CN215080055U - Nozzle of dental three-purpose spray gun - Google Patents
Nozzle of dental three-purpose spray gun Download PDFInfo
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- CN215080055U CN215080055U CN202120624277.7U CN202120624277U CN215080055U CN 215080055 U CN215080055 U CN 215080055U CN 202120624277 U CN202120624277 U CN 202120624277U CN 215080055 U CN215080055 U CN 215080055U
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- nozzle
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- hole
- spray gun
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Abstract
The utility model relates to the technical field of dental instruments, and provides a nozzle of a dental three-purpose spray gun, which comprises an integrally formed connecting part and a spraying part, wherein a connecting cavity is arranged in the connecting part, at least one air outlet hole and at least one liquid outlet hole are axially arranged in the spraying part, the air outlet hole and the liquid outlet hole extend from the end part of the spraying part to the connecting cavity, a guiding structure is arranged on the inner wall of the connecting cavity, a position mark is arranged on the outer wall of the connecting part, and the position of the position mark is just opposite to the position of the guiding structure; the nozzle has certain deformation capacity when stressed. The quick plug-in structure is adopted, so that the connection between the nozzle and the adapter is realized, and the connection and the disassembly are convenient; meanwhile, the alignment of the guide structure between the nozzle and the adapter is realized through the position mark, and the method is quick and accurate; the spraying part of the nozzle is stressed and deformed to have a certain bending angle and an inclination angle, and meanwhile, the straight type and the bent type using requirements are met, so that the application range is wider.
Description
Technical Field
The utility model relates to the technical field of dental instruments, in particular to a nozzle of a dental three-purpose spray gun.
Background
The dental three-purpose spray gun is an indispensable cleaning tool in dental oral treatment, and is used for cleaning and drying the oral cavity by spraying water, mist, air and the like in the dental operation or treatment process. The nozzle is the important component of dentistry three way spray gun, and the nozzle generally is connected through the spray lance of adapter and spray gun, lets in liquid or gaseous, and among the existing structure, the nozzle adopts modes such as screw thread with the adapter to be connected more, because its volume ratio is less, and the screw thread is difficult to aim at during manual installation, and is more time-consuming. In addition, the existing nozzles are generally divided into a bent type and a straight type, and the nozzles need to be replaced under different conditions, which is troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: in order to overcome the defects in the prior art, the utility model provides a nozzle of a dental three-purpose spray gun.
The utility model provides a technical scheme that its technical problem will adopt is: the utility model provides a dentistry three way nozzle, includes integrated into one piece's connecting portion and injection portion, the inside connection chamber that is equipped with of connecting portion, be equipped with at least one venthole and at least one play liquid hole along the axial in the injection portion, the venthole extends to the connection chamber with the tip of going out liquid hole from injection portion, be equipped with guide structure on the inner wall of connection chamber, be equipped with the position mark on the outer wall of connecting portion, the position of position mark is just right with guide structure's position. When being connected with the adapter, the guide structure on the connecting portion matches with the guide structure on the adapter, and the guide structure is adjusted well through outside position mark discernment to realize that air outlet and play liquid hole and intake pipe and feed liquor pipe on the adapter aim at.
Furthermore, one end of the air outlet hole and one end of the liquid outlet hole, which are close to the connecting cavity, are provided with conical guide parts, and the other ends of the air outlet hole and the liquid outlet hole are provided with inclined spraying surfaces. This toper guide part can make intake pipe and feed liquor pipe aim at the venthole fast and go out the liquid hole, and intake pipe and feed liquor pipe on the adapter of being convenient for insert fast.
Further, an air hole pressurizing part and a liquid hole pressurizing part are respectively arranged at one end, close to the outlet, of the air outlet hole and the liquid outlet hole, the inner diameter of the air hole pressurizing part is smaller than that of the air outlet hole, and the inner diameter of the liquid hole pressurizing part is smaller than that of the liquid outlet hole. The pressurization of gas and liquid is realized by reducing the size of the inner diameter, so that the spraying speed is increased, and certain flushing capacity can be realized.
Furthermore, the tip of connecting the chamber is equipped with the toper guide part, and this toper guide part is used for the direction when the adapter inserts and connects the chamber, and the nozzle of being convenient for is connected with the adapter fast alignment.
Further, in order to have both the straight type and the bent type functions, the injection part has a certain plastic deformation capability, and the injection part can have any bending angle and inclination angle by an external force.
Further, the nozzle is made of polyethylene or ABS resin material. Wherein, the ABS resin is the abbreviation of acrylonitrile-butadiene-styrene (ABS) resin.
The utility model has the advantages that: the utility model provides a nozzle of a dental three-purpose spray gun, which adopts a quick plug-in structure to realize the connection between the nozzle and an adapter, and is convenient to connect and disassemble; meanwhile, the alignment of the guide structure between the nozzle and the adapter is realized through the position mark, and the method is quick and accurate; the spraying part of the nozzle is stressed and deformed to have a certain bending angle and an inclination angle, and meanwhile, the straight type and the bent type using requirements are met, so that the application range is wider.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic perspective view of the nozzle of the present invention.
Fig. 2 is a schematic perspective view of the nozzle of the present invention.
Fig. 3 is a schematic sectional structure diagram of the nozzle of the present invention.
In the figure: 1. connecting part, 2, connecting cavity, 21, conical guide part, 3, spraying part, 4, air outlet, 41, air hole pressurizing part, 5, liquid outlet, 51, liquid hole pressurizing part, 6, guide structure, 7, position mark, 8, conical guide part, 9 and spraying surface.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. This figure is a simplified schematic diagram, and merely illustrates the basic structure of the present invention in a schematic manner, and therefore it shows only the constitution related to the present invention.
As shown in fig. 1-2, the utility model discloses a nozzle of three way spray gun for dentistry, including integrated into one piece's connecting portion 1 and injection portion 3, connecting portion 1 is inside to be equipped with and to connect chamber 2, and the tip of connecting chamber 2 is equipped with toper guide part 21, is convenient for be connected with the adapter. At least one air outlet hole 4 and at least one liquid outlet hole 5 are axially arranged in the injection part 3, the number of the air outlet holes 4 and the number of the liquid outlet holes 5 can be set according to requirements, and different air outlet holes 4 can be communicated with each other or can be mutually independent; different liquid outlet holes 5 can be mutually independent and can also be mutually communicated, and different types of cleaning liquid can be sprayed out between the mutually independent liquid outlet holes 5. Venthole 4 and play liquid hole 5 extend to connection chamber 2 from the tip of injection portion 3, be equipped with guide structure 6 on the inner wall of connection chamber 2, be equipped with position mark 7 on the outer wall of connecting portion 1, position mark 7's position is just right with guide structure 6's position. When being connected with the adapter, guide structure 6 on connecting portion 1 matches with guide structure 6 on the adapter, through 7 discernments of outside position mark guide structure 6 well to realize that air outlet 4 and play liquid hole 5 aim at with intake pipe and feed liquor pipe on the adapter.
Guide structure 6 adopts the bellied guide strip of connecting chamber 2 earlier on in this embodiment, and position mark 7 adopts a lug, and the position of lug is just to the position of guide strip, because the guide strip is located connecting chamber 2 insidely, as long as align the guide way of adapter with outside position mark 7 when pegging graft with the adapter can.
As shown in fig. 3, the outlet holes 4 and 5 are provided with a conical guide part 8 at one end near the connecting cavity 2 and an inclined spraying surface 9 at the other end. This toper guide portion 8 can make the intake pipe of adapter and feed liquor pipe aim at venthole 4 fast and go out liquid hole 5, and intake pipe and feed liquor pipe on the adapter of being convenient for insert fast. And one ends of the air outlet 4 and the liquid outlet 5, which are close to the outlet, are respectively provided with an air hole pressurizing part 41 and a liquid hole pressurizing part 51, the inner diameter of the air hole pressurizing part 41 is smaller than that of the air outlet 4, and the inner diameter of the liquid hole pressurizing part 51 is smaller than that of the liquid outlet 5. The pressurization of gas and liquid is realized by reducing the size of the inner diameter, so that the spraying speed is increased, and certain flushing capacity can be realized.
The ejection part 3 has a certain plastic deformability, and the ejection part 3 can have any bending angle and inclination angle by an external force. The nozzle is made of polyethylene or ABS resin material. Wherein, the ABS resin is the abbreviation of acrylonitrile-butadiene-styrene (ABS) resin.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A nozzle of a dental three-purpose spray gun is characterized in that: connecting portion and injection portion including integrated into one piece, the inside connection chamber that is equipped with of connecting portion, be equipped with at least one venthole and at least one play liquid hole along the axial in the injection portion, the venthole extends to the connection chamber with the tip that goes out the liquid hole from injection portion, be equipped with guide structure on the inner wall in connection chamber, be equipped with the position mark on the outer wall of connecting portion, the position of position mark is just right with guide structure's position.
2. A nozzle for a dental three-way spray gun as defined in claim 1, wherein: one end of the air outlet hole and one end of the liquid outlet hole, which are close to the connecting cavity, are provided with conical guide parts, and the other ends of the air outlet hole and the liquid outlet hole are provided with inclined spraying surfaces.
3. A nozzle for a dental three-way spray gun as defined in claim 1, wherein: one end of the air outlet and one end of the liquid outlet, which are close to the outlet, are respectively provided with an air hole pressurizing part and a liquid hole pressurizing part, the inner diameter of the air hole pressurizing part is smaller than that of the air outlet, and the inner diameter of the liquid hole pressurizing part is smaller than that of the liquid outlet.
4. A nozzle for a dental three-way spray gun as defined in claim 1, wherein: the end of the connecting cavity is provided with a conical guide part.
5. A nozzle for a dental three-way spray gun as defined in claim 1, wherein: the spraying part has certain plastic deformation capacity, and can have any bending angle and inclination angle through external force.
6. A nozzle for a dental three-way spray gun as defined in claim 5, wherein: the nozzle is made of polyethylene or ABS resin material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120624277.7U CN215080055U (en) | 2021-03-26 | 2021-03-26 | Nozzle of dental three-purpose spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120624277.7U CN215080055U (en) | 2021-03-26 | 2021-03-26 | Nozzle of dental three-purpose spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215080055U true CN215080055U (en) | 2021-12-10 |
Family
ID=79345218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120624277.7U Active CN215080055U (en) | 2021-03-26 | 2021-03-26 | Nozzle of dental three-purpose spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215080055U (en) |
-
2021
- 2021-03-26 CN CN202120624277.7U patent/CN215080055U/en active Active
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