CN217090991U

CN217090991U - Anti-splashing electric toothbrush

Info

Publication number: CN217090991U
Application number: CN202220705734.XU
Authority: CN
Inventors: 张雯川; 杨伟荣; 朱炳辉; 何家盛; 贺海彪
Original assignee: Sunway Plastic & Electronic Zhuhai Co ltd
Current assignee: Sunway Plastic & Electronic Zhuhai Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-08-02
Anticipated expiration: 2032-03-29

Abstract

The utility model relates to an electric toothbrush technical field specifically is an anti-splashing electric toothbrush, including casing and toothbrush head, the top of casing is provided with the toothbrush head, the inside of casing is provided with core assembly, core assembly's top is provided with motor element, motor element's surface still is provided with inductor and bearing, and rotates on the inner wall of bearing and be connected with the bearing fixed column. The utility model discloses a bearing supports machinery and rotates, the amplitude frequency that the sensor response user comes the automatic adjustment toothbrush head to the pressing force degree of toothbrush head is deuterogamied, so that the toothbrush head can normally brush teeth cleanly when the oral cavity, also make the toothbrush head because no pressure after shifting out the oral cavity, the pressure value that the sensor sensed is switched back first setting value by the second setting value and is reduced toothbrush head amplitude frequency, the condition that toothpaste splashes has effectively been alleviateed, the sensitivity and the use experience of preventing the function of splashing have been promoted widely and have been felt.

Description

Anti-splashing electric toothbrush

Technical Field

The utility model relates to an electric toothbrush technical field specifically is an electric toothbrush prevents splashing.

Background

The electric toothbrush makes the brush head generate high-frequency vibration through the quick rotation or vibration of the motor core, instantaneously decomposes the toothpaste into fine foam to deeply clean slits between teeth, and simultaneously, the vibration of the brush hair can promote the blood circulation of the oral cavity and has a massage effect on gum tissues.

The electric toothbrushes on the market are various at present, the anti-splashing function of the anti-splashing electric toothbrush is poor in use experience and poor in anti-splashing sensitivity.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric toothbrush prevents splashing to the experience that provides electric toothbrush among the solution above-mentioned background art feels not good, prevents the sensitivity that splashes also relatively poor problem.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-splashing electric toothbrush comprises a shell and a toothbrush head, wherein the toothbrush head is arranged above the shell, and the shell consists of a handle, a display window, a decoration and a tail cover; a core assembly is arranged in the shell and consists of a core bracket, a battery, a control circuit board, a display screen and a charging coil; the top end of the machine core component is provided with a motor component, and the motor component consists of a motor bracket, a toothbrush motor, a motor shaft, a motor elastic pad and a waterproof dustproof ring; the surface of the motor assembly is further provided with an inductor and a bearing, a bearing fixing column is rotatably connected to the inner wall of the bearing, one end of the bearing fixing column is fixedly connected with the surface of the motor support, a bearing assembling groove is formed in the inner wall of the handle, and the bearing fixing column is located inside the bearing assembling groove and rotates.

Preferably, the surface of the handle is inlaid with a display window, the decorative part is clamped above the handle, and the bottom of the handle is provided with a tail cover.

Preferably, the toothbrush head consists of a brush head handle and toothbrush bristles, and the toothbrush bristles are arranged at the top of the brush head handle.

Preferably, the internally mounted of handle has the core support, and the surface mounting of core support has the battery, the surface mounting of core support has control circuit board, and control circuit board's input is connected with the output electricity of battery to control circuit board's central line and the coincidence of the central line of handle, control circuit board's fixed surface has the display screen simultaneously, charging coil is installed to the bottom of core support, and charging coil's below is provided with waterproof circle, and waterproof circle is located the inside of tail-hood, and the tail-hood is buckled each other with two bullet feet of core support afterbody.

Preferably, the bottom of motor support is passed through the motor bullet pad and is installed on the top of core support, the inductor is installed in the bottom of motor support, and inductor and the mutual electric connection of control circuit board, the surface mounting of motor support has the toothbrush motor, and the input of toothbrush motor is connected with the output electricity of battery to the input of toothbrush motor and the output electric connection of control circuit board.

Preferably, the motor shaft is installed through the shaft coupling to the output of toothbrush motor, and the top of motor shaft extends to the inside of brush head handle to the surface cover of motor shaft is equipped with waterproof dirt ring.

Compared with the prior art, the beneficial effects of the utility model are that: this prevent electric toothbrush that splashes supports machinery through the bearing and rotates, the amplitude frequency that the user comes the automatic adjustment toothbrush head to the pressing force degree of toothbrush head is responded to the inductor again, so that the toothbrush head can normally brush teeth when the oral cavity clean, also make the toothbrush head shift out the oral cavity after because no pressure, the pressure value that the inductor sensed is switched back first setting value by the second setting value and is reduced toothbrush head amplitude frequency, the condition that toothpaste splashes has effectively been alleviateed, the sensitivity and the use experience of preventing the function of splashing have been promoted widely and are felt.

Drawings

Fig. 1 is a schematic diagram of the three-dimensional appearance structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention showing the separation of the housing and the handle;

fig. 3 is a schematic diagram of the explosion structure of the present invention;

FIG. 4 is a schematic diagram of the right-side cross-sectional structure of the present invention;

fig. 5 is a schematic front view of the cross-sectional structure of the present invention;

FIG. 6 is a schematic view of the enlarged partial structure of the front view of the present invention;

fig. 7 is a schematic view of the sectional structure of the bearing assembly of the present invention.

In the figure: 1. a housing; 11. a handle; 12. a display window; 13. a decorative member; 14. a tail cover; 2. a toothbrush head; 21. a brush head handle; 22. toothbrush bristles; 3. a movement assembly; 31. a movement bracket; 32. a battery; 33. a control circuit board; 34. a display screen; 35. a charging coil; 36. a waterproof ring; 4. a motor assembly; 41. a motor bracket; 42. a toothbrush motor; 43. a motor shaft; 44. a motor spring washer; 45. a waterproof dustproof ring; 5. an inductor; 6. a bearing; 61. a bearing fixing column; 62. and a bearing assembly groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

The utility model provides a pair of prevent structure of electric toothbrush that splashes is as shown in figure 1 and figure 2, including casing 1 and toothbrush head 2, the top of casing 1 is provided with toothbrush head 2, and toothbrush head 2 comprises brush head handle 21 and toothbrush hair 22, and toothbrush hair 22 sets up the top at brush head handle 21, and casing 1 comprises handle 11, display window 12, decoration 13 and tail-hood 14, and the surface mosaic of handle 11 has display window 12, and the top of handle 11 has clamped decoration 13, and the bottom of handle 11 is provided with tail-hood 14.

Further, as shown in fig. 2 and 3, a movement assembly 3 is disposed inside the housing 1, and the movement assembly 3 is composed of a movement support 31, a battery 32, a control circuit board 33, a display 34 and a charging coil 35, the movement support 31 is mounted inside the handle 11, the battery 32 is mounted on the surface of the movement support 31, the control circuit board 33 is mounted on the surface of the movement support 31, the input end of the control circuit board 33 is electrically connected with the output end of the battery 32, the center line of the control circuit board 33 is overlapped with the center line of the handle 11, the display 34 is fixed on the surface of the control circuit board 33, the charging coil 35 is mounted at the bottom of the movement support 31, the charging coil 35 is electrically connected with the control circuit board 33, and the charging coil 35 receives wireless electric energy and charges the battery 32; and waterproof circle 36 is provided with in the below of charging coil 35 to waterproof circle 36 is located the inside of tail-hood 14, and two bullet feet of tail-hood 14 and core support 31 afterbody are buckled each other simultaneously.

Further, as shown in fig. 3 and 4, the top end of the core assembly 3 is provided with the motor assembly 4, and the motor assembly 4 is composed of a motor support 41, a toothbrush motor 42, a motor shaft 43, a motor elastic pad 44 and a waterproof dustproof ring 45, the bottom end of the motor support 41 is installed on the top end of the core support 31 through the motor elastic pad 44, the motor elastic pad 44 is not limited to any material, and can be made of soft materials such as silica gel/rubber/PET, the hardness of the material is 20-70 degrees shore, preferably, the silica gel material is used, the motor elastic pad 44 can play a role in damping vibration reduction and reduce the vibration force of the motor so as to be conducted to the shell 1, and also plays a role in automatic reset after the motor assembly 4 is shaped, and the motor elastic pad 44 can make corresponding deformation when receiving the pressing force conducted by the toothbrush head 2.

Further, as shown in fig. 3 and 5, the sensor 5 is installed at the bottom of the motor bracket 41, the sensor 5 and the control circuit board 33 are electrically connected to each other, the toothbrush motor 42 is installed on the surface of the motor bracket 41, the input end of the toothbrush motor 42 is electrically connected to the output end of the battery 32, the input end of the toothbrush motor 42 is electrically connected to the output end of the control circuit board 33, the output end of the toothbrush motor 42 is installed with the motor shaft 43 through the coupler, the top end of the motor shaft 43 extends into the brush handle 21, the surface of the motor shaft 43 is sleeved with the waterproof dust ring 45, the waterproof dust ring 45 is not limited to any kind of material, and can be a soft material such as silica gel, rubber, PET, and the hardness of the material is 40 to 70 degrees shore, and the scheme preferably uses a rubber material.

Further, as shown in fig. 3 and 6, the surface of the motor assembly 4 is further provided with an inductor 5 and a bearing 6, a bearing fixing column 61 is rotatably connected to the inner wall of the bearing 6, one end of the bearing fixing column 61 is fixedly connected to the surface of the motor bracket 41, a bearing assembling groove 62 is formed in the inner wall of the handle 11, and the bearing fixing column 61 is located inside the bearing assembling groove 62 and rotates.

Further, as shown in fig. 3 and 7, the bearing 6 plays a role of supporting mechanical rotation in the scheme, similar to the seesaw lever working principle, so that the pressure transmission loss of the toothbrush head 2 is reduced, the pressure of the toothbrush head 2 is reversely transmitted to the sensor 5 more accurately and effectively, the motor component 4 can be ensured to freely rotate on the bearing 6, the rotation precision of the motor component is ensured, and the sensitivity of the anti-splashing function is improved; the sensor 5 is not limited to any kind of sensor, and may be a gyroscope sensor, an angle sensor, a displacement sensor, a hall sensor, or the like, and a gyroscope sensor is preferred in this embodiment.

The working principle is as follows: when a user holds the electric toothbrush for oral cavity cleaning, the user slightly presses the bristles 22 of the electric toothbrush against the surface of teeth, the pressure acts as a rotating fulcrum through the bearing 6, the motor assembly 4 is angularly deformed, and the pressure is reversely transmitted to the inductor 5; because of electric toothbrush is at the start-up in-process, inductor 5 is in operating condition always, and when toothbrush head 2 did not stretch into the oral cavity, what inductor 5 sensed was no pressure state, and control circuit board 33 can handle the first set value within range of pressure, and toothbrush head 2 was in first vibration state this moment, and toothbrush head 2's amplitude is less, is unlikely to cause toothpaste to splash.

When the user stretches into the oral cavity with toothbrush head 2, toothbrush hair 22 presses on the tooth, the tooth produces the effort of working direction dorsad to toothbrush head 2 this moment, this pressure can be through bearing 6 as rotatory fulcrum, angle deformation can appear in motor element 4, reverse conduct the inductor 5 with pressure on, inductor 5 senses the pressure value and strengthens, pass signal feedback to control circuit board 33, control circuit board 33 changes received response pressure value to the second set value within range, toothbrush head 2 switches to the second vibration state by first vibration state this moment, the amplitude frequency grow of toothbrush head 2, electric toothbrush begins the work of brushing teeth.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a prevent electric toothbrush that splashes, includes casing (1) and toothbrush head (2), its characterized in that: the toothbrush head (2) is arranged above the shell (1), and the shell (1) consists of a handle (11), a display window (12), a decorative part (13) and a tail cover (14); the motor core assembly (3) is arranged in the shell (1), and the motor core assembly (3) consists of a motor core support (31), a battery (32), a control circuit board (33), a display screen (34) and a charging coil (35); the top end of the movement assembly (3) is provided with a motor assembly (4), and the motor assembly (4) consists of a motor bracket (41), a toothbrush motor (42), a motor shaft (43), a motor elastic pad (44) and a waterproof dustproof ring (45); the surface of the motor component (4) is further provided with an inductor (5) and a bearing (6), the inner wall of the bearing (6) is rotatably connected with a bearing fixing column (61), one end of the bearing fixing column (61) is fixedly connected with the surface of the motor support (41), the inner wall of the handle (11) is provided with a bearing assembling groove (62), and the bearing fixing column (61) is located inside the bearing assembling groove (62) to rotate.

2. The splattering-preventing electric toothbrush according to claim 1, wherein: the surface of the handle (11) is inlaid with a display window (12), a decorative part (13) is clamped above the handle (11), and a tail cover (14) is arranged at the bottom of the handle (11).

3. The splattering-preventing electric toothbrush according to claim 1, wherein: the toothbrush head (2) consists of a toothbrush head handle (21) and toothbrush bristles (22), wherein the toothbrush bristles (22) are arranged on the top of the toothbrush head handle (21).

4. The splattering-preventing electric toothbrush according to claim 1, wherein: the internally mounted of handle (11) has core support (31), and the surface mounting of core support (31) has battery (32), the surface mounting of core support (31) has control circuit board (33), and the input of control circuit board (33) is connected with the output electricity of battery (32), and the central line of control circuit board (33) coincides with the central line of handle (11), and the fixed surface of control circuit board (33) has display screen (34) simultaneously, charging coil (35) are installed to the bottom of core support (31), and the below of charging coil (35) is provided with waterproof circle (36), and waterproof circle (36) are located the inside of tailcap (14), and two bullet feet of tailcap (14) and core support (31) afterbody are buckled each other.

5. The splattering-preventing electric toothbrush according to claim 1, wherein: the bottom of motor support (41) is passed through motor bullet pad (44) and is installed the top in core support (31), inductor (5) are installed in the bottom of motor support (41), and inductor (5) and control circuit board (33) electric connection each other, the surface mounting of motor support (41) has toothbrush motor (42), and the input of toothbrush motor (42) is connected with the output electricity of battery (32) to the input of toothbrush motor (42) and the output electric connection of control circuit board (33).

6. The splattering-preventing electric toothbrush according to claim 5, wherein: the output end of the toothbrush motor (42) is provided with a motor shaft (43) through a coupler, the top end of the motor shaft (43) extends to the inside of the brush head handle (21), and the surface of the motor shaft (43) is sleeved with a waterproof dustproof ring (45).