CN109204362A - Air spring used for rail vehicle - Google Patents
Air spring used for rail vehicle Download PDFInfo
- Publication number
- CN109204362A CN109204362A CN201710536563.6A CN201710536563A CN109204362A CN 109204362 A CN109204362 A CN 109204362A CN 201710536563 A CN201710536563 A CN 201710536563A CN 109204362 A CN109204362 A CN 109204362A
- Authority
- CN
- China
- Prior art keywords
- sliding panel
- air spring
- panel
- rail vehicle
- spring according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/10—Bolster supports or mountings incorporating fluid springs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
- Vibration Prevention Devices (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention relates to a kind of air springs particularly for rail vehicle.Air spring used for rail vehicle is fixed on the laminated rubber of the diaphragm between the upper surface panel and the intermediate and (5) configuration between the intermediate and the lower face plate including (1) upper surface panel, (2) intermediate, (3) lower face plate, (4), wherein, on the face of the intermediate the and described opposite side of upper surface panel, fixed sliding panel, the surface stack of sliding panel the reticular membrane comprising fluororesin and aramid fibre.
Description
Technical field
The present invention relates to a kind of air springs particularly for rail vehicle.
Background technique
In general, air spring used for rail vehicle includes upper surface panel, intermediate and lower face plate, and in upper surface panel
There is diaphragm between intermediate.In rail running, upper surface panel and intermediate can be contacted because of vibration, so can be on intermediate
Resin sliding panel is stacked to mitigate impact.
In Japanese Patent Laid-Open 2007-127264 bulletin, discloses one kind and be configured with the sliding of resin system on intermediate
The air spring used for rail vehicle of plate.
Summary of the invention
[problems to be solved by the invention]
When upper surface panel and intermediate contact, relative displacement is generated between the two in order to allow, the coefficient of friction of sliding panel
It needs lower.But the sliding panel coefficient of friction of fluororesin is high, can deform because of vibration all around.Especially, work as benefit
When sliding panel being fixed on intermediate with bolt, the bolt peripheral portion of sliding panel can be deformed because of bolt clipping forcee and vibration.
The purpose of the present invention is to provide one kind have because contact upper surface panel caused by wear away less and because vibration caused by
Deform the air spring used for rail vehicle of few sliding panel.
[means solved the problems, such as]
A kind of pattern of the invention is a kind of air spring used for rail vehicle, comprising: (1) upper surface panel, (2) intermediate,
(3) lower face plate, (4) are fixed on diaphragm between the upper surface panel and the intermediate and (5) are configured in the intermediate
Laminated rubber between the lower face plate, wherein on the face of the intermediate the and described opposite side of upper surface panel,
Fixed sliding panel, and the surface stack of sliding panel the reticular membrane comprising fluororesin and aramid fibre.
Another pattern of the invention is a kind of rail vehicle, wherein the upper surface panel of the air spring is connected
It connects on the car body for being configured at rail vehicle, the lower face plate is installed on the bogie frame of rail vehicle.
[The effect of invention]
In accordance with the invention it is possible to inhibit deformation caused by the abrasion and vibration of sliding panel, and it is long-term that sliding panel can be made to realize
It uses, therefore the maintenance management of air spring becomes easy.
Detailed description of the invention
Fig. 1 is the sectional view for indicating an embodiment of air spring of the invention.
Fig. 2 is the top view for indicating an embodiment of sliding panel of the invention.
Fig. 3 is the top view for indicating an embodiment of intermediate of the invention.
Fig. 4 is the perspective view for indicating an embodiment of sliding panel of the invention.
Specific embodiment
Illustrate an embodiment of air spring 100 of the invention referring to Fig.1.In track vehicle air spring, under
The cylinder 15 vertically extended is wholely set in surface plate 10, to locate to install bogie frame at its center, and in the cylinder
Internal portion is formed with the through hole 16 vertically extended.Between intermediate 12 and lower face plate 10, lamination rubber is configured
Glue.For example, around cylinder 15 between intermediate 12 and lower face plate 10, configuration is formed as cylindric along the vertical direction
Laminated rubber 11.
Intermediate 12 is mounted on the upper end of laminated rubber 11.Upward extend in intermediate 12 and from lower face plate 10
Between cylinder 15, it is equipped with gap, for allowing laminated rubber 11 to deform.Diaphragm 13 be fixed on intermediate 12 and upper surface panel 14 it
Between.For example, the upper and lower Zhou Duanyuan of diaphragm 13 is separately fixed on intermediate 12 and upper surface panel 14.Diaphragm 13 is by inside
It accumulates gas and generates spring effect in space.
Between lower face plate 10 and intermediate 12, in the space 18 for being formed in 15 outside of cylinder and 11 inside of laminated rubber
It is interior, gas barrier film 20 is set.Gas barrier film 20 is to be embedded in intermediate 12 along the tubular membrane of 11 inner circumferential of laminated rubber, such as upper edge
Lower surface in and lower ora terminalis insertion lower face plate 10 in seal shape install.Gas barrier film 20 is, for example, rubber system or synthesis tree
Rouge system.
On intermediate 12 and the opposite side of upper surface panel 14 face, fixed sliding panel 19.Sliding panel 19 can be used
Metal plate, acrylic resin board, polyimide resin plate or their laminated plate.In another embodiment, sliding panel 19
For aluminium sheet.The thickness of sliding panel 19 is 0.5-50mm in one embodiment, is in another embodiment 1-30mm, another
It is 1-20mm in embodiment.Sliding panel 19 can be fixed on intermediate 12 using bolt or adhesive.
The surface stack of sliding panel 19 reticular membrane 21 (Fig. 2) comprising fluororesin and aramid fibre.Reticular membrane
21 do not need to be stacked in the whole surface of sliding panel 19, as long as being at least stacked in the meeting and the contact of upper surface panel 14 of sliding panel 19
Face on.By configuring the lamination hard sliding panel of the reticular membrane 19 on intermediate, when in the contact of intermediate 12
When surface plate 14, it is able to suppress frictional resistance and the abrasion on 12 surface layer of intermediate.The thickness of reticular membrane 21 is in one embodiment
It is in another embodiment 0.1-3mm for 0.1-5mm, is in yet another embodiment 0.2-1mm.Reticular membrane 21 is in addition to can
It also may include any in polyimide resin, phenolic resin, epoxy resin or their mixture outside comprising fluororesin
Kind.
Sliding panel 19 is affixed in at least part in intermediate 12 and the opposite side of upper surface panel 14 face.Such as figure
Shown in 2, in one embodiment, sliding panel 19 is fixed on the entire surface in intermediate 12 and the opposite side of upper surface panel 14 face
On.In this case, reticular membrane 21 is to carry out lamination in such a way that the face for covering the contact upper surface panel 14 of sliding panel 19 is whole.Net
Shape film 21 can be using adhesive bonding on sliding panel 19.Heat resistance epoxy adhesive can be used in adhesive.
In another embodiment, sliding panel 19 is affixed to intermediate 12 and the opposite one side of upper surface panel 14 one
On part (Fig. 3).There is no particular limitation for the shape of sliding panel 19.In one embodiment, sliding panel 19 is rectangular or circle
Shape.In one embodiment, sliding panel 19 is round or ellipse.In one embodiment, the diameter of round sliding panel 19
It is in another embodiment 50-700mm for 10-1000mm, is in yet another embodiment 100-500mm, is further implementing
It is 200-400mm in mode.
In one embodiment, sliding panel 19 is rectangular.In one embodiment, rectangular sliding panel 19 be rectangle or
Square.In one embodiment, the size of the rectangular sliding panel of monolithic is respectively length 50-500mm and width 20-500mm.
In another embodiment, the size of the rectangular sliding panel of monolithic is respectively length 100-300mm and width 45-200mm.One
In embodiment, sliding panel 19 is 2-20 block, is in another embodiment 3-15 block, is in yet another embodiment 4-10
Block.
The area of sliding panel 19 is for the area in intermediate 12 and the opposite side of upper surface panel 14 face, one
It is at least 20%, in another embodiment at least 35% in embodiment, in yet another embodiment at least 50%.It is sliding
The area of movable plate 19 is for the area in intermediate 12 and the opposite side of upper surface panel 14 face, in one embodiment
For 80% hereinafter, being in another embodiment 70% hereinafter, being in yet another embodiment 65% or less.
When sliding panel 19 be muti-piece when, entire upper surface all laminations of each sliding panel 19 reticular membrane 21 (Fig. 4).
The air spring 100 is by the way that the connection of upper surface panel 14 to be configured on the car body of rail vehicle, by lower surface
Plate 10 is installed on the bogie frame of rail vehicle, to be arranged on rail vehicle.
[embodiment]
Embodiment 1
Prepare round aluminium sheet (diameter 30mm, thickness 2mm) and is used as sliding panel.It is stacked in the entire upper surface of sliding panel netted
Film (CP-0664, E.I.Du Pont Company (E.I.du Pont de Nemours and Company)), and utilize heat resistance
Epoxy adhesive (Duralco, 4525IP, sun Jin Wang Co., Ltd.) is pasted.Reticular membrane is poly- comprising fluororesin and aromatics
The woven fabric of nylon, thickness 0.3mm.With the state rotational slide plate of reticular membrane contact carbon steel steel (S45C).Rotary course
In environment steady temperature be 22 DEG C, load is 25MPa/5min, rotation speed 30rpm.
According to JIS-K-7218, the coefficient of friction (μ) and abrasion loss of reticular membrane are measured.In addition, measuring carbon using thermocouple
The surface temperature of steel steel.Show the result in table 1.
Comparative example 1 and 2
Using the UHMWPE resin making sheet of round fluororesin making sheet (diameter 30mm, thickness 4mm) and same shape, with implementation
Example 1 similarly measures the coefficient of friction of each resin plate and the surface temperature of abrasion loss and steel.Show the result in table 1.
Table 1
The sliding panel of fluororesin system and UHMWPE resin has worn away more than half (comparative example 1 and 2), compared to this, folds
Although the aluminium sheet coefficient of friction and fluororesin of layer reticular membrane are same but there is no abrasion loss (embodiment 1) occur.
Claims (10)
1. a kind of air spring used for rail vehicle, comprising:
(1) upper surface panel；
(2) intermediate；
(3) lower face plate；
(4) diaphragm, the diaphragm are fixed between the upper surface panel and the intermediate；And
(5) laminated rubber, the laminated rubber configure between the intermediate and the lower face plate；And
Wherein, on the face of the intermediate the and described opposite side of upper surface panel, fixed sliding panel, the table of the sliding panel
Face lamination the reticular membrane comprising fluororesin and aramid fibre.
2. air spring according to claim 1, wherein the sliding panel is metal plate, acrylic resin board, polyamides Asia
Polyimide resin plate or their laminated plate.
3. air spring according to claim 1, wherein the sliding panel with a thickness of 0.5-50mm.
4. air spring according to claim 1, wherein the sliding panel is fixed on using bolt or adhesive
On the intermediate.
5. air spring according to claim 1, wherein the area of the sliding panel be the intermediate and the upper surface
The 20-80% of the area in the face of the opposite side of plate.
6. air spring according to claim 1, wherein the sliding panel is rectangular or round.
7. air spring according to claim 6, wherein the sliding panel be it is rectangular, and rectangular sliding panel monolithic having a size of
Length 50-500mm and width 20-500mm.
8. air spring according to claim 1, wherein the reticular membrane is using adhesive bonding on the sliding panel.
9. air spring according to claim 1, wherein the reticular membrane with a thickness of 0.1-5mm.
10. a kind of rail vehicle is configured at wherein the upper surface panel of air spring according to claim 1 is connected
On the car body of the rail vehicle, the lower face plate is installed on the bogie frame of the rail vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536563.6A CN109204362A (en) | 2017-07-04 | 2017-07-04 | Air spring used for rail vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710536563.6A CN109204362A (en) | 2017-07-04 | 2017-07-04 | Air spring used for rail vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109204362A true CN109204362A (en) | 2019-01-15 |
Family
ID=64992789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710536563.6A Pending CN109204362A (en) | 2017-07-04 | 2017-07-04 | Air spring used for rail vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109204362A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111284519A (en) * | 2020-03-13 | 2020-06-16 | 中车株洲电力机车有限公司 | Railway vehicle bogie |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008115959A (en) * | 2006-11-06 | 2008-05-22 | Bridgestone Corp | Air spring structure |
| JP4657903B2 (en) * | 2005-10-03 | 2011-03-23 | 株式会社ブリヂストン | Air spring |
| CN102007318A (en) * | 2008-02-25 | 2011-04-06 | 株式会社普利司通 | Air spring device |
| JP5150541B2 (en) * | 2009-03-24 | 2013-02-20 | 東洋ゴム工業株式会社 | Railway vehicle air spring and method of manufacturing the same |
| CN103133587A (en) * | 2012-04-10 | 2013-06-05 | 住友电气工业株式会社 | Air spring |
| CN103392081A (en) * | 2011-02-25 | 2013-11-13 | 株式会社普利司通 | Air spring apparatus |
| CN204871045U (en) * | 2015-09-06 | 2015-12-16 | 株洲时代新材料科技股份有限公司 | Air spring |
-
2017
- 2017-07-04 CN CN201710536563.6A patent/CN109204362A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4657903B2 (en) * | 2005-10-03 | 2011-03-23 | 株式会社ブリヂストン | Air spring |
| JP2008115959A (en) * | 2006-11-06 | 2008-05-22 | Bridgestone Corp | Air spring structure |
| CN102007318A (en) * | 2008-02-25 | 2011-04-06 | 株式会社普利司通 | Air spring device |
| JP5150541B2 (en) * | 2009-03-24 | 2013-02-20 | 東洋ゴム工業株式会社 | Railway vehicle air spring and method of manufacturing the same |
| CN103392081A (en) * | 2011-02-25 | 2013-11-13 | 株式会社普利司通 | Air spring apparatus |
| CN103392081B (en) * | 2011-02-25 | 2015-08-26 | 株式会社普利司通 | Air spring assembly |
| CN103133587A (en) * | 2012-04-10 | 2013-06-05 | 住友电气工业株式会社 | Air spring |
| CN204871045U (en) * | 2015-09-06 | 2015-12-16 | 株洲时代新材料科技股份有限公司 | Air spring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111284519A (en) * | 2020-03-13 | 2020-06-16 | 中车株洲电力机车有限公司 | Railway vehicle bogie |
| CN111284519B (en) * | 2020-03-13 | 2021-02-05 | 中车株洲电力机车有限公司 | Railway vehicle bogie |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190115 |