CN207470673U - A kind of emergent air spring assembly - Google Patents

A kind of emergent air spring assembly Download PDF

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Publication number
CN207470673U
CN207470673U CN201721504874.6U CN201721504874U CN207470673U CN 207470673 U CN207470673 U CN 207470673U CN 201721504874 U CN201721504874 U CN 201721504874U CN 207470673 U CN207470673 U CN 207470673U
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China
Prior art keywords
plate
spring assembly
air spring
head plate
emergent
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CN201721504874.6U
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Chinese (zh)
Inventor
叶特
农多敏
陈灿辉
程海涛
周军
陈强
陈文海
金状兵
彭旋
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Zhuzhou Times Ruiwei damping equipment Co., Ltd
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Zhuzhou Times New Material Technology Co Ltd
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Abstract

The utility model discloses a kind of emergent air spring assemblies, 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 multiple steel springs along circumferential direction between upper cover plate and upper head plate, and damper is also installed 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 prevent creep, soft stop can be achieved.

Description

A kind of emergent air spring assembly
Technical field
The utility model relates generally to bumper and absorbing shock technology more particularly to a kind of emergent 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, 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 certain bullet trains In project, it is desirable that 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 requirement.
When discouraged generally vertical hard stop can occur for air spring, while occur horizontal stroke between cover board and wearing plate To sliding friction, some speed car projects rigidity requirement of horizontal direction and soft stop requirement under air deflating state can not be met.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide that a kind of junction structure is simple, peace Dress is conveniently, heavily loaded vertical stiffness is low, vertical deformation is big, comfort and stability are high, can prevent creep, answering for soft stop can be achieved Anxious air spring assembly.
In order to solve the above technical problems, the utility model uses following technical scheme:
A kind of emergent air spring assembly, including upper cover plate, air bag, upper head plate and bottom plate, the periphery of the upper head plate It is connected by the periphery of the air bag and bottom plate, pressure is equipped with multiple steel along circumferential direction between the upper cover plate and upper head plate Spring is also installed with damper between upper cover plate and upper head plate.
As a further improvement of the above technical scheme:
The damper is in the outside portion of steel spring.
The upper cover plate bottom is equipped with multiple stop collars along circumferential direction, is equipped with along circumferential direction at the top of the upper head plate more A limited post, each limited post are mutually socketed with corresponding stop collar, and each steel spring is placed on outside the stop collar and limited post of corresponding position It encloses.
The anticreep platform for preventing stop collar from deviating from is equipped at the top of the limited post, the anticreep platform passes through bolt and limiting Column is fastenedly connected.
At the top of the upper head plate limiting stand is equipped in steel spring periphery.
The upper head plate bottom is equipped with rubber elastomer, and the bottom plate top is equipped in air deflating state and upper head plate bottom The wearing plate of portion's rubber elastomer contact.
The lateral backstop elastomer of lateral soft backstop action from there is in air deflating state vulcanization on rubber elastomer.
Lateral backstop platform is equipped in wearing plate both sides at the top of the bottom plate, institute's rubber elastomer both sides are equipped with laterally stopping The lateral backstop slot of block machine cooperation.
The peripheral 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 emergent air spring assembly of the utility model, including upper cover plate, air bag, upper head plate and bottom plate, upper head plate Periphery is connected by the periphery of air bag and bottom plate, and pressure is equipped with multiple steel springs along circumferential direction between upper cover plate and upper head plate, on Damper is also installed between cover board and upper head plate.In the structure, by setting multiple steel springs and damper shape in circumferential direction Simple in structure into parallel-connection structure, easy for installation, moreover, vertical stiffness is all provided by steel spring, damping force is carried by damper For damping force size can be realized by adjusting damper, can prevent creep, and damping is adjustable, and reduce non-linear, raising Dynamic displacement ability;Steel spring initially forms precompression, and auxiliary can be substantially reduced by this parallel-connection structure with precompression The vertical stiffness under heavy loads of spring improves the comfort under heavy loads of secondary spring;Discouraged shape can be provided for system Lateral stiffness requirement under state, plays the role of laterally soft stop, while realize vertical rigid contact, plays vertical hard stop Effect.
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, lateral backstop elastomer;332nd, lateral backstop slot;34th, retaining ring;4th, bottom plate;41st, wearing plate;42nd, it is horizontal To backstop platform;5th, damper;6th, steel spring.
Specific 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 is met an urgent need, including upper cover plate 1, air bag 2, on End plate 3 and bottom plate 4, the periphery of upper head plate 3 is connect by air bag 2 with the periphery of bottom plate 4, between upper cover plate 1 and upper head plate 3 Pressure is equipped with multiple steel springs 6 along circumferential direction, and damper 5 is also installed between upper cover plate 1 and upper head plate 3.In the structure, by Circumferential direction sets multiple steel springs 6 and damper 5 forms parallel-connection structure, simple in structure, easy for installation, moreover, vertical stiffness It is all provided by steel spring 6, damping force is provided by damper 5, and damping force size can be realized by adjusting damper 5, can be prevented compacted Become phenomenon, damping is adjustable, and reduce it is non-linear, improve dynamic displacement ability;Steel spring 6 initially forms precompression, passes through This parallel-connection structure with precompression can substantially reduce the vertical stiffness under heavy loads of secondary spring, improve secondary spring Comfort under heavy loads;Lateral stiffness requirement under air deflating state for system can be provided, play the role of laterally soft stop.
In the present embodiment, damper 5 is located at the outside portion of steel spring 6.In this way, the dismounting of damper 5 can be facilitated.
In the present embodiment, 1 bottom of upper cover plate is equipped with multiple stop collars 11 along circumferential direction, and 3 top of upper head plate is circumferentially square To equipped with multiple limited posts 31, each limited post 31 is mutually socketed with corresponding stop collar 11, and each steel spring 6 is placed on the limit of corresponding position 31 periphery of position set 11 and limited post.The stop collar 11 and limited post 31 are used cooperatively, on the one hand can guarantee upper cover plate 1 up and down On the other hand displacement can carry out constraint limiting to lateral displacement, prevent Cross deformation.
In the present embodiment, 31 top of limited post is equipped with the anticreep platform 311 for preventing stop collar 11 from deviating from, anticreep platform 311 It is fastenedly connected by bolt and limited post 31.It is de- from 31 top of limited post when the anticreep platform 311 is for preventing the rising of stop collar 11 Go out, improve integrally-built reliability.
In the present embodiment, 3 top of upper head plate is equipped with limiting stand 32 in 6 periphery of steel spring.The limiting stand 32 is in 6 periphery pair of steel spring It carries out lateral confinement limiting, 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 in 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 end The vertical deviation of plate 3 and bottom plate 4.Lateral backstop elastomer 331 in air deflating state from lateral soft backstop action.
In the present embodiment, 4 top of bottom plate is equipped with lateral backstop platform 42,33 liang of rubber elastomer in 41 both sides of wearing plate Side is equipped with the lateral backstop slot 332 coordinated with lateral backstop platform 42.Under air deflating state, after train slide displacement a distance, under The lateral backstop platform 42 of end plate 4 is contacted with the lateral backstop slot 332 of rubber elastomer 33, and rubber elastomer 33 is carried for system at this time For lateral stiffness and soft stop, train in too small curve can be retracted, ensure that the safety under train air deflating state.
In the present embodiment, the peripheral 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 Vulcanize with bottom plate 4 and connect.In the structure, 2 small rim of the mouth of air bag is connect with bottom plate 4 using self sealss, prevents gas leakage.
Although the utility model is disclosed as above with preferred embodiment, it 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 range, 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 (10)

1. a kind of emergent air spring assembly, including upper cover plate(1), air bag(2), upper head plate(3)And bottom plate(4), feature It is:The upper head plate(3)Periphery pass through the air bag(2)With bottom plate(4)Periphery connection, the upper cover plate(1)With Upper head plate(3)Between along circumferential direction pressure be equipped with multiple steel springs(6), upper cover plate(1)And upper head plate(3)Between be also installed with damping Device(5).
2. emergent air spring assembly according to claim 1, it is characterised in that:The damper(5)Positioned at steel spring(6) Outside portion.
3. emergent air spring assembly according to claim 2, it is characterised in that:The upper cover plate(1)Bottom is circumferentially Direction is equipped with multiple stop collars(11), the upper head plate(3)Top is equipped with multiple limited posts along circumferential direction(31), each limited post (31)With corresponding stop collar(11)Mutually socket, socket mode can be used clearance fit, friction sleeve connecting mode can also be used To reduce force of sliding friction, each steel spring(6)It is placed on the stop collar of corresponding position(11)And limited post(31)Periphery.
4. emergent air spring assembly according to claim 3, it is characterised in that:The limited post(31)Top, which is equipped with, to be used In preventing stop collar(11)The anticreep platform of abjection(311), the anticreep platform(311)Pass through bolt and limited post(31)Fastening connects It connects.
5. emergent air spring assembly according to claim 4, it is characterised in that:The upper head plate(3)Top is in steel spring (6)Periphery is equipped with limiting stand(32).
6. emergent air spring assembly according to any one of claim 1 to 5, it is characterised in that:The upper head plate(3) Bottom is equipped with rubber elastomer(33), the bottom plate(4)Top is equipped in air deflating state and rubber elastomer(33)Contact Wearing plate(41).
7. emergent air spring assembly according to claim 6, it is characterised in that:Rubber elastomer(33)Upper vulcanization has The lateral backstop elastomer of lateral soft backstop action from during air deflating state(331).
8. emergent air spring assembly according to claim 7, it is characterised in that:The bottom plate(4)Top is in abrasion Plate(41)Both sides are equipped with lateral backstop platform(42), the rubber elastomer(33)Both sides are equipped with and lateral backstop platform(42)Cooperation Lateral backstop slot(332).
9. emergent air spring assembly according to any one of claim 1 to 5, it is characterised in that:The upper head plate(3) Peripheral 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)From close Envelope connection.
10. emergent air spring assembly according to claim 8, it is characterised in that:The upper head plate(3)Peripheral surface bottom Portion 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.
CN201721504874.6U 2017-11-13 2017-11-13 A kind of emergent air spring assembly Active CN207470673U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721504874.6U CN207470673U (en) 2017-11-13 2017-11-13 A kind of emergent air spring assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721504874.6U CN207470673U (en) 2017-11-13 2017-11-13 A kind of emergent air spring assembly

Publications (1)

Publication Number Publication Date
CN207470673U true CN207470673U (en) 2018-06-08

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107740839A (en) * 2017-11-13 2018-02-27 株洲时代新材料科技股份有限公司 A kind of emergent air spring assembly
CN110836239A (en) * 2019-11-11 2020-02-25 株洲时代新材料科技股份有限公司 Nonlinear air spring and transverse stiffness design method thereof
CN111043226A (en) * 2019-12-04 2020-04-21 株洲时代新材料科技股份有限公司 Pre-compression method of air spring and pre-compression air spring

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107740839A (en) * 2017-11-13 2018-02-27 株洲时代新材料科技股份有限公司 A kind of emergent air spring assembly
CN110836239A (en) * 2019-11-11 2020-02-25 株洲时代新材料科技股份有限公司 Nonlinear air spring and transverse stiffness design method thereof
CN110836239B (en) * 2019-11-11 2021-01-22 株洲时代瑞唯减振装备有限公司 Nonlinear air spring and transverse stiffness design method thereof
CN111043226A (en) * 2019-12-04 2020-04-21 株洲时代新材料科技股份有限公司 Pre-compression method of air spring and pre-compression air spring

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Effective date of registration: 20200611

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.