阅读说明：本技术 一种具有安全气囊的汽车轮毂 (Automobile hub with safety air bag ) 是由 张欢 于 2019-11-11 设计创作，主要内容包括：本发明公开了一种具有安全气囊的汽车轮毂,包括安全轮辋、连接轮毂和定载盘,所述安全轮辋由轮辋胎圈、压减导风盘套、应急T型支撑弧板、安全气囊和填充弹簧构成,所述轮辋胎圈一端内侧焊接有条形浮盘,所述压减导风盘套的一端焊接在条形浮盘的一侧并位于轮辋胎圈内,所述压减导风盘套的外边侧均匀开设有导向槽。本发明是高速行驶的轮辋胎圈外部的轮胎出现意外爆胎时,轮胎内部气压瞬间减少,应急T型支撑弧板在填充弹簧的推力下向外伸出,气囊孔内呈负压状态,单向通气阀打开,同时压减导风盘套内侧的七形叶片将外部空气送入到安全气囊内,这样应急T型支撑弧板支撑内胎防止半径变小,进而避免常规把高速爆胎无法控制转向的问题。(The invention discloses an automobile hub with an air bag, which comprises a safety rim, a connecting hub and a fixed-load disc, wherein the safety rim is composed of a rim bead, a pressure-reducing air guide disc sleeve, an emergency T-shaped supporting arc plate, the air bag and a filling spring, a strip-shaped floating disc is welded on the inner side of one end of the rim bead, one end of the pressure-reducing air guide disc sleeve is welded on one side of the strip-shaped floating disc and is positioned in the rim bead, and guide grooves are uniformly formed in the outer side of the pressure-reducing air guide disc sleeve. When the tire outside the tire bead of the rim is accidentally punctured during high-speed running, the air pressure inside the tire is instantly reduced, the emergency T-shaped supporting arc plate extends outwards under the thrust of the filling spring, the air bag hole is in a negative pressure state, the one-way vent valve is opened, and meanwhile, the seven-shaped blade on the inner side of the wind guide disc sleeve is pressed to send external air into the safety air bag, so that the emergency T-shaped supporting arc plate supports the inner tube to prevent the radius from being reduced, and the problem that the steering cannot be controlled during high-speed tire puncturing is further solved.)

1. The utility model provides an automobile wheel hub with air bag which characterized in that: the safety wheel rim comprises a safety wheel rim (1), a connecting wheel hub (2) and a positioning disc (3), wherein the safety wheel rim (1) consists of a wheel rim tire bead (4), a pressure reduction air guide disc sleeve (5), an emergency T-shaped supporting arc plate (6), an air bag (7) and a filling spring (8), a strip-shaped floating disc (9) is welded on the inner side of one end of the wheel rim tire bead (4), one end of the pressure reduction air guide disc sleeve (5) is welded on one side of the strip-shaped floating disc (9) and is positioned in the wheel rim tire bead (4), a guide groove (10) is uniformly formed in the outer side of the pressure reduction air guide disc sleeve (5), an air duct is formed in the bottom side wall of the guide groove (10), an annular groove (11) is formed in the outer side of the wheel rim tire bead (4), a abdicating hole corresponding to the guide groove (10) is uniformly formed in the bottom side wall of the annular groove (11), a guide square column (12) is, one end of the guide square column (12) penetrates through the abdicating hole and extends to the bottom side wall of the guide groove (10), the emergency T-shaped support arc plate (6) is positioned in the annular groove (11), the bottom side wall of the guide square column (12) is provided with an air bag hole (13), the air bag hole (13) is sleeved with the packing spring (8) and the air bag (7), the connecting hub (2) is composed of a positioning disc (14) and a rotary gear sleeve (15), one end side wall of the positioning disc (14) is provided with an installation circular groove (16), the bottom side wall of the installation circular groove (16) is uniformly penetrated through and provided with a connecting hole (17) and is positioned at the central position and welded with the guide column (18), the bottom side wall of the installation circular groove (16) is welded with a positioning circular sleeve (19) and is concentric with the connecting hole (17), the rotary gear sleeve (15) is sleeved on the positioning circular sleeve (19), decide and carry dish (3) and constitute by outer dish (20) and the interior drive gear (21) of driving, the heavy groove has been seted up to one side of outer dish (20) of driving, be provided with endotheca gear (31) on the lateral wall of heavy groove, the bottom lateral wall central point department of putting of heavy groove runs through and has seted up the hexagonal hole, the welding of one side of interior drive gear (21) has hexagonal angle post (22), interior drive gear (21) are connected with outer dish (20) of driving through the cooperation of hexagonal angle post (22) and hexagonal hole, run through on another lateral wall of interior drive gear (21) and have seted up the mating holes, decide and carry dish (3) and install on connecting wheel hub (2) through the cooperation of mating holes and guide post (18), the welding hole has been seted up to central point on the lateral wall on bar floating plate (9), the pot head of outer dish (20) is established and is welded in the welding hole.

2. The automobile hub with the airbag according to claim 1, characterized in that: the pressure reduction wind guide disc sleeve (5) is provided with a bearing ring sleeve (23), the inner side of the bearing ring sleeve (23) is uniformly welded with seven-shaped blades (24), and one end of the air duct is positioned on one side of the seven-shaped blades (24).

3. The automobile hub with the airbag according to claim 1, characterized in that: a one-way vent valve (25) is arranged in the vent passage, and the safety airbag (7) is communicated with one end of the one-way vent valve (25).

4. The automobile hub with the airbag according to claim 1, characterized in that: rotatory gear cover (15) include one-level gear cover (26), secondary gear cover (27), tertiary gear cover (28) and level four gear cover (29), the outside side correspondence of one-level gear cover (26), secondary gear cover (27), tertiary gear cover (28) and level four gear cover (29) is provided with tooth one, tooth two, tooth three and tooth four not on the coplanar.

5. The automobile hub with the airbag according to claim 1, characterized in that: the inner driving gear (21) is connected with the inner sleeve gear (31) through a rotating gear sleeve (15).

6. The automobile hub with the airbag according to claim 1, characterized in that: and a hexagonal hole (30) is formed in the side wall of one end of the rotary gear sleeve (15).

7. The automobile hub with the airbag according to claim 1, characterized in that: the other side wall of the positioning disc (14) is provided with a guiding counter bore.

Technical Field

The invention relates to the technical field of automobile hubs, in particular to an automobile hub with an air bag.

Background

The key factors which must be ensured during the automobile traveling when the safety of the automobile tire is ensured are that the automobile tire mainly comprises a rim and inner and outer rubber tires, the inner and outer rubber tires are sleeved on the outer side of the rim, but the death rate caused by the tire burst during the automobile traveling at high speed is nearly 100 percent in the prior non-artificial death accident of the automobile traveling, the automobile deflects instantly after the tire burst during the automobile traveling at high speed, and a driver cannot make corresponding actions in time; 2. when the automobile runs at high speed, a large amount of heat generated by long-time rotation of the bearing and tire friction cannot be discharged in time, and further tire burst and brake failure occur; 3. the connecting bolt is loosened, and the bolt is loosened due to inconsistent installation torque of the fine-tooth reverse-thread bolt, so that shearing damage of the bolt occurs; therefore, the invention provides the automobile hub with the safety air bag.

Disclosure of Invention

The invention aims to provide an automobile hub with an air bag, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

an automobile hub with an air bag comprises a safety rim, a connecting hub and a fixed-load disc, wherein the safety rim is composed of a rim tire bead, a pressure reduction air guide disc sleeve, an emergency T-shaped supporting arc plate, the air bag and a filling spring, a strip-shaped floating disc is welded at the inner side of one end of the rim tire bead, one end of the pressure reduction air guide disc sleeve is welded at one side of the strip-shaped floating disc and is positioned in the rim tire bead, guide grooves are uniformly formed in the outer side of the pressure reduction air guide disc sleeve, air ducts are formed in the bottom side wall of each guide groove, an annular groove is formed in the outer side of each rim tire bead, abdicating holes corresponding to the guide grooves are uniformly formed in the bottom side wall of the annular groove, a guiding square column is welded at one side of the emergency T-shaped supporting arc plate, one end of the guiding square column penetrates through the abdicating holes and extends to the bottom side wall of the, the bottom side wall of the guide square column is provided with an air bag hole, the filling spring and the safety air bag are sleeved in the air bag hole, the connecting wheel hub is composed of a positioning disc and a rotary gear sleeve, one end side wall of the positioning disc is provided with an installation circular groove, the bottom side wall of the installation circular groove is uniformly penetrated and provided with a connecting hole and is welded with the guide column at the central position, the bottom side wall of the installation circular groove is welded with the positioning circular sleeve and is concentric with the connecting hole, the rotary gear sleeve is sleeved on the positioning circular sleeve, the positioning disc is composed of an external drive disc and an internal drive gear, one side of the external drive disc is provided with a sinking groove, the side wall of the sinking groove is provided with an internal sleeve gear, the central position of the bottom side wall of the sinking groove is penetrated and provided with a hexagonal hole, one side of the internal drive gear is welded with a hexagonal column, the internal drive gear is connected with the external drive disc, the inner driving gear is arranged on the other side wall of the outer driving disc, a matching hole is formed in the other side wall of the inner driving gear in a penetrating mode, the fixed-load disc is installed on the connecting hub through the matching hole and the guide column in a matching mode, a welding hole is formed in the center of the side wall of the strip-shaped floating disc, and one end of the outer driving disc is sleeved with the fixed-load disc and is welded in the welding hole.

As a preferred embodiment of the present invention, a bearing ring sleeve is disposed on the pressure-reducing air guiding disc sleeve, a seven-shaped blade is uniformly welded to the inner side of the bearing ring sleeve, and one end of the air duct is located on one side of the seven-shaped blade.

In a preferred embodiment of the present invention, a one-way vent valve is provided in the vent passage, and the airbag communicates with one end of the one-way vent valve.

As a preferred embodiment of the present invention, the rotary gear sleeve includes a first-stage gear sleeve, a second-stage gear sleeve, a third-stage gear sleeve and a fourth-stage gear sleeve, and the first, second, third and fourth teeth that are not on the same plane are correspondingly arranged at the outer sides of the first-stage, second, third and fourth-stage gear sleeves.

In a preferred embodiment of the present invention, the inner driving gear is connected to the inner sleeve gear through a rotary gear sleeve.

In a preferred embodiment of the present invention, a hexagonal hole is formed in a side wall of one end of the rotary gear sleeve.

As a preferred embodiment of the present invention, the other side wall of the positioning plate is provided with a guiding counter bore.

Compared with the prior art, the invention has the beneficial effects that:

1. when the tire outside the tire bead of the rim running at a high speed is accidentally punctured, the air pressure in the tire is instantly reduced, the emergency T-shaped support arc plate extends outwards under the thrust of the filling spring, the air bag hole is in a negative pressure state, the one-way vent valve is opened, and meanwhile, the seven-shaped blade on the inner side of the wind guide disc sleeve is pressed to send the external air into the safety air bag, so that the emergency T-shaped support arc plate supports the inner tube to prevent the radius from being reduced, and the problem that the steering cannot be controlled by the conventional high-speed tire puncturing is solved;

2. when the pressure-reducing air guide disc sleeve rotates at a high speed to advance, air in the pressure-reducing air guide disc sleeve is thin, external air enters from one side of the pressure-reducing air guide disc sleeve and generates rotating overflowing air under the stirring of the seven-shaped blades and is discharged through the strip-shaped floating disc, so that heat can be dissipated to an external hub, and the phenomenon that the hub is overheated to cause brake failure is avoided;

3. when connecting wheel hub and external drive and adopting fine tooth bolted connection, when the tooth layering in the one-level gear cover, the secondary gear cover, tertiary gear cover and the level four gear cover outside was arranged, it is downthehole then rotatory with the help of external instrument drive hexagonal post drive external drive dish to put into fine tooth winding acid, drive rotatory gear cover rotation through endotheca gear and carry out whole fastening fine tooth bolt, can make the bolt atress even like this, avoid appearing the bolt not hard up hidden danger that the atress is inconsistent leads to.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the safety rim of the present invention;

FIG. 3 is a cross-sectional structural schematic view of a run-flat rim of the present invention;

FIG. 4 is a schematic structural view of the connecting hub of the present invention;

FIG. 5 is a schematic left side elevational view of the connecting hub of the present invention;

FIG. 6 is a schematic left side view of the puck of the present invention;

FIG. 7 is a schematic structural diagram of a ballast tray according to the present invention;

FIG. 8 is a schematic structural view of a rotary gear sleeve of the present invention;

FIG. 9 is a schematic structural view of an emergency T-shaped support arc plate of the present invention;

in the figure: 1-safe wheel rim, 2-connecting wheel hub, 3-loading disc, 4-wheel rim tyre bead, 5-pressure reduction wind guide disc sleeve, 6-emergency T-shaped supporting arc plate, 7-safe air bag, 8-filling spring, 9-strip floating disc, 10-guide groove, 11-annular groove, 12-guide square column, 13-air bag hole, 14-positioning disc, 15-rotary gear sleeve, 16-installation circular groove, 17-connecting hole, 18-guide column, 19-positioning circular sleeve, 20-external drive disc, 21-internal drive gear, 22-hexagonal corner column, 23-bearing ring sleeve, 24-seven-shaped blade, 25-one-way vent valve, 26-first-stage gear sleeve, 27-second-stage gear sleeve, 28-third-stage gear sleeve, 29-fourth-stage gear sleeve, 30-hexagonal hole, 31-internal gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-9, the present invention provides a technical solution:

the utility model provides an automobile wheel hub with air bag, includes safety rim 1, connects wheel hub 2 and decide loading plate 3, safety rim 1 is by rim bead 4, pressure reduce wind-guiding plate cover 5, emergent T type support arc 6, air bag 7 and filling spring 8 constitute, the inboard welding of 4 one end of rim bead has bar floating plate 9, the one end welding that reduces wind-guiding plate cover 5 is in one side of bar floating plate 9 and be located rim bead 4, the outside side that reduces wind-guiding plate cover 5 is pressed has evenly seted up guide way 10, the air duct has been seted up on the bottom lateral wall of guide way 10, the outside side of rim bead 4 is provided with ring channel 11, the bottom lateral wall of ring channel has evenly seted up and has been stepped down the hole corresponding with guide way 10, the welding of one side of emergent T type support arc 6 has direction square column 12, the one end of direction square column 12 runs through the stepped down the hole and extends to on the bottom lateral wall of guide way 10 and emergent T type supports arc 6 and is located ring channel 11 In, the gasbag hole 13 has been seted up on the bottom lateral wall of direction square column 12, packing spring 8 and air bag 7 all establish in gasbag hole 13, connect wheel hub 2 and constitute by positioning disk 14 and rotatory gear sleeve 15, installation circular slot 16 has been seted up to the one end lateral wall of positioning disk 14, evenly run through on the bottom lateral wall of installation circular slot 16 and seted up connecting hole 17 and lie in central point and put the welding and have had guide post 18, the welding has location circular sleeve 19 and is concentric with connecting hole 17 on the bottom lateral wall of installation circular slot 16, rotatory gear sleeve 15 cover is established on location circular sleeve 19, pilot disk 3 comprises outer drive dish 20 and interior drive gear 21, the heavy groove has been seted up to one side of outer drive dish 20, be provided with interior sleeve gear 31 on the lateral wall of heavy groove, the bottom lateral wall central point department of heavy groove has seted up the hexagonal hole, the welding of one side of interior drive gear 21 has hexagonal prism 22, interior drive gear 21 is connected through the cooperation of hexagonal angle post 22 and hexagonal hole and outer dish 20 that drives, run through on another lateral wall of interior drive gear 21 and seted up the mating holes, the cooperation that carries dish 3 through mating holes and guide post 18 is installed on connecting wheel hub 2, central point puts on the lateral wall on the bar floating plate 9 and has seted up the welding hole, the pot head of outer dish 20 that drives is established and is welded in the welding hole.

In a preferred embodiment of the present invention, the pressure-reducing air guiding disk sleeve 5 is provided with a bearing ring sleeve 23, the inner side of the bearing ring sleeve 23 is welded with seven-shaped blades 24 uniformly, and one end of the air duct is positioned at one side of the seven-shaped blades 24.

In a preferred embodiment of the present invention, a one-way vent valve 25 is provided in the vent passage, and the airbag 7 communicates with one end of the one-way vent valve 25.

As a preferred embodiment of the present invention, the rotary gear sleeve 15 includes a first gear sleeve 26, a second gear sleeve 27, a third gear sleeve 28 and a fourth gear sleeve 29, and the first gear, the second gear, the third gear and the fourth gear which are not on the same plane are correspondingly arranged at the outer sides of the first gear sleeve 26, the second gear sleeve 27, the third gear sleeve 28 and the fourth gear sleeve 29.

In a preferred embodiment of the present invention, the inner driving gear 21 is connected to the inner sleeve gear 31 through the rotary gear sleeve 15.

In a preferred embodiment of the present invention, a hexagonal hole 30 is formed in a side wall of one end of the rotary gear sleeve 15.

In a preferred embodiment of the present invention, the other side wall of the positioning plate 14 is provided with a guiding counter bore.

The working principle is as follows: firstly, an external rubber tire is sleeved on the outer side of a rim tire bead 4, then a connecting hole 17 on a connecting hub 2 is aligned with and buckled with a fine-tooth bolt on an external driving hub of an automobile, then the external fine-tooth bolt is placed in a hexagonal hole in a rotary gear sleeve 15 and is contacted with the external fine-tooth bolt, then a fixed-load disc 3 is manually buckled in an installation circular groove 16 through a guide post 18, an inner sleeve gear 31 in an external driving disc 20 is meshed with a primary gear sleeve 26, a secondary gear sleeve 27, a tertiary gear sleeve 28 and a quaternary gear sleeve 29, then one end of a hexagonal corner post 22 is rotated and rotated by using an external torque wrench, so that the integral fastening of a nut can be realized, the phenomenon of single fastening torque is avoided, then the external driving disc 20 is taken out, and an inner driving gear 21 slides on the guide post 18 one by one and is connected with the primary gear sleeve 26, the secondary gear sleeve 27, The first tooth, the second tooth, the third tooth and the fourth tooth which are not coplanar on the third-stage gear sleeve 28 and the fourth-stage gear sleeve 29 are meshed for torque detection to ensure that the torques are consistent; when the automobile runs at a high speed, the tire can generate heat due to the friction effect, the tire can generate heat due to high-speed running, the air on the inner side of the pressure reduction air guide disk sleeve 5 is thin, the external air is extruded into the pressure reduction air guide disk sleeve 5 under the action of atmospheric pressure and is discharged in a rotating mode under the stirring of the seven-shaped blades 24, the heat dissipation can be accelerated, the overheating phenomenon is avoided, when the tire burst occurs, the air pressure in the rubber tire suddenly drops, the emergency T-shaped supporting arc plate 6 pops out under the thrust of the filling spring 8 to support the rubber tire, meanwhile, the external air enters the safety air bag 13 through the air channel on one side of the seven-shaped blades 24 through the one-way vent valve 25, the safety air bag 13 expands to support the emergency T-shaped supporting arc plate 6, the tire can be rapidly recovered to the running diameter, the phenomenon that the direction cannot be controlled due to the.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.