CN204978133U - Low bush structure of twising reverse of high strength - Google Patents
Low bush structure of twising reverse of high strength Download PDFInfo
- Publication number
- CN204978133U CN204978133U CN201520518243.4U CN201520518243U CN204978133U CN 204978133 U CN204978133 U CN 204978133U CN 201520518243 U CN201520518243 U CN 201520518243U CN 204978133 U CN204978133 U CN 204978133U
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- CN
- China
- Prior art keywords
- overcoat
- endotheca
- rubber layer
- inner sleeve
- high strength
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Abstract
The utility model relates to a low bush structure of twising reverse of high strength, including endotheca, overcoat and rubber layer, endotheca and overcoat are a cylindric metal section of thick bamboo, during the inner chamber of overcoat is located to the endotheca, and endotheca and overcoat are coaxial, the rubber layer is located between endotheca and the overcoat, between endotheca and the rubber layer closely laminating and together fixed between rubber layer and the overcoat, the middle part of endotheca outwards forms the arch, and the both ends of endotheca are the column, the protruding column part with both ends at endotheca center forms the circular arc butt joint. The utility model discloses the endotheca of relative and traditional straight cylindric form, greatly increased the rigidity of product, and change to the rigidity of other directions, radial rigidity be promote the fastest to can realize reversing the effect that has relative reduction with the beat, in addition, because the endotheca both ends has than thick rubber layer, reversing under the great durable operating mode of angle, possess higher durability.
Description
Technical field
The utility model relates to lining technical field, particularly relates to the low torsion bush structure of a kind of high strength.
Background technology
Suspension is actually by connecting rod, and bumper and damping spring form.Multi link hangs, as its name suggests, the connecting rod being exactly him is more some more than general suspension, as usual, general all the suspension of 4 connecting rods or more bar linkage structure, be called multi link, reduce the vibration of road surface to chassis by being flexible coupling between many connecting rods, thus reach the object of damping, owing to there being multiple connecting rod, the lining of such connection connecting rod all can produce larger angle change in the process of relative motion, at this moment, a kind ofly possesses lower torsion with regard to needing and is connected with the lining of higher-strength.
The endurance strength performance of lining and the twisting property that supports of NVH are all the vital points designed, NVH refers to noise, vibration and sound vibration roughness, on traditional product design, due to the performance requriements of reality, often require that lining product is under the rigidity requirement of principal direction ensureing product, there is less torsion and beat, to meet the performance of NVH, overlap product in traditional band owing to not easily realizing the endurance quality of product under the operating mode of larger windup-degree.
Utility model content
In view of this, be necessary to provide a kind of rigidity to beat, endurance quality is high, and the low torsion bush structure of the high strength with less torsion and beat.
The utility model realizes like this, the low torsion bush structure of a kind of high strength, comprise inner sleeve, overcoat and rubber layer, described inner sleeve and overcoat are cylindrical metal cylinder, be sheathed in described in the inner chamber of overcoat, and inner sleeve and overcoat coaxial, described rubber layer is located between inner sleeve and overcoat, fit tightly between described inner sleeve and rubber layer, between described rubber layer and overcoat and be fixed together, the middle part of described inner sleeve outwards forms projection, the two ends of inner sleeve are column, and the projection at described inner sleeve center forms circular arc with the stylolitic part at two ends and docks.
Further, the outside face of described inner sleeve and the contact surface of rubber layer are wavy, and the distance between crest and trough is 1mm ~ 10mm.
Further, the inside face of described overcoat and the contact surface of rubber layer are wavy, and the distance between crest and trough is 1mm ~ 10mm.
The advantage of the low torsion bush structure of a kind of high strength that the utility model provides is: the utility model is simple and reasonable, by the middle part of inner sleeve is designed to outwardly convex, the two ends of inner sleeve are column, the projection at inner sleeve center and the stylolitic part at two ends form circular arc and dock, high spot in the middle part of inner sleeve decreases relative to the distance between overcoat than inner sleeve two ends relative to the distance between overcoat, thus the thickness that the rubber layer be between inner sleeve and overcoat is in the position in the middle part of inner sleeve is relatively thinning, thus the inner sleeve of relative and traditional straight tube shape, considerably increase the rigidity of product, and for the stiffness change in other directions, radial rigidity promotes the fastest, thus can realize reversing the effect with beat with relative reduction, in addition, due to inner sleeve two ends, there is thicker rubber layer, like this under the durable operating mode that windup-degree are larger, product is unlikely to due to the restriction of the elongation at failure of rubber bodies itself and damages, possesses higher endurance quality, and manufacturing process of the present utility model is simple, mould needed for manufacture easily realizes.
Accompanying drawing explanation
Fig. 1 is the structural representation of the low torsion bush structure of a kind of high strength of the utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Refer to Fig. 1, Fig. 1 is the structural representation of the low torsion bush structure of a kind of high strength of the utility model.
The low torsion bush structure of described a kind of high strength, comprise inner sleeve 10, overcoat 20 and rubber layer 30, described inner sleeve 10 and overcoat 20 are cylindrical metal cylinder, described inner sleeve 10 is located in the inner chamber of overcoat 20, and inner sleeve 10 and overcoat 20 coaxial, described rubber layer 30 is located between inner sleeve 10 and overcoat 20, between described inner sleeve 10 and rubber layer 30, fit tightly between described rubber layer 30 and overcoat 20 and be fixed together, the middle part of described inner sleeve 10 outwards forms protruding 11, the two ends of inner sleeve 10 are column, the described projection 11 at inner sleeve 10 center forms circular arc with the stylolitic part at two ends and docks.
The outside face of described inner sleeve 10 and the contact surface of rubber layer 30 are wavy, and the distance between crest and trough is 1mm ~ 10mm, the inside face of described overcoat 20 and the contact surface of rubber layer 30 are wavy, and the distance between crest and trough is 1mm ~ 10mm, improve the area of contact between inner sleeve 10 and rubber layer 30, between overcoat 20 and rubber layer 30, increase the binding power of rubber layer 30 respectively and between inner sleeve 10 and overcoat 20.
In actual production process, ensure the rubber hardness of product, analyzed by CAE, regulate the maximum gauge of the projection 11 at inner sleeve 10 center and radian to design and be beneficial to lining performance index between 60-70 ° most.
The advantage of the low torsion bush structure of a kind of high strength that the utility model provides is: the utility model is simple and reasonable, by the middle part of inner sleeve 10 is designed to outwardly convex 11, the two ends of inner sleeve 10 are column, the projection 11 at inner sleeve 10 center forms circular arc with the stylolitic part at two ends and docks, high spot in the middle part of inner sleeve 10 decreases relative to the distance between overcoat 20 than inner sleeve 10 two ends relative to the distance between overcoat 20, thus the thickness that the rubber layer 30 be between inner sleeve 10 and overcoat 20 is in the position in the middle part of inner sleeve 10 is relatively thinning, thus the inner sleeve of relative and traditional straight tube shape, considerably increase the rigidity of product, and for the stiffness change in other directions, radial rigidity promotes the fastest, thus can realize reversing the effect with beat with relative reduction, in addition, due to inner sleeve 10 two ends, there is thicker rubber layer 30, like this under the durable operating mode that windup-degree are larger, product is unlikely to due to the restriction of the elongation at failure of rubber bodies itself and damages, possesses higher endurance quality, and manufacturing process of the present utility model is simple, mould needed for manufacture easily realizes.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. the low torsion bush structure of high strength, it is characterized in that, comprise inner sleeve (10), overcoat (20) and rubber layer (30), described inner sleeve (10) and overcoat (20) are cylindrical metal cylinder, described inner sleeve (10) is located in the inner chamber of overcoat (20), and inner sleeve (10) and overcoat (20) coaxial, described rubber layer (30) is located between inner sleeve (10) and overcoat (20), between described inner sleeve (10) and rubber layer (30), fit tightly between described rubber layer (30) and overcoat (20) and be fixed together, the middle part of described inner sleeve (10) outwards forms projection (11), the two ends of inner sleeve (10) are column, the projection (11) at described inner sleeve (10) center forms circular arc with the stylolitic part at two ends and docks.
2. the low torsion bush structure of a kind of high strength according to claim 1, is characterized in that, the outside face of described inner sleeve (10) and the contact surface of rubber layer (30) are wavy, and the distance between crest and trough is 1mm ~ 10mm.
3. the low torsion bush structure of a kind of high strength according to claim 2, is characterized in that, the inside face of described overcoat (20) and the contact surface of rubber layer (30) are wavy, and the distance between crest and trough is 1mm ~ 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520518243.4U CN204978133U (en) | 2015-07-17 | 2015-07-17 | Low bush structure of twising reverse of high strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520518243.4U CN204978133U (en) | 2015-07-17 | 2015-07-17 | Low bush structure of twising reverse of high strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204978133U true CN204978133U (en) | 2016-01-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520518243.4U Expired - Fee Related CN204978133U (en) | 2015-07-17 | 2015-07-17 | Low bush structure of twising reverse of high strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204978133U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952836A (en) * | 2016-05-04 | 2016-09-21 | 中国电子科技集团公司第十三研究所 | Impact resistance minitype inertial measurement unit with adjustable damping |
| CN107061583A (en) * | 2016-10-21 | 2017-08-18 | 南漳富元鼎航空器材配件有限公司 | A kind of vehicle vibration damping part |
| CN109163045A (en) * | 2018-11-02 | 2019-01-08 | 株洲时代新材料科技股份有限公司 | A kind of the traction flexural pivot and stiffness tuning method of adjustable rigidity |
| CN109826890A (en) * | 2019-02-20 | 2019-05-31 | 宁波吉利汽车研究开发有限公司 | Bush Assembly and its assemble method, damper and vehicle |
-
2015
- 2015-07-17 CN CN201520518243.4U patent/CN204978133U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952836A (en) * | 2016-05-04 | 2016-09-21 | 中国电子科技集团公司第十三研究所 | Impact resistance minitype inertial measurement unit with adjustable damping |
| CN105952836B (en) * | 2016-05-04 | 2018-05-08 | 中国电子科技集团公司第十三研究所 | Damping adjustable shock resistance mini inertia measurement unit |
| CN107061583A (en) * | 2016-10-21 | 2017-08-18 | 南漳富元鼎航空器材配件有限公司 | A kind of vehicle vibration damping part |
| CN109163045A (en) * | 2018-11-02 | 2019-01-08 | 株洲时代新材料科技股份有限公司 | A kind of the traction flexural pivot and stiffness tuning method of adjustable rigidity |
| CN109826890A (en) * | 2019-02-20 | 2019-05-31 | 宁波吉利汽车研究开发有限公司 | Bush Assembly and its assemble method, damper and vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190717 |