CN213190234U

CN213190234U - Electric toothbrush handle

Info

Publication number: CN213190234U
Application number: CN202020960412.0U
Authority: CN
Inventors: 王洪桂
Original assignee: Dongguan Inwood Electronics Co ltd
Current assignee: Dongguan Inwood Electronics Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-05-14
Anticipated expiration: 2030-05-27

Abstract

The utility model belongs to the technical field of the toothbrush, especially, relate to an electric toothbrush handle, including the installing support, the switch, motor element, the drive shaft, the battery, the circuit board, shell and shockproof rubber piece, the installing support, motor element, the battery, in the shell was all located to circuit board and shockproof rubber piece, the switch located the shell side and with the inside intercommunication of shell, the switch, battery and motor element all with circuit board electric connection, the battery is installed in the bottom of installing support, motor element installs in the top of installing support, the one end and the installing support of shockproof rubber piece are connected, the other end and the motor element of shockproof rubber piece are connected. When the motor assembly works, the motor assembly transmits vibration to the driving shaft, so that the vibration of the driving shaft is realized; the motor assembly and the mounting bracket are separated by the shockproof rubber block, so that the shock generated by the mounting bracket due to the shock of the motor assembly can be reduced, and the shock of the handle of the electric toothbrush is reduced.

Description

Electric toothbrush handle

Technical Field

The utility model belongs to the technical field of the toothbrush, especially, relate to an electric toothbrush handle.

Background

The toothbrush is the most common tooth cleaning tool for people, is used for removing bacteria, tartar and fine sundries attached between teeth, can play a role in preventing periodontal diseases, protects the oral hygiene and tooth health of people, can prevent various diseases related to the teeth by cleaning the teeth, is various in the market, is one of electric toothbrushes, is an electric toothbrush, controls the positive and negative polarities of a motor by reversing a circuit control board through a single chip microcomputer, and accordingly a motor shaft of a driving motor rotates forward and backward quickly to drive a toothbrush head to clean the teeth.

In the electric toothbrush handle in the prior art, the motor can generate large vibration when running, if the motor vibrates and collides with the shell and the circuit control panel and the motor shaft also collides with the shell when rotating forward and backward quickly, large noise and vibration can be generated, and the use experience of a user is further influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric toothbrush handle aims at solving the electric toothbrush among the prior art and can influence user's use experience's technical problem because of the handle vibrations that the motor vibrations produced.

In order to achieve the above purpose, the embodiment of the utility model provides an electric toothbrush handle, which comprises a mounting bracket, a switch, a motor component, a driving shaft, a battery, a circuit board, a shell and a shockproof rubber block, the mounting bracket, the motor component, the battery, the circuit board and the shockproof rubber block are all arranged in the shell, the switch is arranged at the side end of the shell and communicated with the inside of the shell, the switch, the battery and the motor component are all electrically connected with the circuit board, the battery is arranged at the bottom of the mounting bracket, the motor component is arranged at the top of the mounting bracket, one end of the shockproof rubber block is connected with the mounting bracket, the other end of the shockproof rubber block is connected with the motor component, one end of the driving shaft is positioned in the motor assembly, and the other end of the driving shaft is exposed out of the shell.

Optionally, the motor assembly includes a motor support, a motor and an eccentric wheel, the motor is installed in the motor support, the eccentric wheel is installed in the motor support and connected to the bottom of the motor, one end of the driving shaft extends into the motor support, a first mounting groove is formed in the tail end of the motor support, and one end of the shockproof rubber block is clamped in the first mounting groove.

Optionally, the shockproof rubber block comprises a rubber block body, a first buckling part, a second buckling part and a gasket, the first buckling part and the second buckling part are respectively arranged at the upper end and the lower end of the rubber block body, the gasket is arranged on the rubber block body and close to the first buckling part, the first buckling part is arranged in a penetrating manner on the motor support and is in fit connection with the first mounting groove, the gasket is attached to the outside of the bottom of the motor support, and the second buckling part is connected with the mounting support.

Optionally, the projection of the gasket completely covers the projection of the motor mount.

Optionally, a second mounting groove is formed in the mounting bracket, and the second buckling portion penetrates through the mounting bracket and is connected with the second mounting groove in a matched manner.

Optionally, the first buckling part and the second buckling part are both arranged in a circular truncated cone shape.

Optionally, a waterproof rubber ring is sleeved on the driving shaft and located at the top of the motor support.

Optionally, a plurality of indicator lights arranged vertically are arranged on the housing, each indicator light is electrically connected with the circuit board, and each indicator light is located below the switch.

Optionally, a base for stably placing the electric toothbrush handle on a plane is connected to the bottom of the housing.

Optionally, a USB charging interface is arranged on the shell and electrically connected with the battery.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the electric toothbrush handle have one of following technological effect at least: the electric toothbrush handle provided by the embodiment of the utility model has the advantages that when the electric toothbrush handle is used, the switch is pressed, the circuit board is connected with the motor component due to the electric connection of the switch and the circuit board, the battery is electrically connected with the motor component, the battery supplies power for the circuit board and the motor component, so that the work of the motor component can be controlled through the switch, when the motor component works, the motor component generates vibration, and as one end of the driving shaft is connected with the motor component, the motor component transmits the vibration to the driving shaft, thereby realizing the vibration of the driving shaft; motor element installs on the installing support, and the both ends of rubber block that takes precautions against earthquakes respectively with motor element and installing support connection, when motor element work produced vibrations, the setting of rubber block that takes precautions against earthquakes can reduce the vibrations that make the installing support produce because motor element vibrations with motor element and installing support interval to reduce the vibrations of electric toothbrush handle.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of an electric toothbrush handle according to an embodiment of the present invention.

Fig. 2 is an exploded view of the electric toothbrush handle according to the embodiment of the present invention.

Fig. 3 is a schematic view of a partial structure of an electric toothbrush handle according to an embodiment of the present invention.

Fig. 4 is a schematic structural view of the anti-vibration rubber block of the electric toothbrush handle according to the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-mounting bracket 20-switch 30-motor assembly

31-motor bracket 32-motor 33-eccentric wheel

40-driving shaft 41-waterproof rubber ring 50-battery

60-circuit board 70-shell 71-indicator light

72-USB charging interface 73-base 80-shockproof rubber block

81-rubber block body 82-first buckling part 83-second buckling part

84-washer 311-first mounting groove.

Detailed Description

Reference will now be made in detail to 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 function throughout. The embodiments described below with reference to fig. 1-4 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In one embodiment of the present invention, as shown in fig. 1 to 4, there is provided an electric toothbrush handle, comprising a mounting bracket 10, a switch 20, a motor assembly 30, a driving shaft 40, a battery 50, a circuit board 60, a housing 70 and a vibration-proof rubber block 80, wherein the mounting bracket 10, the motor assembly 30, the battery 50, the circuit board 60 and the vibration-proof rubber block 80 are all disposed in the housing 70, the switch 20 is disposed at a side end of the housing 70 and is communicated with the inside of the housing 70, the switch 20, the battery 50 and the motor assembly 30 are all electrically connected to the circuit board 60, the battery 50 is mounted at the bottom of the mounting bracket 10, the motor assembly 30 is mounted at the top of the mounting bracket 10, one end of the vibration-proof rubber block 80 is connected to the mounting bracket 10, and the other end of the vibration-proof rubber block 80 is connected to the motor assembly 30, one end of the driving shaft 40 is located in the motor assembly 30, and the other end of the driving shaft 40 is exposed out of the housing 70.

Specifically, when the electric toothbrush handle provided by the embodiment of the utility model is used, the switch 20 is pressed, the switch 20 is electrically connected with the circuit board 60, the circuit board 60 is connected with the motor assembly 30, the battery 50 is electrically connected with the motor assembly 30, and the battery 50 supplies power to the circuit board 60 and the motor assembly 30, so that the work of the motor assembly 30 can be controlled through the switch 20, when the motor assembly 30 works, the motor assembly 30 generates vibration, and because one end of the driving shaft 40 is connected with the motor assembly 30, the motor assembly 30 transmits the vibration to the driving shaft 40, thereby realizing the vibration of the driving shaft 40; motor element 30 installs on installing support 10, and the both ends of rubber piece 80 that takes precautions against earthquakes are connected with motor element 30 and installing support 10 respectively, and when motor element 30 work produced vibrations, motor element 30 and installing support 10 interval are separated in the setting of rubber piece 80 that takes precautions against earthquakes, can reduce because motor element 30 vibrations and make the vibrations that installing support 10 produced to reduce the vibrations of electric toothbrush handle.

Further, the driving shaft 40 is adapted to various specifications of toothbrush heads on the market, and the motor assembly 30 is disposed at the top of the mounting bracket 10 to maximize the transmission of the vibration force generated by the motor assembly 30 to the toothbrush head connected to the driving shaft 40.

In another embodiment of the present invention, as shown in fig. 2 to 3, the motor assembly 30 includes a motor bracket 31, a motor 32 and an eccentric wheel 33, the motor 32 is installed in the motor bracket 31, the eccentric wheel 33 is installed in the motor bracket 31 and connected to the bottom of the motor 32, one end of the driving shaft 40 extends into the motor bracket 31, the end of the motor bracket 31 is provided with a first mounting groove 311, and one end of the anti-vibration rubber block 80 is clamped in the first mounting groove 311. Specifically, the motor bracket 31 is covered in the mounting bracket 10, the motor bracket 31 is not in contact with the mounting bracket 10, the motor bracket 31 is mounted on the mounting bracket 10 through the shockproof rubber block 80, wherein one end of the shockproof rubber block 80 penetrates through the bottom of the motor bracket 31 and is clamped in the first mounting groove 311; when the motor 32 works, the motor 32 drives the eccentric wheel 33 to rotate, the eccentric wheel 33 generates vibration when rotating, so that the motor bracket 31 vibrates together, the driving shaft 40 is connected with the motor bracket 31, the driving shaft 40 and the motor bracket 31 vibrate together, the shockproof rubber block 80 is connected with the motor bracket 31, the transmission of the vibration of the motor bracket 31 can be weakened, and the vibration of the mounting bracket 10 is greatly reduced. Wherein, the utility model discloses a motor 32 adopts coreless motor 32.

In another embodiment of the present invention, as shown in fig. 2 to 4, the anti-vibration rubber block 80 includes a rubber block body 81, a first fastening portion 82, a second fastening portion 83 and a washer 84, the first fastening portion 82 and the second fastening portion 83 are respectively disposed at the upper end and the lower end of the rubber block body 81, the washer 84 is disposed on the rubber block body 81 and close to the first fastening portion 82, the first fastening portion 82 is disposed through the motor bracket 31 and is cooperatively connected to the first mounting groove 311, the second fastening portion 83 is connected to the mounting bracket 10, and the washer 84 is attached to the outside of the bottom of the motor bracket 31. Specifically, first buckling part 82 wears to establish the bottom of motor support 31 and joint in first mounting groove 311, and second buckling part 83 joint in the second mounting groove, so make shockproof rubber block 80 difficult drop from motor support 31 and installing support 10, and rubber block body 81 supports motor support 31 in installing support 10 to the bottom laminating packing ring 84 of motor support 31 shakes when motor support 31, can weaken the transmission of vibrations through packing ring 84 and rubber block body 81, makes the vibrations of installing support 10 diminish.

In another embodiment of the present invention, as shown in fig. 2 to 4, the projection of the gasket 84 completely covers the projection of the motor bracket 31. Specifically, the gasket 84 is attached to the bottom of the motor bracket 31, and the cross-sectional area of the gasket 84 is larger than that of the motor bracket 31, so that the gasket 84 functions to support the motor bracket 31.

In another embodiment of the present invention, as shown in fig. 1 to 3, a second mounting groove is provided on the mounting bracket 10, and the second fastening portion 83 is disposed through the mounting bracket 10 and is cooperatively connected with the second mounting groove. Specifically, be equipped with the second mounting groove in the installing support 10, second buckle portion 83 wears to establish installing support 10 and joint in the second mounting groove, so, makes the rubber piece 80 that takes precautions against earthquakes be difficult for deviating from in the installing support 10.

In another embodiment of the present invention, as shown in fig. 1-2, the first fastening portion 82 and the second fastening portion 83 are both in the shape of a truncated cone. Specifically, first buckle portion 82 is the setting of round platform shape and the biggest one end of cross-sectional area is connected with rubber block body 81, so, makes wear to locate in motor support 31 and the difficult follow of first buckle portion 82 of joint in first mounting groove 311 deviate from in motor support 31, and second buckle portion 83 is the setting of round platform shape and the biggest one end of cross-sectional area is connected with rubber block body 81, so, makes the difficult follow of second buckle portion 83 of joint in the second mounting groove deviate from in installing support 10.

In another embodiment of the present invention, as shown in fig. 1 to 3, a waterproof rubber ring 41 is sleeved on the driving shaft 40, and the waterproof rubber ring 41 is located at the top of the motor bracket 31. Specifically, the waterproof rubber ring 41 is arranged to prevent water from entering the inside of the electric toothbrush handle, so as to ensure that the circuit board 60 is not short-circuited by the entering of water inside the electric toothbrush handle.

In another embodiment of the present invention, as shown in fig. 1-2, a plurality of vertically arranged indicator lamps 71 are disposed on the housing 70, each indicator lamp 71 is electrically connected to the circuit board 60, and each indicator lamp 71 is located under the switch 20. Specifically, each indicator lamp 71 is vertically and evenly arranged at intervals and is located below the switch 20, each indicator lamp 71 is electrically connected with the circuit board 60, and when a user presses the starting switch 20, the user can know which mode the user is currently in through the indicator lamps 71, so that the user can conveniently adjust the required mode.

In another embodiment of the present invention, as shown in fig. 1 to 2, a base 73 for stably placing the handle of the electric toothbrush on a plane is connected to the bottom of the housing 70. Specifically, the bottom of the housing 70 is connected with a base 73, the bottom surface of the base 73 is flat, and after the user uses the electric toothbrush handle, the electric toothbrush handle is placed on a flat plane through the base 73.

In another embodiment of the present invention, as shown in fig. 1-2, a USB charging interface 72 is disposed on the housing 70, and the USB charging interface 72 is electrically connected to the battery 50. Specifically, the USB charging interface 72 is located at a side end of the housing 70, and the battery 50 in the mounting bracket 10 can be charged through an external data line.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An electric toothbrush handle, characterized in that: the anti-vibration motor comprises a mounting support, a switch, a motor component, a driving shaft, a battery, a circuit board, a shell and an anti-vibration rubber block, wherein the mounting support, the motor component, the battery, the circuit board and the anti-vibration rubber block are all arranged in the shell, the switch is arranged at the side end of the shell and communicated with the inside of the shell, the battery and the motor component are all electrically connected with the circuit board, the battery is arranged at the bottom of the mounting support, the motor component is arranged at the top of the mounting support, one end of the anti-vibration rubber block is connected with the mounting support, the other end of the anti-vibration rubber block is connected with the motor component, one end of the driving shaft is located in the motor component, and the other end of the driving shaft is exposed out of the shell.

2. The electric toothbrush handle of claim 1, wherein: the motor assembly comprises a motor support, a motor and an eccentric wheel, the motor is installed in the motor support, the eccentric wheel is installed in the motor support and connected to the bottom of the motor, one end of the driving shaft extends into the motor support, a first mounting groove is formed in the tail end of the motor support, and one end of the shockproof rubber block is clamped in the first mounting groove.

3. The electric toothbrush handle of claim 2, wherein: the shockproof rubber block comprises a rubber block body, a first buckling part, a second buckling part and a gasket, wherein the first buckling part and the second buckling part are respectively arranged at the upper end and the lower end of the rubber block body, the gasket is arranged on the rubber block body and close to the first buckling part, the first buckling part penetrates through the motor support and is matched and connected with the first mounting groove, the gasket is attached to the outside of the bottom of the motor support, and the second buckling part is connected with the mounting support.

4. The electric toothbrush handle of claim 3, wherein: the projection of the gasket completely covers the projection of the motor bracket.

5. The electric toothbrush handle of claim 3, wherein: the mounting bracket is provided with a second mounting groove, and the second buckling part penetrates through the mounting bracket and is connected with the second mounting groove in a matched mode.

6. The electric toothbrush handle of claim 3, wherein: the first buckling part and the second buckling part are both in a round table shape.

7. The electric toothbrush handle of claim 2, wherein: and a waterproof rubber ring is sleeved on the driving shaft and is positioned at the top of the motor bracket.

8. An electric toothbrush handle according to any of claims 1 to 7, wherein: the shell is provided with a plurality of vertically arranged indicating lamps, each indicating lamp is electrically connected with the circuit board, and each indicating lamp is positioned below the switch.

9. An electric toothbrush handle according to any of claims 1 to 7, wherein: the bottom of the shell is connected with a base which is used for enabling the electric toothbrush handle to be stably placed on a plane.

10. An electric toothbrush handle according to any of claims 1 to 7, wherein: the shell is provided with a USB charging interface, and the USB charging interface is electrically connected with the battery.