CN217203394U - Fastener system for monolithic ballast bed and iron tie plate - Google Patents

Abstract

The utility model relates to a track fastener technical field especially relates to a whole fastener system and iron tie plate for ballast bed. The fastener system for the integral track bed comprises an iron base plate arranged on the track bed, wherein the iron base plate is arranged below a steel rail and is used for supporting the steel rail, the iron base plate is provided with a rail bottom slope for placing a steel rail, through holes are symmetrically formed in two sides of the iron base plate, the spiral spike penetrates through the through holes and is inserted into the ballast bed, the spiral spike penetrates through the elastic strip, and the elastic strip is pressed on the steel rail to fix the steel rail, a first heightening structure is arranged between the rail bottom slope and the steel rail, a second heightening structure is arranged between the iron base plate and the track bed, the setting of falling-in degree can be accomplished through the direct setting of placing on the rail bed slope of iron tie plate of rail through the rail like this, and the iron tie plate keeps vertical direction to place this moment, and in the vertical direction just also can be followed to the spiral spike inserted the railway roadbed, whole fastener system can bear bigger vertical load and transverse load, has improved the security greatly.

Description

Fastener system for monolithic ballast bed and iron tie plate

Technical Field

The utility model relates to a track fastener technical field especially relates to a whole fastener system and iron tie plate for ballast bed.

Background

Heavy haul railway transportation is widely valued by countries in the world due to its large capacity, high efficiency and low cost. Along with the rapid development of the green sustainable development road in China, the research on the railway heavy-load transportation in China is gradually increased, and a plurality of heavy-load railway lines are opened for operation. Corresponding to the heavy-duty railway line, a plurality of special line loading and unloading yards or truck and vehicle sections are required to be matched for loading and unloading of freight trains, stopping and overhauling and the like. The railway at the loading and unloading yard is different from the ordinary heavy haul railway and the ordinary speed railway, the axle load of the railway train at the loading and unloading yard is generally large (usually about 25 t-30 t), large loads are generated on a steel rail, a fastener, a sleeper, a track bed and the like, various heavy haul diseases are easily generated, and the steel rail generally has inward inclination in order to ensure the stable running of the train and consider the stress condition of the train in the advancing process.

In order to ensure the service life and safety of the railway, a fastener system which has a large height adjusting range, a large track gauge adjusting range and stable structure and reliable operation is particularly needed.

The fastener system that uses among the prior art is less in the high control range, and the scope of gauge adjustment is also very little simultaneously, is difficult to adjust the track to the optimum and carries out work, because the rail need incline the setting when designing according to the inclination, the fastener also need incline the setting thereupon, is unfavorable for the fastener atress, appears deformation or damage scheduling problem easily.

SUMMERY OF THE UTILITY MODEL

In order to solve the spiral spike slope and set up and lead to the fastener system atress state not good to the limited technical problem of ability is increaseed to the fastener system that uses at present, this disclosure provides a whole fastener system and iron tie plate for ballast bed.

In a first aspect, the present disclosure provides a monolithic ballast bed fastener system comprising an iron tie plate disposed on a ballast bed, the iron base plate is arranged below the steel rail and used for supporting the steel rail, a rail bottom slope used for placing the steel rail is arranged on the iron base plate, through holes are symmetrically arranged on both sides of the iron backing plate, the spiral spike passes through the through holes and is inserted into the ballast bed, the spiral spike passes through the elastic strip, and the elastic strip is pressed on the steel rail to fix the steel rail, a first height-adjusting structure is arranged between the rail bottom slope and the steel rail, a second height-adjusting structure is arranged between the iron base plate and the ballast bed, an eccentric sleeve is arranged on the iron base plate, the bottom of the iron base plate is provided with a groove for placing the eccentric sleeve, the eccentric sleeve is provided with an eccentric hole matched with the spiral spike, the eccentric hole is communicated with the through hole, and a plurality of gullies for clamping the eccentric sleeve in a multi-angle manner are arranged in the groove.

Optionally, the first height-adjusting structure includes a rail lower height-adjusting base plate, the rail lower height-adjusting base plate is disposed between the rail bottom slope and the bottom of the steel rail, and the rail lower height-adjusting base plate is an equal-thickness plate.

Optionally, the second heightening structure comprises a first heightening base plate and a second heightening base plate, the first heightening base plate and the second heightening base plate are stacked between the ballast bed and the iron base plate, and the first heightening base plate and the second heightening base plate are equal-thickness plates.

Optionally, the first height-adjusting backing plate has a thickness greater than that of the second height-adjusting backing plate.

Optionally, a rail lower base plate is arranged between the rail bottom slope and the steel rail, and the rail lower base plate is an equal-thickness plate.

Optionally, an insulating buffer backing plate is arranged between the iron backing plate and the ballast bed.

Optionally, the under-rail pad is disposed between the under-rail height-adjusting pad and the steel rail, and the insulating buffer pad is disposed between the second height-adjusting structure and the track bed.

Optionally, the iron base plate further comprises a clamping plate portion and elastic strip bases, the two elastic strip bases correspond to the elastic strips, the clamping plate portion is symmetrically arranged on two sides of the steel rail, and two sides of the rail lower heightening base plate and two sides of the rail lower base plate are respectively attached to the clamping plate portion.

Optionally, an insulating gauge block is arranged between the elastic strip and the steel rail.

Optionally, an embedded sleeve is arranged on the ballast bed, and the spiral spike is in threaded connection with the embedded sleeve.

Optionally, a flat washer is arranged between the screw spike and the elastic strip, and the screw spike compresses the elastic strip through the flat washer.

In a second aspect, the present disclosure provides an iron base plate, the iron base plate is disposed on a track bed and is used for supporting a steel rail, a rail bottom slope for placing the steel rail is disposed on the iron base plate, through holes are symmetrically formed in two sides of the iron base plate, a first height-adjusting structure is disposed between the rail bottom slope and the steel rail, a second height-adjusting structure is disposed between the iron base plate and the track bed, an eccentric sleeve is disposed on the iron base plate, a groove for placing the eccentric sleeve is formed in the bottom of the iron base plate, an eccentric hole matched with a spiral track pin is formed in the eccentric sleeve, the eccentric hole is communicated with the through holes, and a plurality of gullies for clamping the eccentric sleeve in a multi-angle manner are disposed in the groove.

Compared with the prior art, the technical scheme provided by the embodiment of the disclosure has the following advantages:

according to the fastener system for the integral ballast bed, the rail bearing surface in the middle of the iron base plate is provided with the 1:40 rail bottom slope, the iron base plate can be placed in the vertical direction when the fastener is assembled, the spiral spike can be inserted into the ballast bed along the vertical direction, so that the whole fastener system can bear larger vertical load and transverse load, the whole fastener system is more stable and reliable, the safety is greatly improved, the work of steel rails during production and installation is simplified through the arrangement of the rail bottom slope, the cost is reduced, meanwhile, the rail gauge can be more conveniently adjusted by utilizing the mode that the eccentric sleeve rotates in the groove at different angles and is clamped with different gullies, and finally, a very large-range height adjusting mechanism can be provided for the whole fastener system through the arrangement of the first height adjusting structure and the second height adjusting structure.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present disclosure and together with the description, serve to explain the principles of the disclosure.

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

FIG. 1 is a schematic view of a fastener system for an integral ballast bed according to an embodiment of the present disclosure;

fig. 2 is a schematic structural view of an iron shim plate according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of an eccentric sleeve according to an embodiment of the disclosure.

Wherein, 1, a spiral spike; 2. a flat washer; 3. a spring bar; 4. insulating the gauge block; 5. an iron backing plate; 501. a spring bar base; 502. a nip part; 503. a through hole; 504. a rail bed slope; 6. an eccentric sleeve; 601. an eccentric hole; 7. pre-burying a sleeve; 8. a rail lower backing plate; 9. a rail lower elevation base plate; 1001. a first heightening base plate; 1002. and a second heightening base plate.

Detailed Description

In order that the above objects, features and advantages of the present disclosure may be more clearly understood, aspects of the present disclosure will be further described below. It should be noted that the embodiments and features of the embodiments of the present disclosure may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, but the present disclosure may be practiced in other ways than those described herein; it is to be understood that the embodiments disclosed in the specification are only a few embodiments of the present disclosure, and not all embodiments.

Heavy haul railway transportation is widely valued by countries in the world due to its large capacity, high efficiency and low cost. Along with the rapid development of the green sustainable development road in China, the research on the railway heavy-load transportation in China is gradually increased, and a plurality of heavy-load railway lines are opened for operation. Corresponding to the heavy-duty railway line, a plurality of special line loading and unloading fields or truck vehicle sections are required to be matched for loading and unloading, stopping and overhauling and the like of the freight train. The railway at the loading and unloading yard is different from the common heavy haul railway and the common speed railway, the axle weight of the railway train at the loading and unloading yard is generally large (usually about 25 t-30 t), large loads are generated on steel rails, fasteners, sleepers, track beds and the like, and various heavy load diseases are easily generated.

The prior art mainly fastens the steel rail with the inward inclination through the obliquely arranged spiral spike, and cannot adjust the height and the gauge of the rail by using more height-adjusting gaskets on the premise of ensuring the safety.

Based on this, the embodiment provides a whole fastener system and iron tie plate for railway roadbed, not only can be great on a large scale adjust orbital height, the adjustment ability of gauge also obtains very big improvement simultaneously, simultaneously can also directly place the setting of accomplishing the degree of inclination on the rail base slope of iron tie plate through the rail, the iron tie plate keeps vertical direction to place this moment, the spiral spike just also can follow vertical direction and insert in the railway roadbed, make whole fastener system can bear bigger vertical load and transverse load, whole fastener system is more reliable and more stable, the security is greatly improved, and set up the rail base slope on the iron tie plate, work when producing and installing the fastener is also simplified more, and the cost is reduced. This is illustrated in detail by the following specific examples:

on the first hand, referring to fig. 1 to 3, the fastener system for an integral track bed provided in this embodiment includes an iron tie plate 5 disposed on the track bed, the iron tie plate 5 is disposed below a steel rail for supporting the steel rail, a rail bottom slope 504 for disposing the steel rail is disposed on the iron tie plate 5, through holes 503 are symmetrically disposed on two sides of the iron tie plate 5, a spiral spike 1 penetrates through the through hole 503 and is inserted into the track bed, the spiral spike 1 penetrates through an elastic strip 3, and presses the elastic strip 3 against the steel rail to fix the steel rail, a first height-adjusting structure is disposed between the rail bottom slope 504 and the steel rail, a second height-adjusting structure is disposed between the iron tie plate 5 and the track bed, an eccentric sleeve 6 is disposed on the iron tie plate 5, a groove for disposing the eccentric sleeve 6 is disposed at the bottom of the iron tie plate 5, an eccentric hole 601 matched with the spiral spike 1 is disposed on the eccentric sleeve 6, the eccentric hole 601 is communicated with the through hole 503, a plurality of ravines for clamping the eccentric sleeve 6 at multiple angles are arranged in the groove, wherein the plurality of ravines rotate around the center at multiple angles to form the groove, each ravine can be clamped and connected with the eccentric sleeve 6, and the eccentric sleeve 6 is clamped and connected with different ravines to adjust the position of the eccentric hole 601 relative to the iron base plate 5, so that the track gauge is adjusted.

The arrangement can be realized by directly placing the steel rail 8 on the rail bottom slope 504 of the iron base plate 5 to complete the arrangement of the inward inclination, at the moment, the iron base plate 5 is kept in the vertical direction to be placed, the spiral spike 1 can also be inserted into a ballast bed along the vertical direction, so that the whole fastener system can bear larger vertical load and transverse load, the whole fastener system is more stable and reliable, the safety is greatly improved, in addition, through the arrangement of the rail bottom slope 504, the work of the steel rail 8 during production and installation is also simplified, the cost is reduced, meanwhile, the rail gauge can be more conveniently adjusted by utilizing the mode that the eccentric sleeve 6 rotates in the groove at different angles and is clamped with different gullies, and finally, through the arrangement of the first height adjusting structure and the second height adjusting structure, a very large-range height adjusting mechanism can be provided for the whole fastener system.

Referring to fig. 1, the first height-adjusting structure includes a rail lower height-adjusting base plate 9, the rail lower height-adjusting base plate 9 is disposed between the rail bottom slope 504 and the bottom of the steel rail, and the rail lower height-adjusting base plate 9 is an equal-thickness plate, it should be noted that the thickness of the rail lower height-adjusting base plate 9 is 10mm, and is used for the first-stage height-adjusting work.

It is comparatively preferred, the structure is increaseed to the second includes first increase backing plate 1001 and second increase backing plate 1002, first increase backing plate 1001 with second increase backing plate 1002 pile up the setting at the railway roadbed with between the iron tie plate 5, first increase backing plate 1001 with second increase backing plate 1002 is the equal thickness board, and wherein the thickness of first increase backing plate 1001 is 20mm, and the thickness of second increase backing plate 1002 is 10mm, and second increase backing plate 1002 is used for the work of second level heightening, when the increase volume of 40mm needs, stacks first increase backing plate 1001 and places on second increase backing plate 1002 this moment, accomplishes 40 mm's increase volume, and the track height adjustment work of 0-40mm can be realized through the combination of rail down increase backing plate 9, first increase backing plate 1001 and second increase backing plate 1002.

For example, the first height-adjusting pad 1001 only needs to have a thickness greater than that of the second height-adjusting pad 1002, and the total height of the stacked first height-adjusting pad 1001 and second height-adjusting pad 1002 is 30 mm.

It should be noted that, set up rail backing plate 8 down between rail bed slope 504 and the rail, rail backing plate 8 is the isopipe board, and rail backing plate 8 is elastic material, and rail backing plate 8 can provide the buffering for between rail and the rail bed slope 504, can produce very big pressure to the rail when the train passes through, and the speed when the train passes through is different, and the impact force that the train produced the rail also changes thereupon, and rail backing plate 8 can very effectual reduction rail and the impact between the rail bed slope 504 this moment.

Simultaneously, be provided with insulating buffer backing plate 11 between iron tie plate 5 and the railway roadbed, insulating buffer backing plate 11 is the equal thickness board, and insulating buffer backing plate 11 is insulating and have elastic material and make for when providing the insulation guarantee, for whole fastener system provide with the railway roadbed between the buffering.

During the concrete implementation, rail underboarding 8 sets up between heightening backing plate 9 and the rail under the rail, insulating buffer backing plate 11 sets up between heightening structure and the railway roadbed of second, that is to say, rail setting is hugged closely to rail underboarding 8, and railway roadbed setting is hugged closely to insulating buffer backing plate 11, sets up like this can furthest with fastener system and rigid rail and railway roadbed separate, more effectual cushioning effect that provides.

Referring to fig. 2, the iron base plate 5 further comprises a clamping plate portion 502 and an elastic strip base 501, and the two elastic strip base 501 and the elastic strip 3 are correspondingly arranged and two are symmetrically arranged on two sides of the steel rail, the two sides of the rail lower heightening base plate 9 and the two sides of the rail lower base plate 8 are respectively attached to the clamping plate portion 502, so that the use of a traditional gauge baffle is omitted, the elastic strip base 501 on the iron base plate 5 is used for installing the elastic strip 3, the number of system parts is reduced, the installation and maintenance work is simplified, and the clamping plate portion 502 also enables the installation of the rail lower heightening base plate 9 and the rail lower base plate 8 to be more reliable and displacement can not occur easily.

Continuing to refer to fig. 1, an insulating gauge block 4 is arranged between the elastic strip 3 and the steel rail, a pre-buried sleeve 7 is arranged on the track bed, a spiral spike 1 is in threaded connection with the pre-buried sleeve 7, a plain washer 2 is arranged between the spiral spike 1 and the elastic strip 3, the spiral spike 1 compresses the elastic strip 3 through the plain washer 2, a check thread is arranged in the pre-buried sleeve 7 and is used for being reliably matched with the spiral spike 1, and an arc groove is arranged on the peripheral ring of the pre-buried sleeve 7 and is used for increasing the contact area between the outer surface of the spiral spike and the track bed, so that the pre-buried sleeve 7 is more stable, and the whole fastener system is safer and more reliable.

In a second aspect, the present disclosure provides an iron base plate, the iron base plate 5 is disposed on a track bed and is used for supporting a steel rail, a rail bottom slope 504 for placing the steel rail is disposed on the iron base plate 5, through holes 503 are symmetrically disposed on two sides of the iron base plate 5, a first height-adjusting structure is disposed between the rail bottom slope 504 and the steel rail, a second height-adjusting structure is disposed between the iron base plate 5 and the track bed, an eccentric sleeve 6 is disposed on the iron base plate 5, a groove for placing the eccentric sleeve 6 is disposed at the bottom of the iron base plate 5, an eccentric hole 601 matched with a spiral spike 1 is disposed on the eccentric sleeve 6, the eccentric hole 601 is communicated with the through holes 503, and a plurality of gullies for clamping the multi-angle eccentric sleeve 6 are disposed in the groove.

The specific implementation manner and the implementation principle are the same as those of the above embodiments, and can bring the same or similar technical effects, and are not described in detail herein, and reference may be made to the description of the above embodiment of the fastener system for a monolithic track bed.

It is noted that, in this document, relational terms such as "first" and "second," and the like, are 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.

The previous description is only for the purpose of describing particular embodiments of the present disclosure, so as to enable those skilled in the art to understand or implement the present disclosure. 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 disclosure. Thus, the present disclosure 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 (10)

1. The fastener system for the integral track bed is characterized by comprising an iron base plate (5) arranged on the track bed, wherein the iron base plate (5) is arranged below a steel rail and used for bearing the steel rail, a rail bottom slope (504) used for placing the steel rail is arranged on the iron base plate (5), through holes (503) are symmetrically formed in two sides of the iron base plate (5), a spiral spike (1) penetrates through the through hole (503) and is inserted into the track bed, the spiral spike (1) penetrates through an elastic strip (3) and presses the elastic strip (3) on the steel rail to fix the steel rail, a first height adjusting structure is arranged between the rail bottom slope (504) and the steel rail, a second height adjusting structure is arranged between the iron base plate (5) and the track bed, an eccentric sleeve (6) is arranged on the iron base plate (5), a groove for placing the eccentric sleeve (6) is formed in the bottom of the iron base plate (5), and an eccentric hole (601) matched with the spiral spike (1) is formed in the eccentric sleeve (6), the eccentric hole (601) is communicated with the through hole (503), and a plurality of gullies for clamping the eccentric sleeve (6) in a multi-angle manner are arranged in the groove.

2. The monolithic track bed fastener system according to claim 1, wherein said first elevation structure comprises a rail lower elevation pad (9), said rail lower elevation pad (9) being disposed between said rail bottom slope (504) and the rail bottom, and said rail lower elevation pad (9) being of equal thickness.

3. The monolithic track bed fastener system according to claim 2, wherein said second heightening structure comprises a first heightening pad (1001) and a second heightening pad (1002), said first heightening pad (1001) and said second heightening pad (1002) being stacked and disposed between the track bed and said iron pad (5), said first heightening pad (1001) and said second heightening pad (1002) being equal-thickness plates, said first heightening pad (1001) having a thickness greater than said second heightening pad (1002).

4. The fastener system for a monolithic track bed according to claim 3, characterized in that a rail underbody plate (8) is arranged between the rail foot slope (504) and the rail, and the rail underbody plate (8) is an equal-thickness plate.

5. Fastener system for monolithic track beds according to claim 4, characterized in that an insulating buffer pad (11) is arranged between the iron pad (5) and the track bed.

6. Fastener system for monolithic track beds according to claim 5, characterized in that said under-rail pad (8) is arranged between said under-rail raising pad (9) and the rail and said insulating buffer pad (11) is arranged between said second raising structure and the track bed.

7. The fastener system for the integral track bed as claimed in claim 4, wherein said iron tie plate (5) further comprises a clamping plate portion (502) and a spring strip base (501), two sets of said spring strip bases (501) are disposed corresponding to the spring strip (3), two said clamping plate portions (502) are symmetrically disposed on two sides of the steel rail, and two sides of said rail lower heightening tie plate (9) and two sides of said rail lower tie plate (8) are respectively attached to two said clamping plate portions (502).

8. The monolithic track bed fastener system according to claim 1, wherein an insulating gauge block (4) is provided between the spring strip (3) and the rail.

9. The fastener system for the integral ballast bed according to claim 1, wherein an embedded sleeve (7) is provided on the ballast bed, and the screw spike (1) is in threaded connection with the embedded sleeve (7).

10. An iron base plate is characterized in that the iron base plate (5) is arranged on a track bed and used for supporting a steel rail, a rail bottom slope (504) used for placing the steel rail is arranged on the iron base plate (5), through holes (503) are symmetrically formed in two sides of the iron base plate (5), a first height adjusting structure is arranged between the rail bottom slope (504) and the steel rail, a second height adjusting structure is arranged between the iron base plate (5) and the track bed, an eccentric sleeve (6) is arranged on the iron base plate (5), a groove used for placing the eccentric sleeve (6) is formed in the bottom of the iron base plate (5), an eccentric hole (601) matched with a spiral track nail (1) is formed in the eccentric sleeve (6), the eccentric hole (601) is communicated with the through holes (503), and a plurality of grooves used for clamping the eccentric sleeve (6) in a multi-angle mode are formed in the groove.

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