CN102190046B - Folding bicycle - Google Patents
Folding bicycle Download PDFInfo
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- CN102190046B CN102190046B CN 201010125120 CN201010125120A CN102190046B CN 102190046 B CN102190046 B CN 102190046B CN 201010125120 CN201010125120 CN 201010125120 CN 201010125120 A CN201010125120 A CN 201010125120A CN 102190046 B CN102190046 B CN 102190046B
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- folding
- pipe
- tube
- fixed
- beam tube
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Abstract
The invention discloses a folding bicycle. Two folding mechanisms convenient for folding a front wheel and a rear wheel are respectively arranged on an upper tube and a lower tube of the folding bicycle; one folding mechanism is a hinge folding mechanism and the other folding mechanism is in a bundle structure; the bundle structure comprises a bundle tube, a fixed folding tube and a movable folding tube, wherein the bundle tube is provided with an opening slot; the fixed folding tube and the movable folding tube can respectively extend into the two ends of the bundle tube; a clamping mechanism which is convenient for clamping and fixing the fixed folding tube and the movable folding tube is arranged on the opening slot; the fixed folding tube is provided with a positioning slot hole along the axial direction; the bundle tube is limited in the positioning slot hole in the fixed folding tube to slide by using a rotationally-fixed positioning screw; the fixed folding tube and the movable folding tube are respectively two abutted and folded tube fittings for forming the upper tube or the lower tube; a hinge folding assembly comprises a left folding seat and a right folding seat, wherein one side of the left folding seat is connected with one side of the right folding seat by using hinges; the left folding seat and the right folding seat are respectively welded and fixed on the two abutted and folded tube fittings s for forming the upper tube or the lower tube; and the two abutted and folded tube fittings for forming the upper tube or the lower tube are fastened on and connected to the other sides of the left folding seat and the right folding seat by using a fastening mechanism.
Description
Technical field
The present invention relates to folding bicycle, particularly a kind ofly have the top tube and down tube structure, realize the involutory folding folding bicycle of front and back wheel.
Background technology
In the prior art, folding bicycle adopts pipe fitting to shrink folding and the involutory folding dual mode of pipe fitting is realized bicycle overall shrinkage and folding effect.Pipe fitting is involutory folding by hinge folding winding machine folding effect is installed on the pipe fitting, usually this fold mechanism is comprised of the hinged left folding seat of a side and right folding seat, this left folding seat and right folding seat are welded in respectively two folding pipe fittings, and this left folding seat and right folding seat opposite side are by a fastening mechanism, realize two folding pipe fitting fastenings, such as patent---the improved folder (patent No.: CN200710023505.X) etc. of the previous application of applicant.
Involutory when folding for the folding bicycle front and back wheel, need to fold mechanism be installed at lower pipe middle part, for folding bicycle traffic safety, reliable, as illustrated in fig. 1 and 2, also be provided with the upper pipe that is connected above between the front fork vertical bar 200 in the bicycle and the middle pipe 100.For the bicycle of such design, also to realize between the bicycle wheels folding, must lower pipe and lower pipe respectively correspondence be provided with two fold mechanisms.To must at lower pipe and pipe two fold mechanisms be installed respectively at same folding direction (front and back wheel is involutory folding) like this, owing to the dynamic and static error that designs, makes and operation produces, if top tube and down tube adopt two hinge folding mechanisms simultaneously, be difficult to reach free and relaxed folding effect.
Summary of the invention
In order to remedy above deficiency, the invention provides a kind of folding bicycle, can realize simultaneously that top tube and down tube are folding, the two folding pipe fittings that can be fixedly clamped reach locking and open very good effect reliable and stablely.
Technical scheme of the present invention is to realize: a kind of folding bicycle, before its top tube and down tube are respectively equipped with and are convenient to, the involutory two folding fold mechanisms of trailing wheel, one of them fold mechanism is the hinge folding assembly, another fold mechanism is the bundle substructure, this bundle substructure comprises the beam tube with open slot, can extend into respectively fixed fold pipe and movable folding pipe in these beam tube two ends, the open slot of this beam tube is provided with the clamping mechanism of be convenient to be fixedly clamped this fixed fold pipe and movable folding pipe, this fixed fold pipe is provided with location notch hole vertically, this beam tube is limited in the location notch hole on this fixed fold pipe by the set screw that is rotated with and slides, and this fixed fold pipe and movable folding pipe are respectively and form this upper pipe or manage involutory folding two pipe fittings down.
Further improve as the present invention, also wear a lining with open slot between this beam tube and this fixed fold pipe, after this set screw is fixed this beam tube and lining, be defined on this fixed fold pipe and slide in the knock hole.
Further improve as the present invention, this lining and this beam tube be corresponding protuberance and the assembly opening of being convenient to install that be provided with respectively.
Further improve as the present invention, also be provided with gag between this lining and this movable folding pipe, this gag one end is provided with the mouth of pipe that dwindles of open slot, be convenient to be installed in this lining, and the other end is provided with the annular groove of accommodating this movable folding pipe mouth of pipe of energy.
Further improve as the present invention, also be provided with gag between this lining and this movable folding pipe, this gag one end is provided with the annular groove of accommodating this lining mouth of pipe of energy, and the other end is provided with the mouth of pipe that dwindles of open slot, is convenient to be installed in this movable folding pipe.
Further improve as the present invention, this clamping mechanism is comprised of one group of lug being located at side by side these beam tube upper shed groove both sides, the setting nut that passes the set screw of this group lug and be spun solid at this set screw.
Further improve as the present invention, this clamping mechanism passes the adjusting bolt of this group lug, the transverse axis that is fixed in this adjusting bolt end and end by one group of lug, activity being located at these beam tube upper shed groove both sides and rotates the spanner that is fixed in this transverse axis and form, the end outer rim of this spanner is the eccentric cam shape, and this adjusting bolt other end is rotated with setting nut.
Further improve as the present invention, this hinge folding assembly comprises the hinged left folding seat of a side and right folding seat, this left folding seat and right folding seat are welded in respectively and form pipe or the involutory folding two pipe fittings of lower pipe on this, this left folding seat and right folding seat opposite side are by a fastening mechanism, and realization forms pipe or the involutory folding two pipe fittings fastening connection of lower pipe on this.
Further improve as the present invention, pipe is provided with this bundle substructure on this, and this time pipe is provided with the hinge folding assembly.
Useful technique effect of the present invention is: described folding bicycle, before its top tube and down tube are respectively equipped with and are convenient to, the involutory two folding fold mechanisms of trailing wheel, one of them fold mechanism is the hinge folding assembly, another fold mechanism is the bundle substructure, described hinge folding assembly is current techique (as stating in the background technology), beam tube two ends in this bundle substructure are placed in respectively fixed fold pipe and the movable folding pipe mouth of pipe, simultaneously by the location notch hole on set screw and this fixed fold pipe so that this beam tube can axially slide along this fixed fold pipe, and this fixed fold pipe and movable folding pipe are respectively and form this upper pipe or manage involutory folding two pipe fittings down, design is when opening this beam tube upper clamping mechanism like this, this beam tube can freely be enclosed within this fixed fold pipe and the movable folding pipe docking mouth of pipe, because the corresponding mouth of pipe of this beam tube pivot bush unit, so even two docking mouth of pipe shaft centre lines are not quite identical, also can be easy to be enclosed within the movable folding pipe mouth of pipe with manual operation, reach the two folding pipe fittings that are fixedly clamped.
For folding bicycle, if in the described top tube and down tube one the hinge folding assembly is installed, and another installs bundle substructure, just can realize conveniently that two fold mechanisms fold top tube and down tube simultaneously in the same way, reaches folding convenient, stable effect by bike.
Description of drawings
Fig. 1 is the folding front view of folding bicycle of the present invention;
Fig. 2 is the view after folding bicycle of the present invention folds;
Fig. 3 is the view before bundle substructure of the present invention is opened;
Fig. 4 is the view after bundle substructure of the present invention is opened;
Fig. 5 is assembling scheme drawing of the present invention;
Fig. 6 is the structural representation of lining described in the present invention and beam tube.
Contrast above accompanying drawing, be explained as follows:
1---beam tube 3---movable folding pipe
11,41,51---open slot 4---lining
12---set screw 42---protuberance
13---assembly opening 5---gag
14---lug 52---annular groove
The upper pipe of 15---adjusting bolts 6---
The lower pipe of 16---transverse axis 7---
17---spanner 8---hinge folding assembly
18---setting nuts 9---bundle substructure
The middle pipe of 2---fixed fold pipes 100---
21---location notch hole 200---front fork vertical bar
The specific embodiment
In conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, below be further described:
A kind of folding bicycle, before the upper pipe 6 of connection front fork vertical bar 200 and standpipe 100 and lower pipe 7 are respectively equipped with and are convenient to, the involutory two folding fold mechanisms of trailing wheel, one of them fold mechanism is hinge folding assembly 8, another fold mechanism (only shows a kind of situation for bundle substructure 9 among the figure, be exactly that upper pipe is installed the bundle substructure, and lower pipe is installed the hinge folding assembly), this bundle substructure comprises the beam tube 1 with open slot 11, can extend into respectively fixed fold pipe 2 and movable folding pipe 3 in these beam tube 1 two ends, the open slot 11 of this beam tube is provided with the clamping mechanism of be convenient to be fixedly clamped this fixed fold pipe 2 and movable folding pipe 3, this fixed fold pipe 2 is provided with location notch hole 21 vertically, this beam tube 1 is limited at location notch hole 21 interior slips on this fixed fold pipe 2 by the set screw 12 that is rotated with, and this fixed fold pipe and movable folding pipe are respectively and form this upper pipe or manage involutory folding two pipe fittings down.
Also wear a lining 4 with open slot 41 between this beam tube 1 and this fixed fold pipe 2, after this set screw 12 is fixed this beam tube and lining, be defined to knock hole 21 interior slips on this fixed fold pipe, simultaneously this lining 4 and this beam tube 1 corresponding protuberance 42 and assembly opening 13 (as shown in Figure 6) of being convenient to install that be provided with respectively.
Also be provided with gag 5 between this lining 4 and this movable folding pipe 3, this gag one end is provided with the mouth of pipe that dwindles of open slot 51, be convenient to be installed in this lining 4, and the other end is provided with the annular groove 52 (as shown in Figure 4 and Figure 5) of accommodating these movable folding pipe 3 mouths of pipe of energy.Can certainly this lining 4 and this movable folding pipe 3 between also be provided with gag 5, this gag one end be provided with can accommodating these lining 4 mouths of pipe annular groove 52, and the other end is provided with the mouth of pipe that dwindles of open slot 51, is convenient to be installed in this movable folding pipe 3.
As shown in Figure 4 and Figure 5, this clamping mechanism passes the adjusting bolt 15 of this group lug 14, the transverse axis 16 that is fixed in this adjusting bolt end and end by one group of lug 14, activity being located at these beam tube 1 upper shed groove both sides and rotates the spanner 17 that is fixed in this transverse axis 16 and form, the end outer rim of this spanner 17 is the eccentric cam shape, and these adjusting bolt 15 other ends are rotated with setting nut 18.
Certainly this clamping mechanism is comprised of one group of lug being located at side by side these beam tube upper shed groove both sides, the setting nut that passes the set screw of this group lug and be spun solid at this set screw.
This hinge folding assembly adopts patented technology---the improved folder (patent No.: CN200710023505.X) of the previous application of applicant, namely this hinge folding assembly 8 this comprise the hinged left folding seat of a side and right folding seat, this left folding seat and right folding seat are welded in respectively and form pipe or the involutory folding two pipe fittings of lower pipe on this, this left folding seat and right folding seat opposite side are by a fastening mechanism, and realization forms pipe or the involutory folding two pipe fittings fastening connection of lower pipe on this.
During current, trailing wheel doubling, realize folding by the upper hinge folding assembly (also can be installed on upper pipe) of installing of pipe under the folding bicycle on the one hand, also realized folding effect by the upper bundle substructure (also can be installed on lower pipe) of installing of pipe on the folding bicycle on the other hand, by the design of such twofold mechanism, so that folding bicycle is folding freely, more safe and reliable by bike.
Claims (6)
1. folding bicycle, before pipe (6) and lower pipe (7) are respectively equipped with and are convenient on it, the involutory two folding fold mechanisms of trailing wheel, one of them fold mechanism is hinge folding assembly (8), it is characterized in that, another fold mechanism is bundle substructure (9), this bundle substructure comprises the have open slot beam tube (1) of (11), can extend into respectively fixed fold pipe (2) and movable folding pipe (3) in this beam tube (1) two ends, the open slot of this beam tube (11) is provided with the clamping mechanism of be convenient to be fixedly clamped this fixed fold pipe (2) and movable folding pipe (3), this fixed fold pipe (2) is provided with location notch hole (21) vertically, this beam tube (1) is limited in the location notch hole (21) on this fixed fold pipe (2) by the set screw (12) that is rotated with and slides, and this fixed fold pipe and movable folding pipe are respectively and form this upper pipe or manage involutory folding two pipe fittings down; Also wear a lining (4) with open slot (41) between this beam tube (1) and this fixed fold pipe (2), after this set screw (12) is fixed this beam tube and lining, be defined on this fixed fold pipe and slide in the location notch hole (21); This lining (4) and this beam tube (1) be corresponding protuberance (42) and the assembly opening (13) of being convenient to install that be provided with respectively; This hinge folding assembly (8) comprises the hinged left folding seat of a side and right folding seat, this left folding seat and right folding seat are welded in respectively and form pipe or the involutory folding two pipe fittings of lower pipe on this, this left folding seat and right folding seat opposite side are by a fastening mechanism, and realization forms pipe or the involutory folding two pipe fittings fastening connection of lower pipe on this.
2. folding bicycle as claimed in claim 1, it is characterized in that, also be provided with gag (5) between this lining (4) and this movable folding pipe (3), this gag one end is provided with the mouth of pipe that dwindles of open slot (51), be convenient to be installed in this lining (4), and the other end is provided with the annular groove (52) of accommodating this movable folding pipe (3) mouth of pipe of energy.
3. folding bicycle as claimed in claim 1, it is characterized in that, also be provided with gag (5) between this lining (4) and this movable folding pipe (3), this gag one end is provided with the annular groove of energy accommodating this lining (4) mouth of pipe, and the other end is provided with the mouth of pipe that dwindles of open slot, is convenient to be installed in this movable folding pipe (3).
4. folding bicycle as claimed in claim 1 is characterized in that, this clamping mechanism is comprised of one group of lug being located at side by side these beam tube upper shed groove both sides, the setting nut that passes the set screw of this group lug and be spun solid at this set screw.
5. folding bicycle as claimed in claim 1, it is characterized in that, this clamping mechanism passes the adjusting bolt (15) of this group lug (14), the transverse axis (16) that is fixed in this adjusting bolt end and end by one group of lug (14), the activity of being located at this beam tube (1) upper shed groove both sides and rotates the spanner (17) that is fixed in this transverse axis (16) and form, the end outer rim of this spanner (17) is the eccentric cam shape, and this adjusting bolt (15) other end is rotated with setting nut (18).
6. folding bicycle as claimed in claim 1 is characterized in that, pipe (6) is provided with this bundle substructure (9) on this, and this time pipe (7) is provided with hinge folding assembly (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010125120 CN102190046B (en) | 2010-03-10 | 2010-03-10 | Folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010125120 CN102190046B (en) | 2010-03-10 | 2010-03-10 | Folding bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102190046A CN102190046A (en) | 2011-09-21 |
| CN102190046B true CN102190046B (en) | 2013-04-24 |
Family
ID=44599139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010125120 Active CN102190046B (en) | 2010-03-10 | 2010-03-10 | Folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102190046B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2379200A (en) * | 2001-09-04 | 2003-03-05 | Far Great Plastics Ind Co Ltd | Folding bicycle |
| CN1688476A (en) * | 2002-09-25 | 2005-10-26 | 小林浩治 | Folding bicycle |
| CN2748365Y (en) * | 2004-10-19 | 2005-12-28 | 朱贤安 | Bicycle folding mechanism |
| CN201056269Y (en) * | 2007-06-04 | 2008-05-07 | 捷安特(中国)有限公司 | Pipe fitting cramping arrangement |
| CN201677986U (en) * | 2010-03-10 | 2010-12-22 | 捷安特(中国)有限公司 | Folding bicycle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4542672B2 (en) * | 2000-05-30 | 2010-09-15 | 宮田工業株式会社 | Folding bicycle lock mechanism |
-
2010
- 2010-03-10 CN CN 201010125120 patent/CN102190046B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2379200A (en) * | 2001-09-04 | 2003-03-05 | Far Great Plastics Ind Co Ltd | Folding bicycle |
| CN1688476A (en) * | 2002-09-25 | 2005-10-26 | 小林浩治 | Folding bicycle |
| CN2748365Y (en) * | 2004-10-19 | 2005-12-28 | 朱贤安 | Bicycle folding mechanism |
| CN201056269Y (en) * | 2007-06-04 | 2008-05-07 | 捷安特(中国)有限公司 | Pipe fitting cramping arrangement |
| CN201677986U (en) * | 2010-03-10 | 2010-12-22 | 捷安特(中国)有限公司 | Folding bicycle |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2001-334980A 2001.12.04 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102190046A (en) | 2011-09-21 |
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