CN204553849U - A kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly - Google Patents
A kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly Download PDFInfo
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- CN204553849U CN204553849U CN201520161691.3U CN201520161691U CN204553849U CN 204553849 U CN204553849 U CN 204553849U CN 201520161691 U CN201520161691 U CN 201520161691U CN 204553849 U CN204553849 U CN 204553849U
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- dust
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Abstract
The utility model discloses a kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly, automobile big swing angle ball pivot waveform dust-proof cover, comprise dust-proof cover small end 1, dust-proof cover stage casing 2, the large end 3 of dust-proof cover, described dust-proof cover small end 1 place arranges small end sealing lip 4, inside described small end sealing lip 4, annular groove 5 is set, described small end sealing lip 4 arranged outside draw-in groove 1; Described dust-proof cover large end 3 place arranges large end sealing lip 7, described large end sealing lip 7 arranged outside draw-in groove 28; Described dust-proof cover stage casing 2 is set to waveform, the utility model structure optimization deformed shape of automobile ball pivot dust-proof cover, the undulating pleats of dust-proof cover in its swing process for stretching limit provides sufficient amount of tension, coordinate the motive sealing at two ends, static seal, achieve compression limit simultaneously and have less outer profile size upon compression, be applicable to being applied in the structural design of control arm ball pivot, can prevent from occurring interference because of profile after dust-proof cover swinging deformation and then producing the early failue of the damaged ball pivot caused of friction.
Description
Technical field
The utility model relates to the technical field of a kind of automobile ball pivot dust-proof cover, ball pivot assembly, specifically the structure of a kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly.
Background technique
The position of current automobile chassis being applied spherical hinge structure is more, usually uses position to have steering linkages, control arm, stabilizer link, braking ball pin etc.In common structural design, the protection of ball pivot all have employed the structural type of bellows.And the pear shape that have employed individual layer often more in the design of dust-proof cover contour shape or waist drum, these similar shapes can satisfy the demands in general dust boot design, but there is inevitable defect after its swinging deformation.One swings rear appearance profile exactly and takes up room very large, especially in the control arm ball pivot design of big swing angle and narrow space, there is the problem that dust-proof cover is interfered with vehicle frame after swing, dust-proof cover rubbing repeatedly on the control arm body of punching press, sharp-pointed sheet metal part can cut bellows surface and form slight crack, and Long-Time Service there will be the problem of dust-proof cover breakage.It two is exactly often there is the phenomenon of excessive tensile during dust-proof cover stretching limit swings, and this stretching is very harmful to sealability.In dust-proof cover works normally, sealing lip is held tightly on metalwork, and once in swing, stretching limit because of the length of side inadequate, just will inevitably involve the sealing configuration be associated, thus gap appears in the lip making sealing intact, this directly can cause the intrusion of external muddy water, and ball pivot also can lose efficacy because losing protection.
Summary of the invention
Goal of the invention of the present utility model is: for above-mentioned Problems existing, a kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly are provided, can realize in big swing angle and the narrow and small control arm ball pivot dust boot design of installing space, the dust-proof stretching length of side being covered with abundance, less outer profile size, thus ensure excellent sealability.
The technical problems to be solved in the utility model realizes by the following technical solutions:
A kind of automobile big swing angle ball pivot waveform dust-proof cover, comprise dust-proof cover small end 1, dust-proof cover stage casing 2, the large end 3 of dust-proof cover, described dust-proof cover small end 1 place arranges small end sealing lip 4, arranges annular groove 5 inside described small end sealing lip 4, described small end sealing lip 4 arranged outside draw-in groove 1; Described dust-proof cover large end 3 place arranges large end sealing lip 7, described large end sealing lip 7 arranged outside draw-in groove 28; Described dust-proof cover stage casing 2 is set to waveform.
Alternately, above-mentioned a kind of automobile big swing angle ball pivot waveform dust-proof cover, the outer of described small end sealing lip 4 arranges lip care 9.
Alternately, above-mentioned a kind of automobile big swing angle ball pivot waveform dust-proof cover, the number of described annular groove 5 is 1, more than 2 or 2.
Alternately, above-mentioned a kind of automobile big swing angle ball pivot waveform dust-proof cover, the waveform number in described dust-proof cover stage casing 2 is more than 2 or 2.
Alternately, above-mentioned a kind of automobile big swing angle ball pivot waveform dust-proof cover, described dust-proof cover 13 is made up of rubber material.
A kind of automobile ball pivot assembly with automobile big swing angle ball pivot waveform dust-proof cover, comprise knuckle 10, ball pin post 11, clamping unit 12, dust-proof cover 13, base plate 14, ball pin seat 15, control arm ball pin cover 16, described dust-proof cover small end 1 is fixed on ball pin post 11 with clamping unit 12 and realizes motive sealing, and the large end 3 of described dust-proof cover is fixed on control arm ball pin cover 16 with clamping unit 12 and realizes static seal.
Alternately, above-mentioned a kind of automobile ball pivot assembly, described ball pin post 11 arranges bulge loop, and described bulge loop and clamping unit 12 jointly clamp small end sealing lip 4 and formed and seal.
Alternately, above-mentioned a kind of automobile ball pivot assembly, described ball pin post 11 has more than 1 or 1 bulge loop.
Alternately, above-mentioned a kind of automobile ball pivot assembly, described control arm ball pin cover 16 arranges groove, and described groove and clamping unit 12 clamp jointly to be held sealing lip 7 to be formed to seal greatly.
Alternately, above-mentioned a kind of automobile ball pivot assembly, described ball pin seat 15 bottom arranges base plate 14, and described base plate 14 is directly engaged location by control arm ball pin cover 16.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
The shape of the utility model structure optimization automobile ball pivot dust-proof cover and sealability, described dust-proof cover small end is set in outside ball pin post, annular groove inside described small end sealing lip and the bulge loop outside ball pin post coincide, location and sealing can be realized well, and can according to the actual needs, the number of annular groove and bulge loop be arranged.Meanwhile, the outer of small end sealing lip arranges lip care, contributes to enhanced leaktightness effect to a great extent, can realize motive sealing well.Dust-proof cover stage casing adopts undulating pleats, the design of this structure shape realizes the method usually adopting finite element, by digitized design and emulation, fully simulate dust-proof cover shape after deformation and contact pressure distribution, guarantee the reliability of sealing configuration, dust-proof cover can realize compression and the stretching of maximum angle at the volley, achieve simultaneously and meet pivot angle size, spatial constraints and sealability, fundamentally solve the defect that in conventional construction, this type of dust boot design exists, the undulating pleats of dust-proof cover in its swing process for stretching limit provides sufficient amount of tension, and with being sealed and matched of two ends, achieve compression limit have less outer profile size upon compression and ensure that sealing simultaneously.The utility model structure is especially applicable to being applied in the structural design of control arm ball pivot, because corrugated dust-proof cover can solve the problem avoiding interfering with control arm and knuckle under the distortion of big swing angle, thus prevent the early failue because of the ball pivot that profile appearance after dust-proof cover swinging deformation is interfered and then generation friction breakage causes.In a word, this architecture implementation is simple, with low cost, reduces during ball pivot uses the risk occurred because dust-proof cover is damaged.
Accompanying drawing explanation
The utility model illustrates by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is a kind of automobile big swing angle of the utility model ball pivot waveform dust-proof cover sectional drawing;
Fig. 2 is a kind of automobile ball pivot general assembly X-Y scheme with automobile big swing angle ball pivot waveform dust-proof cover of the utility model;
Fig. 3 is a kind of automobile ball pivot general assembly graphics with automobile big swing angle ball pivot waveform dust-proof cover of the utility model.
Reference character: 1 be dust-proof cover small end, 2 be dust-proof cover stage casing, 3 be the large end of dust-proof cover, 4 be small end sealing lip, 5 be annular groove, 6 be lip care for holding greatly sealing lip, 8,10 be knuckle, 11 be ball pin post, 12 be clamping unit, 13 be dust-proof cover, 14 be base plate, 15 be ball pin seat, 16 be control arm ball pin cover, 17 be control arm for draw-in groove two, 9 for draw-in groove one, 7.
Embodiment
All features disclosed in this specification, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
A kind of automobile big swing angle ball pivot waveform dust-proof cover, comprise dust-proof cover small end 1, dust-proof cover stage casing 2, the large end 3 of dust-proof cover, described dust-proof cover small end 1 place arranges small end sealing lip 4, arrange annular groove 5 inside described small end sealing lip 4, the number of described annular groove 5 is 1, more than 2 or 2.Described small end sealing lip 4 arranged outside draw-in groove 1; Described dust-proof cover large end 3 place arranges large end sealing lip 7, described large end sealing lip 7 arranged outside draw-in groove 28; Described dust-proof cover stage casing 2 is set to waveform.The waveform number in described dust-proof cover stage casing 2 is more than 2 or 2.The outer of described small end sealing lip 4 arranges lip care 9.Described dust-proof cover 13 is made up of rubber material.
A kind of automobile ball pivot assembly with automobile big swing angle ball pivot waveform dust-proof cover, comprise knuckle 10, ball pin post 11, clamping unit 12, dust-proof cover 13, base plate 14, ball pin seat 15, control arm ball pin cover 16, described dust-proof cover small end 1 clamping unit 12, such as elastic collar, be fixed on ball pin post 11 and realize motive sealing, large end 3 clamping unit 12 of described dust-proof cover, such as elasticity spring coil, is fixed on control arm ball pin cover 16 and realizes static seal.Dust-proof cover 4 stage casing is waveform, realizes protective action.Described ball pin seat 15 bottom arranges base plate 14, and described base plate 14 is directly engaged location by control arm ball pin cover 16.Connection control arm 17 on described control arm ball pin cover 16, described control arm 17 is control arm body, is that it is arranged on ball pin and puts by stamping forming sheet metal part.Described control arm ball pin cover 16 is fixed on automobile by control arm 17.The wavy shaped configuration in the sealing station of the dust-proof cover 13 in the utility model, seal form, cross section can solve the problem avoiding interfering with control arm 17, knuckle 10 under the distortion of big swing angle well, thus prevents because the early failue of the damaged ball pivot caused of friction appears interfering and then producing in profile after dust-proof cover 13 swinging deformation.
The ball pin post 11 of small end motive sealing arranges bulge loop, the number of bulge loop is more than 1 or 1, annular groove 5 inside described small end sealing lip coincide with the bulge loop outside ball pin post, location and sealing can be realized well, described bulge loop and clamping unit 12, such as elastic collar, the small end sealing lip 4 of common clamping dust-proof cover 13 forms sealing, sealing structure makes the sealing of lip realize not relying on knuckle 10, not by the impact of knuckle 10 suface processing quality, maintenance sealing effect that can be independently stable, and at lip limit place extension one section of lip care 9, contribute to strengthening sealing effect, make sealability more stable.Fluted on the control arm ball pin cover 16 of large end static seal, groove and clamping unit 12, such as elasticity spring coil, the large end sealing lip 7 of common clamping dust-proof cover 13 forms sealing.The central structure that dust-proof cover 13 connects two ends sealing lip is undulating pleats, and when ball pivot works, it produces distortion fully, realizes effectively protecting.The appearance profile that traditional dust-proof cover shape occurs when big swing angle designs is excessive, the problems such as stretching edge lengths is inadequate, just can avoid after this structure of employing.The design of this structure shape realizes the method usually adopting finite element, by digitized design and emulation, fully simulates dust-proof cover shape after deformation and contact pressure distribution, guarantees the reliability of sealing configuration.
Described dust-proof cover 13 is being fitted in ball pivot process, first will static seal position be held greatly to be inserted in the groove of control arm ball pin cover 16, then by the middle of the bulge loop of small end static seal position loading ball pin post 11, such as, in the middle of two place's scrobicular rings, ajusting ball pin post 11 angle is again upright state, put into special assembly tooling, automatically realize respectively assembling and lock the large elasticity spring coil of end and the elastic collar of small end.Described elasticity spring coil and elastic collar will select rational specification, have both ensured that sealing lip has enough footprint pressures to realize sealing, have not allowed again dust-proof cover small end 1 and ball pin post 11 to occur the phenomenon of locking transfer.
This model utility is particularly useful in the dust-proof cover meter of the external given parameters harshnesses such as similar automobile control arm ball pivot.
In sum, the shape of the utility model structure optimization automobile ball pivot dust-proof cover and sealability, achieve the dust cover structure design of big swing angle, little space and excellent seal performance, fundamentally solve the defect that in conventional construction, this type of dust boot design exists, avoid during ball pivot uses the breakage that may occur, the problems such as seal failure.This architecture implementation feasibility is better, and input cost is low, greatly can improve the working life of ball pivot, ensures ball pivot quality.
The utility model is not limited to aforesaid embodiment.The utility model expands to any new feature of disclosing in this manual or any combination newly, and the step of the arbitrary new method disclosed or process or any combination newly.
Claims (10)
1. an automobile big swing angle ball pivot waveform dust-proof cover, comprise dust-proof cover small end (1), dust-proof cover stage casing (2), the large end of dust-proof cover (3), it is characterized in that: described dust-proof cover small end (1) place arranges small end sealing lip (4), described small end sealing lip (4) inner side arranges annular groove (5), described small end sealing lip (4) arranged outside draw-in groove one (6); The large end of described dust-proof cover (3) place is arranged holds greatly sealing lip (7), described large end sealing lip (7) arranged outside draw-in groove two (8); Described dust-proof cover stage casing (2) is set to waveform.
2. a kind of automobile big swing angle ball pivot waveform dust-proof cover as claimed in claim 1, is characterized in that: the outer of described small end sealing lip (4) arranges lip care (9).
3. a kind of automobile big swing angle ball pivot waveform dust-proof cover as claimed in claim 1, is characterized in that: the number of described annular groove (5) is 1, more than 2 or 2.
4. a kind of automobile big swing angle ball pivot waveform dust-proof cover as claimed in claim 1, is characterized in that: the waveform number of described dust-proof cover stage casing (2) is more than 2 or 2.
5. a kind of automobile big swing angle ball pivot waveform dust-proof cover as claimed in claim 1, is characterized in that: described dust-proof cover (13) is made up of rubber material.
6. one kind has the automobile ball pivot assembly of dust-proof cover as claimed in claim 1, comprise knuckle (10), ball pin post (11), clamping unit (12), dust-proof cover (13), base plate (14), ball pin seat (15), control arm ball pin cover (16), it is characterized in that: described dust-proof cover small end (1) is fixed on ball pin post (11) with clamping unit (12) and realizes motive sealing, the large end of described dust-proof cover (3) is fixed on control arm ball pin cover (16) with clamping unit (12) and realizes static seal.
7. a kind of automobile ball pivot assembly as claimed in claim 6, is characterized in that: described ball pin post (11) arranges bulge loop, and described bulge loop and clamping unit (12) jointly clamp small end sealing lip (4) and formed and seal.
8. a kind of automobile ball pivot assembly as claimed in claim 7, is characterized in that: described ball pin post (11) has more than 1 or 1 bulge loop.
9. a kind of automobile ball pivot assembly as claimed in claim 6, is characterized in that: described control arm ball pin cover (16) arranges groove, and described groove and the common clamping of clamping unit (12) are held greatly sealing lip (7) to be formed and sealed.
10. a kind of automobile ball pivot assembly as claimed in claim 6, is characterized in that: described ball pin seat (15) bottom arranges base plate (14), and described base plate (14) is directly engaged location by control arm ball pin cover (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520161691.3U CN204553849U (en) | 2015-03-23 | 2015-03-23 | A kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520161691.3U CN204553849U (en) | 2015-03-23 | 2015-03-23 | A kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly |
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| CN204553849U true CN204553849U (en) | 2015-08-12 |
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| CN201520161691.3U Active CN204553849U (en) | 2015-03-23 | 2015-03-23 | A kind of automobile big swing angle ball pivot waveform dust-proof cover and automobile ball pivot assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109421463A (en) * | 2017-08-31 | 2019-03-05 | 长城汽车股份有限公司 | Spherical hinge, Automotive Stabilizer Bar connecting rod assembly and preparation method thereof |
| CN118128907A (en) * | 2024-05-07 | 2024-06-04 | 中鼎望锦(成都)汽车部件有限公司 | Dustproof structure and spherical hinge applying same |
-
2015
- 2015-03-23 CN CN201520161691.3U patent/CN204553849U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109421463A (en) * | 2017-08-31 | 2019-03-05 | 长城汽车股份有限公司 | Spherical hinge, Automotive Stabilizer Bar connecting rod assembly and preparation method thereof |
| CN118128907A (en) * | 2024-05-07 | 2024-06-04 | 中鼎望锦(成都)汽车部件有限公司 | Dustproof structure and spherical hinge applying same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180518 Address after: 611332 15 group (Industrial Development Zone), Shun he village, Sha Qu Town, Dayi, Chengdu, Sichuan Patentee after: Chengdu hope Automobile Parts Co., Ltd. Address before: 610200 four Wan Jia village, Jiujiang Town, Shuangliu County, Chengdu, Sichuan Patentee before: Sichuan Wangjin Machinery Co.,Ltd. |
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| TR01 | Transfer of patent right |