CN109677203B

CN109677203B - Shock attenuation strenghthened type wheel hub

Info

Publication number: CN109677203B
Application number: CN201811650045.8A
Authority: CN
Inventors: 张彦彬
Original assignee: Hebei Bailong Auto Parts Co ltd
Current assignee: Hebei Bailong Auto Parts Co ltd
Priority date: 2018-12-31
Filing date: 2018-12-31
Publication date: 2021-01-19
Anticipated expiration: 2038-12-31
Also published as: CN109677203A

Abstract

The invention relates to the technical field of automobile hubs, in particular to a shock-absorbing reinforced hub. The middle of the outer side of a rim is provided with an installation groove, a damping device is arranged in the installation groove, when the air bag is inflated, the air bag acts on a support plate, a rotating disc cannot rotate under the action of a torsion spring, a sliding rod cannot stretch out, a top shell cannot generate pressure on the compression spring, the compression spring can be kept in a normal structure, when a tire is impacted, impact force can press the support plate to stretch out the sliding rod, the rotating disc is driven to rotate, part of impact force is converted into the elasticity of the torsion spring, and the top shell can generate pressure on the compression spring in the process; the partial impact that the tire received can turn into the elasticity of pressure spring, has solved traditional auto wheel and can receive sudden or continuous impact back, and the impact force can change the shape of rim or cause the spoke fracture, can influence people's trip safety's problem.

Description

Shock attenuation strenghthened type wheel hub

Technical Field

The invention relates to the technical field of automobile hubs, in particular to a shock-absorbing reinforced hub.

Background

The wheel is a rigid wheel that holds the inner rim of the tire, supports the tire, and bears the load in conjunction with the tire. The combined tire, rim, spoke and hub are also collectively referred to as a wheel. Nowadays, with the improvement of living standard, the number of automobiles in China rises straightly, and when the automobiles run, the automobiles often bump due to bad road conditions, so that people in the automobiles feel uncomfortable, and the automobiles bump seriously or even cause automobile accidents. When the automobile runs to a place with poor road conditions, the wheels can be suddenly or continuously impacted, the impact force can change the shape of the rim or cause the spoke to crack, and the travel safety of people can be influenced.

Disclosure of Invention

The invention aims to solve the technical problems and aims at the technical defects, and provides a shock-absorbing reinforced hub which adopts the structure that the middle part of the outer side of a rim is provided with a mounting groove, a shock-absorbing device is arranged in the mounting groove, when an air bag is inflated, the air bag acts on a support plate, a rotating disc cannot rotate under the action of a torsional spring, a sliding rod cannot extend out, a top shell cannot generate pressure on the pressure spring, the pressure spring can keep a normal structure, when a tire is impacted, impact force can press the support plate to extend out the sliding rod, the rotating disc is driven to rotate to convert part of the impact force into the elasticity of the torsional spring, and the top shell can generate pressure on the pressure spring in; the partial impact that the tire received can turn into the elasticity of pressure spring, has solved traditional auto wheel and can receive sudden or continuous impact back, and the impact force can change the shape of rim or cause the spoke fracture, can influence people's trip safety's problem.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows: comprises a hub, a tire, an air bag, an elastic rubber ring, a fixed shell and a damping device; the outer side of the hub is provided with a spoke; the outer side of the spoke is fixedly connected with a rim; a plurality of limiting holes are arranged in the middle of the rim in a penetrating manner; the plurality of fixed shells are arranged in the middle of the inner side of the rim; the top of the fixed shell is provided with a connecting lug; the connecting lug is connected with the rim through a bolt; the fixed shell is internally provided with an installation cavity; the tire is arranged on the outer side of the rim; the air bag is arranged inside the tire; the middle part of the outer side of the rim is provided with a mounting groove; the damping device is arranged in the mounting groove; the elastic rubber ring is arranged on the outer side of the damping device; the damping device comprises a supporting plate, a top shell, a base, a pressure spring, a torsion spring and a rotating disk; the supporting plate is slidably arranged in the groove; the width of the supporting plate is equal to that of the groove; the middle part of the supporting plate is provided with a connecting rod; the top shell is fixedly arranged at the bottom of the connecting rod.

Further optimizing the technical scheme, the middle part of the top shell is provided with a sliding rod; the sliding rod is slidably arranged in the limiting hole; the surface of the sliding rod is provided with a spiral groove; first bosses are arranged on two sides of the bottom of the top shell.

Further optimizing the technical scheme, the base is arranged below the top shell; the two sides of the top of the base are provided with second bosses; the pressure spring is fixedly connected between the second boss and the second boss.

Further optimizing the technical scheme, the rotating disc is rotatably connected to the top of the installation cavity; the inner side of the rotating disc is provided with a spiral rib; the spiral rib is arranged in the spiral groove in a matching way; the top end of the torsion spring is fixedly connected with the rotating disc; the bottom of the torsion spring is fixedly connected with the fixed shell.

Compared with the prior art, the invention has the following advantages: 1. the middle part of the outer side of a rim is provided with a mounting groove; the shock absorption device is arranged in the mounting groove, the structure is favorable for ensuring that when the air bag is inflated, the air bag acts on the supporting plate, the rotating disc cannot rotate under the action of the torsion spring, the sliding rod cannot extend out, the top shell cannot generate pressure on the compression spring, the compression spring can be kept in a normal structure, when the tire is impacted, impact force can press the supporting plate to extend out the sliding rod, the rotating disc is driven to rotate, part of impact force is converted into the elasticity of the torsion spring, and the top shell can generate pressure on the compression spring in the process; part of the impact on the tire can be converted into the elasticity of the pressure spring; 2. the top end of the torsion spring is fixedly connected with the rotating disc; the bottom of the torsion spring is fixedly connected with the fixed shell, and the structure is favorable for ensuring that when the tire receives impact, the sliding rod extends out to transmit the impact force to the torsion spring to play a buffering role after the impact force acts on the supporting plate, and the pressure spring can not be subjected to the pressure in the air bag when the tire is inflated; 3. the spiral rib is arranged on the inner side of the rotating disc and is arranged in the spiral groove in a matching mode, and the structure is favorable for ensuring that the force is transmitted to the torsion spring through the rotating disc through the sliding rod; 4. the pressure spring is fixedly connected between the second boss and the second boss, and the structure is favorable for ensuring that when a tire hand impacts, impact force enables the pressure spring to contract, partial impact force is absorbed, and the buffering effect is achieved.

Drawings

Fig. 1 is a schematic view of the overall structure of a shock-absorbing reinforced hub.

Fig. 2 is a partial structural view of a shock-absorbing reinforced hub.

Fig. 3 is an exploded view of a shock-absorbing reinforced hub.

Fig. 4 is a schematic structural view of a shock-absorbing device of a shock-absorbing reinforced hub.

In the figure: 1. a hub; 2. a tire; 3. an air bag; 4. an elastic rubber ring; 5. a stationary case; 6. a damping device; 101. a spoke; 102. a rim; 103. a limiting hole; 104. mounting grooves; 501. connecting lugs; 502. a mounting cavity; 601. a support plate; 602. a top shell; 603. a base; 604. a pressure spring; 605. a torsion spring; 606. rotating the disc; 607. a connecting rod; 608. a slide bar; 609. a helical groove; 610. a first boss; 611. a second boss; 612. and (5) a spiral rib.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

The first embodiment is as follows: as shown in fig. 1-4, the tire comprises a hub 1, a tire 2, an air bag 3, an elastic rubber ring 4, a fixed shell 5 and a damping device 6; the outer side of the hub 1 is provided with a spoke 101; the outer side of the spoke 101 is fixedly connected with a rim 102; a plurality of limiting holes 103 are arranged in the middle of the rim 102 in a penetrating manner; a plurality of fixed cases 5 are provided in the middle inside the rim 102; the top of the fixed shell 5 is provided with a connecting lug 501; the connecting lug 501 is connected with the rim 102 through a bolt; a mounting cavity 502 is arranged inside the fixed shell 5; the tire 2 is disposed outside the rim 102; the bladder 3 is disposed inside the tire 2; the middle part of the outer side of the rim 102 is provided with a mounting groove 104; the damping device 6 is arranged in the mounting groove 104; the elastic rubber ring 4 is arranged outside the damping device 6; the damping device 6 comprises a supporting plate 601, a top shell 602, a base 603, a pressure spring 604, a torsion spring 605 and a rotating disk 606; the support plate 601 is slidably mounted inside the groove; the support plate 601 is equal in width to the groove; the middle part of the supporting plate 601 is provided with a connecting rod 607; the top shell 602 is fixedly arranged at the bottom of the connecting rod 607; a sliding rod 608 is arranged in the middle of the top shell 602; the slide bar 608 is slidably mounted in the limiting hole 103; the surface of the slide bar 608 is provided with a spiral groove 609; the two sides of the bottom of the top shell 602 are both provided with a first boss 610; the base 603 is mounted below the top case 602; both sides of the top of the base 603 are provided with second bosses 611; the pressure spring 604 is fixedly connected between the second boss 611 and the second boss 611; the rotating disk 606 is rotatably connected to the top of the mounting cavity 502; the inner side of the rotating disc 606 is provided with a spiral rib 612; the spiral rib 612 is arranged in the spiral groove 609 in a matching way; the top end of the torsion spring 605 is fixedly connected with the rotating disc 606; the bottom of the torsion spring 605 is fixedly connected with the fixed shell 5.

When the tire pressure adjusting device is used, as shown in fig. 1-4, the middle part of the outer side of the rim 102 is provided with the mounting groove 104, the damping device 6 is arranged in the mounting groove 104, when the air bag 3 is inflated, the air bag 3 acts on the supporting plate 601, the rotating disc 606 cannot rotate under the action of the torsion spring 605, the sliding rod 608 cannot extend out, the top shell 602 cannot generate pressure on the pressure spring 604, the pressure spring 604 can keep a normal structure, when the tire 2 is impacted, the impact force can press the supporting plate 601 to extend the sliding rod 608, the rotating disc 606 is driven to rotate to convert part of the impact force into the elasticity of the torsion spring 605, and the top shell 602 can generate pressure on the pressure spring 604; part of the impact on the tire 2 can be converted into the elasticity of the compression spring 604 to play a role in buffering and damping the tire 2, and the elasticity of the torsion spring 605 is greater than the standard pressure of the air bag 3, so that the torsion spring 605 cannot be deformed only by the pressure of the air bag 3;

the specific working principle of the invention is as follows: the shock absorption device 6 is arranged in the mounting groove 104 of the rim 102, the elastic rubber ring 4 is arranged between the shock absorption device 6 and the air bag 3, when the air bag 3 is inflated, the air bag 3 can apply pressure to the supporting plate 601, the supporting plate 601 generates pressure on the top shell 602, and because the sliding rod 608 on the top shell 602 needs to overcome the elasticity of the torsion spring 605 when sliding, the pressure of the air bag 3 is not enough to deform the torsion spring 605, so that the sliding rod 608 cannot slide, and the top shell 602 cannot compress the compression spring 604, so that the compression spring 604 can provide effective shock absorption effect when the tire 2 is impacted; if the automobile runs in a bumpy or impact condition, the impact force is enough to overcome the elasticity of the torsion spring 605 to deform the torsion spring 605, the sliding rod 608 slides under the pushing of the supporting plate 601 under the impact, the rotating disc 606 is driven to rotate due to the matching transmission of the spiral groove 609 and the spiral rib 612, the torsion spring 605 is acted during the rotating process of the rotating disc 606, meanwhile, the top shell 602 can act on the compression spring 604, at the moment, the torsion spring 605 and the compression spring 604 can absorb the impact force to play a role in buffering and damping, and after the automobile runs to a place with poor road conditions, the wheel can be impacted suddenly or continuously, the phenomenon that the shape of the rim 102 is changed or the spoke 101 is cracked due to the sudden impact force can be avoided, and the traveling safety of people is affected.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a shock attenuation strenghthened type wheel hub which characterized in that: comprises a hub (1), a tire (2), an air bag (3), an elastic rubber ring (4), a fixed shell (5) and a damping device (6); a spoke (101) is arranged on the outer side of the hub (1); the outer side of the spoke (101) is fixedly connected with a rim (102); a plurality of limiting holes (103) penetrate through the middle part of the rim (102); the plurality of fixed shells (5) are arranged in the middle of the inner side of the rim (102); the top of the fixed shell (5) is provided with a connecting lug (501); the connecting lug (501) is connected with the rim (102) through a bolt; a mounting cavity (502) is arranged in the fixed shell (5); the tire (2) is arranged on the outer side of the rim (102); the air bag (3) is arranged inside the tire (2); the middle part of the outer side of the rim (102) is provided with a mounting groove (104); the damping device (6) is arranged in the mounting groove (104); the elastic rubber ring (4) is arranged on the outer side of the damping device (6); the damping device (6) comprises a supporting plate (601), a top shell (602), a base (603), a pressure spring (604), a torsion spring (605) and a rotating disk (606); the supporting plate (601) is slidably arranged in the groove; the width of the supporting plate (601) is equal to that of the groove; the middle part of the support plate (601) is provided with a connecting rod (607); the top shell (602) is fixedly arranged at the bottom of the connecting rod (607); a sliding rod (608) is arranged in the middle of the top shell (602); the sliding rod (608) is slidably arranged in the limiting hole (103); the surface of the sliding rod (608) is provided with a spiral groove (609); both sides of the bottom of the top shell (602) are provided with first bosses (610).

2. The shock absorbing reinforced hub of claim 1, wherein: the base (603) is arranged below the top shell (602); two sides of the top of the base (603) are provided with second bosses (611); the pressure spring (604) is fixedly connected between the second boss (611) and the first boss (610).

3. The shock absorbing reinforced hub of claim 1, wherein: the rotating disc (606) is rotatably connected to the top of the mounting cavity (502); a spiral rib (612) is arranged on the inner side of the rotating disc (606); the spiral rib (612) is arranged in the spiral groove (609) in a matching way; the top end of the torsion spring (605) is fixedly connected with the rotating disc (606); the bottom of the torsion spring (605) is fixedly connected with the fixed shell (5).