Three-piece welded hub

Abstract

The utility model provides a three-piece welding type hub, which belongs to the technical field of automobile hubs and comprises a spoke and a reinforcing heat dissipation assembly, the reinforcing heat dissipation assembly comprises a plurality of reinforcing rods arranged in the middle of the spoke, a plurality of reinforcing holes are formed in the outer wall of the middle of the spoke, first inclined air ports are formed in the reinforcing rods, and the first inclined air ports are communicated with the reinforcing holes. A plurality of first inclined air openings are formed in the edge of the outer wall of the spoke, a plurality of second inclined air openings are formed in the edge of the middle of the spoke, a first rim is welded to one end of the outer wall of the spoke, and a second rim is welded to the other end of the outer wall of the spoke. By means of the welding process, tight connection of all parts of the hub can be guaranteed, the strength and stability of the overall structure are improved, a welding connector can bear large loads and impact under reasonable design and process control, and therefore the reliability of the hub under the complex working condition is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile wheel hubs, and in particular relates to a three-piece welded wheel hub. Background Art

[0002] The wheel hub is a component used by a vehicle to connect the tire and the axle. The current wheel hub can be divided into three types based on the manufacturing process: integral casting, integral forging and composite. After searching, the application number "CN201621365271.8" discloses "a three-piece wheel hub", which records that "after the wheel hub is fixed by bolts and nuts, the spring is compressed by the bolts and nuts to prevent the nut from loosening during driving. A shock-absorbing sleeve is arranged between the through holes, which can limit the position of the front pressure plate, the front plate of the rim, the middle plate of the spoke, the rear plate of the rim, and the rear pressure plate to prevent dislocation. During driving, the spring can also reduce the vibration of the wheel hub and the bolts to prevent the bolts from breaking". After the wheel hub is fixed by bolts and nuts, the spring is compressed by the bolts and nuts to prevent the nut from loosening during driving. It can indeed limit the position of the front pressure plate, the front plate of the rim, the middle plate of the spoke, the rear plate of the rim, and the rear pressure plate to prevent dislocation. During driving, the spring can also reduce the vibration of the wheel hub and the bolts to prevent the bolts from breaking. However, the above comparative documents still have the following problems in actual use:

[0003] In actual use, the assembly type may be unstable, lack flexibility in production, and have poor heat dissipation.

[0004] Based on this, it is extremely practical to provide a wheel hub that is more stable, has higher flexibility during production, and has good heat dissipation performance. Utility Model Content

[0005] The utility model aims to provide a three-piece welded wheel hub, aiming to solve the above technical problems.

[0006] An embodiment of the utility model provides a three-piece welded wheel hub, comprising a spoke and a reinforced heat dissipation component.

[0007] Wherein, a connection hole is opened in the middle of the spoke;

[0008] The reinforced heat dissipation assembly includes a plurality of reinforcement rods arranged in the middle of the spoke, a plurality of reinforcement holes are opened on the middle outer wall of the spoke, a first oblique air outlet is opened inside each of the reinforcement rods, a plurality of second oblique air outlets are opened at the middle edge of the spoke, a first rim is welded at one end of the outer wall of the spoke, and a second rim is welded at the other end of the outer wall of the spoke.

[0009] In an embodiment of the utility model, a first sealing ring is provided at the middle of the outer wall of the first rim and the second rim.

[0010] In an implementation manner of the utility model, second sealing rings are provided at both ends of the spokes, and outer walls of the two second sealing rings are fixedly connected to the first rim and the second rim respectively.

[0011] In one embodiment of the utility model, the first rim and the second rim are both made of aluminum alloy.

[0012] In one embodiment of the present invention, the spokes are made of magnesium alloy.

[0013] In one embodiment of the present invention, the first sealing ring and the second sealing ring are both made of EPDM rubber.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1) The spokes are provided to facilitate welding with the first rim and the second rim. The welding process can ensure the close connection between the components of the hub, improve the strength and stability of the overall structure, and the welded joint can withstand greater loads and impacts under reasonable design and process control, thereby ensuring the reliability of the hub under complex working conditions;

[0016] 2) The welding process is relatively flexible, and the welding parameters and process flow can be adjusted according to specific needs to adapt to the production of wheels of different materials and sizes. This flexibility makes the three-piece welded wheel hub have certain advantages in customized production. The welded wheel hub is suitable for welding a variety of materials and alloys, which allows manufacturers to choose the right material to manufacture the wheel hub according to specific needs, and the three-piece welded design makes the wheel production more flexible;

[0017] 3) The first oblique air vent and the second oblique air vent are provided, so that wind can pass through the first oblique air vent and the second oblique air vent quickly during use, and then the wind is cooled, thereby improving the heat dissipation type and achieving the purpose of strengthening the heat dissipation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the exploded structure of the utility model;

[0021] Figure 3 It is a schematic diagram of the plane design structure of the utility model.

[0022] In the figure: 100, spoke; 200, reinforced heat dissipation assembly; 210, reinforcement rod; 220, reinforcement hole; 230, first oblique air outlet; 240, second oblique air outlet; 250, first rim; 260, second rim; 300, first sealing ring; 400, second sealing ring. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example

[0025] See also Figure 1-3 , a three-piece welded wheel hub, including a spoke 100 and a reinforced heat dissipation component 200.

[0026] For details, please refer to Figure 1 A connecting hole is provided in the middle of the spoke 100.

[0027] See also Figure 1-2 The reinforced heat dissipation assembly 200 includes a plurality of reinforcement rods 210 arranged in the middle of the spoke 100, a plurality of reinforcement holes 220 are opened on the middle outer wall of the spoke 100, a first oblique air outlet 230 is opened inside the plurality of reinforcement rods 210, a plurality of second oblique air outlets 240 are opened at the middle edge of the spoke 100, a first rim 250 is welded at one end of the outer wall of the spoke 100, and a second rim 260 is welded at the other end of the outer wall of the spoke 100.

[0028] In a specific embodiment, the spoke 100 is provided to facilitate welding with the first rim 250 and the second rim 260. The welding process can ensure the close connection between the components of the hub, improve the strength and stability of the overall structure, and the welded joint can withstand large loads and impacts under reasonable design and process control, ensuring the reliability of the hub under complex working conditions. The welding process is relatively flexible, and the welding parameters and process flow can be adjusted according to specific needs to adapt to the production of hubs of different materials and sizes. This flexibility makes the three-piece welded hub have certain advantages in customized production. The welded hub is suitable for welding of a variety of materials and alloys, which allows manufacturers to choose suitable materials to manufacture the hub according to specific needs, and the three-piece welded design not only makes the wheel production more flexible, but also reduces the development of product molds. The cost of forged products is relatively high, mainly due to the relatively high investment in production equipment and mold costs. The three-piece structure provides manufacturers with greater flexibility. The same set of forged spokes can be used with various sizes of J values ​​to meet customer needs, and is particularly suitable for small-batch flexible production. The first oblique air vents 230 and the second oblique air vents 240 are provided, so that wind can pass through quickly during use and then dissipate the heat, thereby improving the heat dissipation type and achieving the purpose of strengthening the heat dissipation.

[0029] See also Figure 2 A first sealing ring 300 is provided at the middle of the outer wall of the first rim 250 and the second rim 260 .

[0030] In a specific embodiment, the first sealing ring 300 is provided to facilitate the use of the first sealing ring 300 during use, thereby effectively preventing pollutants such as dust, dirt, and moisture from entering the interior of the wheel hub, thereby preventing these pollutants from damaging the wheel hub bearing, lubricating oil, etc.

[0031] See also Figure 2 A second sealing ring 400 is disposed at both ends of the spoke 100 , and outer walls of the two second sealing rings 400 are fixedly connected to the first rim 250 and the second rim 260 , respectively.

[0032] In a specific embodiment, the second sealing ring 400 is provided to facilitate sealing of the welding joint during use, thereby protecting the welding joint, improving stability during use, and increasing safety.

[0033] See also Figure 2 , the first rim 250 and the second rim 260 are both made of aluminum alloy.

[0034] In a specific embodiment, by providing an aluminum alloy, it is convenient to use the first rim 250 and the second rim 260. Compared with other metal materials, the aluminum alloy is relatively light but has higher strength, so the first rim 250 and the second rim 260 are more stable when in use.

[0035] See also Figure 1 , the spoke 100 is made of magnesium alloy.

[0036] In a specific embodiment, by providing a magnesium alloy, it is convenient to use the magnesium alloy because its density is 1 / 3 lighter than that of aluminum, and its specific strength (ratio of tensile strength to density) is higher than that of aluminum alloy, so it can effectively perform a supporting function and is strong and durable.

[0037] See also Figure 2 The first sealing ring 300 and the second sealing ring 400 are both made of EPDM rubber.

[0038] In a specific embodiment, by providing EPDM rubber, it is convenient to use the first sealing ring 300 and the second sealing ring 400. The EPDM rubber has good aging resistance, acid and alkali resistance, water resistance, and is suitable for a variety of environmental functions, so that the first sealing ring 300 and the second sealing ring 400 can be used more stably.

[0039] When in use, the spokes 100 are firstly provided to facilitate welding with the first rim 250 and the second rim 260. The welding process can ensure the close connection between the components of the hub, improve the strength and stability of the overall structure, and the welded joint can withstand greater loads and impacts under reasonable design and process control, thereby ensuring the reliability of the hub under complex working conditions. The welding process is relatively flexible, and the welding parameters and process flow can be adjusted according to specific needs, and then the hub production of different materials and different sizes can be adapted. This flexibility makes the three-piece welded hub have certain advantages in customized production. The welded hub is suitable for the welding of a variety of materials and alloys, which allows manufacturers to choose suitable materials to manufacture the hub according to specific needs, and the three-piece welded design not only makes the wheel production more flexible, It can also reduce the development of product molds. The cost of forged products is relatively high, mainly due to the relatively high investment in production equipment and mold costs. The three-piece structure provides manufacturers with greater flexibility. The same set of forged spokes can be matched with various sizes of J values ​​to meet customer needs. It is particularly suitable for small-batch flexible production. The first oblique air vents 230 and the second oblique air vents 240 are provided, so that when in use, the first oblique air vents 230 and the second oblique air vents 240 can be used to allow wind to pass quickly, and then dissipate the heat, thereby improving the heat dissipation type and achieving the purpose of strengthening heat dissipation. Finally, the first sealing ring 300 is provided, so that when in use, the first sealing ring 300 is used, which can effectively prevent pollutants such as dust, dirt, and moisture from entering the inside of the hub, thereby preventing these pollutants from damaging the hub bearings, lubricating oil, etc.

[0040] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A three-piece welded wheel hub, characterized in that: include: A wheel spoke (100), wherein a connecting hole is provided in the middle of the wheel spoke (100); A reinforced heat dissipation component (200) includes a plurality of reinforcing rods (210) arranged in the middle of a spoke (100), a plurality of reinforcing holes (220) are provided on the middle outer wall of the spoke (100), a first oblique air outlet (230) is provided inside each of the plurality of reinforcing rods (210), a plurality of second oblique air outlets (240) are provided at the middle edge of the spoke (100), a first rim (250) is welded to one end of the outer wall of the spoke (100), and a second rim (260) is welded to the other end of the outer wall of the spoke (100).

2. A three-piece welded wheel hub according to claim 1, characterized in that: A first sealing ring (300) is provided at the middle of the outer wall of the first rim (250) and the second rim (260).

3. A three-piece welded wheel hub according to claim 2, characterized in that: Second sealing rings (400) are provided at both ends of the wheel spoke (100), and the outer walls of the two second sealing rings (400) are fixedly connected to the first wheel rim (250) and the second wheel rim (260) respectively.

4. The three-piece welded wheel hub according to claim 3, characterized in that: The first rim (250) and the second rim (260) are both made of aluminum alloy.

5. The three-piece welded wheel hub according to claim 3, characterized in that: The spoke (100) is made of magnesium alloy.

6. The three-piece welded wheel hub according to claim 2, characterized in that: The first sealing ring (300) and the second sealing ring (400) are both made of EPDM rubber.

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