CN214617842U

CN214617842U - Automobile oil seal seat ring

Info

Publication number: CN214617842U
Application number: CN202120989565.2U
Authority: CN
Inventors: 杨清山
Original assignee: Jinjiang Shuguang Machinery Co ltd
Current assignee: Jinjiang Shuguang Machinery Co ltd
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-11-05
Anticipated expiration: 2031-05-10

Abstract

The utility model discloses a car oil blanket seat circle, including body and shaft hole, the oil blanket mounting groove has still been seted up on the body, the oil blanket mounting groove is located the outside in shaft hole, the front end of body has first chamfer, the oil blanket mounting groove includes big cell wall and little cell wall, little cell wall is located the inboard of big cell wall, big cell wall includes preceding wall section and back wall section, preceding wall section's upper and lower both sides at the foremost are equipped with first fillet, seted up on the back wall section and be no less than an anticreep groove. Because the utility model is not only rational in infrastructure, can realize fine leakproofness, and it is very convenient to install, makes the utility model discloses work is more stable, and is more practical.

Description

Automobile oil seal seat ring

Technical Field

The utility model relates to an automobile parts technical field, concretely relates to car oil blanket seat circle.

Background

The axle is a very important part among the chassis driving system of car, and the oil blanket seat circle is an important part of axle, through oil blanket seat circle and oil blanket cooperation, can effectively seal the lubricating oil in the wheel hub, in addition, the oil blanket is sealed still to bear longitudinal force and axial force, and traditional oil blanket seat circle simple structure, uses the condition that the oil blanket drops or wearing and tearing will appear for a period of time, and sealing performance reduces and will cause the oil leak.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the main object of the present invention is to provide an oil seal seat ring for an automobile, which has good sealing performance and is firmly installed.

The purpose of the utility model is realized with the following mode:

the utility model provides an automobile oil seal seat circle, includes body and shaft hole, the oil blanket mounting groove has still been seted up on the body, the oil blanket mounting groove is located the outside in shaft hole, the front end of body has first chamfer, the oil blanket mounting groove includes big cell wall and little cell wall, little cell wall is located the inboard of big cell wall, big cell wall includes preceding wall section and back wall section, preceding wall section's upper and lower both sides at foremost are equipped with first fillet, it is no less than an anticreep groove to have seted up on the back wall section.

Further, the front wall section includes a first guide section and a second guide section, the second guide section being closer to the rear wall section than the first guide section.

Furthermore, the anticreep groove is located the front end of second direction section, the anticreep groove includes triangular groove and U-shaped groove, the U-shaped groove than the triangular groove is closer to the second direction section.

Furthermore, a second fillet and a second chamfer are arranged on the outer side of the small groove wall, and the second chamfer is positioned at the front end of the second fillet.

Further, the shaft hole includes hole and taper hole, the hole set up in the rear end of body, the taper hole set up in the front end of body, the hole with taper hole through connection.

Further, the front end of the taper hole has a front rounded corner.

Furthermore, the number of the anti-falling grooves is two, and the two anti-falling grooves are arranged at intervals.

Further, an angle between the first guide section and a center line of the body is 13 to 16 °.

Further, the angle between the second guide section and the center line is 3 to 6 °.

The utility model has the advantages that:

1. the utility model provides an oil blanket mounting groove not only can reach fine seal structure, can also make the oil blanket installation firm, and anti-drop is effectual to can improve oil blanket seat circle overall structure's leakproofness and the firm nature of installation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts. In the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged view of a in fig. 1.

Fig. 3 is a partially enlarged view of C in fig. 2.

Fig. 4 is an angle view of the first guide section and the second guide section of the present invention.

Fig. 5 is a partially enlarged view of B in fig. 1.

The notation in the figure is: the oil seal structure comprises a body 10, a first chamfer 11, an inner hole 20, a taper hole 30, a front round angle 31, a central line 40, an oil seal installation groove 50, a large groove wall 51, a front wall section 511, a first round angle 5111, a first guide section 5112, a second guide section 5113, a rear wall section 512, an anti-falling groove 5121, a triangular groove 51211, a U-shaped groove 51212, a small groove wall 52, a second round angle 521 and a second chamfer 522.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, as shown in fig. 1 and 2, an automobile oil seal race includes a body 10 and a shaft hole, the shaft hole is opened in the middle of the body 10, an oil seal mounting groove 50 has been further opened on the body 10, the oil seal mounting groove 50 is located the outside in shaft hole, the front end of the body 10 has a first chamfer 11, the first chamfer 11 helps to install the oil seal race on the axle, the oil seal mounting groove 50 includes a big groove wall 51 and a small groove wall 52, the small groove wall 52 is located the inside of the big groove wall 51, the big groove wall 51 includes a front wall section 511 and a rear wall section 512, the upper and lower both sides of the foremost end of the front wall section 511 are provided with a first fillet 5111, the rear wall section 512 is provided with at least one anti-falling groove 5121.

As shown in fig. 2, the front wall section 511 includes a first guiding section 5112 and a second guiding section 5113, the second guiding section 5113 is closer to the rear wall section 512 than the first guiding section 5112, and the axle diameter of the first guiding section 5112 is smaller than that of the second guiding section 5113, so that the oil seal can be installed more easily and more time-saving.

As shown in fig. 3, the separation-preventing groove 5121 is located at the front end of the second guide section 5113, the separation-preventing groove 5121 includes a triangular groove 51211 and a U-shaped groove 51212, the U-shaped groove 51212 is closer to the second guide section 5113 than the triangular groove 51211, and the triangular groove 51211 and the U-shaped groove 51212 can tightly clamp the oil seal in the oil seal installation groove 50, prevent the oil seal from falling off, improve the connection tightness between the oil seal and the oil seal race, and also improve the sealing performance of the oil seal race.

Preferably, the outer side of the small groove wall 52 is provided with a second fillet 521 and a second chamfer 522, the second chamfer 522 is located at the front end of the second fillet 521, and the second fillet 521 facilitates installation of an oil seal, so that installation of the oil seal is more convenient.

As shown in fig. 1, the shaft hole includes an inner hole 20 and a tapered hole 30, the inner hole 20 is opened at the rear end of the body 10, the tapered hole 30 is opened at the front end of the body 10, and the inner hole 20 is connected to the tapered hole 30.

As shown in fig. 5, the front end of the taper hole 30 has a front fillet 31, and the front fillet 31 reduces friction with the wheel hub when the oil-sealed seat ring is installed, thereby improving the service life of the oil-sealed seat ring.

Preferably, the number of the anti-slip grooves 5121 is two, and the two anti-slip grooves 5121 are arranged at intervals.

As shown in fig. 4, the angle between the first guide section 5112 and the centerline 40 of the body 10 is 14 °.

As shown in fig. 4, the angle between the second guide section 5113 and the centerline 40 is 4 °.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automobile oil seal seat circle, includes body (10) and shaft hole, its characterized in that, oil blanket mounting groove (50) have still been seted up on body (10), oil blanket mounting groove (50) are located the outside in shaft hole, the front end of body (10) has first chamfer (11), oil blanket mounting groove (50) are including big cell wall (51) and little cell wall (52), little cell wall (52) are located the inboard of big cell wall (51), big cell wall (51) are including preceding wall section (511) and back wall section (512), the upper and lower both sides of the foremost end of preceding wall section (511) are equipped with first fillet (5111), it is no less than one anticreep groove (5121) to have seted up on back wall section (512).

2. The automotive oil-sealed race as claimed in claim 1, characterized in that said front wall section (511) comprises a first guiding section (5112) and a second guiding section (5113), said second guiding section (5113) being closer to said rear wall section (512) than said first guiding section (5112).

3. The automotive oil-sealed race according to claim 2, characterized in that the disengagement preventing groove (5121) is located at the front end of the second guide section (5113), and the disengagement preventing groove (5121) includes a triangular groove (51211) and a U-shaped groove (51212), and the U-shaped groove (51212) is closer to the second guide section (5113) than the triangular groove (51211).

4. The automotive oil-sealed race according to claim 3, characterized in that the outer side of the small groove wall (52) is provided with a second fillet (521) and a second chamfer (522), and the second chamfer (522) is positioned at the front end of the second fillet (521).

5. The automotive oil seal seat ring as claimed in claim 1, wherein the shaft hole comprises an inner hole (20) and a taper hole (30), the inner hole (20) is arranged at the rear end of the body (10), the taper hole (30) is arranged at the front end of the body (10), and the inner hole (20) is communicated with the taper hole (30).

6. The automotive oil-sealed race as claimed in claim 5, characterized in that the front end of the tapered hole (30) has a front rounded corner (31).

7. The automotive oil-sealed race as claimed in claim 3, characterized in that the number of the anti-slip grooves (5121) is two, and two anti-slip grooves (5121) are provided at intervals.

8. The automotive oil-sealed race as claimed in claim 3, characterized in that the angle between the first guide section (5112) and the centre line (40) of the body (10) is 13 ° to 16 °.

9. The automotive oil-sealed race as claimed in claim 8, characterized in that the angle between the second guide section (5113) and the centre line (40) is 3 ° to 6 °.