CN206342557U - A kind of electric toothbrush - Google Patents
A kind of electric toothbrush Download PDFInfo
- Publication number
- CN206342557U CN206342557U CN201621027975.4U CN201621027975U CN206342557U CN 206342557 U CN206342557 U CN 206342557U CN 201621027975 U CN201621027975 U CN 201621027975U CN 206342557 U CN206342557 U CN 206342557U
- Authority
- CN
- China
- Prior art keywords
- seal
- rotating shaft
- motor
- housing
- transmission connection
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Abstract
The utility model discloses a kind of electric toothbrush, including handle and brush, motor is provided with handle, drive link is provided with brush, motor is provided with rotating shaft, and rotating shaft is extended from the housing of motor, and transmission connection piece is provided between drive link and the rotating shaft of motor, the rotating shaft extended spot of housing outer surface is additionally provided with the cylinder seal of twisted rotary shaft, and the surface of seal from the housing extends to transmission connection piece；Transmission connection piece is additionally provided with the seal sleeve joint hole of socket seal towards the end face of rotating shaft, seal sleeve joint hole is socketed seal from outside, the outer surface of seal is connected with the formation rotary seal of seal sleeve joint hole, and the first cavity is additionally provided between seal and rotating shaft and housing, seal encloses filling Seal Oil in the second cavity, the first cavity and the second cavity with seal sleeve joint hole；The seal length and sealing area of seal are added, it is ensured that the sealing effectiveness of seal, while reducing the friction between seal and rotating shaft, transmission connection piece.
Description
Technical field
The utility model is related to toothbrush, more particularly to a kind of electric toothbrush.
Background technology
Electric toothbrush, which generally includes to be provided with motor 3, brush in handle 1 and brush, handle 1, is provided with drive link, and motor is set
There is rotating shaft 32, rotating shaft is extended from the housing 31 of motor, transmission connection piece 4 is provided between the rotating shaft 32 of drive link and motor, pass
The rotating shaft 32 extended from the housing of motor is connected by follower link 4 with drive link, and rotating shaft 32 will be dynamic by transmission connection piece 4
Power passes to drive link, driving drive link motion, so as to drive brush to make to clear up the motion of tooth;The rotating shaft of the outer surface of housing 31
Extended spot is additionally provided with seal 5 ', and the rotating shaft 32 of the wound motor of seal 5 ' is set, and the housing 31 of motor is sealed, prevent water and
Other produced pollution things of brushing teeth damage motor 3 into the enclosure interior of motor；In order to improve sealed effect, seal
Also left between rotating shaft and housing in cavity 51 ', cavity 51 ' and be filled with Seal Oil so that the sealing effectiveness of seal is more preferable.
The shortcoming of prior art is：Seal is fixed by handle and keeps static sealing to be connected with the housing of motor,
Connected between seal and rotating shaft in rotary seal, the powder of toothpaste can coordinate the sealing of seal and rotating shaft when brushing teeth
Place produces abrasive action, and for a long time using leakage is easily caused, water and other erosions cause motor damage into motor from there.
The information for being disclosed in the background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or implies that the information structure has been existing well known to persons skilled in the art in any form
Technology.
Utility model content
The purpose of this utility model is to provide a kind of electric toothbrush with double containment cavity so that the motor of toothbrush is obtained
To more preferable protection, it is ensured that the work safety and working life of electric toothbrush.
To achieve the above object, the utility model is provided is provided with a kind of electric toothbrush, including handle and brush, handle
Drive link is provided with motor, brush, motor is provided with rotating shaft, and rotating shaft is extended from the housing of motor, turn of drive link and motor
Transmission connection piece is provided between axle, transmission connection piece one end is connected with rotating shaft, the other end is connected with drive link, by power from electricity
Machine passes to drive link, driving drive link motion;The rotating shaft extended spot of the housing outer surface is additionally provided with the sealing of twisted rotary shaft
Part;Wherein, the surface of seal from the housing extends to transmission connection piece, and seal is the Circular Cylindrical Thin Shells of open at one end
Body, the opening end of thin walled shell is towards motor, and the internal diameter of seal is more than the diameter of rotating shaft, and rotating shaft is from the axis hole of thin walled shell bottom
Pass through, seal opening end extends outward sealing flange, handle inner is provided with the convex tendon towards motor, and convex tendon is connected to sealing
On flange, compressing seal is abutted with the housing seal of motor, and the gap inside seal between rotating shaft constitutes the first cavity;
Transmission connection piece is additionally provided with the seal sleeve joint hole of socket seal towards the end face of rotating shaft, and seal sleeve joint hole will be close from outside
The cylindrical surface socket of sealing, the outer surface of seal is connected with the formation rotary seal of seal sleeve joint hole；Tooth when brushing teeth
Powder first must will could produce effect of attrition after seal and the abrasion of seal sleeve joint hole to seal and rotating shaft, and this just increases
Sealed reliability and the working life of toothbrush are added.
In above-mentioned technical proposal, it is further preferred that the cylindrical outer surface face ring week of seal is provided with seal bead, sealing
Convex tendon adds the sealing effectiveness between seal and seal sleeve joint hole.
In above-mentioned technical proposal, it is further preferred that described seal bead be provided with three roads, it can be ensured that seal with it is close
Sealing effectiveness between sealing sleeve joint hole.
In above-mentioned technical proposal, it is further preferred that being filled with Seal Oil in first cavity so that seal it is close
Effect is sealed more preferably, while Seal Oil can also reduce the pivoting friction between rotating shaft and seal.
In above-mentioned technical proposal, it is further preferred that being kept between the end face of seal and the bottom surface of seal sleeve joint hole
The second cavity is enclosed with seal sleeve joint hole so that enter the second cavity through seal outside interval, seal end face
Tooth powder can not be in a short time to causing abrasion between seal and rotating shaft.
In above-mentioned technical proposal, it is further preferred that the second cavity in be filled with Seal Oil, further increase sealing and
Wear-resistant effect, while reducing the pivoting friction between transmission connection piece and seal.
In above-mentioned technical proposal, it is further preferred that the bottom surface of seal is the conical structure for being convex to transmission connection piece,
So that seal is difficult retraction when being inserted in rotating shaft, it is to avoid the tooth powder entered in the second cavity is collected around in rotating shaft.
Compared with prior art, the utility model is from the housing of motor by seal by extending to transmission connection piece, and
Seal sleeve joint hole is set in the end face of transmission connection piece, the seal length and sealing area of seal is added so that motor
Preferably protected, improve the job security and working life of electric toothbrush；By setting the first cavity in seal
With the second cavity, and Seal Oil is filled in cavity, it is ensured that the sealing effectiveness of seal, while reducing seal with turning
Friction between axle, transmission connection piece.
Brief description of the drawings
Fig. 1 is a kind of schematic diagram of electric toothbrush of prior art；
Fig. 2 is a kind of schematic diagram of electric toothbrush of the utility model（Biopsy cavity marker devices）；
Fig. 3 is a kind of cut-away illustration of electric toothbrush of the utility model；
Fig. 4 is Fig. 3 partial enlarged drawing I.
Main Reference Numerals explanation：
1- handles；11- convex tendons；2- brushes；3- motors；31- housings；32- rotating shafts；4- transmission connection pieces；41- seal sets
Connect hole；5- seals；The cavitys of 51- first；51 '-cavity；The cavitys of 52- second；53- flanges；54- seal beads；6- drive links.
Embodiment
Below in conjunction with the accompanying drawings, embodiment of the present utility model is described in detail, it is to be understood that this practicality
New protection domain is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change
Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members
Part or other parts.
As shown in Figure 2,3, 4, including handle 1 and brush 2 are provided with motor 3, brush 2 in handle and set for a kind of electric toothbrush
There is drive link 6, motor 3 is provided with rotating shaft 32, and rotating shaft 32 is extended from the housing 31 of motor 3, the rotating shaft 32 of drive link 6 and motor
Between be provided with transmission connection piece 4, the one end of transmission connection piece 4 is connected with rotating shaft 32, and the other end is connected with drive link 6, by power
Drive link 6 is passed to from motor 3, driving drive link 4 is moved;The extended spot of rotating shaft 32 of the outer surface of housing 31 is additionally provided with circular
The seal 5 of rotating shaft;The surface of seal 5 from the housing 31 of the motor extends to transmission connection piece 4, and seal 5 is one end
Unlimited Circular Cylindrical Thin Shells body, the opening end of thin walled shell is towards motor 3, and the internal diameter of seal 5 is more than the diameter of rotating shaft 32, rotating shaft
32 pass through from the axis hole of thin walled shell bottom, and the opening end of seal 5 extends outward sealing flange 53, handle inner be provided with towards
The convex tendon 11 of motor, convex tendon 11 is connected on sealing flange 53, and the housing 31 of compressing seal 5 and motor is sealed against, and is sealed
Gap between the inside of part 5 and rotating shaft 32 constitutes the first cavity 51;It is close that transmission connection piece 4 is additionally provided with socket towards the end face of rotating shaft
The cylindrical surface of seal 5 is socketed by the seal sleeve joint hole 41 of sealing, seal sleeve joint hole 41 from outside, seal 5
Outer surface is connected with the formation rotary seal of seal sleeve joint hole 41.
Further as shown in figure 4, the cylindrical outer surface face ring week of seal 5 is provided with seal bead 54, seal bead, sealing
Convex tendon 54 is provided with three roads, it can be ensured that the sealing effectiveness between seal and seal sleeve joint hole.
Further as shown in figure 4, being filled with Seal Oil in the first cavity 51.
Further as shown in figure 4, keeping interval, seal between the end face of seal and the bottom surface of seal sleeve joint hole 41
Enclosed outside end face with seal sleeve joint hole 41 in second cavity 52, the second cavity 52 and be filled with Seal Oil, further improved
Sealing and wear-resistant effect, while reduce the pivoting friction between transmission connection piece and seal.
Further as shown in figure 4, the bottom surface of seal 5 is the conical structure for being convex to transmission connection piece so that seal
Retraction is difficult when being inserted in rotating shaft, it is to avoid the tooth powder entered in the second cavity is collected around in rotating shaft.
The utility model from the housing of motor by seal by extending to transmission connection piece, and at the end of transmission connection piece
Face sets seal sleeve joint hole, adds the seal length and sealing area of seal so that motor is preferably protected, and is carried
The job security and working life of high electric toothbrush；By setting the first cavity and the second cavity in seal, and in chamber
Seal Oil is filled in vivo, it is ensured that the sealing effectiveness of seal, while reducing between seal and rotating shaft, transmission connection piece
Friction.
The foregoing description to specific illustrative embodiment of the present utility model be in order to illustrate and illustration purpose.These
Description is not wishing to being defined to the utility model into disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining certain principles of the present utility model
And its practical application, so that those skilled in the art can realize and utilize a variety of examples of the present utility model
Property embodiment and a variety of selections and change.Scope of the present utility model is intended to by claims and its waits similar shape
Formula is limited.
Claims (7)
1. being provided with a kind of electric toothbrush, including handle and brush, handle in motor, brush and being provided with drive link, motor, which is provided with, to be turned
Axle, rotating shaft is extended from the housing of motor, and transmission connection piece, transmission connection piece one are provided between drive link and the rotating shaft of motor
End is connected with rotating shaft, and the other end is connected with drive link, and the rotating shaft extended spot of the housing outer surface is additionally provided with twisted rotary shaft
Seal;Characterized in that, the outer surface of seal from the housing of the motor extends to transmission connection piece, seal is one end
Unlimited Circular Cylindrical Thin Shells body, the opening end of thin walled shell is towards motor, and the internal diameter of seal is more than the diameter of rotating shaft, and rotating shaft is from thin
Passed through in the axis hole of housing bottom, seal opening end extends outward sealing flange, handle inner is provided with towards the convex of motor
Muscle, convex tendon is connected on sealing flange, and compressing seal is abutted with the housing seal of motor, inside seal between rotating shaft
Gap constitutes the first cavity；Transmission connection piece is additionally provided with the seal sleeve joint hole of socket seal, sealing towards the end face of rotating shaft
The cylindrical surface of seal is socketed by part sleeve joint hole from outside, and outer surface and the formation of seal sleeve joint hole of seal rotate close
Envelope connection.
2. electric toothbrush according to claim 1, it is characterised in that the cylindrical outer surface face ring week of described seal sets
There is seal bead.
3. electric toothbrush according to claim 2, it is characterised in that described seal bead is provided with three roads.
4. electric toothbrush according to claim 1 or 2, it is characterised in that be filled with Seal Oil in the first described cavity.
5. electric toothbrush according to claim 4, it is characterised in that the end face of described seal and seal sleeve joint hole
Bottom surface between keep interval, enclose the second cavity with seal sleeve joint hole outside seal end face.
6. electric toothbrush according to claim 5, it is characterised in that Seal Oil is filled with the second described cavity.
7. electric toothbrush according to claim 6, it is characterised in that the bottom surface of described seal is to be convex to drive connection
The conical structure of part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621027975.4U CN206342557U (en) | 2016-08-31 | 2016-08-31 | A kind of electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621027975.4U CN206342557U (en) | 2016-08-31 | 2016-08-31 | A kind of electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206342557U true CN206342557U (en) | 2017-07-21 |
Family
ID=59316859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621027975.4U Withdrawn - After Issue CN206342557U (en) | 2016-08-31 | 2016-08-31 | A kind of electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206342557U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106109042A (en) * | 2016-08-31 | 2016-11-16 | 宁波澳乐比口腔护理用品有限公司 | A kind of electric toothbrush |
| US10617501B2 (en) | 2016-08-31 | 2020-04-14 | Ningbo Aolbea Oral Care Products Co., Ltd. | Electric toothbrush |
-
2016
- 2016-08-31 CN CN201621027975.4U patent/CN206342557U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106109042A (en) * | 2016-08-31 | 2016-11-16 | 宁波澳乐比口腔护理用品有限公司 | A kind of electric toothbrush |
| US10617501B2 (en) | 2016-08-31 | 2020-04-14 | Ningbo Aolbea Oral Care Products Co., Ltd. | Electric toothbrush |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170721 Effective date of abandoning: 20180227 |
|
| AV01 | Patent right actively abandoned |