CN211300442U

CN211300442U - Waterproof structure assembly of electric toothbrush

Info

Publication number: CN211300442U
Application number: CN201921507480.5U
Authority: CN
Inventors: 罗德伟
Original assignee: Shenzhen Hongway Nicemay Electric Co Ltd
Current assignee: Shenzhen Hongway Nicemay Electric Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-08-21
Anticipated expiration: 2029-09-09

Abstract

The utility model provides an electric toothbrush waterproof structure component, which comprises a body and a waterproof structure component, wherein the body comprises a bracket, a bottom cover and a main shell body, the waterproof structure component comprises a waterproof ring, a clamping seat and a groove which are arranged on the bracket, and a concave-convex structure which is arranged on the bottom cover, and the concave-convex structure comprises a waterproof groove, a clamping hook and a limiting part; waterproof circle include sleeve, at least one with sleeve fixed connection's bulge loop, waterproof circle is "T" type or "L" type loop configuration, the trip spacing portion with the cassette restriction waterproof circle cover is established in waterproof slot or the recess, waterproof circle utilizes the bulge loop resilience warp reach with the waterproof effect of main casing body butt, the cassette with the bulge not only can with main casing body fixed connection, can also be right waterproof circle is spacing, so that waterproof circle with main casing body butt is more firm, and then has improved waterproof sealing performance.

Description

Waterproof structure assembly of electric toothbrush

Technical Field

The utility model belongs to the technical field of electric toothbrush and specifically relates to a waterproof structure subassembly of electric toothbrush.

Background

Electric toothbrushes are increasingly popular among people because of their advantages of high frequency, good cleaning effect, and convenience in use. An electric toothbrush basically includes a housing that can serve as a handle, a power assembly, a waterproof jacket and a brush head. The brush head is matched with one end of the shell, the electric component is installed in the shell, the opening of the driving shaft extending out of one end of the shell is matched with the inside of the brush head, power is output to the brush head, and the waterproof sleeve is embedded between the opening of the shell and the driving shaft to play a waterproof role.

The structure of the waterproof product on the market at present has the following modes:

firstly, the waterproof part adopts ultrasonic welding to achieve the sealing and waterproof effects, the surface of the product is easily scratched by ultrasonic in the ultrasonic welding production process, the production reject ratio is higher, and machine disassembly and rework maintenance are possibly needed after ultrasonic.

Secondly, the waterproof part of product adopts the package flexible glue mode of moulding plastics, and the product of this kind of package flexible glue of moulding plastics requires highly to injection moulding technological parameter in the production process of moulding plastics, and the flexible glue can appear often with the ebonite butt fusion harmfully lead to not waterproof, and this kind of harmfully is more hidden moreover and is difficult to the discovery. In addition, the cost of the waterproof structure mold is high.

And thirdly, the waterproof part of the product adopts an O-shaped waterproof ring, the requirement on the size precision of the O-shaped waterproof ring is higher, and part of the O-shaped waterproof ring is not waterproof due to larger tolerance of parts in the mass production process.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an improve waterproof performance's waterproof structure subassembly of electric toothbrush.

The utility model discloses a following technical scheme realizes:

the utility model provides an electric toothbrush waterproof construction assembly, including body, waterproof construction assembly, the body includes support and bottom, waterproof construction assembly includes waterproof circle, establishes cassette and recess on the support, establishes unsmooth structure on the bottom, waterproof circle include sleeve, at least one with sleeve fixed connection's bulge loop, the body includes the main casing body, the support with the bottom is installed in the main casing body, the bulge loop with the main casing body offsets and leans on.

The waterproof ring comprises a first waterproof ring and a second waterproof ring, the first waterproof ring is sleeved in the groove, and the sleeve abuts against the clamping seat.

Concave-convex structure includes trip, capillary groove and spacing portion, the trip includes locating piece and skew wall, spacing portion is including the location platform, the locating piece with the location platform restriction the waterproof circle of second cover is established in the capillary groove, the skew wall with locating piece fixed connection just the skew wall for the locating piece slope sets up.

The convex ring comprises a butt joint surface, a first waterproof inclined surface and a second waterproof inclined surface, and the first waterproof inclined surface and the second waterproof inclined surface are symmetrically arranged relative to the butt joint surface

Further, first waterproof circle with the waterproof circle of second is integrated into one piece structure, first waterproof circle with the waterproof circle of second all is "T-shape" type or "L" type ring structure.

Further, the main casing body includes the joint frame, the joint frame install on the cassette and with the bulge loop butt, the butt face supports and leans on joint frame wall.

Furthermore, the clamping hook is arranged at the opening end of the support, the limiting part is provided with a clamping block, and the clamping block is connected with the main shell in a clamping mode.

Further, waterproof circle still includes waterproof stopper of switch, a plurality of lamp hole waterproof stopper, the body includes shift knob, mounting bracket, the waterproof stopper interval of lamp hole is installed on the mounting bracket, the waterproof stopper of switch is installed shift knob with between the main casing body.

Further, the switch waterproof plug comprises an installation cylinder and a water accumulation groove, the installation cylinder is sleeved on the switch button, and the water accumulation groove is concavely arranged in the sleeve.

Further, the body comprises a decorative panel, a decorative cover, a circuit board and a toothbrush head; the decoration panel the mounting bracket all with main casing body fixed connection, the dress trim cover is installed on the end cover, shift knob with the circuit board is connected, toothbrush head movable mounting be in the support top.

The utility model has the advantages that: the utility model discloses a waterproof structure component of an electric toothbrush, which comprises a body and a waterproof structure component, wherein the body comprises a bracket, a bottom cover and a main shell, the waterproof structure component comprises a waterproof ring, a clamping seat and a groove which are arranged on the bracket, and a concave-convex structure which is arranged on the bottom cover, and the concave-convex structure comprises a waterproof groove, a clamping hook and a limiting part; waterproof circle include sleeve, at least one with sleeve fixed connection's bulge loop, waterproof circle is "T" type or "L" type loop configuration, the trip spacing portion with the cassette restriction waterproof circle cover is established in waterproof slot or the recess, waterproof circle utilizes the bulge loop resilience warp reach with the waterproof effect of main casing body butt, the cassette with the bulge not only can with main casing body fixed connection, can also be right waterproof circle is spacing, so that waterproof circle with main casing body butt is more firm, and then has improved waterproof sealing performance.

Drawings

FIG. 1 is a sectional view of the waterproof structural component of the electric toothbrush;

FIG. 2 is a cross-sectional view of the waterproof structural assembly;

FIG. 3 is a sectional view of an exploded assembly of the waterproof structure of the electric toothbrush;

FIG. 4 is an exploded view of the waterproof structural components of the electric toothbrush;

fig. 5 is a schematic structural view of the switch waterproof plug.

Detailed Description

For a more clear and complete description of the technical solution of the present invention, the following description is made with reference to the accompanying drawings.

Referring to fig. 1-5, the present invention provides a waterproof structure assembly for an electric toothbrush, including a body 1 and a waterproof structure assembly 2, wherein the body 1 includes a support 18 and a bottom cover 19, the waterproof structure assembly 2 includes a waterproof ring 23, a clamping seat 21 and a groove 2020 provided on the support 18, and a concave-convex structure 22 provided on the bottom cover 19, the waterproof ring 23 includes a sleeve 231, at least one convex ring 230 fixedly connected to the sleeve 231, the body includes a main housing 10, the support 18 and the bottom cover 19 are installed in the main housing 10, and the convex ring 230 abuts against the main housing 10.

The convex ring 230 comprises an abutting surface 3, a first waterproof inclined surface 4 and a second waterproof inclined surface 5, wherein the first waterproof inclined surface 4 and the second waterproof inclined surface 5 are symmetrically arranged relative to the abutting surface 3

In this embodiment, the protruding ring 230 may be disposed on the top or middle portion of the sleeve 231, so that the longitudinal section of the waterproof ring 23 is of an "l-shape" type or a "t-shape" type.

Referring to fig. 2, the waterproof ring 23 includes a first waterproof ring 232 and a second waterproof ring 233, the first waterproof ring 232 is nested in the groove 20, and the sleeve 231 abuts against the clamping seat 21.

Concave-convex structure 22 includes trip 220, waterproof slot 222 and spacing portion 221, trip 220 includes locating piece 223 and skew wall 224, spacing portion 221 includes locating platform 225, locating piece 223 with locating platform 225 restricts the waterproof circle 233 of second cover is established in waterproof slot 222, skew wall 224 with locating piece 223 fixed connection just skew wall 224 for locating piece 223 slope sets up. The inclined wall 224 facilitates the bottom cover 19 to be clamped into the main housing 10.

The hook 220 is disposed at an opening end of the bracket 18, the limiting portion 221 is provided with a block 226, and the block 226 is engaged with the main housing 10.

In this embodiment, the main housing 10 includes a through hole 101, the latch 226 is disposed on the peripheral edge of the limiting portion 221, and the latch 226 is latched into the through hole 101 in the main housing 10, so that the bottom cover 19 is fixedly connected to the main housing 10.

Preferably, the first waterproof ring 232 and the second waterproof ring 233 are both of an integrally formed structure, and the first waterproof ring 232 and the second waterproof ring 233 are both of a "t-shape" type or a "t-shape" type ring structure.

Further, the main housing 10 includes a clamping frame 100, the clamping frame 100 is mounted on the clamping base 21 and abuts against the convex ring 230, and the abutting surface 3 abuts against the wall surface of the clamping frame 100.

Referring to fig. 2 to 5, the waterproof ring further includes a switch waterproof plug 15 and a plurality of lamp hole waterproof plugs 13, the body 1 includes a switch button 16 and a mounting frame 6, the lamp hole waterproof plugs 13 are mounted on the mounting frame 6 at intervals, and the switch waterproof plugs are mounted between the switch button 16 and the main housing 10.

Referring to fig. 5, the switch waterproof plug 15 includes an installation cylinder 151 and a water collecting tank 150, the installation cylinder 151 is sleeved on the switch button 16, and the water collecting tank 150 is recessed in the sleeve 231.

In this embodiment, the waterproof switch plug 15 is installed in the main casing 10, the switch button 16 and the decorative panel 12 are installed, the installation tube 151 of the sleeve 231 abuts against the decorative panel 11, the protruding ring 230 is provided with an abutting surface 3, and the abutting surface 3 abuts against the main casing 10. The waterproof switch plug 15 achieves the waterproof requirement at the position of the switch button 16 through interference fit with the switch button and the main shell 10.

Further, the body comprises a decorative panel 11, a decorative cover 12, a circuit board 14 and a toothbrush head 17; the decorative panel 11 and the mounting frame 6 are fixedly connected with the main housing 10, the decorative cover 12 is mounted on the bottom cover 19, the switch button 16 is connected with the circuit board 14, and the toothbrush head 17 is movably mounted above the support 18.

The utility model discloses an assembly step of waterproof construction assembly of electric toothbrush:

1. sleeving the first waterproof ring 232 on the bracket 18 to form an internal movement;

2. the main housing 10 and the bracket 18 are mounted together, and the first waterproof ring 232 is matched with the main housing 10 to meet the waterproof requirement;

3. the decorative cover 12 is arranged in the main shell 10 with the bracket 18, the second waterproof ring 233 is sleeved in the waterproof groove 222 to form a bottom cover waterproof component, and finally the bottom cover waterproof component is arranged in the main shell 10, and the second waterproof ring 233 is matched with the inner wall of the main shell 10 to meet the waterproof requirement of the bottom cover 19;

4. the waterproof plug 13 for the lamp hole and the waterproof plug 15 for the switch are installed in the main casing 10, and then the switch button 16 and the decorative panel 12 are installed, so that the waterproof requirement of the lamp hole and the switch button 16 is met through interference fit.

The utility model discloses a waterproof circle 23 of electric toothbrush waterproof construction assembly is "T" type loop configuration, trip 220 spacing portion 221 with cassette 21 restriction waterproof circle 23 cover is established in waterproof groove 222 or recess 20, waterproof circle 23 utilizes the bulge loop 230 resilience deformation reach with the waterproof effect of main casing body 10 butt, cassette 21 with concave-convex structure 22 not only can with main casing body 10 fixed connection, can also be right waterproof circle 23 is spacing, so that waterproof circle 23 with main casing body 10 butt is more firm, and then has improved waterproof sealing performance.

Of course, the present invention can also have other various embodiments, and based on the embodiments, those skilled in the art can obtain other embodiments without any creative work, and all of them belong to the protection scope of the present invention.

Claims

1. A waterproof structure component of an electric toothbrush is characterized by comprising a body and the waterproof structure component, wherein the body comprises a main shell, a support and a bottom cover, the support and the bottom cover are arranged in the main shell, and the waterproof structure component comprises a waterproof ring, a clamping seat and a groove which are arranged on the support and a concave-convex structure which is arranged on the bottom cover;

the waterproof ring comprises a sleeve and at least one convex ring fixedly connected with the sleeve, and the convex ring is abutted against the main shell; the waterproof ring comprises a first waterproof ring and a second waterproof ring, the first waterproof ring is sleeved in the groove, and the sleeve abuts against the clamping seat;

the concave-convex structure comprises a clamping hook, a waterproof groove and a limiting part, the clamping hook comprises a positioning block and an inclined wall, the inclined wall is fixedly connected with the positioning block and is inclined relative to the positioning block, the limiting part comprises a positioning table, and the positioning block is limited by the positioning table and is sleeved with the second waterproof ring in the waterproof groove.

2. The waterproof structural assembly for an electric toothbrush according to claim 1, wherein the collar includes an abutment surface, a first waterproof slope and a second waterproof slope, the first waterproof slope and the second waterproof slope being symmetrically disposed with respect to the abutment surface.

3. The waterproof structure assembly for electric toothbrush of claim 1, wherein the first waterproof ring and the second waterproof ring are integrally formed, and both the first waterproof ring and the second waterproof ring are in a separation type or an L-type annular structure.

4. The waterproof structure component of an electric toothbrush according to claim 2, wherein the main housing comprises a clamping frame, the clamping frame is mounted on the clamping seat and abuts against the convex ring, and the abutting surface abuts against the wall surface of the clamping frame.

5. The waterproof structure component of an electric toothbrush according to claim 1, wherein the hook is disposed at the opening end of the bracket, the limiting portion is provided with a block, and the block is engaged with the main housing.

6. The waterproof structure assembly for electric toothbrush according to claim 1, wherein the waterproof ring further comprises a waterproof plug for switch, a plurality of waterproof plugs for lamp hole, the body comprises a switch button and a mounting rack, the waterproof plugs for lamp hole are mounted on the mounting rack at intervals, and the waterproof plugs for switch are mounted between the switch button and the main housing.

7. The waterproof structural component of the electric toothbrush according to claim 6, wherein the waterproof plug of the switch comprises a mounting cylinder and a water accumulating tank, the mounting cylinder is sleeved on the switch button, and the water accumulating tank is concavely arranged in the sleeve.

8. The waterproof structural component of an electric toothbrush according to claim 6, wherein the body comprises a decorative panel, a decorative cover, a circuit board, a toothbrush head; the decoration panel the mounting bracket all with main casing body fixed connection, the dress trim cover is installed on the end cover, shift knob with the circuit board is connected, toothbrush head movable mounting be in the support top.