CN216221807U

CN216221807U - Intelligent electric toothbrush without keys

Info

Publication number: CN216221807U
Application number: CN202122182522.6U
Authority: CN
Inventors: 叶伟强; 杨林
Original assignee: Dongguan Yinfan Life Technology Co ltd
Current assignee: Dongguan Yinfan Life Technology Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-04-08
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a button-free intelligent electric toothbrush, which comprises: the handle reaches the brush head of installing on the handle with dismantled and assembled mode, is connected through the transmission shaft between handle and the brush head, and is provided with the motor that is used for driving the transmission shaft and drives the work of brush head in the handle, is provided with the deformation induction system who is used for controlling the motor on the transmission shaft, and transmission shaft one side shaping has the excessive groove of gluing that promotes deformation sensitivity, and deformation induction system pastes on excessive groove of gluing. Through installing deformation induction system on the transmission shaft, utilize the user when brushing teeth, the brush head supports with the tooth contact and presses the weak deformation that produces and amazing deformation induction system, makes deformation induction system produce the work of signal control motor to the drive brush head produces vibrations and carries out the tooth cleanness, consequently, need not to set up the control button again on the handle, improves the seal of handle, promotes waterproof performance, and can not again lead to the life-span decline because of the service fatigue of button, promotes the life of handle.

Description

Intelligent electric toothbrush without keys

The technical field is as follows:

the utility model relates to the technical field of articles for daily use, in particular to a button-free intelligent electric toothbrush.

Background art:

the electric toothbrush is one kind of toothbrush, and the brush head produces high frequency vibration through the fast rotation or vibration of the motor core to decompose toothpaste into fine foam and clean teeth slit, and the vibration of the brush hair can promote the blood circulation in the mouth and massage gum tissue.

Along with the improvement of living standard of people, more and more electric toothbrush articles are applied to daily life of people, and because the electric toothbrush is convenient to use, the cleaning effect is very ideal, and the electric toothbrush is popular with consumers.

At present, electric toothbrushes on the market are generally controlled by keys, and the control keys are required to be arranged on a shell in a key control mode, so that the waterproof performance is reduced, the keys are easy to fatigue after being used for a long time, and the service life of the toothbrush is shortened.

In view of the above, the present inventors propose the following.

The utility model has the following contents:

the utility model aims to overcome the defects of the prior art and provides a button-free intelligent electric toothbrush.

In order to solve the technical problems, the utility model adopts the following technical scheme: this no button intelligence electric toothbrush includes: the toothbrush comprises a handle and a toothbrush head which is detachably arranged on the handle, the handle is connected with the toothbrush head through a transmission shaft, a motor which is used for driving the transmission shaft to drive the toothbrush head to work is arranged in the handle, a deformation sensing device which is used for controlling the motor is arranged on the transmission shaft, a glue overflow groove which is used for improving the deformation sensitivity is formed in one side of the transmission shaft, and the deformation sensing device is adhered to the glue overflow groove.

Furthermore, in the above technical solution, a control circuit board and a power supply battery are further disposed in the handle, and a sensor for waking up the motor is disposed on the control circuit board.

Further, in the above technical solution, the sensor is a touch sensor or an acceleration sensor, and when the sensor is a touch sensor, a contact sensing portion connected to the sensor is provided on the housing of the handle.

Furthermore, in the above technical scheme, the handle includes a housing, a support frame installed in the housing, a control circuit board installed on one side of the support frame, a power supply battery installed on the other side of the support frame, a motor installed on the upper end of the support frame, and a charging base installed on the lower end of the support frame, a waterproof rubber plug is installed on the upper end of the housing, and the transmission shaft penetrates through the waterproof rubber plug.

Further, in the above technical solution, a first mounting hole for mounting and positioning the motor is provided at the upper end of the support frame, and a motor fixing cover is mounted at the upper end of the motor; a first mounting groove for mounting the power supply battery is formed below the first mounting hole, and the power supply battery is provided with a battery protective cover; the support frame bottom shaping has and is used for the installation charging base's the portion of pressing from both sides of embracing, the last cover of charging base is equipped with waterproof sealing washer.

Furthermore, in the above technical solution, a light-shielding cotton is disposed between the control circuit board and the inner wall of the housing, and a decorative sheet located on the same side of the light-shielding cotton is mounted on the outer wall of the housing; the waterproof rubber plug is sleeved on the motor fixing cover, and the waterproof rubber plug and the charging base are respectively plugged at the upper end and the lower end of the shell.

Further, in the above technical solution, a limiting bottom cover is installed at the bottom of the motor, and the limiting bottom cover is inserted into the bottom of the first mounting hole.

Furthermore, in the above technical solution, the brush head includes a brush head body, bristles mounted at one end of the brush head body, and a fastening member mounted at the other end of the brush head body and sleeved on the transmission shaft, the fastening member is conical, a ring groove fastened with the inner wall of the brush head body is formed at the bottom of the fastening member, a fastening hole for the transmission shaft to penetrate through is formed in the fastening member, and an elastic fastening arm for fastening and fixing the transmission shaft is formed at one side of the fastening hole; the silica gel is sheathe in the shaping has the plural number arch, and this arch is located brush hair back one side, the brush hair passes the silica gel cover.

After adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the deformation sensing device is arranged on the transmission shaft, and the deformation sensing device is stimulated by weak deformation generated by contact and pressing of the brush head and teeth when a user brushes teeth, so that the deformation sensing device generates a signal to control the motor to work, and the brush head is driven to vibrate to clean the teeth. Secondly, set up the groove of overflowing glue on one side of the deformation induction system of transmission shaft, increase the pliability of transmission shaft from this, make the axis of rotation produce the deformation more easily to this improves axis of rotation deformation sensitivity, makes the deformation of the axis of rotation of sensing that deformation induction system is more sensitive.

Description of the drawings:

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a schematic view of the installation of the deformation sensing apparatus of the present invention;

FIG. 3 is a cross-sectional view of the present invention;

FIG. 4 is a perspective view of the stand of the present invention;

FIG. 5 is a perspective view of a brush head of the present invention;

FIG. 6 is a perspective view of a fastener of the present invention;

FIG. 7 is a schematic diagram showing the deformation of a rotating shaft according to the present invention, wherein a is an initial state, b is a tensile stress state, and c is a compressive stress state; .

The specific implementation mode is as follows:

the utility model is further illustrated below with reference to specific embodiments and the accompanying drawings.

Referring to fig. 1 to 7, there is shown a button-less intelligent electric toothbrush, which includes: the toothbrush comprises a handle 1 and a toothbrush head 2 detachably mounted on the handle 1, wherein the handle 1 is connected with the toothbrush head 2 through a transmission shaft 3, a motor 4 for driving the transmission shaft 3 to drive the toothbrush head 2 to work is arranged in the handle 1, a deformation sensing device 30 for controlling the motor 4 is arranged on the transmission shaft 3, an adhesive overflow groove 31 for improving deformation sensitivity is formed in one side of the transmission shaft 3, and the deformation sensing device 30 is adhered to the adhesive overflow groove 31. Through installation deformation induction system 30 on transmission shaft 3, utilize the user when brushing teeth, brush head 2 and the weak deformation that the tooth contact was supported and is pressed the production stimulate deformation induction system 30, make deformation induction system 30 produce the work of signal control motor 4, thereby drive brush head 2 produces vibrations and carry out the tooth cleanness, consequently, need not to set up the control button again on handle 1, improve the seal of handle, promote waterproof performance, and can not lead to the life-span decline because of the use fatigue of button again, promote the life of handle. Secondly, set up the groove 31 of overflowing glue on one side of the deformation induction system 30 of transmission shaft 3, increase the pliability of transmission shaft 3 from this, make axis of rotation 3 produce more easily and warp to this improves axis of rotation 3 deformation sensitivity, makes the deformation of sensing axis of rotation 3 that deformation induction system 30 is more sensitive.

The handle 1 is also internally provided with a control circuit board 5 and a power supply battery 6, and the control circuit board 5 is provided with a sensor 50 for waking up the motor 4. The deformation sensing device 30 is connected to the control circuit 5 through a flat cable 51. The deformation sensing device 30 is a conventional sensor.

In an embodiment, the sensor 50 is a touch sensor, and when the sensor 50 is a touch sensor, a contact sensing part connected to the sensor 50 is disposed on the housing 11 of the handle 1. In the present embodiment, the contact sensing portion is provided at the upper end of the ornament 14. When a user holds the handle 1, the skin of the user is in contact with the contact sensing part, the capacitance of the sensor 50 senses the touch of a preset target, the capacitance of the electrode of the sensor 50 is influenced by the capacitance of the human body, the electric toothbrush is started and enters a relief state, and therefore the electric toothbrush is wakened up. When the user releases the handle 1, the sensor 50 loses the influence of the capacitance of the human body, and the electric toothbrush is automatically turned off after the sensor 50 loses the induction and the motor is in the non-working state for more than the set time.

In another embodiment, the sensor 50 is an acceleration sensor, when the user picks up the handle 1, the sensor 50 in the handle 1 senses acceleration, so that the electric toothbrush is turned on and enters a standby state to wake up the electric toothbrush, and the electric toothbrush is always in the wake-up state because the user waves the electric toothbrush in real time during the tooth brushing process. When the user puts down the handle 1, the sensor 50 loses the acceleration signal, and the electric toothbrush is automatically turned off after the sensor 50 loses the acceleration signal and the motor is in the non-working state for more than the set time.

The handle 1 comprises a shell 11, a support frame 12 installed in the shell 11, a control circuit board 5 installed on one side of the support frame 12, a power supply battery 6 installed on the other side of the support frame 12, a motor 4 installed on the upper end of the support frame 12 and a charging base 7 installed on the lower end of the support frame 12, wherein a waterproof rubber plug 13 is installed on the upper end of the shell 11, and the transmission shaft 3 penetrates through the waterproof rubber plug 13.

A first mounting hole 121 for mounting and positioning the motor 4 is formed in the upper end of the support frame 12, and a motor fixing cover 41 is mounted at the upper end of the motor 4; a first mounting groove 122 for mounting the power supply battery 6 is formed below the first mounting hole 121, and a battery protective cover 61 is mounted on the power supply battery 6; the bottom of the support frame 12 is formed with a clamping part 123 for mounting the charging base 7, and the charging base 7 is sleeved with a waterproof sealing ring 71.

A shading cotton 14 is arranged between the control circuit board 5 and the inner wall of the shell 11, and an ornament 15 positioned on the same side of the shading cotton 14 is arranged on the outer wall of the shell 11; the waterproof rubber plug 13 is sleeved on the motor fixing cover 41, and the waterproof rubber plug 13 and the charging base 7 are respectively plugged at the upper end and the lower end of the shell 11.

A limit bottom cover 42 is installed at the bottom of the motor 4, and the limit bottom cover 42 is inserted into the bottom of the first installation hole 121.

The brush head 2 comprises a brush head body 21, bristles 22 arranged at one end of the brush head body 21 and a buckling piece 23 which is arranged at the other end of the brush head body 21 and is sleeved on the transmission shaft 3, wherein the buckling piece 23 is conical, a ring groove 231 clamped with the inner wall of the brush head body 21 is formed at the bottom of the buckling piece 23, a clamping hole 232 for the transmission shaft 3 to penetrate through is formed in the buckling piece 23, and an elastic clamping arm 233 for clamping and fixing the transmission shaft 3 is formed at one side of the clamping hole 232; a plurality of protrusions 241 are formed on the silicone sleeve 24, the protrusions 241 are located on one side of the back of the brush bristles 22, and the brush bristles 22 penetrate through the silicone sleeve 24.

In summary, when the present invention is used, after a user holds the handle 1 to pick up the electric toothbrush, the sensor 50 detects a signal to trigger the electric toothbrush to start and enter a standby state; further, a user stretches the brush head 2 into the oral cavity to be in contact with teeth, when the brush head 2 is in contact with the teeth through bristles, the glue overflow groove 31 in the transmission shaft 3 is stretched to generate weak increasing deformation, the deformation sensing device 30 detects the deformation, after the deformation sensing device 30 detects that the deformation is increased to a first preset value, an instruction is sent to enable the motor 4 to start working, the brush head 2 is driven to clean the teeth, after the deformation sensing device 30 detects that the deformation is increased to a second preset value, the instruction is sent to enable the motor 4 to be switched to a strong force gear to work, after the deformation is reduced by the first preset value, the motor 4 returns to normal working, and therefore two-gear control without keys is achieved, and when the deformation exceeds the second preset value, the instruction is sent to enable the motor 4 to enter a protection state to stop working so as to prevent the teeth from being damaged; when the brush head 2 is in contact with the teeth on the back, the glue overflow groove 31 on the transmission shaft 3 is compressed to generate weak reduction deformation, the deformation sensing device 30 detects the pressure stress, and the control circuit board 5 enters the working mode switching after the deformation sensing device 30 detects that the pressure stress is increased to a preset value, so that the working mode switching of the electric toothbrush without key control is realized; further, after the user finishes tooth cleaning and puts down the electric toothbrush, the sensor 50 loses the detection signal, and when the signal lost by the sensor 50 exceeds the set time and the motor is in a non-working state, the electric toothbrush is automatically turned off. After the scheme is adopted, the deformation sensing device 30 detects a working instruction of the deformation generated by the transmission shaft 2 to the motor 4, and can switch modes and gears when different detection signals reach corresponding preset values, so that the operation of pressing a key is not needed, and the operation is convenient and fast; meanwhile, the electric toothbrush is awakened by the induction signal of the sensor 50, so that the phenomenon that the electric toothbrush works due to the fact that the brush head 2 is touched by mistake can be effectively avoided, and the use safety is improved. Secondly, the switch operation of the electric toothbrush is realized through necessary actions during tooth brushing, a key or a push button does not need to be operated, gear shifting is pressed, the electric toothbrush is stopped when the electric toothbrush leaves the hand, the touch sensing device provides an awakening state, the possibility of toothbrush work caused by misoperation is greatly reduced, the operation is more intelligent and convenient, and the science and technology sense and the user experience are enhanced.

It should be understood that the above description is only exemplary of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.

Claims

1. A keyless smart power toothbrush, comprising: the toothbrush comprises a handle (1) and a brush head (2) detachably mounted on the handle (1), and is characterized in that the handle (1) is connected with the brush head (2) through a transmission shaft (3), a motor (4) used for driving the transmission shaft (3) to drive the brush head (2) to work is arranged in the handle (1), a deformation sensing device (30) used for controlling the motor (4) is arranged on the transmission shaft (3), a glue overflow groove (31) used for improving deformation sensitivity is formed in one side of the transmission shaft (3), and the deformation sensing device (30) is adhered to the glue overflow groove (31).

2. The intelligent electric toothbrush without buttons of claim 1, wherein: the handle (1) is also internally provided with a control circuit board (5) and a power supply battery (6), and the control circuit board (5) is provided with a sensor (50) for waking up the motor (4).

3. The intelligent electric toothbrush without buttons of claim 2, wherein: the sensor (50) is a touch sensor or an acceleration sensor, and when the sensor (50) is a touch sensor, a contact sensing part connected with the sensor (50) is arranged on the shell (11) of the handle (1).

4. The intelligent electric toothbrush without buttons of any one of claims 1-3, wherein: handle (1) including casing (11), install in support frame (12) in casing (11), install in control circuit board (5) of support frame (12) one side, install in power supply battery (6) of support frame (12) opposite side, install in motor (4) of support frame (12) upper end and install in charging base (7) of support frame (12) lower extreme, waterproof plug (13) are installed to casing (11) upper end, transmission shaft (3) pass waterproof plug (13).

5. The intelligent electric toothbrush without buttons of claim 4, wherein: a first mounting hole (121) for mounting and positioning the motor (4) is formed in the upper end of the support frame (12), and a motor fixing cover (41) is mounted at the upper end of the motor (4); a first mounting groove (122) for mounting the power supply battery (6) is formed below the first mounting hole (121), and a battery protective cover (61) is mounted on the power supply battery (6); support frame (12) bottom shaping has and is used for the installation embrace clamp portion (123) of charging base (7), the cover is equipped with waterproof sealing washer (71) on charging base (7).

6. The intelligent electric toothbrush without buttons of claim 5, wherein: shading cotton (14) is arranged between the control circuit board (5) and the inner wall of the shell (11), and the outer wall of the shell (11) is provided with a decorative sheet (15) positioned on the same side of the shading cotton (14); the waterproof rubber plug (13) is sleeved on the motor fixing cover (41), and the waterproof rubber plug (13) and the charging base (7) are respectively plugged at the upper end and the lower end of the shell (11).

7. The intelligent electric toothbrush without buttons of claim 6, wherein: and a limiting bottom cover (42) is arranged at the bottom of the motor (4), and the limiting bottom cover (42) is inserted into the bottom of the first mounting hole (121).

8. The intelligent electric toothbrush without buttons of any one of claims 5 to 7, wherein: the toothbrush head (2) comprises a toothbrush head body (21), bristles (22) arranged at one end of the toothbrush head body (21) and a buckling piece (23) arranged at the other end of the toothbrush head body (21) and used for being sleeved on the transmission shaft (3), wherein the buckling piece (23) is conical, a ring groove (231) clamped with the inner wall of the toothbrush head body (21) is formed at the bottom of the buckling piece (23), a clamping hole (232) for the transmission shaft (3) to penetrate through is formed in the buckling piece (23), and an elastic clamping arm (233) for clamping and fixing the transmission shaft (3) is formed at one side of the clamping hole (232); the silica gel sleeve (24) is formed with a plurality of protrusions (241), the protrusions (241) are located on one side of the back of the brush hair (22), and the brush hair (22) penetrates through the silica gel sleeve (24).