Combined electric vehicle hub

Abstract

The utility model provides a combined type electric vehicle hub, which relates to the field of electric vehicle hubs, and comprises an electric vehicle rim and a central disc, the central disc is arranged in the middle of the inner side of the electric vehicle rim, a fixed ring plate is welded on the ring surface of the inner side of the electric vehicle rim, and spokes and outer support blocks are attached in rib grooves of the fixed ring plate. The front side of the fixing annular plate is fixedly connected with a positioning annular plate through hub bolts, the side face of the positioning annular plate is connected with an outer supporting block and a spoke in an inserted mode through a first positioning column and a second positioning column, an inner stud is welded to the side end of the spoke through a limiting plate, and the outer side end of the center disc is in threaded connection with the inner stud through a connecting protruding column. The electric vehicle hub solves the problems that in the prior art, sludge and other impurities splashed during daily driving of the electric vehicle hub are prone to being attached to the threaded face of the spoke, disassembly and assembly are difficult, and disassembly efficiency is poor.

Description

Technical Field

[0001] The utility model relates to the field of electric vehicle hubs, in particular to a combined electric vehicle hub. Background Art

[0002] The wheel hub of an electric vehicle is an important part of an electric vehicle. A tire is installed outside the wheel hub, and the inside of the wheel hub is linked with the power output system of the electric vehicle to support the electric vehicle to move. After searching, the prior art (application number: CN202221230346.7) records that "the mounting member includes a trapezoidal block 6 arranged at one end of the spoke 5 and a mounting rod 7 arranged at the other end of the spoke 5. A trapezoidal groove 8 for the trapezoidal block 6 to be horizontally embedded is provided on one side of the mounting seat 4, and a groove 9 for the mounting rod 7 to be horizontally embedded is provided on one side of the support seat 3. A first fixing member for fixing the trapezoidal block 6 in the trapezoidal groove 8 is provided on the mounting seat 4, and a first fixing member for fixing the mounting rod 7 in the groove 9 is provided on the spoke 5. The second fixing piece is used for the purpose of installing the wheel spoke 5 between each supporting seat 3 and the mounting seat 4. The user only needs to horizontally embed the trapezoidal block 6 on the wheel spoke 5 and the mounting rod 7 into the trapezoidal groove 8 on the mounting seat 4 and the groove 9 on the supporting seat 3, and then fix the trapezoidal block 6 in the trapezoidal groove 8 through the first fixing piece, and fix the mounting rod 7 in the groove 9 through the second fixing piece. At this time, the wheel spoke 5 can be installed between the supporting seat 3 and the mounting seat 4, which is simple and convenient to use. However, in the prior art, impurities such as mud splashed by the wheel hub of an electric vehicle during daily driving are easily attached to the threaded surface of the wheel spoke, making disassembly and assembly difficult and the disassembly efficiency poor. Utility Model Content

[0003] In order to overcome the defects of the prior art, a combined electric vehicle hub is provided to solve the problem in the prior art that impurities such as mud splashed by the electric vehicle hub during daily driving are easily attached to the spoke thread surface, making disassembly and assembly difficult and the disassembly efficiency poor.

[0004] To achieve the above object, a combined electric vehicle wheel hub is provided, comprising: an electric vehicle rim and a center disk, wherein the center disk is arranged at the middle of the inner side of the electric vehicle rim.

[0005] A fixing ring plate is welded on the inner annular surface of the electric vehicle rim, and spokes and outer support blocks are fitted in the rib grooves of the fixing ring plate. A positioning ring plate is fixedly connected to the front side of the fixing ring plate by hub bolts, and the side surfaces of the positioning ring plate are respectively connected to the outer support block and the spokes by first positioning columns and second positioning columns. An inner stud is welded on the side end of the spoke by a limiting plate, and the outer end of the center disk is screwed to the inner stud by a connecting boss.

[0006] Furthermore, the electric vehicle wheel rim, the positioning ring plate, the spokes, the outer support blocks and the center disk constitute a combined wheel hub.

[0007] Furthermore, the inner annular surface of the electric vehicle wheel rim is plugged and fitted with the positioning ring plate through a slot, and a convex strip is welded on the rear side of the positioning ring plate; and the convex strip on the rear side of the positioning ring plate is correspondingly plugged into the outer side of the rib groove of the fixed ring plate.

[0008] Furthermore, a combination groove is provided on the outer end surface of the spoke; and the combination groove is plugged and fitted with the outer support block, and both the outer support block and the combination groove wall are provided with slot holes.

[0009] Furthermore, a first positioning column and a second positioning column are welded between the spacings of the convex strips on the rear side of the positioning ring plate; and the ends of the first positioning column and the second positioning column are plugged into the surface of the fixed ring plate.

[0010] Furthermore, the outer annular surface of the center disk is equidistantly welded with connecting bosses, and the connecting bosses are connected to the inner studs through inner threaded holes; and the limiting plates are tightly attached to the hole surfaces of the connecting bosses.

[0011] Furthermore, the spokes, outer support blocks, inner studs and limiting plates constitute a detachable structure, and are distributed between the rim and the center plate of the electric vehicle.

[0012] The beneficial effect of the utility model is that the combined electric vehicle wheel hub of the utility model utilizes the outer support block and the inner stud of the spoke, and positions and plugs the combined outer support block and the spoke through the positioning columns on the side of the positioning ring plate, so that the overall support of the spoke is between the rim and the center plate of the electric vehicle wheel hub, forming a quick combination structure of the electric vehicle wheel hub, saving the overall replacement cost of the electric vehicle wheel hub, facilitating and speeding up the efficiency of disassembly and assembly of the inner spokes of the electric vehicle wheel hub, reducing the influence of dirt and impurities attached to the electric vehicle wheel hub on the disassembly and assembly of the wheel hub, and improving the quickness of disassembly and assembly of the combined electric vehicle wheel hub. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view structural schematic diagram of a combined electric vehicle wheel hub according to an embodiment of the utility model.

[0014] Figure 2 It is a front view cross-sectional structural schematic diagram of a combined electric vehicle wheel hub according to an embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of the partial cross-section connection structure of the combined electric vehicle wheel hub in a side view according to an embodiment of the utility model.

[0016] Figure 4 It is a schematic diagram of the three-dimensional split structure of the wheel hub according to an embodiment of the utility model.

[0017] In the figure: 1. electric vehicle rim; 11. fixing ring plate; 2. positioning ring plate; 21. hub bolt; 22. first positioning column; 23. second positioning column; 3. spoke; 31. outer support block; 32. inner stud; 33. combination groove; 34. limit plate; 4. center plate; 41. connecting boss. DETAILED DESCRIPTION

[0018] Reference Figures 1 to 4 As shown, the utility model provides a combined electric vehicle wheel hub, comprising: an electric vehicle rim 1 and a center disk 4, wherein the center disk 4 is arranged at the middle of the inner side of the electric vehicle rim 1.

[0019] A fixing ring plate 11 is welded to the inner annular surface of the electric vehicle rim 1, and the spokes 3 and the outer support block 31 are fitted in the rib grooves of the fixing ring plate 11. The front side of the fixing ring plate 11 is fixedly connected to the positioning ring plate 2 by the hub bolts 21. The side of the positioning ring plate 2 is respectively plugged with the outer support block 31 and the spoke 3 by the first positioning column 22 and the second positioning column 23. The side end of the spoke 3 is welded with an inner stud 32 by a limiting plate 34, and the outer end of the center plate 4 is screwed to the inner stud 32 by a connecting boss 41.

[0020] When the rim, spokes or center disk of the electric vehicle hub are deformed or damaged, remove the hub bolts 21, remove the positioning ring plate 2, clamp and remove the outer support block 31 in the groove of the fixed ring plate 11, rotate the spoke 3, and unscrew the inner stud 32 in the connecting boss 41, so as to separate the spoke 3 from the spoke 3 to complete the disassembly of the rim, spokes and center disk of the electric vehicle hub, and then replace and install new parts.

[0021] In this embodiment, the electric vehicle rim 1, the positioning ring plate 2, the spokes 3, the outer support block 31 and the center plate 4 constitute a combined wheel hub. The spokes 3, the outer support block 31, the inner stud 32 and the limit plate 34 constitute a detachable structure and are distributed between the electric vehicle rim 1 and the center plate 4.

[0022] As a preferred implementation, the rim, spokes or center disk of the electric vehicle hub can be replaced individually through a detachable structure, and the combined hub can save the cost of replacing a deformed or damaged electric vehicle hub.

[0023] In this embodiment, the inner annular surface of the electric vehicle rim 1 is plugged and fitted with the positioning ring plate 2 through a slot, and a convex strip is welded on the rear side of the positioning ring plate 2; and the rear convex strip of the positioning ring plate 2 is correspondingly plugged into the outer side of the rib groove of the fixed ring plate 11. A first positioning column 22 and a second positioning column 23 are welded between the spacing of the rear convex strips of the positioning ring plate 2; and the ends of the first positioning column 22 and the second positioning column 23 are plugged into the surface of the fixed ring plate 11.

[0024] As a preferred embodiment, the convex strips of the positioning ring plate 2 are convenient for positioning and snapping with the fixed ring plate 11. The rib grooves of the fixed ring plate 11 are used to engage the spokes 3 and the outer support block 31, so that the connection between the spokes 3 and the outer support block 31 is pressed between the positioning ring plate 2 and the fixed ring plate 11, and the first positioning column 22 and the second positioning column 23 on the side of the fixed ring plate 11 prevent the spokes 3 and the outer support block 31 from shifting or detaching, thereby ensuring the support strength of the combined electric vehicle spokes.

[0025] In this embodiment, a combination groove 33 is formed on the outer end surface of the spoke 3; and the outer support block 31 is inserted and fitted into the combination groove 33, and slot holes are formed on the outer support block 31 and the groove wall of the combination groove 33.

[0026] As a preferred embodiment, the spoke 3 is plugged and fitted with the outer support block 31 through the combined groove 33 to form a complete electric vehicle spoke, which is convenient for supporting the center plate 4 and the electric vehicle rim 1.

[0027] In this embodiment, the outer annular surface of the center disk 4 is equidistantly welded with connecting bosses 41 , which are connected to the inner studs 32 through inner threaded holes; and the limiting plates 34 are tightly attached to the hole surfaces of the connecting bosses 41 .

[0028] As a preferred embodiment, the center disk 4 is threadedly connected to the spoke 3 through the connecting boss 41, so that the limit plate 34 is tightly attached to the hole surface of the connecting boss 41, preventing external sludge and impurities from entering the inner threaded hole, thereby facilitating reducing the impact of dirt and impurities attached to the electric vehicle hub on the disassembly and assembly of the hub.

[0029] The combined electric vehicle wheel hub of the utility model can effectively solve the problem in the prior art that mud and other impurities splashed by the electric vehicle wheel hub during daily driving are easily attached to the threaded surface of the spokes, causing difficulty in disassembly and assembly and poor disassembly efficiency, saving the overall replacement cost of the electric vehicle wheel hub, facilitating and speeding up the disassembly and assembly efficiency of the inner spokes of the electric vehicle wheel hub, reducing the impact of dirt and impurities attached to the electric vehicle wheel hub on the disassembly and assembly of the wheel hub, and improving the quickness of disassembly and assembly of the combined electric vehicle wheel hub, and is suitable for combined electric vehicle wheel hubs.

Claims

1. A combined electric vehicle wheel hub, comprising: An electric vehicle rim (1) and a center plate (4), wherein the center plate (4) is arranged in the middle of the inner side of the electric vehicle rim (1), and is characterized in that: A fixing ring plate (11) is welded on the inner annular surface of the electric vehicle rim (1), a wheel spoke (3) and an outer support block (31) are fitted in the rib groove of the fixing ring plate (11), a positioning ring plate (2) is fixedly connected to the front side of the fixing ring plate (11) via a hub bolt (21), a side surface of the positioning ring plate (2) is respectively plugged with the outer support block (31) and the wheel spoke (3) via a first positioning column (22) and a second positioning column (23), an inner stud (32) is welded to the side end of the wheel spoke (3) via a limiting plate (34), and an outer side end of the center plate (4) is screwed to the inner stud (32) via a connecting boss (41).

2. The combined electric vehicle wheel hub according to claim 1, characterized in that: The electric vehicle wheel rim (1), the positioning ring plate (2), the wheel spokes (3), the outer support block (31) and the center disk (4) constitute a combined wheel hub.

3. The combined electric vehicle wheel hub according to claim 1, characterized in that: The inner annular surface of the electric vehicle wheel rim (1) is plugged and fitted with the positioning ring plate (2) through a clamping groove, and a convex strip is welded on the rear side of the positioning ring plate (2); and the convex strip on the rear side of the positioning ring plate (2) is correspondingly plugged into the outer side of the rib groove of the fixed ring plate (11).

4. The combined electric vehicle wheel hub according to claim 1, characterized in that: The outer end surface of the wheel spoke (3) is provided with a combination groove (33); the combination groove (33) is plugged and fitted with the outer support block (31); and the groove walls of the outer support block (31) and the combination groove (33) are both provided with slot holes.

5. The combined electric vehicle wheel hub according to claim 1, characterized in that: A first positioning column (22) and a second positioning column (23) are welded between the convex strips on the rear side of the positioning ring plate (2); and the ends of the first positioning column (22) and the second positioning column (23) are inserted into the surface of the fixed ring plate (11).

6. The combined electric vehicle wheel hub according to claim 1, characterized in that: The outer annular surface of the center disk (4) is equidistantly welded with connecting bosses (41), and the connecting bosses (41) are connected to the inner studs (32) through inner threaded holes; and the limiting plates (34) are tightly attached to the hole surfaces of the connecting bosses (41).

7. The combined electric vehicle wheel hub according to claim 1, characterized in that: The wheel spokes (3), the outer support block (31), the inner studs (32) and the limiting plates (34) form a detachable structure and are distributed between the wheel rim (1) and the center plate (4) of the electric vehicle.

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