CN215019323U - Novel dental handpiece - Google Patents
Novel dental handpiece Download PDFInfo
- Publication number
- CN215019323U CN215019323U CN202120581403.5U CN202120581403U CN215019323U CN 215019323 U CN215019323 U CN 215019323U CN 202120581403 U CN202120581403 U CN 202120581403U CN 215019323 U CN215019323 U CN 215019323U
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- CN
- China
- Prior art keywords
- circuit board
- led circuit
- fixing sleeve
- dental handpiece
- led
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model relates to a novel dental handpiece, including the main part, this main part has set gradually aircraft nose, preceding handle and back handle after to in the past the back handle in form the work piece and hold the chamber, hold the fixed cover of generator that the fixed cover of intracavity was installed to the LED circuit board and was adjacent to set up with the fixed cover of LED circuit board this work piece one side of the fixed cover of LED circuit board is provided with the circuit board standing groove in detachable install the LED circuit board, this LED circuit board wholly is the arc setting a side of LED circuit board is provided with the light source. The utility model has the advantages that: the maintenance efficiency is improved, the problem of complicated wire connection is solved, maintenance personnel and even dentists can easily replace a light source (LED), the wire connection is not needed, and the safety is improved.
Description
Technical Field
The utility model relates to a novel dental handpiece relates to oral medical field technique.
Background
The existing dental handpiece with light in the market is a multi-core wire LED bulb which comprises two connecting wires and is not easy to replace. Meanwhile, when the multi-core wire LED bulb is replaced, two wires need to be reconnected, and if the wires are connected in a wrong way or the wires are in poor contact, the LED is not lighted.
SUMMERY OF THE UTILITY MODEL
For overcoming the defects of the prior art, the utility model provides a novel dental handpiece, the technical scheme of the utility model is that:
a novel dental handpiece comprises a main body, wherein the main body is sequentially provided with a handpiece, a front handle and a rear handle from front to back, a workpiece accommodating cavity is formed in the rear handle, an LED circuit board fixing sleeve and a generator fixing sleeve which is adjacent to the LED circuit board fixing sleeve are arranged in the workpiece accommodating cavity, a circuit board placing groove is formed in one side of the LED circuit board fixing sleeve, an LED circuit board is detachably arranged in the circuit board placing groove, the whole LED circuit board is arranged in an arc shape, a light source is arranged on one side face of the LED circuit board, and a channel corresponding to the light source is arranged in the LED circuit board fixing sleeve; the generator is arranged in the generator fixing sleeve and is connected with the LED circuit board through an electrifying probe.
The LED circuit board fixing sleeve is provided with a lower insertion hole, the lower part of the inner side of the front handle is provided with an extension plate, the extension plate is provided with an upper insertion hole, and the upper insertion hole is connected with the lower insertion hole through a pin shaft after being in butt joint.
The rear handle is connected with the front handle through threads.
The light source is arranged in the middle of the LED circuit board.
And the LED circuit board is provided with a conductive contact area connected with the electrifying probe.
The utility model has the advantages that: the maintenance efficiency is improved, the problem of complicated wire connection is solved, maintenance personnel and even dentists can easily replace a light source (LED), the wire connection is not needed, and the safety is improved.
Drawings
Fig. 1 is a schematic view of the main structure of the present invention.
Fig. 2 is a schematic diagram of the exploded structure of fig. 1.
Fig. 3 is a schematic structural view of the LED circuit board securing sleeve of fig. 2.
Fig. 4 is a schematic structural diagram of the LED circuit board in fig. 2.
Detailed Description
The invention will be further described with reference to specific embodiments, the advantages and features of the invention will become more apparent as the description proceeds. These examples are merely illustrative and do not limit the scope of the invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Referring to fig. 1 to 4, the utility model relates to a novel dental handpiece, which comprises a main body, wherein the main body is provided with a handpiece 1, a front handle 2 and a rear handle 3 in sequence from front to back, a workpiece accommodating cavity is formed in the rear handle 3, an LED circuit board fixing sleeve 4 and a generator fixing sleeve 6 which is arranged adjacent to the LED circuit board fixing sleeve 4 are arranged in the workpiece accommodating cavity, a circuit board placing groove 11 is arranged on one side of the LED circuit board fixing sleeve 4, an LED circuit board 5 is detachably arranged in the circuit board placing groove 11, the LED circuit board 5 is integrally arranged in an arc shape, a light source 12 is arranged on one side surface of the LED circuit board 5, and a channel corresponding to the light source 12 is arranged in the LED circuit board fixing sleeve 4; a generator is arranged in the generator fixing sleeve 6 and is connected with the LED circuit board 5 through an electrifying probe 7.
The LED circuit board fixing sleeve is provided with a lower inserting hole 9, the lower part of the inner side of the front handle is provided with an extending plate, an upper inserting hole 10 is arranged on the extending plate, and the upper inserting hole 10 is connected with the lower inserting hole 9 through a pin shaft 8 after being butted, so that the front handle is connected with the LED circuit board fixing sleeve.
The rear handle 3 is connected with the front handle 2 through threads, and the disassembly and the assembly are convenient.
The light source 12 is arranged in the middle of the LED circuit board 5.
And the LED circuit board 5 is provided with a conductive contact area connected with the electrifying probe 7.
The utility model discloses a theory of operation is: when the LED circuit board damages and does not light, only need directly take out in the fixed cover of LED circuit board, put into the circuit board standing groove of the fixed cover of LED circuit board with new LED circuit board, can easily accomplish the change, need not to worry that the electric wire connects wrong or contact failure, lead to the problem that LED is not bright to technical worry when reducing dentist and maintaining.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. A novel dental handpiece comprises a main body and is characterized in that the main body is sequentially provided with a handpiece, a front handle and a rear handle from front to back, a workpiece accommodating cavity is formed in the rear handle, an LED circuit board fixing sleeve and a generator fixing sleeve which is adjacent to the LED circuit board fixing sleeve are arranged in the workpiece accommodating cavity, a circuit board placing groove is formed in one side of the LED circuit board fixing sleeve, an LED circuit board is detachably arranged in the circuit board placing groove, the LED circuit board is integrally arranged in an arc shape, a light source is arranged on one side face of the LED circuit board, and a channel corresponding to the light source is arranged in the LED circuit board fixing sleeve; the generator is arranged in the generator fixing sleeve and is connected with the LED circuit board through an electrifying probe.
2. The dental handpiece as claimed in claim 1, wherein the LED circuit board fixing sleeve is provided with a lower insertion hole, the lower part of the inner side of the front handle is provided with an extension plate, the extension plate is provided with an upper insertion hole, and the upper insertion hole and the lower insertion hole are connected together by a pin after being butted.
3. A novel dental handpiece according to claim 1 or 2, wherein said rear handle is threadably connected to said front handle.
4. A novel dental handpiece according to claim 3, wherein the light source is arranged in the middle of the LED circuit board.
5. A novel dental handpiece according to claim 1, wherein the LED circuit board is provided with electrically conductive contact areas for connection to an electrical probe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120581403.5U CN215019323U (en) | 2021-03-23 | 2021-03-23 | Novel dental handpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120581403.5U CN215019323U (en) | 2021-03-23 | 2021-03-23 | Novel dental handpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215019323U true CN215019323U (en) | 2021-12-07 |
Family
ID=79154052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120581403.5U Active CN215019323U (en) | 2021-03-23 | 2021-03-23 | Novel dental handpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215019323U (en) |
-
2021
- 2021-03-23 CN CN202120581403.5U patent/CN215019323U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |