CN201239213Y - Disposal high-speed dental air turbine hand piece with button for changing needle - Google Patents
Disposal high-speed dental air turbine hand piece with button for changing needle Download PDFInfo
- Publication number
- CN201239213Y CN201239213Y CNU2008201878206U CN200820187820U CN201239213Y CN 201239213 Y CN201239213 Y CN 201239213Y CN U2008201878206 U CNU2008201878206 U CN U2008201878206U CN 200820187820 U CN200820187820 U CN 200820187820U CN 201239213 Y CN201239213 Y CN 201239213Y
- Authority
- CN
- China
- Prior art keywords
- wind wheel
- button
- drill point
- rotor shaft
- bearing
- 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.)
- Expired - Fee Related
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The utility model discloses a disposable button reneedling high-speed dental surgery mobile phone which comprises a phone body and a phone head at the top end of the phone body. The phone head comprises a wind wheel device at the front end and a drill point dismounting device at the rear end; the wind wheel device comprises a wind wheel bin and a wind wheel which is arranged in the wind wheel bin and can freely rotate; an air inlet is arranged at the middle part of the wind wheel bin; a wind wheel shaft is arranged on the wind wheel; a through hole matched with a drill point is arranged in the center of the wind wheel shaft; the drill point dismounting device comprises a button and a nose spike in front of the button; and the front end of the nose spike is positioned in the through hole on the wind wheel shaft. The utility model has the advantages that the disassembly and the assembly are convenient and quick, the progress of operation can be accelerated, and the pain of a patient is reduced.
Description
Technical field
This utility model relates to a kind of dental handpiece, and particularly a kind of disposable button changes pin high speed dental handpiece.
Background technology
Dental handpiece is the indispensable instrument of oral disease therapeutic, is commonly called as dental drill.The main effect of dental handpiece is to bore the tooth of grinding one's teeth in sleep, in clinical practice, generally be to adopt a people one machine, usefulness back disinfection mode, but because negative pressure resorption, cause sterilization to be difficult to thoroughly, increased the danger of cross infection, for reducing this danger, disposable dental handpiece has occurred, existing disposable dental handpiece installation way mainly contains following several modes: first kind of needs uses the auxiliary dismantling device of a kind of being commonly called as " key ", its shortcoming is to need to increase additional attachments, complicated operation, the shell of fragile dental handpiece; Second kind of clamping device that adopts three lobe spring structures, though convenient the use, its complex structure, cost are higher, are not suitable for disposable use; The drill point of the third use and mobile phone are one, can not dismantle, owing to need frequently to change drill point in the dental care, this structure can cause very big waste, more than the disposable dental handpiece of three kinds of installation way, owing to there is shortcoming separately, all the clamping problem that disposable dental handpiece is not existed solves.
Summary of the invention
Problem to be solved in the utility model is: provide a kind of disposable button of dismounting drill point that can be easily and fast to change pin high speed dental handpiece.
In order to solve the problems of the technologies described above, disposable button of the present utility model changes the pin dental handpiece, comprise the vertical head of fuselage and fuselage, the afterbody of fuselage is provided with air jet pipe interface, water inlet pipe interface, outlet pipe interface and escape pipe interface, the top of fuselage is provided with spray holes near the place of head, head comprises the wind wheel apparatus of front end and the drill point provision for disengagement of rear end, and wind wheel apparatus comprises the wind wheel storehouse and place the internal energy wind wheel that rotates freely in wind wheel storehouse that the middle part in wind wheel storehouse has air inlet; Wind wheel is provided with rotor shaft, and the center of rotor shaft is provided with the through hole that is complementary with drill point, and the drill point attaching/detaching apparatus comprises the thimble of button and button front, and the front end of described thimble is arranged in the through hole on the rotor shaft.
Disposable button of the present utility model changes the pin dental handpiece, and described wind wheel apparatus also comprises the clutch shaft bearing that cooperates with the rotor shaft front end, second bearing that cooperates with the rotor shaft rear end, the fixed block that is used for fixing clutch shaft bearing, the contiguous block that is used for fixing second bearing, first sealing ring and second sealing ring; Fixed block is set in the front end of wind wheel apparatus, is provided with first sealing ring between fixed block and the clutch shaft bearing; Contiguous block is set in the rear end of wind wheel apparatus, is provided with second sealing ring between the contiguous block and second bearing.
Disposable button of the present utility model changes the pin dental handpiece, is provided with buffer spring between described button and the contiguous block.
The beneficial effect that this utility model is obtained is: the center of rotor shaft is provided with and the drill point through hole that is complementary, the front end of thimble is arranged in the through hole on the rotor shaft, when needs are changed drill point, presses button, just drill point can be ejected, equally, in the time of the clamping drill point, as long as drill point is put in the through hole on the rotor shaft, so, easy accessibility of the present utility model is quick, can accelerate the process of operation, reduces patient's misery.
Description of drawings
Fig. 1 is a sketch map of the present utility model.
Fig. 2 is the structure for amplifying sketch map of head.
Among the figure: 1, rotor shaft, 2, spray holes, 3, head, 4, button, 5, fuselage, 6, the air jet pipe interface, 7, the water inlet pipe interface, 8, the air inlet pipe interface, 9, escape pipe interface, 10, fixed block, 11, wind wheel, 12, the wind wheel storehouse, 13, contiguous block, 14, buffer spring, 15, first sealing ring, 16, clutch shaft bearing, 17, air inlet, 18, through hole, 19, second sealing ring, 20, second bearing, 21, thimble, 22, contiguous block.
The specific embodiment
As depicted in figs. 1 and 2, disposable button of the present utility model changes the pin dental handpiece, comprise fuselage 5 and fuselage 5 vertical heads 3, the afterbody of fuselage 3 is provided with air jet pipe interface 6, water inlet pipe interface 7, outlet pipe interface 8 and escape pipe interface 9, the top of fuselage 5 is provided with spray holes 2 near the place of head 3, described head 3 comprises the wind wheel apparatus of front end and the drill point provision for disengagement of rear end, described wind wheel apparatus comprises wind wheel storehouse 12 and places the wind wheel storehouse 12 internal energy wind wheels that rotate freely 11 that the middle part in described wind wheel storehouse 12 has air inlet 17; Described wind wheel 11 is provided with rotor shaft 1, and the center of described rotor shaft 1 is provided with and the drill point through hole 18 that is complementary, and described drill point attaching/detaching apparatus comprises the thimble 21 of button 4 and button 4 fronts, and the front end of described thimble 21 is arranged in the through hole 18 on the rotor shaft 1; Described wind wheel apparatus also comprises the clutch shaft bearing 16 that cooperates with rotor shaft 1 front end, second bearing 20 that cooperates with rotor shaft 1 rear end, the fixed block 10 that is used for fixing clutch shaft bearing 16, is used for fixing contiguous block 13, first sealing ring 15 and second sealing ring 19 of second bearing 20; Described fixed block 10 is set in the front end of wind wheel apparatus, is provided with first sealing ring 15 between fixed block 10 and the clutch shaft bearing 16; Described contiguous block 22 is set in the rear end of wind wheel apparatus, is provided with second sealing ring 19 between the contiguous block 22 and second bearing 20; Be provided with buffer spring 14 between described button 4 and the contiguous block 22.
Disposable button of the present utility model changes the pin dental handpiece, gases at high pressure insert by air inlet pipe interface 8, and by 11 rotations of air inlet 17 promotion wind wheels, wind wheel 11 is provided with rotor shaft 1, rotor shaft 1 is provided with the through hole 18 that is complementary with drill point, when undergoing surgery, drill point is with regard in the through hole 18 of clamping on rotor shaft 1, and wind wheel 11 rotations can drive drill point and rotate simultaneously; Fixed block 10, contiguous block 13 are fixing with the clutch shaft bearing 16 and second bearing 20 respectively, and first sealing ring 15 and second sealing ring 19 are then airtight with whole wind wheel storehouse 12, can improve the utilization rate of gases at high pressure like this; Button 4, buffer spring 14 and thimble 21 have been formed the drill point provision for disengagement, when drill point need be dismantled, press button 4, under the promotion of button 4, the through hole 18 interior drill points that thimble 14 can will be inserted on the rotor shaft 1 eject, when needs the time with the drill point clamping, if the through hole 18 that drill point is inserted on the rotor shaft 1 is interior, so drill point easy accessibility of the present utility model is quick, can accelerate the process of operation, reduce patient's misery.
Claims (3)
1. a disposable button changes the pin dental handpiece, comprise fuselage (5) and the vertical head of fuselage (5) (3), the afterbody of fuselage (3) is provided with air jet pipe interface (6), water inlet pipe interface (7), outlet pipe interface (8) and escape pipe interface (9), the top of fuselage (5) is provided with spray holes (2) near the place of head (3), it is characterized in that: described head (3) comprises the wind wheel apparatus of front end and the drill point provision for disengagement of rear end, described wind wheel apparatus comprises wind wheel storehouse (12) and places the internal energy wind wheel that rotates freely in wind wheel storehouse (12) (11) that the middle part in described wind wheel storehouse (12) has air inlet (17); Described wind wheel (11) is provided with rotor shaft (1), the center of described rotor shaft (1) is provided with and the drill point through hole (18) that is complementary, described drill point attaching/detaching apparatus comprises the thimble (21) of button (4) and button (4) front, and the front end of described thimble (21) is arranged in the through hole (18) on the rotor shaft (1).
2. disposable button according to claim 1 changes the pin dental handpiece, it is characterized in that: described wind wheel apparatus also comprises the clutch shaft bearing (16) that cooperates with rotor shaft (1) front end, second bearing (20) that cooperates with rotor shaft (1) rear end, the fixed block (10) that is used for fixing clutch shaft bearing (16), the contiguous block (13) that is used for fixing second bearing (20), first sealing ring (15) and second sealing ring (19); Described fixed block (10) is set in the front end of wind wheel apparatus, is provided with first sealing ring (15) between fixed block (10) and the clutch shaft bearing (16); Described contiguous block (22) is set in the rear end of wind wheel apparatus, is provided with second sealing ring (19) between contiguous block (22) and second bearing (20).
3. disposable button according to claim 1 and 2 changes the pin dental handpiece, it is characterized in that: be provided with buffer spring (14) between described button (4) and the contiguous block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201878206U CN201239213Y (en) | 2008-08-14 | 2008-08-14 | Disposal high-speed dental air turbine hand piece with button for changing needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201878206U CN201239213Y (en) | 2008-08-14 | 2008-08-14 | Disposal high-speed dental air turbine hand piece with button for changing needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201239213Y true CN201239213Y (en) | 2009-05-20 |
Family
ID=40712499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201878206U Expired - Fee Related CN201239213Y (en) | 2008-08-14 | 2008-08-14 | Disposal high-speed dental air turbine hand piece with button for changing needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201239213Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286271A (en) * | 2015-11-06 | 2016-02-03 | 尚平 | Nail polish air dryer |
| CN105342116A (en) * | 2015-11-06 | 2016-02-24 | 尚平 | Nail polish air-drying machine |
-
2008
- 2008-08-14 CN CNU2008201878206U patent/CN201239213Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105286271A (en) * | 2015-11-06 | 2016-02-03 | 尚平 | Nail polish air dryer |
| CN105342116A (en) * | 2015-11-06 | 2016-02-24 | 尚平 | Nail polish air-drying machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20110814 |