CN201186717Y - Joining structure of bicycle rear fork and chain cover - Google Patents
Joining structure of bicycle rear fork and chain cover Download PDFInfo
- Publication number
- CN201186717Y CN201186717Y CNU2008200057584U CN200820005758U CN201186717Y CN 201186717 Y CN201186717 Y CN 201186717Y CN U2008200057584 U CNU2008200057584 U CN U2008200057584U CN 200820005758 U CN200820005758 U CN 200820005758U CN 201186717 Y CN201186717 Y CN 201186717Y
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- China
- Prior art keywords
- lid
- fork
- hole
- chain
- wall surface
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Abstract
The utility model relates to a bonding structure of a bicycle rear fork and a chain cover. The rear fork comprises a fork portion and a fork pawl which has an inner wall surface close to a bicycle wheel and an outer wall surface opposite to the inner wall surface, wherein the inner wall surface and the outer wall surface are connected via a side wall surface, and a rapid positioning portion is arranged on the side wall surface and comprises a position limiting portion, a holding portion formed inside the position limiting portion and a bonding hole arranged inside the holding portion. The chain cover comprises a longitudinal cover body, a transverse bonding sheet extending from the cover body and a bonding element, wherein a through-hole corresponding to the bonding hole is arranged on the bonding element, the bonding sheet is fixed inside the holding portion of the position limiting portion, and the bonding element passes through the through-hole to bonds inside the bonding hole. The chain cover is rapidly bonded on the rapid bonding portion, wherein the chain cover is bonded on the fork portion. The bonding structure provided in the utility model does not increase the transverse width of a bicycle, and is easy for assembly and disassembly.
Description
Technical field
The utility model relates to the integrated structure of a kind of back fork of bicycle and chain lid, refer in particular to the quick integrated structure of back vent and chain lid.
Background technology
Bicycle is installed the chain lid for the consideration meeting of safety on chain, the chain lid can prevent rider's false touch when driving bicycle, avoids the bottom of s trouser leg to be involved in and causes danger, and prevent the dirty bottom of s trouser leg.
And the combining of order front chain cover and bicycle, general all is that the end that chain covers is combined in crank spindle, simultaneously form a projection at the back fork of bicycle place, make the other end of chain lid be combined in projection, this combination can increase the transverse gage of bicycle, the position of bicycle crank main shaft is because near trampling the position, when outside when mobile because of the cause of chain lid, can have influence on the fluency that moves when trampling crank.And the chain lid that is fixed on crank spindle has the problem that is not easy installation and removal, and the projection of back fork of bicycle is not when installing the chain lid as yet simultaneously, and projection allows rider's false touch easily, even can be hooked to clothing.
In addition, when the customer bought bicycle, many accessories of bicycle were still uninstalled, cover as chain.The combination of existing chain lid and bicycle can make installs not conveniently, and must expend the more time, will make installation process make or have much ado, installation that can't be fast simple, and do not meet customer's expectation.Therefore how bicycle accessories especially chain lid being combined in the optimum position of bicycle, and have easy installation and removal concurrently, is the problem that the utility model designer desires most ardently solution.
Summary of the invention
The purpose of this utility model is, provides the integrated structure of a kind of back fork of bicycle and chain lid, in order to overcome above-mentioned defective.
For achieving the above object, the technical solution adopted in the utility model one is, the integrated structure of a kind of back fork of bicycle and chain lid is provided, and it includes:
One back vent, described back vent comprises a fork and a fork pawl, described fork pawl comprises the internal face of a contiguous cycle wheel, with an outside wall surface with respect to described internal face, connect with a side wall surface between the wherein said inside and outside wall, described side wall surface is provided with a quick location division, and described quick location division comprises a limiting section, form a receiving part in the described limiting section, described receiving part is provided with a combined hole;
One chain lid, described chain lid comprises lid, a bonding pad and a conjunction that is laterally extended by described lid longitudinally, described bonding pad is provided with a through hole, described bonding pad coincide in the receiving part of described limiting section, described through hole is corresponding to described combined hole simultaneously, and described conjunction is through described through hole and is combined in described combined hole.
The technical solution adopted in the utility model two is, the integrated structure of a kind of back fork of bicycle and chain lid is provided, and it includes:
One back vent, described back vent comprises a fork and a fork pawl, described fork pawl and described fork form the obtuse angle, described fork pawl includes the internal face of a contiguous cycle wheel, with an outside wall surface with respect to described internal face, connect with a side wall surface between the wherein said inside and outside wall, described side wall surface is provided with a quick location division, is provided with a combined hole in the described quick location division;
One chain lid, comprise the bonding pad and the conjunction that laterally extend of lid, longitudinally by described lid, described bonding pad is provided with a through hole, described bonding pad utilizes described fork and the obtuse-angulate feature of described fork claw type, make the combined hole of the through hole fast speed of described bonding pad corresponding to described quick location division, described conjunction is through described through hole and is combined in the described combined hole.
The beneficial effects of the utility model are compared with the prior art:
1. the integrated structure of the utility model back fork of bicycle and chain lid utilizes the chain lid is fixed on back vent, makes the bicycle need not the moulding projection, and can avoid rider's false touch projection;
2. the integrated structure of the utility model back fork of bicycle and chain lid, its medium chain Gai Yiduan is fixed on the side of back vent, and the fixing present pipe of the other end does not influence the setting of crank spindle, and does not increase the transverse gage of bicycle;
3. the integrated structure of the utility model back fork of bicycle and chain lid, wherein back fork of bicycle is provided with quick contraposition design, allow chain cover can be easily and fast speed coincide at back vent, allow both combine.
Description of drawings
Fig. 1 is combined in the stereo appearance figure of bicycle for the utility model first embodiment bicycle chain lid;
Fig. 2 covers the scheme drawing that separates with cycle frame for the bicycle chain of the utility model first embodiment;
Fig. 3 for the utility model by the thin portion enlarged drawing that Fig. 2 got, watch chain lid is combined in the scheme drawing of quick location division;
Fig. 4 covers the front elevation that is combined in bicycle for the utility model bicycle chain, and watch chain covers to adjusting;
Fig. 5 covers the front elevation that is combined in bicycle for the utility model bicycle chain, and watch chain covers to adjusting;
Fig. 6 is combined in the stereo appearance figure of bicycle for the bicycle chain lid of the utility model second embodiment;
Fig. 7 is combined in the scheme drawing of quick location division for the chain lid of the utility model second embodiment.
Description of reference numerals: 10-chain lid; 11 first bodies; 12-second body; 13-first lid; The 131-hole; The 132-connecting element; 14-second lid; The 141-fixed orifice; The 15-bonding pad; The 151-through hole; The 152-conjunction; The 16-bonding pad; The 161-through hole; The 162-conjunction; The 20-back vent; 21-first fork; 22-pitches pawl; The 221-internal face; The 222-outside wall surface; The 223-side wall surface; The 224-hook part; 23-second fork; The quick location division of 24-; The 241-limiting section; The 242-receiving part; The 243-opening; The 244-combined hole; 30-seat pipe; The 31-combining device; The 311-combined hole; 24 '-fast location division; 241 '-receiving part; 242 '-combined hole.
The specific embodiment
Below in conjunction with accompanying drawing, to this novel above-mentionedly is described in more detail with other technical characterictic and advantage.
With reference to Fig. 1, be combined in the stereo appearance figure of bicycle for the bicycle chain lid 10 of the utility model first embodiment.The utility model bicycle chain lid 10 is combined in cycle frame, wherein cycle frame includes a back vent 20 and a pipe 30, described back vent 20 comprises two first forks 21, two fork pawl 22 and two second forks 23, wherein said two first forks, 21 1 ends join and are combined in described seat pipe 30 first ends, described two first forks, 21 other ends are respectively equipped with described fork pawl 22, described fork pawl 22 provides the optimum position in conjunction with bicycle accessories, described two fork pawls 22 are again respectively in conjunction with described two second forks 23, and described two second forks, 23 other ends join and are combined in described seat pipe 30 second ends.
Described seat pipe 30 contiguous second ends are provided with a combining device 31, and described combining device 31 can be a branch of, and described combining device 31 is set in described seat pipe 30.Described combining device 31 is in conjunction with described chain lid 10, and described fork pawl 22 is also in conjunction with described chain lid 10, and described chain lid 10 is by 2 fixing cycle frames that are combined in.
With reference to Fig. 2 and Fig. 3, be bicycle chain lid 10 scheme drawings that separate with cycle frame of the utility model first embodiment.Described bicycle chain lid 10 can be single single type and also can be two-piece type, present embodiment discloses a kind of chain lid 10 of two-piece type, described chain lid 10 comprises first body 11 and second body 12, and wherein first body 11 and second body 12 combine in adjustable mode.
Described first body 11 comprises one first lid 13 and one second lid 14 respectively with described second body 12, and described two lids 13,14 are vertical along the mode of cycle chain installation.
Described first body 11 laterally extends a bonding pad 15 at an end of described first lid 13, and described bonding pad 15 also is provided with a through hole 151 and a conjunction 152.Described first lid, 13 different ends at described bonding pad 15 are provided with a hole 131 and a connecting element 132.
Described second body 12 is provided with several fixed orifices 141 at an end of described second lid 14, described fixed orifice 141 is vertically arranged, described fixed orifice 141 and the alternative hole 131 corresponding to described first body, 11 first lids 13 of selecting, and with described connecting element 132 first body 11 and second body 12 mode with screw lock is combined.Described second lid, 14 different ends at fixed orifice 141 laterally extend a bonding pad 16, and described bonding pad 16 also is provided with a through hole 161 and a conjunction 162.
Described back vent 20 one of them fork pawl 22 can be in conjunction with described chain lid 10, described fork pawl 22 includes wall 221 within the contiguous cycle wheel, with one with respect to described internal face 221 outside wall surface 222, be provided with a side wall surface 223 between wherein said internal face 221 and the described outside wall surface 222, described side wall surface 223 and between described first fork 21 and described second fork 23.Described internal face 221 is provided with a hook part 224 with described outside wall surface 222 and communicates, and described hook part 224 can be in conjunction with the axle center of cycle wheel.
The side wall surface 223 of described fork pawl 22 is provided with a quick location division 24, described quick location division 24 comprises a limiting section 241, described limiting section 241 is by described side wall surface 223 upwards prominent microscler one-tenth one beads, described limiting section 241 prominent long approximate U fonts and corral goes out a receiving part 242, described limiting section 241 also has an opening 243 described receiving part 242 that communicates, be provided with a combined hole 244 in the described receiving part 242, described opening 243 directions are towards described internal face 221.
Described chain covers the quick location division 24 corresponding to described fork pawl 22 that the bonding pad 15 of 10 first bodies 11 can coincide fast, make described bonding pad 15 slip into described receiving part 242 fast by described opening 243, because opening 243 directions are towards internal face 221, make chain lid 10 be positioned at the cycle chain top really.Pass through the block of described U-shaped limiting section 241 simultaneously, make through hole 151 on described first body, 11 bonding pads 15 can fast speed corresponding to the combined hole 244 of described quick location division 24, and with described conjunction 152 pass described through hole 151 and screw lock at described combined hole 244.
Described chain covers the bonding pad 16 of 10 second bodies 12 by being located at the combining device 31 of described seat pipe 30, described combining device 31 is provided with a combined hole 311, the through hole 161 of described bonding pad 16 is corresponding to the combined hole 311 of described combining device 31, and stretches through with described conjunction 162 and to be combined in described combined hole 311 at described through hole 161 screw fastenings.
With reference to Fig. 4 and Fig. 5, adjust the scheme drawing of length for chain lid 10 of the present utility model.The chain of described two-piece type lid 10 is because of including first body 11 and second body 12 has length-adjustable effect, wherein hole 131 selectivity of first lid 13 are corresponding to the fixed orifice 141 of described second lid 14, and can be useful in the bicycle of different model.
With reference to Fig. 6 and Fig. 7, be combined in the stereo appearance figure and the decomposing schematic representation of bicycle for the bicycle chain lid 10 of the utility model second embodiment.Present embodiment only fast the quantity of the through hole 151 of the specific embodiment of location division 24 ' and the bonding pad 15 that described chain covers 10 first bodies 11 and conjunction 152 differ from first embodiment, other architectural feature is all identical, seldom gives unnecessary details at this.Described quick location division 24 ' is located at the side wall surface 223 of described fork pawl 22, the size of wherein said bonding pad 15 is less than the size of described quick location division 24 ', described quick location division 24 ' is limited in forming a receiving part 241 ' between described first fork 21 and second fork 23 simultaneously, and described receiving part 241 ' is provided with two combined holes 242 '.
Quick location division 24 ' on described fork pawl 22 side wall surfaces 223 is because of being located between described first fork 21 and second fork 23, first fork 21 forms the obtuse angle with fork pawl 22 simultaneously, and limit out the position of described quick location division 24 ', allow the bonding pad 15 that described chain covers 10 first bodies 11 coincide corresponding to the receiving part 241 ' of described quick location division 24 ' by fast speed, coincideing of through hole 151 natures of simultaneously described chain lid 10 at the combined hole 242 ' of described quick location division 24 ', and utilize described two conjunctions 152 to stretch through at described through hole 151 and fixing screw lock at described combined hole 242 '.
The integrated structure of the utility model back fork of bicycle and chain lid, side wall surface by back vent fork pawl fixedly chain covers, pitch pawl simultaneously just between two forks, allow the through hole of chain lid be able to coincide fixed orifice on the fork pawl of fast speed, and reach the effect of quick marriage chain lid and fork pawl.
More than explanation is novel just illustrative for this; and it is nonrestrictive; those of ordinary skills understand; under the situation of the spirit and scope that do not break away from following claims and limited; can make many modifications; change, or equivalence, but all will fall in the protection domain of the present utility model.
Claims (10)
1. the integrated structure of back fork of bicycle and chain lid, it is characterized in that: it includes:
One back vent, described back vent comprises a fork and a fork pawl, described fork pawl comprises the internal face of a contiguous cycle wheel, with an outside wall surface with respect to described internal face, connect with a side wall surface between the wherein said inside and outside wall, described side wall surface is provided with a quick location division, and described quick location division comprises a limiting section, form a receiving part in the described limiting section, described receiving part is provided with a combined hole;
One chain lid, described chain lid comprises lid, a bonding pad and a conjunction that is laterally extended by described lid longitudinally, described bonding pad is provided with a through hole, described bonding pad coincide in the receiving part of described limiting section, described through hole is corresponding to described combined hole simultaneously, and described conjunction is through described through hole and is combined in described combined hole.
2, the integrated structure of back fork of bicycle according to claim 1 and chain lid is characterized in that: described limiting section is by upwards prominent microscler one-tenth one bead of described side wall surface.
3, the integrated structure of back fork of bicycle according to claim 1 and 2 and chain lid, it is characterized in that: described limiting section corral goes out described receiving part, and described limiting section also has an opening described receiving part that communicates.
4, the integrated structure of back fork of bicycle according to claim 3 and chain lid, it is characterized in that: described opening direction is towards described internal face.
5, the integrated structure of back fork of bicycle according to claim 3 and chain lid, it is characterized in that: described limiting section is the U font.
6, the integrated structure of back fork of bicycle according to claim 1 and chain lid, it is characterized in that: described chain lid comprises one first lid, one second lid and a connecting element, described first lid is provided with a hole, described second lid is provided with several fixed orifices, the hole selectivity of described first lid is corresponding to one of them fixed orifice, and described connecting element is through described hole and is fixed on described fixed orifice.
7, the integrated structure of back fork of bicycle according to claim 1 and chain lid, it is characterized in that: also include a pipe, described seat pipe is provided with a combining device, and described chain lid also is provided with another bonding pad, and described bonding pad is combined in described combining device.
8. the integrated structure of back fork of bicycle and chain lid, it is characterized in that: it includes:
One back vent, described back vent comprises a fork and a fork pawl, described fork pawl and described fork form the obtuse angle, described fork pawl includes the internal face of a contiguous cycle wheel, with an outside wall surface with respect to described internal face, connect with a side wall surface between the wherein said inside and outside wall, described side wall surface is provided with a quick location division, is provided with a combined hole in the described quick location division;
One chain lid, comprise the bonding pad and the conjunction that laterally extend of lid, longitudinally by described lid, described bonding pad is provided with a through hole, described bonding pad utilizes described fork and the obtuse-angulate feature of described fork claw type, make the combined hole of the through hole fast speed of described bonding pad corresponding to described quick location division, described conjunction is through described through hole and is combined in the described combined hole.
9, the integrated structure of back fork of bicycle according to claim 8 and chain lid, it is characterized in that: described chain lid comprises one first lid, one second lid and a connecting element, described first lid is provided with a hole, described second lid is provided with several fixed orifices, the hole selectivity of described first lid is corresponding to one of them fixed orifice, and described connecting element is through described hole and is fixed on described fixed orifice.
10, the integrated structure of back fork of bicycle according to claim 8 and chain lid, it is characterized in that: also include a pipe, described seat pipe is provided with a combining device, and described chain lid also is provided with another bonding pad, and described bonding pad is combined in described combining device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200057584U CN201186717Y (en) | 2008-02-19 | 2008-02-19 | Joining structure of bicycle rear fork and chain cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200057584U CN201186717Y (en) | 2008-02-19 | 2008-02-19 | Joining structure of bicycle rear fork and chain cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201186717Y true CN201186717Y (en) | 2009-01-28 |
Family
ID=40309735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200057584U Expired - Fee Related CN201186717Y (en) | 2008-02-19 | 2008-02-19 | Joining structure of bicycle rear fork and chain cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201186717Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991624A (en) * | 2011-09-14 | 2013-03-27 | 瑞振工业股份有限公司 | Chain cover structure of bicycle |
-
2008
- 2008-02-19 CN CNU2008200057584U patent/CN201186717Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102991624A (en) * | 2011-09-14 | 2013-03-27 | 瑞振工业股份有限公司 | Chain cover structure of bicycle |
| CN102991624B (en) * | 2011-09-14 | 2015-08-19 | 瑞振工业股份有限公司 | Chain cover structure of bicycle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090128 Termination date: 20140219 |