CN216478560U - Non-contact overrunning clutch - Google Patents
Non-contact overrunning clutch Download PDFInfo
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- CN216478560U CN216478560U CN202123436693.3U CN202123436693U CN216478560U CN 216478560 U CN216478560 U CN 216478560U CN 202123436693 U CN202123436693 U CN 202123436693U CN 216478560 U CN216478560 U CN 216478560U
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Abstract
The application belongs to the technical field of clutches, and particularly relates to a non-contact overrunning clutch which comprises a first roller, a first outer ring fixedly connected to one end of the first roller, a second roller arranged at one end of the first roller and a second outer ring rotatably connected to the outside of the second roller, wherein the outside of the second roller is fixedly connected with a first bearing, the outer ring of the first bearing is fixedly connected with a fixing ring, the outer wall of the fixing ring is fixedly connected with a second bearing, the outer ring of the second bearing is fixedly connected to the inner side of the second outer ring, the top end of the second roller is fixedly connected with a first transmission mechanism, a movable rod drives a movable ring to move by rotating a movable plate, the inner ring slides through a limiting block in the rotating motion process of the inner ring, so that the inner ring and the first outer ring are separated, and the first outer ring is enabled to enter the overrunning working state, the transmission torque is large, and the mechanical efficiency of the overrunning clutch is improved.
Description
Technical Field
The application belongs to the technical field of clutches, and particularly relates to a non-contact overrunning clutch.
Background
The present overrunning clutches include three types, namely ratchet overrunning clutches, roller overrunning clutches and wedge overrunning clutches, and the wedge overrunning clutches include contact overrunning clutches and non-contact overrunning clutches. In particular, non-contact overrunning clutches have become increasingly used in various industries due to their superior performance and better performance.
In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: in the process of the rotational motion of the overrunning clutch, the transmission torque is small, and the existing low-rotation-speed contact-separation overrunning clutch is easy to wear due to the fact that the existing low-rotation-speed contact-separation overrunning clutch rotates, so that the problem is solved by the non-contact overrunning clutch.
SUMMERY OF THE UTILITY MODEL
The application aims to solve the problems that in the rotating motion process of an overrunning clutch in the prior art, the transmission torque is small, the contact and separation of low rotating speed and the overrunning rotation are easy to generate abrasion, and the non-contact overrunning clutch is provided.
In order to achieve the purpose, the following technical scheme is adopted in the application:
a non-contact overrunning clutch comprises a first roller, a first outer ring fixedly connected to one end of the first roller, a second roller arranged at one end of the first roller and a second outer ring rotatably connected to the outside of the second roller, wherein a first bearing is fixedly connected to the outside of the second roller, a fixing ring is fixedly connected to the outer ring of the first bearing, a second bearing is fixedly connected to the outer wall of the fixing ring, the outer ring of the second bearing is fixedly connected to the inner side of the second outer ring, a first transmission mechanism is fixedly connected to the top end of the second roller, an inner ring is slidably connected to one end, close to the first bearing, of the second roller, a first groove is formed in the first outer ring, the first groove and the inner ring are matched, the second roller is located on the inner side of the inner ring, a limiting block is fixedly connected to the inner side of the second roller, and a movable ring is arranged on one side face of the inner ring, the inner ring is rotatably connected with the movable ring, and a second transmission mechanism is fixedly arranged at one end, far away from the inner ring, of the movable ring.
Further, second drive mechanism includes fixed connection and is in outside fourth bearing, the rotation of second roller is connected and transversely sets up the fly leaf of one side of fourth bearing with wear to establish gu fixed ring inboard and fixed connection be in the movable rod of the one end of fly leaf, the opposite side of fly leaf with fixed mounting has the spring between the fixed ring, has increased the moment of torsion of freewheel clutch transmission.
Furthermore, first drive mechanism includes fixed connection and is in the third bearing of second running roller one end and fixed connection are in the fixing base of third bearing outer lane, the second groove has been seted up to the inside of first outer loop, the second groove with fixing base looks adaptation has reduced the frictional force of first running roller and second running roller, improves first running roller and second running roller life.
Furthermore, the second roller is positioned on the inner side of the movable ring, and a fifth bearing is fixedly arranged on the inner side of the movable ring, so that the movable ring can be conveniently driven by an external movable rod.
Furthermore, a plurality of threaded holes are formed in the outer wall of the first outer ring in a circumferential array, the second outer ring is in threaded connection with a plurality of threaded holes correspondingly, and the threaded holes are matched with the threaded screws, so that the first outer ring and the second outer ring can be detached and maintained conveniently.
Furthermore, the first bearing, the second bearing, the third bearing, the fourth bearing and the fifth bearing inner ring and the outer walls of the first roller wheel and the second roller wheel are provided with damping, so that the transmission is stable, and the mechanical efficiency of the overrunning mechanism is improved.
Furthermore, a rubber pad is arranged between the inner ring and the first outer ring, so that the friction force between the inner ring and the first outer ring is increased, and the transmission torque is large.
To sum up, compare with prior art, the beneficial effect of this application is:
1. when the spring is in an expansion state, the movable plate drives the movable ring to be far away from the inner ring through the movable rod, so that the inner ring slides through the limiting block, the inner ring is separated from the first outer ring, the first outer ring is enabled to enter an overrunning working state, the transmission torque is large, and the mechanical efficiency of the overrunning clutch is improved;
2. when the movable plate enters the original position through the spring, the movable ring is pulled down through the movable rod, so that the inner ring is contacted with the inner side of the first outer ring, and the torque transmitted by the overrunning clutch is increased;
3. under first running roller and the cooperation of third bearing, reduced the frictional force of first running roller and second running roller, improved first running roller and second running roller life.
Drawings
FIG. 1 is a schematic structural diagram of a non-contact overrunning clutch proposed in the present application;
FIG. 2 is a schematic view of a first outer race of a non-contacting overrunning clutch in accordance with the present disclosure;
FIG. 3 is a second outer race schematic of a non-contacting overrunning clutch according to the present application;
fig. 4 is a schematic diagram of a limiting block of a contactless overrunning clutch provided by the present application.
Description of reference numerals:
in the figure: 1. a first roller; 2. a first outer ring; 3. a second outer ring; 4. a second bearing; 5. a spring; 6. a first bearing; 7. a second roller; 8. a fourth bearing; 9. a movable plate; 10. a movable rod; 11. a fixing ring; 12. a threaded hole; 13. a first groove; 14. a second groove; 15. a fixed seat; 16. a third bearing; 17. a screw rod; 18. an inner ring; 19. a movable ring; 20. a limiting block; 21. and a fifth bearing.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.
Referring to fig. 1, a non-contact overrunning clutch comprises a first roller 1, a first outer ring 2 fixedly connected to one end of the first roller 1, a second roller 7 arranged at one end of the first roller 1, and a second outer ring 3 rotatably connected to the outside of the second roller 7, wherein the first outer ring 2 and the second outer ring 3 are combined, and the first roller 1 rotates to drive the first outer ring 2 and the second outer ring 3 to rotate.
Referring to fig. 1, the first bearing 6 is fixedly connected to the outside of the second roller 7, the fixing ring 11 is fixedly connected to the outer ring of the first bearing 6, the second bearing 4 is fixedly connected to the outer wall of the fixing ring 11, the outer ring of the second bearing 4 is fixedly connected to the inner side of the second outer ring 3, and when the second outer ring 3 and the second roller 7 rotate, the fixing ring 11 is kept unchanged by the cooperation of the second bearing 4 and the first bearing 6.
Referring to fig. 1-3, one end of the second roller 7 close to the first bearing 6 is slidably connected with an inner ring 18, a first groove 13 is formed in the first outer ring 2, the first groove 13 is matched with the inner ring 18, the second roller 7 is located on the inner side of the inner ring 18 and is fixedly connected with a limiting block 20, so that the friction force between the inner ring 18 and the limiting block 20 is increased, the transmission torque is improved, a side face, located on the inner ring 18, of the second roller 7 is provided with a movable ring 19, the inner ring 18 is rotationally connected with the movable ring 19, the movable ring 19 is pulled by a movable rod 10, the inner ring 18 is in contact with the inner side of the first outer ring 2, and the torque transmitted by the overrunning clutch is increased.
Referring to fig. 1 and 3, a second transmission mechanism is fixedly installed at one end of the movable ring 19 far from the inner ring 18, the second transmission mechanism includes a fourth bearing 8 fixedly connected to the outside of the second roller 7, a movable plate 9 rotatably connected and transversely disposed at one side of the fourth bearing 8, and a movable rod 10 penetrating through the inner side of the fixed ring 11 and fixedly connected to one end of the movable plate 9, the movable rod 10 is made of steel material, a spring 5 is fixedly installed between the other side of the movable plate 9 and the fixed ring 11, the spring 5 enters a compressed state by rotating the movable plate 9, so that the movable rod 10 drives the movable ring 19 to move, so that the inner ring 18 contacts with the first outer ring 2, the clutch is in a combined state, when the spring 5 is in an expanded state, the movable plate 9 drives the movable ring 19 far from the inner ring 18 through the movable rod 10, so that the inner ring 18 slides through a limiting block 20, the inner ring 18 and the first outer ring 2 are disengaged, so that the first outer ring 2 is brought into the overrun operating condition.
Referring to fig. 2-3, the outer wall of the first outer ring 2 is circumferentially provided with a plurality of threaded holes 12, the second outer ring 3 is in threaded connection with a screw rod 17 corresponding to the plurality of threaded holes 12, and the screw rod 17 is matched with the threaded holes 12 so as to detach and maintain the first outer ring 2 and the second outer ring 3.
Referring to fig. 3, the top end of the second roller 7 is fixedly connected with a first transmission mechanism, the first transmission mechanism comprises a third bearing 16 fixedly connected to one end of the second roller 7 and a fixing seat 15 fixedly connected to the outer ring of the third bearing 16, a second groove 14 is formed in the first outer ring 2, the second groove 14 is matched with the fixing seat 15, and when the first roller 1 moves, the abrasion force of the first roller 1 and the second roller 7 is reduced through the cooperation of the third bearing 16, so that the service life of the first roller 1 and the service life of the second roller 7 are prolonged.
Referring to fig. 3-4, the second roller 7 is fixedly installed with a fifth bearing 21 at the inner side of the movable ring 19, so that when the movable ring 19 slides from the outer ring of the fifth bearing 21, a gap exists between the inner ring 18 and the first outer ring 2, and at the same time, the movable ring 19 is driven by the external movable rod 10.
Referring to fig. 3, a rubber pad is arranged between the inner ring 18 and the first outer ring 2, so that the friction force between the inner ring 18 and the first outer ring 2 is increased, and the transmission torque is large.
Referring to fig. 3-4, the inner rings of the first bearing 6, the second bearing 4, the third bearing 16, the fourth bearing 8 and the fifth bearing 21 and the outer walls of the first roller wheel 1 and the second roller wheel 7 are provided with damping, so that the transmission is stable, and the mechanical efficiency of the overrunning mechanism is improved.
The working principle is as follows: when the non-contact overrunning clutch is used, when the first roller wheel 1 rotates, the first outer ring 2 is driven to rotate, the limiting block 20 and the second roller 7 are driven to rotate under the action of surface contact between the first outer ring 2 and the inner ring 18, and in the rotating process of the limiting block 20 and the second roller 7, by rotating the movable plate 9, the spring 5 is put into a compressed state, so that the movable rod 10 drives the movable ring 19 to move, so that the inner ring 18 and the first outer ring 2 are contacted together, the clutch is in a combined state, when the spring 5 is in an expanded state, the movable plate 9 drives the movable ring 19 away from the inner ring 18 through the movable rod 10, so that the inner ring 18 slides through the stopper 20, so that the inner ring 18 and the first outer ring 2 are disengaged, so that the first outer ring 2 enters an overrunning operating state, and the torque transmitted by the overrunning clutch is increased.
The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present application, and all equivalent substitutions and changes according to the technical solutions and the inventive concepts of the present application should be covered by the scope of the present application.
Claims (7)
1. A non-contact overrunning clutch comprises a first roller (1), a first outer ring (2) fixedly connected with one end of the first roller (1), a second roller (7) arranged at one end of the first roller (1) and a second outer ring (3) rotatably connected with the outside of the second roller (7), and is characterized in that the outside of the second roller (7) is fixedly connected with a first bearing (6), the outer ring of the first bearing (6) is fixedly connected with a fixing ring (11), the outer wall of the fixing ring (11) is fixedly connected with a second bearing (4), the outer ring of the second bearing (4) is fixedly connected with the inner side of the second outer ring (3), the top end of the second roller (7) is fixedly connected with a first transmission mechanism, the second roller (7) is close to one end of the first bearing (6) and is slidably connected with an inner ring (18), first groove (13) have been seted up to the inside of first outer ring (2), first groove (13) with inner ring (18) looks adaptation, second running roller (7) are located the inboard fixedly connected with stopper (20) of inner ring (18), second running roller (7) are located a side of inner ring (18) is provided with activity ring (19), inner ring (18) and activity ring (19) rotate to be connected, activity ring (19) are kept away from the one end fixed mounting of inner ring (18) has second drive mechanism.
2. The non-contact overrunning clutch according to claim 1, wherein the second transmission mechanism comprises a fourth bearing (8) fixedly connected to the outside of the second roller (7), a movable plate (9) rotatably connected to and transversely disposed on one side of the fourth bearing (8), and a movable rod (10) passing through the inside of the fixed ring (11) and fixedly connected to one end of the movable plate (9), wherein a spring (5) is fixedly installed between the other side of the movable plate (9) and the fixed ring (11).
3. The non-contact overrunning clutch according to claim 2, wherein the first transmission mechanism comprises a third bearing (16) fixedly connected to one end of the second roller (7) and a fixing seat (15) fixedly connected to an outer ring of the third bearing (16), a second groove (14) is formed in the first outer ring (2), and the second groove (14) is matched with the fixing seat (15).
4. A contactless overrunning clutch according to claim 3, characterized in that said second roller (7) is fixedly mounted with a fifth bearing (21) inside said movable ring (19).
5. The non-contact overrunning clutch according to claim 3, wherein a plurality of threaded holes (12) are formed in the outer wall of the first outer ring (2) in a circumferential array, a lead screw (17) is in threaded connection with the second outer ring (3) corresponding to the plurality of threaded holes (12), and the lead screw (17) is matched with the threaded holes (12).
6. A non-contacting overrunning clutch according to claim 4, wherein the inner races of the first bearing (6), the second bearing (4), the third bearing (16), the fourth bearing (8) and the fifth bearing (21) and the outer walls of the first roller (1) and the second roller (7) are provided with damping.
7. A overrunning non-contacting clutch according to claim 5, wherein a rubber gasket is provided between said inner ring (18) and said first outer ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436693.3U CN216478560U (en) | 2021-12-30 | 2021-12-30 | Non-contact overrunning clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123436693.3U CN216478560U (en) | 2021-12-30 | 2021-12-30 | Non-contact overrunning clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216478560U true CN216478560U (en) | 2022-05-10 |
Family
ID=81433666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123436693.3U Active CN216478560U (en) | 2021-12-30 | 2021-12-30 | Non-contact overrunning clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216478560U (en) |
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2021
- 2021-12-30 CN CN202123436693.3U patent/CN216478560U/en active Active
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