CN217145518U

CN217145518U - High-strength nodular cast iron automobile hub

Info

Publication number: CN217145518U
Application number: CN202220952803.7U
Authority: CN
Inventors: 马颖; 邢纪彩; 张永安; 乔英辉; 赵红; 刘淑梅; 李传霞; 李传武; 韩峰; 尹天剑; 李传义; 黄宝恒; 王兆琴; 魏功宾
Original assignee: Shandong Hongma Engineering Machinery Co ltd
Current assignee: Shandong Hongma Engineering Machinery Co ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-08-09
Anticipated expiration: 2032-04-24

Abstract

The utility model belongs to the technical field of automobile wheel hubs, in particular to a high-strength nodular cast iron automobile wheel hub, which aims at the problem of poor protection effect of the existing wheel hub in daily use, the following scheme is proposed, which comprises a wheel rim, wherein the inner side wall of the wheel rim is fixed with a spoke, one side of the spoke is provided with a central hole, and the outer side wall of one side of the wheel rim is provided with a ring-shaped groove; the utility model discloses in install between protective cover and rim and the spoke through fixed subassembly, make this protective cover can protect the spoke, avoid it to receive the collision or cut the rubbing and damage to the piece, and the protective cover is convenient for change, the maintenance cost is lower, the apron can cooperate the stopper to consolidate the support to the rim at tire pivoted in-process still, the support intensity of rim has been improved, the homogeneity of tire moment of torsion transmission when rotating has also been improved simultaneously, the protection piece of protective cover one side can be used as the bearing end cover and use, then further strengthen the protection to bearing frame and automobile drive axle.

Description

High-strength nodular cast iron automobile hub

Technical Field

The utility model relates to an automobile wheel hub technical field especially relates to a high strength nodular cast iron automobile wheel hub.

Background

The automobile hub is one device for protecting the rim and spoke of automobile wheel and features that it has one pair of circular cover plates with central hole greater than the rotation axis of the wheel and opening near the edge of the cover plate, and the rim plate has ring wheel plate with curved surface capable of fitting closely to the curved surface of the rim. According to the structure of the spoke, the wheel is divided into a spoke plate type and a spoke type, and the currently mainstream household saloon car adopts the spoke plate type spoke structure.

The existing partial automobile hub is generally made of high-strength nodular cast iron and has better hardness and supporting force, but the existing automobile hub is of an integral structure, the probability that a vehicle scratches when parked is higher, the wheel hub scratches not only to affect the appearance, but also to cause danger, the repair and replacement cost is high, when the vehicle scratches seriously, the four-wheel balance is seriously affected, even a braking system is affected, and the danger is easily caused to cause traffic accidents.

Therefore, a high-strength ductile cast iron automobile hub is needed for solving the problem that the existing hub is poor in protection effect in daily use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of high strength nodular cast iron automobile wheel hub has solved the relatively poor problem of protective effect of current wheel hub when daily use.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high strength nodular cast iron automobile wheel hub, includes the rim, the inside wall of rim is fixed with the spoke, the centre bore has been seted up to one side of spoke, the ring channel has been seted up to one side lateral wall of rim, the inside of ring channel is pegged graft there is the protective cover, one side lateral wall of protective cover is fixed with a plurality of stoppers that are the annular and distribute, a plurality of spacing grooves have been seted up to one side lateral wall of ring channel, the stopper with the spacing groove cooperatees, the protective cover is close to one side lateral wall of rim is fixed with the protection piece, the protective cover with be provided with fixed subassembly between the rim.

Preferably, fixed subassembly includes a plurality of setups logical groove on the protective cover, a side lateral wall that leads to the groove is fixed with the connecting seat, the locating hole has been seted up to one side of connecting seat, the inside wall of rim is fixed with a plurality of fixing bases that are the annular and distribute, a side lateral wall of fixing base is fixed with the bolt, a screw thread section of thick bamboo is worn to be equipped with in the inside of locating hole, a screw thread section of thick bamboo with threaded connection between the bolt, the one end of a screw thread section of thick bamboo is fixed with hexagonal piece, the spring has been cup jointed to the lateral wall of bolt, the one end of spring with the fixing base is fixed, the other end of spring is fixed with annular gasket.

Preferably, the protection block is cylindrical, the size of the protection block is matched with that of the central hole, and the protection block is mutually inserted into the central hole.

Preferably, the annular gasket is sleeved on the bolt, and the side wall of one side of the annular gasket is tightly attached to one end of the threaded cylinder.

Preferably, the limiting blocks and the limiting grooves are both arranged in a cylindrical shape, and the limiting blocks are mutually inserted into the corresponding limiting grooves.

Preferably, the protective cover is disc-shaped, and the cross section of the protective cover is matched with the spoke in size.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in install between protective cover and rim and the spoke through fixed subassembly, make this protective cover can protect the spoke, avoid it to receive the collision or cut the rubbing and damage to the piece, and the protective cover is convenient for change, the maintenance cost is lower, the apron still can cooperate the stopper to consolidate the support to the rim at tire pivoted in-process, the support intensity of rim has been improved, the homogeneity of tire moment of torsion transmission when rotating has also been improved simultaneously, the protection piece of protective cover one side can be used as the bearing end cover and use, then further strengthen the protection to bearing frame and automobile drive axle, the protective effect is improved.

2. The utility model discloses in be cylindric through setting up spacing post and can make it atress more even when the motion, be difficult for taking place to warp, have better stability, also be convenient for simultaneously follow-up installation and dismantlement to the protective cover, a screw thread section of thick bamboo contacts with annular gasket in the installation to the extrusion spring can reach fastening effect, supports the screw thread section of thick bamboo through spring and annular gasket and can reduce the not hard up risk of a screw thread section of thick bamboo, has better stability and security.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a high-strength ductile iron automobile hub provided by the utility model;

fig. 2 is an exploded view of the structure of a high-strength ductile cast iron automobile hub provided by the utility model;

fig. 3 is a schematic structural view of a rim of the high-strength ductile cast iron automobile hub provided by the utility model;

fig. 4 is a schematic structural view of a protective cover of a high-strength ductile cast iron automobile hub, which is provided by the utility model;

fig. 5 is the utility model provides a fixed subassembly schematic structure of high strength nodular cast iron automobile wheel hub.

In the figure: 1. a rim; 2. a spoke; 3. a central bore; 4. an annular groove; 5. a protective cover; 6. a limiting block; 7. a limiting groove; 8. a protection block; 9. a fixing assembly; 91. a through groove; 92. a connecting seat; 93. positioning holes; 94. a fixed seat; 95. a bolt; 96. a threaded barrel; 97. a hexagonal prism block; 98. a spring; 99. an annular gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, a high-strength nodular cast iron automobile hub comprises a rim 1, wherein a spoke 2 is fixed on the inner side wall of the rim 1, a central hole 3 is formed in one side of the spoke 2, an annular groove 4 is formed in the outer side wall of one side of the rim 1, a protective cover 5 is inserted into the annular groove 4, a plurality of limiting blocks 6 distributed in an annular mode are fixed on the side wall of one side of the protective cover 5, a plurality of limiting grooves 7 are formed in the side wall of one side of the annular groove 4, the limiting blocks 6 are matched with the limiting grooves 7, a protective block 8 is fixed on the side wall, close to the rim 1, of the protective cover 5, and a fixing component 9 is arranged between the protective cover 5 and the rim 1; install between protective cover 5 and rim 1 and spoke 2 through fixed subassembly 9, make this protective cover 5 can protect spoke 2, avoid it to receive the collision or cut the piece of chinese clothing and damage, and protective cover 5 is convenient for change, the maintenance cost is lower, the apron still can cooperate stopper 6 to consolidate support to rim 1 at the pivoted in-process of tire, the support intensity of rim 1 has been improved, the homogeneity of the moment of torsion transmission of tire when rotating has also been improved simultaneously, protective block 8 of protective cover 5 one side can be used as the bearing end cover and use, then further strengthen the protection to bearing frame and automobile drive axle, the protective effect has been improved.

The fixing assembly 9 comprises a plurality of through grooves 91 formed in the protective cover 5, a connecting seat 92 is fixed on one side wall of each through groove 91, a positioning hole 93 is formed in one side of each connecting seat 92, a plurality of fixing seats 94 distributed in an annular mode are fixed on the inner side wall of the rim 1, a bolt 95 is fixed on one side wall of each fixing seat 94, a threaded cylinder 96 penetrates through the positioning hole 93, the threaded cylinder 96 is in threaded connection with the bolt 95, a hexagonal block 97 is fixed at one end of the threaded cylinder 96, a spring 98 is sleeved on the outer side wall of the bolt 95, one end of the spring 98 is fixed with the fixing seat 94, and an annular gasket 99 is fixed at the other end of the spring 98; the threaded cylinder 96 contacts with the annular gasket 99 in the installation process, the spring 98 is extruded, the fastening effect can be achieved, the threaded cylinder 96 is supported through the spring 98 and the annular gasket 99, the risk that the threaded cylinder 96 is loosened can be reduced, and the threaded cylinder has good stability and safety.

The protection piece 8 is cylindricly, and the size of protection piece 8 and the big or small looks adaptation of centre bore 3, protection piece 8 and centre bore 3 peg graft each other, and annular gasket 99 cup joints on bolt 95, and one side lateral wall of annular gasket 99 closely laminates with the one end of a screw thread section of thick bamboo 96.

Stopper 6 and spacing groove 7 all set to cylindricly, stopper 6 pegs graft mutually with the spacing groove 7 that corresponds, and protective cover 5 is discoid, the cross section size of protective cover 5 and the big or small looks adaptation of spoke 2.

The working principle is as follows: when the wheel hub is installed, the central hole 3 formed in the spoke 2 is used for installing a bearing and a driving shaft of a vehicle body, meanwhile, after the wheel hub is installed on a vehicle, a protective cover 5 can be spliced with the annular groove 4 on one side of the wheel rim 1, a protective block 8 is inserted into the excessive vacant position of the central hole 3 in the splicing process and can be used as a bearing end cover to further strengthen protection of a bearing seat and a vehicle driving shaft, when the protective cover 5 is installed, a plurality of limiting columns are inserted into corresponding limiting grooves 7, a connecting seat 92 corresponds to the limiting seat, after a cover plate is assembled, a thread cylinder 96 is inserted into a corresponding positioning hole 93 and is in threaded connection with a corresponding bolt 95, the thread cylinder 96 is in contact with an annular gasket 99 in the installation process and extrudes a spring 98, so that the fastening effect is achieved, the risk that the thread cylinder 96 is loosened can be reduced by supporting the thread cylinder 96 through the spring 98 and the annular gasket 99, have better stability, thread cylinder 96 is cup jointed on hexagonal piece 97 through the hexagonal spanner after being connected with bolt 95 and is fastened thread cylinder 96, accomplish the installation between protective cover 5 and this wheel hub then, this wheel hub protects spoke 2 through protective cover 5 in the use, avoid it to receive the collision or cut and rub and damage, and protective cover 5 is convenient for change, the maintenance cost is lower, the apron still can cooperate stopper 6 to consolidate support rim 1 at the pivoted in-process of tire, the support strength of rim 1 has been improved, the homogeneity of the moment of torsion transmission of tire when rotating has also been improved simultaneously.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a high strength nodular cast iron automobile wheel hub, includes rim (1), the inside wall of rim (1) is fixed with spoke (2), centre bore (3) have been seted up to one side of spoke (2), its characterized in that, ring channel (4) have been seted up to one side lateral wall of rim (1), it has protective cover (5) to peg graft in the inside of ring channel (4), one side lateral wall of protective cover (5) is fixed with a plurality of stopper (6) that are the annular and distribute, a plurality of spacing grooves (7) have been seted up to one side lateral wall of ring channel (4), stopper (6) with spacing groove (7) cooperate, protective cover (5) are close to one side lateral wall of rim (1) is fixed with protection piece (8), protective cover (5) with be provided with fixed subassembly (9) between rim (1).

2. The high-strength ductile iron automobile hub according to claim 1, wherein the fixing assembly (9) comprises a plurality of through grooves (91) formed in the protective cover (5), a connecting seat (92) is fixed to a side wall of one side of each through groove (91), a positioning hole (93) is formed in one side of each connecting seat (92), a plurality of fixing seats (94) distributed in an annular shape are fixed to an inner side wall of the rim (1), a bolt (95) is fixed to a side wall of one side of each fixing seat (94), a threaded cylinder (96) is arranged inside each positioning hole (93) in a penetrating manner, the threaded cylinder (96) is in threaded connection with the bolt (95), a hexagonal block (97) is fixed to one end of the threaded cylinder (96), a spring (98) is sleeved on an outer side wall of the bolt (95), and one end of the spring (98) is fixed to the fixing seat (94), and the other end of the spring (98) is fixed with an annular gasket (99).

3. The high-strength ductile iron automobile hub according to claim 1, wherein the protection block (8) is cylindrical, the size of the protection block (8) is matched with the size of the central hole (3), and the protection block (8) and the central hole (3) are mutually inserted.

4. The high-strength ductile iron automobile hub according to claim 2, wherein the annular gasket (99) is sleeved on the bolt (95), and a side wall of one side of the annular gasket (99) is tightly attached to one end of the threaded cylinder (96).

5. The high-strength ductile cast iron automobile hub according to claim 1, wherein the limiting block (6) and the limiting groove (7) are both arranged in a cylindrical shape, and the limiting block (6) is mutually inserted into the corresponding limiting groove (7).

6. The high-strength ductile iron automobile hub according to claim 1, wherein the protective cover (5) is disc-shaped, and the cross-sectional size of the protective cover (5) is adapted to the size of the spoke (2).