CN201232724Y - Adjustable rigidity-variable suspension cushion device - Google Patents
Adjustable rigidity-variable suspension cushion device Download PDFInfo
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- CN201232724Y CN201232724Y CNU2008200686088U CN200820068608U CN201232724Y CN 201232724 Y CN201232724 Y CN 201232724Y CN U2008200686088 U CNU2008200686088 U CN U2008200686088U CN 200820068608 U CN200820068608 U CN 200820068608U CN 201232724 Y CN201232724 Y CN 201232724Y
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- elastomer
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- connecting plate
- suspension cushion
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Abstract
The utility model discloses an adjustable rigidity suspension cushion device that becomes, one-level toper elastomer (6) and second grade toper elastomer (10) including two-stage variable cross section, connecting plate (4), one-level toper elastomer (6), connecting plate (9), second grade toper elastomer (10), connecting plate (11) connect gradually, adjusting screw (1) passes the centre bore of connecting plate (9), the centre bore of one-level toper elastomer (6), the screw of connecting plate (4) is locked by nut (2), the lower part center of one-level toper elastomer (6) is first regulation cavity (7). The primary conical elastic body (6) and the secondary conical elastic body (10) are provided with auxiliary adjusting cavities (5) formed by a plurality of holes with inward outer surfaces. The cavity of the auxiliary adjusting cavity (5) can be hollow or low-elasticity filler with lubrication. An auxiliary adjusting rod (8) is matched with the auxiliary adjusting cavity (5) for application.
Description
Technical field
The utility model relates to a kind of adjustable rigidity-changing suspension cushion apparatus, is applicable to the suspending cushion structure of the machinery of dynamic load, have the specific function of vibration damping and noise reduction, particularly automobile power assembly and vehicle body after the soft cushion structure that suspends.
Background technique
For suspension system is the system of a 6DOF, requires power assembly the resonance on all directions to carry out decoupling zero, also will control certain displacement simultaneously.
Suspending is that the vibration (change in torque, motor centrifugal inertia force, reciprocal inertia force etc.) of motor is isolated as far as possible, with the road surface to the excitation of motor, suddenly quicken, anxious slow down and the displacement of the motor that zig zag causes reduces with vibrations as far as possible.
The design that suspends and the coupling of motor car engine, vehicle body, main purpose: vibration insulation and noise reduction and limiting displacement change.The prerequisite of vibration insulation and noise reduction is in order to seek and suspending that vibration source is complementary, and the key parameter that suspends that is complementary is: use vibrational theory and calculate rigidity and the amount of deformation that suspends, carry out the actual detected checking, the revised design stiffness parameters carries out actual verification more again.So repeatedly cycle calculations, design, detection validation finally find a kind of proper stiffness value, reach the purpose of dealing with problems.
One, learn by " vibrational theory ": the direction of shaking of hitting of vibration source has 6 degrees of freedom, that is: up and down, all around, and its stressed stochastic and dynamic that belongs to changes.So: result calculated adaptability is relatively poor, and the making and the installation of test exemplar need the long time cycle.
So require mounting structure to have the function of regulating rigidity at the installation initial stage, simultaneously, actual conditions need possess the function of regulating rigidity with the variation of load automatically again
Existing mounting structure situation:
1, simple in structure, but rigidity can not adjust and can not change with load variations, is 200410071051.x as number of patent application; 200510002169.1; 200610018463.6; 200510002169.1 or the like.Its amount of deformation and rigidity value are linear relationship, and self rigidity does not have regulatory function; No preconditioning function
2, rigidity is adjustable, but not possessing with load, its structure do not adjust function automatically, as number of patent application is 200610050391.3 dynamic assembly suspension device, though amount of deformation and rigidity value are non-linear relation, does not have the automatic adjusting rigidity function that changes with load variations; No presetting function, its structure and complex process, not easy to operate and installation, and also reaction sensitivity is low
Summary of the invention
The utility model mainly solves the existing in prior technology deficiency, designs a kind of adjustable rigidity-changing suspension cushion apparatus, solves that existing suspension cushion apparatus does not have preset rigidity function and automatically with the problem of the regulatory function of the variation of external force.
The technical solution of the utility model: adjustable rigidity-changing suspension cushion apparatus of the present utility model comprises two-stage variable cross section taper elastomer, three connecting plates are separated polyphone with two taper elastomers, the center hole that the adjustment screw rod passes the connecting plate first taper elastomer and goes up lower connecting plate is by nut check, and the elastomeric lower central of first taper is the first adjusting cavity.
Described adjustable rigidity-changing suspension cushion apparatus has the auxiliary adjustment cavity that is made of the inside a plurality of holes of appearance on the first taper elastomer and the second taper elastomer.
Described adjustable rigidity-changing suspension cushion apparatus, an end of adjusting screw rod is a screw thread, the other end is a boss, boss is positioned at the elastomeric upper chamber of second taper, the boss profile is similar to cavity, gap between the boss surface and the second taper elastomer is the δ value, and δ is smaller or equal to the elastomeric axial maximum distortion of first taper.
Described adjustable rigidity-changing suspension cushion apparatus, the first taper elastomer and the second taper elastomer are provided with a plurality of auxilliary accent cavitys, and the auxilliary cavity of cavity of transferring can be hypoelasticity packing hollow or that band is lubricated.
With auxilliary transfer the cavity fit applications the auxiliary adjustment rod arranged, have the profile of auxiliary adjustment rod similar with the chamber shape of auxilliary accent cavity.
Described adjustable rigidity-changing suspension cushion apparatus, adjusting between the screw rod and the first taper elastomer has disrance sleeve.
Described adjustable rigidity-changing suspension cushion apparatus has external connecting bolt on two connecting plates in the outside.
Described adjustable rigidity-changing suspension cushion apparatus, the first adjusting cavity is hemisphere or taper.
The beneficial effects of the utility model:
1, structure is ingenious simple, highly sensitive;
2, has the function that to adjust, become rigidity automatically;
3, have the internal lubrication and the heat sinking function of rubber elastic element, improve working life greatly;
4, can solve motor and body vibrations noise reduction, improve the stationarity of vehicle greatly;
5, improve matching efficiency, applied widely, it is good to be convenient to the generalization degree, need not complicated vibrational theory and calculates;
6, manufacturing process is simple, Installation and Debugging are convenient, long service life, be easy to apply.
7, can carry out preset to the quiet rigidity under the static load, improve the matching efficiency and the applicability of suspending cushion; Self-regulated rigidity mechanism can automatically adjust to the moment dynamic stiffness under the dynamic load.
Description of drawings
Vertical sectional structure schematic representation of Fig. 1 adjustable rigidity-changing suspension cushion apparatus.
Fig. 2 is the horizontal sectional structure schematic representation of Fig. 1.
Embodiment
Basic principle:
Utilize different external force F, the different amount of deformation △ H of elastomer generation to variable cross section forms different reaction forces, and F reaches equilibrium of forces with external force, and elastomer is formed corresponding stiffness K, realizes becoming the function of rigidity.
Design major and minor adjusting cavity,, improve the sensitivity and the elastomeric heat sinking function of adjustable rigidity-changing suspension cushion apparatus simultaneously, solve complicated theoretical calculation in order better to remedy the requirement of different rigidity values;
Design two stage conical elastomer is series connection, according to the rigidity theory of series connection elastic element: when external force F hour, first elastomer works; When external force F arrived to a certain degree greatly, first elastomer and second elastomer worked simultaneously, guaranteed that reaction force and rigidity value gradual change are excessive, eliminated mutation status.
As accompanying drawing 1, Fig. 2: the utility model comprises two-stage variable cross section taper elastomer 6 and 10, connecting plate 4, one-level taper elastomer 6, connecting plate 9, secondary taper elastomer 10, connecting plate 11 connect successively, the screw of center hole, connecting plate 4 of adjusting center hole that screw rod 1 passes connecting plate 9, elastomer 6 is by nut 2 lockings, and the lower central of taper elastomer 6 is first to regulate cavity 7.The first adjusting cavity 7 is hemisphere or taper.
The auxiliary adjustment cavity 5 that is made of the inside a plurality of holes of appearance is arranged on one-level taper elastomer 6 and the secondary taper elastomer 10.With auxilliary transfer cavity 5 fit applications auxiliary adjustment rod 8 arranged, the profile of auxiliary adjustment rod 8 is similar with the chamber shape of auxilliary accent cavity 5.
An end of adjusting screw rod 1 is a screw thread, the other end is a boss, and boss is positioned at the cavity 14 of taper elastomer 10, and the boss profile is similar to cavity 14, gap between boss surface and the taper elastomer 10 is the δ value, and δ is smaller or equal to the axial maximum distortion of taper elastomer 6.
One-level taper elastomer 6 and secondary taper elastomer 10 are provided with homophony cavity 7 and a plurality of auxilliary accent cavity 5, and cavity can be hypoelasticity packing hollow or that band is lubricated.
Adjust between screw rod 1 and the one-level taper elastomer 6 disrance sleeve 13 is arranged.External connecting bolt 12 and 15,3rd, the support that is connected with motor are arranged on connecting plate 4 and the connecting plate 11.
The utility model comprises two cover controlling mechanisms: preset rigidity mechanism and self-regulated rigidity mechanism.
Preset rigidity mechanism comprises: screw rod 1 is adjusted in taper, locking nut 2, first is regulated cavity 7, auxilliary cavity 5, auxiliary adjustment rod 8, elasticity connecting plate 4, the connecting plate 9 transferred; Adjusting screw rod 1 constitutes the spiral motion pair with the intermediate thread of screw connecting plate 4, utilize screw connecting plate 4 and 9 pairs of one-level tapers of connecting plate elastomer 6 to clamp in advance, make one-level taper elastomer 6 certain axial deflection take place at above-below direction, reach certain quiet rigidity, realize the function of preset rigidity.
Self-regulated rigidity mechanism comprises: one-level taper elastomer 6, secondary taper elastomer 10, main cavity 7, auxiliary chamber 5.
The working principle of self-regulated rigidity mechanism: as Fig. 1, when adjustable rigidity-changing suspension cushion apparatus is subjected to moment external force F, one-level taper elastomer 6 and secondary taper elastomer 10 deform, form opposite with an external force F direction elastic force, reach active force and reaction equilibrium of forces, form one moment rigidity, realize regulating automatically the function of rigidity; First regulates the effect that cavity 7 has the deformation direction of guiding one-level taper elastomer 6;
As external force F during greater than F1, one-level taper elastomer 6 and secondary taper elastomer 10 work simultaneously, △ H=△ H1+/△ H2 is then arranged, wherein: F1 is the maximum flexibility power of one-level taper elastomer 6, the amount of deformation of △ H adjustable rigidity-changing suspension cushion apparatus, △ H1 is the amount of deformation of one-level taper elastomer 6, and △ H2 is the amount of deformation of secondary taper elastomer 10.
Simultaneously, along with the variation of external force F causes the distortion of one-level taper elastomer 6 and secondary taper elastomer 10, the rigidity that produces adjustable rigidity-changing suspension cushion apparatus changes, finish integral rigidity from conditioning function.
Taper elastomer of the present utility model can be circular cone, trapezoidal tapers, pyramid etc., so long as all can of variable cross-section.
Core of the present utility model is the utilization of adopting two stage conical elastomer polyphone and regulating cavity.Therefore, any structure of cavity is regulated in every employing two stage conical elastomer polyphone and utilization, all belongs to protection domain of the present utility model.
Claims (8)
1, adjustable rigidity-changing suspension cushion apparatus, comprise elastomer and supporting part thereof, it is characterized in that: comprise that two-stage variable cross section taper elastomer (6) is connected successively with (10), connecting plate (4), one-level taper elastomer (6), connecting plate (9), secondary taper elastomer (10), connecting plate (11), the screw of center hole, connecting plate (4) of adjusting center hole that screw rod (1) passes connecting plate (9), elastomer (6) is by nut (2) locking, and the lower central of one-level taper elastomer (6) is first to regulate cavity (7).
2, adjustable rigidity-changing suspension cushion apparatus according to claim 1, it is characterized in that: the auxiliary adjustment cavity (5) that is made of the inside a plurality of holes of appearance is arranged on taper elastomer (6) and the taper elastomer (10), one-level taper elastomer (6) and secondary taper elastomer (10) are the taper of variable cross section, its sectional shape is a variable cross section, and is the elastic material making.
3, adjustable rigidity-changing suspension cushion apparatus according to claim 1 and 2, it is characterized in that: an end of adjusting screw rod (1) is a screw thread, the other end is a boss, boss is positioned at the cavity (14) of taper elastomer (10), the boss profile is similar to cavity (14), gap between boss surface and the taper elastomer (10) is the δ value, and δ is smaller or equal to the axial maximum distortion of taper elastomer (6).
4. adjustable rigidity-changing suspension cushion apparatus according to claim 2 is characterized in that: the cavity of auxiliary adjustment cavity (5) can be hypoelasticity packing hollow or that band is lubricated.
5. adjustable rigidity-changing suspension cushion apparatus according to claim 2 is characterized in that: with auxilliary transfer cavity (5) fit applications auxiliary adjustment rod (8) arranged, have the profile of auxiliary adjustment rod (8) similar with the chamber shape of auxilliary accent cavity (5).
6. adjustable rigidity-changing suspension cushion apparatus according to claim 1 and 2 is characterized in that: adjusting between the screw rod (1) and the first taper elastomer (6) has disrance sleeve (13).
7. adjustable rigidity-changing suspension cushion apparatus according to claim 1 and 2 is characterized in that: on connecting plate (4) and the connecting plate (11) external connecting bolt (12) and (15) are arranged.
8. adjustable rigidity-changing suspension cushion apparatus according to claim 1 and 2 is characterized in that: the first adjusting cavity (7) is hemisphere or taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200686088U CN201232724Y (en) | 2008-07-24 | 2008-07-24 | Adjustable rigidity-variable suspension cushion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200686088U CN201232724Y (en) | 2008-07-24 | 2008-07-24 | Adjustable rigidity-variable suspension cushion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201232724Y true CN201232724Y (en) | 2009-05-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200686088U Expired - Fee Related CN201232724Y (en) | 2008-07-24 | 2008-07-24 | Adjustable rigidity-variable suspension cushion device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163095A (en) * | 2013-12-11 | 2014-11-26 | 柳州市兴拓工贸有限责任公司 | Mounting method of engine suspension device for four-cylinder diesel engine |
| WO2015101094A1 (en) * | 2013-12-30 | 2015-07-09 | 南车长江车辆有限公司 | Two-stage-rigidity combination elastic-member device |
| CN105065566A (en) * | 2015-07-15 | 2015-11-18 | 株洲时代新材料科技股份有限公司 | Shock absorber |
| CN105782315A (en) * | 2014-12-26 | 2016-07-20 | 中联重科股份有限公司 | Vibration isolation device and vibrating screen |
| RU2615588C2 (en) * | 2015-05-14 | 2017-04-05 | Олег Николаевич ГОЛОВАЧ | Load absorbing device |
| EA033005B1 (en) * | 2015-05-07 | 2019-08-30 | Олег Николаевич ГОЛОВАЧ | Load absorbing device |
| CN113085465A (en) * | 2021-04-21 | 2021-07-09 | 北京汽车集团越野车有限公司 | Rear axle vibration absorption assembly, vehicle, and vibration absorption assembly frequency adjustment method and device |
-
2008
- 2008-07-24 CN CNU2008200686088U patent/CN201232724Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163095A (en) * | 2013-12-11 | 2014-11-26 | 柳州市兴拓工贸有限责任公司 | Mounting method of engine suspension device for four-cylinder diesel engine |
| WO2015101094A1 (en) * | 2013-12-30 | 2015-07-09 | 南车长江车辆有限公司 | Two-stage-rigidity combination elastic-member device |
| AU2014375731B2 (en) * | 2013-12-30 | 2017-02-02 | Crrc Yangtze Co., Ltd. | Two-stage-rigidity combination elastic-member device |
| US10161468B2 (en) | 2013-12-30 | 2018-12-25 | Crrc Yangtze Corporation Limited | Two-stage stiffness type elastomer combined device |
| CN105782315A (en) * | 2014-12-26 | 2016-07-20 | 中联重科股份有限公司 | Vibration isolation device and vibrating screen |
| EA033005B1 (en) * | 2015-05-07 | 2019-08-30 | Олег Николаевич ГОЛОВАЧ | Load absorbing device |
| RU2615588C2 (en) * | 2015-05-14 | 2017-04-05 | Олег Николаевич ГОЛОВАЧ | Load absorbing device |
| CN105065566A (en) * | 2015-07-15 | 2015-11-18 | 株洲时代新材料科技股份有限公司 | Shock absorber |
| CN113085465A (en) * | 2021-04-21 | 2021-07-09 | 北京汽车集团越野车有限公司 | Rear axle vibration absorption assembly, vehicle, and vibration absorption assembly frequency adjustment method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGFENG XIANGFAN BEACH WAGON CO., LTD. Free format text: FORMER OWNER: DONGFENG AUTOMOBILE CO., LTD. Effective date: 20090410 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090410 Address after: No. 1, Hubei city of Xiangfan Province Automobile Industry Development Zone, City Avenue, zip code: 441004 Patentee after: Dongfeng Xiangfan Touring Car Co.,Ltd. Address before: No. 136, Pioneer Road, Wuhan economic and Technological Development Zone, Hubei, Wuhan Province: 430056 Patentee before: DONGFENG AUTOMOBILE Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090506 Termination date: 20140724 |
|
| EXPY | Termination of patent right or utility model |