CN218175436U

CN218175436U - Fixing device of adjustable spacing clearance of railway

Info

Publication number: CN218175436U
Application number: CN202122938930.XU
Authority: CN
Inventors: 张能
Original assignee: Wuhan Chuanhong Electromechanical Equipment Manufacturing Co ltd
Current assignee: Wuhan Chuanhong Electromechanical Equipment Manufacturing Co ltd
Priority date: 2021-11-28
Filing date: 2021-11-28
Publication date: 2022-12-30
Anticipated expiration: 2031-11-28

Abstract

The utility model relates to a railway accessory technical field just discloses a fixing device in adjustable spacing clearance of railway, the connecting seat comprises a connecting base, connecting seat bottom center fixedly connected with fixed block, the fixed block bottom is provided with the lug, be provided with elevating system in the connecting seat, the connecting seat bottom is provided with adjustable stop gear, elevating system includes pneumatic cylinder, piston rod, gear, pivot and threaded rod. This fixing device in adjustable spacing clearance of railway, fix the connecting seat in the track inboard, then fix the lug in the tongue outside, make the lug point end be located and keep the standard distance between the stopper of both sides, can maintain switch safety clearance after fixing bolt, if skew or chucking appear when detecting, then adjust the distance between the slider of both sides through elevating system, thereby accomplish the adjustment of stopper, later can maintain normal function through fixing bolt locking, it is more convenient to make the clearance adjustment.

Description

Fixing device in adjustable spacing clearance of railway

Technical Field

The utility model relates to a railway accessory technical field specifically is a fixing device in adjustable spacing clearance of railway.

Background

Railway fittings are components of a railway line, and the rails referred to herein include rails, sleepers, tie elements, ballast beds, anti-creep devices, rail braces, stops, switches, and the like. As an integral engineering structure, the rail is laid on a roadbed, plays a role in guiding the running of a train and directly bears the huge pressure of rolling stocks and loads thereof. Under the power of train operation, each component must have sufficient strength and stability to ensure the train to run safely, smoothly and uninterruptedly at the specified maximum speed. Under the background of the great development of railways, the railway fitting industry also keeps a higher development level, and the localization of equipment is one of the trends of railway fittings. The railway fittings have the characteristics of high strength, good toughness, excellent fatigue resistance, wear resistance and the like.

There is the stopper in the accessory that must use in the switch, and the stopper is guaranteed its normal work according to the distance standard in clearance in the maintenance process, if the clearance appears and surpasss the standard, then need the adjustment clearance, and current stopper is fixed knot structure mostly and dismantles, and is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device in adjustable spacing clearance of railway to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a fixing device in adjustable spacing clearance of railway, includes the connecting seat, connecting seat bottom center fixedly connected with fixed block, the fixed block bottom is provided with the lug, be provided with elevating system in the connecting seat, the connecting seat bottom is provided with adjustable stop gear, elevating system includes pneumatic cylinder, piston rod, gear, pivot and threaded rod, top right side in the connecting seat of pneumatic cylinder fixed connection, piston rod right-hand member telescopic connection is in the pneumatic cylinder left end, the gear back is meshed in the piston rod openly, pivot top fixed connection is in gear bottom center, threaded rod top fixed connection is in the pivot bottom.

Preferably, adjustable stop gear includes nut piece, slider, stopper, telescopic link and spring, nut piece top threaded connection is in the threaded rod bottom, slider sliding connection is in bottom left side in the connecting seat, stopper top right side fixed connection is in slider bottom left side, telescopic link right-hand member fixed connection is in the slider left end, spring right-hand member fixed connection is in the slider left end.

Preferably, the front surface of the piston rod is fixedly connected with a rack, and the rack is meshed with the back surface of the gear, so that the piston rod can move left and right to drive the gear to rotate.

Preferably, the left end of the telescopic rod is fixedly connected to the bottom of the left side in the connecting seat, the left end of the spring is fixedly connected to the bottom of the left side in the connecting seat, and the spring is sleeved outside the telescopic rod, so that the spring is kept stable and can provide elastic force.

Preferably, the bottom right side also has the slider in the connecting seat, just the slider right-hand member is the telescopic link of fixedly connected with also, the spring has also been cup jointed to the telescopic link outside, the right side the slider bottom right side also fixedly connected with stopper to left and right sides stopper can form lug male recess in addition to the fixed block.

Preferably, the left side of the bottom of the limiting block is in threaded connection with a fixing bolt, an adjusting groove is formed in the left side of the bottom of the limiting block, and the top end of the fixing bolt penetrates through the adjusting groove, so that the limiting block can be fixed by the fixing bolt through a gasket after the position of the limiting block is adjusted.

Preferably, the whole nut block is of an inverted cone shape, the tip of the bottom end of the nut block abuts against the left side and the right side of the sliding blocks, and therefore the nut block can move downwards to enable the sliding blocks on the two sides to slide outwards.

Compared with the prior art, the utility model provides a fixing device in adjustable spacing clearance of railway possesses following beneficial effect:

1. this fixing device in adjustable spacing clearance of railway, fix the connecting seat in the track inboard, then fix the lug in the tongue outside, make the lug point end be located and keep the standard distance between the stopper of both sides, can maintain switch safety clearance after fixing bolt, if skew or chucking appear when detecting, then adjust the distance between the slider of both sides through elevating system, thereby accomplish the adjustment of stopper, later can maintain normal function through fixing bolt locking, it is more convenient to make the clearance adjustment.

2. This fixing device in adjustable spacing clearance of railway because this fixing device passes through connecting seat and rail connection to it is more convenient when changing and dismantling, can keep whole dismantlement.

Drawings

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

FIG. 2 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

fig. 4 is an enlarged schematic view of B in fig. 2.

In the figure: 1. a connecting seat; 2. a fixed block; 3. a bump; 4. a lifting mechanism; 401. a hydraulic cylinder; 402. A piston rod; 403. a gear; 404. a rotating shaft; 405. a threaded rod; 5. an adjustable limiting mechanism; 501. A nut block; 502. a slider; 503. a limiting block; 504. a telescopic rod; 505. a spring.

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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing device for an adjustable limiting gap of a railway comprises a connecting seat 1, a fixing block 2 is fixedly connected to the center of the bottom of the connecting seat 1, a bump 3 is arranged at the bottom of the fixing block 2, a lifting mechanism 4 is arranged in the connecting seat 1, an adjustable limiting mechanism 5 is arranged at the bottom of the connecting seat 1, the lifting mechanism 4 comprises a hydraulic cylinder 401, a piston rod 402, a gear 403, a rotating shaft 404 and a threaded rod 405, the hydraulic cylinder 401 is fixedly connected to the right side of the inner top of the connecting seat 1, the right end of the piston rod 402 is telescopically connected to the left end of the hydraulic cylinder 401, the back of the gear 403 is meshed with the front of the piston rod 402, the front of the piston rod 402 is fixedly connected with a rack, the rack is meshed with the back of the gear 403, so that the piston rod 402 can move left and right to drive the gear 403 to rotate, the top end of the rotating shaft 404 is fixedly connected to the center of the bottom of the gear 403, the top end of the threaded rod 405 is fixedly connected to the bottom end of the rotating shaft 404, the adjustable limiting mechanism 5 comprises a nut block 501, a sliding block 502, a limiting block 503, a telescopic rod 504 and a spring 505, wherein the top end of the nut block 501 is connected with the bottom end of a threaded rod 405 through threads, the sliding block 502 is connected with the left side of the bottom in the connecting seat 1 in a sliding manner, the whole nut block 501 is in an inverted cone shape, the tip end of the bottom end of the nut block 501 abuts between the left sliding block 502 and the right sliding block 502, so that the nut block 501 moves downwards to enable the sliding blocks 502 on the two sides to slide outwards, the right side of the top of the limiting block 503 is fixedly connected with the left side of the bottom of the sliding block 502, the left side of the bottom of the limiting block 503 is in a threaded manner, an adjusting groove is formed in the left side of the bottom of the limiting block 503, the top end of the fixing bolt penetrates through the adjusting groove, so that the limiting block 503 can be fixed by a gasket through the fixing bolt after the position of the limiting block 503 is adjusted, the right end of the telescopic rod 504 is fixedly connected with the left end of the sliding block 502, the right end of the spring 505 is fixedly connected with the left end of the sliding block 502, the left end of the telescopic rod 504 is fixedly connected with the bottom of the left side in the connecting seat 1, the left end of the spring 505 is fixedly connected to the bottom of the left side in the connecting seat 1, the spring 505 is sleeved outside the telescopic rod 504, so that the spring 505 is kept stable and can provide elasticity, the right side of the bottom in the connecting seat 1 is also slidably connected with the sliding block 502, the right end of the sliding block 502 is also fixedly connected with the telescopic rod 504, the spring 505 is also sleeved outside the telescopic rod 504, the right side of the bottom of the right sliding block 502 is also fixedly connected with the limiting block 503, so that the left and right limiting blocks 503 and the fixing block 2 can form a groove for inserting the protruding block 3, the connecting seat 1 is fixed on the inner side of a track, then the protruding block 3 is fixed on the outer side of a point track, the top end of the protruding block 3 is positioned between the limiting blocks 503 at two sides to keep a standard distance, a safe gap of a turnout can be maintained after the fixing bolt is fixed, if deviation or clamping occurs during detection, the distance between the sliding blocks 502 at two sides is adjusted through the lifting mechanism 4, the adjusting of the limiting blocks 503 is completed, normal operation can be maintained through locking of the fixing bolt, the gap can be adjusted more conveniently, and the gap adjustment is ensured because the fixing device is connected with the connecting seat 1 and the track, thereby being more convenient during replacement and detachment, and overall detachment can be maintained.

In the actual operation process, when the device is used, the connecting seat 1 is fixed on the inner side of the track, then the convex block 3 is fixed on the outer side of the switch rail, the tip of the convex block 3 is located between the limiting blocks 503 on the two sides to keep a standard distance, the safe gap of the turnout can be maintained after the fixing bolt is fixed, if deviation or clamping occurs during detection, the distance between the sliding blocks 502 on the two sides is adjusted through the lifting mechanism 4, the concrete expression is that the hydraulic cylinder 401 drives the piston rod 402 to slide left and right, the meshed gear 403 rotates left and right, the threaded rod 405 is driven to rotate left and right, and the nut block 501 is lifted and lowered, as the sliding blocks 502 on the two sides abut against the nut block 501, the sliding blocks 502 are pushed open outwards by the tip of the bottom end of the nut block 501, and when the nut block 501 is lifted, the sliding blocks 502 are inwardly tightened by the springs 505 and the telescopic rods 504 arranged at the two ends of the sliding blocks 502, the limiting blocks 503 are adjusted, and then the limiting blocks are locked by the fixing bolt.

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 described by the phrase "comprising a. -" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a fixing device in adjustable spacing clearance of railway, includes connecting seat (1), its characterized in that: a fixed block (2) is fixedly connected to the center of the bottom of the connecting seat (1), a bump (3) is arranged at the bottom of the fixed block (2), a lifting mechanism (4) is arranged in the connecting seat (1), and an adjustable limiting mechanism (5) is arranged at the bottom of the connecting seat (1);

elevating system (4) include pneumatic cylinder (401), piston rod (402), gear (403), pivot (404) and threaded rod (405), top right side in connecting seat (1) is connected to pneumatic cylinder (401) fixed connection, piston rod (402) right-hand member telescopic connection is in pneumatic cylinder (401) left end, gear (403) back meshes in piston rod (402) openly, pivot (404) top fixed connection is in gear (403) bottom center, threaded rod (405) top fixed connection is in pivot (404) bottom.

2. The railway adjustable spacing gap fixing device of claim 1, wherein: adjustable stop gear (5) are including nut piece (501), slider (502), stopper (503), telescopic link (504) and spring (505), nut piece (501) top threaded connection is in threaded rod (405) bottom, slider (502) sliding connection is in bottom left side in connecting seat (1), stopper (503) top right side fixed connection is in slider (502) bottom left side, telescopic link (504) right-hand member fixed connection is in slider (502) left end, spring (505) right-hand member fixed connection is in slider (502) left end.

3. The railway adjustable spacing gap fixing device of claim 1, wherein: the front side of the piston rod (402) is fixedly connected with a rack, and the rack is meshed with the back side of the gear (403).

4. The railway adjustable spacing gap fixing device of claim 2, wherein: the left end of the telescopic rod (504) is fixedly connected to the bottom of the inner left side of the connecting seat (1), the left end of the spring (505) is fixedly connected to the bottom of the inner left side of the connecting seat (1), and the spring (505) is sleeved outside the telescopic rod (504).

5. The railway adjustable spacing gap fixing device of claim 2, wherein: the connecting seat is characterized in that a sliding block (502) is also slidably connected to the right side of the bottom in the connecting seat (1), a telescopic rod (504) is also fixedly connected to the right end of the sliding block (502), a spring (505) is also sleeved outside the telescopic rod (504), and a limiting block (503) is also fixedly connected to the right side of the bottom of the sliding block (502).

6. The railway adjustable spacing gap fixing device of claim 5, wherein: the left side of the bottom of the limiting block (503) is in threaded connection with a fixing bolt, an adjusting groove is formed in the left side of the bottom of the limiting block (503), and the top end of the fixing bolt penetrates through the adjusting groove.

7. The railway adjustable spacing gap fixing device of claim 5, wherein: the whole nut block (501) is in an inverted cone shape, and the tip of the bottom end of the nut block is connected between the left slider (502) and the right slider in an abutting mode.