CN217917463U - Balance connecting piece for electric vehicle hub - Google Patents
Balance connecting piece for electric vehicle hub Download PDFInfo
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- CN217917463U CN217917463U CN202222270417.2U CN202222270417U CN217917463U CN 217917463 U CN217917463 U CN 217917463U CN 202222270417 U CN202222270417 U CN 202222270417U CN 217917463 U CN217917463 U CN 217917463U
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- connecting piece
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Abstract
The utility model discloses a balanced connecting piece for electric motor car wheel hub, including connecting bottom plate, balanced connecting plate and erection joint board, connect the bottom plate balanced connecting plate and erection joint board integrated into one piece sets up and constitutes U type connection structure jointly, and the connecting piece passes through balanced connecting plate assembly is on electric motor car wheel hub, balanced connecting plate includes connecting portion and balancing portion, balanced connecting plate pass through connecting portion with connect the bottom plate and connect, connecting portion with the junction of connecting the bottom plate runs through and is equipped with the intercommunication groove, the beneficial effects of the utility model are that simple structure is equipped with the intercommunication groove on the balanced connecting plate, can guarantee to pour the both sides pressure of shaping in-process connecting piece and keep unanimous, avoids the connecting piece skew phenomenon to appear, promotes the shaping precision of spoke to be equipped with location structure on the balanced connecting plate, can carry out relative positioning with connecting piece and electric motor car wheel hub to effectively promote the connection stability between the two.
Description
Technical Field
The utility model belongs to the technical field of electric motor car wheel hub connecting piece technique and specifically relates to a balanced connecting piece for electric motor car wheel hub is related to.
Background
In the prior art, a hub is a wheel core rotating part connected by tire inner profile steel through an upright post, namely a metal part for supporting a tire, mainly comprises a rim, a spoke, a hub core and other structures, most of hubs applied to an electric vehicle at present adopt aluminum alloy hubs or steel hubs, and the processing process is basically integrated, so that the aluminum alloy hubs are lighter than the steel hubs and have good toughness; the strength of the steel hub is higher than that of the aluminum alloy hub, and the steel hub is not easy to break and fall off but has higher cost. Some hub manufacturers also adopt the spokes of plastic parts to replace traditional aluminum alloy and steel, but the plastic parts have limited strength and are easy to damage, and meanwhile, the spokes are also inconvenient to be connected with a rim.
The application numbers are: 202120706251.7 discloses an electric vehicle hub and a connecting piece thereof, belonging to the technical field of electric vehicle hubs. The problem that the connection strength of a connecting piece and a spoke is not high in an existing hub is solved. The electric vehicle hub and the connecting piece thereof comprise a rim and a spoke fixed with the rim through the connecting piece, wherein the connecting piece I and the connecting piece II are connected with a bottom plate and are respectively bent outwards at two sides of the bottom plate, the connecting piece I is fixedly welded with the rim, the connecting piece is embedded in the spoke, the spoke comprises a spoke embedding part and a spoke main body, the spoke embedding part is positioned in a U-shaped groove of the connecting piece, a first through hole along the radial direction of a wheel hub is formed in the side wall of the connecting piece II, and the spoke embedding part penetrates through the first through hole and is connected with the spoke main body into a whole. However, the structure of the electric vehicle hub and the connecting piece thereof is complex, the electric vehicle hub and the connecting piece thereof are tightly attached to the spoke to form a closed connecting structure, the pressure intensity of the two sides of the connecting piece can be different in the pouring forming process, so that the pouring dead angle or the air bubble can be generated in the pouring process, the pouring quality is influenced, the connecting piece can be deviated, the forming precision of the spoke is reduced, the connecting mode is complex, and the practicability is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a balanced connecting piece for electric motor car wheel hub.
In order to achieve the above purpose, the utility model provides a technical scheme is:
the utility model provides a balanced connecting piece for electric motor car wheel hub, is including connecting bottom plate, balanced connecting plate and erection joint board, connect the bottom plate balanced connecting plate and erection joint board integrated into one piece sets up and constitutes U type connecting piece structure jointly, and the connecting piece passes through balanced connecting plate assembles on electric motor car wheel hub, balanced connecting plate includes connecting portion and balancing portion, balanced connecting plate pass through connecting portion with connect the bottom plate and connect, connecting portion with the junction of connecting the bottom plate runs through and is equipped with the intercommunication groove.
The communicating groove is located in the middle of the joint of the connecting portion and the connecting bottom plate, and is a square groove or a strip-shaped groove.
The middle part of the balance part is provided with a positioning hole corresponding to the communication groove, the positioning hole penetrates through the balance part of the balance connecting plate, and the positioning hole is a circular hole.
Still include the arc constant head tank, the arc constant head tank is equipped with two sets ofly, every group the arc constant head tank comprises at least one constant head tank, and is two sets of the arc constant head tank symmetry sets up the both sides limit portion at the balancing portion.
The height of the balance connecting plate is larger than that of the mounting connecting plate.
The connection parts of the connecting bottom plate, the balance connecting plate and the mounting connecting plate adopt a bending design.
The connecting bottom plate, the balance connecting plate and the mounting connecting plate are arranged into arc-shaped structures corresponding to the wheel hub of the electric vehicle in a copying manner.
The structure of the communicating groove is arranged corresponding to the structure profile modeling of the joint of the connecting bottom plate and the balance connecting plate, and the opening area of the outer side of the communicating groove is larger than that of the inner side of the communicating groove.
The utility model has the advantages that:
simple structure, be equipped with the intercommunication groove on the balanced connecting plate, can guarantee to pour the both sides pressure of in-process connecting piece and keep unanimous, prevent to pour the in-process and produce and pour dead angle or bubble, avoid the connecting piece skew phenomenon to appear, promote the shaping precision of spoke, and be equipped with location structure on the balanced connecting plate, can carry out the relative positioning with connecting piece and electric motor car wheel hub, thereby effectively promote the connection stability between the two, the area of balanced connecting plate is greater than the area of erection joint board simultaneously, can promote the area of contact of connecting piece and spoke, thereby promote the joint strength of connecting piece and spoke, and then promote electric motor car wheel hub's connection stability.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front view of the present invention;
fig. 3 is a front view of the present invention.
In the figure: 1. connecting the bottom plate; 2. a balance connecting plate; 3. mounting a connecting plate; 4. a communicating groove; 5. positioning holes; 6. an arc-shaped positioning groove.
Detailed Description
The invention will be described in further detail with reference to the accompanying drawings,
the utility model provides a balanced connecting piece for electric motor car wheel hub, is including connecting bottom plate 1, balanced connecting plate 2 and erection joint board 3, and connecting bottom plate 1, balanced connecting plate 2 and 3 integrated into one piece settings of erection joint board just constitute U type connecting piece structure jointly, and the connecting piece passes through balanced connecting plate 2 and assembles on electric motor car wheel hub, and balanced connecting plate 2 includes connecting portion and balancing portion, and balanced connecting plate 2 is connected with connecting bottom plate 1 through connecting portion, and connecting portion run through with the junction of connecting bottom plate 1 and be equipped with intercommunication groove 4, the utility model discloses the overall structure schematic diagram is shown in FIG. 1.
Intercommunication groove 4 is located connecting portion and the junction middle part of being connected bottom plate 1, and intercommunication groove 4 is square groove or bar groove, and intercommunication groove 4 is square groove structure in this scheme, and the structure profile modeling setting of connecting bottom plate 1 and balanced connecting plate 2 junction is corresponded to the structure in intercommunication groove 4, and the open area in the intercommunication groove 4 outside is greater than its inboard open area, and wherein, intercommunication groove 4 is used for as the pressure release passageway, and the pressure of pouring the in-process assurance connecting piece both sides keeps unanimous, avoids appearing pouring dead angle or bubble, the utility model discloses the main view is as shown in fig. 2.
The middle part of balanced portion corresponds intercommunication groove 4 and is equipped with locating hole 5, and locating hole 5 runs through balanced connecting plate 2's balanced portion, and locating hole 5 is the circular port, and wherein, locating hole 5 is used for being connected the spoke of connecting piece and electric motor car wheel hub as the location basis on the connecting piece, accessible locating hole 5.
Still include arc positioning groove 6, arc positioning groove 6 is equipped with two sets ofly, every group arc positioning groove 6 comprises at least one constant head tank, 6 symmetry settings of two sets of arc positioning grooves are in the both sides limit portion of balancing portion, in this scheme, arc positioning groove 6 comprises a constant head tank, arc positioning groove 6 is open structure, wherein, arc positioning groove 6 is used for carrying out the relative positioning with the spoke of connecting piece and electric motor car wheel hub, when the connecting piece received the power along wheel hub circumferencial direction, the spoke blocks the connecting piece through arc positioning groove 6, thereby prevent that the connecting piece from droing from the spoke.
The height that highly is greater than the erection joint board 3 of balanced connecting plate 2, the highly area of contact that can increase the spoke of electric motor car wheel hub and connecting piece that highly is greater than the erection joint board 3 of balanced connecting plate 2 to improve the intensity and the connection stability of the spoke and the connecting piece of electric motor car wheel hub.
The junction of connecting bottom plate 1 and balanced connecting plate 2 and mounting connecting plate 3 adopts the design of buckling, and connecting bottom plate 1, balanced connecting plate 2 and mounting connecting plate 3 correspond electric motor car wheel hub profile modeling and set up to the arcuation structure, and wherein, the connecting piece sets up the laminating degree that can effectively promote connecting piece and electric motor car wheel hub with electric motor car wheel hub profile modeling to promote its and electric motor car wheel hub's linkage effect, the utility model discloses the rear view is shown in fig. 3.
Wherein, the connected mode of connecting piece and electric motor car wheel hub among this technical scheme is the same with the connected mode of connecting piece commonly used and electric motor car wheel hub, is connected with electric motor car wheel hub through the connection structure that locating hole 5 and arc positioning groove 6 constitute.
The working principle is as follows:
electric motor car wheel hub includes rim and spoke, rim and spoke pass through the connecting piece and connect, pass through welded connection after erection joint board 3 and the rim laminating, when the shaping is pour to the spoke, the spoke is full of the connecting piece through intercommunication groove 4, spoke and anticreep connecting plate 2 and erection joint board 33's area of contact increase, make the connection of spoke and connecting piece more firm, when the connecting piece received the power along wheel hub circumferencial direction, the spoke blocks the connecting piece through arc positioning groove 6, thereby prevent that the connecting piece from droing from the spoke, locating hole 5 and arc positioning groove 6 constitute location connection structure jointly, can effectively promote the stability of being connected between connecting piece and the electric motor car wheel hub.
The beneficial effects of the utility model are that simple structure, be equipped with the intercommunication groove on the balanced connecting plate, can guarantee to pour the both sides pressure of forming in-process connecting piece and keep unanimous, prevent to pour in-process production and pour dead angle or bubble, avoid the connecting piece skew phenomenon to appear, promote the shaping precision of spoke, and be equipped with location structure on the balanced connecting plate, can carry out the relative positioning with connecting piece and electric motor car wheel hub, thereby effectively promote the connection stability between the two, the area of balanced connecting plate is greater than the area of erection joint board simultaneously, can promote the area of contact of connecting piece and spoke, thereby promote the joint strength of connecting piece and spoke, and then promote the connection stability of electric motor car wheel hub.
While one embodiment of the present invention has been described in detail, the present invention is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (8)
1. The utility model provides a balanced connecting piece for electric motor car wheel hub, is including connecting bottom plate (1), balanced connecting plate (2) and erection joint board (3), connect bottom plate (1) balanced connecting plate (2) and erection joint board (3) integrated into one piece sets up and constitutes U type connecting piece structure jointly, and the connecting piece passes through balanced connecting plate (2) assemble on electric motor car wheel hub, its characterized in that, balanced connecting plate (2) are including connecting portion and balance portion, balanced connecting plate (2) pass through connecting portion with connect bottom plate (1) and connect, connecting portion with the junction of connecting bottom plate (1) runs through and is equipped with intercommunication groove (4).
2. The balance connecting member for an electric vehicle hub according to claim 1, wherein the communication groove (4) is located in the middle of the connection of the connecting portion and the connecting bottom plate (1), and the communication groove (4) is a square groove or a strip-shaped groove.
3. The balance connecting member for an electric vehicle hub according to claim 2, wherein a positioning hole (5) is formed in the middle of the balance portion corresponding to the communicating groove (4), the positioning hole (5) penetrates through the balance portion of the balance connecting plate (2), and the positioning hole (5) is a circular hole.
4. The balance connecting member for an electric vehicle hub according to claim 3, further comprising arc-shaped positioning grooves (6), wherein said arc-shaped positioning grooves (6) are provided in two sets, each set of said arc-shaped positioning grooves (6) is composed of at least one positioning groove, and said two sets of said arc-shaped positioning grooves (6) are symmetrically provided on both side edge portions of the balance portion.
5. The balancing connection for hubs of electric vehicles according to claim 1, characterized in that the height of the balancing connection plate (2) is greater than the height of the mounting connection plate (3).
6. The balance connecting member for an electric vehicle hub according to claim 5, wherein the connecting portion of the connecting bottom plate (1) with the balance connecting plate (2) and the mounting connecting plate (3) is of a bent design.
7. The balancing connection for electric vehicle hubs according to claim 6, characterized in that the connection plates (1), the balancing connection plates (2) and the mounting connection plates (3) are arranged in an arc-like configuration in correspondence of the profile of the electric vehicle hub.
8. The balance connecting member for an electric vehicle hub according to claim 1, wherein the communicating groove (4) has a structure that is contoured in correspondence with the structure of the junction of the connecting bottom plate (1) and the balance connecting plate (2), and the area of the opening of the communicating groove (4) on the outer side is larger than the area of the opening thereof on the inner side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222270417.2U CN217917463U (en) | 2022-08-26 | 2022-08-26 | Balance connecting piece for electric vehicle hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222270417.2U CN217917463U (en) | 2022-08-26 | 2022-08-26 | Balance connecting piece for electric vehicle hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217917463U true CN217917463U (en) | 2022-11-29 |
Family
ID=84169544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222270417.2U Active CN217917463U (en) | 2022-08-26 | 2022-08-26 | Balance connecting piece for electric vehicle hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217917463U (en) |
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2022
- 2022-08-26 CN CN202222270417.2U patent/CN217917463U/en active Active
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