CN209535208U - Suspension vibration isolation component and its electric car for electric car - Google Patents

Suspension vibration isolation component and its electric car for electric car Download PDF

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Publication number
CN209535208U
CN209535208U CN201821775226.9U CN201821775226U CN209535208U CN 209535208 U CN209535208 U CN 209535208U CN 201821775226 U CN201821775226 U CN 201821775226U CN 209535208 U CN209535208 U CN 209535208U
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China
Prior art keywords
level
vibration isolation
fixed part
isolation component
electric car
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CN201821775226.9U
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Chinese (zh)
Inventor
王镇
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Shanghai Jiashi New Energy Technology Co.,Ltd.
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Wuxi Shengguo Automobile Technology Co Ltd
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Abstract

The utility model provides a kind of suspension vibration isolation component and its electric car for electric car, wherein, the suspension vibration isolation component for electric car includes subframe fixed part, speed changer fixed part, connect the rack body of the subframe fixed part Yu the speed changer fixed part, the subframe fixed part is equipped with the subframe mounting hole of perforation, level-one vibration isolation component is pressed in the subframe mounting hole, the level-one vibration isolation component includes the first inner frame set gradually from inside to outside, interference fit is fitted in the level-one vibration piece of the inner frame outer peripheral surface, it is mounted on the subframe fixed part ontology of the level-one vibration piece outer peripheral surface, the speed changer fixed part far from the rack body is equipped at least one speed changer mounting hole, second level vibration isolation component is pressed in the speed changer mounting hole.It is different from previous electric car suspension vibrating isolation system, electric car suspension vibration isolation component is made of second level vibration isolation unit, both has anti-twisting property strongly, but also with preferably anti-vibration performance.

Description

Suspension vibration isolation component and its electric car for electric car
Technical field
The utility model relates to technical field of automobile parts, has and be related to a kind of electric car suspension vibration isolation component.
Background technique
With increasingly severe energy consumption, a series of problems, such as environmental pollution, the promotion efficiency of electric car is at me State is increasing.It promotes in national strategy under technology development support, Development of Electric Vehicles is more and more rapider, and traction mentions Height, more technology enterprises are added in the research and development of electric car.
For electric car, important component of the suspension system as support motor not only influences the whole of automobile dynamic system Body operating, also affects the vibration noise performance of automobile, the suspension anti-vibration performance to electric car is needed to further investigate.Together When, due to engine and motor in vibration noise, torque characteristics there are larger difference, this design optimization to suspension system With affecting.Motor is different with the characteristic of engine, and traditional analysis design method can be used for reference, but is studying electronic vapour The vibration isolation problems of vehicle powertrain mounting system must be adjusted according to electric car feature.
Electric car suspending apparatus eliminates conventional fuel oil car to the preferable liquid of torque ripple vibration isolating effect in the prior art Hydraulic suspension, then the preferable rubber mounting of antitorque effect is used, to improve the antitorque restraining ability of suspension system.For rubber Glue suspension, biggish torsional property means biggish sound rigidity, so that the anti-vibration performance of rubber mounting reduces, it is especially high The vibration isolating effect of frequency vibration reduces more very.
Based on this, this application provides a kind of electric cars to suspend vibration isolation component.
Utility model content
In order to overcome the deficiencies of the prior art, this it is practical provides a kind of electric car suspension vibration isolation component, be different from Past electric car suspends vibrating isolation system, and electric car suspension vibration isolation component is made of second level vibration isolation unit, has both had relatively strong Ground anti-twisting property, but also with preferably anti-vibration performance.
The utility model provides a kind of electric car suspension vibration isolation component, wherein the electric car suspends vibration isolation component Bracket sheet including subframe fixed part, speed changer fixed part, connection the subframe fixed part and the speed changer fixed part Body, the subframe fixed part are equipped with the subframe mounting hole of perforation, are pressed with level-one vibration isolation group in the subframe mounting hole Part, the level-one vibration isolation component include the first inner frame set gradually from inside to outside, interference fit be fitted in the inner frame The level-one vibration piece of outer peripheral surface, the subframe fixed part ontology for being mounted on the level-one vibration piece outer peripheral surface, far from the bracket The speed changer fixed part of ontology is equipped at least one speed changer mounting hole, is pressed with second level in the speed changer mounting hole Vibration isolation component.
Preferably, the level-one vibration isolation component is fitted in the subframe mounting hole, the subframe mounting hole it is interior The periphery face contact of circumferential surface and the subframe fixed part ontology, the subframe fixed part ontology are fitted in the level-one vibration isolation On the outer peripheral surface of part, the level-one vibration piece interference fit is fitted on the first inner frame outer peripheral surface, and the inner frame is convex The subframe fixed part ontology out.
Preferably, the speed changer fixed part side edge far from the rack body is equipped at intervals with multiple along the vertical direction The speed changer mounting hole, second level vibration isolation component is pressed in the speed changer mounting hole, and described second level vibration isolation component one end is logical It crosses to be bolted and be each attached in anti-off board, the anti-off board and multiple second level vibration isolation components form overall structure.
Preferably, the second level vibration isolation component includes the second inner frame set gradually from inside to outside, interference fit press fitting The inner frame outer peripheral surface second level vibration piece, be mounted on the speed changer fixed part ontology of the second level vibration piece outer peripheral surface, The second level vibration isolation component is fitted in the speed changer mounting hole, and the speed changer fixed part ontology and the speed changer are installed Hole inner circumferential face contact.
Preferably, the second level vibration isolation component rigidity is much larger than the level-one vibration isolation component rigidity, the second level vibration piece Rigidity is much larger than the level-one vibration piece rigidity.
The utility model provides a kind of electric car, wherein the electric car includes electric car provided by the present application Vibration isolation component is suspended, and the suspension branch on the speed changer fixed part being fixed on the electric car suspension vibration isolation component Frame.
The utility model has the following beneficial effects: the utility model provides a kind of electric car suspension vibration isolation component, this is electronic Automobile suspended vibration isolation component is made of second level vibration isolation unit, in power assembly large torque operating condition, such as it is anxious accelerate, braking and compacted Row etc., power assembly is subjected to displacement, and the level-one vibration piece starts to compress, larger when being displaced, when level-one vibration piece kills, Level-one vibration piece can not continue to play buffer function, if displacement continues to increase, the second level of speed changer fixed part press fitting Vibration piece starts to compress, and suspension vibration isolation component is made to continue to play the role of buffer function, to play preferable antitorque.This is practical The electric car suspension vibration isolation component assembly of novel offer is simple, crew member's ride comfort is improved, from engine work The vibration noise pollution of generation is vibrated on work.
Detailed description of the invention
Fig. 1 the utility model provides a kind of electric car suspension vibration isolation assembly assumption diagram.
Fig. 2 the utility model provides a kind of electric car suspension vibration isolation assembly assumption diagram.
Specific embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with attached drawing, to enable art technology Personnel's refer to the instruction text can be implemented accordingly.
It should be appreciated that mention in the present specification or may mention up, down, left, right, before and after, front, the back side, top The positional terms such as portion, bottom are defined relative to each construction shown in the drawings, they are opposite concepts, therefore are had Different location according to locating for it, different use state and correspondingly changed.So also should not by these or Other positional terms are construed to restricted term.
According to Fig. 1, the utility model provides a kind of electric car suspension vibration isolation component, the electric car suspension every Vibration component includes subframe fixed part 1, speed changer fixed part 2, the connection subframe fixed part 1 and the speed changer fixed part 2 rack body 3, the subframe fixed part 1 are equipped with the subframe mounting hole 4 of perforation, press fitting in the subframe mounting hole 4 There is level-one vibration isolation component 5, the level-one vibration isolation component 5 includes the first inner frame 6 set gradually from inside to outside, interference fit pressure Mounted in 6 outer peripheral surface of inner frame level-one vibration piece 7, be mounted on the subframe fixed part of 7 outer peripheral surface of level-one vibration piece Ontology 8, the speed changer fixed part 2 far from the rack body 3 are equipped at least one speed changer mounting hole 9, the change Second level vibration isolation component 10 is pressed in fast device mounting hole 9.
In specific embodiment of the utility model, the level-one vibration isolation component 5 is fitted in the subframe mounting hole 4 Interior, the periphery face contact of the inner peripheral surface of the subframe mounting hole 4 and the subframe fixed part ontology 8, the subframe is consolidated Determine portion's ontology 8 to be fitted on the outer peripheral surface of the level-one vibration piece 7, the level-one vibration piece 7 interference fit is fitted in described the On one inner frame, 6 outer peripheral surface, the inner frame 6 protrudes the subframe fixed part ontology 8.Institute far from the rack body 3 It states 2 side edge of speed changer fixed part and is equipped at intervals with multiple speed changer mounting holes 9, the speed changer mounting hole along the vertical direction Second level vibration isolation component 10 is pressed in 9, described 10 one end of second level vibration isolation component, which is bolted, to be each attached in anti-off board 11, The anti-off board 11 forms overall structure with multiple second level vibration isolation components 10.The second level vibration isolation component 10 include by it is interior to The second inner frame 12 for setting gradually outside, interference fit are fitted in the second level vibration piece 13 of the inner frame outer peripheral surface, are mounted on The speed changer fixed part ontology 14 of 13 outer peripheral surface of second level vibration piece, the second level vibration isolation component 10 are fitted in the speed changer In mounting hole 14, the speed changer fixed part ontology 2 and the 14 inner circumferential face contact of speed changer mounting hole.The second level vibration isolation group 10 rigidity of part is much larger than 5 rigidity of level-one vibration isolation component, and 13 rigidity of second level vibration piece is much larger than the level-one vibration piece 7 Rigidity.
In the specific implementation of the utility model, the rack body 3 connects the subframe fixed part 1 and the speed change Device fixed part 2 forms integral structure, multiple second level vibration isolation that the speed changer fixed part 2 is pressed by the anti-off board 11 Component 10 links together, and operates the second level vibration isolation component 10 with overall structure.
Vibration isolation component is suspended according to electric car described in the utility model one side, in power assembly large torque operating condition When, for example, it is anxious accelerate, braking and crawling etc., power assembly is subjected to displacement, and the level-one vibration piece starts to compress, when displacement compared with Greatly, when level-one vibration piece kills, level-one vibration piece can not continue to play buffer function, if displacement continues to increase Greatly, the second level vibration piece of speed changer fixed part starts to compress, and makes suspension vibration isolation component continue to play buffer function, to play Preferable antitorque effect.
According to electric car described in the utility model another aspect suspend vibration isolation component, the second level vibration isolation component it is rigid Degree is much larger than the rigidity of the level-one vibration isolation component, and the rigidity of the second level vibration piece is rigid much larger than the level-one vibration piece Degree, in normal vehicle operation, mainly by level-one vibration piece carry out anti-vibration and shock, the utility model use level-one vibration piece compared with Vibration piece rigidity is small in the prior art, therefore vibration isolating effect and vehicle comfort property are more excellent in vehicle traveling process.
In technical solution provided by the utility model, the bracket sheet of the electric car suspension vibration isolation component use Body 3 is aluminum casting, and the structure of the rack body 3 has carried out light-weight design.In addition, electric car provided by the utility model It is simple to suspend the assembly of vibration isolation component, improves crew member's ride comfort, the vibration from vibrating generation in engine operation Noise pollution.
The utility model provides a kind of electric car, wherein the electric car includes electric car provided by the present application Vibration isolation component is suspended, and the suspension on the speed changer fixed part 2 being fixed on the electric car suspension vibration isolation component Bracket.
It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art, Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality It is not limited to specific details and legend shown and described herein with novel.

Claims (6)

1. a kind of suspension vibration isolation component for electric car, which is characterized in that the electric car suspends vibration isolation component and includes Subframe fixed part, speed changer fixed part, the rack body for connecting the subframe fixed part and the speed changer fixed part, institute The subframe mounting hole that subframe fixed part is equipped with perforation is stated, is pressed with level-one vibration isolation component, institute in the subframe mounting hole State level-one vibration isolation component include the first inner frame set gradually from inside to outside, interference fit be fitted in the inner frame outer peripheral surface Level-one vibration piece, be mounted on the subframe fixed part ontology of the level-one vibration piece outer peripheral surface, far from the rack body The speed changer fixed part is equipped at least one speed changer mounting hole, is pressed with second level vibration isolation group in the speed changer mounting hole Part.
2. the suspension vibration isolation component according to claim 1 for electric car, which is characterized in that the level-one vibration isolation group Part is fitted in the subframe mounting hole, and the inner peripheral surface of the subframe mounting hole is outer with the subframe fixed part ontology All face contacts, the subframe fixed part ontology are fitted on the outer peripheral surface of the level-one vibration piece, the level-one vibration piece mistake Cooperation of being full of is fitted on the first inner frame outer peripheral surface, and the inner frame protrudes the subframe fixed part ontology.
3. the suspension vibration isolation component according to claim 1 for electric car, which is characterized in that far from the bracket sheet The speed changer fixed part side edge of body is equipped at intervals with multiple speed changer mounting holes, the speed changer peace along the vertical direction Dress is pressed with second level vibration isolation component in hole, and described second level vibration isolation component one end, which is bolted, to be each attached in anti-off board, institute It states anti-off board and multiple second level vibration isolation components forms overall structure.
4. the suspension vibration isolation component according to claim 1 for electric car, which is characterized in that the second level vibration isolation group Part includes the second inner frame set gradually from inside to outside, is interference fitted the second level vibration isolation for being fitted in the inner frame outer peripheral surface Part, the speed changer fixed part ontology for being mounted on the second level vibration piece outer peripheral surface, the second level vibration isolation component are fitted in the change In fast device mounting hole, the speed changer fixed part ontology and the speed changer mounting hole inner circumferential face contact.
5. the suspension vibration isolation component according to claim 4 for electric car, which is characterized in that the second level vibration isolation group Part rigidity is much larger than the level-one vibration isolation component rigidity, and the second level vibration piece rigidity is much larger than the level-one vibration piece rigidity.
6. a kind of electric car, which is characterized in that the electric car includes that claim 1 ~ 5 is described in any item for electronic The suspension vibration isolation component of automobile, and be fixed on the speed changer fixed part that the electric car suspends in vibration isolation component Mounting bracket.
CN201821775226.9U 2018-10-31 2018-10-31 Suspension vibration isolation component and its electric car for electric car Active CN209535208U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201821775226.9U CN209535208U (en) 2018-10-31 2018-10-31 Suspension vibration isolation component and its electric car for electric car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201821775226.9U CN209535208U (en) 2018-10-31 2018-10-31 Suspension vibration isolation component and its electric car for electric car

Publications (1)

Publication Number Publication Date
CN209535208U true CN209535208U (en) 2019-10-25

Family

ID=68247651

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201821775226.9U Active CN209535208U (en) 2018-10-31 2018-10-31 Suspension vibration isolation component and its electric car for electric car

Country Status (1)

Country Link
CN (1) CN209535208U (en)

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GR01 Patent grant
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TR01 Transfer of patent right

Effective date of registration: 20210727

Address after: 201800 room 2201 J, 888 Moyu South Road, Anting Town, Jiading District, Shanghai

Patentee after: Shanghai Jiashi New Energy Technology Co.,Ltd.

Address before: 214000 room 616, floor 6, building A3, No. 777, Jianzhu West Road, Binhu District, Wuxi City, Jiangsu Province

Patentee before: WUXI YINGJIE AUTOMOTIVE TECHNOLOGY Co.,Ltd.

TR01 Transfer of patent right