CN207364170U - A kind of prepressing type is met an urgent need air spring assembly - Google Patents
A kind of prepressing type is met an urgent need air spring assembly Download PDFInfo
- Publication number
- CN207364170U CN207364170U CN201721404622.6U CN201721404622U CN207364170U CN 207364170 U CN207364170 U CN 207364170U CN 201721404622 U CN201721404622 U CN 201721404622U CN 207364170 U CN207364170 U CN 207364170U
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- plate
- met
- urgent need
- spring assembly
- upper head
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Abstract
Meet an urgent need air spring assembly the utility model discloses a kind of prepressing type, including upper cover plate, air bag, upper head plate and bottom plate, the periphery of upper head plate is connected by the periphery of air bag and bottom plate, pressure is equipped with steel spring between upper cover plate and upper head plate, and multiple hourglass elastomers are equipped with along steel spring circumferential direction between upper cover plate and upper head plate.The air spring assembly has the advantages that vertical stiffness simple in structure, easy for installation, heavily loaded is low, vertical deformation is big, comfort and stability are high, can reduce creep, soft stop can be achieved.
Description
Technical field
The utility model relates generally to bumper and absorbing shock technology, more particularly to a kind of prepressing type is met an urgent need air spring assembly.
Background technology
Air spring assembly is widely used, as railcar, heavy-duty vehicle and other bufferings or damping are more important
Application scenario.In general, this spring assembly includes the elastomer between a pair of of rigid end sheet.Elastomer is made of rubber,
And it is applied to the load compression of spring assembly.In the prior art, rubber meets an urgent need characteristic of the spring because of rubber in the service life phase
Between creep can occur, simultaneously because the non-linear vertical stiffness when load increases of rubber can increase.In some bullet trains
In project, it is desirable to which it is small that there is emergent spring vertical stiffness to change, and dynamic displacement is big, does not allow the requirement of cushioning during the service life.Therefore
Existing rubber spring of meeting an urgent need can not meet such a requirement.
Generally vertical hard stop can occur for air spring when discouraged, while occur between cover board and wearing plate horizontal
To sliding friction, it can not meet some speed car projects rigidity requirement of horizontal direction and soft stop requirement under air deflating state.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide a kind of simple in structure, installation
The precompressed that convenient, heavily loaded vertical stiffness is low, vertical deformation is big, comfort and stability are high, can reduce creep, soft stop can be achieved
Formula is met an urgent need air spring assembly.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of prepressing type is met an urgent need air spring assembly, including upper cover plate, air bag, upper head plate and bottom plate, the upper head plate
Periphery by the periphery of the air bag and bottom plate connect, between the upper cover plate and upper head plate pressure be equipped with steel spring, upper cover plate
Between upper head plate multiple hourglass elastomers are equipped with along steel spring circumferential direction.
Further as above-mentioned technical proposal is improved：
The hourglass elastomer includes low level portion, high position portion and partition plate, the partition plate be packed in low level portion and high position portion it
Between, top and the upper cover plate in the high position portion are tightly connected, and bottom and the upper head plate in the low level portion are tightly connected.
The upper cover plate bottom is equipped with stop collar, and limited post, the limited post and stop collar are equipped with the top of the upper head plate
Mutually socket, the steel spring are placed on stop collar and limited post periphery.
Be equipped with the anticreep platform for being used for preventing that stop collar from deviating from the top of the limited post, the anticreep platform by bolt with it is spacing
Column is fastenedly connected.
At the top of the upper head plate limiting stand is equipped with steel spring periphery.
The upper head plate bottom is equipped with rubber elastomer, and the bottom plate top is equipped with air deflating state and upper head plate bottom
The wearing plate of portion's rubber elastomer contact.
The horizontal backstop elastomer of horizontal soft backstop action from there is in air deflating state vulcanization on rubber elastomer.
Horizontal backstop platform is equipped with wearing plate both sides at the top of the bottom plate, the rubber elastomer both sides are equipped with and transverse direction
The horizontal backstop groove that backstop platform coordinates.
The outer circumferential surface bottom of the upper head plate is equipped with retaining ring, described air bag one end and retaining ring snapping, the other end and bottom plate
Self sealss connect.
Compared with prior art, the utility model has the advantage of：
The prepressing type of the utility model is met an urgent need air spring assembly, including upper cover plate, air bag, upper head plate and bottom plate, on
The periphery of end plate is connected by the periphery of air bag and bottom plate, and pressure is equipped with steel spring between upper cover plate and upper head plate, upper cover plate and upper
Between end plate multiple hourglass elastomers are equipped with along steel spring.In the structure, by setting multiple hourglasses in steel spring external circumferential direction
Elastomer forms parallel-connection structure, its is simple in structure, easy for installation, moreover, steel spring and hourglass elastomer initially form precompression,
The creep of hourglass elastomer can be reduced by this parallel-connection structure with precompression, reduction is non-linear, improves dynamic displacement energy
Power；And the vertical stiffness under heavy loads of secondary spring is greatly reduced, improves the comfort under heavy loads of vehicle；Can
Lateral stiffness requirement under air deflating state is provided for system, plays the role of laterally soft stop, while realize vertical rigid contact,
Play the role of vertical hard stop.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Each label represents in figure：
1st, upper cover plate；11st, stop collar；2nd, air bag；3rd, upper head plate；31st, limited post；311st, anticreep platform；32nd, limiting stand；33、
Rubber elastomer；331st, horizontal backstop elastomer；332nd, horizontal backstop groove；34th, retaining ring；4th, bottom plate；41st, wearing plate；42nd, it is horizontal
To backstop platform；5th, hourglass elastomer；51st, low level portion；52nd, high position portion；53rd, partition plate；6th, steel spring.
Embodiment
The utility model is described in further details below with reference to Figure of description and specific embodiment.
A kind of embodiment of air spring assembly as shown in Figure 1, the utility model prepressing type is met an urgent need, including upper cover plate 1, gas
Capsule 2, upper head plate 3 and bottom plate 4, the periphery of upper head plate 3 are connected by air bag 2 with the periphery of bottom plate 4, upper cover plate 1 and upper end
Pressure is equipped with steel spring 6 between plate 3, and multiple hourglass elastomers 5 are equipped with along 6 circumferential direction of steel spring between upper cover plate 1 and upper head plate 3.Should
In structure, by setting multiple hourglass elastomers 5 to form parallel-connection structure in 6 external circumferential direction of steel spring, its is simple in structure, installation
It is convenient, moreover, steel spring 6 initially forms precompression, hourglass elastomer 5 can be reduced by this parallel-connection structure with precompression
Creep, reduction is non-linear, improves dynamic displacement ability；And greatly reduce secondary spring under heavy loads it is vertical just
Degree, improves the comfort under heavy loads of vehicle；Lateral stiffness requirement under air deflating state can be provided for system, play transverse direction
The effect of soft stop.
In the present embodiment, hourglass elastomer 5 includes low level portion 51, high position portion 52 and partition plate 53, and partition plate 53 is packed in low level
Between portion 51 and high position portion 52, top and the upper cover plate 1 in high-order portion 52 are tightly connected, and the bottom in low level portion 51 and upper head plate 3 are close
Envelope connection.In the structure, the setting in low level portion 51 and high position portion 52 enables the overall elevation of hourglass elastomer 5 to increase, i.e.,
The vertical stiffness under heavy loads of secondary spring is greatly reduced, improves the comfort under heavy loads of secondary spring；In addition,
And low level portion 51 and high position portion 52 are separated by partition plate 53, while elevation increase, lateral stability is also increased；Also,
The top in high-order portion 52 is tightly connected with upper cover plate 1, and the bottom in low level portion 51 is tightly connected with upper head plate 3 can prevent gas leakage, make
Damping can be provided for system by obtaining hourglass elastomer 5, with the vibration of effective attenuation system.
In the present embodiment, 1 bottom of upper cover plate is equipped with stop collar 11, and the top of upper head plate 3 is equipped with limited post 31, limited post 31 and
Stop collar 11 is mutually socketed, and steel spring 6 is placed on stop collar 11 and the periphery of limited post 31.The cooperation of the stop collar 11 and limited post 31 makes
With on the one hand can guarantee that the upper and lower displacement of upper cover plate 1, on the other hand lateral displacement can constrain spacing, prevent horizontal mistake
Surely.
In the present embodiment, the top of limited post 31 is equipped with the anticreep platform 311 for being used for preventing that stop collar 11 from deviating from, anticreep platform 311
It is fastenedly connected by bolt and limited post 31.The anticreep platform 311 is used to prevent de- from the top of limited post 31 when stop collar 11 from rising
Go out, improve integrally-built reliability.
In the present embodiment, the top of upper head plate 3 is equipped with limiting stand 32 in 6 periphery of steel spring.The limiting stand 32 is in 6 periphery pair of steel spring
Its progress lateral confinement is spacing, prevents Cross deformation.
In the present embodiment, 3 bottom of upper head plate is equipped with rubber elastomer 33, the top of bottom plate 4 be equipped with air deflating state and
The wearing plate 41 that rubber elastomer 33 contacts.During air deflating state, rubber elastomer 33 and wearing plate 41 contact firmly, limit upper head plate
3 and the vertical deviation of bottom plate 4.Horizontal backstop elastomer 331 in air deflating state from horizontal soft backstop action.
In the present embodiment, the top of bottom plate 4 is equipped with horizontal backstop platform 42,33 both sides of rubber elastomer in 41 both sides of wearing plate
Equipped with the horizontal backstop groove 332 coordinated with horizontal backstop platform 42.Under air deflating state, after train slide displacement a distance, lower end
The horizontal backstop platform 42 of plate 4 is contacted with the horizontal backstop groove 332 of rubber elastomer 33, and rubber elastomer 33 provides for system at this time
Lateral stiffness and soft stop, train can be retracted, ensure that the security under train air deflating state in too small curve.
In the present embodiment, the outer circumferential surface bottom of upper head plate 3 is equipped with retaining ring 34,2 one end of air bag and 34 snapping of retaining ring, the other end
It is connected with 4 self sealss of bottom plate.In the structure, 2 small rim of the mouth of air bag is connected with bottom plate 4 using self sealss, prevents gas leakage.
Although the utility model is disclosed as above with preferred embodiment, but is not limited to the utility model.It is any
Those skilled in the art, in the case where not departing from technical solutions of the utility model scope, all using the disclosure above
Technology contents technical solutions of the utility model are made with many possible changes and modifications, or be revised as the equivalent of equivalent variations
Embodiment.Therefore, every content without departing from technical solutions of the utility model, according to the utility model technical spirit to real above
Any simple modifications, equivalents, and modifications that example is done are applied, should all be fallen in the range of technical solutions of the utility model protection.
Claims (10)
- Air spring assembly, including upper cover plate 1. a kind of prepressing type is met an urgent need（1）, air bag（2）, upper head plate（3）And bottom plate（4）, It is characterized in that：The upper head plate（3）Periphery pass through the air bag（2）With bottom plate（4）Periphery connection, the upper cover plate （1）And upper head plate（3）Between pressure be equipped with steel spring（6）, upper cover plate（1）And upper head plate（3）Between along steel spring（6）Circumferential direction is equipped with Multiple hourglass elastomers（5）.
- The air spring assembly 2. prepressing type according to claim 1 is met an urgent need, it is characterised in that：The hourglass elastomer（5） Including low level portion（51）, high position portion（52）And partition plate（53）, the partition plate（53）It is packed in low level portion（51）With high-order portion（52） Between, the high position portion（52）Top and upper cover plate（1）It is tightly connected, the low level portion（51）Bottom and upper head plate（3） It is tightly connected.
- The air spring assembly 3. prepressing type according to claim 2 is met an urgent need, it is characterised in that：The upper cover plate（1）Bottom Equipped with stop collar（11）, the upper head plate（3）Top is equipped with limited post（31）, the limited post（31）With stop collar（11）Mutually Socket, socket mode can be gap-matched, and can also use friction sleeve connecting mode to reduce force of sliding friction, the steel spring （6）It is placed on stop collar（11）And limited post（31）Periphery.
- The air spring assembly 4. prepressing type according to claim 3 is met an urgent need, it is characterised in that：The limited post（31）Top Equipped with for preventing stop collar（11）The anticreep platform of abjection（311）, the anticreep platform（311）Pass through bolt and limited post（31）Tightly It is solidly connected.
- The air spring assembly 5. prepressing type according to claim 4 is met an urgent need, it is characterised in that：The upper head plate（3）Top In steel spring（6）Periphery is equipped with limiting stand（32）.
- The air spring assembly 6. prepressing type according to any one of claim 1 to 5 is met an urgent need, it is characterised in that：On described End plate（3）Bottom is equipped with rubber elastomer（33）, the bottom plate（4）Top is equipped with air deflating state and rubber elastomer （33）The wearing plate of contact（41）.
- The air spring assembly 7. prepressing type according to claim 6 is met an urgent need, it is characterised in that：Rubber elastomer（33）Vulcanization The horizontal backstop elastomer of horizontal soft backstop action from having in air deflating state（331）.
- The air spring assembly 8. prepressing type according to claim 7 is met an urgent need, it is characterised in that：The bottom plate（4）Top In wearing plate（41）Both sides are equipped with horizontal backstop platform（42）, the rubber elastomer（33）Both sides are equipped with and horizontal backstop platform（42） The horizontal backstop groove of cooperation（332）.
- The air spring assembly 9. prepressing type according to any one of claim 1 to 5 is met an urgent need, it is characterised in that：On described End plate（3）Outer circumferential surface bottom be equipped with retaining ring（34）, the air bag（2）One end and retaining ring（34）Snapping, the other end and bottom plate （4）Self sealss connect.
- The air spring assembly 10. prepressing type according to claim 8 is met an urgent need, it is characterised in that：The upper head plate（3）It is outer Side face bottom is equipped with retaining ring（34）, the air bag（2）One end and retaining ring（34）Snapping, the other end and bottom plate（4）Self sealss connect Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721404622.6U CN207364170U (en) | 2017-10-27 | 2017-10-27 | A kind of prepressing type is met an urgent need air spring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721404622.6U CN207364170U (en) | 2017-10-27 | 2017-10-27 | A kind of prepressing type is met an urgent need air spring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207364170U true CN207364170U (en) | 2018-05-15 |
Family
ID=62344318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721404622.6U Withdrawn - After Issue CN207364170U (en) | 2017-10-27 | 2017-10-27 | A kind of prepressing type is met an urgent need air spring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207364170U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701642A (en) * | 2017-10-27 | 2018-02-16 | 株洲时代新材料科技股份有限公司 | A kind of prepressing type is met an urgent need air spring assembly |
| CN109578500A (en) * | 2018-12-04 | 2019-04-05 | 株洲时代新材料科技股份有限公司 | A kind of high-speed EMUs air spring of the lateral soft stop of band |
-
2017
- 2017-10-27 CN CN201721404622.6U patent/CN207364170U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701642A (en) * | 2017-10-27 | 2018-02-16 | 株洲时代新材料科技股份有限公司 | A kind of prepressing type is met an urgent need air spring assembly |
| WO2019080576A1 (en) * | 2017-10-27 | 2019-05-02 | 株洲时代新材料科技股份有限公司 | Preloaded emergency air spring assembly |
| CN107701642B (en) * | 2017-10-27 | 2021-03-23 | 株洲时代新材料科技股份有限公司 | Pre-pressing type emergency air spring assembly |
| US11287007B2 (en) | 2017-10-27 | 2022-03-29 | Zhuzhou Times New Material Technology Co., Ltd. | Prepressed emergency air spring assembly |
| CN109578500A (en) * | 2018-12-04 | 2019-04-05 | 株洲时代新材料科技股份有限公司 | A kind of high-speed EMUs air spring of the lateral soft stop of band |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200608 Address after: 412007 No.301, physical and chemical building, Liyu Industrial Park, no.639, Heilongjiang Road, Tianyuan District, Zhuzhou City, Hunan Province Patentee after: Zhuzhou Times Ruiwei damping equipment Co., Ltd Address before: 412007 No. 18 Haitian Road, Tianyuan District, Hunan, Zhuzhou Patentee before: Zhuzhou Times New Material Technology Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20210323 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180515 Effective date of abandoning: 20210323 |