Electric vehicle hub

Abstract

The utility model belongs to the technical field of electric vehicle hubs, and particularly relates to an electric vehicle hub which comprises a hub body. The clamping frames are arranged on the two sides of the hub body and connected with a vehicle transmission assembly; and the connecting assembly is arranged on the clamping frame and fixes the first clamping frame, the second clamping frame and the hub body.

Description

TECHNICAL FIELD

[0001] The utility model belongs to electric vehicle wheel hub technical field especially relates to a kind of electric vehicle wheel hub. BACKGROUND

[0002] Electric vehicle, namely electric drive car, also known as electric drive car, commonly said electric vehicle is with battery as energy source, through controller, motor and other components, electric energy is converted into mechanical energy movement, to reduce overall weight, by using aluminum alloy to manufacture wheel hub, both ensure strength and reduce the weight of wheel hub.

[0003] The existing electric vehicle wheel hub is generally formed by integral casting, which can easily cause the production cost to rise in the production process, and the wheel hub formed by integral casting is easily restricted by site during assembly process, which causes inconvenience in installation. Therefore, we specially design a kind of electric vehicle wheel hub. INVENTION CONTENTS

[0004] The utility model aims at the above-mentioned technical problem, provides a kind of electric vehicle wheel hub, reaches the effect of combination assembly.

[0005] Therefore, the utility model provides a kind of electric vehicle wheel hub, comprising:

[0006] Wheel hub body;

[0007] Clamping frame, clamping frame is set on both sides of wheel hub body, and is connected with vehicle transmission assembly;

[0008] Connecting assembly, connecting assembly is set on clamping frame, and first clamping frame, second clamping frame and wheel hub body are fixed.

[0009] In the above technical scheme, further, wheel hub body includes:

[0010] Cooperating frame body, cooperating frame body is formed with first arc surface;

[0011] Connecting frame body, connecting frame body is set in the inside of cooperating frame body, and fixed clamping edge is set on connecting frame body;

[0012] Wherein, clamping frame is provided with cooperating slot corresponding to connecting frame body, and fixed clamping edge and cooperating slot are limited together.

[0013] In the above technical scheme, further, clamping frame includes:

[0014] First clamping frame;

[0015] Second clamping frame, second clamping frame is same in structure with first clamping frame;

[0016] Wherein, first clamping frame includes circular frame body, bearing frame body and fixed frame body.

[0017] The circular frame body is provided with a second arc surface corresponding to the matching frame body, and the matching groove is formed on the second arc surface.

[0018] The bearing frame body is arranged on the inner side of the circular frame body, and the fixing frame body fixes the bearing frame body and the circular frame body, and the first process hole is arranged on the fixing frame body.

[0019] In the above technical solution, further, the connecting assembly comprises:

[0020] The connecting rod is provided with a threaded segment at both ends;

[0021] The fastening plate is arranged on the outer side of the fixing frame body, and the fastening plate is provided with a second process hole corresponding to the first process hole;

[0022] The nut is connected to the threaded segment and abuts against the outer side of the fastening plate;

[0023] The fastening plate is provided with a limiting end corresponding to the gap between the adjacent first fixing frame body and the adjacent second fixing frame body.

[0024] In the above technical solution, further, the connecting assembly comprises:

[0025] The protection assembly is arranged on the outer side of the second clamping frame, and the circular frame body edge of the second clamping frame is provided with a connecting groove.

[0026] In the above technical solution, further, the protection assembly comprises:

[0027] The mounting plate is provided with a heat dissipation groove;

[0028] The limiting frame body is arranged on the circumferential side edge of the mounting plate and cooperates with the connecting groove.

[0029] In the above technical solution, further, the connecting assembly comprises:

[0030] The hoop edge is arranged on the outer side edge of the second arc surface and clamps the circular frame body.

[0031] In the above technical solution, further, the connecting assembly comprises:

[0032] The protection pad is arranged on the second arc surface, and the protection pad is provided with a process groove corresponding to the matching groove.

[0033] The electric vehicle hub is formed into an assembled structure through the hub body, the clamping frame and the connecting assembly, which is helpful for modular production and assembly, thereby improving production efficiency, and the hub body is connected with the vehicle transmission assembly through the clamping frame, so that the hub is less likely to be damaged in use. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 is a side schematic view of the utility model;

[0035] Figure 2 is another side schematic view of the utility model;

[0036] Figure 3 is Figure 1 remove the protection assembly schematic view from the middle;

[0037] Figure 4 is a side structure explosion map of the utility model;

[0038] Figure 5 is another side structure explosion map of the utility model;

[0039] The mark in the figure is: 1, hub body; 11, fit frame body; 111, first arc surface; 12, connecting frame body; 121, fixed clamping edge; 21, first clamping frame; 211, circular frame body; 2111, second arc surface; 2112, fit groove; 212, bearing frame body; 213, fixed frame body; 2131, first process hole; 22, second clamping frame; 3, connecting assembly; 31, connecting rod; 32, fastening plate; 321, second process hole; 322, limit end; 33, nut; 4, protection assembly; 41, mounting plate; 411, heat dissipation groove; 42, limit frame body; 5, connecting groove; 6, hoop edge; 7, protection pad; 71, process groove. DETAILED DESCRIPTION

[0040] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art belong to the scope of protection of the present application.

[0041] Embodiment 1:

[0042] The embodiment provides an electric vehicle hub, which comprises:

[0043] Hub body 1;

[0044] Clamping frame, clamping frame is arranged on both sides of hub body 1, and is connected with vehicle transmission assembly;

[0045] Connecting assembly 3, connecting assembly 3 is arranged on clamping frame, and first clamping frame 21, second clamping frame 22 and hub body 1 are fixed.

[0046] The embodiment can see that an electric vehicle hub comprises hub body 1, clamping frame and connecting assembly 3;

[0047] The clamping frame is arranged on both sides of the hub body 1 and is assembled with the hub body 1 through the connecting assembly 3 to form a hub;

[0048] The electric vehicle hub is formed in an assembled structure through cooperation of the hub body 1, the clamping frame and the connecting assembly 3, which is helpful for modular production and assembly, thereby improving production efficiency, and the hub body 1 is connected with the vehicle transmission assembly through the clamping frame, so that the hub is less likely to be damaged in use due to small stress.

[0049] Embodiment 2

[0050] The embodiment provides an electric vehicle hub, which comprises the technical solutions of the above embodiments and has the following technical features.

[0051] The hub body 1 comprises:

[0052] The fitting frame body 11 is formed with a first arc surface 111;

[0053] The connecting frame body 12 is arranged on the inner side of the fitting frame body 11, and the connecting frame body 12 is provided with a fixed clamping edge 121;

[0054] The clamping frame is provided with a fitting groove 2112 corresponding to the connecting frame body 12, and the fixed clamping edge 121 and the fitting groove 2112 are limitingly matched together.

[0055] It can be seen from the embodiment that the hub body 1 comprises the fitting frame body 11 and the connecting frame body 12;

[0056] The fitting frame body 11 is formed with the first arc surface 111, which is used as a hub surface, the connecting frame body 12 is arranged on the inner side of the fitting frame body 11, and the connecting frame body 12 is formed with the fixed clamping edge 121, the clamping frame is formed with the fitting groove 2112 corresponding to the connecting frame body 12, and the clamping frame is limitingly matched between the fixed clamping edge 121 after being connected to both sides of the hub body 1, thereby fixing the hub body 1.

[0057] Embodiment 3

[0058] The embodiment provides an electric vehicle hub, which comprises the technical solutions of the above embodiments and has the following technical features.

[0059] The clamping frame comprises:

[0060] The first clamping frame 21;

[0061] The second clamping frame 22 is the same in structure as the first clamping frame 21;

[0062] The first clamping frame 21 comprises a circular frame body 211, a bearing frame body 212 and a fixing frame body 213.

[0063] The circular frame body 211 is formed with a second arc surface 2111 corresponding to the first arc surface 111 of the matching frame body 11, and a matching groove 2112 is formed on the second arc surface 2111.

[0064] The bearing frame body 212 is arranged on the inner side of the circular frame body 211, the fixing frame body 213 fixes the bearing frame body 212 and the circular frame body 211, and the first process hole 2131 is arranged on the fixing frame body 213.

[0065] It can be seen from the embodiment that the clamping frame comprises a first clamping frame 21 and a second clamping frame 22.

[0066] The first clamping frame 21 and the second clamping frame 22 are the same in structure, the first clamping frame 21 comprises a circular frame body 211, a bearing frame body 212 and a fixing frame body 213, and the circular frame body 211 and the bearing frame body 212 are connected through the fixing frame body 213.

[0067] Further, the circular frame body 211 is formed with a second arc surface 2111 corresponding to the first arc surface 111 of the matching frame body 11, in use, the matching frame body 11 of the hub body 1 is partially attached to the second arc surface 2111, and the connecting frame body 12 is connected to the matching groove 2112 on one side of the second arc surface 2111.

[0068] Further, the fixing frame body 213 is formed with a first process hole 2131, and the first process hole 2131 is used for fixing the hub body 1 by matching the connecting assembly 3.

[0069] The first clamping frame 21 and the second clamping frame 22 are connected on both sides of the hub body 1 and are fixed together through the connecting assembly 3, and the assembled assembly structure is convenient to prepare and use.

[0070] Embodiment 4:

[0071] The embodiment provides an electric vehicle hub, in addition to the technical solutions of the above-mentioned embodiments, further having the following technical features.

[0072] The connecting assembly 3 comprises:

[0073] The connecting rod 31 is provided with a threaded segment at both ends;

[0074] The fastening plate 32 is arranged on the outer side of the fixing frame, and the fastening plate 32 is provided with a second process hole 321 corresponding to the first process hole 2131;

[0075] The nut 33 is connected to the threaded segment and abuts against the outer side of the fastening plate 32;

[0076] The fastening plate 32 is provided with a limiting end 322 corresponding to the gap between the adjacent first fixing frame and the adjacent second fixing frame.

[0077] The connecting assembly 3 can be seen to include the connecting rod 31, the fastening plate 32, and the nut 33.

[0078] The connecting rod 31 is provided with a threaded section at both ends, the fastening plate 32 is connected to the outer side of the fixing frame, and the fastening plate 32 is provided with a second process hole 321 corresponding to the first process hole 2131. In use, the connecting rod 31 is connected to the first process hole 2131, the fastening plate 32 is assembled to the outer side of the fixing frame body 213 through the second process hole 321 and the connecting rod 31, and finally the nut 33 is matched with the threaded section and abuts against the fastening plate 32, so as to fix the fastening plate 32 to the clamping frame, and further fix the first clamping frame 21 and the second clamping frame 22 together.

[0079] Embodiment 5:

[0080] The electric vehicle wheel hub provided in the embodiment further has the following technical features in addition to the technical solutions of the above embodiments.

[0081] The protection assembly 4 is arranged on the outer side port of the second clamping frame 22, and the second clamping frame 22 is provided with a connecting groove 5 on the edge of the circular frame body 211.

[0082] The second clamping frame 22 faces the outer side of the frame in use, and the protection assembly 4 is arranged on the second clamping frame 22 to protect the wheel hub body 1 and the second clamping frame 22, thereby prolonging the service life, and further, the end surface of the edge of the circular frame body 211 is formed with the connecting groove 5 for connecting the protection assembly 4.

[0083] Embodiment 6:

[0084] The electric vehicle wheel hub provided in the embodiment further has the following technical features in addition to the technical solutions of the above embodiments.

[0085] The protection assembly 4 includes:

[0086] The mounting plate 41 is provided with a heat dissipation groove 411.

[0087] The limiting frame body 42 is arranged on the circumferential side edge of the mounting plate 41 and cooperates with the connecting groove 5.

[0088] The protection assembly 4 includes the mounting plate 41 and the limiting frame body 42.

[0089] The end surface of the mounting plate 41 is formed with the heat dissipation groove 411, and heat dissipation can be performed through the heat dissipation groove 411 in use.

[0090] The limiting frame body 42 is formed on the edge end surface of the mounting plate 41 and is limited and fixed together with the connecting groove 5, thereby fixing the mounting plate 41 and the circular frame body 211;

[0091] The protection assembly 4 protects the second clamping frame 22 through the mounting plate 41, and the whole can be cooled through the cooling groove 411.

[0092] Embodiment 7:

[0093] The embodiment provides an electric vehicle hub, in addition to comprising the technical scheme of the above embodiment, further has the following technical features.

[0094] The hoop edge 6 is arranged on the outer edge of the second arc surface 2111 and clamps the edge of the circular frame body 211.

[0095] It can be seen from the embodiment that the hoop edge 6 is arranged on the outer edge of the second arc surface 2111 to clamp and protect the edge of the circular frame body 211, so that the damage of the hub body 1 can be reduced.

[0096] Embodiment 8:

[0097] The embodiment provides an electric vehicle hub, in addition to comprising the technical scheme of the above embodiment, further has the following technical features.

[0098] The protection pad 7 is arranged on the second arc surface, and the protection pad 7 is provided with a process groove 71 corresponding to the matching groove 2112.

[0099] It can be seen from the embodiment that the protection pad 7 is arranged on the second arc surface 2111, so that the circular frame body 211 and the matching frame body 11 can be more closely attached together, and the protection pad 7 can reduce the friction between the circular frame body 211 and the matching frame body 11.

[0100] The embodiments of the application are described above in combination with the drawings, and the embodiments and the features in the embodiments in the application can be combined with each other without conflict, the application is not limited to the above specific embodiments, the above specific embodiments are only illustrative, not restrictive, and those skilled in the art can make many forms under the inspiration of the application without departing from the purpose of the application and the scope protected by the claims, all of which belong to the protection of the application.

Claims

1. An electric vehicle wheel hub, characterized in that, include: Wheel hub body (1); The clamping frame is disposed on both sides of the hub body (1) and connected to the vehicle transmission assembly; The connecting component (3) is mounted on the clamping frame and fixes the first clamping frame (21), the second clamping frame (22) and the hub body (1); The hub body (1) includes: The frame (11) is equipped with a first arc-shaped surface (111). A connecting frame (12) is provided inside the cooperating frame (11), and a fixing edge (121) is provided on the connecting frame (12). The clamping frame is provided with a mating groove (2112) corresponding to the connecting frame body (12), and the fixing edge (121) is limited to the mating groove (2112) and engaged together; The clamping frame includes: First clamping frame (21); The second clamping frame (22) has the same structure as the first clamping frame (21); The first clamping frame (21) includes a circular frame (211), a bearing frame (212), and a fixed frame (213); Among them, the circular frame (211) has a second arc-shaped surface (2111) corresponding to the frame (11), and the mating groove (2112) is formed on the second arc-shaped surface (2111); The bearing frame (212) is located inside the circular frame (211), and the fixing frame (213) fixes the bearing frame (212) to the circular frame (211), and the fixing frame (213) is provided with a first process hole (2131).

2. The electric vehicle wheel hub according to claim 1, characterized in that, The connection component (3) includes: Connecting rod (31), wherein threaded sections are provided at both ends of the connecting rod (31); Fastening plate (32), the fastening plate (32) is disposed on the outside of the fixing frame, and the fastening plate (32) is provided with a second process hole (321) corresponding to the first process hole (2131); Nut (33), said nut (33) is connected to the threaded section and abuts against the outside of the fastening plate (32); The fastening plate (32) is provided with a limit end (322) corresponding to the gap between the adjacent first fixing frame and the adjacent second fixing frame.

3. The electric vehicle wheel hub according to claim 2, characterized in that, it further includes... include: The protective component (4) is disposed on the outer port of the second clamping frame (22), and the circular frame (211) of the second clamping frame (22) is provided with a connecting groove (5) on its edge.

4. An electric vehicle wheel hub according to claim 3, characterized in that, Protection component (4) includes: Mounting plate (41), wherein heat dissipation groove (411) is provided on the mounting plate (41); The limiting frame (42) is set on the periphery of the mounting plate (41) and cooperates with the connecting groove (5).

5. An electric vehicle wheel hub according to claim 4, characterized in that, it further includes... include: The hoop (6) is set on the outer edge of the second arc-shaped surface (2111) and clamps the circular frame (211).

6. An electric vehicle wheel hub according to claim 5, characterized in that, it further includes... include: The protective pad (7) is disposed on the second arc surface, and the protective pad (7) is provided with a process groove (71) corresponding to the mating groove (2112).

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