CN207421208U - Prepressing type air spring assembly - Google Patents
Prepressing type air spring assembly Download PDFInfo
- Publication number
- CN207421208U CN207421208U CN201721400181.2U CN201721400181U CN207421208U CN 207421208 U CN207421208 U CN 207421208U CN 201721400181 U CN201721400181 U CN 201721400181U CN 207421208 U CN207421208 U CN 207421208U
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- plate
- upper head
- head plate
- elastomer
- spring assembly
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Abstract
The utility model discloses a kind of prepressing type air spring assemblies, 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, low level hourglass elastomer is connected between upper head plate and bottom plate, prefabricating plate is equiped at the top of upper head plate, pressure is equipped with the folded spring elastomer of high-order annular between prefabricating plate and upper head plate, and the centre position of prefabricating plate is equipped with the first stop portion being located in the folded spring elastomeric ring of high-order annular.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 prepressing type 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 being located 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 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 prepressing type air spring assembly of stability.
In order to solve the above technical problems, the utility model uses following technical scheme：
A kind of prepressing type air spring assembly, including upper cover plate, air bag, upper head plate and bottom plate, outside the upper cover plate
Week is connected by the periphery of the air bag and upper head plate, and low level hourglass elastomer is connected between the upper head plate and bottom plate,
Prefabricating plate is equiped at the top of the upper head plate, pressure is equipped with the folded spring elastomer of high-order annular, institute between the prefabricating plate and upper head plate
The centre position for stating prefabricating plate is equipped with the first stop portion being located in the folded spring elastomeric ring of high-order annular.
As being further improved for above-mentioned technical proposal：
Buckle is equiped with by fastener at the top of the upper head plate, the first stop portion be placed on buckle and upper head plate it
Between.
The center of the low level hourglass elastomer is equipped with inner cavity, and the upper head plate bottom centre is equipped with and extends the second of inner cavity
Stop portion.
The bottom surface that the upper head plate is located at the second stop portion side is arranged to flat face, and the top surface of upper head plate is recessed equipped with annular
Face, the high-order folded spring elastomer of annular are arranged in loop concave.
The upper head plate outer circumferential surface is located at low level hourglass elastomer and the folded spring elastomeric outer of high-order annular.
Wearing plate is equipped at the top of the prefabricating plate.
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 prepressing type 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, low level hourglass elastomer, upper end are connected between upper head plate and bottom plate
Prefabricating plate is equiped at the top of plate, pressure is equipped with the folded spring elastomer of high-order annular, the interposition of prefabricating plate between prefabricating plate and upper head plate
Install the first stop portion in the folded spring elastomeric ring of high-order annular.It is husky by the low level of split structure in the structure
It leaks elastomer and the folded spring elastomer of high-order annular forms cascaded structure, add the height of elastomer between upper head plate and bottom plate
Journey greatly reduces the vertical stiffness under heavy loads of secondary spring, improve the comfort under heavy loads of secondary spring；
In addition, while elevation increase, the lateral displacement of upper head plate top and the bottom elastomer is also increased, which will by upper head plate
Low level hourglass elastomer and the folded spring elastomer of high-order annular are completely separated, can avoid the Cross deformation of secondary spring, improve
The stability of secondary spring lateral displacement；In the structure, low level hourglass elastomer, upper head plate and the folded spring elastomer of high-order annular
Three stacks gradually installation, simple in structure, and upper head plate will not destroy low level hourglass elastomer and high-order annular folded spring when installing
Elastomer improves the convenience of installation and ensure that the integrality of low level hourglass elastomer and the folded spring elastomer of high-order annular,
The folded spring elastomer of high position annular of prepressing type is equiped in the structure, between prefabricating plate and upper head plate, prevents upper head plate under heavy duty
It is subject to weight, and the first stop portion can ensure that when top load and dynamic load, car body is not interfered with bogie.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Each label represents in figure：
1st, upper cover plate；11st, retaining ring；2nd, air bag；3rd, upper head plate；31st, buckle；32nd, the second stop portion；4th, bottom plate；5th, it is low
Position hourglass elastomer；51st, inner cavity；6th, prefabricating plate；61st, the first stop portion；7th, the folded spring elastomer of high-order annular；8th, wearing plate.
Specific embodiment
The utility model is described in further details below with reference to Figure of description and specific embodiment.
As shown in Figure 1, a kind of embodiment of the utility model prepressing type 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, upper head plate 3 and bottom plate 4 it
Between be connected with low level hourglass elastomer 5,3 top of upper head plate is equiped with prefabricating plate 6, and pressure is equipped with height between prefabricating plate 6 and upper head plate 3
The folded spring elastomer 7 of position annular, the centre position of prefabricating plate 6 are equipped with the first stop being located in folded 7 ring of spring elastomer of high-order annular
Portion 61.In the structure, tandem junction is formed by the low level hourglass elastomer 5 and the folded spring elastomer 7 of high-order annular of split structure
Structure adds the elevation of elastomer between upper head plate 3 and bottom plate 4, that is, greatly reduce secondary spring under heavy loads hang down
To rigidity, the comfort under heavy loads of secondary spring is improved；In addition, while elevation increase, upper head plate 3 is also increased
Low level hourglass elastomer 5 and high-order annular are folded spring elastomer by the lateral displacement of top and the bottom elastomer, the structure by upper head plate 3
7 is completely separated, can avoid the Cross deformation of secondary spring, improves the stability of secondary spring lateral displacement；The structure
In, low level hourglass elastomer 5, upper head plate 3 and folded 7 three of spring elastomer of high-order annular stack gradually installation, simple in structure, on
End plate 3 will not destroy low level hourglass elastomer 5 and high-order annular folded spring elastomer 7 when installing, improve installation convenience and
It ensure that the integrality of low level hourglass elastomer 5 and the folded spring elastomer 7 of high-order annular, in the structure, prefabricating plate 6 and upper head plate 3
Between be equiped with the folded spring elastomer 7 of high position annular of prepressing type, prevent under heavy duty that upper head plate 3 is subject to weight, and the first stop portion
61 can ensure that when top load and dynamic load, and car body is not interfered with bogie.
The top of upper head plate 3 is equiped with buckle 31 by fastener, the first stop portion 61 be placed on buckle 31 and upper head plate 3 it
Between.In the structure, the dismounting of prefabricating plate 6 can be facilitated by buckle 31.
In the present embodiment, the center of low level hourglass elastomer 5 is equipped with inner cavity 51, and 3 bottom centre of upper head plate is equipped in extending
Second stop portion 32 of chamber 51.The second stop portion 32 ensure that the overall deflection of vehicle, it is ensured that in top load and dynamic load etc.
In the case of, car body is not interfered with bogie.
In the present embodiment, the bottom surface that upper head plate 3 is located at 32 side of the second stop portion is arranged to flat face, the top of upper head plate 3
Face is equipped with loop concave, and the high-order folded spring elastomer 7 of annular is arranged in loop concave.In the structure, the setting in face to aid in
In lateral displacement, loop concave can constrain it spring, prevent its Cross deformation；And the setting of lower flat face can be protected
Demonstrate,prove the uniformity of low level hourglass elastomer 5 and the folded 7 vertical stress of spring elastomer of high-order annular.
In the present embodiment, 3 outer circumferential surface of upper head plate is located at outside low level hourglass elastomer 5 and the folded spring elastomer 7 of high-order annular.
In this way, so that whole low level hourglass elastomer 5 and the high-order annular of extending to of upper head plate 3 is folded outside spring elastomer 7, convenient for peace
Dress.
6 top of prefabricating plate is equipped with wearing plate 8 in the present embodiment.The wearing plate 8 mainly avoids prefabricating plate 6 from being lost, and extends
Service life.
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 2 small rim of the mouth connecting portion of air bag 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, the utility model is not limited to.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 is 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 above real
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 (8)
1. a kind of prepressing type 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 low level hourglass elastomer（5）, the upper head plate（3）Top is equiped with prefabricating plate（6）, it is described
Prefabricating plate（6）With upper head plate（3）Between pressure be equipped with the folded spring elastomer of high-order annular（7）, the prefabricating plate（6）Interposition install
Have positioned at the folded spring elastomer of high-order annular（7）The first stop portion in ring（61）.
2. prepressing type air spring assembly according to claim 1, it is characterised in that：The upper head plate（3）Top passes through
Fastener is equiped with buckle（31）, the first stop portion（61）It is placed on buckle（31）With upper head plate（3）Between.
3. prepressing type air spring assembly according to claim 2, it is characterised in that：The low level hourglass elastomer（5）
Center be equipped with inner cavity（51）, the upper head plate（3）Bottom centre is equipped with and extends inner cavity（51）The second stop portion（32）.
4. prepressing type air spring assembly according to claim 3, it is characterised in that：The upper head plate（3）Positioned at second
Stop portion（32）The bottom surface of side is arranged to flat face, upper head plate（3）Top surface be equipped with loop concave, the high-order folded spring elasticity of annular
Body（7）It is arranged in loop concave.
5. prepressing type air spring assembly according to claim 4, it is characterised in that：The upper head plate（3）Outer circumferential surface position
In low level hourglass elastomer（5）With the folded spring elastomer of high-order annular（7）It is external.
6. prepressing type air spring assembly according to any one of claim 1 to 5, it is characterised in that：The prefabricating plate
（6）Top is equipped with wearing plate（8）.
7. prepressing type air spring assembly according to any one of claim 1 to 5, 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
It connects.
8. prepressing type air spring assembly according to claim 6, 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 |
|---|---|---|---|
| CN201721400181.2U CN207421208U (en) | 2017-10-27 | 2017-10-27 | Prepressing type air spring assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721400181.2U CN207421208U (en) | 2017-10-27 | 2017-10-27 | Prepressing type air spring assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207421208U true CN207421208U (en) | 2018-05-29 |
Family
ID=62308929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721400181.2U Active CN207421208U (en) | 2017-10-27 | 2017-10-27 | Prepressing type air spring assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207421208U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740838A (en) * | 2017-10-27 | 2018-02-27 | 株洲时代新材料科技股份有限公司 | Prepressing type air spring assembly |
-
2017
- 2017-10-27 CN CN201721400181.2U patent/CN207421208U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107740838A (en) * | 2017-10-27 | 2018-02-27 | 株洲时代新材料科技股份有限公司 | Prepressing type air spring assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200610 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. |
|
| TR01 | Transfer of patent right |