CN217244633U

CN217244633U - 7-shaped osteotome mobile phone

Info

Publication number: CN217244633U
Application number: CN202122747046.8U
Authority: CN
Inventors: 覃小柳
Original assignee: Foshan Xunteng Medical Technology Co ltd
Current assignee: Foshan Xunteng Medical Technology Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-08-23
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a 7-shaped osteotome handset, which comprises a 7-shaped saw blade, a locking nut, a straight handpiece component, a guide sleeve component, a connector component and a handle component which are assembled in sequence, wherein the straight handpiece component is formed by assembling a straight handpiece, two cylindrical pins and an O-shaped ring in sequence, the guide sleeve component is formed by assembling two oil-containing sliding bearings, a guide sleeve, a main shaft A, a main shaft C, a snap spring, a bearing, an eccentric gear and an eccentric bearing seat in sequence, the connector component is formed by assembling a fixed ring, a planetary gear, a gear ring, two bearing A, a bearing B, a bearing seat A, a planetary gear fixed shaft, three planetary gear B, a large gasket, a sun gear shaft, a cylindrical pin, a bearing seat B, a bearing C, a small copper bush A, a cold ring compression spring, a pin bush and a connector in sequence, the handle component is formed by assembling a handle, a decorative ferrule, a fixed ring II and a handle bush in sequence, the utility model discloses the change of eccentric gear assembly direction to the phenomenon that the gear dropped easily has been improved.

Description

7-shaped osteotome mobile phone

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a 7-shaped osteotome mobile phone.

Background

Osteotomy operation generally is used for the correction of deformity and the treatment of some diseases, and osteotomy operation generally all needs to use the electronic osteotome of hand-held type, and current osteotome cell-phone has the problem to be: the gear is easy to fall off due to overlarge stress, the torsion is too small, and the bone cutting efficiency is low, so that the working efficiency of medical staff is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a 7-shaped osteotome mobile phone for solving the problems.

In order to solve the technical problem, the utility model adopts the technical scheme that: a 7-shaped osteotome hand-held machine, which comprises a 7-shaped saw blade, a locking nut, a straight machine head component, a guide sleeve component, a connector component and a handle component which are assembled in sequence, the straight machine head component is formed by sequentially assembling a straight machine head, two cylindrical pins and an O-shaped ring, the guide sleeve component is formed by sequentially assembling two oil-containing sliding bearings, a guide sleeve, a main shaft A, a main shaft C, a snap spring, a bearing, an eccentric gear and an eccentric bearing seat, the connector component is formed by sequentially assembling a fixed ring, a planetary gear, a gear ring, two bearings A, a bearing B, a bearing seat A, a planetary gear fixed shaft, three planetary gears B, a large gasket, a sun gear shaft, a cylindrical pin, a bearing seat B, a bearing C, a small copper bush A, a cold ring compression spring, a pin bush and a connector, the handle assembly is formed by sequentially assembling a handle, a decorative ferrule, a fixing ring II and a handle bushing.

As an improvement, the locking nut is in threaded connection with the guide sleeve assembly.

As a modification, the gear end of the eccentric gear is assembled towards the direction of the connector assembly, and the eccentric shaft end of the eccentric gear is assembled towards the direction of the main shaft C.

Compared with the prior art, the utility model the advantage lies in: the utility model discloses the change of eccentric gear assembly direction to improved the phenomenon that the gear dropped easily, on the motor of equal rotational speed, increased the rotational speed ratio of cell-phone, thereby increase torsion has improved and has cut bone efficiency.

Drawings

Fig. 1 is a schematic view of the structure of a 7-shaped osteotome mobile phone of the present invention.

Fig. 2 is a cross-sectional view of the 7-shaped osteotome handset of the present invention.

Fig. 3 is a structural view of the eccentric gear of the 7-shaped osteotome handpiece of the present invention.

Fig. 4 is an overall exploded view of the 7-shaped osteotome handset of the present invention.

Fig. 5 is an exploded view of the straight handpiece assembly of the 7-shaped osteotome handpiece of the present invention.

Fig. 6 is an exploded view of the guide sleeve assembly of a 7-shaped osteotome handpiece of the present invention.

Fig. 7 is an exploded view of the connector assembly of a 7-shaped osteotome handpiece of the present invention.

Fig. 8 is an exploded view of the handle assembly of a 7-shaped osteotome handpiece of the present invention.

As shown in the figure: 1. a straight nose assembly; 2. a guide sleeve assembly; 3. a connector assembly; 4. a handle assembly; 5. straightening a machine head; 6. A cylindrical pin A; 7. locking the nut; 8. an O-shaped ring; 9. 7-shaped saw blade; 10. an oil-impregnated sliding bearing; 11. a guide sleeve; 12. A main shaft A; 13. a main shaft C; 14. a clamp spring; 15. a bearing; 16. an eccentric gear; 17. an eccentric bearing seat; 18. a fixed ring; 19. a planetary gear A; 20. a ring gear; 21. a bearing A; 22. a bearing seat A; 23. a planetary gear fixing shaft; 24. a planetary gear B; 25. a large gasket; 26. a sun gear shaft; 27. a cylindrical pin; 28. a bearing B; 29. a bearing seat B; 30. a bearing C; 31. a small copper bush A; 32. the cold coil compresses the spring; 33. a pin bush; 34. a connector; 35. a handle; 36. decorating a ferrule; 37. A second fixing ring; 38. a handle bushing.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

With reference to fig. 1 to 8, a 7-shaped osteotome handpiece comprises a 7-shaped saw blade 9, a lock nut 7, a straight handpiece component 1, a guide sleeve component 2, a connector component 3 and a handle component 4 which are sequentially assembled, wherein the straight handpiece component 1 is formed by sequentially assembling a straight handpiece 5, two cylindrical pins A6 and an O-shaped ring 8, the guide sleeve component 2 is formed by sequentially assembling two oil-containing sliding bearings 10, a guide sleeve 11, a main shaft A12, a main shaft C13, a snap spring 14, a bearing 15, an eccentric gear 16 and an eccentric bearing seat 17, the connector component 3 is formed by sequentially assembling a fixed ring 18, a planetary gear A19, a gear ring 20, two bearing A21, a bearing B28, a bearing seat A22, a planetary gear fixed shaft 23, three planetary gears B24, a large gasket 25, a sun gear shaft 26, a cylindrical pin 27, a bearing seat B29, a bearing C30, a small copper sleeve A31, a cold ring compression spring 32, a pin sleeve 33, The connector 34 is assembled in sequence, and the handle assembly 4 is assembled in sequence by a handle 35, a decorative ferrule 36, a second fixing ferrule 37 and a handle bushing 38.

The locking nut 7 is in threaded connection with the guide sleeve assembly 2, the gear end of the eccentric gear 16 is assembled towards the connector assembly 3, and the eccentric shaft end of the eccentric gear 16 is assembled towards the main shaft C13.

The utility model discloses a concrete embodiment: before the utility model is used, the guide sleeve component 2 is arranged into the straight machine head component 1 in a clearance fit way, the connector component 3 is arranged into the handle component 4 in a clearance fit way, the straight machine head 5 is arranged in a clearance fit way with the handle 35, the straight machine head component 1 is provided with a cylindrical pin clamping position corresponding to the handle component 4, the straight machine head component 1 is assembled by aligning to the clamping position, rotated and locked, finally the 7-shaped saw blade 9 is arranged, the 7-shaped saw blade 9 and the guide sleeve component 2 are locked into a whole by the locking nut 7 through screw threads, the connector component 3 is connected with an external electric motor, the electric motor rotates to drive the connector component 3 to move, the sun gear shaft 26, the three planet gears B24 and the gear ring 20 of the connector component 3 form a speed reducer, the rotation speed is reduced to achieve the effect of improving the torsion, and the connector component 3 drives the eccentric gear 16 of the guide sleeve component 2 to move left and right.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A7 style of calligraphy osteotome cell-phone which characterized in that: including 7 style of calligraphy saw bit (9), lock nut (7), straight head assembly (1), uide bushing subassembly (2), connector components (3), handle components (4), 7 style of calligraphy saw bit (9), lock nut (7), straight head assembly (1), uide bushing subassembly (2), connector components (3), handle components (4) assemble in proper order, straight head assembly (1) assembles in proper order by straight aircraft nose (5), two cylindric lock A (6) and O type circle (8) and constitutes, uide bushing subassembly (2) are assembled in proper order by two oily slide bearing (10), uide bushing (11), main shaft A (12), main shaft C (13), jump ring (14), bearing (15), eccentric gear (16) and eccentric bearing seat (17) and constitute, connector components (3) are by retainer plate (18), planetary gear A (19), The gear ring (20), the two bearings A (21), the bearing B (28), the bearing seat A (22), the planetary gear fixing shaft (23), the three planetary gears B (24), the large gasket (25), the sun gear shaft (26), the cylindrical pin (27), the bearing seat B (29), the bearing C (30), the small copper bush A (31), the cold ring compression spring (32), the pin bush (33) and the connector (34) are assembled in sequence, and the handle assembly (4) is formed by sequentially assembling a handle (35), a decorative ring (36), a second fixing ring (37) and a handle bushing (38).

2. The 7-shaped osteotome handpiece of claim 1, wherein: and the locking nut (7) is in threaded connection with the guide sleeve component (2).

3. The 7-shaped osteotome handpiece of claim 1, wherein: the gear end of the eccentric gear (16) is assembled towards the direction of the connector component (3), and the eccentric shaft end of the eccentric gear (16) is assembled towards the direction of the main shaft C (13).