A visual bridge deformation monitoring device

Abstract

The present invention belongs to the technical field of bridge monitoring devices, and in particular, is a visual bridge deformation monitoring device. In view of the problems existing in the prior art, the following scheme is proposed, including a mobile frame, wherein an auxiliary mechanism is arranged on the top of the mobile frame, and the auxiliary mechanism includes a cylinder arranged above the mobile frame, and at least three cavities are evenly opened inside the cylinder, and an opening is opened between the inner wall and the outer wall of the circumferential side of the cavity. The present invention uses the arranged cylinder to splice two mobile frames together on the circumferential surface of the bridge pier, plug the bottom of the rotating tube, move the device to the detection position of the bridge pier, start the fourth motor, the fourth motor drives the second screw rod to rotate, the second screw rod drives the moving block to move, the moving block drives the fixed frame to move, the fixed frame drives the cylinder to lean against the bridge pier, start the second motor, the second motor drives the second shaft to rotate through the second chain, the second shaft drives the moving wheel to rotate, and the moving wheel drives the rotating box to rotate around the semicircular guide rail.

Description

Technical Field

[0001] The present invention relates to the technical field of bridge monitoring devices, and in particular to a visual bridge deformation monitoring device. Background Art

[0002] Visual bridge deformation monitoring equipment is an important tool in the field of bridge engineering for real-time monitoring and evaluation of the health status of bridge structures. The equipment is a comprehensive monitoring system that integrates high-precision measurement technology, Internet of Things technology and visualization technology.

[0003] After searching, the invention patent with publication number CN110514174B is named as a bridge pier safety detection target detection system. The patented device compares the detected data with the standard data in the comparison module. If the data changes, the alarm module will sound an alarm to remind the staff, so that the staff can understand the changes of the bridge piers in time, and the staff can deal with the bridge in time to reduce the probability of safety hazards. The control module makes the LED light flash, which is convenient for the staff to find the problematic bridge piers in time and increase the use effect of the device.

[0004] However, the patented device may have an adverse effect on subsequent monitoring of the device due to debris such as dust, fragments and iron filings, resulting in the device being unable to obtain accurate data, affecting the monitoring effect of the device. Summary of the invention

[0005] Based on the technical problems existing in the prior art, the present invention proposes a visual bridge deformation monitoring device.

[0006] A visualized bridge deformation monitoring device proposed by the present invention comprises a movable frame, wherein an auxiliary mechanism is arranged on the top of the movable frame, and the auxiliary mechanism comprises a cylinder arranged above the movable frame, at least three cavities are evenly opened inside the cylinder, and an opening one is opened between the inner wall and the outer wall of the circumferential side of the cavity, wherein filter screen one and filter screen two are fixedly connected between the top and the bottom of at least two openings one located below, respectively, and a convex scraper is fixedly connected between the top and the bottom of another opening one, a rotating tube is rotatably connected to the inner wall of the top of the cylinder, the bottom of the rotating tube extends to the bottom of the cylinder, the circumferential side of the rotating tube is rotatably connected to the inside of the cylinder, the circumferential side of the rotating tube is evenly opened with opening two aligned with the at least two cavities located above, a filter screen three aligned with the filter screen one is fixedly connected between the top and the bottom of the opening two, a pump is fixedly connected between the two cavities located below, one end of the pump is fixedly connected to the fixed tube two, the other end of the pump is fixedly connected to the fixed tube one, and the inner wall of the circumferential side of the fixed tube one is fixedly connected to the heater body.

[0007] Preferably, the top of the movable frame is fixedly connected to a semicircular guide rail, the top of the semicircular guide rail is rotatably connected to a semicircular ring, the top of the semicircular guide rail is slidably connected to a rotating box aligned with the cylinder, one end of the semicircular ring is fixedly connected to one side of the rotating box, and the circumferential side of the movable frame is fixedly connected to at least two fixed plates, and fixing holes are evenly opened between the two sides of the fixed plates.

[0008] Preferably, the side outer wall of the rotating box is fixedly connected to motor four, the output shaft of motor four is fixedly connected to screw rod two, a moving block aligned with the cylinder is slidably connected between the side inner wall and outer wall of the rotating box, and the circumferential side surface of screw rod two is threadedly connected to the inside of the moving block.

[0009] Preferably, one side of the moving block is fixedly connected to a fixed frame located outside the rotating box, the top of the cylinder is rotatably connected to the top of the fixed frame, the outer wall of the circumferential side of the rotating tube is rotatably connected to the bottom inside of the fixed frame, at least four rotating shafts 2 are evenly rotatably connected between the bottom inner wall and the outer wall of the rotating box, the circumferential side of the rotating shaft 2 is fixedly connected to a moving wheel aligned with the semicircular guide rail, and the circumferential side of the moving wheel abuts against the circumferential side of the semicircular guide rail.

[0010] Preferably, a second motor is fixedly connected to the inner wall of the side of the rotating box, an output shaft of the second motor is fixedly connected to a second rotating shaft, and a second chain is meshedly connected between the circumferential side surfaces of the four second rotating shafts.

[0011] Preferably, the top of the semicircular guide rail is slidably connected to a detection box aligned with the rotating box, the top and bottom ends of the side of the detection box are respectively fixedly connected to the steel bar scanner body and the ultrasonic stress meter body, and the top of the detection box is fixedly connected to the camera body.

[0012] Preferably, a support column located below the cylinder is fixedly connected to the side of the rotating box, movable grooves are provided on both sides of the support column, and the movable column is slidably connected to the inner wall of the circumferential side of the movable groove.

[0013] Preferably, a spring is fixedly connected between one end of the movable column and an inner wall of one side of the movable groove, the other end of the movable column is fixedly connected to a connecting column, the second wheel circumferential side surface of the connecting column is rotatably connected to a sprocket, and the circumferential side surface of the sprocket, the circumferential side surface of the rotating shaft two and the circumferential side surface of the rotating tube are meshed with a chain three.

[0014] Preferably, at least eight fixing grooves are evenly arranged on the circumferential side surface of the movable frame, a fixing block is fixedly connected between the top and the bottom of the fixing groove, a telescopic groove is arranged on the side surface of the fixed block, a motor three is fixedly connected to the inner wall of the side surface of the telescopic groove, a screw rod one is fixedly connected to the output shaft of the motor three, a telescopic block is threadedly connected to the circumferential side surface of the screw rod one, and the bottom of the telescopic block is slidably connected to the bottom inner wall of the telescopic groove.

[0015] Preferably, a transmission groove is provided on the side of the telescopic block, baffles are fixedly connected to both sides of the transmission groove, a motor is fixedly connected to the inner wall of one side of the transmission groove, the output shaft of the motor is fixedly connected to the rotating shaft, at least two fixed columns are rotatably connected between the two sides of the transmission groove, rollers are fixedly connected to the circumferential side surfaces of the fixed columns, the circumferential side surfaces of the rollers are slidably connected to the bottom of the baffle, and a chain is meshedly connected between the circumferential side surfaces of the fixed columns and the circumferential side surfaces of the rotating shaft.

[0016] The beneficial effects of the present invention are:

[0017] Through the provided cylinder, the two moving frames are assembled together on the circumferential surface of the bridge pier, the plug is plugged in the bottom of the rotating tube, the device is moved to the detection position of the bridge pier, and motor four is started. Motor four drives screw rod two to rotate, screw rod two drives the moving block to move, the moving block drives the fixed frame to move, and the fixed frame drives the cylinder to lean against the bridge pier, and motor two is started. Motor two drives shaft two to rotate through chain two, shaft two drives the moving wheel to rotate, the moving wheel drives the rotating box to rotate around the semicircular guide rail, the rotating box drives the moving block to move, the moving block drives the fixed frame to move, the fixed frame drives the cylinder to move, and the cylinder drives the convex scraper block to rotate around the bridge pier, so that the convex scraper block scrapes off dust, fragments, iron filings and other debris on the surface of the bridge pier to prevent the sensors of the camera body, the ultrasonic stress meter body and the steel bar scanner body from being blocked by dust and interfering with the monitoring effect of the device, and secondly to prevent iron filings from interfering with the electromagnetic wave signal of the steel bar scanner body and affecting the device Monitoring effect, while avoiding the obstruction of stones that causes the ultrasonic stress meter body and the steel bar scanner body to be unable to stably contact with the bridge pier and affect the monitoring effect of the device, which is beneficial to prevent dust, fragments, iron filings and other debris from having an adverse effect on the subsequent monitoring of the device, resulting in the device being unable to obtain accurate data and affecting the monitoring effect of the device, starting the pump, the pump drives the airflow through opening 1 into the cavity, the airflow drives the dust, fragments, iron filings and other debris scraped off by the device into the cavity and the rotating tube for collection, starting the heater body, the heater body heats the airflow and blows it toward the bridge pier, so that the hot air dries the moisture attached to the surface of the bridge pier, which is beneficial to prevent the moisture attached to the surface of the bridge pier from absorbing electromagnetic waves and ultrasonic waves and other signals, resulting in the strength of the detection signal of the device, further affecting the monitoring effect of the device, starting the camera body, the ultrasonic stress meter body and the steel bar scanner body and transmitting the information to the external display for visual monitoring.

[0018] Through the arrangement of chain three, shaft two drives chain three to rotate, chain three drives the rotating tube to rotate, and the rotating tube drives the dust, fragments, iron filings and other debris inside the cylinder to stir, which helps prevent opening one and opening two from being blocked, resulting in the device being unable to continue to collect the scraped dust, fragments, iron filings and other debris, affecting the cleaning effect of the device on the bridge piers. When the moving block drives the cylinder to move, it drives chain three to move, and chain three drives the connecting column and the movable column to move. The spring supports the movable column and the connecting column, which helps to keep chain three taut at all times and allows the rotating tube to move and rotate with the moving block, thereby improving the adaptability of the device.

[0019] Through the set roller, start motor three, motor three drives screw rod one to rotate, screw rod one drives the telescopic block to move, the telescopic block drives the roller to squeeze on the bridge pier, which is beneficial for adjusting the device according to the size of the bridge pier and expanding the applicability of the device. Start motor one, motor one drives shaft one to rotate, shaft one drives chain one to rotate, chain one drives the fixed column to rotate, the fixed column drives the roller to rotate, and the roller drives the device to move along the bridge pier. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a visual bridge deformation monitoring device proposed by the present invention;

[0021] Figure 2 A schematic diagram of the internal structure of a visual bridge deformation monitoring device proposed by the present invention;

[0022] Figure 3 A schematic diagram of the partial structure of a visual bridge deformation monitoring device proposed by the present invention;

[0023] Figure 4 for Figure 3 A schematic diagram of the structure enlargement in the middle;

[0024] Figure 5 A schematic diagram of the chain structure of a visual bridge deformation monitoring device proposed by the present invention;

[0025] Figure 6 A schematic diagram of the rotating box structure of a visual bridge deformation monitoring device proposed by the present invention;

[0026] Figure 7 A schematic diagram of the structure of a mobile wheel of a visual bridge deformation monitoring device proposed by the present invention;

[0027] Figure 8 A schematic diagram of the structure of a detection box of a visual bridge deformation monitoring device proposed by the present invention;

[0028] Fig. 9 This is a schematic diagram of the telescopic block structure of a visual bridge deformation monitoring device proposed by the present invention.

[0029] In the figure: 1-mobile frame, 2-semicircular ring, 3-semicircular ring guide rail, 4-fixed hole, 5-detection box, 6-motor 1, 7-rotating shaft 1, 8-chain 1, 9-roller, 10-baffle, 11-fixed column, 12-transmission groove, 13-telescopic block, 14-screw rod 1, 15-motor 3, 16-fixed block, 17-fixed plate, 18-rotating box, 19-cylinder, 20-motor 4, 21-screw rod 2, 22-mobile block, 23-support column, 24-fixed frame, 25-opening 1, 2 6-opening 2, 27-filter 1, 28-filter 3, 29-filter 2, 30-chain 3, 31-rotating tube, 32-heater body, 33-fixed tube 1, 34-pump, 35-fixed tube 2, 36-cavity, 37-moving wheel, 38-rotating shaft 2, 39-movable column, 40-connecting column, 41-sprocket, 42-spring, 43-motor 2, 44-chain 2, 45-ultrasonic stress meter body, 46-rebar scanner body, 47-camera body, 48-convex scraper block. DETAILED DESCRIPTION

[0030] Example 1, reference Figure 1-8 A visual bridge deformation monitoring device includes a mobile frame 1, an auxiliary mechanism is arranged on the top of the mobile frame 1, and the auxiliary mechanism includes a cylinder 19 arranged above the mobile frame 1, at least three cavities 36 are evenly opened inside the cylinder 19, and an opening 25 is opened between the inner wall and the outer wall of the circumferential side of the cavity 36, wherein a filter screen 27 and a filter screen 29 are fixedly connected between the top and bottom of at least two openings 25 located below, respectively, and a convex scraper block 48 is fixedly connected between the top and bottom of another opening 25, and a rotating tube 31 is rotatably connected to the inner wall of the top of the cylinder 19, and the rotating tube The bottom of 31 extends to the bottom of the cylinder 19, the circumferential side surface of the rotating tube 31 is rotatably connected to the inside of the cylinder 19, the circumferential side surface of the rotating tube 31 is evenly opened with opening two 26 aligned with at least two cavities 36 located above, and a filter three 28 aligned with the filter one 27 is fixedly connected between the top and bottom of the opening two 26, and a pump 34 is fixedly connected between the two cavities 36 located below, one end of the pump 34 is fixedly connected to a fixed tube two 35, and the other end of the pump 34 is fixedly connected to a fixed tube one 33, and the inner wall of the circumferential side surface of the fixed tube one 33 is fixedly connected to the heater body 32.

[0031] In the present invention, the top of the mobile frame 1 is fixedly connected to a semicircular guide rail 3, the top of the semicircular guide rail 3 is rotatably connected to a semicircular ring 2, the top of the semicircular guide rail 3 is slidably connected to a rotating box 18 aligned with a cylinder 19, one end of the semicircular ring 2 is fixedly connected to one side of the rotating box 18, and the circumferential side of the mobile frame 1 is fixedly connected to at least two fixed plates 17, and fixing holes 4 are evenly opened between the two sides of the fixed plate 17.

[0032] A motor 20 is fixedly connected to the outer side wall of the rotating box 18, a screw rod 21 is fixedly connected to the output shaft of the motor 20, a moving block 22 aligned with the cylinder 19 is slidably connected between the inner and outer side walls of the rotating box 18, and the circumferential side surface of the screw rod 21 is threadedly connected to the inside of the moving block 22.

[0033] One side of the moving block 22 is fixedly connected to a fixing frame 24 located outside the rotating box 18, the top of the cylinder 19 is rotatably connected to the top of the fixing frame 24, the outer wall of the circumferential side of the rotating tube 31 is rotatably connected to the bottom inside of the fixing frame 24, and at least four rotating shafts 38 are evenly rotatably connected between the bottom inner wall and the outer wall of the rotating box 18. The circumferential side of the rotating shaft 38 is fixedly connected to a moving wheel 37 aligned with the semicircular guide rail 3, and the circumferential side of the moving wheel 37 is against the circumferential side of the semicircular guide rail 3.

[0034] A second motor 43 is fixedly connected to the inner wall of the side of the rotating box 18 , and the output shaft of the second motor 43 is fixedly connected to the second rotating shaft 38 . A second chain 44 is meshedly connected between the circumferential side surfaces of the four second rotating shafts 38 .

[0035] The top of the semicircular guide rail 3 is slidably connected to a detection box 5 aligned with the rotating box 18, the top and bottom ends of the side surfaces of the detection box 5 are fixedly connected to a steel bar scanner body 46 and an ultrasonic stress meter body 45 respectively, and the top of the detection box 5 is fixedly connected to a camera body 47.

[0036] When the present invention is used, two moving frames 1 are assembled together on the circumferential surface of the bridge pier, a plug is plugged at the bottom of the rotating tube 31, the device is moved to the detection position of the bridge pier, the motor 4 20 is started, the motor 4 20 drives the screw 21 to rotate, the screw 21 drives the moving block 22 to move, the moving block 22 drives the fixed frame 24 to move, the fixed frame 24 drives the cylinder 19 to lean against the bridge pier, the motor 2 43 is started, the motor 2 43 drives the rotating shaft 2 38 to rotate through the chain 2 44, the rotating shaft 2 38 drives the moving wheel 37 to rotate, and the moving frame 24 drives the cylinder 19 to lean against the bridge pier. The driving wheel 37 drives the rotating box 18 to rotate around the semicircular guide rail 3, the rotating box 18 drives the moving block 22 to move, the moving block 22 drives the fixing frame 24 to move, the fixing frame 24 drives the cylinder 19 to move, and the cylinder 19 drives the convex scraper 48 to rotate around the bridge pier, so that the convex scraper 48 scrapes off the dust, fragments, iron filings and other debris on the surface of the bridge pier, so as to prevent the sensors of the camera body 47, the ultrasonic stress meter body 45 and the steel bar scanner body 46 from being blocked by dust and interfering with the monitoring effect of the device, and secondly to prevent the iron filings from interfering with the steel bar scanning. The electromagnetic wave signal of the scanner body 46 affects the monitoring effect of the device, and at the same time, it avoids the obstruction of stones that causes the ultrasonic stress meter body 45 and the steel bar scanner body 46 to be unable to stably contact with the bridge pier and affect the monitoring effect of the device, which is beneficial to prevent dust, fragments, iron filings and other debris from having an adverse effect on the subsequent monitoring of the device, resulting in the device being unable to obtain accurate data and affecting the monitoring effect of the device. The pump 34 is started, and the pump 34 drives the air flow to enter the cavity 36 through the opening 25. The dust, fragments, iron filings and other debris scraped by the device are driven by the air flow into the cavity 36 and the rotating tube 31 for collection. The heater body 32 is started, and the heater body 32 heats the air flow and blows it toward the bridge pier, so that the hot air dries the moisture attached to the surface of the bridge pier, which is beneficial to prevent the moisture attached to the surface of the bridge pier from absorbing electromagnetic waves and ultrasonic signals, resulting in the strength of the detection signal of the device, further affecting the monitoring effect of the device, and starting the camera body 47, the ultrasonic stress meter body 45 and the steel bar scanner body 46 and transmitting the information to the external display for visual monitoring.

[0037] Example 2, reference Figure 2-3 and Figure 5-7 A visual bridge deformation monitoring device includes a rotating box 18 whose side is fixedly connected to a support column 23 located below a cylinder 19, and movable grooves are opened on both sides of the support column 23, and a movable column 39 is slidably connected to the inner wall of the circumferential side of the movable groove.

[0038] In the present invention, a spring 42 is fixedly connected between one end of the movable column 39 and an inner wall of one side of the movable groove, and the other end of the movable column 39 is fixedly connected to a connecting column 40. The second circumferential side surface of the connecting column 40 is rotatably connected to a sprocket 41, and the circumferential side surface of the sprocket 41, the circumferential side surface of the rotating shaft 2 38 and the circumferential side surface of the rotating tube 31 are meshedly connected to a chain 30.

[0039] When the present invention is used: the second shaft 38 drives the third chain 30 to rotate, the third chain 30 drives the rotating tube 31 to rotate, the rotating tube 31 drives the dust, fragments, iron filings and other debris inside the cylinder 19 to stir, which is beneficial to prevent the first opening 25 and the second opening 26 from being blocked, resulting in the device being unable to continue to collect the scraped dust, fragments, iron filings and other debris, affecting the cleaning effect of the device on the bridge pier, the moving block 22 drives the cylinder 19 to move and drives the third chain 30 to move, the third chain 30 drives the connecting column 40 and the movable column 39 to move, the spring 42 supports the movable column 39 and the connecting column 40, which is beneficial to keep the third chain 30 always taut and allow the rotating tube 31 to move and rotate with the moving block 22, thereby improving the adaptability of the device.

[0040] Example 3, reference Figure 1 , Figure 2 and Fig. 9 A visual bridge deformation monitoring device includes a movable frame 1 having at least eight fixed grooves evenly opened on the circumferential side surface, a fixed block 16 is fixedly connected between the top and the bottom of the fixed groove, a telescopic groove is opened on the side surface of the fixed block 16, a motor 3 15 is fixedly connected to the inner wall of the side surface of the telescopic groove, a screw rod 14 is fixedly connected to the output shaft of the motor 3 15, a telescopic block 13 is threadedly connected to the circumferential side surface of the screw rod 14, and the bottom of the telescopic block 13 is slidably connected to the bottom inner wall of the telescopic groove.

[0041] In the present invention, a transmission groove 12 is opened on the side of the telescopic block 13, and baffles 10 are fixedly connected to both sides of the transmission groove 12. A motor 6 is fixedly connected to the inner wall of one side of the transmission groove 12, and the output shaft of the motor 6 is fixedly connected to a rotating shaft 7. At least two fixed columns 11 are rotatably connected between the two sides of the transmission groove 12, and the circumferential side surfaces of the fixed columns 11 are fixedly connected to rollers 9, and the circumferential side surfaces of the rollers 9 are slidably connected to the bottom of the baffle 10. A chain 8 is meshedly connected between the circumferential side surfaces of the fixed columns 11 and the circumferential side surfaces of the rotating shaft 7.

[0042] When the present invention is used: start motor three 15, motor three 15 drives screw rod 14 to rotate, screw rod 14 drives telescopic block 13 to move, telescopic block 13 drives roller 9 to squeeze on the pier, which is beneficial for adjusting the device according to the size of the pier and expanding the applicability of the device, start motor 16, motor 6 drives shaft 17 to rotate, shaft 7 drives chain 8 to rotate, chain 8 drives fixed column 11 to rotate, fixed column 11 drives roller 9 to rotate, and roller 9 drives the device to move along the pier.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A visual bridge deformation monitoring device, comprising a mobile frame (1), characterized in that: The top of the movable frame (1) is provided with an auxiliary mechanism, which comprises a cylinder (19) arranged above the movable frame (1), at least three cavities (36) are evenly provided inside the cylinder (19), an opening (25) is provided between the inner wall and the outer wall of the circumferential side surface of the cavity (36), wherein a filter screen (27) and a filter screen (29) are fixedly connected between the top and bottom of at least two openings (25) located below, respectively, and a convex scraper (48) is fixedly connected between the top and bottom of another opening (25), a rotating tube (31) is rotatably connected to the inner wall of the top of the cylinder (19), the bottom of the rotating tube (31) extends to the bottom of the cylinder (19), and the circumferential side surface of the rotating tube (31) is rotatably connected to the cylinder ( 19), the circumferential side surface of the rotating tube (31) is uniformly provided with opening two (26) aligned with at least two cavities (36) located above, a filter screen three (28) aligned with the filter screen one (27) is fixedly connected between the top and bottom of the opening two (26), a pump (34) is fixedly connected between the two cavities (36) located below, one end of the pump (34) is fixedly connected to the fixed tube two (35), the other end of the pump (34) is fixedly connected to the fixed tube one (33), the inner wall of the circumferential side surface of the fixed tube one (33) is fixedly connected to the heater body (32), the top of the movable frame (1) is fixedly connected to the semicircular guide rail (3), the top of the semicircular guide rail (3) is rotatably connected to the semicircular ring (2), the semicircular guide rail (3) ) is slidably connected to the top of the rotating box (18) aligned with the cylinder (19), one end of the semicircular ring (2) is fixedly connected to one side of the rotating box (18), at least two fixing plates (17) are fixedly connected to the circumferential side of the movable frame (1), fixing holes (4) are evenly opened between the two sides of the fixing plates (17), the outer wall of the side of the rotating box (18) is fixedly connected to the motor four (20), the output shaft of the motor four (20) is fixedly connected to the screw rod two (21), a moving block (22) aligned with the cylinder (19) is slidably connected between the inner wall and the outer wall of the side of the rotating box (18), the circumferential side of the screw rod two (21) is threadedly connected to the inside of the moving block (22), and one side of the moving block (22) is fixedly connected to the outside of the rotating box (18). The top of the cylinder (19) is rotatably connected to the top of the fixed frame (24), the outer wall of the circumferential side of the rotating tube (31) is rotatably connected to the bottom of the fixed frame (24), at least four rotating shafts (38) are evenly rotatably connected between the inner wall and the outer wall of the bottom of the rotating box (18), the circumferential side of the rotating shaft (38) is fixedly connected to a moving wheel (37) aligned with the semi-circular guide rail (3), the circumferential side of the moving wheel (37) abuts against the circumferential side of the semi-circular guide rail (3), the inner wall of the side of the rotating box (18) is fixedly connected to a motor (43), the output shaft of the motor (43) is fixedly connected to the rotating shaft (38), and the circumferential side of the four rotating shafts (38) is meshed with a chain (44),The top of the semicircular guide rail (3) is slidably connected to a detection box (5) aligned with the rotating box (18), the top and bottom ends of the side of the detection box (5) are respectively fixedly connected to a steel bar scanner body (46) and an ultrasonic stress meter body (45), and the top of the detection box (5) is fixedly connected to a camera body (47).

2. The visual bridge deformation monitoring device according to claim 1 is characterized in that: A support column (23) located below the cylinder (19) is fixedly connected to the side of the rotating box (18), and movable grooves are provided on both sides of the support column (23). A movable column (39) is slidably connected to the inner wall of the circumferential side of the movable groove.

3. The visual bridge deformation monitoring device according to claim 2 is characterized in that: A spring (42) is fixedly connected between one end of the movable column (39) and an inner wall of one side of the movable groove, and the other end of the movable column (39) is fixedly connected to a connecting column (40). The second circumferential side surface of the connecting column (40) is rotatably connected to a sprocket wheel (41), and the circumferential side surface of the sprocket wheel (41), the circumferential side surface of the second rotating shaft (38) and the circumferential side surface of the rotating tube (31) are meshedly connected to a chain three (30).

4. The visual bridge deformation monitoring device according to claim 3 is characterized in that: The movable frame (1) is evenly provided with at least eight fixing grooves on the circumferential side surface, a fixing block (16) is fixedly connected between the top and the bottom of the fixing groove, a telescopic groove is provided on the side surface of the fixing block (16), a motor three (15) is fixedly connected to the inner wall of the side surface of the telescopic groove, a screw rod one (14) is fixedly connected to the output shaft of the motor three (15), a telescopic block (13) is threadedly connected to the circumferential side surface of the screw rod one (14), and the bottom of the telescopic block (13) is slidably connected to the bottom inner wall of the telescopic groove.

5. The visual bridge deformation monitoring device according to claim 4 is characterized in that: A transmission groove (12) is provided on the side of the telescopic block (13); baffles (10) are fixedly connected to one side of the transmission groove (12); a motor (6) is fixedly connected to the inner wall of one side of the transmission groove (12); the output shaft of the motor (6) is fixedly connected to a rotating shaft (7); at least two fixed columns (11) are rotatably connected between the two sides of the transmission groove (12); a roller (9) is fixedly connected to the circumferential side of the fixed column (11); the circumferential side of the roller (9) is slidably connected to the bottom of the baffle (10); and a chain (8) is meshedly connected between the circumferential side of the fixed column (11) and the circumferential side of the rotating shaft (7).

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