CN211371129U - Inertia channel decoupling film type electromagnetic active hydraulic suspension - Google Patents
Inertia channel decoupling film type electromagnetic active hydraulic suspension Download PDFInfo
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- CN211371129U CN211371129U CN201921136209.5U CN201921136209U CN211371129U CN 211371129 U CN211371129 U CN 211371129U CN 201921136209 U CN201921136209 U CN 201921136209U CN 211371129 U CN211371129 U CN 211371129U
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- Prior art keywords
- main spring
- inertia channel
- rubber
- decoupling
- rubber main
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- 239000000725 suspension Substances 0.000 title abstract description 27
- 229920001971 elastomer Polymers 0.000 claims abstract description 54
- 239000005060 rubber Substances 0.000 claims abstract description 54
- 239000002184 metal Substances 0.000 claims abstract description 15
- 210000002469 basement membrane Anatomy 0.000 claims abstract description 7
- 210000004379 membrane Anatomy 0.000 claims description 13
- 239000012528 membrane Substances 0.000 claims description 13
- 239000007788 liquid Substances 0.000 description 13
- 238000002955 isolation Methods 0.000 description 7
- 238000013016 damping Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Images
Landscapes
- Combined Devices Of Dampers And Springs (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model provides an inertia channel decoupling film type electromagnetic active hydraulic suspension, which mainly comprises an upper mounting structure, a metal framework, a rubber main spring, a decoupling film, a rubber main spring support, a base, a shell, an electromagnetic actuator, a rubber bottom film, a lower inertia channel body, an upper inertia channel body, an actuator moving rod and a decoupling film connecting piece; the decoupling mechanism comprises a rubber main spring support, an upper inertia channel body, a lower inertia channel body, a decoupling film, an electromagnetic actuator and an actuator moving rod, wherein the rubber main spring support is fixed on a base; the decoupling film connecting piece penetrates through the decoupling film and is fixed in a counter bore in the middle of the moving rod of the actuator; the rubber basement membrane is fixed between the shell and the lower inertia passage body. The active hydraulic suspension body is small, compact in structure and low in power consumption, so that the active hydraulic suspension body has strong engineering applicability.
Description
Technical Field
The utility model belongs to the technical field of vibration noise control, in particular to inertia passageway decoupling zero diaphragm type electromagnetism initiative hydraulic pressure suspension.
Background
The engine is one of the main vibration and noise sources of the vehicle, and effective vibration isolation of the engine is an important means for improving the riding comfort of the vehicle. The engine suspension is used as a vibration isolation element of a power assembly, and plays an important role in improving the comfort of an automobile and reducing the transmission of solid noise. The suspensions traditionally used are of synthetic rubber and do not effectively function to damp and reduce noise in either the low or high frequency range. The hydraulic suspension is a novel vibration isolation element, combines a rubber support and a hydraulic vibration damping system together, can provide larger damping in a low frequency range, can effectively attenuate large-amplitude vibration of an engine, has lower dynamic stiffness at medium-high frequency, can effectively reduce noise in a vehicle, and particularly reduces resonance sound of a vehicle cavity.
The currently common inertial channel decoupling film type semi-active hydraulic suspension is an automobile power assembly vibration isolation element with excellent performance, the dynamic characteristic of the suspension can be adjusted according to the rotating speed of an engine and different road surface excitations, the vibration isolation performance in the whole frequency band range is improved, and the noise, vibration and sound vibration roughness performance and the dynamic comfort of the whole automobile are improved. However, under the excitation of low frequency and large amplitude, the semi-active hydraulic suspension has impact between the decoupling film and the upper and lower limiting plates and generates noise, so that the service life of the semi-active hydraulic suspension is shortened, and meanwhile, the high-frequency noise reduction capability of the semi-active hydraulic suspension cannot meet the increasingly improved automobile comfort requirement.
The inertia channel decoupling film type active hydraulic mount improves the defect of a semi-active hydraulic mount by applying a control force to a decoupling film and utilizing the amplification effect of an inertia channel, and is a hotspot of engine mount research at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inertia passageway decoupling zero diaphragm type electromagnetism initiative hydraulic suspension, this initiative hydraulic suspension body is less, compact structure, low power dissipation to have very strong engineering suitability.
Realize the technical scheme of the utility model as follows:
an inertia channel decoupling film type electromagnetic active hydraulic mount mainly comprises an upper mounting structure, a metal framework, a rubber main spring, a decoupling film, a rubber main spring support, a base, a shell, an electromagnetic actuator, a rubber bottom film, a lower inertia channel body, an upper inertia channel body, an actuator moving rod and a decoupling film connecting piece;
the decoupling membrane is fixed between the upper inertia channel body and the lower inertia channel body, the shell is provided with a groove, the electromagnetic actuator is positioned in the groove, and the actuator moving rod passes through the lower inertia channel body and an opening at the bottom end of the groove to be connected with the electromagnetic actuator; the decoupling film connecting piece penetrates through the decoupling film and is fixed in a counter bore in the middle of the moving rod of the actuator; the rubber basement membrane is fixed between the shell and the lower inertia passage body.
Further, the utility model discloses still include mounting structure and metal framework, metal framework is located rubber main spring, it is located the recess on the rubber main spring to go up mounting structure.
Further, go up mounting structure, metal framework, rubber master spring support vulcanization and become overall structure.
Further, the rubber basement membrane vulcanizes with lower inertia passageway body and becomes overall structure.
Advantageous effects
First, the utility model discloses the suspension should have big rigidity, big damping characteristic under the big amplitude excitation of low frequency, should have low rigidity, little damping characteristic under the little amplitude excitation of high frequency, through applying the control force to the decoupling zero membrane, enlargies the back through hydraulic pressure inertia passageway, applies for rubber main spring, offsets each other with the exciting force that rubber main spring received to the vibration transmission of isolation equipment has solved the requirement conflict of these two aspects.
And secondly, designing an upper cavity and a lower cavity in the decoupling membrane and the upper inertia channel body and the lower inertia channel body, and injecting hydraulic oil into the cavities. The electromagnetic actuator drives the decoupling film, so that liquid actively flows in the two liquid chambers through the inertia channels on the upper and lower inertia channel bodies, the quick attenuation of the suspension low-frequency large-amplitude vibration is realized, the large swing of equipment such as an engine is avoided, the transmission of high-frequency vibration noise to the interior of the vehicle is reduced, and the vibration isolation effect of the suspension full frequency band is improved.
And thirdly, a metal framework is arranged in the rubber main spring of the passive bearing part, so that the rigidity and the bearing capacity of the rubber main spring are improved, the size of the passive vibration isolator is reduced, and the internal integration and the integrated design are facilitated.
And the sizes of the passive vibration isolator and the electromagnetic actuator can be determined according to the controlled object to form a series of active hydraulic suspensions, and the passive vibration isolator and the electromagnetic actuator are suitable for the fields of automobiles, ships, industry and the like.
Drawings
Fig. 1 is an isometric view of an inertia channel decoupling film type electromagnetic active hydraulic suspension of the present invention;
FIG. 2 is an assembly diagram of an inertia channel decoupling film type electromagnetic active hydraulic suspension;
wherein: 1-upper mounting structure, 2-metal framework, 3-rubber main spring, 4-decoupling film, 5-rubber main spring support, 6-base, 7-shell, 8-electromagnetic actuator, 9-rubber bottom film, 10-lower inertia channel body, 11-upper inertia channel body, 12-actuator moving rod and 13-decoupling film connecting piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
Combine attached drawing 1 ~ 2, the embodiment of the utility model provides an inertia passageway decoupling zero diaphragm type electromagnetism initiative hydraulic pressure suspension mainly comprises last mounting structure 1, metal framework 2, rubber main spring 3, decoupling zero membrane 4, rubber main spring support 5, base 6, shell 7, electromagnetic actuator 8, rubber basement membrane 9, lower inertia passageway body 10, the inertia passageway body 11 of going up, actuator motion pole 12 and decoupling zero membrane connecting piece 13. An upper cavity and a lower cavity are designed in the decoupling membrane 4 and the upper inertia channel body 10 and the lower inertia channel body 11, and hydraulic oil is injected into the cavities.
The rubber main spring support 5 is fixed on the base 6, the rubber main spring 3 is fixed on the rubber main spring support 5, the upper inertia channel body 11 and the lower inertia channel body 10 are matched with each other and fixed on the base 6 through the shell 7, the decoupling film 4 is fixed between the upper inertia channel body 11 and the lower inertia channel body 10, the shell 7 is provided with a groove, the electromagnetic actuator 8 is positioned in the groove, and the actuator moving rod 12 penetrates through the lower inertia channel body 10 and an opening at the bottom end of the groove to be connected with the electromagnetic actuator 8; the decoupling film 4 connecting piece 13 penetrates through the decoupling film 4 and is fixed in a counter bore in the middle of the actuator moving rod 12; a rubber backing membrane 9 is secured between the housing 7 and the lower inertial tunnel body 10.
The embodiment of the utility model provides a rubber owner spring 3, rubber owner spring support 5, go up inertia passageway body 11 and decoupling zero membrane 4 and form the liquid chamber, and lower inertia passageway body 10 and rubber basement membrane 9 form down the liquid chamber, and upper and lower two liquid chambers are through upper and lower inertia passageway body 11, the inertia passageway intercommunication that 10 formed. In the vibration process of the rubber main spring 3, due to the pressure difference between the upper liquid chamber and the lower liquid chamber, liquid flows through the inertia channel to generate energy loss along the way and local energy loss at the inlet and the outlet, so that the aim of damping vibration is fulfilled.
The embodiment of the utility model provides an installation electromagnetic actuator 8 on decoupling zero membrane 4 between upper and lower liquid chamber, but decoupling zero membrane 4 through the 8 drive up-and-down motion of electromagnetic actuator, change volume and the pressure of upper and lower liquid chamber, and then change the rigidity of suspension. When the rubber main spring 3 is pressed, the electromagnetic actuator 8 drives the decoupling film 4 to move upwards, and the force is amplified through the upper liquid chamber and the inertia channel and then applied to the rubber main spring 3 to counteract the exciting force received by the rubber main spring 3, and vice versa when the rubber main spring 3 is pulled.
The embodiment of the utility model provides a still include mounting structure 1 and metal framework 2, metal framework 2 is located rubber main spring 3, it is located the recess on rubber main spring 3 to go up mounting structure 1.
The embodiment of the utility model provides an inertia passageway decoupling zero diaphragm type electromagnetism initiative hydraulic pressure suspension, specific installation procedure is as follows:
(1) the upper mounting structure 1, the metal framework 2, the rubber main spring 3 and the rubber main spring support 5 are vulcanized into an integral structure;
(2) the rubber basement membrane 9 and the lower inertia channel body 10 are vulcanized into an integral structure;
(3) the decoupling film 4, the actuator moving rod 12 and the decoupling film connecting piece 13 are assembled into an assembly;
(4) installing an inertia channel body 11 to the step (1) assembly;
(5) mounting the components in the step (2) and the step (3) on the structure assembled in the last step;
(6) installing an electromagnetic actuator 8;
(7) mounting the housing 7;
(8) the cavity I and the cavity II are filled with oil.
After the active hydraulic suspension is installed, the active hydraulic suspension can be installed between controlled objects such as an engine and the foundation, the electromagnetic actuator drives the decoupling film, so that liquid actively flows in the two liquid chambers through the inertia channels on the upper inertia channel body and the lower inertia channel body, vibration energy is consumed, and a vibration damping effect is achieved.
In summary, the above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. An inertia channel decoupling film type electromagnetic active hydraulic mount is characterized by mainly comprising an upper mounting structure (1), a metal framework (2), a rubber main spring (3), a decoupling film (4), a rubber main spring support (5), a base (6), a shell (7), an electromagnetic actuator (8), a rubber bottom film (9), a lower inertia channel body (10), an upper inertia channel body (11), an actuator moving rod (12) and a decoupling film connecting piece (13);
the rubber main spring support (5) is fixed on the base (6), the rubber main spring (3) is fixed on the rubber main spring support (5), the upper inertia channel body and the lower inertia channel body (11 and 10) are matched with each other and fixed on the base (6) through the shell (7), the decoupling film (4) is fixed between the upper inertia channel body and the lower inertia channel body (11 and 10), the shell (7) is provided with a groove, the electromagnetic actuator (8) is positioned in the groove, and the actuator moving rod (12) penetrates through the lower inertia channel body (10) and an opening at the bottom end of the groove to be connected with the electromagnetic actuator (8); the decoupling film connecting piece (13) penetrates through the decoupling film (4) and is fixed in a counter bore in the middle of the actuator moving rod (12); the rubber basement membrane (9) is fixed between the shell (7) and the lower inertia channel body (10).
2. The inertia track decoupling membrane type electromagnetic active hydraulic mount is characterized by further comprising an upper mounting structure (1) and a metal framework (2), wherein the metal framework (2) is located in the rubber main spring (3), and the upper mounting structure (1) is located in a groove in the rubber main spring (3).
3. The inertia track decoupling film type electromagnetic active hydraulic mount as claimed in claim 2, wherein the upper mounting structure (1), the metal framework (2), the rubber main spring (3) and the rubber main spring support (5) are vulcanized into an integral structure.
4. The inertia track decoupling membrane type electromagnetic active hydraulic mount of claim 1, wherein the rubber backing membrane (9) and the lower inertia track body (10) are vulcanized into a unitary structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136209.5U CN211371129U (en) | 2019-07-19 | 2019-07-19 | Inertia channel decoupling film type electromagnetic active hydraulic suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921136209.5U CN211371129U (en) | 2019-07-19 | 2019-07-19 | Inertia channel decoupling film type electromagnetic active hydraulic suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371129U true CN211371129U (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921136209.5U Withdrawn - After Issue CN211371129U (en) | 2019-07-19 | 2019-07-19 | Inertia channel decoupling film type electromagnetic active hydraulic suspension |
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| CN (1) | CN211371129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439957A (en) * | 2019-07-19 | 2019-11-12 | 中国船舶重工集团公司第七一九研究所 | A kind of inertia channel decoupling membrane type electromagnetism active hydraulic mount |
-
2019
- 2019-07-19 CN CN201921136209.5U patent/CN211371129U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439957A (en) * | 2019-07-19 | 2019-11-12 | 中国船舶重工集团公司第七一九研究所 | A kind of inertia channel decoupling membrane type electromagnetism active hydraulic mount |
| CN110439957B (en) * | 2019-07-19 | 2024-05-31 | 中国船舶重工集团公司第七一九研究所 | Inertia channel decoupling film type electromagnetic active hydraulic suspension |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200828 Effective date of abandoning: 20240531 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200828 Effective date of abandoning: 20240531 |