CN207364168U - Hourglass air spring assembly - Google Patents
Hourglass air spring assembly Download PDFInfo
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- CN207364168U CN207364168U CN201721403747.7U CN201721403747U CN207364168U CN 207364168 U CN207364168 U CN 207364168U CN 201721403747 U CN201721403747 U CN 201721403747U CN 207364168 U CN207364168 U CN 207364168U
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- elastomer
- hourglass
- plate
- spring assembly
- upper head
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Abstract
The utility model discloses a kind of hourglass air spring assembly, including upper cover plate, air bag, upper head plate and bottom plate, the periphery of upper cover plate is connected by the periphery of air bag and upper head plate, the low level hourglass elastomer being molded as one and high-order elastomer are connected between upper head plate and bottom plate, annular gap is offered between low level hourglass elastomer and high-order elastomer, matched annular rigid wall is equiped with annular gap.The air spring assembly has the advantages that low vertical stiffness simple in structure, easy for installation, heavily loaded, comfort and stability are high.
Description
Technical field
The utility model relates generally to bumper and absorbing shock technology, more particularly to a kind of hourglass 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, hourglass secondary spring has relatively low hang down in low load
To rigidity, therefore its comfort is very good, but at high loads, hourglass secondary spring it is non-linear cause it is vertical under top load
Rigidity is very big, has seriously affected its comfort, and in the project of some heavy haul trains, particularly double-deck motor train unit train will
Ask secondary spring vertical stiffness under top load especially small, therefore existing hourglass secondary spring can not meet such a requirement.
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
Convenient, heavily loaded vertical stiffness bottom, comfort and the high hourglass air spring assembly of stability.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of hourglass air spring assembly, including upper cover plate, air bag, upper head plate and bottom plate, the upper cover plate it is outer
Week is connected by the periphery of the air bag and upper head plate, and the low level being molded as one is connected between the upper head plate and bottom plate
Hourglass elastomer and high-order elastomer, annular gap is offered between the low level hourglass elastomer and high-order elastomer, described
Matched annular rigid wall is equiped with annular gap.
Further as above-mentioned technical proposal is improved：
The bottom surface of the annular rigid wall is arranged to flat face, and the top surface of annular rigid wall is by one section of flat face and one
Section inclined-plane is formed, and the flat face at the top of the annular rigid wall is close to its periphery, the low level of annular rigid wall top bevel
Close to its inner ring.
The periphery of the annular rigid wall offers mistake proofing notch.
The mistake proofing notch is located at outside annular gap.
The center of the low level hourglass elastomer and high-order elastomer is equipped with inner cavity, and the upper head plate bottom centre, which is equipped with, stretches
To the stopper section of inner cavity.
The top surface of the upper head plate is equipped with the counterbore for loss of weight.
Is equipped with spaced apart gusset in the counterbore, is equipped with wearing plate at the top of the upper head plate, the wearing plate and respectively
Gusset is fastenedly connected.
The outer circumferential surface bottom of the upper cover plate is equipped with retaining ring, described air bag one end and retaining ring snapping, the other end and upper head plate
Connection.
Compared with prior art, the utility model has the advantage of：
The hourglass air spring assembly of the utility model, including upper cover plate, air bag, upper head plate and bottom plate, upper cover plate
Periphery by the periphery of air bag and upper head plate connect, the low level hourglass being molded as one is connected between upper head plate and bottom plate
Elastomer and high-order elastomer, offer annular gap, annular gap is built-in between low level hourglass elastomer and high-order elastomer
Equipped with matched annular rigid wall.In the structure, pass through low level hourglass elastomer and a high position elasticity of integral structure
Body forms cascaded structure, adds the elevation of elastomer between upper head plate and bottom plate, that is, greatly reduce secondary spring
Vertical stiffness under heavy duty, improves the comfort under heavy loads of secondary spring；In addition, while elevation increase, also increase
The lateral displacement of elastomer between upper head plate and bottom plate is added, which passes through annular rigid wall and low level hourglass elastomer
The cooperation of annular gap between high-order elastomer, low level hourglass elastomer and high-order elastomer are not exclusively separated, can
The Cross deformation of secondary spring is avoided, improves the stability of secondary spring lateral displacement；In the structure, annular rigid wall with
Annular gap coordinates, its is simple in structure, and annular rigid wall will not destroy low level hourglass elastomer and high-order elastomer when installing,
Improve the convenience of installation and ensure that the integrality of low level hourglass elastomer and high-order elastomer.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the overlooking the structure diagram of upper head plate in the utility model.
Each label represents in figure：
1st, upper cover plate；11st, retaining ring；2nd, air bag；3rd, upper head plate；31st, stopper section；32nd, counterbore；33rd, gusset；4th, bottom plate；
5th, low level hourglass elastomer；6th, high-order elastomer；7th, annular gap；8th, annular rigid wall；81st, mistake proofing notch；9th, inner cavity；
10th, wearing plate.
Embodiment
The utility model is described in further details below with reference to Figure of description and specific embodiment.
As depicted in figs. 1 and 2, a kind of embodiment of the utility model hourglass air spring assembly, including upper cover plate 1,
Air bag 2, upper head plate 3 and bottom plate 4, the periphery of upper cover plate 1 are connected by air bag 2 with the periphery of upper head plate 3, and upper head plate 3 is with
The low level hourglass elastomer 5 being molded as one and high-order elastomer 6, low level hourglass elastomer 5 and a high position are connected between end plate 4
Annular gap 7 is offered between elastomer 6, matched annular rigid wall 8 is equiped with annular gap 7.In the structure,
Cascaded structure is formed by the low level hourglass elastomer 5 and high-order elastomer 6 of integral structure, adds upper head plate 3 and lower end
The elevation of elastomer between plate 4, that is, greatly reduce the vertical stiffness under heavy loads of secondary spring, improve secondary spring
Comfort under heavy loads；In addition, while elevation increase, the horizontal stroke of elastomer between upper head plate 3 and bottom plate 4 is also increased
To displacement, which is matched somebody with somebody by annular gap 7 between annular rigid wall 8 and low level hourglass elastomer 5 and high-order elastomer 6
Close, low level hourglass elastomer 5 and high-order elastomer 6 are not exclusively separated, the Cross deformation of secondary spring can be avoided, is improved
The stability of secondary spring lateral displacement；In the structure, annular rigid wall 8 coordinates with annular gap 7, its is simple in structure,
Annular rigid wall 8 will not destroy low level hourglass elastomer 5 and high-order elastomer 6 when installing, improve installation convenience and
It ensure that the integrality of low level hourglass elastomer 5 and high-order elastomer 6.
In the present embodiment, the bottom surface of annular rigid wall 8 is arranged to flat face, and the top surface of annular rigid wall 8 is by one section
Flat face and one section of inclined-plane are formed, and the flat face at the annular top of rigid wall 8 is close to its periphery, and the annular top of rigid wall 8 is tiltedly
The low level in face is close to its inner ring.In the structure, annular rigid wall 8 is the small wedge-shaped ring structure of outer imperial palace, and the setting on inclined-plane, makes
Secondary spring is obtained in lateral displacement, opposite inclined-plane can constrain it, prevent its Cross deformation；And upper and lower flat face
The uniformity that can guarantee that 6 vertical stress of low level hourglass elastomer 5 and high-order elastomer again is set.
In the present embodiment, the periphery of annular rigid wall 8 offers mistake proofing notch 81.The mistake proofing notch 81 effectively avoids ring
The situation anti-loaded in sulfidation of shape rigid wall 8, after vulcanization, can also detect ring by observing the appearance of secondary spring
Whether shape rigid wall 8 is anti-loaded.
In the present embodiment, mistake proofing notch 81 is located at outside annular gap 7.In this way, so that annular rigid wall 8 is overall
Extend to outside annular gap 7, be easily installed.
In the present embodiment, the center of low level hourglass elastomer 5 and high-order elastomer 6 is equipped with inner cavity 9, in 3 bottom of upper head plate
The heart is equipped with the stopper section 31 for extending inner cavity 9.The stopper section 31 ensure that the overall deflection of vehicle, it is ensured that in top load and dynamic load
When, car body is not interfered with bogie.
In the present embodiment, the top surface of upper head plate 3 is equipped with the counterbore 32 for loss of weight.The setting of the counterbore 32 can reduce this
Spring assembly weight and system overall weight.
In the present embodiment, spaced apart gusset 33 is equipped with counterbore 32, the top of upper head plate 3 is equipped with wearing plate 10, wears away
Plate 10 is fastenedly connected with each gusset 33.The wearing plate 10 mainly avoids upper head plate 3 from being lost, it forms with gusset 33 and fastens, profit
In installation.
In the present embodiment, the outer circumferential surface bottom of upper cover plate 1 is equipped with retaining ring 11,2 one end of air bag and 11 snapping of retaining ring, the other end
It is connected with upper head plate 3.In the structure, upper head plate 3 is protected with the small rim of the mouth connecting portion of air bag 2 using the vulcanization of rubber, mitigates air bag 2
The abrasion condition of small rim of the mouth under heavy loads, can improve the service life of air bag 2 and secondary spring.
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 (9)
1. a kind of hourglass air spring assembly, including upper cover plate（1）, air bag（2）, upper head plate（3）And bottom plate（4）, it is described
Upper cover plate（1）Periphery pass through the air bag（2）With upper head plate（3）Periphery connection, it is characterised in that：The upper head plate（3）
And bottom plate（4）Between be connected with the low level hourglass elastomer being molded as one（5）With high-order elastomer（6）, the low level sand
Leak elastomer（5）With high-order elastomer（6）Between offer annular gap（7）, the annular gap（7）Inside it is equiped with and it
The annular rigid wall matched somebody with somebody（8）.
2. hourglass air spring assembly according to claim 1, it is characterised in that：The annular rigid wall（8）'s
Bottom surface is arranged to flat face, annular rigid wall（8）Top surface be made of one section of flat face and one section of inclined-plane, it is described annular rigidity
Partition plate（8）The flat face at top is close to its periphery, annular rigid wall（8）The low level of top bevel is close to its inner ring.
3. hourglass air spring assembly according to claim 2, it is characterised in that：The annular rigid wall（8）'s
Periphery offers mistake proofing notch（81）.
4. hourglass air spring assembly according to claim 3, it is characterised in that：The mistake proofing notch（81）Positioned at ring
Shape gap（7）It is exterior.
5. hourglass air spring assembly according to any one of claim 1 to 4, it is characterised in that：The low level is husky
Leak elastomer（5）With high-order elastomer（6）Center be equipped with inner cavity（9）, the upper head plate（3）Bottom centre is equipped with and extends inner cavity
（9）Stopper section（31）.
6. hourglass air spring assembly according to claim 5, it is characterised in that：The upper head plate（3）Top surface set
It is useful for the counterbore of loss of weight（32）.
7. hourglass air spring assembly according to claim 6, it is characterised in that：The counterbore（32）It is interior to be equipped with interval
The gusset of arrangement（33）, the upper head plate（3）Top is equipped with wearing plate（10）, the wearing plate（10）With each gusset（33）Fastening
Connection.
8. hourglass air spring assembly according to any one of claim 1 to 4, it is characterised in that：The upper cover plate
（1）Outer circumferential surface bottom be equipped with retaining ring（11）, the air bag（2）One end and retaining ring（11）Snapping, the other end and upper head plate（3）Even
Connect.
9. hourglass air spring assembly according to claim 7, it is characterised in that：The upper cover plate（1）Outer circumferential surface
Bottom is equipped with retaining ring（11）, the air bag（2）One end and retaining ring（11）Snapping, the other end and upper head plate（3）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403747.7U CN207364168U (en) | 2017-10-27 | 2017-10-27 | Hourglass air spring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403747.7U CN207364168U (en) | 2017-10-27 | 2017-10-27 | Hourglass air spring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207364168U true CN207364168U (en) | 2018-05-15 |
Family
ID=62344360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721403747.7U Active CN207364168U (en) | 2017-10-27 | 2017-10-27 | Hourglass air spring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207364168U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740833A (en) * | 2017-10-27 | 2018-02-27 | 株洲时代新材料科技股份有限公司 | Hourglass air spring assembly |
| CN109436000A (en) * | 2018-11-28 | 2019-03-08 | 特瑞堡模塑件（无锡）有限公司 | A kind of compound hourglass spring structure |
-
2017
- 2017-10-27 CN CN201721403747.7U patent/CN207364168U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740833A (en) * | 2017-10-27 | 2018-02-27 | 株洲时代新材料科技股份有限公司 | Hourglass air spring assembly |
| CN109436000A (en) * | 2018-11-28 | 2019-03-08 | 特瑞堡模塑件（无锡）有限公司 | A kind of compound hourglass spring structure |
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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: 20200609 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. |