CN213839340U

CN213839340U - Novel rotating shaft

Info

Publication number: CN213839340U
Application number: CN202021243357.XU
Authority: CN
Inventors: 罗元月
Original assignee: Ankang Zhongwu Qingqi Industrial Design Co ltd
Current assignee: Ankang Zhongwu Qingqi Industrial Design Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-07-30
Anticipated expiration: 2030-06-29

Abstract

The utility model discloses a novel rotating shaft, which comprises a shaft sleeve, wherein a first circular plate is arranged in the shaft sleeve in a rotating way, a driving shaft is fixedly arranged at one end of the first circular plate, a first groove is arranged at one end of the first circular plate, one side of the first circular plate is connected with a second circular plate, one end of the second circular plate is provided with a second groove, a driving mechanism capable of driving the locking mechanism is arranged in the first groove, the driving mechanism is connected with one of the overload-proof teeth, the utility model can enable the driving shaft to slip at the connection part with the first rotating shaft when the driving shaft is overloaded, thus the motor can still rotate, the motor can not be burnt out because of the non-rotation for a long time, and the parts of the utility model can not be broken when being prevented from overloading, therefore, the driving shaft can be repeatedly used, and the driving shaft can be clamped on the shaft sleeve while being overloaded, so that the driving shaft can not rotate by itself.

Description

Novel rotating shaft

Technical Field

The utility model relates to a transmission equipment field, in particular to novel pivot.

Background

The driving shaft and the driven shaft are generally rigidly connected together, when the driving shaft is subjected to a large load, on one hand, the driving shaft can be bent or broken, and a motor connected with the driven shaft can be burnt out due to the fact that the motor cannot rotate for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel pivot.

In order to achieve the above purpose, the utility model adopts the following scheme:

a novel rotating shaft comprises a shaft sleeve, a first circular plate is arranged in the shaft sleeve in a rotating mode, a driving shaft is fixedly arranged at one end of the first circular plate, a first groove is formed in one end of the first circular plate, a second circular plate is connected to one side of the first circular plate, a second groove is formed in one end of the second circular plate, a cover plate is connected to one side of the second circular plate, a first rotating shaft is arranged on the cover plate in a transverse rotating mode, a third circular plate is fixedly arranged at one end of the first rotating shaft, a plurality of fixing teeth are sequentially arranged on one side of the third circular plate along the circumference, a plurality of first grooves are sequentially arranged in the second groove along the circumference, overload-preventing teeth capable of being meshed with the fixing teeth are arranged in the first grooves, a locking mechanism capable of enabling the first circular plate to be locked on the shaft sleeve is arranged between the first circular plate and the shaft sleeve, and a driving mechanism capable of driving the locking mechanism is arranged in the first grooves, actuating mechanism and one of them overload-proof tooth are connected, the utility model discloses can make the initiative and skid with first pivot junction when the driving shaft transships, the motor still can rotate like this, thereby the motor just can not burn because of long-time nonrotation rotation, moreover the utility model discloses a part can not be broken when preventing to transship, so can repeated practicality, enables the driving shaft card in addition when transshipping and dies on the axle sleeve, and the driving shaft just can not rotate by oneself again like this.

Furthermore, the overload prevention tooth comprises a first tooth arranged in a first groove, a gasket is arranged between the first tooth and the first groove, a through hole is formed in the gasket, a first spring is arranged in the through hole, the gasket is made of rubber, the gasket is used for increasing the torsion borne by the first tooth, and when the torsion is greater than the elasticity of the gasket and the first spring, the first tooth can retract into the first groove and slip with the fixed tooth.

Furthermore, the driving mechanism comprises a clockwork spring arranged in the first groove, second teeth are sequentially arranged on the outer wall of the clockwork spring, a plurality of first gears which can be meshed with the second teeth are sequentially arranged in the first groove along the circumference of the spring, a second rotating shaft which can be connected with the locking mechanism is arranged at the axle center of the first gear, a first guide groove is arranged on the inner wall of the first groove, an arc-shaped block is arranged in the first guide groove, a second spring is arranged between the arc-shaped block and the first guide groove, the arc-shaped block is provided with one-way teeth which can be engaged with the second teeth, the outer wall of the arc-shaped block is fixedly provided with an inclined plate, one end of one of the first teeth is provided with an extrusion plate capable of extruding the inclined plate, the clockwork spring is in a tightening state in an initial state, and the clockwork spring can rotate reversely after the extrusion plate presses the inclined plate to separate the one-way teeth from the second teeth.

Preferably, a third rotating shaft transversely penetrates through the first circular plate, a hexagonal nut is fixedly arranged at one end of the third rotating shaft, a third gear capable of being meshed with the second tooth is fixedly arranged at the other end of the third rotating shaft, and winding can be performed by rotating the hexagonal nut.

Further, locking the dead mechanism including following the circumference and setting gradually the fourth recess on first plectane outer wall be equipped with the latch in the fourth recess be equipped with on the axle sleeve inner wall can with latch complex draw-in groove the latch bottom is equipped with the screw hole female connection has the threaded rod, threaded rod one end is stretched into in the first recess and is fixed and be equipped with first bevel gear second pivot one end is fixed to be equipped with can with the second bevel gear of first bevel gear meshing, and after the latch injects the draw-in groove, the driving shaft just can not rotate.

Preferably, the first circular plate is connected with the second circular plate through screws, the second circular plate is connected with the cover plate through screws, and one end of the first rotating shaft is connected with the motor.

To sum up, the utility model discloses for its beneficial effect of prior art is:

the utility model discloses can be when the driving shaft transships, the initiative makes and skids with first pivot junction, and the motor still can rotate like this, thereby the motor just can not burn because of long-time stifled commentaries on classics, moreover the utility model discloses a part can not jump when preventing to transship and badly, so can repeated practicality, enable the driving shaft card moreover in the overload and die on the axle sleeve, the driving shaft just can not rotate by oneself again, has reduceed consumption cost, and simple structure convenient to use.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a second exploded view of the present invention.

Fig. 4 is a cross-sectional view of the present invention.

The drawings indicate the description: 1. a shaft sleeve; 2. a first circular plate; 3. a drive shaft; 4. a first groove; 5. a second circular plate; 6. a second groove; 7. a cover plate; 8. a first rotating shaft; 9. a third circular plate; 10. fixing teeth; 40. a locking mechanism; 60. a drive mechanism; 21. a first tooth; 22. A gasket; 23. a through hole; 24. a first spring; 61. a clockwork spring; 62. a second tooth; 63. a first gear; 64. a second rotating shaft; 65. a first guide groove; 66. an arc-shaped block; 67. a second spring; 68. one-way teeth; 69. a sloping plate; 70. a pressing plate; 15. a third rotating shaft; 16. a hexagonal nut; 17. a third gear; 41. a fourth groove; 42. clamping teeth; 43. a card slot; 44. a threaded hole; 45. a threaded rod; 46. a first bevel gear; 47. a second bevel gear.

Detailed Description

The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings:

as shown in fig. 1 to 4, a novel rotating shaft comprises a shaft sleeve 1, a first circular plate 2 is rotatably disposed in the shaft sleeve 1, a driving shaft 3 is fixedly disposed at one end of the first circular plate 2, a first groove 4 is disposed at one end of the first circular plate 2, a second circular plate 5 is connected to one side of the first circular plate 2, a second groove 6 is disposed at one end of the second circular plate 5, a cover plate 7 is connected to one side of the second circular plate 5, a first rotating shaft 8 is transversely rotatably disposed on the cover plate 7, a third circular plate 9 is fixedly disposed at one end of the first rotating shaft 8, a plurality of fixed teeth 10 are sequentially disposed along a circumference at one side of the third circular plate 9, a plurality of first grooves 4 are sequentially disposed along the circumference in the second groove 6, an overload prevention tooth 20 capable of meshing with the fixed teeth 10 is disposed in the first groove 4, a locking mechanism 40 capable of locking the first circular plate 2 to the shaft sleeve 1 is disposed between the first circular plate 2 and the shaft sleeve 1, the driving mechanism 60 capable of driving the locking mechanism 40 is arranged in the first groove 4, the driving mechanism 60 is connected with one overload prevention tooth 20, the first circular plate 2 is connected with the second circular plate 5 through screws, the second circular plate 5 is connected with the cover plate 7 through screws, and one end of the first rotating shaft 8 is connected with the motor.

The utility model discloses well overload tooth 20's an embodiment: the overload prevention tooth 20 comprises a first tooth 21 arranged in a first groove 4, a gasket 22 is arranged between the first tooth 21 and the first groove 4, a through hole 23 is formed in the gasket 22, and a first spring 24 is arranged in the through hole 23.

The utility model discloses an embodiment of well actuating mechanism 60: the driving mechanism 60 comprises a spring 61 arranged in a first groove 4, a plurality of first gears 63 capable of being meshed with the second teeth 62 are sequentially arranged on the outer wall of the spring 61, a second rotating shaft 64 capable of being connected with the locking mechanism 40 is arranged at the axis of the first gear 63, a first guide groove 65 is arranged on the inner wall of the first groove 4, an arc-shaped block 66 is arranged in the first guide groove 65, a second spring 67 is arranged between the arc-shaped block 66 and the first guide groove 65, a one-way tooth 68 capable of being meshed with the second teeth 62 is arranged on the arc-shaped block 66, an inclined plate 69 is fixedly arranged on the outer wall of the arc-shaped block 66, a squeezing plate 70 capable of squeezing the oblique plate 69 is arranged at one end of one of the first teeth 21, a third rotating shaft 15 transversely penetrates through the first circular plate 2, the hexagonal nut 16 is fixedly arranged at one end of the third rotating shaft 15, the third gear 17 capable of being meshed with the second teeth 62 is fixedly arranged at the other end of the third rotating shaft, when the torque force of the driving shaft is larger than the elasticity of the gasket and the first spring, the first teeth can retract into the first groove and slip with the fixed teeth, the extrusion plate on one of the first teeth can extrude the inclined plate, the inclined plate is made to move, after the inclined plate moves, the one-way teeth on the arc-shaped block can be separated from the second teeth, and after the second teeth are separated from the one-way teeth, the clockwork spring can be reversed.

The utility model discloses an embodiment of well locking mechanism 40: the locking mechanism 40 comprises a fourth groove 41 which is sequentially arranged on the outer wall of the first circular plate 2 along the circumference, a latch 42 is arranged in the fourth groove 41, a clamping groove 43 which can be matched with the latch 42 is arranged on the inner wall of the shaft sleeve 1, a threaded hole 44 is arranged at the bottom of the latch 42, a threaded rod 45 is connected with the threaded hole 44 in an internal thread manner, one end of the threaded rod 45 extends into the first groove 4 and is fixedly provided with a first bevel gear 46, one end of the second rotating shaft 64 is fixedly provided with a second bevel gear 47 which can be meshed with the first bevel gear 46, when the spiral spring rotates reversely, the first gear rotates, the first bevel gear on the second rotating shaft drives the second bevel gear to rotate, so that the threaded rod rotates, when the threaded rod rotates, the latch can be inserted into the clamping groove, and the driving shaft cannot rotate.

When in use: when driving shaft torsion is greater than the elasticity of gasket and first spring, first tooth just can be retracted in the first recess and take place to skid with fixed tooth, the stripper plate on one of them first tooth will extrude the swash plate, make the swash plate remove, after the swash plate removes, one-way tooth on the camber block will separate with the second tooth, after second tooth separates with one-way tooth, the clockwork spring will reverse, after the clockwork spring will reverse, first gear will rotate, the epaxial first bevel gear of second pivot will drive the rotation of second bevel gear, thereby make the threaded rod rotate, just can make the latch inject the draw-in groove after the rotation of threaded rod, the driving shaft just can not rotate.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only illustrative of the principles of the present invention, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention, and these modifications and changes fall into the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel rotating shaft, including axle sleeve (1) internal rotation is equipped with first plectane (2) one end is fixed and is equipped with driving shaft (3) first plectane (2) one end is equipped with first recess (4) first plectane (2) one side is connected with second plectane (5) one end is equipped with second recess (6) second plectane (5) one side is connected with apron (7), its characterized in that: the anti-overload safety cover is characterized in that a first rotating shaft (8) is transversely arranged on the cover plate (7) in a rotating mode, a third circular plate (9) is fixedly arranged at one end of the first rotating shaft (8), a plurality of fixing teeth (10) are sequentially arranged on one side of the third circular plate (9) along the circumference, a plurality of first grooves (4) are sequentially arranged in the second grooves (6) along the circumference, anti-overload teeth (20) capable of being meshed with the fixing teeth (10) are arranged in the first grooves (4), a locking mechanism (40) capable of enabling the first circular plate (2) to be locked on the shaft sleeve (1) is arranged between the first circular plate (2) and the shaft sleeve (1), a driving mechanism (60) capable of driving the locking mechanism (40) is arranged in the first grooves (4), and the driving mechanism (60) is connected with one of the anti-overload teeth (20).

2. A new shaft according to claim 1, characterized in that said overload prevention teeth (20) comprise first teeth (21) disposed in a first groove (4), a spacer (22) is disposed between said first teeth (21) and said first groove (4), a through hole (23) is disposed on said spacer (22), and a first spring (24) is disposed in said through hole (23).

3. A novel rotating shaft according to claim 2, characterized in that the driving mechanism (60) comprises a spring (61) arranged in a first groove (4), a second tooth (62) is sequentially arranged on the outer wall of the spring (61), a plurality of first gears (63) capable of meshing with the second tooth (62) are sequentially arranged in the first groove (4) along the circumference of the spring (61), a second rotating shaft (64) capable of being connected with the locking mechanism (40) is arranged at the axis of the first gears (63), a first guide groove (65) is arranged on the inner wall of the first groove (4), an arc-shaped block (66) is arranged in the first guide groove (65), a second spring (67) is arranged between the arc-shaped block (66) and the first guide groove (65), a one-way tooth (68) capable of meshing with the second tooth (62) is arranged on the arc-shaped block (66), inclined plates (69) are fixedly arranged on the outer wall of the arc-shaped block (66), and one end of one of the first teeth (21) is provided with a pressing plate (70) capable of pressing the inclined plates (69).

4. A novel rotating shaft according to claim 2, characterized in that a third rotating shaft (15) is transversely arranged on the first circular plate (2), a hexagonal nut (16) is fixedly arranged at one end of the third rotating shaft (15), and a third gear (17) capable of being engaged with the second tooth (62) is fixedly arranged at the other end.

5. A novel rotating shaft according to claim 3, wherein the locking mechanism (40) comprises a fourth groove (41) sequentially arranged on the outer wall of the first circular plate (2) along the circumference, a latch (42) is arranged in the fourth groove (41), a clamping groove (43) capable of being matched with the latch (42) is arranged on the inner wall of the shaft sleeve (1), a threaded hole (44) is formed in the bottom of the latch (42), a threaded rod (45) is connected to the threaded hole (44) in an internal thread manner, one end of the threaded rod (45) extends into the first groove (4) and is fixedly provided with a first bevel gear (46), and a second bevel gear (47) capable of being meshed with the first bevel gear (46) is fixedly arranged at one end of the second rotating shaft (64).

6. A novel rotating shaft according to claim 1, characterized in that the first circular plate (2) is connected with the second circular plate (5) through screws, the second circular plate (5) is connected with the cover plate (7) through screws, and one end of the first rotating shaft (8) is connected with a motor.