CN210555109U - Knuckle connection structure - Google Patents
Knuckle connection structure Download PDFInfo
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- CN210555109U CN210555109U CN201921381691.9U CN201921381691U CN210555109U CN 210555109 U CN210555109 U CN 210555109U CN 201921381691 U CN201921381691 U CN 201921381691U CN 210555109 U CN210555109 U CN 210555109U
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- shell
- knuckle
- pin hole
- connection structure
- housing
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Abstract
The utility model belongs to the technical field of the auto steering axle, a knuckle connection structure is disclosed, including the knuckle, the end shell, needle bearing, king pin and front axle, be provided with support arm and lower support arm on the knuckle, upward be provided with the pinhole on the support arm, be provided with down the pinhole on the support arm down, the end shell includes the casing and sets up in the protruding edge of casing one end, the one end that the casing deviates from protruding edge is provided with the storage tank, the end shell is provided with two, needle bearing is provided with two, two needle bearing set up respectively in the storage tank of two casings, the one end of king pin stretches into in the casing in the king pin hole, connect in a needle bearing, the other end stretches into down in the downthehole casing of king pin, connect in another needle bearing, the front axle is connected in the king. The utility model discloses in, the setting of end shell is integrated in an organic whole with end cover and bearing housing, and the pressure equipment has left out bolted connection's setting on the knuckle to reduce the weight of knuckle, improved assembly efficiency, reduced processing cost and assembly cost.
Description
Technical Field
The utility model relates to a car turns to axle technical field, especially relates to a knuckle connection structure.
Background
In the existing steering axle of an automobile, an end cover is connected to openings at two ends of a main pin hole of a steering knuckle by adopting a bolt structure for sealing. This kind of connection structure, the butt area of end cover and king-pin hole both ends open-ended need be guaranteed to arrange the bolt hole on the knuckle, increased the weight and the processing cost of knuckle, the assembly efficiency by bolted connection is lower simultaneously, increases assembly cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a knuckle connection structure can omit connecting bolt's setting, reduces the weight of knuckle, improves assembly efficiency, reduces processing cost and assembly cost.
To achieve the purpose, the utility model adopts the following technical proposal:
a knuckle connection structure comprising:
the steering knuckle is provided with an upper support arm and a lower support arm, the upper support arm is provided with an upper pin hole, and the lower support arm is provided with a lower pin hole;
the end shell comprises a shell body and a convex edge arranged at one end of the shell body, wherein one end of the shell body, which is far away from the convex edge, is provided with two accommodating grooves, one end shell is clamped on the upper pin hole, the convex edge of the end shell is abutted against the end face of the upper pin hole, which is far away from the outer side of one end of the lower pin hole, the shell body of the end shell is clamped in the upper pin hole, the other end shell is clamped on the lower pin hole, the convex edge of the end shell is abutted against the end face of the lower pin hole, which is far away from the outer side of one end of the upper pin hole, and the shell body of the end shell is clamped in the lower;
two needle roller bearings are arranged, and the two needle roller bearings are respectively arranged in the accommodating grooves of the two shells;
one end of the main pin extends into the shell in the upper pin hole and is connected with one needle bearing, and the other end of the main pin extends into the shell in the lower pin hole and is connected with the other needle bearing;
a front axle connected to the kingpin.
Preferably, the accommodating groove comprises a first groove body and a second groove body arranged at the bottom of the first groove body, the needle bearing is arranged in the second groove body, a framework oil seal is clamped in the first groove body, and the main pin penetrates through the framework oil seal and then is connected to the needle bearing.
Preferably, the oil nozzle further comprises an oil nozzle, a threaded hole is formed in the end face of one end, provided with the convex edge, of the shell, the threaded hole is communicated with the accommodating groove, and the oil nozzle is in threaded connection with the threaded hole.
Preferably, an axis of the oil inlet hole of the oil nipple is parallel to the end surface of the housing.
Preferably, the shell is of a cylindrical structure, and the convex edge is annularly arranged on the outer side surface of the shell and is flush with the end surface of the shell.
Preferably, an adduction structure is provided on an outer side of one end of the housing facing away from the convex edge.
Preferably, the front axle portion extends between the upper arm and the lower arm and is connected to the kingpin.
Preferably, the front shaft sleeve is arranged on the outer side of the main pin and fixedly connected with the main pin through a lock pin.
Preferably, an adjustment shim is interposed between the front shaft and the upper arm.
Preferably, a thrust bearing is interposed between the front shaft and the lower arm.
The utility model has the advantages that:
the end shell is integrated with the end cover and the bearing shell, and is pressed on the steering knuckle, so that the arrangement of bolt connection is omitted, bolt holes do not need to be arranged on the steering knuckle, the extending area of the end cover does not need to be correspondingly enlarged, the weight of the steering knuckle is reduced, the assembly efficiency is improved, and the processing cost and the assembly cost are reduced.
Drawings
Fig. 1 is a cross-sectional view of a knuckle connection structure according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of the end shell, the framework oil seal and the oil nozzle of the knuckle connecting structure according to the embodiment of the present invention.
In the figure:
1. a knuckle; 11. an upper support arm; 12. a lower support arm;
2. an end shell; 21. a housing; 211. an adduction structure; 22. a convex edge;
3. a needle bearing;
4. a kingpin;
5. a front axle;
6. framework oil seal;
7. a nozzle tip;
8. a lock pin;
9. adjusting the gasket;
10. and a thrust bearing.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar parts throughout, or parts having the same or similar functions. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and can include, for example, fixed or removable connections, mechanical or electrical connections, direct connections, indirect connections through an intermediary, communication between two elements, or an interaction between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, unless otherwise expressly specified or limited, the first feature "on" or "under" the second feature may include both the first and second features being in direct contact, and may also include the first and second features being in contact, not in direct contact, but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
As shown in fig. 1 and 2, the utility model provides a knuckle connection structure, including knuckle 1, end shell 2, needle bearing 3, king pin 4 and front axle 5. Wherein, the knuckle 1 is provided with an upper support arm 11 and a lower support arm 12, the upper support arm 11 is provided with an upper pin hole, the lower support arm 12 is provided with a lower pin hole, the end shell 2 comprises a shell body 21 and a convex edge 22 arranged at one end of the shell body 21, one end of the shell body 21 departing from the convex edge 22 is provided with a containing groove, the end shell 2 is provided with two, one end shell 2 is clamped on the upper pin hole, the convex edge 22 thereof is abutted against the end surface of the upper pin hole departing from the outer side of one end of the lower pin hole, the shell body 21 is clamped in the upper pin hole, the other end shell 2 is clamped on the lower pin hole, the convex edge 22 thereof is abutted against the end surface of the lower pin hole departing from the outer side of one end of the upper pin hole, the shell body 21 is clamped in the lower pin hole, the two needle roller bearings 3 are respectively arranged in the containing grooves of the two shell bodies 21, one end of the main pin 4 extends into the shell body, to the other needle bearing 3 and the front axle 5 to the kingpin 4.
The utility model discloses in, end shell 2's setting is integrated in an organic whole with end cover and bearing housing, and the pressure equipment has left out bolted connection's setting on knuckle 1 to need not to arrange the bolt hole on knuckle 1, and need not to correspond the extension area who enlarges the end cover, thereby reduced knuckle 1's weight, improved assembly efficiency, reduced processing cost and assembly cost.
Optionally, the accommodating groove comprises a first groove body and a second groove body arranged at the bottom of the first groove body, the aperture of the first groove body is larger than that of the second groove body, the needle bearing 3 is arranged in the second groove body, a framework oil seal 6 is clamped in the first groove body, the framework oil seal 6 abuts against a step surface between the first groove body and the second groove body, and the main pin 4 is connected to the needle bearing 3 after penetrating through the framework oil seal 6.
The utility model discloses a knuckle connection structure still includes glib 7, and casing 21 sets up threaded hole on the terminal surface of the one end of protruding edge 22, and the screw hole communicates in the storage tank, and glib 7 is from outside spiro union in the screw hole.
Specifically, the axis of the inlet port of the glib 7 is parallel to the end face of the casing 21, so that lateral oiling is facilitated, the threaded hole in the end face of the casing 21 is located at the center of the end face, so that lubricating oil can be injected more uniformly, and in addition, the oil inlet section of the glib 7 is perpendicular to the oil outlet section screwed in the threaded hole, so that force application and detachment are facilitated.
Alternatively, the housing 21 is cylindrical, and the flange 22 is disposed around the outer side of the housing 21 and flush with the end surface of the housing 21.
Specifically, the outer side of one end of the shell 21, which is away from the convex edge 22, is provided with an adduction structure 211, and the radial dimension of the adduction structure 211 is smaller than that of other parts of the shell 21, so that the shell 21 can be more conveniently clamped into the upper pin hole or the lower pin hole.
Optionally, the front axle 5 extends partially between the upper arm 11 and the lower arm 12 and is connected to the kingpin 4.
Specifically, the front axle 5 is sleeved outside the kingpin 4 and fixedly connected with the kingpin 4 through the lock pin 8, so that the steering knuckle 1 is safely and reliably connected to the front axle 5 through the kingpin 4.
More specifically, an adjustment shim 9 is interposed between the front shaft 5 and the upper arm 11, and a thrust bearing 10 is interposed between the front shaft 5 and the lower arm 12.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A knuckle connection structure characterized by comprising:
the steering knuckle comprises a steering knuckle (1), wherein an upper support arm (11) and a lower support arm (12) are arranged on the steering knuckle (1), an upper pin hole is formed in the upper support arm (11), and a lower pin hole is formed in the lower support arm (12);
the end shell (2) comprises a shell (21) and two protruding edges (22) arranged at one end of the shell (21), one end of the shell (21) departing from the protruding edges (22) is provided with a containing groove, the number of the end shell (2) is two, one end shell (2) is clamped on the upper pin hole, the protruding edges (22) of the end shell are abutted against the end face of the upper pin hole deviating from the outer side of one end of the lower pin hole, the shell (21) of the end shell is clamped in the upper pin hole, the other end shell (2) is clamped on the lower pin hole, the protruding edges (22) of the end shell are abutted against the end face of the lower pin hole deviating from the outer side of one end of the upper pin hole, and the shell (21) of the end shell is clamped in the lower pin hole;
two needle roller bearings (3) are arranged, and the two needle roller bearings (3) are respectively arranged in the accommodating grooves of the two shells (21);
a main pin (4) having one end extending into the housing (21) in the upper pin hole and connected to one of the needle bearings (3) and the other end extending into the housing (21) in the lower pin hole and connected to the other of the needle bearings (3);
a front axle (5) connected to the kingpin (4).
2. The knuckle connection structure according to claim 1, wherein the accommodating groove comprises a first groove body and a second groove body arranged at the bottom of the first groove body, the needle bearing (3) is arranged in the second groove body, a skeleton oil seal (6) is clamped in the first groove body, and the kingpin (4) is connected to the needle bearing (3) after passing through the skeleton oil seal (6).
3. The knuckle connection structure according to claim 1, further comprising a choke (7), wherein a threaded hole is formed in an end surface of one end of the housing (21) where the protruding edge (22) is disposed, the threaded hole is communicated with the receiving groove, and the choke (7) is screwed to the threaded hole.
4. The knuckle connection structure according to claim 3, wherein an axis of an oil inlet hole of the choke (7) is parallel to an end surface of the housing (21).
5. The knuckle connection structure according to claim 1, wherein said housing (21) is a cylindrical structure, and said flange (22) is disposed around the outer side surface of said housing (21) and flush with the end surface of said housing (21).
6. The knuckle connection structure according to claim 5, wherein an adduction structure (211) is provided on an outer side of an end of the housing (21) facing away from the flange (22).
7. Knuckle connection according to any one of claims 1-6, characterized in that said front axle (5) extends partially between said upper arm (11) and said lower arm (12) and is connected to said kingpin (4).
8. The knuckle connection structure according to claim 7, wherein said front axle (5) is sleeved outside said kingpin (4) and is fixedly connected to said kingpin (4) by means of a lock pin (8).
9. The knuckle connection structure according to claim 7, characterized in that an adjustment washer (9) is interposed between said front axle (5) and said upper arm (11).
10. The knuckle connection structure according to claim 7, characterized in that a thrust bearing (10) is interposed between said front axle (5) and said lower arm (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381691.9U CN210555109U (en) | 2019-08-23 | 2019-08-23 | Knuckle connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921381691.9U CN210555109U (en) | 2019-08-23 | 2019-08-23 | Knuckle connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210555109U true CN210555109U (en) | 2020-05-19 |
Family
ID=70674901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921381691.9U Active CN210555109U (en) | 2019-08-23 | 2019-08-23 | Knuckle connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210555109U (en) |
-
2019
- 2019-08-23 CN CN201921381691.9U patent/CN210555109U/en active Active
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