CN213665903U - Multifunctional electric toothbrush - Google Patents

Abstract

The utility model discloses a multifunctional electric toothbrush, including handle, tooth brushing head and shower nozzle, the handle includes drive shaft and outlet pipe, and the drive shaft is hollow structure, and drive shaft selectively can dismantle with tooth brushing head or shower nozzle and be connected, the one end and the drive shaft intercommunication of outlet pipe, the other end be used for with outside water source intercommunication, the shower nozzle runs through and is equipped with exhalant canal, when the drive shaft can be dismantled with the shower nozzle and be connected, the one end and the exhalant canal intercommunication of outlet pipe are kept away from to the drive shaft. The utility model discloses a multi-functional electric toothbrush, when the handle is connected with the brush teeth head, electric toothbrush can be used for brushing teeth, and when the handle is connected with the shower nozzle, electric toothbrush then can be used for towards the tooth, has richened electric toothbrush's function, and convenience of customers uses, can utilize the drive shaft to directly communicate outlet pipe and exhalant canal moreover, makes electric toothbrush overall structure simple compact.

Description

Multifunctional electric toothbrush

Technical Field

The utility model relates to a toothbrush technical field especially relates to multi-functional electric toothbrush.

Background

In people's daily life, the toothbrush is one of indispensable articles for daily use, and along with the development of science and technology and the improvement of people's standard of living, the use of electric toothbrush is more and more common. The electric toothbrush is convenient to use, has better cleaning effect on teeth, and is widely popular among people. However, the existing electric toothbrush only has the function of brushing teeth and is single in function.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a multifunctional electric toothbrush, which is used for solving the problem of single function of the prior electric toothbrush.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a multi-functional electric toothbrush, includes handle, tooth brushing head and shower nozzle, the handle includes drive shaft and outlet pipe, the drive shaft is hollow structure, just drive shaft selectively with tooth brushing head perhaps the connection can be dismantled to the shower nozzle, the one end of outlet pipe with the drive shaft intercommunication, the other end are used for with outside water source intercommunication, the shower nozzle runs through and is equipped with exhalant canal, works as the drive shaft with when the connection can be dismantled to the shower nozzle, the drive shaft is kept away from the one end of outlet pipe with exhalant canal intercommunication.

In some embodiments, the water outlet pipe is located inside the handle, the driving shaft is of a hollow structure, one end of the driving shaft is communicated with the water outlet pipe, and the other end of the driving shaft extends into the water outlet channel and is communicated with the water outlet channel.

In some embodiments, the electric toothbrush further comprises a sealing ring disposed between the drive shaft and the inner wall of the water outlet channel.

In some embodiments, a step is concavely arranged on the inner wall of the water outlet channel, the sealing ring is installed in the step, an inner hole communicated with the water outlet channel is arranged in the sealing ring in a penetrating mode, and when the driving shaft is detachably connected with the spray head, one end of the driving shaft is inserted into the inner hole of the sealing ring.

In some embodiments, the bottom of the handle is provided with an end cover, and the end cover is provided with a through hole communicated with the water outlet pipe and a mounting groove communicated with the through hole.

In some embodiments, the electric toothbrush further comprises a water delivery assembly having one end inserted into the mounting groove and communicated with the through hole and the other end for communicating with an external water source.

In some embodiments, the water delivery assembly includes a first connector detachably mounted to the mounting groove, one end of the first connector is communicated with the through hole, and the other end of the first connector protrudes out of the mounting groove to be communicated with an external water source.

In some embodiments, the water delivery assembly further includes a water delivery pipe communicated with one end of the first connector away from the water outlet pipe, a second connector communicated with one end of the water delivery pipe away from the first connector, and a control valve installed on the second connector, and one end of the second connector away from the water delivery pipe is used for being communicated with an external water source.

In some embodiments, the handle further includes a housing having a receiving cavity, a motor disposed in the receiving cavity, a battery received in the receiving cavity and electrically connected to the motor, and a wireless charging module disposed in the receiving cavity for charging the battery, wherein the motor drives the driving shaft to reciprocate.

In some embodiments, the spray head is provided with a mounting bracket at an end facing the handle, the mounting bracket is provided with a receptacle for insertion of the drive shaft, and the drive shaft is inserted into the receptacle of the mounting bracket when the drive shaft is detachably connected to the spray head.

In some embodiments, the outer side wall of the driving shaft is provided with a first limiting part, and the inner wall of the jack is provided with a second limiting part which is matched with the first limiting part to form axial limitation on the spray head;

and/or, the lateral wall of drive shaft is equipped with first spacing face, the inner wall of jack be equipped with first spacing face cooperation is in order to the shower nozzle forms the spacing second spacing face of circumference.

The utility model provides a scheme, because multi-functional electric toothbrush includes detachable tooth brushing head and shower nozzle, when the handle is connected with tooth brushing head, the handle can pass through the motion of drive shaft drive tooth brushing head, makes electric toothbrush can be used for brushing teeth, and when the handle is connected with the shower nozzle, outside water source can get into inside the shower nozzle through the outlet pipe, makes electric toothbrush can be used for towards teeth, has richened electric toothbrush's function, and convenience of customers uses. And because the drive shaft is hollow structure, the drive shaft communicates outlet pipe and water outlet channel, consequently does not need additionally to set up the water pipe and communicates outlet pipe and water outlet channel for electric toothbrush simple structure is compact.

Drawings

Fig. 1 is a schematic structural view of a multifunctional electric toothbrush provided by an embodiment of the present invention;

FIG. 2 is a schematic view of the assembly of the handle, spray head and water delivery assembly shown in FIG. 1;

FIG. 3 is a schematic view of the handle and brush head assembly shown in FIG. 1;

FIG. 4 is a schematic cross-sectional view of the handle, spray head and water delivery assembly of FIG. 1 assembled together;

FIG. 5 is a cross-sectional schematic view of the handle shown in FIG. 4;

FIG. 6 is a cross-sectional view of the sprinkler head, mounting bracket, and seal ring shown in FIG. 4 assembled together;

fig. 7 is a partially enlarged schematic view of a portion a of fig. 1.

In the figure: 1. an electric toothbrush; 10. a handle; 20. a tooth brushing head; 30. a spray head; 40. a water delivery assembly; 50. a water outlet pipe; 31. a water outlet channel; 11. a housing; 12. a battery; 13. a motor; 14. a drive shaft; 15. a control key; 111. an accommodating cavity; 70. a mounting frame; 80. a seal ring; 41. a first connector; 42. a second connector; 43. a water delivery pipe; 44. a control valve; 16. an end cap; 161. mounting grooves; 162. a through hole; 141. a first limiting part; 142. a first limiting surface; 81. an inner bore; 71. and (4) inserting the jack.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Referring to fig. 1 to 7, an embodiment of the present invention provides a multifunctional electric toothbrush 1, including a handle 10, a toothbrush head 20, a nozzle 30 and a water delivery assembly 40, the handle 10 includes a water outlet pipe 50, the handle 10 is selectively detachably connected to the toothbrush head 20 or the nozzle 30, the nozzle 30 is provided with a water outlet channel 31 through, the water outlet pipe 50 is installed inside the handle 10, one end of the water delivery assembly 40 is communicated with the water outlet pipe 50, and the other end of the water delivery assembly is used for being communicated with an external water source, when the handle 10 is detachably connected to the nozzle 30, one end of the water outlet pipe 50 far away from the water delivery assembly 40 is communicated with the water outlet channel 31 of the nozzle 30, the external water source can enter the water outlet channel 31 of the nozzle 30 through the water delivery assembly 40 and the water outlet pipe 50, and then can be ejected through an outlet of the water. Therefore, when the handle 10 is detachably connected with the toothbrush head 20, the handle 10 can drive the toothbrush head 20 to move for brushing teeth, and when the handle 10 is detachably connected with the spray head 30 and the water delivery assembly 40, an external water source can enter the water outlet channel 31 in the spray head 30 through the water delivery assembly 40 and the water outlet pipe 50, so that the electric toothbrush 1 can be used for brushing teeth, and the electric toothbrush 1 has rich functions and is convenient for users to use. Of course, in practical application, the water sprayed from the spray head 30 is not limited to tooth washing, and may be used for cleaning other objects.

In some embodiments, the external water source is tap water, one end of the water delivery assembly 40 away from the water outlet pipe 50 is connected to a faucet, the tap water is opened, and the tap water can enter the water delivery assembly 40.

The handle 10 comprises a shell 11, a battery 12, a motor 13, a driving shaft 14, a control key 15 and a wireless charging module, wherein the shell 11 is provided with an accommodating cavity 111, a water outlet pipe 50 is accommodated in the accommodating cavity 111, the motor 13 and the wireless charging module are both electrically connected with the battery 12 and accommodated in the accommodating cavity 111, the wireless charging module is used for charging the battery 12, one end of the driving shaft 14 is connected with the motor 13, the other end of the driving shaft protrudes out of the shell 11 to be selectively detachably connected with a tooth brushing head 20 or a spray head 30, the control key 15 is installed on the shell 11, the control key 15 can control the starting and stopping of the motor 13, and the functions of adjusting tooth brushing force, selecting functions and the like are also achieved. When the driving shaft 14 is detachably coupled to the brush head 20, the motor 13 moves the brush head 20 through the driving shaft 14 to perform a brushing function.

The type of the motor 13 is not limited, and in the present embodiment, the motor 13 is an ultrasonic motor.

The driving shaft 14 is a hollow structure, and both ends of the driving shaft 14 protrude out of the motor 13, one end of the driving shaft 14 is communicated with the water outlet pipe 50, and when the driving shaft 14 is connected to the spray head 30, the other end of the driving shaft 14 is inserted into the water outlet passage 31 so as to be communicated with the water outlet passage 31. Because the driving shaft 14 is a hollow structure, it can play a role of communicating the water outlet pipe 50 with the water outlet channel 31, and therefore, it is not necessary to additionally arrange a water pipe to communicate the water outlet pipe 50 with the water outlet channel 31, so that the electric toothbrush 1 has a simple and compact structure.

The end of the spray head 30 facing the handle 10 is provided with a mounting frame 70, the mounting frame 70 is partially inserted into the spray head 30, the mounting frame 70 is provided with a jack 71 for inserting the driving shaft 14, the spray head 30 is detachably connected with the handle 10 through the mounting frame 70, the inner wall of the water outlet passage 31 is concavely provided with an annular step, a sealing ring 80 is installed in the annular step, two ends of the sealing ring 80 are respectively abutted against one end of the mounting frame 70 far away from the shell 11 and the annular step, the sealing ring 80 is provided with an inner hole 81 communicated with the water outlet passage 31 and the jack 71 in a penetrating manner, when the driving shaft 14 is connected with the spray head 30, one end of the driving shaft 14 passes through the jack 71 of the mounting frame 70 and then is inserted into the inner hole 81 of the sealing ring 80 so as to be communicated with the water outlet passage 31, and the driving shaft 14 is in, water can be prevented from flowing out from a gap between the drive shaft 14 and the inner wall of the water outlet passage 31, enhancing the sealing performance of the electric toothbrush 1.

The lateral wall of drive shaft 14 is equipped with first spacing portion 141 and first spacing face 142, be equipped with spacing portion of second and the spacing face of second on the inner wall of jack 71, after drive shaft 14 inserted jack 71, the cooperation of first spacing portion 141 and the spacing portion of second can prevent that shower nozzle 30 from moving along the relative handle 10 of the axial of drive shaft 14, it is spacing to form the axial to shower nozzle 30, the laminating of the spacing face of first spacing face 142 and second can prevent that shower nozzle 30 from rotating relative drive shaft 14, it is spacing to form circumference to shower nozzle 30.

In some embodiments, the first position-limiting portion 141 is a position-limiting groove concavely formed on the outer side wall of the driving shaft 14, the position-limiting groove is annular and disposed around the central axis of the driving shaft 14, the second position-limiting portion is a protrusion annularly disposed on the inner wall of the insertion hole 71, and the protrusion is automatically inserted into the position-limiting groove after the driving shaft 14 is inserted into the insertion hole 71, so as to form axial position limitation. It is understood that the first position-limiting portion 141 may be formed as a protrusion, and the second position-limiting portion may be formed as a position-limiting groove. Furthermore, in order to facilitate the protrusion to enter or exit from the retaining groove, the retaining groove may be configured to extend toward the central axis of the driving shaft 14 in a manner that the opening direction gradually decreases, so that the retaining groove forms two guiding inclined surfaces along both axial sides of the driving shaft 14, thereby facilitating the insertion or the exit of the protrusion.

In some embodiments, the first limiting surface 142 and the second limiting surface are both flat surfaces, and when the driving shaft 14 is inserted into the insertion hole 71, the first limiting surface 142 and the second limiting surface are attached together, so that the flat surface structure is simple, the manufacturing is convenient, and when the first limiting surface and the second limiting surface are attached together, the spray head 30 cannot rotate relative to the driving shaft 14 any more, and circumferential limitation can be formed. It will be appreciated that the circumferential stop for spray head 30 may also be provided by providing a curved surface or splines or the like.

The water delivery assembly 40 includes a first connector 41, a second connector 42, a water delivery pipe 43 and a control valve 44, wherein the bottom of the housing 11 (i.e. the end away from the toothbrush head 20 or the spray head 30) is provided with an end cover 16, the end cover 16 is provided with a mounting groove 161 and a through hole 162 which are communicated with each other, one end of the end cover 16 provided with the through hole 162 is inserted into one end of the water outlet pipe 50 away from the driving shaft 14, so that the through hole 162 is communicated with the water outlet pipe 50, the first connector 41 is mounted in the mounting groove 161, one end of the first connector 41 is located in the mounting groove 161 and communicated with the through hole 162 of the end cover 16, the other end protrudes out of the mounting groove 161 to be communicated with the water delivery pipe 43, one end of the water delivery pipe 43 away from the first connector 41 is connected with one end of the second connector 42, the other end of the second connector 42 is used for communicating with an external water, then enters the water outlet pipe 50 through the first connector 41 and the end cover 16, then the water in the water outlet pipe 50 enters the water outlet channel 31 through the driving shaft 14, and finally is sprayed out from the outlet of the water outlet channel 31, so as to form a complete water path, and the control valve 44 is installed on the second connector 42 for controlling the opening and closing of the water path and simultaneously controlling the flow rate of the water. Through setting up water delivery subassembly 40, make second connector 42 communicate outside water source, the user can use electric toothbrush 1 to wash the tooth, and convenience of customers uses.

In some embodiments, the first connector 41 is removably connected to the end cap 16, so that the water delivery assembly can be removed from the handle 10 when the tooth rinsing function of the electric toothbrush 1 is not required, thereby providing more convenience to the user and better protecting the water delivery assembly 40 for a longer service life.

The connection mode of the tooth brushing head 20 and the driving shaft 14 is not limited, for example, a connecting hole for inserting the driving shaft 14 can be formed in the tooth brushing head 20, a third limiting surface matched with the first limiting surface and a protrusion matched with a limiting groove are arranged at the corresponding position of the inner wall of the connecting hole, so that after the driving shaft 14 is inserted into the connecting hole, the protrusion is automatically inserted into the limiting groove, the two limiting surfaces are attached to each other, the tooth brushing head 20 can not move relative to the driving shaft 14, and the driving shaft 14 can drive the tooth brushing head 20 to move when moving.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims (10)

1. The utility model provides a multi-functional electric toothbrush, its characterized in that, includes handle, tooth brushing head and shower nozzle, the handle includes drive shaft and outlet pipe, the drive shaft is hollow structure, just the drive shaft selectively with tooth brushing head perhaps the connection can be dismantled to the shower nozzle, the one end of outlet pipe with the drive shaft intercommunication, the other end are used for with outside water source intercommunication, the shower nozzle runs through and is equipped with exhalant canal, works as the drive shaft with when the connection can be dismantled to the shower nozzle, the drive shaft is kept away from the one end of outlet pipe with exhalant canal intercommunication.

2. The multi-functional electric toothbrush of claim 1, further comprising a sealing ring disposed between the drive shaft and the inner wall of the water outlet channel.

3. The multi-functional electric toothbrush according to claim 2, wherein the inner wall of the water outlet passage is concavely provided with a step, the sealing ring is installed in the step, the sealing ring is provided with an inner hole communicated with the water outlet passage in a penetrating manner, and when the driving shaft is detachably connected with the nozzle, one end of the driving shaft is inserted into the inner hole of the sealing ring.

4. The multifunctional electric toothbrush according to claim 1, wherein an end cap is provided at a bottom of the handle, the end cap being provided with a through hole communicating with the outlet pipe and a mounting groove communicating with the through hole.

5. The multifunctional electric toothbrush according to claim 4, further comprising a water delivery member having one end inserted into the mounting groove and communicated with the through hole and the other end for communication with an external water source.

6. The multi-functional electric toothbrush according to claim 5, wherein the water delivery assembly includes a first connector detachably mounted to the mounting groove, one end of the first connector communicating with the through hole and the other end protruding out of the mounting groove for communicating with an external water source.

7. The multifunctional electric toothbrush according to claim 6, wherein the water delivery assembly further comprises a water delivery pipe communicated with one end of the first connector away from the water outlet pipe, a second connector communicated with one end of the water delivery pipe away from the first connector, and a control valve installed on the second connector, wherein one end of the second connector away from the water delivery pipe is used for being communicated with an external water source.

8. The multi-functional electric toothbrush according to any one of claims 1 to 7, wherein the handle further comprises a housing provided with a receiving cavity, a motor provided in the receiving cavity, a battery received in the receiving cavity and electrically connected to the motor, and a wireless charging module provided in the receiving cavity for charging the battery, the motor driving the driving shaft to reciprocate.

9. The multi-function electric toothbrush according to claim 8, wherein the head is provided with a mounting bracket at an end thereof facing the handle, the mounting bracket being provided with a receptacle for insertion of the driving shaft, the driving shaft being inserted into the receptacle of the mounting bracket when the driving shaft is detachably coupled with the head.

10. The multi-functional electric toothbrush according to claim 9, wherein an outer side wall of the driving shaft is provided with a first stopper portion, and an inner wall of the insertion hole is provided with a second stopper portion cooperating with the first stopper portion to axially stopper the head;

and/or, the lateral wall of drive shaft is equipped with first spacing face, the inner wall of jack be equipped with first spacing face cooperation is in order to the shower nozzle forms the spacing second spacing face of circumference.

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