CN212872316U

CN212872316U - Rail detection device for railway track traffic

Info

Publication number: CN212872316U
Application number: CN202022268439.6U
Authority: CN
Inventors: 刘美
Original assignee: Chengdu Yimeite Technology Co ltd
Current assignee: Shanghai Huigu Geotechnical Engineering Technology Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-04-02
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a rail detection device for railway track traffic relates to the railway detection technology field. The utility model provides a rail detection device for railway track traffic, includes the shallow bottom plate, the equal fixedly connected with electric putter in four corners of shallow bottom plate bottom, and electric putter's bottom fixed mounting has the universal wheel, the intermediate position fixedly connected with sliding guide of shallow bottom plate bottom, and sliding guide's one end fixed mounting has driving motor, the sliding tray has been seted up to sliding guide's bottom, and sliding guide is located the both ends activity coupling of sliding tray and has the activity lead screw. The utility model discloses a setting of fixed plate and test probe has realized utilizing test probe to detect a flaw to the train double track simultaneously to be favorable to improving the work efficiency of detecting a flaw, reduce the work load of detecting a flaw, through the setting of mounting and movable pulley, realized being convenient for make this utility model detection device can slide on the train track through the movable pulley.

Description

Rail detection device for railway track traffic

Technical Field

The utility model relates to a railway inspection technical field specifically is a rail detection device for railway track traffic.

Background

With the development of the railway in China towards the direction of passenger transport high speed and freight transport overloading, higher requirements are put forward on the integrity of the railway track structure, the track density is high, the passenger transport speed is increased, the freight transport overloading is realized, the running conditions are severe, the wagon damages the track structure, and the longitudinal waveform wear layer of the steel rail tread is infinite; the scratch and the peeling of the rail surface are not reduced, the side grinding of a small radius curve is very prominent, the grinding, the maintenance and the repair of the on-line steel rail by using a steel rail grinding train are effective aiming at the damage, the service life of the steel rail can be obviously prolonged, the quality of the line can be improved, the importance of the work of the railway transportation safety guarantee is higher and higher, the steel rail is used as the basic component part of the rail structure, the rail can bear the huge pressure of wheels and transmit the wheel to a sleeper, while at the same time serving the function of guiding the wheels of the rolling stock forward, the rails must provide a continuous, smooth, least resistant rolling surface for the wheels, and should also provide good adhesion traction, if the steel rail on the railway operation line is broken, serious traffic safety accidents such as train derailment, overturning and the like can be caused, therefore, the cracks existing in the steel rails must be detected and found in time to ensure the safety and smoothness of railway transportation.

The phenomenon that the steel rail is broken due to the defects of the material of the steel rail and the action of various external forces in rail transit is called rail breakage, the most common rail breakage causes two reasons, namely, when a train runs on the steel rail, the steel rail is broken under the action of repeated impact force of a train wheel pair; the other condition is that when the rail is idle, one section of steel rail is lost due to external manual or natural disasters to cause rail breakage, if the rail breakage cannot be found in time after the rail breakage happens, great threat is brought to the safety of railway transportation, and the light train causes the late train and leads to the overturn and the casualties of the train, so that in the railway rail detection, an ultrasonic flaw detector is often adopted to detect the flaw of the railway rail, but the existing ultrasonic flaw detector can only detect the flaw of a single side rail and cannot detect the flaw of double rails at the same time, so the flaw detection working efficiency is poor, and meanwhile, an operator cannot control the ultrasonic flaw detector to stably slide on the railway rail to detect the flaw.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rail detection device for railway track traffic to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rail detection device for railway track traffic comprises a cart bottom plate, wherein electric push rods are fixedly connected at four corners of the bottom of the cart bottom plate, universal wheels are fixedly installed at the bottoms of the electric push rods, a sliding guide rail is fixedly connected at the middle position of the bottom of the cart bottom plate, a driving motor is fixedly installed at one end of the sliding guide rail, a sliding groove is formed in the bottom of the sliding guide rail, movable lead screws are movably and axially connected at two ends of the sliding groove of the sliding guide rail, threads at two ends of each movable lead screw are opposite, sliding blocks are movably and spirally connected at two ends of each movable lead screw, rolling side wheels are movably and axially connected at the bottom of the sliding blocks, a fixing piece is fixedly connected at the bottom of the cart bottom plate, the sliding wheels are movably and axially connected at the bottom of the fixing piece, a fixing plate is fixedly connected at one side of the top of the cart bottom, the top fixedly connected with support frame of shallow bottom plate, and the top fixed mounting of support frame has the test host computer.

Preferably, the top of universal wheel is provided with the braking piece, the interval of movable pulley is unanimous with the rail of train interval.

Preferably, one end of the movable screw rod is fixedly connected with the output end of the driving motor, the sliding groove is matched with the sliding block, a threaded hole is formed in the middle of the sliding block, and the threaded hole is matched with the movable screw rod.

Preferably, the top fixed mounting of shallow bottom plate has fixed power supply, the support frame is located between fixed plate and the fixed power supply, fixed power supply respectively with electric putter and test host electric connection, test probe and test host electric connection.

Preferably, the other side fixedly connected with shallow handle of shallow bottom plate, shallow bottom plate and shallow handle are the metal material, electric putter and mounting are fixed with shallow bottom plate spiro union respectively.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this rail detection device for railway track traffic, through the setting of fixed plate and test probe, realized can utilizing test probe to detect a flaw to the train double track simultaneously to be favorable to improving the work efficiency of detecting a flaw, reduce the work load of detecting a flaw, through the setting of mounting and movable pulley, realized making this utility model detection device can be on the train track gliding effect through the movable pulley.

(2) This rail detection device for railway track traffic through the setting of electric putter and universal wheel, has realized being convenient for to remove this utility model detection device, through the setting of sliding block and roll side wheel, has realized fixing this utility model detection device stable on the train track through the roll side wheel to it is comparatively steady when making it slide on the train track.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a top view of the present invention.

In the figure: 1. a cart floor; 2. an electric push rod; 3. a universal wheel; 4. a sliding guide rail; 5. a slider; 6. a movable screw rod; 7. rolling the side wheels; 8. a fixing member; 9. a sliding wheel; 10. a cart handle; 11. a fixing plate; 12. testing the probe; 13. a support frame; 14. a test host; 15. a fixed power supply; 16. the motor is driven.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Further, it will be appreciated that the dimensions of the various elements shown in the figures are not drawn to scale, for ease of description, and that the thickness or width of some layers may be exaggerated relative to other layers, for example.

It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined or illustrated in one figure, it will not need to be further discussed or illustrated in detail in the description of the following figure.

As shown in fig. 1-3, the utility model provides a technical solution: a rail detection device for railway track traffic comprises a cart bottom plate 1, wherein four corners at the bottom of the cart bottom plate 1 are fixedly connected with electric push rods 2, universal wheels 3 are fixedly installed at the bottoms of the electric push rods 2, a sliding guide rail 4 is fixedly connected at the middle position of the bottom of the cart bottom plate 1, one end of the sliding guide rail 4 is fixedly installed with a driving motor 16, the bottom of the sliding guide rail 4 is provided with a sliding groove, the two ends of the sliding guide rail 4, which are positioned at the sliding groove, are movably and axially connected with movable lead screws 6, the threads at the two ends of the movable lead screws 6 are opposite, the two ends of the movable lead screws 6 are movably and threadedly connected with sliding blocks 5, the bottom of the sliding blocks 5 is movably and axially connected with rolling side wheels 7, the bottom of the cart bottom plate 1 is fixedly connected with a fixing piece 8, the bottom of the fixing piece 8 is movably and axially connected with a sliding wheel 9, one side at the top, the top of the cart bottom plate 1 is fixedly connected with a support frame 13, and a test host 14 is fixedly mounted on the top of the support frame 13.

As shown in figures 1 and 2, the top of the universal wheel 3 is provided with a brake pad, and the distance between the sliding wheels 9 is consistent with the distance between the train rails.

As shown in fig. 1 and 2, one end of the movable screw rod 6 is fixedly connected with the output end of the driving motor 16, the sliding groove is matched with the sliding block 5, the middle part of the sliding block 5 is provided with a threaded hole, and the threaded hole is matched with the movable screw rod 6.

As shown in fig. 1-3, a fixed power supply 15 is fixedly mounted on the top of the cart bottom plate 1, the supporting frame 13 is located between the fixed plate 11 and the fixed power supply 15, the fixed power supply 15 is electrically connected to the electric push rod 2 and the test host 14, and the test probe 12 is electrically connected to the test host 14.

As shown in fig. 1-3, a cart handle 10 is fixedly connected to the other side of the cart base plate 1, the cart base plate 1 and the cart handle 10 are made of metal, and the electric push rod 2 and the fixing member 8 are respectively fixed to the cart base plate 1 by screwing.

The working principle is as follows: when needs use this utility model detection device, at first with this utility model detection device propelling movement to the place that needs detected through shallow handle 10 and universal wheel 3, further place this utility model detection device on the train track through movable pulley 9, further open driving motor 16, further driving motor 16 drives movable lead screw 6 and rotates, sliding block 5 of further spiro union on movable lead screw 6 moves in opposite directions under movable lead screw 6's the drive, further make the roll side wheel 7 of sliding block 5 bottom closely laminate with the orbital side of train, further testing personnel open test host 14 and test probe 12, further testing personnel promote this utility model detection device through shallow handle 10 and detect a flaw to the orbital double track of train.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A rail detection device for railway track traffic, includes shallow bottom plate (1), its characterized in that: the four corners of the bottom of the cart bottom plate (1) are fixedly connected with electric push rods (2), universal wheels (3) are fixedly mounted at the bottoms of the electric push rods (2), sliding guide rails (4) are fixedly connected at the middle positions of the bottom of the cart bottom plate (1), a driving motor (16) is fixedly mounted at one ends of the sliding guide rails (4), sliding grooves are formed in the bottoms of the sliding guide rails (4), movable lead screws (6) are movably and axially connected to the two ends of each sliding guide rail (4), threads at the two ends of each movable lead screw (6) are opposite, sliding blocks (5) are movably and axially connected to the two ends of each movable lead screw (6), rolling side wheels (7) are movably and axially connected to the bottom of the cart bottom plate (1), fixing members (8) are fixedly connected to the bottom of the cart bottom plate (1), and sliding wheels (9) are movably and axially connected to the bottom, one side fixedly connected with fixed plate (11) at shallow bottom plate (1) top, and the equal fixed mounting in both sides of one side of fixed plate (11) has test probe (12), the top fixedly connected with support frame (13) of shallow bottom plate (1), and the top fixed mounting of support frame (13) has test host (14).

2. A rail detecting device for railway track traffic as claimed in claim 1, wherein: the top of universal wheel (3) is provided with the braking piece, the interval and the train rail interval of movable pulley (9) are unanimous.

3. A rail detecting device for railway track traffic as claimed in claim 1, wherein: one end of the movable screw rod (6) is fixedly connected with the output end of the driving motor (16), the sliding groove is matched with the sliding block (5), a threaded hole is formed in the middle of the sliding block (5), and the threaded hole is matched with the movable screw rod (6).

4. A rail detecting device for railway track traffic as claimed in claim 1, wherein: the top fixed mounting of shallow bottom plate (1) has fixed power supply (15), support frame (13) are located between fixed plate (11) and fixed power supply (15), fixed power supply (15) respectively with electric putter (2) and test host computer (14) electric connection, test probe (12) and test host computer (14) electric connection.

5. A rail detecting device for railway track traffic as claimed in claim 1, wherein: the trolley is characterized in that a trolley handle (10) is fixedly connected to the other side of the trolley bottom plate (1), the trolley bottom plate (1) and the trolley handle (10) are made of metal materials, and the electric push rod (2) and the fixing piece (8) are fixedly connected with the trolley bottom plate (1) in a threaded mode respectively.