CN211951228U - Universal joint of steering shaft - Google Patents
Universal joint of steering shaft Download PDFInfo
- Publication number
- CN211951228U CN211951228U CN202020637352.9U CN202020637352U CN211951228U CN 211951228 U CN211951228 U CN 211951228U CN 202020637352 U CN202020637352 U CN 202020637352U CN 211951228 U CN211951228 U CN 211951228U
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- connecting portion
- axis body
- ring
- spacing
- groove
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Abstract
The utility model discloses an universal joint of steering spindle, including the axis body, be equipped with four connecting portion on the axis body, every connecting portion all are cylindricly, every the connecting portion middle part all hollows out and forms the route, every equal symmetry is equipped with straight member on the connecting portion, the one end that connecting portion were kept away from to straight member is equipped with spherical, the arc draw-in groove has been seted up on the axis body, arc draw-in groove and spherical phase-match set up, every connecting portion all are connected with the axis body through two spacing rings, two fixedly connected with connecting rod between the spacing ring. The utility model discloses a jump ring pincers support the through-hole on two sets of spacing rings for the spacing ring opens and takes place certain elastic deformation, then embolias the ring channel in axis body and the connecting portion respectively with two spacing rings in, makes the tooth's socket meshing on meshing tooth and the ring channel diapire, thereby accomplishes final connection to relative rotation between restriction connecting portion and the axis body, and connection effect and stability are better, are difficult for droing.
Description
Technical Field
The utility model relates to a steering spindle, concretely relates to universal joint of steering spindle.
Background
The universal joint is somewhat like a joint on a human limb in structure and function, allowing the included angle between the parts being connected to vary over a range. In order to meet the requirements of power transmission, adaptation to steering and angle change caused by vertical jumping generated during the running of an automobile, a drive axle of a front-drive automobile is connected with a half shaft and an axle through a common universal joint.
Chinese patent document CN205226120U discloses a universal joint, including the axis body, be equipped with four connecting portion on the axis body, connecting portion are equipped with the axle sleeve, connecting portion are cylinder type part, it forms the route to dig hollow in the middle of the connecting portion, connecting portion outer wall circumference is equipped with a plurality of joint piece, be equipped with the joint groove with this connecting portion junction on the axle sleeve, the joint piece can form the technological effect of joint with the joint groove adaptation of each other, connecting portion still are equipped with two above-mentioned part looks fixed connection's mounting with the outside of axle sleeve. However, in the actual connection process, the locking ring on the rigid locking piece is an elastic rubber ring, so that the locking ring is easy to age after long-term use, and the connection effect of the connecting parts is unstable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the prior art has the defects that the locking ring on the rigid locking piece is an elastic rubber ring and is easy to age after long-term use, thereby causing the unstable connection effect of the connecting part and providing the universal joint of the steering shaft.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a universal joint of steering spindle, includes the axis body, be equipped with four connecting portion on the axis body, every connecting portion all are cylindricly, every the connecting portion middle part all digs out and forms the route, every equal symmetry is equipped with straight member on the connecting portion, the one end that connecting portion were kept away from to straight member is equipped with spherical, the arc draw-in groove has been seted up on the axis body, arc draw-in groove and spherical phase-match setting, every connecting portion all are connected with the axis body through two spacing rings, two fixedly connected with connecting rod between the spacing ring, all set up on axis body and the connecting portion with spacing ring matched with ring channel.
Preferably, the limiting ring is symmetrically provided with a protruding part, and the protruding part is provided with a through hole.
Preferably, the inner ring of the limit ring is provided with meshing teeth, and the bottom wall of the annular groove is provided with tooth grooves matched with the meshing teeth.
Preferably, a gap is reserved on the arc-shaped clamping groove, and the diameter of the gap is equal to the maximum diameter of the spherical piece.
Preferably, the limiting ring is made of spring steel materials.
Compared with the prior art, the beneficial effects of the utility model are that: when the connecting part is connected, the spherical part firstly penetrates through the notch to be abutted into the arc-shaped clamping groove, and then the connecting part is rotated to a certain angle, so that the spherical part is abutted on the inner side wall of the arc-shaped clamping groove, the axial separation of the connecting part is effectively prevented, and the axial connection limiting effect is ensured; support the through-hole on two sets of spacing rings through jump ring pincers for the spacing ring opens and takes place certain elastic deformation, then embolias the ring channel in axis body and the connecting portion respectively with two spacing rings in, makes the tooth's socket meshing on meshing tooth and the ring channel diapire, thereby restriction relative rotation between connecting portion and the axis body accomplishes final connection, and connection effect and stability are better, are difficult for droing.
Drawings
Fig. 1 is a schematic front structural view of a universal joint of a steering shaft according to the present invention;
FIG. 2 is a schematic structural view of a stop collar;
fig. 3 is a schematic sectional view taken along direction a in fig. 1.
In the figure: the structure comprises a shaft body 1, a connecting part 2, a straight rod 3, a spherical part 4, an annular groove 5, an arc-shaped clamping groove 6, a notch 7, a limiting ring 8, a connecting rod 9, a boss 10, a through hole 11 and a meshing tooth 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Examples
Referring to fig. 1-3, a universal joint of a steering shaft comprises a shaft body 1, four connecting portions 2 are arranged on the shaft body 1, each connecting portion 2 is cylindrical, the middle of each connecting portion 2 is hollowed to form a passage, a straight rod member 3 is symmetrically arranged on each connecting portion 2, a spherical member 4 is arranged at one end of the straight rod member 3 away from the connecting portion 2, an arc-shaped clamping groove 6 is arranged on the shaft body 1, the arc-shaped clamping groove 6 is matched with the spherical member 4, a notch 7 is reserved on the arc-shaped clamping groove 6, the diameter of the notch 7 is equal to the maximum diameter of the spherical member 4, the spherical member 4 is pressed into the arc-shaped clamping groove 6 by penetrating the spherical member 4 through the notch 7, then the spherical member 4 cannot be separated from the arc-shaped clamping groove 6 after the connecting portion 2 is rotated to a certain angle, each connecting portion 2 is connected with the shaft body 1 through two limiting rings 8, protruding portions 10 are, the through holes 11 on the two sets of limiting rings 8 are propped by the clamp spring pincers, so that the limiting rings 8 are opened by a certain opening and closing angle.
The utility model discloses in, spacing ring 8 is made for the spring steel material, the spring steel indicates the special alloy steel of making all kinds of springs and other elastic element, good elastic deformation ability has, circle and be equipped with meshing tooth 12 in the spacing ring 8, ring channel 5 diapire seted up with the 12 assorted tooth's socket of meshing tooth, fixedly connected with connecting rod 9 between two spacing rings 8, all seted up on axis body 1 and the connecting portion 2 with spacing ring 8 matched with ring channel 5, two spacing rings 8 embolia the ring channel 5 in axis body 1 and connecting portion 2 respectively in, make the tooth's socket meshing on meshing tooth 12 and the 5 diapalls sockets of ring channel, thereby restriction connecting portion 2 and the relative rotation between the axis body 1.
The utility model discloses in, connecting portion 2 is when connecting, at first through passing opening 7 with spherical member 4, make it support in arc draw-in groove 6, then swivelling joint portion 2 to certain angle, make spherical member 4 support on arc draw-in groove 6's inside wall, thereby effectively prevent that the axial of connecting portion 2 from breaking away from, guarantee the spacing effect of axial connection, through-hole 11 on supporting two sets of spacing rings 8 through jump ring pincers, make spacing ring 8 open and take place certain elastic deformation, then embolia the ring channel 5 in axis body 1 and connecting portion 2 respectively with two spacing rings 8 in, make the tooth's socket meshing on meshing tooth 12 and the 5 diapalls of ring channel, thereby relative rotation between restriction connecting portion 2 and the axis body 1, accomplish final connection, the connection effect and stability are better, be difficult for droing.
Claims (5)
1. A universal joint of a steering shaft, comprising a shaft body (1), characterized in that: be equipped with four connecting portion (2) on axis body (1), every connecting portion (2) all are cylindricly, every connecting portion (2) middle part all caves out and forms the route, every equal symmetry is equipped with straight member (3) on connecting portion (2), the one end that connecting portion (2) were kept away from in straight member (3) is equipped with spherical (4), arc draw-in groove (6) have been seted up on axis body (1), arc draw-in groove (6) and spherical (4) phase-match setting, every connecting portion (2) all are connected with axis body (1) through two spacing rings (8), two fixedly connected with connecting rod (9) between spacing ring (8), all set up on axis body (1) and connecting portion (2) with spacing ring (8) matched with ring channel (5).
2. The knuckle of a steering shaft according to claim 1, wherein: the limiting ring (8) is symmetrically provided with protruding parts (10), and the protruding parts (10) are provided with through holes (11).
3. The knuckle of steering shaft according to claim 2, characterized in that: the inner ring of the limiting ring (8) is provided with meshing teeth (12), and the bottom wall of the annular groove (5) is provided with tooth grooves matched with the meshing teeth (12).
4. The knuckle of claim 3, wherein: an opening (7) is reserved on the arc-shaped clamping groove (6), and the diameter of the opening (7) is equal to the maximum diameter of the spherical piece (4).
5. The knuckle of a steering shaft according to claim 4, wherein: the limiting ring (8) is made of spring steel materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020637352.9U CN211951228U (en) | 2020-04-24 | 2020-04-24 | Universal joint of steering shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020637352.9U CN211951228U (en) | 2020-04-24 | 2020-04-24 | Universal joint of steering shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211951228U true CN211951228U (en) | 2020-11-17 |
Family
ID=73162066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020637352.9U Active CN211951228U (en) | 2020-04-24 | 2020-04-24 | Universal joint of steering shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211951228U (en) |
-
2020
- 2020-04-24 CN CN202020637352.9U patent/CN211951228U/en active Active
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| GR01 | Patent grant |