CN218356428U

CN218356428U - Oral cleaning device and handle thereof

Info

Publication number: CN218356428U
Application number: CN202222091017.5U
Authority: CN
Inventors: 李俊辉; 孟凡迪
Original assignee: Shenzhen Sushi Technology Co Ltd
Current assignee: Shenzhen Sushi Technology Co Ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-01-24
Anticipated expiration: 2032-08-05

Abstract

The utility model provides an oral cleaning device and handle thereof. The handle of the oral cleaning device comprises: the sound wave motor comprises a motor body and a power output shaft, wherein the power output shaft is provided with an axial channel parallel to an output axis, and a first inlet and a first outlet which are communicated with the axial channel; the shell comprises a machine core mounting part and a water tank, wherein the machine core mounting part and the water tank are arranged side by side and extend along the axial direction of the power output shaft; a fluid mechanism extending in an axial direction of the power output shaft; the axial extension direction of the battery is consistent with the axial direction of the power output shaft, and the battery provides electric power for the sound wave motor and the fluid mechanism; the battery, the fluid mechanism and the sound wave motor are sequentially arranged in the machine core mounting part along the axial direction of the power output shaft. The technical scheme of the utility model oral cavity cleaning device's handle can rationally optimize handle structure, improves and grips the comfort level, improves user experience.

Description

Oral cleaning device and handle thereof

Technical Field

The utility model relates to an oral cavity cleaning technology field particularly, relates to an oral cavity cleaning device and handle thereof.

Background

Along with the improvement of living standard, the consciousness of people on oral care is gradually improved, and oral cleaning tools on the market are more and more diversified, wherein the tooth flushing device and the electric toothbrush become one of the necessary household appliances as the substitute of the traditional dental floss. Their basic working principle is that the pump body is used to pump water from water tank, and the high-pressure pulse water flow which is jetted several hundreds or even thousands times per minute is passed through the nozzle to clean food residue, dental bacteria cavity spot and massage gum in the gap between teeth, so that it can improve oral environment.

At present oral cavity cleaning device, handle structure arranges unreasonablely, leads to overall structure too thick easily, perhaps the problem of whole length overlength for user's comfort level reduces.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an oral cleaning equipment and handle thereof can rationally optimize handle structure, improves and grips the comfort level, improves user experience.

In order to achieve the above object, according to an aspect of the present invention, there is provided a handle of an oral cleaning device, comprising:

the sound wave motor comprises a motor body and a power output shaft, wherein the motor body is provided with an output axis extending along the power output direction; the power output shaft is a cylindrical body which extends along the output axis and penetrates through the motor body, the power output shaft is configured to be matched with the motor body and transmit the output power of the motor body, and the power output shaft is provided with an axial channel parallel to the output axis, and a first inlet and a first outlet which are communicated with the axial channel;

the shell extends along the axial direction of the power output shaft and forms a cylindrical structure with a hollow interior, and the shell comprises a machine core mounting part and a water tank which are arranged side by side and extend along the axial direction of the power output shaft;

a fluid mechanism extending in an axial direction of the power output shaft;

the axial extension direction of the battery is consistent with the axial direction of the power output shaft, and the battery provides electric power for the sound wave motor and the fluid mechanism;

the battery, the fluid mechanism and the sound wave motor are sequentially arranged in the machine core mounting part along the axial direction of the power output shaft;

water in the water tank is conveyed to the axial channel through the fluid mechanism and is sent out from the axial channel.

Furthermore, a tail cover is arranged at the bottom of the shell and is simultaneously plugged at the bottom of the machine core mounting part and the bottom of the water tank to seal the water tank, a tail passage is arranged on the tail cover, and the fluid mechanism is communicated with the water tank through the tail passage.

Furthermore, a sealing cover is arranged at the bottom of the machine core installation part, the sealing cover forms sealing for an inner cavity of the machine core installation part, a tail passage is formed between the sealing cover and the tail cover, a flow guide passage is arranged on the sealing cover, and the fluid mechanism is communicated with the tail passage through the flow guide passage.

Furthermore, a guide pipe extending towards the axial channel is arranged on the sealing cover, the flow guide channel is positioned in the guide pipe, the fluid mechanism is provided with a drainage pipe extending towards the flow guide channel, and the guide pipe is communicated with the drainage pipe through a connecting pipe.

Further, the connecting pipe is the hose, and the first end and the honeycomb duct of connecting pipe expand tight cooperation, and the second end and the drainage tube of connecting pipe expand tight cooperation.

Further, the fluid mechanism comprises a casing and a drainage structure, the drainage structure comprises a drainage tube and a connector, the drainage tube is located on the outer peripheral side of the casing, the connector is installed on the end face of the casing and communicated with the inner cavity of the casing, and the drainage tube is communicated with the connector.

Further, the fluid mechanism includes a housing and a fluid pump located within the housing, the housing including a fluid inlet and a fluid outlet, the fluid pump located between the fluid inlet and the fluid outlet, the fluid inlet communicating with the suction inlet of the fluid pump, the fluid outlet communicating with the pump outlet of the fluid pump.

Further, the fluid pump is a diaphragm pump.

Furthermore, an outlet end of the fluid mechanism is provided with a fluid infusion shaft, the fluid infusion shaft is provided with a fluid channel, the fluid channel is communicated with the fluid outlet, and the fluid infusion shaft is communicated with the power output shaft through a connecting piece.

Further, the movement installation part and the water tank are integrally formed, and the movement installation part and the water tank are spaced by the spacing plate.

According to another aspect of the utility model, an oral cleaning device is provided, including washing brush head and handle, wash the head and install on the handle to through power output shaft transmission power, this handle is foretell handle.

Use the technical scheme of the utility model, oral cavity cleaning device's handle falls into two parts with the casing, some is the core installation department for being used for installing the core, some is the water tank for being used for splendid attire water, two parts set up side by side, and make the core part that is located the core installation department set up along the axial series, thereby under the condition of the sectional area that does not increase the core installation department, can increase the axial length of handle, and then strengthen the axial length of water tank, make the water tank under the condition that adopts less cross-section, can have sufficient volume, arrange the core part fully rationally, make full use of core part's structural feature, carry out arranging of water tank structure, can enough realize the optimal design of core part, make the overall structure of core part compacter, also can make the water tank make full use of core part's overall structure characteristics, on the basis that the volume is sufficient, realize the cross-section miniaturization, and then make the structural arrangement of the casing that is formed by core and water tank combination more reasonable, can not make the overlength of handle, consequently, can make the overall structure be compacter, therefore, the overall structure is moderate in length, overall structure's thickness, can improve the user and grip the comfort level, improve the user and experience.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

figure 1 shows a schematic cross-sectional structural view of a handle of an oral cleaning device of an embodiment of the present invention;

FIG. 2 shows an enlarged schematic view of FIG. 1 at L;

figure 3 shows an enlarged, partial, schematic structural view of a handle of an oral cleaning device according to an embodiment of the present invention;

figure 4 shows an exploded view of the handle of the oral cleaning device of an embodiment of the present invention; and

figure 5 shows an exploded view of the handle of the oral cleaning device of an embodiment of the present invention.

Wherein the figures include the following reference numerals:

1. a sonic motor; 2. a motor body; 3. a power take-off shaft; 4. an axial channel; 5. a first inlet; 6. a first outlet; 7. a housing; 8. a movement mounting part; 9. a water tank; 10. a fluid mechanism; 11. a battery; 12. a tail cover; 13. a tail passage; 14. a sealing cover; 15. a flow guide pipe; 16. a drainage tube; 17. a connecting pipe; 18. a housing; 19. a connector; 20. a fluid inlet; 21. a fluid outlet; 22. a fluid pump; 23. a transfusion shaft; 24. a fluid channel; 25. a connecting member; 26. a partition plate.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-5 in combination, the present invention provides a handle for an oral cleaning device, comprising: the sound wave motor 1 comprises a motor body 2 and a power output shaft 3, wherein the motor body 2 is provided with an output axis extending along the power output direction; the power output shaft 3 is a cylindrical body extending along the output axis and penetrating through the motor body 2, the power output shaft 3 is configured to be matched with the motor body 2 and transmit the output power of the motor body 2, the power output shaft 3 is provided with an axial channel 4 parallel to the output axis, and a first inlet 5 and a first outlet 6 which are communicated with the axial channel 4; the casing 7 extends along the axial direction of the power output shaft 3 and forms a cylindrical structure with a hollow interior, the casing 7 comprises a machine core mounting part 8 and a water tank 9, and the machine core mounting part 8 and the water tank 9 are arranged side by side and extend along the axial direction of the power output shaft 3; a fluid mechanism 10 extending in the axial direction of the power output shaft 3; the axial extension direction of the battery 11 is consistent with the axial direction of the power output shaft 3, and the battery 11 provides power for the sound wave motor 1 and the fluid mechanism 10; the battery 11, the fluid mechanism 10 and the acoustic wave motor 1 are sequentially arranged in the machine core mounting part 8 along the axial direction of the power output shaft 3; the water in the water tank 9 is delivered to the axial passage 4 by the fluid mechanism 10 and sent out from the axial passage 4.

Oral cavity cleaning device's handle falls into two parts with casing 7, partly for the core installation department 8 that is used for installing the core, partly for the water tank 9 that is used for splendid attire water, two parts set up side by side, and make the core part that is located core installation department 8 set up along the axial series, thereby under the condition that does not increase the sectional area of core installation department 8, can increase the axial length of handle, and then increase the axial length of water tank 9, make water tank 9 under the condition that adopts less cross-section, can have sufficient volume, arrange the core part fully rationally, make full use of the structural feature of core part, carry out arranging of water tank 9 structure, can enough realize the optimal design of core part, make the overall structure of core part compacter, also can make water tank 9 make full use of the overall feature of core part, on the basis that the water yield is sufficient, realize the cross-section miniaturization, and then make the structural arrangement of casing 7 that is formed by core 8 and water tank 9 combination more reasonable, overlength can not make the overall structure of handle more compact, consequently, overall structure's length is moderate, overall structure's thickness can effectively be improved, user experience improves the comfort level.

In one embodiment, the bottom of the housing 7 is provided with a tail cover 12, the tail cover 12 is simultaneously sealed at the bottom of the movement mounting part 8 and the water tank 9 and forms a seal with the water tank 9, a tail passage 13 is arranged on the tail cover 12, and the fluid mechanism 10 is communicated with the water tank 9 through the tail passage 13.

In this embodiment, by providing the tail cover 12 at the tail of the housing 7, the bottom of the water tank 9 can be sealed by the tail cover 12, and the bottom of the water tank 9 can be conveniently opened, so that the inside of the water tank 9 can be cleaned, or water can be added into the water tank 9. The tail cover 12 is matched with the machine core installation part 8 and the water tank 9 in a clamping mode and the like, the disassembly structure is simpler, and the operation is more convenient.

In addition, the tail cover 12 is arranged, so that water in the water tank 9 can be conveniently led out, the water in the water tank 9 can flow into the side of the movement mounting part 8, the water in the water tank 9 can be conveniently sent into the fluid mechanism 10 in the movement mounting part 8, and liquid conveying is achieved. The tail passage 13 can be arranged in the tail cover 12 or directly arranged on the end face of the tail cover 12 facing the machine core, one end of the tail passage 13 is communicated with the inside of the water tank 9, and the other end of the tail passage forms a water outlet passage.

In one embodiment, a sealing cover 14 is arranged at the bottom of the movement mounting part 8, the sealing cover 14 forms a seal for an inner cavity of the movement mounting part 8, a tail passage 13 is formed between the sealing cover 14 and the tail cover 12, a flow guide passage is arranged on the sealing cover 14, and the fluid mechanism 10 is communicated with the tail passage 13 through the flow guide passage.

In this embodiment, be provided with sealed lid 14 in the bottom of core installation department 8, form sealing connection between the lateral wall of sealed lid 14 and core installation department 8, can separate the inner space of core installation department 8 and the delivery port of tail-hood 12, avoid water to enter into the inner space of core installation department 8, cause the damage to the core part that is located core installation department 8. In this embodiment, through setting up sealed lid 14, can enough realize sealed to core installation department 8, can also conveniently realize the installation of the core part in the core installation department 8, because for sealed cooperation between the inner wall of sealed lid 14 and core installation department 8, consequently the water in the water tank 9 flows out through tail passageway 13, when entering into the space between sealed lid 14 and the tail-hood 12, can't enter into the inner space of core installation department 8, has improved the security of core part. In order to feed water into the fluid mechanism 10 without affecting other movement components, in the embodiment, a flow guide channel is arranged on the sealing cover 14, the fluid mechanism 10 is in sealing fit with the flow guide channel, and the fluid mechanism is communicated with the tail channel 13 through the flow guide channel. Water flows out of the water tank 9, enters the flow guide channel through the tail channel 13, and then enters the fluid mechanism 10 through the flow guide channel, and in the process, the water flows along the set pipeline and cannot reach other positions, so that the flow path of the water is more controllable, and the safety is higher.

In one embodiment, the sealing cover 14 is provided with a guide tube 15 extending toward the axial passage 4, the guide passage is located inside the guide tube 15, the fluid mechanism 10 is provided with a drainage tube 16 extending toward the guide passage, and the guide tube 15 and the drainage tube 16 are communicated through a connection tube 17.

In this embodiment, honeycomb duct 15 and drainage tube 16 all extend along power output shaft 3's axial, and both extend in opposite directions, and connecting pipe 17 need not to take place to buckle or only need less buckle just can realize connection between them, can conveniently carry out the connection between the two through connecting pipe 17 more, reduces the connection degree of difficulty.

In this embodiment, sealed lid 14 realizes being connected with drainage tube 16 through honeycomb duct 15 and connecting pipe 17 on it, when water tank 9 is opened to needs, can directly demolish tail-hood 12 from the afterbody, sealed lid 14 still seals on the inner wall of core installation department 8 this moment, can directly utilize passageway after tail-hood 12 opens to wash water tank 9, whole abluent in-process, rivers are because the blockking of sealed lid 14, can't enter into in the core installation department 8, the inside waterproof performance and the security of core installation department 8 have been guaranteed, make the wholeness ability of handle better.

In one embodiment, the connection pipe 17 is a flexible pipe, a first end of the connection pipe 17 is in expansion fit with the draft tube 15, and a second end of the connection pipe 17 is in expansion fit with the draft tube 16. In this embodiment, the connecting pipe 17 is in expansion fit with the draft tube 15 and the draft tube 16, so that the sealing connection effect between the connecting pipe 17 and the draft tube 15 and between the connecting pipe 17 and the draft tube 16 can be ensured, and the connection strength and the sealing performance can be ensured by utilizing the expansion deformation effect of the hose. Because the connecting pipe 17 is a hose, the internal mounting structure of the connecting pipe 17 in the machine core mounting part 8 is more flexible, avoidance can be conveniently realized, and the applicability is better. In order to further improve the connection stability and the sealing effect between the connection pipe 17 and the draft tube 15 and between the connection pipe 17 and the draft tube 16, the peripheries of the draft tube 15 and the draft tube 16 can be provided with annular limiting grooves, when the connection pipe 17 is sleeved outside the draft tube 15 and the draft tube 16, a hoop or a bandage and the like can be arranged in the annular limiting grooves, and the connection pipe 17 is bound or clamped in the annular limiting grooves.

In one embodiment, the connecting tube 17 is a rigid connecting tube. When the connecting pipe 17 is a rigid connecting pipe, the structure of the connecting pipe 17 can be set according to the relative position of the draft tube 15 and the draft tube 16 and the internal installation structure of the movement installation part 8, and when the connecting pipe 17 is connected, the connecting sealing between the connecting pipe 17 and the draft tube 15 and the draft tube 16 can be directly realized in a splicing and fixing mode.

In one embodiment, the fluid mechanism 10 includes a housing 18 and a drainage structure, the drainage structure includes a drainage tube 16, the drainage structure further includes a connector 19, the drainage tube 16 is located on the outer periphery of the housing 18, the connector 19 is installed on the end surface of the housing 18 and is communicated with the inner cavity of the housing 18, and the drainage tube 16 is communicated with the connector 19.

The drainage structure and the casing 18 can be of an integrated structure or a split structure. In this embodiment, adopt split type structure between drainage structure and the casing 18, can divide the structure of fluid mechanism 10 according to function and structure, reduce the processing degree of difficulty, improve machining efficiency, reduce the processing cost. In addition, the drainage structure adopts a split structure, the position of the drainage tube 16 can be conveniently adjusted, and the drainage tube 16 and the drainage tube 15 can be more conveniently connected.

In this embodiment, the drainage tube 16 is connected to the connector 19 to form a U-shaped structure, and the drainage tube 16 extends to the outside of the housing 18 by using the lateral connection portion of the connector 19, so that the drainage tube 16 can be located at the outer peripheral side of the housing 18, and the connection with the drainage tube 15 can be more conveniently achieved.

In one embodiment, the fluid mechanism 10 includes a housing 18 and a fluid pump 22 located within the housing 18, the housing 18 including a fluid inlet 20 and a fluid outlet 21, the fluid pump 22 located between the fluid inlet 20 and the fluid outlet 21, the fluid inlet 20 in communication with a suction inlet of the fluid pump 22, and the fluid outlet 21 in communication with a pump outlet of the fluid pump 22.

In this embodiment, the fluid pump 22 is capable of providing power for the flow of water, facilitating the pumping of water from the water tank 9 into the axial passage 4 of the power take-off shaft 3 and out through the axial passage 4. This kind of structure make full use of the inner structure of core installation department 8, utilized the power output shaft 3 that is located motor body 2 simultaneously to form fluid passage, need not to increase extra pipe water guide, the structural assembly is simpler, and the structure is compacter, and the structural component still less, the cost is lower, can not increase the whole volume of handle moreover, and it is higher to grip the travelling comfort.

In one embodiment, the fluid pump 22 is a diaphragm pump, which is simple in construction, easy to install, and has few wearing parts. The fluid pump 22 may also be a centrifugal or gear pump.

In one embodiment the outlet end of the fluid mechanism 10 is provided with an infusion shaft 23, the infusion shaft 23 is provided with a fluid channel 24, the fluid channel 24 is in communication with the fluid outlet 21, and the infusion shaft 23 is in communication with the power take-off shaft 3 via a connection 25. In the embodiment, the liquid feeding shaft 23 and the power output shaft 3 are arranged in a staggered mode, namely the central axes of the liquid feeding shaft 23 and the power output shaft 3 are not coaxial, and the fluid passage of the liquid feeding shaft 23 is communicated with the first inlet 5 of the power output shaft 3 through the connecting piece 25. The connecting piece 25 is provided with a Z-shaped communication channel, so that the installation, the positioning and the communication between the connecting piece and the transfusion shaft 23 and the power output shaft 3 are conveniently realized. In this embodiment, the connecting member 25 is directly installed and positioned by the infusion shaft 23 and the power output shaft 3 without an additional installation and positioning structure, so that the overall structure is simpler, and the communication between the infusion shaft 23 and the power output shaft 3 can be conveniently and rapidly realized.

In one embodiment, the cartridge mount 8 and the water tank 9 are integrally formed, and the cartridge mount 8 and the water tank 9 are spaced apart by a spacer 26. The movement mounting part 8 and the water tank 9 are integrally formed, so that the whole structure is more compact, the structural strength is better, the sealing performance is better, and the appearance structure which can meet the requirements can be obtained.

According to the utility model discloses an embodiment, oral cavity cleaning device is including washing brush head and handle, washes that the head is installed on the handle to transmit power through power output shaft 3, the handle is foretell handle.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. A handle for an oral cleaning device, comprising:

the sound wave motor (1) comprises a motor body (2) and a power output shaft (3), wherein the motor body (2) is provided with an output axis extending along a power output direction; the power output shaft (3) is a cylindrical body which extends along the output axis and penetrates through the motor body (2), the power output shaft (3) is configured to be matched with the motor body (2) and transmit the output power of the motor body (2), and the power output shaft (3) is provided with an axial channel (4) which is parallel to the output axis and a first inlet (5) and a first outlet (6) which are communicated with the axial channel (4);

the shell (7) extends along the axial direction of the power output shaft (3) and forms a cylindrical structure with a hollow interior, the shell (7) comprises a machine core mounting part (8) and a water tank (9), and the machine core mounting part (8) and the water tank (9) are arranged side by side and extend along the axial direction of the power output shaft (3);

a fluid mechanism (10) extending in an axial direction of the power output shaft (3);

a battery (11), wherein the axial extension direction of the battery (11) is consistent with the axial direction of the power output shaft (3), and the battery (11) provides power for the sound wave motor (1) and the fluid mechanism (10);

the battery (11), the fluid mechanism (10) and the sound wave motor (1) are sequentially arranged in the movement mounting part (8) along the axial direction of the power output shaft (3);

the water in the water tank (9) is conveyed to the axial channel (4) through the fluid mechanism (10) and is sent out from the axial channel (4).

2. The handle according to claim 1, wherein the bottom of the shell (7) is provided with a tail cover (12), the tail cover (12) is simultaneously sealed at the bottom of the movement mounting part (8) and the water tank (9) and forms a seal for the water tank (9), a tail passage (13) is arranged on the tail cover (12), and the fluid mechanism (10) is communicated with the water tank (9) through the tail passage (13).

3. The handle according to claim 2, wherein a sealing cover (14) is arranged at the bottom of the movement mounting part (8), the sealing cover (14) forms a seal for an inner cavity of the movement mounting part (8), the tail passage (13) is formed between the sealing cover (14) and the tail cover (12), a flow guide passage is arranged on the sealing cover (14), and the fluid mechanism (10) is communicated with the tail passage (13) through the flow guide passage.

4. The handle according to claim 3, wherein the sealing cover (14) is provided with a flow guide tube (15) extending towards the axial passage (4), the flow guide passage being located within the flow guide tube (15), the fluid mechanism (10) being provided with a drainage tube (16) extending towards the flow guide passage, the flow guide tube (15) and the drainage tube (16) being in communication by means of a connection tube (17).

5. The handle according to claim 4, wherein the connecting tube (17) is a hose, a first end of the connecting tube (17) is in expanded fit with the draft tube (15), and a second end of the connecting tube (17) is in expanded fit with the draft tube (16).

6. The handle according to claim 4, wherein the fluid mechanism (10) comprises a housing (18) and a drainage structure, the drainage structure comprises the drainage tube (16), the drainage structure further comprises a connector (19), the drainage tube (16) is located on the outer peripheral side of the housing (18), the connector (19) is installed on the end face of the housing (18) and is communicated with the inner cavity of the housing (18), and the drainage tube (16) is communicated with the connector (19).

7. The handle according to any one of claims 1 to 6, wherein the fluid mechanism (10) comprises a housing (18) and a fluid pump (22) located within the housing (18), the housing (18) comprising a fluid inlet (20) and a fluid outlet (21), the fluid pump (22) being located between the fluid inlet (20) and the fluid outlet (21), the fluid inlet (20) being in communication with a suction inlet of the fluid pump (22), the fluid outlet (21) being in communication with a pump outlet of the fluid pump (22).

8. The handle according to claim 7, wherein the fluid pump (22) is a diaphragm pump.

9. The handle according to claim 7, wherein the outlet end of the fluid mechanism (10) is provided with a feeding shaft (23), the feeding shaft (23) is provided with a fluid channel (24), the fluid channel (24) is communicated with the fluid outlet (21), and the feeding shaft (23) is communicated with the power take-off shaft (3) through a connector (25).

10. The handle according to any of claims 1 to 6, wherein the cartridge mount (8) and the water tank (9) are integrally formed, the cartridge mount (8) and the water tank (9) being spaced apart by a spacer plate (26).

11. An oral cleaning device comprising a brush head mounted on a handle and transmitting power through a power take-off shaft (3), and a handle according to any one of claims 1 to 10.