CN212250834U - Wear-resistant hub bearing - Google Patents
Wear-resistant hub bearing Download PDFInfo
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- CN212250834U CN212250834U CN202020237178.9U CN202020237178U CN212250834U CN 212250834 U CN212250834 U CN 212250834U CN 202020237178 U CN202020237178 U CN 202020237178U CN 212250834 U CN212250834 U CN 212250834U
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- inner ring
- ring
- steel ball
- outer ring
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Abstract
The utility model discloses a wear-resisting wheel hub bearing, including inner ring circle, outer ring circle, the outer loop recess is established to inner ring circle surface both sides, the steel ball has been slided in the outer loop recess of inner ring circle, the outer loop recess internal diameter of inner ring circle is half of the diameter of steel ball, establish inner ring groove in the outer ring circle, in the steel ball outer end card advances inner ring groove, inner ring groove diameter is the fourth of steel ball diameter, and the unilateral increases the interval of outer loop recess, and its steel ball block can improve the holding power after advancing wherein, is difficult for rocking, improves resistance to wears, and two fender rings are established to the outer end simultaneously, forms through annular protruding block in the outer ring circle and blocks, can improve sealing performance.
Description
Technical Field
The utility model relates to a bearing field, more specifically say, relate to a wear-resisting wheel hub bearing.
Background
The hub bearing is a part applied to an automobile axle for bearing and providing accurate guide for the rotation of a hub, bears axial load and radial load, and is an important component of automobile load and rotation;
in the existing hub bearing, steel balls are embedded in annular grooves of an inner ring and an outer ring, the two annular grooves are narrow, the bearing is easy to shake in the rotation transmission process, the supporting force is low, the abrasion resistance of the bearing is still to be improved, and the sealing performance is not enough.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a wear-resisting wheel hub bearing, the unilateral increases the interval of outer loop recess, and its steel ball block can improve the holding power after advancing wherein, is difficult for rocking, improves wear resistance, and two fender rings are established to the outer end simultaneously, through the protruding block of annular form in the outer loop and block, can improve sealing performance.
In order to solve the above problems, the utility model adopts the following technical proposal.
The utility model provides a wear-resisting wheel hub bearing, includes inner ring circle, outer ring circle, the outer loop recess is established to inner ring circle surface both sides, the steel ball has been slided and has been placed in the outer loop recess of inner ring circle, the outer loop recess internal diameter of inner ring circle is half of the diameter of steel ball, establish inner ring recess in the outer ring circle, the card of steel ball outer end is gone into in the inner ring recess, inner ring recess diameter is the quarter of steel ball diameter, and the unilateral increases the interval of outer loop recess, and its steel ball block can improve the holding power after advancing wherein, is difficult for rocking, improves wear resistance, and two fender rings are established to the outer end simultaneously, forms to block through annular protruding block in the outer ring circle.
Furthermore, the outer surface of the inner ring is provided with a step ring groove, and a baffle ring is fixed at the step ring groove, so that the outer part can be blocked and dust is not easy to enter.
Furthermore, the baffle ring is fixed on the outer surfaces of the two ends of the inner ring through screws, and the installation is firm.
Furthermore, the inner end of the baffle ring is provided with an annular protrusion, the outer surface of the outer ring is provided with an outer ring groove, and the annular protrusion is connected in the outer ring groove in a sliding manner, so that sealing can be blocked, water flow is not easy to enter, and the sealing performance is improved.
Furthermore, the side surfaces of the two ends of the outer ring are provided with fillets, so that the steel balls can be embedded and pressed conveniently.
Compared with the prior art, the utility model has the advantages of:
(1) the interval of outer loop recess is increaseed to the unilateral, and its steel ball block can improve the holding power wherein after advancing, is difficult for rocking, improves wear resistance, and two fender rings are established to the outer end simultaneously, form through annular protruding block in the outer loop and block, can improve sealing performance.
(2) The outer surface of the inner ring is provided with a step ring groove, and a baffle ring is fixed at the step ring groove and can block the outside and prevent dust from entering.
(3) The baffle rings are fixed on the outer surfaces of the two ends of the inner ring through screws, and the installation is firm.
(4) The inner end of the baffle ring is provided with an annular protrusion, the outer surface of the outer ring is provided with an outer ring groove, and the annular protrusion is connected in the outer ring groove in a sliding manner, so that sealing can be blocked, water flow is not easy to enter, and the sealing performance is improved.
(5) The side surfaces of two ends of the outer ring are provided with fillets, so that steel balls can be embedded and pressed conveniently.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side sectional view of the overall structure of the present invention;
fig. 3 is a side sectional view of the outer ring of the present invention.
The reference numbers in the figures illustrate:
1 inner ring, 2 outer ring, 3 steel balls, 20 inner ring grooves, 4 screws, 5 baffle rings, 50 annular protrusions, 200 outer ring grooves and 21 fillets.
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.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a wear-resistant hub bearing includes an inner ring 1 and an outer ring 2, wherein outer ring grooves are formed on two sides of the outer surface of the inner ring 1, steel balls 3 are slidably disposed in the outer ring grooves of the inner ring 1, the inner diameter of the outer ring groove of the inner ring 1 is half of the diameter of the steel balls 3, an inner ring groove 20 is formed in the outer ring 2, the outer ends of the steel balls 3 are clamped in the inner ring groove 20, and the diameter of the inner ring groove 20 is one quarter of the diameter of the steel balls 3.
Referring to fig. 1-3, the outer surface of the inner ring 1 is provided with a step ring groove, the step ring groove is fixed with a baffle ring 5 which can block the outside and prevent dust from entering, the baffle ring 5 is fixed on the outer surfaces of the two ends of the inner ring 1 through screws and is firmly installed, the inner end of the baffle ring 5 is provided with an annular protrusion 50, the outer surface of the outer ring 2 is provided with an outer ring groove 20, the annular protrusion 50 is connected in the outer ring groove 20 in a sliding manner and can block and seal, water flow is not easy to enter, the sealing performance is improved, the side surfaces of the two ends of the outer ring 2 are provided with fillets 21, and the steel balls 3 are.
Outer ring grooves are formed in two sides of the outer surface of the inner ring 1, steel balls 3 are placed in the outer ring grooves of the inner ring 1 in a sliding mode, the inner diameter of the outer ring grooves of the inner ring 1 is half of the diameter of the steel balls 3, inner ring grooves 20 are formed in the outer ring 2, the outer ends of the steel balls 3 are clamped into the inner ring grooves 20, the diameter of the inner ring grooves 20 is one fourth of the diameter of the steel balls 3, the diameter of the outer ring grooves is increased when the inner ends are supported, the steel balls 3 are supported by large stress when being loaded, and therefore the steel balls are more;
meanwhile, a step ring groove is formed in the outer surface of the inner ring 1, a baffle ring 5 is fixed at the step ring groove and can block the outside, dust is not easy to enter, an annular protrusion 50 is arranged at the inner end of the baffle ring 5, an outer ring groove 20 is formed in the outer surface of the outer ring 2, the annular protrusion 50 is connected into the outer ring groove 20 in a sliding mode, sealing can be blocked, water flow is not easy to enter, and sealing performance is improved.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. The utility model provides a wear-resisting wheel hub bearing, includes inner ring circle (1), outer ring circle (2), its characterized in that: the steel ball bearing is characterized in that outer ring grooves are formed in two sides of the outer surface of the inner ring (1), steel balls (3) are placed in the outer ring grooves of the inner ring (1) in a sliding mode, the inner diameter of each outer ring groove of the inner ring (1) is half of the diameter of each steel ball (3), inner ring grooves (20) are formed in the outer ring (2), the outer ends of the steel balls (3) are clamped into the inner ring grooves (20), and the diameters of the inner ring grooves (20) are quarter of the diameters of the steel balls (3).
2. A wear resistant hub bearing in accordance with claim 1 wherein: the outer surface of the inner ring (1) is provided with a step ring groove, and a baffle ring (5) is fixed at the step ring groove.
3. A wear resistant hub bearing in accordance with claim 2 wherein: the baffle rings (5) are fixed on the outer surfaces of the two ends of the inner ring (1) through screws.
4. A wear resistant hub bearing in accordance with claim 2 wherein: the inner end of the baffle ring (5) is provided with an annular protrusion (50), the outer surface of the outer ring (2) is provided with an outer ring groove (200), and the annular protrusion (50) is connected in the outer ring groove (200) in a sliding manner.
5. A wear resistant hub bearing in accordance with claim 1 wherein: and the side surfaces of two ends of the outer ring (2) are provided with rounded corners (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020237178.9U CN212250834U (en) | 2020-03-02 | 2020-03-02 | Wear-resistant hub bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020237178.9U CN212250834U (en) | 2020-03-02 | 2020-03-02 | Wear-resistant hub bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250834U true CN212250834U (en) | 2020-12-29 |
Family
ID=73990720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020237178.9U Active CN212250834U (en) | 2020-03-02 | 2020-03-02 | Wear-resistant hub bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250834U (en) |
-
2020
- 2020-03-02 CN CN202020237178.9U patent/CN212250834U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wenzhou Teshun Automotive Parts Co.,Ltd. Assignor: WENZHOU TINAFOR AUTOMOBILE BEARING CO.,LTD. Contract record no.: X2023980038887 Denomination of utility model: A wear-resistant wheel hub bearing Granted publication date: 20201229 License type: Common License Record date: 20230801 |
|
| EE01 | Entry into force of recordation of patent licensing contract |