CN115123338B - Rail flaw detection device for track traffic - Google Patents
Rail flaw detection device for track traffic Download PDFInfo
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- CN115123338B CN115123338B CN202210796824.9A CN202210796824A CN115123338B CN 115123338 B CN115123338 B CN 115123338B CN 202210796824 A CN202210796824 A CN 202210796824A CN 115123338 B CN115123338 B CN 115123338B
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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Abstract
The invention discloses a rail flaw detection device for rail traffic, which belongs to the field of rail flaw detection devices, and comprises a transport vehicle, wherein a flaw detection vehicle is arranged on the end face of the top of the transport vehicle, a rotatable turnover assembly is arranged on one side of the flaw detection vehicle and used for turning the flaw detection vehicle, a pneumatic clamping assembly is arranged on the other side of the flaw detection vehicle and used for clamping or loosening the flaw detection vehicle, an anchoring assembly is arranged on one side of the transport vehicle and used for stabilizing the positions of the transport vehicle and a rail, and the rotatable turnover assembly specifically comprises: the rotating motor is fixed inside the transport vehicle below the bottom plate, the output end of the top of the rotating motor is fixedly connected with a rotating shaft, the top end of the rotating shaft penetrates through the transport vehicle and is fixedly connected with the center of the bottom end face of the bottom plate, turning mechanisms are symmetrically arranged on two sides of the top end face of the bottom plate, and two parallel fork bars and two parallel support rods are fixedly connected to the side face of the turning mechanism. According to the invention, through the rotatable overturning assembly, the flaw detection vehicle can be accurately overturned and placed on the steel rail, so that time and labor are saved.
Description
Technical Field
The invention relates to a steel rail flaw detection device, in particular to a steel rail flaw detection device for rail transit.
Background
Rails are an indispensable facility in rail transit, and existing rails are classified into ballasted tracks and ballastless tracks. Ballasted track refers to a track with a stone granular ballast bed as a foundation under the track, and is also commonly called a ballast bed track. The ballastless track is a track structure which adopts concrete, asphalt mixture and other integral foundations to replace a particulate gravel track bed. The ballastless track sleeper is formed by pouring concrete, the roadbed is free from broken stone, and the steel rail and the sleeper are directly paved on the concrete road.
Compared with the ballastless track, the ballastless track has the advantages of good integrity, stable line, small maintenance workload, high cost, long construction period, realization of mechanization and automation to a great extent, lower cost than manual operation and capability of permanently maintaining the geometric state of the track. However, along with the rapid development of economy, ballastless tracks are paved more and more, and the ballastless tracks can be damaged after being used for a long time, so that the ballastless tracks need to be subjected to flaw detection at regular intervals in order to ensure the safety of track traffic, flaw detection vehicles are usually used for the flaw detection, the existing flaw detection vehicles are divided into a large type and a small type according to the body types, the large flaw detection vehicles are railway vehicles, the railway vehicles do not need to be additionally arranged on the rails, and the small flaw detection vehicles need to be placed on the rails to carry out flaw detection.
The prior art has the following problems: the existing small flaw detection vehicle usually needs manual work or external hoisting tools to move onto the steel rail, and particularly when long-rail multi-section simultaneous flaw detection is performed, time and labor are consumed, and accurate placement of the flaw detection vehicle on a rail cannot be effectively guaranteed. Accordingly, a rail inspection device for rail transit is provided by those skilled in the art to solve the problems set forth in the background art.
Disclosure of Invention
The invention aims to provide a rail flaw detection device for rail transit, which can accurately turn over a flaw detection vehicle on a rail through a rotatable turning assembly, thereby saving time and labor and solving the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a rail transit is with rail fault detection device, includes the transport vechicle, transport vechicle terminal surface is equipped with the car of detecting a flaw, and is equipped with rotatable upset subassembly on one side of the car of detecting a flaw and be used for turning over rotatory with the car fork of detecting a flaw, the opposite side of the car of detecting a flaw is equipped with pneumatic clamping assembly and is used for clamping or unclamping the car of detecting a flaw, a side of transport vechicle is equipped with the anchor subassembly and is used for stabilizing the position of transport vechicle and rail.
Through the rotatable upset subassembly that sets up, can put on the rail with the accurate upset of flaw detection car, labour saving and time saving.
As a further scheme of the invention: the rotatable turnover assembly specifically comprises: rotating electrical machines and bottom plate, the rotating electrical machines is fixed inside the transport vechicle of bottom plate below, and rotating electrical machines top output fixedly connected with pivot, the pivot top runs through the transport vechicle and with bottom plate bottom surface center fixed connection, and the top face bilateral symmetry of bottom plate is equipped with tilting mechanism, tilting mechanism's side fixedly connected with two fork arms and two bracing pieces that side by side, each the common fixedly connected with right angle cardboard of one end of bracing piece, and right angle cardboard card is at flaw detection vehicle side top border, each fork arm one end runs through fixed right angle cardboard and forks into the flaw detection vehicle, joint fixedly connected with spacing seat jointly on fork arm and the bracing piece lateral surface of tilting mechanism one side.
When the device is used, the transport vehicle moves to the appointed position of the steel rail to be detected, the transport vehicle and the steel rail are stably connected together through the anchoring assembly, then the pneumatic clamping assembly loosens the flaw detection vehicle, the rotatable overturning assembly operates, and the specific operation process is as follows: the turning mechanism turns ninety degrees through fork bars with the flaw detection vehicle fork, in-process, right-angle cardboard blocks flaw detection vehicle one side, and the bracing piece improves the structural stability of right-angle cardboard, afterwards, the rotating electrical machines operation, drive the bottom plate through the pivot and rotate one hundred eighty degrees, immediately, turning mechanism's turning motor reverse operation turns over the flaw detection vehicle ninety degrees again, the flaw detection vehicle of this moment is turned over to the rail, finally, loosen the anchor subassembly, the transport vechicle moves backward and pulls out the fork bars, the flaw detection vehicle moves on the rail and detects a flaw the work.
As still further aspects of the invention: the movable steel balls are embedded in the corners of the bottom end surface of the bottom plate, and the steel balls are in contact with the end surface of the transport vehicle roof.
The arrangement of the steel balls not only can provide support for the bottom plate, but also can reduce friction resistance between the bottom plate and the end face of the transportation vehicle roof when the bottom plate rotates.
As still further aspects of the invention: the turnover mechanism specifically comprises: the fixed plate is fixed on the top end face of the bottom plate, one side of the top end face of the fixed plate is fixedly connected with a motor support plate, one side face of the motor support plate is fixedly connected with a turnover motor, the other side of the motor support plate is fixedly connected with two horizontally parallel turnover support plates, two turnover seats are rotationally connected between the turnover support plates, the output end of the turnover motor penetrates through the motor support plate and is fixedly connected with the turnover seats, two parallel fork rods and two parallel support rods are respectively fixed at four corners of one side face of the turnover seat, two sides of the turnover seat are fixedly connected with limiting blocks, and the bottom end face of the turnover seat is seated on the top end face of the limiting blocks.
The specific working flow of the turnover mechanism is as follows: the turnover motor operates to drive the turnover seat to rotate between the two turnover support plates, and then drives the fork rod to rotate to turn over the flaw detection vehicle, and it is to be noted that the limiting block can support the limiting seat when the limiting seat is in a horizontal state and limit the turnover range of the limiting seat.
As still further aspects of the invention: two infrared emitters are embedded in the middle of one side of the right-angle clamping plate, a plurality of parallel pressing plates are arranged on the top end of the inner side of the right-angle clamping plate, a plurality of first spring columns are fixedly connected between the top end face of the pressing plate and the right-angle clamping plate, and one end of each pressing plate is arc-shaped.
When the right-angle clamping plate is clamped on the flaw detection vehicle, the pressing plate is contacted with the end face of the flaw detection vehicle roof, and the pressing effect of the pressing plate on the flaw detection vehicle can be improved through the arrangement of the first spring column.
As still further aspects of the invention: the pneumatic clamping assembly specifically comprises: the side plate is fixed on the end face of the transportation vehicle roof, an air cylinder is fixedly connected to the middle position of one side face of the side plate, the output end of the air cylinder penetrates through the side plate and is fixedly connected with a clamping plate, a silica gel pad is fixedly connected to one side face of the clamping plate, sleeves are fixedly connected to two sides of the air cylinder, an optical axis is movably connected to the inner portion of each sleeve, and one end of the optical axis penetrates through the side plate and is fixedly connected with the clamping plate.
Before the rotatable turnover assembly turns over the flaw detection vehicle onto the steel rail, the cylinder runs and withdraws the output end, so that the clamping plate is driven to move backwards to loosen the flaw detection vehicle, the flaw detection vehicle is further convenient to turn over, in addition, the optical axis follows the sleeve to move in the moving process of the clamping plate, the stability of the clamping plate is guaranteed, and the setting of the silica gel pad prevents the clamping plate from extruding to press the flaw detection vehicle tightly.
As still further aspects of the invention: the flaw detection vehicle specifically comprises: the automobile body, the bottom face four corners position swing joint of automobile body has the rail wheel, and the fork hole that supplies rotatable upset subassembly to fork into has been seted up to the side of automobile body, the automobile body is close to a side of rotatable upset subassembly and has inlayed two infrared receiver, and the inside one side fixedly connected with fixed frame of automobile body, the inside fixedly connected with battery of fixed frame, and the bottom face fixedly connected with detector of fixed frame, same side two fixedly connected with transmission shaft between the rail wheel, and transmission shaft one side fixedly connected with driving motor, be connected through the gear box transmission between driving motor output and the transmission shaft.
In the initial state, the fork rod is inserted into the fork hole, when the fork rod turns over, the flaw detection vehicle is turned over in the fork hole, after the rail wheel of the flaw detection vehicle is placed on the steel rail, the flaw detection vehicle starts to move to perform flaw detection work along with the withdrawal of the fork rod, in the process, the driving motor operates, the transmission shaft is driven to rotate through the gear box, the rail wheels at the two ends of the transmission shaft are driven to rotate, the flaw detection vehicle moves, the detector detects the damage state of the steel rail in real time in the moving process, after the flaw detection work is completed, the transport vehicle drives over against the flaw detection vehicle, along with the approach of the transport vehicle, the direction of the transport vehicle is continuously adjusted until the infrared rays emitted by the two infrared emitters are received by the two infrared receivers, when the transport vehicle moves to the position of the steel rail where the flaw detection vehicle is, due to the calibration of the infrared emitter and the infrared receiver, the transport vehicle is aligned with the flaw detection vehicle, the fork rod is inserted into the fork hole again, then the transport vehicle is stably connected with the steel rail through the anchoring assembly again, then the flaw detection vehicle is turned over ninety degrees through the turning mechanism, the flaw detection vehicle is separated from the steel rail, the rotating motor drives the bottom plate to reversely rotate by one hundred eighty degrees, then the turning motor of the turning mechanism reversely operates to turn over the flaw detection vehicle for ninety degrees again, the flaw detection vehicle is turned over onto the transport vehicle at the moment, and finally, the cylinder operation of the pneumatic clamping assembly extends out of the output end, and then the clamping plate is driven to advance to clamp the flaw detection vehicle.
As still further aspects of the invention: the two sides of the top end surface of the transport vehicle are provided with strip-shaped grooves, and the rail wheels of the vehicle body are located in the strip-shaped grooves.
When the flaw detection vehicle is turned over to the transport vehicle, the rail wheels of the flaw detection vehicle are located in the strip-shaped grooves, so that the stability of the flaw detection vehicle on the transport vehicle is further improved.
As still further aspects of the invention: the anchor assembly specifically includes: the anchoring support plate, the center of anchoring support plate side runs through and is provided with the electromagnetic iron post, and electromagnetic iron post one end is fixed on transport vechicle side, an anchor support plate's a side corner position fixedly connected with support arm, and support arm one end swing joint has the gyro wheel, fixedly connected with stiffener between support arm medial surface and the anchoring support plate side, anchor support plate another side corner position is equipped with elastic expansion piece.
When the transport vehicle moves to the position of the steel rail, firstly, the rollers on the supporting arms are contacted with the steel rail, when the four rollers are propped against the steel rail, the anchoring supporting plate and the supporting arms move backwards compared with the electromagnet column along with the further advance of the transport vehicle, the electromagnet column is continuously close to the steel rail until the supporting plates are contacted with the steel rail, and at the moment, the electromagnet column is electrified to generate magnetism and is firmly adsorbed on the steel rail to form anchoring.
As still further aspects of the invention: the elastic expansion piece specifically comprises: the inner rod and the outer rod, inner rod one end and anchor backup pad fixed connection, and the inner rod other end peg graft in the inside expansion tank of seting up of outer rod, fixedly connected with second spring post between inner rod and the expansion tank inner wall, outer rod one end and transport vechicle side fixed connection.
In the process that the anchoring supporting plate moves backwards compared with the electromagnet column, the inner rod is retracted into the telescopic groove of the outer rod, the second spring column is extruded, and after anchoring is released, the second spring column releases elastic potential energy to restore the anchoring supporting plate to the original state.
Compared with the prior art, the invention has the beneficial effects that:
1. through the rotatable upset subassembly that sets up, can put on the rail with the accurate upset of flaw detection car, labour saving and time saving.
2. Through the pneumatic clamping assembly, the flaw detection vehicle can be clamped or loosened when needed, and the stability of the flaw detection vehicle on the transport vehicle is improved while the overturning of the flaw detection vehicle is not influenced.
3. Through the anchor assembly that sets up, can be in the position of carrying out stable transport vechicle of upset during operation and rail, the transport vechicle removes and leads to failing to sit smoothly on the rail after the flaw detection car overturns during the upset, improves the stability and the accuracy of flaw detection car upset on the rail.
4. This application is with the upset of flaw detection car on the rail, compare in traditional manual work or external hoist and mount mode, accessible transport vechicle transportation to optional position before the upset, conveniently carry out long track multistage work of detecting a flaw simultaneously, in addition, traditional flaw detection car lays the mode and all needs someone to operate outdoors, under hot weather, concrete or pitch ground around the ballastless track dispels the heat slower, leads to staff heatstroke very easily, and the rail flaw detection device of this application can accomplish the work of detecting a flaw at this kind of bad weather need not the manual work.
Drawings
FIG. 1 is a schematic diagram of a rail inspection apparatus for rail transit;
FIG. 2 is a schematic view of a rotatable turnover assembly in a rail inspection apparatus for rail transit;
FIG. 3 is a schematic structural view of a turnover mechanism in a rail inspection apparatus for rail transit;
FIG. 4 is a schematic diagram of the structure of a right angle clamp in a rail inspection device for rail transit;
FIG. 5 is a schematic structural view of a pneumatic clamping assembly in a rail inspection apparatus for rail transit;
FIG. 6 is a schematic structural view of a flaw detection vehicle in a rail flaw detection apparatus for rail transit;
FIG. 7 is a schematic diagram of a transport vehicle in a rail inspection apparatus for rail transit;
fig. 8 is a schematic structural view of an anchor assembly in a rail inspection apparatus for rail transit.
In the figure: 1. a transport vehicle; 101. a bar-shaped groove; 2. flaw detection vehicle; 201. a vehicle body; 202. a rail wheel; 203. a transmission shaft; 204. a driving motor; 205. a gear box; 206. a fixed frame; 207. a detector; 208. a battery; 209. an infrared receiver; 2010. fork holes; 3. a pneumatic clamping assembly; 301. a side plate; 302. a cylinder; 303. a clamping plate; 304. a silica gel pad; 305. a sleeve; 306. an optical axis; 4. a rotatable flip assembly; 401. a rotating electric machine; 402. a rotating shaft; 403. a bottom plate; 404. steel balls; 405. a turnover mechanism; 4051. a fixing plate; 4052. a motor support plate; 4053. turning over the supporting plate; 4054. turning over the seat; 4055. a turnover motor; 4056. a limiting block; 406. a limit seat; 407. a support rod; 408. a fork lever; 409. a right-angle clamping plate; 4091. an infrared emitter; 4092. a pressing plate; 4093. a first spring post; 5. an anchor assembly; 501. an anchor support plate; 502. an electromagnet column; 503. an inner rod; 504. an outer rod; 505. a telescopic slot; 506. a second spring post; 507. a support arm; 508. a roller; 509. and a reinforcing rod.
Detailed Description
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Referring to fig. 1 to 8, in an embodiment of the invention, a rail flaw detection device for rail transit comprises a transport vehicle 1, wherein a flaw detection vehicle 2 is arranged on the top end surface of the transport vehicle 1, a rotatable turnover assembly 4 is arranged on one side of the flaw detection vehicle 2 and is used for forking up and turnover the flaw detection vehicle 2 to rotate, a pneumatic clamping assembly 3 is arranged on the other side of the flaw detection vehicle 2 and is used for clamping or loosening the flaw detection vehicle 2, and an anchoring assembly 5 is arranged on one side surface of the transport vehicle 1 and is used for stabilizing the positions of the transport vehicle 1 and a rail. Through rotatable upset subassembly 4 that sets up, can put flaw detection car 2 accurate upset on the rail, labour saving and time saving.
In this embodiment: the rotatable turnover assembly 4 specifically comprises: rotating electrical machines 401 and bottom plate 403, rotating electrical machines 401 is fixed in transport vechicle 1 inside below bottom plate 403, and rotating electrical machines 401 top output fixedly connected with pivot 402, pivot 402 top runs through transport vechicle 1 and with bottom plate 403 bottom surface center fixed connection, and the top surface bilateral symmetry of bottom plate 403 is equipped with tilting mechanism 405, tilting mechanism's 405 side fixedly connected with two fork arms 408 and two bracing pieces 407 that side by side, the common fixedly connected with right angle cardboard 409 of one end of each bracing piece 407, and right angle cardboard 409 card is in inspection vehicle 2 side top border, each fork arm 408 one end runs through fixed right angle cardboard 409 and fork into inspection vehicle 2, joint fixedly connected with spacing seat 406 jointly on fork arm 408 and the bracing piece 407 lateral surface on tilting mechanism 405 side. When the device is used, the transport vehicle 1 moves to the designated position of the steel rail to be detected, the transport vehicle 1 and the steel rail are stably connected together through the anchoring assembly 5, then the pneumatic clamping assembly 3 loosens the flaw detection vehicle 2, the rotatable overturning assembly 4 operates, and the specific operation process is as follows: the turning mechanism 405 turns the flaw detection vehicle 2 by ninety degrees through the fork rod 408, in the process, the right-angle clamping plate 409 clamps one side of the flaw detection vehicle 2, the supporting rod 407 improves the structural stability of the right-angle clamping plate 409, then the rotating motor 401 operates, the bottom plate 403 is driven to rotate by one hundred eighty degrees through the rotating shaft 402, then the turning motor 4055 of the turning mechanism 405 reversely operates to turn the flaw detection vehicle 2 by ninety degrees again, the flaw detection vehicle 2 at the moment is turned over to a steel rail, finally, the anchoring assembly 5 is loosened, the transportation vehicle 1 moves backwards to pull out the fork rod 408, and the flaw detection vehicle 2 moves on the steel rail to perform flaw detection.
In this embodiment: the movable steel balls 404 are embedded in the corners of the bottom end surface of the bottom plate 403, and the steel balls 404 are contacted with the top end surface of the transport vehicle 1. The arrangement of the steel balls 404 not only can provide support for the bottom plate 403, but also can reduce friction resistance with the top end surface of the transport vehicle 1 when the bottom plate 403 rotates.
In this embodiment: the turnover mechanism 405 specifically includes: the fixed plate 4051 fixed on the top end face of the bottom plate 403, one side of the top end face of the fixed plate 4051 is fixedly connected with the motor support plate 4052, one side face of the motor support plate 4052 is fixedly connected with the turnover motor 4055, the other side of the motor support plate 4052 is fixedly connected with two horizontally parallel turnover support plates 4053, a turnover seat 4054 is rotatably connected between the two turnover support plates 4053, the output end of the turnover motor 4055 penetrates through the motor support plate 4052 and is fixedly connected with the turnover seat 4054, two parallel fork rods 408 and two parallel support rods 407 are respectively fixed at four corners of one side face of the turnover seat 4054, two sides of the turnover seat 4054 are fixedly connected with limiting blocks 4056, and the bottom end face of the turnover seat 4054 is seated on the top end face of the limiting blocks 4056. The specific workflow of the flipping mechanism 405 is: the turning motor 4055 operates to drive the turning seat 4054 to rotate between the two turning support plates 4053, and further drive the fork rod 408 to rotate to turn the flaw detection vehicle 2, which should be noted that the limiting block 4056 can support the limiting seat 406 when the limiting seat 406 is in a horizontal state, and limit the turning range of the limiting seat 406.
In this embodiment: two infrared emitters 4091 are embedded in the middle of one side of the right-angle clamping plate 409, a plurality of parallel pressing plates 4092 are arranged on the top end of the inner side of the right-angle clamping plate 409, a plurality of first spring columns 4093 are fixedly connected between the top end face of the pressing plates 4092 and the right-angle clamping plate 409, and one end of each pressing plate 4092 is arc-shaped. When right angle cardboard 409 card is on inspection car 2, clamp plate 4092 and the top face contact of inspection car 2, and the setting of first spring post 4093 can improve clamp plate 4092 and compress tightly the effect to inspection car 2, in addition, clamp plate 4092 one end is the arc and conveniently blocks on inspection car 2 top smoothly.
In this embodiment: the pneumatic clamping assembly 3 specifically comprises: the side plate 301 fixed on the top end face of the transport vehicle 1, the cylinder 302 is fixedly connected to the middle position of one side face of the side plate 301, the output end of the cylinder 302 penetrates through the side plate 301 and is fixedly connected with the clamping plate 303, one side face of the clamping plate 303 is fixedly connected with the silica gel pad 304, two sides of the cylinder 302 are fixedly connected with the sleeve 305, the sleeve 305 is internally and movably connected with the optical axis 306, and one end of the optical axis 306 penetrates through the side plate 301 and is fixedly connected with the clamping plate 303. Before the rotatable turnover assembly 4 turns the flaw detection vehicle 2 onto the steel rail, the cylinder 302 operates to retract the output end, so that the clamping plate 303 is driven to move backwards to loosen the flaw detection vehicle 2, the flaw detection vehicle 2 is turned over conveniently, in addition, in the moving process of the clamping plate 303, the optical axis 306 follows the movement in the sleeve 305 to ensure the stability of the clamping plate 303, and the setting of the silica gel pad 304 prevents the clamping plate 303 from extruding to press the flaw detection vehicle 2 tightly.
In this embodiment: flaw detection vehicle 2 specifically includes: the automobile body 201, the bottom face four corners position swing joint of automobile body 201 has rail wheel 202, and the fork hole 2010 that supplies rotatable upset subassembly 4 to fork in is seted up to the side of automobile body 201, one side that the automobile body 201 is close to rotatable upset subassembly 4 has inlayed two infrared receiver 209, and the inside one side fixedly connected with fixed frame 206 of automobile body 201, the inside fixedly connected with battery 208 of fixed frame 206, and the bottom face fixedly connected with detector 207 of fixed frame 206, fixedly connected with transmission shaft 203 between two rail wheels 202 of same side, and transmission shaft 203 one side fixedly connected with driving motor 204, pass through the gear box 205 transmission connection between driving motor 204 output and the transmission shaft 203. In the initial state, the fork rod 408 is inserted into the fork hole 2010, when the fork rod 408 is turned over, the flaw detection vehicle 2 is forked and turned over in the fork hole 2010, and after the rail wheel 202 of the flaw detection vehicle 2 is placed on a steel rail, the flaw detection vehicle 2 starts to move to perform flaw detection work along with the withdrawal of the fork rod 408, in the process, the driving motor 204 operates, the transmission shaft 203 is driven by the gearbox 205 to rotate, the rail wheels 202 at two ends of the transmission shaft 203 are driven to rotate, the flaw detection vehicle 2 moves, the detector 207 detects the damage state of the steel rail in real time in the moving process, wherein the battery 208 supplies power to the detector 207 and the driving motor 204, after the flaw detection work is completed, the transport vehicle 1 is driven to face the flaw detection vehicle 2, the direction of the transport vehicle 1 is continuously adjusted until the infrared rays emitted by the two infrared emitters 4091 are received by the two infrared receivers 209, when the transport vehicle 1 moves to the rail position of the flaw detection vehicle 2, due to the calibration of the infrared emitter 4091 and the infrared receiver 209, the transport vehicle 1 and the flaw detection vehicle 2 are aligned, the fork rod 408 is inserted into the fork hole 2010 again, then the transport vehicle 1 and the rail are stably connected together again through the anchor assembly 5, then the flaw detection vehicle 2 is forked up by ninety degrees through the turning mechanism 405, the flaw detection vehicle 2 is separated from the rail, the bottom plate 403 is driven to reversely rotate by one hundred eighty degrees through the rotating motor 401, then the turning motor 4055 of the turning mechanism 405 reversely operates to reversely turn the flaw detection vehicle 2 by ninety degrees again, the flaw detection vehicle 2 is turned onto the transport vehicle 1 at this time, and finally the cylinder 302 of the pneumatic clamping assembly 3 operates to extend out of the output end, and then the clamping plate 303 is driven to advance to clamp the flaw detection vehicle 2.
In this embodiment: the two sides of the top end surface of the transport vehicle 1 are provided with the bar-shaped grooves 101, and the rail wheels 202 of the vehicle body 201 are located in the bar-shaped grooves 101. When the flaw detection vehicle 2 is turned over onto the transport vehicle 1, the rail wheels 202 of the flaw detection vehicle 2 are located in the strip-shaped grooves 101, and the stability of the flaw detection vehicle 2 on the transport vehicle 1 is further improved.
In this embodiment: the anchor assembly 5 specifically includes: the anchor backup pad 501, anchor backup pad 501 side center runs through and is provided with the electromagnetic pillar 502, and electromagnetic pillar 502 one end is fixed on transport vechicle 1 side, and anchor backup pad 501's a side corner position fixedly connected with support arm 507, and support arm 507 one end swing joint has gyro wheel 508, fixedly connected with stiffener 509 between support arm 507 medial surface and anchor backup pad 501 side, anchor backup pad 501 another side corner position is equipped with the elastic expansion piece. When the transport vehicle 1 moves to the rail position, firstly, the rollers 508 on the supporting arms 507 are contacted with the rail, and when the four rollers 508 are propped against the rail, the anchor supporting plate 501 and the supporting arms 507 are moved backwards compared with the electromagnet column 502 along with the further advance of the transport vehicle 1, and the electromagnet column 502 is continuously close to the rail until the electromagnet column 502 is contacted with the rail, at the moment, the electromagnet column 502 is electrified to generate magnetism, and the anchoring is firmly adsorbed on the rail.
In this embodiment: the elastic expansion piece specifically includes: the inner rod 503 and the outer rod 504, one end of the inner rod 503 is fixedly connected with the anchoring supporting plate 501, the other end of the inner rod 503 is inserted into a telescopic groove 505 formed in the outer rod 504, a second spring post 506 is fixedly connected between the inner rod 503 and the inner wall of the telescopic groove 505, and one end of the outer rod 504 is fixedly connected with one side surface of the transport vehicle 1. During the backward movement of the anchor support plate 501 compared with the electromagnet pillar 502, the inner rod 503 is retracted into the expansion groove 505 of the outer rod 504, the second spring pillar 506 is pressed, and after the anchoring is released, the second spring pillar 506 releases elastic potential energy to restore the anchor support plate 501 to its original state.
The working principle of the invention is as follows: firstly, the transport vehicle 1 moves to a designated position of a steel rail to be detected, the transport vehicle 1 and the steel rail are stably connected together through the anchoring assembly 5, the track wheel 202 and the steel rail at the moment are at the same height, then the pneumatic clamping assembly 3 loosens the flaw detection vehicle 2, the rotatable overturning assembly 4 operates, and the specific operation process is as follows: the turning mechanism 405 turns the flaw detection vehicle 2 by ninety degrees through the fork rod 408, in the process, the right-angle clamping plate 409 clamps one side of the flaw detection vehicle 2, the supporting rod 407 improves the structural stability of the right-angle clamping plate 409, then, the rotating motor 401 operates, the bottom plate 403 is driven to rotate by one hundred eighty degrees through the rotating shaft 402, then, the turning motor 4055 of the turning mechanism 405 reversely operates to turn the flaw detection vehicle 2 by ninety degrees again, the flaw detection vehicle 2 is turned over onto a steel rail, finally, the anchoring assembly 5 is loosened, the transport vehicle 1 is moved backwards to pull out the fork rod 408, the flaw detection vehicle 2 moves on the steel rail to perform flaw detection work, in the process, the driving motor 204 operates, the transmission shaft 203 is driven to rotate through the gear box 205, the rail wheels 202 at two ends of the transmission shaft 203 are driven to rotate, the flaw detection vehicle 2 moves, the flaw detector 207 detects the damaged state of the steel rail in real time in the moving process, and after the flaw detection work is completed, the transport vehicle 1 is driven against the flaw detection vehicle 2, along with the approach of the transport vehicle 1, the direction of the transport vehicle 1 is continuously adjusted until the infrared rays emitted by the two infrared transmitters 4091 are received by the two infrared receivers 209, when the transport vehicle 1 moves to the steel rail position of the flaw detection vehicle 2, the transport vehicle 1 and the flaw detection vehicle 2 are aligned due to the alignment of the infrared transmitters 4091 and the infrared receivers 209, the fork rod 408 is inserted into the fork holes 2010 again, then the transport vehicle 1 and the steel rail are stably connected together again through the anchoring assembly 5, then the flaw detection vehicle 2 is forked up and turned for ninety degrees through the turning mechanism 405, the flaw detection vehicle 2 is separated from the steel rail, the bottom plate 403 is driven by the rotating motor 401 to reversely rotate for one hundred eighty degrees, then the turning motor 4055 of the turning mechanism 405 reversely operates to reversely turn the flaw detection vehicle 2 for ninety degrees again, the flaw detection vehicle 2 is turned over onto the transport vehicle 1, and finally, the air cylinder 302 of the pneumatic clamping assembly 3 runs out of the output end, so that the clamping plate 303 is driven to advance to clamp the flaw detection vehicle 2, and then, the anchoring assembly 5 is loosened, and the transport vehicle 1 carries the flaw detection vehicle 2 to leave the steel rail. When the transport vehicle 1 moves to the rail position, the rollers 508 on the supporting arms 507 are in contact with the rail first, and when the four rollers 508 are all abutted against the rail, the anchor supporting plate 501 and the supporting arms 507 move backward compared with the electromagnet column 502 along with the further advance of the transport vehicle 1, and the electromagnet column 502 is continuously close to the rail until the electromagnet column 502 is in contact with the rail, at this time, the electromagnet column 502 is electrified to generate magnetism, so that the rollers are firmly adsorbed on the rail to form an anchor, and when the anchor is released, the electromagnet column 502 is powered off.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed equally within the scope of the present invention.
Claims (9)
1. The rail flaw detection device for the rail transit is characterized by comprising a transport vehicle (1), wherein a flaw detection vehicle (2) is arranged on the top end surface of the transport vehicle (1), a rotatable overturning assembly (4) is arranged on one side of the flaw detection vehicle (2) and used for forking, overturning and rotating the flaw detection vehicle (2), a pneumatic clamping assembly (3) is arranged on the other side of the flaw detection vehicle (2) and used for clamping or loosening the flaw detection vehicle (2), and an anchoring assembly (5) is arranged on one side surface of the transport vehicle (1) and used for stabilizing the positions of the transport vehicle (1) and a rail;
the rotatable turnover assembly (4) comprises in particular: rotating electrical machines (401) and bottom plate (403), rotating electrical machines (401) are fixed inside transport vechicle (1) of bottom plate (403) below, and rotating electrical machines (401) top output fixedly connected with pivot (402), transport vechicle (1) and with bottom plate (403) bottom face center fixed connection are run through on pivot (402) top, and the top face bilateral symmetry of bottom plate (403) is equipped with tilting mechanism (405), the side fixedly connected with of tilting mechanism (405) fork arm (408) and two bracing pieces (407) that side by side, each the common fixedly connected with right angle cardboard (409) of one end of bracing piece (407), and right angle cardboard (409) card is in flaw detection vehicle (2) side top border, each fork arm (408) one end runs through fixed right angle cardboard (409) and fork into flaw detection vehicle (2), joint limiting seat (406) is cup jointed jointly on fork arm (408) and bracing piece (407) lateral surface on one side.
2. The rail transit steel rail flaw detection device according to claim 1, wherein movable steel balls (404) are embedded in the bottom end face corner position of the bottom plate (403), and the steel balls (404) are in contact with the top end face of the transport vehicle (1).
3. The rail transit rail flaw detection device according to claim 1, wherein the turning mechanism (405) specifically includes: fix fixed plate (4051) at bottom plate (403) top surface, fixed plate (4051) top surface one side fixedly connected with motor support plate (4052), and motor support plate (4052) one side fixedly connected with upset motor (4055), the opposite side fixedly connected with of motor support plate (4052) two upset backup pads (4053) that the level is parallel, two rotate between upset backup pad (4053) and be connected with upset seat (4054), upset motor (4055) output runs through motor support plate (4052) and with upset seat (4054) fixed connection, two fork arms (408) and two that side by side bracing piece (407) are fixed respectively in upset seat (4054) one side four corners position, and the both sides fixedly connected with stopper (4056) of upset seat (4054), upset seat (4054) bottom surface sits on stopper (4056) top surface.
4. The rail flaw detection device for rail transit of claim 1, wherein two infrared emitters (4091) are embedded in the middle of one side surface of the right-angle clamping plate (409), a plurality of parallel pressing plates (4092) are arranged at the top end of the inner side surface of the right-angle clamping plate (409), a plurality of first spring columns (4093) are fixedly connected between the top end surface of the pressing plates (4092) and the right-angle clamping plate (409), and one end of each pressing plate (4092) is arc-shaped.
5. Rail transit rail flaw detection device according to claim 1, characterized in that the pneumatic clamping assembly (3) comprises in particular: the side plate (301) fixed on the top end face of the transport vehicle (1), a cylinder (302) is fixedly connected to the middle position of one side face of the side plate (301), the output end of the cylinder (302) penetrates through the side plate (301) and is fixedly connected with a clamping plate (303), a silica gel pad (304) is fixedly connected to one side face of the clamping plate (303), sleeves (305) are fixedly connected to two sides of the cylinder (302), an optical axis (306) is movably connected to the inside of each sleeve (305), and one end of each optical axis (306) penetrates through the side plate (301) and is fixedly connected with the clamping plate (303).
6. Rail transit rail flaw detection device according to claim 1, characterized in that the flaw detection vehicle (2) comprises in particular: automobile body (201), bottom face four corners position swing joint of automobile body (201) has rail wheel (202), and fork hole (2010) that supplies rotatable upset subassembly (4) to fork into have been seted up to the side of automobile body (201), one side that automobile body (201) is close to rotatable upset subassembly (4) has inlayed two infrared receiver (209), and inside one side fixedly connected with fixed frame (206) of automobile body (201), the inside fixedly connected with battery (208) of fixed frame (206), and the bottom face fixedly connected with detector (207) of fixed frame (206), same side two fixedly connected with transmission shaft (203) between rail wheel (202), and transmission shaft (203) one side fixedly connected with driving motor (204), be connected through gear box (205) transmission between driving motor (204) output and transmission shaft (203).
7. The rail flaw detection device for rail transit as claimed in claim 6, wherein the two sides of the top end surface of the transport vehicle (1) are provided with strip grooves (101), and the rail wheels (202) of the vehicle body (201) are seated in the strip grooves (101).
8. Rail transit rail flaw detection device according to claim 1, characterized in that the anchor assembly (5) comprises in particular: anchor backup pad (501), anchor backup pad (501) side center runs through and is provided with electromagnet post (502), and electromagnet post (502) one end is fixed on transport vechicle (1) side, a side corner position fixedly connected with support arm (507) of anchor backup pad (501), and support arm (507) one end swing joint has gyro wheel (508), fixedly connected with stiffener (509) between support arm (507) medial surface and anchor backup pad (501) side, anchor backup pad (501) another side corner position is equipped with elastic expansion element.
9. The rail transit rail flaw detection device according to claim 8, wherein the elastic expansion member specifically includes: the inner rod (503) and the outer rod (504), one end of the inner rod (503) is fixedly connected with the anchoring supporting plate (501), the other end of the inner rod (503) is inserted into a telescopic groove (505) formed in the outer rod (504), a second spring column (506) is fixedly connected between the inner rod (503) and the inner wall of the telescopic groove (505), and one end of the outer rod (504) is fixedly connected with one side surface of the transport vehicle (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210796824.9A CN115123338B (en) | 2022-07-06 | 2022-07-06 | Rail flaw detection device for track traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210796824.9A CN115123338B (en) | 2022-07-06 | 2022-07-06 | Rail flaw detection device for track traffic |
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| Publication Number | Publication Date |
|---|---|
| CN115123338A CN115123338A (en) | 2022-09-30 |
| CN115123338B true CN115123338B (en) | 2023-06-20 |
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| CN202210796824.9A Active CN115123338B (en) | 2022-07-06 | 2022-07-06 | Rail flaw detection device for track traffic |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101478A (en) * | 2009-12-19 | 2011-06-22 | 襄樊金鹰轨道车辆有限责任公司 | Vehicle-mounted operating vehicle |
| CN109249957B (en) * | 2018-11-12 | 2023-07-25 | 河北工业大学 | Automatic inspection device for rail damage of rail transit |
| CN109212038A (en) * | 2018-11-14 | 2019-01-15 | 北京主导时代科技有限公司 | A kind of rail detector car and its layout system of popping one's head in |
| CN113696917A (en) * | 2021-08-27 | 2021-11-26 | 中铁二十局集团有限公司 | Flaw detection vehicle |
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