Low-noise automobile hub
By setting up a card slot, a low-windrance noise reduction plate and a noise reduction slot in the car wheel hub, combined with a noise reduction box and a noise reduction ring, the problem of high noise when the existing car wheel hub rotates at high speed is solved, and a significant noise reduction effect is achieved .
Patent Information
- Application Number
- CN202420993332.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-09
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-05-09
AI Technical Summary
Existing car wheel hubs produce greater noise when rotating at high speed, and lack noise reduction and noise absorption functions, resulting in greater noise noise when driving.
A low-noise car wheel hub is designed. By setting a card connection slot on the surface of the support rod and using a card connection strip to fix the low-wind resistance noise reduction plate, combining the noise reduction box and the noise reduction slot can reduce the wind resistance and absorb or reflect noise sound waves. Consumption of noise energy to achieve noise reduction effect.
It significantly improves the noise reduction effect during the wheel hub operation, reduces noise, and has the advantage of low noise. Through the design of multi-layer noise reduction slots and noise reduction rings, the energy of noise waves is effectively consumed and the noise level is reduced.
Smart Images
Figure CN222136338U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of automobile hubs, in particular to a low-noise automobile hub. Background Art
[0002] Car wheels are an indispensable product in cars and play a vital role. With the development of science and technology, more and more manufacturers have innovated the wheels, which has led to rapid development in the manufacturing and production of wheels.
[0003] Existing automobile wheels will generate loud noise when rotating at high speed, and the wheel itself does not have the function of noise reduction and attraction, which makes the car noisy when driving. Therefore, it is necessary to design and modify low-noise automobile wheels to effectively prevent the phenomenon of loud noise. Utility Model Content
[0004] In order to solve the problems raised in the above background technology, the purpose of the utility model is to provide a low-noise automobile wheel hub, which has the advantage of low noise and solves the problem that the existing automobile wheel hub will generate loud noise when rotating at high speed, and the wheel hub itself does not have the noise reduction and attraction function, resulting in loud noise when the car is driving.
[0005] The utility model provides the following technical solutions: a low-noise automobile wheel hub, comprising an automobile wheel hub outer ring, an automobile wheel hub middle disk body is arranged inside the automobile wheel hub outer ring, a support rod is fixedly connected to the inner wall of the automobile wheel hub outer ring, the support rod is fixedly connected to the automobile wheel hub middle disk body, a groove is arranged on the front side of the automobile wheel hub middle disk body, a fastening bolt is movably connected to the back side of the inner wall of the groove, the number of the fastening bolts is several, a docking groove is arranged on the back side of the automobile wheel hub middle disk body, a clamping groove is arranged on the front side of the support rod, the number of the clamping grooves is two, a clamping strip is movably connected inside the clamping groove, a low-wind resistance noise reduction plate of the automobile wheel hub is fixedly connected to the front side of the clamping strip, the number of the low-wind resistance noise reduction plates of the automobile wheel hub is five, a noise reduction box is fixedly connected to the surface of the support rod, and a first Noise reduction groove, the number of the first noise reduction grooves is five, the inner wall of the first noise reduction groove is provided with a second noise reduction groove, the number of the second noise reduction grooves is several, the volume of the first noise reduction groove is greater than the volume of the second noise reduction groove, the shape of the first noise reduction groove and the second noise reduction groove is a cylinder, the support rod and the noise reduction box are fixedly connected by an adhesive, the outer ring of the automobile wheel hub and the support rod are welded, the support rod and the automobile wheel hub middle disk are welded, the interior of the automobile wheel hub middle disk is provided with an automobile bearing, and the interior of the automobile bearing is provided with lubricating oil, and the interior of the automobile bearing is provided with a sealing shaft cover, and the number of the sealing shaft covers is two, and the sealing shaft cover is made of stainless steel, the surface of the fastening bolt is sprayed with anti-rust paint, and the surfaces of the automobile wheel hub middle disk, the support rod and the outer ring of the automobile wheel hub are all sprayed with anti-rust coating.
[0006] The beneficial effects of the utility model are as follows: the utility model sets a snap-in groove on the surface of the support rod, and then fixes the low wind resistance noise reduction plate of the automobile wheel hub through the snap-in strip, thereby reducing the wind resistance of the wheel hub when it is running, thereby greatly improving the noise reduction effect of the device, and through the noise reduction box and the noise reduction ring, the noise sound waves generated when the device moves are reflected or absorbed, thereby consuming the energy of the noise sound waves, thereby achieving the purpose of noise reduction, and the device has the advantage of low noise. The utility model sets the third noise reduction groove, and the noise enters the third noise reduction groove. The noise sound waves are reflected by the inner wall of the third noise reduction groove, consuming the energy of the noise sound waves, thereby achieving the purpose of noise reduction. BRIEF DESCRIPTION OF THE DRAWINGS
[0007] Figure 1 It is a schematic diagram of the structure of the utility model.
[0008] Figure 2 This is a schematic diagram of the support rod structure of the utility model.
[0009] Figure 3 It is a schematic diagram of the back side of the low wind resistance noise reduction plate structure of the automobile wheel hub of the utility model.
[0010] Figure 4 For this utility model Figure 1 A schematic diagram of the enlarged structure in the middle.
[0011] Figure 5 For this utility model Figure 2 Enlarged schematic diagram of the structure at point B in the middle.
[0012] Figure 6 It is a schematic cross-sectional view of the noise reduction box structure of the utility model. DETAILED DESCRIPTION
[0013] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.
[0014] like Figures 1 to 6 As shown, the low-noise automobile wheel hub of this embodiment includes an automobile wheel hub outer ring 1, an automobile wheel hub middle disk body 2 is arranged inside the automobile wheel hub outer ring 1, a support rod 5 is fixedly connected to the inner wall of the automobile wheel hub outer ring 1, the support rod 5 is fixedly connected to the automobile wheel hub middle disk body 2, a groove 3 is arranged on the front side of the automobile wheel hub middle disk body 2, a fastening bolt 4 is movably connected to the back side of the inner wall of the groove 3, and the number of the fastening bolts 4 is several, a docking groove is arranged on the back side of the automobile wheel hub middle disk body 2, a clamping groove 6 is arranged on the front side of the support rod 5, and the number of the clamping grooves 6 is two, a clamping strip 7 is movably connected inside the clamping groove 6, and a low wind resistance noise reduction plate 8 of the automobile wheel hub is fixedly connected to the front side of the clamping strip 7, and the number of the low wind resistance noise reduction plates 8 of the automobile wheel hub is five, a noise reduction box 9 is fixedly connected to the surface of the support rod 5, and a first noise reduction groove 10 is arranged on the back side of the noise reduction box 9. There are five grooves 10, and the inner wall of the first noise reduction groove 10 is provided with a second noise reduction groove 11. The number of the second noise reduction grooves 11 is several, and the volume of the first noise reduction groove 10 is greater than the volume of the second noise reduction groove 11. The first noise reduction groove 10 and the second noise reduction groove 11 are in the shape of a cylinder. The support rod 5 and the noise reduction box 9 are fixedly connected by an adhesive, and the outer ring 1 of the automobile wheel hub and the support rod 5 are welded, and the support rod 5 and the automobile wheel hub middle disc body 2 are welded. An automobile bearing is arranged inside the automobile wheel hub middle disc body 2, and lubricating oil is arranged inside the automobile bearing, and a sealing shaft cover is arranged inside the automobile bearing, and the number of the sealing shaft covers is two, and the sealing shaft cover is made of stainless steel, and the surface of the fastening bolt 4 is sprayed with anti-rust paint, and the surfaces of the automobile wheel hub middle disc body 2, the support rod 5 and the automobile wheel hub outer ring 1 are all sprayed with anti-rust coating.
[0015] refer to Figure 1 , Figure 2 and Figure 4 The inner wall of the groove 3 is provided with a third noise reduction groove 13, the number of the third noise reduction grooves 13 is several, and the shape of the third noise reduction grooves 13 is a cube.
[0016] In this embodiment, by providing the third noise reduction groove 13, noise enters the third noise reduction groove 13, and the noise sound waves are reflected by the inner wall of the third noise reduction groove 13, consuming the energy of the noise sound waves, thereby achieving the purpose of noise reduction.
[0017] refer to Figure 2 and Figure 5 The inner wall of the outer ring 1 of the automobile wheel hub is fixedly connected with a noise reduction ring 12, the noise reduction ring 12 is cut from a graphene aerogel ring, and the noise reduction ring 12 and the outer ring 1 of the automobile wheel hub are bonded by an adhesive.
[0018] In this embodiment, a noise reduction ring 12 is provided, and a large number of small holes are distributed on the surface of the noise reduction ring 12 which is cut from a graphene aerogel ring. These small holes can absorb noise sound waves, thereby playing a role in noise reduction.
[0019] refer to Figure 1 , Figure 3 and Figure 4 The automobile wheel hub low wind resistance noise reduction plate 8 is made of plastic material, the automobile wheel hub low wind resistance noise reduction plate 8 is integrally formed of plastic, the surface of the automobile wheel hub low wind resistance noise reduction plate 8 is smooth, the front of the automobile wheel hub low wind resistance noise reduction plate 8 is sprayed with a decorative coating, and the automobile wheel hub low wind resistance noise reduction plate 8 is fixedly connected to the clamping strip 7 by an adhesive.
[0020] In this embodiment, the automobile wheel hub low wind resistance noise reduction plate 8 made of plastic material has the advantages of high hardness, light weight and corrosion resistance.
[0021] refer to Figure 3 The surface of the clamping strip 7 is provided with anti-slip grooves.
[0022] In this embodiment, the anti-slip grooves are provided to increase the friction between the clamping strip 7 and the clamping groove 6, thereby improving the stability of the device for fixing the clamping strip 7.
[0023] refer to Figure 2 , Figure 5 and Figure 6 , the noise reduction box 9 is made of glass fiber material.
[0024] In this embodiment, the noise reduction box 9 made of glass fiber material has the advantages of high hardness and good noise reduction effect.
[0025] The utility model arranges a snap-in groove 6 on the surface of a support rod 5, and then fixes a low wind resistance noise reduction plate 8 of an automobile wheel hub through a snap-in strip 7, thereby reducing the wind resistance of the wheel hub during operation, thereby greatly improving the noise reduction effect of the device, and through a noise reduction box 9 and a noise reduction ring 12, the noise sound waves generated during the movement of the device are reflected or absorbed, thereby consuming the energy of the noise sound waves, thereby achieving the purpose of noise reduction.
Claims
1. A low-noise automobile wheel hub, comprising an automobile wheel hub outer ring (1), characterized in that: An automobile wheel hub middle disk body (2) is arranged inside the automobile wheel hub outer ring (1), a support rod (5) is fixedly connected to the inner wall of the automobile wheel hub outer ring (1), the support rod (5) is fixedly connected to the automobile wheel hub middle disk body (2), a groove (3) is arranged on the front side of the automobile wheel hub middle disk body (2), a fastening bolt (4) is movably connected to the back side of the inner wall of the groove (3), the number of the fastening bolts (4) is several, a docking groove is arranged on the back side of the automobile wheel hub middle disk body (2), a clamping groove (6) is arranged on the front side of the support rod (5), the number of the clamping grooves (6) is two, a clamping strip (7) is movably connected inside the clamping groove (6), the front side of the clamping strip (7) is fixedly connected to an automobile wheel hub low wind resistance noise reduction plate (8), the number of the automobile wheel hub low wind resistance noise reduction plates (8) is five, the surface of the support rod (5) is fixedly A noise reduction box (9) is fixedly connected, a first noise reduction groove (10) is provided on the back of the noise reduction box (9), the number of the first noise reduction grooves (10) is five, the inner wall of the first noise reduction groove (10) is provided with a second noise reduction groove (11), the number of the second noise reduction grooves (11) is several, the volume of the first noise reduction groove (10) is greater than the volume of the second noise reduction groove (11), the first noise reduction groove (10) and the second noise reduction groove (11) are cylindrical in shape, the support rod (5) and the noise reduction box (9) are fixedly connected by an adhesive, the outer ring (1) of the automobile wheel hub and the support rod (5) are welded, the support rod (5) and the automobile wheel hub middle disk body (2) are welded, the automobile wheel hub middle disk body (2) is provided with an automobile bearing inside, the automobile bearing is provided with lubricating oil inside, and the automobile bearing is provided with a sealing shaft cover inside.
2. A low-noise automobile wheel hub according to claim 1, characterized in that: The inner wall of the groove (3) is provided with a third noise reduction groove (13), the number of the third noise reduction grooves (13) is a plurality, and the shape of the third noise reduction grooves (13) is a cube.
3. A low noise automobile wheel hub according to claim 2, characterized in that: A noise reduction ring (12) is fixedly connected to the inner wall of the automobile wheel hub outer ring (1); the noise reduction ring (12) is cut from a graphene aerogel ring; and the noise reduction ring (12) and the automobile wheel hub outer ring (1) are bonded together by an adhesive.
4. A low noise automobile wheel hub according to claim 3, characterized in that: The automobile wheel hub low wind resistance noise reduction plate (8) is integrally formed of plastic, the surface of the automobile wheel hub low wind resistance noise reduction plate (8) is smooth, the front surface of the automobile wheel hub low wind resistance noise reduction plate (8) is sprayed with a decorative coating, and the automobile wheel hub low wind resistance noise reduction plate (8) is fixedly connected to the clamping strip (7) by an adhesive.
5. A low noise automobile wheel hub according to claim 4 or 1, characterized in that: The surface of the clamping strip (7) is provided with anti-slip grooves.