CN206679067U - Steering knuckle king pin dust cover - Google Patents
Steering knuckle king pin dust cover Download PDFInfo
- Publication number
- CN206679067U CN206679067U CN201720470104.8U CN201720470104U CN206679067U CN 206679067 U CN206679067 U CN 206679067U CN 201720470104 U CN201720470104 U CN 201720470104U CN 206679067 U CN206679067 U CN 206679067U
- Authority
- CN
- China
- Prior art keywords
- king pin
- dust cover
- knuckle
- steering knuckle
- connecting portion
- 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.)
- Expired - Fee Related
Links
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- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
- Sealing Devices (AREA)
Abstract
The utility model discloses a kind of steering knuckle king pin dust cover, including affixed connecting portion and sealing, the connecting portion is in the outer rim of the steering knuckle king pin dust cover, the sealing position is in the downside of the steering knuckle king pin dust cover, the steering knuckle king pin dust cover is installed on the top of knuckle, the bottom surface of the connecting portion is posted and fixed with the top surface of the knuckle and is connected, and the inwall of the sealing and the kingpin bore of the knuckle is interference fitted.Compared with prior art, steering knuckle king pin dust cover of the present utility model is fixedly connected by connecting portion with knuckle, it can avoid kingpin cap that motion occurs relative to knuckle and causes the abrasion of sealing, effectively improve the sealing effectiveness of steering knuckle king pin dust cover, ensure that foreign matter will not be entered in king pin hole, extend the service life of stub and stub axle sleeve.
Description
Technical field
It the utility model is related to steering axle of automobile technical field, and in particular to a kind of steering knuckle king pin dust cover.
Background technology
King pin cap assembly is located at the upper surface or lower surface in automobile front axle king pin hole, plays protection master
The effect of pin and knuckle, for preventing between stub and knuckle the stub caused by entering the foreign matter such as dust or rainwater
With knuckle corrosion or inordinate wear, so as to ensure that front-wheel can be turned to flexibly.
The structural representation of the king pin cap assembly of prior art is as shown in figure 1, king pin cap assembly 100 wraps
Stub plug end frame 300 and caulking gum 400 are included, stub plug end frame 300 is fixed on the top of stub 200, caulking gum 400
Positioned at the top of stub plug end frame 300, and the inwall of kingpin bore 700 at the edge of caulking gum 400 and knuckle 500 is mutual
Abut, to avoid foreign matter from entering between stub 200 and knuckle 500, cause the abrasion of stub 200 and king bolt bush 600.
The structure of the king pin cap assembly of prior art is primarily present following shortcoming：Due to king pin cap assembly
Caulking gum and knuckle directly contact with each other, when automobile is turning to, knuckle rotates around stub, now
The inner side in king pin hole will produce friction with caulking gum, and under prolonged rubbing action, caulking gum will produce
Life is worn and is not had sealing function, is caused foreign matter to enter between stub and knuckle, is caused the corrosion of knuckle and stub
Or abrasion, and reduce the service life of stub and king bolt bush.
Utility model content
The utility model provides a kind of steering knuckle king pin dust cover, to solve in the prior art because caulking gum and knuckle are deposited
Relative motion cause caulking gum abrasion, reduce sealing effectiveness the problem of, steering knuckle king pin dust cover of the present utility model can
The relative motion between steering knuckle king pin dust cover and knuckle is effectively avoided, the sealing of steering knuckle king pin dust cover is improved, prevents foreign matter
Enter between stub and knuckle.
To achieve the above object, the utility model provides following technical scheme：
A kind of steering knuckle king pin dust cover, including affixed connecting portion and sealing, the connecting portion is in the knuckle master
The outer rim of pin cap, the sealing position are installed on knuckle in the downside of the steering knuckle king pin dust cover, the steering knuckle king pin dust cover
Top, the bottom surface of the connecting portion posts and fixes with the top surface of the knuckle and is connected, and the sealing is placed in described
It is interference fitted in the kingpin bore of knuckle and with the inwall of the kingpin bore.
Preferably, the connecting portion is ring flange, and the ring flange is provided with through hole, the ring flange by fastener and
The top of the through hole and the knuckle is affixed.
Preferably, the fastener is bolt, and spring washer is provided between the bolt and the top of the knuckle.
Preferably, the sealing includes the annular protrusion on the downside of the steering knuckle king pin dust cover, the annular protrusion
Outer wall be provided with groove in the circumferential, is provided with sealing ring in the groove, the outer wall of the annular protrusion and the kingpin bore
Inwall is abutted, and the inwall of the sealing ring and the kingpin bore is interference fitted.
Preferably, the annular protrusion is coaxially disposed with the connecting portion and the annular protrusion and the connecting portion are one
Forming structure.
Preferably, the king pin, which covers, is additionally provided with oil filler point, and the oil filler point is provided with grease nipple.
Preferably, the angle between the axis of the oil filler point and the connecting portion top surface is 30 ° -60 °.
Steering knuckle king pin dust cover of the present utility model, including connecting portion and sealing, the connecting portion is in the knuckle
The outer rim of kingpin cap, the sealing position are installed on steering in the downside of the steering knuckle king pin dust cover, the steering knuckle king pin dust cover
The top of section, the connecting portion bottom surface post and fix with the knuckle top surface and are connected, and the sealing is placed in described turn
It is interference fitted into the kingpin bore of section and with the inwall of the kingpin bore.Steering knuckle king pin dust cover of the present utility model passes through connecting portion
It is fixedly connected with knuckle, compared with prior art, can avoids kingpin cap that motion occurs relative to knuckle and causes to seal
The abrasion in portion, the sealing effectiveness of steering knuckle king pin dust cover is effectively improved, ensure that foreign matter will not enter stub and knuckle
Between, the service life of extension stub and stub axle sleeve.
Brief description of the drawings
Fig. 1 is that king pin cap assembly of the prior art installs and uses design sketch；
Fig. 2 is that the steering knuckle king pin dust cover that the utility model embodiment provides installs and uses design sketch；
Fig. 3 is the structural representation for the steering knuckle king pin dust cover that the utility model embodiment provides.
Description of reference numerals：
Fig. 1：100- king pin cap assemblies, 200- stubs, 300- stub plug end frames, 400- caulking gums, 500-
Knuckle, 600- king bolt bush, 700- kingpin bores.
Fig. 2-Fig. 3：1- connecting portions, 2- sealings, 3- knuckles, 4- kingpin bores, 5- through holes, 6- fasteners, 7- convex annulars
Portion, 8- grooves, 9- sealing rings, 10- oil filler points, 11- grease nipples, 12- spring washers.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the utility model, and can not be construed to of the present utility model
Limitation.
As shown in Figures 2 and 3, embodiment of the present utility model provides a kind of steering knuckle king pin dust cover, including affixed connection
Portion 1 and sealing 2, the connecting portion 1 are located at the outer rim of the steering knuckle king pin dust cover, and the sealing 2 is located at the knuckle
The downside of kingpin cap, the steering knuckle king pin dust cover are installed on the top of knuckle 3, bottom surface and the steering of the connecting portion 1
The top surface of section 3 posts and fixes connection, the sealing 2 be placed in the knuckle 3 kingpin bore 4 it is interior and with the kingpin bore
4 inwall interference fit.
The steering knuckle king pin dust cover of the utility model embodiment is by the way that connecting portion 1 is fixedly connected on knuckle 3, to prevent
Relative motion occurs between sealing 2 and knuckle 3, so as to which when automobile is turned to, sealing 2 and knuckle can be avoided
Phase mutual friction occurs between 3, causes the abrasion of sealing 2 therefrom so that foreign matter is entered between stub and knuckle 3, makes
Worn into stub and stub axle sleeve by foreign matter, improve the service life of stub and stub axle sleeve.
On the basis of said structure, as shown in figure 3, the connecting portion 1 is preferably ring flange, the ring flange is provided with
Through hole 5, the ring flange are affixed by the top of fastener 6 and the through hole 5 and the knuckle 3.Can be in ring flange
Peripherally disposed one group of through hole 5 on surface, such as 6 through holes 5 being uniformly distributed along the circumference, both can guarantee that the reliability of connection,
And can ensures the stress equalization of fastener 6.Certainly, connecting portion 1 is alternatively chosn to other such as square, unconventional shape
Structure type.
Further, the fastener 6 is bolt, and spring pad is provided between the bolt and the top of the knuckle 3
Circle 12, spring washer 12 can play cushioning effect, mitigate the vibration suffered by the steering knuckle king pin dust cover of the utility model embodiment,
Ensure the sealing effectiveness of sealing 2.
For more effectively lift-off seal effect, as shown in figure 3, the sealing 2 includes being located at the king pin
The annular protrusion 7 of downside is covered, the outer wall of the annular protrusion 7 is provided with groove 8, sealing ring is provided with the groove 8 in the circumferential
9, the outer wall of the annular protrusion 7 abuts with the inwall of the kingpin bore 4, the inwall mistake of the sealing ring 9 and the kingpin bore 4
It is full of cooperation.
In a specific embodiment, the annular protrusion 7 is coaxially disposed with the connecting portion 1 and the annular protrusion
7 are formed in one structure with the connecting portion 1, and such a structure is conveniently processed and is easy to produce in batches.
As shown in figure 3, the king pin, which covers, is additionally provided with oil filler point 10, the oil filler point 10 is provided with grease nipple
11, the oil filler point 10 is coaxially disposed with the annular protrusion 7, and on the stub 1 below the annular protrusion 7 with oiling
The coaxial opening position in hole 10 is additionally provided with oil leab, and grease nipple 11 is periodically entered by oil filler point 10 and oil leab to knuckle 3
Row lubrication, to ensure the good operation of the steering of vehicle.
In another specific embodiment, the folder between the axis of the oil filler point 10 and the top surface of the connecting portion 1
Angle is 30 ° -60 °, and such design can not only facilitate grease nipple 11 to be inserted into oil filler point 10, and contribute to lubricating oil to pass through
Oil filler point 10 flows rapidly into the inside of stub.
Construction, feature and action effect of the present utility model is described in detail according to the embodiment shown in schema above, with
Upper described is only preferred embodiment of the present utility model, but the utility model is to limit practical range shown in drawing, it is every according to
According to the made change of conception of the present utility model, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure
, all should be in the scope of protection of the utility model when showing covered spirit.
Claims (7)
1. a kind of steering knuckle king pin dust cover, it is characterised in that including affixed connecting portion (1) and sealing (2), the connecting portion
(1) it is located at the outer rim of the steering knuckle king pin dust cover, the sealing (2) is located at the downside of the steering knuckle king pin dust cover, described turn
The top of knuckle (3) is installed on to section kingpin cap, the bottom surface of the connecting portion (1) is bonded with the top surface of the knuckle (3)
And be fixedly connected, the sealing (2) is placed in the kingpin bore (4) of the knuckle (3) and interior with the kingpin bore (4)
Wall is interference fitted.
2. steering knuckle king pin dust cover according to claim 1, it is characterised in that the connecting portion (1) is ring flange, the method
Blue disk is provided with through hole (5), and the ring flange is consolidated by the top of fastener (6) and the through hole (5) and the knuckle (3)
Connect.
3. steering knuckle king pin dust cover according to claim 2, it is characterised in that the fastener (6) is bolt, the bolt
Spring washer (12) is provided between the top of the knuckle (3).
4. steering knuckle king pin dust cover according to claim 1, it is characterised in that the sealing (2) includes turning positioned at described
Annular protrusion (7) on the downside of section kingpin cap, the outer wall of the annular protrusion (7) are provided with groove (8), the groove in the circumferential
(8) sealing ring (9) is provided with, the outer wall of the annular protrusion (7) abuts with the inwall of the kingpin bore (4), the sealing ring
(9) inwall with the kingpin bore (4) is interference fitted.
5. steering knuckle king pin dust cover according to claim 4, it is characterised in that the annular protrusion (7) and the connecting portion
(1) it is coaxially disposed and the annular protrusion (7) and the connecting portion (1) is formed in one structure.
6. steering knuckle king pin dust cover according to claim 1, it is characterised in that the king pin, which covers, is additionally provided with oiling
Hole (10), the oil filler point (10) are provided with grease nipple (11).
7. steering knuckle king pin dust cover according to claim 6, it is characterised in that the axis of the oil filler point (10) with it is described
Angle between connecting portion (1) top surface is 30 ° -60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720470104.8U CN206679067U (en) | 2017-04-28 | 2017-04-28 | Steering knuckle king pin dust cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720470104.8U CN206679067U (en) | 2017-04-28 | 2017-04-28 | Steering knuckle king pin dust cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206679067U true CN206679067U (en) | 2017-11-28 |
Family
ID=60405716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720470104.8U Expired - Fee Related CN206679067U (en) | 2017-04-28 | 2017-04-28 | Steering knuckle king pin dust cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206679067U (en) |
-
2017
- 2017-04-28 CN CN201720470104.8U patent/CN206679067U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171128 Termination date: 20200428 |