CN106510863A - Clamping structure for dental low-speed handpiece - Google Patents
Clamping structure for dental low-speed handpiece Download PDFInfo
- Publication number
- CN106510863A CN106510863A CN201610958639.XA CN201610958639A CN106510863A CN 106510863 A CN106510863 A CN 106510863A CN 201610958639 A CN201610958639 A CN 201610958639A CN 106510863 A CN106510863 A CN 106510863A
- Authority
- CN
- China
- Prior art keywords
- boss
- tooth
- low speed
- mobile phone
- opening
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
- A61C1/08—Machine parts specially adapted for dentistry
- A61C1/14—Tool-holders, i.e. operating tool holders, e.g. burr holders
- A61C1/142—Operating tool blocking means
- A61C1/144—Operating tool blocking means constricting the operating tool, e.g. chuck
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C1/00—Dental machines for boring or cutting ; General features of dental machines or apparatus, e.g. hand-piece design
- A61C1/08—Machine parts specially adapted for dentistry
- A61C1/14—Tool-holders, i.e. operating tool holders, e.g. burr holders
- A61C1/145—Instruments or accessories for tool holders
Landscapes
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
Provided is a clamping structure for a dental low-speed handpiece. The clamping structure comprises a large toothed shaft, an opening clamping sleeve and a pressing part, wherein the large toothed shaft is rotationally supported inside a dental handpiece head shell, the opening clamping sleeve is disposed in an inner cavity of the large toothed shaft and clamps a bur, and the pressing part is disposed at the top of the opening clamping sleeve. Symmetrically arranged elastic clamping pieces and limiting pieces are disposed at the top of the opening clamping sleeve; the pressing part makes the elastic clamping pieces be open through an arc-surface pushing-pressing structure; and the elastic clamping pieces clamp the tail of the bur through a buckling structure. The elastic clamping pieces of the opening clamping sleeve are opened through the arc-surface pushing-pressing structure so that entering or withdrawal of the bur can be achieved; the tail of the bur is clamped through the buckling structure, and the semi-cylindrical tail of the bur and a long-strip arc hole of the large toothed shaft are buckled, so that the bur is integrated with the large toothed shaft and does not rotate freely; and the structure is simple, operation is convenient, the clamping force is large, and the bur is not prone to slipping. Besides, according to the clamping structure for the dental low-speed handpiece, an original external cooling mode of cooling water is changed to an internal cooling mode with an internal cooling structure, and the cooling efficiency during working of the dental low-speed handpiece is improved.
Description
Technical field
The invention belongs to oral cavity medical apparatus technical field, and in particular to a kind of clamp structure for dentistry low speed mobile phone.
Background technology
Dentistry low speed mobile phone car pin clamp structure is the important composition structure of dentistry low speed mobile phone, now common for pressing from both sides
The mode for holding work car pin is Wrench-type, and the car pin of work is blocked by spanner is moved left and right.Above-mentioned this structure compares
Complexity, causes cooling water spray from outer handset, is difficult to be sprayed onto the cooling point of needs, reduces cooling effect, and this knot
Structure in-convenience in use, chucking power is little, and car pin easily skids.It is therefore desirable to proposing to improve.
The content of the invention
Present invention solves the technical problem that：A kind of clamp structure for dentistry low speed mobile phone is provided, the present invention passes through arc
Face pushes structure and opens the elastic clip upper end of opening chuck, enables car Aculeata to pass through realization and enters or take out,
After car pin is entered, pressing piece is unclamped, elastic clip recovers and pass through snap-in structure to clamp car Aculeata, and due to partly
Columned car Aculeata with engage with the strip circular hole at the top of the big axle of tooth so that car pin be integrally formed with the band big axle of tooth and
Freely will not rotate, simple structure is easy to operate, chucking power is big, car pin is difficult to skid；And the present invention can be cooled down originally
Water changes into interior cooling structure from the outside type of cooling, and when making dentistry low speed operating handset, cooling effect is more preferable.
The technical solution used in the present invention：For the clamp structure of dentistry low speed mobile phone, including rotational support is in dentistry hand
In head shell with the big axle of tooth, the opening chuck clamped in the big axle inner chamber of tooth and to car pin and be located at opening chuck
The pressing piece at top, is provided with the elastic clip and banking stop of symmetry arrangement at the top of the opening chuck, the pressing piece passes through arc
Face pushes structure opens elastic clip, and the elastic clip is clamped to car Aculeata by snap-in structure.
Wherein, the opening chuck is hollow columnar structures, and the opening chuck top is by two relative elastic clips
Piece and two relative banking stops are surrounded.
Wherein, the cambered surface push structure include elastic clip top end wall be bent outwardly the grasp opening to be formed and located at by
The annular pressing boss of casting die lower surface, the grasp opening inner surface are the circular arc fitted with the annular pressing boss of pressing piece
Face I, the annular pressing boss lower surface is the arc surface II that pressing is adapted to arc surface I.
Further, groove is provided with the middle of the pressing piece lower surface and annular pressing boss.
Wherein, the snap-in structure includes located at elastic clip upper end inwall and radially inwardly projecting engaging boss and sets
The engaging groove of engaging is adapted on the afterbody of car pin and with engaging boss.
Further, the upper surface of the engaging boss is plane, and the lower surface of the engaging boss is inclined-plane.
Further, the afterbody of the car pin is semi-cylindrical structure.
Further, the big axle of the band tooth is hollow columnar structures, described to be less than its underpart wall with the big axle top wall thickness of tooth
Thickness, it is described to be provided with annular boss with the big axle outer surface top of tooth, it is described to be provided with band tooth boss with the big axle outer surface bottom of tooth, it is described
Strip circular hole with being provided with the top of the big axle of tooth with the semi-cylindrical afterbody fit of car pin.
Further, the opening chuck lower external face is provided with and the glue groove being connected with the big axle of tooth.
Present invention advantage compared with prior art：
1st, structure is pushed by cambered surface when pressing piece is pushed in this programme to open the elastic clip upper end of opening chuck, make
Car Aculeata can pass through realization and enter or take out, and after car pin is entered, unclamp pressing piece, and elastic clip recovers and passes through
Snap-in structure is clamped to car Aculeata, and due to half-terete car Aculeata and with the strip circular hole at the top of the big axle of tooth
Engaging, so that car pin is integrally formed and freely will not be rotated with the big axle of band tooth, with simple structure, easy to operate, chucking power
Greatly, car pin is difficult the advantage skidded；
2nd, Wrench-type in prior art is replaced to open pin mode with this programme, can be by original cooling water from the outside type of cooling
Interior cooling structure is changed into, cooling effect is more preferable when making dentistry low speed operating handset.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural front view of split shed chuck of the present invention；
Fig. 3 is the structure left view of split shed chuck of the present invention；
Fig. 4 is the structural front view with the big axle of tooth in the present invention；
Fig. 5 is the structure top view with the big axle of tooth in the present invention；
Fig. 6 is the structural front view of car pin in the present invention；
Fig. 7 is the structure right view of car pin in the present invention；
Fig. 8 is use state structural representation of the present invention；
Fig. 9 is use state structural representation of the present invention two.
Specific embodiment
1-9 describes embodiments of the invention below in conjunction with the accompanying drawings.
For the clamp structure of dentistry low speed mobile phone, as shown in figure 1, including rotational support in dental handpiece head capsule 5
With the big axle 2 of tooth, the opening chuck 3 clamped in big 2 inner chamber of axle of tooth and to car pin 4 and at the top of opening chuck 3
Pressing piece 1, as shown in Figures 2 and 3, at the top of the opening chuck 3, be provided with the elastic clip 301 and banking stop 305 of symmetry arrangement,
Preferably, the opening chuck 3 is hollow columnar structures, and 3 top of opening chuck is by two relative elastic clips 301
Surround with two relative banking stops 305, in two relative banking stops 305, one of them is higher than another, for inciting somebody to action
Opening chuck 3 in the big axle of tooth 2 after carry out the restriction of both positions, 3 lower external face of opening chuck be provided with
The glue groove 304 used when installing and be fixedly connected with the big axle 2 of tooth.
The pressing piece 1 pushes structure by cambered surface opens elastic clip 301, specifically, as illustrated in fig. 1 and 2, described
Cambered surface pushes structure includes that 301 top end wall of elastic clip is bent outwardly the grasp opening 302 to be formed and located at 1 lower surface of pressing piece
Annular pressing boss 101,302 inner surface of the grasp opening is the annular pressing circular arc fitted of boss 101 with pressing piece 1
Face I 3021, annular pressing 101 lower surface of boss is the arc surface II 1011 that pressing is adapted to arc surface I 3021；It is described to press
Groove 102 is provided with the middle of 1 lower surface of casting die and annular pressing boss 101, when part 1 is pressed down on, groove 102 is pushed up for car pin 4
Move there is provided enough spaces on end.
The elastic clip 301 is clamped to 4 afterbody of car pin by snap-in structure, specifically, as shown in Fig. 1,2 and 6,
The snap-in structure includes located at 301 upper end inwall of elastic clip and radially inwardly projecting engaging boss 303 and located at car pin 4
Afterbody 401 on and with engaging boss 303 be adapted to engaging engaging groove 402, wherein, it is described engage boss 303 upper surface
For plane 3031, the lower surface of the engaging boss 303 is inclined-plane 3032, as shown in fig. 7, the afterbody 401 of the car pin 4 is half
Cylindrical-shaped structure.
As shown in Figures 4 and 5, the big axle 2 of the band tooth is hollow columnar structures, described to be less than which with the big 2 top wall thickness of axle of tooth
Bottom wall thickness, it is described to be provided with annular boss 201 with the big 2 outer surface top of axle of tooth, it is described to be provided with band with the big 2 outer surface bottom of axle of tooth
Tooth boss 202, the strip circular hole 203 with being provided with the top of the big axle of tooth 2 with 401 fit of semi-cylindrical afterbody of car pin 4.
During using installing, as shown in Fig. 1,8 and 9, big 2 two ends of axle of band tooth pass through annular boss 201 and band tooth boss respectively
202 are carried out spacing and are rotatably supported in inside dental handpiece head capsule 5 by bearing 8, and opening chuck 3 is installed in the big axle of band tooth 2
Carry out spacing in chamber and by banking stop 305, pressing piece 1 is supported in inside fixed seat 6 by spring 7, and fixed seat 6 is placed in dentistry
5 top of mobile phone head capsule simultaneously makes the annular pressing boss 101 of 1 lower end of pressing piece fit with the grasp opening 302 at the top of opening chuck 3
Match somebody with somebody.When car pin 4 is installed, pressing piece 1 is first pressed down on, 1 compression spring 7 of pressing piece is simultaneously moved down, during pressing piece 1 is moved down,
The arc surface II 1011 of its annular pressing boss 101 is fitted simultaneously with the arc surface I 3021 of 3 top grasp opening 302 of opening chuck
Open two grasp openings 302 with continuing to move down to push, as shown in figure 8, and two 302 open widths of grasp opening are big
In the width of 4 afterbody 401 of car pin, at this moment car pin 4 is arranged in the inner chamber of opening chuck 3, and makes the card of 4 afterbody 401 of car pin
Close 402 position of groove corresponding with the engaging boss 303 on elastic clip 301, then unclamp pressing piece 1, the clamping of the chuck 3 that is open
Opening 302 recovers, as shown in figure 9, while making engaging boss 303 stick in engaging groove 402, and at the top of the big axle of junction belt tooth 2
Strip circular hole 203 the semi-cylindrical afterbody 401 of car pin 4 is limited, realize stable holding to car pin 4.In the same manner, take
When going out car pin 4, pressing piece 1 is pressed, the grasp opening 302 of the chuck 3 that is open opens, you can take out car pin 4.Present configuration letter
Single, easy to operate, chucking power is big, and car pin is difficult to skid.
During the clamp structure of the present invention replaces prior art, Wrench-type opens pin mode, can be cold from outside by original cooling water
But mode changes into interior cooling structure, and when making dentistry low speed operating handset, cooling effect is more preferable.
Above-described embodiment, simply presently preferred embodiments of the present invention, not for limiting the scope of the present invention, thus it is all with this
The equivalence changes done by content described in invention claim, all should be included within scope of the invention as claimed.
Claims (9)
1. the clamp structure of dentistry low speed mobile phone, including band tooth big axle of the rotational support in dental handpiece head capsule (5) are used for
(2) the opening chuck (3) that, clamped in band tooth big axle (2) inner chamber and to car pin (4) and push up located at opening chuck (3)
The pressing piece (1) in portion, it is characterised in that：The elastic clip (301) of symmetry arrangement and spacing is provided with the top of opening chuck (3)
Piece (305), the pressing piece (1) pushes structure by cambered surface opens elastic clip (301), and the elastic clip (301) is led to
Cross snap-in structure to clamp car pin (4) afterbody.
2. the clamp structure for dentistry low speed mobile phone according to claim 1, it is characterised in that：The opening chuck
(3) it is hollow columnar structures, opening chuck (3) top is by two relative elastic clips (301) and relative two
Banking stop (305) is surrounded.
3. the clamp structure for dentistry low speed mobile phone according to claim 2, it is characterised in that：The cambered surface pushes knot
Structure includes that elastic clip (301) top end wall is bent outwardly the grasp opening (302) and the ring located at pressing piece (1) lower surface to be formed
Shape pressing boss (101), grasp opening (302) inner surface are to fit with annular pressing boss (101) of pressing piece (1)
Arc surface I (3021), annular pressing boss (101) lower surface is the arc surface II that pressing is adapted to arc surface I (3021)
(1011)。
4. the clamp structure for dentistry low speed mobile phone according to claim 3, it is characterised in that：The pressing piece (1)
Groove (102) is provided with the middle of lower surface and annular pressing boss (101).
5. the clamp structure for dentistry low speed mobile phone according to claim 2, it is characterised in that：The snap-in structure bag
Include located at elastic clip (301) upper end inwall and radially inwardly projecting engaging boss (303) and the afterbody located at car pin (4)
(401) the engaging groove (402) of engaging is adapted on and with engaging boss (303).
6. the clamp structure for dentistry low speed mobile phone according to claim 5, it is characterised in that：The engaging boss
(303) upper surface is plane (3031), and the lower surface of engaging boss (303) is inclined-plane (3032).
7. the clamp structure for dentistry low speed mobile phone according to claim 5, it is characterised in that：The car pin (4)
Afterbody (401) is semi-cylindrical structure.
8. the clamp structure for dentistry low speed mobile phone according to claim 7, it is characterised in that：The band big axle of tooth
(2) it is hollow columnar structures, it is described to be less than its underpart wall thickness with big axle (2) the top wall thickness of tooth, it is described with big axle (2) outer surface of tooth
Top is provided with annular boss (201), described to be provided with band tooth boss (202) with big axle (2) the outer surface bottom of tooth, described with the big axle of tooth
(2) the strip circular hole (203) with semi-cylindrical afterbody (401) fit of car pin (4) is provided with the top of.
9. the clamp structure for dentistry low speed mobile phone according to any one in claim 1-8 item, it is characterised in that：
Opening chuck (3) lower external face is provided with the glue groove (304) being connected with the big axle of band tooth (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610958639.XA CN106510863A (en) | 2016-11-04 | 2016-11-04 | Clamping structure for dental low-speed handpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610958639.XA CN106510863A (en) | 2016-11-04 | 2016-11-04 | Clamping structure for dental low-speed handpiece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106510863A true CN106510863A (en) | 2017-03-22 |
Family
ID=58326030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610958639.XA Pending CN106510863A (en) | 2016-11-04 | 2016-11-04 | Clamping structure for dental low-speed handpiece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106510863A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109430941A (en) * | 2019-01-08 | 2019-03-08 | 张劭辰 | A kind of cigarette ash collection device |
| CN110876646A (en) * | 2019-12-12 | 2020-03-13 | 西诺医疗器械集团有限公司 | Stepped hook rear-mounted type needle clamping device for dental low-speed handpiece |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE651755C (en) * | 1933-10-11 | 1937-10-19 | Alwin Berger Fa | Clamping device for tools in dental instruments |
| US5011408A (en) * | 1987-12-28 | 1991-04-30 | Takasuke Nakanishi | Chuck device for dental handpiece |
| CN101084841A (en) * | 2006-06-07 | 2007-12-12 | 雷虎科技股份有限公司 | Dental high-speed mobile phone press-type holding mechanism |
| US20120189979A1 (en) * | 2011-01-25 | 2012-07-26 | J. Morita Manufacturing Corporation | Chuck mechanism for dental handpiece and dental handpiece using the mechanism |
| CN204379457U (en) * | 2014-12-29 | 2015-06-10 | 佛山市碧盈医疗器材有限公司 | Dental high-speed worm gear mobile phone core clamping trolley needle device |
-
2016
- 2016-11-04 CN CN201610958639.XA patent/CN106510863A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE651755C (en) * | 1933-10-11 | 1937-10-19 | Alwin Berger Fa | Clamping device for tools in dental instruments |
| US5011408A (en) * | 1987-12-28 | 1991-04-30 | Takasuke Nakanishi | Chuck device for dental handpiece |
| CN101084841A (en) * | 2006-06-07 | 2007-12-12 | 雷虎科技股份有限公司 | Dental high-speed mobile phone press-type holding mechanism |
| US20120189979A1 (en) * | 2011-01-25 | 2012-07-26 | J. Morita Manufacturing Corporation | Chuck mechanism for dental handpiece and dental handpiece using the mechanism |
| CN204379457U (en) * | 2014-12-29 | 2015-06-10 | 佛山市碧盈医疗器材有限公司 | Dental high-speed worm gear mobile phone core clamping trolley needle device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109430941A (en) * | 2019-01-08 | 2019-03-08 | 张劭辰 | A kind of cigarette ash collection device |
| CN109430941B (en) * | 2019-01-08 | 2024-04-05 | 张劭辰 | Cigarette ash collecting device |
| CN110876646A (en) * | 2019-12-12 | 2020-03-13 | 西诺医疗器械集团有限公司 | Stepped hook rear-mounted type needle clamping device for dental low-speed handpiece |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206453861U (en) | Clamp structure for dentistry low speed mobile phone | |
| WO2010022615A1 (en) | Rapid installation structure of a toilet cover board group | |
| CN106510863A (en) | Clamping structure for dental low-speed handpiece | |
| CN108143073B (en) | Comb teeth can go out the comb of liquid similar to ball pen | |
| CN201034070Y (en) | Inflator air cock | |
| WO2017206225A1 (en) | Pressing and clamping shaft of dental handpiece suitable for disposable safe use | |
| CN203304599U (en) | Three-jaw chuck | |
| CN202932800U (en) | Self-locking food clamp capable of replacing clamping heads and integrated body of clamping handles and supporting legs | |
| CN103696574A (en) | Clamping mechanism for stretching and drawing carbon fiber sheets | |
| CN200974218Y (en) | Screwdriver grip structure | |
| CN208625885U (en) | Torque Controller for Dental Implant | |
| CN203716516U (en) | Clamping mechanism for tensioning carbon fiber sheet | |
| CN102861435A (en) | Game handle for mobile phone | |
| CN203064888U (en) | Multifunctional correction tape | |
| CN109994867A (en) | A kind of scalable plug | |
| CN106409155B (en) | A flipping fixture for a curved display | |
| CN201140605Y (en) | Automatic chalk holder | |
| CN201002227Y (en) | Braking structure of ratchet wrench | |
| CN210054890U (en) | Umbrella | |
| CN204431181U (en) | Dental handpiece dismantling device | |
| CN202234957U (en) | Food clamp with zipper | |
| CN204889546U (en) | Portable key presss from both sides | |
| CN205166811U (en) | Novel it inserts lamp pincers to expose light -emitting character | |
| CN202800364U (en) | Bootlace buckle | |
| CN202575509U (en) | Adhesive tape cutting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170322 |