CN216585948U

CN216585948U - Vibration and noise reduction rubber base plate for rail transit

Info

Publication number: CN216585948U
Application number: CN202123409274.0U
Authority: CN
Inventors: 过菲; 蔡灏
Original assignee: Wuxi Qingshan Railway Equipment Co ltd
Current assignee: Wuxi Qingshan Railway Equipment Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-05-24
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a rubber tie plate of making an uproar falls in damping for track traffic, including the rubber pad, the upper surface integrated into one piece of rubber pad has the cardboard, and the upper surface integrated into one piece of rubber pad has a plurality of damping lugs, and forms the recess between per two damping lugs, one side of rubber pad is run through and has been seted up the mounting groove, the sound cotton is inhaled in the embedded joint installation of mounting groove, inhales cotton last fixed surface and installs the damping plate, and the sound hole of inhaling has all been seted up to the upper surface of damping plate and recess, inhale cotton both sides integrated into one piece of sound and have the fixture block, fixture block and mounting groove looks joint, the last fixed surface of damping plate installs fire-retardant board, inhales the sound hole and is located fire-retardant board, the U-shaped groove has been seted up to the upper surface of damping lug. The utility model has the advantages that can carry out the damping to the vibrations that produce when driving to reduce orbital vibrations, can realize the purpose of damping, thereby promote the damping effect, satisfy people's demand.

Description

Vibration and noise reduction rubber base plate for rail transit

Technical Field

The utility model relates to a rail transit technical field especially relates to a rubber tie plate of making an uproar falls in damping for rail transit.

Background

The rail transit is a land transportation mode, a locomotive pulls a train vehicle to run on two parallel rails, a rail structure is an important factor causing vibration and noise, in order to control the vibration and the noise, in the prior art, a rubber base plate is usually arranged below the rails, the rubber base plate for the rail track structure is an important part in the rail structure and is arranged between the rails and concrete sleepers, and the rubber base plate is mainly used for buffering high-speed vibration and impact generated when the vehicle passes through the rails, protecting a roadbed and the sleepers and electrically insulating a signal system.

The prior rubber pad plate mostly has the following defects: in the use, promoted the damping effect of rubber backing plate mostly, but neglected the noise reduction effect of rubber backing plate to produce noise pollution, influenced the result of use of rubber backing plate, can not satisfy people's demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the rubber tie plate of making an uproar falls in damping for track traffic who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a rubber tie plate of making an uproar falls in damping for track traffic, includes the rubber pad, the upper surface integrated into one piece of rubber pad has the cardboard, and the upper surface integrated into one piece of rubber pad has a plurality of damping lugs, and forms the recess between per two damping lugs, one side of rubber pad is run through and has been seted up the mounting groove, the sound cotton is inhaled in the mounting groove embedded joint installation, inhales the cotton last fixed surface of sound and installs the damping plate, and the sound hole has all been seted up to the upper surface of damping plate and recess.

As the utility model discloses scheme further again, inhale cotton both sides integrated into one piece of sound and have the fixture block, fixture block and mounting groove looks joint.

As the utility model discloses further scheme again, the last fixed surface of damping plate installs fire-retardant board, inhales the sound hole and is located fire-retardant board.

As a further aspect of the present invention, the U-shaped groove is formed on the upper surface of the vibration-damping projection.

As a further proposal of the utility model, a plurality of anti-skid grooves are arranged at the bottom of the rubber pad.

As the utility model discloses further scheme again, the both sides integrated into one piece of rubber pad has the extension plate.

As a further proposal of the utility model, the sound absorbing hole is of a hexagonal structure.

The utility model has the advantages that:

1. the utility model discloses, through setting up damping lug and damping plate, can carry out the damping to the vibrations that produce during the driving to reduce orbital vibrations, can realize the purpose of damping, thereby promote the damping effect, satisfy people's demand.

2. The utility model discloses, inhale the sound cotton and inhale the sound hole through the setting, under the effect of inhaling the sound hole, can inhale the mounting groove with the noise that produces when driving to by inhaling the sound cotton and absorbing the noise, consequently, can reduce the propagation of track noise, the damping noise reduction effect is good, thereby noise abatement pollution has ensured the result of use of rubber tie plate.

3. The utility model discloses, through setting up anti-skidding groove, can effectively increase the frictional force of rubber pad and ground to lead to the phenomenon that the displacement appears in the rubber pad during the driving, ensure the stability of track driving.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a vibration-damping noise-reducing rubber tie plate for rail transit provided by the utility model;

fig. 2 is a schematic view of a cross-sectional structure of a vibration-damping noise-reducing rubber tie plate for rail transit provided by the utility model;

fig. 3 is the utility model provides an explosion structure schematic diagram of rubber tie plate of making an uproar falls in damping for track traffic.

Fig. 4 is the utility model provides a structural schematic diagram is fallen in the bottom view of rubber tie plate of making an uproar falls in damping for track traffic.

In the figure: 1. a rubber pad; 2. clamping a plate; 3. a vibration damping projection; 4. a groove; 5. mounting grooves; 6. sound-absorbing cotton; 7. a clamping block; 8. a vibration damping plate; 9. a flame retardant sheet; 10. a sound absorption hole; 11. a U-shaped groove; 12. an anti-slip groove; 13. an extension board.

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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent will be understood to those of ordinary skill in the art.

Referring to fig. 1-4, a vibration and noise reduction rubber base plate for rail transit, comprising a rubber pad 1, a clamping plate 2 integrally formed on the upper surface of the rubber pad 1, a plurality of vibration reduction lugs 3 integrally formed on the upper surface of the rubber pad 1, a groove 4 formed between every two vibration reduction lugs 3, a mounting groove 5 penetrated through one side of the rubber pad 1, a sound absorption cotton 6 embedded in the mounting groove 5, a vibration reduction plate 8 adhered to the upper surface of the sound absorption cotton 6, the vibration reduction lugs 3 and the vibration reduction plate 8 for reducing vibration generated during traveling, thereby reducing vibration of a rail, achieving the purpose of vibration reduction, thereby improving vibration reduction effect, satisfying requirements of people, sound absorption holes 10 formed on the upper surfaces of the vibration reduction plate 8 and the groove 4, the sound absorption cotton 6 and the sound absorption holes 10, and absorbing noise generated during traveling into the mounting groove 5 under the action of the sound absorption holes 10, and absorb the noise by inhaling sound cotton 6, consequently, can reduce the propagation of track noise, the damping noise reduction effect is good to noise pollution is reduced, the result of use of rubber pad 1 board has been ensured.

Inhale cotton 6's both sides integrated into one piece of sound fixture block 7,

fixture block

7 and 5 looks joints of mounting groove, fire-retardant board 9 has been seted up to damping plate 8's upper surface, fire-retardant board 9's design, can prevent that the friction from producing the spark between track and the rail, reduce the emergence of fire incident, it is located fire-retardant board 9 to inhale sound hole 10, U-shaped groove 11 has been seted up to damping lug 3's upper surface, a plurality of antiskid groove 12 have been seted up to rubber pad 1's bottom, through setting up antiskid groove 12, can effectively increase the frictional force on rubber pad 1 and ground, in order to lead to rubber pad 1 to appear the phenomenon of displacement when driving, ensure the stability of track driving, rubber pad 1's both sides integrated into one piece has extension plate 13, it is hexagonal structure to inhale sound hole 10.

The working principle is as follows: during the use, lay rubber pad 1 in the bottom of rail, install the rail on damping lug 3, the frictional force of rail and damping lug 3 has been increased by U-shaped groove 11, and simultaneously, utilize damping lug 3 and damping plate 8 can carry out the damping to the vibrations that produce when driving, thereby reduce orbital vibrations, can realize the purpose of damping, and under the effect of inhaling sound hole 10, can inhale the mounting groove 5 with the noise that produces when driving, and absorb the noise by inhaling sound cotton 6, therefore, can reduce orbital noise's propagation, the damping is fallen noise effectually, in addition, through anti-skidding groove 12, can effectively increase the frictional force on rubber pad 1 and ground, in order to lead to the phenomenon that rubber pad 1 appears the displacement when driving, guarantee orbital stability of driving.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a rubber tie plate of making an uproar falls in damping for track traffic, includes rubber pad (1), its characterized in that, the upper surface integrated into one piece of rubber pad (1) has cardboard (2), and the upper surface integrated into one piece of rubber pad (1) has a plurality of damping lugs (3), and forms between per two damping lugs (3) recess (4), mounting groove (5) have been run through to one side of rubber pad (1), mounting groove (5) embedded joint is installed and is inhaled sound cotton (6), inhales the upper surface bonding of sound cotton (6) and installs damping plate (8), and damping plate (8) and the upper surface of recess (4) have all been seted up and have been inhaled sound hole (10).

2. The vibration and noise reduction rubber base plate for rail transit according to claim 1, wherein clamping blocks (7) are integrally formed on two sides of the sound absorption cotton (6), and the clamping blocks (7) are clamped with the mounting grooves (5).

3. The vibration and noise reduction rubber base plate for rail transit according to claim 1, wherein a flame retardant plate (9) is fixedly mounted on the upper surface of the vibration reduction plate (8), and the sound absorption holes (10) are formed in the flame retardant plate (9).

4. The vibration and noise reduction rubber base plate for rail transit as claimed in claim 1, wherein the upper surface of the vibration reduction lug (3) is provided with a U-shaped groove (11).

5. The vibration-damping and noise-reducing rubber pad for rail transit as claimed in claim 1, wherein the bottom of the rubber pad (1) is provided with a plurality of anti-slip grooves (12).

6. A vibration and noise reduction rubber pad for rail transit according to claim 5, characterized in that extension plates (13) are integrally formed on both sides of the rubber pad (1).

7. The vibration and noise reduction rubber base plate for rail transit as claimed in claim 3, wherein said sound absorption hole (10) is of a hexagonal structure.