CN203391932U - Folding bicycle - Google Patents
Folding bicycle Download PDFInfo
- Publication number
- CN203391932U CN203391932U CN201320545406.9U CN201320545406U CN203391932U CN 203391932 U CN203391932 U CN 203391932U CN 201320545406 U CN201320545406 U CN 201320545406U CN 203391932 U CN203391932 U CN 203391932U
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- CN
- China
- Prior art keywords
- tube
- front fork
- sliding sleeve
- pipe
- flexibly connected
- 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
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Abstract
The utility model mainly relates to a bicycle which comprises a frame, a driving system and a brake system, wherein the frame comprises a bicycle cross handle, a front fork upper vertical tube, a front fork lower vertical tube, a bicycle cross handle vertical tube, a front fork head tube, a bicycle cross handle vertical tube folding device, a front fork upper vertical tube sliding sleeve and the like; the bicycle is characterized in that the front end of a front frame tube is movably connected with the lower end of the front fork upper vertical tube; the rear end of the front frame tube is movably connected with a seat tube sliding sleeve; the front end of a front frame tube support rod is movably connected with the front fork upper vertical tube sliding sleeve; the rear end of the front frame tube support rod is movably connected with the lower end of a seat tube; the front frame tube is movably connected with the crossing part of the front frame tube support rod by a support rod shaft; the seat tube sliding sleeve is sheathed on the seat tube and at the front end of a rear frame tube and is movably connected with the seat tube sliding sleeve; the rear end of the rear frame tube is fixedly connected with a rear fork. The bicycle is compact in structure, few in material consumption amount and light in integral weight, and adopts the design that a plurality of parts are folded, so that the bicycle is small after being folded and is conveniently carried in a travelling bag.
Description
Affiliated technical field
The utility model relates to a kind of bicycle, especially a kind of Foldable bicycle.
Technical background
In prior art, it is less that the folding mode of bicycle can not fold bicycle, little of being put in handbag, to be convenient for carrying, particularly by bus or during subway, current economic develop rapidly, city is expanded rapidly, traffic jam issue is on the rise, and roadlice is no longer the best walking-replacing tool of citizens' activities, and portable folding bicycle coordinates city motor bus or subway will become main flow.
Summary of the invention
The purpose of this utility model is: provide a kind of convenience folding, and folding rear make the bicycle carrying, and its folding easily and expansion, volume after folding is little, lightweight, is convenient for carrying.
The utility model is achieved through the following technical solutions:
, comprise vehicle frame, drive system, brake system, described vehicle frame comprises car cross handle, front fork upper riser, front fork lower standing tube, car cross handle standpipe, unit for front fork tube, car cross handle folders for standpipe, front fork upper riser sliding sleeve, upper sliding sleeve retaining screw, the tube bank of front fork upper riser sliding sleeve, front fork lower standing tube sliding sleeve, low sleeve retaining screw, sliding sleeve connecting rod, front vehicle frame pipe, front vehicle frame pipe pole, pole axle, rear frame tube, rear frame tube pole, rear frame tube pole axle, back vent, seat pipe, seat pipe sliding sleeve, the tube bank of seat pipe sliding sleeve, the tube bank of seat pipe, saddle pipe, saddle, bowl cover, front fork, bicycle frame folding unit, drive system anchor fitting, it is characterized in that: described front vehicle frame pipe front end and front fork upper riser lower end are flexibly connected, front vehicle frame pipe rear end and seat pipe sliding sleeve are flexibly connected, front vehicle frame pipe pole front end and front fork upper riser sliding sleeve are flexibly connected, front vehicle frame pipe props up rod rear end He Zuoguan lower end and is flexibly connected, front vehicle frame pipe and front vehicle frame pipe pole infall are flexibly connected by pole axle, on the present pipe of seat pipe sliding sleeve cover, rear frame tube front end and seat pipe sliding sleeve are flexibly connected, and rear frame tube rear end is fixedly connected with back vent, and rear frame tube pole front end He Zuoguan lower end is flexibly connected, and rear frame tube props up rod rear end and is flexibly connected by rear frame tube pole axle and rear frame tube.
Described car cross handle is fixedly connected with car cross handle standpipe upper end, car cross handle standpipe lower end is connected with unit for front fork tube by car cross handle folders for standpipe, unit for front fork tube is fixedly connected with front fork, front fork upper riser overlaps by bowl and car cross handle standpipe is flexibly connected, front fork lower standing tube overlaps by bowl and unit for front fork tube is flexibly connected, front fork upper riser sliding sleeve is enclosed within on front fork upper riser, front fork lower standing tube sliding sleeve is enclosed within on front fork lower standing tube, front fork upper riser lower end is provided with upper sliding sleeve retaining screw, front fork lower standing tube upper end is provided with low sleeve retaining screw, front fork upper riser sliding sleeve and front fork lower standing tube sliding sleeve are flexibly connected by sliding sleeve connecting rod.
Described seat pipe sliding sleeve is provided with the tube bank of seat pipe sliding sleeve.
Described car cross handle is collapsible.
Described saddle pipe is connected with seat pipe by seat tube bank.
Described saddle is fixedly connected with saddle pipe.
Described rear frame tube is provided with drive system anchor fitting.
Described trailing wheel is fixed on back vent, and front-wheel is fixed on front fork.
Feature of the present utility model is: a kind of folding bicycle is owing to adopting the folding structure in many places, when folding, car cross handle is folding, pull open car cross handle folders for standpipe quick detach and seat pipe sliding sleeve tube bank quick detach, front fork lower standing tube is folded over forward, sliding sleeve connecting rod promotes front fork upper riser sliding sleeve upward movement, front vehicle frame pipe pole drives seat pipe to move downward, the relative upward movement of seat pipe sliding sleeve, drive front vehicle frame pipe rear end and rear frame tube front end upward movement simultaneously, when front-wheel and the laminating of car cross handle standpipe, due to the effect of many connecting rods, car cross handle standpipe also with front vehicle frame pipe pole, front vehicle frame pipe, seat pipe, rear frame tube laminating, complete folding process.Launch and above process inverse operation.Bicycle volume after folding is very little, lightweight, can be placed in travelling bag, is convenient for carrying.
Accompanying drawing explanation
Fig. 1 is the utility model the first example structure schematic diagram.
Fig. 2 is the utility model the second example structure schematic diagram.
Fig. 3 is the utility model the 3rd example structure schematic diagram.
The specific embodiment:
Below in conjunction with accompanying drawing, the utility model is further described.
The first embodiment:
Referring to accompanying drawing 1, a kind of folding bicycle, comprises vehicle frame, drive system, brake system, described vehicle frame comprises car cross handle (1), front fork upper riser (3), front fork lower standing tube (11), car cross handle standpipe (7), unit for front fork tube (13), car cross handle folders for standpipe (8), front fork upper riser sliding sleeve (4), upper sliding sleeve retaining screw (5), front fork lower standing tube sliding sleeve (10), low sleeve retaining screw (9), sliding sleeve connecting rod (6), front vehicle frame pipe (18), front vehicle frame pipe pole (17), pole axle (16), rear frame tube (24), rear frame tube pole (22), rear frame tube pole axle (23), back vent (25), seat pipe (27), seat pipe sliding sleeve (20), seat pipe sliding sleeve tube bank (19), seat pipe tube bank (28), saddle pipe (29), saddle (30), bowl cover (2), bowl cover (12), front fork (14), drive system anchor fitting (21), it is characterized in that: described front vehicle frame pipe (18) front end and front fork upper riser (3) lower end are flexibly connected, front vehicle frame pipe (18) rear end and seat pipe sliding sleeve (20) are flexibly connected, front vehicle frame pipe pole (17) front end and front fork upper riser sliding sleeve (4) are flexibly connected, front vehicle frame pipe pole (17) rear end and seat pipe (27) lower end are flexibly connected, front vehicle frame pipe (18) and front vehicle frame pipe pole (17) infall are flexibly connected by pole axle (16), on seat pipe sliding sleeve (20) the present pipe of cover (27), rear frame tube (24) front end and seat pipe sliding sleeve (20) are flexibly connected, rear frame tube (24) rear end is fixedly connected with back vent (25), rear frame tube pole (22) front end and seat pipe (27) lower end are flexibly connected, and rear frame tube pole (22) rear end is flexibly connected by rear frame tube pole axle (23) and rear frame tube (24).
Described car cross handle (1) is fixedly connected with car cross handle standpipe (7) upper end, car cross handle standpipe (7) lower end is connected with unit for front fork tube (13) by car cross handle folders for standpipe (8), unit for front fork tube (13) is fixedly connected with front fork (14), front fork upper riser (3) overlaps (2) by bowl and car cross handle standpipe (7) is flexibly connected, front fork lower standing tube (11) overlaps (12) by bowl and unit for front fork tube (13) is flexibly connected, front fork upper riser sliding sleeve (4) is enclosed within on front fork upper riser (3), front fork lower standing tube sliding sleeve (10) is enclosed within on front fork lower standing tube (11), front fork upper riser (3) lower end is provided with upper sliding sleeve retaining screw (5), front fork lower standing tube (11) upper end is provided with low sleeve retaining screw (9), front fork upper riser sliding sleeve (4) and front fork lower standing tube sliding sleeve (10) are flexibly connected by sliding sleeve connecting rod (6).
Described seat pipe sliding sleeve (20) is provided with seat pipe sliding sleeve tube bank (19).
Described car cross handle (1) is collapsible.
Described saddle pipe (29) is connected with seat pipe (27) by seat tube bank (28).
Described saddle (30) is fixedly connected with saddle pipe (29).
Described rear frame tube (24) is provided with drive system anchor fitting (21).
It is upper that described trailing wheel (26) is fixed on back vent (25), and front-wheel (15) is fixed on front fork (14).
The second embodiment:
Referring to accompanying drawing 2, described car cross handle (1) is fixedly connected with car cross handle standpipe (7) upper end, car cross handle standpipe (7) lower end is connected with unit for front fork tube (13) by car cross handle folders for standpipe (8), unit for front fork tube (13) is fixedly connected with front fork (14), front fork upper riser (3) overlaps (2) by bowl and car cross handle standpipe (7) is flexibly connected, it is upper that front fork upper riser sliding sleeve (4) is enclosed within front fork upper riser (3), and front fork upper riser (3) lower end is provided with upper sliding sleeve retaining screw (5).
Described front fork upper riser sliding sleeve (4) is provided with front fork upper riser sliding sleeve tube bank (31).
All the other are not stated part and see the first embodiment, no longer repeat.
The 3rd embodiment
Referring to accompanying drawing 3, described front vehicle frame pipe (18) front end is connected by folder (32) with front fork upper riser (3) lower end, front vehicle frame pipe (18) rear end and seat pipe sliding sleeve (20) are flexibly connected, front vehicle frame pipe pole (17) front end and front vehicle frame pipe (18) are flexibly connected by pole axle (16), front vehicle frame pipe pole (17) rear end and seat pipe (27) lower end are flexibly connected, on seat pipe sliding sleeve (20) the present pipe of cover (27), rear frame tube (24) front end and seat pipe sliding sleeve (20) are flexibly connected, rear frame tube (24) rear end is fixedly connected with back vent (25), rear frame tube pole (22) front end and seat pipe (27) lower end are flexibly connected, rear frame tube pole (22) rear end is flexibly connected by rear frame tube pole axle (23) and rear frame tube (24).
All the other are not stated part and see the first embodiment and the second embodiment, no longer repeat.
Above-described embodiment is only most preferred embodiment of the present utility model, not limits according to this protection domain of the present utility model, and the equivalence variation of doing according to structure of the present utility model, shape, principle therefore all, within all should being covered by protection domain of the present utility model.
Claims (6)
1. a folding bicycle, comprises vehicle frame, drive system, brake system, described vehicle frame comprises car cross handle (1), front fork upper riser (3), front fork lower standing tube (11), car cross handle standpipe (7), unit for front fork tube (13), car cross handle folders for standpipe (8), front fork upper riser sliding sleeve (4), upper sliding sleeve retaining screw (5), front fork lower standing tube sliding sleeve (10), low sleeve retaining screw (9), sliding sleeve connecting rod (6), front vehicle frame pipe (18), front vehicle frame pipe pole (17), pole axle (16), rear frame tube (24), rear frame tube pole (22), rear frame tube pole axle (23), back vent (25), seat pipe (27), seat pipe sliding sleeve (20), seat pipe sliding sleeve tube bank (19), seat pipe tube bank (28), saddle pipe (29), saddle (30), bowl cover (2), bowl cover (12), front fork (14), drive system anchor fitting (21), it is characterized in that: described front vehicle frame pipe (18) front end and front fork upper riser (3) lower end are flexibly connected, front vehicle frame pipe (18) rear end and seat pipe sliding sleeve (20) are flexibly connected, front vehicle frame pipe pole (17) front end and front fork upper riser sliding sleeve (4) are flexibly connected, front vehicle frame pipe pole (17) rear end and seat pipe (27) lower end are flexibly connected, front vehicle frame pipe (18) and front vehicle frame pipe pole (17) infall are flexibly connected by pole axle (16), on seat pipe sliding sleeve (20) the present pipe of cover (27), rear frame tube (24) front end and seat pipe sliding sleeve (20) are flexibly connected, rear frame tube (24) rear end is fixedly connected with back vent (25), rear frame tube pole (22) front end and seat pipe (27) lower end are flexibly connected, and rear frame tube pole (22) rear end is flexibly connected by rear frame tube pole axle (23) and rear frame tube (24).
2. a kind of folding bicycle according to claim 1, it is characterized in that: described car cross handle (1) is fixedly connected with car cross handle standpipe (7) upper end, car cross handle standpipe (7) lower end is connected with unit for front fork tube (13) by car cross handle folders for standpipe (8), unit for front fork tube (13) is fixedly connected with front fork (14), front fork upper riser (3) overlaps (2) by bowl and car cross handle standpipe (7) is flexibly connected, front fork lower standing tube (11) overlaps (12) by bowl and unit for front fork tube (13) is flexibly connected, front fork upper riser sliding sleeve (4) is enclosed within on front fork upper riser (3), front fork lower standing tube sliding sleeve (10) is enclosed within on front fork lower standing tube (11), front fork upper riser (3) lower end is provided with upper sliding sleeve retaining screw (5), front fork lower standing tube (11) upper end is provided with low sleeve retaining screw (9), front fork upper riser sliding sleeve (4) and front fork lower standing tube sliding sleeve (10) are flexibly connected by sliding sleeve connecting rod (6).
3. a kind of folding bicycle according to claim 1, it is characterized in that: described car cross handle (1) is fixedly connected with car cross handle standpipe (7) upper end, car cross handle standpipe (7) lower end is connected with unit for front fork tube (13) by car cross handle folders for standpipe (8), unit for front fork tube (13) is fixedly connected with front fork (14), front fork upper riser (3) overlaps (2) by bowl and car cross handle standpipe (7) is flexibly connected, it is upper that front fork upper riser sliding sleeve (4) is enclosed within front fork upper riser (3), and front fork upper riser (3) lower end is provided with upper sliding sleeve retaining screw (5).
4. a kind of folding bicycle according to claim 1, it is characterized in that: described front vehicle frame pipe (18) front end is connected by folder (32) with front fork upper riser (3) lower end, front vehicle frame pipe (18) rear end and seat pipe sliding sleeve (20) are flexibly connected, front vehicle frame pipe pole (17) front end and front vehicle frame pipe (18) are flexibly connected by pole axle (16), front vehicle frame pipe pole (17) rear end and seat pipe (27) lower end are flexibly connected, on seat pipe sliding sleeve (20) the present pipe of cover (27), rear frame tube (24) front end and seat pipe sliding sleeve (20) are flexibly connected, rear frame tube (24) rear end is fixedly connected with back vent (25), rear frame tube pole (22) front end and seat pipe (27) lower end are flexibly connected, rear frame tube pole (22) rear end is flexibly connected by rear frame tube pole axle (23) and rear frame tube (24).
5. a kind of folding bicycle according to claim 1, is characterized in that: described seat pipe sliding sleeve (20) is provided with seat pipe sliding sleeve tube bank (19).
6. a kind of folding bicycle according to claim 3, is characterized in that: described front fork upper riser sliding sleeve (4) is provided with front fork upper riser sliding sleeve tube bank (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545406.9U CN203391932U (en) | 2013-08-28 | 2013-08-28 | Folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320545406.9U CN203391932U (en) | 2013-08-28 | 2013-08-28 | Folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203391932U true CN203391932U (en) | 2014-01-15 |
Family
ID=49903483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320545406.9U Expired - Fee Related CN203391932U (en) | 2013-08-28 | 2013-08-28 | Folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203391932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105314027A (en) * | 2014-05-31 | 2016-02-10 | 陈劲松 | Folding bicycle |
| CN105416476A (en) * | 2014-09-18 | 2016-03-23 | 陈劲松 | Foldable bicycle frame |
-
2013
- 2013-08-28 CN CN201320545406.9U patent/CN203391932U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105314027A (en) * | 2014-05-31 | 2016-02-10 | 陈劲松 | Folding bicycle |
| CN105416476A (en) * | 2014-09-18 | 2016-03-23 | 陈劲松 | Foldable bicycle frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140115 Termination date: 20140828 |
|
| EXPY | Termination of patent right or utility model |