CN212378727U

CN212378727U - Fixing device for measuring vibration displacement of railway engineering track steel rail

Info

Publication number: CN212378727U
Application number: CN202021192326.6U
Authority: CN
Inventors: 齐悦
Original assignee: Zhengzhou Railway Vocational and Technical College
Current assignee: Zhengzhou Railway Vocational and Technical College
Priority date: 2020-06-24
Filing date: 2020-06-24
Publication date: 2021-01-19
Anticipated expiration: 2030-06-24

Abstract

The utility model relates to a fixing device technical field just discloses a vibration displacement measurement's fixing device for railway engineering track rail, including the mounting panel, quantity is two spouts is seted up at the top of mounting panel, the top movable mounting of mounting panel has the adjustable shelf, the equal fixedly connected with in the left and right sides of adjustable shelf bottom and spout sliding connection's first slider, the top fixedly connected with one end of adjustable shelf runs through and extends to the inside dead lever of adjustable shelf. This a fixing device for vibration displacement measurement of railway engineering track rail, after long-time use, if when needing to dismantle displacement sensor, only need stimulate the pull rod, make kelly rebound, when the kelly removed and no longer blockked displacement sensor, accessible second slider and slide rail sliding connection and take displacement sensor out, realize dismantling displacement sensor's quick, the later stage of being convenient for is maintained it.

Description

Fixing device for measuring vibration displacement of railway engineering track steel rail

Technical Field

The utility model relates to a fixing device technical field specifically is a vibration displacement measurement's fixing device for railway engineering track rail.

Background

Along with the continuous improvement of comfort and safety of high-speed railways and passenger dedicated lines, the requirements of high stability and high smoothness of the rails are higher and higher, the welding installation mode of the on-site monitoring displacement meter for the relative displacement between the steel rail and the rail plate in the prior art is quite inconvenient to implement practically, irrecoverable damage can be generated to the steel rail, and the fixing device cannot be reused, which is not enough.

Chinese patent CN 206740239U discloses a vibration displacement measurement fixing device for ballastless track rail, which adopts a base to fix a lateral displacement sensor and a vertical displacement sensor beside a track to measure the vibration displacement of the track, and the mounting structure is very troublesome when mounting and dismounting the displacement sensor, thereby reducing the work efficiency of workers, reducing the practicability of the whole device, and providing a vibration displacement measurement fixing device for railway engineering track rail to solve the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a vibration displacement measurement's fixing device for railway engineering track rail possesses displacement sensor and is convenient for install and the advantage of dismantling, has solved and has been troublesome when installing and dismantling displacement sensor, has reduced staff's work efficiency, has reduced the problem of the practicality of whole device.

(II) technical scheme

For the purpose of realizing above-mentioned displacement sensor be convenient for installation and dismantlement, the utility model provides a following technical scheme: a fixing device for measuring vibration displacement of a railway engineering track steel rail comprises a mounting plate, wherein the top of the mounting plate is provided with two sliding grooves, the top of the mounting plate is movably provided with a movable frame, the left side and the right side of the bottom of the movable frame are fixedly connected with first sliding blocks in sliding connection with the sliding grooves, the top of the movable frame is fixedly connected with a fixed rod, one end of the fixed rod penetrates through and extends to the inside of the movable frame, the top of the movable frame is movably provided with a first threaded rod, one end of the first threaded rod penetrates through and extends to the bottom of the fixed rod, the top of the movable frame is fixedly connected with four first telescopic rods, the tops of the four first telescopic rods and the top of the movable frame are fixedly connected with a mounting frame, a metal plate is fixedly connected to the right side of the mounting frame on the right side, the top of the movable frame is movably connected, the inner walls of the left side and the right side of the mounting frame are fixedly connected with slide rails, a displacement sensor is movably mounted in the mounting frame, the left side and the right side of the displacement sensor are fixedly connected with second slide blocks in sliding connection with the slide rails, the bottom of the displacement sensor is fixedly connected with a rubber non-slip mat, the top of the mounting frame is fixedly connected with a horizontal plate, the bottom of the horizontal plate is fixedly connected with a metal bin, the top of the horizontal plate is movably mounted with a pull rod, one end of the pull rod penetrates through and extends to the bottom of the metal bin, the bottom of the pull rod is fixedly connected with a clamping rod, one end of the clamping rod penetrates through and extends to the bottom of the metal bin, the outer side of the pull rod is sleeved with a first spring positioned in the metal bin, the back of the bottom wall in the mounting frame is fixedly connected with a, and a second spring is sleeved on the outer side of the second telescopic rod.

Preferably, the movable frame is in an inverted U shape, and a first threaded through hole in threaded connection with the first threaded rod is formed in the top of the fixed rod.

Preferably, the mounting rack is U-shaped, and a second threaded through hole in threaded connection with the second threaded rod is formed in the top of the metal plate.

Preferably, the bottom of the clamping rod is an inclined plane, and the bottom of the metal bin is provided with a first through hole matched with the clamping rod.

Preferably, the top of the metal bin and the top of the horizontal plate are both provided with second through holes, and the size of each second through hole is matched with the corresponding pull rod.

Preferably, the shape of the clamping rod is an inverted T shape, and the extrusion plate is perpendicular to the bottom of the mounting frame.

(III) advantageous effects

Compared with the prior art, the utility model provides a vibration displacement measurement's fixing device for railway engineering track rail possesses following beneficial effect:

the fixing device for measuring the vibration displacement of the railway engineering track steel rail is characterized in that a first sliding block is arranged and is in sliding connection with a sliding groove, so that a movable frame moves back and forth, when the movable frame moves to a proper position, a first threaded rod can be rotated, the first threaded rod is enabled to move up and down through being in threaded connection with a first threaded through hole until the bottom of the first threaded rod is in close contact with a mounting plate, so that the movable frame is fixed, meanwhile, a metal plate is enabled to move up and down through being in threaded connection with a second threaded through hole through a second threaded through hole by rotating a second threaded rod, the mounting frame on the right side is driven to move left and right, the position of a displacement sensor is adjusted, after long-time use, if the displacement sensor needs to be disassembled, only a pull rod needs to be pulled, so that a clamping rod moves upwards, when the clamping rod moves to stop the displacement sensor, the displacement sensor, the realization is dismantled displacement sensor's quick, be convenient for the later stage is maintained it, and when displacement sensor need install, can slide the second slider in the slide rail, make displacement sensor extrude the kelly, make the kelly towards the inside motion of metal storehouse, first spring is compressed, no longer block displacement sensor until the kelly, then displacement sensor extrudees the stripper plate, the second spring is compressed, direct displacement sensor moves the back to the cardboard, the tension through first spring makes the kelly pop out, thereby block displacement sensor, the tension of second spring is being coordinated, make displacement sensor by stable fixed, displacement sensor's quick installation has been realized, staff's work efficiency has been improved, make whole device use more convenient and practical.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a right side sectional view of the mounting rack of the present invention.

In the figure: the device comprises a mounting plate 1, a first sliding block 2, a sliding chute 3, a fixed rod 4, a movable frame 5, a first threaded rod 6, a mounting frame 7, a sliding rail 8, a metal plate 9, a second threaded rod 10, a first telescopic rod 11, a second sliding block 12, a metal bin 13, a pull rod 14, a horizontal plate 15, a first spring 16, a vertical plate 17, a second telescopic rod 18, a second spring 19, a squeezing plate 20, a rubber non-slip mat 21, a displacement sensor 22 and a clamping rod 23.

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.

Referring to fig. 1-2, a fixing device for measuring vibration displacement of a railway engineering track steel rail comprises a mounting plate 1, the top of the mounting plate 1 is provided with two sliding grooves 3, the top of the mounting plate 1 is movably provided with a movable frame 5, the movable frame 5 is in an inverted U shape, the left side and the right side of the bottom of the movable frame 5 are fixedly connected with first sliding blocks 2 which are in sliding connection with the sliding grooves 3, the top of the movable frame 5 is fixedly connected with a fixed rod 4, one end of the fixed rod is penetrated through and extended into the movable frame 5, the top of the movable frame 5 is movably provided with a first threaded rod 6, one end of the first threaded rod 6 is penetrated through and extended to the bottom of the fixed rod 4, the top of the fixed rod 4 is provided with a first threaded through hole in threaded connection with the first threaded rod 6, the top of the movable frame 5 is fixedly connected with four first telescopic rods 11, the first telescopic rods, one end of the first motion rod penetrates through and extends to the inside of the first loop bar, one end of the outer side of the first motion rod is fixedly connected with a first limiting block positioned in the first loop bar, one side of the first loop bar is provided with a first through hole matched with the first motion rod, the first motion rod is prevented from being separated from the first loop bar in the motion process by the arrangement of the first limiting block, the tops of four first telescopic rods 11 and the top of the movable frame 5 are fixedly connected with a mounting frame 7, the mounting frame 7 is in a U shape, the right side of the mounting frame 7 positioned on the right side is fixedly connected with a metal plate 9, the top of the movable frame 5 is movably connected with a second threaded rod 10, one end of the second threaded rod penetrates through and extends to the top of the metal plate 9, the top of the metal plate 9 is provided with a second threaded through hole in threaded connection with the second threaded rod 10, the inner walls of the left side, the inside movable mounting of mounting bracket 7 has displacement sensor 22, the displacement sensor 22 that is located on the left is the lateral displacement sensor, the displacement sensor 22 that is located on the right is vertical displacement sensor, displacement sensor 22's both sides are all fixedly connected with slide rail 8 sliding connection's second slider 12, displacement sensor 22's bottom fixedly connected with rubber slipmat 21, mounting bracket 7's top fixedly connected with horizontal plate 15, horizontal plate 15's bottom fixedly connected with metal compartment 13, horizontal plate 15's top movable mounting has one end to run through and extend to metal compartment 13 bottom pull rod 14, metal compartment 13 and horizontal plate 15's top has all seted up the second through-hole, the size of the second through-hole and pull rod 14 looks adaptation, pull rod 14's bottom fixedly connected with one end runs through and extends to metal compartment 13 bottom kelly 23, kelly 23's shape is an inverted T font, the bottom of the clamping rod 23 is an inclined plane, the bottom of the metal bin 13 is provided with a first through hole matched with the clamping rod 23, the outer side of the pull rod 14 is sleeved with a first spring 16 positioned inside the metal bin 13, the back of the inner bottom wall of the mounting rack 7 is fixedly connected with a vertical plate 17, the front of the vertical plate 17 is fixedly connected with a second telescopic rod 18, the second telescopic rod 18 consists of a second loop rod and a second moving rod, one end of the second moving rod penetrates through and extends into the second loop rod, one end of the outer side of the second moving rod is fixedly connected with a second limiting block positioned inside the second loop rod, one side of the second loop rod is provided with a second through hole matched with the second moving rod, the second moving rod is prevented from being separated from the second loop rod in the moving process by the second limiting block, the front of the second telescopic rod 18 is fixedly connected with an extrusion plate 20, the extrusion plate 20 is vertical to the bottom of the mounting rack 7, the outer side of the second telescopic rod 18 is sleeved with a second spring 19.

To sum up, the fixing device for measuring the vibration displacement of the railway engineering track steel rail is characterized in that the movable frame 5 is enabled to move back and forth by arranging the first sliding block 2 in sliding connection with the sliding chute 3, when the movable frame 5 moves to a proper position, the first threaded rod 6 can be rotated, the first threaded rod 6 is enabled to move up and down by being in threaded connection with the first threaded through hole until the bottom of the first threaded rod 6 is in close contact with the mounting plate 1, so that the movable frame 5 is fixed, meanwhile, the metal plate 9 is enabled to be in threaded connection with the second threaded through hole 10 up and down by rotating the second threaded rod 10, the mounting frame 7 on the right side is driven to move left and right, so that the position of the displacement sensor 22 is adjusted, after long-time use, if the displacement sensor 22 needs to be disassembled, only the pull rod 14 needs to be pulled, the clamping rod 23 is enabled to move upwards, and when the clamping rod 23 moves to stop the displacement, the displacement sensor 22 can be drawn out through the sliding connection of the second sliding block 12 and the sliding rail 8, the displacement sensor 22 can be quickly disassembled, the later maintenance of the displacement sensor 22 is facilitated, when the displacement sensor 22 needs to be installed, the second sliding block 12 can be slid into the sliding rail 8, the displacement sensor 22 can extrude the clamping rod 23, the clamping rod 23 can move towards the inside of the metal bin 13, the first spring 16 is compressed until the clamping rod 23 does not block the displacement sensor 22 any more, then the displacement sensor 22 extrudes the extrusion plate 20, the second spring 19 is compressed, the direct displacement sensor 22 moves to the back of the clamping plate 23, the clamping rod 23 is ejected out through the tension of the first spring 16, the displacement sensor 22 is blocked, the displacement sensor 22 is stably fixed by matching with the tension of the second spring 19, and the quick installation of the displacement sensor 22 is realized, the working efficiency of staff is improved, the whole device is more convenient and practical to use, the problem that the installation and the disassembly of the displacement sensor 22 are troublesome, the working efficiency of the staff is reduced, and the practicability of the whole device is reduced is solved.

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.

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 fixing device for vibration displacement measurement of railway engineering rail, includes mounting panel (1), its characterized in that: the mounting structure comprises a mounting plate (1), wherein the top of the mounting plate (1) is provided with two sliding grooves (3), the top of the mounting plate (1) is movably mounted with a movable frame (5), the left and right sides of the bottom of the movable frame (5) are fixedly connected with first sliding blocks (2) in sliding connection with the sliding grooves (3), one end of the top of the movable frame (5) is fixedly connected with a fixed rod (4) penetrating through and extending to the inside of the movable frame (5), the top of the movable frame (5) is movably mounted with a first threaded rod (6) with one end penetrating through and extending to the bottom of the fixed rod (4), the top of the movable frame (5) is fixedly connected with four first telescopic rods (11), the tops of the four first telescopic rods (11) and the top of the movable frame (5) are fixedly connected with a mounting frame (7), and the right side of the mounting frame (7) is positioned on the, the top of the movable frame (5) is movably connected with a second threaded rod (10) with one end penetrating through and extending to the top of the metal plate (9), the inner walls of the left side and the right side of the mounting frame (7) are fixedly connected with slide rails (8), the inside of the mounting frame (7) is movably mounted with a displacement sensor (22), the left side and the right side of the displacement sensor (22) are fixedly connected with second slide blocks (12) in sliding connection with the slide rails (8), the bottom of the displacement sensor (22) is fixedly connected with a rubber anti-skid pad (21), the top of the mounting frame (7) is fixedly connected with a horizontal plate (15), the bottom of the horizontal plate (15) is fixedly connected with a metal bin (13), the top of the horizontal plate (15) is movably mounted with a pull rod (14) with one end penetrating through and extending to the bottom of the metal bin (13), the bottom of the pull rod (14) is fixedly connected with a clamping rod (23) with one end, the outside cover of pull rod (14) is equipped with and is located inside first spring (16) in metal storehouse (13), the back fixedly connected with vertical plate (17) of diapire in mounting bracket (7), the positive fixedly connected with second telescopic link (18) of vertical plate (17), the positive fixedly connected with stripper plate (20) of second telescopic link (18), the outside cover of second telescopic link (18) is equipped with second spring (19).

2. A mounting apparatus for vibratory displacement measurement of railroad work track rails as defined in claim 1, wherein: the movable frame (5) is in an inverted U shape, and a first threaded through hole in threaded connection with the first threaded rod (6) is formed in the top of the fixed rod (4).

3. A mounting apparatus for vibratory displacement measurement of railroad work track rails as defined in claim 1, wherein: the mounting bracket (7) is U-shaped, and a second threaded through hole in threaded connection with a second threaded rod (10) is formed in the top of the metal plate (9).

4. A mounting apparatus for vibratory displacement measurement of railroad work track rails as defined in claim 1, wherein: the bottom of kelly (23) is the inclined plane, the first through-hole with kelly (23) looks adaptation is seted up to the bottom in metal storehouse (13).

5. A mounting apparatus for vibratory displacement measurement of railroad work track rails as defined in claim 1, wherein: the second through holes are formed in the tops of the metal bin (13) and the horizontal plate (15), and the size of each second through hole is matched with the pull rod (14).

6. A mounting apparatus for vibratory displacement measurement of railroad work track rails as defined in claim 1, wherein: the shape of kelly (23) is a shape of falling T, stripper plate (20) and mounting bracket (7) bottom are vertical.