CN108917696B - Beam rail height difference measurement system - Google Patents
Beam rail height difference measurement system Download PDFInfo
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- CN108917696B CN108917696B CN201810952485.2A CN201810952485A CN108917696B CN 108917696 B CN108917696 B CN 108917696B CN 201810952485 A CN201810952485 A CN 201810952485A CN 108917696 B CN108917696 B CN 108917696B
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- 238000005259 measurement Methods 0.000 title claims description 8
- 238000004891 communication Methods 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims description 28
- 238000003825 pressing Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000012806 monitoring device Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 241001669679 Eleotris Species 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009659 non-destructive testing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- General Physics & Mathematics (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a beam rail height difference measuring system, which comprises a vehicle body, four rail wheels, a remote monitoring device, a left side beam ranging sensor, a left side rail ranging sensor, a right side beam ranging sensor, a right side rail ranging sensor and a mounting bracket for mounting the sensors on the left side and the right side; a driving motor, a speed reducer, a motor driver, a controller, a wireless communication module, a GPS positioning module and a power module are arranged in the vehicle body; the remote monitoring device comprises an upper computer and a wireless base station electrically connected with the upper computer. The beam-rail height difference measuring system utilizes the wireless communication module to carry out wireless communication with the wireless base station, can be convenient for send the acquisition data of sensor and the positioning data of the GPS positioning module to a remote upper computer for analysis and processing, and positions the wooden bridge pillow with deformation, compared with manual detection, the detection efficiency is greatly improved.
Description
Technical Field
The invention relates to a measuring system, in particular to a beam rail height difference measuring system.
Background
The railway high-speed and heavy-load is a trend of railway transportation development, and in the large-span railway bridges operated at present in China, the open bridge deck structure is still a main structural form. For the open bridge deck structure, the health state of the wooden bridge pillow is one of the important factors influencing the running stability of the train. Under the long-time running and natural condition of the train, the bridge sleeper of the bridge deck inevitably decays and deforms, so that the flatness state of the track of the bridge deck is deteriorated, the deterioration of the track state is aggravated, and even accidents such as derailment of the train and the like can be caused. How to effectively maintain the bridge pillow of the open bridge deck becomes a serious difficulty for various works of the railway. The accuracy and the reliability of the bridge deck bridge pillow detection equipment indirectly determine the safety and the comfort of the railway track. The traditional manual detection mode is dangerous, easy to introduce extra accidental errors, time-consuming and labor-consuming, and cannot meet the requirement of high-speed development of the current railway. The large rail detection vehicle special for the rail has high accuracy, but has higher use cost, influences railway transportation and is not beneficial to popularization and use in railway sections in China. Therefore, it is necessary to design a beam-rail height difference measuring system, which can apply the mechanized non-contact nondestructive testing technology to the daily detection of the bridge sleeper of the bridge deck, so that the detection efficiency can be improved, and the labor intensity of workers can be reduced.
Disclosure of Invention
The invention aims to: the beam rail height difference measuring system can be used for applying a mechanized non-contact nondestructive testing technology to daily detection of bridge pillows of open bridge decks, so that the detection efficiency can be improved, and the labor intensity of workers can be reduced.
The technical scheme is as follows: the invention provides a beam rail height difference measuring system, which comprises a vehicle body, four rail wheels, a remote monitoring device, a left side beam ranging sensor, a left side rail ranging sensor, a right side beam ranging sensor, a right side rail ranging sensor and a mounting bracket for mounting the sensors on the left side and the right side; the four rail wheels are arranged on the left side and the right side of the vehicle body through wheel shafts; a driving motor, a speed reducer, a motor driver, a controller, a wireless communication module, a GPS positioning module and a power module are arranged in the vehicle body; a GPS antenna and a wireless communication antenna are arranged on the top of the vehicle body; the remote monitoring device comprises an upper computer and a wireless base station electrically connected with the upper computer; the left side beam ranging sensor and the left side rail ranging sensor are arranged on the left side of the vehicle body through a mounting bracket; the right side beam ranging sensor and the right side rail ranging sensor are mounted on the right side of the vehicle body through a mounting bracket; the controller is respectively and electrically connected with the motor driver, the wireless communication module, the GPS positioning module, the left side beam ranging sensor, the right side beam ranging sensor and the right side beam ranging sensor; the motor driver is electrically connected with the driving motor; the driving motor drives the wheel shaft to rotate through the speed reducer; the GPS antenna is electrically connected with the GPS module; the wireless communication antenna is electrically connected with the wireless communication module; the wireless communication module is in wireless communication with the wireless base station through a wireless communication antenna; the power module is respectively for motor driver, controller, wireless communication module, GPS positioning module, left side rail range finding sensor, right side rail range finding sensor and right side rail range finding sensor power supply.
Further, the mounting bracket comprises a mounting plate, a fastening bolt, an overhanging beam, an inner sensor mounting beam, an outer sensor mounting beam, a height adjusting bolt, a fastening nut, a sensor sleeve and a clamping bolt; the upper side of the mounting plate is hinged on the side surface of the vehicle body through a hinge; the mounting plate is provided with a mounting hole, and the side surface of the vehicle body is provided with a threaded hole corresponding to the mounting hole; the fastening bolt passes through the mounting hole and is screwed on the threaded hole; one end of the cantilever beam is vertically arranged on the plate surface of the mounting plate, and a reinforcing rib plate is arranged at the joint of the cantilever beam and the mounting plate; a strip-shaped mounting hole is formed in the cantilever beam along the length direction of the cantilever beam; the inner sensor mounting beam and the outer sensor mounting beam are both arranged on the cantilever beam through positioning bolts, and strip-shaped sliding blocks which are slidably embedded into strip-shaped mounting holes are arranged on the lower side surfaces of the inner sensor mounting beam and the outer sensor mounting beam; the inner sensor mounting beam and the outer sensor mounting beam are respectively provided with a height adjusting threaded hole; the height adjusting bolt is vertically screwed on the height adjusting threaded hole; the fastening nut is screwed on the height adjusting bolt; the sensor sleeve is vertically and fixedly arranged on the lower end part of the height adjusting bolt; a clamping threaded hole is formed in the pipe wall of the sensor sleeve, and a clamping bolt is screwed on the clamping threaded hole; the left side beam ranging sensor is inserted into a sensor sleeve below the left side outer sensor mounting beam of the vehicle body; the left side rail distance measuring sensor is inserted into a sensor sleeve below the sensor mounting beam in the left side of the vehicle body; the right side beam ranging sensor is inserted into a sensor sleeve below the outer sensor mounting beam on the right side of the vehicle body; the right side rail ranging sensor is inserted into a sensor sleeve below the sensor mounting beam in the right side of the vehicle body.
Further, a limiting mechanism for upwards turning and limiting the mounting bracket is arranged on the left side edge and the right side edge of the top of the vehicle body.
Further, the limiting mechanism comprises a limiting seat, a pull rod and a rotating arm; the limiting seat is fixedly arranged at the top edge of the vehicle body, and a limiting groove is vertically formed in the side surface of the limiting seat; one end of the pull rod is vertically fixed on the bottom of the limit groove; the middle part of the rotating arm is rotatably arranged on the end part of the other end of the pull rod; the cantilever beam swings upwards and then is partially embedded into the limit groove, and the pull rod and the rotating arm penetrate through the strip-shaped mounting hole; the rotating arm is buckled on the hole edge of the strip-shaped mounting hole after rotating.
Further, a rail cleaning device for cleaning the upper side of the rail is arranged on the front side of the vehicle body.
Further, the track cleaning device comprises a lifting adjusting bolt, a lifting seat, two side beams, two lifting rods and a strip-shaped pressing plate; a T-shaped chute is vertically arranged on the front side surface of the vehicle body; the lifting seat is provided with a T-shaped sliding block which is slidably embedded into the T-shaped sliding groove; a fixed block is arranged on the front side surface of the vehicle body and above the lifting seat; the lifting adjusting bolt is vertically screwed on the fixed block, and the lower end part of the lifting adjusting bolt is rotatably arranged on the lifting seat; the two side beams are respectively arranged at the left side and the right side of the lifting seat, and a lifting slide hole is vertically arranged on each of the two side beams; the two lifting rods are vertically and slidably arranged on the two lifting slide holes respectively, and a limiting convex ring for preventing falling from the lifting slide holes is arranged on the upper end part of each lifting rod; the lower end parts of the two lifting rods are fixedly arranged on the upper side surface of the strip-shaped pressing plate; a flexible pressing strip for pressing on the upper side of the rail is arranged on the lower side of the strip-shaped pressing plate.
Further, a cleaning device for cleaning the beam surface is arranged at the front side of the lifting seat.
Further, the cleaning device comprises a connecting beam, a front cross beam, two vertical square columns, two strip-shaped plates and two rollers; one end of the connecting beam is vertically fixed on the front side surface of the lifting seat; the middle part of the front cross beam is fixedly arranged at the other end of the connecting beam, and the front cross beam is parallel to the strip-shaped pressing plate; square mounting holes are vertically formed in two ends of the front cross beam; the two vertical square columns are respectively inserted into the two square mounting holes, and limit pin holes are formed in the vertical square columns at intervals; a limiting pin penetrating through the wall of the square mounting hole is arranged on the front cross beam and is inserted into the limiting pin hole; the two strip-shaped plates are respectively and fixedly arranged on the lower end parts of the two vertical square columns; the two rollers are respectively and rotatably arranged on the two strip-shaped plates, and the rollers of the rollers are parallel to the front cross beam; a rotary transmission mechanism for driving the roller to rotate is arranged on the strip-shaped plate; a flexible scraping plate for cleaning the beam surface is arranged on the outer wall of the roller.
Further, the rotary transmission mechanism comprises a first belt wheel, a first gear, a second belt wheel, a first belt and a second belt; a driving belt wheel is coaxially and fixedly arranged on two rail wheels at the front side of the vehicle body; a driven belt wheel is coaxially and fixedly arranged on the two rollers; the first belt wheel, the first gear, the second gear and the second belt wheel are all rotatably arranged on the strip-shaped plate, the first belt wheel and the first gear are coaxially driven, and the second gear and the second belt wheel are coaxially driven; the first gear is meshed with the second gear; the first belt wheel and the driving belt wheel are driven by a first belt; the second belt wheel and the driven belt wheel are driven by a second belt.
Compared with the prior art, the invention has the beneficial effects that: the wireless communication module is used for carrying out wireless communication with the wireless base station, so that the collected data of the sensor and the positioning data of the GPS positioning module can be conveniently transmitted to a remote upper computer for analysis and processing, and the position of the deformed wooden bridge pillow is positioned, and compared with manual detection, the detection efficiency is greatly improved; the distance between the left side beam distance measuring sensor, the left side rail distance measuring sensor, the right side beam distance measuring sensor and the right side rail distance measuring sensor and the distance between the left side beam distance measuring sensor, the right side beam distance measuring sensor, the left side beam surface, the right side beam distance measuring sensor and the rail surface are respectively measured, the actual height of the wooden bridge sleeper is obtained after subtraction, and accordingly whether the wooden bridge sleeper is greatly deformed or not is judged.
Drawings
FIG. 1 is a schematic view of the overall left side structure of the present invention;
FIG. 2 is a schematic top view of a mounting bracket according to the present invention;
Fig. 3 is a schematic diagram of the circuit principle structure of the present invention.
Detailed Description
The following describes the inventive technical scheme in detail with reference to the accompanying drawings, but the inventive scope of protection is not limited to the embodiments.
Example 1:
As shown in fig. 1-3, the beam rail height difference measurement system provided by the invention comprises: the vehicle comprises a vehicle body 1, four rail wheels 2, a remote monitoring device, a left side beam ranging sensor, a left side rail ranging sensor, a right side beam ranging sensor, a right side rail ranging sensor and a mounting bracket for mounting the sensors on the left side and the right side; four rail wheels 2 are arranged on the left side and the right side of the vehicle body 1 through wheel shafts 23; a driving motor, a speed reducer, a motor driver, a controller, a wireless communication module, a GPS positioning module and a power module are arranged in the vehicle body 1; a GPS antenna 3 and a wireless communication antenna 4 are provided on the top of the vehicle body 1; the remote monitoring device comprises an upper computer and a wireless base station electrically connected with the upper computer; the left side beam ranging sensor and the left side rail ranging sensor are mounted on the left side of the vehicle body 1 through a mounting bracket; the right side beam ranging sensor and the right side rail ranging sensor are mounted on the right side of the vehicle body 1 through a mounting bracket; the controller is respectively and electrically connected with the motor driver, the wireless communication module, the GPS positioning module, the left side beam ranging sensor, the right side beam ranging sensor and the right side beam ranging sensor; the motor driver is electrically connected with the driving motor; the driving motor drives the wheel shaft 23 to rotate through a speed reducer; the GPS antenna 3 is electrically connected with the GPS module; the wireless communication antenna 4 is electrically connected with the wireless communication module; the wireless communication module is in wireless communication with the wireless base station through the wireless communication antenna 4; the power module is respectively for motor driver, controller, wireless communication module, GPS positioning module, left side rail range finding sensor, right side rail range finding sensor and right side rail range finding sensor power supply.
Further, as shown in fig. 2, the mounting bracket includes a mounting plate 5, a fastening bolt 6, an overhanging beam 7, an inner sensor mounting beam 9, an outer sensor mounting beam 8, a height adjusting bolt 13, a fastening nut 16, a sensor sleeve 21, and a clamping bolt 22; the upper side edge of the mounting plate 5 is hinged on the side surface of the vehicle body 1 through a hinge 15; the mounting plate 5 is provided with a mounting hole, and the side surface of the vehicle body 1 is provided with a threaded hole corresponding to the mounting hole; the fastening bolt 6 passes through the mounting hole and is screwed on the threaded hole; one end of the cantilever beam 7 is vertically arranged on the plate surface of the mounting plate 5, and a reinforcing rib plate 10 is arranged at the joint of the cantilever beam 7 and the mounting plate 5; the cantilever beam 7 is provided with a strip-shaped mounting hole 11 along the length direction; the inner sensor mounting beam 9 and the outer sensor mounting beam 8 are both mounted on the cantilever beam 7 through positioning bolts 14, and strip-shaped sliding blocks 12 which are slidably embedded in strip-shaped mounting holes 11 are arranged on the lower side surfaces of the inner sensor mounting beam 9 and the outer sensor mounting beam 8; the inner sensor mounting beam 9 and the outer sensor mounting beam 8 are provided with height adjusting threaded holes; the height adjusting bolt 13 is vertically screwed on the height adjusting threaded hole; the fastening nut 16 is screwed on the height adjusting bolt 13; the sensor sleeve 21 is vertically and fixedly arranged on the lower end part of the height adjusting bolt 13; a clamping threaded hole is formed in the pipe wall of the sensor sleeve 21, and a clamping bolt 22 is screwed on the clamping threaded hole; the left side beam ranging sensor is inserted into a sensor sleeve 21 below the left side outer sensor mounting beam 8 of the vehicle body 1; the left side rail distance measuring sensor is inserted into a sensor sleeve 21 below the sensor mounting beam 9 in the left side of the vehicle body 1; the right side beam ranging sensor is inserted into a sensor sleeve 21 below the right side outer sensor mounting beam 8 of the vehicle body 1; the right side rail distance measuring sensor is inserted in the sensor sleeve 21 below the sensor mounting beam 9 in the right side of the vehicle body 1. The mounting positions of the inner sensor mounting beam 9 and the outer sensor mounting beam 8 can be conveniently adjusted by utilizing the matching of the strip-shaped mounting holes 11 and the strip-shaped sliding blocks 12; the height of the installed sensor can be finely adjusted and calibrated by utilizing the height adjusting bolt 13; the use of clamping bolts 22 can facilitate a more annular sensor.
Further, a limiting mechanism for upwards turning and limiting the mounting bracket is arranged on the left side edge and the right side edge of the top of the vehicle body 1. The limiting mechanism comprises a limiting seat 17, a pull rod 19 and a rotating arm 20; the limiting seat 17 is fixedly arranged at the top edge of the vehicle body 1, and a limiting groove 18 is vertically arranged on the side surface of the limiting seat 17; one end of the pull rod 19 is vertically fixed on the bottom of the limit groove 18; the middle part of the rotating arm 20 is rotatably arranged on the other end part of the pull rod 19; the cantilever beam 7 swings upwards and then is partially embedded into the limit groove 18, and the pull rod 19 and the rotating arm 20 penetrate through the strip-shaped mounting hole 11; the rotating arm 20 is buckled on the hole edge of the strip-shaped mounting hole 11 after rotating. The cantilever beam 7 folded by the limiting mechanism is used for limiting, so that each sensor on the mounting bracket is prevented from being damaged in collision in the turnover transportation process.
Further, a rail cleaning device for cleaning the upper side of the rail is installed on the front side of the vehicle body 1. The track cleaning device comprises a lifting adjusting bolt 25, a lifting seat 28, two side beams 30, two lifting rods 29 and a strip-shaped pressing plate 36; a T-shaped chute 26 is vertically arranged on the front side surface of the vehicle body 1; a T-shaped sliding block 27 which is slidably embedded into the T-shaped sliding groove 26 is arranged on the lifting seat 28; a fixed block 24 is arranged on the front side surface of the vehicle body 1 and above the lifting seat 28; the lifting adjusting bolt 25 is vertically screwed on the fixed block 24, and the lower end part of the lifting adjusting bolt 25 is rotatably arranged on the lifting seat 28; the two side beams 30 are respectively arranged at the left side and the right side of the lifting seat 28, and a lifting slide hole is vertically arranged on each of the two side beams 30; the two lifting rods 29 are vertically and slidably arranged on the two lifting slide holes respectively, and a limit convex ring 31 for preventing falling off from the lifting slide holes is arranged on the upper end part of the lifting rod 29; the lower end parts of the two lifting rods 29 are fixedly arranged on the upper side surface of the strip-shaped pressing plate 36; a flexible bead 37 for pressing against the upper side of the rail is provided on the underside of the strip-shaped pressure plate 36. The upper rail surfaces of the two rails 48 can be cleaned by using the rail cleaning device, dust, water drops and the like on the upper rail surfaces are erased, and the detection precision of the rail ranging sensor is ensured; the height of the lifting seat 28 is adjusted by utilizing the lifting adjusting bolt 25, so that the heights of the two rollers 45 are further adjusted, and the cleaning strength adjusting requirement of the beam surface 50 is met.
Further, a cleaning device for cleaning the beam surface 50 is disposed on the front side of the lifting seat 28, and the beam surface 50 is the top surface of the steel beam upper cover plate. The cleaning device comprises a connecting beam 32, a front cross beam 33, two vertical square columns 34, two strip-shaped plates 38 and two rollers 45; one end of the connecting beam 32 is vertically fixed on the front side surface of the lifting seat 28; the middle part of the front cross beam 33 is fixedly arranged on the other end of the connecting beam 32, and the front cross beam 33 is parallel to the strip-shaped pressing plate 36; a square mounting hole is vertically arranged at both ends of the front beam 33; the two vertical square columns 34 are respectively inserted into the two square mounting holes, and limit pin holes 35 are formed in the vertical square columns 34 at intervals; a limiting pin penetrating through the wall of the square mounting hole is arranged on the front beam 33 and is inserted into the limiting pin hole 35; two strip-shaped plates 38 are fixedly arranged on the lower end parts of the two vertical square columns 34 respectively; two rollers 45 are respectively rotatably mounted on the two strip-shaped plates 38, and the rollers of the rollers 45 are parallel to the front cross beam 33; a rotation transmission mechanism for driving the roller 45 to rotate is arranged on the strip-shaped plate 38; a flexible scraper 46 for cleaning the beam surface is provided on the outer wall of the drum 45. The rotation transmission mechanism includes a first pulley 39, a first gear 41, a second gear 42, a second pulley 43, a first belt 40, and a second belt 44; a driving belt wheel 47 is coaxially and fixedly arranged on the two rail wheels 2 at the front side of the vehicle body 1; a driven belt wheel is coaxially and fixedly arranged on the two rollers 45; the first pulley 39, the first gear 41, the second gear 42 and the second pulley 43 are all rotatably mounted on the strip-shaped plate 38, the first pulley 39 and the first gear 41 are coaxially driven, and the second gear 42 and the second pulley 43 are coaxially driven; the first gear 41 is meshed with the second gear 42; the first pulley 39 and the driving pulley 47 are transmitted by the first belt 40; the second pulley 43 and the driven pulley are driven by a second belt 44. Cleaning of the beam surface 50 is achieved by the cleaning device, and detection precision of the left side beam ranging sensor and the right side beam ranging sensor is guaranteed; the first gear 41 and the second gear 42 are engaged and driven, so that the rotation directions of the rail wheel 2 and the roller 45 are opposite, and foreign matters on the beam surface 50 are cleaned forwards through the flexible scraping plate 46 without influencing the detection of a subsequent sensor; the roller 45 can be conveniently and rapidly lifted by utilizing the cooperation of the limiting pin and the limiting pin hole 35, so that the roller can be conveniently and rapidly retracted, and normal running is not affected.
In the beam rail height difference measuring system provided by the invention, the power supply module is composed of a storage battery and a charging and discharging circuit; the motor driver is matched with the driving motor and used for outputting and adjusting the rotating speed of the driving motor according to the duty ratio of the controller; the controller is a small system formed by a single chip microcomputer; the wireless communication module adopts a long-distance wireless communication module, such as a 433M data transmission wireless module or a 3G/4G module; the GPS positioning module is used for receiving GPS positioning data; the left side beam ranging sensor, the left side rail ranging sensor, the right side beam ranging sensor and the right side rail ranging sensor are all infrared ranging sensors; the upper computer adopts a notebook computer and is used for analyzing and processing the sensor data and remotely driving and controlling the driving motor.
The beam rail height difference measuring system provided by the invention has the following operations when measuring:
And (3) positioning a mounting bracket: rotating the rotating arm 20 to separate the rotating arm 20 from the strip-shaped mounting hole 11, swinging the cantilever beam 7 downwards to a horizontal position, supporting the mounting plate 5 on the side surface of the vehicle body 1, and fixedly mounting the mounting plate 5 on the side surface of the vehicle body 1 by using the fastening bolt 6; the positions of the left and right inner sensor mounting beams 9 are adjusted according to the positions of the left and right rails 48, so that the inner sensor mounting beams 9 are positioned right above the rails 48; the mounting height of the sensor sleeve 21 is adjusted by utilizing the height adjusting bolt 13, so that the mounting heights of the left side rail ranging sensor and the right side rail ranging sensor are adjusted, the comparison and calibration of the left and right measured heights are realized, and the adjusted height adjusting bolt 13 is positioned and fixed by utilizing the fastening nut 16; the positions of the left outer sensor mounting beam 8 and the right outer sensor mounting beam 8 are adjusted so that the left side beam ranging sensor and the right side beam ranging sensor are positioned above a beam surface 50 on which the wooden bridge pillow 49 is mounted and are not blocked by the end parts of the wooden bridge pillow 49 when the sensors detect; and then the mounting height of the sensor sleeve 21 is adjusted by utilizing the height adjusting bolt 13, so that the mounting heights of the left side beam ranging sensor and the right side beam ranging sensor are adjusted, the comparison and calibration of the left side beam ranging sensor and the right side beam ranging sensor are realized, and the adjusted height adjusting bolt 13 is positioned and fixed by utilizing the fastening nut 16.
The remote monitoring device works: the controller receives detection data of the left side beam ranging sensor, the right side beam ranging sensor, the left side rail ranging sensor and the right side rail ranging sensor, and sends the detection data to the wireless base station by utilizing the wireless communication module, the detection data of each sensor is analyzed and processed by the upper computer, and the ranging value of the track ranging sensor is subtracted by the ranging value of the Liang Ceju sensor to obtain the height value of the wooden bridge pillow 49, so that whether the wooden bridge pillow 49 is decayed or deformed is detected; the controller transmits the sensor detection data and the positioning data of the GPS positioning module, so that when the upper computer detects that the height value of the wooden bridge pillow 49 is greatly changed, the upper computer positions the wooden bridge pillow 49, and an maintainer can conveniently and rapidly find the deformed wooden bridge pillow 49.
Track cleaning device work: the two lifting rods 29 are pressed on the strip-shaped pressing plates 36 under the action of weight, the strip-shaped pressing plates 36 transversely span the two rails 48, so that the flexible pressing strips 37 clean the upper rail surfaces of the rails 48, dust, water drops and the like on the upper rail surfaces are erased, and the detection precision of the rail ranging sensor is prevented from being influenced.
The cleaning device works: the driving belt wheel 47 drives the first belt wheel 39 to rotate through the first belt 40, the first belt wheel 39 and the first gear 41 are coaxially driven, the first gear 41 drives the second gear 42 to rotate, the second gear 42 and the second belt wheel 43 are coaxially driven, the second belt wheel 43 drives the driven belt wheel to rotate through the second belt 44, the driven belt wheel and the rollers 45 synchronously rotate, the flexible scraping plates 46 on the two rollers 45 clean the beam surfaces 50 on the outer sides of the two rails 48, dust and other foreign matters are scraped off, and the detection precision of the left side beam ranging sensor and the right side beam ranging sensor is prevented from being influenced; the height of the lifting seat 28 can be adjusted through the lifting adjusting bolt 25, so that the height of the roller 45 is further adjusted, and the adjustment requirement of the cleaning strength of the beam surface 50 is met.
Recovery operation: after all detection is completed, the two rollers 45 are lifted through the cooperation of the limit pins and the limit pin holes 35; the cantilever beam 7 is fixed through the rotary arm 20 by folding the mounting bracket, so that the sensor is prevented from being damaged by collision.
As described above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limiting the invention itself. Various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. A beam rail height difference measurement system is characterized in that: the device comprises a vehicle body (1), four rail wheels (2), a remote detection device, a left side beam ranging sensor, a right side beam ranging sensor and a mounting bracket for mounting the sensors on the left side and the right side; the four rail wheels (2) are arranged on the left side and the right side of the vehicle body (1) through wheel shafts (23); a driving motor, a speed reducer, a motor driver, a controller, a wireless communication module, a GPS positioning module and a power module are arranged in the vehicle body (1); a GPS antenna (3) and a wireless communication antenna (4) are arranged on the top of the vehicle body (1); the remote detection device comprises an upper computer and a wireless base station electrically connected with the upper computer; the left side beam ranging sensor and the left side rail ranging sensor are mounted on the left side of the vehicle body (1) through a mounting bracket; the right side beam ranging sensor and the right side rail ranging sensor are mounted on the right side of the vehicle body (1) through a mounting bracket; the controller is respectively and electrically connected with the motor driver, the wireless communication module, the GPS positioning module, the left side beam ranging sensor, the right side beam ranging sensor and the right side beam ranging sensor; the motor driver is electrically connected with the driving motor; the driving motor drives the wheel shaft (23) to rotate through the speed reducer; the GPS antenna (3) is electrically connected with the GPS module; the wireless communication antenna (4) is electrically connected with the wireless communication module; the wireless communication module is in wireless communication with the wireless base station through a wireless communication antenna (4); the power supply module is used for supplying power to the motor driver, the controller, the wireless communication module, the GPS positioning module, the left side beam ranging sensor, the left side rail ranging sensor, the right side beam ranging sensor and the right side rail ranging sensor respectively;
The mounting bracket comprises a mounting plate (5), a fastening bolt (6), an overhanging beam (7), an inner sensor mounting beam (9), an outer sensor mounting beam (8), a height adjusting bolt (13), a fastening nut (16), a sensor sleeve (21) and a clamping bolt (22); the upper side edge of the mounting plate (5) is hinged on the side surface of the vehicle body (1) through a hinge (15); the mounting plate (5) is provided with a mounting hole, and the side surface of the vehicle body (1) is provided with a threaded hole corresponding to the mounting hole; the fastening bolt (6) passes through the mounting hole and is screwed on the threaded hole; one end of the cantilever beam (7) is vertically arranged on the plate surface of the mounting plate (5), and a reinforcing rib plate (10) is arranged at the joint of the cantilever beam (7) and the mounting plate (5); a strip-shaped mounting hole (11) is arranged on the cantilever beam (7) along the length direction; the inner sensor mounting beam (9) and the outer sensor mounting beam (8) are both mounted on the cantilever beam (7) through positioning bolts (14), and strip-shaped sliding blocks (12) which are slidably embedded into strip-shaped mounting holes (11) are arranged on the lower side surfaces of the inner sensor mounting beam (9) and the outer sensor mounting beam (8); the inner sensor mounting beam (9) and the outer sensor mounting beam (8) are provided with height adjusting threaded holes; the height adjusting bolt (13) is vertically screwed on the height adjusting threaded hole; the fastening nut (16) is screwed on the height adjusting bolt (13); the sensor sleeve (21) is vertically and fixedly arranged on the lower end part of the height adjusting bolt (13); a clamping threaded hole is formed in the pipe wall of the sensor sleeve (21), and a clamping bolt (22) is screwed on the clamping threaded hole; the left side beam ranging sensor is inserted into a sensor sleeve (21) below the left side outer sensor mounting beam (8) of the vehicle body (1); the left side rail distance measuring sensor is inserted into a sensor sleeve (21) below the sensor mounting beam (9) in the left side of the vehicle body (1); the right side beam ranging sensor is inserted into a sensor sleeve (21) below the right side outer sensor mounting beam (8) of the vehicle body (1); the right side rail distance measuring sensor is inserted into a sensor sleeve (21) below a sensor mounting beam (9) in the right side of the vehicle body (1);
a limiting mechanism for upwards turning and limiting the mounting bracket is arranged on the left side edge and the right side edge of the top of the vehicle body (1);
The limiting mechanism comprises a limiting seat (17), a pull rod (19) and a rotating arm (20); the limiting seat (17) is fixedly arranged at the top edge of the vehicle body (1), and a limiting groove (18) is vertically formed in the side surface of the limiting seat (17); one end of the pull rod (19) is vertically fixed on the bottom of the limit groove (18); the middle part of the rotating arm (20) is rotatably arranged on the end part of the other end of the pull rod (19); the cantilever beam (7) swings upwards and then is partially embedded into the limit groove (18), and the pull rod (19) and the rotating arm (20) penetrate through the strip-shaped mounting hole (11); the rotating arm (20) is buckled on the hole edge of the strip-shaped mounting hole (11) after rotating;
A track cleaning device for cleaning the upper side surface of the track is arranged on the front side of the vehicle body (1).
2. The beam rail height difference measurement system according to claim 1, wherein: the track cleaning device comprises a lifting adjusting bolt (25), a lifting seat (28), two side beams (30), two lifting rods (29) and a strip-shaped pressing plate (36); a T-shaped chute (26) is vertically arranged on the front side surface of the vehicle body (1); a T-shaped sliding block (27) which is slidably embedded into the T-shaped sliding groove (26) is arranged on the lifting seat (28); a fixed block (24) is arranged on the front side surface of the vehicle body (1) and above the lifting seat (28); the lifting adjusting bolt (25) is vertically screwed on the fixed block (24), and the lower end part of the lifting adjusting bolt (25) is rotatably arranged on the lifting seat (28); the two side beams (30) are respectively arranged at the left side and the right side of the lifting seat (28), and a lifting sliding hole is vertically arranged on each of the two side beams (30); the two lifting rods (29) are vertically and slidably arranged on the two lifting slide holes respectively, and a limiting convex ring (31) for preventing falling off from the lifting slide holes is arranged on the upper end part of the lifting rod (29); the lower end parts of the two lifting rods (29) are fixedly arranged on the upper side surface of the strip-shaped pressing plate (36); a flexible pressing strip (37) for pressing on the upper side of the rail is arranged on the lower side of the strip-shaped pressing plate (36).
3. The beam rail height difference measurement system according to claim 2, wherein: a cleaning device for cleaning the beam surface is arranged at the front side of the lifting seat (28).
4. A rail height difference measurement system according to claim 3, wherein: the cleaning device comprises a connecting beam (32), a front cross beam (33), two vertical square columns (34), two strip-shaped plates (38) and two rollers (45); one end of the connecting beam (32) is vertically fixed on the front side surface of the lifting seat (28); the middle part of the front cross beam (33) is fixedly arranged at the other end of the connecting beam (32), and the front cross beam (33) is parallel to the strip-shaped pressing plate (36); two ends of the front cross beam (33) are vertically provided with square mounting holes; the two vertical square columns (34) are respectively inserted into the two square mounting holes, and limit pin holes (35) are formed in the vertical square columns (34) at intervals; a limiting pin penetrating through the wall of the square mounting hole is arranged on the front cross beam (33) and is inserted into the limiting pin hole (35); the two strip-shaped plates (38) are respectively and fixedly arranged on the lower end parts of the two vertical square columns (34); the two rollers (45) are respectively and rotatably arranged on the two strip-shaped plates (38), and the rollers of the rollers (45) are parallel to the front cross beam (33); a rotary transmission mechanism for driving the roller (45) to rotate is arranged on the strip-shaped plate (38); a flexible scraper (46) for cleaning the beam surface is arranged on the outer wall of the roller (45).
5. The beam rail height difference measurement system according to claim 4, wherein: the rotary transmission mechanism comprises a first belt wheel (39), a first gear (41), a second gear (42), a second belt wheel (43), a first belt (40) and a second belt (44); a driving belt wheel (47) is coaxially and fixedly arranged on the two rail wheels (2) at the front side of the vehicle body (1); a driven belt wheel is coaxially and fixedly arranged on the two rollers (45); the first belt wheel (39), the first gear (41), the second gear (42) and the second belt wheel (43) are all rotatably arranged on the strip-shaped plate (38), the first belt wheel (39) and the first gear (41) are coaxially driven, and the second gear (42) and the second belt wheel (43) are coaxially driven; the first gear (41) is meshed with the second gear (42); the first belt wheel (39) and the driving belt wheel (47) are driven by a first belt (40); the second pulley (43) and the driven pulley are driven by a second belt (44).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810952485.2A CN108917696B (en) | 2018-08-21 | 2018-08-21 | Beam rail height difference measurement system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810952485.2A CN108917696B (en) | 2018-08-21 | 2018-08-21 | Beam rail height difference measurement system |
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| CN201810952485.2A Active CN108917696B (en) | 2018-08-21 | 2018-08-21 | Beam rail height difference measurement system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110044281A (en) * | 2019-05-23 | 2019-07-23 | 安徽赛安安全设备有限责任公司 | Devices and methods therefor for the detection of fastener elasticity |
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| CN108917696A (en) | 2018-11-30 |
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