CN213910602U

CN213910602U - Improved porcelain knife for dentistry

Info

Publication number: CN213910602U
Application number: CN202021107615.1U
Authority: CN
Inventors: 盛燕林; 张国星
Original assignee: Yangzijing Dental Equipment Shenzhen Co ltd
Current assignee: Yangzijing Dental Equipment Shenzhen Co ltd
Priority date: 2020-06-15
Filing date: 2020-06-15
Publication date: 2021-08-10
Anticipated expiration: 2030-06-15

Abstract

An improved porcelain knife for dentistry comprises a handle, a rod body and a porcelain knife body, wherein the rod body and the porcelain knife body are of an integrated structure, the porcelain knife body comprises a porcelain knife blade and a porcelain knife end head, and the porcelain knife blade is connected with the porcelain knife end head through an elastic rotating shaft; the front side of the porcelain cutter body is provided with a transmission mechanism, the transmission mechanism comprises a micro motor, a first transmission wheel and a second transmission wheel which are arranged on the surface of the handle, and cotton threads are wound on the surfaces of the first transmission wheel and the second transmission wheel; the ceramic knife is characterized in that the transmission mechanism is matched with cotton threads for use, so that the end head of the ceramic knife can be driven to turn over, an included angle is formed between the end head and the ceramic knife, the cut tissue can be conveniently taken out, other tools are avoided, and the functionality of the whole ceramic knife body in use is reflected; use elasticity pivot and separation blade, when the normal use porcelain cutter body, the porcelain sword end produces the effect of elastic recovery power down with the separation blade laminating in the elasticity pivot, conveniently carry out subsequent excision operation then.

Description

Improved porcelain knife for dentistry

Technical Field

The utility model belongs to the dental appliance field specifically is an improvement formula porcelain sword for dentistry uses.

Background

Dentistry is one of the medical discipline categories, commonly incorporated into the stomatology department in major hospitals; meanwhile, dentistry mainly treats diseases related to teeth and periodontium; general examination tools used in dentistry include probes, tweezers, mouth mirrors, and porcelain knives;

however, the existing dental porcelain knife has the following problems; the whole porcelain knife has single function, for example, the porcelain knife can only cut human tissues when in use, and other tools are needed for subsequent tissue taking-out operation; the working process is inconvenient to use in practice.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide an improved porcelain knife for dentistry.

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

an improved porcelain knife for dentistry comprises a handle, a rod body and a porcelain knife body, wherein the rod body and the porcelain knife body are of an integrated structure, the porcelain knife body comprises a porcelain blade and a porcelain knife end, and the porcelain blade is connected with the porcelain knife end through an elastic rotating shaft;

the front side of the porcelain knife body is provided with a transmission mechanism, the transmission mechanism comprises a micro motor, a first transmission wheel and a second transmission wheel which are arranged on the surface of the handle, cotton threads are wound on the surfaces of the first transmission wheel and the second transmission wheel, one end of each cotton thread is fixedly connected with the end head of the porcelain knife, and the other end of each cotton thread is connected with an output shaft matched with the micro motor in a winding manner;

the inside of handle is provided with the battery, the surface mounting of handle has the switch.

Preferably, the first driving wheel is connected with the rod body through a shaft rod, and the second driving wheel is connected with the porcelain blade through a shaft rod.

Preferably, the first driving wheel and the second driving wheel have the same specification, and the section of the second driving wheel is I-shaped.

Preferably, the included angle formed between the porcelain blade and the porcelain knife end head ranges from 0 to 90 degrees, and the knife edge ends are arranged on the same side of the porcelain blade and the porcelain knife end head.

Preferably, the positions, close to the two ends of the elastic rotating shaft, of the back side of the porcelain blade are fixedly provided with separation blades, and the porcelain cutter body is in an unused state, and the separation blades cover gaps generated between the porcelain blade and the porcelain cutter end head.

Preferably, the switch is connected with the micro motor through a lead.

Compared with the prior art, the utility model provides an improvement formula porcelain sword for dentistry uses has following beneficial effect:

firstly use drive mechanism and cotton thread cooperation, can drive the porcelain sword end and overturn, make and form the contained angle between its and the porcelain blade piece, conveniently take out the tissue after the excision, avoid using other instruments, embodied the functional of whole porcelain cutter body when using.

Secondly, use elasticity pivot and separation blade, when the normal use porcelain cutter body, the porcelain sword end produces the effect of elastic recovery power down with the separation blade laminating in the elasticity pivot, then conveniently carries out subsequent excision operation.

Drawings

Fig. 1 is an overall structure front view of the present invention;

fig. 2 is a rear view of the porcelain cutter body structure of the present invention;

fig. 3 is a schematic cross-sectional view of the second driving wheel of the present invention.

Reference numerals: 1. a handle; 2. a rod body; 3. a porcelain blade; 4. a porcelain cutter end; 5. a transmission mechanism; 51. a micro motor; 52. a first transmission wheel; 53. a second driving wheel; 6. a storage battery; 7. a switch; 8. a knife edge end; 9. an elastic rotating shaft; 10. a baffle plate.

Detailed Description

The following description will further describe an embodiment of an improved porcelain knife for dental use according to the present invention with reference to fig. 1. The present invention relates to an improved porcelain knife for dental use, which is not limited to the description of the following embodiments.

The embodiment provides a specific structure of an improved porcelain knife for dentistry, and as shown in fig. 1-3, the improved porcelain knife for dentistry comprises a handle 1, a rod body 2 and a porcelain knife body, wherein the rod body 2 and the porcelain knife body are of an integrated structure, the porcelain knife body comprises a porcelain blade 3 and a porcelain knife end head 4, and the porcelain blade 3 and the porcelain knife end head 4 are connected through an elastic rotating shaft 9;

a transmission mechanism 5 is arranged on the front side of the porcelain knife body, the transmission mechanism 5 comprises a micro motor 51, a first transmission wheel 52 and a second transmission wheel 53 which are arranged on the surface of the handle 1, cotton threads are wound on the surfaces of the first transmission wheel 52 and the second transmission wheel 53, one end of each cotton thread is fixedly connected with the end head 4 of the porcelain knife, and the other end of each cotton thread is connected with an output shaft matched with the micro motor 51 in a winding manner;

a storage battery 6 is arranged inside the handle 1, and a switch 7 is arranged on the surface of the handle 1.

As shown in fig. 1 and 3, the first transmission wheel 52 is connected with the rod body 2 through a shaft rod, and the second transmission wheel 53 is connected with the porcelain blade 3 through a shaft rod.

As shown in fig. 3, the first transmission wheel 52 and the second transmission wheel 53 have the same specification, and the section of the second transmission wheel 53 is in an "i" shape.

The surfaces of the two driving wheels are wound with 1-2 circles of cotton threads to limit and drive the cotton threads.

As shown in fig. 1 and 2, an included angle formed between the porcelain blade 3 and the porcelain blade tip 4 ranges from 0 to 90 °, and the same sides of the porcelain blade 3 and the porcelain blade tip 4 are both provided with a knife edge end 8.

The aforesaid uses drive mechanism 5 and cotton thread cooperation, can drive porcelain sword end 4 and overturn, makes and forms the contained angle between it and the porcelain blade 3, conveniently takes out the tissue after the excision, avoids using other instruments, has embodied the functional of whole porcelain cutter body when using.

Specifically, when the transmission mechanism 5 is used, the switch 7 can be pressed, so that the storage battery 6 supplies power to the micro motor 51 to rotate, and the porcelain knife end head 4 is driven to overturn through cotton threads until an included angle of 90 degrees is formed between the porcelain knife end head 4 and the porcelain blade 3, and then the work is stopped;

the section of the porcelain cutter body can form an L shape, so that a user can conveniently scrape the cut tissue.

As shown in fig. 1 and 2, blocking pieces 10 are fixedly arranged at positions on the back side of the porcelain blade 3 close to two ends of the elastic rotating shaft 9, and the blocking pieces 10 cover a gap generated between the porcelain blade 3 and the porcelain blade end head 4 when the porcelain blade body is not used.

Above-mentioned elasticity pivot 9 and separation blade 10 are used in the use, and when the normal use porcelain cutter body, porcelain sword end 4 is laminated with separation blade 10 under the effect of elasticity pivot 9 production elastic recovery power, conveniently carries out subsequent excision operation then.

As shown in fig. 1, the switch 7 is connected to the micro motor 51 by a lead.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. The utility model provides an improvement formula porcelain sword for dentistry uses, includes handle (1), the body of rod (2) and porcelain cutter body, its characterized in that: the rod body (2) and the porcelain cutter body are of an integrated structure, the porcelain cutter body comprises a porcelain blade (3) and a porcelain blade end (4), and the porcelain blade (3) and the porcelain blade end (4) are connected through an elastic rotating shaft (9);

the front side of the porcelain knife body is provided with a transmission mechanism (5), the transmission mechanism (5) comprises a micro motor (51), a first transmission wheel (52) and a second transmission wheel (53) which are arranged on the surface of the handle (1), cotton threads are wound on the surfaces of the first transmission wheel (52) and the second transmission wheel (53), one end of each cotton thread is fixedly connected with the end (4) of the porcelain knife, and the other end of each cotton thread is connected with an output shaft matched with the micro motor (51) in a winding manner;

the handle is characterized in that a storage battery (6) is arranged inside the handle (1), and a switch (7) is arranged on the surface of the handle (1).

2. An improved porcelain knife for dental use as claimed in claim 1, wherein: the first transmission wheel (52) is connected with the rod body (2) through a shaft rod, and the second transmission wheel (53) is connected with the porcelain blade (3) through a shaft rod.

3. An improved porcelain knife for dental use as claimed in claim 1, wherein: the first transmission wheel (52) and the second transmission wheel (53) are identical in specification, and the section of the second transmission wheel (53) is I-shaped.

4. An improved porcelain knife for dental use as claimed in claim 1, wherein: the included angle formed between the porcelain blade (3) and the porcelain knife end (4) ranges from 0 to 90 degrees, and the knife edge end (8) is arranged on the same side of the porcelain blade (3) and the porcelain knife end (4).

5. An improved porcelain knife for dental use as claimed in claim 1, wherein: the positions, close to the two ends of the elastic rotating shaft (9), of the back side of the porcelain blade (3) are fixedly provided with separation blades (10), the porcelain cutter body is in an unused state, and the separation blades (10) cover gaps generated between the porcelain blade (3) and the porcelain cutter end (4).

6. An improved porcelain knife for dental use as claimed in claim 1, wherein: the switch (7) is connected with the micro motor (51) through a lead.