CN114852126A - Track flaw detection vehicle - Google Patents
Track flaw detection vehicle Download PDFInfo
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- CN114852126A CN114852126A CN202210612482.0A CN202210612482A CN114852126A CN 114852126 A CN114852126 A CN 114852126A CN 202210612482 A CN202210612482 A CN 202210612482A CN 114852126 A CN114852126 A CN 114852126A
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- rail
- detection device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K9/00—Railway vehicle profile gauges; Detecting or indicating overheating of components; Apparatus on locomotives or cars to indicate bad track sections; General design of track recording vehicles
- B61K9/08—Measuring installations for surveying permanent way
- B61K9/10—Measuring installations for surveying permanent way for detecting cracks in rails or welds thereof
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The invention discloses a rail flaw detection vehicle; the adjusting system is arranged on the bearing frame and used for adjusting the position of the detection device, and the detection device is arranged on the lower side of the adjusting system and used for detecting the track. Bear and bear adjusting system and detection device and move on the track, can be quick detect the track through detection device, improve the efficiency that detects the track, through adjusting system adjustment detection device's position, can be according to the different positions of the track adjustment of different scenes, make detection device be close to the track, improve the detection effect to the track.
Description
Technical Field
The invention relates to the technical field of rail flaw detection, in particular to a rail flaw detection vehicle.
Background
The rail flaw detection is a process of detecting and processing rails in a planned way by adopting a nondestructive detection means so as to be convenient before the damage does not cause serious consequences. Nondestructive testing is a method of testing an object under test without changing its physical properties. When the rail is subjected to nondestructive testing, the testing efficiency is low, and the testing effect is poor.
Disclosure of Invention
The invention mainly solves the technical problem of providing a rail flaw detection vehicle, and solves the problems of low detection efficiency and poor detection effect when performing nondestructive detection on a rail.
In order to solve the technical problem, one technical scheme adopted by the invention is to provide a rail flaw detection vehicle, which comprises: bear frame, adjustment system and detection device, bear the frame and be used for moving on the track to and bear adjustment system and detection device, adjustment system sets up bear the frame, be used for adjusting detection device's position, detection device sets up the adjustment system downside is used for detecting the track.
Preferably, the bearing frame comprises two supporting beams which are arranged at intervals from front to back and connecting plates at the left end and the right end of the supporting beams; both ends all are provided with the gusset plate about a supporting beam, be provided with the spout on the gusset plate, be provided with on the connecting plate with the arch of spout adaptation.
Preferably, the adjusting system comprises a swinging device, a translation device, a lifting device and a locking device;
the swing device is arranged on the bearing frame and used for adjusting the inclination angle of the detection device, the translation device is connected with the swing device and used for adjusting the longitudinal position of the detection device, the lifting device is connected with the translation device and used for adjusting the vertical position of the detection device, and the locking device is arranged on the side surface of the lifting device and used for locking or unlocking the lifting device.
Preferably, the pendulous device includes wabbler mechanism, rocking frame and limit pendulum mechanism, the wabbler mechanism with bear the frame and articulate, wabbler mechanism with the rocking frame is connected, wabbler mechanism is used for making the rocking frame swing, limit pendulum mechanism sets up bear the frame with between the rocking frame, limit pendulum mechanism is used for locking the rocking frame.
Preferably, the translation device includes two first sliding assemblies and two translation plates between the first sliding assemblies, the translation plates are perpendicular to the two first sliding assemblies, each first sliding assembly includes a first slide rail and a first slider adapted to the first slide rail, the first slide rail is fixed between two long sides of the rocking frame, the first slider is fixed on the bottom surface of the translation plate, and the translation plates slide relative to the first slide rail.
Preferably, elevating gear includes fixed plate, installing support, movable support, second slip subassembly and second telescopic link, the fixed plate is used for fixing the installing support, the upper end of installing support is fixed the lower surface of fixed plate, the setting of second slip subassembly is in the inboard of installing support is used for making the movable support for the installing support slides, the stiff end setting of second telescopic link is in the lower surface of fixed plate, the free end of second telescopic link is connected the movable support, the second telescopic link is used for the drive the movable support slides.
Preferably, the locking device comprises a raised head column fixedly arranged and a locking hook clamped on the raised head column, the locking hook is clamped on the raised head part of the raised head column, the lifting device is locked by the locking device, the locking hook is separated from the raised head column, and the locking device is unlocked.
Preferably, the flaw detection vehicle further comprises a sliding shoe device, the sliding shoe device comprises a slotted steel plate and a sliding shoe arranged on the lower side of the slotted steel plate, and the sliding shoe is arranged on the lower side of the slotted steel plate through a first mounting mechanism or a second mounting mechanism; the sliding shoe installed through the first installation mechanism is parallel to the channel steel plate, and the sliding shoe installed through the second installation mechanism and the channel steel plate have an inclination angle.
Preferably, second installation mechanism is including the ear seat that sideslips, bull stick and connecting rod, the ear seat that sideslips sets up the lateral surface of channel plate, the both ends downwardly extending of ear seat that sideslips has the otic placode, the one end of the equal articulated bull stick of otic placode, the other end of bull stick is connected with the lower extreme of connecting rod, the upper end of connecting rod is fixed the medial surface of channel plate, the bull stick pass through the pivot with the piston shoe is articulated.
Preferably, the detection device comprises a magnetic yoke arranged in the cover shell and an electromagnetic sensor, the magnetic yoke comprises an electromagnet and a coil, the coil is arranged on the periphery of the electromagnet and used for conducting electricity to enable the electromagnet to generate magnetism, the electromagnet is electrified to magnetize the track, and the electromagnetic sensor is used for detecting the magnetized track.
The invention has the beneficial effects that: bear and bear adjusting system and detection device and move on the track, can be quick detect the track through detection device, improve the efficiency that detects the track, through adjusting system adjustment detection device's position, can be according to the different positions of the track adjustment of different scenes, make detection device be close to the track, improve the detection effect to the track.
Drawings
FIG. 1 is a schematic front side view according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the rear side according to an embodiment of the present invention;
FIG. 3 is a schematic view of a carrier in accordance with one embodiment of the present invention;
FIG. 4 is a schematic diagram of the construction of the oscillating and translating means according to one embodiment of the present invention;
FIG. 5 is a schematic structural view of a lifting device and a locking device according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of the right side of the lifting device according to one embodiment of the present invention;
FIG. 7 is a schematic view of the left side of the elevator apparatus according to one embodiment of the present invention;
FIG. 8 is a schematic structural diagram of a locking device according to an embodiment of the present invention;
FIG. 9 is a schematic view of the internal structure of a locking device according to one embodiment of the invention;
FIG. 10 is a schematic structural view of a lock housing according to an embodiment of the present invention;
FIG. 11 is a schematic view of the construction of a slipper device and a detection device according to an embodiment of the invention;
FIG. 12 is a schematic view of a structure at a first mounting mechanism in accordance with an embodiment of the invention;
FIG. 13 is a schematic structural view at a second mounting mechanism in accordance with an embodiment of the present invention;
FIG. 14 is a schematic structural view of an ear mount assembly according to an embodiment of the invention;
FIG. 15 is a schematic structural diagram of a detection device according to an embodiment of the present invention;
FIG. 16 is a schematic diagram of the internal structure of a detection device according to an embodiment of the present invention;
FIG. 17 is a schematic diagram of an explosive structure of a detection device according to an embodiment of the invention;
FIG. 18 is a schematic view of a pinch plate according to an embodiment of the present invention.
Detailed Description
In order to facilitate an understanding of the invention, the invention is described in more detail below with reference to the accompanying drawings and specific examples. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It is to be noted that, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1-18 show an embodiment of the present invention comprising: a carrier 10, an adjustment system and a detection device 70, the carrier 10 being intended to run on a rail and carrying said adjustment system and detection device 70, the adjustment system being arranged on the carrier 10 for adjusting the position of the detection device 70, the detection device 70 being arranged on the underside of the adjustment system for detecting the rail.
Bear adjusting system and detection device 70 and move on the track of frame 10, can be quick detect the track through detection device 70, improve the efficiency that detects the track, adjust the position of detection device 70 through adjusting system, can be according to the different positions of the track adjustment of different scenes, make detection device 70 be close to the track, improve the detection effect to the track.
The carriage 10 is provided at the lower side thereof with rollers (not shown) which can orbit. The carriage 10 can be automatically moved along the track by motor-driven rollers.
As shown in fig. 3, the loading frame 10 includes two support beams 101 spaced back and forth, and connecting plates 102 at left and right ends of the support beams 101.
The connecting plates 102 are n-shaped, and both ends of the support beam 101 are respectively disposed between the legs of the connecting plates 102 on both sides.
Reinforcing plates 103 are provided at both left and right ends of the supporting beam 101, and the supporting beam 101 is connected to the connecting plate 102 through the reinforcing plates 103, thereby improving the connection strength between the supporting beam 101 and the connecting plate 102.
Preferably, the reinforcing plate 103 is provided with a sliding groove 104, and the connecting plate 102 is provided with a protrusion 105 adapted to the sliding groove 104, so that the protrusion 105 can provide a supporting force in the vertical direction, thereby improving the bearing capacity of the supporting beam 101. The stability of the loading ledges 10 is improved.
The adjusting system comprises a swinging device 20, a translation device 30, a lifting device 40 and a locking device 50. The swing device 20 is disposed on the carriage 10, the translation device 30 is connected to the swing device 20 for adjusting the longitudinal position of the detection device 70, the lifting device 40 is connected to the translation device 30 for adjusting the vertical position of the detection device 70, and the locking device 50 is disposed at a side of the lifting device 40 for locking or unlocking the lifting device 40.
The position of the detection device 70 is adjusted through the adjusting system, and the inclination angle, the longitudinal position and the vertical position of the detection device 70 arranged on the detecting adjusting system are adjusted, so that the detection device 70 is close to the track, and the detection effect on the track is improved.
The tilt angle, the longitudinal position and the vertical position of the detection device 70 can be respectively adjusted by adjusting the swing device 20, the translation device 30 and the lifting device 40 in the system, and a person skilled in the art can also use the swing device 20, the translation device 30 and the lifting device 40 alone, that is, the detection device 70 can be mounted on the swing device 20, the translation device 30 or the lifting device 40, and only one of the tilt angle, the longitudinal position and the vertical position is adjusted.
Preferably, as shown in fig. 4, the swing device 20 includes a swing mechanism, a swing frame 202 and a swing limiting mechanism 203, the swing mechanism is hinged to the carrier 10, the swing mechanism is connected to the swing frame 202, the swing mechanism is used for swinging the swing frame 202, the swing limiting mechanism 203 is arranged between the carrier 10 and the swing frame 202, and the swing limiting mechanism 203 is used for locking the swing frame 202.
The tilt angle of the detection device 70 can be adjusted by the swing device 20, and thus, the present invention can be applied to different application scenarios.
The swing mechanism comprises four swing assemblies 201, wherein two swing assemblies 201 are hinged with the supporting beam 101 at the front side, and the other two swing assemblies 201 are hinged with the supporting beam 101 at the rear side.
The swing assembly 201 comprises a first rotating arm 2011, a second rotating arm 2012, a rotating arm shaft 2013 and a connecting sub-piece 2014, the first rotating arm 2011 and the second rotating arm 2012 are symmetrically arranged relative to a central axis of the supporting beam 101, the lower ends of the first rotating arm 2011 and the second rotating arm 2012 are hinged to the supporting beam 101, the rotating arm shaft 2013 is arranged between the upper ends of the first rotating arm 2011 and the second rotating arm 2012, the first rotating arm 2011 and the second rotating arm 2012 are respectively hinged to the rotating arm shaft 2013, the connecting sub-piece 2014 is provided with two connecting sub-pieces 2014, the two connecting sub-pieces 2014 are respectively arranged on the outer sides of the first rotating arm 2011 and the second rotating arm 2012, and the two connecting sub-pieces 2014 are respectively hinged to the first rotating arm 2011 and the second rotating arm 2012.
A connecting shaft hinged with the first rotating arm 2011 or the second rotating arm 2012 protrudes from two sides of the supporting beam 101. The support beam 101 is hinged to the first swivel arm 2011 and the second swivel arm 2012 by a connecting shaft.
The outside of first rocking arm 2011 and second rocking arm 2012 all is provided with sways limiting plate 2015, sways limiting plate 2015 and fixes on a supporting beam 101 for prevent the excessive swing of first rocking arm 2011 or second rocking arm 2012.
The swing limit plate 2015 is arranged obliquely, and the inclination angle relative to the vertical direction is 10-30 degrees. Preferably 20.
Rocking frame 202 is square frame, and rocking frame 202 sets up between four rocking assembly 201, and the long limit of rocking frame 202 and connecting sub-2014 fixed connection.
The swing limiting mechanism 203 includes a first lock rod 2031 and a second lock rod 2032, the hinged end of the first lock rod 2031 is hinged to the connecting plate 102, the hinged end of the second lock rod 2032 is hinged to the swing frame 202, and the screwed end of the first lock rod 2031 and the screwed end of the second lock rod 2032 are screwed to a stud 2033.
The screw thread of the screw joint end of the first lock rod 2031 is a right-hand screw thread, the screw thread of the screw joint end of the second lock rod 2032 is a left-hand screw thread, and the screw threads of both ends of the stud 2033 are respectively matched with the right-hand screw thread and the left-hand screw thread. Thereby facilitating rotation of the stud 2033 relative to the first and second lock rods 2031, 2032. Thereby facilitating locking of rocking cradle 202.
Preferably, a first hinge base 204 is disposed at a middle portion of the connection plate 102, and a hinge end of the first lock rod 2031 is hinged to the first hinge base 204 through a first hinge shaft.
Preferably, a second hinge base 205 is disposed at the middle of the long side of the swing frame 202, and the hinge end of the second locking rod 2032 is hinged to the second hinge base 205 through a second hinge shaft.
Preferably, a sleeve 2034 is disposed at a hinge of the hinge end of the first locking bar 2031 and the hinge end of the second locking bar 2032, and the sleeve 2034 is used to improve the flexibility of rotation of the first locking bar 2031 and the second locking bar 2032.
Preferably, the outer sides of the first hinge shaft and the second hinge shaft are both provided with a sleeve 2034, the sleeve 2034 rotates relative to the first hinge shaft or the second hinge shaft, and the hinged end of the first lock rod 2031 or the hinged end of the second lock rod 2032 is sleeved on the periphery of the sleeve 2034. Thereby, the rotation of the first lock rod 2031 relative to the link plate 102 and the rotation of the second lock rod 2032 relative to the rocker 202 can be facilitated.
The inclination angle of the detection device 70 can be conveniently adjusted by the swing device 20, for example, when the detection of the side surface of the track needs to be emphasized, the inclination angle of the detection device 70 can be adjusted by the swing device 20, so that the detection device 70 is parallel to the side surface of the track, and the side surface of the adjacent track is detected, thereby improving the detection effect.
As shown in fig. 4, the rocking frame 202 is provided with the translation device 30. The translation device 30 comprises two first sliding assemblies 301 and a translation plate 303 between the two first sliding assemblies 301, the translation plate 303 is perpendicular to the two first sliding assemblies 301, each first sliding assembly 301 comprises a first sliding rail 3011 and a first sliding block 3012, the first sliding rail 3011 is fixed between two long edges of the swing frame 202, the first sliding block 3012 is fixed on the bottom surface of the translation plate 303, the first sliding block 3012 and the first sliding rail 3011 are adapted to slide on the first sliding rail 3011, and the translation plate 303 slides relative to the first sliding rail 3011; translation plate 303 can be translated relative to swing frame 202 by first slide assembly 301.
Preferably, two translation support plates 302 are arranged between two long sides of the rocking frame 202, two first sliding rails 3011 are respectively arranged on the two translation support plates 302, and the first sliding rails 3011 are fixed by the translation support plates 302, so as to ensure the firm arrangement of the first sliding rails 3011.
Preferably, the translation stopper 3031 is T-shaped.
The middle portion of the translating plate 303 is provided with a reinforcing plate 3032, and the reinforcing plate 3032 is used for reinforcing the strength of the translating plate 303. The bearing capacity of the translating plate 303 is improved.
The translation device 30 further includes a first proximity switch and a second proximity switch, the first proximity switch and the second proximity switch (not shown in the figure) are respectively disposed on the left and right sides of the swing frame 202, the left and right sides of the translation plate 303 are respectively provided with a first proximity rod 3033 and a second proximity rod 3034, and the first proximity switch corresponds to the first proximity rod 3033 and is used for determining a movement limit of the left side of the translation plate 303. The second proximity switch corresponds to the second proximity rod 3034 and is used to determine the limit of movement of the right side of the translation plate 303.
The proximity switch holder 3035 for fixing the first proximity switch or the second proximity switch is provided on each of the left and right sides of the rocking arm 202, and the cross-sectional shape of the proximity switch holder 3035 is square. The left and right sides of the translation plate 303 are respectively provided with an approach rod holder 3036 for fixing the first approach rod 3033 or the second approach rod 3034. The cross-sectional shape proximate the stem seat 3036 is L-shaped.
The translation device 30 further comprises a first telescopic rod 304 for driving the translation plate 303 to translate, a free end of the first telescopic rod 304 is hinged to the translation plate 303, and a fixed end of the first telescopic rod 304 is hinged to the fixing plate 401. The first telescoping rod 304 can be an electric first telescoping rod 304 or a hydraulic first telescoping rod 304.
The reinforcing plate 3032 in the middle of the translating plate 303 is provided with a third hinge base 305, and the third hinge base 305 is used for hinging the hinged end of the first telescopic rod 304.
Preferably, a protruding portion 3061 extends from the upper end of the second rotating arm 2012 adjacent to the first telescopic rod 304, and the mounting plate 306 is fixedly connected to the protruding portion 3061. The mounting plate 306 is used for mounting the first telescopic rod 304, and the mounting plate 306 includes an intermediate portion 3062, inclined portions 3063 extending from both ends of the intermediate portion 3062 in the direction of the translation plate 303, and fixing portions 3064 extending from the inclined portions 3063 in the direction of the support beam 101. The fixing portion 3064 is fixedly connected to the protruding portion 3061. The intermediate portion 3062 of the mounting plate 306 is spaced away from the translating plate 303, thereby enabling an increased distance between the third hinge mount 305 and the intermediate portion 3062, facilitating installation of the first telescoping rod 304 in use.
The position of the detection device 70 relative to the rail can be adjusted in real time through the translation device 30, and when the position of the detection device 70 deviates from the rail, the position of the detection device 70 can be adjusted in time, so that when the detection device 70 is positioned right above the rail, the detection efficiency and the detection effect of the rail are improved.
As shown in fig. 5, 6 and 7, the elevating device 40 is provided at the lower side of the translation device 30. The lifting device 40 comprises a fixing plate 401, a mounting bracket 402, a moving bracket 403, a second sliding assembly 404 and a second telescopic rod 405, wherein the fixing plate 401 is fixedly arranged, preferably, the fixing plate 401 is fixedly arranged at the lower side of the translation plate 303 and is used for fixing the mounting bracket 402, the upper end of the mounting bracket 402 is fixed on the lower surface of the fixing plate 401, the second sliding assembly 404 is arranged at the inner side of the mounting bracket 402 and is used for enabling the moving bracket 403 to slide relative to the mounting bracket 402, the fixed end of the second telescopic rod 405 is arranged on the lower surface of the fixing plate 401, the free end of the second telescopic rod 405 is connected with the moving bracket 403, and the second telescopic rod 405 is used for driving the moving bracket 403 to slide.
Preferably, the mounting bracket 402 includes an upper top plate 4021 arranged in a horizontal direction, a middle plate 4022 arranged in a vertical direction, and two mounting side plates 4023 extending from two sides of the middle plate 4022.
The upper top plate 4021 has a hole, and the fixed end of the second telescopic rod 405 is fixed to the lower surface of the fixing plate 401 through the hole.
The number of the second sliding assemblies 404 is two, and the two second sliding assemblies are respectively arranged on two sides of the second telescopic rod 405. The second sliding member 404 includes a second sliding rail 4041 and a second sliding block 4042. A second slide rail 4041 is secured to the middle plate 4022 of the mounting bracket 402. The second slider 4042 is disposed on the second slide rail 4041 and is slidable relative to the second slide rail 4041. Preferably, two second sliders 4042 are provided, so that the contact area between the movable holder 403 and the second sliders 4042 can be increased, and stable sliding can be ensured.
Preferably, the mobile support 403 includes a mobile bottom plate 4031 horizontally disposed, a connecting vertical plate 4032 vertically disposed, and a mobile side plate 4033 connecting both sides of the vertical plate 4032; the connecting riser 4032 is fixedly connected to the second slider 4042.
The free end of the second telescopic rod 405 may be fixed at the moving bottom 4031 of the moving bracket 403. If the second telescopic rod is directly fixed on the movable bottom 4031 of the movable bracket 403, the movement of the movable bracket 403 has no buffer, and the second telescopic rod 405 is easily damaged.
In order to solve the above problem, it is preferable that the moving bottom 4031 of the moving bracket 403 is provided with an adjusting assembly 406 for buffering the acting force of the moving bracket 403, the adjusting assembly 406 includes an adjusting seat 4061, an adjusting block 4062, a sleeve rod 4063 and an adjusting spring 4064, the sleeve rod 4063 penetrates through the adjusting seat 4061 and the adjusting block 4062, and two sleeve rods 4063 are vertically arranged and respectively arranged on two sides of the adjusting seat 4061. The lower end of the loop bar 4063 is fixed to the movable base 4031, and the upper end of the loop bar 4063 slightly protrudes from the upper surface of the adjustment seat 4061. The adjusting spring 4064 is sleeved on the periphery of the sleeve bar 4063, the lower portion of the adjusting spring 4064 penetrates through the adjusting seat 4061, the lower end of the adjusting spring 4064 abuts against the movable base 4031, and the upper end of the adjusting spring 4064 abuts against the lower surface of the adjusting block 4062.
Preferably, the adjusting base 4061 includes an adjusting bottom plate 40611, adjusting side plates 40612 at both sides of the adjusting bottom plate 40611, and a flap 40613 extending inward from the adjusting side plate 40612, the middle portion of the adjusting bottom plate 40611 and the end portion of the flap 40613 extend toward the gap between the connecting risers 4032 to form a fastening portion 40614, the connecting riser 4032 has a fastening hole 40322 at the middle portion thereof, and the fastening portion 40614 is fastened at the fastening hole 40322. Through the sliding fit of the clamping portion 40614 and the clamping hole 40322, the adjusting seat 4061 can always slide between the two connecting vertical plates 4032, and the side slip of the adjusting seat 4061 is avoided.
Preferably, the adjusting block 4062 includes a recessed portion 40621 and a penetrating portion 40622 on both sides of the recessed portion 40621, the recessed portion 40621 is used for connecting the free end of the second telescopic rod 405, and the penetrating portion 40622 is used for penetrating the loop bar 4063 and setting the adjusting spring 4064. The free end of the second telescopic rod 405 is fixed at the concave portion 40621, which is convenient for the installation of the second telescopic rod 405 and improves the extension distance of the second telescopic rod 405.
Preferably, the lower surface of the through portion 40622 of the adjusting block 4062 is provided with a groove adapted to the diameter of the adjusting spring 4064, and the upper end of the adjusting spring 4064 is disposed in the groove. The adjusting spring 4064 can be restricted by the groove, and the upper end of the adjusting spring 4064 is prevented from sliding laterally.
Preferably, the adjusting seat 4061 is provided with a fixing hole on the side away from the connecting vertical plate 4032, and the fixing hole is provided with a bolt for fixing the sleeve bar 4063.
Preferably, a limit portion 40321 extends from a side surface of the connecting riser 4032 adjacent to the mounting bracket 402, a limit stop 407 is arranged on the limit portion 40321, a limit post 408 is arranged on a lower portion of the middle plate 4022 of the mounting bracket 402, the limit stop 407 is located right above the limit post 408, and the limit post 408 is used for limiting a downward moving position of the limit stop 407.
Preferably, two limit stoppers 407 are provided, and are respectively vertically provided on the limit portion 40321. The limiting column 408 is provided with one, and is horizontally arranged at the lower part of the middle plate 4022.
Preferably, the stopper 407 has a protrusion 3061 extending into the stopper 40321, and the protrusion 3061 can provide a vertical support force to the connecting riser 4032, thereby improving the firmness of the connection between the stopper 407 and the connecting riser 4032.
Preferably, the side of the restraining post 408 adjacent to the adjustment seat 4061 is chamfered. Therefore, the clamping part 40614 of the adjusting seat 4061 can be prevented from touching the limit column 408. Facilitating sliding of the adjustment seat 4061.
Preferably, the dust cover 409 is disposed at the upper end of the second sliding rail 4041, and the dust cover 409 is preferably an organ dust cover 409, so that the dust cover 409 can achieve a dust-proof effect, and can achieve a certain buffering effect when the second sliding block 4042 moves to the upper end.
Preferably, a seal 4010 is disposed between the connecting riser 4032 and the intermediate plate 4022. Dust is prevented from entering the second sliding assembly 404 by the packing 4010.
Preferably, oil ports 4011 are arranged on two sides of the connecting vertical plate 4032, and movable baffles 4012 are arranged at the oil ports 4011. The oil port 4011 is opened and closed by the shutter 4012, and when the oil port 4011 is opened, lubricating oil is added to the second slide module 404 from the oil port 4011. The oil port 4011 is closed to prevent dust from entering the second sliding assembly 404.
Through the adjustment detection device 70 that elevating gear 40 can be convenient and fast and the track is at vertical ascending distance, when detecting, makes detection device 70 be close to the track, improves the detection effect to the track. After the detection is finished, the detection device 70 can be lifted, so that the detection device 70 is far away from the rail, the collision between the parts on the rail and the detection device 70 is avoided, and the safety is improved.
The lifting device 40 can drive the detection device 70 to move up and down, and the lifting position can be limited by the second telescopic rod 405. This approach is less robust.
In order to solve the above problem, as shown in fig. 8, 9 and 10, it is preferable that a locking device 50 is further included. The locking device 50 comprises a raised head column 501 fixedly arranged and a locking hook 502 clamped with the raised head column 501, when the locking hook 502 is clamped at the raised head part of the raised head column 501, the locking device 50 locks the lifting device 40, and the lifting device 40 cannot be lifted. When the locking hook 502 is separated from the stud 501, the locking device 50 is unlocked and the lifting device 40 can be lifted and lowered.
The lifting device 40 is locked by the matching of the locking hook 502 and the raised head column 501, and the stability of the lifting device 40 in use is ensured.
Preferably, a T-shaped locking seat 5011 is arranged on the outer side of the movable side plate 4033 of the movable frame, and the raised head column 501 is vertically arranged on the middle edge of the locking seat 5011.
The locking hooks 502 can be manually snapped onto the nose posts 501 for automatic locking and unlocking. Further, the locking device 50 further includes a driving mechanism 504 for driving the locking hook 502 to be locked or unlocked. The driving mechanism 504 may be an electric telescopic rod, a hydraulic telescopic rod, a cylinder, etc.
Preferably, the actuating mechanism 504 includes an air cylinder that drives the locking hook 502 into engagement with the nose post 501 and a tension spring 505 that pulls the locking mechanism away from the nose post 501.
The locking device 50 further comprises a locking shell 503, the locking hook 502 is arranged in the locking shell 503, and the locking shell 503 is fixed on the outer side of the mounting side plate 4023 of the mounting rack. Locking hook 502 is located directly above nose post 501.
The latching case 503 includes a receiving cavity adapted to the latching hook 502, and a hinge shaft hinged to the hinge portion 5022 is disposed in the receiving cavity.
The locking housing 503 of the receiving cavity is provided with an installation groove 5031 for installing the driving mechanism 504, and the installation groove 5031 is provided with a first through hole 5032 for penetrating the driving mechanism 504 and a second through hole 5033 for penetrating the extension spring 505. The upper part of the mounting groove 5031 is provided with a clamping groove 5034, the upper side of the second through hole 5033 is clamped with a clamping piece 506, the clamping piece 506 is clamped at the clamping groove 5034, the upper end of the extension spring 505 is connected with the clamping piece 506, and the lower end is connected with the end part 5023.
The locking hook 502 comprises a hook portion 5021 matched with the raised head column 501, a hinge portion 5022 hinged with the locking shell 503, and a head portion 5023 connected with the extension spring 505, a horizontal pressing portion 5024 is arranged between the head portion 5023 and the hinge portion 5022, a vertical linking portion 5025 is arranged between the hinge portion 5022 and the hook portion 5021, and the hook portion 5021 extends towards the head direction and is parallel to the pressing portion 5024.
The hinge 5022 protrudes from the lower pressure part 5024, so that a large connection area is provided.
The free end of the cylinder abuts against the middle part of the pressing part 5024, and the lower end of the tension spring 505 is connected with the end part 5023 of the locking hook 502. When the cylinder extends downwards, the free end of the cylinder moves downwards, the pressing part 5024 is pressed, the pressing part 5024 takes the connection part of the hinge part 5022 as a fulcrum, the hook part 5021 is lifted, and the hook part 5021 is separated from the raised head column 501. The locking device 50 is unlocked, and the lifting device 40 can be lifted. When the cylinder contracts upwards, the free end of the cylinder moves upwards, the extension spring 505 pulls the hook part 5021 through the end head part 5023, so that the hook part 5021 moves downwards and is clamped at the raised head part of the raised head column 501, the locking device 50 locks the lifting device 40, and the lifting device 40 cannot perform lifting operation.
Through the cooperation of the cylinder and the extension spring 505, the automatic locking and unlocking of the lifting device 40 can be realized. The convenience of use is improved.
As shown in fig. 11 to 12, the lower side of the lifting device 40 is provided with a slipper device 60 for guiding, the slipper device 60 includes a grooved steel plate 601, and a slipper 602 under the grooved steel plate 601, and the slipper 602 is mounted on the lower side of the grooved steel plate 601 by a first mounting mechanism 603 or a second mounting mechanism 604. The shoe 602 mounted by the first mounting mechanism 603 is parallel to the channel plate 601, and the shoe 602 mounted by the second mounting mechanism 604 has an inclination with respect to the channel plate 601.
In use, one slipper 602 can be mounted by using two first mounting mechanisms 603 at the same time, one slipper 602 can be mounted by using two second mounting mechanisms 604 at the same time, and preferably, one slipper 602 can be mounted by using one first mounting mechanism 603 and one second mounting mechanism 604.
The shoe 602 mounted by the first mounting mechanism 603 is parallel to the channel plate 601, and the shoe 602 mounted by the second mounting mechanism 604 has an inclination with respect to the channel plate 601. The skid shoe 602 can be suitable for a straight track, and the skid shoe 602 can be suitable for a track with a curve, so that the flaw detection vehicle can be guided conveniently.
The sliding shoe 602 includes a main body portion 6021 and a connecting portion 6022 extending upward from both ends of the main body portion 6021. The connecting part 6022 is provided with a through hole penetrating the rotating shaft 6046.
Further, the lateral compression spring 60461 is sleeved outside the rotating shaft 6046 at the two ends of the connecting part 6022. The shoe 602 can be given a damping force in the lateral direction by the lateral compression spring 60461. Stability of the slipper 602 when attached is improved.
The first mounting mechanism 603 includes a first guide rod 6031, a first floating seat 6032, a first vertical spring 6033 and a connecting seat 6034, the upper end of the first guide rod 6031 is fixed on the lower surface of the channel steel plate 601, the lower end of the first guide rod 6031 is sleeved in the first floating seat 6032, the first guide rod 6031 can slide up and down relative to the first floating seat 6032, the first floating seat 6032 is fixed on the upper surface of the connecting seat 6034, the first vertical spring 6033 is sleeved on the periphery of the first floating seat 6032, the upper end of the first vertical spring 6033 is arranged on the lower surface of the channel steel plate 601, the lower end of the first vertical spring 6033 is arranged on the upper surface of the connecting seat 6034, the connecting seat 6034 extends outward to form a protruding portion 3061, the protruding portion 3061 is connected with the rotating shaft 6046, and the connecting seat 6034 is hinged to the sliding shoe 602 through the rotating shaft 6046.
When the sliding shoe 602 moves up and down, the first vertical spring 6033 can play a role of buffering, and the sliding shoe 602 is prevented from being damaged due to hard collision between the sliding shoe 602 and the first guide rod 6031. The first floating seat 6032 and the first guide rod 6031 serve as a guide, and lateral deformation of the first vertical spring 6033 is avoided. While also avoiding side skewing of the shoe 602.
Preferably, two ends of the sliding shoe 602 are hinged to a connecting seat 6034, two first guide rods 6031 are arranged on the connecting seat 6034, and the first guide rods 6031 correspond to a first floating seat 6032 and a first vertical spring 6033. Thereby, a stable connection of the shoe 602 can be ensured. The first floating seat 6032 has a hollow cylindrical structure.
Preferably, the lower part of the connecting rod 6045 is sleeved with a second vertical spring 60451, and the second vertical spring 60451 is used for damping. Ensuring stability of the slipper 602 in use.
Both ends of the second vertical spring 60451 are provided with a blocking piece 60452, and the blocking piece 60452 is used for preventing the second vertical spring 60451 from sliding out. The separation blade 60452 of upside is located the downside of groove steel sheet 601 bottom surface, and the separation blade 60452 of downside is located the upside of bull stick 6043 upper surface, through the upper and lower end of separation blade 60452 restriction second vertical spring 60451, avoids the upper and lower end roll-off of second vertical spring 60451.
Preferably, the rotating rod 6043 comprises a hinged end 60431 and a jaw end 60432, the hinged end 60431 is hinged to the ear plate 6042 through a cylindrical pin, the jaw end 60432 is provided with a jaw which is clamped outside the head of the lower side of the connecting rod 6045, the lower end of the connecting rod 6045 is provided with a torsion bar 6044, and the jaw end 60432 of the rotating rod 6043 is supported through the torsion bar 6044. When the installation, the fork opening end 60432 of the rotating rod 6043 can be clamped at the connecting rod 6045, and then the hinged end 60431 is hinged with the ear plate 6042 through the cylindrical pin, so that the rotating rod 6043 is convenient to install, and the installation efficiency of the rotating rod 6043 can be improved.
Preferably, the second mounting mechanism 604 further comprises a shoe mounting assembly 6047 that cushions the side shoe 6041, the shoe mounting assembly 6047 configured to mount the side shoe 6041 outside of the channel plate 601.
The ear seat mounting components 6047 are provided in two, respectively arranged at the front and rear ends of the side sliding ear seat 6041.
Preferably, ear seat installation component 6047 is including ear seat roof 60471, lower plate 60472, and ear seat intermediate lamella 60473 and second guide bar 60474 between ear seat roof 60471 and lower plate 60472, the vertical outside that sets up at groove steel sheet 601 of ear seat intermediate lamella 60473, ear seat roof 60471 sets up the upper end at ear seat intermediate lamella 60473, lower plate 60472 transversely sets up the lower surface at sideslip ear seat 6041, be provided with the spout 104 with ear seat intermediate lamella 60473 adaptation on the sideslip ear seat 6041, and with the slide opening of second guide bar 60474 adaptation, second guide bar 60474 wears to establish in sideslip ear seat 6041, make sideslip ear seat 6041 and channel steel sheet 601 can carry out vertical removal through second guide bar 60474.
Further, the ear seat mounting assembly 6047 further includes a buffer spring 60475 and a second floating seat 60476, two second guide rods 60474 are respectively disposed on the front side and the rear side of the middle plate 4022, the buffer spring 60475 is sleeved on the outer side of one second guide rod 60474, and the second floating seat 60476 is sleeved on the outer side of the lower portion of the other second guide rod 60474. The stability of the side slide ear seat 6041 in vertical movement is ensured by the second floating seat 60476 and the buffer spring 60475.
When the slipper 602 is installed by the first installation mechanism 603, an elastic seat 6035 may be provided on the inner side of each of the two connection seats 6034, and the detection device 70 is fixed between the two elastic seats 6035. The detection device 70 can be damped by the connecting seat 6034. When the shoe 602 is mounted by the second mounting mechanism 604, the detection device 70 can be directly fixed to the lower surface of the channel steel plate 601.
As shown in fig. 14 to 18, the rail flaw detection vehicle is provided with a detection device 70, and the detection device 70 is used for detecting the rail.
The detection device 70 comprises a magnetic yoke 702 arranged in a cover shell 701 and an electromagnetic sensor, the cover shell 701 is arranged on the lower side of the steel channel plate 601, the magnetic yoke 702 comprises an electromagnet 7021 and a coil 7022, the coil 7022 is arranged on the periphery of the electromagnet 7021 and used for conducting electricity to enable the electromagnet 7021 to generate a magnetic field, the electromagnet 7021 is electrified to magnetize the track, and the electromagnetic sensor (not shown in the figure) is arranged on the lower side of the steel channel plate 601 and used for detecting the magnetic field on the magnetized track.
When the magnetic field detection device is used, the coil 7022 is electrified, so that the electromagnet 7021 generates a magnetic field to magnetize the track close to the detection device 70, then the magnetic field on the magnetized track is detected through the electromagnetic sensor, the magnetization effect is good, and whether the track is damaged or not is judged through the magnetic field on the track by a computer. The detection accuracy is high.
The cover case 701 is a case without the bottom plate 4031, and removing the bottom plate 4031 can facilitate the magnetic track of the yoke 702. The magnetization effect on the track is improved.
The electromagnet 7021 includes ferrite, copper, or the like; ferrite is preferred.
Preferably, the detecting device 70 further includes a spacer 703, and the spacer 703 is disposed between the yoke 702 and the cover case 701 for separating the yoke 702 from the cover case 701.
Preferably, the detecting device 70 further includes a buckle plate 704, and the buckle plate 704 is used for buckling the yoke 702 and the partition 703. The buckle plate 704 includes a U-shaped portion and a fastening portion 7042 extending from two ends of the U-shaped portion, and a locking groove 5034 adapted to the fastening portion 7042 is disposed on the partition 703. The shape of the fastening portion 7042 is L-shaped.
Preferably, three pinch plates 704 are provided, evenly distributed on the lower side of the partition 703.
Preferably, the electromagnetic sensor is fixed to the lower side of the channel steel plate 601 by a square plate.
The detecting device 70 further comprises a water spraying assembly, wherein the water spraying assembly comprises a water tank (not shown), a water pump (not shown) and a plurality of nozzles 705, the water tank is connected with the water pump, and the water pump is connected with the nozzles 705 through a water pipe. Water in the water tank is input to the spray head 705 through the water pump, water is sprayed to the rail through the spray head 705, floating and sinking and other adhesion objects on the rail are cleaned, the detection device 70 is prevented from being influenced by the adhesion objects on the rail, the detection device 70 is made to generate false detection, and the accuracy of rail damage detection is ensured.
Preferably, showerhead 705 is an electromagnetic showerhead 705, thereby facilitating easy control of the opening or closing of showerhead 705.
The detection device 70 further includes a brush 706. Three brushes 706 are provided, respectively provided at the middle and both ends of the channel steel plate 601. The brush 706 can clean the firm adhesion on the rail, so that the detection device 70 is prevented from being influenced by the adhesion on the rail, the detection device 70 is mistakenly detected, and the accuracy of rail damage detection is ensured.
Lifting lugs 6011 are arranged on two sides of the channel steel plate 601, and the rail flaw detection vehicle can be suspended through the lifting lugs 6011.
The detection device 70 also includes a laser 708. The laser 708 is arranged at the rear side of the carrier 10. By means of the laser 708, a determination can be made as to whether the rail vehicle is in a neutral position.
The aerial distribution box 80 is arranged on the upper side of the channel steel plate 601. The aerial-insertion junction box 80 can be used for carrying out centralized wiring on cables in the flaw detection vehicle, so that the lines can be connected conveniently. The aerial distribution box 80 can be connected with a proximity switch, a coil 7022 and the like respectively.
The central part of the carrier 10 is also provided with a dispenser 90. The distributor 90 can be connected to a control cabinet (not shown), and further connected to the first telescopic rod 304, the second telescopic rod 405, the driving mechanism 504, and the like. The first telescopic rod 304, the second telescopic rod 405 and the driving mechanism 504 are controlled by the control cabinet. Thereby conveniently adjusting the position of the detecting device 70.
Therefore, the track can be rapidly detected by the detection device, the track detection efficiency is improved, and the track detection effect is improved. The method has the advantages of high detection efficiency and high detection accuracy.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The rail flaw detection vehicle is characterized by comprising a bearing frame, an adjusting system and a detection device, wherein the bearing frame is used for running on a rail and bearing the adjusting system and the detection device, the adjusting system is arranged on the bearing frame and used for adjusting the position of the detection device, and the detection device is arranged on the lower side of the adjusting system and used for detecting the rail.
2. The rail flaw detection vehicle of claim 1, wherein the carriage includes two support beams spaced apart from each other in a front-rear direction, and connecting plates at left and right ends of the support beams; both ends all are provided with the gusset plate about a supporting beam, be provided with the spout on the gusset plate, be provided with on the connecting plate with the arch of spout adaptation.
3. The rail flaw detection vehicle of claim 1, wherein the adjustment system comprises a swinging device, a translation device, a lifting device and a locking device;
the swing device is arranged on the bearing frame and used for adjusting the inclination angle of the detection device, the translation device is connected with the swing device and used for adjusting the longitudinal position of the detection device, the lifting device is connected with the translation device and used for adjusting the vertical position of the detection device, and the locking device is arranged on the side surface of the lifting device and used for locking or unlocking the lifting device.
4. The rail flaw detection vehicle of claim 3, wherein the swing device comprises a swing mechanism, a swing frame and a swing limiting mechanism, the swing mechanism is hinged to the bearing frame, the swing mechanism is connected with the swing frame, the swing mechanism is used for enabling the swing frame to swing, the swing limiting mechanism is arranged between the bearing frame and the swing frame, and the swing limiting mechanism is used for locking the swing frame.
5. The rail flaw detection vehicle according to claim 3, wherein the translation device comprises two first sliding assemblies and a translation plate between the two first sliding assemblies, the translation plate is perpendicular to the two first sliding assemblies, the first sliding assemblies comprise first sliding rails and first sliding blocks matched with the first sliding rails, the first sliding rails are fixed between the two long sides of the swing frame, the first sliding blocks are fixed on the bottom surfaces of the translation plates, and the translation plates slide relative to the first sliding rails.
6. The rail-mounted flaw detection vehicle of claim 3, wherein the lifting device comprises a fixed plate, a mounting bracket, a movable bracket, a second sliding assembly and a second telescopic rod, the fixed plate is used for fixing the mounting bracket, the upper end of the mounting bracket is fixed on the lower surface of the fixed plate, the second sliding assembly is arranged on the inner side of the mounting bracket and is used for enabling the movable bracket to slide relative to the mounting bracket, the fixed end of the second telescopic rod is arranged on the lower surface of the fixed plate, the free end of the second telescopic rod is connected with the movable bracket, and the second telescopic rod is used for driving the movable bracket to slide.
7. The rail flaw detection vehicle according to claim 3, wherein the locking device comprises a raised head column fixedly arranged and a locking hook clamped on the raised head column, the locking hook is clamped on a raised head part of the raised head column, the lifting device is locked by the locking device, the locking hook is separated from the raised head column, and the locking device is unlocked.
8. The rail flaw detection vehicle of claim 3, further comprising a skid shoe device, wherein the skid shoe device comprises a slotted steel plate and a skid shoe on the lower side of the slotted steel plate, and the skid shoe is mounted on the lower side of the slotted steel plate through a first mounting mechanism or a second mounting mechanism; the sliding shoe installed through the first installation mechanism is parallel to the channel steel plate, and the sliding shoe installed through the second installation mechanism and the channel steel plate have an inclination angle.
9. The rail flaw detection vehicle according to claim 8, wherein the second mounting mechanism comprises a side-slipping lug seat, a rotating rod and a connecting rod, the side-slipping lug seat is arranged on the outer side surface of the slotted steel plate, lug plates extend downwards from two ends of the side-slipping lug seat, the lug plates are hinged to one end of the rotating rod, the other end of the rotating rod is connected with the lower end of the connecting rod, the upper end of the connecting rod is fixed on the inner side surface of the slotted steel plate, and the rotating rod is hinged to the sliding shoe through a rotating shaft.
10. The rail flaw detection vehicle of claim 1, wherein the detection device comprises a magnetic yoke disposed in the cover case, and an electromagnetic sensor, the magnetic yoke comprises an electromagnet and a coil, the coil is disposed on the periphery of the electromagnet and used for conducting electricity to enable the electromagnet to generate magnetism, the electromagnet is electrified to magnetize the rail, and the electromagnetic sensor is used for detecting the magnetized rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210612482.0A CN114852126B (en) | 2022-05-31 | 2022-05-31 | Rail flaw detection vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210612482.0A CN114852126B (en) | 2022-05-31 | 2022-05-31 | Rail flaw detection vehicle |
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| CN114852126A true CN114852126A (en) | 2022-08-05 |
| CN114852126B CN114852126B (en) | 2024-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210612482.0A Active CN114852126B (en) | 2022-05-31 | 2022-05-31 | Rail flaw detection vehicle |
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