CN218404863U

CN218404863U - Be applied to track expansion joint of both sides wheel

Info

Publication number: CN218404863U
Application number: CN202220569945.5U
Authority: CN
Inventors: 刘永进
Original assignee: Linzhou Yongjin Machinery Equipment Manufacturing Co ltd
Current assignee: Linzhou Yongjin Machinery Equipment Manufacturing Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2023-01-31
Anticipated expiration: 2032-03-16

Abstract

The utility model belongs to the technical field of orbital, specifically disclose a be applied to track expansion joint of both sides wheel, including backing plate and a pair of short rail of being connected that is used for respectively with the rail, a pair of short rail of being connected all is located the spout on the backing plate, connect the inclined plane concatenation that is equipped with through its tip between the short rail, inclined plane perpendicular to backing plate, and then the rail concatenates with connecting the short rail and constitutes complete track, and the backing plate is equipped with stop gear, stop gear is used for spacing at the bottom of the rail of connecting the short rail, it is located the spout to make it, it can follow the spout and slide under the effect of track expend with heat and contract with cold, one of them connects the side of the railhead at the short rail point end and the other side of connecting the overhead corresponding side of railhead of short rail, maximum distance between the side of the rim of both sides wheel and the side of railhead is not more than. The double-side wheel is suitable for double-side wheels, can eliminate gaps between steel rails, can keep the bearing capacity of joints between the steel rails for a long time, avoids being damaged after long-time use, and is longer in service life.

Description

Be applied to track expansion joint of both sides wheel

Technical Field

The utility model belongs to the technical field of orbital technique and specifically relates to a be applied to track expansion joint of both sides wheel.

Background

In the current rail industry, for medium and large-sized hoisting equipment and metallurgical mechanical equipment running in some factories such as coking in aluminum plants of steel plants and the like, the equipment and the equipment are required to run stably, accurately, quickly and effectively and safely, all rail joints are welded to ensure the stable running of the mechanical equipment on the rail, but the rail has qualitative thermal expansion and cold contraction (the free extension length/m =0.0000118x temperature change force/° c x steel rail length/m);

therefore, most industrial and mining enterprises adopt a method of expansion joint concentrated by a 05G 525-crane rail diagram to install a certain amount of expansion joint at the joint between the steel rails, but due to the fact that tonnage of operating mechanical equipment is large, after the mechanical equipment runs for a period of time, the expansion joint of the rail is seriously damaged under the extrusion of double-side wheels on the mechanical equipment, the equipment cannot run normally and safely, and safety accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model aims at providing a be applied to track expansion joint of both sides wheel is applicable to both sides wheel, can eliminate the clearance between the rail, can keep the bearing capacity of junction between the rail for a long time, is damaged after avoiding long-time the use, and life is longer.

In order to achieve the above purpose, the technical scheme of the utility model is that:

the utility model provides a be applied to track expansion joint of both sides wheel, includes backing plate and a pair of short rail of being used for respectively being connected with the rail, and is a pair of connect the short rail and all be located the spout on the backing plate, connect the inclined plane concatenation that is equipped with through its tip between the short rail, inclined plane perpendicular to backing plate, and it is a pair of connect the up end parallel and level of short rail, and then the rail concatenates with connecting the short rail and constitutes complete track, just the backing plate is equipped with stop gear, stop gear is used for spacing at the bottom of the rail of connecting the short rail, makes it be located the spout, wherein, it can follow the spout and slide under the effect of track expend with heat and contract with cold to connect the short rail, one of them the maximum distance between the side of the railhead of connecting the short rail most advanced and the side of the corresponding side on another railhead of connecting the short rail is not more than the distance between the rim of both sides wheel and the side of railhead.

Further, stop gear includes limiting plate and regulating part, the limiting plate passes through the regulating part and is connected with the backing plate, just the regulating part is used for adjusting the pressure that the limiting plate acted on the rail bottom.

Further, the adjusting part comprises an adjusting bolt and a telescopic spring, and the head of the adjusting bolt sequentially penetrates through the limiting plate and the telescopic spring and then is in threaded connection with the base plate.

Furthermore, stop gear's quantity is a plurality of, and follows the equidistant equipartition of orbital length direction of connection.

Furthermore, the connecting short rail and the steel rail are welded, and the size and the specification of the cross section of the connecting short rail are the same as those of the cross section of the steel rail.

Further, the inclined surface is formed by beveling the end of the connecting stub rail.

Compared with the prior art, the utility model provides a be applied to track expansion joint structure of both sides wheel distinctive, convenient operation has adopted the U75V high manganese steel rail that china's reached standard first, takes the wrong alternately concatenation mode in the double track to improve the defect that exists among the original expansion joint, utilizes its intensity, hardness and toughness, has improved suitability, reliability, durability in the operation greatly, has effectively guaranteed orbital bearing capacity; the short rail is connected through the sliding groove on the base plate in a matched mode, so that the steel rail slides along the sliding groove under the characteristic of expansion with heat and contraction with cold, the end part of the short rail can be tightly connected through the short rail, the steel rail connected with the short rail can be ensured to have longitudinal telescopic allowance, the gauge of the rail and the normal telescopic of the rail are ensured, the rail is prevented from being bent and broken in the temperature change and can be freely telescopic, and the equipment can stably, quickly, safely, accurately and effectively run on the rail; meanwhile, unnecessary maintenance is greatly reduced, the cost is reduced, and safe and reliable effective production is realized.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of a rail expansion joint applied to a double-sided wheel;

FIG. 2 is a schematic structural view of a connecting short rail;

FIG. 3 is a schematic view of the construction of the backing plate;

FIG. 4 isbase:Sub>A cross-sectional view A-A of FIG. 1;

in the figure: 1. the device comprises a base plate, 2 adjusting bolts, 3 limiting plates, 4 sliding grooves, 5 connecting short rails, 6 inclined planes and 7 telescopic springs.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. 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.

As shown in fig. 1 to 4, as a preferred embodiment of the utility model discloses a be applied to track expansion joint of bilateral wheel, including backing plate 1 and a pair of be used for respectively being connected short rail 5 with the rail, backing plate 1 can be fixed in the ground, a pair of short rail 5 of connecting all is located spout 4 on backing plate 1, connect inclined plane 6 concatenation (or for horizontal overlap joint) that is equipped with through its tip between short rail 5, can guarantee to connect the intensity of junction between short rail 5, be adapted to heavy-duty equipment, inclined plane 6 perpendicular to backing plate 1, and it is a pair of connect the up end parallel and level of short rail 5, guarantee that bilateral wheel can steadily pass through and connect short rail 5, and then the rail concatenates with connect short rail 5 and constitute complete track, and backing plate 1 is equipped with stop gear, stop gear is used for spacing at the bottom of the rail of connecting short rail 5, make it be located spout 4, nevertheless do not injectedly connect short rail 5 and move along spout 4, wherein, connect short rail 5 can follow spout 4 slip under the effect of track shrinkage, utilize the inclined plane 6 direction of the tip of short rail 5 of connecting, the most advanced connection of the short rail is not more than the influence of the short rail 5, the contact between the head of the contact of the short rail, the contact of the short rail head of the most closely connected short rail, the short rail is not enough.

When the utility model is applied to the rail expansion joint of the double-side wheel, the U75V high manganese steel rail which reaches the standard in China is adopted firstly, the defects existing in the original expansion joint are improved by taking the splicing mode of staggered intersection in the double rails, the applicability, the reliability and the durability in the operation are greatly improved by utilizing the strength, the hardness and the toughness of the expansion joint, and the bearing capacity of the rail is effectively ensured; the short rail 5 is connected through the sliding groove 4 on the base plate 1 in a matching mode, so that the steel rail slides along the sliding groove 4 under the characteristic of expansion with heat and contraction with cold of the steel rail, the end part of the short rail 5 can be tightly connected through the short rail 5 in a splicing mode through the inclined plane 6, the steel rail connected with the short rail 5 can be ensured to have longitudinal telescopic allowance, the gauge of the rail and the normal telescopic of the rail are ensured, the rail is prevented from being bent and broken in the temperature change, the rail can be freely telescopic, and the stable, quick, safe, accurate and effective operation of equipment on the rail can be realized; meanwhile, unnecessary maintenance is greatly reduced, the cost is reduced, and safe and reliable effective production is realized.

On the basis of above-mentioned embodiment, stop gear includes limiting plate 3 and regulating part, limiting plate 3 is connected with backing plate 1 through the regulating part, the lower extreme of limiting plate 3 and the upper end contact at the bottom of the rail, and this regulating part is used for adjusting the pressure that limiting plate 3 acted on at the bottom of the rail, in actual operation promptly, the accessible is adjusted the pressure that limiting plate 3 acted on at the bottom of the rail, thereby will connect short rail 5 spacing can not influence when spout 4 and connect short rail 5 and can slide along spout 4 under the effect of rail expend with heat and contract with cold, specifically, the numerical value of pressure can be set for when actual installation, do not specifically limit here, and specifically how to adjust to technical staff's conventional setting in this field, there is not technological problem.

On the basis of the above embodiment, the adjusting part comprises an adjusting bolt 2 and a telescopic spring 7, the head of the adjusting bolt 2 sequentially passes through the mounting hole on the limiting plate 3 and the telescopic spring 7 and then is in threaded connection with the backing plate 1, and during specific installation, the adjusting bolt 2 can be screwed to drive the limiting plate 3 to press the rail bottom, so that the pressure on the rail bottom can be adjusted; in addition, through addding expanding spring 7, can effectively avoid limiting plate 3 to rotate around adjusting bolt 2, and can provide the pretightning force to adjusting bolt 2, avoid adjusting bolt 2 to relax after long-time the use.

On the basis of above-mentioned embodiment, stop gear's quantity is a plurality of, and along the equidistant equipartition of orbital length direction of connection, guarantees the track stability of connection, avoids it to rock.

In this embodiment, can be with connecting short rail 5 and rail welding, and the cross section dimension of connecting short rail 5 is the same with the cross section dimension of rail, guarantees that track bulk strength is unanimous.

In particular, the bevel 6 is formed by bevelling the end of the connecting stub 5 by means of machining.

Finally, it should also be 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 a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a be applied to track expansion joint of both sides wheel, its characterized in that includes backing plate and a pair of short rail of being used for respectively being connected with the rail, it is a pair of connect the short rail all to be located the spout on the backing plate, connect the inclined plane concatenation that is equipped with through its tip between the short rail, inclined plane perpendicular to backing plate, and it is a pair of connect the up end parallel and level of short rail, and then the rail concatenates with connecting the short rail and constitutes complete track, just the backing plate is equipped with stop gear, stop gear is used for spacing at the bottom of the rail of connecting the short rail, makes it be located the spout, wherein, it can follow the spout and slide under the effect of track expend with heat and contract with cold, one of them the biggest distance between the side of connecting the railhead at the tip of short rail and the side of the overhead corresponding side of another connection short rail is not more than the distance between the rim of both sides wheel and the side of railhead.

2. The track expansion joint applied to double-sided wheels as claimed in claim 1, wherein the limiting mechanism comprises a limiting plate and an adjusting part, the limiting plate is connected with the backing plate through the adjusting part, and the adjusting part is used for adjusting the pressure of the limiting plate acting on the bottom of the track.

3. The track expansion joint applied to double-sided wheels as claimed in claim 2, wherein the adjusting portion comprises an adjusting bolt and a telescopic spring, and the head of the adjusting bolt passes through the limiting plate and the telescopic spring in sequence and then is in threaded connection with the backing plate.

4. The track expansion joint applied to double-sided wheels as claimed in claim 3, wherein the number of the limiting mechanisms is plural and is uniformly distributed along the length direction of the connecting short rail at equal intervals.

5. The expansion joint for double-sided wheel track according to claim 1, wherein the connection stub and the steel rail are welded, and the cross section of the connection stub and the cross section of the steel rail have the same size.

6. A railway expansion joint for double-sided wheels according to claim 1, characterized in that said bevel is formed by bevelling the ends of the connecting short rails.