CN109106460B - electric toothbrush - Google Patents
electric toothbrush Download PDFInfo
- Publication number
- CN109106460B CN109106460B CN201810890898.2A CN201810890898A CN109106460B CN 109106460 B CN109106460 B CN 109106460B CN 201810890898 A CN201810890898 A CN 201810890898A CN 109106460 B CN109106460 B CN 109106460B
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- China
- Prior art keywords
- light
- handle
- transmitting
- piece
- electric toothbrush
- Prior art date
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- 238000001746 injection moulding Methods 0.000 claims abstract description 31
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 5
- 239000003292 glue Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 2
- 238000007639 printing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- 230000002787 reinforcement Effects 0.000 description 9
- 238000003825 pressing Methods 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/225—Handles or details thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/24—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously
- A61C17/26—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like rotating continuously driven by electric motor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
Landscapes
- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Brushes (AREA)
Abstract
The invention discloses an electric toothbrush, and belongs to the field of toothbrushes. The electric toothbrush includes: the toothbrush comprises a handle, a toothbrush head arranged on the handle, and a light-transmitting piece arranged on the wall of the handle; the inside of the handle is provided with a signal indicator lamp corresponding to the light-transmitting piece and a movement for driving the toothbrush head to vibrate or rotate; the light-transmitting piece is prepared and obtained through a primary injection molding process and is connected with the handle through a secondary injection molding process; the light-transmitting piece is provided with a positioning part, and the positioning part is used for positioning the light-transmitting piece in the process of the secondary injection molding process. According to the invention, the light-transmitting piece is connected with the handle through the secondary injection molding process, so that the light-transmitting piece and the handle can be formed without gaps, and the waterproof capability between the light-transmitting piece and the handle can reach the IPX7 waterproof grade, so that the waterproof capability of the electric toothbrush is improved; in addition, through setting up the location portion on the printing opacity spare, can fix a position the printing opacity spare at the in-process of secondary injection molding technology, the going on of secondary injection molding of being convenient for improves electric toothbrush's production efficiency.
Description
Technical Field
The invention relates to the field of toothbrushes, in particular to an electric toothbrush.
Background
Currently, a signal indicator light is usually installed in a handle of an electric toothbrush to display the working state of the electric toothbrush, for example, a user can be reminded of charging by changing the light color of the signal indicator light. In order to ensure the waterproof performance of the electric toothbrush and enable a user to observe the lamplight color of the signal indicator lamp, a light-transmitting piece corresponding to the signal indicator lamp is generally arranged on the wall of a handle of the electric toothbrush.
In the prior art, a glue dispenser is generally used to bond the light-transmitting member with the handle.
The inventors found that the prior art has at least the following problems:
because the light-transmitting piece is connected with the handle in a glue bonding mode, the electric toothbrush has poor waterproof capability and has waterproof hidden trouble.
Disclosure of Invention
Embodiments of the present invention provide an electric toothbrush that can solve the above-described problems. The technical scheme is as follows:
an electric toothbrush, the electric toothbrush comprising: the toothbrush comprises a handle, a toothbrush head arranged on the handle and a light-transmitting piece arranged on the wall of the handle;
the inside of the handle is provided with a signal indicator light corresponding to the light-transmitting piece and a movement for driving the toothbrush head to vibrate or rotate;
the light-transmitting piece is prepared and obtained through a primary injection molding process and is connected with the handle without gaps through a secondary injection molding process;
the light-transmitting piece is provided with a positioning part, and the positioning part is used for positioning the light-transmitting piece in the process of the secondary injection molding process.
In one possible design mode, a double-layer stepped light-transmitting window is arranged on the wall of the handle, and a small step part and a large step part of the light-transmitting window are sequentially arranged from outside to inside;
the light-transmitting member includes: the light-transmitting body and the positioning part are respectively arranged on the supporting part;
the light-transmitting body is connected with the inner wall of the small step part in a gapless way;
the supporting part is connected with the inner wall of the large step part in a gapless way.
In one possible design, the light-transmitting body is a housing structure with an opening on the inner side.
In one possible design, the light-transmitting member includes a plurality of the positioning portions;
the positioning parts are uniformly distributed at intervals along the periphery of the light-transmitting body.
In one possible design, the positioning portion is a through hole structure.
In one possible design, a tact switch electrically connected with the movement is arranged inside the handle;
a button assembly for controlling the on and off of the tact switch is arranged on the wall of the handle.
In one possible design, the button assembly includes:
a mounting port disposed on the handle wall;
the stress piece is arranged in the mounting port and connected with the handle through a spring arm;
a button arranged on the stress piece;
the elastic waterproof piece is sleeved on the stress piece and is used for sealing a gap between the stress piece and the mounting port;
the button is configured to, when in a depressed state, depress the resilient arm until the force-receiving member is brought into contact with the tact switch.
In one possible design, the elastic waterproof member is disposed between the force-receiving member and the handle by a two-shot molding process.
In one possible design, a plurality of first tooth-shaped grooves are arranged on the inner wall of the mounting opening;
a plurality of second toothed grooves are formed in the outer wall of the stress piece;
the outer wall of the elastic waterproof piece is provided with a plurality of first bulges matched with the first toothed grooves, and the inner wall of the elastic waterproof piece is also provided with a plurality of second bulges matched with the second toothed grooves.
In one possible embodiment, the handle is provided with a guide for mounting the movement.
The technical scheme provided by the embodiment of the invention has the beneficial effects that at least:
according to the electric toothbrush provided by the embodiment of the invention, the light-transmitting piece is connected with the handle in a gapless way through the secondary injection molding process, so that the gapless forming of the light-transmitting piece and the handle can be realized, and the waterproof capability between the light-transmitting piece and the handle can reach the IPX7 waterproof grade, so that the waterproof capability of the electric toothbrush is improved; in addition, through setting up the location portion on the printing opacity spare, can fix a position the printing opacity spare at the in-process of secondary injection molding technology, the going on of secondary injection molding of being convenient for improves electric toothbrush's production efficiency.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an electric toothbrush according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a transparent member according to an embodiment of the present invention;
FIG. 3 is a schematic view of the internal structure of a handle according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an injection mold according to an embodiment of the present invention.
FIG. 5 is a schematic view of a partial internal structure of a handle according to an embodiment of the present invention;
FIG. 6 is an exploded view of a button assembly provided in an embodiment of the present invention;
fig. 7 is a schematic structural view of an elastic waterproof member according to an embodiment of the present invention.
Wherein, each reference numeral in the drawings is as follows:
1-a handle;
11-a light-transmitting window;
12-tact switch;
13-positioning grooves;
14-PCBA board;
15-a guide;
2-a toothbrush head;
3-a light-transmitting member;
31-a positioning part;
32-a support;
33-a light-transmitting body;
a 4-button assembly;
41-mounting port;
411-first tooth-like slots;
42-elastic arm;
43-force-bearing member;
431-second tooth grooves;
432-body;
433-reinforcement;
44-buttons;
441—a pressing portion;
442-a connection;
45-elastic waterproof piece;
451-a first protrusion;
452-second bump;
a-an injection mold;
a1-prefabricating holes;
a2-positioning protrusions.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
It should be noted that, the electrical connection according to the embodiment of the present invention refers to connection by electric wires.
An embodiment of the present invention provides an electric toothbrush, as shown in fig. 1, comprising: the electric toothbrush includes: the toothbrush comprises a handle 1, a toothbrush head 2 arranged on the handle 1, and a light-transmitting piece 3 arranged on the wall of the handle 1; the inside of the handle 1 is provided with a signal indicator lamp corresponding to the light-transmitting piece 3 and a movement for driving the toothbrush head 2 to vibrate or rotate; the light-transmitting piece 3 is prepared and obtained through a primary injection molding process and is connected with the handle 1 without gaps through a secondary injection molding process; the light-transmitting member 3 is provided with a positioning portion 31 (see fig. 2), and the positioning portion 31 is used for positioning the light-transmitting member 3 during the secondary injection molding process.
It will be appreciated that when the light-transmitting member 3 is connected to the handle 1 by the secondary injection molding process, the light-transmitting member 3 obtained by the primary injection molding process is placed in the injection mold a of the handle 1, and then the secondary injection molding is performed, so that the handle 1 having the light-transmitting member 3 provided on the wall thereof is obtained. The injection mold a is also provided with a positioning member adapted to the positioning portion 31 of the light-transmitting member 3.
According to the electric toothbrush provided by the embodiment of the invention, the light-transmitting piece 3 is connected with the handle 1 in a gapless way through the secondary injection molding process, so that the light-transmitting piece 3 and the handle 1 can be formed in a gapless way, and the waterproof capability between the light-transmitting piece 3 and the handle 1 can reach the IPX7 waterproof grade, so that the waterproof capability of the electric toothbrush is improved; in addition, through setting up location portion 31 on printing opacity spare 3, can be at the in-process of secondary injection molding technology to printing opacity spare 3 location, the going on of secondary injection molding of being convenient for improves electric toothbrush's production efficiency.
Based on the premise of simple structure and convenient preparation, in the embodiment of the invention, as shown in figure 3, a double-layer stepped light-transmitting window 11 is arranged on the wall of the handle 1, and the small step part and the large step part of the light-transmitting window 11 are sequentially arranged from outside to inside; the light transmitting member 3 includes: a supporting portion 32, a light-transmitting body 33 and a positioning portion 31 (see fig. 2) respectively provided on the supporting portion 32; the light-transmitting body 33 is connected with the inner wall of the small step part without gaps; the support portion 32 is connected to the inner wall of the large step portion without a gap.
The small step portion and the large step portion of the light-transmitting window 11 are sequentially provided from the outside to the inside of the handle 1.
Through setting up as above, through the light-transmitting body 33 with the light-transmitting piece 3 and the little step portion connection of handle 1, can only make the user observe the light change of the inside signal indication lamp of handle 1, and can't observe other parts inside handle 1, this aesthetic property that has improved handle 1 has increased user experience.
In order to facilitate a user to clearly observe the light color of the signal indicator, in the embodiment of the present invention, the light-transmitting body 33 is a housing structure with an opening on the inner side. By means of the arrangement, the lamplight of the signal indicator lamp can directly penetrate through a layer of shell outside the light-transmitting body 33 from the inside of the handle 1 to enter the naked eyes of a user, so that the loss of the lamplight intensity of the signal indicator lamp is reduced.
The inner side of the light-transmitting body 33 is the side of the light-transmitting body 33 near the movement.
Regarding the number of the transparent bodies 33, the number of the signal lamps may be set according to the number of the signal lamps, for example, if a plurality of signal lamps are provided, one integral transparent body 33 or a plurality of transparent bodies 33 may be provided on the supporting portion 32, and one transparent body 33 corresponds to one signal lamp or a plurality of signal lamps. Of course, if the distance between the adjacent signal indicator lamps is too large, a plurality of light-transmitting members 3 may be disposed on the wall of the handle 1, and one light-transmitting member 3 corresponds to one signal indicator lamp or a plurality of signal indicator lamps.
In addition, the material of the light-transmitting body 33 may be resin. Since the transparent member 3 is obtained by one-time injection molding, the material of the supporting portion 32 and the positioning portion 31 on the transparent member 3 may be resin for facilitating the preparation of the transparent member 3.
As described above, the light-transmitting member 3 is placed in the injection mold a of the handle 1 to prepare the handle 1 having the light-transmitting member 3 provided on the wall thereof. It will be appreciated that the injection mold a is provided with a two-layered stepped pre-fabricated hole A1 (see fig. 4) for functioning as the light-transmitting window 11 of the handle 1. Correspondingly, the supporting portion 32 and the light-transmitting body 33 of the light-transmitting member 3 are configured to be matched with the inner profile of the preformed hole A1 of the injection mold a, for example, if the preformed hole A1 is sequentially configured to be a strip-shaped hole structure from outside to inside, the supporting portion 32 and the light-transmitting body 33 are both configured to be a strip-shaped structure.
In order to effectively position the light-transmitting member 3 during the secondary injection molding process, in the embodiment of the present invention, as shown in fig. 2, the light-transmitting member 3 includes a plurality of positioning portions 31; the positioning portions 31 are uniformly spaced along the periphery of the transparent body 33.
Regarding the number of the positioning portions 31, 2 to 4 may be provided, which is convenient for positioning the light-transmitting member 3 and for production and manufacture of the light-transmitting member 3. For example, a positioning portion 31 may be disposed at each of two ends of the light-transmitting body 33 (see fig. 2).
In addition, the positioning portion 31 may be provided in a protruding structure or a through hole structure, and the embodiment of the present invention is preferably used based on the feature that the through hole structure is convenient for secondary injection molding. It is to be understood that the injection mold a is provided with the positioning projections A2 corresponding to the positioning portions 31 of the light transmissive member 3. The positioning portion 31 is configured as a hole structure adapted to the structure of the positioning protrusion A2 of the injection mold a, for example, if the positioning protrusion A2 is cylindrical, the positioning portion 31 is a circular hole structure.
In the embodiment of the invention, in order to ensure the strength of the handle 1, when a user holds the handle 1 of the electric toothbrush, the handle 1 is not easy to deform, and the movement inside the handle 1 can be further protected. When the electric toothbrush is manufactured, the light-transmitting piece 3 can be molded once by using hard glue, and then the handle 1 provided with the light-transmitting piece 3 can be molded again by using the hard glue.
In order to improve the usability of the electric toothbrush, in the embodiment of the invention, a tact switch 12 (see fig. 5) electrically connected with the movement is arranged inside the handle 1; a button assembly 4 (see fig. 6) for controlling the opening and closing of the tact switch 12 is provided on the wall of the handle 1.
It will be appreciated that movement is well known in the art and includes a motor, a power source, and a fixed connection via a connector.
The motor may be an acoustic motor or a rotary motor. In addition, the battery may be a secondary battery or a dry battery.
As shown in fig. 3, a positioning groove 13 is provided on the inner wall of the handle 1, and the positioning groove 13 is used for fixing the movement. Wherein, the connecting piece of the movement is provided with a clamping piece which can be fixed in the positioning groove 13 in a buckling connection mode.
In addition, as shown in fig. 5, the tact switch 12 is electrically connected to the motor through a PCBA board (Printed Circuit Board Assembly, printed circuit board of mounting element) 14.
Based on the premise of simple structure and convenient preparation, as shown in fig. 5 and fig. 6, in the embodiment of the invention, the button assembly 4 includes: a mounting opening 41 provided in the wall of the handle 1; a force receiving member 43 disposed in the mounting port 41 and connected to the handle 1 via a spring arm 42; a button 44 provided on the force receiving member 43; the elastic waterproof piece 45 is sleeved on the stress piece 43, and the elastic waterproof piece 45 is used for sealing a gap between the stress piece 43 and the mounting port 41; the button 44 is configured such that, when in a pressed state, the spring arm 42 can be depressed until the force-receiving member 43 is brought into contact with the tact switch 12.
With the above arrangement, when the electric toothbrush is used, the button 44 is pressed, so that the button 44 applies a downward force to the force receiving member 43. Because the force-bearing piece 43 is connected with the elastic arm 42, the button 44 can be driven to press the elastic arm 42, and the elastic waterproof piece 45 is deformable until the force-bearing piece 43 is contacted with the tact switch 12, so that the movement can drive the toothbrush head 2 of the electric toothbrush to rotate or vibrate. Then, the pressing of the button 44 is stopped, and at this time, the elastic arm 42 drives the force receiving member 43 and the button 44 to reset. After the electric toothbrush is used, the button 44 can be pressed again, so that the movement can be stopped to drive the toothbrush head 2 of the electric toothbrush to rotate or vibrate.
The button assembly 4 provided by the embodiment of the invention not only can realize the control of the on and off of the tact switch 12, but also can prevent water from flowing into the handle 1 from the gap between the button assembly 4 and the handle 1, thereby preventing the electric toothbrush from leaking water.
With respect to the structure of the button 44, an example is given in the embodiment of the present invention, and as shown in fig. 5, the button 44 includes: the pressing portion 441, and a connection portion 442 connected to the pressing portion 441, the connection portion 442 being connected to the force receiving member 43.
Specifically, in order to improve the integrity of the handle 1 and in order to improve the aesthetic appearance of the electric toothbrush, the pressing portion 441 of the button 44 is provided in a structure adapted to the contour of the mounting opening 41. For example, if the mounting opening 41 is a strip-shaped through hole structure, the pressing portion 441 of the button 44 is also configured as a strip-shaped structure adapted to the strip-shaped through hole.
In addition, the pressing portion 441 and the connecting portion 442 of the button 44 may be integrally formed, so as to improve the connection strength therebetween.
The structure of the connection portion 442 of the button 44 is related to the structure and connection manner of the force receiving member 43. An example is given below regarding the structure of the force receiving member 43, as shown in fig. 5, the force receiving member 43 includes: a body 432, a reinforcement 433; the body 432 is provided with a clamping groove, and the reinforcement 433 is arranged in the clamping groove; the connecting portion 442 of the button 44 is disposed in the slot and sleeved on the reinforcement 433.
The clamping groove of the body 432 is configured to be matched with the outer contour of the connecting portion 442 of the button 44, for example, if the connecting portion 442 of the button 44 is in a cylindrical structure, the clamping groove of the body 432 may be configured as a circular groove structure.
In addition, the connection portion 442 of the button 44 may be engaged with the reinforcement 433, so as to facilitate replacement of the button 44. Specifically, the outer wall of the reinforcement 433 may be provided with a clamping groove, and the inner wall of the connecting portion 442 of the button 44 is provided with a clamping block adapted to the clamping groove of the reinforcement 433; alternatively, the outer wall of the reinforcement 433 may be provided with a locking block, and the inner wall of the connection portion 442 of the button 44 is provided with a locking groove adapted to the locking block of the reinforcement 433.
Regarding the connection mode of the body and the reinforcement 433, the connection may be performed by means of glue bonding.
In the embodiment of the present invention, in order to improve the waterproof capability of the elastic waterproof member 45, the elastic waterproof member 45 may be disposed between the force receiving member 43 and the handle 1 through a secondary injection molding process.
It will be appreciated that when the handle 1 provided with the elastic waterproof member 45 and the light-transmitting member 3 is manufactured by first placing the elastic waterproof member 45 and the light-transmitting member 3 obtained by one injection molding process in the injection mold a, and then performing injection molding.
In order to firmly connect the elastic waterproof member 45 with the handle 1, in the embodiment of the present invention, as shown in fig. 6, a plurality of first tooth-shaped slots 411 are provided on the inner wall of the mounting opening 41; the outer wall of the stress piece 43 is provided with a plurality of second toothed grooves 431; as shown in fig. 7, the outer wall of the elastic waterproof piece 45 is provided with a plurality of first protrusions 451 matching with the first toothed slot 411, and the inner wall is also provided with a plurality of second protrusions 452 matching with the second toothed slot 431.
By the arrangement, the contact area between the elastic waterproof piece 45 and the inner wall of the mounting opening 41 and the contact area between the elastic waterproof piece and the stress piece 43 can be increased, and the connection strength between the elastic waterproof piece and the stress piece can be improved.
The outer wall of the body 432 of the force receiving member 43 is provided with a first tooth slot 411.
The number of the first tooth slots 411 may be plural, or alternatively, a single ring of the first tooth slots 411 may be provided on the inner wall of the mounting port 41. Similarly, the number of the second tooth grooves 431 may be plural, or alternatively, a single ring of the second tooth grooves 431 may be provided on the outer wall of the body 432 of the force receiving member 43.
Wherein, the bottom wall of the elastic waterproof piece 45 is provided with a groove for accommodating the elastic arm 42. The groove is configured to be matched with the outline of the elastic arm 42, for example, if the elastic arm 42 is configured to be an arc-shaped strip structure, an arc-shaped strip groove matched with the arc-shaped strip structure is disposed on the bottom wall of the elastic waterproof piece 45.
Similarly, the number of grooves on the bottom wall of the elastic waterproof member 45 may be the same as the number of elastic arms 42, for example, if two elastic arms 42 are symmetrically disposed between the handle 1 and the force-bearing member 43, two grooves for accommodating the elastic arms 42 are also symmetrically disposed on the bottom wall of the elastic waterproof member 45.
In order to facilitate the mounting of the movement in the handgrip 1, in the embodiment of the invention, as shown in fig. 3, the inside of the handgrip 1 is provided with a guide 15 for mounting the movement.
Wherein the guide 15 may comprise a plurality of ribs spaced along the inner wall of the handle 1. It is understood that the space enclosed by the ribs is adapted to the contour of the movement. Through the arrangement, the positioning function can be achieved on the movement, the movement is prevented from shaking in the shell, and the movement work is facilitated.
In addition, the guide 15 may be provided on the inner wall of the handle 1 by injection molding.
In the embodiment of the invention, the bottom of the handle 1 is provided with the supporting seat, so that the electric toothbrush can be conveniently charged and fixed.
Any combination of the above-mentioned optional solutions may be adopted to form an optional embodiment of the present disclosure, which is not described herein in detail.
The above description is illustrative of the invention and is not intended to limit the scope of the invention, but any modifications, equivalents, improvements, etc. within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (9)
1. An electric toothbrush, the electric toothbrush comprising: the toothbrush comprises a handle (1), a toothbrush head (2) arranged on the handle (1) and a light-transmitting piece (3) arranged on the wall of the handle (1);
a signal indicator lamp corresponding to the light-transmitting piece (3) and a movement for driving the toothbrush head (2) to vibrate or rotate are arranged in the handle (1);
the light-transmitting piece (3) is prepared and obtained by a primary injection molding process through hard glue, and is connected with the handle (1) in a gapless manner by a secondary injection molding process through the hard glue;
the light-transmitting piece (3) is provided with a positioning part (31), and the positioning part (31) is used for positioning the light-transmitting piece (3) in the process of the secondary injection molding process;
a tact switch (12) electrically connected with the movement is arranged in the handle (1);
a button component (4) for controlling the switch of the tact switch (12) is arranged on the wall of the handle (1);
the button assembly (4) comprises:
a mounting opening (41) arranged on the wall of the handle (1);
a stress piece (43) which is arranged in the mounting opening (41) and is connected with the handle (1) through a spring arm (42);
a button (44) provided on the force receiving member (43);
the button (44) is configured to, when in a pressed state, press down the resilient arm (42) until the force receiving member (43) is brought into contact with the tact switch (12).
2. The electric toothbrush according to claim 1, characterized in that a double-layer stepped light-transmitting window (11) is arranged on the wall of the handle (1), and a small step part and a large step part of the light-transmitting window (11) are sequentially arranged from outside to inside;
the light-transmitting member (3) includes: a support portion (32), a light-transmitting body (33) and the positioning portion (31) which are respectively provided on the support portion (32);
the light-transmitting body (33) is connected with the inner wall of the small step part in a gapless way;
the supporting part (32) is connected with the inner wall of the large step part without gaps.
3. The electric toothbrush according to claim 2, characterized in that the light-transmitting body (33) is a housing structure with an opening on the inside.
4. The electric toothbrush according to claim 2, characterized in that the light-transmitting member (3) comprises a plurality of the positioning portions (31);
the positioning parts (31) are uniformly distributed at intervals along the periphery of the light-transmitting body (33).
5. The electric toothbrush according to claim 4, characterized in that the positioning portion (31) is a through-hole structure.
6. The electric toothbrush according to claim 1, wherein the button assembly (4) further comprises:
and the elastic waterproof piece (45) is sleeved on the stress piece (43), and the elastic waterproof piece (45) is used for sealing a gap between the stress piece (43) and the mounting opening (41).
7. The electric toothbrush according to claim 6, characterized in that the elastic waterproof element (45) is arranged between the force-receiving element (43) and the handle (1) by means of a two-shot molding process.
8. The electric toothbrush according to claim 6, characterized in that a plurality of first tooth-like grooves (411) are provided on an inner wall of the mounting opening (41);
a plurality of second toothed grooves (431) are formed in the outer wall of the stress piece (43);
the outer wall of the elastic waterproof piece (45) is provided with a plurality of first bulges (451) which are matched with the first toothed groove (411), and the inner wall of the elastic waterproof piece is also provided with a plurality of second bulges (452) which are matched with the second toothed groove (431).
9. The electric toothbrush according to any one of claims 1 to 8, characterized in that the interior of the handle (1) is provided with a guide (15) for mounting the movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810890898.2A CN109106460B (en) | 2018-08-07 | 2018-08-07 | electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810890898.2A CN109106460B (en) | 2018-08-07 | 2018-08-07 | electric toothbrush |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109106460A CN109106460A (en) | 2019-01-01 |
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| CN113365459B (en) * | 2021-06-29 | 2024-10-11 | 格力大松（宿迁）生活电器有限公司 | Shell injection structure and tooth flusher |
| CN117598810A (en) * | 2023-03-16 | 2024-02-27 | 广州星际悦动股份有限公司 | Handle shell of electric toothbrush, electric toothbrush and handle shell forming process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3208870U (en) * | 2016-06-15 | 2017-02-23 | 寧波賽嘉電器有限公司 | Electric toothbrush handle and electric toothbrush |
| CN207152215U (en) * | 2017-08-31 | 2018-03-30 | 宁波澳乐比口腔护理用品有限公司 | A kind of electric tooth brush holder |
| CN207412253U (en) * | 2017-01-24 | 2018-05-29 | 江门市西屋厨房小家电有限公司 | A kind of button sealing structure of electric toothbrush |
| CN209074984U (en) * | 2018-08-07 | 2019-07-09 | 舒可士（深圳）科技有限公司 | Electric toothbrush |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7636976B2 (en) * | 2002-12-30 | 2009-12-29 | The Procter & Gamble Company | Power toothbrush |
| CN205586102U (en) * | 2014-12-01 | 2016-09-21 | 洁碧有限公司 | Waterproof wireless oral cavity flusher |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3208870U (en) * | 2016-06-15 | 2017-02-23 | 寧波賽嘉電器有限公司 | Electric toothbrush handle and electric toothbrush |
| CN207412253U (en) * | 2017-01-24 | 2018-05-29 | 江门市西屋厨房小家电有限公司 | A kind of button sealing structure of electric toothbrush |
| CN207152215U (en) * | 2017-08-31 | 2018-03-30 | 宁波澳乐比口腔护理用品有限公司 | A kind of electric tooth brush holder |
| CN209074984U (en) * | 2018-08-07 | 2019-07-09 | 舒可士（深圳）科技有限公司 | Electric toothbrush |
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