CN214908518U - Electric toothbrush - Google Patents

Abstract

The utility model relates to an electric toothbrush, including the installed part, be used for reducing the balancing weight of installed part vibration, be used for rinsing the drive assembly of the first vibration of brush, drive of tooth and the control assembly of control drive assembly work, the installed part is including being upper and lower open-ended handle and setting up the support in the handle, the brush is connected in the support, drive assembly connect in the support, control assembly connect in the support, the balancing weight connect in the support. Brush head vibration under drive assembly's drive, control drive assembly's work through utilizing control assembly, through utilizing the balancing weight to reduce the range of support vibration, and then reduce the support and to the vibration transmission of handle, increase the stability that the handle was held to the user, promote user's use and experience the sense. This application has the effect that reduces handle vibration.

Description

Electric toothbrush

Technical Field

The application relates to the field of cleaning supplies technology, in particular to an electric toothbrush.

Background

Electric toothbrushes are cleaning implements that assist the user in cleaning the teeth by driving a brushhead to vibrate. The electric toothbrush has the working principle that the brush head generates high-frequency vibration through the quick vibration of the motor core, toothpaste is instantly decomposed into fine foam to deeply clean slits between teeth, and meanwhile, the vibration of the bristles can promote the blood circulation of an oral cavity and has a massage effect on gum tissues.

In view of the above-mentioned related art, the inventor believes that the handle vibrates greatly when the electric toothbrush is in operation, which may affect the user experience.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem of large vibration of a handle of an electric toothbrush, the application provides an electric toothbrush.

The electric toothbrush provided by the application adopts the following technical scheme:

the utility model provides an electric toothbrush, includes the installed part, is used for reducing the balancing weight of installed part vibration, is used for rinsing the control assembly of the drive assembly and the control drive assembly work of the first vibration of brush of tooth, drive, the installed part is including being upper and lower open-ended handle and setting up the support in the handle, the brush is connected in the support, drive assembly connect in the support, control assembly connect in the support, the balancing weight connect in the support.

Through adopting above-mentioned technical scheme, brush head vibration under drive assembly's drive, control drive assembly's work through utilizing control assembly, reduce the range of support vibration through utilizing the balancing weight, and then reduce the vibration transmission of support to the handle, increase the stability that the handle was held to the user, promote user's use and experience the sense.

Optionally, the counterweight block comprises a U-shaped block connected to the support and a vertical embedded block fixed to one end of the U-shaped block far away from the opening of the counterweight block.

Through adopting above-mentioned technical scheme, the U-shaped piece is connected in the support, reduces the vibration range of support through U-shaped piece and vertical abaculus to reduce the vibration between support and the handle through vertical abaculus, so that reduce the vibration of handle, promote user's use and experience the sense.

Optionally, a first standing groove has been seted up to the support, drive assembly sets up in first standing groove, drive assembly including connect in the vibrating arm of support, be fixed in the vibrating mass of vibrating arm lower extreme, be used for ordering about the vibrating shaft of brush head vibration and be used for producing the vibrating member of vibration, the vibrating shaft connect in the vibrating arm, the vibrating mass is offered by control assembly's lateral wall and is used for fixing the mounting groove of vibrating member, the mounting groove will the upper and lower both ends face of vibrating mass runs through.

Through adopting above-mentioned technical scheme, the vibrating mass produces the vibration with the vibrating arm under the drive of vibrating piece, and the vibrating arm drives the vibration axle vibration, and the vibration axle orders about brush head production vibration to promote the abluent effect of brush head.

Optionally, the output end of the vibrating element is rotatably connected with an eccentric block for generating vibration, and a vertical line passing through the gravity center position of the eccentric block and the axis of the output end of the driving element are mutually offset.

By adopting the technical scheme, the eccentric block rotates around the axis of the output shaft of the vibrating piece under the driving of the vibrating piece, and the eccentric block generates unbalanced centrifugal force when rotating so as to facilitate the vibration motor to generate vibration.

Optionally, the control assembly includes the PCB control panel and is used for controlling the button switch that the vibrating piece opened and stops, button switch connect in the PCB control panel, the PCB control panel with the vibrating piece is connected, the PCB control panel is fixed in the support.

Through adopting above-mentioned technical scheme, utilize convenient start-up of PCB control panel or stop the work of vibrating part, promote electric toothbrush's practicality.

Optionally, the support is connected with a silica gel cap for reducing vibration, and the silica gel cap is coaxially sleeved on the vibration shaft.

Through adopting above-mentioned technical scheme, reduce the vibration transmission between support and the handle through the silica gel cap to reduce the vibration of handle, prevent simultaneously through the silica gel cap that water from entering into in the handle and damaging electric toothbrush, thereby promote electric toothbrush's life.

Optionally, the inner wall of the handle is provided with a plurality of limiting grooves for limiting the rotation of the support, the side wall of the support is fixed with a plurality of fixing strips, and the fixing strips are inserted in the limiting grooves.

Through adopting above-mentioned technical scheme, restrict the position of support through spacing groove and fixed strip, prevent that the position of support from producing the skew in the vibration, increase the stability of being connected of support and handle, promote electric toothbrush's stability in use.

Optionally, the lower end of the handle is connected with a bottom cover for sealing the inner cavity of the handle, the support is fixed with an elastic clamping piece, and the bottom cover is clamped with the elastic clamping piece.

Through adopting above-mentioned technical scheme, bottom and elasticity fastener joint make stable the connecting in the handle of support through bottom and elasticity fastener, promote the stability of being connected of support and handle.

Optionally, the elasticity fastener include a plurality of first elasticity lugs and with a plurality of second elasticity lugs of handle joint, the bottom up end is fixed with a plurality of fixed blocks, and is a plurality of the fixed block is kept away from each other, the lateral wall upper end of fixed block runs through there is first draw-in groove, and is a plurality of first elasticity lug leans on the lateral wall of handle inner wall all is provided with joint portion, first draw-in groove is arranged in to joint portion interpolation.

Through adopting above-mentioned technical scheme, first draw-in groove is inserted to joint portion, fixes the support, prescribes a limit to the position of support, prevents that the support from taking place to rotate, and the bottom is connected with the support is detachable, convenient dismantlement.

Optionally, a cap for protecting the brush head is sleeved on the upper end of the handle.

Through adopting above-mentioned technical scheme, protect brush head through the block, prevent that the brush head from damaging, prevent simultaneously that external dust from falling on brush head, promote the cleanliness factor of brush head.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the brush head vibrates under the driving of the driving assembly, the work of the driving assembly is controlled by the control assembly, the vibration amplitude of the support is reduced by the balancing weight, the vibration transmission of the support to the handle is further reduced, the stability of a user holding the handle is improved, and the use experience of the user is improved;

2. the vibration transmission between the bracket and the handle is reduced through the silica gel cap, so that the vibration of the handle is reduced, and meanwhile, the silica gel cap prevents water from entering the handle to damage the electric toothbrush, so that the service life of the electric toothbrush is prolonged;

3. protect brush head through the block, prevent that the brush head from damaging, prevent simultaneously that external dust from falling on brush head, promote the cleanliness factor of brush head.

Drawings

FIG. 1 is a schematic view of an embodiment of the present application showing the entirety thereof;

FIG. 2 is an exploded view of an embodiment of the present application showing the overall structure;

FIG. 3 is a schematic structural view of a display stand according to an embodiment of the present application;

FIG. 4 is a schematic structural diagram of a vibrating element according to an embodiment of the present application;

FIG. 5 is a schematic structural diagram for showing a silica gel cap according to an embodiment of the present application;

FIG. 6 is an enlarged view of a portion of FIG. 5 at A;

FIG. 7 is a cut-away schematic view of an embodiment of the present application for showing the overall structure;

fig. 8 is a partial enlarged view at B in fig. 7.

Description of reference numerals: 1. a mounting member; 11. a handle; 111. a compression ring; 112. pressing a groove; 113. a limiting groove; 12. a support; 121. a first placing groove; 122. a second placing groove; 123. a third placing groove; 124. a fixing strip; 2. a balancing weight; 21. a U-shaped block; 22. a vertical slug; 221. an arc-shaped slot; 3. a drive assembly; 31. a vibrating rod; 311. a vibration groove; 32. vibrating the block; 321. mounting grooves; 322. a first stopper; 323. penetrating a groove; 34. a vibration shaft; 35. a vibration motor; 351. an eccentric block; 4. a control component; 41. a PCB control board; 42. a push button switch; 43. pressing a key; 5. a brush head; 51. connecting grooves; 6. a silica gel cap; 61. a connecting rod; 62. a lower convex ring; 71. a storage battery; 72. a vibration damping spacer; 73. a vibration damping cylinder; 74. a second limiting block; 75. a bottom cover; 751. a fixed block; 752. a first card slot; 753. a limiting block; 76. capping; 77. a decorative member; 78. a hand-held portion; 8. the elastic clamping piece; 81. a first elastic bump; 811. a clamping part; 82. a second elastic bump; 821. a convex end portion.

Detailed Description

The present application will be described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses an electric toothbrush, which can reduce the problem of large vibration of a handle 11 of the electric toothbrush.

Referring to fig. 1 and 2, an electric toothbrush includes a mounting member 1, a weight block 2 for reducing vibration of the mounting member 1, a brush head 5 for cleaning teeth, a driving assembly 3 for driving the brush head 5 to vibrate, and a control assembly 4 for controlling the operation of the driving assembly 3. The installed part 1 is including being upper and lower open-ended handle 11 and setting up the support 12 in handle 11, and the lateral wall upper end of support 12 runs through there is first standing groove 121, and drive assembly 3 sets up in first standing groove 121, control assembly 4 and support 12 fixed connection. The balancing weight 2 comprises a U-shaped block 21 inserted into the support 12 and a vertical embedded block 22 integrally formed on the U-shaped block 21 and far away from the side wall of the opening of the balancing weight, two vertical side walls of the first placing groove 121 are integrally formed to have clamping end portions, the U-shaped block 21 is inserted into the first placing groove 121, the lower end of the U-shaped block 21 abuts against the upper end of the clamping end portions, the vertical embedded block 22 is arranged between the handle 11 and the support 12, and the vertical embedded block 22 abuts against the side wall of the support 12 close to the vertical embedded block 22. Utilize control assembly 4 to open and stop drive assembly 3 work, make brush head 5 vibration under drive assembly 3's drive, reduce the range of support 12 vibration under the effect of 2 self weights of balancing weight, and then reduce the vibration transmission of support 12 to handle 11, increase the stability that the user held handle 11, promote user's use and experience the sense.

The driving assembly 3 includes a vibration rod 31 integrally formed with the bracket 12, a vibration block 32 integrally formed with a lower end of the vibration rod 31, a vibration shaft 34 inserted into an upper end of the vibration rod 31, and a vibration motor 35 for generating vibration, wherein gaps are left between outer walls of the vibration block 32 and the vibration rod 31 and a groove wall of the first accommodating groove 121. Vibrating mass 32 has seted up mounting groove 321 by control assembly 4's lateral wall, mounting groove 321 runs through vibrating mass 32's upper and lower both ends face, vibrating motor 35 sets up in mounting groove 321, vibrating mass 32 has the first stopper 322 that is used for injecing vibrating motor 35 position by the equal integrated into one piece of two vertical lateral walls of control assembly 4, the bottom of mounting groove 321 runs through there is the trough 323, the trough 323 runs through vibrating mass 32 by control assembly 4's lateral wall, the trough 323 is passed to the lower extreme of vibrating motor 35 output shaft, utilize trough 323 to make vibrating motor 35 and vibrating mass 32 be convenient for separate, realize quick dismantlement or equipment. An eccentric block 351 with uneven mass distribution is fixedly connected to an output shaft of the vibration motor 35, and a vertical line passing through the gravity center position of the eccentric block 351 and the axis of the output shaft of the vibration motor 35 are offset from each other. The upper end of the vibration rod 31 passes through the upper end face of the bracket 12, the upper end face of the vibration rod 31 is coaxially provided with a vibration groove 311, the lower end of the vibration shaft 34 is inserted into the vibration groove 311, the lower end of the brush head 5 is provided with a connecting groove 51, and the upper end of the vibration shaft 34 passes through the upper opening of the handle 11 and is inserted into the connecting groove 51. Under the driving of the vibration motor 35, the eccentric block 351 rotates around the axis of the output shaft of the vibration motor 35, the eccentric block 351 generates unbalanced centrifugal force when rotating, the vibration motor 35 drives the vibration block 32 and the vibration rod 31 to vibrate, the vibration rod 31 drives the vibration shaft 34 to vibrate, and the vibration shaft 34 drives the brush head 5 to vibrate, so that the cleaning effect of the brush head 5 is improved.

Referring to the figure, the silica gel cap 6 used for buffering vibration and being upper and lower open-ended is cup jointed to the vibration axle 34, and silica gel cap 6 integrated into one piece has the connecting rod 61 that is upper and lower open-ended, and connecting rod 61 sets up on the inner chamber of silica gel cap 6, and vibration axle 34 passes the inner chamber of connecting rod 61, and the lower open-ended of silica gel cap 6 is inserted in to the upper end of vibrating arm 31, and connecting rod 61 lower extreme face and the up end looks butt of vibrating arm 31 each other. The lower end of the side wall of the silica gel cap 6 is integrally formed with a lower convex ring 62 for increasing the area of the lower end of the silica gel cap 6, and the lower end face of the lower convex ring 62 is mutually abutted with the upper end face of the support 12. The upper end of the inner cavity of the handle 11 is provided with a clamp ring 111 for the silica gel cap 6 to be pressed, the upper end of the clamp ring 111 and the handle 11 are integrally formed, the silica gel cap 6 is inserted into the inner cavity of the clamp ring 111, the upper end surface of the silica gel cap 6 is flush with the upper end surface of the handle 11, and the lower end of the clamp ring 111 is mutually abutted to the upper end surface of the lower flange ring 62. The upper end face of the vertical insert 22 is provided with an arc-shaped groove 221, the arc-shaped groove 221 penetrates through the side wall of the vertical insert 22 close to the axis of the vibration shaft 34, and the lower convex ring 62, the silica gel cap 6 and the compression ring 111 all penetrate through the arc-shaped groove 221. The vibration transmission between the bracket 12 and the handle 11 is reduced through the silicone cap 6, so that the vibration of the handle 11 is reduced, and meanwhile, the silicone cap 6 prevents water from entering the handle 11 to damage the electric toothbrush, so that the service life of the electric toothbrush is prolonged.

Referring to the drawings, the control assembly 4 includes a PCB control board 41 fixed to the bracket 12 by screws and a button switch 42 for controlling the start and stop of the vibration motor 35, the button switch 42 is welded to the upper end of the PCB control board 41, and the PCB control board 41 is electrically connected to the vibration motor 35. The upper end of the side wall of the handle 11 is provided with a pressing groove 112, the pressing groove 112 is connected with a key 43 which is convenient for pressing the button switch 42, and the side wall of the key 43 close to the bracket 12 is mutually abutted with the side wall of the button switch 42 close to the pressing groove 112. The lateral wall that PCB control panel 41 was kept away from to support 12 runs through there is second standing groove 122, second standing groove 122 is located the below of first standing groove 121, PCB control panel 41 is connected with battery 71, battery 71 sets up in second standing groove 122, all set up the damping gasket 72 that is used for the buffering vibration between the upper and lower both ends of battery 71 and the cell wall of second standing groove 122, battery 71 has cup jointed the damping section of thick bamboo that is used for reducing the vibration, the equal integrated into one piece of two vertical lateral walls that PCB control panel 41 was kept away from to support 12 has the second stopper 74 that is used for injecing the storage battery position. Control vibrating motor 35's work through PCB control panel 41 and button switch 42, the user is when using electric toothbrush, through button 43 open button switch 42, make vibrating motor 35 work, when the user need not use electric toothbrush, close button switch 42 through button 43 once more, make vibrating motor 35 stop work, through damping pad and damping cylinder, reduce the vibration range of battery 71, so that promote the stability of being connected of battery 71 and support 12.

Referring to the drawings, two limiting grooves 113 are formed in the inner wall of the handle 11, the lower end face of the handle 11 is penetrated through the limiting grooves 113, the two limiting grooves 113 are respectively located on two sides of the axis of the handle 11, two fixing strips 124 are integrally formed on the side wall of the support 12, the two fixing strips 124 are far away from each other, and the fixing strips 124 are inserted into the limiting grooves 113. The lower end face of the support 12 is integrally formed with a plurality of elastic clamping pieces 8 which are vertically arranged, each elastic clamping piece 8 comprises two first elastic convex blocks 81 and two second elastic convex blocks 82 which are clamped with the handle 11, and the distance between each first elastic convex block 81 and each second elastic convex block 82 is equal to that between each other. The lower end of the handle 11 is inserted with the bottom cover 75, the upper end face of the bottom cover 75 is integrally formed with two fixing blocks 751, the two fixing blocks 751 are far away from each other, the upper end of the side wall of each fixing block 751 is penetrated with a first clamping groove 752, the lower ends of the side walls of the two first elastic lugs 81 close to the inner wall of the handle 11 are respectively provided with a clamping part 811, and the clamping parts 811 are inserted into the first clamping grooves 752. Two second clamping grooves which are far away from each other are formed in the lower end of the inner wall of the handle 11, the connecting line of the two second clamping grooves is perpendicular to the connection of the two limiting grooves 113, a convex end portion 821 is arranged at the lower end of the side wall, close to the inner wall of the handle 11, of the second elastic projection 82, the convex end portion 821 is inserted into the second clamping grooves, two limiting blocks 753 used for limiting the positions of the second elastic blocks are integrally formed in the upper end face of the bottom cover 75, and the distance between the limiting blocks 753 and the fixing blocks 751 is equal to each other. Bottom 75 and support 12 lower extreme joint, first elastic convex block 81 and second elastic convex block 82 all with handle 11 joint, inject the position of support 12 through bottom 75, spacing groove 113 and fixed strip 124, prevent that the position of support 12 from producing the skew in the vibration, promote the stability of being connected of support 12 and handle 11, increase electric toothbrush's stability in use.

Referring to the figure, a cap 76 for protecting the brush head 5 is sleeved on the upper end of the handle 11, a decorative part 77 for beauty is arranged between the lower end of the cap 76 and the upper end of the handle 11, and the decorative part 77 is clamped on the outer wall of the handle 11. The outer wall of the handle 11 is provided with a hand holding part 78 for increasing the friction force of the handle 11, and when the user uses the electric toothbrush, the user can comfortably and stably hold the handle 11 by holding the hand holding part 78, so as to improve the use experience of the user.

The electric toothbrush in the embodiment of the application has the implementation principle that: eccentric block 351 rotates in vibrating mass 32 under vibrating motor 35's drive, vibrating motor 35 orders about vibrating mass 32 and vibrating arm 31 and produces the vibration, vibrating arm 31 drives the vibration of vibration axle 34, vibration axle 34 orders about brush head 5 and produces the vibration, utilize the weight of balancing weight 2 self to reduce the range of support 12 vibration, and then reduce support 12 to the vibration transmission of handle 11, improve the stability that handle 11 was held to the user, so that promote user's use and experience the sense.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (10)

1. An electric toothbrush characterized by: including installed part (1), be used for reducing installed part (1) vibrating balancing weight (2), be used for rinsing drive assembly (3) and control assembly (4) of control drive assembly (3) work of brush head (5), the drive of tooth brush head (5) vibration, installed part (1) is including being upper and lower open-ended handle (11) and setting up support (12) in handle (11), brush head (5) are connected in support (12), drive assembly (3) connect in support (12), control assembly (4) connect in support (12), balancing weight (2) connect in support (12).

2. An electric toothbrush according to claim 1, wherein: the balancing weight (2) comprises a U-shaped block (21) connected to the support (12) and a vertical embedded block (22) fixed at one end, far away from the opening of the U-shaped block (21).

3. An electric toothbrush according to claim 2, wherein: first standing groove (121) have been seted up in support (12), drive assembly (3) set up in first standing groove (121), drive assembly (3) including connect in vibrating arm (31) of support (12), be fixed in vibrating mass (32) of vibrating arm (31) lower extreme, be used for driving vibration axle (34) of brush head (5) vibration and be used for producing the vibrating member of vibration, vibration axle (34) connect in vibrating arm (31), vibrating mass (32) are offered by the lateral wall of control assembly (4) and are used for fixing mounting groove (321) of vibrating member, mounting groove (321) will the upper and lower both ends face of vibrating mass (32) is run through.

4. An electric toothbrush according to claim 3, wherein: the output end of the vibrating piece is rotatably connected with an eccentric block (351) for generating vibration, and a vertical line passing through the gravity center position of the eccentric block (351) and the axis of the output end of the driving piece are mutually offset.

5. An electric toothbrush according to claim 1, wherein: control assembly (4) include PCB control panel (41) and are used for control button switch (42) that the vibrating piece opened and stops, button switch (42) connect in PCB control panel (41), PCB control panel (41) with the vibrating piece is connected, PCB control panel (41) are fixed in support (12).

6. An electric toothbrush according to claim 3, wherein: the support (12) is connected with a silica gel cap (6) used for reducing vibration, and the silica gel cap (6) is coaxially sleeved on the vibration shaft (34).

7. An electric toothbrush according to claim 1, wherein: the handle (11) inner wall is seted up a plurality of being used for the restriction support (12) pivoted spacing groove (113), support (12) lateral wall is fixed with a plurality of fixed strips (124), fixed strip (124) are inserted and are arranged in spacing groove (113).

8. An electric toothbrush according to claim 7, wherein: the handle (11) lower extreme is connected with and is used for the closing cap bottom (75) of handle (11) inner chamber, support (12) are fixed with elasticity fastener (8), bottom (75) with elasticity fastener (8) joint.

9. An electric toothbrush according to claim 8, wherein: elasticity fastener (8) include a plurality of first elasticity lugs (81) and with a plurality of second elasticity lugs (82) of handle (11) joint, bottom (75) up end is fixed with a plurality of fixed blocks (751), and is a plurality of fixed block (751) keep away from each other, first draw-in groove (752) have been run through to the lateral wall upper end of fixed block (751), and is a plurality of first elasticity lug (81) lean on the lateral wall of handle (11) inner wall all is provided with joint portion (811), first draw-in groove (752) are arranged in inserting to joint portion (811).

10. An electric toothbrush according to claim 9, wherein: the upper end of the handle (11) is sleeved with a cap (76) used for protecting the brush head (5).

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