CN201932310U - Simple foldable bicycle - Google Patents

Simple foldable bicycle Download PDF

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Publication number
CN201932310U
CN201932310U CN2010206915872U CN201020691587U CN201932310U CN 201932310 U CN201932310 U CN 201932310U CN 2010206915872 U CN2010206915872 U CN 2010206915872U CN 201020691587 U CN201020691587 U CN 201020691587U CN 201932310 U CN201932310 U CN 201932310U
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CN
China
Prior art keywords
vehicle frame
wheel fork
rear wheel
handlebar
bicycle
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Expired - Fee Related
Application number
CN2010206915872U
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Chinese (zh)
Inventor
宗亚军
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Individual
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Individual
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Priority to CN2010206915872U priority Critical patent/CN201932310U/en
Application granted granted Critical
Publication of CN201932310U publication Critical patent/CN201932310U/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a simple foldable bicycle, which comprises a bicycle frame, handlebars and a back-wheel fork adjusting mechanism, wherein the bicycle frame can form a mutually connecting rod after folded and is formed by a front segment and a back segment which are connected in a plug mode, the handlebars are formed by a fixed left handlebar and a foldable right handlebar and can be used as a push-and-pull rod after folded, and the back-wheel fork adjusting mechanism is formed by a seat pipe, a seat pipe locating sleeve and a supporting rod and can be used for adjusting and controlling angles between the back wheel fork and the bicycle frame and heights of the back wheel fork. The back segment is provided with a foldable universal wheel with functions of auxiliary supporting and turning. The simple foldable bicycle can be ridden normally when being unfolded, and can be reduced in volume, carried conveniently and used as a regular drawing cart or a regular pushcart to load luggage or goods when being folded, thereby solving problems that the prior foldable bicycle needs to be carried by hands or shoulders, is inconvenient in carrying and a burden for traveling. The simple foldable bicycle has a strong practical applicability and a valuable market application prospect due to the great conveniences and flexibilities the bicycle has brought to daily outing and traveling.

Description

A kind of simple type Folding Bicycle
Technical field
The utility model relates to a kind of vehicle, particularly a kind of have flexible and convenient to use, carry light labour-saving simple type Folding Bicycle.
Background technology
The kind of popular in the market Folding Bicycle is many, and folding mode also has a variety of, and their folding common purposes are the volumes that dwindle bicycle, are convenient to carry and collect keeping.Though because this class Folding Bicycle has dwindled volume effectively under folded state, but lost the function of normal walking on the ground mostly, particularly be not suitable for riding but need the occasion of the longer distance of walking at some, though existing Folding Bicycle can fold the back and carry under the situation of having dwindled volume, but must finish or need the user to carry with mode portable or pickaback, not only require great effort but also not too convenient, sometimes even become the burden of trip.For example in tourism way, the passenger generally needs under the situation with some luggage and articles more or less, if also need portable or bicycle pickaback, obviously is inconvenient and non-remunerative.So existing Folding Bicycle considers still to owe desirable, the necessary improvement from practicality and economy angle.
Summary of the invention
The purpose of this utility model is to solve necessary portable or weak point pickaback when existing Folding Bicycle is existing to be carried, provide a kind of neither need after folding portable or pickaback, can fill the post of Hand pulling vehicle again, a small amount of luggage is carried in assistance, helps the simple type Folding Bicycle of easily going on a journey and being convenient for carrying.
Simple type Folding Bicycle main body of the present utility model includes vehicle frame, be arranged on the vehicle frame front end, on the preceding mobile jib of handlebar and front-fork, be arranged on the vehicle frame rear end, on the back seat bar of saddle, rear wheel fork and rear wheel fork regulating mechanism, be characterised in that: described vehicle frame by mutual plug-in mounting link to each other, on constitute with the leading portion and the back segment of spring pin, back segment is provided with a collapsible cardan wheel; Described handlebar is by the left side handlebar and the fixed type right side handlebar of deviation constitute downwards; Described rear wheel fork regulating mechanism is made of seat pipe, seat pipe locating bush and strut bar, described seat pipe is provided with some spacing holes, the bottom of seat pipe links to each other with the end fixed vertical of vehicle frame back segment, and the upper end of rear wheel fork be hinged and connected, rear wheel fork can be rotated down around the bottom of seat pipe, be provided with the back seat bar that is used to install saddle in the axle center hole of seat pipe upper end, described seat pipe locating bush suit is provided with on the present pipe, be provided with the limitation locking bolt, its side is other to link to each other with the end assembling of described strut bar, and the other end of strut bar links to each other with the rear wheel fork assembling.During work, described rear wheel fork regulating mechanism is provided with the position adjustments rear wheel fork of the spacing hole on the present pipe and the angle between vehicle frame by the limitation locking bolt on the control seat pipe locating bush, when the limitation locking bolt is provided with on the present pipe in bottom the spacing hole, rear wheel fork be defined to the perpendicular position of vehicle frame on and contour with front-fork.
When folding, unclamp described limitation locking bolt earlier, move seat pipe location and be set to nethermost spacing hole, make rear wheel fork with vertical with vehicle frame and contour with front-fork; Rotate the angle of regulating rear wheel fork, make plane, rear wheel place all perpendicular with vehicle frame; The trip spring pin will shrink in the back segment in the leading portion again, and puts down the collapsible cardan wheel on the vehicle frame back segment; Last folded bicycle handle, handlebar downward deviation in left side is affixed by on the preceding mobile jib, fixed type right side handlebar is stretched in the draw-in groove that places under the saddle, so constitute interconnection lever that band down filled the post of by the back segment after contracting in the leading portion, go up band is made of pull bar fixed type right side handlebar hand buggy.Wherein, described collapsible cardan wheel has to put down when bicycle is parked under riding condition to be made feet, plays stable vehicle body, under the bicycle folding state,, and use as the wheel flutter of car as the front and back wheel of hand barrow or hand buggy supplemental support to interconnection lever.
So, under folded state, front-fork is mutually contour with rear wheel fork, before, plane, rear wheel place and vehicle frame are perpendicular, leading portion on the vehicle frame is inserted in the back segment, collapsible cardan wheel leaves the folding position, and vertically be positioned at below the vehicle frame back segment, constitute the supplemental support of interconnection lever, the downward deviation of left side handlebar in the handlebar is affixed by on the preceding mobile jib, fixed type right side handlebar is stretched in the draw-in groove that places under the saddle, fill the post of pull bar, so constitute band interconnection lever down, last band pull bar, the bottom is supported by front and back wheel and collapsible cardan wheel and is turned to, the hand barrow or the hand buggy of displacement.
Based on the utility model simple type Folding Bicycle of above-mentioned design, because vehicle frame is set to two-period form that the leading portion that linked to each other by mutual plug-in mounting and back segment constitute, leading portion inserts back segment and constitutes the interconnection lever of being convenient to place luggage, object when being convenient to folding; Manage the position that locating bush upper limit lock(ing) bolt is provided with the spacing hole on the present pipe by the seat of regulating in the rear wheel fork regulating mechanism, wheel fork is contour before and after making, and guarantees interconnection lever place horizontality; By the rotation rear wheel fork, make plane, rear wheel place and vehicle frame perpendicular; And by handlebar spacing method of stretching in the draw-in groove that places under the seat cushion in fixed type right side is constituted spacing failure-free fixed type pull bar; Simultaneously, because the vehicle frame back segment is provided with collapsible cardan wheel, be convenient to bicycle and when riding condition is parked, make feet, play stable vehicle body, under the bicycle folding state,, and use as the wheel flutter of car as the front and back wheel of hand barrow supplemental support to interconnection lever.Therefore, simple type Folding Bicycle of the present utility model had both had the function of normally riding under the non-folded state, has reduced volume under folded state again, portable function, also has the light Hand pulling vehicle function under the light condition, load a small amount of luggage, normal hand under the article state is pulled a cart or the hand barrow function, efficiently solving existing Folding Bicycle needs after folding pickaback portable, carry inconvenience and become the burdensome weak point of trip, compare with existing any a Folding Bicycle, obviously have simple in structure and reasonable, folding convenient and reliable, carrying after not only being convenient to fold, but also can assist the user to carry part luggage, to go off daily and travel outdoors bringing great convenience property and flexible property, thereby have very strong practicality and valuable market application foreground.
Description of drawings
Fig. 1 is the overall structure scheme drawing of the utility model embodiment;
Fig. 2 is the utility model embodiment rear wheel fork folded state scheme drawing;
Fig. 3 is the utility model embodiment handlebar, vehicle frame folding view;
Fig. 4 is the overall structure scheme drawing after the utility model embodiment folds.
Among the figure:
1. mobile jib 5. saddles before vehicle frame 2. handlebars 3. front-forks 4.
6. rear wheel fork 7. rear wheel fork regulating mechanisms 8. back seat bars 9. spring pins 10. leading portions
11. back segment 12. collapsible cardan wheel 13. left side handlebars 14. right side handlebars
15. 16. pipes of seat pipe locating bush, 17. strut bars, 18. spacing holes
19. limitation locking bolt 20. interconnection lever 21. pull bars
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and exemplary embodiments.
In Fig. 1, Fig. 2, Fig. 3 and Fig. 4, Folding Bicycle main body of the present utility model includes vehicle frame 1, be arranged on vehicle frame 1 front end, on the preceding mobile jib 4 of handlebar 2 and front-fork 3, be arranged on vehicle frame 1 rear end, on the back seat bar 8 of saddle 5, rear wheel fork 6 and rear wheel fork regulating mechanism 7, be characterised in that: described vehicle frame 1 by mutual plug-in mounting link to each other, on constitute with the leading portion 10 and the back segment 11 of spring pin 9, back segment 11 is provided with a collapsible cardan wheel 12; Described handlebar 2 is by 13 in the left side car and the fixed type right side handlebar 14 of deviation constitute downwards; Described rear wheel fork regulating mechanism 7 is by seat pipe 15, seat pipe locating bush 16 and strut bar 17 constitute, described seat pipe 15 is provided with some spacing holes 18, the bottom of seat pipe 15 links to each other with the end fixed vertical of vehicle frame back segment 11, be hinged and connected with the upper end of rear wheel fork 6, rear wheel fork 6 can be managed 15 bottom around seat and is rotated down, be provided with the back seat bar 8 that is used to install saddle 5 in the seat pipe 15 upper end axle center holes, described seat pipe locating bush 16 suits are provided with on the present pipe 15, be provided with limitation locking bolt 19, its side is other to link to each other with the end assembling of described strut bar 17, and the other end of strut bar 17 links to each other with rear wheel fork 6 assemblings.During work, described rear wheel fork regulating mechanism 7 is provided with the angle of 1 of the position adjustments rear wheel fork 6 of the spacing hole 18 on the present pipe 15 and vehicle frame by the limitation locking bolt 19 on the control seat pipe locating bush 16, when limitation locking bolt 19 is provided with on the present pipe 15 in bottom the spacing hole 18, rear wheel fork 6 be defined to the perpendicular position of vehicle frame 1 on.
When folding, unclamp described limitation locking bolt 19 an and drive pipe locating bush 16 earlier and be displaced to nethermost spacing hole 18, make rear wheel fork 5 and front-fork 3 contour; Rotate the angle of regulating rear wheel fork 5, make it perpendicular with vehicle frame 1; The rotation rear wheel fork makes plane, rear wheel place all perpendicular with vehicle frame 1; The trip spring pin 9 again, leading portion is shunk in the back segment 11 for 10 li, and put down collapsible cardan wheel 12 on the vehicle frame back segment 11; Last folded bicycle handle 2, handlebar 13 downward deviations in left side are affixed by on the preceding mobile jib 4, fixed type right side handlebar 14 is stretched in the draw-in groove that places under the saddle 5, so constitute interconnection lever 20 that the back segment 11 after band is contracted by 10 li of leading portions down fills the post of, go up band is made of pull bar 21 fixed type left side handlebar 14 hand buggy.
Under folded state, front-fork 3 is mutually contour with rear wheel fork 6, and it is perpendicular with vehicle frame 1, before, plane, rear wheel place is all vertical with vehicle frame, leading portion 10 on the vehicle frame 1 is inserted in the back segment 11, collapsible cardan wheel 12 leaves the folding position, and vertically be positioned at vehicle frame back segment 11 belows, constitute the supplemental support of interconnection lever 20, left side handlebar 13 downward deviations in the handlebar are affixed by on the preceding mobile jib 4, fixed type right side handlebar 14 is stretched in the draw-in groove that places under the saddle 5, fill the post of pull bar 21, so constitute band interconnection lever 20 down, last band pull bar 21, the bottom is supported by front and back wheel and collapsible cardan wheel 12 and is turned to, the hand barrow or the hand buggy of displacement.

Claims (1)

1. simple type Folding Bicycle, main body includes vehicle frame (1), be arranged on the vehicle frame front end, on the preceding mobile jib (4) of handlebar (2) and front-fork (3), be arranged on the vehicle frame rear end, on the back seat bar (8) of saddle (5), rear wheel fork (6) and rear wheel fork regulating mechanism (7), it is characterized in that:
A. described vehicle frame (1) by link to each other by mutual plug-in mounting, on the leading portion (10) and back segment (11) formation of spring pin (9), back segment (11) is provided with a collapsible cardan wheel (12);
B. described handlebar (2) is by the left side handlebar (13) and the fixed type right side handlebar (14) of deviation constitute downwards;
C. described rear wheel fork regulating mechanism (7) is by seat pipe (15), seat pipe locating bush (16) and strut bar (17) constitute, seat pipe (15) is provided with some spacing holes (18), the bottom of seat pipe (15) links to each other with the end fixed vertical of vehicle frame back segment (11), be hinged and connected with the upper end of rear wheel fork (6), the bottom that rear wheel fork (6) can be managed (15) around seat is rotated down, stretch in the axle center hole of seat pipe (15) upper end and be equipped with the back seat bar (8) that is used to install saddle (5), seat pipe locating bush (16) suit is provided with on the present pipe (15), be provided with limitation locking bolt (19), its side is other to link to each other with the end assembling of described strut bar (17), and the other end of strut bar (17) links to each other with rear wheel fork (6) assembling:
D. under folded state, front-fork (3) is mutually contour with rear wheel fork (6), and it is perpendicular with vehicle frame (1), leading portion (10) on the vehicle frame (1) is inserted in the back segment (11), constitute interconnection lever (20), collapsible cardan wheel (12) leaves the folding position, vertically be positioned at vehicle frame back segment (11) below, constitute the supplemental support of interconnection lever (20), left side handlebar (13) in the handlebar (2) deviation downwards is affixed by on the preceding mobile jib (4), fixed type right side handlebar (14) is stretched in the draw-in groove that places under the saddle (5), fill the post of pull bar (21), so constitute band interconnection lever (20) down, last band pull bar (21), the bottom is supported by front and back wheel and folding cardan wheel (12) and is turned to, the hand barrow or the hand buggy of displacement.
CN2010206915872U 2010-12-27 2010-12-27 Simple foldable bicycle Expired - Fee Related CN201932310U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206915872U CN201932310U (en) 2010-12-27 2010-12-27 Simple foldable bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206915872U CN201932310U (en) 2010-12-27 2010-12-27 Simple foldable bicycle

Publications (1)

Publication Number Publication Date
CN201932310U true CN201932310U (en) 2011-08-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010206915872U Expired - Fee Related CN201932310U (en) 2010-12-27 2010-12-27 Simple foldable bicycle

Country Status (1)

Country Link
CN (1) CN201932310U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024027509A1 (en) * 2022-08-04 2024-02-08 大行科工(深圳)股份有限公司 Tricycle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024027509A1 (en) * 2022-08-04 2024-02-08 大行科工(深圳)股份有限公司 Tricycle

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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: 20110817

Termination date: 20121227