CN206329670U - Hydraulic bushing - Google Patents
Hydraulic bushing Download PDFInfo
- Publication number
- CN206329670U CN206329670U CN201621463618.2U CN201621463618U CN206329670U CN 206329670 U CN206329670 U CN 206329670U CN 201621463618 U CN201621463618 U CN 201621463618U CN 206329670 U CN206329670 U CN 206329670U
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- CN
- China
- Prior art keywords
- main body
- elastomer
- hydraulic bushing
- rib
- limiting section
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Abstract
The utility model provides a kind of hydraulic bushing, including rigid main body, elastomer is fixed with main body outer circumferential side, the damping cavity of filling damping fluid is formed with elastomer, also include the rigid shell body for being sleeved on elastomer outer circumferential side, and be fixedly installed on the rib of one end that main body is connected with external member, the rigidity of rib is more than main body, the limiting section for radially extending arrangement along main body is formed with rib, limiting section is set with elastomer spacing.Hydraulic bushing of the present utility model, by setting damping cavity in elastomer and filling damping fluid, can improve its effect of vibration and noise reduction；The setting of rib, can improve the axial rigidity of this hydraulic bushing, reduce main body conquassation risk, and abnormal sound is produced after effectively preventing the anti-pine of bolt；The limiting section set with elastic body spacing is set, its axial rigidity can be improved, can also reduce the axial deformation and bounce of elastomer, extend its service life.
Description
Technical field
The utility model is related to bushing technical field, more particularly to a kind of hydraulic bushing.
Background technology
On vehicle, to reduce the vibration of vehicle when driving, the attachment structure of chassis suspension is set to more soft
Property connection.At present, topmost flexible connection mode is the end attachment setting bushing in sprung parts, and bushing is suspension system
Unite the important support parts of parts, with relaxing the road surface vibration and impact transmitted, it is ensured that vehicle maneuverability and stability
Important function.
Bushing is generally divided into rubber bushing and hydraulic bushing.Existing rubber bushing is generally pure glue bushing, in low frequency, large amplitude
The vibration and noise reducing requirement of high rigidity, high-damping can not be met under operating mode；Offer can not be met under high frequency, small amplitude operating mode low just
Degree, the vibration and noise reducing requirement of small damping, therefore high-end SUV vehicles typically use hydraulic bushing.Hydraulic bushing and vehicle body installation process
In, use bolt and be directly connected by liner body with vehicle body, because liner body is aluminum, easily cause bolt flange
The problems such as face and liner body mating surface conquassation, the anti-pine of Bolt Torque, vehicle abnormal sound, influence vehicle NVH performances；Simultaneously because lining
Cover axial rigidity low, rubber part deformation is larger in motion process, influences the fatigue life of hydraulic bushing, and is unfavorable for vehicle
Manipulation stability.
Utility model content
In view of this, the utility model is directed to a kind of hydraulic bushing, to be carried while vibration and noise reducing function is met
Its high structural strength.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of hydraulic bushing, including rigid main body, are connected in the elastomer of the main body outer circumferential side, and are sleeved on institute
The rigid shell body of elastomer outer circumferential side is stated, in the damping cavity that filling damping fluid is formed with the elastomer, is additionally included in
The connected rib set in one end that the main body is connected with external member, the rigidity of the rib is more than the main body,
And the arrangement that radially extends along the main body is formed with the rib, and it is spacing with elastomer spacing setting
Portion.
Further, the distance between the limiting section and the elastomer is 6.3~8mm.
Further, the rib includes the " U "-shaped reinforcing plate in section that clamp is connected in the body end, institute
It is the limiting plate located at the reinforcing plate sidepiece to state limiting section.
Further, the reinforcing plate is strip, and the limiting plate is bent to form by the two ends of the reinforcing plate.
Further, the main body is made up of aluminum material, and the elastomer is rubber, the rib, described spacing
Portion and the shell body are made up of steel material.
Further, the main body and shell body vulcanization are fixed together.
Further, it is gripped with rubber between the rib and the main body.
Further, steel skeleton is provided with the elastomer.
Further, relative to the connection end with external member, end cap is pressed with the other end of the main body.
Further, be connected elasticity layer in the outside of the shell body.
Relative to prior art, the utility model has the advantage that：
(1) hydraulic bushing described in the utility model, by setting damping cavity in elastomer and filling damping fluid, can be carried
Its high effect of vibration and noise reduction；The fixed rib more than main body rigidity in one end being connected in main body with external member, can be improved
The axial rigidity of this hydraulic bushing, reduces main body conquassation risk, effectively prevents that the anti-pine of bolt from producing abnormal sound；Set and elastic body
Between have spacing limiting section, its axial rigidity can be improved, can also reduce the axial deformation and bounce of elastomer, extend it and use
In the life-span, vehicle is conducive to manipulate stability.
(2) distance is 6.3~8mm between limiting section and elastomer, can preferably reduce the axial deformation and jump of elastomer
While dynamic, space-consuming is reduced.
(3) rib is set to the reinforcing plate of U-shaped, and limiting section is limiting plate, can improve this hydraulic bushing axial rigidity, subtract
On the basis of its small axial deformation and bounce, mitigate weight.
(4) reinforcing plate is strip, and limiting plate is bent to form by reinforcing plate two ends, and Sheet Metal Forming Technology is simple, it is easy to press-fit.
(5) main body uses aluminum material, more traditional steel body easy-formation, light weight；Elastomer is rubber, damping drop
Effect of making an uproar is good；Rib, limiting section and shell body use steel material, it is ensured that the axial rigidity of this hydraulic bushing.Aluminium material
Material, rubber, steel material three combination, can take into account each functional requirement of this hydraulic bushing, using effect is preferable.
(6) main body and shell body are connected by vulcanization, and attachment structure is solid and reliable, can extend the use longevity of this hydraulic bushing
Life.
(7) rubber layer is set, it is ensured that press-fit intensity, increase filter is shaken performance between rib and main body.
(8) steel skeleton is set, elastomer structure intensity can be improved, extend its service life.
(9) end cap is set up, can be coordinated with vehicle body installation position, it is ensured that flatness.
(10) the connected elastic layer in the outside of shell body, can coordinate with bushing sleeves in application, increase bushing damping noise reduction
Effect, is easy to press-fit and can prevent that this hydraulic bushing from deviating from from bushing sleeves.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the dimensional structure diagram of the hydraulic bushing described in the utility model embodiment；
Fig. 2 is the sectional view of the hydraulic bushing described in the utility model embodiment；
Fig. 3 is the rib and the sectional view of limiting section described in the utility model embodiment；
Fig. 4 is the rib and the top view of limiting section described in the utility model embodiment.；
Description of reference numerals：
1- main bodys, 2- elastomers, 201- damping cavities, the elastomers of 202- first, the elastomers of 203- second, 3- shell bodies,
401- reinforcing plates, 4011- through holes, 402- limiting plates, 5- end caps, 6- elastic layers, 7- steel skeletons.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The present embodiment is related to a kind of hydraulic bushing, mainly including main body, elastomer, shell body, rib and limiting section,
Wherein：Elastomer is connected in the outer circumferential side of rigid main body, and damping cavity is formed with elastomer to fill damping fluid, rigidity
Shell body be sleeved on the outer circumferential side of elastomer；Rib is fixed on one end that main body is connected with external member, and its rigidity is big
In main body rigidity；Limiting section is formed on rib and along the arrangement that radially extends of main body, and is set with elastomer spacing.
The hydraulic bushing of the present embodiment, by setting damping cavity in elastomer and filling damping fluid, can improve its vibration damping
Noise reduction；The fixed rib more than main body rigidity in one end being connected in main body with external member, can improve this hydraulic pressure lining
The axial rigidity of set, reduces main body conquassation risk, effectively prevents that the anti-pine of bolt from producing abnormal sound；Between setting and elastic body are formed with
Away from limiting section, its axial rigidity can be improved, can also reduce the axial deformation and bounce of elastomer, extend its service life.
Based on above design philosophy, a kind of example arrangement of the hydraulic bushing of the present embodiment as depicted in figs. 1 and 2, its
In, main body 1 is substantially cylindrical, is formed with main body 1 along the axially arranged bolt through-hole of main body 1, and in one end of main body 1
The accommodating chamber connected with bolt through-hole is formed with, accommodating chamber can conveniently install following end caps 5.Specifically, main body 1 uses aluminum
Material is made, its easy-formation and light weight, and main body 1 can also use other materials certainly except that can use aluminum material.In addition,
Main body 1, except that can be said structure, can also be other structures of the prior art.
Elastomer 2 is sheathed on the periphery of main body 1, specifically, and the inner circumferential side of elastomer 2 can coat the whole outer peripheral face of main body 1, bullet
Property body 2 outer circumferential side there are the first elastomer 202 and the two parts of the second elastomer 203, the first elastomer 202 and the second elastomer
203 stretch out respectively along the axial and circumferential of elastomer 2 after be connected with shell body 3, the first elastomer 202 and the second elastomer
203 enclose structure region with shell body 3 forms damping cavity 201.On concrete structure, opening, and two ends point are formed with elastomer 2
The runner not connected with opening and damping cavity 201, to block toward filling damping fluid in damping cavity 201 and to runner.Bullet
Property body 2 in filling damping fluid structure so that this hydraulic bushing has preferable damping noise reduction performance.
In said structure, elastomer 2 is rubber, and it can be other flexible materials except that can be rubber, also, such as
Flexible silica gel, plastics etc..In addition, elastomer 2 is except that can be said structure, can also be the existing skill for being formed with damping cavity
Other structures in art, such as, the outside of elastomer 2 are connected or the first elastomer 202 and with the whole inner peripheral surface of shell body 3
The cross sectional shape of two elastomer 203 changes.
In order to improve the structural strength of elastomer 2, steel bone is provided with the first elastomer 202 and the second elastomer 203
Frame 7, so that the service life of elastomer 2 can be extended.Herein, steel skeleton 7 may also be disposed on the side being connected with main body 1, its
Shape and set location can change with the change in shape of elastomer 2, improve the structural strength of elastomer 2.
Foregoing shell body 3 is coated on the outer peripheral face of elastomer 2, and it is made up of steel material, can improve this hydraulic bushing
Structural strength.Herein, shell body 3 has the structure of flange except two ends that can be shown in Fig. 2, can also for it is of the prior art its
His structure.
In the present embodiment, main body 1 and shell body 3 are fixed together by the vulcanization of rubber, form main body 1, elastomer 2 and outer
The structure that housing 3 is sequentially connected, bonding strength is higher, good stability, long service life.Herein, main body 1, elastomer 2 and shell
Body 3 can also form connected using other modes, such as be bonded.
Be connected elasticity layer 6 in the outside of shell body 3, this elastic layer 6 be by vulcanization be connected in shell body 3 it is outer circumferential and
The rubber of one end, can coordinate in application with bushing sleeves, and the damping noise reduction effect of increase bushing is easy to press-fit and can prevent this liquid
Bushing is pressed to deviate from from bushing sleeves.
As shown in Figure 3 and Figure 4, rib is connected in main body 1 and external member to the structure of rib and limiting section for clamp
The " U "-shaped reinforcing plate 401 in the section of one end of connection, it is strip, is formed with what is passed through for bolt in reinforcing plate 401
Through hole.In the structure, rib, except that can be said structure, can be also the other structures for improving the structural strength of main body 1, as it can
The ring-type circumferential to be coated on the segment section of main body 1.
Limiting section is specially the limiting plate 402 located at the sidepiece of reinforcing plate 401, and it is assemblied in after main body 1, between elastomer 2
Apart from h be 6.3~8mm, can preferably reduce elastomer 2 axial deformation and bounce while, reduce space-consuming.This
Place, h can also be more than 8mm, cause that this hydraulic bushing volume is larger so on the basis of other component structurals are constant, h or can
Less than 6.3mm, the axial deformation of elastomer 2 and bounce poor-performing are so prevented.In the structure, limiting section is except that can be above-mentioned
Limiting plate 402, can be also other position limiting structures, as it can be gag lever post or spacing ring.
In the present embodiment, limiting plate 402 is bent to form by the two ends of reinforcing plate 401, and both are structure as a whole, Sheet Metal Forming Technology
Simply, easily press-fit in main body 1, while the axial rigidity of main body 1 is preferably improved, lighter in weight is in addition, spacing
The structure that plate 402 can be also connected by reinforcing plate 401 for split.Elsewhere, limiting plate 402 be except that can be formed at the both sides of reinforcing plate 401,
It can also be arranged in the side of reinforcing plate 401.
Rib and limiting section are specifically made up of steel material, and its own rigidity is higher can preferably to improve the axle of main body 1
To rigidity.Rib and limiting section can also use other materials except that can use steel material, such as iron, alloy, nylon, high-strength
Spend plastics etc..
In said structure, rubber is gripped between rib and main body 1, it is ensured that press-fit intensity, increases shaking property of filter
Can, other materials can also be set certainly or rubber is not provided with herein, there may be noise when being simply not provided with rubber applications.
Relative to the one end being connected with external member, end cap 5 is pressed with the other end of main body 1, and formed on end cap 5
There is the through hole for facilitating bolt to pass through, the setting of end cap 5 is easy to coordinate with vehicle body installation position, it is ensured that flatness, so as to extend it
Service life, can also be not provided with end cap 5 certainly.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modifications, equivalent substitutions and improvements made etc. should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of hydraulic bushing, including rigid main body (1), are connected in the elastomer (2) of the main body (1) outer circumferential side, and
It is sleeved on the rigid shell body (3) of the elastomer (2) outer circumferential side, it is characterised in that：It is formed with the elastomer (2)
The damping cavity (201) of damping fluid is filled, adding for the connected setting in one end that the main body (1) is connected with external member is additionally included in
Strong portion, the rigidity of the rib is more than the main body (1), and is formed with the rib footpath along the main body (1)
To being disposed to extend, and the limiting section set with the elastomer (2) spacing.
2. hydraulic bushing according to claim 1, it is characterised in that：Between the limiting section and the elastomer (2) away from
From for 6.3~8mm.
3. hydraulic bushing according to claim 1, it is characterised in that：The rib is connected in the main body including clamp
(1) the " U "-shaped reinforcing plate in the section of end (401), the limiting section is the limiting plate located at the reinforcing plate (401) sidepiece
(402)。
4. hydraulic bushing according to claim 3, it is characterised in that：The reinforcing plate (401) is strip, described spacing
Plate (402) is bent to form by the two ends of the reinforcing plate (401).
5. hydraulic bushing according to claim 3, it is characterised in that：The main body (1) is made up of aluminum material, the bullet
Property body (2) be rubber, the rib, the limiting section and the shell body (3) are made up of steel material.
6. hydraulic bushing according to claim 5, it is characterised in that：The main body (1) and the shell body (3) vulcanization are solid
Connect together.
7. hydraulic bushing according to claim 6, it is characterised in that：It is sandwiched between the rib and the main body (1)
There is rubber.
8. hydraulic bushing according to claim 4, it is characterised in that：Steel skeleton is provided with the elastomer (2).
9. hydraulic bushing according to claim 1, it is characterised in that：Relative to the connection end with external member, described
The other end of main body (1) is pressed with end cap (5).
10. hydraulic bushing according to any one of claim 1 to 9, it is characterised in that：In the outer of the shell body (3)
Side is connected elasticity layer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463618.2U CN206329670U (en) | 2016-12-28 | 2016-12-28 | Hydraulic bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621463618.2U CN206329670U (en) | 2016-12-28 | 2016-12-28 | Hydraulic bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206329670U true CN206329670U (en) | 2017-07-14 |
Family
ID=59292764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621463618.2U Active CN206329670U (en) | 2016-12-28 | 2016-12-28 | Hydraulic bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206329670U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111065839A (en) * | 2017-08-03 | 2020-04-24 | 普尔曼公司 | Hydraulic main body mounting seat |
| CN112776581A (en) * | 2021-03-03 | 2021-05-11 | 四川建安工业有限责任公司 | New energy automobile sub vehicle frame suspension bush assembly structure |
| CN113586654A (en) * | 2021-08-06 | 2021-11-02 | 诺博橡胶制品有限公司 | Vehicle body suspension |
-
2016
- 2016-12-28 CN CN201621463618.2U patent/CN206329670U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111065839A (en) * | 2017-08-03 | 2020-04-24 | 普尔曼公司 | Hydraulic main body mounting seat |
| CN111065839B (en) * | 2017-08-03 | 2021-11-05 | 普尔曼公司 | Hydraulic main body mounting seat |
| CN112776581A (en) * | 2021-03-03 | 2021-05-11 | 四川建安工业有限责任公司 | New energy automobile sub vehicle frame suspension bush assembly structure |
| CN112776581B (en) * | 2021-03-03 | 2023-04-07 | 四川建安工业有限责任公司 | New energy automobile sub vehicle frame suspension bush assembly structure |
| CN113586654A (en) * | 2021-08-06 | 2021-11-02 | 诺博橡胶制品有限公司 | Vehicle body suspension |
| CN113586654B (en) * | 2021-08-06 | 2023-02-17 | 诺博橡胶制品有限公司 | Vehicle body suspension |
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