CN109606014B - Bicycle rim - Google Patents
Bicycle rim Download PDFInfo
- Publication number
- CN109606014B CN109606014B CN201811644264.5A CN201811644264A CN109606014B CN 109606014 B CN109606014 B CN 109606014B CN 201811644264 A CN201811644264 A CN 201811644264A CN 109606014 B CN109606014 B CN 109606014B
- Authority
- CN
- China
- Prior art keywords
- wind resistance
- side wall
- joint part
- rim
- resistance channel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
- B60B21/06—Rims characterised by means for attaching spokes, i.e. spoke seats
- B60B21/062—Rims characterised by means for attaching spokes, i.e. spoke seats for bicycles
Abstract
The invention discloses a bicycle rim, relates to the technical field of bicycles, and solves the technical problem that the rotating efficiency of the rim is reduced due to the fact that the rim is greatly influenced by wind resistance when rotating. The wheel rim riding rotating device is technically characterized by comprising a tire joint part and a spoke joint part which are arranged in an annular shape at a concentric interval, and a first side wall and a second side wall which are respectively positioned on two sides of the tire joint part and are integrally formed, wherein a first wind resistance channel and a second wind resistance channel are respectively reserved on the first side wall and the second side wall, the first wind resistance channel and the second wind resistance channel are positioned on the first side wall and the second side wall and are circumferentially arranged in an annular shape, a plurality of first connecting parts and a plurality of second connecting parts are respectively arranged between the first wind resistance channel and the second wind resistance channel in an integrated circumferential interval manner, and the first wind resistance channel and the second wind resistance channel are respectively divided into a plurality of first wind resistance holes and second wind resistance holes which are arranged at intervals by the plurality of first connecting parts and the plurality of second connecting parts.
Description
Technical Field
The invention relates to the technical field of bicycles, in particular to a bicycle rim and a bicycle.
Background
Chinese patent publication No. CN102223784B discloses a rim for a bicycle wheel having a tire, a hub and spokes, the bicycle rim comprising:
a radially outer tire engaging portion;
a radially inner spoke-engaging portion;
a first sidewall and a second sidewall spaced apart from the first sidewall, the first and second sidewalls extending between the tire-engaging portion and the spoke-engaging portion;
the tire-engaging and spoke-engaging portions and the first and second sidewalls form a toroidal body in which a cross-section formed by the rim and the tire mounted thereon is substantially elliptical, and the maximum width of the first and second sidewalls of the rim are disposed closer to the spoke-engaging portions than the tire-engaging portions.
Similar to the bicycle rim in the prior art, the tire joint portion is used for being sleeved and connected with a tire, and the tire joint portion and the spoke joint portion are integrally connected through the first side wall and the second side wall, so that the inside of the rim is arranged in a spaced hollow manner. Because in the current self-weighing rim, the tire joint portion, the spoke joint portion, the first side wall and the second side wall are all sealed the setting as an organic whole for when the bicycle is ridden the rim rotates, the area that the first side wall and the second side wall of rim both sides were drawn the rim with the air and are contacted is great, leads to because of the air friction resistance that the rim rotation produced is great, has reduced the rotation efficiency of riding of rim because the windage is great.
Disclosure of Invention
The invention aims to provide a bicycle rim, which has the advantages of reducing wind resistance on rim rotation and improving rim riding rotation efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: a bicycle rim comprises a tire joint part and a spoke joint part which are arranged in an annular and concentric mode at intervals, and a first side wall and a second side wall which are integrally formed on two sides of the tire joint part respectively, wherein a first wind resistance channel and a second wind resistance channel are reserved on the first side wall and the second side wall respectively, the first wind resistance channel and the second wind resistance channel are located on the first side wall and the second side wall and circumferentially arranged in an annular mode, a plurality of first connecting parts and a plurality of second connecting parts are arranged between the first wind resistance channel and the second wind resistance channel respectively at intervals in an integrated circumferential mode, and the first wind resistance channel and the second wind resistance channel are divided into a plurality of first wind resistance holes and second wind resistance holes which are arranged at intervals by the first connecting parts and the second connecting parts respectively.
Through adopting above-mentioned technical scheme, the tire joint portion is used for supplying the tire to install on the rim, guarantees the stability in tire position on the rim. The spoke joint part is used for fixing the end part of one end of a spoke on the rim, so that the reinforcing effect of the spoke on the rim structure is ensured. The first wind resistance channel and the second wind resistance channel are respectively arranged on the first side wall and the second side wall and are separated into a plurality of first wind resistance holes and second wind resistance holes by first connecting parts and second connecting parts which are arranged at intervals. The shaping setting in first choke hole and second choke hole makes when guaranteeing first connecting portion and second connecting portion to the structural support intensity of wheel rim, has reduced the area of contact between wheel rim both sides surface and the air when the wheel rim rotates, has reduced the air friction that first lateral wall and second lateral wall received to the windage that receives when having reduced the wheel rim and having rotated has promoted the rotation efficiency that the wheel rim was ridden.
The invention is further configured to: the first connecting portion and the second connecting portion are arranged in a plate shape, and the first connecting portion and the second connecting portion are arranged on the first wind resistance channel and the second wind resistance channel in an inclined mode.
Through adopting above-mentioned technical scheme, the slope setting of first connecting portion and second connecting portion for when the wheel rim rotates, the wheel rim both sides are because of the air current that the rotation produced flows along the incline direction of first connecting portion and second connecting portion and pass the wheel rim, play the drainage guide effect to air current.
The invention is further configured to: the first wind resistance hole is arranged on the first side wall, and the position of the first wind resistance hole is arranged on one side of the second wind resistance hole, which is opposite to the forward and rotation direction of the rim in the projection direction on the first side wall.
Through adopting above-mentioned technical scheme, first windage hole and second windage hole are in the skew setting of wheel rim both sides for first windage hole all is located the flow direction of air current with second windage hole, promotes the speed that the air current flows, further reduces the influence of air current to wheel rim pivoted, thereby promotes the rotation efficiency of wheel rim.
The invention is further configured to: the width of the tire-engaging portion annulus is greater than the width of the spoke-engaging portion such that the first sidewall and the second sidewall are inclined and the direction of inclination is inclined inwardly from the tire-engaging portion to the spoke-engaging portion side.
By adopting the technical scheme, the side wall surface of the rim is provided with the inclined surface, so that the air flow generated by air friction on the peripheral surfaces of the first wind resistance channel and the second wind resistance channel can be guided when the rim rotates, and the air resistance on the rim wheel surface can be further reduced.
The invention is further configured to: the outer ring surface of the tire joint part, which is far away from one side of the spoke joint part, is arranged in a concave surface, and the bottom surface of the concave surface of the tire joint part protrudes towards one side of the spoke joint part to form an arc surface.
Through adopting above-mentioned technical scheme, the bottom surface of the concave surface of tire joint portion is used for increasing the laminating area of tire and tire joint portion, guarantees the stability of wheel platform position in the wheel rim, guarantees the result of use of wheel rim.
The invention is further configured to: the ring surface of the spoke joint part is provided with a plurality of mounting holes for inserting and fixing spoke ends along the axial direction.
Through adopting above-mentioned technical scheme, the offering of a plurality of mounting holes is used for supplying the spoke to be connected in the installation on the wheel rim on the spoke joint portion, and the equidistant setting of spoke is in order to guarantee that the spoke supports the structural support and the stress dispersion effect of wheel rim, further promotes the result of use of wheel rim.
The invention is further configured to: the annular surface of the spoke joint part is positioned between a pair of adjacent mounting holes and is fixedly provided with a mounting seat in an inserting and gluing way, and the rim is provided with a warning lamp group which is in threaded connection with the mounting seat.
Through adopting above-mentioned technical scheme, threaded connection's warning light group is used for sending when the wheel rim rotates brightly on the mount pad, plays the warning effect to around under night or the dim environment of light, promotes the security of riding, and warning light group can dismantle with the wheel rim to be connected and be used for riding passerby and select the installation.
Compared with the prior art, the invention has the beneficial effects that:
(1) the arrangement of the first wind resistance channel and the second wind resistance channel on the first side wall and the second side wall of the rim reduces the wind resistance received when the side walls of the rim rotate, and improves the rotating efficiency of the rim;
(2) the first wind resistance hole and the second wind resistance are arranged on a path of air flow on the side wall of the rim, so that the efficiency of air flow passing through the rim is improved, and the rotation efficiency of the rim is further improved;
(3) the riding safety under the dim environment is improved through the warning lamp set arranged on the wheel rim.
Drawings
FIG. 1 is a side view of a rim according to embodiment 1;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is a schematic structural view of a portion of the rim in embodiment 1;
FIG. 4 is an enlarged schematic view at B of FIG. 3;
FIG. 5 is a schematic structural view of embodiment 1;
FIG. 6 is an enlarged schematic view at C of FIG. 5;
FIG. 7 is a schematic side wall structure of the rim according to embodiment 2;
fig. 8 is an enlarged schematic view at D in fig. 7.
Reference numerals: 1. a tire engagement portion; 11. a limiting ring strip; 2. a spoke-engaging portion; 21. mounting holes; 22. a mounting seat; 23. a warning light group; 3. a first side wall; 4. a second side wall; 5. a first windage channel; 51. a first connection portion; 52. a first choke hole; 6. a second windage channel; 61. a second connecting portion; 62. and a second choke hole.
Detailed Description
The present invention will be described in detail below with reference to the drawings and examples.
Embodiment 1, a bicycle rim, as shown in fig. 2 and 4, includes a tire joint portion 1 and a spoke joint portion 2 that are arranged concentrically and at an interval, and a first sidewall 3 and a second sidewall 4 that are respectively located on two sides of the tire joint portion 1 and are formed integrally, a first wind resistance channel 5 and a second wind resistance channel 6 are respectively reserved on the first sidewall 3 and the second sidewall 4, a plurality of first connecting portions 51 and a plurality of second connecting portions 61 are respectively arranged in the first wind resistance channel 5 and the second wind resistance channel 6 at an interval, and the first wind resistance channel 5 and the second wind resistance channel 6 are respectively divided into a plurality of first wind resistance holes 52 and second wind resistance holes 62 that are arranged at an interval by the plurality of first connecting portions 51 and the second connecting portions 61. Through the arrangement of the first wind blocking hole 52 and the second wind blocking hole 62, the air resistance borne by the first side wall 3 and the second side wall 4 when the rim rotates is reduced, and the rotation efficiency of the rim is improved.
As shown in fig. 2 and 4, the tire-engaging portion 1 is located on the outer periphery of the spoke-engaging portion 2, and the annular surface of the tire-engaging portion 1 on the side close to the spoke-engaging portion 2 is an arc-shaped surface protruding toward the spoke-engaging portion 2, and the surface thereof away from the spoke-engaging portion 2 is a concave surface, and the bottom surface thereof is also an arc-shaped surface protruding toward the spoke-engaging portion 2. In this embodiment, the two sides of the opening surface of the concave surface of the tire joint part 1 extend inwards to form the limiting ring strips 11, and the limiting ring strips 11 extend horizontally towards the opening surface along the opening edge of the concave surface of the tire joint part 1. The spoke joint part 2 protrudes towards the side far away from the tire joint part 1 to form an arc-shaped surface, and the width of the spoke joint part 2 is smaller than that of the tire joint part 1, so that the first side wall 3 and the second side wall 4 which are integrally connected to the two sides of the spoke joint part 2 and the tire joint part 1 are arranged in an inclined plane, and the inclined direction of the first side wall and the second side wall is inclined inwards from the tire joint part 1 towards the side of the spoke joint part 2. With reference to fig. 6, the annular surface of the spoke attachment portion 2 on the side away from the tire attachment portion 1 is provided with a plurality of mounting holes 21 along the axial direction thereof for inserting and fixing spoke tips. An installation seat 22 is fixedly connected between a pair of adjacent installation holes 21 on the inner wall of the spoke joint part 2 facing the tire joint part 1 in an inserting and gluing mode, and a warning lamp group 23 is installed on the installation seat 22 between the spoke joint part 2 and the tire joint part 1 in a threaded mode.
As shown in fig. 2 and 4, the first wind resistance channel 5 and the second wind resistance channel 6 are located on the first side wall 3 and the second side wall 4 and circumferentially arranged in a ring shape. The first connecting portion 51 and the second connecting portion 61 are respectively integrally connected and circumferentially arranged on the annular side walls of the first wind resistance channel 5 and the second wind resistance channel 6 at equal intervals, and are located on the same plane with the first side wall 3 and the second side wall 4. The first wind resistance hole is arranged on the first side wall 3 and is positioned at one side of the second wind resistance hole which is projected on the first side wall 3 and is opposite to the rotation direction of the advancing wheel rim. The first connecting portions 51 and the second connecting portions 61 are disposed in a plate shape, and the middle positions of the first connecting portions 51 and the second connecting portions 61 are disposed obliquely along the interval between the tire engaging portion 1 and the spoke engaging portion 2 in the opposite direction of the rim advancing and rotating direction. In this embodiment, the first connecting portion 51 and the second connecting portion 61 are both in the shape of a strip plate, the first connecting portion 51 is disposed on the first sidewall 3 in an inclined manner, and one end thereof adjacent to the tire engaging portion 1 is located at a position thereof counterclockwise adjacent to one end of the tire engaging portion 1. The second connecting portion 61 is also disposed on the second sidewall 4 in an inclined manner, and one end of the second connecting portion adjacent to the tire engaging portion 1 is located at a clockwise position of one end of the second connecting portion adjacent to the tire engaging portion 1, so that the first connecting portion 51 and the second connecting portion 61 are combined into a triangular arrangement on two sides of the rim in a staggered manner.
Example 2: a bicycle rim, as shown in FIG. 8, is different from the embodiment 1 in that both sides of the opening surface of the concave surface of the tire engaging part 1 in the embodiment are arranged in a plane. In this embodiment, the first connecting portions 51 and the second connecting portions 61 are fan-shaped plates with the same shape, the interval between adjacent first connecting portions 51 and adjacent second connecting portions 61 is triangular, and the triangular tip of the triangular tip is disposed toward the center of the rim.
The working process and the beneficial effects of the invention are as follows: when the rim rotates, the air flow generated by the rotation on the first side wall 3 and the second side wall 4 passes through the first wind resistance hole and the second wind resistance hole. Through first connecting portion 51, second connecting portion 61, the cooperation setting of first windage passageway 5 and second windage passageway 6, make first windage hole and second windage hole cooperation shaping, the area of contact between the first side wall 3 and the 4 surfaces of second side wall and the air of wheel circle both sides when having reduced the wheel circle and rotating, the air friction that first side wall 3 and second side wall 4 received has been reduced, thereby the windage that receives when having reduced the wheel circle and rotating, the rotation efficiency that the wheel circle was ridden has been promoted.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (3)
1. The utility model provides a bicycle rim, is including being annular and concentric interval set up tire joint portion (1) and spoke joint portion (2) and being located tire joint portion (1) both sides integrated into one piece's first lateral wall (3) and second lateral wall (4) respectively, its characterized in that: a first wind resistance channel (5) and a second wind resistance channel (6) are reserved on the first side wall (3) and the second side wall (4) respectively, the first wind resistance channel (5) and the second wind resistance channel (6) are positioned on the first side wall (3) and the second side wall (4) and are arranged in an annular shape in a circumferential surrounding mode, a plurality of first connecting portions (51) and second connecting portions (61) are integrally and circumferentially arranged between the first wind resistance channel (5) and the second wind resistance channel (6) respectively, and the first wind resistance channel (5) and the second wind resistance channel (6) are divided into a plurality of first wind resistance holes (52) and second wind resistance holes (62) which are arranged at intervals by the plurality of first connecting portions (51) and the second connecting portions (61) respectively;
the first connecting part (51) and the second connecting part (61) are arranged in a plate shape, and the first connecting part (51) and the second connecting part (61) are positioned on the first wind resistance channel (5) and the second wind resistance channel (6) and are obliquely arranged;
the outer ring surface of one side, far away from the spoke joint part (2), of the tire joint part (1) is a concave surface, and the bottom surface of the concave surface of the tire joint part (1) protrudes towards one side of the spoke joint part (2) to form an arc surface;
the ring surface of the spoke joint part (2) is provided with a plurality of mounting holes (21) for inserting and fixing spoke ends along the axial direction;
the annular surface of the spoke joint part (2) is positioned between a pair of adjacent mounting holes (21) and is fixedly provided with a mounting seat (22) in an inserting and gluing mode, and the rim is provided with a warning lamp group (23) in threaded connection with the mounting seat (22).
2. The bicycle rim of claim 1, wherein: the first wind resistance hole is arranged on the first side wall (3) and is positioned at one side of the second wind resistance hole, which is opposite to the advancing and rotating direction of the rim and projects on the first side wall (3).
3. The bicycle rim of claim 2, wherein: the width of the annular surface of the tire joint part (1) is larger than that of the spoke joint part (2), so that the first side wall (3) and the second side wall (4) are obliquely arranged, and the oblique direction is inwards inclined from the tire joint part (1) to one side of the spoke joint part (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644264.5A CN109606014B (en) | 2018-12-29 | 2018-12-29 | Bicycle rim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644264.5A CN109606014B (en) | 2018-12-29 | 2018-12-29 | Bicycle rim |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109606014A CN109606014A (en) | 2019-04-12 |
| CN109606014B true CN109606014B (en) | 2020-10-13 |
Family
ID=66015430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811644264.5A Expired - Fee Related CN109606014B (en) | 2018-12-29 | 2018-12-29 | Bicycle rim |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109606014B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203344620U (en) * | 2013-05-28 | 2013-12-18 | 双齐企业有限公司 | Rim of vehicle |
| CN105705342A (en) * | 2013-10-10 | 2016-06-22 | 标致·雪铁龙汽车公司 | Improved aerodynamic wheel trim for vehicle wheel |
| CN205768344U (en) * | 2016-07-01 | 2016-12-07 | 迪马斯（厦门）运动器材有限公司 | A kind of bicycle rim |
| DE202018100023U1 (en) * | 2018-01-03 | 2018-01-26 | Ming Suey Precision Ind. Co., Ltd. | wheel rim |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1069699A (en) * | 1991-08-21 | 1993-03-10 | 万通运动器材工业股份有限公司 | The Dishlike bicycle wheel that composite material is made |
| CN201385544Y (en) * | 2009-03-16 | 2010-01-20 | 兆胜碳纤科技股份有限公司 | Carbon fiber wheel disk for lowering crosswind resistance |
| CN201685648U (en) * | 2010-05-17 | 2010-12-29 | 厦门新富复材科技有限公司 | Improved structure of composite-material bicycle rim |
-
2018
- 2018-12-29 CN CN201811644264.5A patent/CN109606014B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203344620U (en) * | 2013-05-28 | 2013-12-18 | 双齐企业有限公司 | Rim of vehicle |
| CN105705342A (en) * | 2013-10-10 | 2016-06-22 | 标致·雪铁龙汽车公司 | Improved aerodynamic wheel trim for vehicle wheel |
| CN205768344U (en) * | 2016-07-01 | 2016-12-07 | 迪马斯（厦门）运动器材有限公司 | A kind of bicycle rim |
| DE202018100023U1 (en) * | 2018-01-03 | 2018-01-26 | Ming Suey Precision Ind. Co., Ltd. | wheel rim |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109606014A (en) | 2019-04-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20150103742A (en) | Rim, airless tire and hubcap designs configured to directionally convey air and methods for their use | |
| CN102407729B (en) | Wheel casing for forced ventilation/heat radiation to rim and brake | |
| US9505275B2 (en) | Tire/wheel structure | |
| CN109606014B (en) | Bicycle rim | |
| CN207120617U (en) | A kind of novel automobile hub | |
| WO2024007927A1 (en) | Tire blowout safety hub | |
| CN204099459U (en) | For the safety cover of vehicle brake, vehicle brake assembly and vehicle | |
| JP6214405B2 (en) | Vehicle wheel | |
| CN109515062B (en) | Aluminum alloy wheel hub | |
| CN208558863U (en) | A kind of Noise reduction tire | |
| CN208764149U (en) | A kind of hub-bearing unit that heat dissipation effect is excellent | |
| CN104527325B (en) | Automotive wheel | |
| CN102275459A (en) | Heat-dissipating wheel hub for automobiles | |
| JP2016088394A (en) | Wheel | |
| JP2019147460A (en) | Vehicle wheel structure | |
| CN205243943U (en) | Special wheel hub of cooling tower fan | |
| TW202124183A (en) | Bicycle rim | |
| US2945567A (en) | Wheel structure with brake drum cooling means | |
| RU2551U1 (en) | SAFE TIRE | |
| CN212604259U (en) | High ventilation type wheel spoke | |
| JP2012047242A (en) | Vehicle wheel | |
| JPH0319081B2 (en) | ||
| KR19990003278U (en) | Vehicle wheels with brake cooling | |
| CN215041843U (en) | Carbon fiber automobile wheel hub structure | |
| CN212921005U (en) | Balance car wheel hub and balance car wheel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201013 Termination date: 20211229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |