CN207525560U - A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device - Google Patents
A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device Download PDFInfo
- Publication number
- CN207525560U CN207525560U CN201721613210.3U CN201721613210U CN207525560U CN 207525560 U CN207525560 U CN 207525560U CN 201721613210 U CN201721613210 U CN 201721613210U CN 207525560 U CN207525560 U CN 207525560U
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- China
- Prior art keywords
- lateral displacement
- stainless steel
- steel plate
- sheet metal
- restraint device
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- 238000006073 displacement reaction Methods 0.000 title claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 10
- 239000010959 steel Substances 0.000 title claims abstract description 10
- 229920001971 elastomer Polymers 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 20
- 229910052751 metal Inorganic materials 0.000 claims abstract description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 34
- 229910052742 iron Inorganic materials 0.000 claims description 17
- 244000043261 Hevea brasiliensis Species 0.000 claims description 3
- 229920003052 natural elastomer Polymers 0.000 claims description 3
- 229920001194 natural rubber Polymers 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 14
- 239000010935 stainless steel Substances 0.000 abstract description 14
- 238000013016 damping Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000452 restraining effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000005486 sulfidation Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
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- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses a kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint devices, the lateral displacement restraint device is layer structure, the stainless steel plate I and stainless steel plate II being oppositely arranged including both sides, staggeredly several groups of rubber thin-beds and sheet metal are clamped between the stainless steel plate I and stainless steel plate II, and the rubber thin-bed vulcanizes with each sheet metal in one, wherein, I lateral wall of stainless steel plate has the inclined-plane of 3~5 degree of gradient, there is pin on II lateral wall of stainless steel plate, the quantity of the rubber thin-bed is 4~7 layers, its thickness is 3~5mm, the quantity of the sheet metal is 3~6, its thickness is 2~4mm.The apparatus structure reasonable design while upper padding plate up-down vibration is not interfered, can strictly control the lateral displacement of upper padding plate and overturning displacement, and there is no opposite sliding friction phenomenons.
Description
Technical field
The utility model belongs to urban rail transit technology field, is related to steel rail vibration reduction fastener, and in particular to a kind of removable
Fill steel rail vibration reduction fastener lateral displacement restraint device.
Background technology
The use of Damping fastening is in orbit to reduce an effective measures of the train operation to surrounding enviroment vibration pollution.Subtract
The most important design object of the fastener that shakes is：Under the collective effect of vertical force and cross force, how to improve as possible laterally just
It spends to ensure travel safety, meanwhile, vertical rigidity is reduced as possible to improve damping capacity.
The fastener structures form or lower floor's iron chair of double-deck iron chair are by buckleing after the concrete foundation replacement of shouldered
Part structure type has become one of main Types of current Damping fastening.How its design focus as allows upper strata iron chair
During with larger vertical deflection, while its lateral displacement and overturning displacement are constrained as possible.Around this target, there has been
A variety of fastener structures forms, but the fastener of wherein many types its upper padding plate is in up-down vibration are all slided there are part is opposite
Caused friction wear problem, for example, axis and hole sliding friction abrasion, etc..
The transverse shear stress load of train is generally all larger, and corresponding force of sliding friction is not small, along with caused by cross force
The overturning deformation of each part allow practical sliding friction contact surface all very littles, thus the frictional force of unit area is just very
Greatly, the abrasive conditions of material are just very serious.Thus, in addition to outside transverse load is small or train frequency of usage is very low occasion
(such as vehicle phase library interior lines), it should avoid the slip abrasion problems caused by this train transverse load as possible, particularly arrange
The vehicle frequency is very high, and the field of urban rail that bend is more.
At this moment, problem is just concentrated on while how to allow upper padding plate up-down vibration, should strictly control upper padding plate
Lateral displacement and overturning displacement, and do not occur opposite sliding friction phenomenon.This problem still falls within Research Challenges and again so far
Point.
Utility model content
The utility model solves the deficiencies in the prior art, provides a kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement about
Bundle device, it is reasonable in design, while upper padding plate up-down vibration is not interfered, it can strictly control the lateral displacement of upper padding plate
With overturning displacement, and there is no opposite sliding friction phenomenons.
Technical solution is used by the utility model：A kind of dismantled and assembled steel rail vibration reduction fastener is about got one's things ready with lateral displacement
Put, the lateral displacement restraint device be layer structure, the stainless steel plate I and stainless steel plate being oppositely arranged including both sides
II, staggeredly it is clamped with several groups of rubber thin-beds and sheet metal, and institute between the stainless steel plate I and stainless steel plate II
Rubber thin-bed is stated with the vulcanization of each sheet metal in one, wherein, it is 3~5 that I lateral wall of stainless steel plate, which has gradient,
The inclined-plane of degree has pin on II lateral wall of stainless steel plate, and the quantity of the rubber thin-bed is 4~7 layers, thickness
For 3~5mm, the quantity of the sheet metal is 3~6, and thickness is 2~4mm.
Preferably, the rubber thin-bed is made of natural rubber.
Compared to the prior art, the utility model has the advantage that：The lateral displacement restraint device side, which has, inclines
Gradient is 3~5 degree of inclined-plane, which suits with the inclined-plane of the upper padding plate adaptation that existing vibration damping is reduced connect so that train passes through
When vertical load and transverse load can not all make to occur between two inclined-planes opposite slide, and the device is layer structure, setting
Stainless steel plate I, stainless steel plate II, rubber thin-bed and sheet metal, this layer structure shake up and down to upper padding plate
The restraining force very little of dynamic displacement, and it is very big to the restraining force of its lateral displacement and flip angle, it can strictly control upper padding plate
Lateral displacement and overturning displacement, and there is no opposite sliding friction phenomenons.
Description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is Fig. 1 side structure schematic diagrams；
Fig. 3 is that the utility model uses assembled state schematic diagram.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and detailed description.
A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device, it is existing in order to prevent to subtract refering to Fig. 1 grade Fig. 2
Lateral displacement and overturning displacement occur for the track upper padding plate that shakes, and there is no opposite sliding friction phenomenon, lateral displacement constraints
Device is set as layer structure, specifically includes iron plate I 1 and iron plate II 2 that both sides are oppositely arranged, the iron plate I 1 and iron plate II 2
Between be staggeredly clamped with several groups of rubber thin-beds 3 and sheet metal 4, and the rubber thin-bed 3 and sheet metal 4 vulcanize in one,
Wherein, I 1 lateral wall of iron plate has 3~5 degree of an inclined-plane 11, and the inclined-plane 11 inclined-plane corresponding with upper padding plate to contact naturally
Mode is coordinated, and to prevent transverse load from upper padding plate being caused to be slided along on inclined-plane, the angle on inclined-plane 11 need to be arranged on friction certainly
In the range of lock, i.e., the angle of inclination on inclined-plane 11 is 3~5 degree.There is pin 21, when train passes through, the pin on II 2 lateral wall of iron plate
Nail 21 is primarily subjected to shearing force, and minimum diameter need to meet shear fatigue and destroy requirement.The quantity of the rubber thin-bed 3 is 4~7
Layer, thickness are 3~5mm, and the quantity of the sheet metal 4 is 3~6, and thickness is 2~4mm.Rubber thin-bed 3 and metal
4 length of thin plate and highly desirable foundation lateral stiffness index, anti-overturning stiffness index, rubber material performance and economical index etc.
Considered and parameter designing.
With continued reference to Fig. 1 and Fig. 2, the rubber thin-bed 3 vulcanizes with sheet metal 4 in one, for this rubber thin-bed 3
Structure type that is alternately stacked with sheet metal 4 and sulfiding, compression stiffness is very big and shearing rigidity very little, that is, is difficult
It is crushed, but is easy to occur shear-deformable.Therefore, when actually manufacturing, rubber thin-bed 3 selects fatigue life high, resilience
Good natural rubber material.In sulfidation, sheet metal 4 is cleaned, sandblasting, the processing of the smearing of bonding agent and
The processes such as pressurization and heating need strictly to perform as required, prevent the problems such as degumming or ageing of rubber occur during use.With this
Meanwhile to ensure that each 3 thickness of rubber thin-bed has good uniformity, the weight of the raw stock of each layer of rubber thin-bed 3 needs
Stringent control.To ensure the degree of being mutually parallel of each sheet metal 4, mold used in sulfuration process need to be limited accordingly
Design.
Refering to Fig. 3, during installation, the pin 21 of lateral displacement restraint device is placed on lower bolster or concrete shoulder block is corresponding
In location hole；The inclined-plane corresponding with upper padding plate of inclined-plane 11 of lateral displacement restraint device is coordinated with the natural way of contact；Side
Rail foot surface is remained perpendicular to the sheet metal of displacement constraint device.
When train passes through, for vertical load, drive band in lateral displacement restraint device oblique while upper padding plate sinks
The iron plate I 1 in face 11 is sunk together, and the pin in lateral displacement restraint device is fixed, thus lateral displacement constrains
Device at this moment can occur it is shear-deformable, and be not between the inclined-plane 11 and the inclined-plane of upper padding plate of iron plate I 1 it is opposite slide it is existing
As.For transverse load, trend that upper padding plate skids off upwards there are one along inclined-plane, but rub since the glide direction is corresponding
It wipes angle and is in self-locking range, because will not occur opposite the phenomenon that sliding between two inclined-planes.
Inclined-plane fit system, pin positioning method and rubber thin-bed are had with sheet metal juxtaposition vulcanization
Shearing-resistance characteristic, this three have not codetermined lateral displacement restraint device provided by the utility model with following several for some resistance to compressions
A function：1st, very little is interfered to the vertical motion of upper padding plate；2nd, have to the lateral displacement of upper padding plate and overturning displacement very big
Effect of contraction；3rd, belong to detachable between upper padding plate, lateral displacement restraint device and lower bolster three, and after combining
Under train load be not in opposite sliding phenomenon, only flexible deformation and avoid material and wear away that problem.
The structure design of the utility model is reasonable, while upper padding plate up-down vibration is not interfered, can strictly control pad
The lateral displacement of plate and overturning displacement, and there is no opposite sliding friction phenomenons.
The preferred embodiment of above-described embodiment, only the utility model is not used for limiting the implementation model of the utility model
It encloses, therefore all equivalent variations done with content described in the utility model claims, should all be included in the utility model right will
Within the scope of asking.
Claims (2)
- A kind of 1. dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device, which is characterized in that the lateral displacement restraint device For layer structure, the iron plate I (1) and iron plate II (2) being oppositely arranged including both sides are handed between the iron plate I (1) and iron plate II (2) Mistake is clamped with several groups of rubber thin-beds (3) and sheet metal (4), and the rubber thin-bed (3) vulcanizes with sheet metal (4) in one Body, wherein, it is 3~5 degree of inclined-plane (11) that described I (1) lateral wall of iron plate, which has gradient, on described II (2) lateral wall of iron plate With pin (21), the quantity of the rubber thin-bed (3) is 4~7 layers, and thickness is 3~5mm, the number of the sheet metal (4) It is 3~6 to measure, and thickness is 2~4mm.
- 2. a kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device according to claim 1, which is characterized in that The rubber thin-bed (3) is made of natural rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613210.3U CN207525560U (en) | 2017-11-28 | 2017-11-28 | A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721613210.3U CN207525560U (en) | 2017-11-28 | 2017-11-28 | A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207525560U true CN207525560U (en) | 2018-06-22 |
Family
ID=62580883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721613210.3U Withdrawn - After Issue CN207525560U (en) | 2017-11-28 | 2017-11-28 | A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207525560U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905042A (en) * | 2017-11-28 | 2018-04-13 | 西安卓控环保科技有限公司 | A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device |
| CN112095367A (en) * | 2019-06-17 | 2020-12-18 | 洛阳双瑞橡塑科技有限公司 | Multilayer fastener with shoulder |
-
2017
- 2017-11-28 CN CN201721613210.3U patent/CN207525560U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107905042A (en) * | 2017-11-28 | 2018-04-13 | 西安卓控环保科技有限公司 | A kind of dismantled and assembled steel rail vibration reduction fastener lateral displacement restraint device |
| CN107905042B (en) * | 2017-11-28 | 2023-12-19 | 成都卓控环保科技有限公司 | Side displacement restraining device for detachable steel rail vibration reduction fastener |
| CN112095367A (en) * | 2019-06-17 | 2020-12-18 | 洛阳双瑞橡塑科技有限公司 | Multilayer fastener with shoulder |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Side displacement restraint device used for detachable steel rail damping fastener Effective date of registration: 20200119 Granted publication date: 20180622 Pledgee: Beijing chongye Information Consulting Co.,Ltd. Pledgor: XI'AN ZHUOKONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Registration number: Y2020990000084 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20210610 Granted publication date: 20180622 Pledgee: Beijing chongye Information Consulting Co.,Ltd. Pledgor: XI'AN ZHUOKONG ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2020990000084 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 610000 room 03, floor 9, building 3, No. 25, Jinlu Second Road, Wuhou District, Chengdu, Sichuan Province Patentee after: Chengdu zhuokong Environmental Protection Technology Co.,Ltd. Address before: Room b509, Shaanxi science and technology resources planning center, No. 10, zhangbawu Road, high tech Zone, Xi'an, Shaanxi 710000 Patentee before: XI'AN ZHUOKONG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180622 Effective date of abandoning: 20231219 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180622 Effective date of abandoning: 20231219 |