CN101554827B - Bicycle rim with V-shaped section - Google Patents
Bicycle rim with V-shaped section Download PDFInfo
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- CN101554827B CN101554827B CN 200810167377 CN200810167377A CN101554827B CN 101554827 B CN101554827 B CN 101554827B CN 200810167377 CN200810167377 CN 200810167377 CN 200810167377 A CN200810167377 A CN 200810167377A CN 101554827 B CN101554827 B CN 101554827B
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Abstract
The invention relates to a bicycle fitting, in particular to a bicycle rim. The rim comprises a wheel mounting part on which a wheel is mounted, wherein, the wheel mounting part is a U shape formed byfixedly connecting a wall upper part and a wheel bottom wide part which are symmetrical, and two ends of the U-shaped wheel mounting part are fixedly connected with a trench edge part; an annular wheel spoke mounting part which is fixedly connected with the wheel mounting part, wherein, the annular wheel spoke mounting part consists of two outer lateral wall parts which are respectively connectedwith the wheel bottom wide part and the wheel spoke mounting part to form an annular shape, in the V-shaped section of the bicycle, wall thickness of the rim can be ignored relative to length of thewall upper part and length of the outer lateral wall part, for the section of the rim, the wall upper part and the outer lateral wall part can be regarded as line segments; and the wall upper part andthe outer lateral wall part are arranged on the same straight line and have a common end point. The rim has the advantages of high collision resistance, high section and lighter weight.
Description
Technical field
The present invention relates to a kind of bicycle part, especially refer to bicycle rim, be specially the bicycle rim that a kind of section is V-type.
Background technology
Because weight directly affects speed and power, so more need high strength, weight-saving bicycle assembly parts, make the whole high strength of bicycle and lightweight.Along with the characteristic of development tendency and the aluminum alloy itself of bicycle trade lightweight, high performance, aluminum alloy more and more is used for each position of bicycle trade.
But, because section moulding and weight directly affect intensity and speed, so need more high strength and weight-saving aluminium circle.Especially crash-resistant aluminium alloy rim in a kind of process of should ultralightly riding again of field vehicle exigence, traditional structure design can not satisfy jockey's hope; Now for will reach the wheel rim section height more than 37mm, a kind of aluminium circle section of ultra lightweight, high strength and anti-collision, section aluminum alloy circle in the market all can't satisfy above requirement fully.
Summary of the invention
Main purpose of the present invention is that the bicycle rim that a kind of wheel rim section height is high, lightweight and intensity is strong is provided.
The object of the present invention is achieved like this:
A kind of section is the bicycle rim of V-type, and it comprises:
A tyre mounting part can be mounted thereto with tire; Described tyre mounting part is captiveed joint with tire bottom width section by two high sections of wall of symmetry and is consisted of U-shaped, the two ends captive joint limes marginis section of described U-shaped tyre mounting part;
An annular spoke mounting portion of captiveing joint with tyre mounting part; Described annular spoke mounting portion connects and composes ring-type with tire bottom width section and spoke mounting part respectively by both sides external wall section;
Wherein, in the described bicycle V shaped wheel circle section, the wall thickness of wheel rim can be ignored with respect to the height of the high section of wall and the height of external wall section, and with regard to the wheel rim section, the high section of wall and external wall section all can be considered line segment; The high section of described wall and described external wall section point-blank, and there are common end points in the high section of described wall and described external wall section.
Further; The altitude range of described bicycle rim section is the arbitrary height between 30mm-42.2mm.
Further; Width between the both walls height between the width of any section and the both sides limes marginis section can change according to the width of tire.
Further; Tire bottom width section cross section can require to be connected with the high section of both walls with the mode of linearity or circular arc or other shape according to difference.
Further; The spoke mounting part cross section can require to be connected with both sides external wall section with the mode of linearity or circular arc or other shape according to difference.
In the prior art, the high section of the wall of wheel rim section adopts curvilinear structures with being connected of external wall section, and namely the high section of the wall of wheel rim section and external wall section be not on the same straight line.
The present invention has following advantage:
1, traditional wheel rim is compared with the present invention: the both sides external wall section of traditional wheel rim section and the high section of wall are connected to curvilinear structures, the both sides external wall section of wheel rim section of the present invention is straight line with being connected of the high section of wall fully, under equal height, the cross-sectional area of traditional wheel rim is maximum; Wheel rim cross-sectional area of the present invention is minimum, so in the situation of equal wall thickness, weight of the present invention is lighter.So in the situation of equivalent weight, more traditional wheel rim intensity of the present invention is large; Under equality strength, more traditional wheel rim of the present invention is lightweight;
2, being connected of the both sides external wall section of section of the present invention and the high section of wall adopts straight line to connect with the both sides external wall section of traditional wheel rim section to adopt connection structure to compare with the high section of wall curve: the both sides external wall section of wheel rim of the present invention and the area of the high section of wall are less than both sides external wall section and the high section of the wall area of traditional wheel rim, so the area of contact of wheel rim of the present invention and air is little, the resistance of wind also more traditional wheel rim is little, can effectively reduce the resistance of bicycle riding process apoplexy;
3, section of the present invention both sides external wall section and the high section of wall to adopt skew lines to be connected better than both sides external wall section and the high section of the wall curve connection structure overall performance of traditional wheel rim section, stronger to the supporting power of tire;
4, the present invention has maximum bending strength, the flintiness of reversing and ultralight performance.
Description of drawings
Fig. 1 is sectional schematic diagram of the present invention
Fig. 2 is the prior art sectional schematic diagram
Fig. 3 is prior art sectional schematic diagram 2
Fig. 4 is sectional schematic diagram 1 of the present invention
Fig. 5 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change one of scheme drawing
Fig. 6 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change two of scheme drawing
Fig. 7 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change three of scheme drawing
Fig. 8 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change four of scheme drawing
Fig. 9 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change five of scheme drawing
Figure 10 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change six of scheme drawing
Figure 11 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change seven of scheme drawing
Figure 12 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change eight of scheme drawing
Figure 13 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change nine of scheme drawing
Figure 14 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change ten of scheme drawing
Figure 15 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change 11 of scheme drawing
Figure 16 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change 12 of scheme drawing
Figure 17 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change 13 of scheme drawing
Figure 18 is that connection mode between the wide bottom 4 of width, the height of wheel rim section, tire between width between the both walls of the present invention high 1, the both sides limes marginis section 3, spoke outer rim cross sectional shape, spoke inner edge cross sectional shape change 14 of scheme drawing
The specific embodiment
Below in conjunction with Fig. 1, section production decision of the present invention is described further:
A kind of section is the bicycle rim of V-shaped section, is comprised of with an annular spoke mounting portion of captiveing joint with tyre mounting part a tyre mounting part;
Tyre mounting part; Captiveed joint with tire bottom width section 4 by the high section 1 of two walls of symmetry and to consist of U-shaped, the two ends captive joint limes marginis section 3 of U-shaped tyre mounting part; Tire is installed in the U-shaped section that can be installed in limes marginis section 3 and the high section 1 of wall and 4 formation of tire bottom width section;
Annular spoke mounting portion; Connect and compose ring-type with tire bottom width section 4 and spoke mounting part 6 respectively by both sides external wall section 5;
Wherein, in the described bicycle V shaped wheel circle section, the wall thickness of wheel rim is compared and can be ignored with respect to the height of the high section 1 of wall and the height of external wall section, and the high section 1 of wall all can be considered line segment with external wall section 5; The high section of described wall 1 and described external wall section 5 point-blank, and there is common end points in the high section 1 of described wall with described external wall section 5.
In conjunction with Fig. 1 and Fig. 2, traditional wheel rim is from distinctive points of the present invention: the high section 1 of wall is different with being connected of side wall section 5, and the high section 1 of wall and external wall section 5 and junction 2 are point-blank among the present invention; And in the prior art, the high section 1 of wall and external wall section 5 and junction 2 are on a curve or broken line.
In order to verify actual effect of the present invention, in conjunction with Fig. 3, Fig. 4, the present invention and the existing wheel rim of prior art have been carried out the contrast experiment:
Wherein, prior art wheel rim (the high section of wall adopts the curve connection structure with being connected of external wall section), wheel rim is aluminum alloy material;
Among Fig. 3: the high section of the wall of prior art and the junction of external wall section are 7 to be connected for curve;
Among Fig. 4: the high section of wall of the present invention and the junction of external wall section are 7 to be connected for straight line;
The tire force position is 8 among Fig. 3,4.
The performance testing standard adopts following standard:
1) compressive strength ISO/JIS standard: wheel rim is applied the static weight of 50KG, and after lasting 2min shed loading, the set deformation volume of loading point should be not more than 1mm.
2) lateral rigidity GIANT standard: will enclose horizontal positioned and the quarter, and fix its 3 point, 1/4 place applies the loading of 32KG, and its deflection is in 80mm.
Comparative Examples 1:
1) equality strength, the weight contrast is as follows:
As from the foregoing, under equality strength, weight of the present invention is lighter than the prior art wheel rim.
Comparative Examples 2:
2) equivalent weight, intensity contrast is as follows:
Hence one can see that, and in the situation of equivalent weight, the present invention is higher than the intensity of prior art wheel rim.Comparative Examples 3:
3) windage contrast:
Most important relative wind velocity and the actv. choke area of being decided by of windage during bicycle riding.
Wherein, Relative wind velocity: be decided by bicycle speed and wind speed, addition in the time of is against the wind subtracted each other with the wind.
The choke area has: health, and vehicle frame, rim, handgrip, the car clothing, Bottle Cage, safety cap, large fluted disc, front brake etc., wherein the difference of bicycle rim section also has a significant impact windage.
Bicycle rim section and wheel rim section rim of the present invention are when the velocity test with 25 miles (42.25 kilometers) compares in the prior art, and two Artenkreis are as follows to accounting for the test of windage ratio:
Rim accounts for that car load windage ratio is less, and more favourable to car load, speed is faster, and hence one can see that, and in the situation of equivalent weight, the present invention is little to accounting for the windage ratio than the prior art wheel rim.
From the explanation of above comparing result: the present invention compared with prior art has significant effect, and it is poor to the invention solves in the prior art wheel rim crash worthiness, and section is lower, Heavy Weight and the large shortcoming of windage.
In conjunction with figure, as shown in the table: wherein width unit is mm between the both walls height.
| Figure | Fig. 4 | Fig. 5 | Fig. 6 | Fig. 7 | Fig. 8 | Figure 11 | Figure 12 | Figure 13 | Figure 14 | Figure 15 |
| Width between the both walls high 1 | 19.7 | 19 | 19 | 23 | 23 | 20.3 | 20.3 | 20 | 20 | 21 |
According to upper table as can be known: the width of any section can change according to the width of tire between the both walls of the present invention high 1.
In conjunction with figure, as shown in the table.Wherein width unit is mm between the both sides limes marginis section.
| Figure | Fig. 4, Figure 13, Figure 14 | Fig. 5 Fig. 6 | Fig. 7 Fig. 8 | Fig. 9 Figure 10 | Figure 17 Figure 18 | Figure 11, Figure 12 Figure 15, Figure 16 |
| Width between the limes marginis section 3 of both |
13 | 12 | 16 | 13.6 | 19 | 15 |
According to upper table as can be known: the width between the both sides of the present invention limes marginis section 3 can change according to the width of tire.
In conjunction with figure, as shown in the table.Wherein the height unit of bicycle rim section is mm.
| Figure | Fig. 5, Fig. 6 Fig. 7, Fig. 8 | Fig. 9, Figure 10 Figure 11, Figure 12 | Fig. 4, Figure 13, Figure 14, Figure 15 Figure 16, Figure 17, Figure 18 |
| The height of section of the |
30 | 37 | 42.2 |
In conjunction with upper table as can be known, the height of bicycle rim section of the present invention can be arbitrary height between the 30mm-42.2mm.
The width of spoke mounting part 6 can change according to the requirement of spoke copperhead, so no matter above width has any variation, all should list protection scope of the present invention in.
In conjunction with Fig. 4, Fig. 5, Fig. 7, Fig. 9, Figure 11, Figure 13, Figure 15, Figure 17 as can be known: be to be connected with the high section 1 of circular arc mode and both walls between the wide bottom 4 of tire of the present invention, namely the cross sectional shape of the wide bottom 4 of tire is circular arc.
In conjunction with Fig. 6, Figure 10, Figure 14, Figure 18 as can be known: be to be connected with the high section 1 of broken line mode and both walls between the wide bottom 4 of tire of the present invention, namely the cross sectional shape of the wide bottom 4 of tire is broken line.
In conjunction with Fig. 8, Figure 12, Figure 16 as can be known: be to be connected with the high section 1 of linear fashion and both walls between the wide bottom 4 of tire of the present invention, namely the cross sectional shape of the wide bottom 4 of tire is straight line.
In conjunction with Fig. 4, Fig. 5, Fig. 7, Fig. 9, Figure 11, Figure 13, Figure 15, Figure 16, Figure 17 as can be known: the outer edge that spoke mounting part 6 connects is to connect and compose with circular arc and both sides external wall section 5, and namely spoke outer rim cross section is circular arc.
In conjunction with Fig. 6, Figure 10, Figure 14, Figure 18 as can be known: the outer edge that spoke mounting part 6 connects is to connect and compose with form of straight lines and both sides external wall section 5, and namely spoke outer rim cross section is straight line.
In conjunction with Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 9, Figure 10, Figure 11, Figure 13, Figure 14, Figure 15, Figure 16 as can be known: the inner edge portion that spoke mounting part 6 connects is to connect and compose with form of straight lines and both sides external wall section 5, and namely spoke inner edge cross section is straight line.
In conjunction with Fig. 8, Figure 12, Figure 17, Figure 18 as can be known, the inner edge portion that spoke mounting part 6 connects is to connect and compose with camber line form and both sides external wall section 5, and namely the outer inner edge cross section of spoke is camber line.Wherein, the camber line opening upwards in spoke mounting part inner edge cross section among Fig. 8, Figure 12, Figure 18, and the camber line in Figure 17 spoke mounting part inner edge cross section Open Side Down.
Spoke mounting part 6 can be connected with both sides external wall section 5 according to different requirements, and the cross sectional shape of spoke mounting part 6 also is not limited in camber line, straight line etc., and other shape of the difference in spoke mounting part 6 cross sections all should be listed protection scope of the present invention in.
[0072]
Claims (6)
1. bicycle rim that section is V-type, it comprises:
A tyre mounting part can be mounted thereto with tire; Described tyre mounting part is captiveed joint with tire bottom width section by two high sections of wall of symmetry and is consisted of U-shaped, the two ends captive joint limes marginis section of described U-shaped tyre mounting part;
An annular spoke mounting portion of captiveing joint with tyre mounting part; Described annular spoke mounting part connects and composes ring-type with tire bottom width section and spoke mounting part respectively by both sides external wall section;
Wherein, in the described bicycle V shaped wheel circle section, the wall thickness of wheel rim can be ignored with respect to the height of the high section of wall and the height of external wall section, and with regard to the wheel rim section, the high section of wall and external wall section all can be considered line segment;
It is characterized in that: the high section of described wall and described external wall section point-blank, and there are common end points in the high section of described wall and described external wall section.
2. a kind of section according to claim 1 bicycle rim that is V-type, it is characterized in that: the width of any section can change according to the width of tire between the both walls height.
3. a kind of section according to claim 1 bicycle rim that is V-type, it is characterized in that: the width between the both sides limes marginis section can change according to the width of tire.
4. a kind of section according to claim 1 bicycle rim that is V-type, it is characterized in that: the altitude range of described bicycle rim section is the arbitrary height between the 30mm-42.2mm.
5. according to claim 1,2,3 or 4 described a kind of sections bicycle rim that is V-type, it is characterized in that: tire bottom width section cross section can require be connected with the high section of both walls with the mode of linearity or circular arc according to difference.
6. according to claim 1,2,3 or 4 described a kind of sections bicycle rim that is V-type, it is characterized in that: the spoke mounting part cross section can require be connected with both sides external wall section with the mode of linearity or circular arc according to difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810167377 CN101554827B (en) | 2008-11-12 | 2008-11-12 | Bicycle rim with V-shaped section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810167377 CN101554827B (en) | 2008-11-12 | 2008-11-12 | Bicycle rim with V-shaped section |
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| Publication Number | Publication Date |
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| CN101554827A CN101554827A (en) | 2009-10-14 |
| CN101554827B true CN101554827B (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200810167377 Active CN101554827B (en) | 2008-11-12 | 2008-11-12 | Bicycle rim with V-shaped section |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2947482B1 (en) * | 2009-07-02 | 2012-05-18 | Salomon Sas | PNEUMATIC FOR CYCLE |
| US9656516B2 (en) | 2010-05-07 | 2017-05-23 | Sram, Llc | Bicycle rim |
| US10717321B2 (en) * | 2017-03-13 | 2020-07-21 | Shimano Inc. | Bicycle rim, bicycle rim printing apparatus, and printing method of printing non-contact printed deposit on annular rim body |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW376033U (en) * | 1998-05-07 | 1999-12-01 | Alex Machine Ind Co Ltd | Structure of bicycle rim with nut guide inside |
| TW406639U (en) * | 1999-08-16 | 2000-09-21 | Alex Machine Ind Co Ltd | Bicycle rim structure with H shape cross-section |
| CN2412770Y (en) * | 2000-02-17 | 2001-01-03 | 亚猎士工业股份有限公司 | Bicycle wheel rim having double-prob spoke nipple |
| CN2429351Y (en) * | 2000-05-17 | 2001-05-09 | 亚猎士工业股份有限公司 | Bicycle rim with good braking function |
| CN2589226Y (en) * | 2002-12-18 | 2003-12-03 | 锦祥产业股份有限公司 | Composite material bicycle wheel rim |
| CN201366904Y (en) * | 2008-11-12 | 2009-12-23 | 昆山亨利金属科技有限公司 | Bicycle wheel rim with V-shaped cross section |
-
2008
- 2008-11-12 CN CN 200810167377 patent/CN101554827B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW376033U (en) * | 1998-05-07 | 1999-12-01 | Alex Machine Ind Co Ltd | Structure of bicycle rim with nut guide inside |
| TW406639U (en) * | 1999-08-16 | 2000-09-21 | Alex Machine Ind Co Ltd | Bicycle rim structure with H shape cross-section |
| CN2412770Y (en) * | 2000-02-17 | 2001-01-03 | 亚猎士工业股份有限公司 | Bicycle wheel rim having double-prob spoke nipple |
| CN2429351Y (en) * | 2000-05-17 | 2001-05-09 | 亚猎士工业股份有限公司 | Bicycle rim with good braking function |
| CN2589226Y (en) * | 2002-12-18 | 2003-12-03 | 锦祥产业股份有限公司 | Composite material bicycle wheel rim |
| CN201366904Y (en) * | 2008-11-12 | 2009-12-23 | 昆山亨利金属科技有限公司 | Bicycle wheel rim with V-shaped cross section |
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| CN101554827A (en) | 2009-10-14 |
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Owner name: DINGMEI (KUNSHAN) NEW MATERIAL TECHNOLOGY CO., LTD Free format text: FORMER OWNER: KUNSHAN HENRY METAL TECHNOLOGY CO., LTD. Effective date: 20141231 |
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Effective date of registration: 20141231 Address after: 215300 No. 118 South Pengxi Road, Kunshan Development Zone, Suzhou, Jiangsu Patentee after: Ding magnesium (Kunshan) new Mstar Technology Ltd Address before: 215300 No. 111, Heilongjiang Road, Kunshan Development Zone, Jiangsu Patentee before: Kunshan Henry Metal Technology Co., Ltd. |
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Address after: 215300 No.118, Pengxi South Road, Kunshan Development Zone, Suzhou City, Jiangsu Province Patentee after: Dingmg New Material Technology Co.,Ltd. Address before: 215300 No.118, Pengxi South Road, Kunshan Development Zone, Suzhou City, Jiangsu Province Patentee before: D.MAG (KUNSHAN) NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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