CN204297017U - A kind of transmission device and adopt the bicycle of this transmission device - Google Patents
A kind of transmission device and adopt the bicycle of this transmission device Download PDFInfo
- Publication number
- CN204297017U CN204297017U CN201420763825.4U CN201420763825U CN204297017U CN 204297017 U CN204297017 U CN 204297017U CN 201420763825 U CN201420763825 U CN 201420763825U CN 204297017 U CN204297017 U CN 204297017U
- Authority
- CN
- China
- Prior art keywords
- hawser
- idle pulley
- sheave
- transmission device
- sheaves
- 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
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model provides a kind of transmission device, comprises sheave, bent axle and hawser; Described sheave quantity is two, and two described sheaves are installed on the first axis, and two described sheaves drive described first middle shaft rotation respectively by the flywheel of correspondence, and the installation direction of described two flywheels is identical; Described bent axle has two connecting rod necks, two described connecting rod necks have gathering sill; Described hawser connects two described gathering sills and two described sheaves; Described bent axle drives described sheave and described first central axis by described hawser, and turning to of two described sheaves is contrary.By the characteristic adopting crank-shaft link neck to change relative to sheave distance, drive the hawser connecting sheave and connecting rod neck to move back and forth and then drive sheave motion, the first axis can be moved, by power transmission to the first axis under two flywheels replace induced effect.Conventional chains manufacture is avoided to safeguard in complicated, use procedure the problems such as lined trousers leg.
Description
Technical field
The utility model relates to technical field of mechanical transmission, particularly a kind of transmission device; Another the utility model also provides a kind of bicycle adopting aforementioned drive device.
Background technology
Bicycle is walking-replacing tool conventional in daily life.Existing bicycle is rotated by manpower drive sprocket, transfers a driving force to flywheel by chain, drives vehicle wheel rotation by flywheel.Owing to adopting chain drive, in its use procedure, some problems must be had.First, the long string that chain is made up of bearing pin, rolling ring and carrier bar, its production process relative complex, and Long-Time Service or firmly excessive time have chain rupture, fall chain fault.Secondly, chain drive needs oil lubrication, as produced the sound without good lubrication.Again, some bicycle does not have chain cover to protect chain and sprocket wheel region, and in ride, trouser legs may be twisted by chain and sprocket wheel, and the lighter's trouser legs are twisted broken, and severe one may occur danger; Even if there is chain cover, because chain cover can not protection chain completely, trouser legs also may be twisted.
Utility model content
Adopt chain drive may produce the problem of the sound, chain processed complex for solving prior art, the utility model provides a kind of new transmission device; Another the utility model also provides a kind of bicycle adopting aforementioned drive device.
The utility model provides a kind of transmission device, comprises sheave, bent axle and hawser; Described sheave quantity is two, and two described sheaves are installed on the first axis, and two described sheaves drive described first middle shaft rotation respectively by the flywheel of correspondence, and the installation direction of described two flywheels is identical;
Described bent axle has two connecting rod necks, two described connecting rod necks have gathering sill;
Described hawser connects two described gathering sills and two described sheaves;
Described bent axle drives described sheave and described first central axis by described hawser, and turning to of two described sheaves is contrary.
By the characteristic adopting crank-shaft link neck to change relative to sheave distance, drive the hawser connecting sheave and connecting rod neck to move back and forth and then drive sheave motion, the first axis can be moved, by power transmission to the first axis under two flywheels replace induced effect.Conventional chains manufacture is avoided to safeguard in complicated, use procedure the problems such as lined trousers leg.
Preferably, also comprise two idle pulley groups, two described idle pulley groups are arranged in described frame, direction of rotation is contrary;
Described hawser comprises the first hawser and two second hawsers, and described first hawser connects two described idle pulley groups and two described sheaves, and described second hawser connects corresponding described gathering sill and described idle pulley group;
Described bent axle drives described idle pulley group to rotate by two described second hawsers, and described idle pulley group drives described sheave to rotate by the first hawser.
Preferably, two described idle pulley groups have fixed wheel and idle pulley respectively, and described fixed wheel is fixedly connected with by disk with described idle pulley; Described first cable takeup is on described idle pulley, and described second cable takeup is on described fixed wheel.
Preferably, two described idle pulley groups are arranged on same second axis.
By arranging idle pulley group, and by idle pulley group setting fixed wheel and idle pulley, the trunnion size of bent axle can be reduced.Speed can be realized by idle pulley simultaneously, moment changes, play certain chronotropic action.
Preferably, also comprise bridge wheel, described bridge wheel is for described first hawser that leads.
Bridge wheel is set, the friction of the first hawser can be changed into sliding friction, reduce the energy loss of whole transmission device.
Preferably, described idle pulley group has installing hole, described first hawser and described second hawser are connected in described idle pulley group through described installing hole.
Preferably, described hawser is steel wire rope.
Preferably, the winding number of described hawser on two described sheaves is at least a circle.
The utility model also provides a kind of bicycle, has described transmission device, by described transmission device by the driving wheel of power transmission to bicycle of riding.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment transmission device.
Detailed description of the invention
For making those skilled in the art better understand the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is the schematic diagram of embodiment transmission device.In this embodiment, transmission device is installed on bicycle, transfers a driving force to the driving wheel of bicycle, realizes the rotation of driving wheel.
Wherein transmission device comprises bent axle 1, idle pulley group 2, bridge wheel 3, sheave 4, first axis 8, second axis 9 and hawser; Driving wheel 6, first axis 8 installing bicycle in the centre of the first axis 8 can drive driving wheel 6 to rotate.It should be noted that bent axle 1, first axis 8, second axis 9 is all installed on the vehicle frame 10 of bicycle, vehicle frame 10 can provide enough support strengths to ensure the relatively stable of each shaft position.
Bent axle 1 comprises connecting rod neck 11, trunnion 12 two parts, and trunnion 12 is arranged on vehicle frame, is supported by the bearing spider of vehicle frame; In the present embodiment, bent axle 1 comprises two connecting rod necks, 11, two connecting rod necks 11 and symmetrically arranges.Connecting rod neck 11 has gathering sill, when the second hawser 51 solderless wrapped connection on gathering sill and bent axle 11 rotates time, because of the guide effect of gathering sill, the second hawser 51 can't be wound around connecting rod neck 11, but the moment rotates and changes and the contact angle of connecting rod neck 11.
For applying to ride power to bent axle 1, crank and pedal 7 have been installed in the two ends of bent axle, power of riding can be applied on bent axle 1 by pedal 7 and crank.In other Application Examples, at bent axle 1 two ends, corresponding power set can be installed.
Idle pulley group 2 is arranged on vehicle frame 10 by the second axis 9.As can be seen from Figure, the present embodiment has two idle pulley groups 2 (being respectively left side idle pulley group and right side idle pulley group), and two idle pulley groups 2 are only be socketed on same second axis 9, directly do not connect therebetween.Idle pulley group 2 comprises fixed wheel 21, idle pulley 22, and fixed wheel 21 is fixedly connected with by disk 23 with idle pulley 22.Certainly, two idle pulley groups 2 also can be arranged on different axis.
Sheave 4 is installed on the first axis 8, as can be seen from Figure, has the both sides that two sheaves, 4, two sheaves 4 are installed on bicycle main driving wheel 6 respectively in the present embodiment.Between sheave 4 and the first axis 8, there is flywheel.One direction can only drive vehicle wheel rotation characteristic according to flywheel, when sheave 4 rotates forward, flywheel can drive the first axis 8 to rotate; When sheave 4 rotates backward, flywheel does not affect the rotation of the first axis 8.
Two connecting rod necks 11 of bent axle 1 are connected with the fixed wheel 21 in corresponding idle pulley group 2 by the second hawser 51.Idle pulley 22 in idle pulley group 2 is connected by the first hawser 52, and the first hawser 52 is wrapped on two sheaves 4.The fixed wheel 21 of idle pulley group 2 and idle pulley 22 have installing hole, and the first hawser 52 and the second hawser 51 are connected to corresponding idle pulley group (if bicycle brake line is at the mounting means of road wheel end) through described installing hole.Certainly, the first hawser 52 and the second hawser 51 also can adopt other modes by its end winding support in corresponding idle pulley group 2 or sheave 4.It should be noted that the first hawser 52 also can be divided into three segmentations in fact, three sections connect sheave 4, two sheaves 4, second idle pulley 22 of first idle pulley 22 and correspondence and the sheave 4 of correspondence successively.Now three sections of hawsers all need satisfied certain length requirement.
Move between the sheave 4 of left and right sides for convenience of the first hawser 52, in the present embodiment, be also provided with bridge wheel 3.First hawser 52 is overlapped on bridge wheel 3, and logical idler 3 plays guide effect and reduces rubbing action, facilitates the movement of the first hawser 52; It should be noted that drawing a bridge wheel 3 in FIG just carries out functional statement, need according to the bridge wheel 3 of the route selection suitable quantity of body frame structure for automotive, the first hawser 52 when actual installation is arranged.Certainly, bridge wheel 3 also can not be set, directly play guide effect by the vehicle frame of bicycle, but the friction of the first hawser 52 and vehicle frame may be increased like this.
Below in conjunction with the operating characteristic of the transmission device of concrete scene analysis the present embodiment.
When External Force Acting makes the connecting rod neck 11 in left side move away from idle pulley group 2 on left side pedal 7, the connecting rod neck 11 in left side drives the fixed wheel 21 of the idle pulley group 2 in left side to rotate by second hawser 51 in left side; The fixed wheel 21 in left side rotates and the idle pulley 22 in connected left side is rotated.First hawser 52 is wound around and makes the first hawser 52 tensioning on left side idle pulley 22, and then drives the sheave 4 in left side to rotate.The flywheel of the sheave 4 in left side drives the first axis 8 to rotate, thus driving wheel 6 is rotated; Because the first hawser 52 is also connected with the sheave 4 on right side, and connected mode is contrary with the connected mode of the sheave 4 in left side, and therefore the sheave 4 on right side rotates backward under the first hawser 52 acts on.
Because the first hawser 52 is also connected with the idle pulley 22 on right side, when the idle pulley 22 in left side is wound around hawser, the first hawser 52 unwrapping on right side idle pulley 22, direction of rotation is contrary with the direction of rotation of left side idle pulley.Make the second hawser 51 be connected with right side idle pulley group be wrapped on the fixed wheel 21 on right side simultaneously.
The connecting rod neck 11 in left side rotates from the distance nearest with idle pulley group 2 and completes aforesaid course of action to from idle pulley group 2 distance farthest; The connecting rod neck 11 on right side is started working subsequently, and complete corresponding process equally, the direction of rotation of two idle pulley groups 2 and two sheaves 4 changes.Bent axle 1 like this rotates a circle, and completes a work period of transmission device.
Because of employing is that crank-shaft link neck change in location drives hawser to make whole transmission operation, bent axle rotates forward, the path and identical with the change in location characteristic of idle pulley group 2 of reversion, no matter therefore bent axle 1 rotates forward or reversely rotates, all provide the driving force of equidirectional to the first axis 8.
In the present embodiment, idle pulley group 2 has fixed wheel 21 and idle pulley 22, and occur when the two is separately and considers to prevent the first hawser 52 and the second hawser 51 to be wound around mutually to interfere, impact normally works; And fixed wheel 21 is different with the radius of idle pulley 22, the effect of change speed, moment can be played.Certainly, an idle pulley also can be only adopted to play the function of winding first hawser 52 and the second hawser 51.Consider from principle angle further, the sheave 4 only adopting a hawser to connect two connecting rod necks 11 on bent axle 1 and be installed on the first axis 8, also can realize the function driving driving wheel 6 to rotate, without the need to arranging idle pulley group 2.
In order to prevent the skidding of the first hawser 52 on sheave 4 and suitable tensioning, the winding number of the first hawser 52 on sheave 4 of the present embodiment is more than a circle; Winding number on certain sheave 4 should consider the diameter Relationship of sheave 4 and idle pulley 22, prevent coiling very few cause in idle pulley rotary course stuck.The present embodiment have employed the material of traditional steel wire rope as the first hawser 52 and the second hawser 51, certainly also can adopt the hawser of other types, as high-strength high-modulus polyethylene fiber material etc.
Transmission device in the present embodiment is applied on bicycle, instead of traditional chain transmission mode with hawser transmission, can reduce the shortcoming sending the sound, may twist bad trousers and chain installation complexity during standard bicycle employing chain.Certainly, the present embodiment also can be applicable to the field of some other employing chain drive.
Transmission device in above the utility model embodiment is described in detail.Apply specific case herein to set forth principle of the present utility model and embodiment; the explanation of above embodiment just understands core concept of the present utility model for helping; when not departing from the utility model principle; also can carry out some improvement and modification to the utility model, these improve and modify and also fall in protection domain of the present utility model.
Claims (9)
1. a transmission device, is characterized in that, comprises sheave (4), bent axle (1) and hawser; Described sheave (4) quantity is two, two described sheaves (4) are installed on the first axis (8), two described sheaves (4) drive the rotation of described first axis (8) respectively by the flywheel of correspondence, and the installation direction of described two flywheels is identical;
Described bent axle (1) has two connecting rod necks (11), two described connecting rod necks (11) have gathering sill;
Described hawser connects two described gathering sills and two described sheaves (4);
Described bent axle (1) drives described sheave (4) and described first axis (8) to rotate by described hawser, and turning to of two described sheaves (4) is contrary.
2. transmission device according to claim 1, is characterized in that, also comprises two idle pulley groups (2), and two described idle pulley groups (2) are arranged in frame, direction of rotation is contrary;
Described hawser comprises the first hawser (52) and two second hawsers (51), described first hawser (52) connects two described idle pulley groups (2) and two described sheaves (4), and described second hawser (51) connects corresponding described gathering sill and described idle pulley group (2); Described bent axle (1) drives described idle pulley group (2) to rotate by two described second hawsers (51), and described idle pulley group (2) drives described sheave (4) to rotate by the first hawser (51).
3. transmission device according to claim 2, it is characterized in that, two described idle pulley groups (2) have fixed wheel (21) and idle pulley (22) respectively, and described fixed wheel (21) is fixedly connected with by disk (23) with described idle pulley (28); Described first hawser (52) is wrapped on described idle pulley (22), and described second hawser (51) is wrapped on described fixed wheel (21).
4. transmission device according to claim 2, is characterized in that, two described idle pulley groups (2) are arranged on same second axis (9).
5. transmission device according to claim 2, is characterized in that, also comprises bridge wheel (3), and described bridge wheel (3) is for described first hawser (52) of leading.
6. transmission device according to claim 2, it is characterized in that, described idle pulley group (2) has installing hole, and described first hawser (52) and described second hawser (51) are connected on described idle pulley group (2) through described installing hole.
7. transmission device according to claim 1, is characterized in that, described hawser is steel wire rope.
8. transmission device according to claim 1, is characterized in that, the winding number of described hawser on two described sheaves (4) is at least a circle.
9. a bicycle, is characterized in that, has the transmission device as described in any one of claim 1-8, by described transmission device by the driving wheel of power transmission to bicycle of riding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420763825.4U CN204297017U (en) | 2014-12-05 | 2014-12-05 | A kind of transmission device and adopt the bicycle of this transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420763825.4U CN204297017U (en) | 2014-12-05 | 2014-12-05 | A kind of transmission device and adopt the bicycle of this transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204297017U true CN204297017U (en) | 2015-04-29 |
Family
ID=53102580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420763825.4U Expired - Fee Related CN204297017U (en) | 2014-12-05 | 2014-12-05 | A kind of transmission device and adopt the bicycle of this transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204297017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107848712A (en) * | 2015-05-11 | 2018-03-27 | 托马斯泵机械公司 | Hawser bicycle |
| CN114715324A (en) * | 2022-03-31 | 2022-07-08 | 鲍国明 | Double-rope reciprocating wheel disc transmission device for bicycle |
-
2014
- 2014-12-05 CN CN201420763825.4U patent/CN204297017U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107848712A (en) * | 2015-05-11 | 2018-03-27 | 托马斯泵机械公司 | Hawser bicycle |
| CN114715324A (en) * | 2022-03-31 | 2022-07-08 | 鲍国明 | Double-rope reciprocating wheel disc transmission device for bicycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20100320718A1 (en) | Drive Mechanism for a Vehicle Propellable by Muscle Power and Vehicle | |
| CN105417418B (en) | A kind of reel and its hoisting mechanism | |
| CN204297017U (en) | A kind of transmission device and adopt the bicycle of this transmission device | |
| CN2806416Y (en) | Reciprocating rope guide for winch | |
| CN1803568A (en) | Rope arranging automatically winch | |
| CN107002771A (en) | Coupling device | |
| CN103508352A (en) | Cable arrangement device with self-pretightening force | |
| CN106904517A (en) | A kind of extra deep shaft elevator and method for improving | |
| CN203212239U (en) | Two-wheeled self-propelled carrier | |
| CN206569948U (en) | Rope winch is changed in the friction of parallel roller formula | |
| CN103363046B (en) | Continuously variable transmission | |
| CN202148122U (en) | Traction device used for elevator traction and transmission | |
| CN108529460A (en) | A kind of electronic shipping winch of move drum type auto-tensioning | |
| CN102500102B (en) | Novel scooter | |
| CN208346551U (en) | Steel wire core strand untwisting payingoff mechanism | |
| CN106698224A (en) | Friction winch | |
| CN207631420U (en) | People's power car straight line pedaling driving device | |
| CN103424256A (en) | Closed force flow type chain transmission testing platform | |
| CN104098040B (en) | A kind of storage rope winch for semi-submersible offshore platform | |
| CN105887528A (en) | High-strength flexible composite steel wire tope | |
| CN107516561A (en) | A kind of cable-former | |
| CN202199632U (en) | Mono-oily cylinder minor-cycle bend device | |
| CN106828444A (en) | A kind of emergency brake device suitable for medium-and-large-sized automobile | |
| CN203113144U (en) | Steel rope unknotting machine | |
| CN206615951U (en) | Crane rope drum |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20171205 |