CN2299004Y - Turndown folding bicycle - Google Patents
Turndown folding bicycle Download PDFInfo
- Publication number
- CN2299004Y CN2299004Y CN 96222482 CN96222482U CN2299004Y CN 2299004 Y CN2299004 Y CN 2299004Y CN 96222482 CN96222482 CN 96222482 CN 96222482 U CN96222482 U CN 96222482U CN 2299004 Y CN2299004 Y CN 2299004Y
- Authority
- CN
- China
- Prior art keywords
- folder
- standpipe
- axis
- handle
- folding
- 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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- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model relates to a turndown folding bicycle. The utility model comprises a bicycle frame, a front wheel, a rear wheel, a central axle, a sprocket, a chain, a speed variator, a left and a right pedal devices, a handlebar, a saddle, a front body, a front body folder, a handle, an O-type hanging board, a foldable rear horizontal pull connected with an axle sleeve of the central axle, a foldable supporting frame and a small wheel arranged on the rear horizontal pull, a front vertical tube, a front vertical tube folder and handle, a rear vertical tube and a rear vertical tube fastener. The O-type hanging board is arranged at the lower end of a casing pipe of the rear vertical tube and is connected with the rear horizontal pull; the central axle is arranged in the O-type hanging board. The utility model can cause the rear wheel to be turned downwards and folded, and has the advantages of small volume, light weight and convenient carrying.
Description
The utility model relates to bicycle, particularly a kind of front-wheel rollover, trailing wheel lower turning type folding bicycle.
Existing coventional type flap Folding Bicycle, because car body is big, plug is thin, and bearing surface is little, and steel plate is ultra-thin, and therefore intensified pressure can cause bending in use, and the steel plate moulding is elongated, and vehicle frame also can be stretching, and its rigidity is not good, poor stability.
The purpose of this utility model provides a kind of improved lower turning type folding bicycle, and it can make trailing wheel, and turnover is folded down fast, and volume after folding is little, and is in light weight, easy to carry.
A kind of lower turning type folding bicycle described in the utility model comprises vehicle frame, front-wheel, trailing wheel, axis, sprocket wheel be together with chain, change-speed box, the left and right side pedal device, handlebar, and saddle, it also comprises preceding bodice, and preceding bodice folder is together with handle, O type link plate, with flat the dragging in the folding back of axis axle sleeve bonded assembly, be installed in the flat bracket with foldable that drags in back together with steamboat, preceding standpipe, before the standpipe folder together with handle, rear profile tube, and rear profile tube quick-fastening device; Described O type link plate is installed in the lower end of rear profile tube and is connected with flat the dragging in back; Described axis comprises a center shaft, the web plate bearing that has oil groove of two suits on center shaft, two axle housing nuts that are installed in web plate bearing two sides, and be sleeved on the axle housing web plate bearing outside and that clamp by two axle housing nuts, axis is installed in the O type link plate; The front portion of bodice before the bodice folder is installed in before described, preceding bodice are installed and are fixed by handle when folding or unclamp; Before described handlebar is installed on the standpipe, described before the standpipe folder be sleeved on before the lower end of standpipe, preceding standpipe is installed and is fixed by handle when folding or unclamp.
It is folded that the utility model can make front-wheel rollover, trailing wheel turn down down, and three sections folding, and volume after folding is little, and is in light weight, aesthetic in appearance, easy to carry, is easy to carrying, deposits, and very quick, easy during installation, its material stiffness is stronger, good stability.
Below in conjunction with accompanying drawing the utility model is elaborated.
Fig. 1 is a kind of structural representation of lower turning type folding bicycle.
Fig. 2 is the axis structural representation of above-mentioned bicycle.
Fig. 3 is the left side pedal device structural representation of above-mentioned bicycle.
Fig. 4 is the pedal folded state scheme drawing of left side shown in Figure 3 pedal device.
Referring to Fig. 1 and Fig. 2, a kind of lower turning type folding bicycle comprises vehicle frame, and front-wheel 1, trailing wheel 2, axis 3, sprocket wheel 4 be together with chain 5, change-speed box 6, left and right side pedal device, handlebar 7, and saddle 8.
It also comprises preceding bodice 9, preceding bodice folder 10 is together with handle 11, O type link plate 12, drag 13 with the folding back of axis 3 axle sleeve bonded assemblys is flat, be installed in that the back is flat drags bracket with foldable 14 on 13 together with steamboat 15, preceding standpipe 16, preceding standpipe folder 17 is together with handle 18, rear profile tube 19, and rear profile tube quick-fastening device 20.
O type link plate 12 is installed in the sleeve pipe lower end of rear profile tube 19 and drags 13 to be connected with the back is flat.
Before bodice folder 10 be installed in before the front portion of bodice 9, preceding bodice 9 is installed and is fixed by handle 11 when folding or unclamp.
Handlebar 7 is installed on the preceding standpipe 16.Before standpipe folder 17 be sleeved on before the lower end of standpipe 16, preceding standpipe 16 is installed and is fixed by handle 18 when folding or unclamp.
On the front-wheel 1 of vehicle frame and trailing wheel 2, parasite 21 is housed respectively.Change-speed box 6 is installed on the trailing wheel 2, is the second gear speed change.Rear profile tube 19 unclamps fast by rear profile tube quick-fastening device 20 or tightens up, so that saddle 8 is carried out lifting.
Flat the dragging on 13 bracket with foldable 14 in back is equipped with rubber mount 31, has the shock-absorbing effect when riding.The back is flat drags 13 together with 14 times turnovers of support poststack, and support steamboat 15 is placed on ground and can be used for carrying out, and is light and laborsaving.
Referring to Fig. 3 and Fig. 4, the left side pedal device 22 comprise one with axis 3 bonded assembly cranks 23, one with crank 23 necks by half bowl of adapter plate 25 of screw 24 bonded assemblys, two and crank 23 neck bonded assembly link plates 26, one is installed in the pedal half bowl-type folder 27 on crank 24 tops, one is installed in half bowl of safety plate 28 on pedal half bowl-type folder 27 tops, and a left foot pedals 29.When folding left foot is pedaled, turn on half bowl of adapter plate, open half bowl of safety plate, be about to pedal half bowl-type folder and fold up together with pedal.
The folding time-division of the utility model carries out for three times, and folding for the first time is 1/3 place in car load length, promptly folding at preceding bodice folder 10 places, and preceding standpipe 16 integral body are folding to the right abaft; For the second time folding is folding at preceding standpipe folder 17 places, folding in the middle of will preceding standpipe 16, is fixed or is unclamped by handle; Folding for the third time is flatly in the back to drag 13 foldingly with axis 3 axle sleeve junctions, will the back flatly drags 13 foldedly together with 14 times turnovers of support, and support steamboat 15 is just placed and is used for implementation on the ground.After car load folded, again left foot is pedaled 29 and fold up.
Claims (4)
1. lower turning type folding bicycle, it comprises vehicle frame, front-wheel, trailing wheel, axis, sprocket wheel be together with chain, change-speed box, left and right side pedal device, handlebar, and saddle is characterized in that, it also comprises preceding bodice, and preceding bodice folder is together with handle, O type link plate, with flat the dragging in the folding back of axis axle sleeve bonded assembly, be installed in the flat bracket with foldable that drags in back together with steamboat, preceding standpipe, before the standpipe folder together with handle, rear profile tube, and rear profile tube quick-fastening device; Described O type link plate is installed in the sleeve pipe lower end of rear profile tube and is connected with flat the dragging in back; Described axis comprises a center shaft, the web plate bearing that has oil groove of two suits on center shaft, two axle housing nuts that are installed in web plate bearing two sides, and be sleeved on the axle housing web plate bearing outside and that clamp by two axle housing nuts, axis is installed in the O type link plate; The front portion of bodice before the bodice folder is installed in before described, preceding bodice are installed and are fixed by handle when folding or unclamp; Before described handlebar is installed on the standpipe, described before the standpipe folder be sleeved on before the lower end of standpipe, preceding standpipe is installed and is fixed by handle when folding or unclamp.
2. lower turning type folding bicycle according to claim 1, it is characterized in that, described left side pedal device comprise one with axis bonded assembly crank, one with the crank neck by half bowl of adapter plate of screw bonded assembly, two and crank neck bonded assembly link plate, one is installed in the pedal half bowl-type folder on crank top, and one is installed in half bowl of safety plate on pedal half bowl-type folder top, and a left foot is pedaled.
3. lower turning type folding bicycle according to claim 1 is characterized in that, flat the dragging in described back is equipped with rubber mount on the bracket with foldable.
4. lower turning type folding bicycle according to claim 1 is characterized in that, between web plate bearing in the described axis and the axle housing nut oil sealing is housed respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96222482 CN2299004Y (en) | 1996-12-17 | 1996-12-17 | Turndown folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96222482 CN2299004Y (en) | 1996-12-17 | 1996-12-17 | Turndown folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2299004Y true CN2299004Y (en) | 1998-12-02 |
Family
ID=33902014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96222482 Expired - Fee Related CN2299004Y (en) | 1996-12-17 | 1996-12-17 | Turndown folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2299004Y (en) |
-
1996
- 1996-12-17 CN CN 96222482 patent/CN2299004Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |