CN113476167A - Electric toothbrush autorotation telescopic brush head structure - Google Patents
Electric toothbrush autorotation telescopic brush head structure Download PDFInfo
- Publication number
- CN113476167A CN113476167A CN202110810186.7A CN202110810186A CN113476167A CN 113476167 A CN113476167 A CN 113476167A CN 202110810186 A CN202110810186 A CN 202110810186A CN 113476167 A CN113476167 A CN 113476167A
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- brush head
- brush
- strip
- shaped
- driving mechanism
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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
- A61C17/222—Brush body details, e.g. the shape thereof or connection to handle
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- A—HUMAN NECESSITIES
- A46—BRUSHWARE
- A46B—BRUSHES
- A46B9/00—Arrangements of the bristles in the brush body
- A46B9/02—Position or arrangement of bristles in relation to surface of the brush body, e.g. inclined, in rows, in groups
- A46B9/04—Arranged like in or for toothbrushes
-
- 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
-
- 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
- A61C17/3472—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 with combined movements of the brush body
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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
- A61C17/40—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like orbiting, e.g. nutating
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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 autorotation telescopic brush head structure of an electric toothbrush, which comprises a toothbrush body consisting of a handheld part and a brush head connecting part, wherein the brush head connecting part is detachably connected with a brush head part, and the brush head part comprises a brush head mounting plate, a plurality of round hairbrushes rotatably mounted in the middle of the brush head mounting plate and a plurality of strip-shaped hairbrushes slidably mounted on two sides of the brush head mounting plate; install in the first connecting portion of brush: the strip-shaped brush driving mechanism comprises a first driving mechanism movably butted with the circular brush and a second driving mechanism movably butted with the strip-shaped brush, wherein the first driving mechanism drives the circular brush to rotate, and the second driving mechanism drives the strip-shaped brush to slide in a reciprocating mode. According to the invention, the rotation of the circular brush and the reciprocating sliding of the strip-shaped brush are realized simultaneously through one motor, and the brush movement structures in multiple directions are realized on the same brush head part, so that the problem of poor cleaning effect caused by a single vibration mode in the prior art is solved.
Description
Technical Field
The invention relates to the technical field of electric toothbrushes, in particular to a self-rotating telescopic brush head structure of an electric toothbrush.
Background
The electric toothbrush can make the brush head generate high-frequency vibration through the quick rotation or vibration of the motor core, instantly decompose toothpaste into fine foam to deeply clean teeth gaps, and meanwhile, the vibration of the brush hair can promote the blood circulation of the oral cavity and has a massage effect on gum tissues. The electric toothbrush is transmitted to the surfaces of teeth and gingiva through the bristles of the brush head, on one hand, the adhesion of loosened bacterial plaque, tartar and fine tartar and teeth is damaged, the parasitic reproduction of bacteria in each hidden position of a gingival pocket and the tooth surface is damaged, meanwhile, the energy transmitted to the surface of the gingiva through the bristles touching the gingiva further permeates into the gingiva to act on a cell membrane, the blood circulation is accelerated, the metabolism is promoted, the gingivitis and the gingival bleeding can be inhibited, the gingival atrophy is prevented, and the current electric toothbrush has the following defects in use:
1. the existing electric toothbrush cleans teeth through vibration, the power is single, and the cleaning effect cannot meet the requirements of people at present;
2. the upper end part of a toothbrush handle of the existing electric toothbrush is generally required to be replaced wholly when the toothbrush head is replaced, a plurality of parts are not required to be replaced, and material waste is caused to a certain extent.
Therefore, the self-rotating telescopic brush head structure of the electric toothbrush is provided for solving the problems.
Disclosure of Invention
The invention aims to provide a self-rotating telescopic brush head structure of an electric toothbrush, which aims to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: an electric toothbrush autorotation telescopic brush head structure comprises a toothbrush body consisting of a handheld part and a brush head connecting part,
the brush head connecting part is detachably connected with a brush head part, and the brush head part comprises a brush head mounting plate, a plurality of round hairbrushes rotatably mounted in the middle of the brush head mounting plate and a plurality of strip-shaped hairbrushes slidably mounted on two sides of the brush head mounting plate;
install in the first connecting portion of brush: the first driving mechanism is movably butted with the circular hairbrush, and the second driving mechanism is movably butted with the strip-shaped hairbrush, the first driving mechanism drives the circular hairbrush to rotate, and the second driving mechanism drives the strip-shaped hairbrush to slide in a reciprocating manner;
a hollow mounting cavity is arranged in the brush head connecting part, the first driving mechanism comprises a plurality of worm gears which are rotatably mounted in the mounting cavity, the end surfaces of the worm gears are fixedly connected with a connecting shaft, and the connecting shafts are in one-to-one correspondence and detachably connected with the circular hairbrush on the brush head part; the worm wheels are meshed with the same worm, the worm is driven by a motor fixedly arranged in the handheld part, and the motor is powered by a storage battery arranged in the handheld part;
the second driving mechanism comprises a mounting frame arranged in the mounting cavity, a sliding block is arranged in the mounting frame in a sliding mode, a connecting key is arranged on the end face of one side of the sliding block in a protruding mode, and the connecting key is detachably connected with the strip-shaped hairbrush;
the sliding block slides in the mounting frame in a reciprocating mode through the traction mechanism.
Preferably, the circular hairbrush is fixedly installed on the circular installation seat, the circular installation seat is rotatably installed on the hairbrush head installation plate through a slewing bearing, one side end face of the inner ring of the slewing bearing is fixedly connected with the circular installation seat, and the other side end face of the inner ring of the slewing bearing is provided with a spline groove; and a spline matched with the spline groove is fixedly arranged at the outer end of the connecting shaft.
Preferably, the strip-shaped hairbrush is fixedly installed on the strip-shaped installation seat, and the strip-shaped installation seat is clamped on two sides of the brush head installation plate in a sliding mode.
Preferably, a movable groove for the connection key to penetrate out is formed in one side, facing the brush head part, of the brush head connection part, a sealing strip is arranged on the connection key in a surrounding mode, and the sealing strip is connected to a notch of the movable groove in a covering mode;
the outer end part of the connecting key penetrates through the brush head mounting plate and is movably inserted on the bar-shaped mounting seat, and a key groove matched with the connecting key is arranged on the inner end surface of the bar-shaped mounting seat.
Preferably, the traction mechanism comprises a traction belt connected with the sliding block, the traction belt penetrates through the guide pipe and is fixedly connected with the connecting piece, the connecting piece is rotatably installed at the eccentric position of the end face of the rotary table, a driven bevel gear is coaxially connected to the other end face of the rotary table, the driven bevel gear is meshed with the same driving bevel gear, and the driving bevel gear is coaxially and fixedly connected with a driving shaft of the motor.
Preferably, the guiding tube fixed mounting is inside handheld portion, the guiding tube comprises two half pipe fittings vertical concatenation, and sets up a plurality of pulleys in the guiding tube, the pulley is walked around in proper order in the guiding tube to the traction band.
Preferably, the top of the sliding block is fixedly connected with the mounting frame through a spring. After the traction belt pulls the sliding block downwards, the sliding block moves upwards under the action of the elastic force of the spring, so that the reciprocating motion of the sliding block is realized.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, the rotation of the circular brush and the reciprocating sliding of the strip-shaped brush are realized simultaneously through one motor, and the brush movement structures in multiple directions are realized on the same brush head part, so that the problem of poor cleaning effect caused by a single vibration mode in the prior art is solved.
The worm and the driving bevel gear are driven to rotate by the motor, and the worm rotates to drive all the worm gears to synchronously rotate, so that the circular brush is driven to rotate; the driving bevel gear drives the driven bevel gear to rotate while rotating, so that the rotary disc further rotates, the effect of repeatedly pulling the traction belt is achieved through the connecting piece, the elastic force of the spring is utilized, the sliding block slides in the mounting frame in a reciprocating mode, and the strip-shaped brush can be driven to slide in a reciprocating mode to brush teeth.
By arranging a sealing band around the connecting key, the sealing band is connected on the notch of the movable groove in a covering mode, so that external water flow is prevented from entering the brush head connecting portion.
The guide pipe is formed by vertically splicing two half pipe fittings, a plurality of pulleys are arranged in the guide pipe, and the traction belt sequentially and alternately bypasses the pulleys in the guide pipe. The friction of the traction belt in the guide tube can be reduced by the pulley.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of a connecting portion of a brushhead of the present invention;
FIG. 4 is a schematic view of the brush head attachment portion and the brush head portion of the present invention shown disassembled;
FIG. 5 is a schematic view of the connection of the brush head portion and the brush head portion of the present invention;
FIG. 6 is a cross-sectional view taken at A-A of FIG. 5 in accordance with the present invention;
FIG. 7 is a cross-sectional view taken at B-B of FIG. 5 in accordance with the present invention;
FIG. 8 is a partial schematic view of a second drive mechanism according to the present invention;
FIG. 9 is a schematic view of a guide tube according to the present invention;
in the figure: 1. a toothbrush body; 11. a hand-held portion; 12. a brush head connecting portion; 1201. a mounting cavity; 1202. a movable groove;
2. a brush head portion; 21. a strip-shaped brush; 2101. a strip-shaped mounting seat;
22. a circular brush; 2201. a circular mounting seat; 2202. a slewing bearing; 23. a brush head mounting plate;
3. a first drive mechanism; 31. a worm gear; 32. a connecting shaft; 33. a spline; 34. a worm;
4. a second drive mechanism; 41. a mounting frame; 42. a slider; 43. a spring; 44. a connecting bond; 45. sealing tape; 46. a traction belt; 47. a guide tube; 4701. a pulley; 48. a turntable; 4801. a connecting member; 49. a driven bevel gear; 410. a drive bevel gear.
5. An electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a self-rotating telescopic brush head structure of an electric toothbrush comprises a toothbrush body 1 consisting of a handheld part 11 and a brush head connecting part 12.
Meanwhile, the opposite end surfaces of the brush head part 2 and the brush head connecting part 12 are respectively provided with a buckle groove, so that the brush head part 2 is convenient to disassemble.
The brush head part 2 comprises a brush head mounting plate 23, a plurality of circular brushes 22 rotatably mounted in the middle of the brush head mounting plate 23, and a plurality of strip-shaped brushes 21 slidably mounted on both sides of the brush head mounting plate 23.
As shown in fig. 2-3 and 5-8, the brush head connecting portion 12 has mounted therein: the first driving mechanism 3 is movably connected with the circular brush 22 in a butt joint mode, the second driving mechanism 4 is movably connected with the strip-shaped brush 21 in a butt joint mode, the circular brush 22 is driven to rotate by the first driving mechanism 3, and the strip-shaped brush 21 is driven to slide in a reciprocating mode by the second driving mechanism 4. The method comprises the following specific steps:
for the circular brush 22: the circular brush 22 is fixedly arranged on the circular mounting seat 2201, the circular mounting seat 2201 is rotatably arranged on the brush head mounting plate 23 through a slewing bearing 2202, one side end face of the inner ring of the slewing bearing 2202 is fixedly connected with the circular mounting seat 2201, and the other side end face is provided with a spline groove; the outer end of the connecting shaft 32 is fixedly provided with a spline 33 matched with the spline groove.
A hollow mounting cavity 1201 is arranged in the brush head connecting part 12, the first driving mechanism 3 comprises a plurality of worm wheels 31 rotatably mounted in the mounting cavity 1201, the end surfaces of the worm wheels 31 are fixedly connected with a connecting shaft 32, and the connecting shafts 32 are detachably connected with the circular brushes 22 on the brush head part 2 in a one-to-one correspondence manner; the worm wheels 31 are engaged with the same worm 34, the worm 34 is driven by a motor 5 fixedly installed in the hand-held portion 11, and the motor 5 is powered by a battery installed in the hand-held portion 11.
Wherein, the outer end part of the connecting shaft 32 movably penetrates the end surface of the brush head connecting part 12, and a waterproof gasket is sleeved outside the connecting shaft 32 in order to ensure the sealing performance of the penetrating part;
when brushhead portion 2 is connected with brushhead connecting portion 12, spline 33 inserts the spline inslot to realize the connection of first actuating mechanism 3 and circular brush 22, when changing brushhead portion 2, directly outwards extract brushhead portion 2, alright with separating first actuating mechanism 3 and circular brush 22.
For the strip brush 21: the strip-shaped brush 21 is fixedly installed on the strip-shaped installation seat 2101, the strip-shaped installation seat 2101 is in sliding clamping connection with the two sides of the brush head installation plate 23, a limiting groove is formed in the bottom of the strip-shaped installation seat 2101, limiting blocks matched with the limiting groove are arranged on the two sides of the brush head installation plate 23, and the strip-shaped installation seat 2101 can slide on the brush head installation plate 23 in a reciprocating mode.
The second driving mechanism 4 comprises a mounting frame 41 arranged in the mounting cavity 1201, a sliding block 42 is arranged in the mounting frame 41 in a sliding manner, a connecting key 44 is arranged on the end face of one side of the sliding block 42 in a protruding manner, and the connecting key 44 is detachably connected with the strip-shaped brush 21;
a movable groove 1202 for the connection key 44 to penetrate out is formed in one side of the brush head connecting part 12 facing the brush head part 2, a sealing tape 45 is arranged on the connection key 44 in a surrounding mode, and the sealing tape 45 is connected to a notch of the movable groove 1202 in a covering mode; the entry of external water into the brush head connecting portion 12 is prevented by the sealing tape 45;
furthermore, the outer end part of the connecting key 44 penetrates through the brush head mounting plate 23 and is movably inserted into the strip-shaped mounting seat 2101, and a key groove matched with the connecting key 44 is formed in the inner end surface of the strip-shaped mounting seat 2101.
Importantly, the slider 42 is reciprocally slid in the mounting frame 41 by a drawing mechanism, thereby achieving the reciprocating motion of the strip brush 21.
The traction mechanism comprises a traction belt 46 connected with the sliding block 42, the traction belt 46 penetrates through a guide pipe 47 and is fixedly connected with a connecting piece 4801, the connecting piece 4801 is rotatably installed at the eccentric position of the end face of the rotary table 48, specifically, the connecting piece 4801 can be installed at the radius position, away from one third to two thirds of the circle center, of the end face of the rotary table 48, a driven bevel gear 49 is coaxially connected with the other end face of the rotary table 48, the driven bevel gear 49 is in meshed connection with the same driving bevel gear 410, and the driving bevel gear 410 is coaxially and fixedly connected with the driving shaft of the motor 5.
As shown in fig. 9, the guide tube 47 is fixedly installed inside the handheld portion 11, the guide tube 47 is formed by vertically splicing two half pipe fittings, a plurality of pulleys 4701 are arranged in the guide tube 47, and the traction belt 46 sequentially and alternately bypasses the pulleys 4701 inside the guide tube 47. Friction of the traction belt 46 within the guide tube 47 may be reduced by the pulley 4701.
As shown in fig. 7, the top of the slider 42 is fixedly connected to the mounting frame 41 by a spring 43. When the slider 42 is pulled downward by the pulling belt 46, the slider 42 moves upward again by the elastic force of the spring 43, thereby realizing the reciprocating motion of the slider 42.
In the invention, the rotation of the circular brush 22 and the reciprocating sliding of the strip-shaped brush 21 are realized simultaneously by one motor 5, and the brush movement structure in multiple directions is realized on the same brush head part 2, thereby overcoming the problem of poor cleaning effect caused by adopting a single vibration mode in the prior art.
The worm 34 and the driving bevel gear 410 are driven to rotate by the motor 5, and the worm 34 can drive all the worm wheels 31 to synchronously rotate so as to drive the circular brush 22 to rotate; the driving bevel gear 410 rotates and simultaneously drives the driven bevel gear 49 to rotate, so that the rotating disc 48 further rotates, the effect of repeatedly pulling the traction belt 46 is achieved through the connecting piece 4801, the sliding block 42 slides back and forth in the mounting frame 41 by the elasticity of the spring 43, and the strip-shaped brushes 21 can be driven to slide back and forth to brush teeth.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a telescopic brush head structure of electric toothbrush rotation, includes toothbrush body (1) that constitutes by handheld portion (11) and brush head connecting portion (12), its characterized in that:
the brush head part (2) is detachably connected to the brush head connecting part (12), and the brush head part (2) comprises a brush head mounting plate (23), a plurality of round brushes (22) rotatably mounted in the middle of the brush head mounting plate (23) and a plurality of strip-shaped brushes (21) slidably mounted on two sides of the brush head mounting plate (23);
the brush head connecting part (12) is internally provided with: the driving device comprises a first driving mechanism (3) movably butted with a circular brush (22) and a second driving mechanism (4) movably butted with a strip-shaped brush (21), wherein the first driving mechanism (3) drives the circular brush (22) to rotate, and the second driving mechanism (4) drives the strip-shaped brush (21) to slide in a reciprocating manner;
a hollow mounting cavity (1201) is arranged in the brush head connecting part (12), the first driving mechanism (3) comprises a plurality of worm gears (31) rotatably mounted in the mounting cavity (1201), the end faces of the worm gears (31) are fixedly connected with a connecting shaft (32), and the connecting shafts (32) are detachably connected with the circular brushes (22) on the brush head part (2) in a one-to-one correspondence manner; a plurality of worm wheels (31) are meshed with the same worm (34), the worm (34) is driven by a motor (5) fixedly arranged on the handheld part (11), and the motor (5) is powered by a storage battery arranged in the handheld part (11);
the second driving mechanism (4) comprises a mounting frame (41) arranged in the mounting cavity (1201), a sliding block (42) is arranged in the mounting frame (41) in a sliding mode, a connecting key (44) is arranged on the end face of one side of the sliding block (42) in a protruding mode, and the connecting key (44) is detachably connected with the strip-shaped hairbrush (21);
the sliding block (42) slides in the mounting frame (41) in a reciprocating mode through a traction mechanism.
2. The electric toothbrush autorotation telescopic brush head structure as claimed in claim 1, characterized in that: the circular brush (22) is fixedly arranged on a circular mounting seat (2201), the circular mounting seat (2201) is rotatably arranged on a brush head mounting plate (23) through a slewing bearing (2202), one side end face of an inner ring of the slewing bearing (2202) is fixedly connected with the circular mounting seat (2201), and the other side end face is provided with a spline groove; and a spline (33) matched with the spline groove is fixedly arranged at the outer end of the connecting shaft (32).
3. The electric toothbrush autorotation telescopic brush head structure as claimed in claim 1, characterized in that: the strip-shaped brush (21) is fixedly arranged on the strip-shaped mounting seat (2101), and the strip-shaped mounting seat (2101) is clamped on two sides of the brush head mounting plate (23) in a sliding manner.
4. The electric toothbrush autorotation telescopic brush head structure as claimed in claim 3, characterized in that: a movable groove (1202) for a connecting key (44) to penetrate out is formed in one side, facing the brush head part (2), of the brush head connecting part (12), a sealing tape (45) is arranged on the connecting key (44) in a surrounding mode, and the sealing tape (45) is connected to a notch of the movable groove (1202) in a covering mode;
the outer end part of the connecting key (44) penetrates through the brush head mounting plate (23) and is movably inserted into the strip-shaped mounting seat (2101), and a key groove matched with the connecting key (44) is formed in the inner end surface of the strip-shaped mounting seat (2101).
5. The electric toothbrush autorotation telescopic brush head structure as claimed in claim 1, characterized in that: traction mechanism includes traction belt (46) of being connected with slider (42), traction belt (46) pass guide tube (47) and with connecting piece (4801) rigid coupling, connecting piece (4801) rotate and install the eccentric department at carousel (48) terminal surface, coaxial coupling has driven bevel gear (49) on another terminal surface of carousel (48), same initiative bevel gear (410) of driven bevel gear (49) meshing connection, initiative bevel gear (410) with the coaxial rigid coupling of drive shaft of motor (5).
6. The electric toothbrush autorotation telescopic brush head structure as claimed in claim 5, wherein: guide tube (47) fixed mounting is inside handheld portion (11), guide tube (47) comprise two half pipe fittings vertical concatenation, and set up a plurality of pulleys (4701) in guide tube (47), pulley (4701) are walked around in proper order in guide tube (47) inside in turn to traction band (46).
7. The electric toothbrush autorotation telescopic brush head structure as claimed in claim 5, wherein: the top of the sliding block (42) is fixedly connected with the mounting frame (41) through a spring (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110810186.7A CN113476167A (en) | 2021-07-18 | 2021-07-18 | Electric toothbrush autorotation telescopic brush head structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110810186.7A CN113476167A (en) | 2021-07-18 | 2021-07-18 | Electric toothbrush autorotation telescopic brush head structure |
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| CN113476167A true CN113476167A (en) | 2021-10-08 |
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| CN202110810186.7A Pending CN113476167A (en) | 2021-07-18 | 2021-07-18 | Electric toothbrush autorotation telescopic brush head structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115211991A (en) * | 2022-08-18 | 2022-10-21 | 江苏三笑集团有限公司 | Intelligent electric toothbrush assembly |
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| CN208193047U (en) * | 2017-09-08 | 2018-12-07 | 小熊电器股份有限公司 | The scrub body and face cleaning instrument of face cleaning instrument |
| CN208448070U (en) * | 2018-03-21 | 2019-02-01 | 中国人民解放军第一五三中心医院 | One kind helping wound knee joint and restores function chair |
| CN108378387A (en) * | 2018-03-29 | 2018-08-10 | 无锡苏芽食品有限公司 | A kind of bean sprouts cleaning device easy to use |
| CN209611383U (en) * | 2018-10-18 | 2019-11-12 | 张奎贺 | Two-way electric toothbrush |
| CN209827065U (en) * | 2019-01-30 | 2019-12-24 | 福建美丽宝科技有限公司 | High-efficient clean toothbrush brush head and adopt electric toothbrush of this brush head |
| CN211094912U (en) * | 2019-09-27 | 2020-07-28 | 珠海大拇指跨境电商有限公司 | Electric toothbrush capable of cleaning teeth in multiple directions |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115211991A (en) * | 2022-08-18 | 2022-10-21 | 江苏三笑集团有限公司 | Intelligent electric toothbrush assembly |
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