CN212637068U - Macpherson type independent suspension bush - Google Patents
Macpherson type independent suspension bush Download PDFInfo
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- CN212637068U CN212637068U CN202021245846.9U CN202021245846U CN212637068U CN 212637068 U CN212637068 U CN 212637068U CN 202021245846 U CN202021245846 U CN 202021245846U CN 212637068 U CN212637068 U CN 212637068U
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- independent suspension
- macpherson
- shock attenuation
- main rubber
- rubber
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Abstract
The utility model provides a Macpherson's independent suspension bush installs on the front overhang swing arm of independent suspension, including the inner tube, the cover is established the plastics bushing pipe on the inner tube, the cladding is at the main rubber on the plastics bushing pipe, the cover is established the outer tube on main rubber, and set up two vice rubbers on the outer tube inner wall, it is protruding to encircle to be provided with a shock attenuation along the axis on the plastics bushing pipe, the shock attenuation chamber that corresponds with the shock attenuation arch is seted up to the inside of main rubber, the shock attenuation chamber cover is established on the shock attenuation arch, the shock attenuation chamber forms an arch respectively in the both sides of main rubber, two archs set up with two vice rubbers one-to-. When the MacPherson independent suspension bushing is subjected to extrusion force in the left and right directions, the auxiliary rubber can be extruded with the damping cavity of the main rubber and the damping bulges of the plastic liner tube, the extrusion force of the bushing from the left and right directions can be effectively weakened by utilizing the elasticity of the rubber and the contraction of the damping bulges, the collision between the outer tube and the inner tube is avoided, and the problem of abnormal sound is eliminated.
Description
Technical Field
The utility model relates to the technical field of automobiles, in particular to McPherson independent suspension bush.
Background
The suspension is a general term for all force transmission connecting devices between a frame and an axle or a wheel of an automobile, and the suspension mainly plays a role in transmitting all forces and moments acting between the wheel and a vehicle body, such as supporting force, torsional force, braking force and the like, and can alleviate impact load transmitted to the vehicle body from an uneven road surface and attenuate vibration caused by the impact load, so that the comfort of passengers is ensured.
The suspension mainly comprises a Macpherson type independent suspension, a multi-rod type independent suspension, a single-inclined-arm type independent suspension and the like, wherein bushings are arranged on the suspensions of the Macpherson type independent suspensions and used for relieving impact on the suspensions when an automobile runs to a bumpy road surface.
Wherein, current McPherson independent suspension's bush includes rubber, inner tube and outer tube, and rubber setting is in the outer tube and connect the upper and lower inner wall of outer tube, and the inner tube cup joints in rubber, and this kind of bush structure is because there is the clearance between the inner wall about inner tube and outer tube for when the vehicle received the extrusion force of left right direction, can take place great collision between the outer tube and the inner tube between the two, lead to the shock attenuation effect of bush relatively poor.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a McPherson independent suspension bush to solve prior art McPherson independent suspension bush when the vehicle passes through the crooked road surface, great collision takes place between the outer tube of bush and the inner tube between the two, leads to the relatively poor problem of shock attenuation effect.
The utility model provides a Macpherson's independent suspension bush, installs on the swing arm under the front overhang of independent suspension, establish including inner tube, cover plastics bushing pipe, cladding on the inner tube main rubber, cover on the plastics bushing pipe are established outer tube on the main rubber and set up in two vice rubbers on the outer tube inner wall encircle along the axis and be provided with a shock attenuation arch on the plastics bushing pipe, the inside of main rubber seted up with the shock attenuation chamber that the shock attenuation arch corresponds, the shock attenuation chamber cover is established on the shock attenuation arch, the shock attenuation chamber is in the both sides of main rubber form a arch, two respectively protruding and two vice rubber one-to-one sets up.
The utility model has the advantages that: through the cover on the interior pipe is equipped with the plastics bushing pipe, be provided with the shock attenuation arch on the plastics bushing pipe, the cover is equipped with main rubber again on the plastics bushing pipe, the shock attenuation chamber cladding of main rubber is on the shock attenuation arch, when this macpherson's independent suspension bush receives the extrusion force of left right direction, shock attenuation arch and the cladding on the plastics bushing pipe can be earlier with the vice rubber contact on the outer tube inner wall in the shock attenuation chamber on the surface, can form certain extrusion between the two, utilize the elasticity and the inside shrink of shock attenuation arch of rubber, can effectually cushion the extrusion force that both received, and avoided the direct and outer tube of inner tube to bump, thereby the shock attenuation effect of this macpherson's independent suspension bush has been strengthened. And the Macpherson type independent suspension bush is simple in structure and convenient to use.
Preferably, the main rubber comprises an installation part and two supporting parts extending from two sides of the installation part, an installation hole is formed in the installation part, and the installation hole is communicated with the damping cavity.
Preferably, ends of the two supporting parts are connected with an inner wall of the outer tube.
Preferably, the main rubber is arranged in a front-back symmetrical structure.
Preferably, a plurality of positioning bosses are arranged on the outer wall of the plastic liner tube, a plurality of positioning grooves corresponding to the positioning bosses are arranged on the inner wall of the mounting hole, and the plurality of positioning bosses are arranged in the plurality of positioning grooves.
Preferably, the main rubber is arranged in the front-rear direction of the macpherson independent suspension bushing, the main rubber is made of natural rubber, and the rigidity of the main rubber is 1102N/mm.
Preferably, the main rubber is integrally formed by injection molding.
Preferably, the two secondary rubbers are arranged in the left and right directions of the macpherson independent suspension bushing, the secondary rubbers are made of natural rubber, and the stiffness of the secondary rubbers is 202N/mm.
Preferably, the secondary rubber is integrally formed by injection molding.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Fig. 1 is a plan view of a macpherson independent suspension bushing according to a first embodiment of the present invention;
fig. 2 is a perspective view of a macpherson independent suspension bushing according to a first embodiment of the present invention;
fig. 3 is a schematic structural view of an inner tube according to a first embodiment of the present invention;
fig. 4 is a schematic structural view of a plastic liner according to a first embodiment of the present invention;
fig. 5 is a schematic structural view of a main rubber according to a first embodiment of the present invention;
fig. 6 is a schematic structural view of an outer tube according to a first embodiment of the present invention;
fig. 7 is a schematic structural view of a secondary rubber according to a first embodiment of the present invention;
fig. 8 is a schematic view illustrating an installation of a macpherson independent suspension bushing according to a first embodiment of the present invention;
fig. 9 is a schematic structural view of a related art macpherson independent suspension bushing.
Description of the main element symbols:
| front suspension |
60 | |
10 |
| |
20 | |
30 |
| |
40 | |
50 |
| Shock-absorbing |
21 | |
31 |
| Mounting part | 32 | Supporting |
33 |
| |
321 | |
22 |
| |
3211 |
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 8, there is shown a macpherson independent suspension bushing according to a first embodiment of the present invention, including: an inner pipe 10, a plastic liner pipe 20, a main rubber 30, an outer pipe 40, and a sub rubber 50.
Wherein: this McPherson independent suspension bush installs on independent suspension's front overhang lower hem arm 60, including inner tube 10, the plastics bushing pipe 20 on the inner tube 10 is established to the cover, the main rubber 30 of cladding on plastics bushing pipe 20, the outer tube 40 of establishing on main rubber 30, and set up two vice rubber 50 on the outer tube 40 inner wall, it is provided with a shock attenuation arch 21 to encircle along the axis on plastics bushing pipe 20, the shock attenuation chamber that corresponds with shock attenuation arch 21 is seted up to the inside of main rubber 30, the shock attenuation chamber cover is established on shock attenuation arch 21, the shock attenuation chamber forms a arch 31 respectively in the both sides of main rubber 30, two arch 31 and two vice rubber 50 one-to-ones set up.
In the present embodiment, as shown in fig. 1, the macpherson type independent suspension bushing is composed of a plurality of parts, wherein the main structure of the inner tube 10 is configured as a cylinder, a fitting hole is opened at the center of the inner tube 10, the fitting hole is used for fixedly mounting the macpherson type independent suspension bushing on the front suspension lower swing arm 60, and the fitting hole is configured as a circular through hole. The plastic liner tube 20 is sleeved on the outer surface of the inner tube 10, as shown in fig. 4, it should be noted that the main structure of the plastic liner tube 20 is a cylinder, the middle of the plastic liner tube 20 is provided with a shock absorption protrusion 21, the shock absorption protrusion 21 is formed by surrounding and protruding the middle side wall of the plastic liner tube 20 towards the outside along the axis, and the outer surface of the shock absorption protrusion 21 is arc-shaped, which is beneficial to the contraction and expansion of the shock absorption protrusion 21. It will be appreciated that the size of the internal through-hole of the plastic liner 20 matches the maximum outer diameter of the inner pipe 10. In this embodiment, as shown in fig. 1, the outer surface of the plastic liner tube 20 is coated with the main rubber 30, wherein the main rubber 30 includes an installation portion 32 and two support portions 33 extending from two sides of the installation portion 32, an installation hole 321 is formed in the installation portion 32, the installation hole 321 is communicated with the damping cavity, the damping cavity is formed with a protrusion 31 on two sides of the main rubber 30, the outer surface of the protrusion 31 is also set to be arc-shaped, the damping cavity is arranged in the middle of the main rubber, the size of the inner space of the damping cavity is matched with the size of the damping protrusion 21 on the plastic liner tube 20, and the inner wall of the damping cavity is attached to the outer wall of the damping protrusion 21. As shown in fig. 1, it is apparent that the ends of the two support portions 33 are connected with the inner wall of the outer tube 40. Note that the main rubber 30 is provided in a front-rear symmetrical structure. The ends of the supporting portions 33 at both sides of the main rubber 30 are formed in a circular arc structure to be engaged with the inner wall of the outer tube 40, and the maximum outer diameter thereof is engaged with the inner diameter of the outer tube 40, so that the main rubber 30 is conveniently fixed in the outer tube 40, and the main rubber 30 is disposed in the front and rear direction of the macpherson type independent suspension bushing.
In this embodiment, as shown in fig. 1 to 5, it is obvious that a plurality of positioning bosses 22 are provided on an outer wall of the plastic liner 20, a plurality of positioning grooves 3211 corresponding to the positioning bosses 22 are provided on an inner wall of the mounting hole 321, and the plurality of positioning bosses 22 are placed in the plurality of positioning grooves 3211. In this embodiment, it should be noted that four positioning bosses 22 are provided, and are distributed on two ends of the plastic liner 20 in a symmetric manner, and four positioning grooves 3211 are correspondingly provided, and are also distributed on two ends of the main rubber in a symmetric manner. In this embodiment, the positioning boss 22 is placed in the positioning groove 3211, and in other cases, the positioning boss 22 may be further provided as five, six, seven, and the like, which are within the protection scope of this embodiment.
In the present embodiment, as shown in fig. 8, the macpherson type independent suspension bushing is fixedly mounted on the front underslung swing arm 60, and it should be noted that the main rubber 30 is disposed in the front-rear direction of the macpherson type independent suspension bushing, the main rubber 30 is made of natural rubber, and the rigidity of the main rubber 30 is 1102N/mm. In order to facilitate the production of the main rubber 30 and improve the production efficiency, the main rubber 30 is integrally injection molded. Two sub rubbers 50 are disposed in the left and right directions of the macpherson type independent suspension bushing, the sub rubbers 50 are made of natural rubber, and the rigidity of the sub rubbers 50 is 202N/mm. In order to facilitate the production of the sub rubber 50, the sub rubber 50 is integrally injection molded. In other cases, the main rubber 30 and the sub-rubber 50 may be produced in other manners, and are within the protection scope of the present embodiment.
When the Macpherson type independent suspension bushing is specifically implemented, the plastic liner tube 20 is sleeved on the inner tube 10, the shock absorption protrusions 21 are arranged on the plastic liner tube 20, the main rubber 30 is sleeved on the plastic liner tube 20, the shock absorption cavity of the main rubber 30 is wrapped on the shock absorption protrusions 21, when the Macpherson type independent suspension bushing is subjected to extrusion force in the left-right direction, the shock absorption protrusions 21 on the plastic liner tube 20 and the shock absorption cavity wrapped on the outer surface can be in contact with the auxiliary rubber 50 on the inner wall of the outer tube 40 firstly, certain extrusion can be formed between the shock absorption protrusions 21 and the auxiliary rubber, the extrusion force applied to the shock absorption protrusions 21 can be effectively buffered, the inner tube 10 is prevented from directly colliding with the outer tube 40, and the shock absorption effect of the Macpherson type independent suspension bushing is enhanced. And the Macpherson type independent suspension bush is simple in structure and convenient to use.
It should be noted that the above implementation process is only for illustrating the applicability of the present application, but this does not represent that the macpherson independent suspension bushing of the present application has only the above implementation flow, and on the contrary, the macpherson independent suspension bushing of the present application can be incorporated into the feasible implementation of the present application as long as the macpherson independent suspension bushing of the present application can be implemented.
To sum up, the utility model discloses macpherson's independent suspension bush among the above-mentioned embodiment, through the cover is equipped with plastics bushing pipe 20 on inner tube 10, be provided with shock attenuation arch 21 on plastics bushing pipe 20, the cover is equipped with main rubber 30 again on plastics bushing pipe 20, the shock attenuation chamber cladding of main rubber 30 is on shock attenuation arch 21, when this macpherson's independent suspension bush receives the extrusion force of left right direction, shock attenuation arch 21 on the plastics bushing pipe 20 and the shock attenuation chamber cladding on the surface can be earlier with the vice rubber 50 contact on the outer tube 40 inner wall, can form certain extrusion between the two, utilize the elasticity of rubber and the inside shrink of shock attenuation arch 21, can effectual buffering extrusion force that both received, and avoided inner tube 10 directly to collide with outer tube 40, thereby the shock attenuation effect of this macpherson's independent suspension bush has been strengthened. And the Macpherson type independent suspension bush is simple in structure and convenient to use.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. The utility model provides a Macpherson's independent suspension bush, installs on the swing arm under the front overhang of independent suspension, its characterized in that: establish including inner tube, cover plastics bushing pipe, cladding on the inner tube main rubber, the cover on the plastics bushing pipe are established outer tube on the main rubber and set up in two vice rubbers on the outer tube inner wall encircle along the axis on the plastics bushing pipe and be provided with a shock attenuation arch, the inside of main rubber seted up with the shock attenuation chamber that the shock attenuation arch corresponds, the shock attenuation chamber cover is established on the shock attenuation arch, the shock attenuation chamber is in the both sides of main rubber form an arch, two respectively protruding and two vice rubber one-to-one sets up.
2. The macpherson independent suspension bushing of claim 1, wherein: the main rubber comprises an installation part and two supporting parts extending from two sides of the installation part, installation holes are formed in the installation part, and the installation holes are communicated with the damping cavity.
3. The macpherson independent suspension bushing of claim 2, wherein: the end parts of the two supporting parts are connected with the inner wall of the outer pipe.
4. The macpherson independent suspension bushing of claim 2, wherein: the main rubber is arranged to be in a front-back symmetrical structure.
5. The macpherson independent suspension bushing of claim 2, wherein: the plastic liner tube is characterized in that a plurality of positioning bosses are arranged on the outer wall of the plastic liner tube, a plurality of positioning grooves corresponding to the positioning bosses are arranged on the inner wall of the mounting hole, and the plurality of positioning bosses are arranged in the plurality of positioning grooves.
6. The macpherson independent suspension bushing of claim 1, wherein: the main rubber is arranged in the front-rear direction of the Macpherson type independent suspension bushing, is made of natural rubber and has the rigidity of 1102N/mm.
7. The macpherson independent suspension bushing of claim 6, wherein: the main rubber is integrally formed by injection molding.
8. The macpherson independent suspension bushing of claim 1, wherein: the two auxiliary rubbers are arranged in the left and right directions of the Macpherson type independent suspension bush, the auxiliary rubbers are made of natural rubber, and the rigidity of the auxiliary rubbers is 202N/mm.
9. The macpherson independent suspension bushing of claim 8, wherein: the auxiliary rubber is integrally formed by injection molding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021245846.9U CN212637068U (en) | 2020-06-30 | 2020-06-30 | Macpherson type independent suspension bush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021245846.9U CN212637068U (en) | 2020-06-30 | 2020-06-30 | Macpherson type independent suspension bush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212637068U true CN212637068U (en) | 2021-03-02 |
Family
ID=74784912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021245846.9U Active CN212637068U (en) | 2020-06-30 | 2020-06-30 | Macpherson type independent suspension bush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212637068U (en) |
-
2020
- 2020-06-30 CN CN202021245846.9U patent/CN212637068U/en active Active
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