Bridge deck inspection device

Abstract

The application relates to the technical field of bridge detection, in particular to a bridge deck detection device, which comprises a frame, a plurality of connecting frames movably installed on one side of the frame through telescopic mechanisms, rotating shafts rotatably installed at the end portions of the connecting frames, two rotating plates fixedly sleeved on the outer surfaces of the rotating shafts, the outer shapes of the rotating plates being in the shape of a cross, two elastic clamping pieces arranged on the upper surfaces of the connecting frames, the two sides near the upper portions of the rotating plates being clamped between the two elastic clamping pieces, and a driving mechanism and a hammering mechanism arranged below the frame. The application can be applied to the detection of bridges with guardrails, the frame can travel along a predetermined route under the guidance of the guardrail rods, workers can wait at the two ends of the bridge, and meanwhile, point-by-point impact detection can be carried out during the travel, the detection points are uniformly distributed and high in efficiency, the whole device is simple, low in cost and beneficial to post-maintenance.

Description

TECHNICAL FIELD

[0001] The application relates to a bridge deck detection device. BACKGROUND

[0002] In a bridge detection process, the strength of the surface of the bridge needs to be detected, and the conventional impact detection has low efficiency and needs manual control of the running direction of the device to perform multi-point impact detection on the bridge surface, so that the device must be arranged on a vehicle, the production cost of the device is high, and in addition, the vehicle itself and the impact mechanism itself have complex structures, the maintenance cost is high, and the maintenance is inconvenient, so a device with a simple structure, low manufacturing cost and capable of running and detecting according to a specified route is needed. SUMMARY

[0003] The application aims to solve the problems in the background art and provides a bridge deck detection device.

[0004] To achieve the above object, the application adopts the technical scheme of a bridge deck detection device, which comprises a frame, a plurality of connecting frames movably installed on one side of the frame through telescopic mechanisms, rotating shafts rotatably installed at the end portions of the connecting frames, two rotating plates fixedly sleeved on the outer surfaces of the rotating shafts, the outer shapes of the rotating plates being in the shape of a cross, two elastic clamping pieces arranged on the upper surfaces of the connecting frames, the two sides of the rotating plates close to the upper portion being clamped between the two elastic clamping pieces, and a driving mechanism and a hammering mechanism arranged below the frame.

[0005] Preferably, the telescopic mechanism comprises a horizontal cylinder fixedly installed on the inner side of the frame, the telescopic end of the horizontal cylinder penetrating through the side surface of the frame and being fixedly connected with a connecting plate, the end portion of the connecting frame being fixedly installed on the side surface of the connecting plate, a plurality of guide columns being fixedly connected with the side surface of the connecting plate, the guide columns slidingly penetrating through one side of the frame, a supporting plate being fixedly installed on the inner wall of the frame, and the guide columns and the upper surface of the supporting plate being slidingly matched.

[0006] Preferably, the elastic clamping piece comprises a connecting block fixedly installed on the upper surface of the connecting frame, a fixed shell fixedly connected with the upper surface of the connecting block, a plug slidingly penetrating through the side surface of the fixed shell, a tapered head being formed on the outer end of the plug, a T-shaped column fixedly connected with the inner end of the plug, the T-shaped column slidingly penetrating through the side surface of the fixed shell, a compression spring being sleeved on the outer side of the T-shaped column, and the compression spring being located on the inner side of the fixed shell.

[0007] Preferably, the end portion of the rotating plate is provided with a widened handle.

[0008] Preferably, the hammering mechanism comprises a fixed steel arranged inside the frame through a lifting mechanism, the side surface of the fixed steel is fixedly provided with a shell, the side edge of the shell is fixedly connected with a mounting seat, one side of the mounting seat is fixedly provided with a first motor, the other side of the mounting seat is provided with a connecting rod mechanism, the inner side of the shell is rotatably provided with a transmission wheel, the first motor output shaft and the transmission wheel are movably connected through a transmission belt, and the central shaft of the transmission wheel is connected with a stamping block through the connecting rod mechanism.

[0009] Preferably, the connecting rod mechanism comprises two side seats fixedly connected to the outer surface of the mounting seat, the side close to the two side seats is rotatably connected with a rotating disc, the two rotating discs are fixedly connected with an eccentric shaft, the central shaft of one of the rotating discs is fixedly connected with the central shaft of the transmission wheel, the outer surface of the eccentric shaft is rotatably sleeved with a transmission connecting rod, the lower end of the transmission connecting rod is fixedly provided with a connecting shaft, the outer side of the connecting shaft is rotatably sleeved with a clamping seat, the lower end of the clamping seat is fixedly connected with a vertical rod, the lower end of the vertical rod is fixedly provided with the stamping block, the outer surface of the mounting seat is fixedly provided with a guide rail, and the two sides of the vertical rod are slidably connected with the guide rail.

[0010] Preferably, the lifting mechanism comprises a top plate, the lower surface of the top plate is fixedly connected with the upper end of the fixed steel, the upper edge of the frame is fixedly provided with two fixed plates, the upper surface of the fixed plate is fixedly provided with a vertical cylinder, the telescopic end of the vertical cylinder is fixedly connected with the lower surface of the top plate, and the lower surface of the top plate is provided with a telescopic cylinder between the corner and the fixed plate.

[0011] Preferably, the driving mechanism comprises a second motor fixedly installed on the lower surface of the supporting plate, two wheel shafts rotatably installed on the inner side of the frame and close to the lower edge, a power wheel installed on the output shaft of the second motor, and power belts sleeved between the power wheel and the outer surface of the wheel shaft.

[0012] Compared with the prior art, the present application has the following advantages:

[0013] 1、The present application can be used in bridge detection with guardrails, the frame travels along the predetermined route under the guidance of the guardrail rod body, the workers can wait at both ends of the bridge, and the point-by-point impact detection is carried out at the same time during the travel, the detection points are uniformly distributed and efficient, the whole device is simple, the cost is low, and the post-maintenance is facilitated.

[0014] 2、In the detection process, the two rotating plates are jointly sleeved outside the guardrail rod body, and play a limiting role, and in the frame advancing process, the two rotating plates slide along the surface of the guardrail rod body, prevent the frame from deviating laterally, ensure that the detection process can automatically advance along a straight line, and perform point-by-point impact detection, the device is simple in structure, low in cost, and beneficial to popularization and use.

[0015] 3、In the advancing process, the rotating plate is prevented from rotating due to friction with the surface of the guardrail rod body by the limiting action of the two insertion blocks, and in the advancing process, the widened handle contacts the guardrail support, and then the rotating plate rotates around the rotating shaft, the edge at the top pushes the pointed head, so that the pointed head moves and extrudes the compression spring, and no longer hinders the rotation of the rotating plate, and when the rotating plate passes over the guardrail support, the position close to the side edge is again clamped between the two insertion blocks, and under the extrusion of the compression spring, the insertion blocks reset and limit the rotating plate, therefore, the device can be guided to walk by means of the guardrail rod body, and is not hindered by the surface guardrail support, and the automatic advancing process is ensured.

[0016] 4、In the detection, the first motor drives the transmission belt and the transmission wheel to move, and then the rotating disc rotates, the transmission connecting rod is driven to move up and down, and in cooperation with the advancing of the frame, the ground can be impacted and detected point by point, and in use, the bridge deck condition can be observed, the detection is comprehensive and efficient. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of a bridge deck detection device of the present application;

[0018] Figure 2 It is a local structure schematic view of a bridge deck detection device of the present application;

[0019] Figure 3 It is another view of a local structure schematic view of a bridge deck detection device of the present application;

[0020] Figure 4 It is a structure schematic view of a bridge deck detection device of the present application; Figure 3 It is an enlarged view of A in the above figure;

[0021] Figure 5 It is a lower view schematic view of a bridge deck detection device of the present application;

[0022] Figure 6 It is a structure schematic view of a bridge deck detection device of the present application; Figure 5 It is an enlarged view of B in the above figure;

[0023] Figure 7 It is a lifting mechanism schematic view of a bridge deck detection device of the present application;

[0024] Figure 8It is a hammer mechanism schematic view of the bridge deck detection device of the application;

[0025] Figure 9 It is a connecting rod mechanism schematic view of the bridge deck detection device of the application;

[0026] Figure 10 It is a telescopic mechanism schematic view of the bridge deck detection device of the application;

[0027] Figure 11 It is a schematic view when using the bridge deck detection device of the application;

[0028] Figure 12 It is a schematic view of the bridge deck detection device of the application; Figure 11 It is an enlarged view of C in the middle.

[0029] 1, frame; 2, transverse cylinder; 3, guide column; 4, supporting plate; 5, connecting plate; 6, connecting frame; 7, connecting block; 8, fixed shell; 9, T-shaped column; 10, compression spring; 11, plug; 12, pointed head; 14, rotating shaft; 15, rotating plate; 16, widened handle; 17, fixed steel; 18, protective shell; 19, mounting seat; 20, first motor; 21, transmission wheel; 22, transmission belt; 23, side seat; 24, rotating disc; 25, eccentric shaft; 26, transmission connecting rod; 27, clamping seat; 28, connecting shaft; 29, vertical rod; 30, guide rail; 31, stamping block; 32, fixed plate; 33, top plate; 34, vertical cylinder; 35, telescopic cylinder; 37, second motor; 38, power belt; 39, power wheel; 40, wheel shaft; 41, wheel; 42, guardrail body; 43, guardrail support. DETAILED DESCRIPTION

[0030] The following description is used to disclose the application so that those skilled in the art can implement the application. The preferred embodiments in the following description are only as examples, and other obvious modifications can be thought of by those skilled in the art.

[0031] As Figures 1-12 shown in a bridge deck detection device, comprising a frame 1, a side of the frame 1 is movably installed with a plurality of connecting frames 6 through a telescopic mechanism, the end of the connecting frame 6 is rotatably installed with a rotating shaft 14, the outer surface of the rotating shaft 14 is fixedly sleeved with two rotating plates 15, the outer shape of the rotating plate 15 is "cross" type, the upper surface of the connecting frame 6 is provided with two elastic clamping members, the two sides near the upper of the rotating plate 15 are clamped between the two elastic clamping members, the lower of the frame 1 is provided with a driving mechanism and a hammer mechanism.

[0032] The present application can be applied to the bridge detection with guardrails, the frame 1 is guided by the guardrail rod body 42 to travel along the predetermined route, the staff can wait at both ends of the bridge, and the point-by-point impact detection is carried out simultaneously during the travel, the detection points are uniformly distributed and high in efficiency, the whole device is simple, low in cost and beneficial to the later maintenance.

[0033] As shown in Figure 10 , the telescopic mechanism comprises a transverse cylinder 2 fixedly installed on the inner side of the frame 1, the telescopic end of the transverse cylinder 2 penetrates through the side of the frame 1 and is fixedly connected with a connecting plate 5, the side surface of the connecting plate 5 is fixedly connected with the end of a connecting frame 6, the side surface of the connecting plate 5 is fixedly connected with a plurality of guide columns 3, the guide columns 3 slide through one side of the frame 1, a supporting plate 4 is fixedly installed on the inner wall of the frame 1, the guide columns 3 slide with the upper surface of the supporting plate 4, the guide columns 3 are used to guarantee the stability of the connecting plate 5 during translation, and the transverse cylinder 2 is selected from a hydraulic cylinder.

[0034] As shown in Figure 3 , Figure 4 , the elastic clamping piece comprises a connecting block 7 fixedly installed on the upper surface of the connecting frame 6, a fixed shell 8 fixedly connected on the upper surface of the connecting block 7, a plug block 11 slidingly penetrating through the side surface of the fixed shell 8, a tapered head 12 formed on the outer end of the plug block 11, a T-shaped column 9 fixedly connected on the inner end of the plug block 11, the T-shaped column 9 slidingly penetrating through the side surface of the fixed shell 8, a compression spring 10 sleeved on the outer side of the T-shaped column 9, and the compression spring 10 is located on the inner side of the fixed shell 8.

[0035] As shown in Figure 2 , the end of the rotating plate 15 is provided with a widened handle 16, which can guarantee that when the widened handle 16 is no longer contacted by the upper edge of the guardrail support 43 during the rotation process, the upper edge of the rotating plate 15 is clamped between the two plug blocks 11.

[0036] As shown in Figure 7 , Figure 8 and Figure 9As shown, the hammering mechanism includes a fixed steel 17 arranged inside the frame 1 through the lifting mechanism, the side of the fixed steel 17 is fixedly installed with a shell 18, the side of the shell 18 is fixedly connected with a mounting seat 19, one side of the mounting seat 19 is fixedly installed with a first motor 20, the other side of the mounting seat 19 is provided with a connecting rod mechanism, the inside of the shell 18 is rotatably provided with a transmission wheel 21, the output shaft of the first motor 20 is movably connected with the transmission wheel 21 through a transmission belt 22, the central shaft of the transmission wheel 21 is connected with a stamping block 31 through the connecting rod mechanism, the connecting rod mechanism includes two side seats 23 fixedly connected to the outer surface of the mounting seat 19, the side of the two side seats 23 close to each other is rotatably connected with a rotating disc 24, the two rotating discs 24 are fixedly connected with an eccentric shaft 25, the central shaft of one of the rotating discs 24 is fixedly connected with the central shaft of the transmission wheel 21, the outer surface of the eccentric shaft 25 is rotatably sleeved with a transmission connecting rod 26, the lower end of the transmission connecting rod 26 is fixedly provided with a connecting shaft 28, the outer side of the connecting shaft 28 is rotatably sleeved with a clamping seat 27, the lower end of the clamping seat 27 is fixedly connected with a vertical rod 29, the lower end of the vertical rod 29 is fixedly installed with the stamping block 31, the outer surface of the mounting seat 19 is fixedly installed with a guide rail 30, the two sides of the vertical rod 29 are respectively slidably connected with the guide rail 30, so that the vertical rod 29 can slide up and down along the vertical direction.

[0037] As shown in Figure 7 , the lifting mechanism includes a top plate 33, the lower surface of the top plate 33 is fixedly connected with the upper end of the fixed steel 17, the upper edge of the frame 1 is fixedly installed with two fixed plates 32, the upper surface of the fixed plate 32 is fixedly installed with a vertical cylinder 34, the telescopic end of the vertical cylinder 34 is fixedly connected with the lower surface of the top plate 33, the lower surface of the top plate 33 is provided with a telescopic cylinder 35 between the fixed plate 32 close to the corner, the telescopic cylinder 35 is a telescopic rod structure, which is used to increase the stability of the top plate 33 when moving up and down, the vertical cylinder 34 is selected as a hydraulic cylinder, which is used to control the height when the stamping block 31 is lowered to the lowest point, so as to ensure the reasonable impact height.

[0038] As shown in Figure 5 , Figure 6 , the driving mechanism includes a second motor 37 fixedly installed on the lower surface of the supporting plate 4, two wheel shafts 40 rotatably installed inside the frame 1 and close to the lower edge, the output shaft of the second motor 37 is installed with a power wheel 39, the power wheel 39 is connected with the outer surface of the wheel shaft 40 through the sleeved power belt 38, the two ends of the wheel shaft 40 respectively pass through the side surface of the frame 1 and are fixedly installed with wheels 41, through the operation of the second motor 37, the power wheel 39 and the power belt 38 are transmitted, so that the wheel shaft 40 rotates and the wheels 41 roll and move forward.

[0039] As shown in Figure 11 and Figure 12As shown, in the detection process, the two rotating plates 15 are jointly sleeved outside the guardrail rod body 42, and play a limiting role, and in the process of the frame 1 advancing, the two rotating plates 15 slide along the surface of the guardrail rod body 42, preventing the frame 1 from deviating laterally, ensuring that the detection process can automatically advance in a straight line and perform point-by-point impact detection, and the device has simple structure and low cost, and is beneficial to popularization and use; in the advancing process, the limiting action of the two insertion blocks 11 prevents the rotating plate 15 from rotating due to friction with the surface of the guardrail rod body 42, and in the advancing process, the widened handle 16 contacts the guardrail support 43, and then the rotating plate 15 rotates around the rotating shaft 14, the upper edge pushes the tapered head 12, so that the tapered head 12 moves and compresses the compression spring 10, and no longer hinders the rotation of the rotating plate 15; when the rotating plate 15 passes over the guardrail support 43, the position close to the side edge will be clamped between the two insertion blocks 11 again, and under the pushing of the compression spring 10, the insertion block 11 resets and limits the rotating plate 15, so that the device can guide walking by means of the guardrail rod body 42, and is not hindered by the surface guardrail support 43, ensuring the automatic advancing process; in the detection process, the first motor 20 drives the transmission belt 22 and the transmission wheel 21 to move, and then the rotating disc 24 rotates, the transmission connecting rod 26 is driven to move, and the vertical rod 29 moves up and down, so that the frame 1 can perform point-by-point impact detection of the ground in cooperation with the advancing of the frame 1, and in use, the bridge surface can be observed, the detection is comprehensive, and the efficiency is high.

[0040] The basic principles, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited to the above-mentioned embodiments, and the above-mentioned embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection claimed by the present application is defined by the appended claims and their equivalents.

Claims

1. A bridge deck inspection device comprising a frame (1), characterized in that: One side of the frame (1) is movably installed with several connecting frames (6) through telescopic mechanisms, the end of the connecting frame (6) is rotatably installed with a rotating shaft (14), the outer surface of the rotating shaft (14) is fixedly sleeved with two rotating plates (15), the outer shape of the rotating plate (15) is in the shape of a cross, the upper surface of the connecting frame (6) is provided with two elastic clamping pieces, the two sides near the upper side of the rotating plate (15) are clamped between the two elastic clamping pieces, the lower side of the frame (1) is provided with a driving mechanism and a hammering mechanism. The telescopic mechanism comprises a horizontal cylinder (2) fixedly installed on the inner side of the frame (1), the telescopic end of the horizontal cylinder (2) penetrates through the side of the frame (1) and is fixedly connected with a connecting plate (5), and the side surface of the connecting plate (5) is fixedly installed with the end of the connecting frame (6). The elastic clamping piece comprises a connecting block (7) fixedly installed on the upper surface of the connecting frame (6), a fixed shell (8) fixedly connected on the upper surface of the connecting block (7), a plug block (11) slidably penetrating through the side surface of the fixed shell (8), a tapered head (12) formed on the outer end of the plug block (11), a T-shaped column (9) fixedly connected on the inner end of the plug block (11), the T-shaped column (9) slidably penetrating through the side surface of the fixed shell (8), and a compression spring (10) sleeved on the outer side of the T-shaped column (9) and located on the inner side of the fixed shell (8). The end of the rotating plate (15) is provided with a widened handle (16). During the detection process, the two rotating plates (15) are jointly sleeved on the outer side of the guardrail rod body (42) to limit the rotating plates (15). When the guardrail rod body (42) is in motion, the two plug blocks (11) limit the rotating plates (15) from rotating due to the friction with the surface of the guardrail rod body (42), the widened handle (16) contacts the guardrail support (43) during the motion, then the rotating plate (15) rotates around the rotating shaft (14), the tapered head (12) is pushed at the upper edge to move the tapered head (12) and compress the compression spring (10), so that the rotating plate (15) is no longer hindered from rotating.

2. The bridge deck inspection apparatus of claim 1, wherein: The side surface of the connecting plate (5) is fixedly connected with several guide columns (3), the guide columns (3) slidably penetrate through one side of the frame (1), a supporting plate (4) is fixedly installed on the inner wall of the frame (1), and the guide columns (3) and the upper surface of the supporting plate (4) are in sliding fit.

3. The bridge deck inspection apparatus of claim 1, wherein: The hammering mechanism comprises a fixed steel (17) arranged on the inner side of the frame (1) through a lifting mechanism, a protective shell (18) fixedly installed on the side surface of the fixed steel (17), an installation seat (19) fixedly connected on the side of the protective shell (18), a first motor (20) fixedly installed on one side of the installation seat (19), a connecting rod mechanism arranged on the other side of the installation seat (19), a transmission wheel (21) rotatably arranged on the inner side of the protective shell (18), the output shaft of the first motor (20) and the transmission wheel (21) are movably connected through a transmission belt (22), and the central shaft of the transmission wheel (21) is connected with a stamping block (31) through the connecting rod mechanism.

4. The bridge deck inspection apparatus of claim 3, wherein: The connecting rod mechanism comprises two side seats (23) fixedly connected to the outer surface of the mounting seat (19), the side close to the two side seats (23) is respectively rotationally connected with a rotating disc (24), the two rotating discs (24) are fixedly connected with an eccentric shaft (25), the central axis of one of the rotating discs (24) is fixedly connected with the central axis of the transmission wheel (21), the outer surface of the eccentric shaft (25) is rotationally sleeved with a transmission connecting rod (26), the lower end of the transmission connecting rod (26) is fixedly provided with a connecting shaft (28), the outer side of the connecting shaft (28) is rotationally sleeved with a clamping seat (27), the lower end of the clamping seat (27) is fixedly connected with a vertical rod (29), the lower end of the vertical rod (29) is fixedly installed with a stamping block (31), the outer surface of the mounting seat (19) is fixedly installed with a guide rail (30), and the two sides of the vertical rod (29) are respectively in sliding fit with the guide rail (30).

5. The bridge deck inspection apparatus of claim 3, wherein: The lifting mechanism comprises a top plate (33), the lower surface of the top plate (33) is fixedly connected with the upper end of the fixed steel (17), the upper edge of the frame (1) is fixedly installed with two fixed plates (32), the upper surface of the fixed plate (32) is fixedly installed with a vertical cylinder (34), the telescopic end of the vertical cylinder (34) is fixedly connected with the lower surface of the top plate (33), and the lower surface of the top plate (33) is provided with a telescopic cylinder (35) between the fixed plate (32) close to the corner.

6. The bridge deck inspection apparatus of claim 2, wherein: The driving mechanism comprises a second motor (37) fixedly installed on the lower surface of the supporting plate (4), two wheel shafts (40) rotationally installed on the inner side of the frame (1) and close to the lower edge, the output shaft of the second motor (37) is installed with a power wheel (39), the power wheel (39) and the outer surface of the wheel shaft (40) are connected through a sleeved power belt (38), and the two ends of the wheel shaft (40) respectively pass through the side surface of the frame (1) and are fixedly installed with a wheel (41).

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