CN217896215U - A bridge detection device - Google Patents

Abstract

The present application relates to the technical field of detection devices, in particular to a bridge detection device, which includes a detection frame, a support arm for supporting the detection personnel, and a drive mechanism for driving the detection frame to move along the length of the bridge. On the side of the bridge, the detection frame is slidingly connected with the bridge, the support arm is located under the bridge, the support arm is connected with the detection frame, and the driving mechanism is located under the bridge. The application has the effect of reducing the impact on road vehicles during bridge detection.

Description

A bridge detection device

technical field

The present application relates to the technical field of detection devices, in particular to a bridge detection device.

Background technique

With the development of highways, elevated bridges formed by multiple bridge columns are widely used, and bridges are prone to damage after long-term use. Regularly inspect the bridge to judge whether there is any damage, so as to facilitate the repair of the bridge in advance and reduce the occurrence of traffic accidents.

Bridge inspection trucks are mostly used for bridge inspections now. The inspectors stand on the boom of the bridge inspection truck and continuously adjust the different positions of the boom to inspect the bridge. However, this kind of bridge inspection vehicle needs to be parked on the road for a long time under working conditions, which is very prone to traffic accidents.

Utility model content

In order to reduce the impact on road vehicles during bridge detection, the present application provides a bridge detection device.

A bridge detection device provided by the application adopts the following technical scheme:

A bridge detection device, which includes a detection frame, a support arm for supporting a detection person, and a driving mechanism for driving the detection frame to move along the length of the bridge, the detection frame is located on the side of the bridge, and the detection frame is slidably connected to the bridge , the support arm is located under the bridge, the support arm is connected to the detection frame, and the driving mechanism is located under the bridge.

By adopting the above technical solution, the detection frame is used to support the stability of the support arm, and the detection personnel stand on the support arm, and the driving mechanism drives the detection frame to move, changing the different positions of the detection frame, so that the detection personnel can detect different bridge sections. The detection frame, the support arm and the driving mechanism are not on the road above the bridge, so when the detection device detects the bridge, the influence of the detection device on road vehicles is greatly reduced.

Optionally, the bridge detection device further includes a connecting frame, the support arm is rotatably connected to the connecting frame, and the connecting frame is slidably connected to the testing frame.

By adopting the above technical solution, the connecting frame is used to connect the detection frame and the support arm, and the connection frame slides on the detection frame to control the height position of the support arm. The support arm rotates on the connecting frame, which can avoid the bridge column under the bridge.

Optionally, the bridge detection device further includes a hoist mounted on the upper end of the detection frame, and the hoist drives the connecting frame to move along the length direction of the detection frame.

By adopting the above technical scheme, the hoist is started, and the hoist controls the height position of the connecting frame.

Optionally, the detection frame is arranged vertically, the detection frame includes a plurality of angle steel frames, and adjacent angle steel frames are detachably connected.

By adopting the above technical scheme, the angle steel frames can be disassembled from each other, which facilitates the construction and transportation of the detection frame, and adjusts the different heights of the detection frame to adapt to bridges of different heights.

Optionally, the drive mechanism includes a motor, a first mounting plate and a rotating wheel, the motor is mounted on the first mounting plate, the rotating wheel is rotatably connected to the first mounting plate, and the motor drives the The rotating wheel rotates.

By adopting the above technical solution, the motor rotates, the motor drives the rotating wheel to rotate, and the rotating wheel drives the motor, the first mounting plate and the detection frame to travel on the ground.

Optionally, the drive mechanism further includes a buffer assembly, the buffer assembly is located between the detection frame and the first mounting plate, the buffer assembly includes a support rod, a sleeve, a second mounting plate and a spring, the The support rod is connected to the end surface of the first mounting plate, the sleeve is sleeved on the upper end of the support rod, the upper end of the sleeve is connected to the second mounting plate, and the second mounting plate is located on the detection frame Between the sleeve and the sleeve, the second mounting plate is detachably connected to the detection frame, one end of the spring is connected to the sleeve, and the other end of the spring is connected to the first mounting plate.

By adopting the above-mentioned technical solution, when the rotating wheel is running on a rough road, the sleeve and the support rod slide relative to each other, and the spring plays the role of buffering and damping, so that the detection device can adapt to different roads.

Optionally, two sets of the detection frame and the support arm are provided and are respectively located on both sides of the bridge.

By adopting the above technical solution, setting two groups of detection frame and support arm can increase the detection area of the detection personnel and improve the working efficiency of detection.

Optionally, one set of the support arms is provided with an inserting cavity, and the other set of the support arms is provided with an inserting plate, and both the inserting cavity and the inserting plate are located between the two sets of the supporting arms, and the inserting plate can Slide in the socket along the length of the support arm.

By adopting the above technical solution, the mutual cooperation of the inserting plate and the inserting cavity can increase the stability of the two sets of support arms. When the support arms need to be adjusted, the inserting plate can be pulled out of the inserting cavity. And the inserting board can be inserted into different depths of the inserting cavity, so as to adapt to different distances between the two sets of support arms.

Optionally, the bridge detection device also includes a slide rail, the slide rail is located on the side of the bridge close to the detection frame, the side of the detection frame close to the bridge is provided with a pulley, and the pulley is rotatably connected to the detection frame , the pulley can slide along the length direction of the slide rail.

By adopting the above-mentioned technical scheme, the cooperation of the slide rail and the pulley can ensure the stability of the upper end of the detection frame during the moving process of the detection frame, so that the detection frame can keep moving smoothly.

Optionally, the connecting frame is provided with an arc chute, and the support arm slides in the chute.

By adopting the above technical solution, the chute provides a rotation path for the connecting frame, and the chute also provides a limit basis for the connecting frame to avoid excessive rotation of the connecting frame.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The entire bridge detection device is not on the road above the bridge, so it will not affect the driving vehicles on the road;

2. The hoist controls the different vertical heights of the support arm through the connecting frame, and the motor controls the horizontal position of the support arm, so the support arm can adapt to different heights and different bridge positions;

3. The cooperation between the inserting plate and the inserting cavity not only stabilizes the stability between the two sets of support arms, but also adapts to the different distances between the two sets of support arms.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the embodiment of the present application;

Fig. 2 is a schematic structural view of the detection mechanism of the embodiment of the present application;

Fig. 3 is a schematic structural view of a support mechanism of an embodiment of the present application;

Fig. 4 is the front view of the overall structure of the embodiment of the present application;

Fig. 5 is an enlarged view of part A of Fig. 3 of the embodiment of the present application;

Fig. 6 is a schematic structural diagram of the driving mechanism of the embodiment of the present application.

Explanation of reference signs: 1. detection mechanism; 11. detection frame; 12. slide rail; 13. pulley; 14. winch; 2. support mechanism; 21. support arm; 211. bottom plate; Type slot; 22, connecting frame; 221, chute; 222, operating table; 223, pull rod; 23, hydraulic cylinder; 24, connection assembly; 241, partition; Rod; 2422, handle; 3, driving mechanism; 31, driving assembly; 311, motor; 312, first bevel gear; 313, second bevel gear; 314, rotating shaft; 315, rotating wheel; 316, first mounting plate ; 32, the buffer assembly; 321, the second mounting plate; 322, the sleeve; 323, the support rod; 324, the spring.

Detailed ways

The present application will be described in further detail below in conjunction with accompanying drawings 1-6.

The embodiment of the present application discloses a bridge detection device, referring to FIG. 1 , which includes a detection mechanism 1 , a supporting mechanism 2 and a driving mechanism 3 . The supporting mechanism 2, the detecting mechanism 1 and the driving mechanism 3 are all provided in two groups and located on both sides of the bridge respectively. The detection mechanism 1 is slidably connected to the bridge, and the detection mechanism 1 is slidably connected to the support mechanism 2. The support mechanism 2 is used to support the detection personnel to detect the bridge. The driving mechanism 3 is located below the detection mechanism 1, and the drive mechanism 3 is used to drive the detection mechanism 1 to slide.

Referring to FIGS. 1 and 2 , the detection mechanism 1 includes a detection frame 11 , a slide rail 12 , a pulley 13 and a hoist 14 . The detection frame 11 is vertically arranged, and the detection frame 11 is composed of a plurality of angle steel frames, and the adjacent angle steel frames are detachably connected by fasteners. The slide rail 12 is arranged along the length direction of the bridge, and the slide rail 12 is detachably connected to the bridge through fasteners. The pulley 13 is located between the slide rail 12 and the detection frame 11, and the pulley 13 is rotatably connected with the detection frame 11, and the pulley 13 can roll along the length direction of the slide rail 12 in the slide rail 12. The hoist 14 is a double-tube hoist 14, and the hoist 14 is installed on the detection frame 11 upper end, and the rope of the hoist 14 is connected to the support mechanism 2.

Referring to FIGS. 3 and 4 , the supporting mechanism 2 includes a supporting arm 21 , a connecting frame 22 , a hydraulic cylinder 23 and a connecting assembly 24 . The support arm 21 is arranged horizontally, and the support arm 21 is located below the bridge. The support arm 21 is composed of a bottom plate 211 and side frames 212 on both sides, wherein the side frame 212 is spliced by a plurality of triangular plates. The connecting frame 22 is sleeved on the detection frame 11, and the connecting frame 22 is connected to the lower end of the support arm 21 in rotation. The end of the connecting frame 22 far away from the support arm 21 is provided with an operation platform 222, and the operation platform 222 is used to carry the detection personnel who operate the detection device. The connecting frame 22 is provided with two pull rods 223, and the two pull rods 223 are respectively located on both sides of the connecting frame 22 in the bridge direction, and the two ropes of the winch 14 are respectively connected to the pull rods 223. The hydraulic cylinder 23 is located below the support arm 21 , the cylinder barrel of the hydraulic cylinder 23 is rotatably connected to the connecting frame 22 , and the telescopic rod of the hydraulic cylinder 23 is rotatably connected to the support arm 21 .

Referring to FIG. 5 , the connection assembly 24 is located between the two support arms 21 , and the connection assembly 24 includes a plug board 242 and a partition 241 . The partition 241 is arranged horizontally, and the partition 241 is welded to a support arm 21 and an insertion cavity 2411 is formed between the partition 241 and the bottom plate 211 . The inserting plate 242 is a square plate, the inserting plate 242 is arranged horizontally, the inserting plate 242 is located under the partition 241 , and the inserting plate 242 can slide in the inserting cavity 2411 . The flashboard 242 is slidably connected with the other support arm 21. Slide bars 2421 are arranged on both sides of the flashboard 242. The side frame 212 corresponding to the slide bar 2421 is horizontally provided with a waist-shaped groove 2121 for the slide bar 2421 to slide. The slide bar 2421 can slide along the The waist groove 2121 slides along the length direction. A handle 2422 is also provided on the upper surface of the inserting plate 242 , and the handle 2422 is located at the end of the inserting plate 242 away from the partition 241 .

Referring to FIG. 6 , the driving mechanism 3 includes a driving assembly 31 and a buffer assembly 32 . The drive assembly 31 is located under the detection frame 11, and the drive assembly 31 is used to drive the detection frame 11 to slide along the length direction of the bridge. The buffer assembly 32 is located between the drive assembly 31 and the detection frame 11 , and the buffer assembly 32 is used to reduce the shaking of the detection frame 11 and increase the stability of the detection frame 11 .

Referring to FIG. 6 , the driving assembly 31 includes a motor 311 , a first bevel gear 312 , a second bevel gear 313 , a rotating shaft 314 , a rotating wheel 315 and a first mounting plate 316 . The motor 311 is installed on the first mounting plate 316 , the output shaft of the motor 311 is connected with the first bevel gear 312 , and the first bevel gear 312 and the second bevel gear 313 mesh with each other. The second bevel gear 313 is connected to the rotating shaft 314 , the rotating wheel 315 is connected to both ends of the rotating shaft 314 , and the rotating shaft 314 is connected to the first mounting plate 316 in rotation. The motor 311 drives the first bevel gear 312 to rotate, the first bevel gear 312 and the second bevel gear 313 are engaged with each other and rotates, the second bevel gear 313 drives the rotating shaft 314 to rotate, and the second rotating shaft 314 drives the rotating wheels 315 at both ends to rotate.

Referring to FIG. 6 , the buffer assembly 32 includes a second mounting plate 321 , a sleeve 322 , a support rod 323 and a spring 324 . The second mounting plate 321 is located at the lower end of the testing frame 11 and is detachably connected to the testing frame 11 through fasteners. The second mounting plate 321 is a square plate, in which four sleeves 322 , support rods 323 and springs 324 are provided at four corners of the second mounting plate 321 . The sleeve 322 is welded to the lower end of the second mounting plate 321 . The sleeve 322 is sheathed on the support rod 323 . The spring 324 is sleeved on the support rod 323 , one end of the spring 324 is fixedly connected to the sleeve 322 , and the other end of the spring 324 is fixedly connected to the first mounting plate 316 .

The implementation principle of the embodiment of the present application is as follows:

When the bridge detection device moves horizontally along the length direction of the bridge, start the motor 311, and the motor 311 drives the rotating wheel 315 to rotate through the first bevel gear 312, the second bevel gear 313 and the rotating shaft 314, and the pulley 13 at the upper end of the detection frame 11 is on the slide rail. 12 slides, and the rotating wheel 315 rotates to make the whole device move along the length direction of the bridge. During this process, if the road surface on which the rotating wheel 315 travels is uneven, the support rod 323 slides in the sleeve 322, and the spring 324 plays a role of shock absorption and buffering, thereby adapting to different driving road surfaces.

When the bridge detection device encounters the bridge pillar during driving, pull out the inserting plate 242 in the inserting cavity 2411, start the hydraulic cylinder 23, the piston rod of the hydraulic cylinder 23 stretches out, and the support arm 21 rotates on the connecting frame 22, wherein The slide groove 221 limits the rotational displacement of the support arm 21 . When the bridge detection device crosses the bridge column, the piston rod of the hydraulic cylinder 23 retracts, the support arm 21 resets, and finally the insertion plate 242 is inserted into the insertion cavity 2411 .

When the support arm 21 needs to adjust the vertical height, start the hoist 14, the hoist 14 drives the connecting frame 22 to move vertically, and the connecting frame 22 drives the supporting arm 21 to move vertically, thereby controlling the different height positions of the supporting arm 21.

All of the above are preferred embodiments of the application, and are not intended to limit the protection scope of the application. Therefore, all equivalent changes made according to the structure, shape, and principle of the application should be covered by the protection scope of the application. Inside.

Claims (10)

1. A bridge detection device, characterized in that: it comprises a detection frame (11), a support arm (21) for supporting the detection personnel and a driving mechanism (3) for driving the detection frame (11) to move along the length of the bridge, The detection frame (11) is located on the side of the bridge, the detection frame (11) is slidingly connected with the bridge, the support arm (21) is located under the bridge, the support arm (21) and the detection frame (11) connection, the drive mechanism (3) is located under the bridge. 2. A bridge detection device according to claim 1, characterized in that: the bridge detection device further comprises a connecting frame (22), the support arm (21) is rotatably connected to the connecting frame (22), The connecting frame (22) is slidingly connected with the detection frame (11). 3. A bridge detection device according to claim 2, characterized in that: the bridge detection device further comprises a hoist (14), the hoist (14) is installed on the upper end of the detection frame (11), the The hoist (14) drives the connecting frame (22) to move along the length direction of the detection frame (11). 4. A bridge detection device according to claim 1, characterized in that: the detection frame (11) is vertically arranged, the detection frame (11) includes a plurality of angle steel frames, adjacent to the angle steel The detachable connection between the racks. 5. A bridge inspection device according to claim 4, characterized in that: the driving mechanism (3) includes a motor (311), a first mounting plate (316) and a rotating wheel (315), and the motor ( 311) is installed on the first mounting plate (316), the rotating wheel (315) is rotationally connected with the first mounting plate (316), and the motor (311) drives the rotating wheel (315) to rotate. 6. A bridge inspection device according to claim 5, characterized in that: the driving mechanism (3) further includes a buffer assembly (32), and the buffer assembly (32) is located between the inspection frame (11) and Between the first mounting plate (316), the buffer assembly (32) includes a support rod (323), a sleeve (322), a second mounting plate (321) and a spring (324), and the support rod (323) Connected to the upper end surface of the first mounting plate (316), the sleeve (322) is sheathed on the upper end of the support rod (323), and the upper end of the sleeve (322) is connected to the second mounting plate (321) connection, the second mounting plate (321) is located between the testing frame (11) and the sleeve (322), and the second mounting plate (321) is detachably connected to the testing frame (11) , one end of the spring (324) is connected to the sleeve (322), and the other end of the spring (324) is connected to the first mounting plate (316). 7 . The bridge detection device according to claim 1 , characterized in that: the detection frame ( 11 ) and the support arm ( 21 ) are provided in two groups and are respectively located on both sides of the bridge. 8 . 8. A bridge inspection device according to claim 7, characterized in that: one set of the support arms (21) is provided with an insertion cavity (2411), and the other set of the support arms (21) is provided with an insert plate (242), the insertion cavity (2411) and the inserting plate (242) are located between two sets of the support arms (21), and the inserting plate (242) can move along the support arm ( 21) Slide in the length direction. 9. A bridge detection device according to claim 1, characterized in that: the bridge detection device further comprises a slide rail (12), and the slide rail (12) is located on the side of the bridge close to the detection frame (11) , the detection frame (11) is provided with a pulley (13) on the side close to the bridge, the pulley (13) is rotatably connected with the detection frame (11), and the pulley (13) can move along the slide rail ( 12) Slide in the length direction. 10. The bridge inspection device according to claim 2, characterized in that: the connecting frame (22) is provided with an arc-shaped chute (221), and the support arm (21) is mounted on the chute (221) ) to slide in.

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