CN214342750U - Electric toothbrush - Google Patents

Abstract

The utility model relates to an electric toothbrush, which comprises a handle body and a toothbrush head, wherein the toothbrush head is provided with a plurality of bristle bodies, the bristle bodies are arranged on the toothbrush head through a rotating seat in a rotating way, a transmission rod is arranged in the toothbrush head along the length direction of the handle body in a sliding way, the rotating seat is provided with a transmission gear in a linkage way, the transmission rod is provided with a rack meshed with the transmission gear, the transmission rod can drive the rotating seat to rotate, the handle body is provided with a driving component for driving the transmission rod to reciprocate, the driving component comprises a motor device, a driving seat, a driving rod and a return spring, the driving seat is arranged in the handle body in a rotating way, an output shaft of the motor device can drive the driving seat to rotate, the driving rod is arranged on the handle body in a guiding way along the length direction of the handle body in a sliding way, the driving rod is connected with the transmission rod in a linkage way, the driving seat can drive the driving rod to move towards the direction close to or away from the toothbrush head, the return spring can drive the driving rod to move towards the direction far away from or close to the toothbrush head. By adopting the scheme, the novel clothes hanger is simple in structure and comfortable to use.

Description

Electric toothbrush

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 bristles transmit vibration to the teeth, which may cause the teeth to feel crisp and uncomfortable.

Disclosure of Invention

The utility model overcomes the defects of the prior art and provides an electric toothbrush which has simple structure and comfortable use.

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, toothbrush head detachable installs on the handle body, is provided with a plurality of brush hair body on the toothbrush head, brush hair body rotates through rotating the seat and sets up on toothbrush head, and brush hair body installs on rotating the seat, it is provided with the transfer line to slide along the length direction of the handle body in the toothbrush head, and the linkage is provided with drive gear on rotating the seat, is provided with the rack with drive gear looks interlock on the transfer line, and the transfer line removes and can drives and rotate the seat rotation, be provided with the drive assembly who drives transfer line reciprocating motion on the handle body, drive assembly includes motor device, drive seat, actuating lever and return spring, motor device is fixed to be set up in the handle body, and the drive seat rotates to set up in the handle body, and motor device's output shaft can drive the drive seat rotation, the actuating lever slides along the length direction of the handle body and sets up on the handle body, the driving rod is linked with the transmission rod, the driving seat rotates to drive the driving rod to move towards the direction close to or away from the toothbrush head, and the return spring can drive the driving rod to move towards the direction far away from or close to the toothbrush head.

Through adopting above-mentioned scheme, the brush hair body exposes in the toothbrush head, the brush hair body comprises a plurality of brush hairs, the brush hair is not necessary to be perpendicular to the surface of brush, can also incline certain angle setting, and the size of brush hair can differ, and the position that sets up can be random, this motor device can be from taking speed reduction function, also can include motor and speed reduction structure, thereby reduce the rotational speed of output shaft, install on the handle body when the toothbrush head, the actuating lever is connected with the transfer line linkage and is realized synchronous motion between them, motor device's output shaft rotates this moment, can drive the drive seat and rotate, it can drive the actuating lever to the direction removal that is close to the toothbrush head to drive the seat rotation, return spring can drive the actuating lever and remove to the direction of keeping away from the toothbrush head, thereby the reciprocating motion of actuating lever has been constituted, certainly also can be: the drive seat rotates and can drive the actuating lever to the direction removal of keeping away from the toothbrush head, return spring can drive the actuating lever and remove to the direction of being close to the toothbrush head, thereby the reciprocating motion of actuating lever has been constituted, the actuating lever drives transfer line reciprocating motion again, it is provided with drive gear to rotate the synchronous rotation on the seat to rotate, the rack on the transfer line meshes with drive gear mutually, transfer line reciprocating motion can drive gear and rotate, thereby drive the positive or reverse rotation of bristle body, the brush hair of the bristle body acts on the tooth, can clean the tooth, the steam generator is simple in structure, it is more comfortable to use, certainly also can pull out the toothbrush head from the handle body, the toothbrush head of renewing.

The utility model discloses a further setting is: the drive seat is provided with first lug in the one side that is close to the actuating lever, the actuating lever is provided with first connector in the one end that is close to the drive seat, be provided with on the first connector and supply first lug pivoted track, be provided with a plurality of concave part and convex part on the track, orbital convex part is located between two adjacent orbital concave parts, when first lug changes orbital convex part from orbital concave part, first lug can support and press the actuating lever and drive the actuating lever and remove to the direction that is close to the toothbrush head, when first lug changes orbital concave part from orbital convex part, return spring can drive the actuating lever and remove to the direction of keeping away from the toothbrush head.

By adopting the scheme, the two first lugs are symmetrically arranged, when the first lugs rotate along with the driving seat, the two first lugs can rotate along the track, and when the first lugs rotate to the convex part of the track from the concave part of the track, the driving rod moves towards the direction close to the toothbrush head under the abutting action of the driving seat; when first lug rotated orbital concave part from orbital convex part, the driving seat removed the conflict power to the actuating lever, and return spring can drive the actuating lever and remove to the direction of keeping away from the toothbrush head, and the actuating lever back that resets drives the driving seat and drives the actuating lever again and remove to the direction of being close to the toothbrush head, therefore the length direction reciprocating motion of handle body can be followed to the actuating lever, simple structure, reasonable in design.

The utility model discloses a further setting is: the driving seat is sleeved outside an output shaft of the motor device, a positioning column is arranged on one side, close to the driving rod, of the driving seat, the positioning column is located in the middle of the driving seat, a positioning cavity for the positioning column to be inserted is formed in the first connecting head, the tracks are located around the positioning cavity, and the positioning column is inserted into the positioning cavity and can be rotatably arranged in the positioning cavity.

By adopting the above scheme, the outer sleeve of drive seat tight fit is in motor device's output shaft, simple to operate, and reference column and location chamber cooperation, drive seat rotate more stably, simple structure.

The utility model discloses a further setting is: the return spring is sleeved outside the driving rod, one end of the return spring is abutted to the first connecting head of the driving rod, and the other end of the return spring is abutted to the handle body.

By adopting the scheme, the return spring is convenient to disassemble and assemble and stable to install.

The utility model discloses a further setting is: the tip of toothbrush head is provided with the second connector, the tip of the handle body is provided with and supplies the second connector to insert the first chamber of inserting of establishing, sets up the second lug on the lateral surface of second connector, is provided with first backstop groove on the first lateral wall of inserting the chamber, and the first lateral wall of inserting the chamber is provided with first opening in the one end in first backstop groove, and the second lug inserts first opening and changes over to into first backstop inslot and can restrict the second connector and break away from first chamber of inserting.

Through adopting above-mentioned scheme, when the installation toothbrush head, aim at first opening with the second lug, insert first inserting the chamber with the second connector again, then rotate the toothbrush head for the second lug changes over into first backstop inslot, can not directly pull out the toothbrush head from the handle body like this, and connection structure is simple, the dismouting toothbrush head of being convenient for.

The utility model discloses a further setting is: the end of the transmission rod is provided with a third connector, the end of the driving rod is provided with a second insertion cavity for the third connector to be inserted, a third bump is arranged on the outer side face of the third connector, a second stop groove is formed in the side wall of the second insertion cavity, a second opening is formed in one end, in the second stop groove, of the side wall of the second insertion cavity, the third bump is inserted into the second opening and is shifted into the second stop groove, and linkage connection of the driving rod and the transmission rod can be achieved.

Through adopting above-mentioned scheme, when installing the toothbrush head, the second opening can be inserted earlier to the third lug, and the third lug is followed the toothbrush head and is shifted into second backstop groove, and synchronous movement can be realized to actuating lever and transfer line this moment, and connection structure is simple, the dismouting of being convenient for.

The utility model discloses a further setting is: the two rows of the bristle bodies are distributed in the length direction of the handle body, the two rows of the bristle bodies are located on two sides of the transmission rod, a transmission gear is arranged at each bristle body, the two racks are arranged and correspond to the transmission gears, and the transmission rod can drive the two rows of the bristle bodies to rotate simultaneously in a reciprocating mode.

Through adopting above-mentioned scheme, the transfer line can drive two rows of bristle bodies simultaneously and rotate like this for overall structure is compacter, make full use of installation space.

The utility model discloses a further setting is: the outer side surface of the driving rod is provided with a guide block along the axial direction, the handle body is provided with a guide groove along the radial direction of the driving rod, and the guide block is inserted in the guide groove to realize the guide sliding of the driving rod.

Through adopting above-mentioned scheme, the guide block is provided with four to along the circumference evenly distributed of actuating lever, under the cooperation of guide block and guide way, its axial reciprocating motion can only be followed to the actuating lever, simple structure, reasonable in design.

The utility model discloses a further setting is: the handle body includes the shell and sets up the mounting bracket in the shell, and motor device is fixed to be set up on the mounting bracket, is provided with the button key on the shell, still is equipped with total circuit board and battery on the mounting bracket, still is equipped with the lamp circuit board of taking LED in the shell, and the setting of lamp circuit board is provided with the printing opacity lid in the one end that the shell is close to the toothbrush head, and the shell is provided with corresponding lamp circuit board department.

Through adopting above-mentioned scheme, the battery is rechargeable battery, and the accessible charges the mouth and charges, and the battery is total circuit board, motor device and lamp circuit board power supply, and the steerable motor device of button key operation and LED lamp are bright, and the light of LED lamp can be followed and the printing opacity covers and see through out, plays the indicating action.

The utility model discloses a further setting is: the transmission gear is located the toothbrush head, and the transmission gear goes up the circumference linkage and is provided with the transmission shaft, and the transmission shaft stretches out the toothbrush head setting, and the transmission shaft is sealed through sealed gluey and is cooperated with the toothbrush head is sealed, sealed fixed the setting of gluing on brushing teeth, rotates the seat overcoat in the transmission shaft.

Through adopting above-mentioned scheme, drive gear passes through the transmission shaft and drives and rotate the seat and rotate, rotates the overcoat of seat tight fit in the transmission shaft, the dismouting of being convenient for, consequently can change different bristle bodies as required, sealed glue plays sealed effect, and water is difficult for getting into in the toothbrush head.

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 a toothbrush head construction;

FIG. 4 is a schematic view of the engagement structure of the driving rod, the rotary seat and the brush bristles;

FIG. 5 is a schematic view of the handle body;

FIG. 6 is a schematic view of the driving assembly and the transmission rod;

FIG. 7 is a schematic view of the drive rod;

FIG. 8 is a schematic structural view of the driving seat;

FIG. 9 is a schematic structural view of a second stopper groove;

FIG. 10 is a schematic view of the drive rod;

FIG. 11 is a schematic view of a first socket;

fig. 12 is a schematic view of the internal structure of the handle body.

Detailed Description

As shown in fig. 1-12, an electric toothbrush comprises a handle 1 and a toothbrush head 2, the toothbrush head 2 is detachably mounted on the handle 1, the toothbrush head 2 is provided with a plurality of bristles 31, the bristles 31 are composed of a plurality of bristles, the bristles are not necessarily perpendicular to the outer surface of the toothbrush head 2, and can be inclined at a certain angle, the bristles 31 are rotatably mounted on the toothbrush head 2 through a rotating base 32, the bristles 31 are fixedly mounted on the rotating base 32, a transmission rod 4 is slidably mounted in the toothbrush head 2 along the length direction of the handle 1, the transmission rod 4 is slidably guided by a structure of matching a sliding block and a sliding groove, the rotating base 32 is provided with a transmission gear 33 in a circumferential direction linkage manner, the transmission rod 4 is fixedly or integrally provided with a rack 41 meshed with the transmission gear 33, the transmission rod 4 is moved to drive the rotating base 32 to rotate, the handle 1 is provided with a driving component for driving the transmission rod 4 to reciprocate, the driving assembly comprises a motor device 51, a driving seat 52, a driving rod 53 and a return spring 54, the motor device 51 is fixedly arranged in the handle body 1, this motor device 51 can be from taking the speed reduction function, also can include motor and speed reduction structure, thereby reduce the rotational speed of motor device 51's output shaft, drive seat 52 rotates and sets up in the handle body 1, motor device 51's output shaft can drive seat 52 and rotate, drive rod 53 slides along the length direction of handle body 1 and sets up on the handle body 1, drive rod 53 is connected with the linkage of transfer line 4 and is realized synchronous motion between them, drive seat 52 rotates and can drive rod 53 to the direction removal of being close to toothbrush head 2, return spring 54 can drive rod 53 to the direction removal of keeping away from toothbrush head 2, drive seat 52 and the incessant drive rod 53 that drives of return spring 54 remove, thereby the reciprocating motion of drive rod 53 has been constituted. Of course, it may be: the driving seat 52 rotates to drive the driving rod 53 to move away from the toothbrush head 2, and the return spring 54 drives the driving rod 53 to move close to the toothbrush head 2.

In this embodiment, the driving base 52 is fixedly or integrally and symmetrically provided with two first protrusions 521 at a side close to the driving rod 53, the driving rod 53 is integrally provided with a first connecting head 531 at a side close to the driving base 52, the first connecting head 531 is provided with a track 532 for the first protrusion 521 to rotate, the track 532 is integrally provided with a plurality of recesses 5321 and protrusions 5322, the protrusions 5322 of the track 532 are located between the recesses 5321 of two adjacent tracks 532, when the first protrusion 521 rotates from the recess 5321 of the track 532 to the protrusion 5322 of the track 532, the first protrusion 521 can press the driving rod 53 and drive the driving rod 53 to move in a direction close to the toothbrush head 2, and when the first protrusion 521 rotates from the protrusion 5322 of the track 532 to the recess 5321 of the track 532, the return spring 54 can drive the driving rod 53 to move in a direction away from the toothbrush head 2.

In this embodiment, the driving seat 52 is tightly fitted around the output shaft of the motor device 51 to achieve synchronous rotation of the driving seat 52 and the motor device, a positioning column 522 is integrally disposed on one side of the driving seat 52 close to the driving rod 53, the positioning column 522 is located in the middle of the driving seat 52, two first protrusions 521 are located on two sides of the positioning column 522, a positioning cavity 533 for the positioning column 522 to be inserted into is disposed on the first connecting head 531, the track 532 is located around the positioning cavity 533, and the positioning column 522 is inserted into the positioning cavity 533 and is rotatably disposed in the positioning cavity 533.

In this embodiment, the return spring 54 is externally sleeved on the driving rod 53, and one end of the return spring 54 abuts against the first connecting head 531 of the driving rod 53, and the other end abuts against the handle body 1.

In this embodiment, the end of the toothbrush head 2 is fixed or integrally provided with the second connector 21, the end of the handle 1 is provided with the first insertion cavity 11 for the second connector 21 to be inserted, the outer side surface of the second connector 21 is integrally provided with the second protrusion 22, the side wall of the first insertion cavity 11 is provided with the first stop groove 111, the side wall of the first insertion cavity 11 is provided with the first opening 112 at one end of the first stop groove 111, and the second protrusion 22 is inserted into the first opening 112 and is turned into the first stop groove 111 to limit the second connector 21 to be separated from the first insertion cavity 11.

In this embodiment, the end of the transmission rod 4 is fixedly or integrally provided with a third connector 42, the end of the driving rod 53 is provided with a second insertion cavity 534 into which the third connector 42 is inserted, the outer side surface of the third connector 42 is integrally provided with a third protrusion 421, the side wall of the second insertion cavity 534 is provided with a second stopping groove 5341, one end of the second stopping groove 5341 on the side wall of the second insertion cavity 534 is provided with a second opening 5342, and the third protrusion 421 is inserted into the second opening 5342 and rotates into the second stopping groove 5341, so that the driving rod 53 and the transmission rod 4 can be linked.

In this embodiment, two rows of bristle bodies 31 are arranged and distributed along the length direction of the handle 1, the two rows of bristle bodies 31 are located at two sides of the transmission rod 4, a transmission gear 33 is arranged at each bristle body 31, two racks 41 are arranged and arranged corresponding to the transmission gears 33, and the transmission rod 4 reciprocates to drive the two rows of bristle bodies 31 to rotate at the same time.

In this embodiment, four guide blocks 535 are integrally disposed on the outer side surface of the driving rod 53 along the axial direction thereof, each guide block 535 is uniformly distributed along the circumferential direction of the driving rod 53, four guide grooves 12 are disposed on the handle body 1 along the radial direction of the driving rod 53, and the guide blocks 535 are inserted into the guide grooves 12 to realize the guiding sliding of the driving rod 53.

In this embodiment, the handle body 1 includes the shell 13 and sets up the mounting bracket 14 in the shell 13, the motor device 51 is fixed to be set up on the mounting bracket 14, be provided with button key 61 on the shell 13, still be equipped with total circuit board 62 and battery 63 on the mounting bracket 14, still be equipped with the lamp circuit board 64 of taking the LED in the shell 13, lamp circuit board 64 sets up the one end that is close to toothbrush head 2 at the shell 13, the shell 13 is provided with printing opacity lid 15 in the department that corresponds lamp circuit board 64, the light of LED lamp can be followed and is passed through on the printing opacity lid 15, play the indicating action.

In this embodiment, the transmission gear 33 is located in the toothbrush head 2, the transmission gear 33 is provided with the transmission shaft 34 in a circumferential direction in a linkage manner, the transmission shaft 34 extends out of the toothbrush head 2, the transmission shaft 34 is in sealing fit with the toothbrush head 2 through the sealant 7, the sealant 7 is fixedly arranged on the toothbrush head 2, and the rotating seat 32 is tightly fitted with the transmission shaft 34 to realize synchronous rotation of the rotating seat and the toothbrush head.

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, toothbrush head detachable installs on the handle body, is provided with a plurality of brush hair body, its characterized in that on the toothbrush head: the bristle body is rotationally arranged on the toothbrush head through the rotating seat, the bristle body is arranged on the rotating seat, a transmission rod is arranged in the toothbrush head in a sliding manner along the length direction of the handle body, a transmission gear is arranged on the rotating seat in a linkage manner, a rack meshed with the transmission gear is arranged on the transmission rod, the transmission rod can move to drive the rotating seat to rotate, the handle body is provided with a driving component for driving the transmission rod to reciprocate, the driving component comprises a motor device, a driving seat, a driving rod and a return spring, the motor device is fixedly arranged in the handle body, the driving seat is rotationally arranged in the handle body, the output shaft of the motor device can drive the driving seat to rotate, the driving rod slides along the length direction of the handle body and is arranged on the handle body, the driving rod is connected with the driving rod in a linkage manner, the driving seat rotates to drive the driving rod to move towards the direction close to or away from the toothbrush head, and the return spring can drive the driving rod to move towards the direction far away from or close to the toothbrush head.

2. An electric toothbrush according to claim 1, wherein: the drive seat is provided with first lug in the one side that is close to the actuating lever, the actuating lever is provided with first connector in the one end that is close to the drive seat, be provided with on the first connector and supply first lug pivoted track, be provided with a plurality of concave part and convex part on the track, orbital convex part is located between two adjacent orbital concave parts, when first lug changes orbital convex part from orbital concave part, first lug can support and press the actuating lever and drive the actuating lever and remove to the direction that is close to the toothbrush head, when first lug changes orbital concave part from orbital convex part, return spring can drive the actuating lever and remove to the direction of keeping away from the toothbrush head.

3. An electric toothbrush according to claim 2, wherein: the driving seat is sleeved outside an output shaft of the motor device, a positioning column is arranged on one side, close to the driving rod, of the driving seat, the positioning column is located in the middle of the driving seat, a positioning cavity for the positioning column to be inserted is formed in the first connecting head, the tracks are located around the positioning cavity, and the positioning column is inserted into the positioning cavity and can be rotatably arranged in the positioning cavity.

4. An electric toothbrush according to claim 2 or 3, wherein: the return spring is sleeved outside the driving rod, one end of the return spring is abutted to the first connecting head of the driving rod, and the other end of the return spring is abutted to the handle body.

5. An electric toothbrush according to claim 1, 2 or 3, wherein: the tip of toothbrush head is provided with the second connector, the tip of the handle body is provided with and supplies the second connector to insert the first chamber of inserting of establishing, sets up the second lug on the lateral surface of second connector, is provided with first backstop groove on the first lateral wall of inserting the chamber, and the first lateral wall of inserting the chamber is provided with first opening in the one end in first backstop groove, and the second lug inserts first opening and changes over to into first backstop inslot and can restrict the second connector and break away from first chamber of inserting.

6. An electric toothbrush according to claim 1, 2 or 3, wherein: the end of the transmission rod is provided with a third connector, the end of the driving rod is provided with a second insertion cavity for the third connector to be inserted, a third bump is arranged on the outer side face of the third connector, a second stop groove is formed in the side wall of the second insertion cavity, a second opening is formed in one end, in the second stop groove, of the side wall of the second insertion cavity, the third bump is inserted into the second opening and is shifted into the second stop groove, and linkage connection of the driving rod and the transmission rod can be achieved.

7. An electric toothbrush according to claim 1, 2 or 3, wherein: the two rows of the bristle bodies are distributed in the length direction of the handle body, the two rows of the bristle bodies are located on two sides of the transmission rod, a transmission gear is arranged at each bristle body, the two racks are arranged and correspond to the transmission gears, and the transmission rod can drive the two rows of the bristle bodies to rotate simultaneously in a reciprocating mode.

8. An electric toothbrush according to claim 1, 2 or 3, wherein: the outer side surface of the driving rod is provided with a guide block along the axial direction, the handle body is provided with a guide groove along the radial direction of the driving rod, and the guide block is inserted in the guide groove to realize the guide sliding of the driving rod.

9. An electric toothbrush according to claim 1, 2 or 3, wherein: the handle body includes the shell and sets up the mounting bracket in the shell, and motor device is fixed to be set up on the mounting bracket, is provided with the button key on the shell, still is equipped with total circuit board and battery on the mounting bracket, still is equipped with the lamp circuit board of taking LED in the shell, and the setting of lamp circuit board is provided with the printing opacity lid in the one end that the shell is close to the toothbrush head, and the shell is provided with corresponding lamp circuit board department.

10. An electric toothbrush according to claim 1, 2 or 3, wherein: the transmission gear is located the toothbrush head, and the transmission gear goes up the circumference linkage and is provided with the transmission shaft, and the transmission shaft stretches out the toothbrush head setting, and the transmission shaft is sealed through sealed gluey and is cooperated with the toothbrush head is sealed, sealed fixed the setting of gluing on brushing teeth, rotates the seat overcoat in the transmission shaft.

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