CN112721536A

CN112721536A - Electric vehicle and wheel hub thereof

Info

Publication number: CN112721536A
Application number: CN202110149381.XA
Authority: CN
Inventors: 卢江涛; 唐伟; 杜松显; 安华侨
Original assignee: Hangzhou Yele Technology Co ltd; Jinyun Ruipu Electronic Technology Co ltd; Zhejiang Okai Vehicle Co Ltd
Current assignee: Hangzhou Yele Technology Co ltd; Jinyun Ruipu Electronic Technology Co ltd; Zhejiang Okai Vehicle Co Ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-04-30

Abstract

The invention discloses an electric vehicle and a wheel hub thereof, and relates to the technical field of electric vehicle accessories. When the wheel hub received the extrusion, outer wheel circle will do all can the power and transmit for the spoke, and the spoke atress takes place deformation, cushions outer wheel circle and receives power, makes the user not experience the vibrations and feels, disappears when doing all can, and the spoke resets under self elastic effect, this wheel hub simple structure, and the shock attenuation effect is showing, and easy processing has saved manufacturing cost.

Description

Electric vehicle and wheel hub thereof

Technical Field

The invention relates to the technical field of electric vehicle accessories, in particular to an electric vehicle and a wheel hub thereof.

Background

Along with the continuous development of electric motor car trade, the quantity of electric motor car is more and more, and its competitiveness is also stronger and more, experiences the promotion that feels the requirement when riding along with the user to the electric motor car, and the shock attenuation effect of electric motor car is especially important, but the shock attenuation resistance to compression improvement structure that goes on electric motor car wheel hub is more complicated, increases wheel hub's heavy burden easily, and the productivity requirement to improving the enterprise is higher, increases the manufacturing cost of electric motor car.

Disclosure of Invention

1. Technical problem to be solved by the invention

The invention provides an electric vehicle and a wheel hub thereof, aiming at the technical problem that the damping and compression-resistant structure of the wheel hub is complex, and the electric vehicle and the wheel hub thereof have simple structures, obvious damping effect, easy processing and production cost saving.

2. Technical scheme

In order to solve the problems, the technical scheme provided by the invention is as follows: the utility model provides a wheel hub, includes outer rim, interior rim and a plurality of spoke, outer rim and the coaxial setting of interior rim, the both ends of spoke are connected with outer rim and interior rim respectively, and the spoke is the elastic component.

Optionally, a plurality of the spokes are symmetrically distributed along the central line of the outer rim.

Optionally, two ends of the spoke are movably connected with the outer rim and the inner rim respectively.

Optionally, the spoke includes two radials, first connecting piece and second connecting piece, the one end of two radials all is connected with first connecting piece, and the other end of two radials all is connected with the second connecting piece.

Optionally, the wheel webs are arc-shaped, and concave surfaces of the two arc-shaped wheel webs are arranged oppositely.

Optionally, the first connecting piece has a first hole, the second connecting piece has a second hole, the first connecting piece is movably connected with the outer rim through the first hole, and the second connecting piece is movably connected with the inner rim through the second hole.

Optionally, the inner wall of the outer wheel ring is provided with mounting seats corresponding to the number of the spokes, and the first connecting piece is movably connected with the mounting seats through a first hole.

Optionally, the inner ring is provided with lugs corresponding to the spokes in number, and the second connecting piece is movably connected with the lugs through a second hole.

Optionally, the inner wall of the first hole and the inner wall of the second hole are both provided with an elastic ring.

The invention also discloses an electric vehicle which comprises a vehicle frame and the vehicle hub connected with the vehicle frame.

3. Advantageous effects

Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects:

(1) the wheel hub that this application embodiment provided, when the wheel hub received the extrusion, the outer wheel circle will do all can the power and transmit for the spoke, and the spoke atress takes place deformation, cushions the power that the outer wheel circle received, makes the user not experience the vibrations and feels, disappears when doing all can, and the spoke resets under self elastic effect, this wheel hub simple structure, and the shock attenuation effect is showing, and easy processing has saved manufacturing cost. The spokes are made of elastic steel plates.

(2) The wheel hub that this application embodiment provided, when the wheel hub received the extrusion, slight rotation took place for the junction of spoke and outer rim, interior rim, uninstalled the extrusion force of falling by outer rim transmission, reinforcing shock attenuation effect.

(3) The wheel hub that this application embodiment provided, the central line symmetric distribution of spoke along outer rim, when making the spoke of stress point take place to deform, the spoke of symmetry with it can provide strong support, ensures the stability of wheel hub.

Drawings

FIG. 1 is a schematic structural diagram of a wheel hub according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a spoke of a wheel hub according to an embodiment of the present invention.

Detailed Description

For a further understanding of the present invention, reference will now be made in detail to the embodiments illustrated in the drawings.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The terms first, second, and the like in the present invention are provided for convenience of describing the technical solution of the present invention, and have no specific limiting effect, but are all generic terms, and do not limit the technical solution of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, and the technical solutions are within the scope of the present invention.

Example 1

With reference to fig. 1-2, the wheel hub of this embodiment includes an outer rim 1, an inner rim 3 and a plurality of spokes 2, wherein the outer rim 1 and the inner rim 3 are coaxially disposed, two ends of the spokes 2 are respectively connected to the outer rim 1 and the inner rim 3, and the spokes 2 are elastic members. When the wheel hub received the extrusion, outer rim 1 will do all can the power and transmit for

spoke

2, and 2 atresss of spoke take place deformation, and the power that buffering outer rim 1 received makes the user not experience the vibrations and feels, disappears when doing all can, and spoke 2 resets under self elastic effect, and this wheel hub simple structure, and the shock attenuation effect is showing, and easy processing has saved manufacturing cost. The spokes 2 are made of elastic steel plates.

Example 2

With reference to fig. 1-2, compared with the technical solution of embodiment 1, the wheel hub of this embodiment can be improved as follows: a plurality of the spokes 2 are symmetrically distributed along the central line of the outer rim 1. The spokes 2 are symmetrically distributed along the central line of the outer rim 1, so that when the spokes 2 at stress points deform, the spokes 2 symmetrical to the stress points can provide powerful support, and the stability of the wheel hub is ensured.

Example 3

With reference to fig. 1-2, the wheel hub of the present embodiment can be improved as follows compared with the technical solution of embodiment 1 or 2: two ends of the spoke 2 are respectively movably connected with the outer wheel ring 1 and the inner wheel ring 3. When the wheel hub is extruded, the joints of the spokes 2, the outer wheel ring 1 and the inner wheel ring 3 slightly rotate, so that the extrusion force transmitted by the outer wheel ring 1 is unloaded, and the shock absorption effect is enhanced.

Example 4

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-3, the wheel hub of the present embodiment can be improved as follows: the spoke 2 comprises two radial plates 23, a first connecting piece 21 and a second connecting piece 22, one ends of the two radial plates 23 are connected with the first connecting piece 21, and the other ends of the two radial plates 23 are connected with the second connecting piece 22. When the wheel hub receives the extrusion, outer wheel rim 1 transmits the extrusion force to two radials 23 through first connecting piece 21, and the deformation takes place for the radials 23 atress, cushions the power that outer wheel rim 1 received, makes the user not feel the vibrations and feels, and when power disappearance, radials 23 resets under self elastic effect.

Example 5

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-4, the wheel hub of this embodiment can be improved as follows: the spoke plates 23 are arc-shaped, and the concave surfaces of the two arc-shaped spoke plates 23 are oppositely arranged. When outer wheel circle 1 transmits the extrusion force for two radials 23, two radials 23 take place deformation along the arc concave surface, and the arc concave surface of two radials 23 sets up relatively, makes the whole atress of spoke 2 even, and is more stable.

Example 6

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-5, the wheel hub of this embodiment can be improved as follows: the first connecting piece 21 is provided with a first hole 211, the second connecting piece 22 is provided with a second hole 221, the first connecting piece 21 is movably connected with the outer wheel ring 1 through the first hole 211, and the second connecting piece 22 is movably connected with the inner wheel ring 3 through the second hole 221. When the wheel hub is extruded, the first connecting piece 21 and the outer wheel ring 1, the second connecting piece 22 and the inner wheel ring 3 slightly rotate, so that the radial plate 23 unloads the extrusion force transmitted by the outer wheel ring 1, and the shock absorption effect is enhanced.

Example 7

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-6, the wheel hub of the present embodiment can be improved as follows: the inner wall of the outer wheel ring 1 is provided with mounting seats 11 corresponding to the number of the spokes 2, and the first connecting piece 21 is movably connected with the mounting seats 11 through a first hole 211. The outer wheel rim 1 and the spokes 2 are detachably connected with the mounting seat 11 through the first connecting piece 21, so that the wheel hub is convenient to overhaul and assemble.

Example 8

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-7, the wheel hub of this embodiment can be improved as follows: the inner ring 3 is provided with lugs 31 corresponding to the spokes 2, and the second connecting piece 22 is movably connected with the lugs 31 through a second hole 221. The inner rim 3 and the spokes 2 are detachably connected with the suspension loops 31 through the second connecting pieces 22, so that the wheel hub is convenient to overhaul and assemble.

Example 9

With reference to fig. 1-2, compared with any of the technical solutions of embodiments 1-8, the wheel hub of this embodiment can be improved as follows: the inner walls of the first hole 211 and the second hole 221 are provided with elastic rings 24. When outer wheel circle 1 received the extrusion, elastic ring 24 played the cushioning effect, reduced the power that spoke 2 received, had good shock attenuation effect, and elastic ring 24 can be rubber circle or silica gel circle.

Example 10

With reference to fig. 1-2, the electric vehicle of the embodiment includes a frame and the wheel hub of any one of the embodiments 1-9 connected to the frame. Run into barriers such as path, pit when the user in riding, the wheel hub receives the extrusion, and spoke 2 is given with power transmission to outer rim 1, and the deformation takes place for spoke 2 atress, and the power that buffering outer rim 1 received makes the user not experience the vibrations sense, and slight rotation takes place for spoke 2 and outer rim 1, the junction of interior rim 3 simultaneously, and the uninstallation falls the extrusion force of being transmitted by outer rim 1, reinforcing shock attenuation effect. When power disappears, the spokes 2 reset under the action of self elasticity, and the spokes 2 are symmetrically distributed along the central line of the outer wheel ring 1, so that when the spokes 2 at the stress point deform, the spokes 2 symmetrical to the stress point can provide powerful support to ensure the stability of the wheel hub.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the invention, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the invention.

Claims

1. The utility model provides a wheel hub, its characterized in that includes outer rim, interior rim and a plurality of spoke, outer rim and the coaxial setting of interior rim, the both ends of spoke are connected with outer rim and interior rim respectively, and the spoke is the elastic component.

2. The wheel hub of claim 1, wherein the plurality of spokes are symmetrically distributed along a centerline of the outer rim.

3. The wheel hub of claim 1, wherein the spokes are each movably connected at each end to the outer and inner rims.

4. The wheel hub of claim 1, wherein the spokes include two webs, a first connector and a second connector, one end of each of the two webs being connected to the first connector and the other end of each of the two webs being connected to the second connector.

5. The wheel hub of claim 4, wherein the webs are arcuate and the concave surfaces of two arcuate webs are disposed opposite each other.

6. The wheel hub of claim 4, wherein the first connector has a first aperture and the second connector has a second aperture, the first connector being movably coupled to the outer rim through the first aperture and the second connector being movably coupled to the inner rim through the second aperture.

7. The wheel hub of claim 6, wherein the outer rim inner wall has a number of mounting seats corresponding to the number of spokes, and the first connecting member is movably connected to the mounting seats through the first hole.

8. The wheel hub of claim 6, wherein said inner rim has a number of lugs corresponding to the number of spokes, and said second connecting member is movably connected to said lugs through said second holes.

9. The wheel hub of claim 6, wherein the inner wall of the first bore and the inner wall of the second bore are each fitted with a resilient ring.

10. An electric vehicle comprising a frame and the wheel hub of any one of claims 1 to 9 connected to the frame.