CN220009759U

CN220009759U - Rail movable rail flaw detector

Info

Publication number: CN220009759U
Application number: CN202321094199.XU
Authority: CN
Inventors: 王利博; 刘丽君
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-11-14
Anticipated expiration: 2033-05-09

Abstract

The utility model discloses a rail movable rail flaw detector, which is provided with a bottom plate, wherein a supporting frame is fixed on the inner side of the bottom plate; the driving wheel is movably arranged below the bottom plate, and a wheel shaft penetrates through the driving wheel; the fan blade is fixedly arranged at the end part of the wheel shaft, and a protection box is sleeved outside the fan blade; comprising the following steps: one end of the fixed pipe is fixedly connected with the side face of the protection box, the other end of the fixed pipe is connected with the fixed box, a movable shaft penetrates through the fixed box, and a fixed plate is fixed on the side face of the upper end of the movable shaft; the adjacent fixed boxes are fixedly connected through connecting pipes, and a gas transmission channel is formed in the bottom plate. This movable rail flaw detector of track can clear up the track before detecting, can prevent on the one hand that the flaw detector from appearing undulantly and blocking the phenomenon of duning in the removal in-process, guarantees the smoothness nature of removal to can promote the accuracy to track detection.

Description

Rail movable rail flaw detector

Technical Field

The utility model relates to the technical field of rail flaw detectors, in particular to a rail movable rail flaw detector.

Background

After construction or after a period of use, the damage degree and the damage position of the rail surface need to be detected, so that a corresponding flaw detector needs to be used, detection is realized by self-moving on the rail, for example, a handcart type rail flaw detector with the publication number of CN206327368U comprises a flaw detector body and a moving device, and when flaw detection is carried out, the flaw detector does not need to be held by a hand, so that the labor intensity of operators is greatly reduced, and meanwhile, the working efficiency is also improved. And the detector head adopts the folding type to reduce the volume of the equipment, and compared with the equipment with the same volume, the detector head has larger arrangement area, more comprehensive detection range and higher detection precision. However, the cart type rail flaw detector still has the following defects in the actual use process:

the rail flaw detector realizes the detection of the rail damage, but lacks a structure for cleaning the rail before the detection, so that the flaw detector can appear fluctuation and blockage in the moving process, normal movement is influenced, meanwhile, the accuracy of the detection of the rail is also influenced by dust adhered on the rail, and the defect that innovative design is needed on the basis of the original rail flaw detector is urgently overcome.

Disclosure of Invention

The utility model aims to provide a rail moving flaw detector for solving the problems that the defect of the prior art that a structure for cleaning a rail is lack before detection, so that the flaw detector can have fluctuation and clamping phenomenon in the moving process, normal movement is affected, and meanwhile dust adhered on a rail can influence the accuracy of detection.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the rail flaw detector comprises a bottom plate, wherein a support frame is fixed on the inner side of the bottom plate, and a display screen is movably arranged above the support frame;

the driving wheel is movably arranged below the bottom plate, and a wheel shaft penetrates through the driving wheel;

the fan blades are fixedly arranged at the end parts of the wheel shafts, the outer sides of the fan blades are sleeved with protection boxes, and the protection boxes are fixed on the side surfaces of the bottom plates;

comprising the following steps:

one end of the fixed pipe is fixedly connected with the side surface of the protection box, the other end of the fixed pipe is connected with the fixed box, a movable shaft penetrates through the fixed box, a fixed plate is fixed on the side surface of the upper end of the movable shaft, and a cleaning brush is arranged on the side surface of the lower end of the movable shaft;

the adjacent fixed boxes are fixedly connected through connecting pipes, a gas transmission channel is formed in the bottom plate, and a jet head is fixed on the side face of the bottom plate.

Preferably, the protection box is mutually communicated with the fixing box through a fixing pipe, and the adjacent 2 fixing boxes are communicated through connecting pipes, and gas generated by rotation of the fan blade can enter the fixing box through the fixing pipe and enter the other fixing box through the connecting pipe.

Preferably, the movable shaft is connected with the fixed box through bearings, the fixed plates are distributed on the movable shaft at equal angles, and when gas enters the fixed box, the gas can contact with the fixed plates so as to push the fixed plates and the movable shaft to rotate.

Preferably, the cleaning brushes are uniformly distributed on the movable shaft, the cleaning brushes, the fixed box and the fixed pipe are symmetrically distributed about the vertical axis of the bottom plate, and the movable shaft drives the cleaning brushes to synchronously rotate when rotating, so that the cleaning effect on brushing the inner side of the rail is achieved.

Preferably, the distance between the cleaning brushes is smaller than the distance between the 2 driving wheels, and the fixing pipe far away from the protection box is mutually communicated with the gas transmission channel, so that the rails can be cleaned synchronously in the moving process of the flaw detector.

Preferably, the gas transmission channel is communicated with the gas jet head, the gas jet head is obliquely arranged on the bottom plate, and gas in the fixed box can finally enter the gas transmission channel and then be discharged from the gas jet head, so that the cleaning of the upper part of the track is realized.

Compared with the prior art, the utility model has the beneficial effects that: this portable rail crack detector of track can clear up the track before detecting, can prevent on the one hand that the crack detector from appearing undulant and the phenomenon of blocking in the removal in-process, guarantees the smoothness nature of removal to can promote the accuracy to track detection, specific content is as follows:

1. the driving wheel can drive the fan blades to rotate through the belt pulley mechanism in the moving process, and then generated wind power can enter the fixed box, and when the wind power is contacted with the fixed plate, the cleaning brush can be driven to rotate through the movable shaft, so that the inner side of the track can be cleaned through the cleaning brush, and the accuracy of detection is improved;

2. the gas entering the fixing box can finally enter the gas transmission channel through the fixing pipe and the connecting pipe and can be finally discharged from the jet head to be blown onto the rail, so that the upper part of the rail can be cleaned before the driving wheel contacts with the rail, and the fit of the driving wheel after the driving wheel contacts is ensured.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic view of the bottom structure of the present utility model;

FIG. 3 is a schematic view of the elevation and cross-section structure of the protective box of the utility model;

FIG. 4 is a schematic view showing a structure of a fixing case of the present utility model in a top-down section;

fig. 5 is a schematic view of the floor of the present utility model in a top-down view.

In the figure: 1. a bottom plate; 2. a support frame; 3. a display screen; 4. a driving wheel; 5. a wheel axle; 6. a fan blade; 7. a protective case; 8. a fixed tube; 9. a fixed box; 10. a movable shaft; 11. a fixing plate; 12. cleaning brushes; 13. a connecting pipe; 14. a gas transmission channel; 15. a jet head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the rail flaw detector is provided with a bottom plate 1, wherein a support frame 2 is fixed on the inner side of the bottom plate 1, and a display screen 3 is movably arranged above the support frame 2; the driving wheel 4 is movably arranged below the bottom plate 1, and a wheel shaft 5 penetrates through the driving wheel 4; the fan blades 6 are fixedly arranged at the end parts of the wheel shafts 5, the outer sides of the fan blades 6 are sleeved with protection boxes 7, and the protection boxes 7 are fixed on the side surfaces of the bottom plate 1; comprising the following steps: a fixed pipe 8, one end of which is fixedly connected with the side surface of the protection box 7, the other end of the fixed pipe 8 is connected with a fixed box 9, a movable shaft 10 penetrates through the fixed box 9, a fixed plate 11 is fixed on the side surface of the upper end of the movable shaft 10, and a cleaning brush 12 is arranged on the side surface of the lower end of the movable shaft 10; the adjacent fixed boxes 9 are fixedly connected through connecting pipes 13, a gas transmission channel 14 is formed in the bottom plate 1, and a jet head 15 is fixed on the side surface of the bottom plate 1.

As shown in fig. 1-4, the protection box 7 is mutually communicated with the fixing box 9 through the fixing pipe 8, and the adjacent 2 fixing boxes 9 are communicated through the connecting pipe 13, when the driving wheel 4 rotates, the wheel shaft 5 can be driven to rotate, and then the fan blade 6 is driven to rotate through the transmission of the belt pulley mechanism, so that the generated wind power can enter the protection box 7 and enter the fixing box 9 from the fixing pipe 8; the movable shaft 10 is connected with the fixed box 9 through bearings, the fixed plate 11 is distributed on the movable shaft 10 at equal angles, and when gas enters the fixed box 9, the gas can contact with the fixed plate 11, so that the movable shaft 10 is driven to rotate through the fixed plate 11; the cleaning brushes 12 are uniformly distributed on the movable shaft 10, and the cleaning brushes 12, the fixed box 9 and the fixed pipe 8 are symmetrically distributed about the vertical axis of the bottom plate 1; the distance between the cleaning brushes 12 is smaller than the distance between the 2 driving wheels 4, the fixed pipe 8 far away from the protection box 7 is communicated with the gas transmission channel 14, and the cleaning brushes 12 can be driven to rotate when the movable shaft 10 rotates, so that the inner side of a track is cleaned, adhered dust is cleaned, and the detection accuracy of a flaw detector is improved;

as shown in fig. 5, the gas delivery channel 14 is communicated with the gas jet head 15, and the gas jet head 15 is obliquely arranged on the bottom plate 1, after gas enters the inside of the fixed box 9, the gas can finally enter the gas delivery channel 14 from the other fixed pipe 8, and then can be discharged from the gas jet head 15 and blown to the upper part of the track for cleaning, so that the smoothness of the movement of the driving wheel 4 can be ensured, and the clamping is prevented.

Working principle: as shown in fig. 1-5, the flaw detector is placed on a rail, the flaw detector is contacted with a rail through a driving wheel 4, and then the device is driven to move through the rotation of the driving wheel 4, when the driving wheel 4 rotates, a belt pulley mechanism drives a fan blade 6 to rotate, so that generated wind power enters a fixed box 9, a rear shell is contacted with a fixed plate 11, a movable shaft 10 and a cleaning brush 12 are driven to rotate, the inner side of the rail is cleaned, then gas is continuously conveyed and discharged from a jet head 15, the upper side of the rail is cleaned, the smoothness of the movement of the device is ensured, and meanwhile, the detection accuracy can be improved.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The rail flaw detector is provided with a bottom plate (1), wherein a support frame (2) is fixed on the inner side of the bottom plate (1), and a display screen (3) is movably arranged above the support frame (2);

the driving wheel (4) is movably arranged below the bottom plate (1), and a wheel shaft (5) penetrates through the driving wheel (4);

the fan blades (6) are fixedly arranged at the end parts of the wheel shafts (5), a protection box (7) is sleeved on the outer sides of the fan blades (6), and the protection box (7) is fixed on the side face of the bottom plate (1);

characterized by comprising the following steps:

the device comprises a protection box (7), a fixed pipe (8), a cleaning brush (12) and a cleaning brush, wherein one end of the protection box is fixedly connected with the side face of the protection box (7), the other end of the protection box (7) is connected with the fixed box (9), a movable shaft (10) penetrates through the fixed box (9), a fixed plate (11) is fixed on the side face of the upper end of the movable shaft (10), and the cleaning brush (12) is arranged on the side face of the lower end of the movable shaft (10);

the adjacent fixed boxes (9) are fixedly connected through connecting pipes (13), a gas transmission channel (14) is formed in the bottom plate (1), and a jet head (15) is fixed on the side face of the bottom plate (1).

2. A rail transit fault detector as claimed in claim 1, wherein: the protection boxes (7) are mutually communicated through the fixed pipes (8) and the fixed boxes (9), and the adjacent 2 fixed boxes (9) are communicated through the connecting pipes (13).

3. A rail transit fault detector as claimed in claim 1, wherein: the movable shaft (10) is connected with the fixed box (9) through bearings, and the fixed plates (11) are distributed on the movable shaft (10) at equal angles.

4. A rail transit fault detector as claimed in claim 1, wherein: the cleaning brushes (12) are uniformly distributed on the movable shaft (10), and the cleaning brushes (12), the fixed box (9) and the fixed pipe (8) are symmetrically distributed about the vertical axis of the bottom plate (1).

5. A rail transit fault detector as claimed in claim 1, wherein: the distance between the 2 groups of cleaning brushes (12) is smaller than the distance between the 2 driving wheels (4), and the fixing pipe (8) far away from the protection box (7) is communicated with the gas transmission channel (14).

6. A rail transit fault detector as claimed in claim 1, wherein: the air delivery channel (14) is communicated with the air jet head (15), and the air jet head (15) is obliquely arranged on the base plate (1).