CN211449403U - Novel automobile wheel hub bearing outer ring with integral sealing structure - Google Patents

Abstract

The utility model discloses a novel integral seal structure automobile wheel hub bearing inner race, including outer lane main part, supporter and baffle, the oil filler point has all been seted up to the outer wall of both sides about the outer lane main part, and the inside intermediate position of outer lane main part is provided with the bulge loop, the supporter mounting groove has all been seted up to the left and right sides of bulge loop, the supporter is installed in the inside of supporter mounting groove, and the outside of supporter mounting groove has seted up the sealing member mounting groove, the internally mounted of sealing member mounting groove has the sealing member, both ends all are fixed with the dead lever about the supporter, and the below of dead lever is provided with the rolling element mounting groove, the inside of oil filler point is fixed with the diaphragm, and the below of diaphragm installs the spring, the baffle is fixed in the below. The utility model discloses a not only the abrasion resistance is higher, is favorable to prolonging the life of whole bearing inner race, is favorable to improving the smooth degree of bearing rolling element when rolling in outer lane main part in addition.

Description

Novel automobile wheel hub bearing outer ring with integral sealing structure

Technical Field

The utility model relates to a machine part technical field specifically is novel integral seal structure automobile wheel hub bearing inner race.

Background

The automobile hub is a part of the wheel center for mounting the axle, namely a 'rim' or a 'steel ring', the hub is generally connected with the driving rod through a bearing, the bearing is an important part in the current mechanical equipment, and the bearing has the main function of supporting the mechanical rotating body, reducing the friction coefficient in the movement process and ensuring the rotation precision.

However, the bearing outer ring on the current market is not convenient for adding lubricating oil to the inside of the bearing in the use process, and the lubricating oil easily leaks out in the bearing rotation process, and the friction of the existing bearing outer ring and the rolling body is severe, so that the wear degree of the bearing outer ring is high, and meanwhile, the problems of poor sealing effect and rust resistance effect of the bearing outer ring exist, so that a novel automobile hub bearing outer ring with an integral sealing structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel integral seal structure automobile wheel hub bearing inner race to solve the bearing inner race on the present market that proposes in the above-mentioned background art and be not convenient for in the use to the inside lubricating oil that adds of bearing, and lubricating oil easily rotates the in-process at the bearing and oozes, and the friction of current bearing inner race and rolling element is violent, leads to bearing inner race degree of wear to be high, still has the sealed effect of bearing inner race and the relatively poor problem of anti-corrosion effect simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the novel automobile hub bearing outer ring with the integral sealing structure comprises an outer ring main body, supporting bodies and a baffle plate, wherein oil injection holes are formed in the outer walls of the upper side and the lower side of the outer ring main body, a convex ring is arranged at the middle position in the outer ring main body, supporting body mounting grooves are formed in the left side and the right side of the convex ring, the supporting bodies are mounted in the supporting body mounting grooves, sealing element mounting grooves are formed in the outer sides of the supporting body mounting grooves, sealing elements are mounted in the sealing element mounting grooves, fixing rods are fixed at the left end and the right end of each supporting body, rolling element mounting grooves are formed below the fixing rods, sealing element protruding blocks are arranged at the joints of the sealing element mounting grooves and the sealing elements, anti-corrosion layers are wrapped on the inner surface and the outer surface of the outer ring main body, a transverse, and the outer side of the baffle is provided with a through hole.

Preferably, the oil filling hole penetrates through the inner part of the outer ring main body, and the oil filling hole is communicated with the through hole.

Preferably, the shape structure of the support body is a cylindrical structure, and the support body is uniformly distributed among the support body mounting grooves.

Preferably, the sealing element mounting groove is matched with the sealing element lug in size, and the sealing element passes through the sealing element mounting groove and the sealing element lug to form a clamping structure with the outer ring main body.

Preferably, a full-surrounding structure is formed between the anti-corrosion layer and the outer ring main body, and the anti-corrosion layer is made of a composite zinc coating.

Preferably, the transverse plate and the baffle form an elastic structure through a spring, and the outer diameter of the baffle is 3-5mm larger than the inner diameter of the oil filling hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the novel automobile hub bearing outer ring with the integral sealing structure is characterized in that an oil injection hole is formed in the outer ring of the automobile hub bearing and directly penetrates through the inner part of an outer ring main body and is communicated with a through hole in a convex ring, so that the inner part of the bearing is conveniently lubricated;

2. the supporting bodies are made of alloy steel, so that the wear resistance is high, the service life of the whole bearing outer ring is prolonged, the cylindrical appearance design is favorable for reducing the contact area with the rolling body, the friction between the supporting bodies and the rolling body is reduced, and the smoothness of the bearing rolling body in rolling in the outer ring main body is improved;

3. set up the sealing member lug and can block in the inside recess of sealing member mounting groove to make the sealing member pass through the block effect and connect in outer lane main part inboard, be convenient for connect fixedly, set up the inside and outside surface that compound zinc coating wrapped up outer lane main part, form one deck rust-resistant layer in outer lane main part outside, thereby carry out effectual rust-resistant protection to outer lane main part, avoid the outer lane main part to take place great nature when using in adverse circumstances and change, guarantee the stability of outer lane main part work then.

Drawings

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

FIG. 2 is a schematic structural view of a left side view of the cross section of the present invention;

FIG. 3 is a schematic view of a partial structure of the outer ring main body of the present invention;

FIG. 4 is a schematic view of a partial enlarged structure at A in FIG. 3 according to the present invention;

fig. 5 is a schematic view of the structure of the diaphragm and the spring installed in the bottom view of the present invention.

In the figure: 1. an outer ring main body; 2. an oil filler hole; 3. a convex ring; 4. a support body mounting groove; 5. a support body; 6. a seal mounting groove; 7. a seal member; 8. fixing the rod; 9. a rolling body mounting groove; 10. a seal projection; 11. a corrosion resistant layer; 12. a transverse plate; 13. a spring; 14. a baffle plate; 15. and a through hole.

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. 1-5, the present invention provides a technical solution: the novel automobile hub bearing outer ring with the integral sealing structure comprises an outer ring main body 1, oil filling holes 2, convex rings 3, supporting body mounting grooves 4, supporting bodies 5, sealing piece mounting grooves 6, sealing pieces 7, fixing rods 8, rolling body mounting grooves 9, sealing piece bumps 10, an anti-corrosion layer 11, a transverse plate 12, springs 13, baffle plates 14 and through holes 15, wherein the oil filling holes 2 are formed in the outer walls of the upper side and the lower side of the outer ring main body 1, the convex rings 3 are arranged at the middle positions in the outer ring main body 1, the supporting body mounting grooves 4 are formed in the left side and the right side of the convex rings 3, the supporting bodies 5 are mounted in the supporting body mounting grooves 4, the sealing piece mounting grooves 6 are formed in the outer sides of the supporting body mounting grooves 4, the appearance structure of the supporting bodies 5 is a cylindrical structure, the supporting bodies, the supporting surface which rubs with the rolling body at the later stage is formed, the supporting body 5 is made of alloy steel, the wear resistance degree is high, the service life of the whole bearing outer ring is prolonged, the cylindrical shape design is also beneficial to reducing the contact area with the rolling body, so that the friction between the supporting body and the rolling body is reduced, and the smoothness of the bearing rolling body when rolling in the outer ring main body 1 is improved;

a sealing element 7 is arranged in the sealing element mounting groove 6, fixing rods 8 are fixed at the left end and the right end of the support body 5, a rolling element mounting groove 9 is arranged below each fixing rod 8, a sealing element convex block 10 is arranged at the joint of the sealing element mounting groove 6 and the sealing element 7, the sizes of the sealing element mounting groove 6 and the sealing element convex block 10 are matched, the sealing element 7 forms a clamping structure with the outer ring main body 1 through the sealing element mounting groove 6 and the sealing element convex block 10, the sealing element convex block 10 can be clamped in a groove in the sealing element mounting groove 6, so that the sealing element 7 is connected to the inner side of the outer ring main body 1 through the clamping effect, the connection and the fixation are convenient, a sufficient welding rod melting and solidifying space is reserved for the later welding seal between the sealing element 7 and the outer ring main body 1, the installation of the sealing structure is more convenient, a fully-enclosed structure is formed between the anti-corrosion layer 11 and the outer ring main body 1, the anti-corrosion layer 11 is made of a composite zinc coating, the composite zinc coating is arranged to wrap the inner surface and the outer surface of the outer ring main body 1, and the anti-corrosion layer 11 is formed outside the outer ring main body 1, so that the outer ring main body 1 is effectively protected from corrosion, the outer ring main body 1 is prevented from being greatly changed when used in a severe environment, and the working stability of the outer ring main body 1 is further ensured;

a transverse plate 12 is fixed inside the oil filling hole 2, a spring 13 is installed below the transverse plate 12, a baffle plate 14 is fixed below the spring 13, a through hole 15 is formed in the outer side of the baffle plate 14, the transverse plate 12 forms an elastic structure through the spring 13 and the baffle plate 14, the outer diameter of the baffle plate 14 is 3-5mm larger than the inner diameter of the oil filling hole 2, the spring 13 is arranged between the transverse plate 12 and the baffle plate 14, the diameter of the baffle plate 14 is larger than the diameter of the oil filling hole 2, the oil filling hole 2 can be blocked, the transverse plate 12 is only transversely arranged inside the oil filling hole 2 and cannot block the oil filling hole 2, the three parts are combined to form an anti-backflow structure, lubricating oil injected into the inner side of the outer ring main body 1 is effectively prevented from flowing back from the inside of the oil filling hole 2 in the rotating process, unnecessary loss of lubricating oil is effectively avoided, environmental pollution is also avoided, the oil filling hole, and be linked together between oil filler point 2 and the through-hole 15, set up outer lane main part 1 outer wall symmetry and seted up two oil filler points 2 to oil filler point 2 directly link up inside outer lane main part 1, communicate with each other with through-hole 15 on the bulge loop 3, thereby realize the operation of injecting lubricating oil to the bearing inside from the outside of outer lane main part 1, be convenient for lubricate inside the bearing.

The working principle is as follows: for the novel automobile hub bearing outer ring with the integral sealing structure, firstly, a rolling body protection frame is sleeved on the inner side of a convex ring 3, meanwhile, two ends of the protection frame are clamped inside a rolling body mounting groove 9, the rolling body is contacted with a support body 5 at the moment, the support body 5 is welded inside a support body mounting groove 4 through a fixing rod 8, then, a bearing inner ring is mounted on the inner side of the rolling body, a sealing part convex block 10 below a sealing part 7 can be clamped inside a sealing part mounting groove 6 on the bearing inner ring, so that the sealing part 7 integrally seals an outer ring main body 1 and the bearing inner ring, at the moment, an anti-rust layer 11 carries out anti-rust protection on the outer ring main body 1, then, lubricating oil is added into an oil filling hole 2 through an external oil filling device, the lubricating oil passes through the oil filling hole 2 and passes through a, drive spring 13 extension for baffle 14 keeps away from oil filler point 2 bottom, forms the gap, and intercommunication through-hole 15, lubricating oil lubricate the rolling element through-hole 15, accomplish the use of whole novel integral seal structure automobile wheel hub bearing inner race just so.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. Novel automobile wheel hub bearing outer lane of integral seal structure, including outer lane main part (1), supporter (5) and baffle (14), its characterized in that: oil injection holes (2) are formed in the outer walls of the upper side and the lower side of the outer ring main body (1), a convex ring (3) is arranged at the middle position inside the outer ring main body (1), supporting body mounting grooves (4) are formed in the left side and the right side of the convex ring (3), the supporting body (5) is mounted inside the supporting body mounting grooves (4), a sealing element mounting groove (6) is formed in the outer side of the supporting body mounting groove (4), a sealing element (7) is mounted inside the sealing element mounting groove (6), fixing rods (8) are fixed at the left end and the right end of the supporting body (5), a rolling element mounting groove (9) is formed below each fixing rod (8), a sealing element convex block (10) is arranged at the joint of the sealing element mounting groove (6) and the sealing element (7), and an anti-corrosion layer (11) wraps the inner, the inside of oil filler point (2) is fixed with diaphragm (12), and installs spring (13) below diaphragm (12), baffle (14) are fixed in the below of spring (13), and the outside of baffle (14) is provided with through-hole (15).

2. The novel automobile hub bearing outer ring with the integral sealing structure according to claim 1, is characterized in that: the oil filler point (2) penetrates through the inner part of the outer ring main body (1), and the oil filler point (2) is communicated with the through hole (15).

3. The novel automobile hub bearing outer ring with the integral sealing structure according to claim 1, is characterized in that: the shape structure of the support body (5) is a cylindrical structure, and the support body (5) is uniformly distributed between the support body mounting grooves (4).

4. The novel automobile hub bearing outer ring with the integral sealing structure according to claim 1, is characterized in that: the size between the sealing element mounting groove (6) and the sealing element convex block (10) is matched, and the sealing element (7) forms a clamping structure with the outer ring main body (1) through the sealing element mounting groove (6) and the sealing element convex block (10).

5. The novel automobile hub bearing outer ring with the integral sealing structure according to claim 1, is characterized in that: a full-surrounding structure is formed between the anti-corrosion layer (11) and the outer ring main body (1), and the anti-corrosion layer (11) is made of a composite zinc coating.

6. The novel automobile hub bearing outer ring with the integral sealing structure according to claim 1, is characterized in that: the transverse plate (12) and the baffle plate (14) form an elastic structure through the spring (13), and the outer diameter of the baffle plate (14) is 3-5mm larger than the inner diameter of the oil filling hole (2).

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