CN208885848U - 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
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- CN208885848U CN208885848U CN201821668091.6U CN201821668091U CN208885848U CN 208885848 U CN208885848 U CN 208885848U CN 201821668091 U CN201821668091 U CN 201821668091U CN 208885848 U CN208885848 U CN 208885848U
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- rubber pneumatic
- confinement ring
- protective cover
- piston
- pneumatic bag
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Abstract
The utility model belongs to air spring technical field; 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 described in the utility model 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 utility model belongs to air spring technical field, 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.
Utility model content
To solve the problems mentioned above in the background art.It is aerial that the utility model provides a kind of double restricted type novel suspendeds
Gas spring, having prevents the expansion interference of air spring fatigue from improving air spring service life and safety from external environment influence
The characteristics of.
To achieve the above object, the utility model provides the following technical solutions: a kind of double restricted type novel suspending bracket air bullets
Spring, including piston, are placed with rubber pneumatic bag above the piston, and the contact area of the rubber pneumatic bag and piston is in piston
The second pressure ring is placed at the outer rim of top, the outer wall of the rubber pneumatic bag has withheld air bag protective cover, the rubber pneumatic bag outer wall
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.
A kind of double restricted type novel suspending bracket air for the ease of connecting the disconnection and connection of tracheae, as the utility model
Spring 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, into
Connection tracheae in gas nozzle is push-in connection.
A kind of double restricted type novel suspending bracket air springs for the leakproofness of lifting means structure, as the utility model
Optimal technical scheme, the upper iron piece outer wall are uniformly provided with non-slip groove, the outer wall of the upper iron piece integrally formed with mounting base,
Outer dust cover is fixed in mounting base.
In order to make spring avoid the environmental disturbances such as extraneous sandstone in telescopic process, spring premature breakdown is avoided, as this
Connect in the middle part of a kind of double restricted type novel suspending bracket air spring optimal technical schemes of utility model, outer dust cover upper end and upper iron piece
It connects, lower end is connect with piston base, forms totally-enclosed safeguard structure.
One kind for the structural strength of lifting means, ageing resistance and constraint swell diameter, as the utility model
Double restricted type novel suspending bracket air spring optimal technical schemes, the rubber pneumatic bag by neoprene, cord fabric and upper confinement ring,
Lower confinement 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, as a kind of double restricted type novel suspending bracket air spring optimal technical schemes of the utility model, two confinement rings
It is external, upper confinement ring is used to limit the inflated outer diameter of upper end air bag；Lower confinement ring is as air bag protective cover support ring, even
Limit the inflated outer diameter of lower end air bag together with air bag protective cover.
A kind of double restricted type novel suspending brackets in order to realize better mechanical characteristic and avoid interference with, as the utility model
Air spring optimal technical scheme, the air bag cord fabric thread angle of the crossing above upper confinement ring intersect with the cord fabric thread below upper confinement ring
Angle is different；I.e. same rubber pneumatic bag constraints above ring is boundary, and design uses two different cord fabric thread angles of the crossing；Two confinement rings it
Between keep 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, a kind of double restricted types as the utility model are new
Type suspension air spring optimal technical scheme, the air bag protective cover are withheld in lower confinement ring, air bag protective cover upper/lower terminal
It 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, a kind of double restricted type novel suspending bracket air spring optimization techniques as the utility model
Scheme, the piston face shape are transitioned into cylindric by coniform, and piston is hollow structure inside, and piston upper end uniformly opens up
There is non-slip groove.
Service life, reduction noise for lifting means, a kind of double restricted type novel suspending brackets as the utility model
Air spring optimal technical scheme, the rubber packing are vulcanization ethylene propylene diene rubber part.
Compared with prior art, the utility model has the beneficial effects that
(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 a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the rubber pneumatic bag structural schematic diagram in the utility model；
Fig. 3 is the piston structure schematic diagram in the utility model；
Fig. 4 is the air bag protective cover structural schematic diagram in the utility model；
Fig. 5 is the outer dust cover structure schematic diagram in the utility model；
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
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
Please refer to Fig. 1-5, the utility model 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 is placed with rubber pneumatic bag 7, and the contact area of rubber pneumatic bag 7 and piston 11 is in piston 11
The second pressure ring 9 is placed at the outer rim of top, 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
Restraint assembly；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
The contact site of air bag 7 and air bag protective cover 10, upper confinement ring 5 are integrally formed the outer wall in rubber pneumatic bag 7, rubber pneumatic bag 7
Top is equipped with upper iron piece 3, and 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, upper iron
The side of part 3 is equipped with suction nozzle 2, and in the present embodiment, air bag protective cover 10 can give the certain protection of rubber pneumatic bag 7 and make
With, avoid rubber pneumatic 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 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 and process for using of the utility model: the rubber packing 1 is mounted in the utility model use process
3 top of upper iron piece, suction nozzle 2 are connected through a screw thread into 3 side air inlet of upper iron piece.It is by nylon rod that rubber pneumatic bag 7 is another
One end struts, and is placed on 8 position of lower confinement ring of rubber pneumatic bag 7 with special tooling and carries out positioning support, air bag protective cover 10
It uses to withhold with the lower confinement ring 8 of rubber pneumatic bag 7 and connect, take out special tooling after the completion of withholding.Upper iron piece 3, the first pressure ring 4
Pass through pressure buckle means of press seals with rubber pneumatic bag 7.Rubber pneumatic bag 7, piston 11 and the second pressure ring 9 withhold sealing.Outer 6 upper end of dust cover
It is connect with upper iron piece 3, lower end is 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 should be understood that term " on ", "lower", "left", "right", " one end ", " in
Between ", " circumference ", " top ", " bottom end ", " left end ", the instructions such as " right end " orientation or positional relationship be based on the figure
Orientation or positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
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." multiple ", " several " are meant that at least two in the description of the present invention,
Such as two, three etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms 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 connection is also possible to be electrically connected or can communicate each other；It can be directly connected, the indirect phase of intermediary can also be passed through
Even, the connection inside two elements or the interaction relationship of two elements be can be, unless otherwise restricted clearly.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
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 utility model
Or 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.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples with suitable
Mode combines.In addition, without conflicting with each other, those skilled in the art can be by difference described in this specification
The feature of embodiment or example and different embodiments or examples is combined.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821668091.6U CN208885848U (en) | 2018-10-15 | 2018-10-15 | A kind of double restricted type novel suspending bracket air springs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821668091.6U CN208885848U (en) | 2018-10-15 | 2018-10-15 | A kind of double restricted type novel suspending bracket air springs |
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| Publication Number | Publication Date |
|---|---|
| CN208885848U true CN208885848U (en) | 2019-05-21 |
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ID=66515874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821668091.6U Active CN208885848U (en) | 2018-10-15 | 2018-10-15 | A kind of double restricted type novel suspending bracket air springs |
Country Status (1)
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| CN (1) | CN208885848U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953459A (en) * | 2018-10-15 | 2018-12-07 | 江西理工大学 | A kind of double restricted type novel suspending bracket air springs |
| CN113173046A (en) * | 2021-05-18 | 2021-07-27 | 贵州詹阳动力重工有限公司 | Horizontal adjusting device and wheeled multi-purpose machineshop car |
-
2018
- 2018-10-15 CN CN201821668091.6U patent/CN208885848U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108953459A (en) * | 2018-10-15 | 2018-12-07 | 江西理工大学 | A kind of double restricted type novel suspending bracket air springs |
| CN113173046A (en) * | 2021-05-18 | 2021-07-27 | 贵州詹阳动力重工有限公司 | Horizontal adjusting device and wheeled multi-purpose machineshop car |
| CN113173046B (en) * | 2021-05-18 | 2022-10-28 | 贵州詹阳动力重工有限公司 | Horizontal adjusting device and wheeled multi-purpose machineshop car |
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