CN100588853C - Engines damping-variable suspending shock-absorbing device - Google Patents
Engines damping-variable suspending shock-absorbing device Download PDFInfo
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- CN100588853C CN100588853C CN200810061565A CN200810061565A CN100588853C CN 100588853 C CN100588853 C CN 100588853C CN 200810061565 A CN200810061565 A CN 200810061565A CN 200810061565 A CN200810061565 A CN 200810061565A CN 100588853 C CN100588853 C CN 100588853C
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Abstract
The invention provides a variable damping suspension vibration absorber for an engine, belonging to the suspension vibration absorber field. The invention resolves the problems of complicated overallstructure and unstable vibration-reducing frequency band existing in an electrorheological fluid pressure suspension vibration absorber of a prior engine. The variable damping suspension vibration absorber of the engine comprises a main spring component and a base component, wherein the main spring component and the base component are circled into a sealing cavity which is provided inside with a vibration isolation mechanism; the vibration isolation mechanism comprises a pair of electrode components connected with a power supply with adjustable voltage; the upper electrode component comprisesa plurality of upper electrode plates arranged in parallel, the lower electrode component comprises a plurality of lower electrode plates arranged in parallel, the upper and the lower electrode platesare in mutually staggered arrangement, and a passing-fluid channel by which electrorheological fluids in an upper fluid chamber and a lower fluid chamber are communicated is formed between two adjacent electrode plates. The vibration isolation mechanism has the advantages of reasonable design, stable performance, simple and compact overall structure and easy assembly, and can effectively isolatethe engine vibration and the noise transmission within a wide frequency band.
Description
Technical field
The present invention relates to the suspending shock-absorbing device field, especially relate to a kind of engines damping-variable suspending shock-absorbing device.
Background technique
Hyundai Motor just develops towards miniaturization, comfortableization, low cost and low noise direction.Motor is as a main vibration source, and its transfer of vibration approach is to be delivered to through suspending on vehicle frame or the vehicle body by power assembly, and the vibration and the noise that therefore reduce motor to greatest extent are the keys of vehicle vibration damping and noise reduction to the transmission of vehicle body.Dynamic assembly suspension is as a critical elements in the vibration transfer approach, vibration insulation and noise reduction to automobile is a very important link, its anti-vibration performance directly affects the vibration and the noise condition of automobile, to the proper functioning and the life-span important influence of car comfort and automobile component.Hydraulic mount combines rubber damping and liquid-damped characteristic, performance is greatly improved than rubber mounting spare, its liquid that fills mostly is the mixture of water and ethylene glycol, usually can only in a certain frequency range, show the favorable damping performance, and can not in whole operating range, meet the demands, promptly can reduce the transfer of vibration rate of motor when the idle running by increasing damping, but simultaneously, because the transfer of vibration rate was unfavorable for the high frequency noise reduction when increase of damping had also strengthened high frequency.
In the last few years, Automobile Design develops to lighting and energy-conservation direction, thereby cause the vibration transfer aggravation between motor and the vehicle body, the NVH characteristic of car load is worsened, make traditional passive suspending to satisfy vibration isolation requirement between engine luggine and vehicle frame well.For this reason, people have carried out various explorations, multiple solution has been proposed, for example Chinese patent literature discloses a kind of motor car engine electrorheological fluid shock absorber [application number: CN200410024616.9], feature is pair of electrodes to be housed the rectangle damp channel both sides between the active chamber up and down at vibration damper, by the lead external high voltage power supply, change electric field strength between the electrode by the output voltage of regulating high-voltage power, thereby change the current liquid stickiness, reach the rigidity of vibration damper and the purpose of damping adjustable size.Introduce motor electrorheological fluid hydraulic suspension vibration damping equipment, can isolate the transmission of vibration noise in car of motor very effectively.With traditional passive suspend to suspend with the active engine mount of other form such as piezoelectricity compare, active engine mount has can isolate the transmission of engine luggine and noise effectively in the frequency band of broad, especially the vibration during engine idle, reliable operation, under the situation that half active member lost efficacy, also have the advantages such as anti-vibration performance of passive hydraulic mount.
But the structural design of the vibration isolating mechanism, particularly electrode of motor electrorheological fluid hydraulic suspension vibration damping equipment commonly used is reasonable inadequately at present, influences the adjusting of electrorheological fluid to the rigidity and the damping size of vibration damper, vibration damping frequency band instability.And overall structure is comparatively complicated, the manufacture cost height, and structure is compact inadequately, is difficult to installation and removal.
Summary of the invention
The objective of the invention is at the problems referred to above, a kind of compact structure is provided, vibration isolating mechanism is reasonable in design, and stable performance can be isolated the engines damping-variable suspending shock-absorbing device of engine luggine and noise transfer effectively in the frequency band of broad.
For achieving the above object, the present invention has adopted following technical proposal: this engines damping-variable suspending shock-absorbing device, comprise main spring assembly and base assembly, main spring assembly and base assembly surround the sealed cavity of the electrorheological fluid of can packing into, in cavity, be provided with the vibration isolating mechanism that it is divided into upper liquid chamber and following liquid chamber, it is characterized in that, described vibration isolating mechanism comprises a pair of electrode assemblie that can be connected with the adjustable power supply of voltage, be upper electrode assembly and bottom electrode assembly, the upper electrode assembly comprises the some electric pole plates that be arranged in parallel, bottom electrode assembly comprises the some lower electrode plates that be arranged in parallel, each above-mentioned electric pole plate and the interlaced setting of lower electrode plate, and form to be communicated with between adjacent two electrode plate electrorheological fluid in upper liquid chamber and the following liquid chamber the liquid passage.
Electrorheological fluid is a kind of suspension under usual conditions, and the transformation of liquid-solid can take place under effect of electric field for it.When extra electric field intensity was significantly less than certain critical value, electrorheological fluid was in a liquid state; When electric field strength was much higher than this critical value, it just became solid-state; Near the critical value of electric field strength, the viscosity of this suspension becomes big with the increase of electric field strength.Utilization of the present invention interlaced setting of two arrays of electrodes plate up and down constituted the liquid passage, and vibration isolating mechanism reaches unanimity to each regional rigidity and damping size adjustment.Electrode plate had both had the effect that is separated to form upper and lower liquid chamber, had the effect that changes the electrorheological fluid stickiness and then regulate rigidity and damping again, and overall structure is simple, compact, was easy to install, and can reduces manufacture cost greatly.
In above-mentioned engines damping-variable suspending shock-absorbing device, described each electric pole plate is fixed on the conductive annular upper bracket evenly and at intervals, and upper bracket is fixed on cavity inner wall by link press span on the annular of an insulation; Described each lower electrode plate is fixed on the conductive annular lower support frame evenly and at intervals, and lower support frame is fixed on cavity inner wall by link press span under the annular of an insulation.The two arrays of electrodes plate can be received respectively on the two poles of the earth of power supply by support, link press span had both had fixing effect, played the effect that insulation is isolated again.
In above-mentioned engines damping-variable suspending shock-absorbing device, described main spring assembly comprises elasticity master's spring of a taper type, be provided with the main spring skeleton of a tubular in this elasticity master spring, be embedded with synthetic skeleton, on synthetic skeleton, be connected with bolt on elasticity master spring top.
In above-mentioned engines damping-variable suspending shock-absorbing device, described base assembly comprises the base of a rigidity, and this base is fixed on the main spring assembly, is fixed with a hypoglyph between base and the main spring assembly, is connected with bolt on base.More particularly, cavity is surrounded by elasticity master spring, main spring skeleton and counterdie.
In above-mentioned engines damping-variable suspending shock-absorbing device, described upper and lower support and upper and lower electrode plate are made by conductive material, and upper bracket extremely links to each other with one of ABAP Adapter by lead, and lower support frame extremely links to each other by another of lead and ABAP Adapter.
In above-mentioned engines damping-variable suspending shock-absorbing device, have wire guide on the described upper and lower link press span, above-mentioned lead passes wire guide and links to each other with ABAP Adapter.
In above-mentioned engines damping-variable suspending shock-absorbing device, described upper and lower electrode plate and upper and lower support are made by copper material.
In above-mentioned engines damping-variable suspending shock-absorbing device, described upper and lower link press span is made of plastics.
In above-mentioned engines damping-variable suspending shock-absorbing device, described elasticity master's spring is made by rubber.
Compared with prior art, the advantage of this engines damping-variable suspending shock-absorbing device is: 1, vibration isolating mechanism is reasonable in design, and stable performance can be isolated engine luggine and noise transfer effectively in the frequency band of broad.2, electrode plate had both had the effect that is separated to form upper and lower liquid chamber, had the effect of regulating rigidity and damping again, and overall structure is simple, compact, was easy to install.
Description of drawings
Fig. 1 is a sectional view provided by the invention.
Fig. 2 is the sectional view of upper electrode assembly provided by the invention.
Fig. 3 is the sectional view of bottom electrode assembly provided by the invention.
Fig. 4 is the upper and lower electrode assemblie sectional view that fits together provided by the invention.
Fig. 5 is the upper and lower electrode assemblie plan view that fits together provided by the invention.
Among the figure, main spring assembly 2, main spring skeleton 20, elasticity master's spring 21, synthetic skeleton 22, base assembly 3, base 31, counterdie 32, upper liquid chamber 41, down liquid chamber 42, vibration isolating mechanism 5, upper electrode assembly 61, electric pole plate 61a, upper bracket 61b, link press span 61c, bottom electrode assembly 62, lower electrode plate 62a, lower support frame 62b, down link press span 6c, cross liquid passage 7, bolt 8, lead 9, wire guide 10.
Embodiment
As shown in Figure 1, this engines damping-variable suspending shock-absorbing device comprises main spring assembly 2 and base assembly 3, and both surround the sealed cavity of the electrorheological fluid of can packing into, is provided with the vibration isolating mechanism 5 that it is divided into upper liquid chamber 41 and following liquid chamber 42 in cavity.In the present embodiment, main spring assembly 2 comprises elasticity master's spring 21 of being made by rubber of a taper type, and this elasticity master spring 21 is fixed on the main spring skeleton 20, is embedded with synthetic skeleton 22 on elasticity master spring 21, is connected with bolt 8 on synthetic skeleton 22.Base assembly 3 comprises the base 31 of a rigidity, and this base 31 is fixed on the main spring skeleton 20, is connected with bolt 8 on base 31, is fixed with a hypoglyph 32 between base 31 and the main spring skeleton 20.In fact, cavity is surrounded by elasticity master spring 21, main spring skeleton 20 and counterdie 32.Bolt 8 on the main spring assembly 2 links to each other with vehicle frame, and the bolt 8 on the base assembly 3 links to each other with motor.
Shown in Fig. 2,3 and 4, vibration isolating mechanism 5 comprises a pair of electrode assemblie that can be connected with the adjustable power supply of voltage, i.e. upper electrode assembly 61 and bottom electrode assembly 62.Upper electrode assembly 61 comprises the some electric pole plate 61a that be arranged in parallel, and each electric pole plate 61a is fixed on the conductive annular upper bracket 61b evenly and at intervals, and upper bracket 61b is fixed on cavity inner wall by link press span 61c on the annular of an insulation.Bottom electrode assembly 62 comprises the some lower electrode plate 62a that be arranged in parallel, and each lower electrode plate 62a is fixed on the conductive annular lower support frame 62b evenly and at intervals, and lower support frame 62b is fixed on cavity inner wall by link press span 6c under the annular of an insulation.Each above-mentioned electric pole plate 61a and the interlaced setting of lower electrode plate 62a, and form to be communicated with between adjacent two electrode plate electrorheological fluid in upper liquid chamber 41 and the following liquid chamber 42 liquid passage 7.Above-mentioned electric pole plate 61a and lower electrode plate 62a all vertically are provided with.
In the present embodiment, upper and lower electrode plate 61a, 62a and upper and lower support 61b, 62b make by copper material, and upper and lower link press span 61c, 62c are made of plastics.Upper bracket 61b extremely links to each other with one of ABAP Adapter by lead 9, and lower support frame 62b extremely links to each other by another of lead 9 and ABAP Adapter.Have wire guide 10 on upper and lower link press span 61c, the 62c, above-mentioned lead 9 passes wire guide 10 and is connected with ABAP Adapter.
The present invention has utilized current liquid apparent viscosity under the effect of electric field strength significantly to increase, mobile reduce gradually and then reach the state that stops to flow, have the anti-shearing stress that belongs to solid properties simultaneously, and current liquid can changed between solid and liquid under the effect of electric field strength.When the vibration of motor is big, apply electric field strength, the current liquid apparent viscosity will increase and produce anti-shearing stress, thereby increase the damping characteristic of liquid, strengthen the ability that consumes vibration, the vibration that is delivered to vehicle body is reduced, and promptly half active engine mount plays the purpose of isolating engine luggine.
Specific embodiment described herein only is that the present invention's spirit is illustrated.The technician of the technical field of the invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used main spring assembly 2, main spring skeleton 20, elasticity master's spring 21, synthetic skeleton 22, base assembly 3, base 31, counterdie 32, upper liquid chamber 41, following liquid chamber 42, vibration isolating mechanism 5, upper electrode assembly 61, electric pole plate 61a, upper bracket 61b, link press span 61c, bottom electrode assembly 62, lower electrode plate 62a, lower support frame 62b, following link press span 6c, crossed terms such as liquid passage 7, bolt 8, lead 9, wire guide 10 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (8)
1. engines damping-variable suspending shock-absorbing device, comprise main spring assembly (2) and base assembly (3), main spring assembly (2) and base assembly (3) surround the sealed cavity of the electrorheological fluid of can packing into, in cavity, be provided with the vibration isolating mechanism (5) that it is divided into upper liquid chamber (41) and following liquid chamber (42), it is characterized in that, described vibration isolating mechanism (5) comprises a pair of electrode assemblie that can be connected with the adjustable power supply of voltage, be upper electrode assembly (61) and bottom electrode assembly (62), upper electrode assembly (61) comprises the some electric pole plates that be arranged in parallel (61a), bottom electrode assembly (62) comprises the some lower electrode plates that be arranged in parallel (62a), above-mentioned each electric pole plate (61a) and the interlaced setting of lower electrode plate (62a), and form the liquid passage (7) excessively that is communicated with upper liquid chamber (41) and the interior electrorheological fluid of following liquid chamber (42) between adjacent two electrode plate; Described each electric pole plate (61a) is fixed on the conductive annular upper bracket (61b) evenly and at intervals, and upper bracket (61b) is fixed on cavity inner wall by link press span (61c) on the annular of an insulation; Described each lower electrode plate (62a) is fixed on the conductive annular lower support frame (62b) evenly and at intervals, and lower support frame (62b) is fixed on cavity inner wall by link press span (62c) under the annular of an insulation.
2. engines damping-variable suspending shock-absorbing device according to claim 1, it is characterized in that, described main spring assembly (2) comprises elasticity master's spring (21) of a taper type, be provided with the main spring skeleton (20) of a tubular in this elasticity master spring (21), be embedded with synthetic skeleton (22) on elasticity master spring (21) top, on synthetic skeleton (22), be connected with bolt (8).
3. engines damping-variable suspending shock-absorbing device according to claim 1, it is characterized in that, described base assembly (3) comprises the base (31) of a rigidity, this base (31) is fixed on the main spring assembly (2), be fixed with a hypoglyph (32) between base (31) and the main spring assembly (2), on base (31), be connected with bolt (8).
4. according to claim 2 or 3 described engines damping-variable suspending shock-absorbing devices, it is characterized in that, described upper and lower support (61b, 62b) and upper and lower electrode plate (61a, 62a) are made by conductive material, upper bracket (61b) extremely links to each other with one of ABAP Adapter by lead (9), and lower support frame (62b) extremely links to each other by another of lead (9) and ABAP Adapter.
5. engines damping-variable suspending shock-absorbing device according to claim 4 is characterized in that, has wire guide (10) on the described upper and lower link press span (61c, 62c), and above-mentioned lead (9) passes wire guide (10) and links to each other with ABAP Adapter.
6. engines damping-variable suspending shock-absorbing device according to claim 4 is characterized in that, described upper and lower electrode plate (61a, 62a) and upper and lower support (61b, 62b) are made by copper material.
7. engines damping-variable suspending shock-absorbing device according to claim 4 is characterized in that, described upper and lower link press span (61c, 62c) is made of plastics.
8. engines damping-variable suspending shock-absorbing device according to claim 2 is characterized in that, described elasticity master's spring (21) is made by rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810061565A CN100588853C (en) | 2008-05-07 | 2008-05-07 | Engines damping-variable suspending shock-absorbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810061565A CN100588853C (en) | 2008-05-07 | 2008-05-07 | Engines damping-variable suspending shock-absorbing device |
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| Publication Number | Publication Date |
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| CN101285513A CN101285513A (en) | 2008-10-15 |
| CN100588853C true CN100588853C (en) | 2010-02-10 |
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| CN200810061565A Active CN100588853C (en) | 2008-05-07 | 2008-05-07 | Engines damping-variable suspending shock-absorbing device |
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Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101670776B (en) * | 2009-09-25 | 2012-11-21 | 宁波拓普集团股份有限公司 | Semiactive suspending device with electromagnetic valve |
| CA2943567A1 (en) * | 2014-01-02 | 2015-07-09 | Cooper-Standard Automotive Inc. | Multi-state electronically switchable engine mount assembly |
| JP6286271B2 (en) * | 2014-04-18 | 2018-02-28 | 住友理工株式会社 | Vibration isolator |
| CN104074919B (en) * | 2014-07-09 | 2016-02-24 | 重庆大学 | Based on the magnetorheological hydraulic engine mount of all Radial Flow patterns |
| CN106287119B (en) * | 2016-08-30 | 2018-06-12 | 杭州衡源汽车科技有限公司 | Vibration isolation type pure electric vehicle logistic car driving motor supporting rack |
| CN106838107B (en) * | 2017-04-14 | 2019-04-16 | 安徽江淮汽车集团股份有限公司 | A kind of active control hydraulic pressure suspension structure |
| CN106904068B (en) * | 2017-05-08 | 2018-01-23 | 牛艳兵 | A kind of suspension device for automobile engine |
| US11959527B2 (en) | 2018-05-10 | 2024-04-16 | Prospira Corporation | Vibration isolator |
| CN108869616A (en) * | 2018-09-20 | 2018-11-23 | 上海大学 | A kind of multilayer pole plate giant electro-rheological fluid damper |
| CN110370910B (en) * | 2019-07-18 | 2020-09-18 | 浙江零跑科技有限公司 | Electric drive assembly suspension structure of electric vehicle |
| CN111828534B (en) * | 2020-07-14 | 2021-12-03 | 国网上海市电力公司 | Electromechanical equipment damping frame and damping method thereof |
| CN112060900B (en) * | 2020-10-10 | 2022-04-05 | 上海汽车集团股份有限公司 | Automobile, power assembly suspension system and torsion-resistant pull rod thereof |
| CN113504058B (en) * | 2021-06-16 | 2022-06-03 | 襄阳达安汽车检测中心有限公司 | Method and system for identifying vibration characteristics of hydraulic suspension of passenger vehicle |
| CN113565919B (en) * | 2021-06-21 | 2023-06-02 | 河北华北柴油机有限责任公司 | Vibration damper for engine controller |
| CN113914493B (en) * | 2021-09-29 | 2023-05-05 | 长安大学 | Combined multidirectional vibration damper |
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- 2008-05-07 CN CN200810061565A patent/CN100588853C/en active Active
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Owner name: ZHEJIANG PROV LUOSHI SHOCK ABSORPTION PART CO., LT Free format text: FORMER OWNER: ZHEJIANG PROVINCE TUOSHI INDUSTRIAL DEVELOPMENT CO., LTD. Effective date: 20090904 |
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Effective date of registration: 20090904 Address after: Zhejiang province Yuhuan County Zhuhai town Motorcycle Industrial Park Code: 317600 Applicant after: Zhejiang Luo's Enterprise Development Co., Ltd. Address before: Zhejiang province Yuhuan County Zhuhai town Motorcycle Industrial Park Code: 317600 Applicant before: Zhejiang Luo's Industrial Development Co., Ltd. Co-applicant before: Shi Wenku |
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Effective date of registration: 20101224 Address after: 317600 Motorcycle Industrial Park, Zhujiang Town, Zhejiang, Yuhuan County Patentee after: Zhejiang Luo's Enterprise Development Co., Ltd. Address before: 317600 Motorcycle Industrial Park, Zhujiang Town, Zhejiang, Yuhuan County Co-patentee before: Shi Wenku Patentee before: Zhejiang Luo's Enterprise Development Co., Ltd. |
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Owner name: SHANGHAI LUOSHI DAMPING PARTS CO., LTD. Free format text: FORMER OWNER: ZHEJIANG LUOSHI SHOCK ABSORBER CO., LTD. Effective date: 20130617 |
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Effective date of registration: 20130617 Address after: Anting town Jiading District Shanghai city 201814 Anxiao Road No. 51 Patentee after: Shanghai Luoshi Damping Parts Co., Ltd. Address before: 317600 Motorcycle Industrial Park, Zhujiang Town, Zhejiang, Yuhuan County Patentee before: Zhejiang Luo's Enterprise Development Co., Ltd. |
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Owner name: JIANGSU LUOSHI SHOCK ABSORPTION PARTS CO., LTD. Free format text: FORMER OWNER: SHANGHAI LUOSHI DAMPING PARTS CO., LTD. Effective date: 20141105 |
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Effective date of registration: 20141105 Address after: 226600 interchange of 221 provincial road and harmony Road, Haian Economic Development Zone, Haian County, Jiangsu, Nantong Patentee after: Jiangsu Luoshi Shock Absorption Parts Co., Ltd. Address before: Anting town Jiading District Shanghai city 201814 Anxiao Road No. 51 Patentee before: Shanghai Luoshi Damping Parts Co., Ltd. |