CN2559553Y - Gear driving front & rear driving bicycle - Google Patents
Gear driving front & rear driving bicycle Download PDFInfo
- Publication number
- CN2559553Y CN2559553Y CN 02234859 CN02234859U CN2559553Y CN 2559553 Y CN2559553 Y CN 2559553Y CN 02234859 CN02234859 CN 02234859 CN 02234859 U CN02234859 U CN 02234859U CN 2559553 Y CN2559553 Y CN 2559553Y
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- China
- Prior art keywords
- propeller shaft
- axle
- clutch
- wheel
- shaft
- 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 relates to a gear drive type rear and front driving bicycle. The structure is that: the utility model comprises a front wheel installed on the frame, a rear wheel, a pedal and a drive mechanism. The drive mechanism consists of a pedal driving device, a transmission, a rear wheel driving device, a clutch and a front wheel driving device. The pedal driving device is installed on the pedal and connected with the pedal; the rear wheel driving device is connected with the rear wheel; the pedal driving device is connected with the rear wheel driving device through the transmission; the rear wheel driving device is connected with the front wheel driving device through the clutch. The above devices are all bevel gear drive mechanism. Therefore, the utility model solves the problems that the traditional bicycles are hard to run when meeting an upgrade or rugged road and is easy to take off chains and fracture chains.
Description
Technical field
The utility model relates to a kind of bicycle, and the front and back that relate in particular to a kind of gear type drive bicycle.
Background technology
Existing bicycle all be to adopt the conventional chains transmission as driving device, and type of drive all is a back-wheel drive.Bicycle in use regular meeting runs into and goes up a slope or problem that rugged road surface is difficult to walk, and the bicycle of conventional chains transmission has the problem of taking off chain, chain rupture easily especially.This with regard to require to design a kind of can solve to run into go up a slope or rugged road surface is difficult to walk and take off the bicycle of the problem of chain, chain rupture easily.
The utility model content
The purpose of this utility model is that the front and back of a kind of gear type of design drive bicycle, and standard bicycle runs into upward slope or rugged road surface is difficult to walk and the problem of taking off chain, chain rupture easily to solve.
The purpose of this utility model is achieved in that the front and back of gear type drive the structure of bicycle by being made up of the front-wheel, trailing wheel, stretcher and the driving device that are installed on the vehicle frame; Driving device is made up of pedal driving device, change-speed box and back-wheel drive device; Pedal driving device is installed on the stretcher place and links to each other with stretcher, and the back-wheel drive device links to each other with trailing wheel, and pedal driving device links to each other with the back-wheel drive device by change-speed box; Pedal driving device, change-speed box and back-wheel drive device are bevel drive mechanism.
Described front-wheel drive links to each other with the back-wheel drive device by power-transfer clutch; Power-transfer clutch and front-wheel drive are bevel drive mechanism.
Described pedal driving device is made up of stretcher, axis, axis big gear wheel, axis miniature gears, transmission main shaft and main shaft sleeve; Stretcher is installed in the two ends of axis, the axis big gear wheel is installed on the axis, axis is hingedly mounted on the vehicle frame middle and lower part, the axis miniature gears is installed on the lower end and the engagement of axis big gear wheel of transmission main shaft, transmission main shaft is installed in the main shaft sleeve of top of axis big gear wheel, on the main shaft sleeve welded frame.
Described back-wheel drive device is made up of rear axle big gear wheel, rear axle miniature gears, rear propeller shaft axle sleeve and rear propeller shaft, the rear axle big gear wheel is installed on the axle of trailing wheel, the rear axle miniature gears is installed on the rear end of rear propeller shaft, with the engagement of rear axle big gear wheel, rear propeller shaft is installed in the rear propeller shaft axle sleeve that is welded on the vehicle frame after-frame.
Described front-wheel drive is made up of front axle big gear wheel, front axle miniature gears, front propeller shaft axle sleeve and front propeller shaft, and wherein front propeller shaft is made of three parts, and two ends are the axle of rigidity, and the centre is flexible elasticity flexible axle; The front axle big gear wheel is installed on the axle of front-wheel, and the front axle miniature gears is installed on the front end of front propeller shaft, and with the engagement of front axle big gear wheel, front propeller shaft is installed in the front propeller shaft axle sleeve that is welded on the vehicle frame side arm;
Described change-speed box is made up of vertical change-speed box and lateral velocity variation device; Vertical erection of transmission is in the upper end of transmission main shaft, and the lateral velocity variation device is installed on the front end of rear propeller shaft; The intersect vertical axis of vertical change-speed box and lateral velocity variation device.
The vertical change-speed box of described change-speed box is made up of with vertical locating dowel pin active variable gear, hollow shaft, spring, vertical draw ring, vertical backguy; Initiatively variable gear is fixed in the hollow shaft upper end, the upper end of hollow shaft and transmission main shaft is for connecting in axial sliding, vertical draw ring is placed on the hollow shaft, vertical locating dowel pin is through on the transmission main shaft, spring housing is outside hollow shaft, two ends contact with vertical locating dowel pin with vertical draw ring respectively, and vertical backguy is connected on the vertical draw ring.
The lateral velocity variation device of described change-speed box is made up of driven step-by-step variable gear, hollow shaft, spring, horizontal draw ring, lateral stay, located lateral pin and change-speed box axle sleeve; Driven step-by-step variable gear is fixed in the hollow shaft rear end, the front portion of hollow shaft and rear propeller shaft is for connecting in axial sliding, laterally draw ring is placed on the hollow shaft, the located lateral pin is through on the rear propeller shaft, spring housing is outside hollow shaft, two ends respectively with horizontal draw ring and located lateral pin contacts, lateral stay is connected on the horizontal draw ring; The front end of rear propeller shaft passes the change-speed box axle sleeve that is welded on the vehicle frame.
Described power-transfer clutch is that a cover gear clutch, spring, clutch draw ring, clutch backguy, clutch locating dowel pin and clutch bushing are formed; Wherein gear clutch is made up of preceding tooth profile sleeve and back tooth profile sleeve, back tooth profile sleeve is installed on the front end of rear propeller shaft, the rear end that preceding tooth profile sleeve is installed on front propeller shaft cooperates with the back tooth profile sleeve, before the rear end of tooth profile sleeve and front propeller shaft for connecting in axial sliding, the rear end of tooth profile sleeve before the clutch draw ring is placed in, the clutch locating dowel pin is through on the front propeller shaft, and spring housing is outside front propeller shaft, two ends contact with the clutch locating dowel pin with the clutch draw ring respectively, and the clutch backguy is connected on the clutch draw ring; The clutch bushing that is welded on the vehicle frame is passed in the rear end of front propeller shaft.
Can learn by such scheme, the front and back of gear type described in the utility model drive bicycle has scientifically been designed bicycle according to mechanical drive principle driving device, driving device is made up of pedal driving device, change-speed box, power-transfer clutch, front-wheel drive and back-wheel drive device, and these devices are bevel drive mechanism.Run into and go up a slope or problem that rugged road surface is difficult to walk with regard to having solved traditional bicycle like this, simultaneously owing to adopt bevel drive mechanism not have chain also just not take off the problem of chain, chain rupture easily certainly.
Description of drawings
Fig. 1 is an overall structure scheme drawing of the present utility model;
Fig. 2 is change-speed box of the present utility model and power-transfer clutch local structure scheme drawing;
Fig. 3 is a back-wheel drive device local structure scheme drawing of the present utility model;
Fig. 4 is a front-wheel drive local structure scheme drawing of the present utility model;
Fig. 5 is a pedal driving device local structure scheme drawing of the present utility model.
The specific embodiment
The front and back of gear type described in the utility model drive the bicycle specific embodiment and are described below in conjunction with the accompanying drawings: as shown in Figure 1, its structure is made up of with driving device the front-wheel, trailing wheel, the stretcher 1 that are installed on the vehicle frame.Wherein driving device is made up of pedal driving device, change-speed box, back-wheel drive device, power-transfer clutch and front-wheel drive.Pedal driving device is installed on stretcher 1 place and links to each other with stretcher 1, and the back-wheel drive device links to each other with trailing wheel, and pedal driving device links to each other with the back-wheel drive device by change-speed box.The back-wheel drive device links to each other with front-wheel drive by power-transfer clutch again.
Form with main shaft sleeve 6 by stretcher 1, axis 2, axis big gear wheel 3, axis miniature gears 4, transmission main shaft 5 as Fig. 1, Fig. 2 and pedal driving device shown in Figure 5.Stretcher 1 is installed in the two ends of axis 2, axis big gear wheel 3 is installed on the axis 2, axis 2 is hingedly mounted on the vehicle frame middle and lower part, axis miniature gears 4 is installed on the lower end and 3 engagements of axis big gear wheel of transmission main shaft 5, transmission main shaft 5 is installed in the main shaft sleeve 6 of top of axis big gear wheel 3, on main shaft sleeve 6 welded frames.
Form with rear propeller shaft 10 by rear axle big gear wheel 7, rear axle miniature gears 8, rear propeller shaft axle sleeve 9 as Fig. 1, Fig. 2 and back-wheel drive device shown in Figure 3, rear axle big gear wheel 7 is installed on the axle of trailing wheel, rear axle miniature gears 8 is installed on the rear end of rear propeller shaft 10, with 7 engagements of rear axle big gear wheel, rear propeller shaft 10 is installed in the rear propeller shaft axle sleeve 9 that is welded on the vehicle frame after-frame.
Is made up of with front propeller shaft 14 front axle big gear wheel 11, front axle miniature gears 12, front propeller shaft axle sleeve 13 as Fig. 1, Fig. 2 and front-wheel drive shown in Figure 4, wherein front propeller shaft 14 is made of three parts, and two ends are the axle of rigidity, and the centre is the elasticity flexible axle of flexibility; Front axle big gear wheel 11 is installed on the axle of front-wheel, and front axle miniature gears 12 is installed on the front end of front propeller shaft 13, and with 11 engagements of front axle big gear wheel, front propeller shaft 14 is installed in the front propeller shaft axle sleeve 13 that is welded on the vehicle frame side arm;
Form by vertical change-speed box and lateral velocity variation device as Fig. 1 and change-speed box shown in Figure 2.Vertical change-speed box is made up of with vertical locating dowel pin 20 active variable gear 15, hollow shaft 16, spring 17, vertical draw ring 18, vertical backguy 19; Initiatively variable gear 15 is fixed in hollow shaft 16 upper ends, the upper end of hollow shaft 16 and transmission main shaft 5 is for connecting in axial sliding, the upper end of transmission main shaft 5 is to process a plane on columniform axle, the endoporus of hollow shaft 16 is identical with the cross sectional shape of transmission main shaft 5, hollow shaft 16 can slide on transmission main shaft 5 like this, also can rotate simultaneously with transmission main shaft 5.Vertical draw ring 18 is placed on the hollow shaft 16, its both sides are equipped with axial back-up ring and are made vertical draw ring 18 axial location on hollow shaft 16, vertical locating dowel pin 20 is through on the transmission main shaft 5, spring 17 is enclosed within outside the hollow shaft 16, two ends contact with vertical locating dowel pin 20 with vertical draw ring 18 respectively, and vertical backguy 19 is connected on the vertical draw ring 18.The lateral velocity variation device is made up of with change-speed box axle sleeve 27 driven step-by-step variable gear 21, hollow shaft 22, spring 23, horizontal draw ring 24, lateral stay 25, located lateral pin 26; Driven step-by-step variable gear 21 is fixed in hollow shaft 22 rear ends, the front portion of hollow shaft 22 and rear propeller shaft 10 is for connecting in axial sliding, the front portion of rear propeller shaft 10 is to process a plane on columniform axle, the endoporus of hollow shaft 22 is identical with the cross sectional shape of the front portion of rear propeller shaft 10, hollow shaft 22 can slide on the front portion of rear propeller shaft 10 like this, also can rotate simultaneously with rear propeller shaft 10.Laterally draw ring 24 is placed on the hollow shaft 22, its both sides are equipped with axial back-up ring and are made horizontal draw ring 24 axial location on hollow shaft 22, located lateral pin 26 is through on the rear propeller shaft 10, spring 23 is enclosed within outside the hollow shaft 22, two ends contact with located lateral pin 26 with horizontal draw ring 24 respectively, and lateral stay 25 is connected on the horizontal draw ring 24; The front end of rear propeller shaft 10 passes the change-speed box axle sleeve 27 that is welded on the vehicle frame.
Here need what illustrate to be: the vertical change-speed box of change-speed box and the intersect vertical axis of lateral velocity variation device.Can solve the following point under the vertical situation like this: the one, under the effect of spring 17 and spring 23, initiatively variable gear 15 and driven step-by-step variable gear 21 engagement tensions and to cause gear to rotate dumb, rapid wear.The 2nd, may cause that initiatively variable gear 15 can not normal engaged with driven step-by-step variable gear 21.
As Fig. 1 and power-transfer clutch shown in Figure 2 is that a cover gear clutch, spring 28, clutch draw ring 29, clutch backguy 30, clutch locating dowel pin 31 are formed with clutch bushing 32; Wherein gear clutch is made up of preceding tooth profile sleeve 33 and back tooth profile sleeve 34, back tooth profile sleeve 34 is installed on the front end of rear propeller shaft 10, the rear end that preceding tooth profile sleeve 33 is installed on front propeller shaft 14 cooperates with back tooth profile sleeve 34, process a plane on the columniform axle in the rear end of front propeller shaft 14, the endoporus of preceding tooth profile sleeve 33 is identical with the cross sectional shape of the rear end of front propeller shaft 14, tooth profile sleeve 33 can slide on the rear end of front propeller shaft 14 like this, also can rotate simultaneously with the rear end of front propeller shaft 14.The rear end of tooth profile sleeve 33 before clutch draw ring 29 is placed in, its both sides are equipped with axial back-up ring and are made clutch draw ring 29 axial location on the rear end of preceding tooth profile sleeve 33.Clutch locating dowel pin 31 is through on the front propeller shaft 14, and outside the rear end of tooth profile sleeve 33, two ends contacted with clutch locating dowel pin 31 with clutch draw ring 29 respectively before spring 28 was enclosed within, and clutch backguy 30 is connected on the clutch draw ring 29; The clutch bushing 32 that is welded on the vehicle frame is passed in the rear end of front propeller shaft 14.
In the time of by bike, for example adopt back-wheel drive, strain clutch backguy 30 this moment, drive clutch draw ring 29 and move forward, tooth profile sleeve 33 moved forward with back tooth profile sleeve 34 and throws off before clutch draw ring 29 drove, simultaneously holddown spring 28.The stretcher 1 that tramps with one's feet drives axis 2 and rotates, the axis big gear wheel 3 that is installed on the axis is rotated thereupon, axis miniature gears 4 rotates with 3 engagements of axis big gear wheel, axis miniature gears 4 drives active variable gear 15 by transmission main shaft 5 and rotates, driven step-by-step variable gear 21 and initiatively variable gear 15 engagement rotations.Driven step-by-step variable gear 21 drives rear propeller shaft 10 and rotates, and the rear axle miniature gears 8 of rear propeller shaft 10 rear ends rotates thereupon, and rear axle big gear wheel 7 is rotated with rear axle miniature gears 8 engagement rotating drive trailing wheels, reaches the purpose that drives cycling.
As want to adopt front and rear wheel to drive simultaneously, and loosening clutch backguy 30 this moment, clutch draw ring 29 moves under the effect of spring 28 backward, and tooth profile sleeve 33 moved backward with back tooth profile sleeve 34 and engages before clutch draw ring 29 drove.When riding like this, driving front propeller shaft 14 by power-transfer clutch when rear propeller shaft 10 rotates rotates, the front axle miniature gears 12 of front propeller shaft 14 front ends rotates thereupon, front axle big gear wheel 11 is rotated with front axle miniature gears 12 engagement rotating drive front-wheels, reaches the forward and backward purpose that drives cycling simultaneously.
In the process of riding, can change its speed, during speedup, pulling lateral stay 25, drive horizontal draw ring 24 and move forward holddown spring 23, laterally draw ring 24 moves forward with driving driven step-by-step variable gear 21 one-level one-levels, simultaneously initiatively variable gear 15 successively with the engagements at different levels of driven step-by-step variable gear 21, realize speedup.During deceleration, spur vertical backguy 19, drive vertical draw ring 18 and move down holddown spring 17, vertical draw ring 18 drives initiatively, and variable gear 15 moves down, under the effect of spring 23, driven step-by-step variable gear 21 one-level one-levels ground moves backward, initiatively variable gear 15 successively with the engagements at different levels of driven step-by-step variable gear 21, realize slowing down.
When riding, run into and go up a slope or rugged road surface when being difficult to walk, can drive simultaneously or increasing and decreasing speed adjusts the bicycle state by back-wheel drive, front and back wheel, reach best riding condition.
Claims (9)
1, a kind of front and back of gear type drive bicycle, and its structure is made up of with driving device the front-wheel, trailing wheel, the stretcher (1) that are installed on the vehicle frame; It is characterized in that driving device is made up of pedal driving device, change-speed box and back-wheel drive device; Pedal driving device is installed on stretcher (1) and locates to link to each other with stretcher (1), and the back-wheel drive device links to each other with trailing wheel, and pedal driving device links to each other with the back-wheel drive device by change-speed box; Pedal driving device, change-speed box and back-wheel drive device are bevel drive mechanism.
2, the front and back of gear type according to claim 1 drive bicycle, it is characterized in that described front-wheel drive links to each other with the back-wheel drive device by power-transfer clutch; Power-transfer clutch and front-wheel drive are bevel drive mechanism.
3, the front and back of gear type according to claim 1 drive bicycle, it is characterized in that described pedal driving device is made up of with main shaft sleeve (6) stretcher (1), axis (2), axis big gear wheel (3), axis miniature gears (4), transmission main shaft (5); Stretcher (1) is installed in the two ends of axis (2), axis big gear wheel (3) is installed on the axis (2), axis (2) is hingedly mounted on the vehicle frame middle and lower part, axis miniature gears (4) is installed on the lower end and axis big gear wheel (3) engagement of transmission main shaft (5), transmission main shaft (5) is installed in the main shaft sleeve (6) of top of axis big gear wheel (3), on main shaft sleeve (6) welded frame.
4, the front and back of gear type according to claim 1 drive bicycle, it is characterized in that described back-wheel drive device is made up of rear axle big gear wheel (7), rear axle miniature gears (8), rear propeller shaft axle sleeve (9) and rear propeller shaft (10), rear axle big gear wheel (7) is installed on the axle of trailing wheel, rear axle miniature gears (8) is installed on the rear end of rear propeller shaft (10), with rear axle big gear wheel (7) engagement, rear propeller shaft (10) is installed in the rear propeller shaft axle sleeve (9) that is welded on the vehicle frame after-frame.
5, the front and back of gear type according to claim 1 drive bicycle, it is characterized in that described front-wheel drive is made up of front axle big gear wheel (11), front axle miniature gears (12), front propeller shaft axle sleeve (13) and front propeller shaft (14), wherein front propeller shaft (14) is made of three parts, two ends are the axle of rigidity, and the centre is flexible elasticity flexible axle; Front axle big gear wheel (11) is installed on the axle of front-wheel, and front axle miniature gears (12) is installed on the front end of front propeller shaft (13), and with front axle big gear wheel (11) engagement, front propeller shaft (14) is installed in the front propeller shaft axle sleeve (13) that is welded on the vehicle frame side arm;
6, the front and back of gear type according to claim 1 drive bicycle, it is characterized in that described change-speed box is made up of vertical change-speed box and lateral velocity variation device; Vertical erection of transmission is in the upper end of transmission main shaft (5), and the lateral velocity variation device is installed on the front end of rear propeller shaft (10); The intersect vertical axis of vertical change-speed box and lateral velocity variation device.
7, the front and back according to claim 1 or 6 described gear types drive bicycle, it is characterized in that the vertical change-speed box of described change-speed box is made up of with vertical locating dowel pin (20) active variable gear (15), hollow shaft (16), spring (17), vertical draw ring (18), vertical backguy (19); Initiatively variable gear (15) is fixed in hollow shaft (16) upper end, the upper end of hollow shaft (16) and transmission main shaft (5) is for connecting in axial sliding, vertical draw ring (18) is placed on the hollow shaft (16), vertical locating dowel pin (20) is through on the transmission main shaft (5), spring (17) is enclosed within outside the hollow shaft (16), two ends contact with vertical locating dowel pin (20) with vertical draw ring (18) respectively, and vertical backguy (19) is connected on the vertical draw ring (18).
8, the front and back according to claim 1 or 6 described gear types drive bicycle, it is characterized in that the lateral velocity variation device of described change-speed box is made up of with change-speed box axle sleeve (27) driven step-by-step variable gear (21), hollow shaft (22), spring (23), horizontal draw ring (24), lateral stay (25), located lateral pin (26); Driven step-by-step variable gear (21) is fixed in hollow shaft (22) rear end, the front portion of hollow shaft (22) and rear propeller shaft (10) is for connecting in axial sliding, laterally draw ring (24) is placed on the hollow shaft (22), located lateral pin (26) is through on the rear propeller shaft (10), spring (23) is enclosed within outside the hollow shaft (22), two ends contact with located lateral pin (26) with horizontal draw ring (24) respectively, and lateral stay (25) is connected on the horizontal draw ring (24); The front end of rear propeller shaft (10) passes the change-speed box axle sleeve (27) that is welded on the vehicle frame.
9, the front and back of gear type according to claim 2 drive bicycle, it is characterized in that described power-transfer clutch is a cover gear clutch, spring (28), clutch draw ring (29), clutch backguy (30), clutch locating dowel pin (31) and clutch bushing (32) composition; Wherein gear clutch is made up of preceding tooth profile sleeve (33) and back tooth profile sleeve (34), back tooth profile sleeve (34) is installed on the front end of rear propeller shaft (10), the rear end that preceding tooth profile sleeve (33) is installed on front propeller shaft (14) cooperates with back tooth profile sleeve (34), before the rear end of tooth profile sleeve (33) and front propeller shaft (14) for connecting in axial sliding, clutch draw ring (29) is placed in the rear end of preceding tooth profile sleeve (33), clutch locating dowel pin (31) is through on the front propeller shaft (14), spring (28) is enclosed within outside the front propeller shaft (14), two ends contact with clutch locating dowel pin (31) with clutch draw ring (29) respectively, and clutch backguy (30) is connected on the clutch draw ring (29); The clutch bushing (32) that is welded on the vehicle frame is passed in the rear end of front propeller shaft (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234859 CN2559553Y (en) | 2002-05-21 | 2002-05-21 | Gear driving front & rear driving bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02234859 CN2559553Y (en) | 2002-05-21 | 2002-05-21 | Gear driving front & rear driving bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2559553Y true CN2559553Y (en) | 2003-07-09 |
Family
ID=33709531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02234859 Expired - Fee Related CN2559553Y (en) | 2002-05-21 | 2002-05-21 | Gear driving front & rear driving bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2559553Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951650A (en) * | 2016-06-08 | 2016-09-21 | 浙江亚特电器有限公司 | Self-traveling device of snow sweeper |
| CN107140105A (en) * | 2017-04-18 | 2017-09-08 | 昆明理工大学 | One kind transmission variable-ratio bicycle |
-
2002
- 2002-05-21 CN CN 02234859 patent/CN2559553Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105951650A (en) * | 2016-06-08 | 2016-09-21 | 浙江亚特电器有限公司 | Self-traveling device of snow sweeper |
| CN107140105A (en) * | 2017-04-18 | 2017-09-08 | 昆明理工大学 | One kind transmission variable-ratio bicycle |
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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 |