CN104825243B - The brush of reciprocating rotation - Google Patents
The brush of reciprocating rotation Download PDFInfo
- Publication number
- CN104825243B CN104825243B CN201510259323.7A CN201510259323A CN104825243B CN 104825243 B CN104825243 B CN 104825243B CN 201510259323 A CN201510259323 A CN 201510259323A CN 104825243 B CN104825243 B CN 104825243B
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- Prior art keywords
- brush
- driving shaft
- rotation
- driving wheel
- hole
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- 238000004140 cleaning Methods 0.000 claims abstract description 41
- 230000013011 mating Effects 0.000 claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 230000001680 brushing effect Effects 0.000 claims description 76
- 230000033001 locomotion Effects 0.000 claims description 28
- 239000002184 metal Substances 0.000 claims description 4
- 238000005304 joining Methods 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 32
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 210000000214 mouth Anatomy 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000007634 remodeling Methods 0.000 description 2
- 208000000059 Dyspnea Diseases 0.000 description 1
- 206010013975 Dyspnoeas Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000002784 stomach Anatomy 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
- A61C17/222—Brush body details, e.g. the shape thereof or connection to handle
-
- 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
- A61C17/24—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously
- A61C17/26—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously driven by electric motor
-
- 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
- A61C17/3409—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor characterized by the movement of the brush body
- A61C17/3418—Rotation around the axis of the toothbrush handle
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)
- Brushes (AREA)
Abstract
A brush for reciprocating rotation, comprising: be provided with the top-portion apertures of centering distribution and/or the brush shell of middle through-hole, the center line of top-portion apertures and/or middle through-hole and brush drive axis are in same straight line, and brush driving shaft is through middle through-hole; On driving wheel, be distributed with driving wheel through hole, at part brush driving shaft, through after this through hole, the mating area of brush driving shaft and driving wheel enters driving wheel through hole, and brush driving shaft and driving wheel are connected firmly; In brush, be distributed with along brush rotation towards the brush projection away from cleaning element direction, in brush projection, be distributed with the driven pulley secondary part with driving wheel drive part coupling, brush projection is along being provided with brush hollow region in brush driving shaft rotation direction, brush driving shaft passes or enters this hollow region, and brush driving shaft restriction brush is moved towards cleaning element direction along brush rotation. Brush driving shaft or driving shaft not being installed when damaged, brush can not be made reciprocating rotary.
Description
Technical field
The present invention relates to a kind of brush, more particularly, relate to and a kind ofly can prevent that supporting body from departing from headThe brush of reciprocating rotation, this brush volume is little, simple in structure and assembly manipulation convenient.
Background technology
In the utility model patent CN2614048Y enjoying identical inventor of the present invention, disclose onePlant electric toothbrush, the bristle supports on its brush is arranged in installation portion, at the outer wall of bristle supports one sideOn process groove, restriction pin be inserted in groove, the other end of this restriction pin is fixed on hollowOn the roof of the pot shape installation portion of stay tube. When batch production has the electric toothbrush head of said structure, byThe error existing in production technology, the restriction pin that is fixed on hollow support pipe may produce loosening, fromAnd restriction pin fasten bristles support reliably causes bristle supports to depart from hollow support pipe; Or byUse electric toothbrush head in user's ultra-long time, cause the groove of restriction pin and bristle supports seriousFixing the becoming flexible of wearing and tearing or restriction pin and hollow support pipe, thus cause bristle supports to depart from hollowStay tube. If departing from hollow support pipe, the bristle supports in motion will cause serious consequence, as: bristle supportsSwallowed into tracheae, stomach etc. by user. What is more, and bristle supports may be stuck in throat place, causesUser's expiratory dyspnea.
On market, all eurypalynous electric toothbrush heads repeatedly occur to depart from product injury because of bristle supportsUser's product recall event. In another patent application of identical inventor of the present invention, (publication No. isCN103784207A) in, disclose a kind of personal electric burnisher, it is clean that its head is connected with carryingThe supporting body of element, supporting body comprises the coupling part that can be contained in this head and from edge, coupling partIts first pivot center extend and upwards extend in the footpath perpendicular to this first pivot center simultaneously forThe standing part of fixing cleaning element, on the outer surface of coupling part, circumferentially offers each other a pair ofRelative arc groove, correspondingly, head is fixed with a pair of radially relative spacer pin each other, wherein,One end of each spacer pin is fixed on head, and the other end protrudes out to be received respectively and to connect in headClose in arc groove. By this, when supporting body is during around the first pivot axis, spacer pin is located all the timeIn corresponding arc groove and engage, thereby restriction supporting body departs from head.
Summary of the invention
The object of this invention is to provide a kind of brush of reciprocating rotation, it has can prevent supporting body and headDisengaging and safeguard construction unlike the prior art. In addition, this brush volume little, simple in structure and assemblingEasy to operate.
For this reason, the brush of reciprocating rotation provided by the present invention, comprising: removably connect with handleThe brush connection of brush interface, brush shell, brush driving shaft, connection handle drives axle and brush driving shaftFitting, at least one brush, be distributed in cleaning element in brush and with brush driving shaft tight jointDriving wheel; Wherein, brush shell is provided with top-portion apertures and/or the middle through-hole that centering distributes, described top-portion aperturesAnd/or the center line of middle through-hole and brush driving shaft rotation be in same straight line, brush driving shaft is wornCross brush shell middle through-hole, brush driving shaft can be in brush cover top portion hole and/or middle through-hole certainlyConstrain in brush shell by ground reciprocating rotary and by this top-portion apertures and/or middle through-hole, around brush driving shaftRotation is made crankmotion; On driving wheel, be distributed with driving wheel through hole, part brush driving shaft canThrough driving wheel through hole, pass after driving wheel through hole brush driving shaft and active at part brush driving shaftThe mating area of wheel enters driving wheel through hole, and the shape of this mating area makes brush driving shaft and driving wheelCan not relatively move and connect firmly together; In brush, be distributed with along brush rotation towards first away from cleaningThe brush projection of part direction, is distributed with the brush driven pulley with driving wheel drive part coupling in brush projectionSecondary part, brush projection, along being provided with brush hollow region in brush driving shaft rotation direction, is brushedDriving shaft through or enter this brush hollow region, brush driving shaft restriction brush is along brush rotationTowards cleaning element direction motion, and brush driving shaft or driving shaft not being installed when damaged, brushCan not make crankmotion. Described top-portion apertures can be blind hole, can be also through hole.
The driving wheel drive part that preferably driving wheel is provided be arranged in taking brush driving shaft rotation asA side away from cleaning element of heart line, brush driving shaft rotation and brush rotation are basic each otherVertically, thus can by brush driven pulley secondary part from the position away from driving wheel along brush rotation fromCleaning element points to the direction of driving wheel and crosses brush driving shaft rotation and be installed to driving wheel and driveThe correct position coordinating of part.
Driving wheel drive part can be the single conical tooth in a bevel gear, and it is along brush rotationDistribute away from the direction of cleaning element, in brush projection towards being distributed with and leading away from cleaning element directionThe brush driven pulley secondary part of driving wheel drive part coupling, this brush driven pulley secondary part be with described inThat single conical tooth on driving wheel matches, formed by upper two the relative toothed surface of same bevel gearSingle tooth slot structure.
The part that preferably brush driving shaft is comprised by brush hollow region is along brush driving shaft rotation courtOn length be greater than driving wheel and depart from the distance coordinating with brush driven pulley secondary part. Preferably brush drivesAxle is made of metal.
The head of brush shell also comprises concave regions, and this concave regions restriction brush projection edge is perpendicular to brushThe motion of disc spins axis direction, that is to say, described brush shell restriction brush edge is perpendicular to brushThe motion of rotation direction.
Driving wheel drive part on driving wheel can be designed to be roughly spheroid or cylinder, brush is drivenWheel secondary part is distributed with two in brush driving shaft rotation direction and is parallel to each other being approximately perpendicular toFacet, and between these two facets that are parallel to each other and driving wheel drive part exist motion betweenGap, two faceted parallel surfaces that are parallel to each other and driving wheel drive part are tangent.
In brush projection, be distributed with brush surface of revolution, the side of brush case head concave regions is distributed withBrush inner surface of outer cover, brush surface of revolution can be whole taking brush rotation as longitudinal axis orPart cylinder side surface, or the side of circular cone all or in part taking brush rotation as longitudinal axis tableFace. Brush inner surface of outer cover can be the cylinder all or in part taking brush rotation as longitudinal axisSide surface, or the side surface of cone all or in part taking brush rotation as longitudinal axis.
Brush also can comprise double brushing disks,, comprises the first brush and the second brush that is. The first brush and secondThe direction of rotation of brush can be identical or contrary, and the first brush and the second brush comprise brush projection separately,In these brush projections, be distributed with the brush driven pulley secondary part mating with corresponding driving wheel drive partWith the brush hollow region along brush driving shaft rotation direction. The brush driving shaft of double brushing disks through orEnter the brush hollow region of the first brush and the second brush, and by the top-portion apertures of brush shell and/or middle partThrough hole constrains in the brush shell of double brushing disks brush and does reciprocating rotary transhipment around brush driving shaft rotationMoving.
According to the present invention, brush cover top portion hole and/or middle through-hole constraint brush driving shaft can only be around brushesThe rotation of driving shaft rotation, meanwhile, restriction brush driving shaft moving along brush rotation direction.Brush hollow region lower wall and be constrained on the brush driving shaft acting in conjunction in brush shell, can limit brushRim brush rotation is towards cleaning element direction motion, thereby effectively prevented that brush is around brushThe personal injury that departs from brush shell when rotation reciprocating rotary and cause.
In addition, according to structure of the present invention, can first fix driving wheel by frock, then brush driven pulleySecondary part cross driving wheel be assembled to can and the position of driving wheel correct engagement on, assembly manipulation simply andReliably, thus greatly improved production efficiency.
Brief description of the drawings
Fig. 1 is the front elevation of electric toothbrush of the present invention;
Fig. 2 is electric toothbrush head front elevation shown in Fig. 1;
Fig. 3 is electric toothbrush head side sectional view shown in Fig. 2;
Fig. 4 is electric toothbrush head decomposing schematic representation shown in Fig. 2;
Fig. 5 is brush driving shaft shown in Fig. 2 and driving wheel constitutional diagram;
Fig. 6 is brush driving shaft shown in Fig. 2 and driving wheel and brush assembled sectional view;
Fig. 7 is the perspective view of toothbrush brush shown in Fig. 1;
Fig. 8 is the partial sectional view of Fig. 7;
Fig. 9 is the combination front view of brush driving shaft shown in Fig. 2 and driving wheel and brush;
Figure 10 is the partial view of brush shell shown in Fig. 2;
Figure 11 is the partial cutaway of brush shell shown in Fig. 2, brush, brush driving shaft and driving wheel combinationView;
Figure 12 A is the group of driving wheel and brush driving shaft in electric toothbrush head the second embodiment of the present inventionClose figure, in figure, driving wheel drive part is spheroid;
Figure 12 B is the group of driving wheel and brush driving shaft in electric toothbrush head the second embodiment of the present inventionClose figure, in figure, driving wheel drive part is cylinder;
Figure 13 is the constitutional diagram of the driving wheel shown in Figure 12 A, Figure 12 B and brush driving shaft and brush;
Figure 14 is the cutaway view of electric toothbrush head of the present invention the 3rd embodiment, and this brush has double brushing disks;
Figure 15 is that the driving wheel of brush shown in Figure 14 and the combination of brush driving shaft and brush shell are analysed and observeFigure.
Main description of reference numerals
1 is power toothbrush handle
2 is that brush 11 is handle drives axle
21 is brush interface
22 is brush shell
23 is brush connector
24 is brush
25 is cleaning element
26 is brush driving shaft
27 is driving wheel
34 is the brush of the second embodiment
36A is the brush driving shaft in the second embodiment with the driving wheel of ball drive part
36B is the brush driving shaft in the second embodiment with the driving wheel of cylinder drive part
37A is the driving wheel in the second embodiment with ball drive part
37B is the driving wheel in the second embodiment with cylinder drive part
50 is the brush with double brushing disks of the 3rd embodiment
52 is the brush shell of the brush with double brushing disks of the 3rd embodiment
54A is the first brush in the 3rd embodiment
54B is the second brush in the 3rd embodiment
55A is the first cleaning element in the 3rd embodiment
55B is the second cleaning element in the 3rd embodiment
56 is the brush driving shaft with double brushing disks of the 3rd embodiment
57 is the brush driving wheel with double brushing disks of the 3rd embodiment
221 is brush cover top portion hole
222 is brush inner surface of outer cover
223 is brush shell middle through-hole
224 is brush case head concave regions
L1For brush driving shaft rotation
L2For brush rotation
241 is brush hollow region
242 is brush surface of revolution
243 is brush driven pulley secondary part
244 is brush hollow region lower wall
245 is brush projection
261 is brush driving shaft top
262 is brush driving shaft and brush connector mating area
263 is brush driving shaft and driving wheel mating area
271 is driving wheel drive part
272 is driving wheel through hole
341 is the brush hollow region of the second embodiment
342 is the brush surface of revolution of the second embodiment
343 is the brush driven pulley follower coordinating with driving wheel cylinder drive part in the second embodimentPoint
344 is the brush hollow region lower wall of the second embodiment
345 is the brush projection of the second embodiment
371A is the driving wheel ball drive part of the second embodiment
371B is the driving wheel cylinder drive part of the second embodiment
372A, 372B are the driving wheel through hole of the second embodiment
521 is the brush cover top portion hole of the 3rd embodiment
523 is the brush shell middle through-hole of the 3rd embodiment
541A is the first brush hollow region of the 3rd embodiment
541B is the second brush hollow region of the 3rd embodiment
544A is the first brush hollow region lower wall of the 3rd embodiment
544B is the second brush hollow region lower wall of the 3rd embodiment
561 is the brush driving shaft top of the 3rd embodiment
571 is driving wheel the first drive part of the 3rd embodiment
572 is driving wheel the second drive part of the 3rd embodiment
Detailed description of the invention
Below as an example of the brush of electric toothbrush example and describe in more detail by reference to the accompanying drawings of the present invention exemplaryEmbodiment, although only explain as an example of electric toothbrush example, the invention is not restricted to this below. AobviousSo, the present invention also can be used for other brushes reciprocally rotating.
The term that has adopted in this application statement relative space position as " interior ", " outward ", " on ",As shown in the figure one is simply described in D score, " top (or upper end) ", " bottom (or lower end) " etc.The correlation of element or feature and another element (one or more) or feature (one or more). At thisIn description, " interior " and " outward " be with respect to electric toothbrush radially for, contiguous its center is fixedIn justice is, outside being defined as away from center; " on ", D score, " top ", " bottom ", " upper end ", " underEnd " be for the longitudinal axis of electric toothbrush, when electric toothbrush is in work upright or that tiltWhile making state, contiguous brush end be defined as " on ", " top " or " upper end ", one end contrary with itBe defined as D score, " bottom " or " lower end ".
Element is described as " ... on " or when " being connected to " another element, it can be direct positionIn or be connected on another element, or can there is the element occuping therebetween. And element is described as " straightBe connected on ... on " or when " being directly connected to " another element, there is no element therebetween. For retouchingState between element other words of relation be interpreted as having similar implication (for example " and ... between "With " directly exist ... between " relatively, etc.).
Although used first, second grade of word to describe multiple elements or component part in the application, thisA little elements or component part should not be subject to the restriction of these words. These words only for distinguish an element orComponent part and another element or component part, and do not comprise " sequentially ". Therefore, by discussed belowThe first element or component part be called the second element or component part do not exceed yet design of the present invention andScope.
With reference to Fig. 1-4, in an embodiment of the present invention, electric toothbrush comprises that inside accommodates drive divisionThe handle 1 dividing and the brush 2 removably connecting with handle 1. Brush 2 comprises: brush interface 21,Brush shell 22, brush connector 23, brush 24, cleaning element 25, brush driving shaft 26 and mainDriving wheel 27. Brush 2 can be removably mounted on handle 1 by brush interface 21. Handle drivesAxle 11 can be around brush driving shaft rotation L1Crankmotion.
As shown in Figure 3, handle drives axle 11 is inserted to brush connector 23 lower ends, as affiliated field skillArt personnel are known, the mating area shape of appropriate design handle drives axle 11 and brush connector 23 (asUse facet tight fit), when rotating, handle drives axle 11 can drive brush connector 23 to drive around brushMoving axis rotation L1Reciprocating rotary. Brush driving shaft 26 close-fitting ground insert brush connector 23 upper ends,The mating area shape of appropriate design brush driving shaft 26 and brush connector 23 is (as adopted brush to driveThe local annular knurl technique of axle 26, as shown in Fig. 5 262), can make brush driving shaft 26 with respect to brushConnector 23 is immovably linked together, and brush driving shaft 26 and brush connector 23 toolsHave identical reciprocating rotary axis, this reciprocating rotary axis is brush driving shaft rotation L1, i.e. brushDriving shaft 26 and brush connector 23 are all around brush driving shaft rotation L1Reciprocating rotary.
Brush driving shaft 26 is through brush shell middle through-hole 223, and brush driving shaft 26 can be at brushReciprocating rotary freely in shell middle through-hole 223, cooperation is herein typically movable in engineeringShaft hole matching. Above brush shell middle through-hole 223, brush driving shaft 26 securely connects initiativelyWheel 27. As shown in Figure 5, on driving wheel 27, be distributed with driving wheel through hole 272, part brush driving shaft26 can pass driving wheel through hole 272, pass after driving wheel through hole 272 at part brush driving shaft 26,Brush driving shaft and driving wheel mating area 263 enter driving wheel through hole 272, brush driving shaft and activeThe shape of wheel mating area 263 can not relatively move brush driving shaft 26 and driving wheel 27 to connect firmlyTogether. As shown in Figure 3, above driving wheel 27, brush driving shaft 26 is through brush hollow region241, brush 24 can freely, not be subject to brush driving shaft 26 interferingly around brush rotation L2By pre-Determine angle reciprocating rotary. Brush driving shaft rotation L1With brush rotation L2Substantially vertical each other.Above brush hollow region 241, brush cover top portion hole 221 is inserted on brush driving shaft top 261,Brush driving shaft top 261 can freely be revolved around brush driving shaft with respect to brush cover top portion hole 221Shaft axis L1Reciprocating rotary. Brush cover top portion hole 221 and brush shell middle through-hole 223 centerings are dividedCloth, the centerline in two holes on same straight line, and with brush driving shaft rotation L1In sameOn one straight line. In the present invention, brush driving shaft 26 is made of metal, and brush driving shaft 26 also can certainlyBe made of plastics. Because Metal Phase has higher elastic modelling quantity than plastics, therefore metalwork compares working of plasticsThere is better geometric accuracy and kinetic stability.
As shown in Fig. 4, Fig. 7, Fig. 8, Figure 10, in brush 24, be distributed with cleaning element 25. Brush24 along brush rotation L2On away from cleaning element 25 directions, be distributed with brush projection 245, brushProjection 245 is along brush driving shaft rotation L1Direction is provided with brush hollow region 241, and brush drivesMoving axis 26 is through brush hollow region 241, and brush 24 is around brush rotation L2When reciprocating rotary,Brush hollow region 241 makes brush 24 and brush driving shaft 26 there is no movement interference. In brush projection 245On be distributed with the brush driven pulley secondary part 243 mating with driving wheel 27. In the present embodiment, initiativelyThe drive part 271 of wheel 27 comprises the single conical tooth in bevel gear, and this single conical tooth revolves along brushShaft axis L2Direction away from cleaning element 25 distributes, that is, and and driving wheel drive part (single conical tooth)271 are positioned at brush driving shaft rotation L1Centered by the side away from cleaning element 25 of line. ?In brush projection 245 towards being distributed with and 271 of driving wheel drive parts away from cleaning element 25 directionsThe brush driven pulley secondary part 243 of joining. In the present embodiment, brush driven pulley secondary part 243 isMatch with the single conical tooth of the drive part 271 of driving wheel 27, upper two by same bevel gearThe single tooth slot structure that relative toothed surface forms.
Brush shell 22 is distributed with brush case head concave regions 224 in head zone, brush shell headPortion's concave regions 224 is held brush projection 245, is distributed with brush surface of revolution in brush projection 245242, brush case head concave regions 224 sides are distributed with brush inner surface of outer cover 222. In this enforcementIn example, brush surface of revolution 242 can be with brush rotation L2For the whole or portion of longitudinal axisDividing cylinder side surface, can be also with brush rotation L2For justifying all or in part of longitudinal axisCone side surface. Brush inner surface of outer cover 222 can be with brush rotation L2For longitudinal axisCylinder side surface all or in part can be also with brush rotation L2Whole for longitudinal axisOr part cone side surface. Between brush surface of revolution 242 and brush inner surface of outer cover 222, there is fortuneMoving gap, described movement clearance allows brush projection 245 freely in brush case head concave regions224 around brush rotation L2Reciprocating rotary. Brush surface of revolution 242 and brush inner surface of outer cover 222Acting in conjunction constraint brush 24 is around brush rotation L2Reciprocating rotary.
In the present invention, head running part comprises the driving wheel drive division of the monodentate form in bevel gearPoints 271 with two single teeth that relative toothed surface forms in bevel gear described monodentate adaptation, sameThe brush driven pulley secondary part 243 of groove version. As shown in Fig. 9, Fig. 3, due to active wheel drivingMoving part 271 is the single conical tooth in bevel gear, and it is protruding that brush shell 22 is distributed with to hold brushPlay 245 brush case head concave regions 224 (Figure 10), not yet insert main at brush driving shaft 26Driving wheel 27 and driving wheel drive part 271 are positioned at brush driving shaft rotation L1Centered by line far awayDuring from a side of cleaning element 25, brush driven pulley secondary part 243 can be from being positioned at driving wheel 27Centered by rotation with respect to the opposition side of single conical tooth one side of distributing along brush rotation L2MoreThe rotation of crossing driving wheel 27 is installed to the region that is distributed with driving wheel drive part 271, so that brushDish driven pulley secondary part 243 and driving wheel drive part 271 correct engagement. Therefore, brush 24 HesThe assembling of driving wheel 27 is more flexible. Otherwise, must first driving wheel 27 be contained in to brush driven pulley in advance drivenIn part 243, then this sub-assembly is put into brush case head concave regions 224, obviously, this kindMethod is difficult to ensure the correct engagement state of driving wheel 27 and brush driven pulley secondary part 243. And rootAccording to the structure in this example, can first fix driving wheel 27 by frock, then brush driven pulley secondary part243 cross driving wheel 27 is assembled on the position of energy and driving wheel 27 correct engagement, and assembly manipulation is simpleAnd reliable, thereby greatly improve production efficiency. Fig. 8 is the partial sectional view of brush 24, and it is clearShow brush hollow region 241, along brush hollow region 241 away from cleaning element 25 directionsBe provided with brush hollow region lower wall 244. Figure 11 is brush 24, brush shell 22, brush driving shaft 26The partial sectional view combining with driving wheel 27. As shown in Figure 3, brush shell middle through-hole 223 and brushCover top portion hole 221 retrains brush driving shaft 26 can only be around brush driving shaft rotation L1Rotation,Meanwhile, restriction brush driving shaft 26 is along brush rotation L2The motion of direction. Brush hollow region 241Be fan-shaped near brush cover top portion region. When being subject to handle drives axle 11, driving wheel 27 drives around brushDriving shaft rotation L1When reciprocating rotary, driving wheel 27 drives brush driven pulley secondary part 243,Brush driven pulley secondary part 243 makes brush 24 around brush rotation L2Reciprocating rotary. The present embodimentIn, brush 24 is driven by driving wheel 27, and brush 24 is around brush rotation L2The maximum rotation of one directionAngle is about 60 °, and therefore, brush hollow region 241 is configured to have enough large empty avoiding region,To allow brush 24 and brush driving shaft 26 nothings interferingly around brush rotation L2Reciprocating rotary. AobviousSo, the empty avoiding region of brush hollow region 241 is larger, is more conducive to brush 24 and brush driving shaft 26Nothing is interferingly around brush rotation L2Reciprocating rotary. Because empty avoiding region in this example is brush hollowRegion 241, this hollow region means that empty avoiding region surrounding should have corresponding entity part, Er QieyouThere is corresponding diameter in brush driving shaft 26, in commercial Application, consider brush hollow region 241Mechanical strength, require empty avoiding region 241 surroundings should there is the entity part of corresponding suitable wall thickness. Equally,Consider the mechanical strength of brush driving shaft 26, require described brush driving shaft 26 to there is suitable diameter,So empty avoiding region can not be too large. The wall thickness of the entity part of described hollow region 241 and brush driveAxle 26 diameters have limited brush 24 around brush rotation L226 nothing interference are rotated with brush driving shaftAngle. Draw by test, the empty avoiding region of brush hollow region 241 can only allow brush 24 and brushDriving shaft 26 is without interferingly around brush rotation L2The monolateral anglec of rotation of maximum of reciprocating rotary is150 ° of left and right. Preferably, the empty avoiding region of brush hollow region 241 allows brush 24 and brush to driveAxle 26 nothings are interferingly around brush rotation L2The monolateral anglec of rotation of maximum of reciprocating rotary is 90 °.
Again as shown in Figure 3, brush shell middle through-hole 223 and brush cover top portion hole 221 retrain brushDriving shaft 26 can only be around brush driving shaft rotation L1Rotation, meanwhile, restriction brush driving shaft 26Along brush rotation L2The motion of direction. Brush hollow region 241 is in the footpath around brush driving shaft 26Upwards form the annular entity that surrounds part brush driving shaft 26, brush driving shaft 26 is along brush driving shaftRotation L1Can freely pass brush hollow region 241. From the above mentioned, brush hollow region lower wall244 and be constrained on brush driving shaft 26 actings in conjunction in brush shell 22, restriction brush 24 is along brushDisc spins axis L2Towards cleaning element 25 directions motions, thus effectively prevented brush 24 aroundBrush rotation L2The personal injury that departs from brush shell 22 when reciprocating rotary and cause. Raw in batchesIn product process, if there is the situation that brush finished product is not installed brush driving shaft 26,27 of driving wheelsCan not move, same brush 24 can not be driven by driving wheel 27, thus brush 24 lost-motion meritsCan, this defect is very easily produced line and is detected station discovery and sort out. Equally, if occurring in, this situation makesWhile using product, user also can stop using at once, even if use brush 2, because brush 24 can not be transportedMove and be also not enough to injure user. Further, known according to mechanical general knowledge, if driving wheel 27 is along brushDriving shaft rotation L1Move and made driving wheel 27 and brush driven pulley secondary part towards handle orientations243 depart from the distance coordinating, and driving wheel 27 is thrown off with brush driven pulley secondary part 243, initiativelyWheel 27 no longer can drive brush driven pulley secondary part 243. In order to make brush 24 during movement moreConstrained in brush shell 22 by brush driving shaft 26 reliably, in this example, brush driving shaft 26Pass or enter brush hollow region 241, preferably brush driving shaft 26 is surrounded by brush hollow region 241Part along brush driving shaft rotation L1Length is upward greater than that driving wheel 27 departs from and brush is drivenThe distance that wheel secondary part 243 coordinates.
As mentioned above, the head part of brush shell 22 is furnished with brush case head concave regions 224, brushCase head concave regions 224 is held brush projection 245, and brush projection 245 is constrained on brush shellIn head concave regions 224 around brush rotation L2Crankmotion, brush case head spillRegion 224 retrains brush projection 245 in brush case head concave regions 224, i.e. brush shellHead concave regions 224 limits brush projection 245 perpendicular to brush rotation L2Fortune in directionMoving, that is to say, brush shell 22 limits brush 24 perpendicular to brush rotation L2In directionMotion.
Make toothbrush when work when user starts power toothbrush handle 1, handle drives axle 11 drives around brushMoving axis rotation L1Reciprocating rotary, handle drives axle 11 drives brush connector 23, brush connector23 drive brush driving shaft 26 and driving wheel 27 around brush driving shaft rotation L1Reciprocating rotary. MainDriving wheel 27 drives brush driven pulley secondary part 243, makes brush 24 around brush rotation L2Reciprocating rotaryTurn, brush 24 drives cleaning element 25 (as the bristle) reciprocating rotary being fastened in brush 24 to reachEffect of cleaning teeth.
From the above mentioned, on brush driving shaft 26, be provided with and the not relatively-movable master of brush driving shaft 26Driving wheel 27, and driving wheel drive part 271 is positioned at brush driving shaft rotation L1Centered by lineAway from a side of cleaning element 25, in brush 24, be distributed with along brush rotation L2Towards away from clearlyBrush projection 245 in clean element 25 directions, is distributed with brush driven pulley follower in brush projection 245Divide 243, driving wheel 27 and brush driven pulley secondary part 243 routing motions, brush driving shaft 26 drivesMoving driving wheel 27 moves, and driving wheel 27 drives brush driven pulley secondary part 243 to move, brush 24Motion, brush 24 drives cleaning element 25 to move, thereby reaches cleaning effect. Obviously, can be by activeWheel 27 and brush driven pulley secondary part 243 are around brush driving shaft rotation L1Rotate 180 ° formationNew transmission combination structure, this new transmission combination structure does not exceed scope of the present invention yet.
Brush driving shaft 26 passes or enters brush hollow region 241, and by the top of brush shell 22Portion hole 221 and/or middle through-hole 223 constrain in brush shell 22 around brush driving shaft rotation L1Crankmotion. Brush driving shaft 26 limits brush 24 along brush rotation L2Towards clean unitPart 25 directions motions, and brush driving shaft 26 or driving shaft not being installed when damaged, in brush 2Brush 24 can not realize crankmotion. Brush case head concave regions 224 limits brush projection245 perpendicular to brush rotation L2Motion in direction, that is, brush shell 22 limits brush 24Perpendicular to brush rotation L2Motion in direction, and brush shell 22 is stationary parts, motionBrush projection 245 in brush shell 22, make human oral cavity tissue not reach the brush of motionProjection 245, further guarantees that brush 24 does not hurt oral cavity tissue in motion process.
Certainly, driving wheel drive part 271 is not only limited to the single conical tooth structure in bevel gear, Figure 12 AShow the driving wheel 37A in the second embodiment. Driving wheel 37A is provided with the second driving wheel drive part371A, the second driving wheel drive part 371A is approximate spheroid, the second driving wheel 37A is at brushDriving shaft rotation L1In direction, be distributed with the second driving wheel through hole 372A, the second driving wheelThrough hole 372A and the second driving shaft 36A coordinate can not consolidate the second driving wheel 37A with relatively movingFix on the correct position of the second driving shaft 36A, correctly to drive the second brush driven pulley followerDivide 343.
As shown in figure 13, in the brush 34 in the second embodiment along brush rotation L2Towards away from clearlyIn clean element 25 directions, be distributed with the second brush projection 345, in the second brush projection 345 towards farIn cleaning element 25 directions, be distributed with the second brush mating with the second driving wheel drive part 371ADish driven pulley secondary part 343. In the present embodiment, as shown in figure 13, the second brush driven pulley fromMoving part 343 is being approximately perpendicular to brush driving shaft rotation L1In direction, being distributed with two puts down mutuallyThe facet of row, and described two facets that are parallel to each other and the second driving wheel drive part 371AHave movement clearance, described movement clearance guarantees that the second driving wheel drive part 371A is driving secondPlant brush 34 around brush rotation L2When reciprocating rotary, the second driving wheel drive part 371A andThe second brush driven pulley secondary part 343 is without unnecessary interference except transmission, and described two be parallel to each otherFaceted parallel surface and the second driving wheel drive part 371A tangent. Certainly, also can be by activeWheel drive partial design becomes cylinder, as shown in Figure 12 B, wherein, with corresponding component in Figure 12 A withLetter b replaces alphabetical A, does not repeat them here. Obviously, the second driving wheel drive part 371A andDriving wheel drive division in combining structure and first embodiment of the second brush driven pulley secondary part 343Points 271 and the combining structure of brush driven pulley secondary part 243 there is identical assembling flexibility, secondPlanting brush driven pulley secondary part 343 can be from being positioned at centered by the second driving wheel 37A rotationWith respect to the opposition side of the second driving wheel drive part 371A mono-side along brush rotation L2CrossTwo kinds of driving wheel 37A rotations are installed to the district that is distributed with the second driving wheel drive part 371ATerritory, so that the second brush driven pulley secondary part 343 and the second driving wheel drive part 371A are justReally coordinate. This structure is for the single conical tooth-tooth slot structure in the first embodiment, and it is rightThe requirement of the centre-to-centre spacing of engagement is looser, because spheroid or cylinder and faceted mismatch error only changeRotational angle, and less on noise, transmission wearing and tearing and rotational efficienty impact. Same the second brush 34On be distributed with corresponding the second brush surface of revolution 342, the second brush projection 345, the second brushDish hollow region 341 and the second brush hollow region lower wall 344. Above-named the second brush,The cooperation of brush shell 22, the second brush driving shaft 36A and the second driving wheel 37A is similar to brushThe cooperation of dish 24, brush shell 22, brush driving shaft 26 and driving wheel 27, does not repeat them here.
In addition, also can only at brush shell 22, a middle part coordinating with brush driving shaft 26 be set leads toHole or top-portion apertures, this top-portion apertures can be blind hole or through hole, in order to retrain brush driving shaft 26 describedIn hole around brush driving shaft rotation L1Reciprocating rotary. Corresponding remodeling does not all exceed model of the present invention aboveEnclose.
The invention still further relates to the brush with double brushing disks. With reference to Figure 14 and 15, in the 3rd embodiment,Double brushing disks brush 50 is removably mounted on handle 1, and double brushing disks brush 50 comprises: brush interface 21,The brush shell 52 of double brushing disks brush, brush connector 23, the first brush 54A, the second brush 54B,The first cleaning element 55A, the second cleaning element 55B, double brushing disks brush driving shaft 56 and double brushing disks brushDriving wheel 57. By brush interface 21, double brushing disks brush 50 is removably mounted on handle 1,Handle drives axle 11 is around brush driving shaft rotation L1Crankmotion. Handle drives axle 11 insertsBrush connector 23 lower ends, the mating area of appropriate design handle drives axle 11 and brush connector 23Shape (as used facet tight fit), handle drives axle 11 drives brush connector 23 to drive around brushAxle rotation L1Reciprocating rotary. Double brushing disks brush driving shaft 56 close-fitting ground insert brush connector 23Upper end, the mating area shape of appropriate design double brushing disks brush driving shaft 56 and brush connector 23 (asDouble brushing disks brush driving shaft 56 is carried out to local annular knurl), can by double brushing disks brush driving shaft 56 with respect toBrush connector 23 is immovably linked together, and double brushing disks brush driving shaft 56 and brush connectionFitting 23 has identical reciprocating rotary axis, and described reciprocating rotary axis is brush driving shaft rotating shaftLine L1, that is, double brushing disks brush driving shaft 56 and brush connector 23 are all around brush driving shaft rotationL1Crankmotion. Double brushing disks brush driving shaft 56 is through brush shell middle through-hole 523, two brushesA disc brush driving shaft 56 can be in brush shell middle through-hole 523 reciprocating rotary freely, hereinCoordinate for typical movable shaft hole matching in engineering. In the brush shell 52 of double brushing disks brushPortion's through hole 523 tops, double brushing disks brush driving shaft 56 securely connects double brushing disks brush driving wheel 57.On double brushing disks brush driving wheel 57, be distributed with double brushing disks brush driving wheel through hole 572, double brushing disks brush drivesA part for axle 56 can be passed double brushing disks brush driving wheel through hole 572, passes two at brush driving shaft 56After brush brush driving wheel through hole 572, double brushing disks brush driving shaft 56 and double brushing disks brush driving wheel 57Mating area 563 (not shown)s enter double brushing disks brush driving wheel through hole 572, double brushing disks brushThe shape of the mating area 563 of driving shaft 56 and double brushing disks brush driving wheel 57 is driven double brushing disks brushTogether with moving axis 56 and double brushing disks brush driving wheel 57 can not relatively move and connect firmly. At double brushing disks brushThe top of driving wheel 57, double brushing disks brush driving shaft 56 is through the first brush hollow area of double brushing disks brushTerritory 541A, below double brushing disks brush driving wheel 57, double brushing disks brush driving shaft 56 is through two brushesThe second brush hollow region 541B of disc brush head. The first brush 54A and the second brush 54B can be freelyBe not subject to double brushing disks brush driving shaft 56 interferingly around brush rotation L separately3、L4Reciprocating rotary.Above the first brush hollow region 541A of double brushing disks brush, double brushing disks brush driving shaft top 561Insert double brushing disks brush cover top portion hole 521, double brushing disks brush driving shaft top 561 is with respect to double brushing disksBrush cover top portion hole 521 can be freely around brush driving shaft rotation L1Reciprocating rotary. FirstOn brush 54A and the second brush 54B, be distributed with respectively the first cleaning element 55A and the second cleaning element55B. Described double brushing disks brush cover top portion hole 521 and described double brushing disks brush shell middle through-hole 523Centering distribute, the centerline in two holes on same straight line, and with brush driving shaft rotation L1On same straight line.
The first brush 54A and the second brush 54B are respectively equipped with the first brush projection and the second brush projectionAnd corresponding the first brush hollow region 541A and the second brush hollow region 541B. Above-mentioned feature,The spy that the cooperation of function and double brushing disks brush driving shaft 56 and the single brush 24 of narrating above haveLevy, function is identical with the cooperation of brush driving shaft 26, do not repeat them here.
In the present embodiment, the driving wheel 57 of double brushing disks brush is distributed with driving wheel the first drive part 571With driving wheel the second drive part 572, as previously described, driving wheel the first drive part 571 and activeTaking turns the second drive part 572 can, for the single conical tooth in bevel gear, can be also spheroid or cylinder.Double brushing disks brush driving wheel the first drive part 571 drives corresponding the first brush driven pulley secondary part,Make the first brush around the first brush rotation L3Reciprocating rotary, double brushing disks brush driving wheel second drivesPart 572 drives corresponding the second brush driven pulley secondary part, and the second brush is rotated around the second brushAxis L4Reciprocating rotary. The first brush driven pulley secondary part is distributed near first of the second brushBrush projection below. The second brush driven pulley secondary part is distributed near the second brush of the first brush protrudingPlay top, the first brush 54A and the second brush 54B are around rotation L separately3、L4All the time with on the contraryDirection rotation, such as at a time, the first brush 54A is around the first brush rotation L3Inverse timePin rotation, the second brush 54B is around the second brush rotation L4Turn clockwise.
From the above mentioned, the first brush 54A of double brushing disks brush 50 and the second brush 54B have mutually flatThe rotation L of row3、L4, the first brush 54A and the second brush 54B are around rotation L separately3、L4All the time with contrary direction rotation, on the first brush 54A and the second brush 54B, be distributed with respectively edgeBrush rotation L separately3、L4Towards away from the brush of the direction of cleaning element 55A, 55B separatelyProjection. The first brush 54A and the second brush 54B are distributed with on mutually close brush elevated regionsDriven pulley secondary part separately, is provided with the brush of double brushing disks and drives on double brushing disks brush driving shaft 56The not relatively-movable double brushing disks brush of moving axis 56 driving wheel 57, distributes on double brushing disks brush driving wheel 57There are respectively with the first brush driven pulley secondary part and the second brush driven pulley secondary part correspondingDriving wheel the first drive part 571 and driving wheel the second drive part 572. Double brushing disks brush driving wheel 57With brush driven pulley secondary part routing motion, double brushing disks brush driving shaft 56 drives double brushing disks brush masterDriving wheel 57 moves, and double brushing disks brush driving wheel 57 drives the motion of driven pulley secondary part, thereby makes firstBrush 54A and the second brush 54B motion, the first brush 54A and the second brush 54B drive separatelyCleaning element 55A, 55B motion, thus realize cleaning action. Obviously, double brushing disks brush 50 also canSo that two brush driving wheels to be set, they are arranged in the first brush 54A and the second brush 54BThe below away from brush head top of brush projection separately, the first brush 54A and the second brush 54B'sThe below of brush projection is separately distributed with driven pulley secondary part separately, thereby, the first brush 54AWith the second brush 54B around rotation L separately3、L4All the time with identical direction rotation. This remodelingAll do not exceed the scope of the invention yet.
Double brushing disks brush driving shaft 56 through or enter double brushing disks brush the second brush hollow region 541B andDouble brushing disks brush the first brush hollow region 541A, and by the top-portion apertures 521 of brush shell 52 and/Or middle through-hole 523 constrains in the brush shell 52 of double brushing disks brush 50 around brush driving shaft rotating shaftLine L1Do crankmotion. Double brushing disks brush driving shaft 56 limits the first brush 54A and the second brush54B edge brush rotation L separately3、L4Towards the direction motion of cleaning element 55A, 55B. NotWhen the brush driving shaft 56 of installation double brushing disks or driving shaft are damaged, the first brush 54A and the second brush54B can not realize crankmotion. The brush case head concave regions restriction of double brushing disks brush 50The first brush projection and the second brush projection are perpendicular to the first brush rotation L3Or second brush revolveShaft axis L4Motion in direction, the brush shell 52 of double brushing disks brush 50 limits the first brush 54AWith the second brush 54B along perpendicular to brush rotation L separately3、L4The motion of direction, and double brushing disksThe brush shell 52 of brush 50 is stationary parts. Because the brush shell 52 of double brushing disks brush 50 comprisesThe first brush projection and the second brush projection of motion, human oral cavity tissue does not reach first of motionBrush projection and the second brush projection, thus guarantee that the first brush 54A and the second brush 54B are in motionIn process, can not hurt oral cavity tissue. Self-evident, brush of the present invention also can comprise more than twoBrush, their structure is substantially described above, and these remodeling all do not exceed the scope of the invention yet.
Claims (11)
1. a brush for reciprocating rotation, comprising:
The brush interface (21), brush shell (22), the brush that removably connect with handle (1) driveMoving axis (26), connect handle drives axle (11) and the brush connector (23) of brush driving shaft (26),At least one brush (24), be distributed in cleaning element (25) in brush and with brush driving shaft (26)The driving wheel (27) of tight joint;
Wherein, it is logical that described brush shell (22) is provided with top-portion apertures (221) and/or middle part that centering distributesHole (223), center line and the brush driving shaft of described top-portion apertures (221) and/or middle through-hole (223)Rotation (L1) in same straight line, brush driving shaft (26) passes brush shell middle through-hole (223),Brush driving shaft (26) can be at the top-portion apertures of brush shell (22) (221) and/or middle through-hole (223)In reciprocating rotary constrained in brush by described top-portion apertures (221) and/or middle through-hole (223) freelyIn shell (22), around brush driving shaft rotation (L1) make crankmotion;
On described driving wheel (27), be distributed with driving wheel through hole (272,372A, 372B), part brushDriving shaft can pass driving wheel through hole (272,372A, 372B), passes at part brush driving shaftAfter driving wheel through hole (272,372A, 372B), the mating area of brush driving shaft and driving wheel entersDriving wheel through hole (272,372A, 372B), the shape of this mating area makes brush driving shaft (26)Together with driving wheel (27) can not relatively move and connects firmly;
In described brush (24), be distributed with along brush rotation (L2) towards away from cleaning element (25)The brush projection (245) of direction, is distributed with in brush projection (245) and driving wheel drive part (271)The brush driven pulley secondary part (243) of coupling, brush projection (245) is being rotated along brush driving shaftAxis (L1) direction be provided with brush hollow region (241), brush driving shaft (26) through or enterEnter this brush hollow region (241), brush driving shaft (26) restriction brush (24) is along brush rotating shaftLine (L2) towards cleaning element (25) direction motion, and do not install brush driving shaft (26) orWhen driving shaft is damaged, brush (24) can not be made crankmotion.
2. the brush of reciprocating rotation as claimed in claim 1, wherein, described top-portion apertures (221) bagDraw together blind hole or through hole.
3. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described driving wheel (27)Be provided with described driving wheel drive part (271), this drive part is positioned at brush driving shaft rotation(L1) centered by line, away from a side of cleaning element (25), brush driving shaft rotation (L1)With brush rotation (L2) substantially vertical each other, thereby can be by brush driven pulley secondary part (243)From the position away from driving wheel (27) along brush rotation (L2) point to master from cleaning element (25)The direction of driving wheel (27) is crossed brush driving shaft rotation (L1) be installed to and described driving wheel drivingThe partly correct cooperation position of (271).
4. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described driving wheel drivesPartly (271) are the single conical tooth in a bevel gear, and it is along brush rotation (L2) away fromThe direction of cleaning element (25) distributes, upper towards away from cleaning element (25) in brush projection (245)Direction is distributed with the brush driven pulley secondary part (243) with driving wheel drive part (271) coupling,This brush driven pulley secondary part (243) be and described driving wheel (27) on single conical tooth mutuallyThe single tooth slot structure of joining, formed by upper two the relative toothed surface of same bevel gear.
5. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described driving wheel (37)Be provided with and be roughly spheroid or cylindrical described driving wheel drive part (371A, 371B), described brushDriven pulley secondary part (343) is being approximately perpendicular to brush driving shaft rotation (L1) in direction pointBe furnished with two facets that are parallel to each other, and this two facets that are parallel to each other and driving wheel drive partBetween (371A, 371B), there is movement clearance, these two faceted parallel surfaces that are parallel to each other andDriving wheel drive part (371A, 371B) is tangent.
6. the brush of reciprocating rotation as claimed in claim 3, wherein, described brush driving shaft (26)The part being comprised by brush hollow region (241) is along brush driving shaft rotation (L1) length upwardDegree is greater than driving wheel (27) and departs from the distance coordinating with brush driven pulley secondary part (243).
7. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described brush driving shaftBe made of metal.
8. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described brush shell (22)Head also comprise concave regions (224), this concave regions restriction brush projection (245) along perpendicular toBrush rotation (L2) motion of direction, that is to say described brush shell (22) restriction brushDish (24) edge is perpendicular to brush rotation (L2) motion of direction.
9. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described brush projection (245,345) on, be distributed with brush surface of revolution (242,342), brush case head concave regions (224)Side be distributed with brush inner surface of outer cover (222), described brush surface of revolution (242,342) be withBrush rotation (L2) be the side surface of cylinder all or in part of longitudinal axis, or rotate with brushAxis (L2) be the side surface of cone all or in part of longitudinal axis; Described brush inner surface of outer cover(222) be with brush rotation (L2) be the side surface of cylinder all or in part of longitudinal axis,Or with brush rotation (L2) be the side surface of cone all or in part of longitudinal axis.
10. the brush of reciprocating rotation as claimed in claim 1 or 2, wherein, described brush (50)Comprise double brushing disks, that is, comprise the first brush (54A) and the second brush (54B), the first brush andThe direction of rotation of two brushs is identical or contrary, and the first brush (54A) and the second brush (54B) are separatelyComprise brush projection, in these brush projections, be distributed with and corresponding driving wheel drive part (571,572)Coupling brush driven pulley secondary part and along brush driving shaft rotation (L1) the brush hollow of directionRegion (541A, 541B).
The brush of 11. reciprocating rotations as claimed in claim 10, wherein, the brush of described double brushing disksDriving shaft (56) through or enter the first brush and the second brush brush hollow region (541A and541B), and by the top-portion apertures of brush shell (52) (521) and/or middle through-hole (523) constrain inIn the brush shell (52) of double brushing disks brush (50) around brush driving shaft rotation (L1) do back and forthRotatablely move.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510259323.7A CN104825243B (en) | 2015-05-20 | 2015-05-20 | The brush of reciprocating rotation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510259323.7A CN104825243B (en) | 2015-05-20 | 2015-05-20 | The brush of reciprocating rotation |
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| CN104825243A CN104825243A (en) | 2015-08-12 |
| CN104825243B true CN104825243B (en) | 2016-05-18 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016183815A1 (en) * | 2015-05-20 | 2016-11-24 | 上海携福电器有限公司 | Brush head capable of performing reciprocating rotation |
| ITUB20153303A1 (en) * | 2015-08-31 | 2017-03-03 | Enea Baracchini | ELECTRIC BRUSH |
| CN105394926B (en) * | 2015-12-15 | 2017-10-20 | 梁大君 | Self-balancing electronic brush |
| CN107224232B (en) * | 2016-03-25 | 2020-03-27 | 泰金宝电通股份有限公司 | Structure of face washing machine |
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| CN2652351Y (en) * | 2003-07-04 | 2004-11-03 | 叶万青 | Electric tooth brush |
| CN201710491U (en) * | 2009-11-13 | 2011-01-19 | 李一侠 | Electric toothbrush |
| US8887338B1 (en) * | 2010-09-24 | 2014-11-18 | Balbir S. Brar | Oscillating toothbrush |
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| CN104825243A (en) | 2015-08-12 |
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Effective date of registration: 20240103 Address after: Quartz Industrial Building, Singapore, 5th Upper Ayuni Link, 06-02 Patentee after: Xingrui Technology (Singapore) Co.,Ltd. Address before: 201506 No. 489 Jinbai Road, Jinshan Industrial Zone, Shanghai Patentee before: SHANGHAI SHIFT ELECTRICS Co.,Ltd. |
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Effective date of registration: 20240126 Address after: Workshop 1, No. 489 and 455 Jinbai Road, Jinshan Industrial Zone, Jinshan District, Shanghai Patentee after: SHANGHAI SHIFT ELECTRICS Co.,Ltd. Country or region after: China Address before: Quartz Industrial Building, Singapore, 5th Upper Ayuni Link, 06-02 Patentee before: Xingrui Technology (Singapore) Co.,Ltd. Country or region before: Singapore |