CN214822337U

CN214822337U - Special high waterproof nature automobile wheel hub unit of sandy beach car

Info

Publication number: CN214822337U
Application number: CN202120895927.1U
Authority: CN
Inventors: 赵利明
Original assignee: Hangzhou Li Yi Bearing Co ltd
Current assignee: Hangzhou Li Yi Bearing Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-11-23
Anticipated expiration: 2031-04-28

Abstract

The utility model belongs to the technical field of the wheel hub unit, especially, be special high waterproof nature automobile wheel hub unit of sandy beach car, including the flange, the flange includes disk body and body, and the rear end face of body is provided with the ring channel, and the preceding terminal surface of body is provided with the lip, and one side that the lip was kept away from to the inner wall of body is pegged graft and is had the outer lane, and the inner wall of outer lane bonds and has seal assembly, and seal assembly's inner wall bonds and has the inner circle, and the inner wall of lip bonds and has waterproof assembly, and waterproof assembly's inner wall bonds and has the support lid. The utility model discloses a set up waterproof assembly, when the shake appears in the sandy beach car traveles, the back-up in the waterproof assembly can continue to block the outer lane with the gap between the support lid, ensures that waterproof function keeps normal, has better waterproof nature, through setting up the outer lane and supporting the lid, bonds L shape lock ring and U-shaped lock ring respectively, only needs to aim at the lip during installation and can install the support lid in the outer lane, and it is comparatively easy to install.

Description

Special high waterproof nature automobile wheel hub unit of sandy beach car

Technical Field

The utility model relates to a wheel hub unit technical field specifically is special high waterproof nature automobile wheel hub unit of sandy beach car.

Background

Dune buggy is an all terrain vehicle also called all terrain four-wheel cross country vehicle, and in the european union and usa, ATV and UTV, BAJA, Go-kart, non-road two-wheeled motorcycle, etc. are all called as ORV (off-road vehicle). The beach vehicle can be used for running on any terrain, and can freely run on the terrain which is difficult to maneuver by a common vehicle. The vehicle is simple and practical, the cross-country performance is good, and the appearance is generally without covering. The automobile hub unit is used for bearing and providing accurate guide for rotation of a hub, bears axial load and radial load and is an important part. The automobile hub unit is developed on the basis of a standard angular contact ball bearing and a tapered roller bearing, integrates two sets of bearings, has the advantages of good assembly performance, capability of omitting clearance adjustment, light weight, compact structure, large load capacity, capability of filling lubricating grease for sealing the bearings in advance, capability of omitting external hub sealing, free maintenance and the like, is widely used in cars, and has the tendency of gradually expanding application in trucks.

There are the following problems:

1. current special wheel hub unit of sandy beach car when the shake appears in the sandy beach car traveles, waterproof component appears the gap easily, leads to rivers to go into between the outer lane, and waterproof nature is not good enough.

2. Current special wheel hub unit of sandy beach car, waterproof component are whole installation mostly between interior outer lane, but need stick waterproof component's inner wall and outward appearance simultaneously during the installation, and it is more difficult when leading to the installation, relatively troublesome.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a special high waterproof nature automobile wheel hub unit of sandy beach car has solved when the shake appears in the sandy beach car waterproof component and has appeared the gap easily and install the problem of comparative difficulty when waterproof component.

In order to achieve the above object, the utility model provides a following technical scheme: special high waterproof nature automobile wheel hub unit of sandy beach car, including the flange, the flange includes disk body and body, the rear end face of body is provided with the ring channel, the preceding terminal surface of body is provided with the lip, one side that the lip was kept away from to the inner wall of body is pegged graft and is had the outer lane, the inner wall of outer lane bonds and has seal assembly, seal assembly's inner wall bonds and has the inner circle, the inner wall of lip bonds and has waterproof assembly, waterproof assembly's inner wall bonds and has the support lid, roll between the inner wall of outer lane and the surface of inner circle and install the steel ball.

As a preferred technical scheme of the utility model, the medial surface of disk body is provided with the screw hole, the inner wall joint of ring channel has O type circle.

As an optimal technical scheme of the utility model, the holder has been cup jointed to the surface of steel ball, waterproof component includes L shape lock ring and U-shaped lock ring.

As an optimized technical scheme of the utility model, support in the inner wall of L shape lock ring has cup jointed and lean on the circle, the surface of U-shaped lock ring has cup jointed and has supported outward and lean on the circle.

As an optimal technical scheme of the utility model, the quantity of seal assembly, inner circle, holder and steel ball is two sets of, the material that seal assembly, interior support leaned on the circle and support the circle outward is nitrile rubber.

As a preferred technical scheme of the utility model, it is fixed with the rear end face bonding of supporting the lid to support the preceding terminal surface that leans on the circle outward, the surface of steel ball scribbles lubricating grease.

As an optimal technical scheme of the utility model, the material of steel ball is GCr15 steel, the interior one side of leaning on the circle to be close to the U-shaped lock ring and the outer one side of leaning on the circle to be close to the L-shaped lock ring of leaning on all are provided with a flange.

As an optimal technical scheme of the utility model, the bolt is installed to the medial surface screw thread of screw hole, the brake disc is installed to the surface screw thread of bolt.

Compared with the prior art, the utility model provides a special high waterproof nature automobile wheel hub unit of sandy beach car possesses following beneficial effect:

1. this special high waterproof nature automobile wheel hub unit of sandy beach car through setting up waterproof assembly, when the shake appears in the sandy beach car traveles, the flange among the waterproof assembly can continue to block the gap between outer lane and the support lid, ensures that waterproof function keeps normal, has better waterproof nature.

2. This special high waterproof nature automobile wheel hub unit of sandy beach car through setting up the outer lane and supporting the lid, bonds L shape lock ring and U-shaped lock ring respectively, only needs to aim at the lip during installation and can install the support lid in the outer lane, and it is comparatively easy to install.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the present invention;

fig. 3 is a schematic view of the supporting edge structure of the present invention.

In the figure: 1. a flange; 2. a tray body; 3. a pipe body; 4. an annular groove; 5. a lip; 6. an outer ring; 7. a seal assembly; 8. an inner ring; 9. a waterproof assembly; 10. a support cover; 11. a steel ball; 12. a threaded hole; 13. an O-shaped ring; 14. a holder; 15. an L-shaped support ring; 16. a U-shaped support ring; 17. an inner abutment ring; 18. an outer abutment ring; 19. supporting edges; 20. a bolt; 21. a brake disc.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: special high waterproof nature automobile wheel hub unit of sandy beach car, including flange 1, flange 1 includes disk body 2 and body 3, the rear end face of body 3 is provided with ring channel 4, the preceding terminal surface of body 3 is provided with lip 5, it has outer lane 6 to peg graft in one side that lip 5 was kept away from to the inner wall of body 3, the inner wall of outer lane 6 bonds and has seal assembly 7, seal assembly 7's inner wall bonds and has inner circle 8, lip 5's inner wall bonds and has waterproof assembly 9, waterproof assembly 9's inner wall bonds and has support lid 10, roll between the inner wall of outer lane 6 and the surface of inner circle 8 and install steel ball 11.

In this embodiment, lip 5 provides the mounted position for supporting lid 10, leave the gap between the side of supporting lid 10 and the inner wall of lip 5 after the installation, ensure to support and can rotate relatively between lid 10 and lip 5, and prevent that the dust from getting into the gap between outer lane 6 and the inner circle 8, waterproof component 9 prevents that water from getting into the gap between outer lane 6 and the inner circle 8 and leading to lubricating grease to be contaminated, support lid 10 supports U-shaped lock ring 16, make and support ring 17 and support U-shaped lock ring 16 and support L-shaped lock ring 15 by ring 18 outward by interior support ring 17, steel ball 11 makes the relative rotation between outer lane 6 and the inner circle 8 more smooth.

Specifically, the inner side surface of the tray body 2 is provided with a threaded hole 12, and the inner wall of the annular groove 4 is clamped with an O-shaped ring 13.

In this embodiment, the O-ring 13 made of nitrile rubber has elasticity and can abut against the brake disc to prevent the device from shaking during braking.

Specifically, the outer surface of the steel ball 11 is sleeved with a retainer 14, and the waterproof assembly 9 comprises an L-shaped support ring 15 and a U-shaped support ring 16.

In this embodiment, the retainer 14 separates the steel balls 11, so as to prevent the steel balls 11 from being worn due to friction, and prolong the service life of the steel balls 11.

Specifically, an inner abutting ring 17 is sleeved on the inner wall of the L-shaped support ring 15, and an outer abutting ring 18 is sleeved on the outer surface of the U-shaped support ring 16.

In this embodiment, the seal assembly 7 is used in conjunction with an inner abutment ring 17 to prevent grease leakage and an outer abutment ring 18 to prevent the ingress of dirt and water.

Specifically, the number of the sealing assemblies 7, the number of the inner rings 8, the number of the retainers 14 and the number of the steel balls 11 are two, and the materials of the sealing assemblies 7, the inner abutting rings 17 and the outer abutting rings 18 are all butadiene-acrylonitrile rubber.

In this embodiment, a group of steel balls 11 is mounted on each group of inner rings 8, each group of steel balls 11 has fourteen steel balls 11, and nitrile rubber is resistant to oil and high temperature and has elastic damping, so that the support edge 19 is not easy to slip when in contact with the L-shaped support ring 15 or the U-shaped support ring 16.

Specifically, the front end face of the outer abutting ring 18 is fixedly bonded to the rear end face of the support cover 10, and the outer surface of the steel ball 11 is coated with grease.

In this embodiment, the outer abutting ring 18 is prevented from falling off by bonding and fixing, and the lubricating grease can reduce the friction between the steel ball 11 and the outer ring 6 and the inner ring 8, so that the steel ball 11 rolls more smoothly.

Specifically, the steel ball 11 is made of GCr15 steel, and the inner abutting ring 17 and the outer abutting ring 18 are provided with a support edge 19 on the sides close to the U-shaped support ring 16 and the L-shaped support ring 15 respectively.

In this embodiment, the GCr15 steel has higher hardness, good wear resistance and higher contact fatigue performance, so that the steel ball 11 is not easily damaged, the service life is longer, the initial state of the supporting edge 19 is bent, the bent part of the supporting edge 19 is elastically extruded with the L-shaped support ring 15 and the U-shaped support ring 16 respectively, when the support cover 10 and the outer ring 6 slide axially, the supporting edge 19 can continuously keep the bent state, so that the inner abutting ring 17 and the outer abutting ring 18 can continuously block the gap between the outer ring 6 and the support cover 10, and water is prevented from entering the inside of the device to cause the outer ring 6 and the inner ring 8 to be rusted.

Specifically, a bolt 20 is threadedly mounted on the inner side surface of the threaded hole 12, and a brake disc 21 is threadedly mounted on the outer surface of the bolt 20.

In this embodiment, the bolt 20 is used for mounting a brake disc 21, and the brake disc 21 is used for braking the vehicle.

The utility model discloses a theory of operation and use flow: before using, screw in the screw hole 12 through the bolt and install this device on the brake disc, glue L-shaped lock ring 15 at the inner wall of lip 5, U-shaped lock ring 16 glues on outer lane 6, aim at lip 5 and install support lid 10 in outer lane 6, it is comparatively easy to install, then install wheel hub, in use, the sandy beach car goes on the sandy beach, water permeates to seal assembly 7 through the gap between support lid 10 and the lip 5 easily, seal assembly 7 blocks water, when the sandy beach car goes in the shake, support lid 10 appears axial or radial slip, the deckle edge 19 can continue to keep crooked state, block the gap between outer lane 6 and support lid 10, ensure that the waterproof function of seal assembly 7 keeps normal, prevent that water from getting into this device inside and leading to outer lane 6, inner circle 8 to be corroded, waterproof performance is better.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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. Special high waterproof nature automobile wheel hub unit of sandy beach car, including flange (1), its characterized in that: the flange (1) includes disk body (2) and body (3), the rear end face of body (3) is provided with ring channel (4), the preceding terminal surface of body (3) is provided with lip (5), one side that lip (5) were kept away from to the inner wall of body (3) is pegged graft and is had outer lane (6), the inner wall of outer lane (6) bonds and has seal assembly (7), the inner wall of seal assembly (7) bonds and has inner circle (8), the inner wall of lip (5) bonds and has waterproof assembly (9), the inner wall of waterproof assembly (9) bonds and has support lid (10), roll between the inner wall of outer lane (6) and the surface of inner circle (8) and install steel ball (11).

2. The special high waterproof water resistance automobile hub unit for the dune buggy according to claim 1, characterized in that: the inner side of the tray body (2) is provided with a threaded hole (12), and an O-shaped ring (13) is clamped on the inner wall of the annular groove (4).

3. The special high waterproof water resistance automobile hub unit for the dune buggy according to claim 1, characterized in that: the outer surface of the steel ball (11) is sleeved with a retainer (14), and the waterproof assembly (9) comprises an L-shaped support ring (15) and a U-shaped support ring (16).

4. The special high waterproof water resistance automobile hub unit for the dune buggy according to claim 3, characterized in that: the inner wall of the L-shaped support ring (15) is sleeved with an inner abutting ring (17), and the outer surface of the U-shaped support ring (16) is sleeved with an outer abutting ring (18).

5. The special high waterproof water resistance automobile hub unit for the dune buggy according to claim 1, characterized in that: the number of the sealing assemblies (7), the number of the inner rings (8), the number of the retainers (14) and the number of the steel balls (11) are two, and the sealing assemblies (7), the number of the inner abutting rings (17) and the number of the outer abutting rings (18) are all made of nitrile butadiene rubber.

6. The special high waterproof automobile hub unit for dune buggy of claim 4, characterized in that: the front end face of the outer abutting ring (18) is fixedly bonded with the rear end face of the support cover (10), and lubricating grease is coated on the outer surface of the steel ball (11).

7. The special high waterproof automobile hub unit for dune buggy of claim 4, characterized in that: the steel ball (11) is made of GCr15 steel, and one side of the inner abutting ring (17) close to the U-shaped supporting ring (16) and one side of the outer abutting ring (18) close to the L-shaped supporting ring (15) are both provided with a support edge (19).

8. The special high waterproof automobile hub unit for dune buggy of claim 2, characterized in that: and a bolt (20) is installed on the inner side surface of the threaded hole (12) in a threaded manner, and a brake disc (21) is installed on the outer surface of the bolt (20) in a threaded manner.