CN2432385Y - Stepless speed controller with reducing pulley - Google Patents
Stepless speed controller with reducing pulley Download PDFInfo
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- CN2432385Y CN2432385Y CN 00223635 CN00223635U CN2432385Y CN 2432385 Y CN2432385 Y CN 2432385Y CN 00223635 CN00223635 CN 00223635 CN 00223635 U CN00223635 U CN 00223635U CN 2432385 Y CN2432385 Y CN 2432385Y
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- slide block
- connecting rod
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Abstract
The utility model relates to a stepless speed regulator with reducing belt pulleys. The utility model is characterized in that a belt 7 is sheathed on the same two reducing pulleys E, F, and a plurality of sliding bars 5 which are uniformly distributed radially in pairs are fixed on the cylindrical surfaces of pulley cores 8; a radial slot sliding block 6 is sheathed on each pair of sliding bars 5, and the radial slot sliding block 6 can be slid along the sliding bar 5 by a speed regulating sliding block 4 and a connecting bar 2; namely, the diameters of the belt pulleys can be changed, when the diameter of one reducing pulley becomes larger, the diameter of the other reducing pulley becomes smaller; a speed regulation control mechanism is guided by a plurality of fixed pulleys 20 and are matched with a pulling member 19, a speed regulating bar 4 and a speed regulating block 4 for speed regulation, and accordingly, the purpose of stepless speed regulation can be obtained. The utility model has the advantages of simple structure and small size.
Description
The utility model relates to the belt pulley stepless speed adjusting gear, relates in particular to the belt pulley stepless speed adjusting gear of the diameter that can change belt pulley.
Prior art: China Patent No.: 88104042 titles: expansion type stepless speed variator, its shortcoming is: complex structure, use inconvenient.
The purpose of this utility model is to provide a kind of reducing belt pulley stepless speed adjusting gear simple in structure, easy to use.
Technical characterstic of the present utility model is as follows:
Reducing belt pulley stepless speed adjusting gear, its feature comprises: two identical diameter-changing wheel E, F and be enclosed within belt 7 on diameter-changing wheel E, the F, the structure of diameter-changing wheel E, F is as follows:
Be fixed on the hollow metal cylinder body core wheel 8 in the rotating shaft 16, on the cylndrical surface of core wheel 8, be fixed with some slide bars 5 radially, that evenly distribute in pairs, be with a footpath groove slide block 6 on every pair of slide bar 5, footpath groove slide block 6 can slide along slide bar 5, belt 7 is enclosed within the notch 21 on the footpath groove slide block 6, and many slide bars 5 tops of every side are fixedly connected with equal trim ring 9; The both sides of core wheel 8 have stage clip 1, connecting rod base 10, thrust-bearing 3, the speed governing slide block 4 in rotating shaft of being enclosed within 16 successively, all with 16 one-tenth Spielpassung of rotating shaft, can slide along rotating shaft 16 under the effect of speed governing slide block 4, and radial bearing 15 is in rotating shaft 16 ends; Flexibly connect connecting rod 2 on the connecting rod base 10, the outer end of connecting rod 2 flexibly connects with footpath groove slide block 6.
Working principle: control when speed governing slide block 4 is subjected to speed regulation control mechanism, when moved at core wheel 8 centers, connecting rod base 10 also moved to core wheel 8 central directions, and outwards open connecting rod 2 outer ends, drove footpath groove slide block 6 and outwards slided along slide bar 5, made the diameter-changing wheel diameter become big; Otherwise, when being subjected to speed regulation control mechanism, speed governing slide block 4 controls, and when core wheel 8 foreign sides moved, connecting rod base 10 also moved to core wheel 8 foreign sides, and inwardly shrink connecting rod 2 outer ends, drives footpath groove slide block 6 and inwardly slide along slide bar 5, and the diameter-changing wheel diameter is diminished; When the diameter of diameter-changing wheel E became big, the diameter of diameter-changing wheel F diminished; When the diameter of diameter-changing wheel E diminished, it is big that the diameter of diameter-changing wheel F becomes; Reach the purpose of stepless speed regulation.
Advantage of the present utility model:
1, the speed governing of reducing belt pulley stepless speed adjusting gear is convenient, slides along slide bar 5 by footpath groove slide block 6 and realizes reducing, can stepless speed regulation.
2, adopt the static pulley speed regulating mechanism laborsaving, it is few to take up space.
3, belt tension regulating mechanism makes tension force substantially constant in the reducing process of belt 7.
Description of drawings: Fig. 1: the diameter-changing wheel E of reducing belt pulley stepless speed adjusting gear, F structural drawing.Fig. 2: A-A is to sectional view among Fig. 1.Fig. 3: the overall structure figure of reducing belt pulley stepless speed adjusting gear.Fig. 4: groove slide block 4 structural drawing in footpath among Fig. 1.Fig. 5: the belt tension regulating mechanism structural drawing of reducing belt pulley stepless speed adjusting gear.
Embodiment: see Fig. 1, the diameter-changing wheel E of reducing belt pulley stepless speed adjusting gear, F structural drawing.Identical with the front narration.The top of slide bar 5 couples together with equal trim ring, becomes wheel-shaped body, reduces the suffered moment of slide bar, has increased the stability of slide bar.
See Fig. 3, the overall structure figure of reducing belt pulley stepless speed adjusting gear.
Speed regulation control mechanism is: by a plurality of static pulley 20 guiding, static pulley 20 cooperates with towing spare 19, and speed governing slide block 4 is connected with towing spare 19, and towing spare 19 is connected with rigid member 12, fixedly extension spring 11 and guide runner 13 respectively on the rigid member 12.
Working principle: if outwards spur speed control rod 14, transfer function by static pulley mechanism, towing spare 19 pulling rigid members 12 move right, the towing spare 19 arrow direction in Fig. 3 that is connected with rigid member 19 two ends moves, and the effect of guide runner 13 and rigid member 12 is that the pulling force on speed governing slide block 4 both sides is equated.Because the leading role of static pulley 20, the speed governing slide block 4 on the diameter-changing wheel E wheel is drawn close to core wheel 8, and footpath groove slide block 6 outwards slides along slide bar 5, and it is big that the diameter of diameter-changing wheel E becomes; Meanwhile, the speed governing slide block 4 on the diameter-changing wheel F wheel moves to core wheel 8 foreign sides, and footpath groove slide block 6 inwardly slides along slide bar 5, and the diameter of diameter-changing wheel F diminishes; Owing to be enclosed within the gearing of the belt 7 on diameter-changing wheel E, the F, reach the purpose of stepless speed regulation.
See Fig. 5, be used to adjust the belt tension regulating mechanism of the tension force of belt 7, rolling wheel 18 is pressed on the belt 7, the axle C of rolling wheel 18 connects extension spring 17, the axle C of rolling wheel 18 is connected with connecting rod center of rotation A by connecting rod, towing spare 19 is connected the B point of connecting rod, and towing spare 19 is connected with static pulley 20, and speed control rod 14 is connected with towing spare 19 usefulness hinges.
Working principle: select the position of suitable axle center A and tie point B, the parameter of brachium AC and extension spring makes the preliminary tension of belt 7 reach code requirement.Press arrow direction pulling speed control rod 14 among Fig. 5, through the leading role of static pulley 20, towing spare 19 makes rolling wheel 18 make circular movement around its axle center A, and the certain amount of deflection of compressing belt 7 generations, so belt pulley tension force is compensated.
See Fig. 4, wedge notch 21, the sidewall surfaces of wedge notch 21 being arranged in the middle of on the footpath groove slide block 6 is the friction paster 22 of carbon steel, cast iron or engineering plastics, guarantees enough static friction coefficient; The pad 23 that between friction paster 22 and body, has one deck to make with elastic material, purpose is to make isostasy between belt 7 and the paster 22 in the reducing process, the wedge groove angle Φ of footpath groove slide block 6, can change with the variation of belt shape, so the positive pressure on the rubbing surface distributes with balanced, like this, alleviated greatly, improved the reliability that diameter-changing wheel is in operation because of the excessive or too small adverse consequences that produces of local compression; On the footpath groove slide block 6 two through holes 24 that cooperate with slide bar 5 are arranged, also have connecting rod 2 hinged through holes 25 at two end part.
Footpath groove slide block 6, connecting rod 2, connecting rod base 10, slide bar 5, rotating shaft 6 adopt metallic material to make, and be not fragile.This reducing belt pulley stepless speed adjusting gear is observed the technical specification of general fast pulley transmission.
See Fig. 3, there is one to make a concerted effort between stage clip 1 and the extension spring 11, when unclamping speed control rod 14, extension spring 11 returns, towing spare 19 returns unclamp, speed governing slide block 4 on the change pulley E is subjected to the thrust of stage clip, slide to the outside of core wheel 8 along rotating shaft 16, connecting rod base 10 outwards slides, and connecting rod 2 drives footpath groove slide block 6 and draws close to core wheel 8, diameter-changing wheel E diameter diminishes, and becomes steamboat.On the contrary, it is big that change pulley F diameter becomes, and becomes bull wheel.Realized unidirectional speed regulating control.
By Fig. 1 and Fig. 2 as can be known, reducing is bigger than more, requires the sliding stroke of speed governing slide block 4 just big more, and through relatively, in limited space, it is the selection that realizes the most economical practicality of big stroke motion that speed regulation control mechanism adopts the static pulley speed regulating mechanism.By pulling force and the stroke that speed control rod 14 produces, almost can all pass to speed governing slide block 4, finally change the reducing increment into.Therefore, its most effective, reliability.
Claims (4)
1, reducing belt pulley stepless speed adjusting gear, its feature comprises: two identical diameter-changing wheel E, F, belt 7 is enclosed within on diameter-changing wheel E, the F, diameter-changing wheel comprises: be fixed on the hollow metal cylinder body core wheel 8 in the rotating shaft 16, on the cylndrical surface of core wheel 8, be fixed with some slide bars 5 radially, that evenly distribute in pairs, be with a footpath groove slide block 6 on every pair of slide bar 5, footpath groove slide block 6 can slide along slide bar 5, belt 7 is enclosed within the wedge notch 21 on the footpath groove slide block 6, and many slide bars 5 tops of every side are fixedly connected with equal trim ring 9; The both sides of core wheel 8 have stage clip 1, connecting rod base 10, thrust-bearing 3, the speed governing slide block 4 in rotating shaft of being enclosed within 16 successively, all with 16 one-tenth Spielpassung of rotating shaft, can be under the effect of speed governing slide block 4, slide along rotating shaft 16, radial bearing 15 is in rotating shaft 16 ends: flexibly connect connecting rod 2 on the connecting rod base 10, the outer end of connecting rod 2 flexibly connects with footpath groove slide block 6.
2, reducing belt pulley stepless speed adjusting gear according to claim 1, its feature comprises: speed regulation control mechanism is: by a plurality of static pulley 20 guiding, static pulley 20 cooperates with towing spare 19, speed governing slide block 4 is connected with towing spare 19, towing spare 19 is connected with rigid member 12, fixedly extension spring 11 and guide runner 13 respectively on the rigid member.
3, reducing belt pulley stepless speed adjusting gear according to claim 2, its feature comprises: the belt tension regulating mechanism that is used to adjust the tension force of belt 7 comprises: rolling wheel 18 is pressed in belt 7, the axle C of rolling wheel 18 connects extension spring 17, the axle C of rolling wheel 18 is connected with connecting rod center of rotation A by connecting rod, towing spare 19 is connected the B point of connecting rod, towing spare 19 is connected with static pulley 20, and speed control rod 14 is connected with towing spare 19 usefulness hinges.
4, reducing belt pulley stepless speed adjusting gear according to claim 3, its feature comprises: in the middle of on the footpath groove slide block 6 wedge notch 21 is arranged, the sidewall surfaces of wedge notch 21 is the friction paster 22 of carbon steel, cast iron or engineering plastics, the pad 23 that between friction paster 22 and body, has one deck to make with elastic material, on the footpath groove slide block 6 two through holes 24 that cooperate with slide bar 5 are arranged, also have connecting rod 2 hinged through holes 25 at two end part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00223635 CN2432385Y (en) | 2000-07-10 | 2000-07-10 | Stepless speed controller with reducing pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00223635 CN2432385Y (en) | 2000-07-10 | 2000-07-10 | Stepless speed controller with reducing pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2432385Y true CN2432385Y (en) | 2001-05-30 |
Family
ID=33588151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00223635 Expired - Fee Related CN2432385Y (en) | 2000-07-10 | 2000-07-10 | Stepless speed controller with reducing pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2432385Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817983A (en) * | 2012-09-05 | 2012-12-12 | 李龙 | Stepless speed change mechanism |
| CN108708948A (en) * | 2018-06-20 | 2018-10-26 | 王磊仪 | New-energy automobile list twin variator |
| CN109484606A (en) * | 2018-11-21 | 2019-03-19 | 江苏科技大学 | A kind of ship flap rudder electromagnetic gear |
| CN110835022A (en) * | 2019-11-20 | 2020-02-25 | 陈成祥 | Variable-speed yarn winding device with adjustable radius of main conveying wheel |
| CN112178159A (en) * | 2020-10-09 | 2021-01-05 | 徐俊韬 | Belt transmission wheel with adjustable transmission radius |
| CN112354834A (en) * | 2020-10-09 | 2021-02-12 | 重庆工程职业技术学院 | Drum screen and kitchen waste sorting assembly line |
| CN112354835A (en) * | 2020-10-09 | 2021-02-12 | 重庆工程职业技术学院 | Drum screen and kitchen waste sorting production line thereof |
| CN112354833A (en) * | 2020-10-09 | 2021-02-12 | 重庆工程职业技术学院 | Cleaning mechanism and kitchen waste sorting assembly line thereof |
-
2000
- 2000-07-10 CN CN 00223635 patent/CN2432385Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102817983A (en) * | 2012-09-05 | 2012-12-12 | 李龙 | Stepless speed change mechanism |
| CN102817983B (en) * | 2012-09-05 | 2015-11-18 | 李龙 | Stepless speed changing mechanism |
| CN108708948A (en) * | 2018-06-20 | 2018-10-26 | 王磊仪 | New-energy automobile list twin variator |
| CN109484606A (en) * | 2018-11-21 | 2019-03-19 | 江苏科技大学 | A kind of ship flap rudder electromagnetic gear |
| CN109484606B (en) * | 2018-11-21 | 2020-11-24 | 江苏科技大学 | Electromagnetic transmission device for flap rudder of ship |
| CN110835022A (en) * | 2019-11-20 | 2020-02-25 | 陈成祥 | Variable-speed yarn winding device with adjustable radius of main conveying wheel |
| CN112178159A (en) * | 2020-10-09 | 2021-01-05 | 徐俊韬 | Belt transmission wheel with adjustable transmission radius |
| CN112354834A (en) * | 2020-10-09 | 2021-02-12 | 重庆工程职业技术学院 | Drum screen and kitchen waste sorting assembly line |
| CN112354835A (en) * | 2020-10-09 | 2021-02-12 | 重庆工程职业技术学院 | Drum screen and kitchen waste sorting production line thereof |
| CN112354833A (en) * | 2020-10-09 | 2021-02-12 | 重庆工程职业技术学院 | Cleaning mechanism and kitchen waste sorting assembly line thereof |
| CN112178159B (en) * | 2020-10-09 | 2021-06-15 | 肇庆市多成传动机械有限公司 | Belt transmission wheel with adjustable transmission radius |
| CN112354834B (en) * | 2020-10-09 | 2022-03-11 | 重庆工程职业技术学院 | Kitchen waste sorting assembly line |
| CN112354835B (en) * | 2020-10-09 | 2022-03-11 | 重庆工程职业技术学院 | Kitchen waste sorting assembly line |
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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 |