CN204213214U - A kind of free wheel device - Google Patents
A kind of free wheel device Download PDFInfo
- Publication number
- CN204213214U CN204213214U CN201420628850.1U CN201420628850U CN204213214U CN 204213214 U CN204213214 U CN 204213214U CN 201420628850 U CN201420628850 U CN 201420628850U CN 204213214 U CN204213214 U CN 204213214U
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- CN
- China
- Prior art keywords
- outer ring
- jacking block
- inner ring
- roller
- block
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of free wheel device, comprise inner ring and outer ring, multiple locking mechanism is provided with between described inner ring and outer ring, each locking mechanism correspondence is provided with jacking block, by the mobile state changing locking mechanism of described jacking block, when described jacking block is pressed into, described locking mechanism is synchronous axial system by inner ring and outer ring locking, when described jacking block is not pressed into, described outer ring can relative to any clockwise and anticlockwise of inner ring.The locking mechanism of the utility model by arranging between inside and outside circle, utilizing coordinating of locking mechanism and jacking block, realizing when there being active drive power, outer ring and inner ring synchronous axial system transferring power, and when without active driving force, outer ring can clockwise and anticlockwise arbitrarily, all internally can not enclose gearing, like this, substantially increase the stability of transmission of power, make the operation of equipment more stable, and wearing and tearing reduce, and extend the life-span of use.
Description
Technical field
The utility model belongs to technical field of mechanical equipment, particularly a kind of free wheel device.
Background technique
Existing free wheel device can realize one-way rotation, reverse disengagement, i.e. inner ring idle running, do not drive outer ring, but when without active driving force, external force can make inner ring be rotated further to a direction by rotating outer ring, and this phenomenon needs for some the equipment or the irreversible structure of transmission of power that accurately control pivotal position or rotation distance, then can have a strong impact on the running precision of equipment, even cause the damage of equipment.
Model utility content
Goal of the invention of the present utility model is: for above-mentioned Problems existing, provides a kind of and can realize when nothing active driving force, and outer ring can clockwise and anticlockwise arbitrarily, all internally can not enclose the free wheel device of gearing.
The technical solution of the utility model is achieved in that a kind of free wheel device, it is characterized in that: comprise inner ring and outer ring, multiple locking mechanism is provided with between described inner ring and outer ring, each locking mechanism correspondence is provided with jacking block, by the mobile state changing locking mechanism of described jacking block, when described jacking block is pressed into, described locking mechanism is synchronous axial system by inner ring and outer ring locking, when described jacking block is not pressed into, described outer ring can relative to any clockwise and anticlockwise of inner ring.
Free wheel device described in the utility model, multiple locking mechanism described in it is evenly distributed on same circumference centered by the axle center of inner ring, described locking mechanism comprises locking block and the first roller, be hinged on the shell of free wheel device by rotating shaft in the middle part of described locking block, described locking block is provided with mounting groove, described first roller to be arranged in mounting groove and between locking block and outer ring inner hole wall, on described locking block, sense of rotation along the first roller is provided with the first spring, one end of described first spring is resisted against in the groove of locking block, the other end is resisted against the surface of the first roller, the bottom of described locking block is provided with the second spring, one end of described second spring is resisted against in the groove of locking block, its the other end is resisted against the end face of inner ring, described jacking block and the first spring are arranged on the side of rotating shaft, described second spring is arranged on the opposite side of rotating shaft, one end of described jacking block is resisted against the 3rd spring one end, described jacking block can sliding axially along free wheel device, when described jacking block is not pressed into, gap is left between described first roller and the endoporus of locking block with outer ring, the rotation of described inner ring can not drive the rotation of outer ring, after described jacking block is pressed into, locking block rotates around the axis, the bottom surface same level line of described mounting groove forms angle, described first roller clamping, described inner ring drives outer ring synchronous axial system.
Free wheel device described in the utility model, it is in described jacking block, be provided with ball between jacking block and locking block, and the end face of described locking block and ball contact is skewed.
Free wheel device described in the utility model, its in described inner ring periphery, be provided with the second roller between inner ring and outer ring, described second roller is arranged between adjacent two locking mechanisms, when described jacking block is not pressed into, described first roller and locking block with outer ring endoporus between gap be greater than the second roller with the gap between outer ring and inner ring, described second roller carries out supplemental support to inner ring and relatively rotating of outer ring, after described jacking block is pressed into, first roller clamps by described locking block, described inner ring and outer ring synchronous axial system.
Free wheel device described in the utility model, it is provided with the little roller of a row at the bottom part down of described jacking block.
The locking mechanism of the utility model by arranging between inside and outside circle, utilizing coordinating of locking mechanism and jacking block, realizing when there being active drive power, outer ring and inner ring synchronous axial system transferring power, and when without active driving force, outer ring can clockwise and anticlockwise arbitrarily, all internally can not enclose gearing, like this, substantially increase the stability of transmission of power, make the operation of equipment more stable, and wearing and tearing reduce, and extend the life-span of use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of locking mechanism in the utility model.
Fig. 3 is the plan view of Fig. 2.
Fig. 4 is the side view of Fig. 2.
Mark in figure: 1 is inner ring, and 2 is outer ring, and 3 is jacking block, and 4 is locking block, and 5 is the first roller, 6 is rotating shaft, and 7 is mounting groove, and 8 is the first spring, and 9 is the second spring, and 10 is the 3rd spring, and 11 is ball, and 12 is the second roller, and 13 is little roller.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of free wheel device, comprise inner ring 1 and outer ring 2, five locking mechanisms are provided with between described inner ring 1 and outer ring 2, described five locking mechanisms are evenly distributed on same circumference centered by the axle center of inner ring 2, each locking mechanism correspondence is provided with jacking block 3, by the mobile state changing locking mechanism of described jacking block 3, when described jacking block 3 is pressed into, inner ring 1 and outer ring 2 are locked and synchronous axial system by described locking mechanism, when described jacking block 3 is not pressed into, described outer ring 2 can any clockwise and anticlockwise relative to interior 2.
As Fig. 2, shown in 3 and 4, described locking mechanism comprises locking block 4 and the first roller 5, be hinged on the shell of free wheel device by rotating shaft 6 in the middle part of described locking block 4, described locking block 4 is provided with mounting groove 7, described first roller 5 to be arranged in mounting groove 7 and between locking block 4 and outer ring 1 inner hole wall, on described locking block 4, sense of rotation along the first roller 5 is provided with the first spring 8, one end of described first spring 8 is resisted against in the groove of locking block 4, the other end is resisted against the surface of the first roller 5, the bottom of described locking block 4 is provided with the second spring 9, one end of described second spring 9 is resisted against in the groove of locking block 4, its the other end is resisted against the end face of inner ring 1, described jacking block 3 and the first spring 8 are arranged on the side of rotating shaft 6, described second spring 9 is arranged on the opposite side of rotating shaft 6, one end of described jacking block 3 is resisted against the 3rd spring 10 one end, described jacking block 3 can sliding axially along free wheel device, in described jacking block 3, ball 11 is provided with between jacking block 3 and locking block 4, the end face that described locking block 4 contacts with ball 11 is skewed.When described jacking block 3 is not pressed into, gap is left between described first roller 5 and the endoporus of locking block 4 with outer ring 2, the rotation of described inner ring 1 can not drive the rotation of outer ring 2, after described jacking block 3 is pressed into, locking block 46 rotates around the shaft, the bottom surface same level line of described mounting groove 7 forms angle, and described first roller 5 clamps, and described inner ring 1 drives outer ring 2 synchronous axial system.
Wherein, in described inner ring 1 periphery, between inner ring 1 and outer ring 2, be provided with the second roller 12, described second roller 12 is arranged between adjacent two locking mechanisms, when described jacking block 3 is not pressed into, described first roller 5 and locking block 4 with outer ring 2 endoporus between gap be greater than the second roller 12 with the gap between outer ring 2 and inner ring 1, described second roller 12 pairs of inner rings 1 and relatively rotating of outer ring 2 carry out supplemental support, after described jacking block 3 is pressed into, first roller 5 clamps by described locking block 4, described inner ring 1 and outer ring 2 synchronous axial system; The bottom part down of described jacking block 3 is provided with the little roller 13 of a row.
The purpose of this utility model guarantees that this equipment can not cause because of artificial factor damaging, the free wheel device of existing structure only can realize one-way rotation, reverse disengagement, i.e. inner ring idle running, does not drive outer ring, but when without active driving force, external force can make inner ring be rotated further to a direction by rotating outer ring, and free wheel device of the present utility model, can realize when without active driving force, outer ring can clockwise and anticlockwise arbitrarily, all internally can not enclose gearing.In the utility model, described outer ring is gear structure, but according to different user demands, the structure of described outer ring can adopt other adaptive structures to realize corresponding function.
Working principle of the present utility model is: time in working order, described jacking block is pressed into by external force, compress the 3rd spring simultaneously, locking block makes jacking block press-in end move up centered by rotating shaft, thus make the same level face, bottom surface in the mounting groove of locking block form angle, first roller clamps rapidly, and drive outer ring rotating, structure is now equal to existing common overrun clutch structure.When the external force of jacking block disappears, 3rd spring reset, gets back to initial position by jacking block top, simultaneously the second spring reset, initial position is got back on locking block top, first spring reset, gets back to initial position by the first roller top, now, first roller is thrown off with outer ring and locking block, continue by the second roller supplemental support, the little roller of a row that jacking block bottom is arranged, the movement being convenient to jacking block is more smooth and easy.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a free wheel device, it is characterized in that: comprise inner ring (1) and outer ring (2), multiple locking mechanism is provided with between described inner ring (1) and outer ring (2), each locking mechanism correspondence is provided with jacking block (3), by the mobile state changing locking mechanism of described jacking block (3), when described jacking block (3) is pressed into, described locking mechanism is synchronous axial system by inner ring (1) and outer ring (2) locking, when described jacking block (3) is not pressed into, described outer ring (2) can relative to inner ring (2) clockwise and anticlockwise arbitrarily.
2. free wheel device according to claim 1, it is characterized in that: described multiple locking mechanism is evenly distributed on same circumference centered by the axle center of inner ring (2), described locking mechanism comprises locking block (4) and the first roller (5), described locking block (4) middle part is hinged on the shell of free wheel device by rotating shaft (6), described locking block (4) is provided with mounting groove (7), described first roller (5) to be arranged in mounting groove (7) and to be positioned between locking block (4) and outer ring (1) inner hole wall, on described locking block (4), sense of rotation along the first roller (5) is provided with the first spring (8), one end of described first spring (8) is resisted against in the groove of locking block (4), the other end is resisted against the surface of the first roller (5), the bottom of described locking block (4) is provided with the second spring (9), one end of described second spring (9) is resisted against in the groove of locking block (4), its the other end is resisted against the end face of inner ring (1), described jacking block (3) and the first spring (8) are arranged on the side of rotating shaft (6), described second spring (9) is arranged on the opposite side of rotating shaft (6), one end of described jacking block (3) is resisted against the 3rd spring (10) one end, described jacking block (3) can sliding axially along free wheel device, when described jacking block (3) is not pressed into, gap is left between the endoporus of described first roller (5) and locking block (4) same to outer ring (2), the rotation of described inner ring (1) can not drive the rotation of outer ring (2), after described jacking block (3) is pressed into, locking block (4) around the shaft (6) rotates, the bottom surface same level line of described mounting groove (7) forms angle, described first roller (5) clamping, described inner ring (1) drives outer ring (2) synchronous axial system.
3. free wheel device according to claim 2, is characterized in that: in described jacking block (3), between jacking block (3) and locking block (4), be provided with ball (11), and the end face that described locking block (4) contacts with ball (11) is skewed.
4. free wheel device according to claim 3, it is characterized in that: in described inner ring (1) periphery, the second roller (12) is provided with between inner ring (1) and outer ring (2), described second roller (12) is arranged between adjacent two locking mechanisms, when described jacking block (3) is not pressed into, gap between the endoporus of described first roller (5) and locking block (4) same to outer ring (2) is greater than the gap between the second roller (12) same to outer ring (2) and inner ring (1), described second roller (12) carries out supplemental support to inner ring (1) and relatively rotating of outer ring (2), after described jacking block (3) is pressed into, first roller (5) clamps by described locking block (4), described inner ring (1) and outer ring (2) synchronous axial system.
5. free wheel device according to claim 4, is characterized in that: the bottom part down of described jacking block (3) is provided with the little roller of a row (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420628850.1U CN204213214U (en) | 2014-10-28 | 2014-10-28 | A kind of free wheel device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420628850.1U CN204213214U (en) | 2014-10-28 | 2014-10-28 | A kind of free wheel device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204213214U true CN204213214U (en) | 2015-03-18 |
Family
ID=52981887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420628850.1U Expired - Fee Related CN204213214U (en) | 2014-10-28 | 2014-10-28 | A kind of free wheel device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204213214U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108308940A (en) * | 2018-04-02 | 2018-07-24 | 宁波梦神床垫机械有限公司 | A kind of anti-water bed mattress of bombax cotton |
| CN108308939A (en) * | 2018-04-02 | 2018-07-24 | 宁波梦神床垫机械有限公司 | A kind of anti-water bed mattress of ceramic fibre |
| CN108308944A (en) * | 2018-03-22 | 2018-07-24 | 浙江梦神家居股份有限公司 | A kind of mute mattress of ceramic fibre antistatic |
| CN108324005A (en) * | 2018-04-02 | 2018-07-27 | 宁波梦神床垫机械有限公司 | A kind of polycarbonate composite material mattress |
| CN108324008A (en) * | 2018-03-22 | 2018-07-27 | 浙江梦神家居股份有限公司 | A kind of alginate fibre 3D multi-region Back-protecting mattresses |
| CN108338589A (en) * | 2018-03-22 | 2018-07-31 | 浙江梦神家居股份有限公司 | A kind of bombax cotton antistatic anti-friction mattress |
| CN108354380A (en) * | 2018-03-22 | 2018-08-03 | 浙江梦神家居股份有限公司 | A kind of more hardness adjusting separate packed spring mattresses of plant fiber |
| CN109322783A (en) * | 2018-10-15 | 2019-02-12 | 河海大学 | A kind of porous type wind energy conversion system energizer |
| CN112228470A (en) * | 2020-09-30 | 2021-01-15 | 中国第一汽车股份有限公司 | Overrunning clutch |
-
2014
- 2014-10-28 CN CN201420628850.1U patent/CN204213214U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108308944A (en) * | 2018-03-22 | 2018-07-24 | 浙江梦神家居股份有限公司 | A kind of mute mattress of ceramic fibre antistatic |
| CN108324008A (en) * | 2018-03-22 | 2018-07-27 | 浙江梦神家居股份有限公司 | A kind of alginate fibre 3D multi-region Back-protecting mattresses |
| CN108338589A (en) * | 2018-03-22 | 2018-07-31 | 浙江梦神家居股份有限公司 | A kind of bombax cotton antistatic anti-friction mattress |
| CN108354380A (en) * | 2018-03-22 | 2018-08-03 | 浙江梦神家居股份有限公司 | A kind of more hardness adjusting separate packed spring mattresses of plant fiber |
| CN108308940A (en) * | 2018-04-02 | 2018-07-24 | 宁波梦神床垫机械有限公司 | A kind of anti-water bed mattress of bombax cotton |
| CN108308939A (en) * | 2018-04-02 | 2018-07-24 | 宁波梦神床垫机械有限公司 | A kind of anti-water bed mattress of ceramic fibre |
| CN108324005A (en) * | 2018-04-02 | 2018-07-27 | 宁波梦神床垫机械有限公司 | A kind of polycarbonate composite material mattress |
| CN109322783A (en) * | 2018-10-15 | 2019-02-12 | 河海大学 | A kind of porous type wind energy conversion system energizer |
| CN112228470A (en) * | 2020-09-30 | 2021-01-15 | 中国第一汽车股份有限公司 | Overrunning clutch |
| CN112228470B (en) * | 2020-09-30 | 2022-04-08 | 中国第一汽车股份有限公司 | Overrunning clutch |
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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: 20150318 Termination date: 20211028 |