CN212679313U - Electric tooth brush - Google Patents
Electric tooth brush Download PDFInfo
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- CN212679313U CN212679313U CN202020880862.9U CN202020880862U CN212679313U CN 212679313 U CN212679313 U CN 212679313U CN 202020880862 U CN202020880862 U CN 202020880862U CN 212679313 U CN212679313 U CN 212679313U
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Abstract
An electric toothbrush comprising a toothbrush body, the toothbrush body comprising: a brush head portion; the handle part is connected with the brush head part, and the brush head part and the handle part are connected to form a hollow accommodating cavity; the power engine part is arranged in the accommodating cavity and provides vibration for the brush head part; the power engine part comprises a motor engine outer cover, an eccentric rotor and a motor which are arranged inside the motor engine outer cover, a power supply assembly for providing power for the motor and a circuit board for controlling the motor to start and stop, the eccentric rotor is connected with the output end of the motor, one end of the motor engine outer cover is connected with the brush head part, the other end of the motor engine outer cover is connected with the handle part, one end of the motor connected with the eccentric rotor is arranged in the brush head part, and the other end of the motor connected with the eccentric rotor is arranged. The utility model discloses when guaranteeing brush head portion vibrations effect, reduce the size of brush head portion as far as possible, reduce the probability of colliding with the tooth, the power accommodation space of handle portion is bigger simultaneously, can install the power of more capacities to make electric toothbrush's vibration stronger, clean effect is better.
Description
Technical Field
The utility model belongs to the technical field of oral care utensil and specifically relates to an electric toothbrush.
Background
With the improvement of consumer's living standard, the electric toothbrush is becoming the best tool for consumer's tooth care, and the electric toothbrushes currently sold in the market are classified into two major categories: one is a motor type electric toothbrush and the other is a coil electromagnet type electric toothbrush. The coil electromagnet type electric toothbrush has high cost and heavier overall mass, and the motor type electric toothbrush just overcomes the defects of the coil electromagnet type electric toothbrush and is popular with consumers.
The electric toothbrush of current motor formula has two kinds of structures, one kind is to install motor in the brush head, the brush head of the electric toothbrush of this structure is bulky, the user collides the tooth easily when using, another kind of structure is that motor installs in the handle, motor has occupied the holding position of handle on the one hand, or the handle is thick, the user holds uncomfortable, or the power position is less, power capacity is limited, on the other hand handle vibrations are severe, experience when leading to the user to brush teeth feels bad.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem and provide an electric toothbrush with simple structure, small brush head, difficult tooth knocking, concentrated vibration force and good cleaning effect during tooth brushing, and comfortable gripping, small vibration sense and low overall cost of the handle.
In order to achieve the above purpose, the technical scheme of the utility model is that:
an electric toothbrush comprising a toothbrush body, said toothbrush body comprising: a brush head portion; the handle part is connected with the brush head part, and the brush head part and the handle part are connected to form a hollow accommodating cavity; a power engine portion mounted within the receiving cavity, the power engine portion providing vibration to the brushhead portion; the power engine part comprises a motor engine outer cover, an eccentric rotor and a motor which are arranged inside the motor engine outer cover, a power supply assembly for supplying power to the motor and a circuit board for controlling the motor to start and stop, the eccentric rotor is connected with the output end of the motor, one end of the motor engine outer cover is connected with the brush head part, the other end of the motor engine outer cover is connected with the handle part, the motor is connected with one end of the eccentric rotor is arranged in the brush head part, and the other end of the motor engine outer cover is arranged in the handle part.
The utility model discloses because install the one end of eccentric rotor with the motor in brush head portion, the other end is installed in handle portion, for installing the prior art at brush head portion with the motor, can reduce brush head portion's diameter and volume, when guaranteeing brush head portion vibrations effect, reduce brush head portion's size as far as possible, reduce the probability of colliding with the tooth, simultaneously for installing the prior art at handle portion with the motor, the motor stretches forward, reserve the power accommodation space for handle portion bigger, can install the power of more capacities, thereby make electric toothbrush's vibration stronger, clean effect is better.
Preferably, the circuit board is fixed to the motor hood.
Through fixing the circuit board on motor engine outer cover, can make electric toothbrush's core component motor, eccentric rotor and circuit board integrated as a part, make power engine portion integrated design, only need replace a part during the maintenance, make product compact structure, it is more convenient to maintain.
Preferably, the power engine part further comprises an engine support base for fixing the motor.
Preferably, a motor damping silica gel is arranged between the motor and the engine support seat.
Through set up motor shock attenuation silica gel between motor and engine supporting seat, the vibrations of weakening handle portion that can be further, and then further promote user experience.
Preferably, motor shock attenuation silica gel adopts the support formula design, the motor bottom is half unsettled.
Adopt support formula design through shock attenuation silica gel, let motor bottom half unsettled, can realize the shock attenuation purpose according to motor vibrations shrink or tensile change. The motor shock attenuation is supported in some support of shock attenuation silica gel in the power engine portion, and partly is fixed a position by the engine supporting seat to realize the shock attenuation purpose.
Preferably, the motor engine outer cover with the outside of the one end that handle portion is connected is equipped with the silica gel sealing washer, the silica gel sealing washer cover is established on the motor engine outer cover.
Through set up the silica gel sealing washer in the outside of motor engine enclosing cover and handle portion connected's one end, can effectually weaken and transmit the vibrations for handle portion through the motor engine enclosing cover to promote user experience.
Preferably, the handle portion comprises a handle shell, a power supply sleeve arranged in the handle shell, a key sleeve sleeved outside the power supply sleeve and a switch key. The handle is characterized in that a first key hole is formed in the handle shell, the power supply sleeve is close to a mounting groove formed in the outer surface of one end of the brush head portion, the key sleeve is sleeved in the mounting groove, a second key hole is formed in the mounting groove, the first key hole is coincided with the second key hole, an inward concave key groove is also formed in the key sleeve, and the switch key is arranged in the key groove.
Preferably, the brush head part comprises a brush head rod, one end of the brush head rod is hollow and cylindrical, the other end of the brush head rod is flat, bristles are fixed on one surface of one flat end, and a tongue coating brush is arranged on the other surface of one flat end.
The brush head part adopts a slender eccentric flat structure with one end being in a cylinder shape and the other end being in a flat shape, so that teeth are not easy to knock during tooth brushing, and the toothbrush does not abrade mouth skin during oral cavity movement. The back of the brush hair is provided with the tongue coating brush, so that the electric toothbrush has the function of cleaning tongue coatings, is more convenient for users to use, and can clean the oral cavity more thoroughly.
Preferably, handle portion still includes threaded base, the circuit board below is equipped with power positive pole guide piece and power negative pole guide piece, be equipped with the conducting strip on the power sleeve inner wall, power supply module installs in the power sleeve, power positive pole guide piece with power negative pole guide piece respectively with power supply module's positive pole with the conducting strip contact, the conducting strip is connected threaded base, threaded base connects power supply module's negative pole. Therefore, the power supply assembly is electrically connected with the circuit board, and the structure is simple.
Preferably, the electric toothbrush further comprises a fixed seat and a portable box, the toothbrush body is movably arranged in the fixed seat, the fixed seat is movably arranged in the portable box, and the outer surface of the fixed seat is provided with an adhesive strip.
Through setting up the viscose strip at the surface of fixing base, the user can paste the wall above the wash platform with the fixing base on, then place the toothbrush body in the fixing base, just so need not occupy the position of wash platform mesa, convenience of customers uses. The portable box is convenient for a user to carry the toothbrush body when going out, and the use convenience of the user is improved.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view of an electric toothbrush according to an embodiment of the present invention;
fig. 2 is an exploded view of the electric toothbrush according to the embodiment of the present invention;
fig. 3 is an assembled sectional view of the electric toothbrush according to the embodiment of the present invention;
fig. 4 is a cross-sectional view of a toothbrush body 100 provided by an embodiment of the present invention;
fig. 5 is an assembled perspective view of the power engine portion and the handle portion with the handle housing removed in accordance with an embodiment of the present invention;
FIG. 6 is an exploded view of FIG. 5;
FIG. 7 is a cross-sectional view of FIG. 5;
fig. 8 is a cross-sectional view of a power module mounted in a handle portion according to an embodiment of the present invention;
FIG. 9 is an exploded view of FIG. 8;
FIG. 10 is an exploded view of a brushhead portion provided by an embodiment of the present invention;
fig. 11 is a sectional view of the fixing base and the portable box according to the embodiment of the present invention;
FIG. 12 is an exploded view of FIG. 11;
reference numerals:
100-a toothbrush body;
10-a brush head portion; 20-a power engine section; 30-a handle portion;
11-a brush head rod; 12-bristles; 13-brushing the tongue fur;
21-motor engine outer cover; 23-a motor; 22-eccentric rotor, 24-motor damping silica gel; 25-engine support seat; 26-a sealing ring; 27-a power supply assembly; 28-a circuit board;
31-a handle housing; 32-a power supply sleeve; 33-a key sleeve; 34-switch key; 35-a conductive sheet; 36-a threaded base, 37-a power supply positive electrode guide sheet; 38-negative lead of power supply; 311-first key hole; 321-mounting grooves; 322-second key hole; 331-key pressing groove;
200-a fixed seat; 201-adhesive strips; 300-a portable case;
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
An electric toothbrush according to some embodiments of the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 to 4, an electric toothbrush according to an embodiment of the present invention includes a toothbrush body 100, the toothbrush body 100 including: a brush head portion 10; the handle part 30 is connected with the brush head part 10, the handle part 30 is held by a user, and the brush head part 10 is butted with the handle part 30 to form a hollow accommodating cavity; the power engine part 20 is arranged in the accommodating cavity and provides vibration for the brush head part 10;
the power engine part 20 comprises a motor engine outer cover 21, a motor 23, an eccentric rotor 22, a power supply assembly 27 and a circuit board 28, wherein the motor engine outer cover 21 is provided with a hollow part, the motor 23 and the eccentric rotor 22 are installed in the hollow part of the motor engine outer cover 21, the power supply assembly 27 supplies power to the motor 23, the power supply assembly 27 is installed in the handle part 30, the circuit board 28 controls the motor 23 to start and stop, the eccentric rotor 22 is connected with an output end of the motor 23 and is driven by the motor 23 to rotate eccentrically, and the eccentric rotor 22 is constantly changed in position in the circumferential direction, namely the gravity center position of the eccentric rotor 22 is constantly changed in the circumferential direction, so that the eccentric rotor 22 drives the brush head part 10 to vibrate, the vibration of the brush head part 10 is just matched with the action of manual tooth brushing, and electric tooth brushing can. One end of the motor engine outer cover 21 is connected with the brush head part 10, the other end is connected with the handle part 30, one end of the motor 23 connected with the eccentric rotor 22 is installed in the brush head part 10, and the other end is installed in the handle part 30.
The utility model discloses the electric toothbrush that above-mentioned embodiment provided, because install the one end of connecting eccentric rotor 22 with motor 23 in brushhead portion 10, the other end is installed in handle portion 30, for installing the prior art at brushhead portion with the motor, can reduce brushhead portion's diameter and volume, when guaranteeing brushhead portion vibrations effect, reduce brushhead portion 10's size as far as possible, reduce the probability of colliding with the tooth, simultaneously for installing the prior art at handle portion with the motor, the motor stretches forward, reserve the power accommodation space for handle portion bigger, can install more volumetric power, thereby make electric toothbrush's vibration stronger, the cleaning performance is better.
In some embodiments of the present invention, as shown in fig. 2 to 4, the circuit board 28 is fixed on the motor engine cover 21, specifically on the outer surface of the motor engine cover 21. By the design, the core component motor 23, the eccentric rotor 22 and the circuit board 28 of the toothbrush body 100 can be integrated on the motor engine outer cover 21, namely, the core component motor, the eccentric rotor and the circuit board are one component, so that the power engine part 20 is integrally designed, when the toothbrush body 100 needs to be maintained, only one component needs to be replaced, and the product maintenance is more convenient.
In some embodiments of the present invention, as shown in fig. 5 to 7, the power engine part 20 further includes an engine support seat 25, the engine support seat 25 is used for fixing the motor 23, a damping silica gel 24 is provided between the motor 23 and the engine support seat 25, the damping silica gel 24 adopts a support design, the bottom of the motor 23 is semi-suspended, and the damping purpose can be realized according to the vibration contraction or stretching change of the motor 23. The shock-absorbing silica gel 24 in the power engine part 20 partially supports the motor 23 for shock absorption, and partially is positioned by the engine supporting seat 25, so that the shock absorption purpose is realized.
In some embodiments of the present invention, as shown in fig. 5 to 7, the power engine part 20 further includes a silica gel sealing ring 26, the silica gel sealing ring 26 is disposed on the outer surface of the power engine part 20, and when the lower end of the power engine part 20 is mounted in the handle part 30, the silica gel sealing ring 26 is in interference fit with the handle shell 31, so as to achieve the effect of sealing and damping.
The power engine part 20 also serves as a connection function for the upper and lower parts, namely, a power source of the toothbrush body 100 and a vibration reducing source of the toothbrush body 100.
In some embodiments of the present invention, as shown in fig. 8 and 9, the handle portion 30 includes a handle housing 31, a power supply sleeve 32 installed in the handle housing, a key sleeve 33 and a switch key 34, which are sleeved outside the power supply sleeve 32. Be equipped with first button hole 311 on the handle shell 31, the one end surface that power sleeve 32 is close to brushhead portion 10 is equipped with mounting groove 321, and key sleeve 33 cover is established in mounting groove 321, is equipped with second button hole 322 on the mounting groove 321, and first button hole 311 coincides with second button hole 322, also is equipped with inside sunken button groove 331 on the key sleeve 33, and switch button 34 sets up in button groove 331. The key sleeve 33 is made of an elastic material such as silicone rubber. When the motor is mounted, the handle portion 30 is sleeved on one end of the motor engine portion 20, and after the key sleeve 33 and the switch key 34 are extruded and deformed, the switch key 34 extends out of the first key hole 311, that is, the switch key 34 is mounted in place, and at this time, the switch key 34 and the key sleeve 33 are covered over the circuit board 28. When the user uses the toothbrush, the user presses the switch button 34 to press the button sleeve 33 to deform and displace, so as to trigger the circuit board 28 to control the start and stop of the toothbrush body 100.
In some embodiments of the present invention, as shown in fig. 2 to 9, the circuit board 28 is provided with a positive power conducting plate 37 and a negative power conducting plate 38 below, the inner wall of the power sleeve 32 is provided with a conducting plate 35, the power supply module 27 is installed in the power sleeve 32, when the handle portion 30 is fixed to the motor engine portion 20, the positive power conducting plate 37 and the negative power conducting plate 38 respectively contact with the positive power of the power supply module 27 and the conducting plate 35 on the inner wall of the power sleeve 32, the bottom of the conducting plate 35 is connected with a threaded base 36, and the threaded base 36 is connected with the negative electrode of the power supply module 27.
The inner wall of the handle shell 31 is provided with a strip-shaped positioning rib for guiding and fixing the power supply sleeve 32. The power sleeve 32 and the handle shell 31 fix the whole power engine part 20, and the installation is simple and beautiful. Handle shell 31 is inside to adopt the deep-drawing muscle to do location, guide structure, with power sleeve 32, power engine portion 20, handle portion 30 and 27 axial fixings of power supply module, has avoided mistake dress and whole positioning error in the production installation, and handle portion 30 adopts the deep-drawing muscle structure location, and intensity is higher, and the vibrations conduction is more even, and the user uses more comfortablely, and the vibrations power transmission is more superior, and the clean effect of washing one's face and rinsing one's mouth is better.
In some embodiments of the present invention, as shown in fig. 10, the brush head portion 10 includes a brush head rod 11, one end of the brush head rod 11 is a hollow cylinder, one end is a flat shape, one side of the flat end is fixed with brush bristles 12, and the other side of the flat end is provided with a tongue coating brush 13. The brush head part 10 adopts a slender eccentric flat structure with one end being in a cylinder shape and the other end being in a flat shape, so that teeth are not easy to knock during tooth brushing, and the toothbrush does not abrade mouth skin during oral cavity movement. The fur brush 13 is arranged on the back of the brush hair, so that the toothbrush body 100 has the function of cleaning fur, the use is more convenient for users, and the oral cavity is cleaned more thoroughly.
The brush head part 10 is connected with a motor engine outer cover 21 in the power engine part 20, one end of the brush head rod 11 close to the handle part 30 is a hollow part, a guide and buckling structure (not shown in the figure) is arranged on the inner wall of the hollow part, and a bulge structure (not shown in the figure) matched with the guide groove and the buckling structure is arranged on the outer surface of the motor engine outer cover 21;
in some embodiments of the present invention, as shown in fig. 2 to 9, the handle portion 30 further includes a threaded base 36, the circuit board 28 is provided with a positive power conducting plate 37 and a negative power conducting plate 38 below, the inner wall of the power sleeve 32 is provided with a conducting plate 35, the power supply module 27 is installed in the power sleeve 32, the positive power conducting plate 37 and the negative power conducting plate 38 respectively contact with the positive electrode and the conducting plate 35 of the power supply module 27, the conducting plate 35 is connected with the threaded base 36, and the threaded base 36 is connected with the negative electrode of the power supply module 27. This achieves electrical connection of the power supply assembly 27 to the circuit board 28.
In some embodiments of the present invention, as shown in fig. 11 and 12, the electric toothbrush further comprises a fixing base 200 and a portable case 300, the toothbrush body 100 is movably disposed in the fixing base 200, the outer surface of the fixing base 200 is provided with an adhesive strip 201, the fixing base 200 is movably disposed in the portable case 300,
through set up viscose strip 201 at the surface of fixing base 200, the user can paste fixing base 200 on the wall above the wash platform, places toothbrush body 100 in the fixing base, just so need not occupy the position of wash platform mesa, and convenience of customers uses. The portable case 300 facilitates the user to carry the toothbrush body 100, improving the convenience of use for the user.
To sum up, the embodiment of the utility model provides an electric toothbrush because install the one end that connects eccentric rotor 22 with motor 23 in brushhead portion 10, the other end is installed in handle portion 30, can reduce brushhead portion's diameter and volume, when guaranteeing brushhead portion vibrations effect, reduce brushhead portion 10's size as far as possible, reduce the probability of colliding with the tooth, it is bigger to reserve the power accommodation space for handle portion simultaneously, can install the power of more capacities to make electric toothbrush's vibration stronger, clean effect is better.
In the description of the present specification, unless otherwise specified or indicated, the terms "connected," "mounted," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, or an electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and to those skilled in the art, the present invention may be variously modified and changed. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An electric toothbrush comprising a toothbrush body, the toothbrush body comprising:
a brush head portion;
the handle part is connected with the brush head part, and the brush head part is connected with the handle part to form a hollow accommodating cavity;
a power engine portion mounted within the receiving cavity, the power engine portion providing vibration to the brushhead portion;
the method is characterized in that: the power engine part comprises a motor engine outer cover, an eccentric rotor and a motor which are arranged inside the motor engine outer cover, a power supply assembly for supplying power to the motor and a circuit board for controlling the motor to start and stop,
the eccentric rotor is connected with the output end of the motor, one end of the outer cover of the motor engine is connected with the brush head part, the other end of the outer cover of the motor engine is connected with the handle part, one end of the motor connected with the eccentric rotor is installed in the brush head part, and the other end of the motor connected with the eccentric rotor is installed in the handle part.
2. The electric toothbrush of claim 1, wherein the circuit board is secured to the motor hood.
3. The electric toothbrush of claim 1, wherein the power engine section further comprises an engine mount for securing the motor.
4. The electric toothbrush according to claim 3, wherein a motor shock absorbing silicone is disposed between the motor and the engine support base.
5. The electric toothbrush according to claim 4, wherein the motor shock absorption silicone is of a support type design, and the bottom of the motor is half suspended.
6. The electric toothbrush according to claim 1, wherein a silicone sealing ring is disposed outside an end of the motor engine outer cover connected to the handle portion, and the silicone sealing ring is fitted over the motor engine outer cover.
7. The electric toothbrush of claim 1, wherein the handle portion comprises a handle housing, a power supply sleeve mounted within the handle housing, a key sleeve disposed outside the power supply sleeve, and a switch key; the handle is characterized in that a first key hole is formed in the handle shell, the power supply sleeve is close to a mounting groove formed in the outer surface of one end of the brush head portion, the key sleeve is sleeved in the mounting groove, a second key hole is formed in the mounting groove, the first key hole is coincided with the second key hole, an inward concave key groove is also formed in the key sleeve, and the switch key is arranged in the key groove.
8. The electric toothbrush according to claim 1, wherein the head part comprises a head rod, one end of the head rod is hollow and cylindrical, the other end of the head rod is flat, bristles are fixed to one surface of the flat end, and a tongue coating brush is arranged on the other surface of the flat end.
9. The electric toothbrush according to claim 7, wherein the handle portion further comprises a threaded base, a positive power conducting plate and a negative power conducting plate are arranged below the circuit board, a conducting plate is arranged on the inner wall of the power sleeve, the power module is mounted in the power sleeve, the positive power conducting plate and the negative power conducting plate are respectively in contact with the positive electrode of the power module and the conducting plate, the conducting plate is connected with the threaded base, and the threaded base is connected with the negative electrode of the power module.
10. The electric toothbrush according to any one of claims 1 to 9, further comprising: the toothbrush comprises a fixed seat and a portable box, wherein the toothbrush body is movably arranged in the fixed seat, the fixed seat is movably arranged in the portable box, and an adhesive strip is arranged on the outer surface of the fixed seat.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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CN201921217745 | 2019-07-29 | ||
CN2019212177458 | 2019-07-29 |
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Publication Number | Publication Date |
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CN212679313U true CN212679313U (en) | 2021-03-12 |
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ID=74889416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202020880862.9U Active CN212679313U (en) | 2019-07-29 | 2020-05-23 | Electric tooth brush |
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CN (1) | CN212679313U (en) |
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2020
- 2020-05-23 CN CN202020880862.9U patent/CN212679313U/en active Active
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