Multifunctional electric toothbrush[ Field of technology ]
The utility model relates to the technical field of articles for daily use, in particular to a multifunctional electric toothbrush.
[ Background Art ]
It is difficult to clean plaque using conventional toothbrushes, and if the conventional toothbrushes are used and the teeth are brushed in an improper manner, the cleaning action of the conventional toothbrushes is greatly compromised, even causing serious damage to the gums and teeth. Along with the progress of science and technology, the requirements of people on living standard are continuously improved, and the electric toothbrush can avoid the harm of the traditional toothbrush by virtue of the electric toothbrush, and meanwhile, the electric toothbrush brings fun to people and is gradually accepted by the market. However, when the existing electric toothbrush is used for cleaning teeth, the brush head only can clean the teeth in one direction, the brush handle is required to be continuously rotated, and when different parts of the teeth are cleaned, the brush handle is required to be continuously pushed and pulled, so that the use experience is poor.
In addition, the conventional electric toothbrush has problems of complicated structure and high manufacturing cost.
The present utility model has been made in view of the above problems.
[ utility model ]
The utility model aims to overcome the defects of the prior art, and provides a multifunctional electric toothbrush which is matched with a driving motor, a synchronous mechanism and a telescopic mechanism to realize the functions of clockwise or anticlockwise reciprocating motion and axial telescopic motion of a brush head assembly, is convenient for a user to clean teeth in multiple directions and multiple angles, and has the characteristics of high practicability and multiple functions.
The utility model is realized by the following technical scheme:
The utility model provides a multifunctional electric toothbrush that uses, includes brush holder assembly 1 and the brush head assembly 2 of being connected with brush holder assembly 1, brush head assembly 2 is configured to can reciprocate the swing of brush holder assembly 1 and can follow brush holder assembly 1 axial concertina movement, be equipped with chargeable battery 11 and with battery 11 electric connection's driving motor 12 on brush holder assembly 1, be equipped with between driving motor 12's the output shaft and the brush head assembly 2 and be used for driving brush head assembly 2 and rotate with the same power mechanism 3 of brush head assembly 1 when driving motor 12 during operation, be equipped with between brush head assembly 2 and the brush holder assembly 1 and can make brush head assembly 2 along brush holder assembly 1 axial direction concertina movement, and telescopic machanism 4 is configured to make brush head assembly 2 along brush holder assembly 1 axial direction corresponding concertina movement when driving motor 12 drives brush head assembly 2 in the reciprocating swing process.
The multifunctional electric toothbrush comprises a brush rod 21 connected with a brush holder assembly 1 and a brush head 22 arranged on the brush rod 21, wherein the synchronous mechanism 3 is positioned between the brush rod 21 and an output shaft of a driving motor 12, the synchronous mechanism 3 comprises a synchronous slot hole 31 which is arranged on the brush rod 21 and can be used for inserting the output shaft of the driving motor 12, and synchronous rotation stopping parts 32 which can mutually and non-rotatably matched are respectively arranged on the inner wall of the synchronous slot hole 31 and the output shaft of the driving motor 12.
The multifunctional electric toothbrush comprises a brush rod 21 connected with a brush holder assembly 1 and a brush head 22 arranged on the brush rod 21, wherein the synchronous mechanism 3 is positioned between the brush rod 21 and an output shaft of a driving motor 12, the synchronous mechanism 3 comprises a synchronous connecting seat 33 which is connected with the output shaft of the driving motor 12 in a synchronous way and a synchronous connecting cavity 34 which is arranged on the brush rod 21 and can be inserted by the synchronous connecting seat 33, and synchronous rotation stopping parts 32 which can mutually and non-rotatably match are respectively arranged on the inner wall of the synchronous connecting cavity 34 and the synchronous connecting seat 33.
The multifunctional electric toothbrush comprises a brush rod 21 connected with a brush handle assembly 1 and a brush head 22 rotatably arranged on the brush rod 21, wherein a transmission mechanism 5 capable of correspondingly rotating in linkage with the brush head 22 is arranged between the brush head 22 and an output shaft of a driving motor 12.
The multifunctional electric toothbrush comprises a transmission groove 51 arranged on the brush head 22 and a transmission rod 52 connected with the output shaft of the driving motor 12 in a same motion, wherein the upper end of the transmission rod 52 is provided with a swinging rod 53 which can be inserted into the transmission groove 51.
The multifunctional electric toothbrush comprises a brush rod 21 connected with a brush holder assembly 1 and a brush head 22 arranged on the brush rod 21, wherein the telescopic mechanism 4 comprises a same-motion base 41 which is connected with an output shaft of a driving motor 12 in a same-motion mode, a driving groove 42 which extends obliquely along the axial direction of the brush holder assembly 1 is formed in the same-motion base 41 or the brush rod 21, and a driving shaft pin 43 which is slidably arranged in the driving groove 42 and is matched with the driving groove 42 is arranged on the brush rod 21 or the same-motion base 41.
The multifunctional electric toothbrush comprises a brush rod 21 connected with a brush holder assembly 1 and a brush head 22 slidably arranged on the brush rod 21, wherein the telescopic mechanism 4 comprises a fixed seat 44 fixedly connected with the brush holder assembly 1 relatively, a driving inclined part 441 obliquely arranged is arranged on the fixed seat 44, a driving rod 45 is arranged between the brush head 22 and the fixed seat 44, the upper end of the driving rod 45 is connected with the brush head 22, and the lower end of the driving rod 45 is in butt fit with the driving inclined part 441.
The multifunctional electric toothbrush comprises a brush rod 21 connected with a brush handle assembly 1 and a brush head 22 arranged on the brush rod 21, wherein a buffer mechanism 6 is arranged between the brush rod 21 and the brush handle assembly 1.
A multi-use electric toothbrush as described above, the cushioning mechanism 6 comprises an elastically deformable cushioning connection between the brush bar 21 and the handle assembly 1.
The multifunctional electric toothbrush is characterized in that the buffer connecting piece is a silica gel connecting sleeve, the lower end of the silica gel connecting sleeve is connected with the brush holder assembly 1, and the lower part of the brush rod 21 is inserted into the upper end of the silica gel connecting sleeve.
Compared with the prior art, the utility model has the following advantages:
1. The utility model realizes the functions of the brush head assembly to reciprocate clockwise or anticlockwise and to stretch and retract axially through the cooperation of the driving motor, the synchronous mechanism and the stretching mechanism, is convenient for a user to clean teeth in multiple directions and multiple angles, has the characteristics of high practicability and multiple functions, can realize the reciprocating swing and stretching motion of the brush rod assembly at the same time by only one driving motor, has the advantages of simple structure and low manufacturing cost, effectively reduces the overall weight of the brush head assembly, and improves the market competitiveness of products.
2. The output shaft of the driving motor is directly in co-action with the brush rod, or the output shaft of the driving motor is indirectly in co-action with the brush rod through the co-action connecting seat, so that efficient transmission between the output shaft and the brush rod can be ensured, and the integral structure is simplified.
3. The utility model also realizes corresponding reciprocating swing of the brush head by matching the driving motor with the transmission mechanism, thereby further improving the practicability and the versatility of the utility model.
4. In addition, the problems that the output shaft of the driving motor is pressed by the brush rod due to the fact that the driving motor is overlarge in stress, overlarge in current is generated, the electric quantity of a battery is wasted, the service life of the electric toothbrush is influenced and the like can be effectively solved, the service time of the battery is prolonged, and the service life of the electric toothbrush is prolonged.
[ Description of the drawings ]
The utility model is described in further detail below with reference to the attached drawing figures, wherein:
Fig. 1 is a perspective view of example 1 of the present utility model.
Fig. 2 is a side view of example 1 of the present utility model.
Fig. 3 is a cross-sectional view of example 1 in the present utility model.
Fig. 4 is an exploded view of example 1 of the present utility model.
FIG. 5 is a second exploded view of example 1 of the present utility model.
Fig. 6 is a perspective view of example 2 of the present utility model.
Fig. 7 is a cross-sectional view of example 2 in the present utility model.
Fig. 8 is an exploded view of example 2 of the present utility model.
Fig. 9 is a perspective view of example 3 in the present utility model.
Fig. 10 is a cross-sectional view of example 3 in the present utility model.
Fig. 11 is an exploded view of example 3 of the present utility model.
[ Detailed description ] of the invention
Embodiments of the present utility model will be described in detail below with reference to fig. 1-11.
As shown in fig. 1-11, the multifunctional electric toothbrush comprises a brush holder assembly 1 and a brush head assembly 2 connected with the brush holder assembly 1, wherein the brush head assembly 2 is configured to reciprocate relative to the brush holder assembly 1 and can axially stretch and retract along the brush holder assembly 1, a rechargeable battery 11 and a driving motor 12 electrically connected with the battery 11 are arranged on the brush holder assembly 1, a synchronous mechanism 3 for driving the brush head assembly 2 to rotate relative to the brush holder assembly 1 when the driving motor 12 works is arranged between an output shaft of the driving motor 12 and the brush head assembly 2, a telescopic mechanism 4 capable of enabling the brush head assembly 2 to stretch and retract along the axial direction of the brush holder assembly 1 is arranged between the brush head assembly 2 and the brush holder assembly 1, and the telescopic mechanism 4 is configured to enable the brush head assembly 2 to correspondingly stretch and retract along the axial direction of the brush holder assembly 1 when the driving motor 12 drives the brush head assembly 2 to reciprocate. The utility model realizes the functions of the brush head assembly to reciprocate clockwise or anticlockwise and to stretch and retract axially through the cooperation of the driving motor, the synchronous mechanism and the stretching mechanism, is convenient for a user to clean teeth in multiple directions and multiple angles, has the characteristics of high practicability and multiple functions, can realize the reciprocating swing and stretching motion of the brush rod assembly at the same time by only one driving motor, has the advantages of simple structure and low manufacturing cost, effectively reduces the overall weight of the brush head assembly, and improves the market competitiveness of products.
As shown in fig. 3-5, the brush head assembly 2 comprises a brush rod 21 connected with the brush holder assembly 1 and a brush head 22 arranged on the brush rod 21, the synchronous mechanism 3 is positioned between the brush rod 21 and an output shaft of the driving motor 12, the synchronous mechanism 3 comprises a synchronous slot hole 31 arranged on the brush rod 21 and used for inserting the output shaft of the driving motor 12, and the inner wall of the synchronous slot hole 31 and the output shaft of the driving motor 12 are respectively provided with a synchronous rotation stopping part 32 which can mutually and non-rotatably cooperate. In this embodiment, the output shaft of the driving motor 12 is directly connected with the brush rod 21 in a synchronous manner, so that the structure can be effectively simplified, the overall weight can be reduced, and the market competitiveness of the product can be improved. The co-rotation stopping portion 32 may be a rotation stopping surface or a concave-convex gear (such as an external gear and an internal gear meshed) which are in mutually rotation stopping fit, so as to ensure transmission reliability, or may be friction fit.
As shown in fig. 7, 8, 10 and 11, the brush head assembly 2 comprises a brush rod 21 connected with the brush holder assembly 1 and a brush head 22 arranged on the brush rod 21, the synchronous mechanism 3 is positioned between the brush rod 21 and an output shaft of the driving motor 12, the synchronous mechanism 3 comprises a synchronous connecting seat 33 which is connected with the output shaft of the driving motor 12 in a synchronous way and a synchronous connecting cavity 34 which is arranged on the brush rod 21 and can be inserted by the synchronous connecting seat 33, and synchronous rotation stopping parts 32 which can mutually and rotationally stop are respectively arranged on the inner wall of the synchronous connecting cavity 34 and the synchronous connecting seat 33.
As shown in fig. 9-11, in order to improve practicality and versatility, the brush head assembly 2 includes a brush rod 21 connected with the brush handle assembly 1 and a brush head 22 rotatably provided on the brush rod 21, and a transmission mechanism 5 capable of interlocking the rotation of the brush head 22 is further provided between the brush head 22 and the output shaft of the driving motor 12.
As shown in fig. 9-11, the transmission mechanism 5 comprises a transmission groove 51 arranged on the brush head 22 and a transmission rod 52 connected with the output shaft of the driving motor 12 in a same way, and a swinging rod 53 which can be inserted into the transmission groove 51 is arranged at the upper end of the transmission rod 52. When the output shaft of the driving motor drives the transmission rod 52 to reciprocate around the central axis of the output shaft, the transmission rod 52 makes the swinging rod 53 swing reciprocally away from the central axis of the output shaft, and then the swinging rod 53 drives the corresponding side wall of the transmission groove 51 to make the brush head 22 swing reciprocally relative to the brush rod 21, i.e. the embodiment has three functions of the brush rod swinging reciprocally relative to the brush handle assembly, the brush rod telescoping movement relative to the brush handle assembly, and the brush head swinging reciprocally relative to the brush rod. As shown in fig. 9-11, the brush bar extends in the axial direction of the handle assembly (up-down direction) and the brush head is rotatably mounted on the side wall of the brush bar such that the brush head is disposed in the radial direction of the handle assembly (left-right direction).
As shown in fig. 3-5, 10 and 11, the telescopic mechanism 4 comprises a co-moving base 41 which is co-movably connected with the output shaft of the driving motor 12, a driving groove 42 which extends obliquely along the axial direction of the brush holder assembly 1 is arranged on the co-moving base 41 or the brush rod 21, and a driving shaft pin 43 which is slidably arranged in the driving groove 42 and is mutually matched with the driving groove 42 is arranged on the brush rod 21 or the co-moving base 41. The drive recess 42 cooperates with the drive pin 43 to move the brush bar 21 axially up or down relative to the handle assembly as the drive motor drives the co-acting housing 41 to reciprocate.
For reliable connection and convenient disassembly, the synchronous base 41 is connected with the brush holder assembly in a clamping way. The same motion seat 41 may be made of an elastically deformable material, such as silica gel, rubber, etc.
As shown in fig. 7 and 8, the brush head assembly 2 comprises a brush rod 21 connected with the brush holder assembly 1 and a brush head 22 slidably arranged on the brush rod 21, the telescopic mechanism 4 comprises a fixed seat 44 fixedly connected with the brush holder assembly 1 relatively, a driving inclined part 441 obliquely arranged is arranged on the fixed seat 44, a driving rod 45 is arranged between the brush head 22 and the fixed seat 44, the upper end of the driving rod 45 is connected with the brush head 22, and the lower end of the driving rod 45 is in butt fit with the driving inclined part 441. In the process that the driving motor drives the brush rod 21 to reciprocate through the linkage connection seat 33, the driving rod 45 correspondingly reciprocates along with the brush rod 21, so that the lower end of the driving rod 45 is in abutting fit between the low position and the high position of the driving bevel 441 to drive the brush head 22 to reciprocate relative to the brush rod 21 (in this embodiment, the brush head 22 reciprocates up and down relative to the brush rod 21).
As shown in fig. 6-11, the brush head 22 includes a movable brush head slidably or rotatably mounted on the brush bar 21 and a stationary brush head relatively fixedly mounted on the brush bar 21 to facilitate cleaning of teeth.
As shown in fig. 7 and 8, the fixing base 44 is provided with a limiting groove for the lower end of the driving rod 45 to enter, and the driving inclined portion 441 is formed by the inner wall of the limiting groove, so that the movement direction of the lower end of the driving rod 45 can be guided and limited, and the lower end of the driving rod 45 is ensured to be in abutting fit with the driving inclined portion 441.
As shown in fig. 7 and 8, the fixing base 44 is located above the co-acting connecting base 33, the fixing base 44 is connected with the brush holder assembly 1 through two fixing links, the fixing links and the fixing base 44 are integrally formed, a fixing connecting hole for the lower end of the fixing link to penetrate and locate is formed in the upper end of the brush holder assembly 1, and the disassembly and assembly are convenient.
In order to assemble and position accurately, the lower end of the fixed connecting rod is provided with a guide inclined plane, and/or the upper edge of the fixed connecting hole is provided with a guide inclined plane.
As shown in fig. 7 and 8, the co-moving connecting seat 33 is provided with an avoidance groove for the corresponding fixed connecting rod to pass through, and the fixed connecting rod can be in blocking fit with the corresponding end wall of the avoidance groove to limit the swinging range of the co-moving connecting seat 33, so as to play a limiting role and ensure that the brush rod assembly 1 swings reciprocally in the set swinging range.
As shown in fig. 1-11, the brush head assembly 2 comprises a brush rod 21 connected with the brush holder assembly 1 and a brush head 22 arranged on the brush rod 21, a buffer mechanism 6 is arranged between the brush rod 21 and the brush holder assembly 1, and the buffer mechanism 6 comprises an elastically deformable buffer connecting piece arranged between the brush rod 21 and the brush holder assembly 1. In addition, the problems that the output shaft of the driving motor is pressed by the brush rod when the assembly centers of the driving motor and the brush rod are not on the same straight line, the driving motor is overlarge in stress, overlarge in current is generated, the electric quantity of a battery is wasted, the service life of the electric toothbrush is influenced and the like can be effectively solved, the service time of the battery is prolonged, and the service life of the electric toothbrush is prolonged.
Further, in order to ensure tightness, the buffer connecting piece is a silica gel connecting sleeve, the lower end of the silica gel connecting sleeve is connected with the brush holder assembly 1, and the lower part of the brush rod 21 is inserted into the upper end of the silica gel connecting sleeve.
As shown in fig. 1, 5, 6, 8 and 9, the brush holder assembly 1 is provided with a control button for controlling the operation of the driving motor.
As shown in fig. 1, 5, 6, 8 and 9, the brush holder assembly 1 is provided with a display mark for displaying the electric quantity of the battery.
As shown in fig. 1, 5, 6, 8 and 9, the brush holder assembly 1 is provided with a speaker electrically connected with a battery.