CN217730537U

CN217730537U - Racing car steering wheel

Info

Publication number: CN217730537U
Application number: CN202221966114.8U
Authority: CN
Inventors: 陈中元; 杨军刚; 甘碧琼
Original assignee: Dongguan Juli Composite Technology Co ltd
Current assignee: Dongguan Juli Composite Technology Co ltd
Priority date: 2022-07-28
Filing date: 2022-07-28
Publication date: 2022-11-04
Anticipated expiration: 2032-07-28

Abstract

The utility model belongs to the technical field of the steering wheel technique and specifically relates to a cycle racing steering wheel is related to, including the steering wheel main part, the main part outside is the rim, and inside is wheel hub, and rim and wheel hub pass through spoke fixed connection and are one whole, are provided with the skeleton in the rim, and the skeleton is carbon fiber material, and there is the obturator of moulding plastics through the polyurethane foaming to make skeleton inside, and the cross section is triangle-shaped, utilizes triangle-shaped's stability, improves the intensity of steering wheel main part, and the obturator covers carbon fiber material externally, lightens weight promptly, has promoted rigidity intensity again, can also play certain cushioning effect, the security is improved.

Description

Racing car steering wheel

Technical Field

The utility model belongs to the technical field of the steering wheel technique and specifically relates to a cycle racing steering wheel is related to.

Background

Ordinary steering wheel all has rim, wheel hub, connects the spoke of rim and wheel hub, and these parts are mostly plastic and the whole injection moulding of aluminum alloy material, and forming process is complicated, and is heavy yielding, intensity are low. On some novel steering wheels, the carbon fiber and polyurethane foaming filling process is adopted for manufacturing, so that the strength and rigidity are greatly improved, and the novel steering wheel is light in weight and is not easy to deform. However, since carbon fiber is expensive, the amount of carbon fiber used is small, and the design layout is not reasonable enough, so that the requirement of higher strength of the steering wheel of the racing car cannot be met. In addition, although the tensile strength of the carbon fiber is high, the shearing resistance and the bending resistance are insufficient, when the impact force reaches a zero limit point, the carbon fiber material can be quickly collapsed without a buffer effect, the service life of the steering wheel is influenced, and the safety of a racing driver is threatened.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

A racing car steering wheel comprises a steering wheel main body, wherein the steering wheel main body comprises a hub and a rim positioned around the hub, spokes are arranged on the inner periphery of the rim, and the rim and the hub are fixedly connected into a whole through the spokes; an outer filling body is arranged outside the inner framework, the outer filling body is made of polyurethane through foaming and injection molding, and the outer framework is attached to the outer surface of the outer filling body.

Preferably, the outer filling body is round or oval for hand holding, and the outer skeleton is attached to the outer surface of the outer filling body to form a hard round or oval shell.

Preferably, a coating is provided on the outer surface of the exoskeleton.

Preferably, an anti-slip layer is provided on the outer surface of the coating layer.

As a preferred scheme, the rim includes an arch rim and connects the straight rim at arch rim both ends, and the bilateral symmetry that encloses in the arch rim is provided with left spoke and right spoke, is provided with straight spoke on the straight rim, and left spoke, right spoke and straight spoke constitute the spoke jointly, and rim and wheel hub pass through left spoke, right spoke and straight spoke fixed connection.

Preferably, a gear shifting indicator is arranged at the front part of the hub, track condition lamps are arranged on two sides of the gear shifting indicator, and a display device is arranged in the middle of the gear shifting indicator and the track condition lamps.

Preferably, a neutral gear button, a talk button, a left side dial wheel, a numerical value quick increment button and an overtaking button are sequentially arranged at the left side part of the hub.

Preferably, a maintenance area speed limiting button, a drinking button, a right side shifting wheel, a numerical value fast decreasing button and an adjustable tail wing button are sequentially arranged at the right side part of the hub.

Preferably, a multifunctional button is provided at the rear of the hub.

Preferably, a plurality of fastening bolts are arranged around the hub.

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

specifically, the framework of the steering wheel is arranged into a double framework, the inner framework is triangular, the stability of the triangle is utilized, the overall strength of the steering wheel is enhanced, and the steering wheel is lighter. Inside all having the polyurethane foaming to fill at inner frame and exoskeleton, weight reduction, further reinforcing elasticity when promoting intensity, when receiving the impact force, can play certain cushioning effect, it is not fragile to protect the steering wheel promptly, also can protect racer's safety.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of the steering wheel structure of the present invention;

fig. 2 is a schematic structural view of a steering wheel component of the present invention;

fig. 3 is a schematic cross-sectional structure view of the steering wheel rim of the present invention;

the reference numerals and names in the figures are as follows:

the wheel rim comprises a wheel rim 10, an inner filling body 11, an inner framework 12, an outer filling body 13, an outer framework 14, a coating 15, an anti-skid layer 16, an arched wheel rim 17, a straight wheel rim 18, a wheel spoke 20, a left wheel spoke 21, a right wheel spoke 22, a straight wheel spoke 23, a wheel hub 30, a fastening bolt 301, a gear shifting indicator 302, a track condition lamp 303, a neutral button 304, a maintenance zone speed limit button 305, a talk button 306, a drinking water button 307, a left side shifting wheel 308, a right side shifting wheel 309, a numerical value quick increment button 310, a numerical value quick decrement button 311, a overtaking button 312, an adjustable tail button 313, a multifunctional knob 314 and a display device 315.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, in an embodiment of the present invention, a racing car steering wheel includes a main body, which is provided with a rim 10, a spoke 20 connected to an inner side of the rim 10, and a hub 30 connected to the spoke 20. A double-layer framework is arranged in the rim 10, wherein the cross section of the inner framework 12 is triangular, and the stability of the steering wheel main body is enhanced by utilizing the stability characteristic of the triangle. Firstly, utilizing the plasticity of polyurethane, foaming and injection molding to prepare a triangular polyurethane inner filling body 11, then covering a carbon fiber prepreg on the surface of the inner filling body 11, pressurizing and heating to melt resin in the carbon fiber prepreg, and curing to form a high-strength triangular carbon fiber inner skeleton 12 on the surface of the inner filling body 11.

The outer surface of the inner framework 12 is filled with polyurethane again to form a round or oval outer filling body 13 suitable for holding by hand, so that the comfort of gripping can be improved, and a certain buffer effect can be achieved when strong impact occurs. The surface of the outer filling body 13 is covered with carbon fiber prepreg, resin in the carbon fiber prepreg is melted by pressurizing and heating, and a carbon fiber surface layer is formed on the surface of the outer filling body 13 by curing treatment, and the carbon fiber surface layer has certain strength to form an outer skeleton 14, and plays a role in supporting in ordinary use.

A coating 15 is applied to the outer surface of exoskeleton 14, coating 15 may be a clear coat, a primer, or a matte finish, and coating 15 may be used to provide a gloss treatment, for example, a matte finish may be added to provide a matte finish.

On the outer surface of the coating layer 15, an anti-slip layer 16 may be added, either to the entire body or to the part where the hand is often held.

As shown in fig. 2, the position of the rim 10 with respect to the vehicle head is the front and the position with respect to the driver is the rear. An arched rim 17 is provided at the front of the rim 10 and a straight rim 18 is provided at the rear of the rim 10. A left spoke 21 and a right spoke 22 are symmetrically arranged at the left and right sides of the inner side of the arched rim 17, and a straight spoke 23 is arranged at the inner side of the straight rim 18.

The hub 30 located on the inner periphery of the rim 10 is connected by the left spoke 21, the right spoke 22, and the straight spoke 23, the hub 30 is substantially hexagonal, and fastening bolts 301 are provided near six corners of the hub 30.

A gear shifting indicator 302 is arranged at the front part of the hub 30, the gear shifting indicator 302 is a bar-shaped device formed by a plurality of LED lamps, and the optimal gear shifting time is provided for a racing driver by lighting the LED lamps with different numbers. A display device 315 is arranged on one side adjacent to the gear shifting indicator 302 and used for displaying electronic data related to racing cars, track condition lamps 303 are arranged on two sides of the display device 315 and used for displaying the condition of a track display flag and reminding a racer to make a corresponding processing scheme, and a neutral button 304 is arranged beside the track indicator lamp on the left side and used for switching the gear of a vehicle clutch to a neutral state; a maintenance area speed limiting button 305 is arranged beside the right track indicating lamp and used for limiting the speed of the racing car when entering a maintenance area; a conversation button 306 is arranged adjacent to the neutral button 304 and is used for a racing driver to converse with a track engineer; a drinking button 307 is arranged adjacent to the speed limiting button 305 in the maintenance area and used for starting a water pump to send water into a suction pipe of the helmet, so that a racer can conveniently drink water.

As shown in fig. 2, a left side dial 308 is provided at the left side of the hub 30 at a suitable position relative to the left spoke 21 for adjusting the differential to obtain better balance between the in-bending and out-bending of the racing car; a right side shifting wheel 309 is arranged at a proper position on the right side part of the hub 30 relative to the right spoke 22 and is used for adjusting the output energy value of the flywheel so that a racer can select different tactical schemes to deal with curves and overtaking;

five multifunctional knobs 314 are arranged at the rear part of the hub 30 and adjacent to the display device 315, and different parameters are adjusted according to different racing schemes of a racer; a numerical value fast increasing button 310 is arranged between the multifunctional knob 314 and the left spoke 21, and a numerical value fast decreasing button 311 is arranged between the multifunctional knob 314 and the right spoke 22 and is used for combining the multifunctional knob 314 to fast increase and decrease related parameters.

A passing button 312 is provided at a left portion of the rear portion of the hub 30 opposite to the straight spokes 23, for instantaneously increasing the number of engine revolutions, obtaining additional power output, and accelerating the passing process; an adjustable tail button 313 is provided at the rear portion of the hub 30 at the right side thereof with respect to the straight spokes 23 for adjusting the area of the tail to reduce the wind resistance, increase the speed of the vehicle, and increase the probability of overtaking.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. A racing car steering wheel comprises a steering wheel main body, wherein the steering wheel main body comprises a hub (30) and a rim (10) positioned around the hub (30), spokes (20) are arranged on the inner periphery of the rim, and the rim (10) and the hub (30) are fixedly connected into a whole through the spokes (20), and the racing car steering wheel is characterized in that an inner framework (12) and an outer framework (14) are arranged in the rim (10), the inner framework (12) and the outer framework (14) are both made of carbon fiber materials, an inner filling body (11) is arranged in the inner framework (12), the inner filling body (11) is made of polyurethane through foaming and injection molding, the cross section of the inner filling body (11) is triangular, and the inner framework (12) is attached to the outer surface of the inner filling body (11) to form a hard triangular shell; an outer filling body (13) is arranged outside the inner framework (12), the outer filling body (13) is made of polyurethane through foaming and injection molding, and the outer framework (14) is attached to the outer surface of the outer filling body (13).

2. A racing car steering wheel according to claim 1, wherein the outer filling body (13) is formed in a circular or oval shape suitable for hand grasping, and the outer frame (14) is attached to the outer surface of the outer filling body (13) to form a rigid circular or oval shell.

3. A racing steering wheel according to claim 1, characterised in that the outer surface of the outer skeleton (14) is provided with a coating (15).

4. A racing steering wheel according to claim 3, characterised in that an anti-slip layer (16) is provided on the outer surface of the coating (15).

5. The racing car steering wheel of claim 1, wherein the rim (10) comprises an arched rim (17) and a straight rim (18) connected with two ends of the arched rim (17), a left spoke (21) and a right spoke (22) are symmetrically arranged on two sides of the inner periphery of the arched rim (17), a straight spoke (23) is arranged on the straight rim (18), the left spoke (21), the right spoke (22) and the straight spoke (23) jointly form a spoke (20), and the rim (10) and the hub (30) are fixedly connected through the left spoke (21), the right spoke (22) and the straight spoke (23).

6. A racing car steering wheel according to claim 1, wherein a shift indicator (302) is provided at a front portion of the hub (30), race condition lamps (303) are provided on both sides of the shift indicator (302), and a display device (315) is provided adjacent to the shift indicator (302) and the race condition lamps (303).

7. A racing steering wheel according to claim 1, wherein a neutral button (304), a talk button (306), a left side dial (308), a numerical fast increment button (310) and an overtaking button (312) are provided in this order on the left side of the hub (30).

8. A racing car steering wheel according to claim 1, wherein a service area speed limit button (305), a drinking water button (307), a right side thumb wheel (309), a numerical value fast decrement button (311) and an adjustable tail button (313) are provided in sequence on the right side portion of the hub (30).

9. A racing steering wheel according to claim 1, characterised in that a multi-function button (314) is provided at the rear of the hub (30).

10. A racing steering wheel in accordance with claim 1, wherein the hub (30) is provided with a plurality of fastening bolts (301) around its circumference.