CN117805179A - Be used for nondestructive internal structure detection device of bridge - Google Patents
Be used for nondestructive internal structure detection device of bridge Download PDFInfo
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- CN117805179A CN117805179A CN202410218942.0A CN202410218942A CN117805179A CN 117805179 A CN117805179 A CN 117805179A CN 202410218942 A CN202410218942 A CN 202410218942A CN 117805179 A CN117805179 A CN 117805179A
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- 238000001514 detection method Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000007790 scraping Methods 0.000 claims description 9
- 230000008602 contraction Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 230000010405 clearance mechanism Effects 0.000 claims description 2
- 125000003003 spiro group Chemical group 0.000 claims 1
- 238000010586 diagram Methods 0.000 abstract description 6
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 238000012544 monitoring process Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to the technical field of bridge detection, in particular to a detection device for a nondestructive internal structure of a bridge, which aims at solving the problem that the internal structure of the bridge cannot be detected by a traditional bridge detection method. According to the invention, the thermal infrared imager is used for rapidly scanning the surface of the bridge in a large area on the basis of not damaging the bridge, providing the temperature distribution diagram of the internal structure of the bridge, capturing the abnormal temperature in the bridge, positioning the damaged part, monitoring the integrity of the bridge structure and improving the detection accuracy and efficiency.
Description
Technical Field
The invention relates to the technical field of bridge detection, in particular to a detection device for a nondestructive internal structure of a bridge.
Background
The bridge is used as an important infrastructure for the development of human society and plays an important role in connecting regions, promoting traffic and promoting economic development; the bridge can be influenced by various factors such as temperature, humidity, heavy load, vibration and the like in long-time use, the factors can cause the problems of fatigue, corrosion, cracks and the like of a bridge structure, and if the problems can not be found and repaired in time, the stability and the safety of the bridge can be seriously influenced, so that the life and property safety of driving personnel and surrounding residents is threatened.
The internal structure of a bridge is usually a closed space, so that it is difficult for personnel to directly enter the bridge for detection, especially for large bridges or viaducts, the internal structure is complex and highly limited, the bridge cannot be simply entered for detection, and the traditional physical detection usually needs to contact the surface of the structure, but it is difficult to effectively detect the structure deeply buried in the bridge.
Disclosure of Invention
Based on the technical problem that the traditional bridge detection method cannot detect the internal structure of the bridge, the invention provides a detection device for the nondestructive internal structure of the bridge.
The invention provides a nondestructive internal structure detection device for a bridge, which comprises a workbench, wherein support columns are uniformly welded at the middle part of the upper surface of the workbench, the top ends of a plurality of support columns are fixedly connected with the same first fixing plate through bolts, a threaded rod is inserted into the position, close to the center, of the upper surface of the first fixing plate, the circumferential outer wall of the threaded rod is in threaded connection with a hexagonal nut, a nut gasket is sleeved at the position, close to the bottom end of the hexagonal nut, of the circumferential outer wall of the threaded rod, a first connecting plate is fixedly connected with the bottom end of the threaded rod through bolts, an infrared imager is fixedly connected with the middle part of the bottom end of the first connecting plate through bolts, the infrared imager penetrates through the workbench, a spring gasket is placed at the middle part of the top end of the first connecting plate, the top ends of the spring gaskets are fixedly provided with second supporting springs, the top ends of the second supporting springs are connected with the first fixing plate, the lower surface of the workbench is provided with driving mechanisms, the driving mechanisms comprise electric wheels, the lower surface of the workbench is provided with cleaning mechanisms, and the cleaning mechanisms comprise scraping plates.
Preferably, the upper surface of the first connecting disc is close to the circumferential edge and is uniformly welded with a first sliding rod, the bottom end of the first sliding rod penetrates through the workbench, the bottom end of the first sliding rod is welded with the same supporting ring, the top end of the first sliding rod penetrates through the first fixing disc, the top end of the supporting ring is fixed with a rubber ring, and the top end of the rubber ring is in contact with the bottom end of the thermal infrared imager.
Preferably, the drive module includes spliced pole one, the upper surface of workstation is close to four corners department and all opens jack two, and jack two all peg graft and have spliced pole one, the bottom of spliced pole one has all welded a pair of connecting block two, and the adjacent both sides of connecting block two peg graft and have same fixed axle, the circumference outer wall of fixed axle is close to middle part department and rotates and be connected with the movable block, the bottom welding of movable block has the connection pad two, and the bottom welding of connection pad two has the loading post, the circumference outer wall of loading post has cup jointed the loading pipe, and the bottom mounting of loading pipe has the loading piece, the bottom middle part of loading piece is fixed with hydraulic support pole, and the bottom mounting of hydraulic support pole has fixed disk two, the bottom welding of fixed disk two has a pair of connecting block one, and the adjacent both sides rotation of connecting block one are connected with electronic round.
Preferably, a first supporting spring is fixed at the position, deviating from the circle center, of the bottom end of the loading block, and the bottom end of the first supporting spring is connected with a second fixed disc.
Preferably, the bottom of the second connecting disc is fixed with a contraction spring near the circumferential edge, the bottom of the contraction spring is fixed with a fixing ring, the fixing ring is connected with the loading pipe, the two sides of the workbench are provided with first jacks near the second jacks, and the first jacks are adaptive to the loading pipe.
Preferably, the two sides of the workbench close to the bottom end of the jack I are provided with movable grooves, and one side of the workbench close to the arc of the movable grooves is provided with a limit groove.
Preferably, the circumference outer wall of loading pipe is close to top department and opens there is the mounting hole, and the hole bottom of mounting hole is fixed with supporting spring, and supporting spring keeps away from the one end of mounting hole and be fixed with the semicircle slider, jack one, jack two and the inner wall in movable groove are opened there is the spout that links to each other, and spout and semicircle slider suit.
Preferably, the cleaning mechanism comprises a fixing frame, the upper surface of workstation is close to center department and opens there is the loading hole, and the upper surface of workstation is close to the circumference edge department of loading hole evenly and open there is the draw-in groove, draw-in groove joint has the fixing frame, and the top of fixing frame is close to middle part rotation and is connected with axis of rotation one, the circumference inner wall of loading hole is close to top department and is fixed with servo motor, and servo motor's output shaft passes through the shaft coupling and links to each other with axis of rotation one, axis of rotation one's bottom has the bearing dish through the bolt fastening, and the upper surface of bearing dish is close to circumference edge department even welding has slide bar two, a plurality of the circumference outer wall of slide bar two has cup jointed same installation piece, and the both sides of installation piece are fixed with same support frame, the circumference outer wall cup joint of support frame is fixed with two loading rings, and the circumference outer wall of two loading rings is connected with same scraper blade, the circumference outer wall of slide bar two has cup jointed the extension spring, and the both ends of extension spring respectively with installation piece, bearing dish link to each other.
Preferably, the upper surface of workstation is close to front end middle part department and rotates and be connected with axis of rotation two, and axis of rotation two's circumference outer wall is close to bottom department and cup joints and be fixed with belt pulley one, axis of rotation two's bottom welding has the clearance dish, and the bottom of clearance dish evenly installs hard brush hair, axis of rotation one's circumference outer wall is close to middle part department and cup joints and be fixed with belt pulley one, and the circumference outer wall rotation of two belt pulleys one is connected with same driving belt two.
Preferably, a plurality of connecting rods are uniformly fixed at one side of the lower surface of the workbench, which is close to the loading hole, and the bottom end of each connecting rod is fixedly provided with the same turbo fan, an air inlet is formed in the middle of the bottom end of each turbo fan, one side of each turbo fan, which is close to the scraping plate, is provided with an air outlet, the upper end of each turbo fan is close to the center, a third rotating shaft is inserted and connected at the position, which is close to the top end, of the outer circumferential wall of the third rotating shaft, a second belt pulley is sleeved and fixed at the position, which is close to the middle, of the outer circumferential wall of the first rotating shaft, a second belt pulley is sleeved and fixed at the position, which is close to the middle, of the outer circumferential wall of the second belt pulley, and the first belt pulley is connected with the same driving belt in a rotating mode.
The beneficial effects of the invention are as follows:
1. through the thermal infrared imager, on the basis of not destroying the bridge, can scan the bridge surface of large tracts of land fast, provide comprehensive temperature distribution diagram, catch the temperature anomaly on bridge surface, the location damage position monitors bridge structure's integrality, improves accuracy and the efficiency that detects.
2. Through setting up jack two, provide extra fixed direction for the loading pipe, and then changed the direction of electronic round, further improved the application range of equipment, make equipment can adapt to more bridge detection scenes.
3. Through clearance mechanism, accomplish the clearance to debris, avoid debris great or uneven distribution to shelter from partial bridge surface, lead to the thermal infrared imager unable to catch the temperature distribution of bridge completely to influence the accuracy and the reliability of detection.
Drawings
FIG. 1 is a schematic diagram of a front end structure of a device for detecting a nondestructive internal structure of a bridge according to the present invention;
FIG. 2 is a schematic view of a rear end structure of a device for detecting a nondestructive internal structure of a bridge according to the present invention;
FIG. 3 is a schematic diagram of a bottom structure of a non-destructive internal structure inspection device for a bridge according to the present invention;
FIG. 4 is a schematic diagram of a thermal infrared imager for a nondestructive internal structure detection device of a bridge according to the present invention;
FIG. 5 is a schematic view of a loading tube for a nondestructive internal structure inspection device for a bridge according to the present invention;
FIG. 6 is a schematic cross-sectional view of a workbench for a nondestructive internal structure inspection device for a bridge according to the present invention;
fig. 7 is a schematic view of a scraper structure of a nondestructive internal structure detection device for a bridge according to the present invention.
In the figure: 1. a work table; 101. a movable groove; 102. a jack I; 103. a second jack; 104. a chute; 105. a limit groove; 106. a loading hole; 107. a clamping groove; 2. a servo motor; 3. a first fixed disc; 4. a first connecting column; 5. a first supporting spring; 6. loading a block; 7. an electric wheel; 8. a scraper; 9. a second fixed disc; 10. a first connecting block; 11. a hydraulic support rod; 12. a threaded rod; 13. a first slide bar; 14. an infrared thermal imager; 15. a turbine fan; 1501. an air inlet; 1502. an air outlet; 16. cleaning the disc; 1601. hard bristles; 17. a tray; 18. a support ring; 19. a fixing frame; 20. a rubber ring; 21. a support column; 22. a spring washer; 23. a hexagonal nut; 24. a nut washer; 25. a second supporting spring; 26. a first connecting disc; 27. a second connecting block; 28. a fixed shaft; 29. a movable block; 30. a second connecting disc; 31. a retraction spring; 32. a fixing ring; 33. a semicircular slide block; 34. a loading tube; 3401. a mounting hole; 35. loading a column; 36. a first rotating shaft; 37. a second rotating shaft; 38. a support frame; 39. a load ring; 40. a second slide bar; 41. a tension spring; 42. a mounting block; 43. a first transmission belt; 44. a second transmission belt; 45. a third rotating shaft; 46. and (5) connecting a rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1: referring to fig. 1-7, a nondestructive internal structure detection device for a bridge comprises a workbench 1, support columns 21 are uniformly welded at the middle part of the upper surface of the workbench 1 close to the rear end, the top ends of a plurality of support columns 21 are fixed with the same first fixing plate 3 through bolts, the upper surface of the first fixing plate 3 is inserted with a threaded rod 12 close to the center, the position of the circumferential outer wall of the threaded rod 12 close to the top end is in threaded connection with a hexagonal nut 23, the circumferential outer wall of the threaded rod 12 is in threaded connection with a nut gasket 24 close to the bottom end of the hexagonal nut 23, the bottom end of the threaded rod 12 is fixed with a first connecting plate 26 through bolts, the middle part of the bottom end of the first connecting plate 26 is fixed with a thermal infrared imager 14 through bolts, the thermal infrared imager 14 passes through the workbench 1, a spring gasket 22 is placed at the middle part of the top end of the first connecting plate 26, the top ends of the spring gaskets 22 are fixed with a second supporting spring 25, the top ends of the second supporting spring 25 are connected with the first fixing plate 3, the height of the hexagonal nut 23 can be adjusted, the lower surface of the workbench 1 is close to the four corners and comprises a driving mechanism, the driving mechanism comprises an electric wheel 7, the lower surface of the workbench 1 is close to the center and a scraping mechanism 8 is arranged; through thermal infrared imager 14, on the basis of not destroying the bridge, scan the bridge surface of large tracts of land fast, provide comprehensive temperature distribution diagram, catch the temperature anomaly on bridge surface, the location damage position monitors bridge structure's integrality, improves accuracy and the efficiency of detection.
Referring to fig. 4, a first slide bar 13 is uniformly welded on the upper surface of a first connecting disc 26 near the circumferential edge, the bottom end of the first slide bar 13 passes through the workbench 1, the bottom end of the first slide bar 13 is welded with the same support ring 18, the top end of the first slide bar 13 passes through a first fixed disc 3, a rubber ring 20 is fixed on the top end of the support ring 18, and the top end of the rubber ring 20 is in contact with the bottom end of the thermal infrared imager 14; by arranging the rubber ring 20, sundries can be prevented from colliding with the lens of the thermal infrared imager 14 from the bottom in the running process of the device, and the use safety of equipment is improved.
Referring to fig. 1 and 5, the driving mechanism comprises a first connecting column 4, two jacks 103 are respectively formed in the positions, close to four corners, of the upper surface of the workbench 1, the first connecting column 4 is inserted into the second jacks 103, a pair of first connecting blocks 27 are welded at the bottom ends of the first connecting column 4, the same fixed shaft 28 is inserted into two adjacent sides of the second connecting blocks 27, a movable block 29 is rotatably connected to the positions, close to the middle, of the circumferential outer wall of the fixed shaft 28, of the movable block 29, a second connecting disc 30 is welded at the bottom ends of the second connecting discs 30, a loading column 35 is welded at the bottom ends of the second connecting discs 30, a loading tube 34 is sleeved on the circumferential outer wall of the loading column 35, a loading block 6 is fixed at the bottom ends of the loading tube 34, a hydraulic support rod 11 is fixed at the middle of the bottom ends of the loading block 6, a second fixing disc 9 is fixed at the bottom ends of the hydraulic support rod 11, a pair of first connecting blocks 10 are welded at the bottom ends of the second fixing disc 9, and two adjacent sides of the first connecting blocks 10 are rotatably connected with electric wheels 7.
Referring to fig. 1, a first supporting spring 5 is fixed at the position, deviating from the circle center, of the bottom end of the loading block 6, and the bottom end of the first supporting spring 5 is connected with a second fixed disc 9; the first supporting spring 5 provides buffering force for the driving mechanism, so that the equipment is more stable in operation.
Referring to fig. 5 and 6, a contraction spring 31 is fixed at the bottom end of the second connecting disc 30 near the circumferential edge, a fixing ring 32 is fixed at the bottom end of the contraction spring 31, the fixing ring 32 is connected with a loading tube 34, a first jack 102 is arranged at the positions, close to the second jack 103, of two sides of the workbench 1, and the first jack 102 is matched with the loading tube 34, a movable groove 101 is arranged at the bottom end, close to the first jack 102, of two sides of the workbench 1, a limit groove 105 is arranged at one side, close to the inner arc of the movable groove 101, of the workbench 1, a mounting hole 3401 is arranged at the position, close to the top end, of the circumferential outer wall of the loading tube 34, a supporting spring is fixed at the bottom of the mounting hole 3401, a semicircular sliding block 33 is fixed at one end, far away from the mounting hole 3401, a connecting sliding groove 104 is arranged at the inner walls of the first jack 102, the second jack 103 and the movable groove 101, and the semicircular sliding groove 104 are matched with the semicircular sliding block 33; the slot wall clearance of the limiting slot 105 is smaller than the diameter of the loading tube 34, the slot wall clearance of the movable slot 101 is larger than or equal to the diameter of the loading tube 34, the loading tube 34 can be slid through the sliding slot 104 and the semicircular sliding block 33, the loading tube 34 can be moved along the sliding slot 104, the direction of the loading tube 34 is changed, the direction of the electric wheel 7 is changed, the using range of the device is further widened, and more detection scenes can be adapted.
Referring to fig. 2, 3 and 7, the cleaning mechanism comprises a fixing frame 19, a loading hole 106 is formed in the position, close to the center, of the upper surface of the workbench 1, a clamping groove 107 is uniformly formed in the position, close to the circumferential edge of the loading hole 106, of the upper surface of the workbench 1, the clamping groove 107 is clamped with the fixing frame 19, the top end, close to the middle, of the fixing frame 19 is rotationally connected with a first rotating shaft 36, the position, close to the top end, of the circumferential inner wall of the loading hole 106 is fixedly provided with a servo motor 2, an output shaft of the servo motor 2 is connected with the first rotating shaft 36 through a coupler, the bottom end of the first rotating shaft 36 is fixedly provided with a bearing disc 17 through bolts, a second sliding rod 40 is uniformly welded on the upper surface, close to the circumferential edge, of the bearing disc 17, the circumferential outer walls of the second sliding rods 40 are sleeved with the same mounting block 42, the two sides of the mounting block 42 are fixedly provided with the same supporting frame 38, the circumferential outer walls of the supporting frame 38 are sleeved with two loading rings 39, the circumferential outer walls of the two loading rings 39 are connected with the same scraping plates 8, the circumferential outer walls of the second sliding rod 40 are provided with tension springs 41, and the two ends of the tension springs 41 are respectively sleeved with the mounting block 42 and the bearing disc 17; the installation piece 42 moves downwards under the effect of the tension spring 41, so that the scraping plate 8 contacts the bridge surface, the scraping plate 8 rotates, the cleaning of sundries is completed, the phenomenon that the sundries are large or unevenly distributed is avoided, part of the bridge surface can be blocked, the temperature distribution of the bridge cannot be completely captured by the thermal infrared imager 14, and therefore the accuracy and the reliability of detection are affected.
Example 2: the following improvements are made on the basis of the embodiment 1, as shown in fig. 7, the upper surface of the workbench 1 is rotationally connected with a second rotating shaft 37 near the middle part of the front end, the circumferential outer wall of the second rotating shaft 37 is sleeved and fixed with a first belt pulley near the bottom end, the bottom end of the second rotating shaft 37 is welded with a cleaning disc 16, the bottom end of the cleaning disc 16 is uniformly provided with hard bristles 1601, the circumferential outer wall of the first rotating shaft 36 is sleeved and fixed with a first belt pulley near the middle part, the circumferential outer walls of the first belt pulleys are rotationally connected with the same second belt pulley 44, the lower surface of the workbench 1 is uniformly fixed with a plurality of connecting rods 46 near one side of a loading hole 106, the bottom ends of the plurality of connecting rods 46 are fixed with the same turbofan 15, the middle part of the bottom end of the turbofan 15 is provided with an air inlet 1501, one side of the turbofan 15 near the scraping plate 8 is provided with an air outlet 1502, the upper end of the turbofan 15 is near the center of the third rotating shaft 45, the circumferential outer wall of the third rotating shaft 45 is sleeved and fixed with the second belt pulley near the top end, the circumferential outer wall of the first rotating shaft 36 is sleeved and fixed with the same belt pulley 43, the second belt pulley is rotationally connected with the same transmission belt 43 near the middle part; through hard brush hair 1601, can clear away dirt, dust and the paper bits on bridge surface, cooperation turbo fan 15's air outlet 1502 can in time blow away the dust and the paper bits that float, avoids dust and paper bits to fall into detection area, has further improved the clearance effect, has ensured the accuracy and the reliability of detection.
When the device is used, the loading tube 34 is firstly pulled downwards or outwards, so that the loading tube 34 moves along the chute 104, the fixing direction of the loading tube 34 is changed, and the driving mechanism is adapted to a bridge structure; and then the hexagon nut 23 is rotated, the working height of the thermal infrared imager 14 is adjusted, the distance between the thermal infrared imager 14 and a bridge is kept to be proper, the servo motor 2 is started, the first rotating shaft 36 is rotated, the scraping plate 8 is driven to rotate to clean the bridge detection area, meanwhile, the first rotating shaft 36 is rotated to drive the first driving belt 43 and the second driving belt 44, the second rotating shaft 37 and the third rotating shaft 45 are rotated, the second rotating shaft 37 drives the cleaning disc 16 and the hard brush hair 1601, the third rotating shaft 45 drives the turbine fan 15, and dirt, dust and paper dust in the detection area are cleaned timely.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The utility model provides a be used for nondestructive internal structure detection device of bridge, includes workstation (1), its characterized in that, the upper surface of workstation (1) is close to rear end middle part department and evenly welds support column (21), and the top of a plurality of support columns (21) is through bolt fastening there being the same fixed disk one (3), the upper surface of fixed disk one (3) is close to center department and is pegged graft there is threaded rod (12), and the circumference outer wall of threaded rod (12) is close to top department spiro union and have hexagonal nut (23), the circumference outer wall of threaded rod (12) is close to hexagonal nut (23) bottom department and has cup jointed nut gasket (24), and the bottom of threaded rod (12) is through bolt fastening there is connection dish one (26), the bottom middle part of connection dish one (26) is through bolt fastening there is thermal infrared imager (14), and thermal infrared imager (14) pass workstation (1), spring gasket (22) have been placed in the top middle part of connection dish one (26), and the top of spring gasket (22) is fixed with support spring two (25), the top of support spring two (25) and fixed disk one (3) link to each other, workstation (1) is close to the surface of being provided with the clearance mechanism (7) near to the center of the lower surface of the drive mechanism (7), and the cleaning mechanism comprises a scraper (8).
2. The nondestructive internal structure detection device for the bridge according to claim 1, wherein a first sliding rod (13) is uniformly welded on the upper surface of the first connecting disc (26) near the circumferential edge, the bottom end of the first sliding rod (13) passes through the workbench (1), the bottom end of the first sliding rod (13) is welded with the same supporting ring (18), the top end of the first sliding rod (13) passes through the first fixed disc (3), the top end of the supporting ring (18) is fixed with a rubber ring (20), and the top end of the rubber ring (20) is in contact with the bottom end of the thermal infrared imager (14).
3. The device for detecting the nondestructive internal structure of the bridge according to claim 1, wherein the driving module comprises a first connecting column (4), two jacks (103) are respectively arranged on the upper surface of the workbench (1) close to four corners, the first connecting column (4) is respectively connected with the second jacks (103) in an inserted mode, a pair of second connecting blocks (27) are respectively welded at the bottom ends of the first connecting columns (4), the same fixed shaft (28) is connected with adjacent two sides of the second connecting blocks (27) in an inserted mode, a movable block (29) is rotatably connected to the circumferential outer wall of the fixed shaft (28) close to the middle portion, a second connecting disc (30) is welded at the bottom end of the movable block (29), a loading column (35) is welded at the bottom end of the second connecting disc (30), a loading tube (34) is sleeved on the circumferential outer wall of the loading column (35), a hydraulic supporting rod (11) is fixed at the bottom end of the loading block (6), a second fixing disc (9) is fixed at the bottom end of the middle of the hydraulic supporting rod (11), and two adjacent two sides of the first fixing disc (9) are connected with an electric connecting block (10).
4. A nondestructive internal structure detection apparatus for a bridge according to claim 3, wherein the first supporting spring (5) is fixed at the position of the bottom end of the loading block (6) deviating from the center of the circle, and the bottom end of the first supporting spring (5) is connected with the second fixing plate (9).
5. The nondestructive internal structure detection device for the bridge according to claim 4, wherein a contraction spring (31) is fixed at the bottom end of the second connecting disc (30) close to the circumferential edge, a fixing ring (32) is fixed at the bottom end of the contraction spring (31), the fixing ring (32) is connected with the loading tube (34), a first jack (102) is formed at two sides of the workbench (1) close to the second jack (103), and the first jack (102) is adaptive to the loading tube (34).
6. The nondestructive internal structure detection device for the bridge according to claim 5, wherein the movable groove (101) is formed at the bottom end of the first jack (102) on two sides of the workbench (1), and the limit groove (105) is formed at one side of the workbench (1) close to the arc of the movable groove (101).
7. The nondestructive internal structure detection device for the bridge according to claim 6, wherein a mounting hole (3401) is formed in the circumferential outer wall of the loading tube (34) near the top end, a supporting spring is fixed at the bottom of the mounting hole (3401), a semicircular sliding block (33) is fixed at one end, far away from the mounting hole (3401), of the supporting spring, a connecting sliding groove (104) is formed in the inner walls of the first jack (102), the second jack (103) and the movable groove (101), and the sliding groove (104) is matched with the semicircular sliding block (33).
8. The device for detecting the nondestructive internal structure of the bridge according to claim 1, wherein the cleaning mechanism comprises a fixing frame (19), a loading hole (106) is formed in the position, close to the center, of the upper surface of the workbench (1), clamping grooves (107) are uniformly formed in the position, close to the circumferential edge, of the loading hole (106) of the upper surface of the workbench (1), the clamping grooves (107) are clamped with the fixing frame (19), the top end, close to the middle, of the fixing frame (19) is rotationally connected with a first rotating shaft (36), a servo motor (2) is fixed on the position, close to the top end, of the circumferential inner wall of the loading hole (106), an output shaft of the servo motor (2) is connected with the first rotating shaft (36) through a coupler, a bearing tray (17) is fixed on the bottom end of the first rotating shaft (36) through bolts, a second sliding rod (40) is uniformly welded on the upper surface, the circumferential outer walls of the second sliding rods (40) are sleeved with the same mounting block (42), two sides of the mounting block (42) are fixedly provided with the same supporting frame (38), the outer walls of the supporting frame (38) are rotatably connected with a first rotating shaft (36), the outer walls (39) are fixedly connected with the second sliding rods (41) through the same sliding rods (39), the second sliding rods (41) are sleeved with the same sliding rods (40), and two ends of the tension spring (41) are respectively connected with the mounting block (42) and the bearing plate (17).
9. The nondestructive internal structure detection device for the bridge according to claim 8, wherein a second rotating shaft (37) is rotatably connected to the upper surface of the workbench (1) near the middle of the front end, a first belt pulley is fixedly sleeved on the circumferential outer wall of the second rotating shaft (37) near the bottom end, a cleaning disc (16) is welded at the bottom end of the second rotating shaft (37), hard bristles (1601) are uniformly arranged at the bottom end of the cleaning disc (16), a first belt pulley is fixedly sleeved on the circumferential outer wall of the first rotating shaft (36) near the middle, and a second driving belt (44) is rotatably connected to the circumferential outer walls of the first belt pulleys.
10. The device for detecting the nondestructive internal structure of the bridge according to claim 9, wherein a plurality of connecting rods (46) are uniformly fixed at one side of the lower surface of the workbench (1) close to the loading hole (106), the bottom ends of the connecting rods (46) are fixedly provided with the same turbine fan (15), an air inlet (1501) is formed in the middle of the bottom end of the turbine fan (15), an air outlet (1502) is formed in one side of the turbine fan (15) close to the scraping plate (8), a rotating shaft III (45) is inserted at the position, close to the center, of the upper end of the turbine fan (15), a belt pulley II is sleeved and fixed at the position, close to the top end, of the circumferential outer wall of the rotating shaft III (45), a belt pulley II is sleeved and fixed at the position, close to the middle, of the circumferential outer wall of the two belt pulleys II is rotatably connected with the same transmission belt I (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410218942.0A CN117805179A (en) | 2024-02-28 | 2024-02-28 | Be used for nondestructive internal structure detection device of bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410218942.0A CN117805179A (en) | 2024-02-28 | 2024-02-28 | Be used for nondestructive internal structure detection device of bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117805179A true CN117805179A (en) | 2024-04-02 |
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