CN204871180U - Car ball round pin connection structure and automobile suspension system - Google Patents
Car ball round pin connection structure and automobile suspension system Download PDFInfo
- Publication number
- CN204871180U CN204871180U CN201520653504.3U CN201520653504U CN204871180U CN 204871180 U CN204871180 U CN 204871180U CN 201520653504 U CN201520653504 U CN 201520653504U CN 204871180 U CN204871180 U CN 204871180U
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- ball pin
- connection structure
- steering swivel
- nut
- conical surface
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- Pivots And Pivotal Connections (AREA)
Abstract
The utility model provides a car ball round pin connection structure, link firmly in the swing arm, and being connected between constitution and knuckle, this car ball round pin connection structure is including linking firmly the ball round pin that has a male cone (strobilus masculinus) in the swing arm, the knuckle suit is on the male cone (strobilus masculinus) of ball round pin, and be formed with with the male cone (strobilus masculinus) butt complex of ball round pin the conical surface in first on the knuckle, the free end of ball round pin be connected with with knuckle looks butt, so that the knuckle is fixed in the location portion on the ball round pin, still include for location position in knuckle opposite side, the suit is on the male cone (strobilus masculinus) of ball round pin, and the taper sleeve of overhead on the knuckle, be formed with on the knuckle with the male cone (strobilus masculinus) butt complex second of taper sleeve in the conical surface, the conical surface is greater than the cone angle of the first interior conical surface in the second. The utility model also provides an install this car ball round pin connection structure's automobile suspension system. The utility model discloses a car ball round pin connection structure can overcome not enough among the prior art, guarantees the wireless connection between ball round pin and the knuckle.
Description
Technical field
The utility model relates to automobile technical field, particularly a kind of automobile ball pin connection structure.The utility model also relates to a kind of automobile suspension system being equiped with this automobile ball pin connection structure.
Background technology
Suspension is the general name of all force transmission connections between automobile chassis frame and vehicle bridge or wheel, the power and moment of torsion that act between wheel and vehicle frame are transmitted in its effect, buffering is passed to the impulsive force of vehicle frame or vehicle body by uneven road surface, reduce vibration frequency, ensures that automobile can hug the road.In suspension, ball pin assembly is for connecting swing arm and steering swivel, and it not only carries complete vehicle weight, carry-over moment, meets wheel steering space simultaneously and realize steering-effecting by self spherical hinge structure.
In existing ball pin assembly, ball pin coordinates with steering swivel by its conical surface, then steering swivel and ball pin is locked by fluted nut, is finally penetrated by lock pin in fluted nut and ball pin, gets loose cause Joint failure between steering swivel and ball pin to prevent fluted nut.Above-mentioned ball pin assembly connection structure is simple, be easy to design and produce, but in ball pin assembly assembling, rub the reasons such as grease because the ball pin conical surface is sticky, ball pin is easily caused to produce longitudinal travel relative to steering swivel, thus vehicular four wheels parameter can be affected, also can affect the setting of lock pin in ball pin and fluted nut.On the other hand, in existing ball pin assembly, dust protecting cap in ball pin is for directly to contact with steering swivel end face, and dust protecting cap also has the motion relative to steering swivel, this just requires that steering swivel is less with the roughness of dust protecting cap phase contact surface, but less roughness requirements can cause again steering swivel difficulty of processing to strengthen, and can increase the manufacturing cost of steering swivel.
Utility model content
In view of this, the utility model is intended to propose a kind of automobile ball pin connection structure, can overcome deficiency of the prior art, ensures the connection effect between ball pin and steering swivel.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of automobile ball pin connection structure, be fixed in swing arm, and the connection between formation and steering swivel, this automobile ball pin connection structure comprises the ball pin with male cone (strobilus masculinus) be fixed in described swing arm, described steering swivel is set on the male cone (strobilus masculinus) of described ball pin, and on described steering swivel, be formed with the first inner conical surface abutting with the male cone (strobilus masculinus) of described ball pin and coordinate, also be connected with at the free end of described ball pin and abut against with described steering swivel, location division in described ball pin is fixed on to make described steering swivel, also comprise relative to described position point in described steering swivel opposite side, be sleeved on the male cone (strobilus masculinus) of described ball pin, and the tapered sleeve of overhead on described steering swivel, described steering swivel is formed the second inner conical surface abutting with the male cone (strobilus masculinus) of described tapered sleeve and coordinate, the cone angle of described second inner conical surface is greater than the cone angle of the first inner conical surface.
Further, the cone angle of the male cone (strobilus masculinus) of described ball pin is greater than the cone angle of described tapered sleeve inner conical surface.
Further, the cone angle of the male cone (strobilus masculinus) of described ball pin is greater than the cone angle of described first inner conical surface.
Further, the cone angle of the male cone (strobilus masculinus) of described tapered sleeve is greater than the cone angle of described second inner conical surface.
Further, described location division comprises the nut being bolted in described ball pin free end, and is connected at detent mechanism between described nut and ball pin, that position relative to the rotation of ball pin described nut.
Further, described detent mechanism comprises the ball pin knock hole be opened in described ball pin, and the nut knock hole be arranged on described nut or nut positioning groove, also be included in described ball pin knock hole when aliging with the nut knock hole on described nut or nut positioning groove, connect the locating dowel pin be arranged in described nut and ball pin.
Further, described ball pin is arranged with dust protecting cap, one end of described dust protecting cap is connected on described tapered sleeve.
Relative to prior art, the utility model has following advantage:
(1) automobile ball pin connection structure described in the utility model, by arranging tapered sleeve between ball pin and steering swivel, and the cone angle of the second inner conical surface on the steering swivel cone angle of the male cone (strobilus masculinus) of tapered sleeve being greater than coordinate with it, thus the power along ball pin axial direction can be made to only have a very little part to be broken down into radial direction, the deflection of radial direction is little, also just ball pin moving axially relative to steering swivel can be reduced, to avoid impacting the four-wheel parameter of car load, ensure the connection effect between ball pin and steering swivel.
(2) cone angle of each male cone (strobilus masculinus) is greater than the cone angle of inner conical surface, can guarantee that the large end of each parts conical surface fully contacts, and ensures Joint strenght.
(3) location division adopts the fit structure of nut and locating dowel pin, and its structure is simple, is convenient to design and uses.
(4) dust protecting cap is connected on tapered sleeve, and the feature that tapered sleeve can be utilized to belong to gyro-rotor widget be easy to process, ensures and the roughness requirements of dust protecting cap phase contact surface, the high problem of looking forward to of its cost can avoided carrying out high precision processing to steering swivel and bring.
Another object of the present utility model is to propose a kind of automobile suspension system, the steering swivel comprising swing arm and be connected with described swing arm, and described steering swivel is connected in described swing arm via automobile ball pin connection structure as above.
Automobile suspension system of the present utility model is identical with the beneficial effect that automobile ball pin connection structure has relative to prior art, does not repeat them here.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structure diagram of the automobile ball pin connection structure described in the utility model embodiment one;
Fig. 2 is the partial enlarged drawing of the automobile ball pin connection structure described in the utility model embodiment one;
Fig. 3 is the structure diagram of the steering swivel described in the utility model embodiment one;
Description of reference numerals:
1-ball pin, 2-swing arm, 3-steering swivel, 4-nut, 5-locating dowel pin, 6-tapered sleeve, 7-dust protecting cap, 31-first inner conical surface, 32-second inner conical surface.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
Embodiment one
The present embodiment relates to a kind of automobile ball pin connection structure, it is fixed in swing arm, and the connection formed between steering swivel, shown in Fig. 1, Fig. 2 composition graphs 3, this automobile ball pin connection structure comprises the ball pin 1 with male cone (strobilus masculinus) be fixed in swing arm 2, steering swivel 3 is set on the male cone (strobilus masculinus) of ball pin 1, and on steering swivel 3, be formed with the first inner conical surface 31 abutting with the male cone (strobilus masculinus) of ball pin 1 and coordinate.At the free end of ball pin 1, also namely relative to ball pin 1 other end with swing arm 2 coupling end, be also connected with and abut against with steering swivel 3, be fixed on location division in ball pin 1 so that steering swivel 3 can be made.This automobile ball pin connection structure also comprises relative to position point in steering swivel 3 opposite side, on the male cone (strobilus masculinus) being sleeved on ball pin 1 and the tapered sleeve 6 of overhead on steering swivel 3, steering swivel 3 is also formed with the second inner conical surface 32 abutting with the male cone (strobilus masculinus) of tapered sleeve 6 and coordinate, and the cone angle of the second inner conical surface 32 is greater than the cone angle of the first inner conical surface 31.
In the present embodiment, not only the cone angle of the second inner conical surface 32 is greater than the cone angle of the first inner conical surface 31 on steering swivel 3, and for making to be the large end in contact of the conical surface between ball pin 1, tapered sleeve 6 and steering swivel 3, to ensure Joint strenght, also the cone angle of the male cone (strobilus masculinus) of ball pin 1 is made to be greater than the cone angle of tapered sleeve 6 inner conical surface, the cone angle of the male cone (strobilus masculinus) of ball pin 1 is greater than the cone angle of the first inner conical surface 31, and the cone angle of the male cone (strobilus masculinus) of tapered sleeve 6 is greater than the cone angle of the second inner conical surface 32.For ensureing the stability of connection structure between ball pin 1, tapered sleeve 6 and steering swivel 3 in the present embodiment, in hardness, also make ball pin 1 be greater than the hardness of tapered sleeve 6 for the hardness of the male cone (strobilus masculinus) part connected, and make the hardness of tapered sleeve 6 be greater than the hardness of inner conical surface part of steering swivel 3 for connecting.
, the location division being located at ball pin 1 free end comprises the nut 4 be threadedly connected in ball pin 1 in the present embodiment as illustrated in fig. 1 or fig. 2, and is connected at detent mechanism between nut 4 and ball pin 1, that position relative to the rotation of ball pin 1 nut 4.This detent mechanism comprises the not shown ball pin knock hole be opened in ball pin 1, and the not shown nut knock hole be arranged on nut 4, when the ball pin knock hole be also included in ball pin 1 aligns with the nut knock hole on nut 4, connect the locating dowel pin 5 be arranged in nut 4 and ball pin 1.
Certainly except arranging nut knock hole on nut 4, also the nut positioning groove of nut knock hole by the side end face opening in nut 4 be opened on nut 4 can be replaced, in concrete occupation mode, nut positioning groove is identical with nut knock hole.And except adopting the fit structure of nut 4 and locating dowel pin 5, certainly the location division be located in ball pin 1 also can be designed to other structure, as it can be the through hole only arranged in ball pin 1, and the bearing pin be arranged in this through hole, for increasing bearing pin to the position-limiting action of steering swivel 3, also can add one and being set in pad in ball pin 1 between bearing pin and steering swivel 3.
In the present embodiment as illustrated in fig. 1 or fig. 2, ball pin 1 is also provided with dust protecting cap 7, and one end of this dust protecting cap 7 is for being connected on tapered sleeve 6, so can utilize tapered sleeve 6 belong to gyro-rotor widget be easy to process feature, ensure the roughness requirements of the end face connected with dust protecting cap 7, to prevent dust protecting cap 6 from crossing quick-wearing, and can avoid dust protecting cap 7 is directly contacted with steering swivel 3, and the problem of the cost height enterprise that need carry out high precision processing to the end face of steering swivel 3 and bring.
This automobile ball pin connection structure by arranging tapered sleeve 6 between ball pin 1 and steering swivel 3, and the cone angle of the second inner conical surface 32 on the steering swivel 3 cone angle of the male cone (strobilus masculinus) of tapered sleeve 6 being greater than coordinate with it, thus the power along ball pin 1 axial direction can be made to only have a very little part to be broken down into radial direction, make the deflection of radial direction little, also ball pin 1 can just be reduced relative to the movement of steering swivel 3 on axial direction, thus can avoid because ball pin 1 is relative to the displacement of steering swivel 3, and the four-wheel parameter of car load and ball pin assembly assembling are impacted, and also can ensure the connection effect between ball pin 1 and steering swivel 3.
Embodiment two
The present embodiment relates to a kind of automobile suspension system, it steering swivel comprising swing arm and be connected with swing arm, and this steering swivel be connected to via the automobile ball pin connection structure as described in embodiment one as described in swing arm.Swing arm and steering swivel is connected by using the automobile ball pin connection structure as described in embodiment one, carrying out smoothly of fitting work between ball pin and steering swivel can be ensured, and can avoid because ball pin is subjected to displacement relative to steering swivel, and car load four-wheel parameter is impacted, thus the connection effect between ball pin and steering swivel can be ensured, and then ensure the reliability of connection structure between swing arm and steering swivel.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (8)
1. an automobile ball pin connection structure, be fixed in swing arm (2), and the connection between formation and steering swivel (3), this automobile ball pin connection structure comprises the ball pin (1) with male cone (strobilus masculinus) be fixed in described swing arm (2), described steering swivel (3) is set on the male cone (strobilus masculinus) of described ball pin (1), and on described steering swivel (3), be formed with the first inner conical surface (31) abutting with the male cone (strobilus masculinus) of described ball pin (1) and coordinate, also be connected with at the free end of described ball pin (1) and abut against with described steering swivel (3), location division in described ball pin (1) is fixed on to make described steering swivel (3), it is characterized in that: also comprise relative to described position point in described steering swivel (3) opposite side, be sleeved on the male cone (strobilus masculinus) of described ball pin (1), and the tapered sleeve (6) of overhead on described steering swivel (3), described steering swivel (3) is formed the second inner conical surface (32) abutting with the male cone (strobilus masculinus) of described tapered sleeve (6) and coordinate, the cone angle of described second inner conical surface (32) is greater than the cone angle of the first inner conical surface (31).
2. automobile ball pin connection structure according to claim 1, is characterized in that: the cone angle of the male cone (strobilus masculinus) of described ball pin (1) is greater than the cone angle of described tapered sleeve (6) inner conical surface.
3. automobile ball pin connection structure according to claim 1, is characterized in that: the cone angle of the male cone (strobilus masculinus) of described ball pin (1) is greater than the cone angle of described first inner conical surface (31).
4. automobile ball pin connection structure according to claim 1, is characterized in that: the cone angle of the male cone (strobilus masculinus) of described tapered sleeve (6) is greater than the cone angle of described second inner conical surface (32).
5. automobile ball pin connection structure according to any one of claim 1 to 4, it is characterized in that: described location division comprises the nut (4) being bolted in described ball pin (1) free end, and be connected between described nut (4) and ball pin (1), that described nut (4) is positioned relative to the rotation of ball pin (1) detent mechanism.
6. automobile ball pin connection structure according to claim 5, it is characterized in that: described detent mechanism comprises the ball pin knock hole be opened in described ball pin (1), and the nut knock hole be arranged on described nut (4) or nut positioning groove, also be included in described ball pin knock hole when aliging with the nut knock hole on described nut (4) or nut positioning groove, connect the locating dowel pin (5) be arranged in described nut (4) and ball pin (1).
7. automobile ball pin connection structure according to claim 1, is characterized in that: in described ball pin (1), be arranged with dust protecting cap (7), and one end of described dust protecting cap (7) is connected on described tapered sleeve (6).
8. an automobile suspension system, the steering swivel comprising swing arm and be connected with described swing arm, is characterized in that: described steering swivel is connected in described swing arm via automobile ball pin connection structure as described in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653504.3U CN204871180U (en) | 2015-08-27 | 2015-08-27 | Car ball round pin connection structure and automobile suspension system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520653504.3U CN204871180U (en) | 2015-08-27 | 2015-08-27 | Car ball round pin connection structure and automobile suspension system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204871180U true CN204871180U (en) | 2015-12-16 |
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ID=54815590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520653504.3U Active CN204871180U (en) | 2015-08-27 | 2015-08-27 | Car ball round pin connection structure and automobile suspension system |
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| Country | Link |
|---|---|
| CN (1) | CN204871180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115789074A (en) * | 2022-11-29 | 2023-03-14 | 重庆长安汽车股份有限公司 | Mounting structure of ball pin and aluminum alloy goat's horn |
-
2015
- 2015-08-27 CN CN201520653504.3U patent/CN204871180U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115789074A (en) * | 2022-11-29 | 2023-03-14 | 重庆长安汽车股份有限公司 | Mounting structure of ball pin and aluminum alloy goat's horn |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |