CN113229977B - Electric tooth brush - Google Patents
Electric tooth brush Download PDFInfo
- Publication number
- CN113229977B CN113229977B CN202110727120.1A CN202110727120A CN113229977B CN 113229977 B CN113229977 B CN 113229977B CN 202110727120 A CN202110727120 A CN 202110727120A CN 113229977 B CN113229977 B CN 113229977B
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- driving
- gear
- shell
- handle
- connecting rod
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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
-
- 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
- A61C17/225—Handles or details thereof
-
- 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
-
- 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
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- 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
The invention discloses an electric toothbrush, comprising: the handle comprises a handle shell, wherein a limiting component is arranged inside the handle shell; the inner shell is slidably arranged in the handle shell, and a driving assembly is arranged in the inner shell; the U-shaped brush body is arranged at the front end of the handle shell and is connected with one end of the driving component; the limiting assembly is connected with the other end of the driving assembly; the driving assembly is used for driving the U-shaped brush body to deflect; the limiting assembly is used for limiting the other end of the driving assembly, so that the inner shell can move back and forth relative to the handle shell; the cleaning position of the U-shaped brush body can be changed, so that the rear groove teeth can be effectively cleaned; along with the rotation of the shaking driving gear, the inner shell moves back and forth rapidly relative to the handle shell, and the second bristles and the first bristles on the U-shaped brush body reciprocate, so that stains on teeth can be removed efficiently.
Description
Technical Field
The invention belongs to the technical field of daily necessities, and particularly relates to an electric toothbrush.
Background
The existing toothbrush can only clean the surface of teeth, but has poor cleaning effect on the inner side of the teeth, especially on the posterior socket teeth, so that the toothbrush capable of effectively cleaning the inner side of the teeth and the posterior socket teeth is needed.
Disclosure of Invention
The object of the present invention is to provide an electric toothbrush which solves the problems set forth in the background art described above.
In order to achieve the purpose, the invention provides the following technical scheme:
an electric toothbrush, comprising:
the handle comprises a handle shell, wherein a limiting component is arranged inside the handle shell;
the inner shell is slidably arranged in the handle shell, and a driving assembly is arranged in the inner shell;
the U-shaped brush body is arranged at the front end of the handle shell and is connected with one end of the driving component;
the limiting assembly is connected with the other end of the driving assembly;
the driving assembly is used for driving the U-shaped brush body to deflect;
the limiting assembly is used for limiting the other end of the driving assembly, and then the inner shell can move back and forth relative to the handle shell.
The limiting assembly comprises two limiting strips arranged inside the handle shell, and the two limiting strips are arranged at intervals.
The handle is characterized in that a supporting plate matched with the inner shell is arranged in the handle shell, a sliding groove is formed in the supporting plate, and a sliding block matched with the sliding groove is arranged on the inner shell.
The driving assembly comprises a driving motor, a first output gear, a second output gear, a deflection driving gear, a shaking driving gear and a transmission gear set;
the driving motor is fixedly arranged in the inner shell; the deflection driving gear, the shaking driving gear and the transmission gear set are rotationally connected with the inner shell;
the first output gear and the second output gear are respectively arranged at two ends of the driving motor and are fixedly connected with output shafts at two ends of the driving motor;
the deflection driving gear is meshed with the first output gear, a first eccentric shaft is arranged on the deflection gear, and a push rod is rotatably connected to the first eccentric shaft;
the shaking driving gear is connected with the second output gear through a transmission gear set, the output end of the transmission gear set is meshed with the shaking driving gear, the input end of the transmission gear set is meshed with the second output gear, a second eccentric shaft is arranged below the shaking driving gear, the lower end of the second eccentric shaft extends out of the inner shell, and the lower end of the second eccentric shaft is arranged between the two limiting strips.
The cross section of the U-shaped brush body is V-shaped, first bristles are arranged on opposite side walls in the V-shaped cross section, and a plurality of through grooves are formed in the U-shaped brush body at equal intervals.
The two ends of the U-shaped brush body are respectively connected with one ends of the first connecting rod and the second connecting rod in a rotating mode, the other end of the second connecting rod is connected with one end of the cross rod in a rotating mode, and the other end of the first connecting rod is connected with the other ends of the push rod and the cross rod in a rotating mode.
And an avoiding through groove is formed in the handle shell at the position corresponding to the first connecting rod and the second connecting rod.
And second bristles are arranged above the parts, connected with the U-shaped brush body, of the first connecting rod and the second connecting rod.
The rear end of the handle shell is provided with a battery mounting groove, and the battery mounting groove is connected with the driving motor.
The U-shaped brush body is made of medical rubber.
Compared with the prior art, the U-shaped brush body has the beneficial technical effects that the U-shaped brush body extends into the mouth of a user and is pressed on teeth, the first bristles abut against the side surfaces of the teeth, the second bristles abut against the surfaces of the teeth on the opposite side, then the button is pressed, the driving motor drives the first output gear and the second output gear to synchronously rotate, the first output gear drives the deflection driving gear to rotate, the position of a first eccentric shaft on the deflection driving gear is changed, the push rod pulls the first connecting rod, the cross rod and the second connecting rod, so that the U-shaped brush body deflects, the cleaning position of the U-shaped brush body is changed, and the cleaning position of the U-shaped brush body can be effectively cleaned; meanwhile, the second output gear drives the shaking driving gear to rotate through the transmission gear set, and the second eccentric shaft below the shaking driving gear is located between the two limiting strips, so that the inner shell moves back and forth quickly relative to the handle shell along with the rotation of the shaking driving gear, and the second bristles and the first bristles on the U-shaped brush body reciprocate, so that stains on teeth can be removed efficiently.
Drawings
FIG. 1 is a schematic view of the present invention (the transmission gear set is represented by simplified drawings);
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a perspective view of a U-shaped brush body.
In the figure: 1. a handle housing; 2. a battery mounting groove; 3. a limiting strip; 4. a second eccentric shaft; 5. a dither drive gear; 6. a drive gear set; 7. a second output gear; 8. a support plate; 9. a drive motor; 10. a deflection drive gear; 11. A first eccentric shaft; 12. a push rod; 13. a first link; 14. a second link; 15. a U-shaped brush body; 16. a second bristle; 17. a first bristle.
Detailed Description
The invention is further described with reference to the following figures and specific examples.
An electric toothbrush, comprising:
the handle comprises a handle shell 1, wherein a limiting component is arranged inside the handle shell 1;
the inner shell is slidably arranged inside the handle shell 1, and a driving assembly is arranged inside the inner shell;
the U-shaped brush body 15 is arranged at the front end of the handle shell 1 and is connected with one end of the driving component;
the limiting assembly is connected with the other end of the driving assembly;
the driving component is used for driving the U-shaped brush body 15 to deflect;
the limiting assembly is used for limiting the other end of the driving assembly, and then the inner shell can move back and forth relative to the handle shell 1.
The limiting assembly comprises limiting strips 3 arranged inside the handle shell 1, the limiting strips 3 are two, and the limiting strips 3 are arranged at intervals.
The handle is characterized in that a supporting plate 8 matched with the inner shell is arranged in the handle shell 1, a sliding groove is formed in the supporting plate 8, and a sliding block matched with the sliding groove is arranged on the inner shell.
The driving component comprises a driving motor 9, a first output gear, a second output gear 7, a deflection driving gear 10, a shaking driving gear 5 and a transmission gear set 6;
the driving motor 9 is fixedly arranged inside the inner shell; the deflection driving gear 10, the shaking driving gear 5 and the transmission gear set 6 are rotationally connected with the inner shell;
the first output gear and the second output gear 7 are respectively arranged at two ends of the driving motor 9 and are fixedly connected with output shafts at two ends of the driving motor 9;
the deflection driving gear 10 is meshed with the first output gear, a first eccentric shaft 11 is arranged on the deflection gear, and a push rod 12 is rotatably connected to the first eccentric shaft 11;
the shaking driving gear 5 is connected with the second output gear 7 through a transmission gear set 6, the output end of the transmission gear set 6 is meshed with the shaking driving gear 5, the input end of the transmission gear set 6 is meshed with the second output gear 7, a second eccentric shaft 4 is arranged below the shaking driving gear 5, the lower end of the second eccentric shaft 4 extends out of the inner shell, and the lower end of the second eccentric shaft 4 is arranged between the two limiting strips 3.
The cross section of the U-shaped brush body 15 is V-shaped, first bristles 17 are arranged on opposite side walls in the V-shaped cross section, and a plurality of through grooves are formed in the U-shaped brush body 15 at equal intervals.
The both ends of U type brush body 15 rotate with the one end of first connecting rod 13 and second connecting rod 14 respectively and are connected, the other end of second connecting rod 14 rotates with the one end of horizontal pole to be connected, the other end of first connecting rod 13 with the other end of push rod 12 and horizontal pole rotate to be connected.
An avoiding through groove is formed in the handle shell 1 at the position corresponding to the first connecting rod 13 and the second connecting rod 14.
And second bristles 16 are arranged above the parts, connected with the U-shaped brush body 15, of the first connecting rod 13 and the second connecting rod 14.
The rear end of the handle shell 1 is provided with a battery mounting groove 2, and the battery mounting groove 2 is electrically connected with the driving motor 9.
The U-shaped brush body 15 is made of medical rubber.
The shell of the handle shell 1 is provided with a button, the battery mounting groove 2 is connected with the driving motor 9 through the button, and after the battery is mounted in the battery mounting groove 2, the driving motor 9 can be started through the button.
The working principle is as follows: firstly, a U-shaped brush body extends into the mouth of a user and is pressed on teeth, first bristles 17 abut against the side faces of the teeth, second bristles 16 abut against the surfaces of the teeth on the opposite side, then a button is pressed down, a driving motor 9 drives a first output gear and a second output gear 7 to synchronously rotate, the first output gear drives a deflection driving gear 10 to rotate, the position of a first eccentric shaft 11 on the deflection driving gear 10 is changed, a push rod 12 pulls a first connecting rod 13, a cross rod and a second connecting rod 14, so that the U-shaped brush body deflects, the cleaning position of the U-shaped brush body is changed, and the cleaning position of the U-shaped brush body can be effectively cleaned; meanwhile, the second output gear 7 drives the shaking driving gear 5 to rotate through the transmission gear set 6, and the second eccentric shaft 4 below the shaking driving gear 5 is positioned between the two limiting strips 3, so that the inner shell can move back and forth quickly relative to the handle shell 1 along with the rotation of the shaking driving gear 5, and the second bristles 16 and the first bristles 17 on the U-shaped brush body reciprocate, so that stains on teeth can be removed efficiently.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (3)
1. An electric toothbrush, comprising:
the handle comprises a handle shell, wherein a limiting component is arranged inside the handle shell;
the inner shell is slidably mounted inside the handle shell, and a driving assembly is arranged inside the inner shell;
the U-shaped brush body is arranged at the front end of the handle shell and is connected with one end of the driving component;
the limiting assembly is connected with the other end of the driving assembly;
the limiting assembly comprises two limiting strips arranged in the handle shell, and the two limiting strips are arranged at intervals;
a supporting plate matched with the inner shell is arranged in the handle outer shell, a sliding groove is formed in the supporting plate, and a sliding block matched with the sliding groove is arranged on the inner shell;
the driving assembly comprises a driving motor, a first output gear, a second output gear, a deflection driving gear, a shaking driving gear and a transmission gear set;
the driving motor is fixedly arranged in the inner shell; the deflection driving gear, the shaking driving gear and the transmission gear set are rotationally connected with the inner shell;
the first output gear and the second output gear are respectively arranged at two ends of the driving motor and are fixedly connected with output shafts at two ends of the driving motor;
the deflection driving gear is meshed with the first output gear, a first eccentric shaft is arranged on the deflection driving gear, and a push rod is rotatably connected to the first eccentric shaft;
the shaking driving gear is connected with the second output gear through a transmission gear set, the output end of the transmission gear set is meshed with the shaking driving gear, the input end of the transmission gear set is meshed with the second output gear, a second eccentric shaft is arranged below the shaking driving gear, the lower end of the second eccentric shaft extends out of the inner shell, and the lower end of the second eccentric shaft is arranged between the two limiting strips;
the cross section of the U-shaped brush body is V-shaped, first bristles are arranged on opposite side walls in the V-shaped cross section, and a plurality of through grooves are formed in the U-shaped brush body at equal intervals;
two ends of the U-shaped brush body are respectively and rotatably connected with one ends of a first connecting rod and a second connecting rod, the other end of the second connecting rod is rotatably connected with one end of a cross rod, and the other end of the first connecting rod is rotatably connected with the other ends of the push rod and the cross rod;
an avoidance through groove is formed in the handle shell at the position corresponding to the first connecting rod and the second connecting rod;
and second bristles are arranged above the parts, connected with the U-shaped brush body, of the first connecting rod and the second connecting rod.
2. The electric toothbrush of claim 1, wherein a battery mounting groove is formed at a rear end of the handle housing, the battery mounting groove being connected to the driving motor.
3. The electric toothbrush according to claim 2, wherein the U-shaped body is made of medical rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110727120.1A CN113229977B (en) | 2021-06-29 | 2021-06-29 | Electric tooth brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110727120.1A CN113229977B (en) | 2021-06-29 | 2021-06-29 | Electric tooth brush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113229977A CN113229977A (en) | 2021-08-10 |
| CN113229977B true CN113229977B (en) | 2022-09-16 |
Family
ID=77141142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110727120.1A Active CN113229977B (en) | 2021-06-29 | 2021-06-29 | Electric tooth brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113229977B (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8631531B2 (en) * | 2011-07-13 | 2014-01-21 | Robert Garner | Apparatus and method for brushing teeth |
| CN209203591U (en) * | 2018-08-15 | 2019-08-06 | 深圳极别科技有限公司 | A kind of electric toothbrush |
-
2021
- 2021-06-29 CN CN202110727120.1A patent/CN113229977B/en active Active
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| Publication number | Publication date |
|---|---|
| CN113229977A (en) | 2021-08-10 |
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