CN106931064A - A kind of Air spring for rail traffic - Google Patents
A kind of Air spring for rail traffic Download PDFInfo
- Publication number
- CN106931064A CN106931064A CN201511027065.6A CN201511027065A CN106931064A CN 106931064 A CN106931064 A CN 106931064A CN 201511027065 A CN201511027065 A CN 201511027065A CN 106931064 A CN106931064 A CN 106931064A
- Authority
- CN
- China
- Prior art keywords
- air bag
- rim
- mouth
- air
- rail traffic
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
- F16F9/05—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type
- F16F9/057—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type characterised by the piston
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/06—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper the damper being a fluid damper, e.g. the plastics spring not forming a part of the wall of the fluid chamber of the damper
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- 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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention provides a kind of Air spring for rail traffic, including the upper cover plate, air bag and the secondary spring that are sequentially connected, the air bag includes the rim of the mouth under rim of the mouth on the air bag of balloon ends and air bag, the secondary spring includes upper head plate, the upper head plate is connected with rim of the mouth under the air bag, and the upper head plate is provided with the antifriction part for reducing the upper head plate and rim of the mouth junction friction under air bag.The present invention has reduction upper head plate and rim of the mouth junction friction under air bag, improves air spring service life, and safe advantage.
Description
Technical field
The present invention relates to be related to Vehicle damper original paper, more particularly to Air spring for rail traffic.
Background technology
Air spring for rail traffic system is the important component of train composition, its be arranged on car body and bogie it
Between, play a part of support car body, reduce vibration, transverse direction and torsional deflection are provided.
Existing Air spring for rail traffic mainly includes the upper head plate of connect setting, air bag from top to bottom
And secondary spring, the upper head plate of secondary spring is connected with the lower rim of the mouth of air bag, because the upper head plate of secondary spring is more
It is metalwork, when air spring does vertical or transverse movement, rim of the mouth rubs repeatedly with upper head plate under air bag,
Rim of the mouth abrasion under air bag is easily caused, the service life of air spring is influenceed, simultaneously as the mill in air bag rim of the mouth
Damage is also easily caused air spring explosion, and security is poor.
The content of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, there is provided reduced under upper head plate and air bag
Rim of the mouth junction rubs, and improves air spring service life, and safe Air spring for rail traffic.
In order to solve the above technical problems, technical scheme proposed by the present invention is：
A kind of Air spring for rail traffic, including upper cover plate, air bag and the secondary spring being sequentially connected, it is described
Air bag includes the rim of the mouth under rim of the mouth on the air bag of balloon ends and air bag, and the secondary spring includes upper head plate,
The upper head plate is connected with rim of the mouth under the air bag, and the upper head plate is provided with for reducing the upper head plate and gas
The antifriction part of rim of the mouth junction friction under capsule.
As the further improvement of above-mentioned technical proposal：
The antifriction part is rubber antifriction part or resin antifriction part.
The periphery of the upper head plate offers the holding tank for accommodating rim of the mouth under the air bag, son under the air bag
Mouth is seal-installed in the holding tank.
Pressing plate is provided with above the lower rim of the mouth, rim of the mouth sealing is pressed in the pressing plate and holding tank under the air bag
Between.
The inside in rim of the mouth is provided with for improving the upper and lower rim of the mouth intensity of air bag under rim of the mouth and/or air bag on the air bag
Support member.
The support member is steel ring.
The upper head plate is provided with the groove for placing the antifriction part with the junction in rim of the mouth under air bag, described to subtract
Mill part vulcanization is bonded in the groove.
Rim of the mouth is compressed by clasp and is sealed on the upper cover plate on the air bag.
The upper cover plate is provided with for toward the air-filled pore that compressed air is poured in air bag.
The secondary spring also includes bottom plate and elastic portion, and the elastic portion is located at the upper head plate and bottom plate
Between.
Compared with prior art, the advantage of the invention is that：
Antifriction part is set on the upper head plate, antifriction part reduces the friction of upper head plate and rim of the mouth junction under air bag,
Rim of the mouth abrasion is small under making air bag, so as to effectively extend the service life of air spring, and effectively prevent air bag
The phenomenon of air spring explosion, improves the security of air spring caused by abrasion.
Brief description of the drawings
The invention will be described in more detail below based on embodiments and refering to the accompanying drawings.Wherein：
Fig. 1 is structural representation of the invention.
Fig. 2 is the matching relationship schematic diagram of elastic component of the invention and upper and lower end plate.
In the accompanying drawings, identical part uses identical reference.Accompanying drawing is not drawn according to actual ratio.
Each label is represented in figure：
1st, upper cover plate；11st, air-filled pore；2nd, air bag；21st, rim of the mouth on air bag；22nd, rim of the mouth under air bag；3、
Secondary spring；31st, upper head plate；311st, holding tank；312nd, groove；32nd, elastic portion；33rd, bottom plate；
4th, antifriction part；5th, support member；6th, pressing plate；7th, clasp.
Specific embodiment
Under the present invention will be described in further details with reference to Figure of description and specific embodiment.
As depicted in figs. 1 and 2, the Air spring for rail traffic of the present embodiment, air spring is installed on car body
Between bogie, for vehicle operation provides dynamic performance.In the present embodiment, Air spring for rail traffic
Including upper cover plate 1, air bag 2 and secondary spring 3, the component of upper head plate 31 is fixedly connected with the vehicle body, so as to by car
The weight transmitting of body to air spring, secondary spring 3 is combined as vehicle and provides lateral deflection ability of hanging down with air bag 2
With the dynamic performance needed for vehicle, upper cover plate 1, air bag 2 and secondary spring 3 be sequentially connected from top to bottom,
Air bag 2 includes the rim of the mouth 22 under rim of the mouth 21 on the air bag at the two ends of air bag 2 and air bag, and secondary spring 3 includes
Upper head plate 31, upper head plate 31 is connected with rim of the mouth under air bag 22.In the present embodiment, upper head plate 31 is provided with and subtracts
Rub part 4, and antifriction part 4 effectively reduces the friction of upper head plate 31 and the junction of rim of the mouth 22 under air bag, makes air bag
Lower rim of the mouth 22 weares and teares small, so as to effectively extend the service life of air spring, and effectively prevent air bag 2
The phenomenon of air spring explosion, improves the security of air spring caused by abrasion.
In the present embodiment, antifriction part 4 is rubber antifriction part 4, the shape of rubber antifriction part 4, thickness and size
Can accordingly be adjusted according to the size and shape in rim of the mouth 22 under rim of the mouth on air bag 21 and air bag；In other embodiments,
As long as mechanical movement kinetic equation loss can be reduced, the antifriction material of reduction mechanical part abrasion all should be of the invention
In protection domain, such as using resin antifriction part 4.
In the present embodiment, the periphery of upper head plate 31 offers holding tank 311, and holding tank 311 is opened in upper head plate
31 upper surface, holding tank 311 is used to accommodate rim of the mouth 22 under air bag, and rim of the mouth 22 is seal-installed on appearance under air bag
Receive in groove 311, rim of the mouth 21 is compressed by clasp 7 and is sealed on upper cover plate 1 on air bag, is formed for inflating
Closed cavity, thus when air bag 2 is inflated, car body is mainly by the supporting role of air bag 2.
Such as Fig. 1, in the present embodiment, pressing plate 6 is provided with above lower rim of the mouth, the sealing of rim of the mouth 22 is pressed under air bag
Between pressing plate 6 and holding tank 311, rim of the mouth under air bag is efficiently solved when air spring does vertical or transverse movement
22 rubs caused sealing problem repeatedly with upper head plate 31.
In the present embodiment, the inside in rim of the mouth 22 is equipped with support member 5 under rim of the mouth 21 and air bag on air bag, supports
Part 5 is used to improve the intensity in the upper and lower rim of the mouth of air bag, effectively enhances stationarity of the rim of the mouth in holding tank 311,
In other embodiments, also dependent on need on the air bag rim of the mouth 22 under rim of the mouth 21 and air bag one of them on
Support member 5 is set.In the present embodiment, support member 5 is steel ring, in other embodiments, as long as can realize
The supporting construction and material of support fixing function all should be within the scope of the present invention.
In the present embodiment, secondary spring 3 also includes bottom plate 33 and elastic portion 32.Bottom plate 33 and vehicle
Bogie is connected, so that the weight of car body is through the component passes of bottom plate 33 to bogie；Elastic portion 32 is located at upper
Between end plate 31 and bottom plate 33, and elastic component is formed by connecting with upper head plate 31, the sulfurization of bottom plate 33,
Enabling that the overall structure of secondary spring 3 is more consolidated when there is compression by vehicle body pressure effect, reaching
To support effect.In the present embodiment, elastic portion 32 is caoutchouc elasticity portion 32.
In the present embodiment, upper head plate 31 is provided with groove 312, groove 312 with the junction in rim of the mouth 22 under air bag
For placing rubber antifriction part 4, the vulcanization of rubber anti-attrition part is bonded in groove 312.In the present embodiment, upper lid
Plate 1 is provided with air-filled pore 11, and air-filled pore 11 is used to pour compressed air toward in air bag 2.
In the present embodiment, the profile of elastic portion 32 is smooth curved surface, and curved surface upper end is smaller, gradually transition downwards
To maximum position, and further it is gradually reduced to bottom, the secondary spring 3 of said structure has preferably horizontal hanging down
To rigidity, horizontal vertical stiffness demand of the vehicle when air spring is without gaseity is disclosure satisfy that, reduce vehicle excessively bent
The danger caused because rigidity is excessive during line.
Although by reference to preferred embodiment, invention has been described, is not departing from the scope of the present invention
In the case of, various improvement can be carried out to it and part therein can be replaced with equivalent.As long as especially
In the absence of structural hazard, the every technical characteristic being previously mentioned in each embodiment can have been combined in any way
Come.The invention is not limited in specific embodiment disclosed herein, but including falling within the scope of the appended claims
All technical schemes.
Claims (10)
1. a kind of Air spring for rail traffic, including upper cover plate, air bag and the secondary spring being sequentially connected,
The air bag includes the rim of the mouth under rim of the mouth on the air bag of balloon ends and air bag, and the secondary spring includes upper end
Plate, the upper head plate is connected with rim of the mouth under the air bag, it is characterised in that the upper head plate is provided with for subtracting
The antifriction part that few upper head plate rubs with rim of the mouth junction under air bag.
2. Air spring for rail traffic according to claim 1, it is characterised in that the antifriction part
It is rubber antifriction part or resin antifriction part.
3. Air spring for rail traffic according to claim 1, it is characterised in that the upper head plate
Periphery offer holding tank for accommodating rim of the mouth under the air bag, rim of the mouth is seal-installed on institute under the air bag
State in holding tank.
4. Air spring for rail traffic according to claim 3, it is characterised in that the lower rim of the mouth
Top be provided with pressing plate, under the air bag rim of the mouth sealing be pressed between the pressing plate and holding tank.
5. the Air spring for rail traffic according to Claims 1-4 any one, it is characterised in that
The inside in rim of the mouth is provided with the support for improving the upper and lower rim of the mouth intensity of air bag under rim of the mouth and/or air bag on the air bag
Part.
6. Air spring for rail traffic according to claim 5, it is characterised in that the support member is
Steel ring.
7. the Air spring for rail traffic according to Claims 1-4 any one, it is characterised in that
The upper head plate is provided with the groove for placing the antifriction part, the anti-attrition part with the junction in rim of the mouth under air bag
Vulcanization is bonded in the groove.
8. the Air spring for rail traffic according to Claims 1-4 any one, it is characterised in that
Rim of the mouth is compressed by clasp and is sealed on the upper cover plate on the air bag.
9. Air spring for rail traffic according to claim 8, it is characterised in that on the upper cover plate
It is provided with for toward the air-filled pore that compressed air is poured in air bag.
10. the Air spring for rail traffic according to Claims 1-4 any one, it is characterised in that
The secondary spring also includes bottom plate and elastic portion, the elastic portion located at the upper head plate and bottom plate it
Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027065.6A CN106931064A (en) | 2015-12-31 | 2015-12-31 | A kind of Air spring for rail traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511027065.6A CN106931064A (en) | 2015-12-31 | 2015-12-31 | A kind of Air spring for rail traffic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106931064A true CN106931064A (en) | 2017-07-07 |
Family
ID=59441881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511027065.6A Pending CN106931064A (en) | 2015-12-31 | 2015-12-31 | A kind of Air spring for rail traffic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106931064A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460187A (en) * | 2020-11-13 | 2021-03-09 | 株洲时代新材料科技股份有限公司 | Method for improving wear resistance of lower seam allowance of large-curved-bag air bag |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB854823A (en) * | 1957-04-24 | 1960-11-23 | Dunlop Rubber Co | Flexible diaphragm assembly |
| DE4035784A1 (en) * | 1989-12-01 | 1991-06-06 | Continental Ag | Air suspension with weight sensor - has sensing coil integral to gas spring walls |
| EP0451749A2 (en) * | 1990-04-10 | 1991-10-16 | Continental Aktiengesellschaft | Air-bag spring for railway vehicles |
| CN101021240A (en) * | 2007-03-08 | 2007-08-22 | 中国人民解放军海军工程大学 | High-pressure large load air spring |
| JP2010127350A (en) * | 2008-11-26 | 2010-06-10 | Toyo Tire & Rubber Co Ltd | Suspension device for vehicle |
| CN101733629A (en) * | 2009-12-07 | 2010-06-16 | 株洲时代新材料科技股份有限公司 | Installing mode and separating mode and device of air spring system |
| CN104527694A (en) * | 2014-12-31 | 2015-04-22 | 株洲时代新材料科技股份有限公司 | Air spring for rail transit |
| 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 |
-
2015
- 2015-12-31 CN CN201511027065.6A patent/CN106931064A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB854823A (en) * | 1957-04-24 | 1960-11-23 | Dunlop Rubber Co | Flexible diaphragm assembly |
| DE4035784A1 (en) * | 1989-12-01 | 1991-06-06 | Continental Ag | Air suspension with weight sensor - has sensing coil integral to gas spring walls |
| EP0451749A2 (en) * | 1990-04-10 | 1991-10-16 | Continental Aktiengesellschaft | Air-bag spring for railway vehicles |
| CN101021240A (en) * | 2007-03-08 | 2007-08-22 | 中国人民解放军海军工程大学 | High-pressure large load air spring |
| JP2010127350A (en) * | 2008-11-26 | 2010-06-10 | Toyo Tire & Rubber Co Ltd | Suspension device for vehicle |
| CN101733629A (en) * | 2009-12-07 | 2010-06-16 | 株洲时代新材料科技股份有限公司 | Installing mode and separating mode and device of air spring system |
| CN104527694A (en) * | 2014-12-31 | 2015-04-22 | 株洲时代新材料科技股份有限公司 | Air spring for rail transit |
| 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 |
|---|---|---|---|---|
| CN112460187A (en) * | 2020-11-13 | 2021-03-09 | 株洲时代新材料科技股份有限公司 | Method for improving wear resistance of lower seam allowance of large-curved-bag air bag |
| CN112460187B (en) * | 2020-11-13 | 2022-07-29 | 株洲时代新材料科技股份有限公司 | Method for improving wear resistance of lower seam allowance of large-curved-bag air bag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Application publication date: 20170707 |
|
| RJ01 | Rejection of invention patent application after publication |