CN207120835U - A kind of bicycle built in transmission mechanism - Google Patents
A kind of bicycle built in transmission mechanism Download PDFInfo
- Publication number
- CN207120835U CN207120835U CN201720420564.XU CN201720420564U CN207120835U CN 207120835 U CN207120835 U CN 207120835U CN 201720420564 U CN201720420564 U CN 201720420564U CN 207120835 U CN207120835 U CN 207120835U
- Authority
- CN
- China
- Prior art keywords
- transmission mechanism
- vehicle frame
- wheel
- brake
- mechanism according
- 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.)
- Active
Links
Landscapes
- Motorcycle And Bicycle Frame (AREA)
Abstract
The utility model discloses the bicycle built in a kind of transmission mechanism, aiming to provide a kind of vehicle frame need not splice or weld, bicycle built in transmission mechanism, solve prior art vehicle frame causes manufacturing technique requirent higher due to needing to splice, welding, the problem of transmission device is exposed, its technical characterstic are, including front-wheel, front fork, handlebar, vehicle frame, trailing wheel, the brake gear being located in vehicle frame, vehicle frame includes left and right housing, and left and right housing is connected by bolt；Transmission mechanism is provided with vehicle frame；Brake gear is connected by the brake cable being located in vehicle frame with handlebar; frame body is directly made up of the splicing of left and right housing; it is easy to assembly; it need not weld; greatly reduce the difficulty of vehicle frame assembling production technology; transmission device is built in frame body, is advantageous to the protection of transmission device, and tailored appearance is attractive in appearance.
Description
Technical field
A kind of bicycle is the utility model is related to, more particularly, to the bicycle built in a kind of transmission mechanism.
Background technology
It in daily life by a kind of extensive practical most of vehicles, existing vehicle frame is welded by splicing that bicycle, which is,
Type is connected into, the quality of vehicle frame depends not only on the material of vehicle frame, is often also easy to be influenceed by manufacture craft；And typically certainly
The transmission device of driving is exposed, is easily soaked with rain between chain and sprocket wheel, gets rusty, card dust, even if adding machine oil on time
After be easily formed greasy filth, make transmission not smooth, influence the impression ridden.
A kind of cycle frame as disclosed in notification number is CN204871418U, including mobile jib, mobile jib upper end are provided with crossbeam,
Below the crossbeam is provided with brace, and mobile jib and brace are fixed at five and led to, and crossbeam and brace infall are fixed and be flexibly connected with head tube,
Diplopore frame is provided with above mobile jib, seat stay is provided with rear side of mobile jib, seat stay lower end is provided with bifurcated piece, and five logical rear side relevant positions are provided with
Two chain stays, seat stay lower section are fixed with chain stay end.Body frame structure for automotive of the present utility model is relatively simple, but is needed when making
The welding positioning of a large amount of pipe fittings is carried out, vehicle frame integral manufacturing difficulty is larger, and unprotect shell, transmission mechanism are exposed.
A kind of flexible shaft drived bicycle as disclosed in notification number is CN03268924, including foot-operated power output are ratcheting
Device, cable wire flexible axle connector, flexible axle hanger, the flexible shaft transmission device of driving gear clutch composition.Power gear clutch is provided with side tooth
Disk, gear upper end are provided with interior side's jack, and gear clutch is provided with flexible axle screw interface, and saddle fixed mount is provided with equalizer bearing.Steel
Rope flexible axle connector is provided with cable wire plug, flexible axle coupling nut, cable wire sheath, cable wire.Driving gear clutch is provided with interior side's jack tines
Wheel, flexible axle screw interface, fixed mount.The kind of drive of the present utility model is flexible axle connection transmission, simple in construction, but due to
Transmission mechanism is connected to front-wheel, and transmission distance is longer, and can not be built-in, it is necessary to arrange transmission mechanism fixing device on vehicle frame,
Both unsightly, it is also more troublesome during assembling, and vehicle frame is also required to weld in assembling.
The content of the invention
The utility model be in order to overcome prior art vehicle frame due to need to splice, weld cause manufacturing technique requirent compared with
Height, transmission device are exposed, there is provided a kind of vehicle frame need not splice or weld, the bicycle built in transmission mechanism.
To achieve these goals, the utility model uses following technical scheme：A kind of bicycle built in transmission mechanism,
Including front-wheel, front fork, handlebar, vehicle frame, trailing wheel, the brake gear being located in vehicle frame；Vehicle frame includes left and right housing, and passes through spiral shell
Bolt is connected；Transmission mechanism is provided with vehicle frame；Brake gear is connected by the brake cable being located in vehicle frame with handlebar.
Preferably, front fork includes vertical tube, vertical tube outer wall is provided with the rectangular cam of longitudinal direction；Handlebar includes straight section, tap
And handle, straight section are inserted in described vertical tube by the chute provided with rectangle on inwall；Straight section outer wall is provided with boss；Boss
Provided with penetrating to the screwed hole of the side of described chute, screwed hole is interior to be provided with trip bolt.
Preferably, transmission mechanism also includes an anticreep wheel, anticreep wheel be centrally located at drive sprocket center with it is driven
On the line of centre of sprocket, the upper end of anticreep wheel is engaged with the outside of the lower floor of described driving chain；Anticreep wheel center is to institute
The drive sprocket center stated is preferably 1 with the ratio of distances constant to described driven sprocket center:4.
Preferably, transmission mechanism includes the driving bevel gear being located on power transmission shaft, the driven umbrella being located on rear axle
Gear, flexible axle, transmission crossover sub, the taper that transmission crossover sub one end is provided with and driving bevel gear or driven bevel pinion engage
Tooth, the other end and flexible axle phase joint；Flexible axle one end connects driving bevel gear by transmission, conversion joint, and the other end is turned by transmission
Change joint connection driven bevel pinion.
Preferably, cant beam, protection shell and back axle that left and right housing includes, integrally formed, cant beam is provided with brake cable
Inlet pipe, the interior buckle for being provided with fixed brake cable, back axle are provided with rear brake；Fixed head tube is connected with vehicle frame, and connecting place is provided with perforate；
Brake cable one end connects rear brake, and the other end is penetrated in cant beam by brake cable inlet pipe, and through fixed head tube and is located at a palmistry
Even；Rotation tensioning mechanism, including brake cable directive wheel, cable brake and the storage tray with handle synchronous axial system, brake cable are set in handle
One end is finally fixed on storage tray.
Preferably, the spoke quantity of front wheels and rear wheels is 2 to 6.
Preferably, the material of vehicle frame is magnesium alloy.
Preferably, rear brake is disc brake.
Preferably, the wheel shaft of trailing wheel is provided with auxiliary wheel.
Therefore, the utility model has the advantages that：（1）Frame body is directly made up of the splicing of left and right housing, group
Dress is convenient, it is not necessary to welds, greatly reduces the difficulty of vehicle frame assembling production technology；（2）Transmission device is built in frame body,
Be advantageous to the protection of transmission device；（3）Built in brake gear, vehicle frame and wheel plastic simplicity, vehicle tailored appearance are attractive in appearance；（4）Gear
Mud plate is directly arranged in frame body, improves the intensity of mud guard, it is not easy to is deformed, is come off；（5）Handlebar is adjustable and need not
Instrument, it is wide to be applicable crowd's scope.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the present utility model；
Fig. 2 is a kind of handlebar height adjustment mechanism fragmentary sectional view of the present utility model；
Fig. 3 is a kind of schematic diagram of transmission mechanism with anticreep wheel of the present utility model；
Fig. 4 is a kind of structural representation of vehicle frame of the present utility model；
Wherein：1st, front-wheel 2, front fork 3, handlebar 4, vehicle frame 6, trailing wheel 7, brake gear 8, auxiliary wheel 9, foot pedal
21st, vertical tube 22, projection 31, straight section 32, trip bolt 41, drive sprocket 42, anticreep wheel 43, driving chain 44, driven
Sprocket wheel 45, cant beam 46, protection shell 47, back axle 48, saddle mounting seat 49, brake cable inlet pipe 91, power transmission shaft.
Embodiment
1 to 4 the utility model is described further with specific embodiment below in conjunction with the accompanying drawings.
Bicycle built in a kind of transmission mechanism as shown in Figure 1, including front-wheel 1, front fork 2, handlebar 3, vehicle frame 4, trailing wheel
6th, the brake gear 7 being located in vehicle frame；Vehicle frame 4 includes left and right housing, and is connected by bolt；Driver is provided with vehicle frame 4
Structure；Brake gear 7 is connected by the brake cable being located in vehicle frame 4 with handlebar 3.
Front fork 2 includes vertical tube 21, and the outer wall of vertical tube 21 is provided with the rectangular cam 22 of longitudinal direction；Handlebar 3 includes straight section 31, tap
And handle, straight section 31 are inserted in described vertical tube 21, and can be lived up and down along chute by the chute provided with rectangle on inwall
It is dynamic；The outer wall of straight section 31 is provided with boss；Boss, which is provided with, to be penetrated to the screwed hole of the side of described chute, and screwed hole is interior to be provided with tightly
Gu screw 32.During normal work, trip bolt 32 should be at the state screwed, and projection 22 is withstood in the working end of trip bolt 32
Side, there is provided lateral thrust is converted into the position that frictional force fixes handlebar 3, when handlebar 3 needs to adjust up and down, it is only necessary to
Trip bolt is unclamped, locomotive then screws 3 to needs position trip bolt 32 and both may be used；Whole adjustment process is without practical
Instrument, it is easy to operate.
Transmission mechanism also includes an anticreep wheel 42, and anticreep wheel 42 is centrally located at the center of drive sprocket 41 and driven sprocket
On the line at 44 centers, the upper end of anticreep wheel 42 is engaged with the outside of the lower floor of described driving chain 43, so as to play tensioning
Driving chain 43, and prevent the effect released.
Cant beam 45, protection shell 46 and the back axle 47 that left and right housing includes, integrally formed, cant beam 45 is provided with brake cable
Inlet pipe 49, the interior buckle for being provided with fixed brake cable, back axle 47 are provided with rear brake；Fixed head tube 10 is connected with vehicle frame 4, and connecting place is set
There is perforate；Brake cable one end connects rear brake, and the other end is penetrated in cant beam 45 by brake cable inlet pipe 49, and passes through fixed head tube 10
It is connected with being located at handle；Rotation tensioning mechanism, including brake cable directive wheel, cable brake and the receipts with handle synchronous axial system are set in handle
Receive disk, brake cable one end is finally fixed on storage tray；When swing handle, while drive storage tray to rotate, drawn by cable brake
Brake cable is stretched, realizes brake；Brake cable it is built-in both reduced brake cable it is exposed bring the problem of getting rusty, also make vehicle outward appearance
Simple and beautiful.
The spoke quantity of front-wheel 1 and trailing wheel 6 is 3, compared to standard bicycle, is greatly reduced when spoke assembles
Difficulty, tailored appearance are attractive in appearance.
The material of vehicle frame 4 is magnesium alloy, both ensure that the intensity of vehicle body, also significantly reduces the weight of vehicle；Enter font
The both sides of cant beam 46 are provided with the concave surface of rectangular configuration, both attractive in appearance, are also beneficial to strengthen the intensity of vehicle frame 4.
The wheel shaft of trailing wheel 6 is provided with auxiliary wheel, is easy to beginner to be ridden.
Claims (10)
1. the bicycle built in a kind of transmission mechanism, including front-wheel（1）, front fork（2）, handlebar（3）, vehicle frame（4）, trailing wheel（6）, set
In described vehicle frame（4）Interior brake gear（7）, it is characterized in that, described vehicle frame（4）Including left and right housing, a described left side,
Right shell body is connected by bolt；Described vehicle frame（4）It is interior to be provided with transmission mechanism；Described brake gear（7）It is described by being located at
Vehicle frame（4）Interior brake cable and described handlebar（3）It is connected.
2. the bicycle built in a kind of transmission mechanism according to claim 1, it is characterized in that, described front fork（2）Including
Vertical tube, described vertical tube outer wall are provided with the rectangular cam of longitudinal direction；Described handlebar（3）It is described including straight section, tap and handle
Straight section by being provided with the chute of rectangle on inwall, be inserted in described vertical tube；Described straight section outer wall is provided with boss；It is described
Boss be provided with and penetrate to the screwed hole of the side of described chute, is provided with trip bolt in described screwed hole.
3. the bicycle built in a kind of transmission mechanism according to claim 1, it is characterized in that, described transmission mechanism also wraps
An anticreep wheel is included, described anticreep wheel is centrally located on the line at drive sprocket center and driven sprocket center, described
Anticreep wheel engages with the outside of the lower floor of described driving chain.
4. the bicycle built in a kind of transmission mechanism according to claim 3, it is characterized in that, described anticreep wheel center is arrived
Described drive sprocket center is 1 with the ratio of distances constant to described driven sprocket center:4.
5. the bicycle built in a kind of transmission mechanism according to claim 1 or 2, it is characterized in that, described transmission mechanism
Including be located on described power transmission shaft driving bevel gear, be located at described trailing wheel（6）Driven bevel pinion, flexible axle on wheel shaft,
Crossover sub is driven, described transmission crossover sub one end is provided with what is engaged with the driving bevel gear or the driven bevel pinion
Conical tooth, the other end are provided with the joint being connected with described flexible axle；Described flexible axle passes through described transmission, conversion joint one end
The described driving bevel gear of connection, the described driven bevel pinion of other end connection.
6. the bicycle built in a kind of transmission mechanism according to claim 2, it is characterized in that, described left and right housing bag
Cant beam, protection shell and the back axle included, integrally formed, described cant beam is provided with brake cable inlet pipe, interior to be provided with fixed brake cable
Buckle, described back axle is provided with rear brake；Fixed head tube（10）With described vehicle frame（4）It is connected, connecting place is provided with perforate；Stop
The described rear brake of fare one end connection, the other end are penetrated by described brake cable inlet pipe in described cant beam, and described in
Fixation head tube（10）It is connected with the handle for being located at described.
7. the bicycle built in a kind of transmission mechanism according to claim 1 or 2, it is characterized in that, described front-wheel（1）With
Trailing wheel（6）Spoke quantity be 2 to 6.
8. the bicycle built in a kind of transmission mechanism according to claim 1 or 2, it is characterized in that, described vehicle frame（4）'s
Material is magnesium alloy.
9. the bicycle built in a kind of transmission mechanism according to claim 6, it is characterized in that, described rear brake is disc brake.
10. the bicycle built in a kind of transmission mechanism according to claim 1 or 2, it is characterized in that, described trailing wheel（6）
Wheel shaft be provided with auxiliary wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420564.XU CN207120835U (en) | 2017-04-20 | 2017-04-20 | A kind of bicycle built in transmission mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720420564.XU CN207120835U (en) | 2017-04-20 | 2017-04-20 | A kind of bicycle built in transmission mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207120835U true CN207120835U (en) | 2018-03-20 |
Family
ID=61614894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720420564.XU Active CN207120835U (en) | 2017-04-20 | 2017-04-20 | A kind of bicycle built in transmission mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207120835U (en) |
-
2017
- 2017-04-20 CN CN201720420564.XU patent/CN207120835U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TWI737627B (en) | Transmission systems and improvements relating to bicycles and vehicles | |
| CN106560395A (en) | Power-assisted Bicycle | |
| US7547030B2 (en) | Support section structure for a swing arm | |
| CN105270561B (en) | Chain-less bicycle and its wheel fork, vehicle frame | |
| CN105346668B (en) | Chain-less bicycle and its rear axle assemblies | |
| CN105270528B (en) | Chain-less bicycle and its integrated chassis | |
| CN201872868U (en) | Pedaling skating vehicle | |
| CN207120835U (en) | A kind of bicycle built in transmission mechanism | |
| US20040065495A1 (en) | Drive mechanism of an electrical bike | |
| CN102259684B (en) | Car used for converting gravity into power | |
| CN102837783B (en) | Reclining body-adjustable two-wheeled leisure bicycle | |
| US4974864A (en) | Bicycle frame post openings allowing cable entry and exit | |
| CN201400275Y (en) | Rear brake external pedal mechanism of motor tricycle | |
| CN105314056B (en) | Chain-less bicycle and its transmission system | |
| CN216034859U (en) | Two-wheel vehicle frame and motorcycle | |
| CN205186465U (en) | Two wheeler, tricycle and wheel hub , wheelset thereof | |
| CN203727565U (en) | Bicycle | |
| CN202283963U (en) | Joyful bicycle | |
| CN215826919U (en) | Electric vehicle with auxiliary pedal | |
| CN203486074U (en) | Frame of boosting bicycle | |
| CN216332464U (en) | Vehicle driving system assembly | |
| CN101973341A (en) | Tread sneak bicycle | |
| CN202686635U (en) | Electric tricycle with two foldable front wheels | |
| CN105346669B (en) | Chain-less bicycle and its wheel group | |
| CN202283968U (en) | Foldable double movable-pulley driven vertical bike |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |