CN207118946U - A kind of electric toothbrush - Google Patents
A kind of electric toothbrush Download PDFInfo
- Publication number
- CN207118946U CN207118946U CN201720124389.XU CN201720124389U CN207118946U CN 207118946 U CN207118946 U CN 207118946U CN 201720124389 U CN201720124389 U CN 201720124389U CN 207118946 U CN207118946 U CN 207118946U
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- connecting rod
- handle
- battery
- motors
- tail
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Abstract
The utility model discloses a kind of electric toothbrush, including brush position, handle, button, vibrations lid, eccentric block, connecting rod, PCBA, DC motor, battery, tail-hood and charging inlet；One end of the handle is connected to the one end at brush position, and vibrations lid, eccentric block and connecting rod are provided with the internal cavities at the brush position, and one end of the connecting rod is connected to eccentric block, and the connecting rod is with eccentric block using interference fit；The handle inner is provided with battery bracket, and the other end of connecting rod is connected to the output shaft use interference fit of the output end of DC motors, the connecting rod and DC motors.The electric toothbrush is reasonable in design, can guarantee that the vibration frequency of brush, and use the damping of plastic cement connecting rod also to reduce the vibration sense of handle；The output shaft of connecting rod and DC motors, eccentric block are using interference fit, and the assembling of the structure and processing method are simple, and production cost is low.
Description
Technical field
It the utility model is related to one kind in a big way, specifically a kind of electric toothbrush.
Background technology
Electric toothbrush belong to cleaning tooth instrument, it typically by dry cell, DC micromotor, battery case, head toothbrushes,
Metal casing and sleeve composition；Compared with traditional manual toothbrush, electric toothbrush is under driven by power, and brush is with per minute thousands of
The speed motion of secondary or even up to ten thousand time, efficiency are far above manual toothbrush.
Existing electric tooth is brushed with several type of drive, wherein magnetic suspension vibrations toothbrush powerful, but cost of manufacture is high；
Drag cup electric toothbrush cost is cheap but vibration mode frequency is small, and shock position is rigidly connected with handle, causes hand to be held
Handle seismaesthesia is strong；Existing DC motors add eccentric block vibration mode complicated, and production cost is high, and processing method is complex.
Utility model content
The purpose of this utility model is to provide a kind of electric toothbrush, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of electric toothbrush, including brush position, handle, button, vibrations lid, eccentric block, connecting rod, PCBA, DC motor,
Battery, tail-hood and charging inlet；One end of the handle is connected to the one end at brush position, the internal cavities at the brush position
In vibrations lid is installed, eccentric block and connecting rod, one end of the connecting rod are connected to eccentric block, the equal position of connecting rod, eccentric block
Internal in vibrations lid, one end of eccentric block extends the brush opening position at brush position, and the one end for shaking lid is provided with preceding sealing ring,
The preceding sealing ring is interference fitted with handle, and the other end for shaking lid is connected to battery bracket；It is provided with the handle outer wall
Button and multiple light-guiding pillars, handle inner are provided with battery bracket, and battery bracket is consolidated by the button bit on battery bracket and the position of bone
It is scheduled in handle, PCBA is fixed on battery bracket upper end by the button bit of battery bracket upper end, and the insertion of DC motors is connected to battery
One end of support, the output shaft of DC motors pass through battery bracket, and the other end of connecting rod is connected to the output end of DC motors, described
Connecting rod is provided with two prescriptions close to one end of DC motors and is symmetricly set on to vertical breach group, the breach group including two
The breach of connecting rod；The battery insertion is connected to the other end of battery bracket, and battery is fixed on by the button bit of battery bracket
On battery bracket, the battery, DC motors, charging inlet, light-guiding pillar, button are electrically connected with PCBA；The tail-hood passes through
Tail-hood screw is fixedly mounted on the bottom of handle, and charging inlet is also equipped with the middle part of the tail-hood, and the inner side of the tail-hood is set
There is tail-hood sealing ring, tail-hood sealing ring is interference fitted with handle；The output shaft of the connecting rod and DC motors is using interference fit；
The connecting rod is with eccentric block using interference fit.
As further program of the utility model：The one end at the brush position is cased with case ring, and brush is set on position
It is equipped with the annular groove for coordinating case ring insertion.
As further program of the utility model：Vibrations Cover Gasket is lined between the vibrations lid and battery bracket.
As further program of the utility model：The DC motors are screwed on battery bracket.
As further program of the utility model：The connecting rod is plastic material.
As further program of the utility model：The outside of the tail-hood screw is cased with screw column sealing gasket.
Compared with prior art, the beneficial effects of the utility model are：
The electric toothbrush is reasonable in design, and DC motors are connected with eccentric block using plastic cement connecting rod, eccentric block is projected forwardly to
Brush position, eccentric block are passed directly to brush in energy caused by work rotation, can guarantee that the vibration frequency of brush, and use
The damping of plastic cement connecting rod can also reduce the vibration sense of handle；The output shaft of connecting rod and DC motors, eccentric block are matched somebody with somebody using interference
Close, the assembling of the structure and processing method are simple, and production cost is low.
Brief description of the drawings
Fig. 1 is the assembling structure schematic diagram of electric toothbrush.
Fig. 2 is the decomposition texture schematic diagram of electric toothbrush.
Wherein：1- brushes position；2- case rings；3- buttons；4- light-guiding pillars；5- handles；Sealing ring before 6-；7- vibrations lids；
8- shakes Cover Gasket；9- eccentric blocks；10- connecting rods；11- screws；12-PCBA；13-DC motors；14- batteries；15- battery brackets；
16- tail-hood sealing rings；17- tail-hoods；18- screw column sealing gaskets；19- charging inlets；20- tail-hood screws.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1-2, a kind of electric toothbrush, including brush position 1, handle 5, button 3, vibrations lid 7, eccentric block 9, company
Extension bar 10, PCBA12, DC motor 13, battery 14, tail-hood sealing ring 16, tail-hood 17 and charging inlet 19；One end of the handle 5
The one end at brush position 1 is connected to, and the one end at brush position 1 is cased with case ring 2, and cooperation decoration is provided with brush position 1
The annular groove of 2 insertions is enclosed, vibrations lid 7, eccentric block 9 and connecting rod 10, institute are installed in the internal cavities at the brush position 1
The one end for stating connecting rod 10 is connected to eccentric block 9, and connecting rod 10, eccentric block 9 are respectively positioned on inside vibrations lid 7, one end of eccentric block 9
The brush opening position at brush position 1 is extended, one end of vibrations lid 7 is provided with preceding sealing ring 6, the preceding sealing ring 6 and the mistake of handle 5
It is full of cooperation, reaches the purpose for preventing PCBA12 from intaking when in use, the other end of vibrations lid 7 is connected to battery bracket 15,；It is described
Button 3 and multiple light-guiding pillars 4 are installed on the outer wall of handle 5, battery bracket 15 is installed inside handle 5, battery bracket 15 passes through
Button bit and the position of bone on battery bracket 15 are fixed in handle 5, and PCBA12 is fixed on electricity by the button bit of the upper end of battery bracket 15
The upper end of pond support 15, DC motors 13 are embedded in the one end for being connected to battery bracket 15, and DC motors 13 are fixed on electricity by screw 11
On pond support 15, the output shaft of DC motors 13 passes through battery bracket 15, and the other end of connecting rod 10 is connected to the defeated of DC motors 13
Go out end, the connecting rod 10 is plastic cement bend-resistance material, and the connecting rod 10 is provided with two prescriptions close to one end of DC motors 13
To vertical breach group, the breach group includes two breach for being symmetricly set on connecting rod 10；The insertion of battery 14 connection
In the other end of battery bracket 15, battery 14 is fixed on battery bracket 15 by the button bit of battery bracket 15, the battery 14,
DC motors 13, charging inlet 19, light-guiding pillar 4, button 3 are electrically connected with PCBA12, when pushing button 3, DC motors 13 immediately
Start, drive eccentric block 9 to rotate at a high speed by connecting rod 10, rotation makes shake to eccentric block 9 at a high speed covering internal axially bored line around vibrations
Dynamic lid 7 produces vibrations, and brush position 1 makes the vibrations of vibrations lid 7 conduct completely by bottom button bit and the cooperation in top axle and hole
Bristle on to brush position 1 on driving brush position 1 produces vibrations, in order that enough skies are arranged at bottom when vibrations lid 7 shakes
Between, it is lined with vibrations Cover Gasket 8 between the vibrations lid 7 and battery bracket 15；The tail-hood 17 is fixedly mounted by tail-hood screw 20
In the bottom of handle 5, the outside of tail-hood screw 20 is cased with screw column sealing gasket 18, and the middle part of tail-hood 17 is also equipped with charging
Mouth 19, the inner side of the tail-hood 17 is provided with tail-hood sealing ring 16, and tail-hood sealing ring 16 is interference fitted with handle 5, can effectively be prevented
Only the bottom of handle 5 intakes；The output shaft of the connecting rod 10 and DC motors 13 is using interference fit；The connecting rod 10 and bias
Block 9 is using interference fit.
Operation principle of the present utility model is：Start immediately when pushing button 3, DC motors 13, driven by connecting rod 10
Eccentric block 9 rotates at a high speed, and covering internal axially bored line around vibrations, rotation makes vibrations lid 7 produce vibrations, brush position to eccentric block 9 at a high speed
1 makes the vibrations of vibrations lid 7 be transmitted to driving brush portion on brush position 1 completely by the cooperation of bottom button bit and top axle and hole
Bristle on position 1 produces vibrations, in order that enough spaces, the vibrations lid 7 and battery bracket are arranged at bottom when vibrations lid 7 shakes
Vibrations Cover Gasket 8 is lined between 15；The inner side of tail-hood 17 is provided with tail-hood sealing ring 16, and tail-hood sealing ring 16 is matched somebody with somebody with the interference of handle 5
Close, can effectively prevent the bottom of handle 5 from intaking；Sealing ring 6 before one end of vibrations lid 7 is provided with, the preceding sealing ring 6 and handle 5
Interference fit, reaches the purpose for preventing PCBA12 from intaking when in use.
The electric toothbrush is reasonable in design, compact-sized, and DC motors 13 are connected with eccentric block 9 using plastic cement connecting rod, will
Eccentric block 9 projects forwardly to brush position, and eccentric block 9 is passed directly to brush in energy caused by work rotation, can guarantee that brush
Vibration frequency, and use the damping of plastic cement connecting rod also to reduce the vibration sense of handle 5；The output shaft of connecting rod 10 and DC motors 13
Using interference fit, for connecting rod 10 with eccentric block 9 using being interference fitted, the assembling of the structure and processing method are very simple, raw
It is low to produce cost.
The better embodiment of this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party
Formula, can also be on the premise of this patent objective not be departed from one skilled in the relevant art's possessed knowledge
Various changes can be made.
Claims (6)
1. a kind of electric toothbrush, it is characterised in that including brush position (1), handle (5), button (3), vibrations lid (7), bias
Block (9), connecting rod (10), PCBA (12), DC motors (13), battery (14), tail-hood (17) and charging inlet (19)；The handle
(5) one end is connected to one end of brush position (1), be provided with the internal cavities of the brush position (1) vibrations lid (7),
Eccentric block (9) and connecting rod (10), one end of the connecting rod (10) are connected to eccentric block (9), connecting rod (10), eccentric block
(9) it is internal to be respectively positioned on vibrations lid (7), one end of eccentric block (9) extends the brush opening position at brush position (1), vibrations lid (7)
One end is provided with preceding sealing ring (6), and the preceding sealing ring (6) is interference fitted with handle (5), the other end connection of vibrations lid (7)
To battery bracket (15)；Button (3) and multiple light-guiding pillars (4) are installed on handle (5) outer wall, installed inside handle (5)
There is battery bracket (15), battery bracket (15) is fixed in handle (5) by the button bit on battery bracket (15) and the position of bone, PCBA
(12) battery bracket (15) upper end is fixed on by the button bit of battery bracket (15) upper end, DC motors (13) insertion is connected to battery
One end of support (15), the output shaft of DC motors (13) pass through battery bracket (15), and the other end of connecting rod (10) is connected to DC
The output end of motor (13), the connecting rod (10) are provided with two prescriptions to vertical breach close to one end of DC motors (13)
Group, the breach group include two breach for being symmetricly set on connecting rod (10)；Battery (14) insertion is connected to battery branch
The other end of frame (15), battery (14) are fixed on battery bracket (15) by the button bit of battery bracket (15), the battery
(14), DC motors (13), charging inlet (19), light-guiding pillar (4), button (3) are electrically connected with PCBA (12)；The tail-hood
(17) bottom of handle (5) is fixedly mounted on by tail-hood screw (20), charging inlet is also equipped with the middle part of the tail-hood (17)
(19) tail-hood sealing ring (16), is provided with the inside of the tail-hood (17), tail-hood sealing ring (16) is interference fitted with handle (5)；
The output shaft of the connecting rod (10) and DC motors (13) is using interference fit；The connecting rod (10) uses with eccentric block (9)
Interference fit.
2. electric toothbrush according to claim 1, it is characterised in that one end of the brush position (1) is cased with case ring
(2) annular groove for coordinating case ring (2) embedded, is provided with brush position (1).
3. electric toothbrush according to claim 1, it is characterised in that between the vibrations lid (7) and battery bracket (15)
It is lined with vibrations Cover Gasket (8).
4. electric toothbrush according to claim 1, it is characterised in that the DC motors (13) are fixed on by screw (11)
On battery bracket (15).
5. electric toothbrush according to claim 1, it is characterised in that the connecting rod (10) is plastic material.
6. electric toothbrush according to claim 1, it is characterised in that the outside of the tail-hood screw (20) is cased with screw column
Sealing gasket (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720124389.XU CN207118946U (en) | 2017-02-11 | 2017-02-11 | A kind of electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720124389.XU CN207118946U (en) | 2017-02-11 | 2017-02-11 | A kind of electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207118946U true CN207118946U (en) | 2018-03-20 |
Family
ID=61614482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720124389.XU Active CN207118946U (en) | 2017-02-11 | 2017-02-11 | A kind of electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207118946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109589178A (en) * | 2018-08-07 | 2019-04-09 | 舒可士（深圳）科技有限公司 | Electric toothbrush |
| CN113180867A (en) * | 2021-05-08 | 2021-07-30 | 广东小天才科技有限公司 | Main unit component and electric toothbrush |
-
2017
- 2017-02-11 CN CN201720124389.XU patent/CN207118946U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109589178A (en) * | 2018-08-07 | 2019-04-09 | 舒可士（深圳）科技有限公司 | Electric toothbrush |
| CN113180867A (en) * | 2021-05-08 | 2021-07-30 | 广东小天才科技有限公司 | Main unit component and electric toothbrush |
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