CN219544788U - Centipede-like multifunctional rail dynamic flaw detection device - Google Patents

Abstract

The utility model discloses a centipede-like multifunctional rail dynamic flaw detection device which comprises a track frame, a first bogie, a second bogie and a third bogie, wherein the first bogie, the second bogie and the third bogie are arranged at the top of the track frame, the tops of the first bogie, the second bogie and the third bogie are fixedly connected with a shell, and the joints of the first bogie, the second bogie and the third bogie are connected through universal joints. The centipede-like multifunctional rail dynamic flaw detection device has the advantages of realizing flexibility, simultaneously realizing better space occupied by the distribution module, dispersing application functions, reducing structural volume and removing bloating, and solves the problems that the existing rail detection device is not flexible enough in the use process, not safe and smooth in integral operation, relatively inconvenient in the use process and not rapid in detection efficiency of rail flaw detection.

Description

Centipede-like multifunctional rail dynamic flaw detection device

Technical Field

The utility model belongs to the technical field of rail flaw detection, and particularly relates to a centipede-like multifunctional rail dynamic flaw detection device.

Background

When long-time use of rail through train or tram, can lead to the fact the damage to the rail, in order to prolong the life of rail and reduce impaired, need regularly detect a flaw with inside to the surface of rail, and current rail detection device is in the in-process of using, and is inflexible inadequately, and the volume is great, and the use is comparatively inconvenient, and the detection efficiency to rail detects a flaw is not quick, and the problem that prior art exists is: the rail detection device is not flexible enough in the use process, the whole operation is not safe and smooth enough, the use process is relatively inconvenient, the detection efficiency of rail flaw detection is not fast, and therefore the centipede-like multifunctional rail dynamic flaw detection device is provided for solving the problems.

Disclosure of Invention

Aiming at the problems existing in the prior art, the utility model provides the centipede-like multifunctional rail dynamic flaw detection device which has the advantages of realizing the flexibility, simultaneously realizing the space occupied by a better distribution module, dispersing application functions, reducing the structural volume and removing the bulkiness, and solving the problems that the existing rail detection device is not flexible enough in the use process, not safe and smooth in the whole operation, relatively inconvenient in the use process and not rapid in the detection efficiency of rail flaw detection.

The utility model discloses a centipede-like multifunctional rail dynamic flaw detection device, which comprises a track frame, a first bogie, a second bogie and a third bogie, wherein the first bogie, the second bogie and the third bogie are arranged at the top of the track frame, the tops of the first bogie, the second bogie and the third bogie are fixedly connected with a shell, a bolt loosening detection assembly is arranged in the first bogie, and the joints of the first bogie, the second bogie and the third bogie are connected through universal joints.

As the preferable mode of the utility model, the bolt looseness detection assembly comprises a running wheel, the running wheel is arranged in the first steering frame, four supports are welded at the bottom of the first steering frame and are respectively positioned at the left side, the right side, the front side and the rear side of the bottom of the first steering frame, guide wheels are respectively arranged in the four supports, the bolt looseness detection assembly is arranged, the running wheel is driven to move by providing power through a motor, so that the bolt looseness detection assembly is driven to move, when the movement is stopped, the bolt looseness detection assembly stops and detects bolt looseness at the bolt connection position of the track frame, and two stabilizing wheels are arranged at the front side and the rear side of the bolt looseness detection assembly.

As a preferable mode of the utility model, a crack detection assembly is arranged in the second bogie, four guide wheels are arranged at the bottom of the second bogie, the installation mode of the four guide wheels is the same as that of the four guide wheels at the bottom of the first bogie, the crack detection assembly is driven to move by providing power through a motor, the crack detection assembly can be stopped and surface cracks are detected at certain intervals when the traveling wheels are stopped, in the high-speed running process of a track, three high-definition cameras capable of freely controlling the azimuth and the angle of the mechanical arm are used for shooting picture information of the right upper side and the two side surfaces of the track, the picture information is transmitted to a PC end together with the position information of the picture through a wireless transmission module, the picture is subjected to image processing through the PC end, and if the surface cracks are detected, the position information at the moment is recorded.

As the utility model is preferable, the wheel type ultrasonic flaw detection probe is arranged in the third bogie, four guide wheels are arranged at the bottom of the third bogie, the installation mode of the four guide wheels is the same as that of the four guide wheels at the bottom of the first bogie and the four guide wheels at the bottom of the second bogie, by arranging the wheel type ultrasonic flaw detection probe, the bolt loosening detection assembly, the crack detection assembly and the wheel type ultrasonic flaw detection probe are composed of the same movement assembly, the wheel type ultrasonic flaw detection probe rolls on the surface of a steel rail along with the advancing process, the coupling liquid is filled in the wheel type ultrasonic flaw detection probe, the ultrasonic loss can be reduced to the greatest extent, the ultrasonic transmission to the inside of the steel rail is facilitated, three ultrasonic probes of 0 DEG, 30 DEG and 70 DEG are arranged in parallel to effectively enlarge the detection range, the two inner sides of the wheel type ultrasonic flaw detection probe are provided with bearing clamping probe array groups, and the probe is ensured not to rotate along with the rolling of the wheel type ultrasonic flaw detection probe, and the downward direction is always kept.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model is characterized in that the track frame, the first bogie, the second bogie, the third bogie, the shell, the bolt looseness detection assembly and other structural components are arranged, the guide wheel and the stabilizing wheel are similar in structure and different in function, the guide wheel and the stabilizing wheel are respectively responsible for guiding and stabilizing in the driving process, the joints of the first bogie, the second bogie and the third bogie are connected together through universal joints to form a 'body joint' split function imitating a centipede shape, the motor provides power to drive the running wheel to move, the bolt looseness detection assembly is driven to advance and pull the crack detection assembly and the wheel type ultrasonic flaw detection probe to move, the bolt looseness detection assembly, the crack detection assembly and the wheel type ultrasonic flaw detection probe are driven by the same movement assembly, and meanwhile, the guide wheel and the stabilizing wheel are started and stopped at the joint of the bolt, stop at a certain distance and detect surface cracks and internal nuclear injuries, and the advantages of realizing better space occupied by the distribution module, dispersing the application function, reducing the structure volume and removing the swelling are achieved.

2. The multifunctional rail dynamic flaw detection device has the advantages that structural components such as the track frame, the first bogie, the second bogie, the third bogie, the shell, the bolt looseness detection assembly and the like are arranged, the mechanical design of the centipede-like structure can be greatly simplified, the weight and the size are not limited by the complexity of the system, the functions of detecting bolt looseness, detecting nuclear injury and detecting cracks are respectively arranged in three body joints, and the same structures of three matrixes are connected through universal joints, so that the flexibility of the multifunctional rail dynamic flaw detection device is realized, the occupied space of a distribution module can be better, the application function is dispersed, the structure volume is reduced, and the swelling is removed.

Drawings

FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present utility model;

FIG. 2 is a perspective view of a removable housing according to an embodiment of the present utility model;

FIG. 3 is a perspective view of a bolt looseness detection assembly provided in an embodiment of the utility model;

fig. 4 is a perspective view of a gimbal according to an embodiment of the present utility model.

In the figure: 1. a track frame; 2. a first bogie; 3. a second bogie; 4. a third bogie; 5. a housing; 6. a bolt loosening detection assembly; 61. a running wheel; 62. a support; 63. a guide wheel; 7. a crack detection assembly; 8. wheel type ultrasonic flaw detection probe; 9. and a universal joint.

Detailed Description

For a further understanding of the utility model, its features and advantages, reference is now made to the following examples, which are illustrated in the accompanying drawings.

The structure of the present utility model will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, the centipede-like multifunctional rail dynamic flaw detection device provided by the embodiment of the utility model comprises a track frame 1, a first bogie 2, a second bogie 3, a third bogie 4, a shell 5, a bolt loosening detection assembly 6, a running wheel 61, a support 62, a guide wheel 63, a crack detection assembly 7, a wheel type ultrasonic flaw detection probe 8 and a universal joint 9, wherein the first bogie 2, the second bogie 3 and the third bogie 4 are all arranged at the top of the track frame 1, the shells 5 are fixedly connected to the tops of the first bogie 2, the second bogie 3 and the third bogie 4, the bolt loosening detection assembly 6 is arranged in the first bogie 2, and the joints of the first bogie 2, the second bogie 3 and the third bogie 4 are connected through the universal joint 9.

Referring to fig. 3, the bolt looseness detecting assembly 6 includes a running wheel 61, the running wheel 61 is mounted inside the first steering frame 2, four supports 62 are welded to the bottom of the first steering frame 2, the four supports 62 are located on the left and right sides and the front and rear sides of the bottom of the first steering frame 2, and guide wheels 63 are disposed inside the four supports 62.

The scheme is adopted: through setting up the not hard up detection component 6 of bolt, provide power through the motor, drive running wheel 61 removes to drive not hard up detection component 6 of bolt and remove, when stopping removing, not hard up detection component 6 of bolt can stop and detect the bolt and become flexible to track frame 1 bolted connection department, and two stabilizing wheels are installed to the front side and the rear side of not hard up detection component 6 of bolt, and not hard up detection component 6 of bolt, crack detection component 7 and the leading wheel 63 that wheeled ultrasonic flaw detection probe 8 used are the same.

Referring to fig. 2, the second bogie 3 is internally provided with a crack detection assembly 7, the bottom of the second bogie 3 is provided with four guide wheels 63, and the four guide wheels 63 are installed in the same manner as the four guide wheels 63 at the bottom of the first bogie 2.

The scheme is adopted: through setting up crack detection subassembly 7, provide power through the motor, drive and walk the travelling wheel 61 and remove, can make crack detection subassembly 7 remove, when travelling wheel 61 stops, crack detection subassembly 7 can stop and detect surface crack at regular intervals, at the high-speed operation in-process of track, the high definition digtal camera that totally three can be controlled position and angle by the arm freedom shoots the picture information of rail directly over and both sides face to convey to the PC end through wireless transmission module along with its positional information, and carry out image processing by the PC end to the picture, if detect surface crack, the positional information of record this moment.

Referring to fig. 2, a wheel type ultrasonic flaw detection probe 8 is provided inside the third bogie 4, four guide wheels 63 are provided at the bottom of the third bogie 4, and the four guide wheels 63 are installed in the same manner as the four guide wheels 63 at the bottom of the first bogie 2 and the four guide wheels 63 at the bottom of the second bogie 3.

The scheme is adopted: through setting up wheeled ultrasonic inspection probe 8, bolt looseness detection subassembly 6, crack detection subassembly 7 and wheeled ultrasonic inspection probe 8 comprise same motion subassembly, wheeled ultrasonic inspection probe 8 rolls along with the in-process of marcing at the rail surface, wheeled ultrasonic inspection probe 8 is inside to be full of coupling liquid, can furthest reduce ultrasonic loss, the ultrasonic propagation to rail inside of being convenient for, three 0, 30, 70 ultrasonic probe are arranged side by side and are effectively enlarged the detection scope, the probe array group is blocked to the two inboard installation bearings of wheeled ultrasonic inspection probe 8 to guarantee that the probe does not roll and rotate along with wheeled ultrasonic inspection probe 8, but remain decurrent direction throughout.

The working principle of the utility model is as follows:

when the device is used, the bolt looseness detection assembly 6 is powered by a motor to drive the running wheel 61 to move, the bolt looseness detection assembly 6 is driven to move and draw the crack detection assembly 7 and the wheel type ultrasonic flaw detection probe 8 to move, in the high-speed running process of the track, three high-definition cameras capable of freely controlling the direction and the angle of the mechanical arm are used for shooting image information of the right upper side and the two side surfaces of a rail, the image information is transmitted to a PC end together with the image information through the wireless transmission module, the image is processed by the PC end, if surface cracks are detected, the position information at the moment is recorded, the wheel type ultrasonic flaw detection probe 8 rolls on the surface of a steel rail along with the running process, coupling liquid is filled in the wheel type ultrasonic flaw detection probe 8, ultrasonic loss can be reduced to the maximum extent, ultrasonic propagation is facilitated to the inside of the steel rail, three ultrasonic probes of 0 DEG, 70 DEG are arranged side by side, the detection range is effectively enlarged, the two inner sides of the wheel type ultrasonic flaw detection probe 8 are provided with bearing clamping probe array groups, the ultrasonic flaw detection probes are ensured not to rotate along with the wheel type ultrasonic probe 8, the downward direction is always kept, the bolt looseness detection assembly 6, the crack detection assembly 7 and the wheel type ultrasonic probe 8 are stopped by the same moving assembly, and the joint is stopped at a certain distance when the surface of a crack is detected, and the inside the bolt looseness detection assembly is stopped.

To sum up: this imitative centipede formula multi-functional rail developments flaw detection device through setting up track frame 1, first bogie 2, second bogie 3, third bogie 4, shell 5, bolt looseness detection component 6, walk the wheel 61, support 62, leading wheel 63, crack detection component 7, wheeled ultrasonic flaw detection probe 8 and universal joint 9's cooperation is used, has solved current rail detection device and has not nimble enough in the in-process of using, and the whole operation is safe smooth and easy inadequately, and the use is comparatively inconvenient, detects the problem that efficiency is not quick to rail flaw detection.

Claims (4)

1. The utility model provides a multi-functional rail dynamic fault detection device of imitative centipede, includes track frame (1), first bogie (2), second bogie (3) and third bogie (4) all set up in the top of track frame (1), its characterized in that: the top of first bogie (2), second bogie (3) and third bogie (4) all fixedly connected with shell (5), the inside of first bogie (2) is provided with bolt looseness detection component (6), the junction of first bogie (2), second bogie (3) and third bogie (4) is connected through universal joint (9).

2. The centipede-like multifunctional rail dynamic flaw detection device as claimed in claim 1, wherein: bolt looseness detection subassembly (6) are including walking wheel (61), walk the inside of driving wheel (61) in first bogie (2), the bottom welded connection of first bogie (2) has four supports (62), and four supports (62) are located the left and right sides and the front and back both sides of first bogie (2) bottom respectively, and the inside of four supports (62) all is provided with leading wheel (63).

3. The centipede-like multifunctional rail dynamic flaw detection device as claimed in claim 1, wherein: the inside of second bogie (3) is provided with crack detection subassembly (7), the bottom of second bogie (3) is provided with four leading wheel (63), and four leading wheel (63) mounting means is the same with four leading wheel (63) mounting means of first bogie (2) bottom.

4. The centipede-like multifunctional rail dynamic flaw detection device as claimed in claim 1, wherein: the inside of third bogie (4) is provided with wheeled ultrasonic inspection probe (8), the bottom of third bogie (4) is provided with four leading wheel (63), and four leading wheel (63) mounting means and four leading wheel (63) of first bogie (2) bottom and four direction mounting means of second bogie (3) bottom are the same.