CN2636836Y - Electric tooth brush - Google Patents
Electric tooth brush Download PDFInfo
- Publication number
- CN2636836Y CN2636836Y CN 03245559 CN03245559U CN2636836Y CN 2636836 Y CN2636836 Y CN 2636836Y CN 03245559 CN03245559 CN 03245559 CN 03245559 U CN03245559 U CN 03245559U CN 2636836 Y CN2636836 Y CN 2636836Y
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- CN
- China
- Prior art keywords
- eccentric
- rotating shaft
- toothbrush
- head toothbrushes
- electric toothbrush
- 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.)
- Expired - Lifetime
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- 239000003351 stiffener Substances 0.000 claims description 12
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Brushes (AREA)
Abstract
一种电动牙刷，包括置于牙刷壳体内腔的马达(1)、变速齿轮(2)和转轴(5)，所述转轴(5)的末端设有偏心机构，该偏心机构包括偏心轮(6)和球头拨杆(7)，偏心轮(6)有一端面设有偏心半孔(6a)，所述转轴(5)的末端部与偏心轮(6)另一端面的轴心位置固定连接，球头拨杆(7)的根部插入并固定在偏心半孔(6a)中；球头拨杆(7)的球头端部置于牙刷头(9)背面一侧的凹槽(9a)内。马达带动转轴(5)、偏心轮(6)和球头拨杆(7)转动，球头拨杆(7)推动牙刷头(9)在一定角度范围内作正反方向来回转动。本实用新型的电动牙刷其牙刷头来回旋转的角度较大，因而提高了刷牙效率。
An electric toothbrush, comprising a motor (1), a speed change gear (2) and a rotating shaft (5) placed in the inner cavity of the toothbrush housing, the end of the rotating shaft (5) is provided with an eccentric mechanism, and the eccentric mechanism includes an eccentric wheel (6 ) and ball head lever (7), the eccentric wheel (6) has an eccentric half hole (6a) on one end face, and the end portion of the rotating shaft (5) is fixedly connected with the axis position of the other end face of the eccentric wheel (6) , the root of the ball-tip lever (7) is inserted and fixed in the eccentric half hole (6a); the ball-end of the ball-tip lever (7) is placed in the groove (9a) on the back side of the toothbrush head (9) Inside. The motor drives the rotating shaft (5), the eccentric wheel (6) and the ball lever (7) to rotate, and the ball lever (7) promotes the toothbrush head (9) to rotate back and forth in a certain angle range. In the electric toothbrush of the utility model, the angle at which the toothbrush head rotates back and forth is relatively large, thereby improving the toothbrushing efficiency.
Description
Technical field this utility model relates to daily electric toothbrush.
The electric toothbrush of background technology available technology adopting rotation, No. 5625916 patents, the disclosed technical scheme of this patent as the U.S. are, be installed in the intravital motor of toothbrush shell and drive the rotating shaft rotation, the terminal part of countershaft is bent to form eccentric stiffener, promotes head toothbrushes with this eccentric stiffener and comes back rotation.The shortcoming of this structure is that the degree of eccentricity is big inadequately, so head toothbrushes comes the stroke of back rotation shorter, has reduced the work efficiency of electric toothbrush.
The summary of the invention the technical problems to be solved in the utility model provides a kind of simple and reliable for structure, head toothbrushes and rotates back and forth the bigger electric toothbrush of angle.
This utility model is taked following technical scheme: design a kind of electric toothbrush, comprise: the toothbrush housing, place toothbrush housing inner chamber with the motor that power is provided, change-speed gearing and the rotating shaft that is connected with the motor power output shaft, the end of described rotating shaft is provided with eccentric stiffener, and this eccentric stiffener promotes head toothbrushes and come back rotation as both forward and reverse directions in the certain angle scope; Described eccentric stiffener comprises eccentric and bulb driving lever, eccentric has an end face to be provided with eccentric half hole, the terminal part of described rotating shaft is fixedlyed connected with the shaft core position of eccentric other end, the root of described bulb driving lever inserts eccentric off-centre half hole and fixing, the back side one side of described head toothbrushes is provided with groove, and the bulb end of described bulb driving lever places in the groove of the head toothbrushes back side one side.
Be connected by union joint between change-speed gearing and the rotating shaft; The front end of this union joint is provided with endoporus, the rearward end tight fit of this endoporus and described rotating shaft; The rear portion hole wall of described union joint is provided with the groove that is connected with change-speed gearing, adopted above-mentioned union joint after, make the assembling of electric toothbrush and maintenance become very convenient.
In addition, also adopted two positioning sleeves that are used to avoid the rotating shaft disalignment, described rotating shaft pass positioning sleeve axis hole and with its movingly, two positioning sleeves are distributed in the position at the nearly both ends of rotating shaft, the degree of stability when positioning sleeve has obviously increased electric toothbrush and rotates.
Described head toothbrushes is by the flexible connection of rotary sleeve and vertical axis realization and toothbrush body lower cover.Described rotary sleeve has central axis hole, and its outer surface has thread, and the upper end of vertical axis has the adeciduate medicated cap of restriction head toothbrushes, and its underpart has thread; Vertical axis passes the central axis hole of rotary sleeve, and its underpart is pressed in the fixing hole at the head toothbrushes back side and is the tight fit state, and rotary sleeve is pressed in the locating hole of toothbrush body lower cover and is the tight fit state; The vertical axis of fixedlying connected with the head toothbrushes back side is limited in the central axis hole of rotary sleeve but can freely rotates.
Compared with prior art, electric toothbrush of the present utility model has following beneficial effect: the angle that head toothbrushes rotates back and forth is bigger, thereby has improved brushing efficiency.
Description of drawings: the drawing of accompanying drawing is described as follows:
Fig. 1 is the structural representation of this utility model electric toothbrush.
Fig. 2 is the assembling sketch map of the head portion of this utility model electric toothbrush.
Fig. 3 is the decomposing state sketch map of this utility model electric toothbrush.
Fig. 4 is the head toothbrushes of this utility model electric toothbrush and the sketch map of the driver part direction of motion thereof; (a) the bulb driving lever is placed in the middle; (b) the bulb driving lever left; (c) the bulb driving lever to the right.
The utility model will be further described below in conjunction with accompanying drawing and embodiment shown in the drawings for the specific embodiment.
As shown in figures 1 and 3, the toothbrush housing of electric toothbrush of the present utility model by toothbrush cover on one's body 15 and toothbrush body lower cover 14 fasten the back ultrasonic weldings mutually and form, the toothbrush housing is along axis hollow, change-speed gearing 2, union joint 3, rotating shaft 5 that its hollow cavity is equipped with motor 1, is connected with motor 1 power output shaft.Be connected by union joint 3 between change-speed gearing 2 and the rotating shaft 5; The front end of this union joint 3 is provided with endoporus, the rearward end tight fit of this endoporus and described rotating shaft 5; The rear portion hole wall of described union joint 3 is provided with the groove 31 that is connected with change-speed gearing 2.In order to increase the stability that electric toothbrush is rotated, positioning sleeve 4 of each socket of rotating shaft 5 both ends, the axis hole of rotating shaft 5 and positioning sleeve 4 is movingly.
The end of described rotating shaft 5 is provided with eccentric stiffener, and the head toothbrushes 9 that this eccentric stiffener promotes to flexibly connect with the toothbrush housing comes back rotation as both forward and reverse directions in the certain angle scope; Key technical feature of the present utility model just is to design a rational eccentric stiffener.Fig. 2 is the structural representation of this electric toothbrush critical piece head toothbrushes 9, rotary sleeve 10, eccentric 6, bulb driving lever 7, toothbrush body lower cover 14.Described eccentric stiffener comprises eccentric 6 and bulb driving lever 7.Eccentric 6 has an end face to be provided with eccentric half hole 6a, and the terminal part of described rotating shaft 5 is fixedlyed connected with the shaft core position of eccentric 6 other ends, and the root of bulb driving lever 7 is inserted and secured among the off-centre half hole 6a of eccentric 6; The back side one side of head toothbrushes 9 is provided with groove 9a, and the bulb end of bulb driving lever 7 places in the groove 9a of head toothbrushes 9 back sides one side.The one locating hole 14a that is used to install head toothbrushes is arranged on the toothbrush body lower cover 14, and rotary sleeve 10 has central axis hole 10a, and its outer surface has thread, and the upper end of vertical axis 11 has restriction head toothbrushes 9 adeciduate medicated caps, and its underpart has thread; Vertical axis 11 passes from the central axis hole 10a of rotary sleeve 10, and repress goes in the fixing hole 9 at head toothbrushes 9 back sides to make it to be the tight fit state, and rotary sleeve 10 is with after head toothbrushes 9 is connected, and repress goes in the locating hole 14a of toothbrush body lower cover 14 to make it to be the tight fit state; The vertical axis 11 of fixedlying connected with head toothbrushes 9 back sides is limited in the central axis hole 10a of rotary sleeve 10 but can freely rotates.Therefore, realized the flexible connection of head toothbrushes 9 by rotary sleeve 10 and vertical axis 11 with toothbrush body lower cover 14.
Fig. 4 is the sketch map of brushhead movement direction.When the bulb driving lever 7 on the eccentric 6 rotated to the middle position, head toothbrushes 9 is pushed to the middle position, and (Fig. 4 a); When the bulb driving lever 7 on the eccentric 6 rotated to the position that occupies a left side, head toothbrushes 9 was promoted left, makes head toothbrushes 9 clockwise rotate (Fig. 4 b); When the bulb driving lever 7 on the eccentric 6 rotated to the position that occupies the right side, head toothbrushes 9 was promoted to the right, and head toothbrushes 9 rotates counterclockwise (Fig. 4 c).
Claims (6)
1, a kind of electric toothbrush, comprise: the toothbrush housing, place toothbrush housing inner chamber with the motor (1) that power is provided, change-speed gearing (2) and the rotating shaft (5) that is connected with motor (1) power output shaft, the end of described rotating shaft (5) is provided with eccentric stiffener, and the head toothbrushes (9) that this eccentric stiffener promotes to flexibly connect with the toothbrush housing comes back rotation as both forward and reverse directions in the certain angle scope; It is characterized in that:
Described eccentric stiffener comprises eccentric (6) and bulb driving lever (7), eccentric (6) has an end face to be provided with eccentric half hole (6a), the terminal part of described rotating shaft (5) is fixedlyed connected with the shaft core position of eccentric (6) other end, and the root of bulb driving lever (7) is inserted and secured in off-centre half hole (6a) of eccentric (6); The back side one side of head toothbrushes (9) is provided with groove (9a), and the bulb end of bulb driving lever (7) places in the groove (9a) of head toothbrushes (9) back side one side.
2, electric toothbrush according to claim 1 is characterized in that: be connected by union joint (3) between change-speed gearing (2) and the rotating shaft (5); The front end of this union joint (3) is provided with endoporus, the rearward end tight fit of this endoporus and described rotating shaft (5); The rear portion hole wall of described union joint (3) is provided with the groove (31) that is connected with change-speed gearing (2).
3, electric toothbrush according to claim 1 is characterized in that: also comprise two positioning sleeves (4) that are used to avoid rotating shaft (5) disalignment, described rotating shaft (5) pass positioning sleeve (4) axis hole and with its movingly.
4, electric toothbrush according to claim 1, it is characterized in that: described toothbrush housing comprises that the toothbrush of mutual fastening covers (15) and toothbrush body lower cover (14) on one's body, the toothbrush housing is along axis hollow, and the root of motor (1), change-speed gearing (2), union joint (3), rotating shaft (5), eccentric (6), bulb driving lever (7) and head toothbrushes (9) places in it.
5, electric toothbrush according to claim 1 is characterized in that: described head toothbrushes (9) is by the flexible connection of rotary sleeve (10) and vertical axis (11) realization and toothbrush body lower cover (14).
6, electric toothbrush according to claim 5 is characterized in that: described rotary sleeve (10) has central axis hole (10a), and its outer surface has thread, and the upper end of vertical axis (11) has the adeciduate medicated cap of restriction head toothbrushes (9), and its underpart has thread; Vertical axis (11) passes the central axis hole (10a) of rotary sleeve (10), and thread position, its underpart is pressed into by force in the screw (9b) at head toothbrushes (9) back side and is the tight fit state; , rotary sleeve (10) is pressed in the locating hole (14a) of toothbrush body lower cover (14) and is the tight fit state; The vertical axis (11) of fixedlying connected with head toothbrushes (9) back side is limited in the central axis hole (10a) of rotary sleeve (10) but can freely rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03245559 CN2636836Y (en) | 2003-04-21 | 2003-04-21 | Electric tooth brush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03245559 CN2636836Y (en) | 2003-04-21 | 2003-04-21 | Electric tooth brush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2636836Y true CN2636836Y (en) | 2004-09-01 |
Family
ID=34292477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03245559 Expired - Lifetime CN2636836Y (en) | 2003-04-21 | 2003-04-21 | Electric tooth brush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2636836Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100355403C (en) * | 2003-05-12 | 2007-12-19 | 信利仪器有限公司 | Electric tooth brush |
| CN105891557A (en) * | 2016-06-07 | 2016-08-24 | 台州发电厂 | Multifunctional electric operating rod |
| USD766581S1 (en) | 2013-12-19 | 2016-09-20 | Colgate-Palmolive Company | Electric toothbrush handle |
| USD769626S1 (en) | 2013-12-19 | 2016-10-25 | Colgate-Palmolive Company | Refill head for electric toothbrush |
| USD776435S1 (en) | 2013-12-19 | 2017-01-17 | Colgate-Palmolive Company | Head portion of a toothbrush |
| USD790860S1 (en) | 2015-11-25 | 2017-07-04 | Colgate-Palmolive Company | Electric toothbrush brush head |
| USD794333S1 (en) | 2015-11-25 | 2017-08-15 | Colgate-Palmolive Company | Electric toothbrush brush head |
-
2003
- 2003-04-21 CN CN 03245559 patent/CN2636836Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100355403C (en) * | 2003-05-12 | 2007-12-19 | 信利仪器有限公司 | Electric tooth brush |
| USD766581S1 (en) | 2013-12-19 | 2016-09-20 | Colgate-Palmolive Company | Electric toothbrush handle |
| USD769626S1 (en) | 2013-12-19 | 2016-10-25 | Colgate-Palmolive Company | Refill head for electric toothbrush |
| USD776435S1 (en) | 2013-12-19 | 2017-01-17 | Colgate-Palmolive Company | Head portion of a toothbrush |
| USD812911S1 (en) | 2013-12-19 | 2018-03-20 | Colgate-Palmolive Company | Head portion of a toothbrush |
| USD790860S1 (en) | 2015-11-25 | 2017-07-04 | Colgate-Palmolive Company | Electric toothbrush brush head |
| USD794333S1 (en) | 2015-11-25 | 2017-08-15 | Colgate-Palmolive Company | Electric toothbrush brush head |
| USD839600S1 (en) | 2015-11-25 | 2019-02-05 | Colgate-Palmolive Company | Electric toothbrush brush head |
| CN105891557A (en) * | 2016-06-07 | 2016-08-24 | 台州发电厂 | Multifunctional electric operating rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TRULYIN INSTRUMENT LTD. Free format text: FORMER NAME OR ADDRESS: JIECHILIANG CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Hongkong Kwai Chung Wing Yip Street No. 1-3 faithful knitting center 2 floor Patentee after: Jiechiliang Co., Ltd. Address before: Hongkong Kwai Chung Wing Yip Street No. 1-3 faithful knitting center 2 floor Patentee before: Fast-Clean Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130421 Granted publication date: 20040901 |