CN102950967A - Tubeless rim - Google Patents
Tubeless rim Download PDFInfo
- Publication number
- CN102950967A CN102950967A CN2012100305265A CN201210030526A CN102950967A CN 102950967 A CN102950967 A CN 102950967A CN 2012100305265 A CN2012100305265 A CN 2012100305265A CN 201210030526 A CN201210030526 A CN 201210030526A CN 102950967 A CN102950967 A CN 102950967A
- Authority
- CN
- China
- Prior art keywords
- rim
- conical surface
- tapered portion
- wheel rim
- vertical
- 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.)
- Pending
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
- B60B21/02—Rims characterised by transverse section
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
- B60B21/02—Rims characterised by transverse section
- B60B21/026—Rims characterised by transverse section the shape of rim well
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- 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
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- 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
- B60B21/068—Rims characterised by means for attaching spokes, i.e. spoke seats the spoke seat comprising sealing means, e.g. for tubeless racing bike tyres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/112—Costs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/50—Improvement of
- B60B2900/511—Sealing
Abstract
The invention discloses a tubeless rim which comprises a rim edge, a rim, a rim bottom, a rim inclined surface, a rim flange, a first vertical conical surface, an inclined conical surface, a second vertical conical surface, a bottom conical surface, an arc part and a protruding conical part, wherein the rim edge is arranged at the top end of the rim; the rim bottom is positioned at the bottom end of the rim; the protruding conical part is arranged at the rim bottom; the inclined conical surface and the bottom conical surface are sequentially positioned below the protruding conical part; the second vertical conical surface is positioned on two sides of the protruding conical part; the first vertical conical surface is positioned between the arc part and the protruding conical part; and the rim edge is positioned between the rim inclined surface and the arc part. According to the tubeless rim, the cost is reduced, and a sealing effect of a sealing piece is ensured.
Description
Technical field
The present invention relates to wheel manufacturing technology field, particularly relate to a kind of inner-tyre-free rim.
Background technology
Development along with vehicle manufacturing technologies such as motor bikes, tubeless tires (being commonly called as vacuum tyre) has been widely used on automobile, motor bike and the bicycle etc., this is because tubeless tires has higher elasticity and resistance to abrasion, and good adhesive ability and heat dispersion are arranged.
The patent No. is that the Chinese patent of CN200710161514.5 discloses a kind of tubeless rim and manufacture method thereof, this tubeless rim is by steel ring, wheel hub and connection are arranged between steel ring and the wheel hub, the whole wire spoke of arranging radially consists of, steel ring is made by hard metal material, be provided with intermediate groove and be positioned at the groove both sides, steel ring main body and every sq cm that upper flanged left and right sides flange consists of can bear 7 kilograms of pressure at least, has the leakproofing material formation that the flexible silicone material of good anti-folding is made, the left and right sides of groove is provided with the near side (ns) edge, the left and right sides of being convenient to withhold the position limiting sealed material near welding respectively on the sidewall of curved protuberance, main body is bending, the root edge is the crosswise concaving shape, band is towards the spacing snapping board of withholding elbow of groove below bending on the anterior edge, this tubeless rim must be at the left and right sides of groove madial wall difference welded limiting snapping board, can increase Fabrication procedure and cost like this, easily come off if spacing snapping board welds bad leakproofing material, thereby cause wire spoke to pierce through tire and cause vehicle hidden danger.In use simultaneously, need to be when installing leakproofing material, the pressing hasp plate; And when replacing spoke next time, need to break snapping board into two with one's hands, take out again leakproofing material.Troublesome poeration also easily makes snapping board collapse and takes off.
U.S. Patent number US7487811 discloses and has exempted from inner tube of a tyre design, owing to being that the protruding glove that the corresponding construction at the buckle structure chucking leakproofing material two ends of caving in is set by being positioned at the inner both sides of wheel rim is realized sealing, because the applying length in cross section is too small, cause fitting area too small, particularly for the wide cut wheel rim, binding face is less with respect to whole leakproofing material area, very easily causes sealing property to reduce, and makes the Leakage Gas of inside tires.The leakproofing material thin and thick difference of this kind design is larger simultaneously, easily causes the breakage of leakproofing material, thereby causes seal failure.
Summary of the invention
Technical matters to be solved by this invention provides a kind of inner-tyre-free rim, and it reduces cost, and guarantees the sealing effectiveness of sealing member.
The present invention solves above-mentioned technical matters by following technical proposals: a kind of inner-tyre-free rim, it is characterized in that, it comprises rim edge, wheel rim, rim base, the wheel rim inclined-plane, rim flange, the first vertical conical surface, the inclination conical surface, the second vertical conical surface, the bottom conical surface, arc sections, outstanding tapered portion, rim edge is positioned at the top of wheel rim, rim base is positioned at the bottom of wheel rim, outstanding tapered portion is located on the rim base, the inclination conical surface, the bottom conical surface is positioned at the below of outstanding tapered portion successively, the second vertical conical surface is positioned at the both sides of outstanding tapered portion, the first vertical conical surface is between arc sections and outstanding tapered portion, and rim flange is between wheel rim inclined-plane and arc sections.
Preferably, the described inclination conical surface becomes 15 degree to 60 degree angles with the bottom conical surface.
Preferably, be fitted with a sealing member on the described outstanding tapered portion.
Positive progressive effect of the present invention is: the present invention reduces cost, and guarantees the sealing effectiveness of sealing member.
Description of drawings
Fig. 1 is the structural representation of inner-tyre-free rim of the present invention.
Fig. 2 is the structural representation that inner-tyre-free rim of the present invention and tire are installed together.
The specific embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.As depicted in figs. 1 and 2, inner-tyre-free rim of the present invention comprises rim edge 3, wheel rim 4, rim base 5, wheel rim inclined-plane 7, rim flange 8, the first vertical conical surface 9, the inclination conical surface 10, the second vertical conical surface 11, the bottom conical surface 12, arc sections 13, outstanding tapered portion 15, rim edge 3 is positioned at the top of wheel rim 4, rim base 5 is positioned at the bottom of wheel rim 4, outstanding tapered portion 15 is located on the rim base 5, the inclination conical surface 10, the bottom conical surface 12 is positioned at the below of outstanding tapered portion 15 successively, the second vertical conical surface 11 is positioned at the both sides of outstanding tapered portion 15, the first vertical conical surface 9 is between arc sections 13 and outstanding tapered portion 15, and rim flange 8 is between wheel rim inclined-plane 7 and arc sections 13.Be fitted with a sealing member 14 on the outstanding tapered portion 15.
Be provided with two outstanding tapered portion 15 on the rim base 5, these two outstanding tapered portion are symmetrical with the wheel rim centre plane.The inclination conical surface 10 and rim base 5 are integral, and the bottom is towards the centre plane part, and 12 one-tenth 15 degree of the inclination conical surface 10 and the bottom conical surface are to 60 degree angles.The 10 top bendings of the inclination conical surface form the vertical conical surface 11, and the vertical conical surface 11 is parallel with centre plane or becomes less than 15 to spend angles.
As depicted in figs. 1 and 2, sealing member 14 is according to the air pressure by the tire space between self elastic force, wheel rim and the tire, be fitted on the outstanding tapered portion of rim base, the conical surface 12, the inclination conical surface 10, the second vertical conical surface 11 extend to the airtight curved surface of arc sections 13 always bottom forming.Make sealing member 14 form an airtight tire space 6 together with rim flange 8, wheel rim inclined-plane 7 and tire 1.
The manufacturing process of wheel rim is as follows: aluminum alloy 7050 extrudates of making this customization according to section drawing paper, do circular through forming machine the straight line section bar, again through cutting off and closing up, by welding the two ends weld together of section bar, then remove welding slag, justify and polishing in annealed, school again, forms spoke hole by pcketing, advance bakingout process and anodization again and namely can be made into wheel rim, this wheel rim applying tire is good.
Sealing member can be seal ring, and the manufacturing process of seal ring is as follows: open the silica gel forming mould according to cross sectional shape, produce silica gel sealing ring with the mode of injection moulding in mould.After the moulding, stamping-out goes out the circular hole of one and valve size same diameter again.A part of space is stayed in the sealing member bottom, sealing member distortion when the inside tires pressurized, and the motion of cooperation spoke nut.The sealing member bottom has the inclination outshot and with tapering, energy and wheel rim fit tightly during pressurized.
Spoke hub and wheel rim are installed together, behind balanced adjustment, sealing member are enclosed within rim base and cover the spoke nut head and the wheel rim spoke hole.And with the valve alignment of the small sircle hole of sealing member and wheel rim, install be used to the valve of exempting from the inner tube of a tyre, namely finish sealing.Be loaded on the cover tire inflation of exempting from inner tube of a tyre wheel rim.
The present invention increases outstanding tapered portion with the area of contact of fixing seals and wheel rim at rim base, and increase and the inclination conical surface and the vertical conical surface have occurred, to increase the area of contact of sealing member and wheel rim, particularly for the wide cut wheel rim, guaranteed to realize sealing near there being enough seal areas around the spoke hole by self elastic force and the air pressure in the tire space.The present invention is the position of the fit sealing spare rim base near the spoke hole place, thereby makes more sealing area near the spoke hole position of easily leaking, and guarantees the effect that seals to reach.The present invention guarantees that the gas in airtight tire space can not reveal by spoke hole.The present invention makes simply, can reduce cost.Rim edge is gradient, better fits with tire.Around gas is evenly also pressed in the tire center stressed, tire, the lower seals uniform stressed.Be subjected to make whole sealing member be in pressured state behind the air pressure, sealing member is in all the time pressured state and guarantees sealed bottom when being subjected to air pressure.When being subjected to air pressure, outstanding tapered portion can closely fit, simultaneously assembling.Rim base and arc sections 13 are gradient, guarantee to be subjected to pressurized seal.
Above-described embodiment is not as a limitation of the invention, all any modifications of doing within the scope of the invention, is equal to replacement, improvement etc., all belongs to protection scope of the present invention.
Claims (3)
1. inner-tyre-free rim, it is characterized in that, it comprises rim edge, wheel rim, rim base, the wheel rim inclined-plane, rim flange, the first vertical conical surface, the inclination conical surface, the second vertical conical surface, the bottom conical surface, arc sections, outstanding tapered portion, rim edge is positioned at the top of wheel rim, rim base is positioned at the bottom of wheel rim, outstanding tapered portion is located on the rim base, the inclination conical surface, the bottom conical surface is positioned at the below of outstanding tapered portion successively, the second vertical conical surface is positioned at the both sides of outstanding tapered portion, the first vertical conical surface is between arc sections and outstanding tapered portion, and rim flange is between wheel rim inclined-plane and arc sections.
2. inner-tyre-free rim as claimed in claim 1 is characterized in that, the described inclination conical surface becomes 15 degree to 60 degree angles with the bottom conical surface.
3. inner-tyre-free rim as claimed in claim 1 is characterized in that, is fitted with a sealing member on the described outstanding tapered portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100305265A CN102950967A (en) | 2012-02-10 | 2012-02-10 | Tubeless rim |
| PCT/CN2012/084398 WO2013117093A1 (en) | 2012-02-10 | 2012-11-09 | Tubeless wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100305265A CN102950967A (en) | 2012-02-10 | 2012-02-10 | Tubeless rim |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102950967A true CN102950967A (en) | 2013-03-06 |
Family
ID=47760577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100305265A Pending CN102950967A (en) | 2012-02-10 | 2012-02-10 | Tubeless rim |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102950967A (en) |
| WO (1) | WO2013117093A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202388A (en) * | 2017-07-07 | 2019-01-15 | 天津爱安特精密机械有限公司 | A kind of process of preparing of aluminum alloy synchronous belt wheel |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1103365A (en) * | 1993-03-15 | 1995-06-07 | 乔治·南德尔·阿劳尔 | Sealing unit used in tyreless radial spoke wheel |
| EP0893280A1 (en) * | 1997-07-25 | 1999-01-27 | Mavic S.A. | Bicycle rim for mounting tubeless tyres and bicycle wheel |
| CN1469818A (en) * | 2000-10-17 | 2004-01-21 | ά���������ʹɷݹ�˾ | Rim for mounting tubeless tires, particularly for bicycles, motorcycles and mopeds |
| US6752187B1 (en) * | 2002-12-30 | 2004-06-22 | Tseng-Ping Tien | Bicycle wheel rim adapted to mount a tubeless tire of a large size |
| EP2189303A1 (en) * | 2008-11-24 | 2010-05-26 | Behr Industry Reichenbach GmbH | Rim for a spoked wheel |
| CN202753690U (en) * | 2012-02-10 | 2013-02-27 | 上海康适达轮圈有限公司 | Tubeless wheel rim |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8516521D0 (en) * | 1985-06-29 | 1985-07-31 | Sp Tyres Uk Ltd | Vehicle wheel |
| JPS62227801A (en) * | 1986-03-28 | 1987-10-06 | Sumitomo Rubber Ind Ltd | Wheel for motorcycle |
| JP2005212739A (en) * | 2004-02-02 | 2005-08-11 | Yokohama Rubber Co Ltd:The | Wheel for tubeless tire |
| DE102004055892B4 (en) * | 2004-11-19 | 2010-12-09 | Ktm-Sportmotorcycle Ag | Spoked wheel rim for tubeless tires |
| EP2033809B1 (en) * | 2007-09-07 | 2012-06-13 | Kunshan Henry Metal Technology Co., Ltd. | Motorcycle wheel rim and method of making the same |
-
2012
- 2012-02-10 CN CN2012100305265A patent/CN102950967A/en active Pending
- 2012-11-09 WO PCT/CN2012/084398 patent/WO2013117093A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1103365A (en) * | 1993-03-15 | 1995-06-07 | 乔治·南德尔·阿劳尔 | Sealing unit used in tyreless radial spoke wheel |
| EP0893280A1 (en) * | 1997-07-25 | 1999-01-27 | Mavic S.A. | Bicycle rim for mounting tubeless tyres and bicycle wheel |
| CN1469818A (en) * | 2000-10-17 | 2004-01-21 | ά���������ʹɷݹ�˾ | Rim for mounting tubeless tires, particularly for bicycles, motorcycles and mopeds |
| US6752187B1 (en) * | 2002-12-30 | 2004-06-22 | Tseng-Ping Tien | Bicycle wheel rim adapted to mount a tubeless tire of a large size |
| EP2189303A1 (en) * | 2008-11-24 | 2010-05-26 | Behr Industry Reichenbach GmbH | Rim for a spoked wheel |
| CN202753690U (en) * | 2012-02-10 | 2013-02-27 | 上海康适达轮圈有限公司 | Tubeless wheel rim |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109202388A (en) * | 2017-07-07 | 2019-01-15 | 天津爱安特精密机械有限公司 | A kind of process of preparing of aluminum alloy synchronous belt wheel |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013117093A1 (en) | 2013-08-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C05 | Deemed withdrawal (patent law before 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130306 |