CN110721001B - Handheld tooth proximal surface automatic polishing device - Google Patents
Handheld tooth proximal surface automatic polishing device Download PDFInfo
- Publication number
- CN110721001B CN110721001B CN201911135359.9A CN201911135359A CN110721001B CN 110721001 B CN110721001 B CN 110721001B CN 201911135359 A CN201911135359 A CN 201911135359A CN 110721001 B CN110721001 B CN 110721001B
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- Prior art keywords
- polishing
- eccentric shaft
- fixing rod
- groove
- handle
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- 238000005498 polishing Methods 0.000 title claims abstract description 81
- 239000004576 sand Substances 0.000 claims abstract description 35
- 238000005096 rolling process Methods 0.000 claims abstract description 12
- 229910000639 Spring steel Inorganic materials 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 210000003128 head Anatomy 0.000 abstract description 7
- 210000000214 mouth Anatomy 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 7
- 230000006978 adaptation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
Landscapes
- Health & Medical Sciences (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)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a hand-held tooth adjacent surface automatic polishing device, which comprises a Y-shaped clamping piece, a polishing sand strip arranged on the Y-shaped clamping piece, and a handle body for mounting the Y-shaped clamping piece, wherein the handle body comprises a handle shell, and a swinging block, a rolling bearing, an eccentric shaft and a driving motor which are arranged in the handle shell, the swinging block is mounted on the inner wall of the handle shell through the rolling bearing, one end of the swinging block is detachably connected with a grinding head, a groove is arranged at the other end of the swinging block, the shaft end of the eccentric shaft is mounted in the groove, and the eccentric shaft is fixedly connected with a motor shaft of the driving motor. The device can be inserted into the oral cavity cheaply to polish the repaired tooth adjacent surfaces at different positions, is convenient to operate, can effectively relieve the working strength of doctors and relieves the pain of patients. The device is adjustable in polishing direction, high in polishing speed and adjustable, uniform in motion and better in polishing effect compared with manual polishing.
Description
Technical Field
The invention belongs to the field of dental medical appliances, and particularly relates to a tooth adjacent surface polishing device.
Background
In the field of dentistry, when tooth restoration involves an adjacent surface, an dentist needs to polish the restored tooth adjacent surface, and a polishing tool commonly used at present is a polishing sand strip. When the polishing abrasive stick is used, a doctor holds the polishing abrasive stick by hand, stretches the polishing abrasive stick into a patient's mouth, places the abrasive stick at a position to be polished, and then achieves the purpose of polishing through the reciprocating motion of fingers. Often, repeated sanding of the same location is required to achieve good sanding results. However, the intra-oral space is narrow, and manual operation by doctors (especially male doctors) is very inconvenient, which often results in poor polishing effect and low efficiency, affects long-term prognosis of the suffering teeth, and also causes discomfort to patients and increases pain to the patients.
Disclosure of Invention
Aiming at the technical problems, the application provides a hand-held automatic tooth adjacent surface polishing device, which solves the problems of inconvenient manual polishing operation, low efficiency and poor polishing effect at present.
The technical scheme adopted by the invention is as follows:
A hand-held automatic tooth adjacent surface polishing device,
The polishing apparatus includes a holding portion that is configured to hold a polishing pad,
A polishing sand strip arranged on the clamping part,
A handle body for installing the clamping part,
The handle body comprises a handle shell, a swinging block, an eccentric shaft and a driving motor which are arranged in the handle shell,
One end of the swinging block is detachably connected with the grinding head, the other end of the swinging block is provided with a groove,
The shaft end of the eccentric shaft is arranged in the groove, the eccentric shaft is fixedly connected with the motor shaft of the driving motor,
The tail part of the handle shell is provided with a power line through hole, and the driving motor is connected with an external power supply through a power line.
Preferably, a rolling bearing is further arranged in the handle shell, and the swinging block is mounted on the inner wall of the handle shell through the rolling bearing.
Preferably, the opening width of the groove is suitable for the outer diameter of the shaft end of the eccentric shaft, and the shaft end of the eccentric shaft can freely slide in the groove when the eccentric shaft rotates.
Preferably, the clamping part is a Y-shaped clamping piece, the Y-shaped clamping piece is detachably connected with the swinging block through a rectangular bayonet, and the Y-shaped clamping piece comprises a first fixing rod and a second fixing rod.
Preferably, the first fixing rod and the second fixing rod have the same structure, the first fixing rod and the second fixing rod are respectively provided with a strip-shaped guide hole, two ends of the polishing sand strip are respectively arranged in the two strip-shaped guide holes, and two ends of the polishing sand strip are respectively fixed in the two strip-shaped guide holes through the fixing blocks.
Preferably, the first dead lever is the same with the second dead lever structure, is provided with first open slot in the terminal vertical inward of first dead lever, be located first open slot both sides on the first dead lever lateral wall and set up the breach of coaxial line respectively, two the breach extends to the axial lead of first open slot respectively and forms a fixed slot, and the fixed block is placed in the fixed slot for fix polishing sand strip, and in the first open slot outside and along first dead lever length direction still activity be provided with the baffle, be provided with the retaining member in the side of baffle to still be equipped with the hasp that is used for the retaining member on the first open slot outside.
Preferably, the first dead lever is the same with the second dead lever structure, is provided with the second open slot on the lateral wall of first dead lever, is provided with two at least adaptation grooves that are used for putting into chucking spare at the lateral wall of first dead lever, and all is provided with first through-hole at the interior terminal surface of two adaptation grooves, two adaptation grooves are located the both sides of second open slot, the both ends portion of polishing sand strip is provided with the second through-hole with first through-hole adaptation.
Preferably, the clamping piece is U-shaped spring steel, and at least one tail end of the U-shaped spring steel is provided with a clamping protrusion.
Preferably, the first open slot and the second open slot have the same structure, and the first open slot is tapered from outside to inside.
Preferably, the handle shell comprises a first handle shell and a second handle shell, a plurality of guide holes are formed in the first handle shell, and a plurality of guide posts are arranged on the second handle shell.
Preferably, the number of the guide holes is the same as that of the guide posts, and the guide holes and the guide posts are fixed through screws.
Compared with the prior art, the handheld automatic tooth surface polishing device has the beneficial effects that the handle body convenient for doctors to operate is arranged, the miniature motor is used for driving work, the swinging block is fixed on the inner wall of the handle shell through the rolling bearing, and the friction force between the swinging block and the inner wall of the handle shell is reduced. The polishing device can extend into the oral cavity to polish the repaired tooth adjacent surfaces at different positions, is convenient to operate, effectively reduces the working strength of doctors, and relieves the pain of patients. Because the polishing device uses the micro motor to drive the polishing head, the polishing speed is high, and the movement speed can be adjusted, compared with manual polishing, the polishing device has higher working efficiency and better polishing effect. Secondly, the grinding head is arranged into a Y-shaped structure in consideration of the problem of narrow space in the oral cavity, so that the grinding head is convenient to work, and the grinding head is detachably connected with the swinging block, so that the grinding head is convenient to replace and sterilize in time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a Y-shaped clamping member according to an embodiment;
FIG. 3 is a schematic diagram of a wobble block structure;
FIG. 4 is a schematic diagram of an eccentric shaft structure;
FIG. 5 is a schematic view of a Y-shaped clamping member according to an embodiment of the present invention;
FIGS. 6a and 6b are left side views of the first mount of FIG. 5;
FIG. 7 is a schematic view of a Y-shaped clamping member according to a third embodiment of the present invention;
FIGS. 8a and 8b are left side views of the first mount of FIG. 7;
FIG. 9 is a front view of the first mount of FIG. 7;
FIG. 10 is a schematic view of a third embodiment of a fastener;
Fig. 11 is a schematic structural view of a polishing strip according to a third embodiment of the present invention.
1, A first handle shell; 2, a Y-shaped clamping piece, a polishing sand strip, a rolling bearing, a swing block, an eccentric shaft, a driving motor, a second handle shell, a screw, a groove, a guide hole, a guide post, a power line connecting hole, a clamping piece and a clamping protrusion, wherein the polishing sand strip, the rolling bearing, the swing block, the eccentric shaft, the driving motor, the second handle shell, the screw, the groove, the guide hole, the guide post, the power line connecting hole, the clamping protrusion and the clamping protrusion are arranged in sequence, and the clamping protrusion is arranged in sequence;
201. 202, a second fixed rod;
2010. bar guide hole 2011, first open slot 2012, notch 2013, baffle plate 2014, lock catch 2015, locking piece 2016, second open slot 2017, fit slot 2018, first through hole.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that the terms "first," "second," "third," and the like are used merely for distinguishing the description and are not to be construed as indicating or implying relative importance, and furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the invention specifically discloses a hand-held automatic tooth surface polishing device, which comprises a Y-shaped clamping piece 2, a polishing sand strip 3 arranged on the Y-shaped clamping piece 2, and a handle body for mounting the Y-shaped clamping piece 2, wherein the handle body comprises a handle shell, and a swinging block 5, an eccentric shaft 6 and a driving motor 7 which are arranged in the handle shell, one end of the swinging block 5 is detachably connected with the Y-shaped clamping piece 2, the other end of the swinging block 5 is provided with a groove 10, the shaft end of the eccentric shaft 6 is arranged in the groove 10, the eccentric shaft 6 is fixedly connected with a motor shaft of the driving motor 7, the driving motor 7 is powered by an external power supply, and a power wire enters the handle shell through a power wire connecting hole 13 and is connected with the driving motor 7.
The rolling bearing 4 is further arranged in the handle shell, the swinging block 5 is mounted on the inner wall of the handle shell through the rolling bearing 4, friction force between the swinging block 5 and the inner wall of the handle shell in the swinging process can be reduced, and loss of the swinging block is reduced.
The opening width of the groove 10 is suitable to the outer diameter of the shaft end of the eccentric shaft 6, and when the eccentric shaft 6 rotates, the shaft end of the eccentric shaft 6 can freely slide in the groove 10, so that the swinging block 5 swings along with the movement of the eccentric shaft 6.
Example 1
For better fixing the polishing sand strip 3, the Y-shaped clamping member includes a first fixing rod 201 and a second fixing rod 202, the first fixing rod 201 and the second fixing rod 202 have the same structure, the first fixing rod 201 and the second fixing rod 202 are respectively provided with a strip-shaped guiding hole 2010, two ends of the polishing sand strip 3 are respectively arranged in the two strip-shaped guiding holes 2010, and two ends of the polishing sand strip 3 are respectively fixed in the two strip-shaped guiding holes 2010 through fixing blocks. Because the Y-shaped clamping piece 2 needs to be disinfected after each use, and is convenient for the next patient to use, in the invention, the Y-shaped clamping piece 2 and the swinging block 5 are detachably connected through the rectangular bayonet, after the polishing device is used, the Y-shaped clamping piece 2 can be detached from the handle body, the Y-shaped clamping piece 2 can be cleaned independently, and similarly, the polishing sand strip 3 can be detached from the Y-shaped clamping piece for cleaning independently, so that the cleaning time is saved, and the cleaning safety is improved.
The fixing block can be a wedge block, but is not limited to wedge block fixing, and only has a fixing function. Therefore, the polishing sand strip 3 is not easy to shake off in the working process, and plays a good role in stabilizing.
Example two
As shown in fig. 5 and fig. 6a and 6b, the present invention provides another "Y" type clamping member structure 2, where the "Y" type clamping member includes a first fixing rod 201 and a second fixing rod 202, the first fixing rod 201 and the second fixing rod 202 are identical in structure, a first open slot 2011 is vertically and inwardly disposed at an end of the first fixing rod 201, two coaxial notches 2012 are disposed on two sides of the first open slot 2011 on a side wall of the first fixing rod 201, the notches 2012 on two sides of the first open slot 2011 extend toward an axial line of the first open slot 2011 to form a fixing slot, and the fixing blocks are disposed in the fixing slot and are used for fixing the polishing sand strip 3, and the length of the fixing slot is smaller than the width of the first fixing rod 201, a baffle 2013 is movably disposed outside the first open slot 2011 and along the length direction of the first fixing rod 201, a locking member 2015 is disposed on a side surface of the baffle 2013, and a locking member is further disposed on the outside the first open slot 2011.
In the installation process, a worker vertically puts the polishing strip 3 into the first open slot 2011, pushes the fixing block along the direction of the fixing slot 2012, fixes the vertical direction of the polishing strip 3 by the fixing block, and then fixes the locking piece 2015 of the baffle 2013 into the lock 2014 to horizontally fix the polishing strip 3, wherein the locking piece 2015 adopts a spring steel structure. When the polishing device is used and the polishing sand strip 3 needs to be replaced, firstly, a worker ejects the end part of the locking piece 2015 from the lock catch 2014 by pinching the exposed part of the locking piece 2015, and then withdraws the fixing block, so that the polishing sand strip 3 can be taken out for replacement, and the replaced polishing sand strip is cleaned independently, so that the cleaning time is saved, and the cleaning safety is improved.
Example III
As shown in fig. 8a, 8b and 9-11, the present invention further provides another Y-shaped clamping member structure 2, the first fixing rod 201 and the second fixing rod 201 are identical in structure, a second open slot 2016 is provided on the side wall of the first fixing rod 201, the length of the second open slot 2016 is identical to the width of the first fixing rod 201, that is, the second open slot 2016 is provided in a horizontal direction penetrating the first fixing rod 201, the depth of the second open slot 2016 is smaller than the thickness of the first fixing rod 201, at least two adapting slots 2017 for placing the clamping member 14 are provided on the side wall of the first fixing rod 201, and a first through hole 2018 is provided on the inner end surfaces of the two adapting slots 2017, the two adapting slots 2017 are located on the upper side and the lower side of the second open slot 2016, and when the polishing strip 3 is installed, the first through hole 2018 and the second through hole 2018 are located on the same vertical axis to fix the polishing strip through the clamping member.
The clamping member 14 is made of U-shaped spring steel, and a clamping protrusion 1401 is arranged at least one end of the U-shaped spring steel.
During the installation, the staff pushes the polishing sand strip 3 into the second opening groove 2016 horizontally, the second through holes on the polishing sand strip 3 are aligned to the first through holes 2018 on the inner end surface of the adapting groove 2017, then the U-shaped spring steel is pushed into the adapting groove 2017 from the outer side surfaces of the first fixing rod 201 and the second fixing rod 202, two extending parts of the U-shaped spring steel penetrate through the first through holes 2018, clamping protrusions on the U-shaped spring steel are fixed into the second through holes of the polishing sand strip 3, the polishing sand strip 3 is fixed, after the polishing device is used, the staff holds the exposed parts of the U-shaped spring steel, the U-shaped spring steel is pulled out of the adapting groove 2017, the fixing of the polishing sand strip 3 is relieved, at the moment, the polishing sand strip 3 is pulled out horizontally along the second opening groove 2016, the replacement can be completed, the replaced polishing sand strip is cleaned independently, the cleaning time is saved, and the cleaning safety is improved.
The first open groove 2011 and the second open groove 2016 are arranged in a shape with reduced caliber from outside to inside, so that the polishing sand strip can be conveniently placed in the polishing sand strip, and the small caliber of the inner sides of the first open groove 2011 and the second open groove 2016 is beneficial to clamping the polishing sand strip in the first step.
The above-mentioned handle casing include first handle shell 1 and second handle shell 8, be provided with a plurality of guiding hole 11 on the first handle shell 1, be provided with a plurality of guide post 12 on the second handle shell 8, the quantity of guiding hole 11 is the same with the quantity of guide post 12, just guiding hole 11 passes through screw 9 with guide post 12 and fixes. When in installation, the guide holes 11 are matched with the guide posts 12.
When the polishing device is used, after the driving motor is electrified, the driving motor shaft rotates and drives the eccentric shaft to rotate, the shaft end of the eccentric shaft performs circular motion around the axis of the driving motor under the driving of the motor, and the shaft end of the eccentric shaft is matched with the groove on the swinging block, so that the swinging block performs reciprocating swinging around the axis of the rolling bearing.
Secondly, the Y-shaped clamping piece does not have a polishing effect and only clamps the polishing sand strip, the polishing sand strip has a small polishing effect after polishing and mainly polishes, the working surface of the polishing sand strip is single-sided, and the working surface of the polishing sand strip can be positioned outside or inside according to the position of the adjacent surface of the tooth to be polished.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (3)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911135359.9A CN110721001B (en) | 2019-11-19 | 2019-11-19 | Handheld tooth proximal surface automatic polishing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911135359.9A CN110721001B (en) | 2019-11-19 | 2019-11-19 | Handheld tooth proximal surface automatic polishing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110721001A CN110721001A (en) | 2020-01-24 |
| CN110721001B true CN110721001B (en) | 2025-01-14 |
Family
ID=69224507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911135359.9A Active CN110721001B (en) | 2019-11-19 | 2019-11-19 | Handheld tooth proximal surface automatic polishing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110721001B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1211150A (en) * | 1968-06-28 | 1970-11-04 | Axel Torbjorn Axelsson | Apparatus for cleaning or polishing teeth |
| US5040977A (en) * | 1988-04-08 | 1991-08-20 | Bernard Weissman | Self powered dental plaque-removing device |
| CN211381914U (en) * | 2019-11-19 | 2020-09-01 | 中国人民解放军第四军医大学 | A hand-held tooth adjacent surface automatic polishing device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4266933A (en) * | 1979-07-30 | 1981-05-12 | Fuller Warden | Rotary dental polishing apparatus |
| ITMI20090239A1 (en) * | 2009-02-20 | 2010-08-21 | Sdc Switzerland Gmbh | FILE FOR THE PROCESSING OF INTERPROSSIMAL SPACE IN HORIZONIA AS WELL AS IN THE TEETH CONSERVATIVE AND ITS RELATIVE DEVICE THAT CAN BE CONNECTED TO A OSCILLATORY HANDPIECE |
| CA2866265A1 (en) * | 2012-03-12 | 2013-09-19 | Sdc Switzerland Sa | Oscillating dental angle handpiece |
| DE202013006654U1 (en) * | 2013-07-24 | 2013-11-26 | Felix Tapphorn | Device for grinding, polishing, finishing, stripping and cleaning tooth surfaces, brackets and implants |
-
2019
- 2019-11-19 CN CN201911135359.9A patent/CN110721001B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1211150A (en) * | 1968-06-28 | 1970-11-04 | Axel Torbjorn Axelsson | Apparatus for cleaning or polishing teeth |
| US5040977A (en) * | 1988-04-08 | 1991-08-20 | Bernard Weissman | Self powered dental plaque-removing device |
| CN211381914U (en) * | 2019-11-19 | 2020-09-01 | 中国人民解放军第四军医大学 | A hand-held tooth adjacent surface automatic polishing device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110721001A (en) | 2020-01-24 |
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