CN2545081Y - Gearing mecham'sm for double person bicycle - Google Patents
Gearing mecham'sm for double person bicycle Download PDFInfo
- Publication number
- CN2545081Y CN2545081Y CN02209019U CN02209019U CN2545081Y CN 2545081 Y CN2545081 Y CN 2545081Y CN 02209019 U CN02209019 U CN 02209019U CN 02209019 U CN02209019 U CN 02209019U CN 2545081 Y CN2545081 Y CN 2545081Y
- Authority
- CN
- China
- Prior art keywords
- bevel gear
- ratchet
- finishing bevel
- axis
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M17/00—Transmissions characterised by use of rotary shaft, e.g. cardan shaft
-
- 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
- B62K3/00—Bicycles
- B62K3/12—Tandems
- B62K3/14—Frames
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Gear Transmission (AREA)
Abstract
The utility model relates to a gear driving mechanism for double-person bicycles, which comprises a front centre shaft, a back centre shaft and a back shaft cover, wherein the centre shafts are respectively arranged in a front centre shaft container and a back centre shaft container. The front centre shaft and the back centre shaft are driven by bevel gear pairs at both ends of a front driving shaft. The back centre shaft and a back shaft are driven by the bevel gear pairs at both ends of a back driving shaft. An over-running clutch device which is composed of a ratchet core, a pawl, a spring wire and a ratchet sleeve is arranged on the front centre shaft and the back centre shaft respectively. Driving gears of the bevel gear pairs of the driving shafts are fixedly connected with the ratchet sleeves. The utility model can save power when ridden by a user. The driving of any centre shaft to a floral disc is not disturbed by the direction of the rotation of the other centre shaft. Two persons do not need to pedal foot pedals simultaneously during in the using process. The utility model is random and is suitable for leisure and amusement.
Description
Technical field
The utility model relates to bicycle, specifically a kind of gear driving mechanism for two-person ridden bicycle.
Background technology
Two-person ridden bicycle is chain gear both at home and abroad.There is shortcomings such as easily taking off chain, need often lubricate, sting clothing, greasy dirt is arranged, driving efficiency is low, service life is short in chain gear, and in use two people need scrunch pedal simultaneously, do not have randomness, the meaning of the amusement and recreation that shortage is ridden.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of improved gear driving mechanism for two-person ridden bicycle is provided, the driving efficiency height, and it is laborsaving to ride, and in use two people needn't scrunch pedal simultaneously, have randomness, are suitable for amusement and recreation.
The purpose of this utility model is achieved in that
A kind of gear driving mechanism for two-person ridden bicycle comprises preceding axis, front propeller shaft, back axis, rear propeller shaft and backshaft skin with the fixed shaft gear train transmission, the equal connecting crank of each axis, pedal; It is characterized in that: preceding axis is installed in the preceding middle journal box body with the bearings at both ends supporting, should be fixed with the overrunning clutch of forming by ratchet, spring silk and the connection of preceding axis ratchet core by ratchet sleeve on the preceding axis, install finishing bevel gear cuter on this ratchet sleeve, this finishing bevel gear cuter and the finishing bevel gear cuter engagement that is packed in the front propeller shaft termination, this front propeller shaft is by the bearing supporting in the journal box body in middle journal box body and the back before being contained in, the spindle nose of holding in addition of this front propeller shaft installs finishing bevel gear cuter, this finishing bevel gear cuter and the finishing bevel gear cuter engagement that is installed on the ratchet sleeve; This ratchet sleeve end in addition connects the composition overrunning clutch by ratchet, spring silk with axis ratchet core, this back axis ratchet core is installed in the back axis, be fixed with finishing bevel gear cuter on this ratchet sleeve, this finishing bevel gear cuter and the finishing bevel gear cuter engagement that is packed in the rear propeller shaft termination, this transmission shaft is by the bearing supporting in journal box body in being contained in afterwards and the rear axle support cover, this transmission shaft is held in addition and is installed finishing bevel gear cuter on the spindle nose, this finishing bevel gear cuter and the finishing bevel gear cuter engagement that is installed in rear axle, the affixed floral disc of this finishing bevel gear cuter, this floral disc and finishing bevel gear cuter are loaded on rear axle with the bearing supporting sleeve, and this bevel gear pair is contained in the rear axle support cover.
In the sleeve pipe of transmission tube group welding piece and back transmission tube group welding piece, this each affixed bearing cap shim of each sleeve pipe two ends, this each bearing cap shim were installed in journal box body in preceding middle journal box body, the back, rear axle support cover respectively before described front propeller shaft, rear propeller shaft respectively were loaded on.
The utility model has following actively useful effect:
The gear drive of this car replaces chain gear, has good lubricity (enclosed transmission), gear-driven efficiency is higher than chain gear, it is laborsaving to ride, long service life, and, arbitrary axis is not interfered by the hand of rotation of another axis to the driving of floral disc, in use two people needn't scrunch pedal simultaneously, have randomness, are suitable for amusement and recreation.This mechanism's outward appearance is simple and direct, streamline casing and back cover, attractive in appearance, cleaning.
Description of drawings
Fig. 1 is the external structure scheme drawing that the two-person ridden bicycle of the utility model transmission device is housed;
Fig. 2 is the A-A part sectional view of Fig. 1.
The specific embodiment
Please refer to Fig. 1, Fig. 2, the utility model is a kind of gear driving mechanism for two-person ridden bicycle.This mechanism is made of 5 parts altogether: I, backshaft skin part; II, rear propeller shaft part; III, back axis part; IV, front propeller shaft part; V, preceding axis part.
I, backshaft skin part: mainly form by parts such as bearing 1, floral disc 2, conical gear 3, bearing 4, rear axle 5, rear axle support covers 7.The floral disc 2 left end holes bearing 1 of packing into, right-hand member is connected to a fixed by screw thread and conical gear 3.Bearing 4 is packed into and with bearing 1 rear axle 5 is supported in floral disc 2 holes in conical gear 3 holes, and floral disc 2 is connected by enclosing behind bicycle spoke and the bicycle, and rear axle support cover 7 covers in above parts wherein, and is connected with locknut 9.
II, rear propeller shaft part: mainly formed by conical gear 6, flat key 8, locknut 9, bearing 10, rear propeller shaft 11, back transmission tube bond pads 12, bearing 13, conical gear 14, flat key 15.Bearing 10 pack in the back transmission tube group welding piece 12 back stomidiums with the back of packing in bearing 13 in the journal box body 16 back stomidiums rear propeller shaft 11 is supported in transmission tube group welding piece 12 holes, back; Conical gear 6, conical gear 14 link with rear propeller shaft 11, and are meshed with conical gear 3, conical gear 17 respectively by flat key 8, flat key 15 respectively; Back transmission tube group welding piece 12 front ends are connected with journal box body 16 rear end tapped bore in the back, pack in rear axle support cover 7 holes in its rear end, and are threaded by locknut 9 in rear axle support cover 7 and are fixed.
III, back axis part: mainly form by parts such as journal box body 16, conical gear 17, back axis 18, flat key 19, back axis ratchet core 20, flat key 21, conical gear 42, flat key 43, bearing cap shim 44, bearing 45, locknut 46, ratchet sleeve 47, end cap 48 in the back.Conical gear 42, conical gear 17 connect with ratchet sleeve 47 by flat key 43, flat key 21 respectively, and be meshed with conical gear 41, conical gear 14 respectively, ratchet sleeve 47 connects to reach the overdrive clutch intermittent moment of this mechanism with back axis ratchet core 20 by ratchet, spring silk; Bearing cap shim 44 is threaded by locknut 46 and is fixed in end cap 48 holes, and bearing 45 is packed in bearing cap shim 44 holes and the right side bearing will back axis 18 be supported in the back in the journal box body 16; Back axis ratchet core 20 connects by flat key 19 with back axis 18, and journal box body 6 is connected and fixed by screw 34 in end cap 48 and the back.
IV, front propeller shaft part: mainly form by parts such as preceding transmission tube group welding piece 22, front propeller shaft 23, bearing 24, flat key 25, conical gear 26, bearing 39, flat key 40, conical gears 41.In before bearing 24, bearing 39 are respectively charged in the stomidiums of journal box body 33 back and in the back in journal box body 16 front aperture, and before front propeller shaft 23 is supported in transmission tube group welding piece 22 holes; Conical gear 26, conical gear 41 connect with front propeller shaft 23, and are meshed with conical gear 32, conical gear 42 respectively by flat key 25, flat key 40 respectively; Before transmission tube group welding piece 22 front ends and rear end respectively by left and right sides screw thread with preceding middle journal box body 33, afterwards in journal box body 16 be connected to a fixed.
V, preceding axis part: mainly form by parts such as ratchet sleeve 27, preceding axis ratchet core 28, preceding axis 29, flat key 30, flat key 31, conical gear 32, preceding middle journal box body 33, locknut 35, bearing cap shim 36, bearing 37, end caps 38.Conical gear 32 connects with ratchet sleeve 27 by flat key 31, and is meshed with conical gear 26; Ratchet sleeve 27 connects with preceding axis ratchet core 28 by ratchet, spring silk, to reach the overdrive clutch intermittent moment of this mechanism; Bearing cap shim 36 is threaded by locknut 35 and is fixed in end cap 38 holes, bearing 37 pack in bearing cap shim 36 holes with the left side bearing preceding axis 29 is supported on before in the journal box body 33; Preceding axis ratchet core 28 connects by flat key 30 with preceding axis 29, and end cap 38 is connected and fixed by screw 34 with preceding middle journal box body 33.
Transmission process: see from right to left, see backward in the past.
Preceding axis 21 clickwises, drive preceding axis ratchet core 28 clickwises by flat key 30, preceding axis ratchet core 28 drives ratchet sleeve 27 clickwises by ratchet, ratchet sleeve 27 drives conical gear 32 clickwises by flat key 31, and conical gear 32 drives conical gear 26 left-hand revolutions; Conical gear 26 drives front propeller shaft 23 left-hand revolutions by flat key 25, and front propeller shaft 23 drives conical gear 41 left-hand revolutions by flat key 40; Conical gear 41 drives conical gear 42 clickwises, and conical gear 42 drives ratchet sleeve 47 clickwises by flat key 43.At this moment, because ratchet, the effect of spring silk, ratchet sleeve 47 can not drive shaft gear core 20 rotations in the back, and shaft gear core 20 also can not drive 18 rotations of back axis in the back.And ratchet sleeve 47 drives conical gear 17 clickwises by flat key 21, and conical gear 17 drives conical gear 14 clickwises.In like manner, conical gear 14 drives conical gear 6 clickwises, and conical gear 6 drives conical gear 3 clickwises, and conical gear 3 links to each other by screw thread and drives floral disc 2 clickwises, and floral disc 2 links to each other by spoke and drives back circle clickwise, for moving ahead.When axis 18 clickwises of back, drive back axis ratchet core 20 clickwises by flat key 19, back axis ratchet core 20 drives ratchet sleeve 47 clickwises by ratchet, and ratchet sleeve 47 drives conical gear 17 clickwises by flat key 21.In like manner, floral disc 2 clickwises are for moving ahead.And this moment, ratchet sleeve 47 also drove conical gear 42 clickwises by flat key 43, conical gear 42 drives conical gear 41 clickwises, promptly be conical gear 26 clickwises, conical gear 26 drives conical gear 32 clickwises, and conical gear 32 drives ratchet sleeve 27 clickwises by flat key 31.Since shaft gear core 28 rotations in before ratchet, the effect of spring silk, ratchet sleeve 27 can not drive, axis 29 rotations before preceding middle shaft gear core 28 also can not drive.When floral disc 2 clickwises, promptly be conical gear 17 clickwises, that is be that back axis 18 is not driven.In like manner, preceding axis 29 is not all driven.During current axis 29 left-hand revolutions, axis ratchet core 28 left-hand revolutions before preceding axis 29 drives by flat key 30, because the effect of ratchet, spring silk mechanism, preceding axis ratchet core 28 can not drive ratchet sleeve 27 rotations, promptly is that conical gear 32 is motionless.In like manner, when after axis 18 left-hand revolutions, conical gear 17 is not driven.Preceding axis 29, floral disc 2 are not all driven.
Fig. 1 is that three people ride gear driving bicycle, and its preceding axis 29, back axis 18 all are connected with crank 49, and preceding middle journal box body 33 usefulness screws and vehicle frame 50 are connected to a fixed, journal box body 16 and vehicle frame welding in the back.Floral disc 2 connects trailing wheel 52 by spoke 51.Transmission process as previously mentioned, it promptly is to drive trailing wheel 52 to move ahead that preceding Middle axle crank rotates forward, it promptly is that driving trailing wheel 52 moves ahead that back Middle axle crank rotates forward, and the hand of rotation of two axis does not interfere with each other.This is double when riding gear driving bicycle when carrying out, and promptly floral disc 2 rotates forward, and two axis are not all driven.
This gear drive is the sealing gear transmission, and the driving efficiency height has good lubricity, and long service life is three times of chain gear, and outward appearance is simple and direct, streamline casing and back cover, attractive in appearance, cleaning.And the hand of rotation of arbitrary axis is not interfered by the hand of rotation of another axis, has randomness.
Claims (2)
1, a kind of gear driving mechanism for two-person ridden bicycle comprises preceding axis, front propeller shaft, back axis, rear propeller shaft and backshaft skin with the fixed shaft gear train transmission, the equal connecting crank of each axis, pedal; It is characterized in that: preceding axis (29) is installed in the preceding middle journal box body (33) with the bearings at both ends supporting, be fixed with by ratchet sleeve (27) on the axis before being somebody's turn to do and pass through ratchet, spring silk and preceding axis ratchet core (28) connect the overrunning clutch of forming, install finishing bevel gear cuter (32) on this ratchet sleeve (27), this finishing bevel gear cuter (32) and finishing bevel gear cuter (26) engagement that is packed in front propeller shaft (23) termination, this front propeller shaft (23) is by the bearing supporting in the journal box body (16) in middle journal box body (33) and the back before being contained in, the spindle nose of holding in addition of this front propeller shaft (23) installs finishing bevel gear cuter (41), this finishing bevel gear cuter (41) and finishing bevel gear cuter (42) engagement that is installed on the ratchet sleeve (47); This ratchet sleeve (47) end in addition passes through ratchet, the spring silk connects with axis ratchet core (20) forms overrunning clutch, this back axis ratchet core (20) is installed in back axis (18), be fixed with finishing bevel gear cuter (17) on this ratchet sleeve (47), this finishing bevel gear cuter (17) and finishing bevel gear cuter (14) engagement that is packed in rear propeller shaft (11) termination, this transmission shaft (11) is by the bearing supporting in journal box body (16) in being contained in afterwards and the rear axle support cover (7), this transmission shaft (11) is held in addition and is installed finishing bevel gear cuter (6) on the spindle nose, this finishing bevel gear cuter (6) and finishing bevel gear cuter (3) engagement that is installed in rear axle (5), the affixed floral disc of this finishing bevel gear cuter (3) (2), this floral disc (2) and finishing bevel gear cuter (3) are loaded on rear axle (5) with the bearing supporting sleeve, this bevel gear pair (6), (3) be contained in the rear axle support cover (7).
2, gear driving mechanism for two-person ridden bicycle as claimed in claim 1, it is characterized in that: described front propeller shaft (23), rear propeller shaft (11) respectively are loaded in the sleeve pipe of preceding transmission tube group welding piece (22) and back transmission tube group welding piece (12), this each affixed bearing cap shim of each sleeve pipe two ends, journal box body (16) in journal box body (33), the back in before this each bearing cap shim is installed in respectively, rear axle support cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02209019U CN2545081Y (en) | 2002-03-22 | 2002-03-22 | Gearing mecham'sm for double person bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02209019U CN2545081Y (en) | 2002-03-22 | 2002-03-22 | Gearing mecham'sm for double person bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2545081Y true CN2545081Y (en) | 2003-04-16 |
Family
ID=33689549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN02209019U Expired - Fee Related CN2545081Y (en) | 2002-03-22 | 2002-03-22 | Gearing mecham'sm for double person bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2545081Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176257A (en) * | 2017-06-29 | 2017-09-19 | 太仓市荣驰电机有限公司 | A kind of longitudinal motor driven systems of bicycle |
| EP4129812A1 (en) * | 2021-08-02 | 2023-02-08 | Goi.tec e.U. | Bicycle |
-
2002
- 2002-03-22 CN CN02209019U patent/CN2545081Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107176257A (en) * | 2017-06-29 | 2017-09-19 | 太仓市荣驰电机有限公司 | A kind of longitudinal motor driven systems of bicycle |
| EP4129812A1 (en) * | 2021-08-02 | 2023-02-08 | Goi.tec e.U. | 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 |