CN201385547Y

CN201385547Y - Carbon fiber rim of vehicle

Info

Publication number: CN201385547Y
Application number: CN200920002874U
Authority: CN
Inventors: 陈叔谊
Original assignee: Mega Composite Technology Co Ltd
Current assignee: Mega Composite Technology Co Ltd
Priority date: 2009-02-05
Filing date: 2009-02-05
Publication date: 2010-01-20
Anticipated expiration: 2019-02-05

Abstract

The utility model relates to a carbon fiber rim of a vehicle. The small round frame and the large round frame of the rim are integrally formed by carbon fiber. The small round frame and the large round frame are concentric. Two symmetric arc-shaped side frames are connected on the two sides of the small round frame and the large round frame. A tire groove for installing a vehicle tire is arranged on the external surface of the large round frame. The internal surface and the external surface of the small round frame are symmetrically arc-shaped. A thickest place is formed at the central part. The thickness of the place is no less than the total thickness of the two side frames. The internal surface and the external surface are connected with the side frames in a way that the thickness is gradually reduced so as to ensure that the small round frame can stably bear the driving force for a long term. The utility model has the advantages that the inconvenience of repetitively arranging the traditional outer rim and the inner rim is eliminated, the manufacturing steps are effectively reduced, the weight of the finished product is reduced, the weight of the rim is light and the firmness is high.

Description

A kind of carbon fibre rim of vehicle

Technical field

The utility model refers to the carbon fibre rim that a kind of tire of buying car in installments uses.

Background technology

Fig. 1,2 discloses a kind of carbon fiber composite wood bicycle rim structure of commonly using, this wheel rim 10 is the ring body of an inner hollow, the great circle frame 12 that it is concentric with a roundlet frame 11, big footpath, and symmetry is connected in, and this is little, the

arcuation frame

13,14 of

great circle frame

11,12 2 sides;

Described roundlet frame 11 has the outside face 110 of arc and the inside face 111 of straight or less radian, this inside face 111 also is provided with a plurality of spoke silk holes 15 of running through two surfaces 110,111, install for spoke silk 21 in this spoke silk hole 15, and make the joint of spoke silk 21 can be positioned straight inside face 111 really; Be formed with a tire groove 121 as for 12 of great circle frames in outside face 120, the tire 22 that this tire groove 121 is bought car in installments is installed, for the big great circle frame 12 of forming shape otherness, must be in its design in the outer ring 16 that great circle frame 12 inner coating one expanded materials are constituted, particularly, its with the absorption epoxy resin of fibrage impregnation as fiber material, then according to the material that adds repeatedly one deck or plural layer of outer ring 16 shapes, see through external mold and molded this great circle frame 12 with high pressure and hi-heat mode, in other words, its outer ring 16 is to be used as internal mold utilization, and only this internal mold is to be linked in the great circle frame 12 after moulding.

As for the integrated roundlet frame of fiber material 11 because not this internal mold configuration, so the difference in thickness of roundlet frame 11 and two

frames

13,14 is also little, cause roundlet frame 11 bearing when travelling application force, its roundlet frame 11 is not sufficient to bear two

frames

13,14 simultaneously, spoke silk 21 transmits next stress, under permanent operation, its roundlet frame 11 as easy as rolling off a log generation distortion; In addition, the inside face 111 of roundlet frame 11 is at 2 position A, B being connected two

frames

13,14, because alteration of form is excessive, and the breakage problem of as easy as rolling off a log herein generation stress concentration; To sum up, under roundlet frame 11 easy deformation and fracture, cause wheel rim 10 that misgivings on the long and safety in service life are arranged.

Because the bad place of design of this roundlet frame 11, be that Fig. 3 is arranged, 4 structure produces, it mainly has an inner ring 17 in inside face 111 bindings of roundlet frame 11, this inner ring 17 can be adopted expanded material shown in Figure 3, or adopt metallic material manufacturing shown in Figure 4, inner ring 17 is provided with and as the internal mold of moulding roundlet frame 11 by this, make in the roundlet frame 11, outside face 110,111 can mold the thickness maximum in central part, and make roundlet frame 11 in, outside face 110,111 can be the arc setting of symmetry, and make in this, outside face 110, what 111 thickness was convergent is connected to

frame

13,14, design and can significantly change the shape of this roundlet frame 11 by this, structural in order to increase it, particularly, this inner ring 17 is internal molds of moulding roundlet frame 11, only this internal mold is to be linked in the roundlet frame 11 after moulding, so just can improve the shortcoming of Fig. 2; Moreover expanded material manufacturing shown in Figure 3 can be adopted in its outer ring 16, also can adopt metallic material manufacturing shown in Figure 4, and it is looked closely demand and decides.

By above-mentioned Fig. 3,4 structures are learnt, this outer ring 16, inner ring 17 mainly is to use as internal mold, the cross sectional shape that molds that makes that the carbon fiber material can follow changes big roundlet frame 11, great circle frame 12, reach structure-reinforced requirement, the method for making of this kind structure must be through preparing outer ring 16 → numerous complicated operations such as preparation inner ring 17 → moulding wheel rim 10, it not only accumulates man-hour because of action frequency increases, and outer ring 16, related being mounted in the wheel rim 10 of inner ring 17 palpuses, and each wheel rim 10 must be purchased a cover outer ring 16, inner ring 17, the work efficiency that causes wheel rim 10 to finish can't promote, the more difficult growth of putting forward economic benefit, be subjected to outer ring 16 simultaneously, inner ring 17 has the influence of constant weight, and can't more effectively reach the weight-saving purpose, this is that present process technology can't break through part.

Because commonly use that these carbon fibre rim manufacturings are quite time-consuming takes a lot of work again, so that cost is surging, and efficient can't promote and can't effectively reach the weight-saving shortcoming, is professional experiences and gains in depth of comprehension with for many years, grinds through constantly conceiving, creating, and then develops the utility model.

The utility model content

The purpose of this utility model is to provide a kind of carbon fibre rim of vehicle, goes out concentric roundlet frame, the great circle frame of wheel rim so that carbon fiber is one-body molded, when shortening worker, enhances productivity, and makes wheel rim in light weight and more firm.

For reaching above-mentioned purpose, the utility model is adopted following scheme:

A kind of carbon fibre rim of vehicle, it mainly is to go out concentric roundlet frame, the great circle frame of wheel rim so that carbon fiber is one-body molded, and, great circle frame two side symmetries little in this be connected with the arcuation frame, make this wheel rim form the ring body of an inner hollow; The outside face with arc and the inside face of this roundlet frame symmetry, and inside and outside surface forms the thickness maximum in central part, and this place's thickness is not less than the gross thickness of two frame additions, and the thickness on this inside and outside surface is the connection frame of convergent; This great circle frame is formed with the opening tire groove of a tire of buying car in installments the installing of flaring outwardly in outside face.

This roundlet frame is equipped with a plurality of spoke silk holes of running through inside and outside surface, and install for spoke silk in this spoke silk hole, and the joint location that makes the spoke silk is in roundlet frame inside face.

This great circle frame has provided open-work, and this open-work passes through for the joint of spoke silk, makes joint be installed on the inside face of roundlet frame.

After adopting such scheme, the utility model mainly is to go out concentric roundlet frame, the great circle frame of wheel rim so that carbon fiber is one-body molded, and the inside and outside surface of roundlet frame forms the thickness maximum in central part, and is the connection frame of convergent, makes the roundlet frame be enough to the stable application force that travels that bears for a long time; Adopt this special forming method, removed the setting that repeats of traditional outer ring, inner ring, significantly save man-hour and promote production efficiency, promote quality effectively, and make product have the better lightweight and the characteristics of impregnability concurrently.

Below with preferred embodiment and conjunction with figs. the utility model is elaborated.

Description of drawings

Fig. 1 is a schematic appearance of commonly using the wheel frame;

Fig. 2 is a generalized section of commonly using the wheel frame;

Fig. 3 is second kind of generalized section of commonly using the wheel frame;

Fig. 4 commonly uses the generalized section of wheel frame for the third;

Fig. 5 is the generalized section of the utility model wheel frame;

Fig. 6 is the enforcement scheme drawing of the utility model wheel frame.

The main element nomenclature

Commonly use partly:

10 wheel rims, 11 roundlet frames, 110 outside faces

111 inside faces, 12 great circle frames, 120 outside faces

121 tire grooves, 13,14 frames, 15 spoke silk holes

16 outer rings, 17 inner ring A, B position

21 spoke silks, 211 joints, 22 tires

The utility model part:

30 wheel rims, 31 roundlet frames, 310 outside faces

311 inside faces, 32 great circle frames, 320 outside faces

321 tire grooves, 322 open-works

33,34 frames, 35 spoke silk holes

The specific embodiment

See also Fig. 5,6, the utility model is a kind of carbon fibre rim of vehicle, this wheel rim 30 goes out concentric roundlet frame 31, great circle frame 32 so that carbon fiber is one-body molded, and,

great circle frame

31,32 side symmetries little in this be connected with

arcuation frame

33,34, make wheel rim 30 form the ring body of an inner hollow;

This roundlet frame 31 is not under having with the situation of inner ring as internal mold, and the outside face with arc 310 and the inside face 311 of symmetry, in the order, outside face 311,310 in central part formation thickness maximum, and make this place's thickness be not less than two frames 33, the gross thickness of 34 additions, and make in this, outside face 311,310 thickness is the connection frame 33 of convergent, 34, so just can increase the sectional area of this roundlet frame 31, make roundlet frame 31 inside faces 311 and frame 33, the distribution of stress of 34 junctions is more even, makes this roundlet frame 31 be enough to bear two

frames

33,34, spoke silk 21 transmits next stress; Described roundlet frame 31 is equipped with a plurality of spoke silk holes 35 of running through two surfaces 310,311 in addition, and install for spoke silk 21 in this spoke silk hole 35, and make the joint 211 of spoke silk 21 can be positioned this inside face 311;

This great circle frame 32 and is formed with the opening tire groove 321 of flaring outwardly in outside face 320 under not with the situation of outer ring as internal mold, the tire installing that this tire groove 321 is bought car in installments; In addition, this great circle frame 32 has provided open-work 322, and this open-work 322 is to supply the joint 211 of spoke silk 21 to pass through, and makes joint 211 can be installed on the inside face 311 of roundlet frame 31.

In sum, the utility model adopts this special forming method, so need not adopt the setting that repeats of traditional outer ring, inner ring fully, it is more convenient fast that it commonly uses too much manual operation naturally, and really can bring into play economic benefit, enhance productivity, so has the progressive that meets economic benefit, it there is no delivering of similar creation in like product, be to file an application in the whence in accordance with the law.Only the above, it only is a preferred embodiment of the present utility model, when can not with the scope implemented of qualification the utility model, promptly the equalization of being done according to the utility model claim generally changes and modifies, and all should still belong in the scope that the utility model contains.

Claims

1, a kind of carbon fibre rim of vehicle is characterized in that: this wheel rim is to go out concentric roundlet frame, great circle frame so that carbon fiber is one-body molded, and, great circle frame two side symmetries little in this be connected with the arcuation frame, make this wheel rim form the ring body of an inner hollow;

The outside face with arc and the inside face of this roundlet frame symmetry, and inside and outside surface forms the thickness maximum in central part, and this place's thickness is not less than the gross thickness of two frame additions, and the thickness on this inside and outside surface is the connection frame of convergent;

This great circle frame is formed with the opening tire groove of a tire of buying car in installments the installing of flaring outwardly in outside face.

2, the carbon fibre rim of a kind of vehicle as claimed in claim 1 is characterized in that: this roundlet frame is equipped with a plurality of spoke silk holes of running through inside and outside surface, and install for spoke silk in this spoke silk hole, and the joint location that makes the spoke silk is in roundlet frame inside face.

3, the carbon fibre rim of a kind of vehicle as claimed in claim 2 is characterized in that: this great circle frame has provided open-work, and this open-work passes through for the joint of spoke silk, makes joint be installed on the inside face of roundlet frame.