CN205768430U - Swing arm assembly convenient for assembly - Google Patents
Swing arm assembly convenient for assembly Download PDFInfo
- Publication number
- CN205768430U CN205768430U CN201620493054.0U CN201620493054U CN205768430U CN 205768430 U CN205768430 U CN 205768430U CN 201620493054 U CN201620493054 U CN 201620493054U CN 205768430 U CN205768430 U CN 205768430U
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- CN
- China
- Prior art keywords
- assembly
- swing arm
- ball base
- bulb
- sphere
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses swing arm assembly convenient for assembly, including swing arm, the left end of swing arm installs bulb assembly, right-hand member installs bush assembly, it is characterized in that: swing arm is aluminum alloy die casting, the left end of swing arm is provided with sphere socket bore, described bulb assembly includes bulb and upper lower ball base, the spherical outside surface of lower ball base againsts the bottom sphere of sphere socket bore, the Internal Spherical Surface of lower ball base presses close to contact with the lower half sphere of bulb, described bulb is spacing in sphere socket bore by upper ball base, upper ball base is provided with the in-flanges that flange outer rim allows sphere socket bore opening be provided with and compresses, bulb connects bearing pin, the bellmouth that bearing pin is provided with in the middle of upper ball base passes outward, the opening of bellmouth is covered by dust cover, the outside of dust cover is provided with dirt-proof boot, the lower end elasticity of dirt-proof boot abuts swing arm and is covered by the opening of sphere socket bore.The lightweight intensity of this utility model is high, simple in construction is easy to assembly, dust-proof reliably, and has excellent resisting fatigue damping performance.
Description
Technical field
This utility model relates to automobile suspension system parts, is specifically related to the swing arm assembly of automobile.
Background technology
Swing arm assembly is applied in the suspension of automobile chassis, and the structural style of swing arm assembly is a lot, has different swing arm assembly structures for different automobile types.The swing arm assembly of prior art, it is typically provided with bulb assembly and bush assembly, the structure of bulb assembly is inconvenient compared with Complex Assembly, dust-proof unreliable, and the resisting fatigue of bush assembly and damping performance are poor, also have, the swing arm of swing arm assembly is usually ironcasting or metal welding fitting, and Heavy Weight intensity is short of.
Summary of the invention
In view of the deficiencies in the prior art, the technical problems to be solved in the utility model is to be to provide a kind of lightweight intensity height, simple in construction easy to assembly, dust-proof reliably, and has the swing arm assembly convenient for assembly of excellent resisting fatigue damping performance.
This utility model has adopted the following technical scheme that:
nullSwing arm assembly convenient for assembly,Swing arm including long rod-shape,The left end of swing arm installs bulb assembly,Right-hand member installs bush assembly,It is characterized in that: swing arm is aluminum alloy die casting,The left end of swing arm is provided with sphere socket bore,Described bulb assembly includes bulb and upper lower ball base,Lower ball base、Bulb and upper ball base are sequentially loaded in sphere socket bore from sphere socket bore opening,The spherical outside surface of lower ball base againsts the bottom sphere of sphere socket bore,The Internal Spherical Surface of lower ball base presses close to contact with the lower half sphere of bulb,Described bulb is spacing in sphere socket bore by upper ball base,Upper ball base is provided with the in-flanges that flange outer rim allows sphere socket bore opening be provided with and compresses,Bulb connects bearing pin,The bellmouth that bearing pin is provided with in the middle of upper ball base passes outward,The opening of bellmouth is provided with flanging,The opening of bellmouth is covered by dust cover,Dust cover has under shed and holds tightly in the stopper slot that upper ball base flanging is formed,Dust cover has upper shed and holds tightly at bearing pin cylindrical and by jump ring banding,The outside of dust cover is provided with dirt-proof boot,The lower end elasticity of dirt-proof boot abuts swing arm and is covered by the opening of sphere socket bore,Dirt-proof boot has upper shed elasticity and holds tightly at bearing pin cylindrical.
The right-hand member of swing arm is provided with cylindrical hole, described bush assembly includes internal and external casing and the vulcanite part being fixed together by internal and external casing, trocar sheath press-fits and is fixed in described cylindrical hole, trocar sheath is stretched in outside the two ends of inner sleeve, described vulcanite part has the both sides end face being inwardly recessed, vulcanite part is embedded with metallic framework ring in the position of cylindrical, is provided with annular groove in the middle of the cylindrical of vulcanite part.
After using technique scheme, the Advantageous Effects that this utility model realizes is: 1. swing arm is aluminum alloy die casting, and lightweight intensity is high, and the left end of swing arm is provided with sphere socket bore and is directly used in the installation of bulb assembly, simple in construction, improves property easy to assembly;2., in bulb assembly is directly mounted at the sphere socket bore of swing arm left end, it is not required to additionally arrange spherical shell, simple in construction, easy to assembly, and designed by optimization, make bulb assembly dust-proof reliably;3. being designed by the optimization of vulcanite part, the resisting fatigue damping performance making bush assembly is more preferable, improves service life.
As preferably, described annular groove is rectangular channel, and it is recessed that the both sides cell wall of annular groove is provided with buffering in bottom land position.By above-mentioned design, while increasing the resisting fatigue damping performance of bush assembly, can effectively ensure that the structural strength of vulcanite part.
As preferably, the endoporus of described inner sleeve is horizontal long hole shape, and the hole wall up and down of horizontal elongated hole is equipped with positioning convex at two.
Accompanying drawing explanation
This utility model has a drawings described below:
Fig. 1 is shape assumption diagram of the present utility model,
Fig. 2 is the vertical view directional diagram of Fig. 1,
Fig. 3 is the structural representation of bulb assembly,
Fig. 4 is the partial enlarged drawing of Fig. 2.
Detailed description of the invention
nullAs shown in the figure,Swing arm assembly convenient for assembly of the present utility model,Swing arm 1 including long rod-shape,The left end of swing arm 1 installs bulb assembly 2,Right-hand member installs bush assembly 3,Swing arm 1 is aluminum alloy die casting,The left end of swing arm 1 is provided with sphere socket bore 4,Described bulb assembly 2 includes bulb 27 and upper lower ball base,Lower ball base 28、Bulb 27 and upper ball base 26 are sequentially loaded in sphere socket bore 4 from sphere socket bore 4 opening,The spherical outside surface of lower ball base 28 againsts the bottom sphere of sphere socket bore 4,The Internal Spherical Surface of lower ball base 28 presses close to contact with the lower half sphere of bulb 27,Described bulb 27 is spacing in sphere socket bore 4 by upper ball base 26,Upper ball base 26 is provided with the in-flanges 24 that flange outer rim 25 allows sphere socket bore 4 opening be provided with and compresses,Bulb 27 connects bearing pin 20,The bellmouth 19 that bearing pin 20 is provided with in the middle of upper ball base 26 passes outward,The opening of bellmouth 19 is provided with flanging 23,The opening of bellmouth 19 is covered by dust cover 22,Dust cover 22 has under shed and holds tightly in the stopper slot that upper ball base flanging 23 is formed,Dust cover 22 has upper shed and holds tightly at bearing pin 20 cylindrical and by jump ring 21 banding,The outside of dust cover 22 is provided with dirt-proof boot 29,The lower end elasticity of dirt-proof boot 29 abuts swing arm 1 and is covered by the opening of sphere socket bore 4,Dirt-proof boot 29 has upper shed elasticity and holds tightly at bearing pin 20 cylindrical.
The right-hand member of swing arm 1 is provided with cylindrical hole 5, described bush assembly 3 includes internal and external casing and the vulcanite part 31 being fixed together by internal and external casing, trocar sheath 34 press-fits and is fixed in described cylindrical hole 5, trocar sheath 24 is stretched in outside the two ends of inner sleeve 30, described vulcanite part 31 has the both sides end face 32 being inwardly recessed, vulcanite part 31 is embedded with metallic framework ring 33 in the position of cylindrical, annular groove 35 it is provided with in the middle of the cylindrical of vulcanite part 31, described annular groove 35 is rectangular channel, the both sides cell wall of annular groove 35 is provided with buffering recessed 36 in bottom land position, the endoporus 38 of described inner sleeve 30 is horizontal long hole shape, laterally the hole wall up and down of elongated hole is equipped with positioning convex 37 at two.
Claims (4)
- nullSwing arm assembly the most convenient for assembly,Swing arm including long rod-shape,The left end of swing arm installs bulb assembly,Right-hand member installs bush assembly,It is characterized in that: swing arm is aluminum alloy die casting,The left end of swing arm is provided with sphere socket bore,Described bulb assembly includes bulb and upper lower ball base,Lower ball base、Bulb and upper ball base are sequentially loaded in sphere socket bore from sphere socket bore opening,The spherical outside surface of lower ball base againsts the bottom sphere of sphere socket bore,The Internal Spherical Surface of lower ball base presses close to contact with the lower half sphere of bulb,Described bulb is spacing in sphere socket bore by upper ball base,Upper ball base is provided with the in-flanges that flange outer rim allows sphere socket bore opening be provided with and compresses,Bulb connects bearing pin,The bellmouth that bearing pin is provided with in the middle of upper ball base passes outward,The opening of bellmouth is provided with flanging,The opening of bellmouth is covered by dust cover,Dust cover has under shed and holds tightly in the stopper slot that upper ball base flanging is formed,Dust cover has upper shed and holds tightly at bearing pin cylindrical and by jump ring banding,The outside of dust cover is provided with dirt-proof boot,The lower end elasticity of dirt-proof boot abuts swing arm and is covered by the opening of sphere socket bore,Dirt-proof boot has upper shed elasticity and holds tightly at bearing pin cylindrical.
- Swing arm assembly the most convenient for assembly, it is characterized in that: the right-hand member of swing arm is provided with cylindrical hole, described bush assembly includes internal and external casing and the vulcanite part being fixed together by internal and external casing, trocar sheath press-fits and is fixed in described cylindrical hole, trocar sheath is stretched in outside the two ends of inner sleeve, described vulcanite part has the both sides end face being inwardly recessed, and vulcanite part is embedded with metallic framework ring in the position of cylindrical, is provided with annular groove in the middle of the cylindrical of vulcanite part.
- Swing arm assembly the most convenient for assembly, it is characterised in that: described annular groove is rectangular channel, and it is recessed that the both sides cell wall of annular groove is provided with buffering in bottom land position.
- Swing arm assembly the most convenient for assembly, it is characterised in that: the endoporus of described inner sleeve is horizontal long hole shape, and the hole wall up and down of horizontal elongated hole is equipped with positioning convex at two.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620493054.0U CN205768430U (en) | 2016-05-27 | 2016-05-27 | Swing arm assembly convenient for assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620493054.0U CN205768430U (en) | 2016-05-27 | 2016-05-27 | Swing arm assembly convenient for assembly |
Publications (1)
Publication Number | Publication Date |
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CN205768430U true CN205768430U (en) | 2016-12-07 |
Family
ID=58110502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201620493054.0U Expired - Fee Related CN205768430U (en) | 2016-05-27 | 2016-05-27 | Swing arm assembly convenient for assembly |
Country Status (1)
Country | Link |
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CN (1) | CN205768430U (en) |
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2016
- 2016-05-27 CN CN201620493054.0U patent/CN205768430U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20161207 Termination date: 20210527 |
|
CF01 | Termination of patent right due to non-payment of annual fee |