CN212165938U - Electric toothbrush - Google Patents
Electric toothbrush Download PDFInfo
- Publication number
- CN212165938U CN212165938U CN201922318387.6U CN201922318387U CN212165938U CN 212165938 U CN212165938 U CN 212165938U CN 201922318387 U CN201922318387 U CN 201922318387U CN 212165938 U CN212165938 U CN 212165938U
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- China
- Prior art keywords
- brush
- brush head
- shell
- transmission shaft
- thousand
- 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 - Fee Related
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- 230000005540 biological transmission Effects 0.000 claims abstract description 64
- 230000033001 locomotion Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 description 11
- 230000001680 brushing effect Effects 0.000 description 3
- 210000000214 mouth Anatomy 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000000844 transformation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
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Abstract
The utility model discloses an electric toothbrush, which comprises a brush handle and a brush head which can be arranged on the brush handle in a sliding way up and down; the brush head comprises a brush head part and a brush neck part; the brush head part comprises a brush head body, ten thousand hair brush rolls and an upper transmission gear in transmission connection with the ten thousand hair brush rolls; an upper deflector rod is also arranged on the upper transmission gear; the brush neck part comprises a brush neck body and a transmission shaft which penetrates through the brush neck body and is in sliding fit with the brush neck body; the upper end of the transmission shaft extends into the brush head body, and the upper end of the transmission shaft is provided with an upper chute movably matched with the upper deflector rod and a cross rod; the brush handle comprises a shell and a sealing cover, wherein a control circuit board and a battery are arranged in the shell, and a driving mechanism for driving the brush head and the transmission shaft to do vertical linear reciprocating motion is also arranged in the shell; the shell is also provided with a control button. The design makes clean efficiency higher, and clean effect is better.
Description
Technical Field
The utility model relates to an electric toothbrush field, in particular to electric toothbrush.
Background
In the prior art, electric toothbrushes are mainly classified into various types according to their operating principles, such as some that perform tooth cleaning by rotating a brush head and some that perform tooth cleaning by vibrating the brush head. Both types have the problem of low cleaning efficiency, like the brush head adopting a rotating mode, the central axis of the brush roll is vertical to the brush head, so that the brush roll cannot be too large in order to facilitate the free movement of the brush head in the oral cavity, the contact range of the brush roll and teeth is small, and the cleaning efficiency is low; as for the brush head using the vibration method, the cleaning efficiency is more remarkable, and although the contact area with the teeth is larger, the moving speed is slower in order to ensure the cleaning effect, so the cleaning efficiency is relatively lower.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electric toothbrush that cleaning efficiency is higher, the clean effect is better.
The purpose of the utility model is realized like this: an electric toothbrush comprises a brush head and a brush handle; the brush head can be arranged on the brush handle in a vertically sliding way.
The brush head comprises a brush head part, the brush head part comprises a brush head body, ten thousand bristle brush rolls which are rotatably arranged on the brush head body, and an upper transmission gear which is arranged in the brush head body and is in transmission connection with the ten thousand bristle brush rolls; the central axes of the ten thousand hair brush rolls are parallel to the brush head; an upper deflector rod is also arranged on the upper transmission gear;
the brush neck part comprises a brush neck body and a transmission shaft, wherein the upper end of the brush neck body is fixedly connected with the brush head body, and the transmission shaft penetrates through the brush neck body and is in sliding fit with the brush neck body; the lower end of the brush neck body is in sliding fit with the brush handle; the upper end of the transmission shaft extends into the brush head body, the upper end of the transmission shaft is provided with an upper chute which is movably matched with the upper deflector rod, and a cross rod is further arranged.
The brush handle comprises a shell, wherein a control circuit board and a battery are arranged in the shell, and a driving mechanism for driving the brush head and the transmission shaft to do vertical linear reciprocating motion is also arranged in the shell; the shell is also provided with a control button;
and the sealing cover is detachably arranged at the bottom of the shell.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model provides an electric toothbrush is clean better, and clean efficiency is higher. The space of the brush head is fully utilized, and the ten thousand brush rolls are made as large as possible, so that the contact area between the ten thousand brush rolls and teeth is larger; in addition, the ten thousand brush rolls are used for brushing and cleaning the teeth vertically, and the brush heads are moved transversely and reciprocally to brush and clean the teeth transversely, so that the teeth can be cleaned more thoroughly under the combined cleaning of the two directions.
As the preferred scheme of the utility model, the lower end of the transmission shaft extends into the shell, and the lower end of the transmission shaft is provided with a lower chute; the driving mechanism comprises a micro motor, a lower transmission gear which is rotatably arranged on the shell and is in transmission connection with the micro motor, and a return spring of which the upper end is propped against the brush neck body and the lower end is propped against the shell; the lower transmission gear is provided with a lower deflector rod which is movably matched with the lower chute. The design mechanism is simple and the operation is reliable.
Furthermore, two sides of each ten thousand hair brush rolls are respectively provided with an elastic baffle; the top end of the elastic baffle is provided with saw-toothed brush teeth. The design can prevent the foam from splashing when the teeth are brushed; the brush can also play a certain limiting role, and prevent the ten thousand hair brush rolls from excessively approaching the teeth, and the brushing force is too large to wear the teeth.
Furthermore, a tongue scraper is arranged at the back of the brush head body. The design makes the cleaning function of toothbrush more diversified, not only can clean tooth, can also clean the hand and the oral cavity inner wall.
Furthermore, a buffer pad is arranged at the matching position of the shell and the brush neck body. The design further reduces the impact and prolongs the service life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic view of the matching relationship between the transmission shaft and the upper transmission gear according to the present invention.
Fig. 4 is a partially enlarged schematic view of a portion B in fig. 1.
Fig. 5 is a schematic view of the matching relationship between the transmission shaft and the lower transmission gear according to the present invention.
The brush comprises a brush head body 1, ten thousand brush rolls 2, an upper transmission gear 3, an upper shifting rod 3a, an elastic baffle 4, brush teeth 4a, a tongue scraper 5, a brush neck body 6, a transmission shaft 7, an upper chute 7a, a cross bar 7b, a lower chute 7c, a shell 8, a control circuit board 9, a battery 10, a control button 11, a micro motor 12, a lower transmission gear 13, a lower shifting rod 13a, a reset spring 14, a cushion pad 15 and a sealing cover 16.
Detailed Description
As shown in fig. 1-5, an electric toothbrush comprises a brush head and a brush handle; the brush head can be arranged on the brush handle in a vertically sliding way.
The brush head comprises a brush head part, the brush head part comprises a brush head body 1, ten thousand bristle brush rolls 2 rotatably arranged on the brush head body 1, and an upper transmission gear 3 arranged in the brush head body 1 and in transmission connection with the ten thousand bristle brush rolls 2; the central axes of the ten thousand hair brush rolls 2 are parallel to the brush head; the upper transmission gear 3 is also provided with an upper deflector rod 3 a;
the brush neck part comprises a brush neck body 6 of which the upper end is fixedly connected with the brush head body 1 and a transmission shaft 7 which penetrates through the brush neck body 6 and is in sliding fit with the brush neck body 6; the lower end of the brush neck body 6 is in sliding fit with the brush handle; the upper end of the transmission shaft 7 extends into the brush head body 1, the upper end of the transmission shaft 7 is provided with an upper chute 7a which is movably matched with the upper deflector rod 3a, and a cross rod 7 b.
The brush handle comprises a shell 8, a control circuit board 9 and a battery 10 are arranged in the shell 8, and a driving mechanism for driving the brush head and the transmission shaft 7 to do vertical linear reciprocating motion is also arranged; the shell 8 is also provided with a control button 11;
a cover 16, said cover 16 being detachably mounted on the bottom of the housing 8.
The lower end of the transmission shaft 7 extends into the shell 8, and the lower end of the transmission shaft 7 is provided with a lower chute 7 c; the driving mechanism comprises a micro motor 12, a lower transmission gear 13 which is rotatably arranged on the shell 8 and is in transmission connection with the micro motor 12, and a return spring 14 of which the upper end is propped against the brush neck body 6 and the lower end is propped against the shell 8; the lower transmission gear 13 is provided with a lower deflector rod 13a, and the lower deflector rod 13a is movably matched with the lower chute 7 c.
Two sides of the ten thousand hair brush rolls 2 are respectively provided with an elastic baffle 4; the top end of the elastic baffle 4 is provided with sawtooth-shaped brush teeth 4 a.
The back of the brush head body 1 is provided with a tongue scraper 5.
The matching part of the shell 8 and the brush neck body 6 is also provided with a buffer cushion 15.
When brushing teeth, the micro motor 12 is started, the micro motor 12 drives the lower transmission gear 13 to rotate for a quarter of a circle, in the process, the transmission shaft 7 moves downwards, the upper transmission gear 3 drives the ten thousand hair brush rolls 2 to rotate, and the brush heads are still;
the micro motor 12 continuously drives the lower transmission gear 13 to rotate for a quarter of a turn, in the process, the transmission shaft 7 continuously moves downwards, the ten thousand hairbrush rollers 2 stop rotating, the transmission shaft 7 drives the whole brush head to move downwards through the cross rod 7b, and the return spring 14 is compressed;
the micro motor 12 continuously drives the lower transmission gear 13 to rotate for a quarter of a turn, in the process, the transmission shaft 7 moves upwards, the brush head moves upwards under the action of the return spring 14, and the ten thousand brush rolls 2 still do not rotate;
the micro motor 12 continuously drives the lower transmission gear 13 to rotate for a quarter of a circle, in the process, the transmission shaft 7 continuously moves upwards, the brush head is still, and the transmission shaft 7 drives the ten thousand brush rolls 2 to rotate through the upper transmission gear 3; thus completing a work cycle.
The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.
Claims (5)
1. An electric toothbrush comprises a brush head and a brush handle; the method is characterized in that: the brush head can be arranged on the brush handle in a vertically sliding way; the brush head comprises
The brush head part comprises a brush head body (1), ten thousand bristle brush rolls (2) rotatably arranged on the brush head body (1), and an upper transmission gear (3) which is arranged in the brush head body (1) and is in transmission connection with the ten thousand bristle brush rolls (2); the central axes of the ten thousand hair brush rolls (2) are parallel to the brush head; an upper deflector rod (3 a) is also arranged on the upper transmission gear (3);
the toothbrush neck part comprises a toothbrush neck body (6) and a transmission shaft (7), wherein the upper end of the toothbrush neck body (6) is fixedly connected with the toothbrush head body (1), and the transmission shaft penetrates through the toothbrush neck body (6) and is in sliding fit with the toothbrush neck body (6); the lower end of the brush neck body (6) is in sliding fit with the brush handle; the upper end of the transmission shaft (7) extends into the brush head body (1), the upper end of the transmission shaft (7) is provided with an upper chute (7 a) which is movably matched with the upper deflector rod (3 a), and a cross rod (7 b);
the brush handle comprises
The toothbrush comprises a shell (8), wherein a control circuit board (9) and a battery (10) are arranged in the shell (8), and a driving mechanism for driving a brush head and a transmission shaft (7) to do vertical linear reciprocating motion simultaneously is further arranged in the shell (8); the shell (8) is also provided with a control button (11);
a cover (16), wherein the cover (16) is detachably arranged at the bottom of the shell (8).
2. An electric toothbrush according to claim 1, wherein: the lower end of the transmission shaft (7) extends into the shell (8), and the lower end of the transmission shaft (7) is provided with a lower sliding groove (7 c);
the driving mechanism comprises a micro motor (12), a lower transmission gear (13) which is rotatably arranged on the shell (8) and is in transmission connection with the micro motor (12), and a return spring (14) of which the upper end is propped against the brush neck body (6) and the lower end is propped against the shell (8); a lower deflector rod (13 a) is arranged on the lower transmission gear (13), and the lower deflector rod (13 a) is movably matched with the lower sliding groove (7 c).
3. An electric toothbrush according to claim 1, wherein: two sides of each ten thousand hair brush rollers (2) are respectively provided with an elastic baffle (4); the top end of the elastic baffle (4) is provided with sawtooth-shaped brush teeth (4 a).
4. An electric toothbrush according to claim 1, wherein: the back of the brush head body (1) is provided with a tongue scraper (5).
5. An electric toothbrush according to claim 1, wherein: and a buffer pad (15) is arranged at the matching position of the shell (8) and the brush neck body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922318387.6U CN212165938U (en) | 2019-12-23 | 2019-12-23 | Electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922318387.6U CN212165938U (en) | 2019-12-23 | 2019-12-23 | Electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212165938U true CN212165938U (en) | 2020-12-18 |
Family
ID=73763910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922318387.6U Expired - Fee Related CN212165938U (en) | 2019-12-23 | 2019-12-23 | Electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212165938U (en) |
-
2019
- 2019-12-23 CN CN201922318387.6U patent/CN212165938U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201218 |