CN105387122A - Semi-active hydraulic suspension - Google Patents
Semi-active hydraulic suspension Download PDFInfo
- Publication number
- CN105387122A CN105387122A CN201510872672.6A CN201510872672A CN105387122A CN 105387122 A CN105387122 A CN 105387122A CN 201510872672 A CN201510872672 A CN 201510872672A CN 105387122 A CN105387122 A CN 105387122A
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- China
- Prior art keywords
- active hydraulic
- shell
- hydraulic mount
- motor
- channel
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Devices Of Dampers And Springs (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to automobile parts and discloses a semi-active hydraulic suspension. The semi-active hydraulic suspension comprises a rubber main spring (13), a shell (3) and a bottom film (7). A cavity is defined by the rubber main spring (13), the shell (3) and the bottom film (7) in an enclosed mode. A vibration isolation mechanism (5) is arranged in the cavity and divides the cavity into an upper liquid chamber (21) and a lower liquid chamber (22). A first channel (51) and a second channel (52) are formed in the vibration isolation mechanism (5). A cover plate (81) is arranged on the vibration isolation mechanism (5) and located below the first channel (51). The cover plate (81) is provided with at least one square hole (811). A motor (84) is arranged on the shell (3) and provided with a lifting shaft (83). The lifting shaft (83) is provided with a flow limiting block (82) which controls opening and closing of the square holes (811). The dynamic characteristics of the hydraulic suspension are controlled through the motor, so that the semi-active hydraulic suspension meets the requirements for vibration reduction under different working conditions.
Description
Technical field
The present invention relates to auto parts and components, particularly relate to half active hydraulic mount.
Background technique
Hydraulic Mounting of Automotive Engines refers to the elastic connecting system between power assembly and vehicle frame, and the design quality of this system damping property is directly connected to the transmission of engine luggine to car body, affects the NVH performance of car load.Hydraulic mount is the vitals of automobile, and be mainly used to reduce motor and be delivered to vibration on vehicle body, control the displacement of motor simultaneously, the moment of torsion of opposing motor, also will reduce the impact passing to power assembly from tire on potted road surface.Therefore, require that hydraulic mount had both possessed good vibration isolation capability, also possess the ability well intercepting and impact.Existing hydraulic mount mainly contains simple throttling cellular type, inertia channel formula and inertia channel-decoupling zero membrane type etc.Existing hydraulic mount mainly contains following characteristics: 1. rational in infrastructure, and coordinate closely, long-time use also can not cause loosening, long service life; 2. be convenient to make and assembling, with low cost; 3. damper is effective, and operating noise is little, can meet various working need of work.But existing hydraulic mount also has the following disadvantages: existing hydraulic mount can only have good damping effect usually in a certain frequency range, damping requirement can not be met in the whole operating range of automobile.The active engine mount technology of up-to-date proposition, carries out damping by active actuator at high band, compensate for the deficiency of conventional hydraulic suspension high frequency performance, but its complex structure, and cost is higher.
Summary of the invention
The present invention is directed to deficiency of the prior art, provide half active hydraulic mount.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals:
Half active hydraulic mount, comprise rubber spring, shell and counterdie, rubber spring, shell and counterdie surround a cavity, are provided with vibration isolating mechanism in cavity, cavity is divided into upper liquid chamber and lower liquid chamber by vibration isolating mechanism, be provided with first passage and second channel in vibration isolating mechanism, vibration isolating mechanism be positioned at below first passage and be provided with cover plate, cover plate is provided with at least one square hole, shell is provided with motor, motor is provided with lifting axis, and lifting axis is provided with current limliting block, and current limliting block controls the closed of square hole; Be provided with solenoid valve in second channel, the solenoid valve the other end is fixed on shell.
As preferably, vibration isolating mechanism is provided with isolating plate, and isolating plate two ends are provided with swash plate, and isolating plate is provided with through hole; Vibration isolating mechanism is provided with tapped hole, and tapped hole and through hole are connected.
As preferably, motor is provided with containment vessel.
As preferably, rubber spring is provided with metal frame, and metal frame is provided with connecting bolt.
As preferably, upper connecting bolt is provided with locating support.
As preferably, shell is connected with base, and base is connected with lower connecting bolt.
As preferably, base is provided with locating stud.
As preferably, base is provided with bleeder port.
The present invention, owing to have employed above technological scheme, has significant technique effect: the present invention adopts the closed of each square hole in Electric Machine Control, thus the dynamic characteristic of hydraulic control suspension, makes it meet the needs of vibration damping under the different operating mode of automobile; Change flow direction by isolating plate, thus reach the effect of regulator solution hydraulic suspension damping, the present invention has the features such as cost is low, structure simple, good reliability.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of Fig. 1 cover plate.
The toponym that in above accompanying drawing, each number designation refers to is as follows: wherein, 1-upper connecting bolt, 21-upper liquid chamber, 22-lower liquid chamber, 3-shell, 41-isolating plate, 42-swash plate, 43-through hole, 5-vibration isolating mechanism, 51-first passage, 52-second channel, 53-tapped hole, 6-solenoid valve, 7-counterdie, 81-cover plate, 811-square hole, 82-current limliting block, 83-lifting axis, 84-motor, 85-containment vessel, 9-base, 10-locating stud, 11-lower connecting bolt, 12-bleeder port, 13-rubber spring, 14-locating support, 15-metal frame.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is described in further detail.
Embodiment 1
Half active hydraulic mount, as shown in Figure 1-2, comprise rubber spring 13, shell 3 and counterdie 7, rubber spring 13, shell 3 and counterdie 7 surround a cavity, vibration isolating mechanism 5 is provided with in cavity, cavity is divided into upper liquid chamber 21 and lower liquid chamber 22 by vibration isolating mechanism 5, first passage 51 and second channel 52 is provided with in vibration isolating mechanism 5, vibration isolating mechanism 5 is positioned at below first passage 51 and is provided with cover plate 81, cover plate 81 is provided with ten square holes 811, shell 3 is provided with motor 84, motor 84 is provided with lifting axis 83, lifting axis 83 is provided with current limliting block 82, current limliting block 82 controls the closed of square hole 811.Current limliting block 82 is by controlling the closed discharge value controlling liquid in first passage 51 of square hole 811, when needs low-frequency vibration, control motor 84 to rotate, motor 84 promotes current limliting block 82 by lifting axis 83, current limliting block 82 covers square hole 811, thus the liquid communication amount of upper liquid chamber 21 and lower liquid chamber 22 is diminished, hydraulic mount damping diminishes, and rigidity becomes large.When needs dither, control motor 84 and rotate, motor 84 retracts current limliting block 82 by lifting axis 83, and square hole 811 is opened by current limliting block 82, thus makes the liquid communication quantitative change of upper liquid chamber 21 and lower liquid chamber 22 large, and hydraulic mount damping becomes large, and rigidity diminishes.By controlling the movement of current limliting block 82, reach the object regulating hydraulic damping dynamic characteristic.Be provided with solenoid valve 6 in second channel 52, solenoid valve 6 the other end is fixed on the liquid stream flux that shell 3 can be controlled second channel 52 by solenoid valve 6, the dynamic characteristic of hydraulic control suspension, makes it meet the needs of vibration damping under the different operating mode of automobile.
Vibration isolating mechanism 5 is provided with isolating plate 41, isolating plate 41 two ends are provided with swash plate 42, swash plate 42 is for arrange obliquely, when upper connecting bolt 1 is squeezed, the liquid distortion below upper connecting bolt 1 is maximum, and liquid flows to first passage 51 and second channel 52 along isolating plate 41 both sides, isolating plate 41 changes the flow direction of liquid, add flow of fluid distance, consumed energy during flow of fluid, thus the damping increasing hydraulic mount; Swash plate 42 is greater than the space of isolating plate 41 and vibration isolating mechanism 5 with the space of vibration isolating mechanism 5, and because liquid flows to little space from large space, liquid is squeezed and causes damping to become large, thus increases the damping of hydraulic mount; By the damping of isolating plate 41 and swash plate 42 regulator solution hydraulic suspension, improve the vibration of motor car engine.Isolating plate 41 is provided with through hole 43; Vibration isolating mechanism 5 is provided with tapped hole 53.Tapped hole 53 coordinates with through hole 43, and when not using second channel 52, the tapped hole 53 that second channel 52 is other aligns with through hole 43, penetrates tapped hole 53 tighten with screw; When not using first passage 51, the tapped hole 53 that first passage 51 is other aligns with through hole 43, penetrates tapped hole 53 tighten with screw; Like this can according to different environmental selection first passages 51 and second channel 52 as inertia channel, meet the needs of vibration damping under the different operating mode of automobile.
Motor 84 is provided with containment vessel 85, and containment vessel 85 prevents motor 84 from being clashed into and causing exception.
Rubber spring 13 is provided with metal frame 15, and metal frame 15 is provided with connecting bolt 1.
Upper connecting bolt 1 is provided with locating support 14, and locating support 14 prevents hydraulic mount to overstep the extreme limit the deformation of state.
Shell 3 is connected with base 9, and base 9 is connected with lower connecting bolt 11.
Base 9 is provided with locating stud 10.
Base 9 is provided with bleeder port 12.
In a word, the foregoing is only preferred embodiment of the present invention, all equalizations done according to the present patent application the scope of the claims change and modify, and all should belong to the covering scope of patent of the present invention.
Claims (8)
1. half active hydraulic mount, comprise rubber spring (13), shell (3) and counterdie (7), rubber spring (13), shell (3) and counterdie (7) surround a cavity, vibration isolating mechanism (5) is provided with in cavity, cavity is divided into upper liquid chamber (21) and lower liquid chamber (22) by vibration isolating mechanism (5), it is characterized in that: in vibration isolating mechanism (5), be provided with first passage (51) and second channel (52), vibration isolating mechanism (5) is positioned at first passage (51) below and is provided with cover plate (81), cover plate (81) is provided with at least one square hole (811), shell (3) is provided with motor (84), motor (84) is provided with lifting axis (83), lifting axis (83) is provided with current limliting block (82), current limliting block (82) controls the closed of square hole (811), be provided with solenoid valve (6) in second channel (52), solenoid valve (6) the other end is fixed on shell (3).
2. half active hydraulic mount according to claim 1, it is characterized in that: vibration isolating mechanism (5) is provided with isolating plate (41), isolating plate (41) two ends are provided with swash plate (42), and isolating plate (41) is provided with through hole (43); Vibration isolating mechanism (5) is provided with tapped hole (53), and tapped hole (53) and through hole (43) are connected.
3. half active hydraulic mount according to claim 1, is characterized in that: motor (84) is provided with containment vessel (85).
4. half active hydraulic mount according to claim 1, it is characterized in that: rubber spring (13) is provided with metal frame (15), metal frame (15) is provided with connecting bolt (1).
5. half active hydraulic mount according to claim 4, is characterized in that: upper connecting bolt (1) is provided with locating support (14).
6. half active hydraulic mount according to claim 1, it is characterized in that: shell (3) is connected with base (9), base (9) is connected with lower connecting bolt (11).
7. half active hydraulic mount according to claim 6, is characterized in that: base (9) is provided with locating stud (10).
8. half active hydraulic mount according to claim 6, is characterized in that: base (9) is provided with bleeder port (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510872672.6A CN105387122B (en) | 2015-12-02 | 2015-12-02 | Half active hydraulic mount |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510872672.6A CN105387122B (en) | 2015-12-02 | 2015-12-02 | Half active hydraulic mount |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105387122A true CN105387122A (en) | 2016-03-09 |
| CN105387122B CN105387122B (en) | 2018-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510872672.6A Active CN105387122B (en) | 2015-12-02 | 2015-12-02 | Half active hydraulic mount |
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| Country | Link |
|---|---|
| CN (1) | CN105387122B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030098532A1 (en) * | 2001-11-29 | 2003-05-29 | Delphi Technologies Inc. | Powertrain mount with floating track |
| US20080029942A1 (en) * | 2006-08-04 | 2008-02-07 | John Louis Kern | Vehicle mount and method |
| JP2009287740A (en) * | 2008-05-30 | 2009-12-10 | Tokai Rubber Ind Ltd | Fluid filled type vibration control device |
| CN102207165A (en) * | 2011-06-17 | 2011-10-05 | 重庆大学 | Electric control hydraulic mount system |
| CN202402554U (en) * | 2011-12-30 | 2012-08-29 | 宁波泛亚汽车部件有限公司 | Hydraulic mount of engine |
| CN104847836A (en) * | 2014-10-28 | 2015-08-19 | 北汽福田汽车股份有限公司 | Semi-active control type hydraulic suspension and vehicle having same |
-
2015
- 2015-12-02 CN CN201510872672.6A patent/CN105387122B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030098532A1 (en) * | 2001-11-29 | 2003-05-29 | Delphi Technologies Inc. | Powertrain mount with floating track |
| US20080029942A1 (en) * | 2006-08-04 | 2008-02-07 | John Louis Kern | Vehicle mount and method |
| JP2009287740A (en) * | 2008-05-30 | 2009-12-10 | Tokai Rubber Ind Ltd | Fluid filled type vibration control device |
| CN102207165A (en) * | 2011-06-17 | 2011-10-05 | 重庆大学 | Electric control hydraulic mount system |
| CN202402554U (en) * | 2011-12-30 | 2012-08-29 | 宁波泛亚汽车部件有限公司 | Hydraulic mount of engine |
| CN104847836A (en) * | 2014-10-28 | 2015-08-19 | 北汽福田汽车股份有限公司 | Semi-active control type hydraulic suspension and vehicle having same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105387122B (en) | 2018-01-16 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Semi active hydraulic mount Effective date of registration: 20220602 Granted publication date: 20180116 Pledgee: Agricultural Bank of China Limited by Share Ltd. three county sub branch Pledgor: ZHEJIANG SHITAI INDUSTRIAL Co.,Ltd. Registration number: Y2022330000862 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |