CN216891779U

CN216891779U - Mute track

Info

Publication number: CN216891779U
Application number: CN202220503724.8U
Authority: CN
Inventors: 刘信军; 朱成成; 谈达宏
Original assignee: Jiangsu Yuan Zhida Rail Transit Development Co ltd
Current assignee: Jiangsu Yuan Zhida Rail Transit Development Co ltd
Priority date: 2022-03-09
Filing date: 2022-03-09
Publication date: 2022-07-05
Anticipated expiration: 2032-03-09

Abstract

The utility model discloses a silent track, and particularly relates to the technical field of tracks, which comprises a track body, wherein a track head is arranged at the top end of the track body, a track bottom is arranged at the bottom end of the track body, a base plate is connected to the bottom end of the track bottom, a sleeper is connected to the bottom of the base plate, pressing and fixing parts are connected to the positions, located at the two end parts of the track bottom, of the top end of the sleeper, silencing plates are connected to the two outer side walls of the track body, sound absorbing cotton is arranged between the inner side surfaces of the silencing plates and the outer surface of the track body, and a second fastening bolt is connected between the two silencing plates. The rail bottom clamping device is scientific and reasonable in structural design and safe and convenient to use, improves the clamping effect of the pressing and fixing part on the rail bottom after installation, further facilitates the improvement of the stability of the rail after installation in the using process, and effectively reduces noise.

Description

Mute track

Technical Field

The utility model relates to the technical field of tracks, in particular to a mute track.

Background

The rail refers to a route paved by strip-shaped steel for running of trains, trams and the like, and also can be a route running by celestial bodies in the universe, also called a track, and with the increase of railway traffic and the increase of the axle weight and running speed of rolling stock, a plurality of novel rails such as a seamless rail, a wide sleeper rail, an integral track bed rail, a plate rail and the like appear in succession.

When the existing track is in actual use, the clamping effect of the track bottom is poor after the track is installed on the pressing and fixing part at the bottom of the track body, and the effect of treating track noise is poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above defects in the prior art, embodiments of the present invention provide a silent rail, which improves the clamping effect of the fastener on the rail bottom after installation, so as to improve the stability of the rail after installation during use, and effectively reduce noise, so as to solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a silence track, includes the rail body, the top of the rail body is provided with the railhead, and the bottom of the rail body is provided with the rail end, the bottom of rail end is connected with the backing plate, the bottom of backing plate is connected with the sleeper, the top of sleeper is located the both ends position department at the rail end and all is connected with the pressure firmware, two lateral walls of the rail body all are connected with the acoustical panel, be provided with between the internal side surface of acoustical panel and the surface of the rail body and inhale the sound cotton, be connected with second fastening bolt between two acoustical panels.

In a preferred embodiment, a first fastening bolt is connected between the bottom of the pressing and fixing piece and the top end of the sleeper, and a plurality of connecting holes are uniformly formed in the pressing and fixing piece corresponding to the outer part of the first fastening bolt.

In a preferred embodiment, a second rubber pad is arranged between the bottom of the pressing piece and the upper surface of the sleeper, and a first rubber pad is arranged between the lower surface of the top of the pressing piece and the upper surface of the rail bottom.

In a preferred embodiment, the top lower surface of the pressing piece is provided with a first bump, and the top of the rail bottom corresponding to the outside of the first bump is provided with a first clamping groove along the horizontal direction.

In a preferred embodiment, a T-shaped fixture block is arranged at the top end of the base plate, and a T-shaped sliding groove is arranged at the bottom of the rail bottom in the horizontal direction corresponding to the outside of the T-shaped fixture block.

In a preferred embodiment, a plurality of second protruding blocks are equidistantly arranged at the position, below the base plate, of the top of the sleeper, and second clamping grooves are horizontally arranged at the bottom of the base plate corresponding to the outer portions of the second protruding blocks.

In a preferred embodiment, the rail body is internally provided with a mounting hole corresponding to the outside of the screw rod of the second fastening bolt, the silencing plate is internally provided with a plurality of silencing holes along the vertical direction, and the vertical sections of the silencing holes are of a corrugated structure.

The utility model has the beneficial effects that:

1. the base plate is additionally arranged between the bottom of the rail bottom and the sleeper, wherein a plurality of second convex blocks are arranged at the top of the sleeper at equal intervals, second clamping grooves corresponding to the second convex blocks are formed in the bottom of the base plate, the tightness between the base plate and the sleeper is improved after the press-fixing piece is pressed tightly, a T-shaped clamping block is arranged at the top end of the base plate, a T-shaped sliding groove corresponding to the T-shaped clamping block is formed in the bottom of the rail bottom, the rail bottom and the base plate are kept stable, the tightness is kept when the press-fixing piece is pressed tightly, meanwhile, a first convex block is arranged on the lower surface of the top of the press-fixing piece, a first clamping groove is formed in the horizontal direction of the top of the rail bottom corresponding to the outer portion of the first convex block, the clamping effect of the press-fixing piece on the rail bottom after installation is improved, the overall firmness of the press-fixing piece on the rail is improved, and the stability of the rail after installation is improved in the using process;

2. all connect the acoustical panel through two lateral walls at the rail body, be equipped with between the interior side surface of acoustical panel and the surface of the rail body and inhale the sound cotton, through second fastening bolt fixed connection between two acoustical panels, wherein, be provided with a plurality of bloop in the vertical direction in the inside of acoustical panel, the vertical cross-section of bloop is corrugated structure, be convenient for in the use, the noise passes through the inside continuous refraction loss of the inside corrugated bloop of acoustical panel, and then effectual noise reduction.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the backing plate of the present invention.

Fig. 3 is a schematic structural diagram of the press-fitting member of the present invention.

Fig. 4 is a schematic structural view of the rail body of the present invention.

Fig. 5 is a top view of the acoustical panel of the present invention.

Fig. 6 is a cross-sectional view of the acoustical panel of the present invention.

The reference signs are: 1. a rail body; 2. a railhead; 3. rail bottom; 4. a base plate; 5. a sleeper; 6. pressing and fixing the parts; 7. a first fastening bolt; 8. a sound-absorbing panel; 9. sound-absorbing cotton; 10. a second fastening bolt; 31. a first card slot; 32. a T-shaped chute; 41. a T-shaped fixture block; 42. a second card slot; 51. a second bump; 61. a first bump; 62. a first rubber pad; 63. a second rubber pad; 71. connecting holes; 81. a silencing hole; 101. and (7) installing holes.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The silent rail shown in the attached figures 1 to 6 comprises a rail body 1, wherein a rail head 2 is arranged at the top end of the rail body 1, a rail bottom 3 is arranged at the bottom end of the rail body 1, a base plate 4 is connected to the bottom end of the rail bottom 3, a sleeper 5 is connected to the bottom end of the base plate 4, two end parts of the top end of the sleeper 5, which are located at the rail bottom 3, are respectively connected with a pressing part 6, two outer side walls of the rail body 1 are respectively connected with an acoustical panel 8, acoustical cotton 9 is arranged between the inner side surface of the acoustical panel 8 and the outer surface of the rail body 1, and a second fastening bolt 10 is connected between the two acoustical panels 8.

As shown in fig. 1 and fig. 3, a first fastening bolt 7 is connected between the bottom of the pressing member 6 and the top end of the sleeper 5, and a plurality of connecting holes 71 are uniformly formed in the pressing member 6 corresponding to the outside of the first fastening bolt 7, so that the pressing member 6 can be conveniently mounted and fixed.

As shown in fig. 1 and fig. 3, a second rubber pad 63 is arranged between the bottom of the press-fitting member 6 and the upper surface of the sleeper 5, and a first rubber pad 62 is arranged between the lower surface of the top of the press-fitting member 6 and the upper surface of the rail bottom 3, so that the tightness of the connecting contact surface is improved.

As shown in fig. 1 and fig. 3-4, the lower surface of the top of the pressing member 6 is provided with a first protrusion 61, and the outside of the top of the rail bottom 3 corresponding to the first protrusion 61 is provided with a first clamping groove 31 along the horizontal direction, so that the clamping effect of the pressing member 6 on the rail bottom 3 after installation is improved, and further the overall firmness of the pressing member 6 on the rail is improved.

As shown in fig. 1-2 and fig. 4, the top end of the backing plate 4 is provided with a T-shaped fixture block 41, and the bottom of the rail bottom 3 is provided with a T-shaped chute 32 along the horizontal direction corresponding to the outside of the T-shaped fixture block 41, so as to be convenient for keeping the rail bottom 3 and the backing plate 4 stable, and further, to keep the tightness when the fastener 6 is pressed.

As shown in fig. 1-2, a plurality of second protrusions 51 are equidistantly disposed on the top of the sleeper 5 below the base plate 4, and second slots 42 are horizontally disposed on the bottom of the base plate 4 corresponding to the second protrusions 51, so that the tightness between the base plate 4 and the sleeper 5 is improved after the pressing member 6 is pressed.

As shown in fig. 1 and fig. 4 to 6, the inside of the rail body 1 is provided with a mounting hole 101 corresponding to the outside of the screw of the second fastening bolt 10, the inside of the sound-absorbing plate 8 is provided with a plurality of sound-absorbing holes 81 along the vertical direction, and the vertical section of the sound-absorbing holes 81 is of a corrugated structure, so that in the using process, the noise is easy to pass through the continuous refraction loss inside the corrugated sound-absorbing holes 81 inside the sound-absorbing plate 8, and further the noise is effectively reduced.

The working principle is as follows: the utility model designs a silent track, which has a specific structure as shown in the attached drawings 1-6 of the specification, in the technical scheme, a base plate 4 is additionally arranged between the bottom of a track bottom 3 and a sleeper 5, wherein the top of the sleeper 5 is provided with a plurality of second convex blocks 51 at equal intervals at the position below the base plate 4, and the bottom of the base plate 4 is provided with second clamping grooves 42 in the horizontal direction corresponding to the outer parts of the second convex blocks 51, so that after a pressing piece 6 is pressed tightly, the tightness between the base plate 4 and the sleeper 5 is improved; the top end of the backing plate 4 is provided with a T-shaped fixture block 41, the bottom of the rail bottom 3 is provided with a T-shaped chute 32 corresponding to the outer part of the T-shaped fixture block 41 along the horizontal direction, so that the rail bottom 3 and the backing plate 4 are kept stable, and the tightness is kept when the pressing and fixing part 6 is pressed tightly; meanwhile, the lower surface of the top of the pressing and fixing part 6 is provided with a first bump 61, the top of the rail bottom 3 corresponding to the outside of the first bump 61 is provided with a first clamping groove 31 along the horizontal direction, so that the clamping effect of the pressing and fixing part 6 on the rail bottom 3 after installation is improved, the overall firmness of the pressing and fixing part 6 on the rail is further improved, and the stability of the rail after installation is improved in the using process; and all connect acoustical panel 8 through two lateral walls at the rail body 1, be equipped with between the inside surface of acoustical panel 8 and the surface of the rail body 1 and inhale sound cotton 9, through second fastening bolt 10 fixed connection between two acoustical panels 8, wherein, acoustical panel 8's inside is provided with a plurality of noise damping hole 81 along vertical direction, noise damping hole 81's vertical cross-section is the corrugate structure, be convenient for in the use, the noise passes through the inside continuous refraction loss of corrugate noise damping hole 81 of acoustical panel 8 inside, and then effectual noise reduction.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;

and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. A silence track, includes the rail body (1), its characterized in that: the top of the rail body (1) is provided with railhead (2), and the bottom of the rail body (1) is provided with rail end (3), the bottom of rail end (3) is connected with backing plate (4), the bottom of backing plate (4) is connected with sleeper (5), the top of sleeper (5) is located both ends position department of rail end (3) and all is connected with pressure firmware (6), two lateral walls of the rail body (1) all are connected with acoustical panel (8), be provided with between the inside surface of acoustical panel (8) and the surface of the rail body (1) and inhale sound cotton (9), be connected with second fastening bolt (10) between two acoustical panel (8).

2. A silent track as claimed in claim 1, wherein: the sleeper fastening device is characterized in that a first fastening bolt (7) is connected between the bottom of the pressing and fastening piece (6) and the top end of the sleeper (5), and a plurality of connecting holes (71) are uniformly formed in the pressing and fastening piece (6) corresponding to the first fastening bolt (7).

3. A silent track as claimed in claim 1, wherein: a second rubber pad (63) is arranged between the bottom of the pressing and fixing piece (6) and the upper surface of the sleeper (5), and a first rubber pad (62) is arranged between the lower surface of the top of the pressing and fixing piece (6) and the upper surface of the rail bottom (3).

4. A silent track as claimed in claim 1, wherein: the lower surface of the top of the pressing piece (6) is provided with a first bump (61), and a first clamping groove (31) is formed in the horizontal direction of the top of the rail bottom (3) corresponding to the outside of the first bump (61).

5. A silent track as claimed in claim 1, wherein: the top end of the backing plate (4) is provided with a T-shaped fixture block (41), and a T-shaped sliding groove (32) is formed in the bottom of the rail bottom (3) corresponding to the outer portion of the T-shaped fixture block (41) in the horizontal direction.

6. A silent track as claimed in claim 1, wherein: the top of sleeper (5) is located the below position equidistance at backing plate (4) place and is provided with a plurality of second lug (51), the outside that the bottom of backing plate (4) corresponds second lug (51) is provided with second draw-in groove (42) along the horizontal direction.

7. A silent track as claimed in claim 1, wherein: the rail is characterized in that a mounting hole (101) is formed in the rail body (1) and corresponds to the outside of a screw rod of the second fastening bolt (10), a plurality of silencing holes (81) are formed in the silencing plate (8) in the vertical direction, and the vertical section of each silencing hole (81) is of a corrugated structure.