CN2721500Y - Two-purpose bicycle for saddle and chair - Google Patents

Two-purpose bicycle for saddle and chair Download PDF

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Publication number
CN2721500Y
CN2721500Y CN2004200704374U CN200420070437U CN2721500Y CN 2721500 Y CN2721500 Y CN 2721500Y CN 2004200704374 U CN2004200704374 U CN 2004200704374U CN 200420070437 U CN200420070437 U CN 200420070437U CN 2721500 Y CN2721500 Y CN 2721500Y
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China
Prior art keywords
bicycle
saddle
vehicle
wheel
axis
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Expired - Fee Related
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CN2004200704374U
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Chinese (zh)
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姚鹏
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Individual
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Individual
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Priority to CN2004200704374U priority Critical patent/CN2721500Y/en
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Publication of CN2721500Y publication Critical patent/CN2721500Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a two-purpose bicycle with a saddle and a back rest chair. The utility model comprises the same frame-shaped frame with common bicycles, and a plurality of positioning screws are provided between the handle of the bicycle and a tee pipe; the front wheel of the bicycle is a bicycle wheel of 14 inches or 16 inches, a front drive shaft bracket is arranged in front of the tee pipe, and a front drive shaft is arranged on the front drive shaft bracket; a front column is arranged on a crossbeam, a horizontal slide way is arranged on the front column, and a back rest chair with a slide block is arranged on the slide way; a meso-sprocket wheel is arranged on a centre shaft, and a chain transmission device is provided between the front drive shaft and the meso-sprocket wheel on the centre shaft. The utility model comprises a saddle and a back rest chair, the rider can sit on the back rest chair and step on the pedal arm of the front drive shaft to drive the bicycle to travel, the back rest chair can slide forward and backward on the slide way, and the height of the handle can be adjusted to satisfy the requirements of the riders with different leg length. The back rest chair can also be pushed to the rear along the slide way and the saddle is drawn up, so the rider can ride on the saddle to step on the pedal arm on the centre shaft to drive the bicycle to travel, and the back rest chair on the back can be used to carry another person or articles. Therefore, the utility model can satisfy the requirements of different occasions.

Description

Saddle backrest seat dual-purpose bicycle
Technical field
The utility model relates to the vehicle seat and the driving device of a kind of bicycle, particularly a kind of bicycle.
Background technology
Common bicycle has the shaped as frame vehicle frame at present, vehicle frame has crossbeam, the front end of crossbeam is connected with three-way pipe, the rear end of crossbeam is connected with upright beam, the lower end of three-way pipe and upright beam is connected with preceding cant beam, the rear end that preceding cant beam connects is connected with rear vehicle fork, the outer end of rear vehicle fork and the upper end of upright beam are connected with the back cant beam, be inserted with front vehicle fork in the three-way pipe, there is handlebar the upper end of front vehicle fork, and there is front vehicle wheel the lower end of front vehicle fork, rear wheel is arranged on the rear vehicle fork, front vehicle wheel equates that with the external diameter of rear wheel there is axis the Li Liang lower end and the cant beam intersection of central frame beam bottom, and the two ends of axis have the pedal arm respectively, between axis and the rear vehicle shaft sprocket wheel is arranged, chain gearing, the upper end mouth of pipe of upright beam is connected with riding type saddle seat, and the riding type saddle seat below has standpipe, standpipe to be inserted in the upper end mouth of pipe that founds beam and uses bolt.This bicycle is because the saddle of bicycle is a riding type saddle seat, and the pedal arm is below saddle, when driving cycle racing, the antagonistic force of propulsive effort is people's the gravity of riding, people's the body of riding leans on nowhere, and it is not very comfortable riding when sitting, and the time has been grown easy fatigue.People's the body of riding in order to solve by bike leans on nowhere, it is not very comfortable riding when sitting, time has been grown the problem of easy fatigue, Chinese patent ZL 02 2 69174.X disclose a kind of " supine posture bodybuilding and entertainment bicycle ", supine posture bodybuilding and entertainment bicycle has vehicle frame, less front-wheel and bigger trailing wheel are arranged on the vehicle frame, there is the driving pedestal front portion at the three-way pipe of vehicle frame, the two ends of axle drive shaft have the pedal arm respectively, between axle drive shaft and the rear vehicle shaft sprocket wheel is arranged, chain gearing, because there is drive axle the front portion of three-way pipe, the two ends of drive axle have the pedal arm respectively, in order not influence turning to of front vehicle wheel, the external diameter of rear wheel is greater than the external diameter of front vehicle wheel, front vehicle wheel is 14 or 16 inches a bicycle quick, and the backrest seat is arranged on the vehicle frame, and the people can be sitting on the backrest seat and drive bicycle walking.This bicycle with backrest seat does not have riding type saddle seat, and its backrest seat is fixed on the vehicle frame, can only be sitting in the backrest seat and drive bicycle walking, and the distance between backrest seat and pedal arm can not be regulated, and can not satisfy the needs of different occasions.
Summary of the invention
The purpose of this utility model is in order to overcome above-mentioned deficiency, to propose the saddle backrest seat dual-purpose bicycle with riding type saddle seat and backrest seat that the distance between a kind of backrest seat and pedal arm can be regulated
The utility model is realized with the following method.
Saddle backrest seat dual-purpose bicycle has the shaped as frame vehicle frame, vehicle frame has crossbeam, the front end of crossbeam is connected with three-way pipe, the rear end of crossbeam is connected with upright beam, the lower end of three-way pipe and upright beam is connected with preceding cant beam, the rear end of preceding cant beam is connected with rear vehicle fork, the outer end of rear vehicle fork and the upper end of upright beam are connected with the back cant beam, be inserted with front vehicle fork in the three-way pipe, there is handlebar the upper end of front vehicle fork, handlebar has internal and external casing, the multipoint positioning spiral nail is arranged between internal and external casing, there is front vehicle wheel the lower end of front vehicle fork, rear wheel is arranged on the rear vehicle fork, front vehicle wheel is 14 or 16 inches a bicycle quick, there is axis the Li Liang lower end and the cant beam intersection of central frame beam bottom, the two ends of axis have the pedal arm respectively, between axis and the rear vehicle shaft sprocket wheel is arranged, chain gearing, the upper end mouth of pipe of upright beam is connected with riding type saddle seat, there is standpipe the riding type saddle seat below, standpipe is inserted in the upper end mouth of pipe of upright beam, in the front portion of three-way pipe the before driving pedestal is arranged, on the before driving pedestal drive axle is arranged, the two ends of drive axle have the pedal arm respectively, and A-pillar is arranged on crossbeam, be connected with the slideway of two horizontal directions parallel to each other on the A-pillar, be connected with rear column between slideway and rear vehicle shaft, be connected with chair on the slideway, there is the slide block that matches with slideway the below of chair, the back board of chair is hinged and connected for two sections by following back board and last back board to be formed, seat board and back board are hinged and connected composition, and the Jie sprocket wheel coaxial with axis arranged on the axis, between Jie's sprocket wheel on drive axle and the axis sprocket wheel are arranged, chain gearing.
The utlity model has saddle and backrest seat, during use, people by bike can be sitting on the backrest seat, pedal arm with pedal drive axle two ends, drive bicycle running, the backrest seat can slide front and back on slideway, in order to regulate the distance between backrest seat and pedal arm, to adapt to the long human needs of different legs; Also can push the backrest seat to rear along slideway saddle is pulled out up, people by bike can ride on the saddle, with the pedal arm at pedal axis two ends, drives bicycle running, and the backrest seat of back can be sat another person or loading.Need the inside and outside sleeve pipe of Telescopic handle during with saddle and backrest seat, fastening location spiral nail, the height of adjusting handlebar adapts to different needs.So the utility model can satisfy the needs of different occasions.
Below in conjunction with accompanying drawing, the utility model is further described.
Description of drawings
Fig. 1 is that the master of saddle backrest seat dual-purpose bicycle looks scheme drawing;
Fig. 2 is a scheme drawing of extracting the saddle backrest seat dual-purpose bicycle of saddle;
Fig. 3 is the scheme drawing of pivotally connected frame;
Fig. 4 is that the A of Fig. 5 is to view;
Fig. 5 is the scheme drawing of electronic saddle backrest seat dual-purpose bicycle.
The specific embodiment
Fig. 1, among Fig. 2, saddle backrest seat dual-purpose bicycle has shaped as frame vehicle frame 1, vehicle frame has crossbeam 2, the front end of crossbeam is connected with three-way pipe 3, the rear end of crossbeam is connected with upright beam 4, the lower end of three-way pipe and upright beam is connected with preceding cant beam 5, the rear end of preceding cant beam is connected with rear vehicle fork 6, the outer end of rear vehicle fork and the upper end of upright beam are connected with back cant beam 7, be inserted with front vehicle fork 8 in the three-way pipe, there is handlebar 9 upper end of front vehicle fork, handlebar has internal and external casing 24, multipoint positioning spiral nail 26 is arranged between internal and external casing, there is front vehicle wheel 10 lower end of front vehicle fork, rear wheel 11 is arranged on the rear vehicle fork, front vehicle wheel is 14 or 16 inches a bicycle quick, there is axis 12 the Li Liang lower end and the cant beam intersection of central frame beam bottom, the two ends of axis have pedal arm 13 respectively, between axis and the rear vehicle shaft sprocket wheel is arranged, chain gearing 14, the upper end mouth of pipe of upright beam is connected with riding type saddle seat 15, there is standpipe the riding type saddle seat below, standpipe is inserted in the upper end mouth of pipe of upright beam, in the front portion of three-way pipe before driving pedestal 16 is arranged, drive axle 17 is arranged on the before driving pedestal, and the two ends of drive axle have pedal arm 18 respectively, and A-pillar 19 is arranged on crossbeam, be connected with the slideway 20 of two horizontal directions parallel to each other on the A-pillar, be connected with rear column 21 between slideway and rear vehicle shaft, be connected with chair 22 on the slideway, there is the slide block 23 that matches with slideway the below of chair, the Jie sprocket wheel (in figure do not draw) coaxial with axis arranged on the axis, between Jie's sprocket wheel on drive axle and the axis sprocket wheel is arranged, chain gearing 25.
In order to make backrest seat compactness, the backrest seat is collapsible backrest seat.Back board is hinged and connected for 27 two sections by following back board 26 and last back board to be formed, and seat board 28 and back board are hinged and connected composition.
Saddle backrest seat dual-purpose bicycle is convenient to be gone up downstairs in order to make, and saves the place when parking, and the vehicle frame of saddle backrest seat dual-purpose bicycle can be a pivotally attached.
Among Fig. 3, Fig. 4, the crossbeam 2 of vehicle frame and the centre of preceding cant beam 5 have hinge-point 29,30 respectively, and hinge-point has Double pin hinge carrier bar 31, and Double pin hinge carrier bar both sides have jointed shaft 32,33 respectively.Extract a jointed shaft out, this saddle backrest seat dual-purpose bicycle can fold, and saves local when parking; Extract two jointed shafts out, this saddle backrest seat dual-purpose bicycle can split, and goes downstairs on the convenience.
For power-assisted power is arranged in motion, can there be automatic speed-changing device for bicycle also assist motor can be arranged on the rear vehicle shaft of this saddle backrest seat dual-purpose bicycle, become electronic saddle backrest seat dual-purpose bicycle.
Among Fig. 5, on the rear wheel of saddle backrest seat dual-purpose bicycle motor 34 is arranged, battery and other control setup 35 are arranged on the vehicle frame.
Automatic speed-changing device for bicycle can be the disclosed production transmissions of Chinese patent ZL 02 2 09850.X.

Claims (4)

1. saddle backrest seat dual-purpose bicycle, include the shaped as frame vehicle frame, vehicle frame has crossbeam, the front end of crossbeam is connected with three-way pipe, the rear end of crossbeam is connected with upright beam, the lower end of three-way pipe and upright beam is connected with preceding cant beam, the rear end of preceding cant beam is connected with rear vehicle fork, the outer end of rear vehicle fork and the upper end of upright beam are connected with the back cant beam, be inserted with front vehicle fork in the three-way pipe, there is handlebar the upper end of front vehicle fork, there is front vehicle wheel the lower end of front vehicle fork, rear wheel is arranged on the rear vehicle fork, front vehicle wheel is 14 or 16 inches a bicycle quick, there is axis the Li Liang lower end and the cant beam intersection of central frame beam bottom, the two ends of axis have the pedal arm respectively, between axis and the rear vehicle shaft sprocket wheel is arranged, chain gearing, the upper end mouth of pipe of upright beam is connected with riding type saddle seat, there is standpipe the riding type saddle seat below, standpipe is inserted in the upper end mouth of pipe of upright beam, in the front portion of three-way pipe the before driving pedestal is arranged, on the before driving pedestal drive axle is arranged, the two ends of drive axle have the pedal arm respectively, it is characterized in that: the multipoint positioning spiral nail is arranged between handlebar and three-way pipe, A-pillar is arranged on crossbeam, be connected with the slideway of two horizontal directions parallel to each other on the A-pillar, be connected with rear column between slideway and rear vehicle shaft, be connected with chair on the slideway, there is the slide block that matches with slideway the below of chair, the back board of chair is hinged and connected for two sections by following back board and last back board to be formed, seat board and back board are hinged and connected composition, and the Jie sprocket wheel coaxial with axis arranged on the axis, between Jie's sprocket wheel on drive axle and the axis sprocket wheel are arranged, chain gearing.
2. by the described saddle backrest of claim 1 seat dual-purpose bicycle, it is characterized in that: on the described rear vehicle shaft assist motor is arranged, battery and other control setup are arranged on the vehicle frame.
3. by the described saddle backrest of claim 1 seat dual-purpose bicycle, it is characterized in that: on the described rear vehicle shaft automatic speed-changing device for bicycle is arranged.
4. by claim 1,2 or 3 described saddle backrest seat dual-purpose bicycles, it is characterized in that: the crossbeam of described vehicle frame and the centre of preceding cant beam have hinge-point respectively, and hinge-point has the Double pin hinge carrier bar, and Double pin hinge carrier bar both sides have jointed shaft respectively.
CN2004200704374U 2004-08-27 2004-08-27 Two-purpose bicycle for saddle and chair Expired - Fee Related CN2721500Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2004200704374U CN2721500Y (en) 2004-08-27 2004-08-27 Two-purpose bicycle for saddle and chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2004200704374U CN2721500Y (en) 2004-08-27 2004-08-27 Two-purpose bicycle for saddle and chair

Publications (1)

Publication Number Publication Date
CN2721500Y true CN2721500Y (en) 2005-08-31

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2004200704374U Expired - Fee Related CN2721500Y (en) 2004-08-27 2004-08-27 Two-purpose bicycle for saddle and chair

Country Status (1)

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CN (1) CN2721500Y (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD827035S1 (en) 2015-05-28 2018-08-28 Urban626, Llc Motorized scooter
USD832150S1 (en) 2016-12-29 2018-10-30 Urban626, Llc Motorized scooter
USD842169S1 (en) 2017-08-21 2019-03-05 Urban626, Llc Electric convenience vehicle
US10363829B2 (en) 2016-09-21 2019-07-30 Urban626, Llc Portable and convertible rechargeable battery power supply
US10654541B2 (en) 2016-07-20 2020-05-19 Urban626, Llc Convertible scooter
US11021203B2 (en) 2017-08-07 2021-06-01 Urban Electric Co. Compactible scooter with tensioned body

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD827035S1 (en) 2015-05-28 2018-08-28 Urban626, Llc Motorized scooter
US10654541B2 (en) 2016-07-20 2020-05-19 Urban626, Llc Convertible scooter
US10363829B2 (en) 2016-09-21 2019-07-30 Urban626, Llc Portable and convertible rechargeable battery power supply
USD832150S1 (en) 2016-12-29 2018-10-30 Urban626, Llc Motorized scooter
US11021203B2 (en) 2017-08-07 2021-06-01 Urban Electric Co. Compactible scooter with tensioned body
USD842169S1 (en) 2017-08-21 2019-03-05 Urban626, Llc Electric convenience vehicle

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C19 Lapse of patent right due to non-payment of the annual fee
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