CN208397188U - A kind of road spring buffer - Google Patents

Abstract

The utility model discloses a kind of road spring buffers in buffer technology field.The buffer includes the shell with cavity, spring assembly is set in the cavity of shell, one end of shell seals, the other end is equipped with opening, opening is coated with the piston boit for compression spring assembly, spring assembly includes ring spring group, further includes the disk spring group for being separately positioned on ring spring group both ends；The Buffer Unit for buffer shock-absorbing is equipped between piston boit and shell nozzle end, Buffer Unit includes around piston boit periphery and the adjustable spring made of rubber material, and damping ring is arranged in the periphery of adjustable spring.The utility model is by improving load-carrying ability and biggish flexible deformation for the combination of ring spring group and disk spring group, impact force is absorbed, play buffering vibration absorption ability well, simultaneously, recoil strength after avoiding ring spring group and disk spring group elastic property from discharging by the setting of Buffer Unit is impacted, and buffer shock-absorbing ability is further increased.

Description

A kind of road spring buffer

Technical field

The utility model relates to buffer technology field, in particular to a kind of road spring buffer.

Background technique

Buffer is the important component of rail vehicles, and main function is to absorb train or the work opportunity that makes up of trains Longitudinal impulse energy between vehicle and vehicle, vehicle and vehicle is mitigated and is impacted between vehicle, reduces longitudinal force, it is longitudinally dynamic to improve train Mechanical property, while reducing hitch transverse component caused by longitudinal impact force and vehicle derailing coefficient, spring in the prior art For buffer since spring is inadequate, buffer shock-absorbing ability is bad, is used for a long time, and spring is easy fatigue, frequent deformation so that Spring can not restore as former state, and elastic force disappears, so that piston boit and shell impact, meanwhile, the recoil strength of spring directly contributes Impact between piston boit and shell further results in impact between vehicle and is damaged, seriously leads to vehicle derailing, safety coefficient It is low.

Utility model content

The purpose of the utility model is to provide a kind of road spring buffers for improving buffer shock-absorbing ability.

In order to realize above-mentioned purpose of utility model, the following technical solution that the utility model road spring buffer uses:

A kind of road spring buffer, the shell including having cavity, the cavity of shell is interior to be arranged spring assembly, the shell One end of body seals, and the other end is equipped with opening, and opening is coated with the piston boit for compression spring assembly, the spring assembly It further include the disk spring group for being separately positioned on ring spring group both ends including ring spring group, wherein one group of disk spring group It is pressed against each other with housing seal end, another set disk spring group is pressed against each other with piston boit；The ring spring group includes with interior The outer toroid of the conical surface and with male cone (strobilus masculinus) interior annular cooperation superposition constitute；The disk spring group includes concentric at least two layers First disc spring film of overlapping and the second disc spring film of at least two layers concentric overlapping involute, the first disk spring The outer ledge of piece and the outer ledge of the second disc spring film are inconsistent；It is equipped between the piston boit and shell nozzle end slow Component is rushed, the Buffer Unit includes around piston boit periphery and the adjustable spring made of rubber material, the adjustable spring Periphery be arranged damping ring, the damping ring be equipped with it is multiple, one end of the adjustable spring is located in damping ring, and the other end is pierced by Damping ring setting.The utility model is by setting ring spring group, by the outer toroid with inner conical surface and in male cone (strobilus masculinus) Annulus cooperation superposition, has good buffer shock-absorbing effect；Meanwhile disk spring group includes the of at least two layers concentric overlapping One disc spring film and the second disc spring film of at least two layers concentric overlapping involute, and pass through the first dish of complex composition Shape spring leaf and the second disc spring film improve the bearing capacity and elasticity of disk spring group, by disk spring group and ring spring group It combines, under the strength buffering of ring spring group, the disk spring group of complex composition further increases buffering and damping capacity； Meanwhile impact force is mitigated by the combination of damping ring and adjustable spring, it effectively prevent being formed after spring assembly compressive deformation anti- Impulse force causes collision impaired, provides comprehensive buffer shock-absorbing ability, prevents impact impaired.

Preferably, between the disk spring group and ring spring group, between disk spring group and inner walls, dish-shaped bullet Gasket is equipped between spring group and piston boit.By the setting of gasket, pacify convenient for the combination of disk spring group and ring spring group Dress.

Preferably, the gasket surface is equipped with the broached-tooth design for increasing friction force.Gasket surface is equipped with for increasing The broached-tooth design of frictional force increases the frictional force contacted with gasket by the setting of broached-tooth design, improves mounting stability, convenient Better vibration reduction and cushioning.

Preferably, the housing seal end is equipped with the U-board being easily installed.By the way that U-board is arranged at housing seal end, just In installation.

Preferably, the ring spring group is made of carbon steel or steel alloy.Ring spring group is made of carbon steel or steel alloy, Intensity is high.

Compared with prior art, the utility model has the beneficial effects that:

1, the utility model is by setting ring spring group, by the outer toroid with inner conical surface and with the inner circle of male cone (strobilus masculinus) Ring cooperation superposition, increases load-carrying ability and biggish flexible deformation, has good buffer shock-absorbing effect；Meanwhile disk spring Group includes first disc spring film of at least two layers concentric overlapping and the second disc spring film of at least two layers concentric overlapping Involute, by the first disc spring film of complex composition and the second disc spring film improve disk spring group bearing capacity and Elastic deformation combines disk spring group and ring spring group, and ring spring group and disk spring group will not generate change simultaneously Shape, long-time service will not generate fatigue, and under the strength of ring spring group buffering, the disk spring group of complex composition is further Improve buffering and damping capacity；

2, the utility model by between piston boit and shell nozzle end be equipped with for buffer shock-absorbing damping ring, when by To longitudinal force impact when, piston boit compression spring assembly so that spring assembly deformation generate elastic potential energy, mitigate impact force, After impact force disappears, spring assembly elastic potential energy release, after carrying out buffering spring component compression by the setting of adjustable spring Recoil active force, by increase damping ring provide damping so that buffering slowly carried out, not will form strong rush Movement is hit, piston boit will not impinge upon shell nozzle end, mitigate impact force by the combination of damping ring and adjustable spring, effectively anti- The recoil strength only formed after spring assembly compressive deformation causes collision impaired, provides comprehensive buffer shock-absorbing ability, prevents from rushing It hits impaired.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Wherein, 1U shape plate, 2 disk spring groups, 3 interior annulars, 4 outer toroids, 5 shells, 6 ring spring groups, 7 damping rings, 8 is living Stick harness, 9 gaskets, 10 second disc spring films, 11 first disc spring films, 12 adjustable springs.

Specific embodiment

With reference to embodiment, the utility model is furtherd elucidate, it should be understood that these embodiments are only used for Bright the utility model rather than limitation the scope of the utility model, after having read the utility model, those skilled in the art Member falls within the application range as defined in the appended claims to the modification of the various equivalent forms of the utility model.

As shown in Figure 1, a kind of road spring buffer, the shell 5 including having cavity, the cavity of shell 5 is interior to be arranged bullet Spring component, one end sealing of shell 5, the sealed end are equipped with the U-board 1 being easily installed, and the other end of shell 5 is equipped with opening, opens The piston boit 8 for compression spring assembly is coated at mouthful, it further includes being separately positioned on that spring assembly, which includes ring spring group 6, The disk spring group 2 at 6 both ends of ring spring group, wherein one group of disk spring group 2 is pressed against each other with 5 sealed end of shell, another set Disk spring group 2 is pressed against each other with piston boit 8, between disk spring group 2 and ring spring group 6, in disk spring group 2 and shell 5 Between wall, gasket 9 is equipped between disk spring group 2 and piston boit 8,9 surface of gasket is equipped with the sawtooth for increasing friction force Structure increases the frictional force contacted with gasket 9 by the setting of broached-tooth design, improves mounting stability, facilitate better vibration damping Buffering；Ring spring group 6 is made of carbon steel or steel alloy, and ring spring group 6 includes having the outer toroid 4 of inner conical surface and with outer The cooperation superposition of interior annular 3 of the conical surface is constituted, and has good buffer shock-absorbing effect；Disk spring group 2 includes coaxial at least two layers First disc spring film 11 of heart overlapping and the second disc spring film 10 of at least two layers concentric overlapping involute, the first dish The outer ledge of shape spring leaf 11 and the outer ledge of the second disc spring film 10 are inconsistent, pass through the first dish of complex composition Spring leaf 11 and the second disc spring film 10 improve the bearing capacity and elasticity of disk spring group 2；Piston boit 8 and 5 open end of shell Between be equipped with Buffer Unit, Buffer Unit includes stretching around 8 periphery of piston boit and adjustable spring 12 made of rubber material The periphery of spring 12 is arranged damping ring 7, and damping ring 7 is equipped with multiple, and one end of adjustable spring 12 is located in damping ring 7, the other end It is pierced by the setting of damping ring 7, the compressed recoil active force of buffering spring component is carried out by the setting of adjustable spring 12, passes through increasing Add damping ring 7 to provide damping, so that buffering is slowly carried out, not will form strong ballistic motion, has good Effectiveness in vibration suppression provides comprehensive so that the recoil strength formed after spring assembly compressive deformation be effectively prevent to cause collision impaired Buffer shock-absorbing ability prevents impact impaired.

The specific work process and principle of the utility model: it is convenient for the installation of shell 5 by the setting of U-board 1, assembled Disk spring group 2 and ring spring group 6 is freely combined in journey according to demand, when be used for a long time be damaged when, it is only necessary to will be by The spring of damage is replaced；In the specific use process, it train or makes up of trains between work opportunity vehicle and vehicle, vehicle and vehicle Longitudinal impulse energy is generated, which acts on piston boit 8, and piston boit 8 is by compression spring set after longitudinal impact force Part, disk spring group 2 and ring spring group 6 generate deformation by compression under the action of longitudinal impact force, due to disk spring group 2 The both ends of ring spring group 6 are set, and ring spring group 6 is will the outer toroid 4 with inner conical surface and the inner circle with male cone (strobilus masculinus) The cooperation superposition of ring 3, increases load-carrying ability and biggish flexible deformation, can be good at absorbing impact force, with higher slow Damping effect is rushed, is combined with disk spring group 2, disk spring group 2 includes the first disk spring of at least two layers concentric overlapping Piece 11 and the second disc spring film 10 of at least two layers concentric overlapping involute, and pass through the first disk spring of complex composition Piece 11 and the second disc spring film 10 improve bearing capacity and the elastic deformation of disk spring group 2, meet top load and deformation, will rush Power good absorption is hit, buffer shock-absorbing ability is further increased, meanwhile, disk spring group 2 and ring spring group 6 are generated by compression Deformation it is different, long-time service will not generate fatigue, improve service performance；At this point, after impact force disappears, the bullet of spring assembly Property potential energy be released, by compress adjustable spring 12 carry out buffering recoil strength so that piston boit 8 will not impinge upon shell 5 and open Mouth end, since adjustable spring 12 is made of rubber material, rubber has elasticity, further increases the elasticity of adjustable spring 12, mentions The phenomenon for causing fatigue is used for a long time in high adjustable spring 12, further increases the buffer capacity of spring, meanwhile, adjustable spring 12 is slow The damping action of damping ring 7 is cooperated to have good so that impact force obtains slow snubber after rushing certain impact force Buffer shock-absorbing effect effectively prevent the recoil strength formed after spring assembly compressive deformation to cause collision impaired, and piston rod is located at bullet It is arranged between spring component and Buffer Unit, comprehensive buffer shock-absorbing ability is provided, prevents impact impaired.

Claims (5)

1. a kind of road spring buffer, it is characterised in that: the shell including having cavity, the cavity of shell is interior to be arranged groups of springs Part, one end sealing of the shell, the other end are equipped with opening, and opening is coated with the piston boit for compression spring assembly, institute Stating spring assembly includes ring spring group, further includes the disk spring group for being separately positioned on ring spring group both ends, wherein one group Disk spring group is pressed against each other with housing seal end, and another set disk spring group is pressed against each other with piston boit；The ring spring group It is constituted including the outer toroid with inner conical surface and the cooperation superposition of the interior annular with male cone (strobilus masculinus)；The disk spring group includes at least First disc spring film of two layers concentric overlapping and the second disc spring film of at least two layers concentric overlapping involute, and The outer ledge of one disc spring film and the outer ledge of the second disc spring film are inconsistent；The piston boit and shell nozzle end Between be equipped with Buffer Unit, the Buffer Unit includes the institute around piston boit periphery and the adjustable spring made of rubber material State adjustable spring periphery setting damping ring, the damping ring be equipped with it is multiple, one end of the adjustable spring is located in damping ring, The other end is pierced by damping ring setting.

2. road spring buffer according to claim 1, it is characterised in that: the disk spring group and ring spring group Between, between disk spring group and inner walls, between disk spring group and piston boit be equipped with gasket.

3. road spring buffer according to claim 2, it is characterised in that: the gasket surface is equipped with to rub for increasing Wipe the broached-tooth design of power.

4. road spring buffer according to claim 1, it is characterised in that: the housing seal end is equipped with and is easily installed U-board.

5. road spring buffer according to claim 1, it is characterised in that: the ring spring group is by carbon steel or alloy Steel is made.