CN218400046U

CN218400046U - Wheel hub

Info

Publication number: CN218400046U
Application number: CN202222065153.7U
Authority: CN
Inventors: 陶锡朋
Original assignee: Taizhou Guangchi Machinery Co ltd
Current assignee: Taizhou Guangchi Machinery Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2023-01-31
Anticipated expiration: 2032-08-03

Abstract

The application discloses wheel hub, it includes wheel hub inner circle and wheel hub outer lane, the wheel hub inner circle with the wheel hub outer lane is coaxial fixed, wheel hub inner circle axial both ends face is equipped with two apron, and two apron are end cover and hub cap respectively, the wheel hub inner circle all is equipped with connecting portion along axial both ends face, and one of them connecting portion is located the wheel hub inner circle is close to one side of axis, and another one connecting portion are located one side of axis, two are kept away from to the wheel hub inner circle the apron one-to-one install in two connecting portion. When the hub outer ring is installed, the hub outer ring is sleeved on the hub inner ring from one end of the hub inner ring, where the connecting portion is close to the axis, and slides to the corresponding position towards the other end, and then the hub outer ring is stamped to enable the hub outer ring to be tightly abutted to the hub inner ring, so that the hub outer ring is convenient to locate, and the difficulty in installation of the hub outer ring is reduced.

Description

Wheel hub

Technical Field

The present application relates to the field of wheel hubs, more particularly it relates to a wheel hub.

Background

The hub is divided into a hub outer ring, a hub inner ring, an end cover and a hub cover, wherein the end cover and the hub cover are usually fixed with the hub inner ring in a welding or threaded manner.

Chinese like patent publication No. CN216331190U uses utility model patent, including wheel hub body, hub cap and end cover, its wheel hub body inner circle bending type becomes two connecting portion, and the bolt passes connecting portion and end cover and hub cap are connected, and wheel hub inner circle and wheel hub outer lane are fixed by the punching press fastening, because two connecting portion all are located the wheel hub inner circle and keep away from axis one side, lead to the degree of difficulty great when the punching press is fixed in the wheel hub outer lane, remain to improve.

Disclosure of Invention

In order to improve the difficult fixed problem of wheel hub outer lane, this application provides a wheel hub.

The application provides a wheel hub adopts following technical scheme:

a hub comprises a hub inner ring and a hub outer ring, wherein the hub inner ring and the hub outer ring are coaxially fixed, two cover plates are arranged on two axial end surfaces of the hub inner ring, the two cover plates are respectively an end cover and a hub cover, two axial end surfaces of the hub inner ring are respectively provided with a connecting part, one connecting part is positioned on one side of the hub inner ring close to an axis, and the other connecting part is positioned on one side of the hub inner ring far away from the axis; the two cover plates are correspondingly arranged on the two connecting parts one by one.

Through the technical scheme, the two connecting parts are respectively positioned on one side, close to the axis, of the inner ring of the hub and the side, far away from the axis, of the inner ring of the hub, when the outer ring of the hub is installed, the outer ring of the hub is sleeved on the inner ring of the hub from one end, close to the axis, of the connecting part of the inner ring of the hub, and slides to the corresponding position towards the other end, and then the outer ring of the hub is punched to be tightly abutted on the inner ring of the hub, so that the outer ring of the hub is conveniently positioned, and the installation difficulty of the outer ring of the hub is reduced.

Optionally, the cover plate is provided with fixing portions attached to the connecting portions, the fixing portions correspond to the connecting portions one to one and are the same in size, the connecting holes are formed in the connecting portions, fixing holes corresponding to the connecting holes one to one are formed in the fixing portions, and the fixing holes are aligned with the corresponding connecting holes and then are screwed up and fixed through bolts.

Through the technical scheme, the connecting holes are formed in the connecting portions, the fixing portions are arranged on the cover plate, the fixing holes corresponding to the connecting holes one to one are formed in the fixing portions, the connecting portions and the fixing portions are fixedly connected through the fixing holes of the fixing portions and the connecting holes of the connecting portions, and the cover plate is fixedly connected with the inner ring of the hub.

Optionally, the connecting portion is further fixed with nuts, the nuts correspond to the connecting holes one to one, and the nuts are located on one side, away from the corresponding fixing portion, of the connecting portion.

Through above-mentioned technical scheme, connecting portion keep away from fixed part one side that corresponds and are equipped with the nut, and the nut corresponds and fixes on connecting portion with the connecting hole, only need pass the bolt connecting hole and twist in the middle of the nut with the fixed orifices when fixed connection portion and fixed part and can realize fixing, and between the finished product nut and the self-processing screw thread, the fineness of finished product nut screw thread is higher for threaded connection's effect is better.

Optionally, the connecting hole is equipped with a plurality ofly and is circumference evenly distributed around the axis, the fixed orifices and the nut all with the connecting hole one-to-one.

Through above-mentioned technical scheme, a plurality of connecting holes are around axis evenly distributed, fixed orifices and nut all with the connecting hole one-to-one for the atress is even between connecting portion and the fixed part, and the apron is more stable with being connected of wheel hub inner circle.

Optionally, the fixing portions are located on the outer side of the cover plate.

Through above-mentioned technical scheme, the fixed part is located the outside of apron, and fixed part size restriction apron size, fixed part size and the connecting portion that correspond, consequently the apron diameter that the connecting portion that are close to the axis correspond is less, and the cost is lightened, realizes lightweight production.

Optionally, the hub inner ring and the connecting portion are integrally formed, and the cover plate and the fixing portion are also integrally formed.

Through above-mentioned technical scheme, for split type processing, integrated into one piece has the precision height, and the processing speed is fast and advantages such as no gap.

Optionally, the cover plate is made of aluminum alloy.

Through above-mentioned technical scheme, the aluminium alloy is corrosion resistant, and waterproof performance is better, and the aluminium alloy apron of equidimension compares with the iron apron, and light in weight accords with lightweight production standard, and the aluminium alloy apron is more pleasing to the eye.

Optionally, the two axial ends of the joint of the hub outer ring and the hub inner ring are welded and fixed to the hub inner ring.

Through the technical scheme, the outer ring of the hub and the inner ring of the hub are pressed tightly against the inner ring of the hub to be positioned, and the joint of the outer ring of the hub and the inner ring of the hub is welded, so that the fixed connection between the outer ring of the hub and the inner ring of the hub is further reinforced.

In summary, the present application includes at least one of the following beneficial technical effects:

(1) Through the two connecting parts, one connecting part is positioned on one side, close to the axis, of the hub inner ring, and the other connecting part is positioned on one side, far away from the axis, so that the hub outer ring and the hub inner ring are conveniently stamped and fixed;

(2) The waterproof purpose is achieved through two cover plates, wherein the two cover plates comprise end covers and hub covers, and the cover plates cover the inner ring of the hub;

(3) The nut is fixed on the connecting part, and the bolt is screwed into the nut to achieve the fixing purpose, so that the mounting steps are simplified.

Drawings

FIG. 1 is an overall view of the embodiment;

FIG. 2 is a schematic sectional view of the embodiment;

fig. 3 is an enlarged view of a portion a of fig. 2.

Reference numerals are as follows: 1. a hub inner ring; 2. a hub outer ring; 3. a cover plate; 31. an end cap; 32. a hub cap; 4. a connecting portion; 5. a fixed part; 6. connecting holes; 7. a fixing hole; 8. and a nut.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses a wheel hub.

The embodiment is as follows:

a wheel hub, refer to fig. 1 and fig. 2, comprises a wheel hub inner ring 1 and a wheel hub outer ring 2, wherein the wheel hub inner ring 1 and the wheel hub outer ring 2 are pressed by the wheel hub outer ring 2 to tightly support the wheel hub inner ring 1, two axial ends of a joint of the wheel hub outer ring 2 and the wheel hub inner ring 1 are welded to fix the wheel hub outer ring 2 on the wheel hub inner ring 1, two cover plates 3 are connected to two axial end faces of the wheel hub inner ring 1, the two cover plates 3 are respectively an end cover 31 and a wheel hub cover 32, and the cover plates 3 are made of aluminum alloy materials; two connecting portions 4 are integrally formed on the two axial end faces of the hub inner ring 1, one connecting portion 4 is located on one side, close to the axis, of the hub inner ring 1, the other connecting portion 4 is located on one side, far away from the axis, of the hub inner ring 1, and the two connecting portions 4 are circular.

Referring to fig. 2 and 3, 3 homogeneous body shaping of two apron have fixed part 5, two fixed part 5 all are located apron 3's the outside, two fixed part 5 are the same with another 4 position one-to-ones of connecting portion and size, the axial terminal surface of two connecting portion 4 all is equipped with a plurality of connecting holes 6, and a plurality of connecting holes 6 are circumference evenly distributed along the axis, the axial terminal surface of two fixed part 5 all is equipped with a plurality of fixed orificess 7, and a plurality of fixed orificess 7 are axial evenly distributed along the axis, connecting hole 6 is the same with fixed orificess 7 one-to-one and size.

A plurality of nuts 8 are fixed on each of the two connecting portions 4, the nuts 8 are located on the axial end faces, far away from the corresponding fixing portions 5, of the connecting portions 4, the plurality of nuts 8 are evenly distributed along the axial line in the circumferential direction, the nuts 8 correspond to the connecting holes 6 one by one, and the nuts 8 are fixed to the connecting portions 4 through welding; during production, the connecting holes 6 are aligned with the fixing holes 7, and bolts pass through the fixing holes 7 and the connecting holes 6 and are in threaded connection with the nuts 8 to fix the cover plate 3 on the hub inner ring 1.

The alternative, connecting portion 4 on the wheel hub inner circle 1 also can be for fixing by a plurality of connecting blocks of 1 axial terminal surface at the wheel hub inner circle and constitute, and the connecting block is circumference evenly distributed around the axis, and connecting hole 6 has all been seted up to the connecting block, and the connecting block keeps away from the terminal surface of fixed part 5 and still welds nut 8, and the bolt passes fixed orifices 7 of fixed part 5 and the connecting block of connecting block and nut 8 threaded connection in order to fix apron 3 on wheel hub inner circle 1.

The working principle of the embodiment is as follows: the two connecting parts 4 on the hub inner ring 1 are respectively positioned at two sides of the hub inner ring 1 close to and far away from the axis, and in the production process, the hub outer ring 2 can be conveniently moved to the corresponding position of the hub inner ring 1 to punch and fix the hub outer ring 2; bolts pass through the fixing holes 7 of the fixing part 5, the connecting blocks of the connecting part 4 and the nuts 8 to fix the cover plate 3 on the hub inner ring 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A wheel hub, includes wheel hub inner circle (1) and wheel hub outer lane (2), its characterized in that: the hub inner ring (1) and the hub outer ring (2) are coaxially fixed, two cover plates (3) are arranged on two axial end faces of the hub inner ring (1), the two cover plates (3) are respectively an end cover (31) and a hub cover (32), the two axial end faces of the hub inner ring (1) are respectively provided with a connecting part (4), one connecting part (4) is located on one side, close to the axis, of the hub inner ring (1), and the other connecting part (4) is located on one side, far away from the axis, of the hub inner ring (1); the two cover plates (3) are correspondingly arranged on the two connecting parts (4) one by one.

2. A hub according to claim 1, wherein: apron (3) all be equipped with fixed part (5), two of connecting portion (4) laminating fixed part (5) and two connecting portion (4) position one-to-one and size are the same, connecting hole (6) have all been seted up in connecting portion (4), fixed part (5) all seted up with fixed orifices (7) of connecting hole (6) one-to-one, fixed orifices (7) and corresponding it is fixed through bolt tightening after connecting hole (6) align.

3. A hub according to claim 2, wherein: connecting portion (4) still are fixed with nut (8), nut (8) with connecting hole (6) one-to-one, just nut (8) are located connecting portion (4) are kept away from the correspondence fixed part (5) one side.

4. A hub according to claim 3, wherein: connecting hole (6) are equipped with a plurality ofly and are circumference evenly distributed around the axis, fixed orifices (7) and nut (8) all with connecting hole (6) one-to-one.

5. A hub according to claim 2, wherein: the fixing parts (5) are located on the outer side of the cover plate (3).

6. A hub according to claim 2, wherein: the hub inner ring (1) and the connecting part (4) are integrally formed, and the cover plate (3) and the fixing part (5) are also integrally formed.

7. A hub according to claim 1, wherein: the cover plate (3) is made of aluminum alloy.

8. A hub according to claim 1, wherein: and the two axial ends of the joint of the hub outer ring (2) and the hub inner ring (1) are welded and fixed on the hub inner ring (1).