CN216975650U - Fixed cover of car hydraulic pressure shock attenuation - Google Patents
Fixed cover of car hydraulic pressure shock attenuation Download PDFInfo
- Publication number
- CN216975650U CN216975650U CN202220732018.0U CN202220732018U CN216975650U CN 216975650 U CN216975650 U CN 216975650U CN 202220732018 U CN202220732018 U CN 202220732018U CN 216975650 U CN216975650 U CN 216975650U
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- sleeve
- connecting part
- fixing
- arc portion
- hydraulic
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- 230000035939 shock Effects 0.000 title claims abstract description 27
- 238000013016 damping Methods 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims abstract description 15
- 239000011324 bead Substances 0.000 claims abstract description 6
- 229920001971 elastomer Polymers 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 11
- 230000006872 improvement Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 239000000806 elastomer Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Combined Devices Of Dampers And Springs (AREA)
Abstract
The utility model relates to the technical field of fixing sleeves and discloses an automobile hydraulic damping fixing sleeve which comprises a first sleeve, a second sleeve, a third damping section and a fourth fixing ring, wherein the first sleeve is fixedly connected with the first sleeve; the first sleeve is provided with a first connecting part, the first connecting part is provided with a second connecting part, the second connecting part is provided with a third connecting part, and the third connecting part is connected with the inner wall of the first sleeve; the first connecting part and the second connecting part are obliquely arranged and form a liquid chamber; the second sleeve is sleeved inside the first sleeve; the third shock absorption section comprises a first arc portion and a second arc portion, the first arc portion is communicated with the second arc portion, and a plurality of shock absorption beads are arranged in the first arc portion and the second arc portion. The utility model has the advantages of good hydraulic resonance effect and improved flexibility and rigidity.
Description
Technical Field
The utility model relates to the technical field of fixing sleeves, in particular to an automobile hydraulic damping fixing sleeve.
Background
The hydraulic bushing encapsulates a portion of fluid inside the rubber as compared to the rubber bushing, and is used as the rubber bushing, mainly at the rod connection such as the portion where the crossbar of the vehicle suspension is connected to the frame. The ring sleeve plays a role of a gasket, and in the application field of valves, the lining is arranged in a valve cover, and is generally made of corrosion-resistant materials such as polytetrafluoroethylene or graphite and the like for sealing.
When the automobile sharply turns, the bushing or the fixing sleeve is required to provide torsional rigidity to avoid excessive yawing of the automobile, the hydraulic fixing sleeve is required to have good rigidity and flexibility to keep the stability of the automobile body, but the strength of some hydraulic bushings is not high, the hydraulic device cannot be well fixed, and when the conditions of strong torsion and vibration are met, the hydraulic device is easily damaged, so that the hydraulic damping fixing sleeve for the automobile is required.
SUMMERY OF THE UTILITY MODEL
The utility model provides a hydraulic damping fixing sleeve for an automobile, which has the beneficial effects of good hydraulic resonance effect and improvement of flexibility and rigidity, and solves the problems in the background technology.
The utility model provides the following technical scheme: a hydraulic damping fixing sleeve for an automobile comprises a first sleeve, a second sleeve, a third damping section and a fourth fixing ring;
the first sleeve is provided with a first connecting part, the first connecting part is provided with a second connecting part, the second connecting part is provided with a third connecting part, and the third connecting part is connected with the inner wall of the first sleeve;
the first connecting part and the second connecting part are obliquely arranged and form a liquid chamber;
the second sleeve is sleeved inside the first sleeve;
the third shock absorption section comprises a first arc portion and a second arc portion, the first arc portion is communicated with the second arc portion, and a plurality of shock absorption beads are arranged in the first arc portion and the second arc portion.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: the first connecting portion and the second connecting portion are made of rubber.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: the third shock absorption sections are provided with a plurality of groups, and the third shock absorption sections are annularly arranged on the inner wall of the first sleeve.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: the fourth fixing ring comprises a first fixing section, a second fixing section and a compression spring, one end of the compression spring is connected with the first fixing section, and the other end of the compression spring is connected with the second fixing section.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: the solid fixed ring of fourth still includes the retaining member, the retaining member includes first fixed block and second fixed block, coaxial seton screw through-hole on first fixed block and the second fixed block, locking screw is installed to screw through-hole internal thread, locking screw runs through the screw through-hole and is fixed through the nut.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: the fourth fixed ring is internally sleeved with a rubber elastic body, and one side of the rubber elastic body is provided with an opening.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: an elastic gasket is arranged in the first sleeve, and a plurality of bulges are arranged on the elastic gasket.
As an alternative to the hydraulic damping fixing sleeve for a motor vehicle according to the utility model, wherein: and a smooth layer is arranged on the inner wall of the first sleeve.
The utility model has the following beneficial effects:
1. the hydraulic damping fixing sleeve for the automobile forms a liquid chamber through a first connecting part and a second connecting part; the second sleeve is sleeved inside the first sleeve; and a plurality of liquid chambers formed by the first connecting portions and the second connecting portions, wherein when the second sleeve and the first sleeve are relatively displaced in the radial direction, one cavity is compressed while the other cavity is stretched, and liquid flows in the liquid chamber channel through inertia. The friction between the liquid and the channel can generate a large damping effect, the damping lag angle can generate a peak value under a certain frequency, and the liquid flow at the moment can reach a resonance state to play a shock absorption effect.
2. According to the hydraulic shock absorption fixing sleeve for the automobile, friction is formed in the first arc part and the second arc part through shock absorption beads in the third shock absorption section, the damping effect is also increased, and the hydraulic shock absorption fixing sleeve is used for resisting the torsional vibration; the reduction provides the pliability for twisting when turning suddenly because of the car, reduces the damage that the strong vibration leads to hydraulic means, and first sleeve pipe, second sleeve pipe and the solid fixed ring of fourth have improved the rigidity of fixed cover simultaneously, have improved the life-span of fixed cover.
3. This fixed cover of car hydraulic pressure shock attenuation through the solid fixed ring of fourth, elastic gasket and rubber elastomer for fixed hydraulic pressure mounting improves the stability of hydraulic pressure mounting.
Drawings
Fig. 1 is an exploded view of the structure of the present invention.
FIG. 2 is an isometric view of the structural assembly of the present invention.
FIG. 3 is a schematic side view of the structure of the present invention.
Fig. 4 is a cross-sectional schematic view of the first and second arc structures of the present invention.
In the figure: 1. a first sleeve; 2. a second sleeve; 3. a third shock absorbing section; 4. a fourth retaining ring; 5. a first connection portion; 6. a second connecting portion; 7. a third connecting portion; 8. a first arc portion; 9. a second arc portion; 10. shock-absorbing beads; 11. a first fixed section; 12. a second fixed section; 13. a compression spring; 14. a smoothing layer; 15. a first fixed block; 16. a second fixed block; 17. a threaded through hole; 18. locking screws; 19. a rubber elastomer; 20. an opening; 21. an elastic pad; 22. and (4) protruding.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
When the automobile sharply turns, the bushing or the fixing sleeve is required to provide torsional rigidity to avoid excessive yawing of the automobile, the hydraulic fixing sleeve is required to have good rigidity and flexibility to keep the stability of the automobile body, but the strength of some hydraulic bushings is not high, a hydraulic device cannot be well fixed, and when the conditions of strong torsion and vibration are met, the hydraulic device is easily damaged, so that the hydraulic shock-absorbing fixing sleeve for the automobile is required.
The utility model provides the following technical scheme: referring to fig. 1-4, a hydraulic damping fixing sleeve for an automobile includes a first sleeve 1, a second sleeve 2, a third damping section 3 and a fourth fixing ring 4;
the first sleeve 1 is provided with a first connecting part 5, the first connecting part 5 is provided with a second connecting part 6, the second connecting part 6 is provided with a third connecting part 7, and the third connecting part 7 is connected with the inner wall of the first sleeve 1;
the first connecting part 5 and the second connecting part 6 are obliquely arranged, and the first connecting part 5 and the second connecting part 6 form a liquid chamber; the second sleeve 2 is sleeved inside the first sleeve 1;
the liquid chamber is used for the radial relative displacement between the second sleeve 2 and the first sleeve 1, one cavity is compressed, the other cavity is stretched, and the liquid flows in the liquid chamber channel through inertia. The friction between the liquid and the channel can generate a larger damping effect, the damping lag angle can have a peak value under a certain frequency, and the liquid flow at the moment can reach a resonance state to play a role in damping;
third shock attenuation section 3 includes first arc portion 8 and second arc portion 9, and first arc portion 8 and second arc portion 9 are linked together, are equipped with a plurality of shock attenuation pearl 10 in first arc portion 8 and the second arc portion 9.
Friction is formed in the first arc part 8 and the second arc part 9 through the shock absorption beads 10 in the third shock absorption section 3, and the damping effect is also increased to resist the condition of torsional vibration; the reduction provides the pliability for twisting when turning suddenly because of the car, reduces strong vibration and leads to hydraulic means's damage, and first sleeve pipe 1, second sleeve pipe 2 and the solid fixed ring 4 of fourth have improved the rigidity of fixed cover simultaneously, have improved the life-span of fixed cover.
Example 2
This embodiment is a modified description based on embodiment 1, and specifically, the first connecting portion 5 and the second connecting portion 6 are both made of rubber. The rubber material has no noise when being elastically deformed, can reduce vibration, and the fixed sleeve made of the rubber material can obtain higher damping in the range of the natural frequency of the system, and simultaneously, the frequency characteristic of the internal damping is higher than the ranges.
Example 3
In this embodiment, an improvement is made on the basis of embodiment 1, specifically, referring to fig. 1 and fig. 4, the third shock absorbing sections 3 are provided with a plurality of groups, and the plurality of groups of the third shock absorbing sections 3 are annularly arranged on the inner wall of the first sleeve 1.
The third shock attenuation section 3 plays the cushioning effect to 360 degrees outer walls of hydraulic component, pump core etc. installed in the third shock attenuation section 3, reduces the wearing and tearing of hydraulic component, pump core mounting.
Example 4
In this embodiment, an improvement is made on the basis of embodiment 1, specifically, referring to fig. 1, the fourth fixing ring 4 includes a first fixing section 11, a second fixing section 12 and a compression spring 13, one end of the compression spring 13 is connected to the first fixing section 11, and the other end of the compression spring 13 is connected to the second fixing section 12;
the fourth fixing ring 4 further comprises a locking piece, the locking piece comprises a first fixing block 15 and a second fixing block 16, a threaded through hole 17 is coaxially formed in the first fixing block 15 and the second fixing block 16, a locking screw 18 is installed in the threaded through hole 17 in a threaded mode, and the locking screw 18 penetrates through the threaded through hole 17 and is fixed through a nut.
The fourth fixing ring 4 is used for fixing the hydraulic fixing piece, and stability of the hydraulic fixing piece is improved.
Example 5
The present embodiment is an improvement on the basis of embodiment 1, and specifically, referring to fig. 1-2, a rubber elastic body 19 is sleeved in the fourth fixing ring 4, and an opening 20 is disposed on one side of the rubber elastic body 19.
The rubber elastic body 19 in the fourth fixing ring 4 is used for assisting in fixing the hydraulic fixing piece, and the stability of the hydraulic fixing piece is improved.
Example 6
The present embodiment is an improved description based on embodiment 1, and specifically, referring to fig. 1, an elastic pad 21 is arranged in the first sleeve 1, and a plurality of protrusions 22 are arranged on the elastic pad 21.
The elastic gasket 21 in the first sleeve 1 improves the abrasion of the edge surface of the hydraulic component, the protrusions 22 on the elastic gasket 21 increase the friction force, the wear-resisting effect is achieved, and the abrasion degree of the outer walls of the hydraulic component, the pump core and other components is reduced.
Example 7
This embodiment is a modified description based on embodiment 1, and specifically, a smooth layer 14 is provided on the inner wall of the first casing 1.
The liquid chamber is used for the radial relative displacement between the second sleeve 2 and the first sleeve 1, one cavity is compressed, the other cavity is stretched, and the liquid flows in the liquid chamber channel through inertia.
The friction between the liquid and the channel can generate a larger damping effect, the damping lag angle can have a peak value under a certain frequency, and the liquid flow at the moment can reach a resonance state to play a role in damping;
be equipped with smooth layer 14 on first sleeve pipe 1's the inner wall, improve the relative displacement degree of second sleeve pipe 2 at first sleeve pipe 1 inner wall, improve the degree of floating of liquid flow, the resonance state of reinforcing liquid stream improves the shock attenuation effect.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a fixed cover of car hydraulic pressure shock attenuation which characterized in that: comprises a first sleeve (1), a second sleeve (2), a third damping section (3) and a fourth fixing ring (4);
a first connecting part (5) is arranged on the first sleeve (1), a second connecting part (6) is arranged on the first connecting part (5), a third connecting part (7) is arranged on the second connecting part (6), and the third connecting part (7) is connected with the inner wall of the first sleeve (1);
the first connecting part (5) and the second connecting part (6) are obliquely arranged, and the first connecting part (5) and the second connecting part (6) form a liquid chamber;
the second sleeve (2) is sleeved in the first sleeve (1);
the third shock absorption section (3) comprises a first arc portion (8) and a second arc portion (9), the first arc portion (8) is communicated with the second arc portion (9), and a plurality of shock absorption beads (10) are arranged in the first arc portion (8) and the second arc portion (9).
2. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, characterized in that: the first connecting portion (5) and the second connecting portion (6) are made of rubber.
3. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, wherein: the third damping sections (3) are provided with a plurality of groups, and the third damping sections (3) are annularly arranged on the inner wall of the first sleeve (1).
4. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, wherein: the fourth fixing ring (4) comprises a first fixing section (11), a second fixing section (12) and a compression spring (13), one end of the compression spring (13) is connected with the first fixing section (11), and the other end of the compression spring (13) is connected with the second fixing section (12).
5. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, wherein: the solid fixed ring of fourth (4) still includes the retaining member, the retaining member includes first fixed block (15) and second fixed block (16), coaxial setscrew through-hole (17) are gone up in first fixed block (15) and second fixed block (16), locking screw (18) are installed to screw through-hole (17) internal thread, locking screw (18) run through screw through-hole (17) and are fixed through the nut.
6. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, wherein: the fourth fixing ring (4) is internally sleeved with a rubber elastic body (19), and one side of the rubber elastic body (19) is provided with an opening (20).
7. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, wherein: an elastic gasket (21) is arranged in the first sleeve (1), and a plurality of protrusions (22) are arranged on the elastic gasket (21).
8. The hydraulic shock-absorbing fixing sleeve for automobiles according to claim 1, wherein: and a smooth layer (14) is arranged on the inner wall of the first sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220732018.0U CN216975650U (en) | 2022-03-31 | 2022-03-31 | Fixed cover of car hydraulic pressure shock attenuation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220732018.0U CN216975650U (en) | 2022-03-31 | 2022-03-31 | Fixed cover of car hydraulic pressure shock attenuation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216975650U true CN216975650U (en) | 2022-07-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220732018.0U Active CN216975650U (en) | 2022-03-31 | 2022-03-31 | Fixed cover of car hydraulic pressure shock attenuation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216975650U (en) |
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2022
- 2022-03-31 CN CN202220732018.0U patent/CN216975650U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hydraulic shock absorber fixing sleeve for automobiles Effective date of registration: 20230615 Granted publication date: 20220715 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Yuyao sub branch Pledgor: Yuyao qusu Machinery Co.,Ltd. Registration number: Y2023980044231 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220715 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Yuyao sub branch Pledgor: Yuyao qusu Machinery Co.,Ltd. Registration number: Y2023980044231 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A hydraulic shock absorber fixing sleeve for automobiles Granted publication date: 20220715 Pledgee: Zhejiang Tailong Commercial Bank Co.,Ltd. Ningbo Yuyao sub branch Pledgor: Yuyao qusu Machinery Co.,Ltd. Registration number: Y2024980019901 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |