CN216724844U

CN216724844U - Movable electric toothbrush

Info

Publication number: CN216724844U
Application number: CN202220164198.7U
Authority: CN
Inventors: 何少敏
Original assignee: Wenzhou Lebang Electric Appliance Co ltd
Current assignee: Wenzhou Lebang Electric Appliance Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2022-06-14
Anticipated expiration: 2032-01-21

Abstract

The utility model relates to a movable electric toothbrush, which comprises a handle body and a toothbrush head, wherein the toothbrush head is arranged on the handle body through a connecting seat, a guide rod is arranged on the connecting seat, the guide rod is arranged along the width direction of the toothbrush head, the toothbrush head is sleeved on the guide rod and is in guide sliding fit with the guide rod, the movable electric toothbrush also comprises a driving mechanism for driving the toothbrush head to reciprocate, the driving mechanism comprises a motor and a transmission rod, the transmission rod is rotatably arranged on the connecting seat, the transmission rod is arranged along the length direction of the handle body, one end of the transmission rod is connected with an output shaft of the motor, the other end of the transmission rod is connected with the toothbrush head through an eccentric structure, the output shaft of the motor drives the transmission rod to rotate, and the transmission rod drives the toothbrush head to reciprocate along the guide rod through the eccentric structure. By adopting the scheme, the toothbrush head can realize the directional reciprocating movement, and the cleaning effect of the teeth is better.

Description

Movable electric toothbrush

Technical Field

The utility model relates to the technical field of toothbrushes, in particular to a movable 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 a movable electric toothbrush which can realize the directional reciprocating movement of a toothbrush head and has better tooth cleaning effect.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a portable electric toothbrush, includes the handle body and toothbrush head, and the toothbrush head passes through the connecting seat and installs on the handle body, be provided with the guide bar on the connecting seat, the width direction setting of toothbrush head is followed to the guide bar to the toothbrush head cover is established on the guide bar, and slides the cooperation with the guide bar direction, still including drive toothbrush head reciprocating motion actuating mechanism, actuating mechanism includes motor and transfer line, the transfer line rotates and sets up on the connecting seat, and the length direction setting of handle body is followed to the transfer line, and the one end of transfer line and the output shaft of motor, the other end of transfer line pass through eccentric structure and are connected with the toothbrush head, and the output shaft of motor drives the transfer line and rotates, and the transfer line passes through eccentric structure and drives toothbrush head along guide bar reciprocating motion.

Through adopting above-mentioned scheme, wherein the motor can set up on the handle body, also can set up on the connecting seat, and the output shaft of motor directly or indirectly drives the transfer line and rotates, and the transfer line drives the toothbrush head through eccentric structure along guide bar reciprocating motion, and the toothbrush head is along its width direction reciprocating motion, and when brush hair on the toothbrush head contacted with the tooth surface, the toothbrush head drove the brush hair along the directional reciprocating motion in surface of tooth, and the clean effect of tooth is better.

The utility model further provides that: the connecting seat is fixedly or integrally provided with a bottom plate at the back of the toothbrush head, the guide rod is arranged on the bottom plate, the back of the toothbrush head is fixedly or integrally provided with a support, the bottom plate is provided with a movable cavity for the support to move, and the support is provided with a through hole for the guide rod to pass through.

Through adopting above-mentioned scheme, the guide bar cartridge is on the bottom plate, and the setting in activity chamber can not influence toothbrush head reciprocating motion, and through support and guide bar cooperation, toothbrush head reciprocating motion is more stable, simple structure, reasonable in design.

The utility model further provides that: the guide rod is arranged in a cylinder, the support is provided with a guide groove or a guide block on the end face close to the bottom plate along the width direction of the toothbrush head, the bottom plate corresponding to the support is provided with the guide block or the guide groove, the guide groove and the guide block are respectively parallel to the guide rod, the guide block is inserted into the guide groove, and the guide block and the guide groove are in guide sliding fit.

Through adopting above-mentioned scheme, because the guide bar becomes the cylinder setting, be provided with the guide way on the support, be provided with the guide block on the bottom plate, guide way and guide block cooperation, guide way and guide block are parallel to each other with the guide bar respectively, can not only realize the toothbrush head and remove along the axial direction of guide bar, can also prevent the toothbrush head around the guide bar swing, the toothbrush head can not beat the surface of tooth, only can the directional surface of reciprocating brush tooth.

The utility model further provides that: the width of bottom plate is greater than the width of toothbrush head, and toothbrush head is provided with protruding muscle in one side that is close to the bottom plate or the bottom plate is close to one side of toothbrush head, and protruding muscle supports and establishes on bottom plate or toothbrush head.

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 toothbrush head both sides wall and tooth contact on the moving direction, protects the tooth, and the area of contact of toothbrush head and bottom plate can be reduced in the setting of protruding muscle, reducible toothbrush head reciprocating motion's frictional force to also can restrict the toothbrush head around the guide bar swing, simple structure, reasonable in design.

The utility model further provides that: the eccentric structure comprises an eccentric shaft which is fixedly or integrally arranged on the transmission rod, the eccentric shaft is arranged deviating from the central shaft of the transmission rod, a placing groove for the eccentric shaft to be inserted is formed in the toothbrush head, the transmission rod drives the eccentric shaft to do eccentric motion, and the eccentric shaft abuts against the side wall of the placing groove to drive the toothbrush head to move in a reciprocating mode.

Through adopting above-mentioned scheme, the transfer line drives the eccentric shaft and is eccentric motion, thereby the eccentric shaft supports and leans on the lateral wall of standing groove to drive toothbrush head reciprocating motion in certain stroke, and the width of the left and right sides of standing groove and the diameter looks adaptation of eccentric shaft, the length of both sides is greater than the rotation scope of eccentric shaft around the standing groove, the eccentric shaft can only drive the toothbrush head and remove, can not drive the toothbrush head and swing around the guide bar, the toothbrush head can not beat the surface of tooth like this, only can the surface of directional reciprocal brush tooth, moreover, the steam generator is simple in structure, and the design is reasonable.

The utility model further provides that: the electric tool comprises a handle body, a motor, a transmission sleeve, a transmission rod, a transmission sleeve and a transmission rod, wherein the motor is fixedly arranged on the handle body, an output shaft of the motor is arranged along the length direction of the handle body, the output shaft of the motor is connected with the transmission rod through the transmission sleeve, the transmission sleeve and the output shaft of the motor are arranged along the same central shaft, the transmission sleeve is synchronously rotated and arranged on the output shaft of the motor, and the transmission sleeve is in circumferential linkage connection with the transmission rod.

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, and transmission cover tight fit overcoat is in the output shaft of motor, and the transfer line realizes with the transmission cover that both circumference linkage is connected through the mode of pegging graft, easy dismounting, and the transmission is stable, simple structure, reasonable in design.

The utility model further provides that: the toothbrush further comprises two springs which are respectively positioned on two sides of the toothbrush head, the two springs are respectively sleeved on the guide rod, one end of each spring is abutted to the support, and the other end of each spring is abutted to the side wall of the movable cavity.

Through adopting above-mentioned scheme, two springs are located the both sides of toothbrush head respectively, and the toothbrush head removes, and the spring homoenergetic of both sides plays the cushioning effect to the toothbrush head, reduces the vibrations of toothbrush head, simple structure, and the installation is stable, reasonable in design.

The utility model is further described below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of a connecting seat in embodiment 1 of the present invention;

FIG. 3 is a schematic view showing the structure of the back surface of a toothbrush head in example 1 of the present invention;

FIG. 4 is a schematic view showing the structure of the bottom surface of a toothbrush head in example 1 of the present invention;

fig. 5 is a schematic view of a matching structure of a motor and a transmission rod in embodiment 1 of the present invention;

FIG. 6 is a schematic view showing the moving direction of a toothbrush head in example 1 of the present invention;

FIG. 7 is a schematic view of the overall structure of embodiment 2 of the present invention;

fig. 8 is a schematic structural view of a connecting seat in embodiment 2 of the present invention;

FIG. 9 is a schematic view showing the structure of the back surface of a toothbrush head in example 2 of the present invention;

FIG. 10 is a schematic view showing the structure of the bottom surface of a toothbrush head in example 2 of the present invention;

fig. 11 is a schematic view of a matching structure of a motor and a transmission rod in embodiment 2 of the present invention;

fig. 12 is a schematic view showing the moving direction of the toothbrush head in embodiment 2 of the present invention.

Detailed Description

Example 1, as shown in fig. 1-6: a movable electric toothbrush comprises a handle body 1 and a toothbrush head 2, wherein the toothbrush head 2 is arranged on the handle body 1 through a connecting seat 3, the connecting seat 3 is inserted and sleeved on the handle body 1, a guide rod 4 is arranged on the connecting seat 3, the guide rod 4 is arranged along the width direction of the toothbrush head 2, the toothbrush head 2 is in guide sliding fit with the guide rod 4, the movable electric toothbrush also comprises a driving mechanism for driving the toothbrush head 2 to reciprocate, the driving mechanism comprises a motor 5 and a transmission rod 6, this motor 5 can be from taking the speed reduction function, also can include motor and speed reduction structure, and transfer line 6 rotates and sets up on connecting seat 3, and transfer line 6 sets up along the length direction of handle body 1, and the one end of transfer line 6 and the output shaft of motor 5, and the other end of transfer line 6 passes through eccentric structure and is connected with the toothbrush head, and the output shaft of motor 5 drives transfer line 6 and rotates, and transfer line 6 drives toothbrush head 2 through eccentric structure and follows 4 reciprocating motion of guide bar. Wherein the width direction of the brush head 2 is the direction indicated by a in fig. 6.

In this embodiment 1, connecting seat 3 is provided with bottom plate 31 in toothbrush head 2 back department is fixed or an organic whole, guide bar 4 is inserted and is established on bottom plate 31, guide bar 4 and the installation of the components of a whole that can function independently of bottom plate 31, be convenient for assemble the toothbrush head, toothbrush head 2's back department is fixed or an organic whole is provided with support 21, be provided with the movable cavity 311 that supplies the activity of support 21 on the bottom plate 31, the through-hole 211 that supplies guide bar 4 to pass is set up on support 21, guide bar 4 runs through the setting of through-hole 211, not only play the guide effect, can also restrict toothbrush head 2 back-and-forth movement, avoid toothbrush head 2 to strike the surface of tooth. Certainly also can be provided with the spout on the support, the guide bar can inlay in the spout, realizes that the direction slides.

In this embodiment 1, the guide rod 4 is arranged in a cylindrical shape, the support 21 is provided with a guide groove 212 on the end surface close to the bottom plate 31 along the width direction of the toothbrush head 2, a guide block 312 is provided on the bottom plate 31 corresponding to the guide groove 212, the guide groove 212 and the guide block 312 are respectively parallel to the guide rod 4, the guide block 312 is inserted into the guide groove 212, and the guide block 312 and the guide groove 212 are in guide sliding fit. Of course, the support may be provided with a guide block, and the corresponding bottom plate is provided with a guide groove. The cross section of the guide rod can be set to be rectangular, so that the toothbrush head can only slide along the axial direction of the guide rod without adding a structure matched with the guide block and the guide groove.

In this embodiment 1, the width of the bottom plate 31 is larger than that of the brush head 2, and a rib 313 is provided on the side of the bottom plate 31 close to the brush head 2, and the rib 313 abuts against the brush head 2. Of course, the toothbrush head can be provided with a convex rib at one side close to the bottom plate, and the convex rib is abutted against the bottom plate.

In this embodiment 1, eccentric structure includes fixed or integrative eccentric shaft 61 that sets up on transfer line 6, and eccentric shaft 61 deviates from the center pin setting of transfer line 6, is provided with on the toothbrush head 2 and supplies eccentric shaft 61 to insert the standing groove 22 of establishing, and transfer line 6 drives eccentric shaft 61 and is eccentric motion, thereby eccentric shaft 61 supports the lateral wall that leans on standing groove 22 and drives toothbrush head 2 reciprocating motion.

In this embodiment 1, the motor 5 is fixedly disposed on the handle body 1, an output shaft of the motor 5 is disposed along a length direction of the handle body 1, the output shaft of the motor 5 is connected with the transmission rod 6 through the transmission sleeve 7, the transmission sleeve 7 and the output shaft of the motor 5 are disposed along a same central axis, the transmission sleeve 7 is synchronously rotated and disposed on the output shaft of the motor 5 in a manner of tight-fitting insertion sleeve, and the transmission sleeve 7 and the transmission rod 6 are connected in a circumferential linkage manner in an insertion manner.

In this embodiment 1, further including spring 8, spring 8 is provided with two to be located the both sides of toothbrush head 2 respectively, two springs 8 and overcoat in guide bar 4 respectively, and the one end of spring 8 is supported and is established on support 21, and the other end of spring 8 is supported and is established on the lateral wall of activity chamber 311. Of course, no spring may be provided.

Example 2, as shown in fig. 7-12: a movable electric toothbrush comprises a handle body 1 ' and a toothbrush head 2 ', wherein the toothbrush head 2 ' is arranged on the handle body 1 ' through a connecting seat 3 ', the connecting seat 3 ' is inserted and sleeved on the handle body 1 ', a guide rod 4 ' is arranged on the connecting seat 3 ', the guide rod 4 ' is arranged along the width direction of the toothbrush head 2 ', the toothbrush head 2 ' is in guide sliding fit with the guide rod 4 ', the movable electric toothbrush further comprises a driving mechanism for driving the toothbrush head 2 ' to reciprocate, the driving mechanism comprises a motor 5 ' and a transmission rod 6 ', the motor 5 ' can have a speed reduction function and can also comprise a motor and a speed reduction structure, the transmission rod 6 ' is rotatably arranged on the connecting seat 3 ', the transmission rod 6 ' is arranged along the length direction of the handle body 1 ', one end of the transmission rod 6 ' is connected with an output shaft of the motor 5 ', the other end of the transmission rod 6 ' is connected with the toothbrush head 2 ' through an eccentric structure, the output shaft of the motor 5 ' drives the transmission rod 6 ' to rotate, the transmission rod 6 ' drives the toothbrush head 2 ' to reciprocate along the guide rod 4 ' through an eccentric structure. Wherein the width direction of the brush head 2' is the direction indicated by B in fig. 12.

In this embodiment 2, the connecting seat 3 ' is fixed or integrally provided with a bottom plate 31 ' at the back of the toothbrush head 2 ', the guide rod 4 ' is inserted into the bottom plate 31 ', the guide rod 4 ' and the bottom plate 31 ' are separately installed, so as to facilitate assembly of the toothbrush head, the back of the toothbrush head 2 ' is fixedly or integrally provided with a support 21 ', the bottom plate 31 ' is provided with a movable cavity 311 ' for movement of the support 21 ', the movable cavity 311 ' is adapted to the shape of the support 21 ', so as to prevent the toothbrush head 2 ' from rotating around the guide rod 4 ', the support 21 ' is provided with a through hole 211 ' for the guide rod 4 ' to pass through, and the guide rod 4 ' penetrates through the through hole 211 ', thereby not only guiding, but also limiting the toothbrush head 2 ' from moving back and forth, and avoiding the toothbrush head 2 ' from knocking the surface of teeth.

In this embodiment 2, the width of the bottom plate 31 ' is larger than that of the toothbrush head 2 ', and the toothbrush head 2 ' is provided with a rib 22 ' at a side close to the bottom plate 31 ', and the rib 22 ' abuts against the bottom plate 31 '.

In this embodiment 2, the eccentric structure includes an eccentric shaft 61 'fixed or integrally disposed on the transmission rod 6', the eccentric shaft 61 'is disposed off the central axis of the transmission rod 6', a placement slot 23 'for the eccentric shaft 61' to be inserted is disposed on the toothbrush head 2 ', the transmission rod 6' drives the eccentric shaft 61 'to perform an eccentric motion, and the eccentric shaft 61' abuts against the sidewall of the placement slot 23 'to drive the toothbrush head 2' to perform a reciprocating motion.

In this embodiment 2, the motor 5 ' is fixedly disposed on the handle body 1 ', an output shaft of the motor 5 ' is disposed along a length direction of the handle body 1 ', the output shaft of the motor 5 ' is connected with the transmission rod 6 ' through the transmission sleeve 7 ', the transmission sleeve 7 ' and the output shaft of the motor 5 ' are disposed along the same central axis, the transmission sleeve 7 ' is synchronously rotated and disposed on the output shaft of the motor 5 ' in a manner of a tight-fitting insertion sleeve, and the transmission sleeve 7 ' and the transmission rod 6 ' are connected in a circumferential linkage manner in an insertion manner.

In this embodiment 2, there are two springs 8 ', two springs 8 ' are provided and located at two sides of the toothbrush head 2 ', the two springs 8 ' are respectively and externally sleeved on the guide rod 4 ', the two ends of the through hole 211 ' of the support 21 ' are respectively provided with a positioning slot 212 ', the two springs 7 are respectively located at two positioning slots 212 ', one end of the spring 8 ' abuts against the bottom surface of the positioning slot 212 ', and the other end of the spring 8 ' abuts against the side wall of the movable cavity 311 '. Of course, the spring may not be provided.

The above embodiments are only preferred embodiments of the present invention, and general changes and substitutions 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

1. The utility model provides a portable electric toothbrush, includes the handle body and toothbrush head, the toothbrush head passes through the connecting seat to be installed on the handle body, its characterized in that: be provided with the guide bar on the connecting seat, the width direction setting of toothbrush head is followed to the guide bar, toothbrush head cover is established on the guide bar to with the guide bar cooperation of sliding of guide, still including drive toothbrush head reciprocating motion actuating mechanism, actuating mechanism includes motor and transfer line, the transfer line rotates and sets up on the connecting seat, and the length direction setting of handle body is followed to the transfer line, the one end of transfer line and the output shaft of motor, the other end of transfer line passes through eccentric structure and is connected with the toothbrush head, and the output shaft of motor drives the transfer line and rotates, and the transfer line passes through eccentric structure and drives toothbrush head along guide bar reciprocating motion.

2. A mobile power toothbrush as defined in claim 1, wherein: the connecting seat is fixedly or integrally provided with a bottom plate at the back of the toothbrush head, the guide rod is arranged on the bottom plate, the back of the toothbrush head is fixedly or integrally provided with a support, the bottom plate is provided with a movable cavity for the support to move, and the support is provided with a through hole for the guide rod to pass through.

3. A mobile power toothbrush according to claim 2, wherein: the guide rod is arranged in a cylinder, the support is provided with a guide groove or a guide block on the end face close to the bottom plate along the width direction of the toothbrush head, the bottom plate corresponding to the support is provided with the guide block or the guide groove, the guide groove and the guide block are respectively parallel to the guide rod, the guide block is inserted into the guide groove, and the guide block and the guide groove are in guide sliding fit.

4. A mobile electric toothbrush according to claim 2 or 3, wherein: the width of bottom plate is greater than the width of toothbrush head, and toothbrush head is provided with protruding muscle in one side that is close to the bottom plate or the bottom plate is close to one side of toothbrush head, and protruding muscle supports and establishes on bottom plate or toothbrush head.

5. A mobile electric toothbrush according to claim 1, 2 or 3, wherein: the eccentric structure comprises an eccentric shaft which is fixedly or integrally arranged on the transmission rod, the eccentric shaft is arranged deviating from the central shaft of the transmission rod, a placing groove for the eccentric shaft to be inserted is formed in the toothbrush head, the transmission rod drives the eccentric shaft to do eccentric motion, and the eccentric shaft abuts against the side wall of the placing groove to drive the toothbrush head to move in a reciprocating mode.

6. A mobile electric toothbrush according to claim 1, 2 or 3, wherein: the electric tool comprises a handle body, a motor, a transmission sleeve, a transmission rod, a transmission sleeve and a motor, wherein the motor is fixedly arranged on the handle body, an output shaft of the motor is arranged along the length direction of the handle body, the output shaft of the motor is connected with the transmission rod through the transmission sleeve, the transmission sleeve and the output shaft of the motor are arranged along the same central shaft, the transmission sleeve is synchronously rotated and arranged on the output shaft of the motor, and the transmission sleeve is in circumferential linkage connection with the transmission rod.

7. A mobile electric toothbrush according to claim 2 or 3, wherein: the toothbrush is characterized by further comprising two springs which are respectively positioned on two sides of the toothbrush head, the two springs are respectively sleeved outside the guide rod, one end of each spring is abutted against the support, and the other end of each spring is abutted against the side wall of the movable cavity.