CN209884399U - Swing output device and contain its electric toothbrush - Google Patents
Swing output device and contain its electric toothbrush Download PDFInfo
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- CN209884399U CN209884399U CN201920360758.4U CN201920360758U CN209884399U CN 209884399 U CN209884399 U CN 209884399U CN 201920360758 U CN201920360758 U CN 201920360758U CN 209884399 U CN209884399 U CN 209884399U
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- swing
- boss
- output device
- gear assembly
- electric toothbrush
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Abstract
The embodiment of the utility model provides a swing output device and contain its electric toothbrush for electric toothbrush, swing output device includes driving motor, gear assembly and swing piece, this gear assembly is connected with driving motor's output end transmission, the gear assembly includes the boss that has the inclined plane; swing piece swing joint in gear assembly to laminate mutually with the inclined plane of boss, in order when the gear assembly is rotated by driving motor drive, the gear assembly drives the boss is along with and promote swing piece swing, the utility model discloses an above-mentioned swing piece is connected to electric toothbrush's brush head, realizes electric toothbrush's the swing output of brush head for electric toothbrush can self-cleaning oral cavity tooth, above-mentioned device simple structure, the small in noise, with low costs as transmission assembly's gear assembly, the gear assembly is convenient for produce installation and batch production moreover.
Description
Technical Field
The present invention relates to a swing output device, and more particularly to a swing output device and an electric toothbrush having the same.
Background
Electric toothbrushes are the mainstream direction in the current and future markets, and the sales volume and prospects thereof cannot be predicted. However, the electric toothbrush products in the market at present generally adopt a dc micro motor, as in chinese patent application with publication number CN201520574378, which adopts a micro dc motor to drive, and transmits the driving force through a very complicated structure, and the above structure has the disadvantages of high noise and high cost, and is not beneficial to production, installation and mass production.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem that exists among the prior art, the utility model provides a swing output device and contain its electric toothbrush realizes the swing output of small angle through swing output device.
An embodiment of the utility model provides a swing output device for electric toothbrush, a serial communication port, swing output device includes:
a drive motor;
the gear assembly is in transmission connection with the output end of the driving motor and comprises a boss with an inclined plane;
the swinging piece is movably connected to the gear assembly and attached to the inclined plane of the boss, so that when the gear assembly is driven to rotate by the driving motor, the gear assembly drives the boss to drive the swinging piece to swing along with the boss.
In some embodiments, the gear assembly includes a driving gear and a crown gear which are engaged with each other, the driving gear is connected to an output end of the driving motor to rotate under the driving of the driving motor and drive the crown gear to rotate, the boss is disposed on the crown gear and located on the same side of the crown gear as the teeth of the crown gear, the precision of the gear engagement is high, and the transmission is stable.
In some embodiments, the boss is formed by a cylindrical chamfer, the chamfer forms the inclined surface, and the cylinder is arranged coaxially with the crown gear, so that the structure is simple and low in cost.
In some embodiments, the swing output device further comprises: the driving motor and the gear assembly are arranged in the shell, one part of the swinging piece is arranged in the shell, and the other part of the swinging piece extends out of the shell; the connecting axle, the connecting axle with the cylinder is coaxial to be set up, the oscillating piece is equipped with the swing chamber, the connecting axle passes the swing chamber, and its both ends are fixed in respectively on the casing, above-mentioned simple structure realizes that the oscillating piece laminates in the boss all the time, reduce cost effectively.
In some embodiments, the swinging member comprises an attaching part attached to the inclined surface of the boss and an inserting part used for being inserted into the brush head of the electric toothbrush, and the swinging member and the brush head which are directly connected have the advantages of high transmission efficiency and convenience in connection.
In some embodiments, one side of the attaching portion, which is far away from the boss, is provided with an arc-shaped protruding portion, when the swinging piece swings, the inner wall of the shell acts on the arc-shaped protruding portion, so that the attaching portion is always attached to the inclined surface of the boss, and the structure effectively avoids the condition that the attaching portion is separated from the inclined surface of the boss, so that the swinging piece fails.
In some embodiments, the included angle between the inclined plane of the boss and the horizontal plane is 0 to 60 degrees, so that small-angle swing output of the swing output device is realized, and the requirement of a product on a swing angle is met.
In some embodiments, the connecting shaft and the crown gear are connected through a bearing, and the bearing connection is stable and low in cost.
The embodiment of the utility model provides an electric toothbrush is still provided, it includes brush head and brush holder, still includes like foretell swing output device, swing output device set up in the brush holder, and its swing with brush head is connected to realize the low-angle swing of brush head effectively, and small in noise, with low costs.
Compared with the prior art, the utility model discloses beneficial effect lies in: the utility model discloses a boss on it is driven along with its rotation by driving motor drive pivoted gear assembly, and this boss promotes the swing of swing piece simultaneously, realizes swing output device's low-angle swing output, the utility model also provides an electric toothbrush who contains above-mentioned swing output device, electric toothbrush's brush head is connected the swing piece, realizes the swing output of electric toothbrush's brush head for electric toothbrush can self-cleaning oral cavity tooth, above-mentioned device simple structure, and little noise, with low costs as transmission assembly's gear assembly, the gear assembly is convenient for produce installation and batch production moreover.
Drawings
In the drawings, which are not necessarily drawn to scale, like reference numerals may describe similar components in different views. Like reference numerals having letter suffixes or different letter suffixes may represent different instances of similar components. The drawings illustrate various embodiments generally by way of example and not by way of limitation, and together with the description and claims serve to explain the disclosed embodiments. The same reference numbers will be used throughout the drawings to refer to the same or like parts, where appropriate. Such embodiments are illustrative, and are not intended to be exhaustive or exclusive embodiments of the present apparatus or method.
Fig. 1 is a schematic structural diagram of a swing output device according to an embodiment of the present invention;
fig. 2 is a schematic view of a partial structure of a swing output device according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional view of a swing output device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a swinging member of a swing output device according to an embodiment of the present invention;
FIG. 5 is a schematic partial sectional view showing an exploded structure of an electric toothbrush according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a rotary brush head of an electric toothbrush according to an embodiment of the present invention.
The members denoted by reference numerals in the drawings:
1-a swing output device; 2-driving the motor; 3-a gear assembly; 31-a boss; 32-a drive gear; 33-crown gear; 4-a swinging member; 41-a bonding part; 42-a plug-in part; 43-a curved protrusion; 5-a shell; 6-connecting shaft; 7-a swing cavity; 8-an electric toothbrush; 9-brush head.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and the detailed description. The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and the specific embodiments, but not to be construed as limiting the invention.
The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
In the present invention, when it is described that a specific device is located between a first device and a second device, an intervening device may or may not be present between the specific device and the first device or the second device. When a particular device is described as being coupled to other devices, that particular device may be directly coupled to the other devices without intervening devices or may be directly coupled to the other devices with intervening devices.
All terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs unless specifically defined otherwise. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
The embodiment of the utility model provides a swing output device 1 can be applied to in any equipment that needs the wobbling, in this embodiment, explains this swing output device 1 with being applied to electric toothbrush as the example, makes electric toothbrush's brush head realize the swing of small angle. As shown in fig. 1 and 2, the swing output device 1 includes a driving motor 2, a gear assembly 3 and a swing member 4, the gear assembly 3 is in transmission connection with an output end of the driving motor 2, so that the driving motor 2 drives the gear assembly 3 to rotate, the gear assembly 3 includes a boss 31 having an inclined plane, and an included angle between the inclined plane and a horizontal plane is not limited; swing 4 swing joint in gear assembly 3 to laminate mutually with the inclined plane of boss 31, in order when gear assembly 3 is rotated by the drive of driving motor 2, gear assembly 3 drives boss 31 and promotes the swing of swing 4 along with and, the utility model discloses a drive pivoted gear assembly 3 by driving motor 2 and drive boss 31 above that along with its rotation, the inclined plane that accompanies boss 31 simultaneously changes in the rotation of the inclined plane position in the rotation, realizes keeping the swing output of swing 4 of laminating state with the inclined plane of boss 31 all the time, above-mentioned device simple structure, and with low costs.
In some embodiments, the gear assembly 3 comprises a driving gear 32 and a crown gear 33 (as shown in fig. 1 and 2) which are engaged with each other, the crown gear 33 has a wheel-shaped body and a plurality of teeth arranged on one end face (a face perpendicular to the axis of the wheel-shaped body) of the wheel-shaped body and enclosing a closed ring shape, referring to fig. 2, the driving gear 32 is connected to an output end (e.g. an output shaft) of the driving motor 2, the axis of the driving gear 32 is arranged perpendicular to the axis of the crown gear 33, the driving gear 32 is driven by the driving motor 2 to rotate and enables the driving gear 32 to drive the crown gear 33 to rotate around the axis thereof through the engagement of the driving gear 32 and the closed ring-shaped teeth of the crown gear 33, the boss 31 is arranged on the crown gear 33 and is arranged in a ring shape enclosed by the closed ring-shaped teeth of the crown gear 33, the boss 31 and the, the boss 31 and the crown gear 33 are detachably connected or integrally formed, and preferably, the boss 31 and the crown gear 33 are integrally formed, so as to ensure the relative position of the boss 31 and the crown gear 33 and facilitate the streamlined production of products.
In some embodiments, the boss 31 is formed by chamfering a cylinder (as shown in fig. 2), that is, the boss 31 has two opposite end faces, one of which is an inclined face, and the other end face is perpendicular to the axis of the cylinder and fits to the crown gear 33, so as to avoid the surface of the square or non-round boss 31 from affecting the fit between the boss 31 and the oscillating member 4, the inclined face forms the inclined face, the cylinder is arranged coaxially with the crown gear 33, and the chamfering angle is not limited, and the swinging output angle of the oscillating member 4 can be satisfied.
In some embodiments, fig. 3 is a schematic cross-sectional view of a swing output device according to an embodiment of the present invention, as shown in fig. 3, the swing output device 1 further includes a housing 5 and a connecting shaft 6, the housing 5 has functions of protecting a plurality of components inside the housing and ensuring a relative position relationship between the plurality of components, the driving motor 2 and the gear assembly 3 are both disposed in the housing 5, a part of the swing member 4 is disposed in the housing 5, and another part of the swing member extends out of the housing 5, so that the swing output member can be used for connecting with other external components to realize swing output; connecting axle 6 sets up with boss 31 is coaxial, and swing 4 is equipped with swing chamber 7 (as shown in fig. 1), and connecting axle 6 passes swing chamber 7, and its both ends are fixed in respectively on the casing 5, and swing chamber 7 makes connecting axle 6 and swing 4 interval set up, because swing 4 need swing output, avoids because connecting axle 6 passes swing 4, makes swing 4's swing limited, can set up great interval between the chamber wall of swing chamber 7 and connecting axle 6.
Fig. 4 is a schematic structural diagram of a swinging member of a swing output device according to an embodiment of the present invention, and in some embodiments, as shown in fig. 4, the swinging member 4 includes a fitting portion 41 fitted to an inclined surface of the boss 31 and an insertion portion 42 for inserting into another external member (for example, a brush head of an electric toothbrush), the fitting portion 41 has a fitting surface fitted to the inclined surface of the boss 31, so that the swinging member 4 can be tightly fitted to the boss 31, and the insertion portion 42 of the swinging member 4 can be connected to another external member to output a swing of the swinging member 4.
In some embodiments, with reference to fig. 4, the side of the abutting portion 41 away from the boss 31 has an arc-shaped protruding portion 43, when the swinging member 4 swings, the inner wall of the housing 5 acts on the arc-shaped protruding portion 43 (as shown in fig. 3), so that the abutting portion 41 always abuts on the inclined surface of the boss 31, and the cooperation between the connecting shaft 6 and the housing 5 defines the swinging range of the swinging member 4 and cannot be separated from the connecting shaft 6 under the action of the housing 5.
In some embodiments, the inclined plane of the boss 31 forms an angle of 0 to 60 degrees with the horizontal plane, so as to realize small-angle swing output of the swing output device, thereby meeting the requirement of a product on a swing angle.
In some embodiments, the connecting shaft 6 and the crown gear 33 are connected through a bearing, and the bearing is rotatably connected in a manner that has the advantages of stable connection and low friction.
The embodiment of the utility model provides an electric toothbrush 8 is still provided, fig. 5 is the utility model provides an electric toothbrush's decomposition and partial section schematic diagram, as shown in fig. 5, electric toothbrush 8 is including brush head 9 and brush holder, the first 9 preferred rotation type brush heads as shown in fig. 6 of brush, electric toothbrush 8 still includes as foretell swing output device 1, swing output device 1 sets up in the brush holder, and its swinging member 4 is connected with brush head 9, brush head 9 inserts along the shown direction of arrow head in fig. 5, realize the swing of brush head 9 of electric toothbrush 8, make electric toothbrush 8 can self-cleaning oral cavity tooth, above-mentioned device simple structure, the small in noise of the gear assembly as drive assembly, and is with low costs, and gear assembly 3 is convenient for production installation and batch production.
Moreover, although exemplary embodiments have been described herein, the scope thereof includes any and all embodiments based on the present invention with equivalent elements, modifications, omissions, combinations (e.g., of various embodiments across), adaptations or variations. The elements of the claims are to be interpreted broadly based on the language employed in the claims and not limited to examples described in the present specification or during the prosecution of the application, which examples are to be construed as non-exclusive. It is intended, therefore, that the specification and examples be considered as exemplary only, with a true scope and spirit being indicated by the following claims and their full scope of equivalents.
The above description is intended to be illustrative and not restrictive. For example, the above-described examples (or one or more versions thereof) may be used in combination with each other. For example, other embodiments may be used by those of ordinary skill in the art upon reading the above description. Additionally, in the foregoing detailed description, various features may be grouped together to streamline the disclosure. This should not be interpreted as an intention that a disclosed feature not claimed is essential to any claim. Rather, inventive subject matter may lie in less than all features of a particular disclosed embodiment. Thus, the following claims are hereby incorporated into the detailed description as examples or embodiments, with each claim standing on its own as a separate embodiment, and it is contemplated that these embodiments may be combined with each other in various combinations or permutations. The scope of the invention should be determined with reference to the appended claims, along with the full scope of equivalents to which such claims are entitled.
The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.
Claims (9)
1. An oscillating output device for an electric toothbrush, the oscillating output device comprising:
a drive motor;
the gear assembly is in transmission connection with the output end of the driving motor and comprises a boss with an inclined plane;
the swinging piece is movably connected to the gear assembly and attached to the inclined plane of the boss, so that when the gear assembly is driven to rotate by the driving motor, the gear assembly drives the boss to drive the swinging piece to swing along with the boss.
2. The swing output device according to claim 1, wherein the gear assembly includes a driving gear and a crown gear engaged with each other, the driving gear is connected to an output end of the driving motor to rotate under the driving of the driving motor and drive the crown gear to rotate, and the boss is disposed on the crown gear and located on the same side of the crown gear as the teeth of the crown gear.
3. The swing output device according to claim 2, wherein the boss is formed by a cylindrical chamfer forming the ramp, the cylinder being disposed coaxially with the crown gear.
4. The swing output device according to claim 3, further comprising:
the driving motor and the gear assembly are arranged in the shell, one part of the swinging piece is arranged in the shell, and the other part of the swinging piece extends out of the shell;
the connecting shaft, the connecting shaft with the cylinder is coaxial to be set up, the swing piece is equipped with the swing chamber, the connecting shaft passes the swing chamber, and its both ends are fixed in respectively on the casing.
5. The swing output device according to claim 4, wherein the swing member includes an engaging portion engaging with the inclined surface of the boss and an insertion portion for insertion with a brush head of the electric toothbrush.
6. The swing output device according to claim 5, wherein an arc-shaped protrusion is provided on a side of the fitting portion away from the boss, and when the swing member swings, an inner wall of the housing acts on the arc-shaped protrusion, so that the fitting portion is always fitted to the inclined surface of the boss.
7. The swing output device according to claim 1, wherein the inclined surface of the boss is at an angle of 0 to 60 degrees to the horizontal.
8. The swing output device according to claim 4, wherein the connecting shaft and the crown gear are connected by a bearing.
9. An electric toothbrush comprising a brush head and a handle, characterized in that it further comprises a swing output as claimed in any one of claims 1 to 8, which is arranged in the handle and whose swing member is connected to the brush head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920360758.4U CN209884399U (en) | 2019-03-20 | 2019-03-20 | Swing output device and contain its electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920360758.4U CN209884399U (en) | 2019-03-20 | 2019-03-20 | Swing output device and contain its electric toothbrush |
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| Publication Number | Publication Date |
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| CN209884399U true CN209884399U (en) | 2020-01-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920360758.4U Active CN209884399U (en) | 2019-03-20 | 2019-03-20 | Swing output device and contain its electric toothbrush |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397298A (en) * | 2021-06-30 | 2021-09-17 | 江苏三笑集团有限公司 | Antibacterial toothbrush with hillock-shaped tangent plane and proper teeth |
| WO2023082876A1 (en) * | 2021-11-11 | 2023-05-19 | 上海携福电器有限公司 | Cleaning and care appliance |
-
2019
- 2019-03-20 CN CN201920360758.4U patent/CN209884399U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113397298A (en) * | 2021-06-30 | 2021-09-17 | 江苏三笑集团有限公司 | Antibacterial toothbrush with hillock-shaped tangent plane and proper teeth |
| CN113397298B (en) * | 2021-06-30 | 2022-08-16 | 江苏三笑集团有限公司 | Antibacterial toothbrush with hillock-shaped tangent plane and proper teeth |
| WO2023082876A1 (en) * | 2021-11-11 | 2023-05-19 | 上海携福电器有限公司 | Cleaning and care appliance |
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