CN218420110U - Electric toothbrush with washing function - Google Patents

Abstract

The invention discloses an electric toothbrush with a flushing function, which comprises a handle and a brush head, wherein the brush head is connected to the handle, the handle is provided with a liquid inlet port, the brush head is provided with a liquid outlet port, the liquid inlet port is communicated with the liquid outlet port through a liquid conveying channel, the liquid conveying channel is provided with a suction mechanism, the suction mechanism is used for providing suction force for the liquid conveying channel so as to convey liquid from the liquid inlet port to the liquid outlet port and spray the liquid, the handle is provided with a transmission mechanism, the transmission mechanism is connected to the brush head so as to enable the brush head to reciprocate relative to the handle, when the electric toothbrush is used, the transmission mechanism is started to drive the brush head to swing left and right, the tooth brushing effect is realized, meanwhile, the suction mechanism is started to suck an external water source into the liquid inlet port, and then the liquid outlet port sprays the liquid to form a pulse water column, so that the tooth washing effect is realized.

Description

Electric toothbrush with washing function

Technical Field

The invention relates to the field of electric toothbrushes, in particular to an electric toothbrush with a flushing function.

Background

With the improvement of living standard of people, people pay more and more attention to the aspect of personal cleaning and health. Oral cleaning care has also received attention as an important direction in personal cleaning. In recent years, electric toothbrushes are increasingly popular among people due to the advantages of high cleaning efficiency, convenience, quickness and the like. However, the conventional electric toothbrush body generally has no rinsing function, and when the teeth are rinsed, the teeth are often rinsed by matching with an external tooth rinsing device, so that the conventional electric toothbrush body is very inconvenient.

Disclosure of Invention

In order to solve the technical problem that the existing electric toothbrush is often matched with external tooth washing equipment to wash teeth when the teeth are washed, so that the teeth are inconvenient to wash, the invention provides the electric toothbrush with the washing function, which can wash the teeth while brushing the teeth.

Specifically, the technical scheme adopted by the invention for solving the technical problems is that the electric toothbrush with the flushing function comprises a handle and a brush head, wherein the brush head is connected to the handle, the handle is provided with a liquid inlet port, the brush head is provided with a liquid outlet port, the liquid inlet port is communicated with the liquid outlet port through a liquid conveying channel, the liquid conveying channel is provided with a suction mechanism, the suction mechanism is used for providing suction force for the liquid conveying channel so as to convey liquid from the liquid inlet port to the liquid outlet port and eject the liquid, and the handle is provided with a transmission mechanism which is connected to the brush head so as to enable the brush head to reciprocate relative to the handle.

Further, the infusion passageway includes the junction valve, the junction valve is equipped with first cavity, second cavity and third cavity, first cavity passes through the third cavity with the second cavity intercommunication, first cavity is equipped with into the liquid mouth, go into the liquid mouth with the feed liquor port intercommunication, the second cavity is equipped with the leakage fluid dram, the leakage fluid dram with the feed liquor port intercommunication.

Furthermore, a drainage part is arranged between the third chamber and the first chamber, a first liquid guide port is formed in the drainage part and used for communicating the third chamber with the first chamber, a second liquid guide port is further formed in the third chamber, and the second liquid guide port is communicated with the second chamber.

Furthermore, the second chamber is provided with a one-way valve at the liquid outlet, and the one-way valve is used for controlling the opening and closing of the liquid outlet;

the connecting valve further comprises an umbrella-shaped valve, the umbrella-shaped valve is provided with a head and an umbrella handle, a plug-in hole is formed in the drainage portion, and the umbrella handle is fixedly arranged in the plug-in hole, so that the head of the umbrella-shaped valve is tightly attached to the first liquid guide port to plug the first liquid guide port.

Further, the third chamber is further provided with a suction port, and the suction mechanism is connected to the suction port and reciprocates in the suction port to provide suction force to the connection valve.

Furthermore, the suction mechanism comprises a first driving device, a first eccentric wheel and a transmission rod, wherein the rotating end of the first driving device is connected to the first eccentric wheel in a meshed mode, the first eccentric wheel is provided with a first eccentric part, and the transmission rod is sleeved on the first eccentric part to achieve reciprocating motion of the transmission rod.

Further, the handle further comprises a connecting piece, the connecting piece is hollow inside, the lower end of the connecting piece is communicated with the liquid outlet, the upper end of the connecting piece is communicated with the liquid outlet, and the connecting piece is detachably connected with the brush head so as to realize that the brush head is detachably connected with the handle.

Furthermore, the transmission mechanism comprises a second driving device and a second eccentric wheel, the connecting piece is provided with a connecting groove, the transmission end of the second driving device is meshed with the second eccentric wheel, the second eccentric wheel is provided with a second eccentric part, and the second eccentric part is sleeved in the connecting groove and reciprocates in the connecting groove to drive the connecting piece to reciprocate.

Furthermore, the infusion channel further comprises a first liquid guide pipe and a second liquid guide pipe, one end of the first liquid guide pipe is communicated with the liquid inlet port, the other end of the first liquid guide pipe is communicated with the liquid inlet, one end of the second liquid guide pipe is communicated with the liquid outlet, and the other end of the second liquid guide pipe is communicated with the lower end of the connecting piece.

Further, the brush head is hollow inside to form a fourth cavity, the fourth cavity is formed with a connection port at the lower end of the brush head, the connection port is sleeved on the upper end of the connecting piece to realize detachable connection of the brush head and the connecting piece, the upper end of the brush head is provided with a brush head portion, a protruding portion which is integrally formed with the brush head portion is arranged on the brush head portion, a liquid spraying hole is formed in the protruding portion, and the liquid spraying hole is communicated with the fourth cavity to form the liquid outlet port.

Has the advantages that: through the structure, when the toothbrush is used, the hose can be arranged at the liquid inlet port, the hose is placed in clean water or cleaning liquid, the equipment is started to respectively control the suction mechanism and the transmission mechanism to work, the suction mechanism is used for providing suction force for the infusion channel so as to suck an external water source into the liquid inlet port, the external water source is transmitted to the liquid outlet port through the infusion channel, and finally the external water source is sprayed out of the liquid outlet port to form a pulse water column so as to achieve the effect of tooth washing.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings may be obtained according to the drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 shows a perspective view of the present invention;

FIG. 2 shows a schematic view at A with a partial enlargement;

figure 3 shows a partial cross-sectional view of the head;

FIG. 4 is a schematic view showing a connection state of the pumping mechanism, the transmission mechanism and the connection valve;

FIG. 5 shows a partial enlarged schematic view at B;

FIG. 6 shows a rear partial schematic view of FIG. 4;

FIG. 7 is a schematic view showing a state in which the suction mechanism is connected to the connection valve;

FIG. 8 shows an exploded schematic view of the pumping mechanism;

FIG. 9 is a schematic view showing the connection of the transmission mechanism to the link;

FIG. 10 is a schematic view showing an exploded state of the connecting valve;

figure 11 shows a schematic perspective view of the connection valve;

FIG. 12 is a schematic sectional view of the connection valve (the broken line indicates the path of the second port);

FIG. 13 is a schematic liquid inlet view in a sectional view of the connection valve (the arrow indicates the flow direction of the liquid, and the broken line indicates the passage of the second liquid leading port);

fig. 14 shows a liquid outlet schematic view of the connection valve in a cross-sectional state (in the figure, arrows indicate the flow of liquid, and broken lines indicate the passage of the second liquid guide port).

Detailed Description

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or component being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, features defined as "first", "second", etc. may explicitly or implicitly include one or more features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The following detailed description of specific embodiments of the invention refers to the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1-14, the electric toothbrush with a rinsing function in this embodiment includes a handle 1 and a brush head 2, the brush head 2 is connected to the handle 1, the handle 1 is provided with a liquid inlet port 11, the brush head 2 is provided with a liquid outlet port 12, the liquid inlet port 11 is communicated with the liquid outlet port 12 through a liquid conveying channel 13, the liquid conveying channel 13 is provided with a suction mechanism 14, the suction mechanism 14 is used for providing suction force to the liquid conveying channel 13 to convey liquid from the liquid inlet port 11 to the liquid outlet port 12 and eject the liquid, the handle 1 is provided with a transmission mechanism 15, and the transmission mechanism 15 is connected to the brush head 2 to enable the brush head 2 to reciprocate relative to the handle 1.

Through the structure arrangement, the toothbrush can be connected with an external water source through the liquid inlet port 11, specifically, when the toothbrush is used, the hose can be arranged at the liquid inlet port, the hose is placed in clean water or cleaning liquid, when the toothbrush is used, the device is started to respectively control the suction mechanism 14 and the transmission mechanism 15 to work, the suction mechanism 14 is used for providing suction force for the liquid conveying channel 13, so that the external water source is sucked into the liquid inlet port 11 and is conveyed to the liquid outlet port 12 through the liquid conveying channel 13, and finally the external water source is sprayed out of the liquid outlet port 12 to form water column pulses to achieve the tooth cleaning effect, the transmission mechanism 15 is used for providing power for driving the toothbrush head 2 to swing relative to the handle 1, when the toothbrush head 2 needs to be started to swing left and right to achieve the tooth cleaning effect, when the clean water or cleaning liquid is used for cleaning teeth, the suction mechanism 14 can be started, under the action of the suction mechanism 14, the clean water or the cleaning liquid is sprayed out of the liquid outlet port 12 to achieve the tooth cleaning effect, compared with a traditional electric toothbrush or traditional toothbrush, the traditional toothbrush can be used for achieving the tooth cleaning, tooth brushing and tooth brushing experience and tooth cleaning can be synchronized, and a user can use the toothbrush conveniently.

Further, as shown in fig. 10 to 14, the liquid conveying channel 13 includes a connecting valve 3, the connecting valve 3 is provided with a first chamber 31, a second chamber 32 and a third chamber 33, the first chamber 31 is communicated with the second chamber 32 through the third chamber 33, the first chamber 31 is provided with a liquid inlet 301, the liquid inlet 301 is communicated with the liquid inlet 11, the second chamber 32 is provided with a liquid outlet 302, and the liquid outlet 302 is communicated with the liquid outlet 12.

Specifically, the suction mechanism 14 is connected to the connection valve 3 to provide a suction force to the connection valve 3, under the action of the suction force, the external liquid is sucked from the liquid inlet 11 to the liquid inlet 301, the liquid enters the first chamber 31 from the liquid inlet 301, the liquid in the first chamber 31 is transferred to the second chamber 32 through the third chamber 33, and finally transferred to the liquid outlet 12 through the liquid outlet 302 of the second chamber 32, and is ejected from the liquid outlet 12.

Further, a drainage portion 30 is arranged between the third chamber 33 and the first chamber 31, a first liquid guide port 51 is arranged on the drainage portion 30 and used for communicating the third chamber 33 with the first chamber 31, a second liquid guide port 52 is arranged on the third chamber 33, the second liquid guide port 52 is communicated with the second chamber 32, and through the above structural arrangement, liquid in the first chamber 31 enters the third chamber 33 through the first liquid guide port 51, and liquid in the third chamber 33 enters the second chamber 32 through the second liquid guide port 52.

Specifically, the second chamber 32 is provided with a check valve 42, such as a duckbill valve, at the liquid outlet 302, the check valve 42 is used for controlling the opening and closing of the liquid outlet 302, the connection valve 3 further includes an umbrella valve 43, the umbrella valve 43 has a head portion 431 and an umbrella handle portion 432, the drainage portion 30 is further provided with an insertion hole 53, the umbrella handle portion 432 is fixedly disposed in the insertion hole 53, so that the head portion 431 of the umbrella valve 43 is tightly attached to the first liquid guide port 51 to seal the first liquid guide port 51, in this embodiment, the head portion 431 of the umbrella valve 43 is made of an elastic material, such as rubber, silica gel, and the like. Further, as a preferred mode, the umbrella handle 432 is further provided with a retaining projection 4321, when the umbrella handle 432 is inserted into the insertion hole 53, the retaining projection 4321 abuts against the drainage portion 30 to fix the umbrella-shaped valve 43, further, a suction port 331 is provided below the third chamber 33, and a transmission end of the suction mechanism 14 is connected to the suction port 331 and reciprocates in the suction port 331 to provide a suction force to the connection valve 3, so as to transmit the liquid from the liquid inlet port 11 to the liquid inlet 301 and eject the liquid from the liquid outlet 302.

Specifically, in the present embodiment, the second chamber 32 is disposed right above the first chamber 31, a plug 41 is disposed between the second chamber 32 and the first chamber 31 for preventing the second chamber 32 from directly communicating with the first chamber 31, the third chamber 33 is disposed right below the first chamber 31, a partition is formed between the third chamber 33 and the first chamber 31 to form the drainage portion 30, a plurality of through holes penetrating the partition are disposed on the partition to form the first liquid guiding hole 51 and the insertion hole 53, the first chamber 31 communicates with the third chamber 33 through the first liquid guiding hole 51 on the partition, and further, the second liquid guiding hole 52 of the third chamber 33 extends upward to communicate with the second chamber 32 along the space between the inner sidewall of the third chamber 33 and the outer sidewall of the first chamber 31, and a rectangular opening is formed on the inner sidewall of the second chamber 32.

How the suction mechanism 14 provides suction to the connection valve 3 will be described in detail below in conjunction with the above-described structure, and fig. 7, 12 to 14:

as shown in fig. 7 and 12, when the apparatus is in a stopped state, the head 431 of the umbrella valve 43 is closely attached to the first liquid guide hole 51 to close the first liquid guide hole 51, and the check valve 42 is closed to close the liquid discharge port 302 of the second chamber 32, and by the above-described arrangement, the transmission end of the suction mechanism 14, the third chamber 33, and the second chamber 32 form a first closed space together.

When the pumping mechanism 14 is activated, the transmission end of the pumping mechanism 14 reciprocates in the pumping port 331, and when the transmission end of the pumping mechanism 14 moves downward, as shown in fig. 13, a negative pressure is formed in the first closed space to drive the head 431 of the umbrella valve 43 to deform, so that the head 431 is away from the first liquid guiding hole 51, and further the first liquid guiding hole 51 is opened, the first closed space is communicated with the first chamber 31 through the first liquid guiding hole 51, at this time, a pressure difference is formed between the first chamber 31 and the external atmosphere, so that the external liquid is sucked into the first chamber 31 through the liquid inlet 301, and the liquid in the first chamber 31 enters the third chamber 33 through the first liquid guiding hole 51.

When the driving end of the pumping mechanism 14 moves upward, as shown in fig. 10, 11 and 14, the liquid in the third chamber 33 is squeezed by the driving end of the pumping mechanism 14, so that the liquid is flushed into the second chamber 32 through the second liquid guide hole 52, and then discharged from the liquid discharge port 302 through the check valve 42 (note that, in this embodiment, the check valve 42 is a duckbill valve, and when the flushing force is applied, the top of the duckbill valve will be opened, and when the flushing force is removed, the top will be closed), and finally a pulse water column is formed at the liquid discharge port 12 to be ejected, and meanwhile, in this process, the head 431 of the umbrella valve 43 will rebound and cling to the first liquid guide hole 51 to block the first liquid guide hole 51, so as to prevent the liquid from being discharged from the liquid inlet 301.

That is, through the above steps, when the driving end of the suction mechanism 14 moves downward, the liquid enters the connecting valve 3 from the human liquid port 301, and when the driving end of the suction mechanism 14 moves upward, the liquid will be discharged out of the connecting valve 3 from the liquid discharge port 302 in the form of a pulsed water column to provide a suction force, so that the liquid is transported from the liquid inlet port 11 to the liquid inlet port 301, and then is discharged out of the liquid discharge port 302 as a pulsed water column.

Further, the suction mechanism 14 includes a first driving device 141, a first eccentric wheel 142 and a transmission rod 143, a rotating end of the first driving device 141 is engaged with the first eccentric wheel 142, the first eccentric wheel 142 is provided with a first eccentric portion 1421, and the transmission rod 143 is sleeved on the first eccentric portion 1421 to realize the reciprocating motion of the transmission rod 143.

Specifically, the first driving device 141 may be a small motor, the lower end of the transmission rod 143 is provided with an annular sleeve portion 144, the annular sleeve portion 144 is sleeved on the first eccentric portion 1421, the first driving device 141 is configured to drive the first eccentric wheel 142 to rotate, the rotating first eccentric wheel 142 drives the first eccentric portion 1421 to perform eccentric rotation, and the eccentric rotating first eccentric portion 1421 drives the transmission rod 143 to perform reciprocating motion.

Further, the handle 1 further comprises a connecting piece 16, the connecting piece 16 is hollow inside, the lower end of the connecting piece 16 is communicated with the liquid outlet 302, the upper end of the connecting piece 16 is communicated with the liquid outlet 12 and is detachably connected with the brush head 2, so that the brush head 2 is detachably connected with the handle 1.

With the above arrangement, the pulsed water column ejected from the liquid outlet 302 is transmitted to the liquid outlet 12 through the connecting member 16 and ejected from the liquid outlet 12.

Further, the transmission mechanism 15 includes a second driving device 151 and a second eccentric wheel 152, the connecting member 16 is provided with a connecting portion 162, the connecting portion 162 is provided with a connecting groove 161, a transmission end of the second driving device 151 is engaged with the second eccentric wheel 152, the second eccentric wheel 152 is provided with a second eccentric portion 1521, and the second eccentric portion 1521 is sleeved in the connecting groove 161 to realize the reciprocating oscillation of the connecting member 16.

Specifically, in this embodiment, the second driving device 151 may be a small motor, the connecting portion 162 is disposed perpendicular to the connecting member 16, the second driving device 151 is configured to drive the second eccentric wheel 152 to rotate, the rotating second eccentric wheel 152 drives the second eccentric portion 1521 to perform eccentric rotation, and the second eccentric portion 1521 performs reciprocating motion in the connecting groove 161 to drive the driving rod 143 to perform reciprocating motion.

Further, the handle 1 further comprises a first liquid guide tube 61 and a second liquid guide tube 62, one end of the first liquid guide tube 61 is communicated with the liquid inlet port 11, the other end of the first liquid guide tube 61 is communicated with the liquid inlet port 301, one end of the second liquid guide tube 62 is communicated with the liquid outlet port 302, the other end of the second liquid guide tube 62 is communicated with the lower end of the connecting piece 16, the brush head 2 is hollow to form a fourth chamber 34, the fourth chamber 34 is formed with a connecting port 21 at the lower end of the brush head 2, the connecting port 21 is sleeved at the upper end of the connecting piece 16 to realize the detachable connection of the brush head 2 and the connecting piece 16, the brush head part 22 is arranged at the upper end of the brush head 2, a protruding part 23 integrally formed with the brush head part 22 is arranged on the brush head part 22, a liquid spraying hole 24 is arranged on the protruding part 23, and the liquid spraying hole 24 is communicated with the fourth chamber 34 to form a liquid outlet port 12.

Through the structure arrangement, under the action of the suction mechanism 14, liquid enters the first liquid guide pipe 61 through the liquid inlet port 11, and is transmitted to the connecting valve 3 through the liquid inlet port 301 by the first liquid guide pipe 61, the liquid entering the connecting valve 3 is sprayed out from the liquid outlet port 302, and is transmitted to the connecting piece 16 through the second liquid guide pipe 62, the pulse water flow in the connecting piece 16 passes through the fourth cavity 34, and is finally sprayed out through the liquid spraying holes 24 of the protruding part 23 to form a pulse water column, when teeth are needed to be brushed, the transmission mechanism 15 can be started to enable the brush head 2 to drive the brush head part 22 to reciprocate, other cleaning pieces such as brush hairs can be arranged on the brush head part 22 to achieve the tooth brushing effect, when teeth are needed to be brushed, the suction mechanism 14 can be started, under the action of the suction mechanism 14, clean water or cleaning liquid forms the pulse water column, and is sprayed out through the liquid spraying holes 24 to achieve the tooth brushing effect.

Further, in the present embodiment, as a preferable mode, the built-in power supply 71 is disposed in the handle 1, the built-in power supply 71 is electrically connected to the suction mechanism 14 and the transmission mechanism 15 for supplying electric power for the operation of the suction mechanism 14 and the transmission mechanism 15, and by the above-mentioned structure, the built-in power supply 71 is disposed in the handle, when the device is used, the device does not need to be separately connected with an external power supply, the use process is safer, the problems of short circuit and electric leakage do not need to be worried about, when the built-in power supply 71 is insufficient, the external power supply can be connected to charge the built-in power supply 71, and the use is safe, convenient and fast,

In order to realize the above charging function, the bottom of the handle 1 is provided with a charging port 72, the charging port 72 is electrically connected to the built-in power supply 71, and preferably, the charging port 72 is detachably provided with a sealing member for preventing liquid from entering the charging port 72 to cause short circuit.

Further, the handle 1 of this embodiment is further provided with a toothbrush switch 73, a flush switch 74 and a flush position switch 75, the toothbrush switch 73 is used for controlling the transmission mechanism 15, specifically, the toothbrush switch 73 is pressed for a short time to control the on/off of the transmission mechanism 15, when the transmission mechanism 15 works, the toothbrush switch 73 is pressed for a long time to adjust the working position of the transmission mechanism 15, when the toothbrush needs to brush teeth separately, the toothbrush switch 73 is pressed for a short time, and the toothbrush head 2 swings left and right under the action of the transmission mechanism 15, so as to achieve the effect of brushing teeth, further, a user can press the toothbrush switch 73 for a long time according to personal requirements to adjust the position of the transmission mechanism 15, so as to control the frequency of the toothbrush head 2 swinging left and right.

Further, the flushing switch 74 is used for controlling the on/off of the suction mechanism 14, the flushing position switch 75 is used for controlling the working position of the suction mechanism 14, when a single tooth washing is required, the flushing switch 74 can be pressed to start the suction mechanism 14, under the action of the suction mechanism 14, the clear water or the cleaning liquid is sprayed out from the liquid outlet port to achieve the tooth washing effect, further, the user can press the flushing position switch 75 according to personal requirements to control the flushing intensity of the pulse water column,

furthermore, the user can realize the synchronous tooth brushing and tooth washing through the arrangement, when the toothbrush is used, the toothbrush switch 73 is pressed, the transmission mechanism 15 is started to drive the brush head 2 to swing left and right to brush teeth, when the teeth need to be washed in the tooth brushing process, the flushing switch 74 can be pressed, the suction mechanism 14 is started to spray clean water or cleaning liquid out of the liquid outlet port to form a pulse water column, and the teeth are washed, and in the tooth brushing and tooth washing processes, the user can select different tooth brushing gears and tooth washing gears according to personal requirements.

Furthermore, as a preferred mode of the present embodiment, the buttons of the toothbrush switch 73, the flush switch 74 and the flush position switch 75 may be set to have different sizes and shapes, so that when the user uses the toothbrush, the user can distinguish different function buttons according to the touched buttons with different shapes or sizes, thereby achieving the effect of blind operation.

Further, in this embodiment, the present invention further includes a first waterproof member, a second waterproof member and a third waterproof member, specifically, the first waterproof member is an "O" shaped waterproof ring disposed at the bottom of the handle 1, and is used for preventing water at the bottom of the handle 1, the second waterproof member and the third waterproof member are disposed at the joint of the handle 1 and the brush head 2, specifically, the second waterproof member is tightly hooped on the connecting member 16 at the joint of the handle 1 and the brush head 2, and is used for preventing liquid from flowing back into the handle 1 at the joint, the third waterproof member is disposed below the second waterproof member, and the outer side wall of the third waterproof member is tightly attached to the inner side wall of the housing of the handle 1, so as to achieve a further waterproof effect.

The foregoing is illustrative of one or more embodiments provided in connection with the detailed description and is not intended to limit the invention to the specific embodiments disclosed herein. Similar or identical methods, structures and the like as those of the present invention or several technical deductions or substitutions made on the premise of the conception of the present invention should be considered as the protection scope of the present invention.

Claims (10)

1. The utility model provides an electric toothbrush with washing function, includes handle (1) and brush head (2), brush head (2) connect in handle (1), handle (1) is equipped with feed liquor port (11), brush head (2) are equipped with out liquid port (12), feed liquor port (11) through infusion passageway (13) communicate in go out liquid port (12), its characterized in that: infusion passageway (13) are provided with suction mechanism (14), suction mechanism (14) are used for right infusion passageway (13) provide suction, in order with liquid by inlet port (11) transmit extremely go out liquid port (12) and blowout, handle (1) is equipped with drive mechanism (15), drive mechanism (15) connect in brush head (2), so that brush head (2) is relative handle (1) carries out reciprocating motion.

2. An electric toothbrush with a rinsing function according to claim 1, wherein: infusion passageway (13) are including connecting valve (3), connecting valve (3) are equipped with first cavity (31), second cavity (32) and third cavity (33), first cavity (31) pass through third cavity (33) with second cavity (32) intercommunication, first cavity (31) are equipped with into liquid mouth (301), go into liquid mouth (301) with inlet port (11) intercommunication, second cavity (32) are equipped with leakage fluid dram (302), leakage fluid dram (302) with outlet port (12) intercommunication.

3. An electric toothbrush with a rinsing function according to claim 2, characterized in that: third chamber (33) with be equipped with drainage portion (30) between first chamber (31), be equipped with first drain mouth (51) on drainage portion (30), be used for with third chamber (33) with first chamber (31) intercommunication, third chamber (33) still are provided with second drain mouth (52), second drain mouth (52) with second chamber (32) intercommunication.

4. An electric toothbrush with a rinsing function according to claim 3, wherein: the second chamber (32) is provided with a one-way valve (42) at the liquid outlet (302), and the one-way valve (42) is used for controlling the opening and closing of the liquid outlet (302);

the connecting valve (3) further comprises an umbrella-shaped valve (43), the umbrella-shaped valve (43) is provided with a head portion (431) and an umbrella handle portion (432), an insertion hole (53) is formed in the drainage portion (30), and the umbrella handle portion (432) is fixed in the insertion hole (53), so that the head portion (431) of the umbrella-shaped valve (43) is tightly attached to the first liquid guide port (51) to seal the first liquid guide port (51).

5. An electric toothbrush with a rinsing function according to claim 4, wherein: the third chamber (33) is further provided with a suction port (331), and the suction mechanism (14) is connected to the suction port (331) and reciprocates in the suction port (331) for providing a suction force to the connection valve (3).

6. An electric toothbrush with a rinsing function according to claim 1, wherein: the suction mechanism (14) comprises a first driving device (141), a first eccentric wheel (142) and a transmission rod (143), wherein the rotating end of the first driving device (141) is connected to the first eccentric wheel (142) in a meshing mode, the first eccentric wheel (142) is provided with a first eccentric part (1421), and the transmission rod (143) is sleeved on the first eccentric part (1421) to achieve reciprocating motion of the transmission rod (143).

7. An electric toothbrush with a rinsing function according to claim 2, characterized in that: the handle (1) further comprises a connecting piece (16), the connecting piece (16) is hollow inside, the lower end of the connecting piece is communicated with the liquid outlet (302), the upper end of the connecting piece is communicated with the liquid outlet (12), and the connecting piece (16) is detachably connected with the brush head (2) so as to realize that the brush head (2) is detachably connected with the handle (1).

8. An electric toothbrush having a rinsing function according to claim 7, wherein: drive mechanism (15) include second drive arrangement (151) and second eccentric wheel (152), connecting piece (16) are equipped with connecting groove (161), the transmission end meshing of second drive arrangement (151) connect in second eccentric wheel (152), second eccentric wheel (152) are equipped with second eccentric portion (1521), second eccentric portion (1521) cup joint in connecting groove (161), and in carry out reciprocating motion in connecting groove (161), in order to drive connecting piece (16) carry out reciprocating motion.

9. An electric toothbrush with a rinsing function according to claim 8, wherein: the infusion channel (13) further comprises a first liquid guide pipe (61) and a second liquid guide pipe (62), one end of the first liquid guide pipe (61) is communicated with the liquid inlet port (11), the other end of the first liquid guide pipe is communicated with the liquid inlet port (301), one end of the second liquid guide pipe (62) is communicated with the liquid outlet port (302), and the other end of the second liquid guide pipe is communicated with the lower end of the connecting piece (16).

10. An electric toothbrush with a rinsing function according to claim 9, wherein: brush head (2) inside cavity is in order to form fourth cavity (34), fourth cavity (34) in brush head (2) lower extreme is formed with connection port (21), connection port (21) cover is located the upper end of connecting piece (16), in order to realize brush head (2) with the connection of dismantling of connecting piece (16), brush head (2) upper end is equipped with brush head portion (22), be equipped with on brush head portion (22) with brush head portion (22) integrated into one piece's bulge (23), bulge (23) are equipped with hydrojet hole (24), hydrojet hole (24) with fourth cavity (34) intercommunication is in order to form go out liquid port (12).

Images