CN117871682A - Detection equipment for detecting bridge defects by ultrasonic rebound technology - Google Patents
Detection equipment for detecting bridge defects by ultrasonic rebound technology Download PDFInfo
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- CN117871682A CN117871682A CN202410268910.1A CN202410268910A CN117871682A CN 117871682 A CN117871682 A CN 117871682A CN 202410268910 A CN202410268910 A CN 202410268910A CN 117871682 A CN117871682 A CN 117871682A
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- 230000007547 defect Effects 0.000 title claims abstract description 42
- 238000001514 detection method Methods 0.000 title claims abstract description 29
- 238000005516 engineering process Methods 0.000 title claims abstract description 22
- 238000009434 installation Methods 0.000 claims abstract description 18
- 238000004804 winding Methods 0.000 claims abstract description 12
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 11
- 238000004140 cleaning Methods 0.000 claims description 29
- 230000007246 mechanism Effects 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 11
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 12
- 239000000428 dust Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- -1 buildings Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000010405 clearance mechanism Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
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- 238000009659 non-destructive testing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
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Abstract
The invention belongs to the technical field of ultrasonic pulse, in particular to detection equipment for detecting bridge defects by an ultrasonic rebound technology, aiming at the technical problems that hidden danger defects of a bridge can not be found due to the fact that the hidden danger defects can not be found due to manual observation, the detection equipment comprises a substrate, a rectangular opening is formed in the middle of the top of the substrate, side plates are fixedly arranged on two sides of the inner wall of the rectangular opening of the substrate through bolts, arc-shaped slotted holes are formed in two ends of the top of one side of the side plate, and a bearing ring is arranged in the middle of one side between the two side plates. According to the invention, the rope winding wheel is driven to rotate through the operation of the bidirectional motor, and the traction rope wound on the rope winding wheel can pull the connecting rod to move at the bottom of the arc-shaped chute to drive the installation shaft to rotate, so that the ultrasonic detection area of the installation shaft is increased, the defect inside the bridge surface is detected, and the defect inside the bridge is conveniently observed.
Description
Technical Field
The invention relates to the technical field of ultrasonic pulse, in particular to detection equipment for detecting bridge defects by using an ultrasonic rebound technology.
Background
Ultrasonic rebound technology is a nondestructive testing technology commonly used for material and structure detection, quality control and defect diagnosis. The technology utilizes the characteristic that ultrasonic waves propagate in an object to be tested, analyzes the internal structure of the object to be tested or defects existing in the object to be tested by sending an ultrasonic pulse and receiving a rebound signal thereof, and the principle of the ultrasonic rebound technology is based on the difference of the propagation speeds of the ultrasonic waves in different materials, and when the ultrasonic waves propagate in the materials, if interfaces, defects or other heterogeneous substances are encountered, a part of energy is reflected back. The position, shape and size of the internal structure or defect of the measured object can be determined by measuring the time and amplitude of the rebound signal, and the ultrasonic rebound technology is widely applied to quality detection and defect evaluation of various materials such as buildings, metals, ceramics, composite materials and the like. It can detect various types of defects, such as cracks, pores, inclusions, etc., and can provide quantitative information about the location, size, and shape of the defect. In addition, the ultrasonic rebound technology can also be used for measuring parameters such as thickness, hardness, elastic modulus and the like of materials, and in general, the ultrasonic rebound technology has the advantages of nondestructive, high precision, rapid detection, quantitative analysis and the like, and is widely applied to the fields of industrial production and engineering.
At present, after the finished bridge traffic is used, the defect of crack defects which cannot be observed can be generated inside, and because cracks or other problem defects which are generated inside are difficult to discover, workers are inconvenient to repair in time, potential safety hazards are easy to cause, and therefore, detection equipment for detecting the bridge defects by using an ultrasonic rebound technology is needed.
Disclosure of Invention
The hidden trouble defect based on the traditional bridge can be usually observed and found only manually, and internal defects can not be found, so that the technical problem that the bridge can not be repaired in time is solved.
The invention provides detection equipment for detecting bridge defects by an ultrasonic rebound technology, which comprises a substrate, wherein a rectangular opening is formed in the middle of the top of the substrate, side plates are fixedly arranged on two sides of the inner wall of the rectangular opening of the substrate through bolts, arc-shaped slotted holes are formed in two ends of the top of one side of the side plate, bearing rings are arranged in the middle of one side between the two side plates, the same swinging mechanism is fixedly welded on the inner wall of the two bearing rings, an arc rod is fixedly arranged in the middle of one side of the top of the substrate through a screw, one side of the arc rod is fixedly arranged on one side of the side plate, a guide mechanism is fixedly arranged on the inner wall of the arc rod through a screw, a hanger plate is fixedly welded on one side of the bottom of the substrate close to the arc rod, one rotating mechanism is arranged at the bottoms of two sides of the hanger plate, an electric sliding rail is fixedly arranged at two ends of the bottom of the substrate through screws, an automatic movable cleaning mechanism is arranged at the bottoms of the two electric sliding rails through sliding blocks, an identical folded plate is fixedly arranged at the middle of the top of the substrate through a screw, a processing device is fixedly arranged at the top of the folded plate through a screw, and a fixing frame is detachably arranged at the two sides of the bottom of the substrate through a bolt.
The swing mechanism comprises a mounting shaft, two sides of the circumferential outer wall of the mounting shaft are respectively fixed on the inner walls of bearing rings at two sides, grooves are formed in the top and the bottom of the middle of the circumferential outer wall of the mounting shaft, a through hole is formed in the middle of the top of the mounting shaft, a hanging rod is fixedly welded on the inner wall of the through hole, a bottom plate is detachably mounted at the bottom of the hanging rod through a screw, receiving equipment is fixedly mounted at the middle of the bottom plate through a screw, and transmitters are fixedly mounted at two sides of two ends of the bottom plate through screws.
The invention further provides that the guide mechanism comprises an arc chute, the arc chute is fixed on the inner wall of the arc rod through a screw, the connecting rod is slidably arranged on the inner wall of the arc chute, the other end of the connecting rod is fixedly welded on one side plane of the top of the installation shaft, and the two ends of the circumferential outer wall of the connecting rod, which are far away from one side of the installation shaft, are connected with traction ropes through bolts.
The invention is further arranged in that the two ends of one side of the side plate, which are close to the bottom of one side of the traction rope, are fixedly provided with limit posts through screws, and the traction rope bypasses the two limit posts respectively.
The invention is further characterized in that two bases are fixedly arranged in the middle of one side, close to the limiting column, of the top of the base plate through bolts, the tops of the two bases are fixedly provided with the same bidirectional motor through bolts, a rope winding wheel is fixedly welded on an output shaft of one side, close to the side plate, of the bidirectional motor, and a traction rope part is wound on the circumferential outer wall of the rope winding wheel.
The cleaning mechanism comprises an arc plate, the arc plate is slidably arranged at the bottom of the electric sliding rail, and a cleaning brush is fixed at the bottom of the arc inner wall of the arc plate through gluing.
The invention further provides that the rotating mechanism comprises a bearing sleeve, a round hole is formed in the middle of the bottoms of two sides of the hanging plate, the outer wall of the outer ring of the bearing sleeve is welded and fixed on the inner wall of the round hole of the hanging plate, a rotating shaft is welded and fixed on the inner wall of the inner ring of the bearing sleeve, the rotating shaft penetrates through one side of the side plate, a belt pulley is welded and fixed on the circumferential outer wall of an output shaft of the two-way motor, which is far away from one side of the side plate, a belt pulley is welded and fixed on the circumferential outer wall of the rotating shaft, which is close to one side of the hanging plate, and the middle parts of the circumferential outer walls of the two belt pulleys are sleeved with the same connecting belt.
The invention is further characterized in that a fixing sleeve is fixedly welded on one side, close to the arc plate, of the circumferential outer wall of the rotating shaft, four fixing frames are fixedly welded on the circumferential outer wall of the fixing sleeve at equal intervals, and a plurality of toggle rods are fixedly welded on the inner walls of the fixing frames.
The invention is further characterized in that the middle part of the circumferential outer wall of the rotating shaft is fixedly welded with a sleeve block, and four fan blades are fixedly welded on the circumferential outer wall of the sleeve block at equal intervals.
The invention is further characterized in that an air box is fixedly welded on one side of the side plate, the rotating shaft penetrates through the air box, fan-shaped holes are formed in two ends of one side, close to the hanging plate, of the air box, and filter plates are fixedly welded on the inner walls of the fan-shaped holes.
The beneficial effects of the invention are as follows:
the device is provided with the installation shaft, the connecting rod, the traction rope, the bottom plate, the bidirectional motor and the like, when in use, the device is installed on the mobile equipment through the fixing frame, the mobile equipment drives the device to move on the surface of the bridge, meanwhile, the bidirectional motor starts to operate to drive the rope winding wheel to rotate, the traction rope wound on the rope winding wheel can pull the connecting rod to move at the bottom of the arc-shaped chute to drive the installation shaft to rotate, so that the ultrasonic detection area of the device is increased, the defect inside the surface of the bridge is detected, and the defect inside the bridge is conveniently observed.
2. The device is provided with the arc plate, the electric sliding rail, the connecting belt, the poking rod, the rotating shaft and other devices, when the device is used, the other output shaft of the bidirectional motor can drive the rotating shaft to rotate, meanwhile, the electric sliding rail can drive the arc plate and the cleaning brush in the electric sliding rail to move to the bottom of equipment such as a transmitter and the like for wiping and cleaning, dust can fall into the arc plate and continuously rotate to the poking rod, and the poking rod rotates in the cleaning brush to stir and lift the dust in the cleaning brush.
3. The device provided by the invention is provided with the rotating shaft, the fan blades, the bellows and the like, when the rotating shaft is driven to rotate by the rotating shaft, different rotating speeds can be generated by different output shafts, the fan blades can be driven to rapidly rotate, the generated blowing power can blow dust which is blown out of the cleaning brush by rotating the poking rod, the cleaning effect of the cleaning brush is achieved, and the next cleaning effect of the cleaning brush on equipment is ensured.
Drawings
FIG. 1 is a schematic diagram of a three-dimensional structure of a device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention;
FIG. 2 is a schematic diagram of a rear perspective structure of a device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention;
fig. 3 is a schematic bottom perspective view of a detection device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention;
fig. 4 is a schematic perspective view of an arc plate of a detection device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention;
fig. 5 is a schematic diagram of a three-dimensional structure of a haulage rope of a detection device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention;
FIG. 6 is a schematic diagram of a semi-sectional perspective view of a bellows of a detection device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention;
fig. 7 is a schematic perspective view of a swing rod of a detection device for detecting bridge defects by using an ultrasonic rebound technique according to the present invention.
In the figure: 1. a substrate; 2. a side plate; 3. a processing device; 4. a connecting rod; 5. a mounting shaft; 6. an arc rod; 7. a rope winding wheel; 8. a bi-directional motor; 9. a belt pulley; 10. a hanger plate; 11. a base; 12. a limit column; 13. a traction rope; 14. a bottom plate; 15. a folded plate; 16. a fixing frame; 17. a bearing ring; 18. a rotation shaft; 19. a connecting belt; 20. an arc chute; 21. a wind box; 22. a transmitter; 23. a boom; 24. an electric slide rail; 25. an arc plate; 26. a receiving device; 27. cleaning brushes; 28. a bearing sleeve; 29. a filter plate; 30. sleeving blocks; 31. a fan blade; 32. a fixed frame; 33. a toggle rod; 34. and (5) fixing the sleeve.
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.
Referring to fig. 1-7, a detection device for detecting bridge defects by ultrasonic rebound technology comprises a base plate 1, wherein a rectangular opening is formed in the middle of the top of the base plate 1, side plates 2 are fixedly arranged on two sides of the inner wall of the rectangular opening of the base plate 1 through bolts, arc-shaped slotted holes are formed in two ends of the top of one side plate 2, bearing rings 17 are arranged in the middle of one side between the two side plates 2, the same swinging mechanism is fixedly welded on the inner wall of the two bearing rings 17, an arc rod 6 is fixedly arranged on the middle of one side of the top of the base plate 1 through bolts, one side of the arc rod 6 is fixedly arranged on one side of the side plate 2, a guide mechanism is fixedly arranged on the inner wall of the arc rod 6 through bolts, a hanger plate 10 is fixedly welded on one side of the bottom of the base plate 1, the same rotating mechanism is arranged on the bottom of two sides of the hanger plate 10, an electric sliding rail 24 is fixedly arranged on two ends of the bottom of the base plate 1 through bolts, the bottom of the two electric sliding rails 24 is provided with the same automatically movable cleaning mechanism through the sliding block, the middle part of the top of the base plate 1 is fixedly provided with the same folded plate 15 through a screw, the top of the folded plate 15 is fixedly provided with the processing equipment 3 through the screw, both sides of the bottom of the base plate 1 are detachably provided with the fixing frame 16 through bolts, when the device is used, the device is arranged on a mobile device, the device moves on the surface of a bridge through the mobile device, when the device moves, the transmitter 22 generates ultrasonic pulses on the surface of the bridge below, the receiving equipment 26 receives rebound signals for processing, the guiding mechanism drives the swinging mechanism to adjust the direction, the detection area of the swinging mechanism is larger, after the detection operation of one end time, the cleaning mechanism moves to the lower part of the transmitter 22, the transmitter 22 is wiped in the moving contact process, prevent that the dust is more, continuously remove and can contact slewing mechanism, slewing mechanism can clear up clearance mechanism, guarantees next clearance effect.
Referring to fig. 1, fig. 2, fig. 3, fig. 5, the swing mechanism includes installation axle 5, and both sides of installation axle 5 circumference outer wall are fixed in the inner wall of both sides race 17 respectively, the top and the bottom at installation axle 5 circumference outer wall middle part are all opened flutedly, and open at the middle part at installation axle 5 top has the through-hole, and the inner wall welded fastening of through-hole has jib 23, the bottom of jib 23 passes through screw demountable installation and has bottom plate 14, the middle part at bottom plate 14 bottom has receiving equipment 26 through bolt fixed mounting, and both sides at bottom plate 14 bottom both ends all have transmitter 22 through screw fixed mounting, through installing devices such as bottom plate 14 and its transmitter 22, receiving equipment 26 in the bottom of installation axle 5, installation axle 5 passes through race 17 again and installs on curb plate 2, make devices such as its bottom plate 14 have the effect of taking installation axle 5 as centre of a circle rotation.
Referring to fig. 1, fig. 2, fig. 5, fig. 6, guiding mechanism includes arc spout 20, and arc spout 20 is fixed in the inner wall of arc pole 6 through the screw fixation, the inner wall slidable mounting of arc spout 20 has connecting rod 4, and connecting rod 4's the other end welded fastening in installation axle 5 top one side plane, connecting rod 4 circumference outer wall is kept away from the both ends of installation axle 5 one side and is had haulage rope 13 through the bolt, both ends that one side curb plate 2 is close to haulage rope 13 one side bottom all have spacing post 12 through screw fixed mounting, and haulage rope 13 respectively bypasses two spacing posts 12, haulage rope 13 can walk around the outside of two spacing posts 12, the middle part that the base plate 1 top is close to spacing post 12 one side is through screw fixed mounting there are two base plates 11, the top of two base plates 11 is through bolt fixed mounting has same bi-directional motor 8, and bi-directional motor 8 is close to the epaxial welded fastening of output wire rope wheel 7 on one side of curb plate 2, and the circumference outer wall that the portion can twine wire rope 13 is on wire winding wheel 7, wire rope wheel 7 can rotate under the drive of bi-directional motor 8, wire rope 13 one side that twine on its wire rope wheel 7 outer wall when rotating can release wire rope 13, wire rope 4 one side can release wire rope 4, the wire rope 4 can be released when rotating, the bottom plate is rotated, can be moved to install the bottom plate 20, can be rotated, can be moved to the bottom to install the arc device, etc. 5.
Referring to fig. 3 and 4, the cleaning mechanism includes an arc plate 25, and the arc plate 25 is slidably mounted at the bottom of the electric sliding rail 24, a cleaning brush 27 is fixed at the bottom of the arc inner wall of the arc plate 25 by gluing, after the bridge is detected, the electric sliding rail 24 drives the arc plate 25 and the cleaning brush 27 therein to move, and when moving to the lower part of the emitter 22, the cleaning brush 27 contacts the emitter 22, contacts and wipes the emitter 22 and the receiving device 26 thereof, wipes dust, and can continuously move to the other side.
Referring to fig. 2, fig. 3, fig. 5, fig. 6, fig. 7, the slewing mechanism includes bearing housing 28, the middle part of hanger plate 10 both sides bottom is opened there is the round hole, the outer wall welding of bearing housing 28 outer lane is fixed in hanger plate 10 round hole inner wall, the inner wall welded fastening of bearing housing 28 inner race has rotation axis 18, and rotation axis 18 passes curb plate 2 of one side, the circumference outer wall welded fastening of output shaft of curb plate 2 side is kept away from to bi-directional motor 8 has belt pulley 9, and rotation axis 18 circumference outer wall is close to hanger plate 10 one side and is welded fastening same belt 9, the middle part of two belt pulley 9 circumference outer wall has cup jointed same connecting band 19, one side welded fastening that rotation axis 18 circumference outer wall is close to arc board 25 has fixed cover 34, and fixed cover 34 circumference outer wall equidistance welded fastening has four fixed frame 32, and the inner wall of a plurality of fixed frame 32 all welded fastening has many stirring rods 33, another output shaft of bi-directional motor 8 can drive the rotation axis 18 of its below through belt pulley 9 and connecting band 19 when moving, thereby drive the rotation axis 18 of a plurality of stirring rods 33 that install in its fixed frame 32 and rotate, the arc board 25 that keeps moving and its stirring brush 27 can be contacted to stirring rod 33, the brush hair and the brush hair can be cleaned up to the brush hair and the brush hair in 27 and the brush hair can be removed, and the brush hair can be cleaned off.
Referring to fig. 3, fig. 4, fig. 6, the middle part welded fastening of rotation axis 18 circumference outer wall has cover piece 30, and the circumference outer wall equidistance welded fastening of cover piece 30 has four flabellum 31, one side welded fastening of curb plate 2 has bellows 21, and rotation axis 18 passes bellows 21, fan-shaped hole has all been opened at the both ends that bellows 21 is close to hanger plate 10 one side, and fan-shaped hole inner wall all welded fastening has filter 29, quick pivoted rotation axis 18 can drive its flabellum 31 and rotate, through the effect of bellows 21, blow out the air fast, blow to the direction of poking rod 33, the dust that poking rod 33 rotated and raised can be directly blown away, improve the cleaning efficiency.
When in use, the device is arranged on a mobile device, when the device moves on the surface of a bridge, an emitter 22 generates ultrasonic pulses on the surface of the bridge below, a receiving device 26 receives rebound signals to process the rebound signals, a rope winding wheel 7 rotates under the drive of a bidirectional motor 8, one side of a traction rope 13 wound on the outer wall of the rope winding wheel 7 is released during rotation, one side of the traction rope is wound, meanwhile, a connecting rod 4 arranged at the bottom of an arc chute 20 is pulled to move and a mounting shaft 5 is driven to rotate, the traction rope 13 bypasses the outer sides of two limiting columns 12 and drives a bottom plate 14, the emitter 22, the receiving device 26 and other devices to rotate around the mounting shaft 5 as a circle center, after the bridge is detected, an electric sliding rail 24 drives an arc plate 25 and a cleaning brush 27 in the arc plate to move to the lower side of the emitter 22, the cleaning brush 27 contacts the emitter 22, wipes dust by contacting the emitter 22 and the receiving device 26 thereof, and can continuously move to the other side, the other output shaft of the bidirectional motor 8 drives the rotating shaft 18 below the bidirectional motor to rotate through the belt pulley 9 and the connecting belt 19 when in operation, thereby driving a plurality of poking rods 33 arranged in the fixed frame 32 to rotate, the continuously moving arc plate 25 and the cleaning brush 27 thereof contact the rotating poking rods 33, the poking rods 33 can be inserted into the bristles of the cleaning brush 27 to rotate, the impurities such as dust in the bristles are stirred out, the cleaning brush 27 is cleaned, the rotating shaft 18 which rotates rapidly drives the fan blades 31 to rotate, air is blown out rapidly through the effect of the bellows 21, the direction of the poking rods 33 is blown to the direction of the poking rods 33, the dust lifted by the rotation of the poking rods 33 can be blown away directly, after cleaning, the cleaning brush 27 and the arc plate 25 are reset under the action of the electric slide rail 24.
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 detection equipment that ultrasonic rebound technique detected bridge defect, includes base plate (1), and open at the middle part at base plate (1) top has the rectangle trompil, its characterized in that, both sides of base plate (1) rectangle trompil inner wall all have curb plate (2) through bolt fixed mounting, and all open at the top both ends of one side curb plate (2) have arc slotted hole, two the race (17) are all installed at the middle part of one side between curb plate (2), and the inner wall welded fastening of two race (17) has same swing mechanism, one side middle part at base plate (1) top has arc pole (6) through screw fixed mounting, and one side of arc pole (6) is fixed in one side of one of side curb plate (2), the inner wall of arc pole (6) has guiding mechanism through screw fixed mounting, one side welded fastening of base plate (1) bottom near arc pole (6) has hanger plate (10), and the same rotation mechanism is installed to the both sides bottom of hanger plate (10), both ends of base plate (1) bottom all have electric slide rail (24) through screw fixed mounting, and two electric slide rail (24) bottom have a movable flap (15) through a fixed mounting through screw fixed mounting device (15) with one side plate (2), both sides of the bottom of the base plate (1) are detachably provided with fixing frames (16) through bolts.
2. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 1, wherein the swinging mechanism comprises a mounting shaft (5), two sides of the circumferential outer wall of the mounting shaft (5) are respectively fixed on the inner walls of bearing rings (17) at two sides, the top and the bottom of the middle part of the circumferential outer wall of the mounting shaft (5) are both provided with grooves, the middle part of the top of the mounting shaft (5) is provided with a through hole, the inner wall of the through hole is welded and fixed with a hanging rod (23), the bottom of the hanging rod (23) is detachably provided with a bottom plate (14) through a screw, the middle part of the bottom plate (14) is fixedly provided with a receiving device (26) through a screw, and two sides of two ends of the bottom plate (14) are fixedly provided with a transmitter (22) through the screw.
3. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 2, wherein the guiding mechanism comprises an arc chute (20), the arc chute (20) is fixed on the inner wall of the arc rod (6) through a screw, the connecting rod (4) is slidably mounted on the inner wall of the arc chute (20), the other end of the connecting rod (4) is welded and fixed on a plane at the top of the installation shaft (5), and the two ends of the circumferential outer wall of the connecting rod (4) far away from one side of the installation shaft (5) are connected with traction ropes (13) through bolts.
4. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 3, wherein limiting columns (12) are fixedly arranged at two ends of one side of the side plate (2) close to one side bottom of the traction rope (13) through screws, and the traction rope (13) bypasses the two limiting columns (12) respectively.
5. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 4, wherein two bases (11) are fixedly installed at the middle part of one side, close to the limit column (12), of the top of the base plate (1), the tops of the two bases (11) are fixedly provided with the same bidirectional motor (8) through bolts, a rope winding wheel (7) is fixedly welded on an output shaft of one side, close to the side plate (2), of the bidirectional motor (8), and a traction rope (13) is partially wound on the circumferential outer wall of the rope winding wheel (7).
6. The device for detecting bridge defects by using the ultrasonic rebound technique according to claim 5, wherein the cleaning mechanism comprises an arc plate (25), the arc plate (25) is slidably mounted at the bottom of the electric sliding rail (24), and a cleaning brush (27) is fixed at the bottom of the arc inner wall of the arc plate (25) through gluing.
7. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 6, wherein the rotating mechanism comprises a bearing sleeve (28), a round hole is formed in the middle of the bottoms of two sides of the hanging plate (10), the outer wall of the outer ring of the bearing sleeve (28) is welded and fixed on the inner wall of the round hole of the hanging plate (10), a rotating shaft (18) is welded and fixed on the inner wall of the inner ring of the bearing sleeve (28), the rotating shaft (18) penetrates through one side plate (2), a belt pulley (9) is welded and fixed on the outer wall of the circumference of an output shaft of the side plate (2) far away from the two-way motor (8), the belt pulleys (9) are welded and fixed on the outer wall of the circumference of the rotating shaft (18) close to one side of the hanging plate (10), and the same connecting belt (19) is sleeved on the middle of the outer walls of the circumferences of the two belt pulleys (9).
8. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 7, wherein a fixing sleeve (34) is welded and fixed on one side, close to the arc plate (25), of the circumferential outer wall of the rotating shaft (18), four fixing frames (32) are welded and fixed on the circumferential outer wall of the fixing sleeve (34) at equal intervals, and a plurality of toggle rods (33) are welded and fixed on the inner walls of the fixing frames (32).
9. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 8, wherein a sleeve block (30) is welded and fixed at the middle part of the circumferential outer wall of the rotating shaft (18), and four fan blades (31) are welded and fixed at equal intervals on the circumferential outer wall of the sleeve block (30).
10. The detection device for detecting bridge defects by using the ultrasonic rebound technology according to claim 9, wherein a wind box (21) is welded and fixed on one side of the side plate (2), a rotating shaft (18) penetrates through the wind box (21), fan-shaped holes are formed in two ends, close to one side of the hanging plate (10), of the wind box (21), and filter plates (29) are welded and fixed on inner walls of the fan-shaped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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