CN214908412U - Nozzle structure of dental sandblast dental scaler - Google Patents
Nozzle structure of dental sandblast dental scaler Download PDFInfo
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- CN214908412U CN214908412U CN202120129063.2U CN202120129063U CN214908412U CN 214908412 U CN214908412 U CN 214908412U CN 202120129063 U CN202120129063 U CN 202120129063U CN 214908412 U CN214908412 U CN 214908412U
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- mounting head
- dental
- sleeve
- base
- sleeved
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Abstract
The utility model provides a nozzle structure of a sand blasting dental scaler for dental oral cavity. Relates to a sand blasting dental scaler for a dental oral cavity, in particular to improvement of a nozzle of the sand blasting dental scaler. Provides a nozzle structure of a sand blasting dental scaler for a dental oral cavity, which is convenient for assembling a disposable nozzle. The installation head is arranged on the base, the body is sleeved and fixed on the installation head, an air sand channel and a water channel which are not communicated with each other are arranged in the installation head, the body is sleeved on the installation head and is respectively communicated with the air sand channel and the water channel, a locking structure is arranged on the base, and the body is attached to the locking structure and is fixed on the base through the locking structure. Utilize locking mechanical system can be quick realize accurate the adjusting well with installation head and body, shorten the installation time of body and promote the availability factor.
Description
Technical Field
The utility model relates to a dental is sand blasting gun for oral cavity especially relates to the improvement to its spout.
Background
A sand blasting gun for dentistry belongs to medical appliances, and the front end of the sand blasting gun usually adopts a disposable nozzle which needs to be replaced conveniently. Therefore need continuous dismantlement change when using, and current detachable construction is convenient dismantlement though, nevertheless has not communicating sandblast passageway and water channel each other in the sandblast rifle, needs quick accurate sandblast passageway and the water channel of adjusting nozzle structure well when the assembly, because does not have location guider on it, the condition that sealed not tight or direct assembly is not gone up can often appear in the assembly process, influences the availability factor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a disposable nozzle structure of a dental oral sandblast dental scaler with convenient nozzle assembly.
The utility model discloses a following technical scheme realizes: the nozzle structure of the dental oral cavity sand blasting dental scaler comprises a base and a body, wherein a mounting head is arranged on the base, the body is sleeved and fixed on the mounting head, a sand channel and a water channel which are not communicated with each other are arranged in the mounting head, the body is sleeved on the mounting head and is respectively communicated with the sand channel and the water channel, a locking mechanism is arranged on the base, and the body is attached to the locking mechanism and passes through the locking mechanism to be fixed on the base.
The locking mechanism comprises a guide plane, the guide plane is arranged on the mounting head, a matching sleeve is arranged on the body, the matching sleeve is sleeved on the mounting head, a sliding plane matched with the guide plane is arranged on the inner wall of the matching sleeve, and the body is sleeved on the mounting head through the guide plane.
The locking mechanism comprises a square frame arranged on the mounting head, the square frame is fixed on the end face of the mounting head and arranged along the edge of the mounting head, a mounting sleeve matched with the square frame is arranged on the body, and the body is sleeved and fixed on the mounting head through the mounting sleeve.
The square frame is provided with outward flanges on the periphery, and the inner wall of the mounting sleeve is provided with a groove for clamping the flanges.
The mounting head is prismatic or cylindrical.
The locking mechanism comprises an annular sleeve which is sleeved and fixed on the side wall of the mounting head, the diameter of the opening of the annular sleeve is smaller than that of the bottom of the annular sleeve, a fixing sleeve which is matched with the annular sleeve is arranged on the body, the body is sleeved and fixed on the mounting head through the fixing sleeve, and the fixing sleeve is in interference fit with the annular sleeve.
The terminal surface of fixed cover with the terminal surface of base is laminated each other, outwards stretch out the reference column on the base, be equipped with the locating hole on the fixed cover, the locating hole with the reference column is mutually supported.
The end surfaces of the sand channel and the water channel are higher than the end surface of the mounting head.
Compared with the prior art, the utility model discloses utilize locking mechanical system can be quick realize accurate adjusting well with installation head and body, shorten the installation time promotion availability factor of body. The end surfaces of the sand channel and the water channel are higher than the end surface of the mounting head. Thus, when the sand channel and the water channel are installed, the sand channel and the water channel can be tightly combined with the corresponding channels in the body.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic view of the structure of the first embodiment of the present invention;
fig. 3 is a schematic view of a base structure according to a first embodiment of the present invention;
fig. 4 is a schematic diagram of the explosion structure of the first embodiment of the present invention;
fig. 5 is a schematic structural view of a second embodiment of the present invention;
fig. 6 is a schematic view of the structure of the second embodiment of the present invention;
fig. 7 is a schematic view of a base structure according to a second embodiment of the present invention;
fig. 8 is a schematic diagram of an explosive structure according to a second embodiment of the present invention;
fig. 9 is a schematic structural view of a third embodiment of the present invention;
fig. 10 is a schematic structural view of a third embodiment of the present invention;
fig. 11 is a schematic structural view of a base according to a third embodiment of the present invention;
fig. 12 is a schematic diagram of an explosive structure according to a third embodiment of the present invention;
in the figure: 1. a base; 11. a mounting head; 12. a guide plane; 13. a square frame; 14. flanging; 15. an annular sleeve; 16. a positioning column; 2. a body; 21. a fitting sleeve; 22. installing a sleeve; 23. a groove; 24. fixing a sleeve; 25. positioning holes; 3. a sand channel; 4. a water passage.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
As shown in fig. 1, the nozzle structure of the dental oral cavity sand blasting dental scaler comprises a base 1 and a body 2, wherein a mounting head 11 is arranged on the base 1, the body 2 is sleeved and fixed on the mounting head 11, a sand channel 3 and a water channel 4 which are not communicated with each other are arranged in the mounting head 11, the body 2 is sleeved on the mounting head 11 and is respectively communicated with the sand channel 3 and the water channel 4, a locking mechanism is arranged on the base, and the body 2 is attached to the locking mechanism and is fixed on the base 1 through the locking mechanism. The end surfaces of the sand passage 3 and the water passage 4 are higher than the end surface of the mounting head 11. When installing like this guarantee sand passageway 3 and water channel 4 can with the corresponding passageway in the body 2 closely combine, utilize locking mechanical system can be quick realize installing head 11 and body 2 accurate adjusting well simultaneously, shorten the installation time of body 2 and promote the availability factor.
As shown in fig. 1-4, it is the first embodiment of the present invention, the locking mechanism includes a guiding plane 12, the guiding plane 12 is disposed on the mounting head 11, the body 2 is provided with a matching sleeve 21, the matching sleeve 21 is sleeved on the mounting head 11 and on the inner wall of the matching sleeve 21, a sliding plane is provided for the matching with the guiding plane 12, and the body 2 is sleeved on the mounting head 11 through the guiding plane 12. A guide plane 12 is arranged on the side wall of the mounting head 11, so that the mounting head 11 is changed from an original cylindrical shape to a D-shaped column, the body 2 can be attached to the mounting head 11 through the single face of the guide plane 12 during mounting, and the positioning accuracy is improved.
As shown in fig. 5-8, a second embodiment of the present invention is that, since the body 2 is easily detached from the mounting head 11 when the pressure of the water flow or the air flow is too high in the first embodiment, a square frame is disposed on the mounting head 11, so that the locking mechanism includes the square frame 13 disposed on the mounting head 11, the square frame 13 is fixed on the end surface of the mounting head 11 and is disposed along the edge of the mounting head 11, the body 2 is provided with a mounting sleeve 22 adapted to the square frame 13, and the body 2 is fixed on the mounting head 11 by the mounting sleeve 22. The mounting head 11 is prismatic or cylindrical. The direct card of installation cover 22 is on square frame 13, utilizes the edge of square frame 13 to prop up installation cover 22 for edge resistance grow ensures that body 2 is difficult to be struck by rivers and air current from the installer and drops.
As shown in fig. 6, which is a preferable scheme of the second embodiment, an outward flange 14 is provided around the square frame 13, and a groove 23 for engaging the flange 14 is provided on an inner wall of the mounting sleeve 22. Thus, when the body 2 is sleeved on the mounting head 11, the outward flange 14 is clamped in the groove 23, so that the mounting sleeve 22 can be tightly sleeved on the mounting head 11 to ensure that the connection is firmer, and when high impact force is met, the mounting sleeve 22 tightly fixes the body 2 by the flange 14 clamped in the groove 23, thereby avoiding falling off.
As shown in fig. 9-12, which is a third embodiment of the present invention, the locking mechanism includes an annular sleeve 15 fixed on the sidewall of the mounting head 11 in a sleeving manner, the diameter of the opening of the annular sleeve 15 is smaller than the diameter of the bottom of the annular sleeve 15, a fixing sleeve 24 adapted to the annular sleeve 15 is disposed on the body 2, the body 2 is fixed on the mounting head 11 in a sleeving manner through the fixing sleeve 24, and the fixing sleeve 24 is in interference fit with the annular sleeve 15. The body 2 is fixed firmly to the mounting head 11 by the annular sleeve 15 and the fixed sleeve 24 which are interference fit.
As shown in fig. 12, an end surface of the fixing sleeve 24 is attached to an end surface of the base 1, the positioning column 16 extends outward from the base 1, the fixing sleeve 24 is provided with a positioning hole 25, and the positioning hole 25 is matched with the positioning column 16. During installation, the positioning column 16 is inserted into the positioning hole 25, so that the body 2 is oriented, installation errors are avoided, and the installation efficiency is improved.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.
Claims (8)
1. The nozzle structure of the dental oral sandblast dental scaler comprises a base and a body, and is characterized in that: the base is provided with an installation head, the body is sleeved and fixed on the installation head, an air sand channel and a water channel which are not communicated with each other are arranged in the installation head, the body is sleeved on the installation head and is respectively communicated with the air sand channel and the water channel, the base is provided with a locking structure, and the body is attached to the locking structure and is fixed on the base through the locking structure.
2. The nozzle structure of a dental oral cavity sand blasting dental scaler according to claim 1, wherein: the locking structure comprises a guide plane, the guide plane is arranged on the mounting head, a corresponding matching sleeve hole is formed in the body, the matching sleeve hole is formed in the mounting head, a sliding plane matched with the guide plane is formed in the inner wall of the matching sleeve hole, and the body is sleeved on the mounting head through the guide plane.
3. The nozzle structure of a dental oral cavity sand blasting dental scaler according to claim 1, wherein: the locking structure comprises a square frame arranged on the mounting head, the square frame is fixed on the end face of the mounting head and arranged along the edge of the mounting head, a mounting sleeve matched with the square frame is arranged on the body, and the body is sleeved and fixed on the mounting head through the mounting sleeve.
4. The nozzle structure of a dental oral cavity sand blasting dental scaler according to claim 3, wherein: the square frame is provided with outward flanges on the periphery, and the inner wall of the mounting sleeve is provided with a groove for clamping the flanges.
5. The nozzle structure of a dental oral cavity blasting dental scaler according to claim 3 or 4, wherein: the mounting head is prismatic or cylindrical.
6. The nozzle structure of a dental oral cavity sand blasting dental scaler according to claim 1, wherein: the locking structure comprises an annular sleeve which is sleeved and fixed on the side wall of the mounting head, the diameter of the opening of the annular sleeve is smaller than that of the bottom of the annular sleeve, a fixing sleeve which is matched with the annular sleeve is arranged on the body, the body is sleeved and fixed on the mounting head through the fixing sleeve, and the fixing sleeve is in interference fit with the annular sleeve.
7. The nozzle structure of a dental oral cavity sand blasting dental scaler according to claim 6, wherein: the terminal surface of fixed cover with the terminal surface of base is laminated each other, outwards stretch out the reference column on the base, be equipped with the locating hole on the fixed cover, the locating hole with the reference column is mutually supported.
8. The nozzle structure of a dental oral cavity sand blasting dental scaler according to claim 1, wherein: the end surfaces of the sand channel and the water channel are higher than the end surface of the mounting head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120129063.2U CN214908412U (en) | 2021-01-18 | 2021-01-18 | Nozzle structure of dental sandblast dental scaler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120129063.2U CN214908412U (en) | 2021-01-18 | 2021-01-18 | Nozzle structure of dental sandblast dental scaler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214908412U true CN214908412U (en) | 2021-11-30 |
Family
ID=79079247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120129063.2U Active CN214908412U (en) | 2021-01-18 | 2021-01-18 | Nozzle structure of dental sandblast dental scaler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214908412U (en) |
-
2021
- 2021-01-18 CN CN202120129063.2U patent/CN214908412U/en active Active
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