CN108657347B - Multifunctional folding bicycle - Google Patents
Multifunctional folding bicycle Download PDFInfo
- Publication number
- CN108657347B CN108657347B CN201710313427.0A CN201710313427A CN108657347B CN 108657347 B CN108657347 B CN 108657347B CN 201710313427 A CN201710313427 A CN 201710313427A CN 108657347 B CN108657347 B CN 108657347B
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- Prior art keywords
- plate
- cross beam
- frame
- seat
- fork
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K13/00—Cycles convertible to, or transformable into, other types of cycles or land vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B1/00—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor
- B62B1/10—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is intended to be transferred totally to the wheels
- B62B1/12—Hand carts having only one axis carrying one or more transport wheels; Equipment therefor in which the load is intended to be transferred totally to the wheels involving parts being adjustable, collapsible, attachable, detachable, or convertible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62J—CYCLE SADDLES OR SEATS; AUXILIARY DEVICES OR ACCESSORIES SPECIALLY ADAPTED TO CYCLES AND NOT OTHERWISE PROVIDED FOR, e.g. ARTICLE CARRIERS OR CYCLE PROTECTORS
- B62J9/00—Containers specially adapted for cycles, e.g. panniers or saddle bags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K15/00—Collapsible or foldable cycles
- B62K15/006—Collapsible or foldable cycles the frame being foldable
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Motorcycle And Bicycle Frame (AREA)
Abstract
The invention relates to a multifunctional folding bicycle, which comprises a front frame, a rear frame, a folder and a handlebar, wherein the front frame comprises a front cross beam, a front fork, a front wheel and a transition connecting piece; the rear frame comprises a rear fork, a rear wheel, an auxiliary wheel and a rear cross beam; the front cross beam is connected with the rear cross beam through a folder; the folder is provided with a connecting part, and the handlebar is detachably connected with the transition connecting piece or the connecting part. The invention has the beneficial effects that: have the multi-functional of one car, short distance ride instead of walk or body-building function promptly, can do shopping cart and luggage trailer function after folding and use, because the handlebar designs into detachable, so not only can guarantee the normal use of riding, when using the bicycle as shopping cart in addition, conveniently carry out, it is more laborsaving, stability is better, the auxiliary wheel of increase, further assurance the stability of bicycle when using as shopping cart to and can stand by independent support, it is difficult for falling.
Description
Technical Field
The invention relates to the field of bicycles, in particular to a multifunctional folding bicycle.
Background
The bicycle is used as a short-distance walk-replacing and body-building tool and has the function which can not be replaced by other vehicles. However, the urban development causes traffic congestion, insufficient area of vehicle storage places, lack of bicycle parking places and serious theft phenomena, and the bicycle parking device has the urgent requirements of small occupied space and convenient carrying when parking bicycles. The advent of folding bicycles has better addressed the above-mentioned problems. The folding main purpose of present folding bicycle is to reduce its space that occupies, and the function is comparatively single, can not have other functions through simple change concurrently.
Disclosure of Invention
The invention aims to provide a multifunctional folding bicycle, which overcomes the defects in the prior art.
The technical scheme for solving the technical problems is as follows: a multifunctional folding bicycle comprises a front frame, a rear frame, a folder and a handlebar, wherein the front frame comprises a front cross beam, a front fork, a front wheel and a transition connecting piece, the transition connecting piece is rotatably connected with the front cross beam, and the front wheel is connected with the transition connecting piece through the front fork; the rear frame comprises a rear fork, a rear wheel, an auxiliary wheel and a rear cross beam, the rear wheel is connected with the rear cross beam through the rear fork, and the auxiliary wheel is rotatably connected with the rear fork; the front cross beam is connected with the rear cross beam through a folder; the folder is provided with a connecting part, and the handlebar is detachably connected with the transition connecting piece or the connecting part.
The invention has the beneficial effects that: have the multi-purpose multi-functional of one car, short distance ride instead of walk or body-building function promptly, can do shopping cart and luggage trailer function after folding, because the handlebar designs into detachable, so not only can guarantee the normal use of riding, when using the bicycle as shopping cart in addition, conveniently utilize the handlebar to carry out, it is more laborsaving, and stability is better, the auxiliary wheel of increase, further assurance the stability of bicycle when using as shopping cart, and can stand by independent support, it is difficult for falling.
On the basis of the technical scheme, the invention can be further improved as follows.
Furthermore, the folder comprises a sleeve and a connecting piece, one end of the connecting piece is rotatably connected with the front cross beam, the other end of the connecting piece is rotatably connected with the rear cross beam, and the sleeve is sleeved on a connecting point of the connecting piece and the front cross beam and a connecting point of the connecting piece and the rear cross beam.
Further, the connecting part is arranged in the middle of the connecting piece, and the connecting part inclines outwards.
Furthermore, the connecting part is a mounting hole formed on the connecting piece, and the lower end of the handlebar is inserted in the mounting hole on the connecting piece.
The adoption of the further beneficial effects is as follows: simple structure, and is convenient to push when the bicycle is folded into a shopping cart.
Furthermore, the front cross beam rotates around the connecting point of the front cross beam and the connecting piece towards the direction of the rear cross beam to be parallel to the rear cross beam, and a front wheel on a front fork connected with the front cross beam is coaxial with a rear wheel on a rear fork connected with the rear cross beam.
The adoption of the further beneficial effects is as follows: the characteristics of protruding edges and corners, large space and ugly appearance of the common folding bicycle are avoided.
Furthermore, one end of the front cross beam connected with the connecting piece is a straight rod section, the length of the straight rod section is larger than that of the sleeve, and the cross section size of the straight rod section is smaller than that of an inner hole of the sleeve.
The adoption of the further beneficial effects is as follows: the bicycle can be unfolded and folded conveniently.
Furthermore, the handlebar is T-shaped.
The adoption of the further beneficial effects is as follows: the bicycle is convenient to push when being folded into a shopping cart.
Furthermore, the rear fork is of an inverted U-shaped structure.
Furthermore, two ends of the inverted U-shaped structure are respectively provided with a first fork opening and a second fork opening, the rear wheel is rotatably arranged in the first fork opening, the auxiliary wheel is rotatably arranged in the second fork opening, and the transmission mechanism is arranged on the rear fork.
The adoption of the further beneficial effects is as follows: the auxiliary wheel and the rear wheel are convenient to install, and the stability is good.
The front frame further comprises a front plate frame, and the front plate frame is connected with one end of the front cross beam, which is far away from the folder; the rear frame further comprises a rear plate frame, and the rear plate frame is connected with one end, far away from the folder, of the rear cross beam.
The adoption of the further beneficial effects is as follows: the short-distance cargo carrying capacity of the bicycle is improved.
Drawings
FIG. 1 is a schematic structural view of the multifunctional foldable bicycle of the present invention;
FIG. 2 is a state diagram of the multi-functional foldable bicycle of FIG. 1 functioning as a chair;
FIG. 3 is a state diagram of the foldable multi-function bicycle of FIG. 1 as a short haul cargo function;
FIG. 4 is a state diagram of the multi-functional foldable bicycle of FIG. 1 functioning as a shopping cart;
FIG. 5 is a schematic structural view of the rear frame of FIG. 1;
FIG. 6 is a schematic structural view of a basket;
fig. 7 is a schematic structural view of the fixing frame.
In the drawings, the components represented by the respective reference numerals are listed below:
1. front frame, 110, front cross member, 111, straight rod section, 120, front fork, 130, front wheel, 140, transition connection piece, 150, front plate frame, 151, connection plate, 152, elbow, 153, reinforcement tube, 2, rear frame, 210, rear fork, 211, first fork opening, 212, second fork opening, 220, rear wheel, 230, auxiliary wheel, 240, rear cross member, 241, socket tube, 250, rear plate frame, 3, folder, 310, sleeve, 320, connection piece, 321, connection portion, 4, handlebar, 410, cross rod, 420, longitudinal rod, 421, link plate, 5, saddle, 6, driving mechanism, 7, seat, 710, fixing frame, 711, bending tube, 7111, first rod portion, 7112, second rod portion, 712, first connection sleeve, 713, second connection sleeve, 714, base, 720, first seat plate, 730, second seat plate, 740, third seat plate, 750, fourth seat plate, 8, basket, 810, and 810, The hook comprises a hook body 820, a back plate 830, a first side plate 831, a first panel 832, a second panel 840, a front plate 850, a bottom plate 860 and a second side plate.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
As shown in fig. 1, 2, 3 and 4, a multifunctional folding bicycle comprises a front frame 1, a rear frame 2, a folder 3, a handle bar 4, a saddle 5, a driving mechanism 6, a seat 7 and a basket 8. The front frame 1 and the rear frame 2 are connected through a folder 3, and the handlebar 4 and the saddle 5 are respectively arranged on the front frame 1 and the rear frame 2.
As shown in fig. 1 and 4, the front frame 1 includes a front cross member 110, a front fork 120, a front wheel 130, and a transition piece 140. Transition piece 140 is disposed on front beam 110 and transition piece 140 is rotatable with respect to front beam 110. Front wheel 130 rotates through pivot and front fork 120 to be connected, and the front fork 120 is kept away from the one end of front wheel 130 and is connected with transition piece 140, and when transition piece 140 rotated like this, front fork 120 also can follow the rotation to can realize turning to through front wheel 130 when the bicycle of riding, transition piece 140 can be formed by the combination of adapter sleeve and a plurality of bearings, the bearing housing is on the adapter sleeve, and the bearing housing inlays on front beam 110, adapter sleeve alright carry out the axial rotation on front beam 110 like this.
As shown in fig. 1, 3, and 5, the rear frame 2 includes a rear fork 210, a rear wheel 220, an auxiliary wheel 230, and a rear cross member 240. The auxiliary wheel 230 is rotatably connected with the rear fork 210 through a rotating shaft, the rear wheel 220 is also rotatably connected with the rear fork 210 through a rotating shaft, and the rear fork 210 is fixedly connected with the rear cross member 240. To fold the bicycle, the front cross member 110 and the rear cross member 240 are connected by the folder 3. The handlebar 4 is detachably connected with the transition connecting piece 140, in addition, the connecting part 321 is arranged on the folder 3, the handlebar 4 is detachably connected with the connecting part 321, when the bicycle is unfolded, the handlebar 4 is connected with the transition connecting piece 140, and when the bicycle is folded, the handlebar 4 is connected with the connecting part 321. The rear cross member 240 is provided with a socket pipe 241 for connecting the seat 5.
In the present embodiment, the folder 3 has the following specific structure:
as shown in fig. 4, the folder 3 includes a sleeve 310 and a connecting member 320, one end of the connecting member 320 is rotatably connected to the front beam 110, and the other end of the connecting member 320 is rotatably connected to the rear beam 240, so that the front beam 110 can be folded around the connecting point with the connecting member 320, and the rear beam 240 can also be folded around the connecting point with the connecting member 320, when the bicycle is in the unfolded state, the sleeve 310 simultaneously covers the connecting point of the connecting member 320 and the front beam 110 and the connecting point of the connecting member 320 and the rear beam 240, so as to prevent the front beam 110 from rotating around the connecting point with the connecting member 320, and prevent the rear beam 240 from rotating around the connecting point with the connecting member 320, thereby ensuring the safety of the bicycle when the bicycle is in the unfolded state.
The connecting portion 321 is disposed in the middle of the connecting member 320, and the connecting portion 321 is inclined outward by an angle of 15 ° to 75 °, specifically 15 °, 28 °, 36 °, 45 °, 56 °, 60 °, 65 °, 70 °, and 75 °. The connecting portion 321 is a mounting hole formed in the connecting member 320, the lower end of the handlebar 4 is inserted into the mounting hole formed in the connecting member 320, the portion of the handlebar 4 inserted into the mounting hole is provided with an external thread section, the wall of the mounting hole is provided with an internal thread, the handlebar 4 is in threaded connection with the mounting hole, and at this time, the handlebar 4 is in threaded connection with the transition connecting member 140.
As shown in fig. 2 and 4, after the front cross member 110 is rotated around the connection point with the connecting member 320 in the direction of the rear cross member 240 to be aligned with the rear cross member 240, the front wheel 130 on the front fork 120 connected with the front cross member 110 is coaxial with the rear wheel 220 on the rear fork 210 connected with the rear cross member 240, which can reduce the size after folding and improve the overall aesthetic appearance.
As shown in fig. 1 and 4, when the bicycle needs to be folded, in order to make the sleeve 310 not to cover the connection point between the connecting member 320 and the front cross beam 110, nor the connection point between the connecting member 320 and the rear cross beam 240, the end of the front cross beam 110 connected with the connecting member 320 is the straight rod section 111, the length of the straight rod section 111 is greater than that of the sleeve 310, the cross-sectional dimension of the straight rod section 111 is smaller than that of the inner hole of the sleeve 310, that is, the sleeve 310 can move left and right on the straight rod section 111 without being blocked by the connecting member 320 in the moving process.
As shown in fig. 1, 2, 3, and 4, the handlebar 4 is T-shaped, wherein the handlebar 4 includes a cross bar 410 and a longitudinal bar 420, both ends of the cross bar 410 are sleeved with handles, one end of the longitudinal bar 420 is fixedly connected with the middle of the cross bar 410, the other end of the longitudinal bar 420 is a free end, and the free end is provided with an external thread section.
As shown in fig. 4, the rear fork 210 is an inverted U-shaped structure, the rear fork 210 is vertically connected to the rear cross member 240, the projection of the rear fork 210 in the vertical direction completely falls into the projection of the rear cross member 240 in the vertical direction, two ends of the inverted U-shaped structure are respectively provided with a first fork 211 and a second fork 212, the rear wheel 220 is rotatably disposed in the first fork 211 through a rotating shaft, the auxiliary wheel 230 is rotatably disposed in the second fork 212 through a rotating shaft, and after the front wheel 130, the rear wheel 220 and the auxiliary wheel 230 are all mounted, all three of the front wheel 130, the rear wheel 220 and the auxiliary wheel 230 can be simultaneously in contact with the ground. The driving mechanism 6 is disposed on the rear fork 210, and in this embodiment, the driving mechanism 6 adopts a chain transmission, and the driving mechanism 6 can drive the rear wheel 220 to rotate.
As shown in fig. 1, the front frame 1 further includes a front frame 150, the front frame 150 is connected to one end of the front cross member 110 away from the folder 3, the rear frame 2 further includes a rear frame 250, the rear frame 250 is connected to one end of the rear cross member 240 away from the folder 3, the front frame 150 and the rear frame 250 have the same structure, the front frame 150 includes a connecting plate 151, an elbow 152, and a plurality of reinforcing pipes 153, two ends of the elbow 152 are connected to the connecting plate 151, a part of the reinforcing pipes 153 are transversely disposed, and two ends are connected to the elbow 152, a part of the reinforcing pipes 153 are longitudinally disposed, and two ends are connected to the elbow 152.
As shown in fig. 2, the seat 7 includes a fixing frame 710, a first seat plate 720, a second seat plate 730, a third seat plate 740, and a fourth seat plate 750, wherein a lower end of the first seat plate 720 is hinged to a front end of the second seat plate 730, a right end of the second seat plate 730 is hinged to a left end of the third seat plate 740, a right end of the first seat plate 720 is hinged to a left end of the fourth seat plate 750, and the first seat plate 720 is connected to the fixing frame 710. The fixing frame 710 includes a bending tube 711, a first connecting sleeve 712, a second connecting sleeve 713, and a base 714, the bending tube 711 includes two first rod portions 7111, a U-shaped second rod portion 7112, the two first rod portions 7111 are respectively connected with two end portions of the second rod portion 7112, furthermore, an included angle between the second rod portion 7112 and the first rod portion 7111 is greater than 90 °, two ends of the first connecting sleeve 712 are both connected with the second rod portion 7112, two ends of the second connecting sleeve 713 are respectively connected with one first rod portion 7111, one ends of the two first rod portions 7111 far away from the second rod portion 7112 are both connected with the base 714, and the base 714 is in a T shape. The first seat plate 720 is bonded to the second connection sleeve 713, and the second seat plate 730 rests on the upper surface of the base 714. Second stem 7112 of seat 7 is nested within seat 5 when seat 7 is placed on rear cross member 240. In addition, the rear cross beam 240 is provided with a slot matched with the base 714 of the seat 7.
As shown in fig. 6 and 7, the basket 8 includes a hook 810, a back panel 820, a first side panel 830, a second side panel 860, a front panel 840 and a bottom panel 850, the first side panel 830 and the second side panel 860 are respectively disposed at the left and right sides of the back panel 820, and the rear end of the first side panel 830 is pivoted with the back panel 820, the front end of the first side panel 830 is pivoted with the left end of the front panel 840, the rear end of the second side panel 860 is pivoted with the back panel 820, the front end of the second side panel 860 is pivoted with the right end of the front panel 840, the back panel 820, the first side panel 830, the second side panel 860 and the front panel 840 together enclose a hollow enclosure frame with open upper and lower ends, the bottom panel 850 is clamped in the enclosure frame, and the rear end of the bottom panel 850 is pivoted with the bottom end of the back panel 820. The hook 810 is connected with the backboard 820.
The first side plate 830 and the second side plate 860 have the same structure, the first side plate 830 includes a first panel 831 and a second panel 832, the rear end of the first panel 831 is pivotally connected to the front end of the second panel 832, the front end of the first panel 831 is pivotally connected to the front plate 840, and the rear end of the second panel 832 is pivotally connected to the back plate 820. The lower end of the first panel 831 bends toward the second side plate 860 to form an attachment strap, the lower end of the second panel 832 bends toward the second side plate 860 to form an attachment strap, the lower end of the front plate 840 bends toward the back plate 820 to form an attachment strap, the attachment strap prevents the bottom plate 850 from falling out of the enclosure, and the lower surface of the bottom plate 850 contacts with the upper surface of each attachment strap. The back plate 820 includes a base plate and two extending side plates respectively disposed at the left and right ends of the base plate, and the back plate 820 is an integrally formed structure.
The first side plate 830, the second side plate 860 and the front plate 840 are all provided with a plurality of through groove arrays. The vertical rod 420 of the handlebar 4 is provided with a hanging plate 421 matched with the hook 810.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (5)
1. A multifunctional folding bicycle is characterized by comprising a front frame (1), a rear frame (2), a folder (3) and a handlebar (4), wherein the front frame (1) comprises a front cross beam (110), a front fork (120), a front wheel (130) and a transition connecting piece (140), the transition connecting piece (140) is rotatably connected with the front cross beam (110), and the front wheel (130) is connected with the transition connecting piece (140) through the front fork (120); the rear frame (2) comprises a rear fork (210), a rear wheel (220), an auxiliary wheel (230) and a rear cross beam (240), the rear wheel (220) is connected with the rear cross beam (240) through the rear fork (210), and the auxiliary wheel (230) is rotatably connected with the rear fork (210); the front cross beam (110) is connected with the rear cross beam (240) through a folder (3); the folder (3) is provided with a connecting part (321), and the handlebar (4) and the transition connecting piece (140) are detachably connected or the connecting part (321) is detachably connected; the folder (3) comprises a sleeve (310) and a connecting piece (320), one end of the connecting piece (320) is rotatably connected with the front cross beam (110), the other end of the connecting piece (320) is rotatably connected with the rear cross beam (240), and the sleeve (310) is sleeved on a connecting point of the connecting piece (320) and the front cross beam (110) and a connecting point of the connecting piece (320) and the rear cross beam (240) at the same time; the connecting part (321) is arranged in the middle of the connecting part (320), and the connecting part (321) inclines outwards; the connecting part (321) is a mounting hole formed in the connecting piece (320), and the lower end of the handlebar (4) is inserted into the mounting hole in the connecting piece (320); the handlebar (4) is in threaded connection with the mounting hole; the handlebar (4) is in threaded connection with the transition connecting piece (140);
the front cross beam (110) rotates around a connecting point with the connecting piece (320) towards the direction of the rear cross beam (240) to be parallel to the rear cross beam (240), and a front wheel (130) on a front fork (120) connected with the front cross beam (110) is coaxial with a rear wheel (220) on a rear fork (210) connected with the rear cross beam (240);
the front frame (1) further comprises a front plate frame (150), and the front plate frame (150) is connected with one end, far away from the folder (3), of the front cross beam (110); the rear frame (2) further comprises a rear plate frame (250), and the rear plate frame (250) is connected with one end, far away from the folder (3), of the rear cross beam (240); the front plate frame (150) and the rear plate frame (250) have the same structure;
the chair comprises a seat (7), wherein the seat (7) comprises a fixing frame (710), a first seat plate (720), a second seat plate (730), a third seat plate (740) and a fourth seat plate (750), the lower end of the first seat plate (720) is hinged with the front end of the second seat plate (730), the right end of the second seat plate (730) is hinged with the left end of the third seat plate (740), the right end of the first seat plate (720) is hinged with the left end of the fourth seat plate (750), and the first seat plate (720) is connected with the fixing frame (710);
after the seat (7) is unfolded, the second seat plate (730) is positioned on the rear plate frame (250), and the third seat plate (740) is positioned on the front plate frame (150);
the fixing frame (710) comprises a bending pipe (711), a first connecting sleeve (712) and a second connecting sleeve (713), the base (714), the bending pipe (711) includes two first rod parts (7111), a U-shaped second rod part (7112), the two first rod parts (7111) are respectively connected with two end parts of the second rod part (7112), an included angle between the second rod part (7112) and the first rod part (7111) is greater than 90 degrees, two ends of the first connecting sleeve (712) are both connected with the second rod part (7112), two ends of the second connecting sleeve (713) are respectively connected with one first rod part (7111), one ends of the two first rod parts (7111) far away from the second rod part (7112) are both connected with the base (714), the base (714) is T-shaped, the first seat plate (720) is bonded with the second connecting sleeve (713), and the second seat plate (730) is placed on the upper surface of the base (714); when the seat (7) is placed on the rear cross beam (240), the seat (5) is sleeved on the second rod part (7112) in the seat (7), and a clamping groove matched with the base (714) in the seat (7) is formed in the rear cross beam (240);
the bicycle basket comprises a bicycle basket (8), the bicycle basket (8) comprises a hook (810), a backboard (820), a first side plate (830), a second side plate (860), a front plate (840) and a bottom plate (850), the first side plate (830) and the second side plate (860) are respectively arranged on the left side and the right side of the backboard (820), the rear end of the first side plate (830) is pivoted with the backboard (820), the front end of the first side plate (830) is pivoted with the left end of the front plate (840), the rear end of the second side plate (860) is pivoted with the backboard (820), the front end of the second side plate (860) is pivoted with the right end of the front plate (840), the backboard (820), the first side plate (830), the second side plate (860) and the front plate (840) jointly enclose a hollow enclosing frame with the upper end and the lower end both open, the bottom plate (850) is clamped in the enclosing frame, the rear end of the bottom plate (850) is pivoted with the bottom end of the backboard (820), and the hook (810) is connected with the backboard (820);
the structure of the first side plate (830) is the same as that of the second side plate (860), the first side plate (830) comprises a first panel (831) and a second panel (832), the rear end of the first panel (831) is pivoted with the front end of the second panel (832), the front end of the first panel (831) is pivoted with the front plate (840), and the rear end of the second panel (832) is pivoted with the back plate (820); the lower end part of the first panel (831) bends towards the direction of the second side plate (860) to form an access board, the lower end part of the second panel (832) bends towards the direction of the second side plate (860) to form an access board, the lower end part of the front plate (840) bends towards the direction of the back plate (820) to form an access board, and the lower surface of the bottom plate (850) is in contact with the upper surface of each access board.
2. The multifunctional folding bicycle of claim 1, characterized in that the end of the front beam (110) connected with the connecting piece (320) is a straight rod section (111), the length of the straight rod section (111) is greater than the length of the sleeve (310), and the cross-sectional dimension of the straight rod section (111) is smaller than the cross-sectional dimension of the inner hole of the sleeve (310).
3. A multifunctional folding bicycle as claimed in claim 2, characterised in that the handlebar (4) is T-shaped.
4. The multifunctional folding bicycle of claim 1, characterized in that the rear fork (210) is of an inverted U-shaped structure.
5. The multifunctional folding bicycle of claim 4, wherein the two ends of the inverted U-shaped structure are respectively provided with a first fork (211) and a second fork (212), the rear wheel (220) is rotatably arranged in the first fork (211), and the auxiliary wheel (230) is rotatably arranged in the second fork (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710313427.0A CN108657347B (en) | 2017-05-05 | 2017-05-05 | Multifunctional folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710313427.0A CN108657347B (en) | 2017-05-05 | 2017-05-05 | Multifunctional folding bicycle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108657347A CN108657347A (en) | 2018-10-16 |
| CN108657347B true CN108657347B (en) | 2020-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710313427.0A Expired - Fee Related CN108657347B (en) | 2017-05-05 | 2017-05-05 | Multifunctional folding bicycle |
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| CN (1) | CN108657347B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201665281U (en) * | 2010-04-15 | 2010-12-08 | 卢一雄 | Folding two-wheel vehicle |
| CN204037799U (en) * | 2014-08-12 | 2014-12-24 | 江华萍 | Multifunction bicycle |
| CN205602020U (en) * | 2016-04-15 | 2016-09-28 | 浙江理工大学 | Adopt foldable electric scooter of sensor control brake |
| CN205891118U (en) * | 2016-07-13 | 2017-01-18 | 宋大伟 | Electric motor car of twofold multipurpose |
| CN206885247U (en) * | 2017-06-22 | 2018-01-16 | 深圳市广瑞贸易发展有限公司 | Collapsible dual-purpose bicycle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9290228B2 (en) * | 2014-01-22 | 2016-03-22 | Jess Kitchen | Transformable bicycle-cart system |
-
2017
- 2017-05-05 CN CN201710313427.0A patent/CN108657347B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201665281U (en) * | 2010-04-15 | 2010-12-08 | 卢一雄 | Folding two-wheel vehicle |
| CN204037799U (en) * | 2014-08-12 | 2014-12-24 | 江华萍 | Multifunction bicycle |
| CN205602020U (en) * | 2016-04-15 | 2016-09-28 | 浙江理工大学 | Adopt foldable electric scooter of sensor control brake |
| CN205891118U (en) * | 2016-07-13 | 2017-01-18 | 宋大伟 | Electric motor car of twofold multipurpose |
| CN206885247U (en) * | 2017-06-22 | 2018-01-16 | 深圳市广瑞贸易发展有限公司 | Collapsible dual-purpose bicycle |
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| CN108657347A (en) | 2018-10-16 |
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