CN211381863U - Novel dental handpiece head structure - Google Patents
Novel dental handpiece head structure Download PDFInfo
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- CN211381863U CN211381863U CN201922371296.9U CN201922371296U CN211381863U CN 211381863 U CN211381863 U CN 211381863U CN 201922371296 U CN201922371296 U CN 201922371296U CN 211381863 U CN211381863 U CN 211381863U
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- cover plate
- end cover
- dental handpiece
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Abstract
The utility model discloses a novel dental handpiece aircraft nose structure, including the front end cover board, establish the aircraft bonnet on the upper portion of front end cover board, establish the casing in front end cover board lower part, establish the rear end cover board in the casing lower part to and establish the pivot in the casing, the front end cover board with the aircraft bonnet between fixed connection, aircraft bonnet upper portion be equipped with fixed apron, the aircraft bonnet with fixed apron between connect through buckle structure, the aircraft bonnet with fixed apron form the inner chamber, the front end cover board be protruding structure, protruding structure in be equipped with drill bit fixing device, protruding structural cover have the shock attenuation piece, the shock attenuation piece establish in the inner chamber, the shock attenuation piece divide into shock attenuation piece and lower shock attenuation piece, lower shock attenuation piece on be equipped with the mounting groove. The utility model relates to a novel dental handpiece aircraft nose structure with simple structure and shock-absorbing effect.
Description
Technical Field
The utility model relates to the field of machinary, concretely relates to novel dental handpiece aircraft nose structure.
Background
The dental handpiece is a miniature medical cutting instrument which is held by a dentist and used for cutting, grinding, drilling and milling hard tissues (bones, teeth, false teeth embedded in the oral cavity, other artificial bone substitute materials and the like) in the oral cavity or a head-face operation area of a patient, and is generally divided into an electric dental handpiece and a pneumatic dental handpiece according to a power source. The electric dental handpiece is driven by a micro motor, and the pneumatic dental handpiece is driven by high-pressure airflow.
However, when the dental handpiece is actually used, the handle of the dental handpiece is internally provided with a plurality of water pipes and air pipes, and when the dental handpiece works, vibration and flutter and collision among the water pipes and the air pipes can be generated, so that the vibration is large, the treatment of doctors is influenced, and discomfort is also generated to patients.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model is to provide a novel dental handpiece aircraft nose structure that simple structure and have the cushioning effect.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the novel dental handpiece head structure comprises a front end cover plate, a hood arranged on the upper part of the front end cover plate, a casing arranged on the lower part of the front end cover plate, a rear end cover plate arranged on the lower part of the casing, and a rotating shaft arranged in the casing, wherein the front end cover plate is fixedly connected with the hood, a fixed cover plate is arranged on the upper part of the hood, the hood is connected with the fixed cover plate through a buckle structure, the hood and the fixed cover plate form an inner cavity, the front end cover plate is of a bulge structure, a drill bit fixing device is arranged in the bulge structure, a damping sheet is sleeved on the bulge structure and arranged in the inner cavity, the damping sheet is divided into an upper damping sheet and a lower damping sheet, a mounting groove is arranged on the lower damping sheet, a supporting block is arranged on the mounting groove, and the lower part of the front end cover plate is fixedly connected with the casing, the rear end cover plate is arranged on the lower portion of the shell, a cavity is arranged on the shell, and a rotating shaft is arranged in the shell.
Preferably, the upper part of the front end cover plate is provided with a first limiting step, the lower part of the damping sheet is provided with a second limiting step, and the first limiting step is contacted with the second limiting step.
Preferably, the upper shock absorbing sheet is provided with a limiting groove, the lower part of the fixed cover plate is provided with a boss, the boss is arranged in the limiting groove, the shock absorbing sheet is made of silicon rubber, and the mounting groove is uniformly distributed with four suction nozzle springs.
Preferably, the drill bit fixing device is limited in the front end cover plate by the fixing cover plate.
Preferably, the rotating shaft is provided with a support frame, and the lower part of the support frame is provided with a bearing.
Preferably, the rotating shaft is connected with the drill bit, and a damping ring is arranged at the connection position.
Preferably, the thickness of the cavity accounts for three-quarters of the thickness of the shell.
The utility model has the advantages that: the utility model discloses simple structure, through establishing shock attenuation piece and the damping ring on the front end apron, the drill bit can produce vibrations in the action, and shock attenuation piece and damping ring and drill bit contact can absorb the drill bit and rotate the part vibrations in the action, have improved dentist's maneuverability and patient's comfort to the dental handpiece when performing the operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the vibration-damping device comprises a hood 1, a vibration-damping sheet 2, a supporting block 201, a mounting groove 202, a fixing buckle 3, a fixing cover plate 4, a drill bit 5, a front end cover plate 6, a drill bit fixing device 7, a cavity 8, a machine shell 9, a rear end cover plate 10, a rotating shaft 11 and a vibration-damping ring 12.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1, a novel dental handpiece head structure comprises a front end cover plate 6, a housing 1 arranged on the upper portion of the front end cover plate 6, a housing 9 arranged on the lower portion of the front end cover plate 6, a rear end cover plate 10 arranged on the lower portion of the housing 9, and a rotating shaft 11 arranged in the housing 9, wherein the front end cover plate 6 is fixedly connected with the housing 1, the upper portion of the housing 1 is provided with a fixed cover plate 4, the housing 1 is connected with the fixed cover plate 4 through a buckle structure 3, the housing 1 and the fixed cover plate 4 form an inner cavity, the front end cover plate 1 is of a convex structure, a drill bit fixing device 7 is arranged in the convex structure, the convex structure is sleeved with a damping piece 2, the damping piece 4 is arranged in the inner cavity, the damping piece 4 is divided into an upper damping piece and a lower damping piece, the lower damping piece is provided with a mounting groove 202, the mounting groove 202 is provided with a supporting block 201, the lower part of the front end cover plate 6 is fixedly connected with the casing 9, the lower part of the casing 9 is provided with a rear end cover plate 10, the casing 9 is provided with a cavity 8, and the casing 9 is internally provided with a rotating shaft 11.
The drill bit fixing device 7 is limited in the front end cover plate 4 through the fixing cover plate 4, a support frame is arranged on the rotating shaft 11, a bearing is arranged at the lower part of the support frame 11, the rotating shaft 11 is connected with the drill bit 5, a damping ring 13 is arranged at the connecting part of the rotating shaft 11 and the drill bit 5, and the thickness of the cavity 8 accounts for three-fourths of the thickness of the shell 9.
In the specific implementation: the utility model discloses be equipped with shock attenuation piece 2 and damping ring 12, the drill bit can produce vibrations in the action, shock attenuation piece 2 and damping ring 12 and drill bit contact, vibrations make silicon rubber's shock attenuation piece 2 take place slight deformation, can absorb the drill bit through the deformation of self and rotate the partial vibrations in the action, drill bit 5 is moving in driling, slight shake can take place, damping ring 12 can reduce because of the vibrations that 5 horizontal hunting of drill bit said to produce, the comfort of dentist to the maneuverability of dental handpiece and patient when performing the operation has been improved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A novel dental handpiece head structure comprises a front end cover plate, a hood arranged on the upper part of the front end cover plate, a casing arranged on the lower part of the front end cover plate, a rear end cover plate arranged on the lower part of the casing, and a rotating shaft arranged in the casing, and is characterized in that the front end cover plate is fixedly connected with the hood, the upper part of the hood is provided with a fixed cover plate, the hood is connected with the fixed cover plate through a buckle structure, the hood and the fixed cover plate form an inner cavity, the front end cover plate is of a convex structure, a drill bit fixing device is arranged in the convex structure, a damping sheet is sleeved on the convex structure and arranged in the inner cavity, the damping sheet is divided into an upper damping sheet and a lower damping sheet, a mounting groove is arranged on the lower damping sheet, a supporting block is arranged on the mounting groove, and the lower part of the front end cover plate is fixedly connected with the casing, the rear end cover plate is arranged on the lower portion of the shell, a cavity is arranged on the shell, and a rotating shaft is arranged in the shell.
2. A novel handpiece structure of dental handpiece according to claim 1, characterized in that the upper part of the front cover plate is provided with a first limit step, the lower part of the shock absorbing plate is provided with a second limit step, and the first limit step is in contact with the second limit step.
3. A novel handpiece head structure of dental handpiece according to claim 1, characterized in that the upper shock absorbing plate is provided with a limiting groove, the lower part of the fixed cover plate is provided with a boss, the boss is arranged in the limiting groove, the shock absorbing plate is made of silicon rubber, and four suction nozzle springs are uniformly distributed on the mounting groove.
4. A novel handpiece configuration as claimed in claim 1, wherein the retaining cover retains the drill bit retaining means within the front cover.
5. A novel handpiece structure of dental handpiece according to claim 1, characterized in that the rotating shaft is provided with a support frame, and the lower part of the support frame is provided with a bearing.
6. A novel handpiece structure of dental handpiece according to claim 1, characterized in that the shaft is connected with the drill and a shock-absorbing ring is provided at the connection.
7. A novel handpiece configuration as claimed in claim 1, wherein said cavity has a thickness of three-quarters of the thickness of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922371296.9U CN211381863U (en) | 2019-12-24 | 2019-12-24 | Novel dental handpiece head structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922371296.9U CN211381863U (en) | 2019-12-24 | 2019-12-24 | Novel dental handpiece head structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211381863U true CN211381863U (en) | 2020-09-01 |
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ID=72206069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922371296.9U Active CN211381863U (en) | 2019-12-24 | 2019-12-24 | Novel dental handpiece head structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211381863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112890990A (en) * | 2021-01-25 | 2021-06-04 | 广州从化生华实业有限公司 | Dental implant mobile phone |
-
2019
- 2019-12-24 CN CN201922371296.9U patent/CN211381863U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112890990A (en) * | 2021-01-25 | 2021-06-04 | 广州从化生华实业有限公司 | Dental implant mobile phone |
| CN112890990B (en) * | 2021-01-25 | 2021-11-02 | 广州从化生华实业有限公司 | Dental implant mobile phone |
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