CN210919890U - Centrifugal clutch with adjustable working rotating speed - Google Patents
Centrifugal clutch with adjustable working rotating speed Download PDFInfo
- Publication number
- CN210919890U CN210919890U CN201921736620.6U CN201921736620U CN210919890U CN 210919890 U CN210919890 U CN 210919890U CN 201921736620 U CN201921736620 U CN 201921736620U CN 210919890 U CN210919890 U CN 210919890U
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- spring
- centrifugal
- clutch
- adjusting
- adjusting bolt
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- One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)
Abstract
The utility model provides a work rotational speed adjustable centrifugal clutch, it includes action wheel, centrifugal friction block, spring coupling screw, pulling force adjustment mechanism, clutch hub, centrifugal friction block pegs graft on the action wheel and laminates mutually with the action wheel outside, spring coupling screw locates centrifugal friction block both ends, pulling force adjustment mechanism both ends all are connected with the spring, two springs are connected with the spring coupling screw on the centrifugal friction block respectively, the coaxial setting in the centrifugal friction block outside of clutch hub, it is rotatory finally to drive the follower. The utility model discloses can carry out continuous regulation to centrifugal clutch's operating speed according to the required rotational speed of follower, accommodation process is simple to guarantee that the follower can steadily open when different operating speed and stop, reduce the impact load that transmission system receives, increase its life.
Description
Technical Field
The utility model relates to a centrifugal clutch field specifically, relates to a work rotational speed adjustable centrifugal clutch.
Background
The centrifugal clutch is a clutch device which can automatically separate or combine with the clutch hub under the action of centrifugal force when the driving wheel reaches a certain rotating speed (namely the working rotating speed of the centrifugal clutch), and compared with other clutches, the centrifugal clutch does not need a set of control mechanism, can stably start and stop a driven part, can play a role in safety protection during overload, and is widely used in various fields.
At present, the working rotating speed of the traditional centrifugal clutch is constant and is not adjustable in use, or the centrifugal clutch with the adjustable rotating speed provided by patent number CN207064511U realizes the adjustment of the working rotating speed of the centrifugal clutch by increasing or decreasing the number of springs, but the working rotating speed of the clutch cannot be continuously adjusted, when the centrifugal clutch is used in some occasions where different rotating speeds or loads need to be transmitted, the driven part still cannot be started or stopped smoothly, further unnecessary impact load is generated on a transmission system, the service life is influenced, and the operation process of adjusting the working rotating speed by increasing or decreasing the number of springs is complicated, so that further improvement is needed.
Disclosure of Invention
In order to overcome not enough and the defect among the prior art, the utility model aims to provide a centrifugal clutch of operating speed adjustable, it can realize the continuous adjustable of centrifugal clutch operating speed, avoids producing unnecessary stress, and accommodation process is simple easy to operate simultaneously.
The utility model provides a centrifugal clutch of operating speed adjustable, including action wheel, centrifugal clutch piece, spring coupling screw, pulling force adjustment mechanism, clutch hub, the centrifugal clutch piece is pegged graft and is laminated mutually with the action wheel outside on the action wheel, and the centrifugal clutch piece both ends are located to the spring coupling screw, and pulling force adjustment mechanism both ends all are connected with the spring, and two springs are connected with the spring coupling screw on the centrifugal clutch piece respectively, and the clutch hub is coaxial to be set up in the centrifugal clutch piece outside.
Furthermore, the tension adjusting mechanism comprises an adjusting bolt, an adjusting nut and a spring connector, the adjusting bolt is connected with the adjusting nut, and the spring connector is respectively arranged at the head of the adjusting bolt and the tail of the adjusting nut.
Furthermore, one end of the adjusting nut is provided with a hexagonal head a with the specification of GB/T5781 plus 2000, the interior of the adjusting nut is provided with a through hole and an internal thread, one end of the adjusting bolt is also provided with a hexagonal head b with the specification of GB/T5781 plus 2000, the other end of the adjusting bolt is provided with an external thread matched with the internal thread of the adjusting nut, and the interior of the adjusting bolt is also provided with a through hole.
Furthermore, a connecting hole is formed in the spring connecting head.
The utility model provides a work rotational speed adjustable centrifugal clutch closes with adjusting nut soon through the adjusting bolt to establishing pulling force adjustment mechanism, realizes that the spring pulling force accurately adjusts in succession to change centrifugal clutch's rotational speed. The adjusting bolt and the adjusting nut are both provided with hexagonal heads with national standard specifications, and the adjustment can be completed by using corresponding wrenches during adjustment, so that the operation is convenient.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an explosion diagram of the structure of the present invention.
Fig. 3 is a schematic structural view of the middle tension adjusting mechanism of the present invention.
In the figure, 1-clutch hub, 2-spring, 3-centrifugal friction block, 301-guide shaft, 4-drive wheel, 401-guide hole, 5-spring connecting screw, 6-tension adjusting mechanism, 601-adjusting nut, 6011-through hole a, 6012-hexagonal head a, 6013-internal thread, 602-adjusting bolt, 6021-external thread, 6022-hexagonal head b, 6023-through hole b, 603-spring connecting head, 6031-connecting hole.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention
Referring to fig. 1 to 3, a centrifugal clutch with adjustable working speed includes a driving wheel 4, a centrifugal friction block 3, a spring 2, a spring connection screw 5, a tension adjusting mechanism 6, and a clutch hub 1.
As shown in fig. 2, the guide shaft 301 of the centrifugal friction block 3 is inserted into the guide hole 401 of the driving wheel 4 and is attached to the outer side of the driving wheel 4, so that the centrifugal friction block 3 rotates and moves radially. Spring coupling screw 5 locates centrifugal friction piece 3 both ends, and pulling force adjustment mechanism 6 is connected with spring 2 through connecting hole 6031 on the spring coupling head 603 at both ends, and two springs 2 are connected with spring coupling screw 5 on the centrifugal friction piece 3 respectively correspondingly, and clutch hub 1 sets up in the centrifugal friction piece 3 outside with action wheel 4 is coaxial, and the during operation is driven the follower by clutch hub 1.
As shown in fig. 3, the structure of the middle tension adjusting mechanism 6 of the present invention is schematically illustrated.
Furthermore, the tension adjusting mechanism 6 is composed of an adjusting bolt 602, an adjusting nut 601, and a spring connector 603, the adjusting bolt 602 is connected with the adjusting nut 601 through a thread, and the spring connector 603 is respectively arranged at the head of the adjusting bolt 602 and the tail of the adjusting nut 601.
Furthermore, the adjusting bolt 602 is provided with an external thread 6021, the adjusting bolt 602 is hollow inside and is convenient for mounting the spring connector 603, the head of the adjusting bolt 602 is provided with a hexagonal head b6022 of the national standard GB/T5781 and 2000 standard for facilitating disassembly and assembly, and is provided with a through hole b6023, the adjusting nut 601 is provided with an internal thread 6013 corresponding to the adjusting bolt 602, the head of the adjusting nut 601 is also provided with a hexagonal head a6012 of the same standard as the head of the adjusting bolt 602, and the tail of the adjusting nut 601 is provided with a through hole a 6011.
Furthermore, the adjusting bolt 602 and the adjusting nut 601 are provided with an external thread 6021 and an internal thread 6013 which are matched and installed to have a self-locking performance, so as to ensure that the threaded connection does not slide relatively during operation, which causes connection failure.
Furthermore, a connection hole 6031 for hooking the spring 2 is formed in the spring connector 603, and the spring connector 603 can rotate relative to the adjusting bolt 602 and the adjusting nut 601 respectively, so that the rotation of the adjusting bolt 602 and the adjusting nut 601 does not affect the spring 2 in the adjusting process.
The utility model discloses when the operation, action wheel 4 is by external power drive, and two centrifugal friction piece 3 are rotatory along with action wheel 4, along with the improvement of 4 rotational speeds of action wheel, and two centrifugal friction piece 3 are under the effect of centrifugal force, along the outside motion of guiding hole 401, when action wheel 4 reachs operating speed, its both ends spring 2's pulling force is overcome completely to centrifugal friction piece 3, contacts completely with clutch hub 1, exports the moment of torsion to the follower through clutch hub 1 through frictional force. When the required transmission rotating speed or torque changes, in order to ensure stable starting and avoid generating large impact load, the deformation of the spring 2 is adjusted only by rotating the adjusting bolt 602 and the adjusting nut 601 in the tension adjusting mechanism 6, so as to change the tension of the spring 2, thereby adjusting the working rotating speed, and the adjusting process is simple and easy to operate. The utility model discloses an adjust centrifugal clutch's operating speed in order to deal with different work load circumstances, play better guard action to each part of transmission system, increase life.
Claims (4)
1. The utility model provides a centrifugal clutch of operating speed adjustable, includes action wheel (4), centrifugal clutch piece (3), spring (2), spring coupling screw (5), including pulling force adjustment mechanism (6), clutch hub (1), its characterized in that: centrifugal friction piece (3) are pegged graft and are laminated mutually with the action wheel (4) outside on action wheel (4), and centrifugal friction piece (3) both ends are located in spring coupling screw (5), and pulling force adjustment mechanism (6) both ends all are connected with spring (2), and two spring (2) are connected with spring coupling screw (5) on centrifugal friction piece (3) respectively correspondingly, and clutch hub (1) sets up in the centrifugal friction piece (3) outside with action wheel (4) is coaxial.
2. A centrifugal clutch of variable operating speed as set forth in claim 1 wherein: the tension adjusting mechanism (6) comprises an adjusting bolt (602), an adjusting nut (601) and a spring connector (603), the adjusting bolt (602) is connected with the adjusting nut (601), and the spring connector (603) is respectively arranged at the head of the adjusting bolt (602) and the tail of the adjusting nut (601).
3. A centrifugal clutch of variable operating speed as claimed in claim 2, wherein: one end of the adjusting nut (601) is provided with a hexagonal head a (6012) with the specification of national standard GB/T5781 and 2000, the inside of the adjusting nut is provided with a through hole a (6011) and is provided with an internal thread (6013), one end of the adjusting bolt (602) is also provided with a hexagonal head b (6022) with the specification of national standard GB/T5781 and 2000, the other end of the adjusting bolt is provided with an external thread (6021) matched with the internal thread (6013) of the adjusting nut (601), and the inside of the adjusting bolt is also provided with a through hole b (6023).
4. A centrifugal clutch with adjustable operating speed according to claim 2, characterized in that the spring connection head (603) is formed with a connection hole (6031) for hooking the spring (2), and the spring connection head (603) can rotate relative to the adjusting bolt (602) and the adjusting nut (601), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736620.6U CN210919890U (en) | 2019-10-16 | 2019-10-16 | Centrifugal clutch with adjustable working rotating speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736620.6U CN210919890U (en) | 2019-10-16 | 2019-10-16 | Centrifugal clutch with adjustable working rotating speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210919890U true CN210919890U (en) | 2020-07-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921736620.6U Expired - Fee Related CN210919890U (en) | 2019-10-16 | 2019-10-16 | Centrifugal clutch with adjustable working rotating speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210919890U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392102A (en) * | 2020-10-20 | 2021-02-23 | 彩虹（合肥）液晶玻璃有限公司 | Constant-current constant-pressure water supply control device |
| CN116838537A (en) * | 2023-08-29 | 2023-10-03 | 杭州辚萧科技有限公司 | Steady-flow wind driven generator |
| EP4296538A1 (en) * | 2022-06-23 | 2023-12-27 | Milwaukee Electric Tool Corporation | Multi-speed automatic transmission for a power tool |
-
2019
- 2019-10-16 CN CN201921736620.6U patent/CN210919890U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392102A (en) * | 2020-10-20 | 2021-02-23 | 彩虹（合肥）液晶玻璃有限公司 | Constant-current constant-pressure water supply control device |
| CN112392102B (en) * | 2020-10-20 | 2022-08-30 | 彩虹（合肥）液晶玻璃有限公司 | Constant-current constant-pressure water supply control device |
| EP4296538A1 (en) * | 2022-06-23 | 2023-12-27 | Milwaukee Electric Tool Corporation | Multi-speed automatic transmission for a power tool |
| CN116838537A (en) * | 2023-08-29 | 2023-10-03 | 杭州辚萧科技有限公司 | Steady-flow wind driven generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20211016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |