CN209347253U - A kind of dental handpiece - Google Patents
A kind of dental handpiece Download PDFInfo
- Publication number
- CN209347253U CN209347253U CN201820438319.6U CN201820438319U CN209347253U CN 209347253 U CN209347253 U CN 209347253U CN 201820438319 U CN201820438319 U CN 201820438319U CN 209347253 U CN209347253 U CN 209347253U
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- CN
- China
- Prior art keywords
- handle
- iron core
- air inlet
- bleeder valve
- main shaft
- Prior art date
- 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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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a kind of dental handpiece, including handle, the head positioned at handle one end, the pipeline in handle, the connector positioned at the handle other end, the main shaft that is arranged in head and turbine on main shaft, the vehicle needle being connect outside head and through clamp with main shaft；It further includes gas bleeder valve and control circuit, push switch, and the gas bleeder valve is set on the pipeline in handle, and control circuit is electrically connected with gas bleeder valve, push switch, and push switch is set to the middle section position of handle；It further includes lighting device, and the lighting device includes power supply, optical fiber, LED light, and power supply connects LED light by optical fiber, and power supply is set to the handle inner region of airtight waterproof, and LED light is set to handle front bottom end；The gas bleeder valve includes shell, skeleton, iron core, gasket, noise reduction gasket, returning spring, line packet, gas outlet.A kind of dental handpiece of the utility model operates when carrying air circuit breaker, convenient working.
Description
Technical field
The utility model belongs to dental equipment technical field, in particular to a kind of dental handpiece.
Background technique
Dental handpiece, also known as dental drill, it is currently used be air impeller high-speed dental drill, including handle, be located at handle one end
Head, the pipeline in handle, the connector positioned at the handle other end, the main shaft that is arranged in head and on main shaft
Turbine, the vehicle needle being connect outside head and through clamp with main shaft.In use, pipeline passes through connector and dental composite in handle
Therapeutic equipment forms connection, and the high-speed flow inputted by pipeline drives turbine rotation and with motor-car needle high speed rotation.
And currently, the control switch of gas circuit is usually provided on dentistry comprehensive treatment instrument, it is operationally inconvenient.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of dental handpieces, carry air circuit breaker, convenient working
When operate, and Quick air-discharge and noise and vibration can be reduced.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows:
A kind of dental handpiece, including handle, positioned at the head of handle one end, the pipeline in handle, be located at handle it is another
The connector of one end, the main shaft being arranged in head and turbine on main shaft are located at outside head and by clamp and main shaft company
The vehicle needle connect；
It further includes gas bleeder valve and control circuit, push switch, and the gas bleeder valve is set on the pipeline in handle, control electricity
Road is electrically connected with gas bleeder valve, push switch, and push switch is set to the middle section position of handle；
It further includes lighting device, and the lighting device includes power supply, optical fiber, LED light, and power supply connects LED by optical fiber
Lamp, power supply are set to the handle inner region of airtight waterproof, and LED light is set to handle front bottom end；
The gas bleeder valve includes shell, skeleton, iron core, gasket, noise reduction gasket, returning spring, line packet, gas outlet；Institute
Skeleton is stated to be placed among the inner cavity of shell；Skeleton upper end is equipped with air inlet, and middle part is equipped with air inlet cavity；The air inlet cavity two
End is separately connected air inlet, gas outlet；
The middle part of skeleton lower section is equipped with the sliding chamber of iron core, and it is intracavitary that iron core is placed in iron core cunning, intracavitary does back and forth movement iron core is sliding；
When sliding to top on iron core, iron core top gluing, sealing gas outlet；When iron core glides, air inlet, inlet chamber
Road, gas outlet mutual conduction, complete the degassing function of dental handpiece；
The iron core bottom end is arranged with returning spring；
Its outer wall of the lower section of skeleton is arranged wired packet (coil)；
Preferably, to guarantee air-tightness, gasket is arranged at the top of the iron core；
Preferably, to reduce noise and vibration, the mandrel bottom is equipped with noise reduction gasket.
The beneficial effects of the utility model are:
It is operated when its included air circuit breaker, convenient working, and can Quick air-discharge and reduction noise and vibration.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of dental handpiece of the utility model；
Fig. 2 is a kind of air releasing valve structure schematic diagram of dental handpiece of the utility model.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
As shown in Figure 1 and Figure 2, a kind of dental handpiece, including handle 1a, positioned at the one end handle 1a head 2a, be located at handle
Pipeline 3a in 1a, the connector positioned at the handle 1a other end, the main shaft and the turbine on main shaft, position that are arranged in head 2a
In the vehicle needle 4a being connect outside head 2a and by clamp with main shaft；
It further includes gas bleeder valve 8a and control circuit, push switch, and the gas bleeder valve 8a is set to the pipeline 3a in handle 1a
On, control circuit is electrically connected with gas bleeder valve 8a, push switch, and push switch is set to the middle section position of handle 1a；
It further includes lighting device, and the lighting device includes power supply 5a, optical fiber 6a, LED light 7a, and power supply 5a passes through optical fiber
6a connection LED light 7a, power supply 5a are set to the handle 1a interior zone of airtight waterproof, and LED light 7a is set to handle 1a front bottom end；
The gas bleeder valve 8a includes shell 1, skeleton 2, iron core 3, gasket 4, noise reduction gasket 5, spring 6, line packet 7, outlet
Mouth 8；The skeleton 2 is placed among the inner cavity of shell 1；2 upper end of skeleton is equipped with air inlet 91, and middle part is equipped with air inlet cavity 9；Institute
9 bottom of air inlet cavity is stated equipped with gas outlet 8,9 both ends of air inlet cavity are separately connected air inlet 91, gas outlet 8；
The middle part of 2 lower section of skeleton is equipped with the sliding chamber 93 of iron core, and iron core 3 is placed in the sliding chamber 93 of iron core, does in the sliding chamber 93 of iron core
Back and forth movement；
When sliding to top on iron core 3,3 top gluing, sealing gas outlet 8 of iron core；When iron core 3 glides, air inlet 91,
Air inlet cavity 9,8 mutual conduction of gas outlet, complete the degassing function of dental handpiece；
3 bottom end of iron core is arranged with returning spring 6；
Its outer wall of the lower section of skeleton 2 is arranged wired packet 7；
Preferably, to guarantee air-tightness, gasket 4 is arranged at the top of the iron core 3；
Preferably, to reduce noise and vibration, 3 bottom of iron core is equipped with noise reduction gasket 5.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.
Claims (4)
1. a kind of dental handpiece, including handle, positioned at the head of handle one end, the pipeline in handle, to be located at handle another
The connector at end, the main shaft being arranged in head and turbine on main shaft are located at outside head and are connect by clamp with main shaft
Vehicle needle；It is characterized by:
It further includes gas bleeder valve and control circuit, push switch, and the gas bleeder valve is set on the pipeline in handle, control circuit with
Gas bleeder valve, push switch electrical connection, push switch are set to the middle section position of handle；
It further includes lighting device, and the lighting device includes power supply, optical fiber, LED light, and power supply connects LED light, electricity by optical fiber
Source is set to the handle inner region of airtight waterproof, and LED light is set to handle front bottom end；
The gas bleeder valve includes shell, skeleton, iron core, line packet, gas outlet；The skeleton is placed among the inner cavity of shell；Skeleton
Upper end is equipped with air inlet, and middle part is equipped with air inlet cavity；Air inlet cavity bottom is equipped with gas outlet, air inlet cavity both ends difference
Connect air inlet, gas outlet；
The middle part of skeleton lower section is equipped with the sliding chamber of iron core, and it is intracavitary that iron core is placed in iron core cunning, intracavitary does back and forth movement iron core is sliding；
When sliding to top on iron core, iron core top gluing, sealing gas outlet；When iron core glides, air inlet, air inlet cavity, outlet
Mouth mutual conduction；
Its outer wall of the lower section of the skeleton is arranged wired packet.
2. dental handpiece as described in claim 1, it is characterised in that: the iron core bottom end is also arranged with returning spring.
3. dental handpiece as claimed in claim 2, it is characterised in that: set is additionally provided with gasket at the top of the iron core.
4. such as dental handpiece as claimed in any one of claims 1-3, it is characterised in that: the mandrel bottom is additionally provided with silencing pad
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820438319.6U CN209347253U (en) | 2018-03-29 | 2018-03-29 | A kind of dental handpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820438319.6U CN209347253U (en) | 2018-03-29 | 2018-03-29 | A kind of dental handpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209347253U true CN209347253U (en) | 2019-09-06 |
Family
ID=67778528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820438319.6U Active CN209347253U (en) | 2018-03-29 | 2018-03-29 | A kind of dental handpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209347253U (en) |
-
2018
- 2018-03-29 CN CN201820438319.6U patent/CN209347253U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |