CN216742664U

CN216742664U - Multipurpose dental low-speed turbine handpiece

Info

Publication number: CN216742664U
Application number: CN202220420656.9U
Authority: CN
Inventors: 舒弋倬; 徐昱
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-06-14
Anticipated expiration: 2032-02-25

Abstract

The utility model discloses a multipurpose dental low-speed turbine handpiece, and particularly relates to the technical field of dentistry. In the scheme, by arranging the gear transmission box, when the torque needs to be changed, only the driven shaft needs to be moved, the third driving wheel and the third driven wheel are in meshed connection, the transmission ratio is 6:1, namely the transmission ratio of the root canal mobile phone, the fourth driving wheel and the fourth driven wheel are in meshed connection, and the transmission ratio is 20:1, namely the transmission ratio of the planting mobile phone; the adjustment of the torque is controlled by switching the transmission ratio, so that a user can select a proper transmission ratio according to actual conditions, and the universality of the device is improved.

Description

Multipurpose dental low-speed turbine handpiece

Technical Field

The utility model relates to the technical field of dentistry, in particular to a multipurpose dental low-speed turbine handpiece.

Background

As an important medical device in the department of stomatology, the dental turbine hand piece is mainly divided into a high-speed turbine hand piece and a low-speed turbine hand piece. In addition, the device is divided into a plurality of directions, namely a planting mobile phone for planting and a root canal mobile phone for root canal therapy.

However, these various mobile phones are separately equipped due to different torques, different rotation speeds and different application scenes, which causes troubles in various aspects such as increase of total purchase cost and complexity of the types of instruments, and the mobile phones cannot be integrated by the same equipment, so that not only the mobile phones of various models need to be purchased, but also the instruments need to be frequently replaced during work.

It is therefore desirable to provide a multi-purpose dental low-speed turbine handpiece.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide a multipurpose dental low-speed turbine handpiece to solve the problems of the existing dental turbine handpiece which is of various types and lacks of integrated equipment.

In order to solve the technical problems, the utility model provides the following technical scheme: a multipurpose dental low-speed turbine handpiece comprises an output power device, wherein an output end of the output power device is fixedly sleeved with a driving shaft, the outer wall of the driving shaft is provided with a gear transmission box, the outer wall of the driving shaft is respectively fixedly sleeved with a first driving wheel, a second driving wheel, a third driving wheel and a fourth driving wheel, the inner wall of the gear transmission box is rotatably provided with a driven shaft, the outer wall of the driven shaft is respectively fixedly sleeved with a first driven wheel, a second driven wheel, a third driven wheel and a fourth driven wheel, the outer edge of the first driving wheel is meshed with the first driven wheel, the outer edge of the second driving wheel is meshed with the second driven wheel, the outer edge of the third driving wheel is meshed with the third driven wheel, the fourth driving wheel is meshed with the fourth driven wheel, one end of the driven shaft extends to the outside of the gear transmission box, and fixed the cover and have connect the slip gear, the outer wall of gear drive case rotates installs the transmission shaft, the fixed cover of outer wall of transmission shaft has connect the long gear, the outer edge of long gear and slip gear between the meshing be connected.

Preferably, a driving machine head is fixedly sleeved at one end of the transmission shaft, and the sliding gear can also slide on the outer wall of the long gear.

Preferably, a hollow sleeve is fixedly mounted on the inner wall of the gear transmission box, and the driven shaft is slidably mounted on the inner wall of the hollow sleeve.

Preferably, the output power device is an electric device or a pneumatic device.

Preferably, an observation window is arranged on the outer side of the gear transmission case.

The technical scheme of the utility model has the following beneficial effects:

among the above-mentioned scheme, through having set up gear box, when the moment of torsion is changed to needs, only need remove the driven shaft, for example: the first driving wheel and the first driven wheel are in meshed connection, the transmission ratio is 1:5, the transmission ratio is the transmission ratio of a high-speed mobile phone T1 LINE C200L, the second driving wheel and the second driven wheel are in meshed connection, the transmission ratio is 1:1, the transmission ratio is the transmission ratio of a high-speed mobile phone T1 LINE C40L, the third driving wheel and the third driven wheel are in meshed connection, the transmission ratio is 6:1, the transmission ratio is the transmission ratio of a root canal mobile phone, the fourth driving wheel and the fourth driven wheel are in meshed connection, the transmission ratio is 20:1, and the transmission ratio is the transmission ratio of a planting mobile phone; the adjustment of the torque is controlled by switching the transmission ratio, so that a user can select a proper transmission ratio according to actual conditions, and the universality of the device is improved.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present invention;

fig. 2 is a schematic view of the overall internal structure of the present invention.

[ reference numerals ]

1. An output power device; 2. a drive shaft; 3. a gear transmission case; 4. a first drive wheel; 5. a second driving wheel; 6. a third driving wheel; 7. a fourth driving wheel; 8. a first driven wheel; 9. a second driven wheel; 10. a third driven wheel; 11. a fourth driven wheel; 12. a hollow sleeve; 13. a driven shaft; 14. a sliding gear; 15. a drive shaft; 16. a long gear; 17. driving the machine head; 18. and (4) an observation window.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments, the description of which is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention in any way.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Example one

As shown in fig. 1-2, an embodiment of the present invention provides a multipurpose dental low-speed turbine handpiece, which includes an output power device 1, a driving shaft 2 is fixedly sleeved on an output end of the output power device 1, a gear transmission case 3 is disposed on an outer wall of the driving shaft 2, a first driving wheel 4, a second driving wheel 5, a third driving wheel 6 and a fourth driving wheel 7 are respectively fixedly sleeved on an outer wall of the driving shaft 2, a driven shaft 13 is rotatably mounted on an inner wall of the gear transmission case 3, a first driven wheel 8, a second driven wheel 9, a third driven wheel 10 and a fourth driven wheel 11 are respectively fixedly sleeved on an outer wall of the driven shaft 13, an outer edge of the first driving wheel 4 is engaged with the first driven wheel 8, an outer edge of the second driving wheel 5 is engaged with the second driven wheel 9, an outer edge of the third driving wheel 6 is engaged with the third driven wheel 10, an outer edge of the fourth driving wheel 7 is engaged with the fourth driven wheel 11, one end of the driven shaft 13 extends to the outside of the gear transmission case 3, and is fixedly sleeved with a sliding gear 14, the outer wall of the gear transmission case 3 is rotatably provided with a transmission shaft 15, the outer wall of the transmission shaft 15 is fixedly sleeved with a long gear 16, and the outer edge of the long gear 16 is meshed with the sliding gear 14.

Wherein, one end of the transmission shaft 15 is fixedly sleeved with a driving machine head 17, and the sliding gear 14 can also slide on the outer wall of the long gear 16.

Wherein, the inner wall of gear box 3 is fixedly installed with hollow sleeve 12, and driven shaft 13 is installed in the inner wall of hollow sleeve 12 in a sliding manner.

Wherein, the output power equipment 1 is electric equipment or pneumatic equipment.

Specifically, the electric device may select a driving motor or a driving motor.

Wherein the gear housing 3 is provided with an observation window 18 on its outer side.

Specifically, the observation window is the transparent material component, can look over whether the gear meshing finishes.

In particular, implant handpieces, root canal handpieces, and basic dental low-speed turbine handpieces for rotary or reciprocating treatments of enamel, dentin, and the like have been found to be very similar in many respects from daily observations. First, the inputs are similar, most of them use electric power, and a small part is electric power or pneumatic power. Secondly, the rotating speed intervals are partially overlapped, for example, the maximum rotating speed of a common dentpipe Sirona inplant 20:1 is 40000/min, the maximum working rotating speed is 2000/min, the maximum rotating speed of a common dentpipe handpiece dentpipe Sirona end 6:1 is 40000/min, the maximum working rotating speed is 6700/min, and the maximum rotating speed of a common low-speed handpiece in the market is about ten thousand revolutions. The maximum working rotating speeds of the three parts are similar. Thirdly, the structure of the three heads is almost the same. Therefore, various mobile phones can be integrated, and the mobile phone is designed.

Specifically, when the torque needs to be exchanged, only the driven shaft needs to be moved, for example: the first driving wheel 4 is in meshed connection with the first driven wheel 8, the transmission ratio is 1:5, the transmission ratio is the transmission ratio of a high-speed mobile phone T1 LINE C200L, the second driving wheel 5 is in meshed connection with the second driven wheel 9, the transmission ratio is 1:1, the transmission ratio is the transmission ratio of a high-speed mobile phone T1 LINE C40L, the third driving wheel 6 is in meshed connection with the third driven wheel 10, the transmission ratio is 6:1, the transmission ratio is the transmission ratio of a root canal mobile phone, the fourth driving wheel 7 is in meshed connection with the fourth driven wheel 11, the transmission ratio is 20:1, and the transmission ratio is the transmission ratio of a mobile phone for planting; the adjustment of the torque is controlled by switching the transmission ratio, so that a user can select a proper transmission ratio according to actual conditions, and the universality of the device is improved.

Specifically, the driven shaft 13 is driven to rotate by utilizing gear engagement, the driven shaft 13 drives the sliding gear 14 to rotate, the sliding gear 14 drives the long gear 16 to rotate, and finally the driving machine head 17 is driven to rotate, and when the distance between the gears is set, only one pair of gears can be engaged.

The working process of the utility model is as follows:

according to the scheme, the output power equipment 1 (the driving motor) is started, the driving shaft is driven to rotate by the driving motor, the driving shaft drives the driving wheel on the outer wall to rotate, the driving wheel drives the driven wheel to rotate, so that the driven shaft 13 is driven to rotate, the driven shaft 13 drives the sliding gear 14 to rotate, the sliding gear 14 drives the long gear 16 to rotate, and finally the driving machine head 17 is driven to rotate.

The device has effectively solved the problem that current dental turbine cell-phone article type is various, lacks the equipment of integration together, realizes the purpose of a tractor serves several purposes, has increased the commonality of device, and the practicality is strong, is worth promoting.

Claims

1. The utility model provides a multipurpose dentistry low-speed turbine handpiece, includes output power equipment (1), the fixed cover of output power equipment (1) has connect drive shaft (2), the outer wall of drive shaft (2) is equipped with gear transmission case (3), its characterized in that, the outer wall of drive shaft (2) is fixed respectively to cup joint first action wheel (4), second action wheel (5), third action wheel (6) and fourth action wheel (7), the inner wall of gear transmission case (3) rotates installs driven shaft (13), the outer wall of driven shaft (13) is fixed respectively to have connect first from driving wheel (8), second from driving wheel (9), third from driving wheel (10) and fourth from driving wheel (11), the outer edge of first action wheel (4) and first from being connected in mesh between driving wheel (8), the outer edge of second action wheel (5) and second from being connected in mesh between driving wheel (9), the outer edge of third action wheel (6) is connected with the meshing between third follow driving wheel (10), the outer edge of fourth action wheel (7) is connected with the meshing between fourth follow driving wheel (11), the one end of driven shaft (13) extends to the outside of gear drive case (3), and fixed cover has connect sliding gear (14), transmission shaft (15) are installed in the outer wall rotation of gear drive case (3), the outer wall of transmission shaft (15) is fixed to be cup jointed long gear (16), meshing between the outer edge of long gear (16) and sliding gear (14) is connected.

2. A multi-purpose dental low-speed turbine handpiece according to claim 1, wherein a driving head (17) is fixedly attached to one end of said drive shaft (15), and said sliding gear (14) is also slidable on the outer wall of the long gear (16).

3. A multi-purpose dental low-speed turbine handpiece according to claim 1, wherein the gear housing (3) has a hollow sleeve (12) fixedly mounted on its inner wall, and the driven shaft (13) is slidably mounted on the inner wall of the hollow sleeve (12).

4. A multi-purpose dental low-speed turbine handpiece according to claim 1, characterized in that the output power device (1) is an electric device or a pneumatic device.

5. A multi-purpose dental low-speed turbine handpiece according to claim 1, wherein the gear housing (3) is provided with a viewing window (18) on the outside.