CN108953459A - A kind of double restricted type novel suspending bracket air springs - Google Patents
A kind of double restricted type novel suspending bracket air springs Download PDFInfo
- Publication number
- CN108953459A CN108953459A CN201811198221.9A CN201811198221A CN108953459A CN 108953459 A CN108953459 A CN 108953459A CN 201811198221 A CN201811198221 A CN 201811198221A CN 108953459 A CN108953459 A CN 108953459A
- Authority
- CN
- China
- Prior art keywords
- rubber pneumatic
- protective cover
- confinement ring
- piston
- pneumatic bag
- 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.)
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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
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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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/361—Sealings of the bellows-type
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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
- F16F2224/00—Materials; Material properties
- F16F2224/04—Fluids
Abstract
The invention belongs to air spring technical fields; in particular a kind of double restricted type novel suspending bracket air springs, including piston are placed with Pear-Shaped rubber pneumatic bag above the piston; the outer wall of the rubber pneumatic bag has withheld air bag protective cover, and the rubber pneumatic bag outer wall is equipped with restraint assembly；The restraint assembly includes lower confinement ring, upper confinement ring and air bag protective cover, and the lower confinement ring is placed on the contact site of rubber pneumatic bag Yu air bag protective cover, and the upper confinement ring is integrally formed the outer wall in rubber pneumatic bag.Novel suspending bracket air spring of the present invention has excellent dust-proof, anti-sandstone ability, improves the safety of vehicle.Constraints above ring is boundary, is designed using the two sections formula cord fabric thread angle of the crossing；Rubber pneumatic bag by upper confinement ring constrain and air bag protective cover protection after will not with circumferential component generate interference friction, make inside air bag structure will not because fatigue expansion due to change, guarantee air spring mechanics performance stablize, improve air spring fatigue life.
Description
Technical field
The invention belongs to air spring technical fields, and in particular to a kind of double restricted type novel suspending bracket air springs.
Background technique
Air spring is a kind of ideal elastic element, has ideal nonlinear mechanics characteristic, is widely used in
The multiple fields such as commercial-vehicle cab, train second level suspension, vehicle suspension, equipment damping.The superior mechanical characteristic of air spring
Good riding comfort can be provided for vehicle.
But in the prior art, rubber pneumatic bag does not have outer confinement ring and without air bag protective cover in suspension air spring constructions,
Rubber pneumatic bag is when compression, stretching；Rubber pneumatic bag outer diameter changes greatly.Especially passed through in the larger operating condition of vibratory impulse and rubber pneumatic bag
After crossing fatigue repeatedly, the outer diameter of rubber pneumatic bag, which becomes larger, is easy to cause balloon surface and circumferential component to generate interference friction, causes
Early damage；Becoming larger for outer diameter also makes the angle of the crossing etc. of inside air bag cord fabric thread change, and mechanical property is caused to change, and reduces empty
The fatigue life of gas spring.
In the prior art, suspension air spring rubber air chamber and the rich position of piston song are exposed in external environment, outer dry parting
Stone is splashed on rubber pneumatic bag or piston, is easy to cause rubber pneumatic bag premature breakdown.
Therefore, it is to improve the expansion interference of traditional suspension air spring rubber air chamber fatiguability, is affected by the external environment etc. and to ask
Topic, studying a kind of prevents the expansion of rubber pneumatic bag fatigue, high fatigue life, highly-safe novel suspending bracket air spring from seeming especially
Urgently.
Summary of the invention
To solve the problems mentioned above in the background art.The present invention provides a kind of double restricted type novel suspending bracket air bullets
Spring, having prevents the expansion interference of air spring fatigue from improving the spy in air spring service life and safety from external environment influence
Point.
To achieve the above object, the invention provides the following technical scheme: a kind of double restricted type novel suspending bracket air springs, packet
Piston is included, is placed with rubber pneumatic bag above the piston, the contact area of the rubber pneumatic bag and piston is on the top of piston
The second pressure ring is placed at outer rim, the outer wall of the rubber pneumatic bag has withheld air bag protective cover, and the rubber pneumatic bag outer wall is equipped with
Restraint assembly；
The restraint assembly includes lower confinement ring, upper confinement ring and air bag protective cover, and the lower confinement ring is placed on rubber
The contact site of glue air bag and air bag protective cover, as the support ring of air bag protective cover, the upper confinement ring is integrally formed in rubber
The outer wall of glue air bag, the top of the rubber pneumatic bag are equipped with upper iron piece, and the outside of the upper iron piece is equipped with the first pressure ring, it is described on
The top of ironware is placed with rubber packing, and the side of the upper iron piece is equipped with suction nozzle.
For the ease of connecting the disconnection and connection of tracheae, as a kind of double restricted type novel suspending bracket air springs of the invention
Optimal technical scheme, the suction nozzle side are installed in upper iron piece, and suction nozzle is used with upper iron piece and is threadedly coupled, suction nozzle
In connection tracheae be push-in connection.
It is preferred as a kind of double restricted type novel suspending bracket air springs of the invention for the leakproofness of lifting means structure
Technical solution, the upper iron piece outer wall are uniformly provided with non-slip groove, and the outer wall of the upper iron piece is integrally formed with mounting base, installation
Outer dust cover is fixed on seat.
In order to make spring avoid the environmental disturbances such as extraneous sandstone in telescopic process, spring premature breakdown is avoided, as this
It is connect in the middle part of a kind of double restricted type novel suspending bracket air spring optimal technical schemes of invention, outer dust cover upper end and upper iron piece,
Lower end is connect with piston base, forms totally-enclosed safeguard structure.
It is double about as one kind of the invention for the structural strength of lifting means, ageing resistance and constraint swell diameter
Beamforming novel suspending bracket air spring optimal technical scheme, the rubber pneumatic bag by neoprene, cord fabric and upper confinement ring, it is lower about
Beam ring vulcanizes.
Interfere in order to avoid air spring fatigue expands, promote the fatigue life of air spring, keeps air spring mechanics
Performance is stablized, and as a kind of double restricted type novel suspending bracket air spring optimal technical schemes of the invention, two confinement rings are
External, upper confinement ring are used to limit the inflated outer diameter of upper end air bag；Lower confinement ring is as air bag protective cover support ring, together with gas
Capsule protective cover limits the inflated outer diameter of lower end air bag together.
In order to realize better mechanical characteristic and avoid interference with, as a kind of double restricted type novel suspending bracket air of the invention
Spring optimal technical scheme, the cord fabric thread angle of the crossing below the air bag cord fabric thread angle of the crossing and upper confinement ring above upper confinement ring is not
Together；I.e. same rubber pneumatic bag constraints above ring is boundary, and design uses two different cord fabric thread angles of the crossing；It is protected between two confinement rings
Hold spacing appropriate.
In order to constrain air bag swell diameter, protection two confinement rings between air bag and air bag protective cover lower end air bag,
Air bag piston air bag diameter phenomenon bigger than normal in compression process is compensated, as a kind of double restricted type novel suspendeds of the invention
Aerial gas spring optimal technical scheme, the air bag protective cover are withheld in lower confinement ring, and air bag protective cover upper/lower terminal is
Flanging design, from centre to lower end, gradually transition becomes larger air bag protective cover diameter.
In order to realize that vehicle suspension requires the difference of air spring rigidity under different operating height, and further promoted
The comfort and air-tightness of air spring, as a kind of double restricted type novel suspending bracket air spring optimization technique sides of the invention
Case, the piston face shape are transitioned into cylindric by coniform, and piston is hollow structure inside, and piston upper end is uniformly provided with
Non-slip groove.
Service life, reduction noise for lifting means, as a kind of double restricted type novel suspending bracket air of the invention
Spring optimal technical scheme, the rubber packing are vulcanization ethylene propylene diene rubber part.
Compared with prior art, the beneficial effects of the present invention are:
(1) novel suspending bracket air spring of the present invention, constraints above ring are boundary, are intersected using two-part cord fabric thread
Angle design；Rubber pneumatic bag by upper confinement ring constrain and air bag protective cover protection after inflated outer diameter stablize, protection rubber pneumatic bag will not
Interference friction phenomenon is generated with circumferential component, so that rubber pneumatic bag internal structure is not changed because air bag fatigue expands, makes
Air spring mechanics performance is stablized, and is conducive to the fatigue life and the safety that improve air spring, reduces maintenance cost.
(2) air bag protective cover and lower confinement ring withholding of technology are simple, mature, high production efficiency；Above and below air bag protective cover
Air bag body in flanging design effective protection charge movement；The Pear-Shaped design of double confinement rings guarantees that air bag inflated outer diameter is stablized,
Mechanical characteristic is good, is capable of providing more preferably nonlinear mechanics characteristic.
(3) the hermetically sealed safeguard structure of dust cover makes it have excellent dust-proof, anti-splashing, anti-corrosion capability, effectively protects
The safety protected rubber pneumatic bag, improve vehicle.The air spring quality is small simultaneously, large carrying capacity, and nonlinear mechanics characteristic is excellent
It is different, there is superior riding comfort.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the rubber pneumatic bag structural schematic diagram in the present invention；
Fig. 3 is the piston structure schematic diagram in the present invention；
Fig. 4 is the air bag protective cover structural schematic diagram in the present invention；
Fig. 5 is the outer dust cover structure schematic diagram in the present invention；
In figure: 1, rubber packing；2, suction nozzle；3, upper iron piece；4, the first pressure ring；5, upper confinement ring；6, outer dust cover；7,
Rubber pneumatic bag；8, lower confinement ring；9, the second pressure ring；10, air bag protective cover；11, piston.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
Please refer to Fig. 1-5, the present invention the following technical schemes are provided: a kind of double restricted type novel suspending bracket air springs, including
Piston 11, the top of piston 11 are placed with rubber pneumatic bag 7, and the contact area of rubber pneumatic bag 7 and piston 11 is on the top of piston 11
The second pressure ring 9 is placed at outer rim, the outer wall of rubber pneumatic bag 7 has withheld air bag protective cover 10, and 7 outer wall of rubber pneumatic bag is equipped with constraint
Component；Restraint assembly includes lower confinement ring 8, upper confinement ring 5 and air bag protective cover 10, and lower confinement ring 8 is placed on rubber pneumatic bag 7
With the contact site of air bag protective cover 10, upper confinement ring 5 is integrally formed the outer wall in rubber pneumatic bag 7, and the top of rubber pneumatic bag 7 is set
There is upper iron piece 3, the outside of upper iron piece 3 is equipped with the first pressure ring 4, and the top of upper iron piece 3 is placed with rubber packing 1, the side of upper iron piece 3
Face is equipped with suction nozzle 2, and in the present embodiment, air bag protective cover 10 can give rubber pneumatic bag 7 certain protective effect, avoid rubber
Glue air bag 7 by external force, fatigue expansion interference and it is damaged, 7 surface structure of rubber pneumatic bag in the present embodiment is Pear-Shaped knot
Structure.
Specifically, 2 side of suction nozzle is installed in upper iron piece 3, and suction nozzle 2 is used with upper iron piece 3 and is threadedly coupled, air inlet
Connection tracheae in mouth 2 is push-in connection, and push-in connection enables to service personnel to connect gas in replacement in the present embodiment
It is conveniently replaceable when pipe, promotes the working efficiency of staff.
Specifically, 3 outer wall of upper iron piece is uniformly provided with non-slip groove, the outer wall of upper iron piece 3 is integrally formed with mounting base, installation
Outer dust cover 6 is fixed on seat, and in the present embodiment, outer dust cover 6 can be avoided dust, sandstone enters the inside of equipment.
Specifically, outer 6 upper end of dust cover is connect with upper iron piece 3, lower end is connect with piston 11, forms totally-enclosed protection knot
Structure, in the present embodiment, outer 6 upper/lower terminal of dust cover is corrugated, and without ripple glaze, wave structure makes outer dust cover 6 for centre
There is certain elastic space, convenient for the flexible of equipment.
Specifically, rubber pneumatic bag 7 is vulcanized by neoprene, cord fabric and upper confinement ring 5, lower confinement ring 8, two about
Beam ring is external, and upper confinement ring 5 is used to limit the inflated outer diameter of upper end air bag；Lower confinement ring 8 is used as air bag protective cover 10
Support ring limits the inflated outer diameter of lower end air bag together with air bag protective cover 10, and two confinement rings avoid rubber in the present embodiment
Glue air bag 7 expands excessive and damaged, the service life of promotion rubber pneumatic bag 7, and holding air spring mechanics performance is stable.
Specifically, the cord fabric thread angle of the crossing of 5 lower section of the air bag cord fabric thread angle of the crossing and upper confinement ring of upper 5 top of confinement ring is not
Together；I.e. same 7 constraints above ring 5 of rubber pneumatic bag is boundary, designs and uses two different cord fabric thread angles of the crossing, between two confinement rings
Spacing appropriate is kept, can effectively avoid generating between air bag protective cover 10 and upper confinement ring 5 and contact, improves equipment knot
The stability of structure.
Specifically, air bag protective cover 10 is withheld in lower confinement ring 8,10 upper/lower terminal of air bag protective cover is that flange is set
Meter, from centre to lower end, gradually transition becomes larger 10 diameter of air bag protective cover, and in the present embodiment, 11 surface shape of piston is by coniform
Be transitioned into it is cylindric, piston 11 be hollow structure inside, 11 upper end of piston is uniformly provided with non-slip groove, non-slip groove in the present embodiment
The sealing performance of equipment connection is improved, hollow structure increases internal capacity, the riding comfort of lifting means.
Specifically, the rubber packing is vulcanization ethylene propylene diene rubber part, ethylene propylene diene rubber is because of itself in the present embodiment
Internal alkadienes has special structure, so that its chemical property has anti-oxidant, resistant to corrosion, service life is long.
The working principle of the invention and process for using: the rubber packing 1 is mounted on the top of upper iron piece 3 in use process of the present invention
Portion, suction nozzle 2 are connected through a screw thread into 3 side air inlet of upper iron piece.7 other end of rubber pneumatic bag is strutted by nylon rod,
8 position of lower confinement ring of rubber pneumatic bag 7 is placed on special tooling and carries out positioning support, air bag protective cover 10 and rubber pneumatic bag
7 lower confinement ring 8 is taken out special tooling after the completion of withholding using connection is withheld.Upper iron piece 3, the first pressure ring 4 and rubber pneumatic bag
7 pass through pressure buckle means of press seals.Rubber pneumatic bag 7, piston 11 and the second pressure ring 9 withhold sealing.Outer 6 upper end of dust cover and upper iron piece 3
Connection, lower end are connect with piston 11, and upper and lower ends connection clip clamping forms totally-enclosed safeguard structure.
In work, gas is realized by suction nozzle 2 to the intake and exhaust function inside rubber pneumatic bag 7, on rubber pneumatic bag 7
Fastening is withheld by the first pressure ring 4 by 3 non-slip groove of upper iron piece in end, and 7 lower end of rubber pneumatic bag is by 11 non-slip groove of piston by the second pressure
Ring 9 withholds fastening, guarantees interiors of products air-tightness.
After inflation, the inflated outer diameter of rubber pneumatic bag 7 by rubber pneumatic bag 7 upper confinement ring 5 and air bag protective cover 10 carry out
Constraint, for air spring in stretching or compression, upper confinement ring 5 and air bag protective cover 10 keep 7 inflated outer diameter of rubber pneumatic bag to keep
It is constant, so that rubber pneumatic bag 7 is not generated interference friction phenomenon with circumferential component, makes 7 internal structure of rubber pneumatic bag will not be because of air bag
Fatigue is expanded and is changed, and is ensured that air spring mechanics performance is stablized, is improved fatigue life and the safety of air spring, drops
Low-maintenance use cost.
Outer 6 upper end of dust cover is connect with upper iron piece 3, and lower end is connect with piston 11, forms totally-enclosed safeguard structure.It is hermetically sealed
Safeguard structure makes it have excellent dust-proof, anti-splashing, anti-corrosion capability, the peace for being effectively protected rubber pneumatic bag 7, improving vehicle
Quan Xing.
Piston 11 is designed using high-strength nylon injection molding and inner hollow, makes the reduction of air spring weight, is promoted light
Quantization level and increase swept volume, reduce nonspring carried mass, improve the riding comfort of vehicle.
In the description of the present invention, it is to be understood that, term " on ", "lower", "left", "right", " one end ", " centre ",
The orientation or positional relationship of the instructions such as " circumference ", " top ", " bottom end ", " left end ", " right end " is orientation based on the figure
Or positional relationship, it is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning
It must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " another " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, " multiple ", " several " are meant that at least two, such as
Two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, the description of reference term " one embodiment ", " example " etc. means to combine and be somebody's turn to do
Embodiment or example particular features, structures, materials, or characteristics described are contained at least one embodiment of the present invention or show
In example.In the present specification, the schematic representation of the above terms does not necessarily have to refer to the same embodiment or example.And
And particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples with suitable side
Formula combines.In addition, without conflicting with each other, those skilled in the art can will be described in this specification different real
The feature for applying example or example and different embodiments or examples is combined.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of double restricted type novel suspending bracket air springs, it is characterised in that: air spring includes:
Piston, is placed with rubber pneumatic bag above the piston, and the contact area of the rubber pneumatic bag and piston is on the top of piston
It is placed with the second pressure ring at the outer rim of end, the outer wall of the rubber pneumatic bag has withheld air bag protective cover；
Restraint assembly, the restraint assembly include lower confinement ring, upper confinement ring and air bag protective cover, and the lower confinement ring is placed
In the contact site of rubber pneumatic bag and air bag protective cover, as the support ring of air bag protective cover, the upper confinement ring is integrally formed
In the outer wall of rubber pneumatic bag, the top of the rubber pneumatic bag is equipped with upper iron piece, and the outside of the upper iron piece lower end is equipped with the first pressure
Ring is set as outer dust guard holder at maximum gauge in the middle part of the upper iron piece, and the top of the upper iron piece is placed with rubber packing, institute
The side for stating upper iron piece is equipped with suction nozzle.
It is connect in the middle part of outer dust cover, the outer dust cover upper end and upper iron piece, lower end is connect with piston base, is formed totally-enclosed anti-
Protection structure.
2. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: the suction nozzle side
It sets and is installed in upper iron piece, and suction nozzle is used with upper iron piece and is threadedly coupled, the connection tracheae in suction nozzle is push-in connection.
3. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: under the upper iron piece
End outer wall is uniformly provided with non-slip groove, and the middle part outer wall of the upper iron piece is fixed with outer integrally formed with mounting base in mounting base
Dust cover.
4. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: outer dust cover upper end
It is connect with upper iron piece middle part, lower end is connect with piston base, forms totally-enclosed safeguard structure.
5. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: the rubber pneumatic bag
Integral structure is sulfided by neoprene, cord fabric and upper confinement ring, lower confinement ring, rubber pneumatic bag is Pear-Shaped structure.
6. a kind of double restricted type novel suspending bracket air springs according to claim 5, it is characterised in that: two confinement rings are equal
For external, support ring of the lower confinement ring as air bag protective cover.
7. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: above upper confinement ring
The air bag cord fabric thread angle of the crossing it is different from the cord fabric thread angle of the crossing below upper confinement ring；I.e. same rubber pneumatic bag constraints above ring is
Boundary, design use two different cord fabric thread angles of the crossing, keep spacing appropriate between two confinement rings.
8. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: the air bag protection
Cover is withheld in lower confinement ring, and air bag protective cover upper/lower terminal is flanging design, and air bag protective cover diameter is from centre to lower end
Gradually transition becomes larger.
9. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: the piston face
Shape is transitioned into cylindric by coniform, and piston is hollow structure inside, and piston upper end is uniformly provided with non-slip groove, piston base
Outer dust guard holder is set as at maximum gauge.
10. a kind of double restricted type novel suspending bracket air springs according to claim 1, it is characterised in that: the rubber lining
Pad is vulcanization ethylene propylene diene rubber part.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198221.9A CN108953459A (en) | 2018-10-15 | 2018-10-15 | A kind of double restricted type novel suspending bracket air springs |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811198221.9A CN108953459A (en) | 2018-10-15 | 2018-10-15 | A kind of double restricted type novel suspending bracket air springs |
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| CN108953459A true CN108953459A (en) | 2018-12-07 |
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| CN201811198221.9A Pending CN108953459A (en) | 2018-10-15 | 2018-10-15 | A kind of double restricted type novel suspending bracket air springs |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110259882A (en) * | 2019-06-26 | 2019-09-20 | 蒋敏泽 | A kind of heterotypic spring with secondary spring layer |
| CN110439960A (en) * | 2019-07-19 | 2019-11-12 | 中国船舶重工集团公司第七一九研究所 | A kind of small-sized air bag |
| CN112013068A (en) * | 2019-05-28 | 2020-12-01 | 现代自动车株式会社 | Fluid-tight engine mount |
| CN112659835A (en) * | 2021-01-04 | 2021-04-16 | 青岛博锐智远减振科技有限公司 | Air spring and multi-connecting-rod independent suspension |
| CN112963481A (en) * | 2021-02-24 | 2021-06-15 | 中国第一汽车股份有限公司 | Combined type air spring |
| CN113883205A (en) * | 2021-09-06 | 2022-01-04 | 安徽隆威汽车零部件有限公司 | Air bag rubber material of air spring, manufacturing method and air spring |
| CN114294365A (en) * | 2022-01-12 | 2022-04-08 | 中国第一汽车股份有限公司 | Air spring and suspension system |
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