CN214967018U - Electric toothbrush - Google Patents
Electric toothbrush Download PDFInfo
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- CN214967018U CN214967018U CN202121291564.7U CN202121291564U CN214967018U CN 214967018 U CN214967018 U CN 214967018U CN 202121291564 U CN202121291564 U CN 202121291564U CN 214967018 U CN214967018 U CN 214967018U
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Abstract
The utility model relates to an electric toothbrush, including the handle body and toothbrush head subassembly, the toothbrush head subassembly includes connecting seat and toothbrush head, the connecting seat is installed on the handle body, be provided with a plurality of brush hair body on the toothbrush head, be provided with the drive toothbrush head reciprocating swing's actuating mechanism on the handle body, actuating mechanism includes motor device and swinging arms, and the middle part of swinging arms is rotated and is set up in the connecting seat, the one end of swinging arms and the output shaft of motor device, and the other end and the toothbrush head of swinging arms are connected, and the output shaft of motor device drives the one end reciprocating swing of swinging arms to the toothbrush head that the other end of driving and swinging arms is connected is to the reciprocating swing of both sides. By adopting the scheme, the toothbrush head can swing in a reciprocating manner, and the cleaning effect of teeth is better.
Description
Technical Field
The utility model belongs to the technical field of toothbrush technique and specifically relates to an electric toothbrush.
Background
In daily life, a toothbrush is used for cleaning the oral cavity in order to clean the oral cavity, but a manual toothbrush usually cannot clean teeth cleanly, and the gum bleeding and the enamel abrasion are caused by the non-specification of manual operation force and action. Electric toothbrush has appeared on the market now, and it includes the handle body and toothbrush head, and the internal motor core's of handle fast rotation or vibrations drive the toothbrush head and produce high frequency vibration, and the vibration transmission brushes teeth on to the brush hair of toothbrush head. However, the toothbrush head can only vibrate irregularly, and can not brush the surface of the teeth in a reciprocating way like a common toothbrush, and the cleaning effect of the teeth is poor.
Disclosure of Invention
The utility model overcomes the defects of the prior art and provides an electric toothbrush, which can realize the reciprocating swing of the toothbrush head and has better cleaning effect on teeth.
In order to realize the purpose, the utility model discloses a technical scheme is: the utility model provides an electric toothbrush, includes the handle body and toothbrush head subassembly, and toothbrush head subassembly includes connecting seat and toothbrush head, the connecting seat is installed on the handle body, the overhead a plurality of brush hair body that is provided with of toothbrush, be provided with the drive mechanism of the reciprocal swing of drive toothbrush head on the handle body, drive mechanism includes motor device and swinging arms, and the middle part of swinging arms is rotated and is set up in the connecting seat, the one end of swinging arms and the output shaft of motor device, and the other end and the toothbrush head of swinging arms are connected, and the output shaft of motor device drives the reciprocal swing of one end of swinging arms to the toothbrush head that the other end that drives and the swinging arms is connected is to the reciprocal swing of both sides.
By adopting the above scheme, the brush hair body comprises a plurality of brush hair, the brush hair does not need to be perpendicular to the brush hair body installation surface, can also incline certain angle setting, and the size of the brush hair can be different, and the position of setting can be irregular, the motor device can have the speed reducing function by itself, also can comprise a motor and a speed reducing structure, thereby reducing the rotating speed of an output shaft, the middle part of a swinging rod is rotatably arranged in the handle body, the middle part is not limited in the middle of the swinging rod, the part between the two ends of the swinging rod can be the middle part, the output shaft of the motor device drives one end of the swinging rod to swing in a reciprocating way, according to the lever principle, the other end of the swinging rod drives the brush head to swing in a reciprocating way towards the two sides, when the brush hair is in contact with the surfaces of teeth, the brush head drives the brush hair body to swing in a reciprocating way along the surfaces of the teeth, the cleaning effect of the teeth is better, certainly, the connecting seat can be arranged integrally or separately with the handle body, the toothbrush head can be replaced independently, or the connecting seat and the toothbrush head can be replaced.
The utility model discloses a further setting is: the driving mechanism further comprises an eccentric sleeve, the eccentric sleeve is rotatably arranged on the connecting seat or the handle body, an output shaft of the motor device drives the eccentric sleeve to rotate, and the eccentric sleeve drives one end of the oscillating rod to oscillate back and forth through an eccentric structure.
By adopting the scheme, the output shaft of the motor device indirectly drives the swing rod to swing through the transmission sleeve, so that the connecting seat and the handle body are convenient to disassemble and assemble in a split manner.
The utility model discloses a further setting is: the eccentric cover is arranged along the length direction of the handle body, the eccentric structure comprises an eccentric shaft arranged on the eccentric cover, the eccentric shaft is arranged by deviating from the central shaft of the eccentric cover, a placing groove for the eccentric shaft to be inserted is formed in one end of the oscillating rod, the eccentric cover drives the eccentric shaft to do eccentric motion, and the eccentric shaft abuts against the side wall of the placing groove to drive one end of the oscillating rod to swing in a reciprocating mode.
Through adopting above-mentioned scheme, eccentric cover drives the eccentric shaft and is eccentric motion, thereby the eccentric shaft supports and leans on the lateral wall of standing groove to drive the tip of swinging arms reciprocal swing in certain angle, simple structure, reasonable in design.
The utility model discloses a further setting is: the middle position of the swing rod is fixed or is integrally provided with a rotating block, the connecting seat is provided with a rotating cavity matched with the shape of the rotating block, and the connecting seat is provided with a limiting structure for limiting the swing rod to move along the length direction of the handle body.
Through adopting above-mentioned scheme, when the assembly, insert the swinging arms in the connecting seat for the turning block of swinging arms packs into the rotation intracavity of connecting seat, and so under limit structure's effect, the swinging arms can only swing, can not remove along the length direction of handle body, simple structure, convenient assembling.
The utility model discloses a further setting is: the connecting seat is fixedly or integrally provided with a bottom plate on one side of the toothbrush head departing from the bristle body, the width of the bottom plate is larger than that of the toothbrush head, and the toothbrush head is provided with a convex rib on one side close to the bottom plate, and the convex rib is abutted to the bottom plate.
Through adopting above-mentioned scheme, the width of bottom plate is greater than the width of toothbrush head, and the bottom plate is motionless for the toothbrush head, can prevent that toothbrush head both sides wall and tooth contact on the swing direction, protection tooth, the setting of protruding muscle, the reciprocal wobbling frictional force of reducible toothbrush head.
The utility model discloses a further setting is: the electric motor device is fixedly arranged in the handle body, an output shaft of the electric motor device is arranged along the length direction of the handle body, the output shaft of the electric motor device is connected with the eccentric sleeve through the transmission sleeve, the transmission sleeve is rotatably arranged on the handle body, the transmission sleeve and the output shaft of the electric motor device are arranged along the same central shaft, the transmission sleeve is synchronously rotatably arranged on the output shaft of the electric motor device, the eccentric sleeve is arranged on the connecting seat through the positioning sleeve, the positioning sleeve is positioned on the connecting seat, the eccentric sleeve is rotatably arranged on the positioning sleeve, and the transmission sleeve is in circumferential linkage with the eccentric sleeve.
Through adopting above-mentioned scheme, the installation space has been saved to the output shaft setting along same center pin of transmission cover and motor device, and the transmission cover is convenient with motor device's output shaft, and the position sleeve can prevent that eccentric cover from breaking away from the connecting seat, and eccentric cover and transmission cover realize both circumference linkage connection through the mode of pegging graft, easy dismounting, the transmission is stable, simple structure, reasonable in design.
The utility model discloses a further setting is: the toothbrush head is provided with a plug-in part, the connecting seat is provided with a plug cavity for the plug-in part to be plugged in, the plug-in part can swing to be arranged in the plug cavity, the end part of the swing rod is provided with a first connecting head, and the plug-in part is provided with a first connecting cavity for the first connecting head to be tightly plugged in.
By adopting the scheme, the toothbrush head is convenient to replace, the structure is simple, and the installation is convenient.
The utility model discloses a further setting is: the toothbrush head is provided with the arc terminal surface in the terminal surface department of being close to the connecting seat, and the arc terminal surface can shelter from and insert the chamber setting.
Through adopting above-mentioned scheme, the arc terminal surface shelters from and inserts the chamber, and is more pleasing to the eye, also can prevent that dirty thing from falling into, simple structure, reasonable in design.
The utility model discloses a further setting is: the included angle between the two limit positions of the reciprocating swing of the toothbrush head is 1-3 degrees.
By adopting the scheme, the angle interval of the reciprocating swing of the toothbrush head is reasonably selected.
The utility model discloses a further setting is: the handle body is provided with a second connector, a second connecting cavity for the second connector to be inserted is formed in the connecting seat, a convex block is arranged on the outer side face of the second connector, a stopping groove matched with the convex block in a stopping mode is formed in the inner wall of the second connecting cavity, and an opening is formed in one end of the stopping groove.
By adopting the above scheme, when the connecting seat and the handle body are inserted, the opening and the convex block are firstly aligned, then the convex block is inserted into the opening, the connecting seat is preferably rotated, so that the convex block is rotated into the stopping groove, the connecting seat can be limited to be directly pulled away from the handle body, the structure is simple, and the disassembly and the assembly are convenient.
The present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present invention;
FIG. 3 is a schematic view of the cooperating structure of the toothbrush head assembly and the handle body;
FIG. 4 is a schematic cross-sectional view of a toothbrush head assembly;
FIG. 5 is a schematic view of the engagement of the drive mechanism with the toothbrush head;
FIG. 6 is a schematic view of the fitting structure of the connecting seat, the positioning sleeve and the eccentric sleeve;
FIG. 7 is a schematic view of the structure of the handle body;
FIG. 8 is a schematic view of the construction of the sway bar;
figure 9 is a schematic view of a toothbrush head construction;
FIG. 10 is a front view of the eccentric sleeve;
FIG. 11 is a schematic view of the reverse structure of the eccentric sleeve;
FIG. 12 is a schematic view of the structure of the driving sleeve;
FIG. 13 is a schematic structural view of the positioning sleeve;
FIG. 14 is a schematic view of the amplitude of oscillation of the toothbrush head;
FIG. 15 is a schematic view of the structure of the base plate;
fig. 16 is a schematic view of the internal structure of the connecting socket.
Detailed Description
As shown in fig. 1-16, an electric toothbrush, including a handle 1 and a toothbrush head assembly, the toothbrush head assembly includes a connecting seat 2 and a toothbrush head 3, the connecting seat 2 is installed on the handle 1, the toothbrush head 3 is provided with a plurality of brush bodies 4, the brush bodies 4 are composed of a plurality of brush hairs, the brush hairs are not necessarily perpendicular to the brush body installation surface 31, and can be inclined at a certain angle, and the sizes of the brush hairs can be different, and the set position can be irregular, the handle 1 is provided with a driving mechanism for driving the toothbrush head 3 to swing reciprocally, the driving mechanism includes a motor device 5 and a swing rod 6, the motor device 5 can have a speed reduction function, and can also include a motor and a speed reduction structure, so as to reduce the rotating speed of the output shaft of the motor device 5, the middle part of the swing rod 6 is rotatably arranged in the connecting seat 2, the middle part is not limited to the middle part of the swing rod 6, the part between the two ends of the swing rod 6 can be the middle part, one end of the swing rod 6 is connected with the output shaft of the motor device 5, the other end of the swing rod 6 is connected with the toothbrush head 3, the output shaft of the motor device 5 drives one end of the swing rod 6 to swing in a reciprocating way, and therefore the toothbrush head 3 connected with the other end of the swing rod 6 is driven to swing in a reciprocating way towards two sides. The direction of the reciprocating swing of the brush head 3 is indicated by a in fig. 14. The swing rod can be of an integrated structure or formed by assembling two parts in a split mode.
In this embodiment, the driving mechanism further includes an eccentric sleeve 7, the eccentric sleeve 7 is rotatably disposed on the connecting seat 2 or the handle body 1, the output shaft of the motor device 5 drives the eccentric sleeve 7 to rotate, and the eccentric sleeve 7 drives the oscillating rod 6 to oscillate back and forth through the eccentric structure. Of course, the output shaft of the motor device 5 can directly drive the swing rod 6 to swing through the eccentric structure.
In this embodiment, the eccentric sleeve 7 is arranged along the length direction of the handle body 1, the eccentric structure comprises an eccentric shaft 71 integrally arranged on the eccentric sleeve 7, the eccentric shaft 71 is arranged deviating from the central axis of the eccentric sleeve 7, a placing groove 61 for the eccentric shaft 71 to be inserted is arranged at one end of the swing rod 6, the eccentric sleeve 7 drives the eccentric shaft 71 to do eccentric motion, and the eccentric shaft 71 abuts against the side wall of the placing groove 61 so as to drive one end of the swing rod 6 to swing back and forth.
In this embodiment, the middle position of the swing lever 6 is fixed or integrally provided with the rotating block 62, the connecting seat 2 is provided with the rotating cavity 21 matched with the shape of the rotating block 62, the connecting seat 2 is provided with the limiting structure for limiting the swing lever 6 to move along the length direction of the handle body 1, the limiting structure comprises the stop block 22 and the abutting surface 23 arranged on the connecting seat 2, and the stop block 22 and the abutting surface 23 are located on two sides of the rotating block 62 in the length direction of the handle body 1. Certainly, the middle position of the swing rod 6 can be integrally or separately provided with a hinged shaft to realize the rotating fit of the swing rod and the connecting seat.
In this embodiment, the connecting seat 2 is provided with the bottom plate 24 on one side of the toothbrush head 3 departing from the bristle body 4, the width of the bottom plate 24 is greater than that of the toothbrush head 3, the toothbrush head 3 is provided with the convex rib 32 on one side close to the bottom plate 24, and the convex rib 32 is abutted to the bottom plate 24.
In this embodiment, the motor device 5 is fixedly disposed in the handle body 1, an output shaft of the motor device 5 is disposed along a length direction of the handle body 1, the output shaft of the motor device 5 is connected with the eccentric sleeve 7 through the transmission sleeve 8, the transmission sleeve 8 is rotatably disposed on the handle body 1, the transmission sleeve 8 and the output shaft of the motor device 5 are disposed along a same central axis, one end of the transmission sleeve 8 is tightly fitted over the output shaft of the motor device 5 to achieve synchronous rotation with the output shaft of the motor device 5, the eccentric sleeve 7 is mounted on the connecting seat 2 through the positioning sleeve 9, the positioning sleeve 9 is fixedly mounted on the connecting seat 2, the eccentric sleeve 7 is rotatably disposed on the positioning sleeve 9, the transmission sleeve 8 is provided with an insert block 81, the eccentric sleeve 7 is provided with an insert slot 72 for the insert block 81 to be inserted, the insert block 81 is inserted in the insert slot 72 to achieve circumferential linkage connection between the transmission sleeve 8 and the eccentric sleeve 7, and the positioning sleeve 9 is provided with a through hole 91 for the insert block 81 to be inserted. Of course, the transmission sleeve can be rotatably arranged on the connecting seat. Of course, the output shaft of the motor device can be directly connected with the eccentric sleeve in a circumferential linkage manner.
In this embodiment, the toothbrush head 3 is provided with the insertion portion 33, the connecting base 2 is provided with the insertion cavity 25 for the insertion of the insertion portion 33, the insertion portion 33 can swing to be arranged in the insertion cavity 25, the end portion of the swing lever 6 is provided with the first connecting head 63, and the insertion portion 33 is provided with the first connecting cavity 34 for the tight fitting of the first connecting head 63.
In this embodiment, the toothbrush head 3 is provided with an arc-shaped end face 35 at the end face close to the connecting seat 2, and the arc-shaped end face 35 can shield the insertion cavity 25.
In this embodiment, the angle B between the two extreme positions of the reciprocal oscillation of the brush head 3 is 1-3 degrees.
In this embodiment, the handle body 1 is provided with the second connector 11, the connecting seat 2 is provided with a second connecting cavity 26 into which the second connector 11 is inserted, the outer side surface of the second connector 11 is provided with the protrusion 12, the inner wall of the second connecting cavity 26 is provided with a stopping groove 27 matched with the protrusion 12 in a stopping manner, and one end of the stopping groove 27 is provided with an opening 28.
The above embodiments are only preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (10)
1. The utility model provides an electric toothbrush, includes the handle body and toothbrush head subassembly, and the toothbrush head subassembly includes connecting seat and toothbrush head, the connecting seat is installed on the handle body, overhead a plurality of brush hair body, its characterized in that of being provided with of toothbrush: the toothbrush handle is characterized in that a driving mechanism for driving the toothbrush head to swing in a reciprocating mode is arranged on the handle body, the driving mechanism comprises a motor device and a swing rod, the middle of the swing rod is rotatably arranged in the connecting seat, one end of the swing rod is connected with an output shaft of the motor device, the other end of the swing rod is connected with the toothbrush head, and an output shaft of the motor device drives one end of the swing rod to swing in a reciprocating mode, so that the toothbrush head connected with the other end of the swing rod is driven to swing in a reciprocating mode towards two sides.
2. An electric toothbrush according to claim 1, wherein: the driving mechanism further comprises an eccentric sleeve, the eccentric sleeve is rotatably arranged on the connecting seat or the handle body, an output shaft of the motor device drives the eccentric sleeve to rotate, and the eccentric sleeve drives one end of the oscillating rod to oscillate back and forth through an eccentric structure.
3. An electric toothbrush according to claim 2, wherein: the eccentric cover is arranged along the length direction of the handle body, the eccentric structure comprises an eccentric shaft arranged on the eccentric cover, the eccentric shaft is arranged by deviating from the central shaft of the eccentric cover, a placing groove for the eccentric shaft to be inserted is formed in one end of the oscillating rod, the eccentric cover drives the eccentric shaft to do eccentric motion, and the eccentric shaft abuts against the side wall of the placing groove to drive one end of the oscillating rod to swing in a reciprocating mode.
4. An electric toothbrush according to claim 1, 2 or 3, wherein: the middle position of the swing rod is fixed or is integrally provided with a rotating block, the connecting seat is provided with a rotating cavity matched with the shape of the rotating block, and the connecting seat is provided with a limiting structure for limiting the swing rod to move along the length direction of the handle body.
5. An electric toothbrush according to claim 1, 2 or 3, wherein: the connecting seat is fixedly or integrally provided with a bottom plate on one side of the toothbrush head departing from the bristle body, the width of the bottom plate is larger than that of the toothbrush head, and the toothbrush head is provided with a convex rib on one side close to the bottom plate, and the convex rib is abutted to the bottom plate.
6. An electric toothbrush according to claim 2 or 3, wherein: the electric motor device is fixedly arranged in the handle body, an output shaft of the electric motor device is arranged along the length direction of the handle body, the output shaft of the electric motor device is connected with the eccentric sleeve through the transmission sleeve, the transmission sleeve is rotatably arranged on the handle body, the transmission sleeve and the output shaft of the electric motor device are arranged along the same central shaft, the transmission sleeve is synchronously rotatably arranged on the output shaft of the electric motor device, the eccentric sleeve is arranged on the connecting seat through the positioning sleeve, the positioning sleeve is positioned on the connecting seat, the eccentric sleeve is rotatably arranged on the positioning sleeve, and the transmission sleeve is in circumferential linkage with the eccentric sleeve.
7. An electric toothbrush according to claim 1, 2 or 3, wherein: the toothbrush head is provided with a plug-in part, the connecting seat is provided with a plug cavity for the plug-in part to be plugged in, the plug-in part can swing to be arranged in the plug cavity, the end part of the swing rod is provided with a first connecting head, and the plug-in part is provided with a first connecting cavity for the first connecting head to be tightly plugged in.
8. An electric toothbrush according to claim 7, wherein: the toothbrush head is provided with the arc terminal surface in the terminal surface department of being close to the connecting seat, and the arc terminal surface can shelter from and insert the chamber setting.
9. An electric toothbrush according to claim 1, 2 or 3, wherein: the included angle between the two limit positions of the reciprocating swing of the toothbrush head is 1-3 degrees.
10. An electric toothbrush according to claim 1, 2 or 3, wherein: the handle body is provided with a second connector, a second connecting cavity for the second connector to be inserted is formed in the connecting seat, a convex block is arranged on the outer side face of the second connector, a stopping groove matched with the convex block in a stopping mode is formed in the inner wall of the second connecting cavity, and an opening is formed in one end of the stopping groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121291564.7U CN214967018U (en) | 2021-06-09 | 2021-06-09 | Electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121291564.7U CN214967018U (en) | 2021-06-09 | 2021-06-09 | Electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214967018U true CN214967018U (en) | 2021-12-03 |
Family
ID=79129669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121291564.7U Active CN214967018U (en) | 2021-06-09 | 2021-06-09 | Electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214967018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113303937A (en) * | 2021-06-09 | 2021-08-27 | 温州乐邦电器有限公司 | Electric toothbrush |
-
2021
- 2021-06-09 CN CN202121291564.7U patent/CN214967018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113303937A (en) * | 2021-06-09 | 2021-08-27 | 温州乐邦电器有限公司 | Electric toothbrush |
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