CN102817971A - Two-way controllable ratchet clutch transmission device - Google Patents
Two-way controllable ratchet clutch transmission device Download PDFInfo
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- CN102817971A CN102817971A CN2012103292731A CN201210329273A CN102817971A CN 102817971 A CN102817971 A CN 102817971A CN 2012103292731 A CN2012103292731 A CN 2012103292731A CN 201210329273 A CN201210329273 A CN 201210329273A CN 102817971 A CN102817971 A CN 102817971A
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- ratchet
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- ratchets
- input gear
- output sleeve
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 24
- 230000008859 change Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 2
- 210000003781 tooth socket Anatomy 0.000 abstract 5
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The invention discloses a two-way controllable ratchet clutch transmission device. An output shaft sleeve is sleeved on a fixing shaft in a hollow mode, an input gear is arranged on the output shaft sleeve, a plurality of tooth sockets are arranged on an inner periphery of the input gear, one or more forward ratchets and reverse ratchets are arranged inside the tooth sockets in a fit mode, forward ratchets and reverse ratchets can rotate round ratchet shafts of forward ratchets and reverse ratchets, one ends of forward ratchets and reverse ratchets can be clamped in one tooth socket of the input gear or separated from the tooth socket, a shifting sleeve which can move axially is arranged on the fixing shaft, the shifting sleeve is in inclined plane fit with lower ends of reverse ratchets, when the shifting sleeve moves axially, reverse ratchets are pushed to rotate round ratchet shafts of reverse ratchets, upper ends of reverse ratchets are exposed out of holes of the output shaft sleeve and clamped in tooth sockets of the input gear or rotate to holes of the output shaft sleeve. According to the device, reverse transmission is achieved through ratchet opening and closing, gears are not required to move axially, the structure of the device is more compact and smaller than that of a traditional primary/secondary shaft shifting system, the sliding and reserve transmission are achieved through a set of forward ratchets and a set of reserve ratchets, the drive displacement is small and the device is simple and reliable.
Description
Technical field
The present invention relates to a kind of engine power transmission device, relate in particular to a kind of two-way controlled ratchet clutch transmission.
Background technique
In the engine power transmission system; Engaging and disengaging gear is very important parts, is guaranteeing that motor is stablized outputting power, protection motor composition parts are not damaged, guarantee that the aspects such as device trouble free service that engine power drives have important effect under abnormal conditions.Engine power transmission device of the prior art; Especially be fit to electrically driven (operated) power plant; Engine power transmission device like electrically driven (operated) traveling gears such as electric bicycle, battery-operated motor cycles; Need it to have following price fundamental function: 1) simple in structure, can not adopt complicated loaded down with trivial details dynamic structure; 2) can realize forward and backward smoothly, promptly have forward gears and reverse gear, realize moving forward and backward; 3) have the function of overdrive clutch, in particular cases promptly, under the situation of rotating speed like wheel shaft, can skid automatically, realize that overdrive clutch forms parts with the protection motor and be not damaged greater than the rotating speed of engine output shaft at some; 4) lower fabricating cost to reduce the cost of car load, is enhanced one's market competitiveness.But the engine power transmission device of electrically driven (operated) traveling gears such as the electric bicycle of existing technology, battery-operated motor cycle mostly can not have aforesaid fundamental function simultaneously, can not satisfy market and user's needs.
Summary of the invention
To the above-mentioned deficiency that existing technology exists, the object of the invention just is to provide a kind of two-way controlled ratchet clutch transmission, makes it have forward gears and reverse gear, can realize smoothly moving forward and backward; And can surmount and slide, simple in structure, be convenient to fabrication and processing, cut down finished cost etc.
To achieve these goals, the technological scheme that the present invention adopts is such: a kind of two-way controlled ratchet clutch transmission, comprise stationary axle, and it is characterized in that: be provided with output sleeve at the overhead cover of stationary axle, the input gear is arranged on the output sleeve; Inner peripheral surface at the input gear; Be provided with several teeth groove; One or above forward ratchet and one or above reverse ratchet are equipped with in teeth groove; The forward ratchet can both rotate around its ratchet shaft with reverse ratchet, and the one of which end can snap in the teeth groove of input gear, or disengages with this teeth groove; On the stationary axle; An axially movable shift cover of ability is set; The shift cover is that the inclined-plane cooperates with the lower end of reverse ratchet, promotes the shift cover vertically, and the shift cover promotes reverse ratchet and rotates around its ratchet shaft; Make its upper end expose the hole of output sleeve and snap in the teeth groove of input gear, or all change in the hole of output sleeve.
Further characteristic: the similar of forward ratchet and reverse ratchet, along circumferential separation, arranged direction is opposite, but the forward ratchet can not overlapped promotion by shift.
Compared with prior art, the invention has the advantages that:
1, compact---adopt the ratchet folding to realize reversing drive, gear need not to move axially, and is more compacter than traditional major-minor axle shift system architecture, compact size.
2, reliable in structure---realize sliding and reversing drive through positive and negative two groups of ratchets, driver part is few, and drive displacement is little, and is simple and reliable.
3, bearing power is strong---and central fixed shaft is non-rotational fixation axle, and bearing power is big.The ratchet transmission can be transmitted more high-power.
4, principle is ingenious---through the most simple and reliable mode, realized surmounting wheel function and reverse direction actuation is integrated.
5, wide accommodation---can adapt to all kinds of needs and slide the driving purposes of needs reverse direction actuation simultaneously.
6, operating structure is simple---and only need move and can realize positive and negative driving conversion through parts such as solenoid valve driving shift cover straight line.
7, the shift energy consumption is little---and solenoid valve is automatic location type, and shift moment work need not return spring and keeps electric current, and average energy consumption is very low.
8, can realize automatic operation---solenoid operated, can realize intelligent self shifter according to GES and motor load.
This transmission system has following advantage when being used for three-wheeled electric vehicle:
1. the band wheel function is saved electric power.
2. can realize reverse gear, and reverse gear can not slide, safer.
3. reliable in structure, not fragile, transmitting torque is big.
4. rear axle differential mechanism is saved in the front-wheel drive that reduces cost-can be used for.
5. can realize intelligent gearshift--the upset of solenoid valve and motor can electronic control, need not manually-operable.
?
Description of drawings
Fig. 1 is a perspective view of the present invention;
Fig. 2 removes the perspective view of input gear for the present invention;
Fig. 3 is a sectional structure schematic representation of the present invention (not importing gear);
Fig. 4 is input gear of the present invention and two groups of ratchet matching charts;
Fig. 5 is shift cover of the present invention and two groups of ratchet matching charts.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further.
Embodiment: referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 4; A kind of two-way controlled ratchet clutch transmission comprises stationary axle 1, and stationary axle 1 can be used as the load-bearing axle of vehicle; The front tyre of support vehicle or rear tyre, its two end supports is on the chain stay of vehicle or on the vehicle frame of vehicle; Stationary axle 1 is provided with output sleeve 2 (empty cover); Input gear 3 is arranged on the output sleeve 2; Be meshed through gear with power plant (like motor, motor) or input gear 3 that belt transmission or sprocket driving are connected can drive output sleeve 2 and rotates; The output torque of power plant is passed to output sleeve 2 through input gear 3, drive output sleeve 2 and rotate; When mounted, output sleeve 2 matches with the wheel hub of vehicle front tyre or rear tyre usually, drives vehicle front tyre or rear tyre and rotates, and makes vehicle implementation advance or retreat.In the axis hole of input gear 3 (inner peripheral surface); Be provided with several teeth groove; One or above forward ratchet 4 and one or above reverse ratchet 5 are equipped with in teeth groove; Forward ratchet 4 can both rotate around its ratchet shaft 6 with reverse ratchet 5, and the one of which end can snap in the teeth groove of output gear 3, or disengages with this teeth groove; The structural similarity of forward ratchet 4 and reverse ratchet 5, along circumferential separation, arranged direction is opposite, can strengthen interchangeability of parts.On stationary axle 1, a shift cover 7 axially is set, shift cover 7 can move axially on stationary axle 1 surface; The lower end of reverse ratchet 5 contacts (being equipped with) with shift cover 7; The upper end of forward ratchet 4 and reverse ratchet 5 and the hole of output sleeve 2 over against; When reverse ratchet 5 rotates around its ratchet shaft 6; The upper end of forward ratchet 4 or reverse ratchet 5 all changes in the hole of output sleeve 2, and disengages with the teeth groove of importing gear 3, and input gear 3 can not drive output sleeve 2 and rotate; The upper end that perhaps makes reverse ratchet 5 is exposed the hole of output sleeve 2 and is snapped in the teeth groove of input gear 3 and cooperate, and input gear 3 is connected with output sleeve 2 through forward ratchet 4 or reverse ratchet 5, imports gear 3 and can drive output sleeve 2 and rotate synchronously; Shift cover 7 is that the inclined-plane cooperates with the lower end of reverse ratchet 5, promotes shift cover 7 vertically, and shift overlaps the reverse ratchet 5 of 7 corresponding promotions around its ratchet shaft 6 rotations, makes to expose the hole of output sleeve 2 on it or all change in the hole of output sleeve 2.The present invention realizes output sleeve 2 and the clutch of importing gear 3 through forward ratchet 4 or reverse ratchet 5, plays the effect of conventional clutch.
Working principle of the present invention and process are summarized as follows:
Because input gear 3 can rotate on output sleeve 2, input gear 3 is given output sleeve 2 transmission of power through forward ratchet 4 or reverse ratchet 5.The effects such as shift fork that shift cover 7 externally is equipped with down; Axial side-to-side movement on stationary axle 1; Cooperate the reverse ratchet 5 of promotion through the inclined-plane; Make reverse ratchet 5 all change in the hole of output sleeve 2 or its upper end is exposed the hole of output sleeve 2 and snapped in the teeth groove of input gear 3 (discharging), realize the clutch action of output sleeve 2 and input gear 3.
Forward transmission of the present invention: when shift cover 7 was in Fig. 3 left position, in the hole of reverse ratchet 5 income output sleeves 2, reverse ratchet 5 was in separated state, and its upper end does not snap in the teeth groove of input gear 3; The upper end of forward ratchet 4 snaps in the teeth groove of input gear 3 at this moment, when input gear 3 is just changeing, gives output sleeve 2 transmission of power through forward ratchet 4; Because forward ratchet 4 can rotate around its ratchet shaft 6, when the rotating speed of output sleeve 2 was higher than the rotating speed of importing gear 3, forward ratchet 4 produced and skids, and can not drive input gear 3 with higher rotational speed, and realization can surmount the forward transmission of sliding.
Reverse direction actuation of the present invention: the effects such as shift fork that shift cover 7 externally is equipped with are moved down, when being in Fig. 3 right end position, promote the lower end of reverse ratchet 5; Reverse ratchet 5 rotates around its ratchet shaft 6, outside the hole of its outstanding output sleeve 2 in upper end, snaps in the teeth groove of input gear 3; Input gear 3 engages with output sleeve 2; Import gear 3 counter-rotatings this moment, give output sleeve 2 transmission of power, realize reversing drive through reverse ratchet 5.
Need to prove at last; Above embodiment is only in order to explain technological scheme of the present invention but not the restriction technologies scheme; Although the claimant specifies the present invention with reference to preferred embodiment, those of ordinary skill in the art should be appreciated that those and technological scheme of the present invention is made amendment or is equal to replacement; And do not break away from the aim and the scope of present technique scheme, all should be encompassed in the middle of the claim scope of the present invention.
Claims (2)
1. a two-way controlled ratchet clutch transmission comprises stationary axle (1), it is characterized in that: be provided with output sleeve (2) at the overhead cover of stationary axle (1), input gear (3) is arranged on the output sleeve (2); Inner peripheral surface at input gear (3); Be provided with several teeth groove; One or above forward ratchet (4) are equipped with in teeth groove with one or above reverse ratchet (5); Forward ratchet (4) can both rotate around its ratchet shaft (6) with reverse ratchet (5), and its upper end can snap in the teeth groove of output gear (3), or disengages with this teeth groove; On stationary axle (1); An axially movable shift cover of ability (7) is set; Shift cover (7) is that the inclined-plane cooperates with the lower end of reverse ratchet (5), promotes shift cover (7) vertically, and shift cover (7) promotes reverse ratchet (5) and rotates around its ratchet shaft (6); Make its upper end expose the hole of output sleeve (2) and snap in the teeth groove of input gear (3), or all change in the hole of output sleeve (2).
2. two-way controlled ratchet clutch transmission according to claim 1 is characterized in that: forward ratchet (4) is identical with the structure of reverse ratchet (5), and along circumferential separation, arranged direction is opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210329273.1A CN102817971B (en) | 2012-09-07 | 2012-09-07 | Two-way controllable ratchet clutch transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210329273.1A CN102817971B (en) | 2012-09-07 | 2012-09-07 | Two-way controllable ratchet clutch transmission device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102817971A true CN102817971A (en) | 2012-12-12 |
| CN102817971B CN102817971B (en) | 2015-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210329273.1A Expired - Fee Related CN102817971B (en) | 2012-09-07 | 2012-09-07 | Two-way controllable ratchet clutch transmission device |
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| Country | Link |
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| CN (1) | CN102817971B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019052105A1 (en) * | 2017-09-18 | 2019-03-21 | 梁晓东 | Bidirectional overrunning clutch for shared bike |
| CN112590228A (en) * | 2021-03-02 | 2021-04-02 | 寿光市炘煜注塑有限公司 | Edge covering device convenient for production of automobile roof plastic accessories and capable of being accurately butted |
| CN114017449A (en) * | 2021-11-03 | 2022-02-08 | 泉州恒毅机械有限公司 | Bidirectional overrunning clutch and transmission mode |
| CN118329365A (en) * | 2024-06-12 | 2024-07-12 | 中国空气动力研究与发展中心高速空气动力研究所 | Wind tunnel section tensioning mechanism with screw rod stretching, stopping and rotating in single driving mode |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85203423U (en) * | 1985-08-16 | 1987-02-04 | 眉山县新产品研究所 | Drive ratchet |
| GB2346190A (en) * | 1999-02-01 | 2000-08-02 | A C Cossor & Son | Ratchet mechanism |
| JP2007292105A (en) * | 2006-04-21 | 2007-11-08 | Ntn Corp | Unidirectional intermittent feeding unit |
| CN200975427Y (en) * | 2006-11-29 | 2007-11-14 | 马常松 | Oil-economizer for vehicle |
| CN101210594A (en) * | 2006-12-29 | 2008-07-02 | 张开瑞 | Inner ratchet wheel type bidirectional overrunning clutch |
| CN101554915A (en) * | 2009-03-16 | 2009-10-14 | 马晓刚 | Bi-directional driving rotary table |
-
2012
- 2012-09-07 CN CN201210329273.1A patent/CN102817971B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85203423U (en) * | 1985-08-16 | 1987-02-04 | 眉山县新产品研究所 | Drive ratchet |
| GB2346190A (en) * | 1999-02-01 | 2000-08-02 | A C Cossor & Son | Ratchet mechanism |
| JP2007292105A (en) * | 2006-04-21 | 2007-11-08 | Ntn Corp | Unidirectional intermittent feeding unit |
| CN200975427Y (en) * | 2006-11-29 | 2007-11-14 | 马常松 | Oil-economizer for vehicle |
| CN101210594A (en) * | 2006-12-29 | 2008-07-02 | 张开瑞 | Inner ratchet wheel type bidirectional overrunning clutch |
| CN101554915A (en) * | 2009-03-16 | 2009-10-14 | 马晓刚 | Bi-directional driving rotary table |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019052105A1 (en) * | 2017-09-18 | 2019-03-21 | 梁晓东 | Bidirectional overrunning clutch for shared bike |
| CN112590228A (en) * | 2021-03-02 | 2021-04-02 | 寿光市炘煜注塑有限公司 | Edge covering device convenient for production of automobile roof plastic accessories and capable of being accurately butted |
| CN114017449A (en) * | 2021-11-03 | 2022-02-08 | 泉州恒毅机械有限公司 | Bidirectional overrunning clutch and transmission mode |
| CN114017449B (en) * | 2021-11-03 | 2024-05-17 | 泉州恒毅机械有限公司 | Bidirectional overrunning clutch and transmission mode |
| CN118329365A (en) * | 2024-06-12 | 2024-07-12 | 中国空气动力研究与发展中心高速空气动力研究所 | Wind tunnel section tensioning mechanism with screw rod stretching, stopping and rotating in single driving mode |
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| CN102817971B (en) | 2015-02-25 |
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| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: CHONGQING YUCHEN TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: GUIZHOU XINGGUO NEW IMPETUS TO SCIENCE AND TECHNOLOGY CO., LTD. (CHONGQING BRANCH) Effective date: 20130130 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yao Ruijuan Inventor after: Li Bing Inventor after: Peng Jiahong Inventor before: Li Bing Inventor before: Peng Jiahong |
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Free format text: CORRECT: ADDRESS; FROM: 400711 BEIPEI, CHONGQING TO: 400050 JIULONGPO, CHONGQING Free format text: CORRECT: INVENTOR; FROM: LI BING PENG JIAHONG TO: YAO RUIJUAN LI BING PENG JIAHONG |
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Effective date of registration: 20130130 Address after: 400050 Avenue in Chongqing City Jiulongpo Yangjiaping straight port No. 7 No. 3 3-5 Applicant after: Chongqing Yuchen Technology Co., Ltd. Address before: 400711 Chongqing city Beibei District Bei Road No. 2 No. 14 of the South Applicant before: Chongqing Branch of Guizhou Xingguo New Power Technology Co., Ltd. |
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Owner name: CHONGQING CHENGMOU TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CHONGQING YUCHEN TECHNOLOGY CO., LTD. Effective date: 20150619 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20150619 Address after: 400054, 73, Xianfeng village, Huaxi street, Banan District, Chongqing Patentee after: CHONGQING CHENGMOU TECHNOLOGY CO., LTD. Address before: 400050 Avenue in Chongqing City Jiulongpo Yangjiaping straight port No. 7 No. 3 3-5 Patentee before: Chongqing Yuchen Technology Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20150225 Termination date: 20170907 |