TWI701180B - A washer and a steering mechanism having the same - Google Patents
A washer and a steering mechanism having the same Download PDFInfo
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- TWI701180B TWI701180B TW108112855A TW108112855A TWI701180B TW I701180 B TWI701180 B TW I701180B TW 108112855 A TW108112855 A TW 108112855A TW 108112855 A TW108112855 A TW 108112855A TW I701180 B TWI701180 B TW I701180B
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- gasket
- cover
- front fork
- steering mechanism
- bearing assembly
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- Steering Devices For Bicycles And Motorcycles (AREA)
Abstract
Description
本發明有關於一種墊片及包括該墊片之自行車轉向機構片。 The invention relates to a gasket and a bicycle steering mechanism sheet including the gasket.
一般自行車把手轉向的順暢度取決於車頭碗組的結構。習知技術的車頭碗組供套設於一前叉轉向管,且車頭碗組設於一頭管與一把手立管之間,該車頭碗組係包含一上固定組件、一下固定組件與一卡固件。該上固定組件具有一可供與該把手立管沿一軸向相抵接之第一抵部;該下固定組件具有一可供與該頭管沿該軸向相抵接之第二抵部;該第二抵部可包含有一間隔件與一防塵件;該卡固件係可調整地緊迫抵接於該上、下固定組件至少其中一者。然而,在操作時,習知技術的間隔件會不斷地磨損前叉轉向管,甚至造成前叉轉向管的斷裂,導致使用壽命短。 In general, the smoothness of the steering of the bicycle handle depends on the structure of the headset. The prior art headset is set in a front fork steering tube, and the headset is set between a head tube and a handle riser. The headset includes an upper fixing component, a lower fixing component and a fastener . The upper fixing component has a first abutting portion capable of abutting against the handle riser along an axial direction; the lower fixing component has a second abutting portion capable of abutting against the head tube along the axial direction; the The second abutting portion may include a spacer and a dust-proof member; the clamping member can adjustably press against at least one of the upper and lower fixing components. However, during operation, the spacer of the prior art will continuously wear the front fork steering tube, and even cause the front fork steering tube to break, resulting in a short service life.
因此,有必要提供一種新穎且具有進步性之墊片及包括該墊片之自行車轉向機構,以解決上述之問題。 Therefore, it is necessary to provide a novel and progressive gasket and a bicycle steering mechanism including the gasket to solve the above-mentioned problems.
本發明之主要目的在於提供一種墊片及包括該墊片之自行車轉向機構,可防止損壞前叉豎管,進而延長使用壽命。 The main purpose of the present invention is to provide a gasket and a bicycle steering mechanism including the gasket, which can prevent damage to the front fork stem, thereby prolonging the service life.
為達成上述目的,本發明提供一種墊片,其供設於一車頭碗組及套設於一前叉豎管,該墊片之一內環面與該前叉豎管之一外周面相互面對面設置,該車頭碗組包括一蓋部及一培林組件,該墊片供設於該蓋部及該培林組件之間,該墊片可相對該前叉豎管自由轉動,該墊片的硬度小於該前叉豎管之硬度;其中,該前叉豎管朝一軸向延伸,該蓋部、該培林組件及該墊片朝該軸向設置,該墊片夾設於該蓋部及該培林組件之間。 In order to achieve the above-mentioned object, the present invention provides a gasket which is provided on a front headset and sleeved on a front fork standpipe, an inner ring surface of the gasket and an outer peripheral surface of the front fork standpipe face each other The headset headset includes a cover and a bearing assembly. The spacer is provided between the cover and the bearing assembly. The spacer can rotate freely relative to the front fork standpipe. The hardness is less than that of the front fork standpipe; wherein the front fork standpipe extends in an axial direction, the cover, the bearing assembly and the gasket are arranged in the axial direction, and the gasket is sandwiched between the cover and Between the bearing components.
為達成上述目的,本發明另提供一種自行車轉向機構,該自行車轉向機構包括如上所述的墊片,該自行車轉向機構另包括一車頭碗組,其供套設於一前叉豎管且設於一車頭管及一把手立管之間,該車頭碗組包括一供套設於該前叉豎管之蓋部及一供套設於該前叉豎管之培林組件,該蓋部可供與該把手立管沿該軸向互相抵接,該墊片設於該蓋部及該培林組件之間,該墊片設於該蓋部及該支撐件之間,該蓋部之一端面與該車頭管面對面之端面不相互接觸。 In order to achieve the above objective, the present invention further provides a bicycle steering mechanism, the bicycle steering mechanism includes the above-mentioned gasket, the bicycle steering mechanism further includes a front headset, which is sleeved on a front fork standpipe and is arranged at Between a front tube and a handle riser, the front headset includes a cover for sleeved on the front fork standpipe and a bearing assembly for sleeved on the front fork standpipe. The cover can be used with The handle riser abuts against each other along the axial direction, the gasket is provided between the cover and the bearing assembly, the gasket is provided between the cover and the support, and one end surface of the cover is connected to The face-to-face end faces of the head tube do not touch each other.
為達成上述目的,本發明再提供一種自行車轉向機構,該自行車轉向機構包括如上所述的墊片,該自行車轉向機構另包括一前叉豎管,其供穿設該車頭碗組之一車頭管及該墊片,該前叉豎管的蕭氏硬度(Shore Hardness)大於D 60.00。 In order to achieve the above objective, the present invention further provides a bicycle steering mechanism. The bicycle steering mechanism includes the spacer as described above. The bicycle steering mechanism further includes a front fork standpipe for passing through a head tube of the headset. And the gasket, the Shore Hardness of the front fork standpipe is greater than D 60.00.
1:墊片 1: Gasket
11:內環壁 11: inner ring wall
12:外環壁 12: Outer ring wall
2:車頭碗組 2: Headset headset
21:蓋部 21: Lid
22:培林組件 22: Bearing components
221:軸承 221: Bearing
222:支撐件 222: Support
23:延伸段 23: Extension
24:抵面 24: Arrival
3:前叉豎管 3: Fork standpipe
4:車頭管 4: Head tube
41:承置部 41: Housing Department
42:側擋段 42: side block
43:環溝 43: ring groove
44:容室 44: Room
5:把手立管 5: handle standpipe
D1:間距 D1: Spacing
L1:軸向 L1: axial
圖1為本發明一較佳實施例之立體分解圖。 Figure 1 is an exploded perspective view of a preferred embodiment of the present invention.
圖2為本發明一較佳實施例之立體圖。 Figure 2 is a perspective view of a preferred embodiment of the present invention.
圖3為本發明一較佳實施例之局部剖視圖。 Figure 3 is a partial cross-sectional view of a preferred embodiment of the present invention.
圖4為圖3之局部放大圖。 Figure 4 is a partial enlarged view of Figure 3.
以下僅以實施例說明本發明可能之實施態樣,然並非用以限制本發明所欲保護之範疇,合先敘明。 The following examples are only used to illustrate the possible implementation aspects of the present invention, but they are not intended to limit the scope of protection of the present invention, and are described first.
請參考圖1至4,其顯示本發明之一較佳實施例,本發明之墊片1,其供設於一車頭碗組2及套設於一前叉豎管3,該墊片1之一內環面與該前叉豎管3之一外周面相互面對面設置,該車頭碗組2包括一蓋部21及一培林組件22,該墊片1供設於該蓋部21及該培林組件22之間,該墊片1可相對該前叉豎管3自由轉動,該墊片1的硬度小於該前叉豎管3之硬度;其中,該前叉豎管3朝一軸向L1延伸,該蓋部21、該培林組件22及該墊片1朝該軸向L1設置,該墊片1夾設於該蓋部21及該培林組件22之間;藉此,得以防止該墊片1損壞該前叉豎管3,並延長使用壽命。
Please refer to Figures 1 to 4, which show a preferred embodiment of the present invention, the
於本實施例中,該墊片1為一塑膠墊片;該墊片1至少包括聚乙烯對苯二甲酸(polyethylene terephthalate,PET)或聚碳酸酯(Polycarbonate,PC),以達到輕量化、降低成本,並可防止損壞該前叉豎管3;詳細地說明,該墊片1包括聚乙烯對苯二甲酸(polyethylene terephthalate,PET),具有足夠的硬度且化學穩定性佳。
In this embodiment, the
該墊片1為一透明墊片,可提升使用的便利性。
The
該墊片1的蕭氏硬度(Shore Hardness)範圍為D 60.00至D 100.00。較佳地,該墊片1的蕭氏硬度(Shore Hardness)為D 87.00,以適當的硬度提供支撐又不會損壞該前叉豎管3,耐用性佳。
The Shore Hardness of the
該墊片1的厚度範圍為0.10mm至0.60mm,提供墊高以利於微調高度。
The thickness of the
該墊片1為一可彈性變形之環片,利於變形及回復原本狀態。該墊片1包括一內環壁11及一外環壁12,該內環壁11及該外環壁12之間距小於6.50mm,可穩定地安裝定位;該墊片1之內徑尺寸範圍為28.50mm至29.50mm,使該墊片1可相對該前叉豎管3轉動而不易損壞該前叉豎管3;於本實施例中,該墊片1可供接觸於該前叉豎管3。該墊片1的比重小於2.00g/cm3,以達到輕量化。
The
本發明另提供一種自行車轉向機構,其包括如上所述的墊片1,該自行車轉向機構另包括該前叉豎管3及該車頭碗組2。
The present invention also provides a bicycle steering mechanism, which includes the
該前叉豎管3供穿設該車頭碗組2之一車頭管4及該墊片1,該前叉豎管3的蕭氏硬度(Shore Hardness)大於D 60.00。該車頭碗組2供套設於該前叉豎管3且設於該車頭管4及一把手立管5之間,該車頭碗組2包括該供套設於該前叉豎管3之蓋部21及該供套設於該前叉豎管3之培林組件22,該蓋部21可供與該把手立管5沿該軸向L1互相抵接,該蓋部21之一端面與該車頭管4面對面之端面不相互接觸。
The
具體地說,該車頭管4包括一承置部41,該承置部41一端設有垂直延伸之側擋段42,該培林組件22設於該承置部41,該側擋段42之末端(頂緣)與相互面對面之該蓋部21的末端(底緣)之間的間距D1等於該墊片的厚度,使該側擋段42之末端與該蓋部21的末端之間不相互接觸,該側擋段42之末端與相互面對面之該蓋部21的末端之間形成的間隙可透過該墊片1調整尺寸。於本實施例中,該承置部41設有一環溝43,使該培林組件22可直接設於該環溝43內,而該側擋段42支撐於該培林組件22的徑向上的一側。
Specifically, the
較佳地,該培林組件22包括一軸承221及一設於該軸承221之支撐件222,該蓋部21與該軸承221之間形成一容室44,該蓋部21設有一沿該軸向L1延伸之延伸段23,該延伸段23設有一抵於該墊片1之抵面24,該墊片1夾設於該抵面24及該支撐件222之間,該墊片1朝橫向於該軸向L1的方向凸出該抵面24並延伸入該容室44,該抵面24壓抵於該墊片1的壓力大,使該墊片1部分變形,如此可保持墊片1與該前叉豎管3的距離,以防止墊片1相對該前叉豎管3徑向位移。
Preferably, the
綜上,本發明之墊片及包括該墊片之自行車轉向機構,可藉由該墊片的硬度小於該前叉豎管之硬度,於操作自行車轉向機構時得以防止該墊片損壞該前叉豎管,並延長使用壽命。 In summary, the gasket of the present invention and the bicycle steering mechanism including the gasket can prevent the gasket from damaging the front fork when the bicycle steering mechanism is operated by the gasket having a hardness less than that of the front fork standpipe Standpipe and extend the service life.
1:墊片 1: Gasket
21:蓋部 21: Lid
22:培林組件 22: Bearing components
221:軸承 221: Bearing
222:支撐件 222: Support
3:前叉豎管 3: Fork standpipe
4:車頭管 4: Head tube
41:承置部 41: Housing Department
43:環溝 43: ring groove
Claims (10)
Priority Applications (1)
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TW108112855A TWI701180B (en) | 2019-04-12 | 2019-04-12 | A washer and a steering mechanism having the same |
Applications Claiming Priority (1)
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TW108112855A TWI701180B (en) | 2019-04-12 | 2019-04-12 | A washer and a steering mechanism having the same |
Publications (2)
Publication Number | Publication Date |
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TWI701180B true TWI701180B (en) | 2020-08-11 |
TW202037518A TW202037518A (en) | 2020-10-16 |
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Family Applications (1)
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TW108112855A TWI701180B (en) | 2019-04-12 | 2019-04-12 | A washer and a steering mechanism having the same |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW458112U (en) * | 2000-09-28 | 2001-10-01 | Tange Seiki Taichung Co Ltd | Improved high strength matched structure for concealed operation head joint and operation head tube of bicycle |
CN200992280Y (en) * | 2006-12-05 | 2007-12-19 | 鋐光实业股份有限公司 | Ball-up group of bicycle |
TWM421286U (en) * | 2011-08-19 | 2012-01-21 | Token Prod Inc | Vehicular bowl set |
US20120153595A1 (en) * | 2010-12-16 | 2012-06-21 | Vp Components Co., Ltd. | Angle-adjusting head parts for front fork |
TW201309535A (en) * | 2011-08-26 | 2013-03-01 | 拓肯興業股份有限公司 | A height booster ring for a head tube and a fork of a bicycle |
-
2019
- 2019-04-12 TW TW108112855A patent/TWI701180B/en active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW458112U (en) * | 2000-09-28 | 2001-10-01 | Tange Seiki Taichung Co Ltd | Improved high strength matched structure for concealed operation head joint and operation head tube of bicycle |
CN200992280Y (en) * | 2006-12-05 | 2007-12-19 | 鋐光实业股份有限公司 | Ball-up group of bicycle |
US20120153595A1 (en) * | 2010-12-16 | 2012-06-21 | Vp Components Co., Ltd. | Angle-adjusting head parts for front fork |
TWM421286U (en) * | 2011-08-19 | 2012-01-21 | Token Prod Inc | Vehicular bowl set |
TW201309535A (en) * | 2011-08-26 | 2013-03-01 | 拓肯興業股份有限公司 | A height booster ring for a head tube and a fork of a bicycle |
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TW202037518A (en) | 2020-10-16 |
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