CN207613903U - A kind of brush head driving mechanism of dental scaler - Google Patents
A kind of brush head driving mechanism of dental scaler Download PDFInfo
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- CN207613903U CN207613903U CN201720635495.4U CN201720635495U CN207613903U CN 207613903 U CN207613903 U CN 207613903U CN 201720635495 U CN201720635495 U CN 201720635495U CN 207613903 U CN207613903 U CN 207613903U
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- gear
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- transmission shaft
- shell
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Abstract
The utility model discloses a kind of brush head driving mechanisms of dental scaler, it includes motor, driving device and brush head, the motor is fixed in dental scaler shell, the output shaft front end of the motor is equipped with the first connector, the driving device includes drive shell, transmission shaft is rotationally equipped in the drive shell, the lower end of the transmission shaft is equipped with the second connector, first connector, second connector is separably attached, the brush head is rotationally horizontally set at the upper end of the drive shell, the gear drive for driving the brush head to rotate is equipped between the upper end and brush head of the transmission shaft.It is ingenious that the structure design of the utility model is reasonable, small, transmission efficiency, and low noise, and runnability is stablized, and water resistance is good, and good usage experience can be brought to user.
Description
Technical field
The utility model is related to dental scalers, and in particular to a kind of brush head driving mechanism of dental scaler.
Background technology
In modern society, people focus on dental health very much, and it is the daily hygienic cleaning activity that must be carried out to brush teeth, and is passed through
It brushes teeth, oral cavity is cleaned, removal food residual etc. takes care of one's teeth, and maintains that oral cavity is clean, breath freshening.Dental scaler is one
Kind of electric product because it is novel, easy to use the advantages that, selected by more and more people.But current dental scaler, due to knot
Structure designs not reasonable, and brush head driving mechanism volume is bigger, and transmission efficiency is not good enough, and noise is also bigger, failure
Rate is higher, and after usage time length, water inlet is easy in brush head driving mechanism, both be easy to cause short circuit, and it is hidden to there is safety
Suffer from, and in the liquid long-term existence brush head driving mechanism during brushing teeth, is easy to go mouldy, is smelly, being unfavorable for using, and
It is easy to cause damages to user.
Utility model content
To solve the above-mentioned problems, the utility model discloses a kind of brush head driving mechanisms of dental scaler.
The utility model technical solution used for the above purpose is：
A kind of brush head driving mechanism of dental scaler comprising motor, driving device and brush head, the motor are fixed on dental scaler
In shell, the output shaft front end of the motor is equipped with the first connector, and the driving device includes drive shell, in the drive shell
It is rotationally equipped with transmission shaft, the lower end of the transmission shaft is equipped with the second connector, and first connector, the second connector can divide
Liftoff connection, the brush head are rotationally horizontally set at the upper end of the drive shell, in the upper end of the transmission shaft and brush head it
Between be equipped with drive the brush head rotate gear drive.
The gear drive includes the first gear for being set to the transmission shaft upper end, is set in turn in the drive shell
In second gear to the 5th gear and the 6th gear that is set on the brush head, the first gear, second gear are umbrella shape
Gear, the first gear, transmission shaft central axes be same straight line, the first gear, second gear are perpendicular, second tooth
Wheel, the coaxial arrangement of third gear, the third gear, the 4th gear and the 5th gear are set in the drive shell with being meshed,
5th gear is meshed with the 6th gear.
By first gear to the setting of the 5th gear, the length of transmission shaft is shortened, keeps transmission more reliable, on transmission shaft
End is not easy torsional deformation, skids, and reduces drive noise, and the cooperation of first gear, second gear changes the direction of transfer of power, transports
Row performance is stablized.
First connector includes upper, middle and lower, is equipped with and the motor output shaft shape in the bottom surface of the lower part
The matched semi-cylindrical spliced eye of shape, positioning convex platform is equipped between the lower part and middle part, which is prism.
The lower part, middle part, top cross-sectional area successively decrease.
Second connector is cylinder, and the upper end of second connector is equipped with transmission shaft inserting hole, second connection
The lower end of part is equipped with easy to plug equipped with the lower edge with the matched diamond shape spliced eye in the first connector top, the diamond shape spliced eye
Chamfering.
The top of first connector is hexagonal prisms, in being arranged with briquetting on the middle part of first connector, the briquetting
Hole wall on be equipped with the first groove, be arranged with the first elastic seal ring in the middle part of first connector, this first elasticity it is close
Seal is placed in first groove.
The drive shell includes the left shell and right shell body of corresponding setting, in the upper end pair of the left shell, right shell body
It should be equipped with baffle, closed up in the space to be formed in the left shell, right shell body, gear accommodating cavity, transmission shaft hold successively from top to bottom
Hole and the second connector storage tank are set, the lower end of the second connector storage tank is equipped with to be consolidated with what the dental scaler shell snapped connection
Determine part；
The lower loop of the gear accommodating cavity is equipped with the second groove, and the second elastic seal ring is equipped in second groove, should
Second elastic seal ring is arranged on the transmission shaft.
It is corresponding on the fixing piece to be equipped with two shrapnels, strip, the card are transversely provided in the interior sidewall surface of the shrapnel
The surface of item is smooth curved surface, corresponds to the strip in the upper end of the dental scaler shell and is equipped with card slot；
In the left shell, right shell body opposite wall surface on be respectively equipped with locating slot and positioning convex strip, the locating slot is two
Place, this at two locating slot be respectively arranged at the transmission shaft accommodating hole, the second connector storage tank both sides, the convex from top to bottom
Item corresponds to the locating slot and is set on the right shell body, and location hole is additionally provided with above the locating slot, right above the positioning convex strip
Should location hole be equipped with positioning column.
The brush head includes brush holder support, and the both ends of the brush holder support are respectively fixed with a brush body, and the 6th gear is fixed on the brush
On bar, the brush holder support and the transmission shaft are perpendicular.
The brush body includes fixed seat and bristle piece, and the fixed seat is hexagonal prisms, is set at a seamed edge of the fixed seat
There is the substrate fixed groove through the fixed seat upper and lower surface, the bristle piece includes soft substrate plate, corresponding on the soft substrate plate
Six sides of the fixed seat are equipped with the impression of six decile of soft substrate plate, and interval distance is pressed on the upper surface of the soft substrate plate
From bristle is laid with, the lower surface both ends of the soft substrate plate correspond to the substrate fixed groove and are equipped with fixed raised line, and described two is solid
Determine raised line to be placed in side by side in the substrate fixed groove, the lower surface of the soft substrate plate is covered in the fixed seat, the soft base
Plate gluing is fixed in the fixed seat.
The both ends of the brush holder support are equipped with installation concave surface, are equipped with and the peace through the fixed seat, the upper and lower surface of the 6th gear
Fill concave surface compatible D fonts hole.
It is equipped with end cap in the outside of the brush body, the D fonts hole that the fixed seat is corresponded on the end cap is equipped with stopple.
A kind of brush head driving method that brush head driving mechanism by aforementioned dental scaler is implemented, the motor work, passes through
First connector drives the second connector, second connector to drive the transmission shaft rotation, the upper end of the transmission shaft and brush head
Between gear drive drive brush head lateral rotation.
First connector includes upper, middle and lower, is equipped with and the motor output shaft shape in the bottom surface of the lower part
The matched semi-cylindrical spliced eye of shape, positioning convex platform is equipped between the lower part and middle part, which is prism；
Second connector is cylinder, and the upper end of second connector is equipped with transmission shaft inserting hole, second connection
The lower end of part is equipped with easy to plug equipped with the lower edge with the matched diamond shape spliced eye in the first connector top, the diamond shape spliced eye
Chamfering.
The beneficial effects of the utility model are：It is ingenious that the structure design of the utility model is reasonable, small, transmission efficiency,
And low noise, runnability are stablized, and water resistance is good, and good usage experience can be brought to user.
Below in conjunction with the accompanying drawings with specific implementation mode, the utility model is further illustrated.
Description of the drawings
Fig. 1 is the stereogram of the utility model；
Fig. 2 is the exploded view 1 of the utility model；
Fig. 3 is the exploded view 2 of the utility model；
Fig. 4 is the structural schematic diagram of the utility model middle gear transmission mechanism；
Fig. 5 is the assembling schematic diagram of the first connector and the second connector in the utility model；
Fig. 6 is the structural schematic diagram of brush head in the utility model；
Fig. 7 is the exploded view of brush head in the utility model；
Fig. 8 is the exploded view of brush body in the utility model.
Specific implementation mode
Embodiment, referring to Fig. 1 to Fig. 8, present embodiment discloses a kind of brush head driving mechanisms of dental scaler comprising motor
1, driving device and brush head 2, the motor 1 are fixed in dental scaler shell, and the output shaft front end of the motor 1 is equipped with the first connector
3, the driving device includes drive shell 4, and transmission shaft 5, the lower end of the transmission shaft 5 are rotationally equipped in the drive shell 4
Equipped with the second connector 6, first connector 3, the second connector 6 are separably attached, and the brush head 2 is rotationally lateral
It is set to the upper end of the drive shell 4, the gear for driving the brush head to rotate is equipped between the upper end of the transmission shaft 5 and brush head 2
Transmission mechanism 7.
The gear drive 7 includes the first gear 71 for being set to the transmission shaft upper end, is set in turn in the driving
Second gear 72 to the 5th in shell 4 gear 75 and the 6th gear 76 that is set on the brush head 2, the first gear 71,
Second gear 72 be bevel gear, the first gear 71, transmission shaft 5 central axes be same straight line, the first gear 71, second
Gear 72 is perpendicular, and the second gear 72, third gear 73 are coaxially disposed, the third gear 73, the 4th gear 74 and the 5th tooth
Wheel 75 is set in the drive shell 4 with being meshed, and the 5th gear 75 is meshed with the 6th gear 76.
By the setting of 71 to the 5th gear 75 of first gear, the length of transmission shaft 5 is shortened, keeps transmission more reliable, is passed
5 upper end of moving axis is not easy torsional deformation, skids, and reduces drive noise, and the cooperation of first gear 71, second gear 72 changes power
Direction of transfer, runnability are stablized.
First connector 3 includes top 31, middle part 32 and lower part 33, is equipped with and the motor in the bottom surface of the lower part 33
The 1 output matched semi-cylindrical spliced eye of axis shape, is equipped with positioning convex platform 34, the top between the lower part 33 and middle part 32
31 be prism.
The lower part 33, middle part 32, top 31 cross-sectional area successively decrease.
Second connector 6 is cylinder, and the upper end of second connector 6 is equipped with transmission shaft inserting hole, second company
The lower end of fitting 6 is equipped with to be set with the matched diamond shape spliced eye 61 in 3 top of the first connector, the lower edge of the diamond shape spliced eye 61
There is chamfering easy to plug.
The top 31 of first connector 3 is hexagonal prisms, in being arranged with briquetting on the middle part of first connector 3 32
35, the first groove is equipped on the hole wall of the briquetting 35, and the first elastic seal ring is arranged in the middle part of first connector 3 32
36, which is placed in first groove.
The drive shell 4 includes the left shell 41 and right shell body 42 of corresponding setting, in the left shell 41, right shell body 42
Upper end be correspondingly provided with baffle 43, close up in the space to be formed in the left shell 41, right shell body 42, from top to bottom successively gear hold
Chamber 44, transmission shaft accommodating hole 45 and the second connector storage tank 46 are set, the lower end of the second connector storage tank 46 is equipped with and this
The fixing piece 9 that dental scaler shell snaps connection；
The lower loop of the gear accommodating cavity 44 is equipped with the second groove 47, and the second elastic packing is equipped in second groove 47
Circle, second elastic seal ring are arranged on the transmission shaft 5.
It is corresponding on the fixing piece 9 to be equipped with two shrapnels, strip, the card are transversely provided in the interior sidewall surface of the shrapnel
The surface of item is smooth curved surface, corresponds to the strip in the upper end of the dental scaler shell and is equipped with card slot；
In the left shell 41, right shell body 42 opposite wall surface on be respectively equipped with locating slot 49 and positioning convex strip 410, it is described fixed
Position slot 49 is at two, and to be respectively arranged at the transmission shaft accommodating hole 45, the second connector from top to bottom accommodating for locating slot 49 at two for this
46 both sides of slot, the positioning convex strip 410 correspond to the locating slot 49 and are set on the right shell body 42, be additionally provided with above the locating slot 49
Location hole 411 corresponds to the location hole 411 above the positioning convex strip 410 and is equipped with positioning column 412.
The brush head 2 includes brush holder support 21, and the both ends of the brush holder support 21 are respectively fixed with a brush body 22, and the 6th gear 76 is solid
Due on the brush holder support 21, the brush holder support 21 and the transmission shaft 5 are perpendicular.
The brush body 22 includes fixed seat 221 and bristle piece 222, and the fixed seat 221 is hexagonal prisms, in the fixed seat
The substrate fixed groove 2211 through 221 upper and lower surface of fixed seat is equipped at 221 seamed edge, the bristle piece 222 includes
Soft substrate plate 2221, six sides that the fixed seat 221 is corresponded on the soft substrate plate 2221 are equipped with the soft substrate plate 2221
The impression of six deciles is laid with bristle 2222 on the upper surface of the soft substrate plate 2221, the soft substrate plate 2221 by spacing distance
Lower surface both ends correspond to the substrate fixed groove 2211 and be equipped with fixed raised line 2223, described two fix raised line 2223 blocks side by side
It is placed in the substrate fixed groove 2211, the lower surface of the soft substrate plate 2221 is covered in the fixed seat 221, the soft substrate plate
2221 gluings are fixed in the fixed seat 221.
The both ends of the brush holder support 21 are equipped with installation concave surface 211, through the fixed seat 221, the upper and lower surface of the 6th gear 76
Equipped with the installation concave surface 211 compatible D fonts hole 2212.
It is equipped with end cap 23 in the outside of the brush body 22, the D fonts hole that the fixed seat 221 is corresponded on the end cap 23 is equipped with
Stopple 231.
The brush head driving method that a kind of brush head driving mechanism by aforementioned dental scaler is implemented, the motor 1 work, pass through
First connector 3 drive the second connector 6, second connector 6 drive the transmission shaft 5 rotate, the upper end of the transmission shaft 5 with
Gear drive 7 between brush head 2 drives 2 lateral rotation of brush head.
First gear 71 is rotated with transmission shaft 5, and first gear 71 is meshed with second gear 72, changes the transmission side of power
To 73 to the 6th gear 76 of third gear engages successively, to drive brush head 2 to rotate.
First connector 3 includes top 31, middle part 32 and lower part 33, is equipped with and the motor in the bottom surface of the lower part 33
The 1 output matched semi-cylindrical spliced eye of axis shape, is equipped with positioning convex platform 34, the top between the lower part 33 and middle part 32
31 be prism；
Second connector 6 is cylinder, and the upper end of second connector 6 is equipped with transmission shaft inserting hole, second company
The lower end of fitting 6 is equipped with to be set with the matched diamond shape spliced eye 61 in the first connector top, the lower edge of the diamond shape spliced eye 61
There is chamfering easy to plug.
It is ingenious that the structure design of the utility model is reasonable, small, transmission efficiency, and low noise, and runnability is stablized,
Water resistance is good, and good usage experience can be brought to user.
The above descriptions are merely preferred embodiments of the present invention, not makees in any form to the utility model
Limitation.Any technical person familiar with the field, it is all available in the case where not departing from technical solutions of the utility model ambit
The technological means and technology contents of the disclosure above make many possible changes and modifications to technical solutions of the utility model, or repair
It is changed to the equivalent embodiment of equivalent variations.Therefore every content without departing from technical solutions of the utility model, according to the utility model
Shape, equivalence changes made by construction and principle, should all be covered by the scope of protection of the utility model.
Claims (8)
1. a kind of brush head driving mechanism of dental scaler, it is characterised in that：It includes motor, driving device and brush head, and the motor is solid
Due in dental scaler shell, the output shaft front end of the motor is equipped with the first connector, and the driving device includes drive shell, should
Transmission shaft is rotationally equipped in drive shell, the lower end of the transmission shaft is equipped with the second connector, first connector, second
Connector is separably attached, and the brush head is rotationally horizontally set at the upper end of the drive shell, in the upper of the transmission shaft
The gear drive for driving the brush head to rotate is equipped between end and brush head.
2. the brush head driving mechanism of dental scaler according to claim 1, which is characterized in that the gear drive includes
It is set to the first gear of the transmission shaft upper end, the second gear being set in turn in the drive shell to the 5th gear and setting
In the 6th gear on the brush head, the first gear, second gear are bevel gear, the first gear, transmission shaft axis
Line is same straight line, and the first gear, second gear are perpendicular, the second gear, the coaxial arrangement of third gear, the third tooth
Wheel, the 4th gear and the 5th gear are set in the drive shell with being meshed, and the 5th gear is meshed with the 6th gear.
3. the brush head driving mechanism of dental scaler according to claim 1, which is characterized in that first connector includes upper
Portion, middle part and lower part, in the bottom surface of the lower part be equipped with the matched semi-cylindrical spliced eye of the motor output shaft shape, under this
Positioning convex platform is equipped between portion and middle part, which is prism.
4. the brush head driving mechanism of dental scaler according to claim 3, which is characterized in that the lower part, middle part, top
Cross-sectional area successively decreases.
5. the brush head driving mechanism of dental scaler according to claim 3, which is characterized in that second connector is cylinder
Shape, the upper end of second connector are equipped with transmission shaft inserting hole, the lower end of second connector be equipped with on first connector
The lower edge of the matched diamond shape spliced eye in portion, the diamond shape spliced eye is equipped with chamfering easy to plug.
6. the brush head driving mechanism of dental scaler according to claim 5, which is characterized in that the top of first connector
The first groove is equipped on the hole wall of the briquetting in being arranged with briquetting on the middle part of first connector for hexagonal prisms, in this
The first elastic seal ring is arranged in the middle part of a connection piece, which is placed in first groove.
7. the brush head driving mechanism of dental scaler according to claim 1, which is characterized in that the drive shell includes opposite
The left shell and right shell body that should be arranged are correspondingly provided with baffle, in the left shell, right shell body in the upper end of the left shell, right shell body
Close up in the space to be formed, from top to bottom gear accommodating cavity, transmission shaft accommodating hole and the second connector storage tank successively, this second
The lower end of connector storage tank is equipped with the fixing piece snapped connection with the dental scaler shell；
The lower loop of the gear accommodating cavity is equipped with the second groove, is equipped with the second elastic seal ring in second groove, this second
Elastic seal ring is arranged on the transmission shaft.
8. the brush head driving mechanism of dental scaler according to claim 7, which is characterized in that corresponding on the fixing piece to set
There are two shrapnels, strip is transversely provided in the interior sidewall surface of the shrapnel, the surface of the strip is smooth curved surface, in the dental scaler
The upper end of shell corresponds to the strip and is equipped with card slot；
In the left shell, right shell body opposite wall surface on be respectively equipped with locating slot and positioning convex strip, the locating slot is at two, should
Locating slot is respectively arranged at the transmission shaft accommodating hole, the second connector storage tank both sides, the positioning convex strip pair from top to bottom at two
Should locating slot be set on the right shell body, be additionally provided with location hole above the locating slot, it is corresponding above the positioning convex strip should
Location hole is equipped with positioning column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720635495.4U CN207613903U (en) | 2017-06-03 | 2017-06-03 | A kind of brush head driving mechanism of dental scaler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720635495.4U CN207613903U (en) | 2017-06-03 | 2017-06-03 | A kind of brush head driving mechanism of dental scaler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207613903U true CN207613903U (en) | 2018-07-17 |
Family
ID=62818492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720635495.4U Active CN207613903U (en) | 2017-06-03 | 2017-06-03 | A kind of brush head driving mechanism of dental scaler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207613903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107007371A (en) * | 2017-06-03 | 2017-08-04 | 东莞市明罡电子科技有限公司 | The brush drive mechanism and brush driving method of a kind of dental scaler |
-
2017
- 2017-06-03 CN CN201720635495.4U patent/CN207613903U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107007371A (en) * | 2017-06-03 | 2017-08-04 | 东莞市明罡电子科技有限公司 | The brush drive mechanism and brush driving method of a kind of dental scaler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221208 Address after: Tianmian 102, Wanji Business Building, No. 138, Xinzhou 11th Street, Xinhua District, Shatou Street, Futian District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Minggang New Material Technology Co.,Ltd. Address before: 2 / F, No.02, jinjizui Road, dadaimei village, Dalingshan Town, Dongguan City, Guangdong Province 523000 Patentee before: DONGGUAN MINGGANG ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |