CN219325692U

CN219325692U - Lightweight aluminum alloy hub

Info

Publication number: CN219325692U
Application number: CN202320352409.4U
Authority: CN
Inventors: 林锋
Original assignee: Taizhou Qima Aluminium Industry Co ltd
Current assignee: Taizhou Qima Aluminium Industry Co ltd
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-07-11
Anticipated expiration: 2033-02-17

Abstract

The application relates to a lightweight aluminum alloy wheel hub, including the wheel hub base member, be fixed with a plurality of installation blocks in proper order along circumference direction on the circumference inner wall of wheel hub base member, the perforation has been seted up in the axis direction of being on a parallel with the wheel hub base member in the installation block, and a plurality of installation blocks are used for supplying the magnet steel to install. The hub matrix has certain lateral pressure resistance, and the magnet steel can be installed and fixed on a plurality of installation blocks, after the wheel hub receives external force to warp, dismantle the magnet steel, can accomplish the maintenance of drive wheel through changing the hub matrix, magnet steel and the wheel hub motor can be intact install on the newly-changed hub matrix to reduce the cost of maintenance after the wheel hub matrix warp.

Description

Lightweight aluminum alloy hub

Technical Field

The utility model relates to the field of hubs, in particular to a lightweight aluminum alloy hub.

Background

The electric vehicle is generally driven by a hub motor, and the hub motor can directly integrate the power device into the hub of the driving wheel, so that the structure of the transmission part of the electric vehicle can be simplified. Wherein in the driving wheel structure, a tire, a driving wheel hub, a hub motor, etc., are included, wherein the driving wheel hub is a portion in contact with the tire for mounting and fixing the tire. The magnetic steel on the hub motor is fixed on a driving wheel hub, and the driving wheel hub surrounds the magnetic steel and is coaxially arranged with the magnetic steel.

The related technical scheme has the following defects: when the driving wheel hub is deformed, the driving wheel hub and the whole hub motor need to be replaced together, so that the maintenance cost is high.

Disclosure of Invention

In order to reduce the maintenance cost after the driving wheel hub is deformed, the application provides a lightweight aluminum alloy hub.

The application provides a lightweight aluminum alloy wheel hub adopts following technical scheme:

the utility model provides a lightweight aluminum alloy wheel hub, includes the wheel hub base member, be fixed with a plurality of installation pieces in proper order along circumference direction on the circumference inner wall of wheel hub base member, the perforation has been seted up in the axis direction of being on a parallel with the wheel hub base member in the installation piece, and a plurality of installation pieces are used for supplying the magnet steel to install.

Preferably, one end of the mounting block, which is far away from the axis of the hub base body, is gradually expanded towards one side, which is far away from the axis direction of the hub base body.

Preferably, the circumferential inner wall of the hub base body is divided into a first circumferential surface and a second circumferential surface along the axis direction of the hub base body, the plurality of mounting blocks are fixed on the first circumferential surface, the intersection of the first circumferential surface and the second circumferential surface is an intersection strip, and one ends, close to the intersection strip, of the first circumferential surface and the second circumferential surface are arranged in a flaring shape from one end far away from the intersection strip to one side far away from the axis of the hub base body.

Preferably, a plurality of positioning grooves are formed in the second circumferential surface along the circumferential direction, the positioning grooves respectively correspond to the plurality of mounting blocks, one end of each positioning groove extends to the mounting block, and the other end of each positioning groove extends to be communicated with the outside towards one side far away from the mounting block.

Preferably, the mounting block is located at a central position of the circumferential inner wall of the hub body along the axial direction of the hub base body.

Preferably, the boss is formed by concave shape at one position of the circumferential outer wall of the hub base body, the convex part is positioned between the annular surfaces formed by the circumferential inner wall of the hub base body, the concave groove formed by concave shape is a concave groove, one end of the concave groove close to the outside is inclined towards one side of the axis of the hub base body, one end of the concave groove close to the outside extends to penetrate through the boss, one end of the concave groove penetrating through the boss is an opening, the opening is positioned between the annular surfaces formed by the circumferential inner wall of the hub base body, and the concave groove is arranged in a straight-through way and is used for allowing a valve core to penetrate through.

Preferably, the protruding opening part can be dismantled and be connected with the stopper, set up on the stopper with the logical groove of valve inside tip matching, when the stopper is installed on protruding, the stopper shelters from the opening, logical groove is just to open-ended center department.

The technical effects of the utility model are mainly as follows:

1. according to the utility model, the plurality of mounting blocks are arranged, the magnetic steel can be mounted and fixed on the plurality of mounting blocks, when the hub is deformed by external force, the magnetic steel is dismounted, the maintenance of the driving wheel can be completed by replacing the hub matrix, and the magnetic steel and the hub motor can be mounted on the newly replaced hub matrix as is, so that the maintenance cost of the deformed driving wheel hub is reduced;

2. according to the utility model, the mounting block is gradually expanded towards one side far away from the axis of the hub base body by arranging the mounting block at one side far away from the axis of the hub base body, so that the mounting block can bear larger pressure, and the overall structural strength of the hub base body is improved;

3. the through concave groove valve core is arranged, so that the valve core can extend out of the opening along the inner wall of the concave groove without barriers, and the installation of the valve core is facilitated.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present application.

Fig. 2 is a schematic diagram illustrating the splicing of the limiting block and the bump according to the embodiment of the present application.

Fig. 3 is a schematic view illustrating another angle between the limiting block and the bump according to an embodiment of the present application.

Fig. 4 is a cross-sectional view taken along line A-A of fig. 1.

Reference numerals illustrate: 1. a hub base; 11. an annular body; 12. a protrusion; 121. a concave groove; 122. an opening; 131. a first circumferential surface; 14. a mounting block; 141. perforating; 142. a base end; 15. a positioning groove; 16. a limiting block; 161. a through groove; 162. a force application block; 163. a clamping block; 17. a clamping groove.

Detailed Description

The following is a further detailed description of the present application with reference to fig. 1-4, so that the technical solutions of the present application may be more easily understood and mastered.

The embodiment of the application discloses a lightweight aluminum alloy hub.

Referring to fig. 1 to 4, a lightweight aluminum alloy hub of the present embodiment includes a hub base 1, the hub base 1 being cylindrically disposed, the hub base 1 being formed with a multi-stage annular body 11 at both ends in an axial direction, the multi-stage annular body 11 having a diameter that gradually decreases from an outer side to an inner side, a circumferential outer wall of the hub base 1 being a portion that contacts a tire for mounting and fixing the tire.

Referring to fig. 1-4, a plurality of mounting blocks 14 are uniformly fixed on the circumferential inner wall of the hub base body 1 along the circumferential direction, through holes 141 are formed in the center of the mounting blocks 14 in a penetrating manner along the axial direction parallel to the hub base body 1, the plurality of mounting blocks 14 are used for mounting magnetic steel, and an arc-shaped surface matched with the circumferential outer wall of the magnetic steel is formed on one side surface of the mounting blocks 14, facing the axial line of the hub base body 1. The magnet steel can be installed through the bolt, is fixed with the fixed block on the magnet steel circumference outer wall, and the last threaded connection of fixed block and perforation 141 on the magnet steel is passed to the one end of bolt is on the nut, and the arcwall face butt of installation piece 14 is on the circumference outer wall of magnet steel at last.

Referring to fig. 1 to 4, both side surfaces of the mounting block 14 in the axial direction of the hub base body 1 are parallel to each other and perpendicular to the axis of the hub base body 1. The end of the mounting block 14 away from the axis of the hub base body 1 is made to be the base end 142, and the distance between both ends of the base end 142 in the circumferential direction of the hub base body 1 becomes gradually larger from the end near the axis of the hub base body 1 to the end far from the axis of the hub base body 1. When the magnet steel fixed mounting is on a plurality of installation piece 14, the weight of magnet steel can be acted on installation piece 14, through the setting of base end 142 divergent form, can strengthen the joint strength of installation piece 14 and wheel hub base member 1 for installation piece 14 can bear bigger pressure, improves the overall structure intensity of wheel hub base member 1.

Referring to fig. 1 to 4, the mounting block 14 is located at a central position of the inner circumferential wall of the hub body in the axial direction of the hub base body 1. The circumference inner wall of the hub basal body 1 is divided into a first circumference surface 131 and a second circumference surface along the axis direction of the hub basal body 1, a plurality of mounting blocks 14 are fixed on the first circumference surface 131, the intersection of the first circumference surface 131 and the second circumference surface is an intersection strip, and one end, close to the intersection strip, of the first circumference surface 131 and the second circumference surface is arranged in a flaring shape from one end far away from the intersection strip to one side far away from the axis of the hub basal body 1. The first circumferential surface 131 and the second circumferential surface can facilitate the magnetic steel to enter and be installed on the installation block 14, and meanwhile, when the installation block 14 receives pressure, the pressure can be dispersed to two sides of the first circumferential surface 131 and the second circumferential surface, so that the structural strength of the hub matrix 1 is improved.

Referring to fig. 1 to 4, a plurality of positioning grooves 15 are formed in the second circumferential surface along the circumferential direction, the plurality of positioning grooves 15 respectively correspond to the plurality of mounting blocks 14, the length direction of each positioning groove 15 is parallel to the corresponding bus direction of the second circumferential surface, one end of each positioning groove 15 extends onto each mounting block 14, and the other end of each positioning groove 15 extends towards the side far away from each mounting block 14 to be communicated with the outside. The locating block matched with the locating groove 15 is arranged on the fixing block of the magnetic steel, and the locating block can be slidably connected onto the locating groove 15 along the length direction of the locating groove 15, so that the fixing block on the magnetic steel is convenient to align with the mounting block 14, and the magnetic steel is convenient to mount.

Referring to fig. 1-4, a protrusion 12 is formed by recessing inwards at a certain position of the circumferential outer wall of the hub base body 1, part of the protrusion 12 is positioned between annular surfaces formed by the circumferential inner wall of the hub base body 1, a groove formed by recessing inwards of the protrusion 12 is a recessing groove 121, the bottom wall of the recessing groove 121 is obliquely arranged, the inclination direction of the bottom wall of the recessing groove 121, the distance from one end of the recessing groove 121, which is far from the nearest multistage annular body 11, to one end, which is near to the nearest multistage annular body 11, to the hub base body 1 is gradually increased, and one end face of the recessing groove 121, which is near to the nearest multistage annular body 11, penetrates through the protrusion 12 along the inclination direction of the bottom wall of the recessing groove 121. The end of the concave groove 121 penetrating through the boss 12 is provided with an opening 122, the opening 122 is positioned between the annular surfaces formed by the circumferential inner wall of the hub base body 1, and the diameter of the opening 122 is larger than that of the valve core.

Referring to fig. 1 to 4, the recess groove 121 is used for passing through a valve core, one end of the valve core is connected to a tire, the other end of the valve core extends out of the opening 122 through the recess groove 121, and since the recess groove 121 is directly connected, the valve core can extend out of the opening 122 along the inner wall of the recess groove 121 without any obstacle, thereby facilitating the installation of the valve core.

Referring to fig. 1 to 4, in order to facilitate the extension of the valve core, the opening 122 is generally larger, and the position of the valve core after extension is not fixed, so that the valve core is easy to shake and collide with the inner wall of the recess 121 during driving. The opening 122 of the bulge 12 is detachably connected with a limiting block 16, a through groove 161 matched with the end part of the valve core is formed in the limiting block 16, a clamping block 163 is fixed on one side surface of the limiting block 16 facing the bulge 12, and a clamping groove 17 matched with the clamping block 163 in a clamping manner is formed in one side surface of the bulge 12 close to the opening 122. Two force application blocks 162 for applying force by hands are fixed on the limiting block 16, and the two force application blocks 162 are respectively positioned at two sides of the limiting block 16.

Referring to fig. 1-4, when the stopper 16 is mounted on the boss 12, the clamping block 163 is clamped on the clamping groove 17, the stopper 16 abuts on the boss 12 and shields the opening 122, the through groove 161 is communicated with the opening 122 and is opposite to the center of the opening 122, the length direction of the through groove 161 is parallel to the inclination direction of the concave groove 121, and the two force application blocks 162 are respectively located on two sides of the boss 12. After the valve core can extend from the opening 122 along the inner wall of the concave groove 121 without barriers, an operator passes the end part of the valve core through the through groove 161, then the clamping block 163 on the limiting block 16 is aligned with the clamping groove 17 to be installed, and the position of the valve core at the opening 122 can be limited by the arrangement of the limiting block 16, so that the shaking of the valve core is reduced in the running process of a vehicle, and the valve core is protected.

Referring to fig. 1 to 4, the hub base 1, the mounting block 14 and the stopper 16 are made of aluminum alloy materials, and are small and lightweight, and have the advantages of lateral pressure resistance and convenience in installation.

Of course, the foregoing is merely exemplary of the application, and other embodiments of the application are possible, and all modifications and equivalents of the application are intended to fall within the scope of the application.

Claims

1. The utility model provides a lightweight aluminum alloy wheel hub, includes wheel hub base member (1), its characterized in that: a plurality of mounting blocks (14) are sequentially fixed on the circumferential inner wall of the hub base body (1) along the circumferential direction, through holes (141) are formed in the mounting blocks (14) in a penetrating mode along the axial direction parallel to the hub base body (1), and the mounting blocks (14) are used for mounting magnetic steel.

2. A lightweight aluminum alloy hub as set forth in claim 1 wherein: one end of the mounting block (14) far away from the axis of the hub base body (1) is gradually expanded towards one side far away from the axis direction of the hub base body (1).

3. A lightweight aluminum alloy hub as set forth in claim 1 wherein: the circumference inner wall of wheel hub base member (1) is separated along wheel hub base member (1) axis direction and is first circumference face (131) and second circumference face, and a plurality of installation piece (14) are fixed on first circumference face (131), make the crossing department of first circumference face (131) and second circumference face be crossing the strip, first circumference face (131) and second circumference face are close to crossing the one end of strip to keeping away from crossing one end towards keeping away from wheel hub base member (1) axis one side and are flaring form setting.

4. A lightweight aluminum alloy hub as set forth in claim 3 wherein: a plurality of constant head tanks (15) have been seted up along circumference direction on the second circumference face, a plurality of constant head tanks (15) correspond a plurality of installation piece (14) respectively, on one end of constant head tank (15) extends to installation piece (14), the other end orientation of constant head tank (15) is kept away from installation piece (14) one side and is extended to with external intercommunication.

5. A lightweight aluminum alloy hub as set forth in claim 1 wherein: the mounting block (14) is positioned at the center of the circumferential inner wall of the hub body along the axial direction of the hub base body (1).

6. A lightweight aluminum alloy hub as set forth in claim 1 wherein: the novel hub comprises a hub base body (1), wherein a boss (12) is formed in one concave part of the circumferential outer wall of the hub base body (1), the boss (12) is partially positioned between annular surfaces formed by the circumferential inner wall of the hub base body (1), a groove formed by the boss (12) in the concave part is a concave groove (121), one end, close to the outside, of the concave groove (121) is inclined towards one side of the axis of the hub base body (1), one end, close to the outside, of the concave groove (121) extends to penetrate through the boss (12), one end, penetrating through the boss (12), of the concave groove (121) is an opening (122), the opening (122) is positioned between annular surfaces formed by the circumferential inner wall of the hub base body (1), and the concave groove (121) is directly arranged and used for allowing a gas valve core to penetrate through.

7. The lightweight aluminum alloy hub of claim 6, wherein: the limiting block (16) is detachably connected to the opening (122) of the bulge (12), a through groove (161) matched with the end part of the valve core is formed in the limiting block (16), when the limiting block (16) is installed on the bulge (12), the limiting block (16) shields the opening (122), and the through groove (161) is opposite to the center of the opening (122).