CN215360743U

CN215360743U - High-precision single-type aluminum alloy hub

Info

Publication number: CN215360743U
Application number: CN202121801449.XU
Authority: CN
Inventors: 吴肖肖
Original assignee: Taizhou Ouben Auto Parts Co ltd
Current assignee: Taizhou Ouben Auto Parts Co ltd
Priority date: 2021-08-03
Filing date: 2021-08-03
Publication date: 2021-12-31
Anticipated expiration: 2031-08-03

Abstract

The utility model relates to the technical field of hub design, and discloses a high-precision single-type aluminum alloy hub which comprises a central disc, spokes, a rim and a wheel rim, wherein each spoke comprises a plurality of supporting arms, one end of each supporting arm is connected with the central disc, the other end of each supporting arm is connected with the rim, a central hole is formed in the center of the central disc, a plurality of countersunk grooves for embedding wheel nuts are formed in the peripheral side of the central disc, each supporting arm is provided with a connecting arm, one end of each connecting arm is provided with an arc-shaped protecting plate attached to the outer wall of the wheel rim, the central point of a ring formed by splicing the arc-shaped protecting plates on the connecting arms is superposed with the central point of the wheel rim, and a connecting piece used for detachably connecting the connecting arms to the supporting arms is arranged between the connecting arms and the supporting arms; the end face of the central disc is machined by a precise numerical control lathe, so that the central disc has high precision and is beneficial to assembly of the central disc.

Description

High-precision single-type aluminum alloy hub

Technical Field

The utility model relates to the technical field of hub design, in particular to a high-precision single-type aluminum alloy hub.

Background

The hub is a rotating part of a wheel core, wherein the wheel core is connected with the inner profile steel of the tire through a stand column, namely a metal part which supports the center of the tire and is arranged on a shaft. Also called rim, steel ring, wheel and tyre bell. The hub is of various kinds according to diameter, width, molding mode and material.

The wheel hub can be classified according to structure: monolithic, multi-piece (two-piece and three-piece); the single-piece type refers to that the rim and the spoke of the hub are integrated, the two-piece type rim and the spoke are usually combined and reinforced by high-strength bolts, and the three-piece type rim and the spoke are lifted on the basis of the two-piece type.

At present, chinese patent publication No. CN212949969, published 2021, 4/month and 13/day, discloses a lightweight aluminum alloy hub based on ANSYS, comprising: a plurality of spokes connecting the central disc and the rim; the two ends of the spoke are Y-shaped branches, and the ends of the spoke close to the central disc and the rim are correspondingly provided with a first heat dissipation hole and a second heat dissipation hole; the spoke is internally provided with a through hole suitable for communicating the first heat dissipation hole and the second heat dissipation hole.

This kind of lightweight aluminum alloy wheel hub is provided with the through-hole that is suitable for first louvre of intercommunication, second louvre in the inside of spoke, makes the air current circulate between first louvre, second louvre to dispel the heat to the spoke, thereby guarantee wheel hub's normal operating condition.

Wherein the week side that the rim is close to spoke one end is the rim, on the road of driving, often can erect the curb between the road surface of road and other structures, and because the curb is shorter, so the driver leads to wheel and curb to take place the friction because the estimation is not good car distance easily, especially the rim that is close to ground one side often can take place the friction with the curb, because the tire is rubber materials so the deformation rear surface can not be impaired, but rim surface will leave irreparable wearing and tearing.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-precision single type aluminum alloy hub which can effectively protect a wheel rim.

The technical purpose of the utility model is realized by the following technical scheme: the utility model provides a high accuracy single type aluminum alloy wheel hub, includes central disk, be located the spoke of central disk week side, be located the rim of spoke week side, be located the rim of rim near the week side of spoke one end, the spoke includes that a plurality of one end are connected with central disk and the support arm that the other end is connected with the rim, the center department of central disk has seted up the centre bore, a plurality of countersunk head grooves that supply the embedding of wheel nut, every are seted up in week side of central disk all be provided with the linking arm on the support arm, one of linking arm is served and is provided with the arc protection shield of laminating on the rim outer wall, and is a plurality of the ring central point and the coincidence of rim central point that form after the mutual concatenation of arc protection shield on the linking arm, be provided with between linking arm and the support arm and be used for dismantling the connecting piece of connection on the support arm with the linking arm.

The utility model is further provided with: the connecting piece is including offering the through-hole on the support arm, setting up and keeping away from one of arc protection shield at the linking arm and serve and be used for embedding internal thread cover, threaded shaft that threaded connection put in internal thread cover, set up and keep away from one of internal thread cover and serve and be used for supporting the gland on the support arm tightly at the threaded shaft.

The utility model is further provided with: and a cross-shaped handle is arranged on the end face of one end, away from the threaded shaft, of the gland.

The utility model is further provided with: a long groove is formed between the supporting arm and the central disc, and the countersunk groove is located in one end of the long groove.

The utility model is further provided with: the center plate is rotatably connected with a decorative cover used for covering the center hole, and covering plates are arranged on the periphery of the decorative cover and correspond to the positions of the countersunk grooves.

The utility model is further provided with: the center department of dress trim cover is provided with the plastic connecting sleeve of embedding in the centre bore, a plurality of deformation gaps have been seted up to plastic connecting sleeve's week side, the week side that the dress trim cover one end was kept away from to plastic connecting sleeve is provided with supports the arc rubber ring on the centre bore inner wall tightly, set up the spacing annular that supplies the embedding of arc rubber ring on the centre bore inner wall.

The utility model is further provided with: the arc-shaped protection plate is made of high-manganese wear-resistant steel materials.

In conclusion, the utility model has the following beneficial effects:

1. the connecting arms are arranged on the supporting arms by using the connecting pieces, then the arc-shaped protection plates at the end parts of the connecting arms can be attached to the outer walls of the wheel rims, and the arc-shaped protection plates on the connecting arms can be spliced with each other to cover the whole wheel rims; at the moment, due to the existence of the arc-shaped protection plate, when the wheel rim needs to be rubbed with the curb, the arc-shaped protection plate can replace the wheel rim to be rubbed with the curb, and finally the wheel rim can be effectively protected;

for the arc-shaped protection plate damaged after friction, the damaged arc-shaped protection plate can be replaced only by detaching the connecting arm corresponding to the arc-shaped protection plate from the supporting arm without replacing all the arc-shaped protection plates, and finally, the cost of maintenance and replacement can be saved;

2. when the connecting arm is required to be detachably connected to the supporting arm, the internal thread sleeve on the connecting arm is embedded into the through hole on the supporting arm, then the threaded shaft is in threaded connection with the internal thread sleeve, the gland can be tightly abutted to the supporting arm after the threaded shaft is screwed down, and finally the quick dismounting between the connecting arm and the supporting arm can be realized;

3. the threaded shaft can be conveniently rotated by the aid of the cross-shaped handle arranged on the end face of the end, far away from the threaded shaft, of the gland;

4. by utilizing the long strip groove formed between the supporting arm and the central disc, the material consumption of the hub can be reduced by the long strip groove, so that the weight of the hub is reduced, and the light weight of the hub is facilitated;

5. the decoration cover is often printed with brand icons corresponding to vehicles, so that a decoration effect can be achieved, the decoration cover is rotatably connected to the central hole, meanwhile, the covering plate is arranged on the periphery of the decoration cover and at a position corresponding to the countersunk groove, when the wheel runs, the covering plate can be rotated to the position of the countersunk groove, so that the countersunk groove is covered, the possibility that external sundries enter the countersunk groove is reduced, the cleanness of the countersunk groove is facilitated, and the influence on the use of a wheel nut in the countersunk groove due to the blockage of the sundries is avoided; when the wheel nuts in the countersunk grooves are disassembled, the decorative cover is rotated to move the covering plate away from the countersunk grooves, and the wheel nuts in the countersunk grooves can be conveniently taken out;

6. when the decorative cover covers the central hole, the plastic connecting sleeve at the center of the decorative cover can be embedded into the central hole, at the moment, the arc-shaped rubber ring at the end part of the plastic connecting sleeve is tightly propped against the inner wall of the central hole, so that the decorative cover is elastically deformed at the position of a deformation gap, and after the arc-shaped rubber ring moves to the position of the limiting ring groove, the decorative cover is elastically restored, so that the arc-shaped rubber ring is embedded into the limiting ring groove, and the decorative cover can be detachably connected to the central disc through the matching of the arc-shaped rubber ring and the limiting ring groove;

meanwhile, the arc-shaped rubber ring can move along the limiting ring groove, so that the decorative cover is rotationally connected to the central disc, and due to the frictional damping force between the arc-shaped rubber ring and the limiting ring groove, a certain damping effect is exerted on the rotation of the decorative cover, the possibility that the decorative cover automatically deviates after rotating is reduced, and the stability of the decorative cover after rotating is facilitated;

7. the arc-shaped protection plate is made of high-manganese wear-resistant steel, and the high-manganese wear-resistant steel has better impact resistance and wear resistance, so that the service life of the arc-shaped protection plate can be prolonged, and the frequency of replacing the arc-shaped protection plate is reduced.

Drawings

FIG. 1 is a schematic view of the present invention with the cover plate of the trim cover removed from the countersunk groove;

FIG. 2 is an exploded view of the structure of the present invention;

FIG. 3 is a partial sectional view showing the connection relationship between the rim, the connecting arm, the arc-shaped protection plate and the connecting member in the present invention;

FIG. 4 is a partially enlarged view showing the connection between the decorative cover, the covering plate and the plastic connecting sleeve in the present invention;

fig. 5 is a schematic view of the present invention, wherein the cover plate on the decorative cover is moved to the position of the countersunk groove to cover the countersunk groove.

Reference numerals: 1. a central disk; 11. a central bore; 111. a limiting ring groove; 12. a countersunk groove; 2. a spoke; 21. a support arm; 211. a long groove; 3. a rim; 4. a rim; 5. a connecting arm; 51. an arc-shaped protection plate; 6. a connecting member; 61. a through hole; 62. an internal thread sleeve; 63. a threaded shaft; 64. a gland; 641. a handle; 7. a decorative cover; 71. a cover plate; 8. plastic connecting sleeves; 81. deformation gaps; 82. an arc-shaped rubber ring.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

A high-precision single-type aluminum alloy hub, refer to fig. 1, fig. 2, this kind of high-precision single-type aluminum alloy hub includes the central disc 1, the spoke 2, the rim 3, the wheel rim 4, wherein the spoke 2 is set up in the week side of the central disc 1 integrally, the rim 3 is set up in the week side of the spoke 2 integrally at the same time, and the spoke 2 includes a plurality of one end and central disc 1 connection and another end and wheel rim 3 connection support arms 21, wherein the wheel rim 4 is set up in the week side close to one end of the spoke 2 of the wheel rim 3 integrally, and the centre of the central disc 1 has been offered the centre bore 11, the week side of the central disc 1 has offered a plurality of countersunk head slots 12 for the wheel nut to imbed at the same time; the end face of the central disc 1 is machined by a precise numerical control lathe, so that the high precision is achieved, and the assembly of the central disc 1 is facilitated.

Referring to fig. 1 and 2, each support arm 21 is provided with a connecting arm 5, wherein one end of each connecting arm 5 is integrally provided with an arc-shaped protection plate 51 attached to the outer wall of the rim 4, the arc-shaped protection plates 51 on the connecting arms 5 are spliced to form a circular ring center coincident with the center of the rim 4, and the arc-shaped protection plates 51 are made of high-manganese wear-resistant steel.

Referring to fig. 2 and 3, a connecting member 6 is further disposed between the connecting arm 5 and the supporting arm 21, the connecting member 6 is used for detachably connecting the connecting arm 5 to the supporting arm 21, the connecting member 6 includes a through hole 61, an internal thread sleeve 62, a thread shaft 63, and a pressing cover 64, wherein the through hole 61 is disposed on the supporting arm 21, one end of the internal thread sleeve 62 is welded to the end of the connecting arm 5 away from the arc-shaped protection plate 51, the internal thread sleeve 62 is embedded in the through hole 61, one end of the thread shaft 63 is used for being screwed to the internal thread sleeve 62, the pressing cover 64 is welded to the end of the thread shaft 63 away from the internal thread sleeve 62, and the pressing cover 64 is used for abutting against the supporting arm 21, wherein a cross-shaped handle 641 is welded to the end surface of the pressing cover 64 away from the end of the thread shaft 63.

Referring to fig. 1, 2 and 4, a long groove 211 is formed between the support arm 21 and the central disc 1, and the countersunk groove 12 is located in one end of the long groove 211; the center plate 1 is rotatably connected with a decorative cover 7 which is used for covering the center hole 11, brand icons corresponding to vehicles are often printed on the decorative cover, so that the decorative cover can play a role in decoration, and a covering plate 71 is welded on the periphery of the decorative cover 7 and at a position corresponding to the countersunk groove 12.

Referring to fig. 1, 2, 4 and 5, a plastic connecting sleeve 8 is bonded at the center of the decorative cover 7, and the plastic connecting sleeve 8 is used for being embedded in the central hole 11; wherein, a plurality of deformation gaps 81 are arranged on the peripheral side of the plastic connecting sleeve 8, and the plurality of deformation gaps 81 are uniformly distributed at intervals along the peripheral side of the plastic connecting sleeve 8; meanwhile, an arc-shaped rubber ring 82 is bonded on the peripheral side of one end, away from the decorative cover 7, of the plastic connecting sleeve 8, the arc-shaped rubber ring 82 is used for abutting against the inner wall of the central hole 11, and a limiting ring groove 111 for embedding the arc-shaped rubber ring 82 is further formed in the inner wall of the central hole 11.

The principle is as follows: firstly, the internal thread sleeve 62 on the connecting arm 5 is embedded into the through hole 61 on the supporting arm 21, then the threaded shaft 63 is in threaded connection with the internal thread sleeve 62, and the gland 64 can be tightly propped against the supporting arm 21 after the threaded shaft 63 is screwed down, so that the stable connection between the connecting arm 5 and the supporting arm 21 can be realized; then the arc-shaped protection plates 51 at the end parts of the connecting arms 5 can be attached to the outer wall of the wheel rim 4, wherein the arc-shaped protection plates 51 on the connecting arms 5 can cover the whole wheel rim 4 after being spliced with each other; at this time, due to the existence of the arc-shaped protection plate 51, when the rim 4 needs to rub against the curb, the arc-shaped protection plate 51 can replace the rim 4 to rub against the curb, and finally, the rim 4 can be effectively protected.

And to the arc protection shield 51 that takes place to damage after the friction, only need will correspond linking arm 5 that arc protection shield 51 belonged to and dismantle from support arm 21, can change the arc protection shield 51 of damage, need not to change all arc protection shields 51, finally can be favorable to practicing thrift the cost of maintenance change.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides a high accuracy single type aluminum alloy wheel hub, includes central disk (1), be located spoke (2) of central disk (1) week side, be located rim (3) of spoke (2) week side, be located rim (3) and be close to rim (4) of week side of spoke (2) one end, spoke (2) include support arm (21) that a plurality of one ends are connected with central disk (1) and the other end is connected with rim (3), centre bore (11) have been seted up in the center department of central disk (1), a plurality of countersunk groove (12) that supply the embedding of wheel nut, its characterized in that are seted up to week side of central disk (1): every all be provided with linking arm (5) on support arm (21), one of linking arm (5) is served and is provided with arc protection shield (51) of laminating on rim (4) outer wall, and is a plurality of the ring central point that forms after arc protection shield (51) on linking arm (5) splice each other coincides with rim (4) central point, be provided with between linking arm (5) and support arm (21) and be used for connecting piece (6) on support arm (21) can be dismantled with linking arm (5).

2. A high accuracy unitary aluminum alloy hub as set forth in claim 1 wherein: the connecting piece (6) comprises a through hole (61) formed in the supporting arm (21), an internal thread sleeve (62) which is arranged at one end of the connecting arm (5) far away from the arc-shaped protection plate (51) and used for being embedded into the through hole (61), a thread shaft (63) in threaded connection with the internal thread sleeve (62), and a gland (64) which is arranged at one end of the thread shaft (63) far away from the internal thread sleeve (62) and used for abutting against the supporting arm (21).

3. A high accuracy unitary aluminum alloy hub as set forth in claim 2 wherein: and a cross-shaped handle (641) is arranged on the end surface of one end, far away from the threaded shaft (63), of the gland (64).

4. A high accuracy unitary aluminum alloy hub as set forth in claim 1 wherein: a long groove (211) is formed between the supporting arm (21) and the central disc (1), and the countersunk head groove (12) is located in one end of the long groove (211).

5. A high accuracy unitary aluminum alloy hub as set forth in claim 4 wherein: the center plate (1) is rotatably connected with a decoration cover (7) used for covering the center hole (11), and a covering plate (71) is arranged on the periphery of the decoration cover (7) and at a position corresponding to the countersunk head groove (12).

6. A high accuracy unitary aluminum alloy hub as set forth in claim 5 wherein: center department of dress trim cover (7) is provided with plastic connecting sleeve (8) of embedding in centre bore (11), a plurality of deformation gaps (81) have been seted up to the week side of plastic connecting sleeve (8), week side that dress trim cover (7) one end was kept away from in plastic connecting sleeve (8) is provided with and supports arc rubber ring (82) tight on centre bore (11) inner wall, set up spacing annular (111) that supply arc rubber ring (82) embedding on centre bore (11) inner wall.

7. A high accuracy unitary aluminum alloy hub as set forth in claim 1 wherein: the arc-shaped protection plate (51) is made of high-manganese wear-resistant steel materials.