CN207721913U - Proof fastener and electric toothbrush - Google Patents
Proof fastener and electric toothbrush Download PDFInfo
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- CN207721913U CN207721913U CN201720424050.1U CN201720424050U CN207721913U CN 207721913 U CN207721913 U CN 207721913U CN 201720424050 U CN201720424050 U CN 201720424050U CN 207721913 U CN207721913 U CN 207721913U
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- fastener
- face
- axle sleeve
- proof
- hole
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Abstract
A kind of proof fastener, including fastener body, the fastener body has engaging portion at least one, the fastener body and the axle sleeve with through hole equipped with one, the axle sleeve is located at side of the fastener body far from the engaging portion, and the through hole runs through the fastener body and the axle sleeve together；A kind of electric toothbrush, including Handleset and brush head assembly：The Handleset includes the driving motor for driving the brush head assembly vibration, and the output shaft of the driving motor is equipped with the proof fastener, and the output shaft passes through the proof fastener from the through hole.The utility model provides a kind of good proof fastener of water resistance and electric toothbrush.
Description
Technical field
The utility model belongs to electric toothbrush technology field, is a kind of proof fastener and electric toothbrush specifically.
Background technology
Toothbrush is a kind of brush for cleaning tooth, belongs to the necessity of people's life.With the development of science and technology,
Electric toothbrush occurs as new toothbrush form.Investigation display, electric toothbrush is more scientific and effective compared with ordinary toothbrush,
Plaque can be removed, reduce the mouth diseases such as gingivitis, periodontosis and bleeding gums, thus be increasingly subject to the welcome of people.
Current electric toothbrush is mainly based on vibration principle.Such electric toothbrush by electric core it is quick rotation or
Vibrations make brush head generate high-frequency vibration, and toothpaste is resolved into subtle foam, deeply cleans teeth space by moment；At the same time, bristle
Trembling can promote the blood circulation in oral cavity, have massage effect to gingiva tissue.
Due to electric toothbrush required under wet environment, if without good waterproof measure, motor will be caused because of infiltration
The damage of core and other component, and danger of hazardous electrical discharges may be caused.And existing electric toothbrush, waterproof effect are unsatisfactory.
Utility model content
In order to overcome the deficiencies of the prior art, the utility model provides a kind of proof fastener and electric toothbrush, have good
Good water resistance.
The purpose of this utility model is achieved through the following technical solutions：
A kind of proof fastener, including fastener body：
The fastener body has engaging portion at least one, the fastener body and the axle sleeve with through hole equipped with one；
The axle sleeve is located at side of the fastener body far from the engaging portion, and the through hole runs through the button together
Part ontology and the axle sleeve.
As an improvement of the above technical solution, a side surface of the fastener body far from the axle sleeve is equipped with one and accommodates
Hole, the receiving hole is connected to the through hole forms a stepped hole.
As a further improvement of the above technical scheme, the fastener body is equipped with one close to a side surface of the axle sleeve
Stage portion, the axle sleeve are set to the surface of the stage portion.
As a further improvement of the above technical scheme, the engaging portion includes positioned opposite and protrudes from the fastener sheet
The the first snapping arm and the second snapping arm of body, the first snapping arm are connect with the second snapping arm through the fastener body.
As a further improvement of the above technical scheme, the fastener body is equipped with engaging portion at two, the engaging portion
Along the receiving hole radial direction and the fastener body both sides of living apart.
A kind of electric toothbrush, including Handleset and brush head assembly：
The Handleset includes the driving motor for driving the brush head assembly vibration, the output of the driving motor
Axis is equipped with the proof fastener described in any of the above item, and the output shaft passes through the proof fastener from the through hole.
As an improvement of the above technical solution, the Handleset includes shell and is disposed in the housing the motor branch in portion
Frame：
The electric machine support is equipped with the driving motor and motor shock absorption pad, and the motor shock absorption pad is equipped at least one
Lug boss of the place for being buckled in the engaging portion, the proof fastener are buckled on the motor shock absorption pad.
As a further improvement of the above technical scheme, the motor shock absorption pad has first end face, second end face and company
Connect the ring body of the first end face and the second end face：
The ring body outer wall is equipped at least one groove, and the groove is from the first end face to the second end face
Extend, the second end face is equipped at least one boss, and the boss is from the second end face and along far from the first end
The direction in face extends, and the boss is equipped with for realizing the block button hole snapped connection, and the first end face is equipped at least one
Locate the lug boss.
As a further improvement of the above technical scheme, side of the proof fastener far from the motor shock absorption pad is equipped with
One there is the thrust waterproof jacket through opening, the output shaft to be inserted into together with the axle sleeve described in opening.
As a further improvement of the above technical scheme, the axle sleeve and it is described through opening between be equipped with locking spring.
The utility model has the beneficial effects that：There is the fastener body of engaging portion at least one, fastener body by being arranged
And the axle sleeve with through hole equipped with one, so that proof fastener conveniently firmly can be buckled on Handleset and be formed closing knot
Structure, motor output shaft pass through proof fastener from through hole, and motor obtains the sealing protection of proof fastener, provides a kind of waterproof
Proof fastener of good performance and electric toothbrush.
To enable the above objects, features, and advantages of the utility model to be clearer and more comprehensible, preferred embodiment cited below particularly, and
The appended attached drawing of cooperation, is described in detail below.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is that the first axle for the proof fastener that the utility model embodiment 1 provides surveys perspective view；
Fig. 2 is the second radial projection figure figure of the proof fastener that the utility model embodiment 1 provides；
Fig. 3 is the proof fastener that the utility model embodiment 1 provides to sectional view；
Fig. 4 is the explosion radial projection figure for the electric toothbrush that the utility model embodiment 1 provides；
Fig. 5 is the partial enlarged view of electric toothbrush in Fig. 4；
Fig. 6 is the partial sectional view of the self-contained structure for the electric toothbrush that the utility model embodiment 1 provides；
Fig. 7 is the partial enlarged view of electric toothbrush in Fig. 6；
Fig. 8 is partial enlarged view at the M of electric toothbrush in Fig. 7；
Fig. 9 is the radial projection figure of the motor shock absorption pad for the electric toothbrush that the utility model embodiment 1 provides.
Main element symbol description：
1000- electric toothbrushes, 0100- proof fasteners, 0110- fastener bodies, 0111- receiving holes, 0112- stage portions,
0120- engaging portion, 0121- the first snapping arms, 0122- the second snapping arms, 0130- axle sleeves, 0140- through holes, 0200- handle groups
Part, 0210- shells, 0220- electric machine supports, 0230- driving motors, 0231- output shafts, 0240- motor shock absorption pads, 0241-
End face, 0241a- lug bosses, 0242- second end faces, 0243- ring bodies, 0244- boss, 0245- block button holes, 0250- stop
Waterproof jacket is pushed away, 0251- is through opening, 0260- locking springs, 0300- brush head assemblies.
Specific implementation mode
Proof fastener is carried out with electric toothbrush below with reference to relevant drawings for the ease of understanding the utility model, more complete
The description in face.The preferred embodiment of proof fastener and electric toothbrush is given in attached drawing.But proof fastener can with electric toothbrush
By by it is many it is different in the form of realize, however it is not limited to embodiment described herein.On the contrary, providing these embodiments
Purpose be make it is more thorough and comprehensive to proof fastener and the disclosure of electric toothbrush.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with the technology for belonging to the utility model
The normally understood meaning of technical staff in domain is identical.Herein in the art used in the description of proof fastener and electric toothbrush
Language, which is only for the purpose of describing specific embodiments, is not intended to limit the utility model.Term as used herein " and/
Or " include one or more relevant Listed Items any and all combinations.
Embodiment 1
Referring to Fig. 1, proof fastener 0100 includes fastener body 0110：
There is fastener body 0110 engaging portion 0120 at least one, fastener body 0110 simultaneously to have through hole 0140 equipped with one
Axle sleeve 0130, axle sleeve 0130 is located at side of the fastener body 0110 far from engaging portion 0120, and through hole 0140 runs through button together
Part ontology 0110 and axle sleeve 0130.
Specifically, engaging portion 0120 is for realizing fastener body 0110 and the quasi- button for installing electric appliance (such as electric toothbrush 1000)
It connects, is not necessarily to additional installation tool, keeps assembly very convenient.Through hole 0140 for transmission shaft for passing through, axle sleeve 0130 and button
Part ontology 0110 is coated on transmission shaft and its driving structure is external, avoids outside moisture from invading, provides good waterproof effect.
Please refer to Fig. 2 and Fig. 3, it is preferable that a side surface of the fastener body 0110 far from axle sleeve 0130 is equipped with one and holds
Receive hole 0111, receiving hole 0111 is connected to through hole 0140 forms a stepped hole.
Specifically, receiving hole 0111 is 0,110 1 side surface of self-clinching fastener ontology, along the axial through removing material of through hole 0140
Expect.Meanwhile it is stepped hole that receiving hole 0111 is connected to through hole 0140, that is, the aperture of receiving hole 0111 is more than through hole
0140 aperture forms certain bit plane in the junction of receiving hole 0111 and through hole 0140, is transmission shaft and its driving knot
The location and installation of structure provides facility.
Here, transmission shaft and its driving structure are able to go deep into receiving hole 0111, it is effectively increased proof fastener 0100 and passes
Contact area between moving axis further improves waterproof action effect.
Preferably, fastener body 0110 is equipped with a stage portion 0112 close to a side surface of axle sleeve 0130, and axle sleeve 0130 is set
In the surface of stage portion 0112.
Specifically, stage portion 0112 can further increase the depth of receiving hole 0111, be conducive to provide larger contact area
And improve the connection structure of proof fastener 0100 and target seal.In addition, stage portion 0112 is also conducive to improve 0130 one end of axle sleeve
With the contact area of external component, ensure the stable connection of the two.
Preferably, engaging portion 0120 includes the first snapping arm 0121 positioned opposite and protruding from fastener body 0110 and the
Two snapping arms 0122, the first snapping arm 0121 are connect with the second snapping arm 0122 through fastener body 0110.
Specifically, 0122 equal self-clinching fastener ontology 0110 of the first snapping arm 0121 and the second snapping arm, and along identical extension
Direction extends outwardly.First snapping arm 0121, the second snapping arm 0122 and fastener body 0110 are formed by connecting one with one
The semicircular configuration of side opening for being buckled into for corresponding fastening structure, and makes engaging portion 0120 and button with interference fit relation
Fitting is bonded, and will not be got loose.
Preferably, fastener body 0110 is equipped with engaging portion 0120 at two, and engaging portion 0120 is radial along receiving hole 0111
And 0110 both sides of fastener body of living apart.
Specifically, the central part of engaging portion 0120 is located in the diametral plane of receiving hole 0111 at two, by both ends when snapping
And end position-limiting action is formed to counterpart, the balance of fastening structure is further enhanced, is occurred when generation one end being avoided to fix
Free end prying injustice phenomenon.
Preferably, through hole 0140 is also a shoulder hole structure, and the hole of through hole 0140 is without leave close to receiving hole 0111
Decay to one end far from receiving hole 0111 one end.
Fig. 4, Fig. 6 and Fig. 7 are please referred to, electric toothbrush 1000 includes Handleset 0200 and brush head assembly 0300：
Handleset 0200 includes the driving motor 0230 vibrated for driving brush component 0300, driving motor 0230
It includes above-described proof fastener 0100 that output shaft 0231, which is equipped with, and output shaft 0231 passes through waterproof button from through hole 0140
Part 0100.
Specifically, proof fastener 0100 is socketed on output shaft 0231, and is surrounded on outside output shaft 0231, keeps driving electric
Machine 0230 is isolated from the outside world, and moisture is avoided to invade, and Handleset 0200 is made to have good water resistance.
Preferably, Handleset 0200 includes shell 0210 and the electric machine support 0220 inside shell 0210：
Electric machine support 0220 is equipped with driving motor 0230 and motor shock absorption pad 0240, and motor shock absorption pad 0240 is equipped with one
Lug boss 0241a of the place for being buckled in engaging portion 0120, proof fastener 0100 are buckled on motor shock absorption pad 0240.
Specifically, lug boss 0241a is buckled into engaging portion 0120, and the two has interference fit relation.Here, engaging portion
0120 lock projection portion 0241a, makes proof fastener 0100 lock onto on motor shock absorption pad 0240.Proof fastener 0100 subtracts with motor
Shake pad 0240 is buckled in successively on driving motor 0230, and forms enclosure space with shell 0210, is played to driving motor 0230
Dual barrier acts on, and has good sealing water resistance.
Referring to Fig. 9, preferably, motor shock absorption pad 0240 has first end face 0241, second end face 0242 and connection the
The ring body 0243 of end face 0241 and second end face 0242：
0243 outer wall of ring body is equipped at least one groove, and groove prolongs from first end face 0241 to second end face 0242
It stretches, second end face 0242 is equipped at least one boss 0244, and boss 0244 is from second end face 0242 and along far from first end face
0241 direction extends, and boss 0244 is equipped with for realizing the block button hole 0245 snapped connection, and in first end face 0241 simultaneously
Equipped with lug boss 0241a at least one.
Specifically, lug boss 0241a is buckled into engaging portion 0120, and first end face 0241 is butted on fastener body 0110；The
Biend 0242 is connected in by block button hole 0245 on electric machine support 0220, and proof fastener 0100 is by motor shock absorption pad 0240
It is connected on electric machine support 0220,0230 one end of driving motor heads into receiving hole 0111 and securely fastens, tight to be formed
Sealing structure, waterproof effect is very ideal.
Please refer to Fig. 5 and Fig. 8, it is preferable that side of the proof fastener 0100 far from motor shock absorption pad 0240 is equipped with one
With the thrust waterproof jacket 0250 through opening 0251, output shaft 0231 is inserted through with axle sleeve 0130 in opening 0251 together.
Specifically, axle sleeve 0130 is placed on output shaft 0231, and then is integrally inserted into and is open running through for thrust waterproof jacket 0250
In 0251.Thrust waterproof jacket 0250 is set to the one end of proof fastener 0100 far from driving motor 0230, to 0100 shape of proof fastener
At position-limiting action, avoid that loosening and influencing waterproof effect for proof fastener 0100 occurs.
Further preferably, run through 0251 one end far from proof fastener 0100 of opening to match with 0231 shape of output shaft, and
It is connect with output shaft 0231 with interference fit relation.
Specifically, under this shape and matching relationship, there are interference resistance between opening 0251 and output shaft 0231,
Interference resistance forms the anti-loose effect to thrust waterproof jacket 0250, makes to be not present between thrust waterproof jacket 0250 and output shaft 0231
Relative motion, to further improve the locking limitation to proof fastener 0100.
Further preferably, output shaft 0231 is equipped with limited step, and thrust waterproof jacket 0250 is far from proof fastener 0100
One end is held out against on limited step, further enhancing limit anti-loose effect.
Preferably, axle sleeve 0130 and through opening 0251 between be equipped with locking spring 0260.
Specifically, locking spring 0260 between proof fastener 0100 and thrust waterproof jacket 0250 for generating elastic locking
Power.
Here, oppressing locking spring 0260 through opening 0251 and the interference resistance of output shaft 0231, make locking spring
0260 occurs flexible deformation.Locking spring 0260 is transmitted to proof fastener 0100 by flexible deformation, by interference resistance, makes waterproof
Fastener 0100 is pressurized and lock onto on output shaft 0231, further enhances waterproof sealing effect.
Similarly, to thrust waterproof jacket 0250 pressure effect occurs for limited step, also makes locking spring 0260 that elastic change occur
Shape.Locking spring 0260 is transmitted to proof fastener 0100 by flexible deformation, by pressure effect, make proof fastener 0100 be pressurized and
It lock onto on output shaft 0231, further enhances waterproof sealing effect.
In all examples being illustrated and described herein, any occurrence should be construed as merely illustrative, without
It is as limitation, therefore, other examples of exemplary embodiment can have different values.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But therefore it can not be interpreted as the limitation to the scope of the utility model.It should be pointed out that for the ordinary skill of this field
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.Therefore, the scope of protection of the utility model should be determined by the appended claims.
Claims (10)
1. a kind of proof fastener, which is characterized in that including fastener body, the fastener body has engaging portion at least one, institute
It states fastener body and the axle sleeve with through hole equipped with one, the axle sleeve is located at one of the fastener body far from the engaging portion
Side, the through hole run through the fastener body and the axle sleeve together.
2. proof fastener according to claim 1, which is characterized in that side table of the fastener body far from the axle sleeve
Face is equipped with a receiving hole, and the receiving hole is connected to the through hole forms a stepped hole.
3. proof fastener according to claim 1, which is characterized in that side table of the fastener body close to the axle sleeve
Face is equipped with a stage portion, and the axle sleeve is set to the surface of the stage portion.
4. proof fastener according to claim 1, which is characterized in that the engaging portion includes positioned opposite and protrudes from institute
The the first snapping arm and the second snapping arm of fastener body are stated, the first snapping arm is with the second snapping arm through the fastener sheet
Body connects.
5. proof fastener according to claim 2, which is characterized in that the fastener body is equipped with engaging portion at two, institute
State engaging portion along the receiving hole radial direction and the fastener body both sides of living apart.
6. a kind of electric toothbrush, including Handleset and brush head assembly, which is characterized in that the Handleset includes for driving
The driving motor of the brush head assembly vibration, the output shaft of the driving motor are equipped with claim 1-5 any one of them
Proof fastener, the output shaft pass through the proof fastener from the through hole.
7. electric toothbrush according to claim 6, which is characterized in that the Handleset include shell and be set to the shell
The electric machine support in internal portion, the electric machine support are equipped with the driving motor and motor shock absorption pad, on the motor shock absorption pad
Equipped with the lug boss for being buckled in the engaging portion at least one, the proof fastener is buckled on the motor shock absorption pad.
8. electric toothbrush according to claim 7, which is characterized in that the motor shock absorption pad has first end face, second
The ring body of end face and the connection first end face and the second end face, the ring body outer wall are equipped at least one recessed
Slot, the groove extend from the first end face to the second end face, and the second end face is equipped at least one boss, institute
Boss is stated from the second end face and is extended along the direction far from the first end face, the boss is equipped with for realizing buckle
The block button hole of connection, the first end face are equipped with the lug boss at least one.
9. electric toothbrush according to claim 7, which is characterized in that the proof fastener is far from the motor shock absorption pad
Side is equipped with one, and there is the thrust waterproof jacket through opening, the output shaft to be inserted into together with the axle sleeve described through opening
It is interior.
10. electric toothbrush according to claim 9, which is characterized in that the axle sleeve and it is described through opening between be equipped with
Locking spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720424050.1U CN207721913U (en) | 2017-04-20 | 2017-04-20 | Proof fastener and electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720424050.1U CN207721913U (en) | 2017-04-20 | 2017-04-20 | Proof fastener and electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207721913U true CN207721913U (en) | 2018-08-14 |
Family
ID=63089482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720424050.1U Active CN207721913U (en) | 2017-04-20 | 2017-04-20 | Proof fastener and electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207721913U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106461A (en) * | 2018-09-26 | 2019-01-01 | 舒可士（深圳）科技有限公司 | Electric toothbrush |
| CN111725936A (en) * | 2019-04-30 | 2020-09-29 | 上海飞科电器股份有限公司 | Motor assembly and electric toothbrush |
-
2017
- 2017-04-20 CN CN201720424050.1U patent/CN207721913U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109106461A (en) * | 2018-09-26 | 2019-01-01 | 舒可士（深圳）科技有限公司 | Electric toothbrush |
| CN111725936A (en) * | 2019-04-30 | 2020-09-29 | 上海飞科电器股份有限公司 | Motor assembly and electric toothbrush |
| CN111725936B (en) * | 2019-04-30 | 2022-04-15 | 上海飞科电器股份有限公司 | Motor assembly and electric toothbrush |
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