CN109263425A - A kind of spring damper and automobile - Google Patents
A kind of spring damper and automobile Download PDFInfo
- Publication number
- CN109263425A CN109263425A CN201811115007.2A CN201811115007A CN109263425A CN 109263425 A CN109263425 A CN 109263425A CN 201811115007 A CN201811115007 A CN 201811115007A CN 109263425 A CN109263425 A CN 109263425A
- Authority
- CN
- China
- Prior art keywords
- columnar part
- columnar
- wall section
- spring damper
- annular damping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G13/00—Resilient suspensions characterised by arrangement, location or type of vibration dampers
- B60G13/001—Arrangements for attachment of dampers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Springs (AREA)
- Fluid-Damping Devices (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The embodiment of the invention provides a kind of spring damper and automobiles, and wherein spring damper includes: columnar bracket, and the columnar bracket includes the first columnar part and the second columnar part being from top to bottom sequentially coaxially arranged；Outside wall surface is used for the annular damping cushion being socketed with spring, the inner wall of the annular damping cushion includes the first inner wall section that the shape of shape and first columnar part matches, and the second inner wall section being connect with first inner wall section, the annular damping padded sleeve is set on the columnar bracket, first inner wall section is fitted and connected with first columnar part, second inner wall section is connected together with second columnar part, while guaranteeing firmness, convenient for assembly and dismantling.
Description
Technical field
The present invention relates to automobile component field more particularly to a kind of spring dampers and automobile.
Background technique
With the development of automobile industry and social economy, automobile is at the middle essential traffic work of trip for people's lives
Tool.And can have many components in automobile, wherein spring is also as the promotion essential motor vehicle assembly of automotive performance.
Under normal circumstances, to prevent component in assembling process from falling off, the installation strength of spring structure, generally spring are realized
Matching between the soft installation of vibration damping and spring support installation assembly is combined into firm tight fit, and existing mounting structure will lead to assembly
It assembles and disassembles all relatively difficult in the process.
Summary of the invention
The embodiment of the present invention provides a kind of spring damper and automobile, will lead to assembly to solve existing mounting structure
During assemble and all relatively difficult problem of dismantling.
In order to solve the above-mentioned technical problem, the present invention is implemented as follows:
In a first aspect, the embodiment of the invention provides a kind of spring dampers, comprising:
Columnar bracket, the columnar bracket include the first columnar part and the second cylinder being from top to bottom sequentially coaxially arranged
Part, on first columnar part to the direction of second columnar part, the radial dimension of first columnar part
It being gradually reduced with the first lapse rate, the radial dimension of second columnar part is gradually reduced with the second lapse rate, and described second
Lapse rate is less than first lapse rate；
Outside wall surface is used for the annular damping cushion that be socketed with spring, the inner wall of the annular damping cushion include shape and
The first inner wall section that the shape of first columnar part matches, and the second inner wall being connect with first inner wall section
Part；
The annular damping padded sleeve is set on the columnar bracket, first inner wall section and first trunk portion
Divide and be fitted and connected, second inner wall section is connected together with second columnar part.
Optionally, first columnar part is provided with Side extensions far from one end of second columnar part,
The annular damping cushion is bonded abutting with the Side extensions.
Optionally, the Side extensions include that the direction of axis line of extending direction and the columnar bracket is perpendicular
First extension.
Optionally, the annular damping cushion is provided with the platform of extension on one end of first inner wall section,
The platform is bonded abutting with first extension.
Optionally, the Side extensions further include the second extension connecting with first extension, institute
The second extension is stated in the outer rim of first extension along by first columnar part to second columnar part
Direction extend.
Optionally, concaveconvex structure, screw thread knot are correspondingly arranged between second inner wall section and second columnar part
At least one of structure and buckle structure.
Optionally, the rubber parts that the annular damping cushion includes metallic framework and is coated on the metallic framework.
Optionally, second columnar part is additionally provided with connector far from one end of first columnar part, described
Mounting hole is provided on connector.
Optionally, the connector is a bowl structure part, and the opening of the bowl structure part is directed away from described second
The direction of columnar part.
Second aspect, the embodiment of the invention also provides a kind of automobile, the automobile includes spring damping as described above
Device.
In embodiments of the present invention, the first columnar part and the second columnar part form the horn-like structure of taper, annular
First inner wall section of damping cushion and the first columnar part shape of columnar bracket match, and columnar bracket and annular damping are soft
When cushion cover connects, the first inner wall section fits with the first columnar part, and the second inner wall section fastens with the second columnar part,
The collocation that loose fit and tight fit are formed on different parts, reduces the resistance of disassembly process, is passing through engaging and fitting part
Frictional force realizes annular damping cushion while the fixing assembling on columnar bracket, convenient for assembly and dismantling, reduce dismounting at
This.
Detailed description of the invention
Fig. 1 shows the assembly structure figures of spring damper in the embodiment of the present invention；
Fig. 2 indicates the structure chart of columnar bracket in the embodiment of the present invention；
Fig. 3 indicates the structure chart of annular damping cushion in the embodiment of the present invention.
Appended drawing reference: wherein in figure:
The first columnar part of 1-, the second columnar part of 2-, the first inner wall section of 3-, the second inner wall section of 4-, 5- first prolong
Extending portion point, the second extension 6-, 7- platform, 8- connector.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
A kind of spring damper is disclosed in the embodiment of the present invention, in conjunction with shown in Fig. 1, Fig. 2 and Fig. 3, comprising:
Columnar bracket, the columnar bracket include the first columnar part 1 and the second column being from top to bottom sequentially coaxially arranged
Body portion 2, on first columnar part 1 to the direction of second columnar part 2, the diameter of first columnar part 1
It is gradually reduced to size with the first lapse rate, the radial dimension of second columnar part 2 is gradually reduced with the second lapse rate, institute
The second lapse rate is stated less than first lapse rate；
Outside wall surface is used for the annular damping cushion that be socketed with spring, the inner wall of the annular damping cushion include shape and
The first inner wall section 3 that the shape of first columnar part 1 matches, and connect with first inner wall section 3 second
Inner wall section 4；
The annular damping padded sleeve is set on the columnar bracket, first inner wall section 3 and first cylinder
Part 1 is fitted and connected, and second inner wall section 4 is connected together with second columnar part 2.
Wherein, the radial dimension of first columnar part 1 and second columnar part 2 is perpendicular to the columnar bracket
Direction of axis line on section diameter, the diameter dimension of the two parts in this direction is gradually reduced.
In the structure, the first columnar part 1 is gradually reduced with the first lapse rate, and the second columnar part 2 is with the second lapse rate
It is gradually reduced, so that the first columnar part 1 and the second columnar part 2 form the horn-like structure of taper, annular damping cushion
First inner wall section 3 of inner wall matches with 1 shape of the first columnar part, sets space so that enclosing in the first inner wall section 3
Radial dimension be gradually reduced with first lapse rate, in specific assembling process, annular damping cushion is by the second trunk portion
The direction of 2 to the first columnar parts 1 is divided to be socketed, annular biggish one end of damping cushion radial dimension is convenient for across the second column
Body portion 2 realizes that the matching with the first columnar part 1 is socketed, and only needs to apply a power at this time, overcomes annular damping cushion radial
Resistance between the lesser one end of size and the second columnar part 2 can realize the first inner wall section 3 and the first columnar part 1
Between be fitted and connected and the second inner wall section 4 and second columnar part 2 between be connected together, the first columnar part 1 and
The setting of the horn-like structure of two columnar parts 2 reduces the resistance of disassembly process convenient for the installation and disassembly of damping cushion, should
Loose fit is formed in structure between first inner wall section 3 and the first columnar part 1, between the second inner wall section 4 and the second columnar part 2
Tight fit is formed, forms the collocation of loose fit and tight fit on different parts, in the frictional force by engaging and fitting part
Realize that annular damping cushion while the fixing assembling on columnar bracket, convenient for assembly and dismantling, reduces dismounting cost.
In the structure, wherein columnar bracket and annular damping cushion are socketed, and the outside wall surface of annular damping cushion is used for and bullet
Spring socket, so that realizing shock-absorbing function after spring is installed on the damping device.
Preferably, wherein length of first inner wall section 3 in the annular damping cushion axial direction is greater than described the
Length of the lateral wall of one columnar part 1 in the columnar bracket axial direction.
First inner wall section 3 of annular damping cushion matches with 1 shape of the first columnar part of columnar bracket, so that ring
The internal diameter of first inner wall section 3 of shape damping cushion is in first columnar part 1 to the side of second columnar part 2
Upwards, successively decreased with first lapse rate, and wherein length of first inner wall section 3 in the annular damping cushion axial direction is big
In length of the lateral wall in the columnar bracket axial direction of first columnar part 1 so that annular damping cushion with column
After the socket of shape bracket, the first inner wall section fits with the first columnar part 1 and connect, and the first inner wall section 3 is in the annular
Length in damping cushion axial direction is greater than length of the lateral wall of first columnar part 1 in the columnar bracket axial direction,
Therefore the first inner wall section 3 can have a part and remainder is stayed with after the assembly of the first columnar part 1, and due to the first cylinder
The radial dimension of part 1 is gradually reduced with the first lapse rate, the radial dimension of second columnar part 2 with the second lapse rate by
Decrescence small, the second lapse rate is less than first lapse rate, and therefore, the radial dimension of the remaining portion of the first inner wall section 3 is passed
Lapse rate is greater than the radial dimension lapse rate of the second columnar part 2, therefore the internal diameter of the remaining portion of first inner wall section 3
It can be tightened to the size less than the position being connected on the second columnar part 2 with the first columnar part 1, in assembly, apply peace
The power of dress makes the remaining portion deformation, is stuck on the second columnar part 2, applies the power for overcoming the part to assemble in assembly
Secured assembly can be realized, guarantee the firmness of assembly, convenient for assembly and dismantling.
In the embodiment of the present application, annular damping cushion engages knot by radial dimension of cooperatively form between columnar bracket
Structure, realization are connected together, the second columnar part 2 of the second inner wall section 4 of specially annular damping cushion and columnar bracket it
Between cooperatively form snap-in structure by radial dimension of, realization is connected together.
Preferably, it further uses, wherein the connecting portion of the second inner wall section 4 and the first inner wall section 3 encloses and sets sky
Between radial dimension be less than the radial dimension of second columnar part 2 with the connecting portion of first columnar part 1 so that
Second inner wall section 4 can with the connecting pin of first inner wall section 3 at pass through compressional deformation realize with the second columnar part 2
With being connected together for the connecting pin of the first columnar part 1, in assembly, applying the power that one overcomes the part to assemble be can be realized
Securely assembly guarantees the firmness of assembly, convenient for assembly and dismantling.
Specifically, the radial dimension of above-mentioned first columnar part 1 and second columnar part 2 is gradually reduced, and institute
The radial dimension for stating any position on the second columnar part 2 is respectively less than the diameter for being equal to any position on first columnar part 1
To size.Specifically, the maximum radial ruler of the smallest radial size of first columnar part 1 and second columnar part 2
It is very little equal, realize the connection of junction.
When columnar bracket and annular damping cushion are socketed, the first inner wall section 3 fits with the first columnar part 1, and second
Inner wall section 4 engages with the extruding of 2 phase of the second columnar part, maximum inner diameter ruler of the annular damping cushion in second inner wall section 4
The very little maximum radial dimension less than the second columnar part 2 realizes the engaging of the two by the deformation of cushion surface, and a part is logical
The frictional force for crossing engaging and fitting part realizes fixing assembling of the annular damping cushion on columnar bracket.
First columnar part 1 and second columnar part 2 are circular column structure.Wherein first trunk portion
Point 1 and the radial dimension of second columnar part 2 be gradually reduced, and the first columnar part 1 and second columnar part 2
Preferably hollow structure, so that the first columnar part 1 and the second columnar part 2 are rendered as bell shape, the second trunk portion
Divide 2 corresponding horn shapes less than the corresponding horn shape of the first columnar part 1.
Wherein, second inner wall section 4, which is enclosed, sets to form cylindrical space, as a result, the radial dimension of the second inner wall section 4
It is equal sized with the smallest radial of the first inner wall section 3, realize the second inner wall section 4 in the connection of 3 lower end of the first inner wall section.
And due to the internal diameter of the remaining portion of the first inner wall section 3 can be tightened to less than on the second columnar part 2 with the first cylinder
The size at the position that part 1 is connected, therefore, the internal diameter of the second inner wall section 4 also will less than on the second columnar part 2 with
The size at the position that the first columnar part 1 is connected.
Further, it is preferable to which ground, is correspondingly arranged on bumps between second inner wall section 4 and second columnar part 2
At least one of structure, helicitic texture and buckle structure.
In realizing the specific structure being connected together between the second inner wall section 4 and second columnar part 2, it can be
It is correspondingly arranged recess portion and protrusion on second inner wall section 4 and second columnar part 2, realization is connected together, or the
It is correspondingly arranged screw thread on two inner wall sections 4 and second columnar part 2, realization is connected together, or in the second inner wall part
4 are divided to realize being connected together for the two with buckle is correspondingly arranged on the second columnar part 2.
The columnar bracket is preferably metal material.
As a preferred embodiment, wherein the one end of first columnar part 1 far from second columnar part 2
Side extensions are provided with, the annular damping cushion is bonded abutting with the Side extensions, so that during installation, column
It is more easier to be socketed and is dismantled between shape bracket and annular damping cushion.
Wherein the Side extensions in columnar bracket are for the connection with other component.This mounting structure is simple, preceding
The installation and the vehicle maintenance in later period of phase is all convenient.
Wherein, the Side extensions include extending direction and the columnar bracket direction of axis line it is perpendicular the
One extension 5, it is preferable that the annular damping cushion is provided with the flat of extension on one end of first inner wall section 3
Platform 7, the platform 7 are fitted and connected with first extension 5.
When installation, annular damping cushion is inserted in columnar bracket, because of the inner wall inside annular damping cushion
3 size of the first inner wall section be all larger than the first columnar part 1 of columnar bracket and the size of the second columnar part 2, therefore can
To be easily assembled, final cooperation is as follows: the upper plane of the platform 7 of annular damping cushion is fitted in columnar bracket and obtains the first extension
On the lower surface of part 5, the first inner wall section 3 of annular damping cushion fits with the first columnar part 1 of columnar bracket, the
Second trunk portion of the second inner wall section 4 and columnar bracket of the lower end remaining portion of one inner wall section 3 and annular damping cushion
Divide 2 tight fits, therefore when installation, it is only necessary to which application overcomes in the second columnar part 2 and the second inner wall section 4 and first
The power of the remaining portion of wall part 3 ensures that annular damping cushion is not split away off from columnar bracket, in maintenance vehicle
When, it disassembles also very convenient.
Further, it is preferable to ground, the Side extensions further include that second connect with first extension 5 prolongs
Extending portion points 6, second extension 6 first extension 5 outer rim along by first columnar part 1 to described
The direction of second columnar part 2 extends.
Further, it is preferable to ground, first extension 5, second extension 6 and the columnar bracket are integrated
Molding.Alternatively, first extension 5 and columnar bracket are integrally formed, first extension 5 and second extension
Divide between 6 for welding, manufacture easy to process.
Wherein, the rubber parts that the annular damping cushion includes metallic framework and is coated on the metallic framework, in reality
While existing shock-absorbing function, guarantee structural strength.
Specifically, second columnar part 2 is additionally provided with connector 8, institute far from one end of first columnar part 1
It states and is provided with mounting hole on connector 8, for being installed with other components.
Preferably, which is a bowl structure part, and the opening of the bowl structure part is directed away from second column
The direction of body portion 2.It is installed convenient for loss of weight and component.Wherein, the maximum radial dimension of the bowl structure part is less than annular damping
The smallest radial size of the second inner wall section of cushion 4.
A kind of automobile is also disclosed in the embodiment of the present invention, which includes spring damper as described above.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person of the art is come
It says, can also make several improvements and retouch under the premise of not departing from principle of the present invention, these improvements and modifications also exist
In protection scope of the present invention.
Claims (10)
1. a kind of spring damper characterized by comprising
Columnar bracket, the columnar bracket include the first columnar part being from top to bottom sequentially coaxially arranged and the second trunk portion
Point, on first columnar part to the direction of second columnar part, the radial dimension of first columnar part with
First lapse rate is gradually reduced, and the radial dimension of second columnar part is gradually reduced with the second lapse rate, and described second passs
Lapse rate is less than first lapse rate；
Outside wall surface is used for the annular damping cushion that be socketed with spring, the inner wall of the annular damping cushion include shape with it is described
The first inner wall section that the shape of first columnar part matches, and the second inner wall part being connect with first inner wall section
Point；
The annular damping padded sleeve is set on the columnar bracket, and first inner wall section and first columnar part paste
Connection is closed, second inner wall section is connected together with second columnar part.
2. spring damper according to claim 1, which is characterized in that first columnar part is far from described second
One end of columnar part is provided with Side extensions, and the annular damping cushion is bonded abutting with the Side extensions.
3. spring damper according to claim 2, which is characterized in that the Side extensions include extending direction
First extension perpendicular with the direction of axis line of the columnar bracket.
4. spring damper according to claim 3, which is characterized in that the annular damping cushion is close to described first
The platform of extension is provided on one end of inner wall section, the platform is bonded abutting with first extension.
5. spring damper according to claim 3, which is characterized in that the Side extensions further include with it is described
Second extension of the first extension connection, second extension first extension outer rim along by institute
The first columnar part to the direction of second columnar part is stated to extend.
6. spring damper according to claim 1, which is characterized in that second inner wall section and second column
At least one of concaveconvex structure, helicitic texture and buckle structure are correspondingly arranged between body portion.
7. spring damper according to claim 1, which is characterized in that the annular damping cushion includes metallic framework
And it is coated on the rubber parts on the metallic framework.
8. spring damper according to claim 1, which is characterized in that second columnar part is far from described first
One end of columnar part is additionally provided with connector, is provided with mounting hole on the connector.
9. spring damper according to claim 8, which is characterized in that the connector is a bowl structure part, institute
The opening for stating bowl structure part is directed away from the direction of second columnar part.
10. a kind of automobile, which is characterized in that the automobile includes spring damping dress as described in any one of claim 1 to 9
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115007.2A CN109263425B (en) | 2018-09-25 | 2018-09-25 | Spring vibration damper and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115007.2A CN109263425B (en) | 2018-09-25 | 2018-09-25 | Spring vibration damper and car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109263425A true CN109263425A (en) | 2019-01-25 |
| CN109263425B CN109263425B (en) | 2020-11-24 |
Family
ID=65197989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811115007.2A Active CN109263425B (en) | 2018-09-25 | 2018-09-25 | Spring vibration damper and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109263425B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101029667A (en) * | 2006-02-21 | 2007-09-05 | 东海橡胶工业株式会社 | Spring seat of suspension for automotive vehicle |
| EP2165864A2 (en) * | 2004-02-11 | 2010-03-24 | Michelin AVS S.A.S. | Device for attaching a rod of a spring cushioning system |
| CN106956558A (en) * | 2017-04-27 | 2017-07-18 | 北京新能源汽车股份有限公司 | Damping spring mounting seat |
| CN207190701U (en) * | 2017-09-26 | 2018-04-06 | 北京汽车研究总院有限公司 | A kind of vehicle rear coil springs bracket assembly and there is its vehicle |
| CN108482050A (en) * | 2018-04-17 | 2018-09-04 | 北京汽车研究总院有限公司 | A kind of spring shock-absorbing pad and damper bracket installation structure assembly and automobile |
| CN207825862U (en) * | 2018-01-31 | 2018-09-07 | 北京汽车研究总院有限公司 | A kind of suspension system assembly and automobile |
-
2018
- 2018-09-25 CN CN201811115007.2A patent/CN109263425B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2165864A2 (en) * | 2004-02-11 | 2010-03-24 | Michelin AVS S.A.S. | Device for attaching a rod of a spring cushioning system |
| CN101029667A (en) * | 2006-02-21 | 2007-09-05 | 东海橡胶工业株式会社 | Spring seat of suspension for automotive vehicle |
| CN106956558A (en) * | 2017-04-27 | 2017-07-18 | 北京新能源汽车股份有限公司 | Damping spring mounting seat |
| CN207190701U (en) * | 2017-09-26 | 2018-04-06 | 北京汽车研究总院有限公司 | A kind of vehicle rear coil springs bracket assembly and there is its vehicle |
| CN207825862U (en) * | 2018-01-31 | 2018-09-07 | 北京汽车研究总院有限公司 | A kind of suspension system assembly and automobile |
| CN108482050A (en) * | 2018-04-17 | 2018-09-04 | 北京汽车研究总院有限公司 | A kind of spring shock-absorbing pad and damper bracket installation structure assembly and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109263425B (en) | 2020-11-24 |
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Effective date of registration: 20200518 Address after: 100130 Zhaofeng Town, Shunyi District, Beijing Zhaofeng industrial base Tongxin Road No. 1 Applicant after: BAIC GROUP ORV Co.,Ltd. Address before: 101300, 99, Shuanghe Avenue, Renhe Town, Beijing, Shunyi District Applicant before: BEIJING AUTOMOBILE RESEARCH GENERAL INSTITUTE Co.,Ltd. |
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