CN217385332U

CN217385332U - Simple testing frame for steel rail flaw detection

Info

Publication number: CN217385332U
Application number: CN202220522583.4U
Authority: CN
Inventors: 孟子晗; 伽卓; 王鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-10
Filing date: 2022-03-10
Publication date: 2022-09-06
Anticipated expiration: 2032-03-10

Abstract

The utility model relates to a check out test set technical field specifically is a simple and easy test jig of rail flaw detection, including a backup pad, the right side fixed mounting of a backup pad has two flexible posts, two the right-hand member fixed mounting of flexible post has same backup pad No. two, the bottom slidable mounting of backup pad No. two has two sliding blocks, two the bottom of sliding block is all rotated and is installed the drive wheel No. one. The utility model discloses a rotate the carousel, the sleeve takes backup pad to move left, make two sliding blocks remove to relative direction simultaneously, start when the motor, extend the post on the drive belt and follow the removal of drive belt and remove, the turning block that extends on the post simultaneously slides inside the spout all the time, thereby make the mounting panel constantly remove about between backup pad and No. two backup pads, test the rail, make the test jig can move the regulation of length according to the rail length demand of difference, and only can drive with single motor, reduce the internal load.

Description

Simple testing frame for steel rail flaw detection

Technical Field

The utility model relates to a check out test set technical field specifically is a simple and easy test jig of rail flaw detection.

Background

The rail is an important part of a track structure and directly bears the load of locomotives and vehicles, the strength and the state of the rail are directly related to the safety, the stability and the smoothness of railway transportation, the rail is often damaged in the long-term use process, a plurality of damages are generated in the rail, a professional ultrasonic wheel type flaw detection vehicle is required to be used for testing the rail, but the rail flaw detection vehicle has a complex structure and large occupied space, and is not suitable for laboratory detection.

Therefore, a simple steel rail flaw detection test frame is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a simple and easy test jig of rail flaw detection, through rotating the carousel, sleeve area backup pad removes left, and two sliding blocks move to relative direction simultaneously, and when the motor started, the extension post removed along with the removal of drive belt on the drive belt, and the rotating block that extends on the post simultaneously slides inside the spout all the time to make the mounting panel constantly remove between backup pad and No. two backup pads and remove, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above purpose, the utility model provides the following technical scheme:

a simple steel rail flaw detection test frame comprises a first support plate, two telescopic columns are fixedly arranged on the right side of the first support plate, the same second support plate is fixedly arranged at the right ends of the two telescopic columns, the bottom of the second supporting plate is provided with two sliding blocks in a sliding way, the bottoms of the two sliding blocks are respectively provided with a first driving wheel in a rotating way, fixed blocks are fixedly arranged at the tops of the first supporting plate and the second supporting plate, a motor is fixedly arranged inside the fixed block positioned at the left side, the output end of the motor is fixedly provided with a driving shaft, the bottom end of the driving shaft sequentially penetrates through the fixing block and the first supporting plate and extends to the outside of the first supporting plate, the outer surface of the driving shaft is fixedly provided with a second driving wheel, the outer surfaces of the second driving wheels are provided with the same driving belt in a driving mode, and the inner surface of the driving belt is in driving connection with the outer surface of the second driving wheel.

Preferably, two equal fixed mounting in the opposite one side of sliding block has the spring, the bottom fixed mounting of No. two backup pads has the lug, two the opposite one side of spring all is connected with the surface fixed of lug.

Preferably, the inside fixed mounting of drive belt has the extension post, the surface that extends the post rotates and installs the turning block, two the surface slidable mounting of flexible post has same mounting panel, the spout has been seted up at the top of mounting panel, the internal surface of spout and the surface sliding connection of turning block.

Preferably, be located the left side the right side fixed mounting of fixed block has the sleeve, is located the right side the left side of fixed block is rotated and is installed the threaded rod, the left end of threaded rod runs through the sleeve and extends to telescopic inside, the surface and the telescopic internal surface threaded connection of threaded rod.

Preferably, the right-hand member of threaded rod runs through and is located the right side fixed block and extends to the inside that is located the right side fixed block, the right-hand member fixed mounting of threaded rod has the worm wheel, and the internal rotation that is located the right side fixed block installs the worm, the worm wheel meshes with the worm mutually.

Preferably, the top of worm runs through and is located the right side fixed block and extends to the outside that is located the right side fixed block, the top fixed mounting of worm has the carousel, the equal fixed mounting in bottom of a backup pad and No. two backup pads has two column bases.

Compared with the prior art, this practical beneficial effect does:

1. through rotating the carousel, the sleeve takes backup pad to remove left No. one, make two sliding blocks remove to relative direction simultaneously, start when the motor, extend the post on the drive belt and follow the removal of drive belt and remove, the rotating block that extends on the post simultaneously slides inside the spout all the time, thereby make the mounting panel constantly remove about between backup pad and No. two backup pads, test the rail, make the test jig can carry out the regulation of removal length according to the rail length demand of difference, application area is wider, and only can drive with single motor, reduce internal load.

2. Through rotating the carousel, the carousel drives the worm and rotates, makes the worm drive the threaded rod through the worm wheel and rotates, makes sleeve area backup pad move left, and after the regulation is accomplished, the auto-lock nature between worm and the worm wheel makes the distance between backup pad and the backup pad No. two fixed, makes the test rack can fix automatically after the regulation is accomplished, and it is more convenient to use.

Drawings

FIG. 1 is a perspective view of the external structure of the present invention;

FIG. 2 is a cross-sectional bottom view of the interior of the present application;

FIG. 3 is a side view of the internal structure of the fixing block of the present invention;

in the figure: the device comprises a first supporting plate 1, a telescopic column 2, a second supporting plate 3, a sliding block 4, a first transmission wheel 5, a fixed block 6, a motor 7, a driving shaft 8, a second transmission wheel 9, a transmission belt 10, a spring 11, a convex block 12, an extension column 13, a rotating block 14, a mounting plate 15, a sliding groove 16, a sleeve 17, a threaded rod 18, a worm wheel 19, a worm 20, a rotating disc 21 and a column foot 22.

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. All other embodiments obtained by persons skilled in the art based on the embodiments in the present application without any creative work belong to the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "straight", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "coupled" are to be construed broadly and may include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case to those of ordinary skill in the art.

Referring to fig. 1 to 3, the present invention provides a simple testing jig for rail flaw detection, which has the following technical scheme:

a simple steel rail flaw detection test rack comprises a first support plate 1, two telescopic columns 2 are fixedly mounted on the right side of the first support plate 1, the right ends of the two telescopic columns 2 are fixedly provided with a same second support plate 3, the bottom of the second support plate 3 is slidably provided with two sliding blocks 4, the bottoms of the two sliding blocks 4 are respectively rotatably provided with a first driving wheel 5, fixed blocks 6 are fixedly mounted at the tops of the first support plate 1 and the second support plate 3, a motor 7 is fixedly mounted inside the fixed block 6 on the left side, an output end of the motor 7 is fixedly provided with a driving shaft 8, the bottom end of the driving shaft 8 sequentially penetrates through the fixed block 6 and the first support plate 1 and extends to the outside of the first support plate 1, a second driving wheel 9 is fixedly mounted on the outer surface of the driving shaft 8, the same driving belt 10 is mounted on the outer surfaces of the two second driving wheels 9 in a driving manner, and the inner surface of the driving belt 10 is connected with the outer surfaces of the second driving wheels 9 in a driving manner, equal fixed mounting in one side that two sliding blocks 4 are relative has spring 11, the bottom fixed mounting of No. two backup pad 3 has lug 12, one side that two springs 11 are relative all is connected with the surface fixed connection of lug 12, the inside fixed mounting of drive belt 10 has extension post 13, the surface rotation that extends post 13 installs turning block 14, the surface slidable mounting of two flexible posts 2 has same mounting panel 15, spout 16 has been seted up at mounting panel 15's top, the internal surface of spout 16 and turning block 14's surface slidable connection.

Under the rotation of threaded rod 18, make sleeve 17 take backup pad 1 to remove left No. one, at the in-process that removes, flexible post 2 also extends simultaneously, the length of drive belt 10 is fixed simultaneously, No. two drive wheels 9 stretch drive belt 10, drive wheel 5 takes two sliding blocks 4 to remove to relative direction simultaneously, then starter motor 7, motor 7 drives driving shaft 8 initiative, make drive wheel 5 drive two drive wheels 9 through drive belt 10 and rotate simultaneously, extend the removal of post 13 follow drive belt 10 on the drive belt 10 and remove, it slides inside spout 16 all the time to extend the rotor 14 on the post 13 simultaneously, thereby make mounting panel 15 constantly remove about between backup pad 1 and No. two backup pads 3, make the device of detecting a flaw on the mounting panel 15 test the rail.

As an embodiment of the present invention, refer to fig. 2 and 3, the right side fixed mounting that is located left side fixed block 6 has sleeve 17, the left side that is located right side fixed block 6 is rotated and is installed threaded rod 18, the left end of threaded rod 18 runs through sleeve 17 and extends to the inside of sleeve 17, the surface of threaded rod 18 and the internal surface threaded connection of sleeve 17, the right-hand member of threaded rod 18 runs through and is located right side fixed block 6 and extends to the inside that is located right side fixed block 6, the right-hand member fixed mounting of threaded rod 18 has worm wheel 19, the internal rotation that is located right side fixed block 6 installs worm 20, worm wheel 19 meshes with worm 20 mutually, the top of worm 20 runs through and is located right side fixed block 6 and extends to the outside that is located right side fixed block 6, the top fixed mounting of worm 20 has carousel 21, the equal fixed mounting in bottom of backup pad 1 and backup pad 3 has two column feet 22.

According to the length to be tested, the rotary disc 21 is rotated, the rotary disc 21 drives the worm 20 to rotate, the worm 20 drives the threaded rod 18 to rotate through the worm wheel 19, the sleeve 17 drives the first support plate 1 to move leftwards under the rotation of the threaded rod 18, and after the adjustment is completed, the distance between the first support plate 1 and the second support plate 3 is fixed due to the self-locking property between the worm 20 and the worm wheel 19.

The working principle is as follows: firstly, a worker installs a flaw detection device on an installation plate 15, then, according to the length to be tested, a rotary table 21 is rotated, the rotary table 21 drives a worm 20 to rotate, the worm 20 drives a threaded rod 18 to rotate through a worm wheel 19, under the rotation of the threaded rod 18, a sleeve 17 drives a first support plate 1 to move leftwards, in the moving process, a telescopic column 2 also extends simultaneously, the length of a transmission belt 10 is fixed, a second transmission wheel 9 stretches the transmission belt 10, the first transmission wheel 5 drives two sliding blocks 4 to move towards opposite directions simultaneously, after the adjustment is completed, the distance between the first support plate 1 and the second support plate 3 is fixed due to the self-locking property between the worm 20 and the worm wheel 19, then, a motor 7 is started, the motor 7 drives a driving shaft 8 to drive, the first transmission wheel 5 drives two second transmission wheels 9 to rotate simultaneously through the transmission belt 10, extension post 13 moves along with the removal of drive belt 10 on the drive belt 10, and the turning block 14 on the extension post 13 slides in spout 16 inside all the time simultaneously to make mounting panel 15 constantly remove about between backup pad 1 and No. two backup pads 3, make the flaw detection device on mounting panel 15 test the rail.

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 simple steel rail flaw detection test frame comprises a first support plate (1);

the method is characterized in that:

the right side fixed mounting of a backup pad (1) has two flexible posts (2), two the right-hand member fixed mounting of flexible post (2) has same No. two backup pads (3), the bottom slidable mounting of No. two backup pads (3) has two sliding blocks (4), two the bottom of sliding block (4) all rotates and installs drive wheel (5), the top of a backup pad (1) and No. two backup pads (3) all fixed mounting has fixed block (6), be located the left side the inside fixed mounting of fixed block (6) has motor (7), the output fixed mounting of motor (7) has driving shaft (8), the bottom of driving shaft (8) runs through fixed block (6) and backup pad (1) in proper order and extends to the outside of a backup pad (1), the surface fixed mounting of driving shaft (8) has drive wheel (9) No. two, the outer surfaces of the two second driving wheels (9) are provided with the same driving belt (10) in a driving mode, and the inner surface of the driving belt (10) is connected with the outer surface of the second driving wheel (9) in a driving mode.

2. The simple steel rail flaw detection test rack according to claim 1, characterized in that: two the equal fixed mounting in one side that sliding block (4) are relative has spring (11), the bottom fixed mounting of No. two backup pad (3) has lug (12), two one side that spring (11) are relative all is connected with the surface fixed of lug (12).

3. The simple rail flaw detection test rack according to claim 1, characterized in that: the inside fixed mounting of drive belt (10) has extension post (13), the surface that extends post (13) rotates installs turning block (14), two the surface slidable mounting of flexible post (2) has same mounting panel (15), spout (16) have been seted up at the top of mounting panel (15), the internal surface of spout (16) and the surface sliding connection of turning block (14).

4. The simple rail flaw detection test rack according to claim 1, characterized in that: be located the left side the right side fixed mounting of fixed block (6) has sleeve (17), is located the right side the left side of fixed block (6) is rotated and is installed threaded rod (18), the left end of threaded rod (18) runs through sleeve (17) and extends to the inside of sleeve (17), the surface of threaded rod (18) and the internal surface threaded connection of sleeve (17).

5. The simple rail flaw detection test rack of claim 4, characterized in that: the right-hand member of threaded rod (18) runs through the inside that is located right side fixed block (6) and extends to being located right side fixed block (6), the right-hand member fixed mounting of threaded rod (18) has worm wheel (19), and the internal rotation that is located right side fixed block (6) installs worm (20), worm wheel (19) and worm (20) mesh mutually.

6. The simple rail flaw detection test rack of claim 5, characterized in that: the top of worm (20) runs through the outside that is located right side fixed block (6) and extends to being located right side fixed block (6), the top fixed mounting of worm (20) has carousel (21), the equal fixed mounting in bottom of a backup pad (1) and No. two backup pads (3) has two column bases (22).