CN213199736U

CN213199736U - Track frame device of detecting a flaw

Info

Publication number: CN213199736U
Application number: CN202022283403.5U
Authority: CN
Inventors: 梁斌; 李先亮; 李雪丹; 张卫勇; 林芳; 马莲
Original assignee: Wuhan Youkai Detection Technology Co ltd
Current assignee: Wuhan Youkai Detection Technology Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-05-14
Anticipated expiration: 2030-10-14

Abstract

The utility model discloses a track frame flaw detection device, wherein a top plate is arranged on the upper part of a frame, telescopic frames are fixedly connected with the two sides of the lower surface of the top plate, snap rings are fixedly connected with the lower parts of the telescopic frames, springs sleeved on the telescopic rods are arranged on the upper parts of the snap rings, and pulleys are rotatably connected with the bottoms of the telescopic frames; the lower surface middle end fixedly connected with fixed block of roof, the bottom fixedly connected with support frame of fixed block, the bottom of support frame is rotated and is connected with the wheel of detecting a flaw, one side middle part of fixed block is rotated and is connected with the lead screw, the one end welding of lead screw has the handle, lead screw threaded connection has the movable block, the bottom fixedly connected with I-shaped piece of movable block, the middle part sliding connection of I-shaped piece has the guide bar, the one end welding of guide bar is in one side of fixed block, the bottom fixedly connected with connecting plate of I-shaped piece, bottom one side fixedly connected with crossbearer of connecting plate, one side of crossbearer is rotated and.

Description

Track frame device of detecting a flaw

Technical Field

The utility model belongs to the technical field of the device of detecting a flaw, specifically be a track frame device of detecting a flaw.

Background

The China high speed railway, called China high speed railway for short, refers to a high speed railway built in China and used in China, and is an important traffic infrastructure of China at present.

Along with the rapid development of high-speed railways, convenience is brought to people for traveling, meanwhile, a railway network penetrating through the whole country also brings little workload to maintenance, particularly, the inspection of rails is important, at this time, a rapid inspection device is used in a field, when a common inspection device is used for inspecting the rails, a vehicle body can swing left and right when a trolley moves rapidly, an inspection device is required not to deviate from an overlarge angle, otherwise, the inspection precision is influenced, the requirement of maintenance cannot be met, a maintenance worker can easily ignore the point, meanwhile, the rail and a rigid pulley slide, the trolley vibrates greatly when sliding, the inspection device vibrates up and down, the detection cannot be uniform, the precision is influenced, and meanwhile, when the trolley runs for a long time, the precision equipment on the trolley easily generates mechanical faults due to vibration, and the use is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the above-mentioned problem of proposing, provide a track frame detection device.

The technical scheme adopted by the utility model is that the rail rack flaw detection device comprises a frame, wherein a top plate is arranged on the upper part of the frame, telescopic frames are fixedly connected to two sides of the lower surface of the top plate, snap rings are fixedly connected to the lower parts of the telescopic frames, springs sleeved on the telescopic rods are arranged on the upper parts of the snap rings, and pulleys are rotatably connected to the bottoms of the telescopic frames; the lower surface middle end fixedly connected with fixed block of roof, the bottom fixedly connected with support frame of fixed block, the bottom of support frame is rotated and is connected with the wheel of detecting a flaw, one side middle part of fixed block is rotated and is connected with the lead screw, the one end welding of lead screw has the handle, lead screw threaded connection has the movable block, the bottom fixedly connected with I-shaped piece of movable block, the middle part sliding connection of I-shaped piece has the guide bar, the one end welding of guide bar is in one side of fixed block, the first stopper of one side fixedly connected with of guide bar, the opposite side welding of guide bar has the second stopper, the bottom fixedly connected with connecting plate of I-shaped piece, bottom one side fixedly connected with crossbearer of connecting plate, one side of crossbearer rotates.

In a preferred embodiment, the number of the pulleys is two, the pulleys are located at two ends of the top plate, the number of the expansion bracket, the number of the snap ring and the number of the springs are four, and each two of the formed structures are located at two sides of the pulleys in a group.

In a preferred embodiment, the upper part of the supporting frame is fixedly connected with two protection plates, and the two protection plates are positioned at the front side and the rear side of the flaw detection wheel.

In a preferred embodiment, the connecting structure of one side of the fixing block is completely mirror-symmetrical to the connecting structure of the other side of the fixing block.

In a preferred embodiment, the outer wall of the screw rod is provided with external threads, the inner wall of the moving block is provided with internal threads, and the internal threads and the external threads are matched.

In a preferred embodiment, the middle parts of the first limiting plate and the second limiting plate are rotatably connected to two sides of the screw rod, and the top of the limiting plate is fixedly connected to the lower surface of the top plate.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, through waveing the handle, drive the lead screw and go up the removal of removal piece for the land wheel laminating track upper portion side of connection on the removal piece reaches to the dolly position and removes spacingly, can contend to adjust different tracks, effectively prevents when the dolly moves fast because the left and right sides rocks and influences the detection precision of flaw detector, effectively improves the detection quality, improves the efficiency of detecting a flaw, reduces maintenance time and cost.

2. The utility model discloses in, the expansion bracket that sets up through the pulley both sides adds spring mechanism, vibrations from top to bottom when effectively reducing the dolly and remove, guarantees that the dolly is steady to move on the track, reduces and reciprocates the influence to the track precision of detecting a flaw, also reduces simultaneously because the equipment that mechanical vibrations brought is not hard up to damage, improve equipment life.

Drawings

FIG. 1 is a schematic diagram of the side view internal structure of the present invention;

FIG. 2 is a schematic diagram of the front view of the internal structure around the pulley of the present invention;

fig. 3 is a schematic sketch of the front view internal structure around the flaw detection wheel of the utility model.

The labels in the figure are: the device comprises a frame 1, a top plate 2, a telescopic frame 3, a snap ring 4, a spring 5, a pulley 6, a fixed block 7, a support frame 8, a flaw detection wheel 9, a screw rod 10, a handle 11, a moving block 12, an I-shaped block 13, a guide rod 14, a first limiting block 15, a second limiting block 16, a connecting plate 17, a transverse frame 18, a flat wheel 19 and a protective plate 20.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a rail rack flaw detection device comprises a vehicle frame 1, wherein a top plate 2 is arranged at the upper part of the vehicle frame 1, telescopic frames 3 are fixedly connected to two sides of the lower surface of the top plate 2, snap rings 4 are fixedly connected to the lower parts of the telescopic frames 3, springs 5 sleeved on the telescopic frames 3 are arranged at the upper parts of the snap rings 4, pulleys 6 are rotatably connected to the bottoms of the telescopic frames 3, the number of the pulleys 6 is two, the pulleys 6 are located at two ends of the top plate 2, the number of the telescopic frames 3, the number of the snap rings 4 and the number of the springs 5 are four, and each two formed structures are located at two; the middle end of the lower surface of the top plate 2 is fixedly connected with a fixed block 7, the bottom of the fixed block 7 is fixedly connected with a support frame 8, the upper part of the support frame 8 is fixedly connected with two protection plates 20, the two protection plates 20 are positioned at the front side and the rear side of a flaw detection wheel 9, the bottom of the support frame 8 is rotatably connected with a flaw detection wheel 9, the middle part of one side of the fixed block 7 is rotatably connected with a screw rod 10, one end of the screw rod 10 is welded with a handle 11, the screw rod 10 is in threaded connection with a moving block 12, the outer wall of the screw rod 10 is provided with external threads, the inner wall of the moving block 12 is provided with internal threads, the internal threads and the external threads are matched, the bottom of the moving block 12 is fixedly connected with an I-shaped block 13, the middle part of the I-shaped block 13 is, the middle parts of the first limiting plate and the second limiting plate are rotatably connected to two sides of the screw rod 10, the top parts of the limiting plates are fixedly connected to the lower surface of the top plate 2, the bottom of the I-shaped block 13 is fixedly connected with a connecting plate 17, one side of the bottom of the connecting plate 17 is fixedly connected with a transverse frame 18, one side of the transverse frame 18 is rotatably connected with a flat wheel 19, and a structure connected to one side of the fixing block 7 and a structure connected to the other side of the fixing block 7 are in complete mirror symmetry.

The working principle is as follows: in the use process of the flaw detection device for the track rack, the screw rod 10 is rotated by rotating the handle 11, the moving block 12 with the internal thread arranged inside is driven to move left and right by the external thread of the screw rod 10, the I-shaped block 13 connected with the bottom is driven to slide left and right on the guide rod 14 by the moving block 12, so that the connecting plate 17 connected with the bottom of the I-shaped block 14 moves, the flat wheel 19 connected with the cross frame 18 by rotation is clamped and loosened on the side edge of the upper part of the track, the effect of fixing the moving position of the trolley is achieved, and the left and right shaking of the trolley is; through the expansion bracket 3 that 6 both sides of pulley set up, expansion bracket 3 has cup jointed buffer spring 5, utilizes spring 5's elasticity, and the upper and lower vibrations when effectively reducing the dolly and remove reach long-time operation equipment, reduce because of the harm of mechanical shock to equipment.

This be arranged in track frame device of detecting a flaw, through waveing handle 11, drive lead screw 10 and go up movable block 12 and remove for the land wheel 19 of connection on movable block 12 laminates track upper portion side, reaches to the dolly position removal spacing, can contend to adjust different tracks, effectively prevents to influence the detector detection precision because the left and right sides is shaken when the dolly moves fast, effectively improves the detection quality, improves the efficiency of detecting a flaw, reduces maintenance time and cost.

This be arranged in track frame device of detecting a flaw, 3 expansion brackets through the 6 both sides of pulley setting add spring 5 mechanisms, vibrations from top to bottom when effectively reducing the dolly and remove, guarantee that the dolly is steady to remove on the track, reduce and reciprocate the influence to the track precision of detecting a flaw, also reduce simultaneously because the equipment that mechanical shock brought is not hard up the damage, improve equipment life.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a track frame device of detecting a flaw, includes frame (1), its characterized in that: a top plate (2) is arranged at the upper part of the frame (1), telescopic frames (3) are fixedly connected to two sides of the lower surface of the top plate (2), snap rings (4) are fixedly connected to the lower parts of the telescopic frames (3), springs (5) sleeved on the telescopic frames (3) are arranged at the upper parts of the snap rings (4), and pulleys (6) are rotatably connected to the bottoms of the telescopic frames (3); the middle end of the lower surface of the top plate (2) is fixedly connected with a fixed block (7), the bottom of the fixed block (7) is fixedly connected with a support frame (8), the bottom of the support frame (8) is rotatably connected with a flaw detection wheel (9), the middle of one side of the fixed block (7) is rotatably connected with a lead screw (10), one end of the lead screw (10) is welded with a handle (11), the lead screw (10) is in threaded connection with a moving block (12), the bottom of the moving block (12) is fixedly connected with an I-shaped block (13), the middle of the I-shaped block (13) is slidably connected with a guide rod (14), one end of the guide rod (14) is welded on one side of the fixed block (7), one side of the guide rod (14) is fixedly connected with a first limit block (15), the other side of the guide rod (14) is welded with a second limit block (16, one side of the bottom of the connecting plate (17) is fixedly connected with a transverse frame (18), and one side of the transverse frame (18) is rotatably connected with a flat wheel (19).

2. The rail frame flaw detection apparatus according to claim 1, wherein: the quantity of pulley (6) is two, pulley (6) are located the both ends of roof (2), expansion bracket (3) snap ring (4) with the quantity of spring (5) is four, and every two of the structure of constitution are a set of and are located the both sides of pulley (6).

3. The rail frame flaw detection apparatus according to claim 1, wherein: the upper portion fixedly connected with protection shield (20) of support frame (8), the quantity of protection shield (20) is two, and is located both sides around flaw detection wheel (9).

4. The rail frame flaw detection apparatus according to claim 1, wherein: the structure connected with one side of the fixed block (7) and the structure connected with the other side of the fixed block (7) are in complete mirror symmetry.

5. The rail frame flaw detection apparatus according to claim 1, wherein: the outer wall of the screw rod (10) is provided with external threads, the inner wall of the moving block (12) is provided with internal threads, and the internal threads and the external threads are matched.

6. The rail frame flaw detection apparatus according to claim 1, wherein: the middle parts of the first limiting plate and the second limiting plate are rotatably connected to two sides of the screw rod (10), and the top parts of the limiting plates are fixedly connected to the lower surface of the top plate (2).