CN218305196U

CN218305196U - Electric toothbrush

Info

Publication number: CN218305196U
Application number: CN202221326639.5U
Authority: CN
Inventors: 王包承; 朱炳辉; 杨伟荣
Original assignee: Zhongshan Youkai Health Technology Co ltd
Current assignee: Zhongshan Youkai Health Technology Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2023-01-17
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses an electric toothbrush, include: the brush head is provided with brush bristles, a water outlet hole and a water inlet channel communicated with the water outlet hole; the brush handle component is internally provided with a water delivery channel and a water delivery pump, and the water outlet end of the water delivery channel can be communicated with the water inlet end of the water inlet channel; wherein, be provided with the switching structure between the delivery pump's the delivery port of the end of intaking of water delivery passageway, switching structure is used for making the delivery to the delivery passageway in two adjacent unit time discharge keep unanimous. Compared with the water flow instability in unit time caused by easy folding of the hose in the prior art, the water flow instability in unit time is caused, in the technical scheme, the switching structure is arranged between the water outlet of the water delivery pump and the water inlet end of the water delivery channel, the switching structure enables the water flow in two adjacent unit times conveyed to the water delivery channel to be kept consistent, the water delivery is more smooth, the electric toothbrush is kept to have enough water pressure, and the better cleaning effect is provided.

Description

Electric toothbrush

Technical Field

The utility model relates to an electric toothbrush correlation technique field, in particular to an electric toothbrush.

Background

In the prior art, electric toothbrushes comprise a head and a handle assembly removably connected to the head. In order to improve the cleaning effect, a water inlet channel communicated with the water outlet hole is arranged on the brush head, a water delivery channel and a water delivery pump are arranged on the brush handle assembly, the water outlet end of the water delivery channel can be communicated with the water inlet end of the water inlet channel, and the water outlet end of the water delivery pump is communicated with the water inlet end of the water delivery channel through a hose. However, in the structure, when the water conveying pipe is communicated with the water conveying channel through the hose, the hose is easily folded, so that the water flow between the hose and the water conveying channel is influenced, the water conveying is not smooth, and the water pressure is reduced to cause poor water outlet effect.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an electric toothbrush, electric toothbrush water delivery is smooth and easy, and water pressure is stable.

According to the utility model discloses electric toothbrush, include: the brush head is provided with brush hair, a water outlet hole and a water inlet channel communicated with the water outlet hole; the brush handle assembly is internally provided with a water delivery channel and a water delivery pump, and the water outlet end of the water delivery channel can be communicated with the water inlet end of the water inlet channel; the water delivery device comprises a water delivery channel, a water inlet end of the water delivery channel and a water outlet end of the water delivery pump, wherein a switching structure is arranged between the water inlet end of the water delivery channel and the water outlet end of the water delivery pump, and the switching structure is used for enabling water flow conveyed to two adjacent water delivery channels in unit time to be consistent.

According to the utility model discloses electric toothbrush has following beneficial effect at least: compared with the water flow instability in unit time caused by easy folding of the hose in the prior art, the water flow instability in unit time is caused, in the technical scheme, the switching structure is arranged between the water outlet of the water delivery pump and the water inlet end of the water delivery channel, the switching structure enables the water flow in two adjacent unit times conveyed to the water delivery channel to be kept consistent, the water delivery is more smooth, the electric toothbrush is kept to have enough water pressure, and the better cleaning effect is provided.

In some embodiments of the present invention, the switching structure includes: one end of the first hose is communicated with a water outlet of the water delivery pump; the first connector comprises a first pipe body and a second pipe body communicated with the first pipe body, the first pipe body is communicated with the water inlet end of the water delivery channel, and the other end of the first hose is communicated with the second pipe body; the central line of the first pipe body and the central line of the second pipe body form a set included angle, and the central line of the partial area on the first hose close to the second pipe body is overlapped with the central line of the second pipe body.

According to some embodiments of the invention, the set angle is a right angle, and the first pipe body and the second pipe body are configured as an integral structure.

According to some embodiments of the present invention, a first water passing joint is disposed at a water inlet end of the water delivery channel, the first pipe body is connected to the first water passing joint in an inserting manner, and the second pipe body is connected to the first hose in an inserting manner; the outer wall of the first pipe body is provided with a first inverted tooth part matched with the first water passing joint, and the outer wall of the second pipe body is provided with a second inverted tooth part matched with the first hose.

According to some embodiments of the present invention, the brush holder assembly comprises a housing and a mounting bracket disposed in the housing, the water delivery pump is disposed on the mounting bracket, the water inlet end of the water delivery channel is located at one side of the upper end of the water delivery pump, the water outlet of the water delivery pump is located at the lower end of the water delivery pump, and the water inlet end of the water delivery channel and the water outlet of the water delivery pump are both arranged downward; the water delivery device is characterized in that a water channel is arranged on the mounting support, one end of the water channel is communicated with a water outlet of the water delivery pump through a second water passing connector, and the other end of the water channel is arranged upwards and communicated with the first hose.

According to some embodiments of the present invention, the waterway channel includes a first channel and a second channel communicated with the first channel, the water outlet of the water delivery pump is communicated with the first channel, and the first hose is communicated with the second channel; wherein the first channel and the first tube are arranged with their centerlines parallel, and the second channel and the second tube are arranged with their centerlines parallel.

According to some embodiments of the utility model, still be provided with in the casing install in driving motor on the installing support, driving motor's transmission shaft set up in the outside of casing and with brush head detachably connects driving motor with when the brush head is connected, can make the water delivery passageway go out the water end with the end of intaking passageway is linked together.

According to some embodiments of the utility model, driving motor is located one side of water delivery pump upper end, the water inlet of water delivery pump is located the lower extreme of water delivery pump, just the delivery port of water delivery pump with the water inlet homonymy of water delivery pump is arranged.

According to some embodiments of the invention, the axis of the water delivery channel coincides with the axis of the drive shaft of the drive motor.

According to some embodiments of the present invention, a control main board and a storage battery electrically connected to the control main board are further disposed in the housing, and the driving motor and the water delivery pump are both electrically connected to the control main board; the control main board is located on the upper portion of the shell, the storage battery is located on the lower portion of the shell, and the storage battery is located below the water delivery pump.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

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 structural view of an electric toothbrush according to an embodiment of the present invention;

fig. 2 is a first perspective cross-sectional view of the electric toothbrush in accordance with the embodiment of the present invention;

FIG. 3 is an enlarged schematic view at A in FIG. 2;

FIG. 4 is a second perspective cross-sectional view of the electric toothbrush of the present invention;

FIG. 5 is an enlarged schematic view at B in FIG. 4;

FIG. 6 is a schematic structural diagram of a driving motor, a water delivery pump and a switching structure;

FIG. 7 is an exploded view of FIG. 6;

fig. 8 is an exploded view of the electric toothbrush according to the embodiment of the present invention;

reference numerals:

the toothbrush comprises a brush head 10, bristles 11, a water outlet hole 12 and a water inlet channel 13;

a brush holder component 20 and a shell 21;

the mounting bracket 22, the second water passing joint 23 and the charging receiving seat 24;

a water delivery channel 30, a first water passing joint 31 and a water delivery pump 40;

the adaptor 50, the first hose 51, the first connector 52, the first pipe 521, the first inverted tooth portion 5211, the second inverted tooth portion 5221, and the second pipe 522;

a water channel 60, a first channel 61, a second channel 62, a driving motor 70 and a transmission shaft 71;

control mainboard 81, battery 82, second connector 91, second hose 92.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does 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.

In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1 to 8, an electric toothbrush according to an embodiment of the present invention includes: a brush head 10 provided with bristles 11, a water outlet 12 and a water inlet channel 13 communicated with the water outlet 12; the brush handle component 20 is internally provided with a water delivery channel 30 and a water delivery pump 40, and the water outlet end of the water delivery channel 30 can be communicated with the water inlet end of the water inlet channel 13; wherein, a switching structure 50 is arranged between the water inlet end of the water delivery channel 30 and the water outlet of the water delivery pump 40, and the switching structure 50 is used for keeping the water flow in two adjacent units of time delivered to the water delivery channel 30 consistent.

According to the utility model discloses electric toothbrush, with among the prior art the easy fifty percent discount of hose lead to the discharge unstability in the unit interval to compare, among this technical scheme, through be provided with switching structure 50 between delivery port at water delivery pump 40 and water delivery channel 30's the end of intaking, switching structure 50 makes carry to water delivery channel 30's two adjacent discharge in the unit interval keep unanimous for the water delivery is more unblocked, it possesses sufficient water pressure to keep electric toothbrush, thereby provide better clean effect.

It is understood that, as shown in fig. 1 to 4 and 6 to 8, in some embodiments of the present invention, the adapting structure 50 includes: one end of the first hose 51 is communicated with the water outlet of the water delivery pump 40; the first connector 52 comprises a first pipe 521 and a second pipe 522 communicated with the first pipe 521, the first pipe 521 is communicated with the water inlet end of the water delivery channel 30, and the other end of the first hose 51 is communicated with the second pipe 522; a set angle is formed between the center line of the first pipe 521 and the center line of the second pipe 522, and the center line of a partial region of the first hose 51 close to the second pipe 522 coincides with the center line of the second pipe 522. Adopt above-mentioned structure, first hose 51 accessible first connector 52 is linked together with the end of intaking of water delivery passageway 30, because be provided with between first body 521 and the second body 522 and set for the contained angle, is favorable to avoiding first hose 51 fifty percent discount to make the water delivery more unblocked, keep electric toothbrush to possess sufficient water pressure, thereby provide better clean effect.

As shown in fig. 1 to 4, 6 and 7, in some embodiments of the present invention, the included angle is set to be a right angle, and the first pipe 521 and the second pipe 522 are configured as an integral structure, so that the structure is simple, the manufacturing is convenient, and the production cost is low. Of course, in some embodiments, the set angle may be adapted according to the relative installation positions of the water inlet end of the water delivery channel 30 and the water outlet of the water delivery pump 40, and is not limited herein.

In the present embodiment, the first connector 52 and the second connector 91 are made of rigid materials, so that the structural strength of the first connector 52 is good.

It is conceivable that, as shown in fig. 1 to 4 and 6 to 8, in some embodiments of the present invention, the water inlet end of the water delivery channel 30 is provided with a first water passing joint 31, the first pipe 521 is connected to the first water passing joint 31 in an inserting manner, and the second pipe 522 is connected to the first hose 51 in an inserting manner; a first inverted tooth portion 5211 engaged with the first water passing joint 31 is disposed on the outer wall of the first pipe body 521, and a second inverted tooth portion 5221 engaged with the first hose 51 is disposed on the outer wall of the second pipe body 522. Adopt above-mentioned structure, establish second body 522 through first hose 51 cover, first body 521 is located to first water tap 31's pot head, through first pawl portion 5211 and second pawl portion 5221 to improve the joint strength between first hose 51, first water tap 31 the two and the first connector 52, difficult pine takes off, and stability is better.

Specifically, as shown in fig. 2 to 7, in some embodiments of the present invention, the brush holder assembly 20 includes a housing 21 and a mounting bracket 22 disposed in the housing 21, the water delivery pump 40 is disposed on the mounting bracket 22, the water inlet end of the water delivery channel 30 is located at one side of the upper end of the water delivery pump 40, the water outlet of the water delivery pump 40 is located at the lower end of the water delivery pump 40, and the water inlet end of the water delivery channel 30 and the water outlet of the water delivery pump 40 are both arranged downward; a waterway channel 60 is arranged on the mounting bracket 22, one end of the waterway channel 60 is communicated with the water outlet of the water delivery pump 40 through the second water passing joint 23, and the other end of the waterway channel 60 is arranged upwards and is communicated with the first hose 51. With the above structure, the first hose 51 is kept close to the vertical state and is arranged in the housing 21, which is beneficial to avoiding the first hose 51 from being folded in half.

It is understood that, as shown in fig. 2 and fig. 4 to 8, in some embodiments of the present invention, the waterway passage 60 includes a first passage 61 and a second passage 62 communicated with the first passage 61, the water outlet of the water pump 40 is communicated with the first passage 61, and the first hose 51 is communicated with the second passage 62; the central lines of the first channel 61 and the first pipe 521 are arranged in parallel, and the central lines of the second channel 62 and the second pipe 522 are arranged in parallel, so that the structure is simple, the design is reasonable, and the first hose 51 can be matched with the first connector 52 and the waterway channel 60 conveniently.

It can be understood that, as shown in fig. 2 to 8, in some embodiments of the present invention, a driving motor 70 installed on the mounting bracket 22 is further disposed in the housing 21, a driving shaft 71 of the driving motor 70 is disposed outside the housing 21 and detachably connected to the brush head 10, and when the driving motor 70 is connected to the brush head 10, the water outlet end of the water delivery channel 30 is communicated with the water inlet end of the water inlet channel 13. When in use, the transmission shaft 71 is inserted and matched with the brush head 10, the structure is reasonable, and the operation is reliable.

As shown in fig. 2 to 7, in some embodiments of the present invention, the driving motor 70 is located at one side of the upper end of the water transfer pump 40, the water inlet of the water transfer pump 40 is located at the lower end of the water transfer pump 40, and the water outlet of the water transfer pump 40 and the water inlet of the water transfer pump 40 are arranged at the same side. Adopt above-mentioned structure, the inner space that can make full use of casing 21 arranges down through the water inlet with water delivery pump 40 for when supplying water in the water pump, can be favorable to shortening the water supply time.

It should be noted that, as shown in fig. 4, fig. 6 and fig. 7, in this embodiment, the bottom of the housing 21 is provided with a second connector 91 for allowing liquid to flow through, the water inlet of the water pump 40 is communicated with the second connector 91 through a second hose 92, and the second hose 92 is arranged perpendicular to the bottom of the housing 21.

As shown in fig. 2 to 8, in some embodiments of the present invention, the axis of the water delivery channel 30 coincides with the axis of the transmission shaft 71 of the driving motor 70. By adopting the structure, the electric toothbrush utilizes the transmission shaft 71 as the water delivery channel 30, simplifies the liquid delivery structure of the electric toothbrush, leads the structure of the electric toothbrush to be more compact, has high reliability and reduces the whole size.

The transmission shaft 71 has a hollow structure with both ends open, so that the transmission shaft 71 can be used as a carrier for the water delivery passage 30.

As shown in fig. 2, 4 and 8, in some embodiments of the present invention, a control main board 81 and a storage battery 82 electrically connected to the control main board 81 are further disposed in the housing 21, and the driving motor 70 and the water delivery pump 40 are both electrically connected to the control main board 81; the control main board 81 is located at the upper part of the housing 21, the storage battery 82 is located at the lower part of the housing 21, and the storage battery 82 is located below the water delivery pump 40, so that the structure is reasonable, and the internal space of the housing 21 is reasonably utilized.

It should be noted that, in this embodiment, the left side of the lower portion of the mounting bracket 22 can be used for installing the storage battery 82, and the right side of the lower portion of the mounting bracket 22 can be used for the second hose 92 to penetrate through and communicate with the second connector 91, so as to further reasonably utilize the internal space of the housing 21, which is beneficial to reducing the overall size and the diameter of the brush handle of the electric toothbrush, so as to facilitate the holding of a user and improve the experience of the user.

In the present embodiment, the housing 21 is provided with a charge receptacle 24 connected to the mounting bracket 22, and the charge receptacle 24 is electrically connected to the battery 82.

All possible combinations of the technical features in the above embodiments may not be described for the sake of brevity, but should be considered as being within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. An electric toothbrush, comprising:

the toothbrush head (10) is provided with bristles (11), a water outlet hole (12) and a water inlet channel (13) communicated with the water outlet hole (12);

the toothbrush handle component (20) is internally provided with a water delivery channel (30) and a water delivery pump (40), and the water outlet end of the water delivery channel (30) can be communicated with the water inlet end of the water inlet channel (13);

a switching structure (50) is arranged between the water inlet end of the water delivery channel (30) and the water outlet of the water delivery pump (40), and the switching structure (50) is used for keeping the water flow in two adjacent units of time delivered into the water delivery channel (30) consistent;

the adapter structure (50) comprises a first hose (51) and a first connector (52), and one end of the first hose (51) is communicated with a water outlet of the water delivery pump (40); the first connector (52) comprises a first pipe body (521) and a second pipe body (522) communicated with the first pipe body (521), the first pipe body (521) is communicated with the water inlet end of the water delivery channel (30), and the other end of the first hose (51) is communicated with the second pipe body (522); a set included angle is formed between the center line of the first pipe body (521) and the center line of the second pipe body (522), and the center line of a partial area, close to the second pipe body (522), of the first hose (51) is overlapped with the center line of the second pipe body (522).

2. The electric toothbrush according to claim 1, wherein the set angle is a right angle, and the first tube (521) and the second tube (522) are configured as a unitary structure.

3. The electric toothbrush according to claim 2, characterized in that a first water passing joint (31) is arranged at the water inlet end of the water delivery channel (30), the first pipe body (521) is connected with the first water passing joint (31) in a plug-in manner, and the second pipe body (522) is connected with the first hose (51) in a plug-in manner;

the outer wall of the first pipe body (521) is provided with a first inverted tooth portion (5211) matched with the first water passing joint (31), and the outer wall of the second pipe body (522) is provided with a second inverted tooth portion (5221) matched with the first hose (51).

4. The electric toothbrush according to claim 1, wherein the handle assembly (20) comprises a housing (21) and a mounting bracket (22) disposed in the housing (21), the water delivery pump (40) is disposed on the mounting bracket (22), the water inlet end of the water delivery channel (30) is located at one side of the upper end of the water delivery pump (40), the water outlet of the water delivery pump (40) is located at the lower end of the water delivery pump (40), and the water inlet end of the water delivery channel (30) and the water outlet of the water delivery pump (40) are both arranged downward;

a water channel (60) is arranged on the mounting support (22), one end of the water channel (60) is communicated with a water outlet of the water delivery pump (40) through a second water passing connector (23), and the other end of the water channel (60) is arranged upwards and communicated with the first hose (51).

5. The electric toothbrush according to claim 4, wherein the waterway channel (60) includes a first channel (61) and a second channel (62) communicating with the first channel (61), the water outlet of the water pump (40) communicates with the first channel (61), and the first hose (51) communicates with the second channel (62);

wherein the centerlines of the first channel (61) and the first pipe body (521) are arranged in parallel, and the centerlines of the second channel (62) and the second pipe body (522) are arranged in parallel.

6. The electric toothbrush according to claim 4, wherein a driving motor (70) is further disposed in the housing (21) and mounted on the mounting bracket (22), a driving shaft (71) of the driving motor (70) is disposed outside the housing (21) and detachably connected to the brush head (10), and when the driving motor (70) is connected to the brush head (10), the water outlet end of the water delivery channel (30) is communicated with the water inlet end of the water inlet channel (13).

7. The electric toothbrush according to claim 6, characterized in that the driving motor (70) is located at one side of the upper end of the water transfer pump (40), the water inlet of the water transfer pump (40) is located at the lower end of the water transfer pump (40), and the water outlet of the water transfer pump (40) and the water inlet of the water transfer pump (40) are arranged at the same side.

8. The electric toothbrush according to claim 7, characterized in that the axis of the water delivery channel (30) coincides with the axis of the drive shaft (71) of the drive motor (70).

9. The electric toothbrush according to claim 6, wherein a control main board (81) and a storage battery (82) electrically connected with the control main board (81) are further arranged in the housing (21), and the driving motor (70) and the water delivery pump (40) are both electrically connected with the control main board (81);

wherein the control main board (81) is positioned at the upper part of the shell (21), the storage battery (82) is positioned at the lower part of the shell (21), and the storage battery (82) is positioned below the water delivery pump (40).