CN114010356A - Rotary electric toothbrush - Google Patents
Rotary electric toothbrush Download PDFInfo
- Publication number
- CN114010356A CN114010356A CN202111355577.0A CN202111355577A CN114010356A CN 114010356 A CN114010356 A CN 114010356A CN 202111355577 A CN202111355577 A CN 202111355577A CN 114010356 A CN114010356 A CN 114010356A
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- shaft
- mounting seat
- brush hair
- mount pad
- rotate
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- 230000005540 biological transmission Effects 0.000 claims abstract description 72
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 abstract description 5
- 210000003128 head Anatomy 0.000 description 24
- 230000002337 anti-port Effects 0.000 description 3
- 229940034610 toothpaste Drugs 0.000 description 3
- 239000000606 toothpaste Substances 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 210000000214 mouth Anatomy 0.000 description 2
- 206010018276 Gingival bleeding Diseases 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003298 dental enamel Anatomy 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 208000011759 gum bleeding Diseases 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- -1 this Substances 0.000 description 1
Images
Classifications
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- 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
-
- 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
- A61C17/221—Control arrangements therefor
-
- 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
- A61C17/32—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
- A61C17/349—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor with multiple brush bodies
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
- H02K7/075—Means for converting reciprocating motion into rotary motion or vice versa using crankshafts or eccentrics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Brushes (AREA)
Abstract
The invention relates to a rotary electric toothbrush, which comprises a handle body and a toothbrush head assembly, wherein the toothbrush head assembly comprises a base, an outer ring bristle mounting seat and an inner ring bristle mounting seat, the base is mounted on the handle body, the outer ring bristle mounting seat and the inner ring bristle mounting seat are both rotationally arranged on the base, the outer ring bristle mounting seat is positioned on the outer side of the inner ring bristle mounting seat, the rotary electric toothbrush also comprises a driving assembly which simultaneously drives the outer ring bristle mounting seat and the inner ring bristle mounting seat to rotate in a reciprocating reverse direction, the driving assembly comprises a motor device and a transmission rod, the motor device is fixedly arranged in the handle body, the transmission rod is rotationally arranged on the base along the length direction of the handle body, an output shaft of the motor device can drive the transmission rod to rotate, and the transmission rod simultaneously drives the outer ring bristle mounting seat and the inner ring bristle mounting seat to rotate in a reciprocating reverse direction through an eccentric structure. By adopting the scheme, the outer ring bristle mounting seat and the inner ring bristle mounting seat on the tooth brush holder rotate in a reciprocating and reverse direction at the same time, the structure is simple, and the cleaning effect of teeth is better.
Description
Technical Field
The invention relates to the technical field of toothbrushes, in particular to a rotary electric toothbrush.
Background
In daily life, a toothbrush is used for cleaning the oral cavity in order to clean the oral cavity, but a manual toothbrush usually cannot clean teeth cleanly, and the gum bleeding and the enamel abrasion are caused by the non-specification of manual operation force and action.
Chinese patent No. 201922011535.X, application No. 2019.11.20, which discloses a horizontal inner and outer ring positive and negative bidirectional simultaneous rotation electric toothbrush, comprising: the toothbrush head comprises a toothbrush head shell, a transmission shaft, an inner ring toothbrush head and an outer ring toothbrush head, wherein the transmission shaft is arranged in the toothbrush head shell, the inner ring toothbrush head is arranged on the toothbrush head shell and connected to the transmission shaft, and the outer ring toothbrush head is sleeved outside the inner ring toothbrush head; a handle housing connected to the toothbrush head housing; a drive shaft disposed within the handle housing and connected to the drive shaft; the driving shaft is sleeved with the driving gear, the driven gear is arranged on one side, close to the toothbrush head shell, of the outer ring toothbrush head, and the driving gear is meshed with the driven gear; the output end of the driving motor is connected to the driving shaft, the driving shaft drives the transmission shaft to rotate so as to drive the inner ring brush head to rotate, the transmission shaft rotates to drive the transmission gear sleeved on the transmission shaft, and the transmission gear drives the outer ring brush head to rotate through the driven gear. The problem that above-mentioned technical scheme exists is that, inner circle brush head and outer lane brush head carry out the operation of circling, and on inner circle brush head and outer lane brush head were arranged in to toothpaste like this, toothpaste can fly away under the effect of centrifugal force, and tooth cleaning effect is not good.
Disclosure of Invention
The invention overcomes the defects of the prior art and provides the rotary electric toothbrush, the outer ring bristle mounting seat and the inner ring bristle mounting seat on the rotary electric toothbrush synchronously reciprocate and reversely rotate, the structure is simple, and the cleaning effect of teeth is better.
In order to achieve the purpose, the invention adopts the technical scheme that: the utility model provides a rotary type electric toothbrush, includes the handle body and toothbrush head subassembly, and toothbrush head subassembly includes base, outer lane brush hair mount pad and inner circle brush hair mount pad, the pedestal mounting is on the handle body, and outer lane brush hair mount pad and inner circle brush hair mount pad all rotate to set up on the base, and outer lane brush hair mount pad is located the outside of inner circle brush hair mount pad, still including the reciprocal antiport's of drive outer lane brush hair mount pad and inner circle brush hair mount pad drive assembly simultaneously, drive assembly includes motor device and transfer line, motor device is fixed to be set up in the handle body, the transfer line rotates along the length direction of the handle body to set up on the base, and motor device's output shaft can drive the transfer line and rotate, and the transfer line passes through eccentric structure and drives outer lane brush hair mount pad and the reciprocal antiport of inner circle brush hair mount pad simultaneously.
By adopting the scheme, the motor device can have a speed reduction function, and also can comprise a motor and a speed reduction structure, so that the rotating speed of an output shaft is reduced, the output shaft of the motor device drives the transmission rod to rotate, the transmission rod simultaneously drives the outer ring bristle mounting seat and the inner ring bristle mounting seat to perform reciprocating reverse rotation in a certain angle through the eccentric structure, the reciprocating rotation angles of the outer ring bristle mounting seat and the inner ring bristle mounting seat can be determined according to actual requirements, when the toothbrush is used for brushing teeth, bristles of the outer ring bristle mounting seat and bristles of the inner ring bristle mounting seat can perform reciprocating rotation in opposite directions simultaneously, the surfaces of teeth are subjected to bidirectional brushing, the reciprocating rotation angles of the outer ring bristle mounting seat and the inner ring bristle mounting seat are smaller, the centrifugal force is small, toothpaste is not easy to fly away, the cleaning effect of the teeth is better, and the structure is simple.
The invention further provides that: the eccentric structure comprises a first eccentric shaft and a second eccentric shaft which are fixedly or integrally arranged on a transmission rod, the first eccentric shaft and the second eccentric shaft are arranged in a mode of deviating from the central shaft of the transmission rod, the first eccentric shaft and the second eccentric shaft are arranged in a staggered mode, a first placing groove for the first eccentric shaft to insert is formed in the outer ring bristle mounting seat, a second placing groove for the second eccentric shaft to insert is formed in the inner ring bristle mounting seat, the transmission rod drives the first eccentric shaft and the second eccentric shaft to do eccentric motion, the first eccentric shaft abuts against the side wall of the first placing groove, and the second eccentric shaft abuts against the side wall of the second placing groove to achieve the effect that the outer ring bristle mounting seat and the inner ring bristle mounting seat can rotate in a reciprocating reverse direction at the same time.
Through adopting above-mentioned scheme, the transfer line drives first eccentric shaft and second eccentric shaft and is eccentric motion, thereby first eccentric shaft and second eccentric shaft can support the lateral wall that leans on first standing groove and second standing groove respectively and drive outer lane brush hair mount pad and the reciprocal antiport of inner circle brush hair mount pad in certain angle, moreover, the steam generator is simple in structure, the structure is compacter, and reasonable in design, and the width of the left and right sides of standing groove and the diameter looks adaptation of eccentric shaft, the length of both sides is greater than the rotation range of eccentric shaft around the standing groove, the eccentric shaft can only drive outer lane brush hair mount pad or inner circle brush hair mount pad reciprocal rotation, can not drive outer lane brush hair mount pad or inner circle brush hair mount pad back-and-forth movement.
The invention further provides that: the first eccentric shaft is provided with a first ball head, the first placing groove is provided with a first arc-shaped surface at the position corresponding to the side wall of the first ball head, the second eccentric shaft is provided with a second ball head, and the second placing groove is provided with a second arc-shaped surface at the position corresponding to the side wall of the second ball head.
By adopting the above scheme, first bulb contacts with the first arcwall face of first standing groove all the time along with first eccentric shaft pivoted in-process, and the second bulb contacts with the second arcwall face of second standing groove all the time along with second eccentric shaft pivoted in-process, can reduce the noise of rotation of outer lane brush hair mount pad and inner circle brush hair mount pad like this, also enables the rotation of outer lane brush hair mount pad and inner circle brush hair mount pad to be smooth and easy more stable, simple structure, reasonable in design.
The invention further provides that: the base is provided with the backstop on the orbit of outer lane brush hair mount pad and inner circle brush hair mount pad, outer lane brush hair mount pad is provided with first elasticity pothook in the one side that is close to the base, inner circle brush hair mount pad is provided with second elasticity pothook in the one side that is close to the base, and first elasticity pothook and second elasticity pothook can be colluded respectively and establish on the backstop to can follow the backstop and rotate, first elasticity pothook and backstop cooperation and second elasticity pothook and backstop cooperation can restrict outer lane brush hair mount pad and inner circle brush hair mount pad and break away from the base.
Through adopting above-mentioned scheme, elastic deformation can take place for first elasticity pothook and second elasticity pothook, and first elasticity pothook and second elasticity pothook can be colluded respectively and establish on the backstop piece, not only can restrict outer lane brush hair mount pad and inner circle brush hair mount pad and break away from the base, can not influence outer lane brush hair mount pad and inner circle brush hair mount pad moreover and rotate, simple structure, reasonable in design.
The invention further provides that: the handle body is provided with a driving shaft in a rotating mode, an output shaft of the motor device drives the driving shaft to rotate through the speed reducing assembly, and the driving shaft directly or indirectly drives the transmission rod to rotate.
Through adopting above-mentioned scheme, the rotational speed scope of accessible speed reduction unit adjustment drive shaft to make outer lane brush hair mount pad and the reciprocal pivoted speed of inner circle brush hair mount pad in reasonable interval, can satisfy the clean needs to the tooth again, can reduce the damage to the gum again.
The invention further provides that: the output shaft of the motor device is arranged along the length direction of the handle body, the driving shaft and the output shaft of the motor device are arranged along the same central shaft, the driving shaft is connected with the transmission rod through a transmission sleeve, the transmission sleeve and the driving shaft are arranged along the same central shaft, the transmission sleeve is synchronously rotated and arranged on the driving shaft, and the transmission sleeve is in circumferential linkage connection with the transmission rod.
Through adopting above-mentioned scheme, the installation space has been saved to drive shaft, transmission cover and motor device's output shaft along same center pin setting, and transmission cover tight fit overcoat is in the drive shaft, and the transfer line realizes with the transmission cover that circumference linkage between them is connected through the mode of pegging graft, easy dismounting, and the transmission is stable, simple structure, reasonable in design.
The invention further provides that: the handle body is provided with the installation axle by one side of motor device's output shaft, and the installation axle is parallel to each other with motor device's output shaft, the speed reduction unit includes first drive gear and second drive gear, and first drive gear and second drive gear rotate in step and set up on the installation axle, synchronous rotation is provided with the driving gear with first drive gear engaged with on motor device's the output shaft, and synchronous rotation is provided with the driven gear engaged with second drive gear in the drive shaft.
Through adopting above-mentioned scheme, the diameter of first drive gear is greater than the diameter of driving gear, can realize one-level reduction gear, driven gear's diameter is greater than second drive gear's diameter, can realize second grade reduction gear, the speed reduction effect is better, the diameter of first drive gear is greater than second drive gear's diameter, can satisfy the output shaft of motor means and the needs that the drive shaft set up along same center pin, avoid the transmission to interfere, through gear drive, also more stable, moreover, the steam generator is simple in structure, and reasonable in design.
The invention is further described below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present invention;
FIG. 3 is a schematic view of the engagement structure of the transmission rod, the outer ring bristle mounting seat and the inner ring bristle mounting seat;
FIG. 4 is a schematic view of the mounting structure of the outer ring bristle mount and the inner ring bristle mount;
FIG. 5 is a schematic structural view of an outer ring bristle mount;
FIG. 6 is a schematic view of the construction of the inner ring bristle mount;
FIG. 7 is a schematic structural diagram of a driving assembly;
FIG. 8 is a schematic view of the transmission rod;
FIG. 9 is a schematic view of the mating arrangement of the motor assembly and the drive shaft;
fig. 10 is a schematic structural view of the deceleration assembly.
Detailed Description
As shown in fig. 1-10, a rotary electric toothbrush comprises a handle 1 and a toothbrush head assembly, the toothbrush head assembly comprises a base 2, an outer ring bristle mounting seat 3 and an inner ring bristle mounting seat 4, the base 2 is mounted on the handle 1, the outer ring bristle mounting seat 3 and the inner ring bristle mounting seat 4 are both rotatably disposed on the base 2, the outer ring bristle mounting seat 3 is disposed outside the inner ring bristle mounting seat 4, the toothbrush further comprises a driving assembly for simultaneously driving the outer ring bristle mounting seat 3 and the inner ring bristle mounting seat 4 to reciprocally and reversely rotate, the reciprocal rotation angles of the outer ring bristle mounting seat 3 and the inner ring bristle mounting seat 4 can be determined according to actual requirements, the driving assembly comprises a motor device 5 and a transmission rod 6, the motor device 5 is fixedly disposed in the handle 1, the transmission rod 6 is rotatably disposed on the base 2 along the length direction of the handle 1, an output shaft of the motor device 5 can drive the transmission rod 6 to rotate, the transmission rod 6 drives the outer ring bristle mounting base 3 and the inner ring bristle mounting base 4 to rotate in a reciprocating and reverse direction simultaneously through an eccentric structure.
In this embodiment, the eccentric structure includes a first eccentric shaft 61 and a second eccentric shaft 62 fixed or integrally disposed on the transmission rod 6, the first eccentric shaft 61 and the second eccentric shaft 62 are disposed deviating from a central axis of the transmission rod 6, the first eccentric shaft 61 and the second eccentric shaft 62 are disposed in a staggered manner, a first placing groove 31 for the first eccentric shaft 61 to be inserted is disposed on the outer-ring bristle mounting base 3, a second placing groove 41 for the second eccentric shaft 62 to be inserted is disposed on the inner-ring bristle mounting base 4, the transmission rod 6 drives the first eccentric shaft 61 and the second eccentric shaft 62 to perform eccentric motion, the first eccentric shaft 61 abuts against a side wall of the first placing groove 31, and the second eccentric shaft 62 abuts against a side wall of the second placing groove 41, so that the outer-ring bristle mounting base 3 and the inner-ring bristle mounting base 4 can simultaneously perform reciprocating reverse rotation. Of course, the eccentric structure may also be such that gears are respectively rotatably disposed on the base at positions corresponding to the outer ring bristle mounting seat and the inner ring bristle mounting seat, central axes of the two gears are perpendicular to the axial direction of the transmission shaft, eccentric shafts are respectively disposed on the two gears, the transmission shaft drives the two gears to rotate, the two gears respectively drive the eccentric shafts thereon to rotate, and the two eccentric shafts respectively drive the outer ring bristle mounting seat and the inner ring bristle mounting seat to rotate in a reciprocating manner.
In the present embodiment, the first eccentric shaft 61 is integrally provided with a first ball head 611, the first placing groove 31 is provided with a first arc-shaped surface 311 at a position corresponding to a side wall of the first ball head 611, the second eccentric shaft 62 is integrally provided with a second ball head 621, and the second placing groove 41 is provided with a second arc-shaped surface 411 at a position corresponding to a side wall of the second ball head 621.
In this embodiment, the base 2 is provided with the stop block 21 on the rotation trajectory of the outer ring bristle mounting seat 3 and the inner ring bristle mounting seat 4, the outer ring bristle mounting seat 3 is integrally provided with a first elastic hook 32 on one side close to the base 2, the inner ring bristle mounting seat 4 is integrally provided with a second elastic hook 42 on one side close to the base 2, the first elastic hook 32 and the second elastic hook 42 can be respectively hooked on the stop block 21 and can rotate along the stop block 21, and the cooperation of the first elastic hook 32 and the stop block 21 and the cooperation of the second elastic hook 42 and the stop block 21 can limit the outer ring bristle mounting seat 3 and the inner ring bristle mounting seat 4 from being separated from the base 2.
In this embodiment, a driving shaft 7 is rotatably disposed on the handle body 1, an output shaft of the motor device 5 drives the driving shaft 7 to rotate through the speed reducing assembly, and the driving shaft 7 directly or indirectly drives the transmission rod 6 to rotate. Of course, the motor device may have a speed reduction function.
In this embodiment, the output shaft of the motor device 5 is arranged along the length direction of the handle body 1, the driving shaft 7 and the output shaft of the motor device 5 are arranged along the same central shaft, the driving shaft 5 is connected with the transmission rod 6 through the transmission sleeve 8, the transmission sleeve 8 and the driving shaft 7 are arranged along the same central shaft, the transmission sleeve 8 is synchronously rotated and arranged on the driving shaft 7 in a close-fitting inserting sleeve mode, and the transmission sleeve 8 and the transmission rod 6 are connected in a circumferential linkage mode in an inserting mode. Of course, it may be: the drive shaft 7 is arranged perpendicularly to the output shaft of the motor arrangement 5. Of course, it may be: the driving shaft and the transmission rod are directly connected in a circumferential linkage manner in an inserting manner.
In this embodiment, the handle body 1 is provided with an installation shaft 91 beside the output shaft of the motor device 5, the installation shaft 91 is parallel to the output shaft of the motor device 5, the decelerating assembly includes a first transmission gear 92 and a second transmission gear 93, the first transmission gear 92 and the second transmission gear 93 are synchronously rotatably disposed on the installation shaft 91, the output shaft of the motor device 5 is synchronously rotatably disposed with a driving gear 94 engaged with the first transmission gear 92, the driving shaft 7 is synchronously rotatably disposed with a driven gear 95 engaged with the second transmission gear 93, the diameter of the first transmission gear 92 is greater than that of the driving gear 94, one-stage decelerating transmission can be realized, the diameter of the driven gear 95 is greater than that of the second transmission gear 93, and two-stage decelerating transmission can be realized. Of course, the driving shaft and the output shaft of the motor device can be arranged in a staggered mode, and multiple groups of gears can be arranged for speed reduction operation.
The above embodiments are merely preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a rotary type electric toothbrush, includes the handle body and toothbrush head subassembly, toothbrush head subassembly includes base, outer lane brush hair mount pad and inner circle brush hair mount pad, the pedestal mounting is on the handle body, and outer lane brush hair mount pad and inner circle brush hair mount pad all rotate the setting on the base, and outer lane brush hair mount pad is located the outside of inner circle brush hair mount pad, its characterized in that: the brush hair fixing device is characterized by further comprising a driving assembly for simultaneously driving the outer ring brush hair mounting seat and the inner ring brush hair mounting seat to rotate in a reciprocating reverse direction, the driving assembly comprises a motor device and a transmission rod, the motor device is fixedly arranged in the handle body, the transmission rod is rotatably arranged on the base along the length direction of the handle body, an output shaft of the motor device can drive the transmission rod to rotate, and the transmission rod simultaneously drives the outer ring brush hair mounting seat and the inner ring brush hair mounting seat to rotate in a reciprocating reverse direction through an eccentric structure.
2. A rotary electric toothbrush according to claim 1, wherein: the eccentric structure comprises a first eccentric shaft and a second eccentric shaft which are fixedly or integrally arranged on a transmission rod, the first eccentric shaft and the second eccentric shaft are arranged in a mode of deviating from the central shaft of the transmission rod, the first eccentric shaft and the second eccentric shaft are arranged in a staggered mode, a first placing groove for the first eccentric shaft to insert is formed in the outer ring bristle mounting seat, a second placing groove for the second eccentric shaft to insert is formed in the inner ring bristle mounting seat, the transmission rod drives the first eccentric shaft and the second eccentric shaft to do eccentric motion, the first eccentric shaft abuts against the side wall of the first placing groove, and the second eccentric shaft abuts against the side wall of the second placing groove to achieve the effect that the outer ring bristle mounting seat and the inner ring bristle mounting seat can rotate in a reciprocating reverse direction at the same time.
3. A rotary electric toothbrush according to claim 2, wherein: the first eccentric shaft is provided with a first ball head, the first placing groove is provided with a first arc-shaped surface at the position corresponding to the side wall of the first ball head, the second eccentric shaft is provided with a second ball head, and the second placing groove is provided with a second arc-shaped surface at the position corresponding to the side wall of the second ball head.
4. A rotary electric toothbrush according to claim 1, 2 or 3, wherein: the base is provided with the backstop on the orbit of outer lane brush hair mount pad and inner circle brush hair mount pad, outer lane brush hair mount pad is provided with first elasticity pothook in the one side that is close to the base, inner circle brush hair mount pad is provided with second elasticity pothook in the one side that is close to the base, and first elasticity pothook and second elasticity pothook can be colluded respectively and establish on the backstop to can follow the backstop and rotate, first elasticity pothook and backstop cooperation and second elasticity pothook and backstop cooperation can restrict outer lane brush hair mount pad and inner circle brush hair mount pad and break away from the base.
5. A rotary electric toothbrush according to claim 1, 2 or 3, wherein: the handle body is provided with a driving shaft in a rotating mode, an output shaft of the motor device drives the driving shaft to rotate through the speed reducing assembly, and the driving shaft directly or indirectly drives the transmission rod to rotate.
6. A rotary electric toothbrush according to claim 5, wherein: the output shaft of the motor device is arranged along the length direction of the handle body, the driving shaft and the output shaft of the motor device are arranged along the same central shaft, the driving shaft is connected with the transmission rod through a transmission sleeve, the transmission sleeve and the driving shaft are arranged along the same central shaft, the transmission sleeve is synchronously rotated and arranged on the driving shaft, and the transmission sleeve is in circumferential linkage connection with the transmission rod.
7. A rotary electric toothbrush according to claim 5, wherein: the handle body is provided with the installation axle by one side of motor device's output shaft, and the installation axle is parallel to each other with motor device's output shaft, the speed reduction unit includes first drive gear and second drive gear, and first drive gear and second drive gear rotate in step and set up on the installation axle, synchronous rotation is provided with the driving gear with first drive gear engaged with on motor device's the output shaft, and synchronous rotation is provided with the driven gear engaged with second drive gear in the drive shaft.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111355577.0A CN114010356A (en) | 2021-11-16 | 2021-11-16 | Rotary electric toothbrush |
| PCT/CN2022/117299 WO2023087855A1 (en) | 2021-11-16 | 2022-09-06 | Rotary electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111355577.0A CN114010356A (en) | 2021-11-16 | 2021-11-16 | Rotary electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114010356A true CN114010356A (en) | 2022-02-08 |
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ID=80064533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111355577.0A Pending CN114010356A (en) | 2021-11-16 | 2021-11-16 | Rotary electric toothbrush |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114010356A (en) |
| WO (1) | WO2023087855A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023087855A1 (en) * | 2021-11-16 | 2023-05-25 | 温州乐邦电器有限公司 | Rotary electric toothbrush |
| WO2023201776A1 (en) * | 2022-04-19 | 2023-10-26 | 广州嘻嘻三斤设计有限公司 | Electric toothbrush head |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042233A (en) * | 2017-12-20 | 2018-05-18 | 深圳市润驰电器技术有限公司 | Composite tooth-brush and the suit that cleans one's teeth |
| CN211433437U (en) * | 2019-11-20 | 2020-09-08 | 丁锐 | Horizontal inner and outer ring positive and negative bidirectional simultaneous rotation electric toothbrush |
| CN211796996U (en) * | 2019-12-24 | 2020-10-30 | 温州乐邦光电科技有限公司 | Multi-head electric toothbrush capable of realizing rotation of brush |
| CN216257579U (en) * | 2021-11-16 | 2022-04-12 | 温州乐邦电器有限公司 | Rotary electric toothbrush |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69630164T2 (en) * | 1995-05-26 | 2004-08-12 | Cliffield Industries Ltd., Shatin | household appliance |
| US6751823B2 (en) * | 1999-06-23 | 2004-06-22 | Ladislau Biro | Motorized toothbrush brush tip with two counter-rotating brush heads rotating on a common axis |
| CN114010356A (en) * | 2021-11-16 | 2022-02-08 | 温州乐邦电器有限公司 | Rotary electric toothbrush |
-
2021
- 2021-11-16 CN CN202111355577.0A patent/CN114010356A/en active Pending
-
2022
- 2022-09-06 WO PCT/CN2022/117299 patent/WO2023087855A1/en unknown
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108042233A (en) * | 2017-12-20 | 2018-05-18 | 深圳市润驰电器技术有限公司 | Composite tooth-brush and the suit that cleans one's teeth |
| CN211433437U (en) * | 2019-11-20 | 2020-09-08 | 丁锐 | Horizontal inner and outer ring positive and negative bidirectional simultaneous rotation electric toothbrush |
| CN211796996U (en) * | 2019-12-24 | 2020-10-30 | 温州乐邦光电科技有限公司 | Multi-head electric toothbrush capable of realizing rotation of brush |
| CN216257579U (en) * | 2021-11-16 | 2022-04-12 | 温州乐邦电器有限公司 | Rotary electric toothbrush |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023087855A1 (en) * | 2021-11-16 | 2023-05-25 | 温州乐邦电器有限公司 | Rotary electric toothbrush |
| WO2023201776A1 (en) * | 2022-04-19 | 2023-10-26 | 广州嘻嘻三斤设计有限公司 | Electric toothbrush head |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023087855A1 (en) | 2023-05-25 |
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