CN204600726U - A kind of dental handpiece improving stopper structure - Google Patents
A kind of dental handpiece improving stopper structure Download PDFInfo
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- CN204600726U CN204600726U CN201520262349.2U CN201520262349U CN204600726U CN 204600726 U CN204600726 U CN 204600726U CN 201520262349 U CN201520262349 U CN 201520262349U CN 204600726 U CN204600726 U CN 204600726U
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- handle
- plug
- protuberance
- dental handpiece
- stopper structure
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Abstract
This utility model relates to a kind of dental handpiece improving stopper structure, comprise handle and be located at the head of one end of handle, handle inner is provided with water inlet pipe, air inlet pipe and return gas channel, the other end of handle is provided with plug, plug and handle interference fit and/or glue bond, and also comprise the fixture that plug can be fixed on handle; Fixture is located on handle and/or described plug.The beneficial effects of the utility model are: plug is inserted into after in handle, protuberance and recesses fit, plug and handle can not be relatively rotated, even if thus dental handpiece in use often plugs operation, plug also can not relatively rotate, thus also there will not be loosening, situation about even coming off.
Description
Technical field
This utility model relates to a kind of dental handpiece, particularly relates to a kind of dental handpiece improving stopper structure.
Background technology
Dental handpiece is that the one of the department of stomatology commonly uses medical apparatus and instruments; its operation principle utilizes high pressure air pressure to blow turbine to be then with motor-car pin to run up, and rotating speed, usually more than 200,000 revs/min, dispels the bad tissue of dental caries in order to cut tooth body; or prepare baking-ceramic tooth, also can be used for polishing artificial tooth etc.
Dental handpiece is made up of mobile phone handle and head usually, and wherein head comprises the parts such as handpiece case, movement and bonnet.Dental handpiece forms primarily of handle and the head that is connected with handle, and handle inner is provided with water inlet pipe, air inlet pipe and return gas channel, and handle rear end is provided with rear end plug, plays the interconnect function connecting dental handpiece and tooth chair output interface.The normally logical interference fit of plug of existing dental handpiece and/or the mode of glue bonding are installed on dental handpiece handle.Owing to needing in dental handpiece use procedure often to plug operation, plug easily relatively rotates, thus causes the situation that occurs loosening, coming off.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of dental handpiece improving stopper structure, solves the problem that the frequent plug processing ease of dental handpiece causes loosening between plug and handle, coming off.
The technical scheme that this utility model solves the problems of the technologies described above is as follows, a kind of dental handpiece improving stopper structure, comprise handle and be located at the head of one end of described handle, described handle inner is provided with water inlet pipe, air inlet pipe and return gas channel, the other end of described handle is provided with plug, described plug and described handle interference fit and/or glue bond, and it is characterized in that: also comprise the fixture that described plug can be fixed on described handle; Described fixture is located on described handle and/or described plug.
Further, described fixture comprises recess and the protuberance with described recesses fit; Described recess is located on described plug or handle; Described protuberance is located on the described handle corresponding with described recess location or plug.
Further, described protuberance and described recess interference fit.
The beneficial effects of the utility model are: plug is inserted into after in handle, protuberance and recesses fit, plug and handle can not be relatively rotated, even if thus dental handpiece in use often plugs operation, plug also can not relatively rotate, thus also there will not be loosening, situation about even coming off.
Further, the side of described recess is provided with hole; The side of described protuberance is provided with the pin that can insert described hole; Described pin is flexibly connected with described protuberance, and a part for described pin gives prominence to described protuberance, and another part of described pin is located at the inside of described protuberance, and described pin is between one end of described protuberance inside and described protuberance and is provided with spring.
The beneficial effect of above-mentioned further scheme is: prevent plug from relatively rotating by protuberance with coordinating of recess, coordinated by pin-and-hole, prevent plug from coming off from handle.
Further, described fixture is the stator of annular or arc, and a part and the described plug of described stator are fixed, and another part and the described handle of described stator are fixed.
Further, described stator covers the outer surface of the junction of described plug and described handle.
Further, described fixture also comprises some grooves, and described groove is located at the outer wall of described plug and/or described handle, and described stator is provided with some boss that can insert described groove near the one side of described plug.
Further, described boss and described groove interference fit.
The beneficial effect of above-mentioned further scheme is: by the groove fit on the boss on stator and plug and/or handle, prevent plug from relatively rotating, and simultaneously due to the effect of stator, allows plug be connected with handle more fastening, better tightness.
Accompanying drawing explanation
Fig. 1 is the structural representation after this utility model embodiment one plug is separated with handle;
Fig. 2 is the structural representation after this utility model embodiment one plug and handle install;
Fig. 3 is the sectional view of Fig. 2;
Fig. 4 is the sectional view of this utility model plug;
Fig. 5 is the structural representation of this utility model embodiment two;
Fig. 6 is the structural representation after this utility model embodiment three stator installs;
Fig. 7 is the structural representation after this utility model embodiment three stator is pulled down;
Fig. 8 is the partial enlarged drawing of Fig. 1;
In figure 1, hands handle; 2, plug; 3, protuberance; 4, recess; 5, pin; 6, stator; 7, groove.
Detailed description of the invention
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining this utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, Figure 2, the embodiment one shown in Fig. 3, Fig. 4, Fig. 8, a kind of dental handpiece improving stopper structure, comprise handle 1 and be located at the head of one end of handle 1, handle 1 inside is provided with water inlet pipe, air inlet pipe and return gas channel, the other end of handle 1 is provided with plug 2, plug 2 bonds with handle 1 interference fit and/or glue, also comprises the fixture that plug 2 can be fixed on handle 1; Fixture is located on handle 1 and/or plug 2.The protuberance 3 that fixture comprises recess 4 and coordinates with recess 4; Recess 4 is located on plug 2 or handle 1; Protuberance 3 is located on the handle 1 corresponding with recess 4 position or plug 2.Protuberance 3 and recess 4 interference fit.
Plug 2 is inserted into after in handle 1, and protuberance 3 coordinates with recess 4, and plug 2 and handle 1 can not be relatively rotated, even if thus dental handpiece in use often plugs operation, plug 2 also can not relatively rotate, and thus also there will not be loosening, situation about even coming off.
Embodiment two as shown in Figure 5, a kind of dental handpiece improving stopper structure, comprise handle 1 and be located at the head of one end of handle 1, handle 1 inside is provided with water inlet pipe, air inlet pipe and return gas channel, the other end of handle 1 is provided with plug 2, plug 2 bonds with handle 1 interference fit and/or glue, also comprises the fixture that plug 2 can be fixed on handle 1; Fixture is located on handle 1 and/or plug 2.The protuberance 3 that fixture comprises recess 4 and coordinates with recess 4; Recess 4 is located on plug 2 or handle 1; Protuberance 3 is located on the handle 1 corresponding with recess 4 position or plug 2.Protuberance 3 and recess 4 interference fit.The side of recess 4 is provided with hole; The side of protuberance 3 is provided with the pin 5 of energy patchhole; Pin 5 is flexibly connected with protuberance 3, and a part for pin 5 gives prominence to protuberance 3, and another part of pin 5 is located at the inside of protuberance 3, and pin 5 is between one end of protuberance 3 inside and protuberance 3 and is provided with spring.
Prevent plug 2 from relatively rotating by protuberance 3 with coordinating of recess 4, coordinated by pin 5 hole, prevent plug 2 from coming off from handle 1.
Embodiment three as shown in Figure 6, Figure 7, a kind of dental handpiece improving stopper structure, comprise handle 1 and be located at the head of one end of handle 1, handle 1 inside is provided with water inlet pipe, air inlet pipe and return gas channel, the other end of handle 1 is provided with plug 2, plug 2 bonds with handle 1 interference fit and/or glue, also comprises the fixture that plug 2 can be fixed on handle 1; Fixture is located on handle 1 and/or plug 2.Fixture is the stator 6 of annular or arc, and a part and the plug 2 of stator 6 are fixed, and another part and the handle 1 of stator 6 are fixed.Stator 6 covers the outer surface of the junction of plug 2 and handle 1.Fixture also comprises some grooves 7, and groove 7 is located at the outer wall of plug 2 and/or handle 1, and stator 6 is provided with some boss that can insert groove 7 near the one side of plug 2.Boss and groove 7 interference fit.
Coordinated with the groove 7 on plug 2 and/or handle 1 by the boss on stator 6, prevent plug 2 from relatively rotating, simultaneously due to the effect of stator 6, allow plug 2 be connected more fastening with handle 1, better tightness.
It should be noted that:
1, in description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only this utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.
2, in this utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, the concrete meaning of above-mentioned term in this utility model can be understood as the case may be.
3, in this utility model, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
Although 4 have illustrate and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment, revises, replace and modification in scope of the present utility model.
Claims (8)
1. one kind is improved the dental handpiece of stopper structure, comprise handle (1) and be located at the head of one end of described handle (1), described handle (1) inside is provided with water inlet pipe, air inlet pipe and return gas channel, the other end of described handle (1) is provided with plug (2), described plug (2) bonds with described handle (1) interference fit and/or glue, it is characterized in that: also comprise the fixture that described plug (2) can be fixed on described handle (1); Described fixture is located on described handle (1) and/or described plug (2).
2. a kind of dental handpiece improving stopper structure according to claim 1, is characterized in that: the protuberance (3) that described fixture comprises recess (4) and coordinates with described recess (4); Described recess (4) is located on described plug (2) or handle (1); Described protuberance (3) is located on the described handle (1) corresponding with described recess (4) position or plug (2).
3. a kind of dental handpiece improving stopper structure according to claim 2, is characterized in that: described protuberance (3) and described recess (4) interference fit.
4. a kind of dental handpiece improving stopper structure according to claim 2, is characterized in that: the side of described recess (4) is provided with hole; The side of described protuberance (3) is provided with the pin (5) that can insert described hole; Described pin (5) is flexibly connected with described protuberance (3), a part for described pin (5) gives prominence to described protuberance (3), another part of described pin (5) is located at the inside of described protuberance (3), and described pin (5) is between the inner one end of described protuberance (3) and described protuberance (3) and is provided with spring.
5. a kind of dental handpiece improving stopper structure according to claim 1, it is characterized in that: described fixture is the stator (6) of annular or arc, a part for described stator (6) and described plug (2) are fixed, and another part of described stator (6) and described handle (1) are fixed.
6. a kind of dental handpiece improving stopper structure according to claim 5, is characterized in that: described stator (6) covers the outer surface of the junction of described plug (2) and described handle (1).
7. a kind of dental handpiece improving stopper structure according to claim 5 or 6, it is characterized in that: described fixture also comprises some grooves (7), described groove (7) is located at the outer wall of described plug (2) and/or described handle (1), and described stator (6) is provided with some boss that can insert described groove (7) near the one side of described plug (2).
8. a kind of dental handpiece improving stopper structure according to claim 7, is characterized in that: described boss and described groove (7) interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520262349.2U CN204600726U (en) | 2015-04-27 | 2015-04-27 | A kind of dental handpiece improving stopper structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520262349.2U CN204600726U (en) | 2015-04-27 | 2015-04-27 | A kind of dental handpiece improving stopper structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204600726U true CN204600726U (en) | 2015-09-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520262349.2U Active CN204600726U (en) | 2015-04-27 | 2015-04-27 | A kind of dental handpiece improving stopper structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105902320A (en) * | 2016-06-03 | 2016-08-31 | 宁波和平鸽口腔医疗器材有限公司 | High-speed turbine dental handpiece suitable for single-use with safety |
| CN110179558A (en) * | 2019-05-27 | 2019-08-30 | 桂林市啄木鸟医疗器械有限公司 | A kind of root canal treatment cleaner handgrip and root canal therapy apparatus |
-
2015
- 2015-04-27 CN CN201520262349.2U patent/CN204600726U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105902320A (en) * | 2016-06-03 | 2016-08-31 | 宁波和平鸽口腔医疗器材有限公司 | High-speed turbine dental handpiece suitable for single-use with safety |
| CN110179558A (en) * | 2019-05-27 | 2019-08-30 | 桂林市啄木鸟医疗器械有限公司 | A kind of root canal treatment cleaner handgrip and root canal therapy apparatus |
| CN110179558B (en) * | 2019-05-27 | 2024-03-08 | 桂林市啄木鸟医疗器械有限公司 | Root canal therapy apparatus handle and root canal therapy apparatus |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |