed column is fixed at the upper end of the support column. A power assembly for driving the operating platform to rotate is provided on the support column.

[0012] As a further solution of the present utility model, the fixing member is a locking bolt, and multiple groups of mounting holes for inserting the locking bolt are provided on one end of the mounting card seat and the connecting arm.

[0013] As a further solution of the present utility model, the telescopic member is a hydraulic cylinder. A connecting column hinged to the fixed seat is provided at the bottom of the cylinder bottom of the hydraulic cylinder, and the end of its telescopic piston rod is fixedly connected to the transmission shaft.

[0014] As a further solution of the present utility model, the power assembly includes a fixed worm gear and a driving worm. The fixed worm gear is coaxially and fixedly installed outside the fixed column. The driving worm is rotatably installed at the upper end of the support column and meshes with the fixed worm gear for transmission.

[0015] As a further solution of the present utility model, a turning handle for personnel to hold and turn is installed at the end of the driving worm.

[0016] Compared with the prior art, the present utility model designs a mounting card seat, a connecting arm, a movable card seat and an operating platform. The mounting card seat is fixedly connected to the end of the operating arm of the main machine. One end of the connecting arm is rotatably connected to the mounting card seat, and the mounting angle of the connecting arm is positioned by a locking bolt. After the installation of the connecting arm is completed, the telescopic oil cylinder on the movable card seat can be telescoped to drive the operating platform to rotate in the vertical plane. Personnel can also operate the power assembly to drive the operating platform to rotate around the fixed column. The present utility model can flexibly adjust the vertical and horizontal angles of the operating platform according to the actual detection position, and it has a certain moving ability itself, meeting the moving requirements of some operating platforms. Description of the Drawings

[0017] Figure 1 It is a schematic structural diagram of an operating platform for tunnel non-destructive testing in the present utility model.

[0018] Figure 2 It is a schematic structural diagram of the power assembly in the present utility model.

[0019] In the drawings: 1. Mounting card seat; 2. Connecting arm; 3. Telescopic oil cylinder; 4. Movable card seat; 5. Fixed column; 501. Fixed worm gear; 6. Support column; 7. Driving worm; 701. Turning handle; 8. Operating platform; 9. Protective fence; 10. Transmission shaft. Detailed Embodiment

[0020] The technical solution of the present utility model will be further described in detail below in conjunction with specific embodiments.

[0021] As Figure 1 and Figure 2 shown, in an embodiment of the present utility model, an operating platform for non-destructive detection of tunnels includes a mounting base 1 fixedly installed at the end of the operating arm of the main machine; a connecting arm 2, which is a zigzag structure, one end of which is rotatably connected to the mounting shaft in the card slot of the mounting base 1, and a fixing member for adjusting the mounting angle of the connecting arm 2 is provided in the mounting base 1; a movable base 4, in which a positioning shaft rotatably connected to the other end of the connecting arm 2 is provided, a telescopic member is provided on the connecting arm 2, one end of the telescopic member is hinged to the fixed seat arranged on the upper end surface of the connecting arm 2, and the other end is fixedly connected to the transmission shaft 10 arranged in the movable base 4, and a fixed column 5 is fixedly installed on the bottom end surface of the movable base 4; an operating platform 8 for personnel to stand on, a protective fence 9 is installed on its periphery, a support column 6 is fixedly installed on the operating platform 8, a connecting shaft sleeve for rotatably connecting the fixed column 5 is fixed at the upper end of the support column 6, and a power assembly for driving the operating platform 8 to rotate is provided on the support column 6;

[0022] When the present utility model is installed, the installation angle of the connecting arm 2 and the mounting base 1 can be adjusted by adjusting the installation position of the fixing member. After the installation of the connecting arm 2 is completed, the telescopic member on the movable base 4 can also be extended or retracted according to actual operation requirements, driving the operating platform 8 to rotate in the vertical plane. Further, personnel can also operate the power assembly to drive the operating platform 8 to rotate around the fixed column 5.

[0023] As Figure 1 shown, in an embodiment of the present utility model, the fixing member is a locking bolt, and a plurality of groups of mounting holes for inserting the locking bolt are provided on one end of the mounting base 1 and the connecting arm 2. The plurality of groups of mounting holes on the mounting base 1 are arranged in the vertical direction, and the locking bolt can be inserted into the corresponding mounting hole according to the fixing requirement of the connecting arm 2.

[0024] As Figure 1 shown, in an embodiment of the present utility model, the telescopic member is a hydraulic cylinder. A connecting column hinged to the fixed seat is provided at the bottom of the cylinder bottom of the hydraulic cylinder, and the end of its telescopic piston rod is fixedly connected to the transmission shaft 10. By the extension and retraction of the hydraulic cylinder, the movable base 4 is driven to rotate, and the working angle of the operating platform 8 in the vertical plane is adjusted.

[0025] As Figure 2As shown, in the embodiment of the present utility model, the power assembly includes a fixed worm gear 501 and a driving worm 7. The fixed worm gear 501 is coaxially and fixedly installed outside the fixed column 5. The driving worm 7 is rotatably installed at the upper end of the support column 6 and meshes with the fixed worm gear 501 for transmission. Personnel can rotate the driving worm 7 through operation to drive the connecting shaft sleeve and the operating table 8 to rotate.

[0026] Wherein, a handle 701 for personnel to hold and rotate is installed at the end of the driving worm 7. The present utility model preferably drives the driving worm 7 to rotate in a manual driving manner. Of course, in actual design, a stepping motor for driving the driving worm 7 can be provided at the end of the support column 6, and mechanical power can be selected for driving.

[0027] To sum up, the present utility model designs and installs the mounting base 1, the connecting arm 2, the movable mounting base 4 and the operating table 8. Among them, the mounting base 1 is fixedly connected to the end of the operating arm of the main machine. One end of the connecting arm 2 is rotatably connected to the mounting base 1, and the mounting angle of the connecting arm 2 is positioned by a locking bolt. After the installation of the connecting arm 2 is completed, the telescopic oil cylinder 3 on the movable mounting base 4 can be telescoped to drive the operating table 8 to rotate in the vertical plane. Personnel can also operate the power assembly to drive the operating table 8 to rotate around the fixed column 5. The present utility model can flexibly adjust the vertical and horizontal angles of the operating table 8 according to the actual detection position, and it has a certain moving ability itself to meet the moving requirements of part of the operating table 8.

[0028] The above has described the preferred embodiments of the present utility model in detail, but the present utility model is not limited to the above embodiments. Within the knowledge scope of those of ordinary skill in the art, various changes can be made without departing from the purpose of the present utility model.

Claims

1. An operating platform for non-destructive detection of tunnels, characterized in that, Comprising: An installation card seat, which is fixedly installed at the end of the operating arm of the main machine; A connecting arm, which is of a zigzag structure, one end of which is rotatably connected to the installation shaft in the card slot of the installation card seat, and a fixing member for adjusting the installation angle of the connecting arm is arranged in the installation card seat; A movable card seat, in which a positioning shaft rotatably connected to the other end of the connecting arm is arranged, a telescopic member is arranged on the connecting arm, one end of the telescopic member is hinged to the fixed seat arranged on the upper end face of the connecting arm, and the other end is fixedly connected to the transmission shaft arranged in the movable card seat. A fixing column is fixedly installed on the bottom end face of the movable card seat; An operating platform for personnel to stand on, a protective fence is installed on its periphery, a support column is fixedly installed on the operating platform, a connecting shaft sleeve for rotatably connecting the fixing column is fixed at the upper end of the support column, and a power component for driving the operating platform to rotate is arranged on the support column.

2. The operation platform for non-destructive testing of tunnels according to claim 1, characterized in that, The fixing member is a locking bolt, and multiple groups of installation holes for inserting the locking bolt are arranged on one end of the installation card seat and the connecting arm.

3. The operating platform for non-destructive detection of tunnels according to claim 1, wherein The telescopic member is a hydraulic cylinder, a connecting column hinged to the fixed seat is arranged at the bottom of the cylinder bottom of the hydraulic cylinder, and the end of its telescopic piston rod is fixedly connected to the transmission shaft.

4. An operating platform for non-destructive detection of tunnels according to claim 1, characterized in that, The power component includes a fixed worm gear and a driving worm, the fixed worm gear is coaxially and fixedly installed outside the fixed column, the driving worm is rotatably installed at the upper end of the support column and meshes with the fixed worm gear for transmission.

5. An operating platform for non-destructive detection of tunnels according to claim 4, characterized in that, A rotating handle for personnel to hold and rotate is installed at the end of the driving worm.

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