CN105342711B - For the porous suction type cooling structure of dental handpiece - Google Patents
For the porous suction type cooling structure of dental handpiece Download PDFInfo
- Publication number
- CN105342711B CN105342711B CN201510941180.8A CN201510941180A CN105342711B CN 105342711 B CN105342711 B CN 105342711B CN 201510941180 A CN201510941180 A CN 201510941180A CN 105342711 B CN105342711 B CN 105342711B
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- spraying seat
- head shell
- annular
- aquaporin
- gas channel
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- 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C2204/00—Features not otherwise provided for
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- 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
A kind of porous suction type cooling structure for dental handpiece is provided, with spraying seat, the spraying seat is set in the head shell of dental handpiece handle end and is adapted to head shell phase, the both ends outer wall of the spraying seat is equipped with the annular groove for moisture seal, annular recess is formed with below the annular groove of upper end, and annular recess one end communicates to form cyclic annular gas channel with the stomata that head shell is internally provided with, the inner homogeneous of the annular recess other end is formed with multiple gas channels for leading to spraying seat lower face；Multiple aquaporins are formed with above the annular groove of lower end, described aquaporin one end is communicated with the inlet opening that head shell is internally provided with, the aquaporin other end and the angled perforation of gas channel.The present invention is taken out of water with gas using principle of negative pressure, is formed water mist and is reached cooling purpose, cooling effect has very big improvement, improves mobile phone safe utilization rate, extends the mobile phone service life.
Description
Technical field
The invention belongs to oral cavity medical apparatus technical fields, and in particular to a kind of porous suction type for dental handpiece cools down
Structure.
Background technology
Dental handpiece is a kind of common medical instrument of the department of stomatology, and operation principle is to utilize air compressor by air
It is compressed into high pressure gas and blows turbine so as to running at high speed with motor-car needle, rotating speed is usually in 360,000 rev/min or so, to cut
It cuts tooth to dispel bad tissue or prepare baking-ceramic tooth, can be used for the dental cares such as polishing artificial tooth.To avoid mobile phone car needle because of height
Speed polishing is occurred by heat ageing and malpractice, needs in time to cool down vehicle needle, existing dental handpiece is according to its cooling side
The difference of formula can be divided into single-point methods for cooling and multiple spot methods for cooling.Single-point methods for cooling is at mobile phone head Jing Jian positions
It draws one water and beats and reach cooling purpose on high-speed rotating vehicle needle；Multiple spot methods for cooling is the lower face circle in spraying seat
Multiple holes are uniformly equipped on week, is discharged by gas band and forms water mist and be sprayed onto high-speed rotating vehicle needle, play better cooling effect.
Single-point cooling due to structure limit, be frequently present of cooling it is not in place and water outlet hole plug the phenomenon that and also practical operation there are all
It is mostly inconvenient；Though multiple spot cooling compared with single-point cooling have some superiority, its water stream channel setting direction substantially with vehicle needle direction one
It causes, that is, flow is needed to go downstream, vehicle needle is cooled down, and rely on the catadromous flow of gravity, once the air pressure of gas channel
Greatly, water top is easily returned and can not form water mist by aqueous vapor air pressure when head mixes, and is not discharged even；And when the gas of gas channel
Hour is pressed through, and water mist can not be formed；In addition, existing dental handpiece would generally influence mobile phone because sundries blocks apopore
Normal work may occur the abnormal situation about cannot repair in time of cooling in patient treatment procedure, pain is brought to patient
Hardship is notably likely to result in serious malpractice, therefore proposes to improve.
Invention content
Present invention solves the technical problem that：A kind of porous suction type cooling structure for dental handpiece is provided, changes water
The direction of channel forms negative pressure when gas channel being made to pass through herein, takes out of to form water mist by water with gas using principle of negative pressure, in conjunction with
Multipoint mode cooling solves existing many technology drawbacks.
The technical solution adopted by the present invention：For the porous suction type cooling structure of dental handpiece, there is spraying seat, it is described
Spraying seat is set in the head shell of dental handpiece handle end and is adapted to head shell phase, and the both ends outer wall of the spraying seat is all provided with
Be useful for the annular groove of moisture seal, annular recess be formed with below the annular groove of upper end, and annular recess one end with
The stomata that head shell is internally provided with communicates to form cyclic annular gas channel, and the inner homogeneous of the annular recess other end is formed with multiple lead to
To the gas channel of spraying seat lower face；Be formed with multiple aquaporins above the annular groove of lower end, described aquaporin one end with
The inlet opening that head shell is internally provided with communicates, the aquaporin other end and the angled perforation of gas channel.
Preferentially, O-shaped rubber ring is equipped in the annular groove and passes through O-shaped rubber ring and realizes moisture seal.
Preferably, moisture seal is realized by gluing in the annular groove.
Further, the gas channel and aquaporin are annularly uniformly distributed multiple and equally distributed on spraying seat
Aquaporin is in same plane with gas passage axis.
Further, the aquaporin axis is each perpendicular to the outside wall surface setting of spraying seat, and the gas channel is in aquaporin
Acute angle penetrates through.
The present invention compared with prior art the advantages of：
1st, when the water of slave head capsule entrance, gas are by spraying seat, gas forms negative pressure at aquaporin, is used using principle of negative pressure
Gas takes water out of, formed water mist reach cooling, avoid previous dental handpiece gas-vapor mix structure design it is unreasonable and appearance
Air pressure crosses air and goes back to water top, and air pressure crosses that small end face mist formation is uneven, and ineffective situation occurs；
2nd, the baltimore groove that is formed with of spraying seat outer wall upper and lower side can nested O-ring can to carry out aqueous vapor by gluing again close
Envelope, reaches better seal effect, prevents leak gas leakage；
3rd, porous cooling structure avoids the situation that single hole is blocked and can not be worked on and occurs, and improves dental handpiece and uses
Safety；
4th, the extended line of gas channel is come together on mobile phone car needle, and the water mist to be formed is made to get at an angle and is revolved at a high speed
The vehicle needle turned, it is ensured that best cooling effect.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is present invention spraying seat first embodiment structure diagram；
Fig. 3 is present invention spraying seat second embodiment structure diagram；
Fig. 4 is the front view after present invention spraying seat assembling.
Specific embodiment
A kind of embodiment of the 1-4 descriptions present invention below in conjunction with the accompanying drawings.
For the porous suction type cooling structure of dental handpiece, there is the spraying seat 1 for hollow columnar part, the spraying seat
1 is adapted with head shell 2 and is fixed in the head shell 2 of dental handpiece handle end, and specifically, spraying, seat 1 is small to be put upside down
It is compressed in the inside of head shell 2,1 lower face of spraying seat is made to be aligned with head shell lower face, blend compounds are by head shell 2 and seat 1 of spraying
The cooperation gap sealing of end face.
The top and bottom outer wall of the spraying seat 1 is formed with the annular groove 101 for moisture seal, more preferable to reach
Sealing effect, prevent leak gas leakage.Specifically (as shown in Figure 2), the annular groove 101 are nested with O-shaped rubber ring and lead to
It crosses O-shaped rubber ring and realizes the moisture seal sprayed between seat 1 and head shell 2.In (as shown in Figure 3) described annular groove 101 also
Can the moisture seal between spraying seat 1 and head shell 2 be realized by gluing.
Above-mentioned spraying seat 1 is set in the head shell of dental handpiece handle end and is adapted with head shell 2, and feature exists
In：The both ends outer wall of the spraying seat 1 is equipped with the annular groove 101 for moisture seal, the annular groove 101 positioned at upper end
Lower section is formed with annular recess 102, and 102 one end of annular recess communicates to form cyclic annular gas with the stomata 201 that head shell 2 is internally provided with
Channel, the inner homogeneous of 102 other end of annular recess are formed with multiple gas channels 103 for leading to 1 lower face of spraying seat；It is located at
101 top of annular groove of lower end is formed with multiple aquaporins 104, and 104 axis of aquaporin is each perpendicular to spraying 1 outside wall surface of seat
Setting, and 104 one end of aquaporin is communicated with the inlet opening 202 that head shell 2 is internally provided with, 104 other end of aquaporin and gas channel
103 angled (acute angles) penetrate through.Multiple 104 directions of (preferably four) aquaporin are mutually hung down with mobile phone car needle direction
Directly, avoid previous dental handpiece gas-vapor mix structure design it is unreasonable and occur air pressure gas by water top return, small end is crossed in air pressure
Face mist formation is uneven, and ineffective situation occurs, specifically as shown in the figure, multiple aquaporins 104 may be provided at spraying seat 1
Inclined-plane corner and its axis perpendicular to spraying 1 outside wall surface of seat, the water inlet that 104 one end of aquaporin and head shell 2 are internally provided with
Hole 202 communicates, the other end and 103 perforation at an acute angle of gas channel, is the formation of negative pressure, and Yi Jishui, gas, which preferably mix, provides guarantor
Barrier.
Operation principle：When gas channel 103 of the air admission hole 201 of gas slave head capsule 2 through seat 1 of spraying reaches the water of spraying seat 1
When at channel 104, the negative pressure of moment formation makes to bring about the desired sensation takes the water at aquaporin 104 in the state of water mist out of, finally from spraying
The water-mist outlet end 105 of 1 bottom end of seat is sprayed onto at an angle on mobile phone car needle, and it is cold best atomization can be played to mobile phone car needle
But effect, the situation that 4 cooling structures of the invention avoid single hole blocking and can not work in addition occur, and improve tooth
The safety that section's mobile phone uses.
Above-described embodiment, only presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, therefore all with this
The equivalence changes that content described in invention claim is done should all be included within scope of the invention as claimed.
Claims (3)
1. for the porous suction type cooling structure of dental handpiece, there is spraying seat (1), the spraying seat (1) is set on dentistry hand
It is adapted in the head shell of cleaner handgrip end and with head shell (2), it is characterised in that：The both ends outer wall of the spraying seat (1) is equal
Equipped with the annular groove (101) for moisture seal, annular recess (102) is formed with below the annular groove (101) of upper end,
And annular recess (102) one end communicates to form cyclic annular gas channel, the ring-type with the stomata (201) that head shell (2) is internally provided with
The inner homogeneous of groove (102) other end is formed with multiple gas channels (103) for leading to spraying seat (1) lower face；Positioned at lower end
Multiple aquaporins (104) are formed with above annular groove (101), what described aquaporin (104) one end was internally provided with head shell (2)
Inlet opening (202) communicates, aquaporin (104) other end and gas channel (103) angled perforation, the gas channel (103) and water
Channel (104) is annularly uniformly distributed multiple, and equally distributed aquaporin (104) and gas channel (103) in spraying seat (1)
Axis is in same plane, and aquaporin (104) axis is each perpendicular to spraying seat (1) outside wall surface setting, the gas channel
(103) with aquaporin (104) perforation at an acute angle, the extended line of the multiple gas channel (103) come together on mobile phone car needle and
Intersect with mobile phone car needle, the trapezoidal structure of the annular recess (102).
2. the porous suction type cooling structure according to claim 1 for dental handpiece, it is characterised in that：The annular
O-shaped rubber ring is equipped in groove (101) and passes through O-shaped rubber ring and realizes moisture seal.
3. the porous suction type cooling structure according to claim 1 for dental handpiece, it is characterised in that：The annular
Moisture seal is realized by gluing in groove (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510941180.8A CN105342711B (en) | 2015-12-15 | 2015-12-15 | For the porous suction type cooling structure of dental handpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510941180.8A CN105342711B (en) | 2015-12-15 | 2015-12-15 | For the porous suction type cooling structure of dental handpiece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105342711A CN105342711A (en) | 2016-02-24 |
| CN105342711B true CN105342711B (en) | 2018-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510941180.8A Active CN105342711B (en) | 2015-12-15 | 2015-12-15 | For the porous suction type cooling structure of dental handpiece |
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| Country | Link |
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| CN (1) | CN105342711B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106420074A (en) * | 2016-10-24 | 2017-02-22 | 西诺医疗器械集团有限公司 | Ladder cooling structure for 45-degree contra-angle dental handpiece |
| CN108888373A (en) * | 2018-06-25 | 2018-11-27 | 东莞市联洲知识产权运营管理有限公司 | A kind of dental operation single head curettage instrument |
| CN108888374A (en) * | 2018-06-25 | 2018-11-27 | 东莞市联洲知识产权运营管理有限公司 | A kind of dental operation curettage instrument |
| CN110179554B (en) * | 2018-12-18 | 2021-08-10 | 贝思德迩医疗器材(广州)有限公司 | High-speed dental handpiece with main air atomization function |
| CN113069225B (en) * | 2021-03-09 | 2022-02-08 | 温州医科大学附属口腔医院 | Vacuum tube interface device for sucking dental handpiece wastewater under negative pressure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5022857A (en) * | 1988-12-19 | 1991-06-11 | Matsutani Seisakusho Co., Ltd. | Dental burr and dental handpiece |
| CN1456130A (en) * | 2002-05-10 | 2003-11-19 | 株式会社莫利嗒制作所 | Dental cutter |
| CN2691511Y (en) * | 2003-11-03 | 2005-04-13 | 郑平 | High speed air-turbo hand drill for dental use |
| CN201213846Y (en) * | 2008-05-14 | 2009-04-01 | 上海生大医保股份有限公司 | Multi-point water-jet type tooth machine head |
| CN202161423U (en) * | 2011-07-05 | 2012-03-14 | 魏君正 | Atomized cooling structure of high-speed turbine mobile phone |
| CN205215388U (en) * | 2015-12-15 | 2016-05-11 | 咸阳西北医疗器械(集团)有限公司 | A porous negative pressure formula cooling structure for dental handpiece |
-
2015
- 2015-12-15 CN CN201510941180.8A patent/CN105342711B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5022857A (en) * | 1988-12-19 | 1991-06-11 | Matsutani Seisakusho Co., Ltd. | Dental burr and dental handpiece |
| CN1456130A (en) * | 2002-05-10 | 2003-11-19 | 株式会社莫利嗒制作所 | Dental cutter |
| CN2691511Y (en) * | 2003-11-03 | 2005-04-13 | 郑平 | High speed air-turbo hand drill for dental use |
| CN201213846Y (en) * | 2008-05-14 | 2009-04-01 | 上海生大医保股份有限公司 | Multi-point water-jet type tooth machine head |
| CN202161423U (en) * | 2011-07-05 | 2012-03-14 | 魏君正 | Atomized cooling structure of high-speed turbine mobile phone |
| CN205215388U (en) * | 2015-12-15 | 2016-05-11 | 咸阳西北医疗器械(集团)有限公司 | A porous negative pressure formula cooling structure for dental handpiece |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105342711A (en) | 2016-02-24 |
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| CB02 | Change of applicant information |
Address after: No. 3, Biyuan Road, Xianyang, Shaanxi Province Applicant after: Masino Medical Equipment Group Co Ltd Address before: No. 3, Biyuan Road, Xianyang, Shaanxi Province Applicant before: Xianyang Northwest Medical Instrument (Group) Co., Ltd. |
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