CN210408655U

CN210408655U - Electric toothbrush

Info

Publication number: CN210408655U
Application number: CN201920980952.2U
Authority: CN
Inventors: 林启任
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-04-28
Anticipated expiration: 2029-06-27

Abstract

The utility model discloses an electric toothbrush in the articles for daily use technical field, including the brush head, handle and base, the handle includes the shell, support piece, including a motor, an end cap, a controller, and a cover plate, circuit board, battery and bottom assembly part all assemble on support piece, the front side of shell is equipped with the button, the button is connected with the button on the circuit board, the motor shaft of motor is connected with the brush head through the first assembly part of brush, the battery is connected and for its power supply with the circuit board, the bottom of shell is located to the bottom assembly part, and the handle passes through the. The utility model discloses all assemble inner structure on support piece, support, fix inner structure through support piece, guarantee that inner structure connects stability and compactedness have compact structure, stability strong, assemble characteristics such as simple, with low costs, easy operation.

Description

Electric toothbrush

Technical Field

The utility model relates to the technical field of articles for daily use, specific theory relates to an electric toothbrush.

Background

The electric toothbrush causes high efficiency, portability and good cleaning effect, so the electric toothbrush is widely applied, and the conventional toothbrush mostly drives the brush head to vibrate through the quick rotation of the motor, thereby ensuring good cleaning effect. The existing electric toothbrush has a complex internal structure, corresponding cost is brought to the production and processing links due to excessive assembly parts, and the damage rate of the whole toothbrush is high; in addition, the high-speed rotation of the motor drives the brush head to vibrate through the transmission assembly, the instability of the internal structure easily causes the damage of the structure, and the normal use of the electric toothbrush is further influenced.

The above-mentioned drawbacks, worth improving.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides an electric toothbrush.

The utility model discloses technical scheme as follows:

an electric toothbrush comprises a brush head, a handle and a base, wherein the brush head is arranged above the handle, the base is arranged below the handle and charges the handle, and the electric toothbrush is characterized in that the handle comprises a shell, a supporting piece, a motor, a circuit board, a battery and a bottom assembly part, the supporting piece, the motor, the circuit board and the battery are all arranged in the shell, and the motor, the circuit board, the battery and the bottom assembly part are all assembled on the supporting piece;

the front side of shell is equipped with the button, the button with button on the circuit board is connected, the motor shaft of motor through brush first assembly part with it connects to brush, the battery with the circuit board is connected and for its power supply, the bottom assembly part is located the bottom of shell, just the handle passes through the bottom assembly part with the base is connected.

According to the above scheme the utility model discloses, a serial communication port, support piece's front end is equipped with circuit board mounting platform, circuit board mounting platform's periphery is equipped with circuit board buckling piece, the circuit board is located circuit board mounting platform department, and with circuit board buckling piece lock is connected.

According to the above scheme the utility model discloses, a serial communication port, support piece's upper end rear side is equipped with hollow motor pilot hole, the motor cover is in the motor pilot hole.

Further, the lower extreme of motor is equipped with the motor blotter, the motor blotter is located the bottom of motor pilot hole.

According to the above scheme the utility model discloses, a serial communication port, support piece's lower extreme rear side is equipped with battery mounting platform, battery mounting platform's periphery is equipped with battery buckling piece, the battery is located battery mounting platform department, and with battery buckling piece lock is connected.

According to above scheme the utility model discloses, its characterized in that, support piece's lower extreme is equipped with bottom support piece, bottom support piece with supporting platform on the bottom assembly part is contradicted and is connected.

According to the above scheme the utility model discloses, a serial communication port, the left and right sides of support piece lower extreme is equipped with the support piece buckling piece of interior knot, the support piece buckling piece with bottom assembly part buckling groove lock on the bottom assembly part is connected.

According to the scheme, the utility model is characterized in that the side wall of the supporting piece is provided with a supporting piece sliding strip which is sleeved in the sliding rail at the inner side of the shell and slides up and down along the sliding rail; the side wall of the supporting piece is provided with a supporting piece sliding groove, and the supporting piece sliding groove is sleeved on the sliding strip on the inner side of the shell.

The utility model discloses according to the above-mentioned scheme, its characterized in that, the outside of bottom assembly part is equipped with the inside sunken packing ring inner groovy, and first packing ring cover is in the packing ring inner groovy, and the bottom assembly part passes through the contact of first packing ring with the inner wall of shell;

a gasket platform is arranged on the outer side of the bottom assembly part, a second gasket is sleeved on the periphery of the gasket platform, and the bottom assembly part is contacted with the bottom end of the shell through the second gasket;

and a third gasket is arranged at the bottom of the inner side of the bottom assembly part.

According to the above scheme the utility model discloses, a serial communication port, the cover has the bearing on the motor shaft, the motor shaft passes through the bearing is fixed on the shell.

Furthermore, the bearing comprises a bearing outer ring and a bearing inner ring, the bearing outer ring is sleeved on the outer side of the bearing inner ring, the bearing outer ring is connected with the shell, and the bearing inner ring is connected with the motor shaft.

According to the above scheme the utility model discloses, its characterized in that, the outside of brush first assembly part is equipped with brush first assembly part profile, the bottom inboard of brush head is equipped with brush first catching groove, the interior knot of brush first assembly part profile is in brush first catching groove is interior.

According to the above scheme the utility model discloses, its characterized in that, the brush head includes that a plurality of replaces the head, and is different replace overhead brush hair pilot hole's distribution position and quantity difference.

According to above-mentioned scheme the utility model discloses, a serial communication port, the base includes base upper cover, base lower cover and locates electromagnetic component between base upper cover, the base lower cover, the base passes through electromagnetic component adsorbs the handle is and for its power supply.

Furthermore, a connector lug is arranged in the base and clamped between the base upper cover and the base lower cover.

According to the above scheme the utility model discloses, a serial communication port, be equipped with the convex fixed column that makes progress on the base, the fixed column inserts in the fixed orifices of bottom assembly part lower extreme, make the base with the handle cooperation is connected.

The utility model has the advantages that the internal structure is assembled on the supporting piece, the supporting piece supports and fixes the internal structure, the stability and compactness of the connection of the internal structure are ensured, and the supporting piece is respectively and stably connected with the shell, the bottom assembly part and the brush head assembly part, so that the vibration force of the motor on the internal structure is fully buffered; the utility model discloses set up the packing ring structure of cushioning effect respectively in shell and bottom assembly part, support piece and bottom assembly part, motor and support piece etc. further disperse the vibrations dynamics of motor, guaranteed the even of support piece atress and the dispersion of dynamics, avoided the vibration range of support piece etc. parts; the utility model has the characteristics of compact structure, stability are strong, the assembly is simple, with low costs, easy operation etc.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of another view angle of the present invention.

Fig. 3 is an exploded view of the handle of the present invention.

Fig. 4 is an exploded view of the handle according to another embodiment of the present invention.

Fig. 5 is a schematic structural view of the supporting member.

Fig. 6 is another view of the supporting member.

Fig. 7 is a schematic structural diagram of the bottom fitting.

Figure 8 is a schematic view of another perspective of the bottom fitting.

Fig. 9 is a schematic view of the connection between the brush head and the brush head assembly of the present invention.

Fig. 10-13 are schematic views of the structure of the brush head in different embodiments of the present invention.

Fig. 14 is an exploded view of the base.

Fig. 15 is an exploded view from another perspective of the base.

In the figure, 100, the brush head; 101. a first replacement header; 102. a second replacement header; 103. a third replacement header; 104. a fourth replacement header; 110. a bristle mounting hole; 120. a brush head buckle groove;

200. a handle; 210. a housing; 211. pressing a key; 220. a support member; 221. a circuit board mounting platform; 222. a circuit board fastener; 223. a motor assembly hole; 224. a battery mounting platform; 225. a battery fastener; 226. a support member slide; 227. a support member chute; 228. a support fastener; 229. a bottom support;

230. a circuit board; 240. a motor; 241. a motor shaft; 242. a motor cushion pad; 243. a bearing outer race; 244. a bearing inner race; 250. a battery; 260. a bottom assembly member; 2601. a gasket inner groove; 2602. a washer land; 2603. the bottom assembly part is buckled with the groove; 2604. a fixing hole; 2605. a support platform; 261. a first gasket; 262. a second gasket; 263. a third gasket; 270. a brush head assembly; 271. the brush head assembly part is provided with a buckling strip;

300. a base; 310. a base upper cover; 320. a base lower cover; 330. an electromagnetic assembly; 340. a connector lug; 350. and (5) fixing the column.

Detailed Description

The invention is further described with reference to the following figures and embodiments:

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, an electric toothbrush includes a brush head 100, a handle 200, and a base 300, wherein the brush head 100 is disposed above the handle 200, and the base 300 is disposed below the handle 200 and charges the handle 200.

As shown in fig. 3 and 4, the handle 200 includes a housing 210, a supporting member 220, a motor 240, a circuit board 230, a battery 250, and a bottom assembly 260, wherein the supporting member 220, the motor 240, the circuit board 230, and the battery 250 are disposed inside the housing 210. The front side of the housing 210 is provided with a button 211, the button 211 is connected with a button on the circuit board 230, a motor shaft 241 of the motor 240 is connected with the brush head 100 through a brush head assembly 270, the battery 240 is connected with the circuit board 230 and supplies power thereto, the bottom assembly 260 is provided at the bottom end of the housing 210, and the handle 200 is connected with the base 300 through the bottom assembly 260.

In this embodiment, the motor 240, the circuit board 230, the battery 250, and the bottom assembly 260 are all assembled on the supporting member 220, and the internal structure is stably supported by the supporting member 220, so that the stability of connection of the internal structure of the electric toothbrush is ensured.

As shown in fig. 5 and 6, a circuit board mounting platform 221 is disposed at the front end of the supporting member 220, a circuit board fastener 222 is disposed at the periphery of the circuit board mounting platform 221, and the circuit board 230 is located at the circuit board mounting platform 221 and is fastened to the circuit board fastener 222; a hollow motor assembling hole 223 is formed in the rear side of the upper end of the supporting piece 200, and the motor 250 is sleeved in the motor assembling hole 223; the rear side of the lower end of the supporting member 220 is provided with a battery mounting platform 224, the periphery of the battery mounting platform 224 is provided with a battery fastener 225, and the battery 250 is located at the battery mounting platform 224 and is connected with the battery fastener 225 in a fastening manner.

Preferably, a motor buffer pad 242 is disposed at a lower end of the motor 250, the motor buffer pad 242 is disposed at a bottom of the motor mounting hole 223, and the movement between the motor 240 and the support member 220 is buffered by the motor buffer pad 242, thereby reducing the occurrence of instability of the support member 220 caused by the rotation of the motor 240.

Preferably, the motor shaft 241 is sleeved with a bearing, and the motor shaft 241 is fixed on the housing 210 through the bearing, so that the motor shaft 241 is supported through the bearing, and the housing 210 is prevented from being worn by the motor shaft 241. In the present embodiment, the bearing includes a bearing outer ring 243 and a bearing inner ring 244, the bearing outer ring 243 is sleeved outside the bearing inner ring 244, the bearing outer ring 243 is connected with the housing 210, and the bearing inner ring 244 is connected with the motor shaft 241.

A support sliding bar 226 is arranged on the side wall of the support 220, and the support sliding bar 226 is sleeved in a sliding rail (not shown in the figure, the same below) inside the housing 210 and slides up and down along the sliding rail; a supporting member sliding groove 227 is formed on a side wall of the supporting member 220, and the supporting member sliding groove 227 is sleeved on a sliding bar (not shown, the same applies below) inside the housing 210.

As shown in fig. 5 to 8, the bottom support 229 is disposed at the lower end of the support member 220, the bottom support 229 is connected to the supporting platform 2605 of the bottom assembly member 260 in an abutting manner, and the bottom support 229 and the supporting platform 2605 are matched with each other, so that the support effect of the bottom assembly member 260 on the support member 220 is achieved, and meanwhile, the vibration force of the whole support member 220 is dispersed, and the vibration amplitude of the support member 220 is reduced; the left side and the right side of the lower end of the support member 220 are provided with inner buckled support member buckling pieces 228, the support member buckling pieces 228 are buckled and connected with the bottom assembly member buckling grooves 2603 on the bottom assembly member 2603, and the support member buckling pieces 228 are matched with the bottom assembly member buckling grooves 2603, so that the stable connection between the support member 220 and the base 300 is realized, and the unstable assembly caused by the vibration of the support member 220 is avoided.

The outer side of the bottom assembly member 260 is provided with an inward concave gasket inner groove 2601, the first gasket 261 is sleeved in the gasket inner groove 2601, and the bottom assembly member 260 is contacted with the inner wall of the shell 210 through the first gasket 261; a gasket platform 2602 is arranged on the outer side of the bottom assembly member 260, the second gasket 262 is sleeved on the periphery of the gasket platform 2602, and the bottom assembly member 260 is contacted with the bottom end of the shell 210 through the second gasket 262; the bottom of the inner side of the bottom fitting 260 is provided with a third gasket 263.

As shown in fig. 9, the outer side of the brush head assembly 270 is provided with a brush head assembly fastener 271, the inner side of the bottom of the brush head 100 is provided with a brush head fastener groove 120, and the brush head assembly fastener 271 is internally fastened in the brush head fastener groove 120.

As shown in fig. 10 to 13, the brush head 100 includes a plurality of replacement heads (in this embodiment, the replacement heads include a first replacement head 101, a second replacement head 102, a third replacement head 103, and a fourth replacement head 104), the bristle mounting holes 110 on different replacement heads are distributed at different positions and in different numbers, and the bristles with different functions are mounted by the different distribution of the bristle mounting holes 110, so as to achieve the effect of brushing teeth of different users with different replacement heads.

As shown in fig. 14 and 15, the base 300 includes a base upper cover 310, a base lower cover 320, and an electromagnetic assembly 330 disposed between the base upper cover 310 and the base lower cover 320, and the base 300 absorbs the handle 200 through the electromagnetic assembly 330 and supplies power to the handle. The base 300 is provided with an upwardly protruding fixing post 250, and the fixing post 250 is inserted into a fixing hole 2604 (see fig. 8) at the lower end of the bottom assembly 260, so that the base 300 is connected with the handle 200 in a matching manner.

Preferably, a connector lug 340 is arranged in the base 300, the connector lug 340 is clamped between the base upper cover 310 and the base lower cover 320, and the connector lug 340 is connected with an external connecting wire to realize the charging function.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

The above exemplary description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above manner, and various improvements made by the method concept and technical solution of the present invention or by directly applying the concept and technical solution of the present invention to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. An electric toothbrush comprises a brush head, a handle and a base, wherein the brush head is arranged above the handle, the base is arranged below the handle and charges the handle, and the electric toothbrush is characterized in that the handle comprises a shell, a supporting piece, a motor, a circuit board, a battery and a bottom assembly part, the supporting piece, the motor, the circuit board and the battery are all arranged in the shell, and the motor, the circuit board, the battery and the bottom assembly part are all assembled on the supporting piece;

2. The electric toothbrush according to claim 1, wherein a circuit board mounting platform is disposed at a front end of the supporting member, a circuit board fastener is disposed at a periphery of the circuit board mounting platform, and the circuit board is located at the circuit board mounting platform and connected to the circuit board fastener in a fastening manner.

3. The electric toothbrush according to claim 1, wherein a hollow motor fitting hole is formed at a rear side of an upper end of the supporting member, and the motor is fitted in the motor fitting hole.

4. The electric toothbrush according to claim 1, wherein a battery mounting platform is disposed on a rear side of a lower end of the supporting member, a battery fastener is disposed on a periphery of the battery mounting platform, and the battery is disposed on the battery mounting platform and connected to the battery fastener in a fastening manner.

5. The powered toothbrush as defined in claim 1, wherein the support member has a bottom support member at a lower end thereof, the bottom support member being in interference engagement with a support platform on the bottom fitting.

6. The electric toothbrush of claim 1, wherein the supporting member includes inner-fastening supporting member fasteners on left and right sides of the lower end of the supporting member, and the supporting member fasteners are fastened to the bottom assembly member fastening grooves of the bottom assembly member.

7. The electric toothbrush of claim 1, wherein the bottom fitting is provided at an outer side thereof with an inwardly recessed gasket inner groove, the first gasket being fitted in the gasket inner groove, the bottom fitting being in contact with an inner wall of the housing through the first gasket;

and a gasket platform is arranged on the outer side of the bottom assembly part, a second gasket is sleeved on the periphery of the gasket platform, and the bottom assembly part is contacted with the bottom end of the shell through the second gasket.

8. The electric toothbrush of claim 1, wherein the outer side of the brush head assembly is provided with a brush head assembly fastener, the inner side of the bottom of the brush head is provided with a brush head fastener groove, and the brush head assembly fastener is internally fastened in the brush head fastener groove.

9. The powered toothbrush as defined in claim 1, wherein the head includes a plurality of replacement heads, and the bristle mounting holes of different replacement heads are distributed at different positions and in different numbers.

10. The electric toothbrush according to claim 1, wherein the base is provided with an upwardly protruding fixing post, and the fixing post is inserted into a fixing hole at the lower end of the bottom assembly part, so that the base is connected with the handle in a matching manner.