CN217338938U - Oral cavity cleaning device - Google Patents

Abstract

The utility model discloses an oral cleaning device. The oral cavity cleaning device comprises a host, a handle and a first conduit for leading liquid to connect the host and the handle; the main machine comprises a first shell and a pump arranged in the first shell; the handle comprises a second shell and a sound wave motor arranged in the second shell, the sound wave motor comprises a vibration shaft for outputting sound wave vibration, and the vibration shaft comprises a water delivery hole which is arranged in a penetrating way along the axial direction; the first water outlet end of the first conduit is connected with the first water inlet of the water delivery hole for drainage, and the first water inlet end of the first conduit is connected with the second water outlet of the pump for drainage. According to the dual-purpose oral cleaning device for brushing and washing teeth, the host and the handle are separately arranged and connected through the first conduit to output the liquid medium, so that the volume of the handle is effectively reduced; in addition, a pump with the pressure of more than 60psi can be arranged in the main machine, so that the volume of the handle is reduced while larger pressure is provided, and the user experience is improved.

Description

Oral cavity cleaning device

Technical Field

The utility model relates to an oral care field, more specifically say, relate to an oral cleaning device.

Background

In the related art, the sound wave motor, the pump and other components of the dual-purpose oral cleaning device for brushing teeth and washing teeth are all arranged in the handle, and at the moment, a miniature diaphragm pump is usually adopted for power transmission of liquid media so as to meet the requirement of size for convenient hand holding. However, since the pressure of the micro diaphragm pump is relatively low, the flow rate of the pumped water column is low, and tooth irrigation cannot be performed well, so that the user experience is poor.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an improved oral cavity cleaning device.

The utility model provides a technical scheme that its technical problem adopted is: constructing an oral cavity cleaning device, which comprises a main machine, a handle and a first conduit for connecting a drainage liquid with the main machine and the handle; the main machine comprises a first shell and a pump arranged in the first shell; the handle comprises a second shell and a sound wave motor arranged in the second shell, the sound wave motor comprises a vibration shaft for outputting sound wave vibration, and the vibration shaft comprises a water delivery hole which is arranged in a through mode along the axial direction; the first water outlet end of the first guide pipe is connected with the first water inlet of the water delivery hole in a liquid guiding manner, and the first water inlet end of the first guide pipe is connected with the second water outlet of the pump in a liquid guiding manner.

Preferably, the pump is a piston pump and the pressure is above 60 psi.

Preferably, the oral cleaning device further comprises a water tank for containing a liquid medium, the water tank being disposed on the first housing; the water tank is provided with a water outlet, and the water outlet is connected with a second water inlet of the pump for draining liquid.

Preferably, the handle further comprises a second conduit connecting the first conduit with the drainage of the water delivery hole and a first joint; the first connector comprises a first connector and a second connector which are communicated, the second water inlet end of the second conduit is tightly connected with the first connector of the first connector and is connected with a liquid guide port, the second water outlet end of the second conduit is connected with the first water inlet of the water delivery hole and is connected with the liquid guide port, and the second connector of the first connector is tightly connected with the first water outlet end of the first conduit and is connected with the liquid guide port.

Preferably, the first joint comprises a tubular third shell, an annular elastic clamping piece and a hollow pressing piece, wherein the annular elastic clamping piece and the hollow pressing piece are respectively arranged at two ends of the third shell, the elastic clamping piece and the hollow pressing piece are axially arranged in the third shell, and the pressing piece is inserted into the elastic clamping piece; the pressing piece, the elastic clamping piece and the through hole of the third shell are communicated to form the interface;

the elastic clamping piece can be switched back and forth between a radial expansion state and a radial contraction state; the pressing piece is arranged in the third shell in a way of moving back and forth along the axial direction, and the elastic clamping piece is subjected to component force in the radial direction of the pressing piece to enter an expansion state by the pressing piece in the process of moving back and forth so as to insert or remove a catheter; alternatively, the resilient clamp is caused to contract to radially lock the conduit.

Preferably, the handle further comprises a rechargeable battery arranged in the second shell and electrically connected with the sound wave motor, a charging connector electrically connected with the rechargeable battery, and a sealing cover, wherein the charging connector is arranged at the bottom of the second shell, and the sealing cover is detachably arranged at the bottom of the second shell and seals the charging connector.

Preferably, the first water outlet end of the first conduit is detachably connected with the handle; the oral cleaning device further comprises a brush head and/or a spray pipe which is detachably arranged on the vibration shaft.

Preferably, the oral cavity cleaning device further comprises a brush head, wherein the brush head comprises a rod part detachably mounted at one end of the vibration shaft where the first water outlet is located, a main body part arranged at one end of the rod part away from the vibration shaft, and bristles arranged on the main body part; the main body part is also provided with at least one spray hole, the at least one spray hole and the bristles are positioned on the same side of the main body part, and the at least one spray hole is connected with the first water outlet of the vibration shaft in a liquid guiding manner.

Preferably, the pole portion is equipped with the edge the transmission path of the axial setting of pole portion, the vibration axle inserts in the transmission path, the cover is equipped with on the periphery of vibration axle and is used for sealing the vibration axle with sealed cassette and/or the sealing ring in the clearance between the pole portion, sealed cassette set up in the epaxial one end that is close to of vibration the handle, the sealing ring set up in keep away from on the vibration axle the one end of handle.

Preferably, the host further comprises a first control circuit electrically connected to the pump and a wireless receiver electrically connected to the first control circuit; the handle further comprises a second control circuit electrically connected with the sound wave motor and a wireless transmitter electrically connected with the second control circuit, and the wireless transmitter and the wireless receiver are in operable communication connection.

Implement the utility model discloses an oral cavity cleaning device has following beneficial effect: according to the dual-purpose oral cleaning device for brushing and washing teeth, the host and the handle are separately arranged and connected through the first conduit to output the liquid medium, so that the volume of the handle is effectively reduced; in addition, a pump with the pressure of more than 60psi can be arranged in the main machine, so that the volume of the handle is reduced while larger pressure is provided, and the user experience is improved.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic perspective view of an oral cleaning device according to some embodiments of the present invention;

FIG. 2 is a schematic cross-sectional view of the oral cleaning device of FIG. 1;

FIG. 3 is a schematic diagram of the structure of the main body and the water tank shown in FIG. 1;

FIG. 4 is a schematic view of the handle and head of FIG. 1;

FIG. 5 is an exploded view of the handle of FIG. 4;

FIG. 6 is a cross-sectional view of the handle and head of FIG. 1;

FIG. 7 is a partial enlarged view of area A of FIG. 6;

FIG. 8 is an exploded view of the first connector of FIG. 5;

FIG. 9 is a schematic cross-sectional view of the first joint shown in FIG. 5;

fig. 10 is an exploded view of the first connector of fig. 9.

In the drawing, 1, an oral cavity cleaning device, 10, a main body, 11, a first housing, 12, a pump, 121, a second water inlet, 122, a second water outlet, 20, a water tank, 21, a box body, 211, a bottom wall, 2111, a water outlet, 212, a snap structure, 2121, a claw clip, 22, a box cover, 30, a handle, 31, a second housing, 311, a first opening, 312, a second opening, 32, a sonic motor, 321, a motor main body, 322, a vibration shaft, 322a, a first end, 322b, a second end, 3221, a water delivery hole, 3221a, a first water inlet, 3221b, a first water outlet, 33, a first joint, 331, a first interface, 332, a second interface, 333, a third housing, 3331, a housing body, 3331a fixing groove, 3331b, a mounting groove, 3332, a pipeline channel, 334, a fixing seat, 3341, a fixing seat body, 3341a top wall, a top wall fixing step part, 3342, and 3343, 3344. first through hole, 335. support base, 3351. support base body, 3351a. first inclined surface, 3352. abutting portion, 3353. second through hole, 336. elastic clamping member, 3361. clamping portion, 3361a. first end, 3361b. second end, 3362. connecting portion, 3363. third through hole, 337. pressing member, 3371. pressing member body, 3372. first limiting portion, 3373. second limiting portion, 3374. fourth through hole, 3375. second inclined surface, 338. sealing portion, 3381. sealing portion body, 3382. fifth through hole, 34. second conduit, 341. second water inlet end, 342. second water outlet end, 35. charging connector, 36. sealing cover, 37. front end cover, 38. rear end cover, 39. rechargeable battery, 40. support, 41. mounting base, 42. vibration button, 43. tooth punching button, 44. circuit board, 50. first conduit, 51. first water inlet end, 52. first water outlet end, 60. brush head, 601, rod part, 6011, transmission channel, 602, main body part, 6021, communication channel, 603, brush hair, 604, nozzle, 6041, spray hole, 605, communication hole, 71, sealing clamping seat, 72, sealing ring, 80, second joint, 81, third conduit and 82 sub-joint.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more clearly understood, the following description is given in conjunction with the examples and the accompanying drawings to illustrate the present invention in further detail, and the exemplary embodiments and the description thereof are only used for explaining the present invention, and are not intended to limit the present invention.

Fig. 1 shows an oral cavity cleaning device according to some embodiments of the present invention, the oral cavity cleaning device 1 has a tooth brushing function and an oral cavity cleaning function, the tooth brushing function includes cleaning teeth by ultrasonic vibration of a brush head 60, the oral cavity cleaning function includes spraying a liquid medium at a high speed by the brush head 60, which can spray a high-speed liquid column to wash teeth, and can also spray a high-speed spray to clean teeth or oral cavity. The liquid medium can be water, oral cleaning solution or disinfectant, and can also be liquid medicine.

As shown in fig. 1, the oral cavity cleaning device 1 includes a main body 10, a handle 30 and a first conduit 50, wherein the main body 10 is used for conveying a liquid medium, and the handle 30 is in fluid-conducting connection with the main body 10 through the first conduit 50 to output sound wave vibration and output the liquid medium conveyed by the main body 10.

Referring to fig. 2, the main unit 10 includes a first housing 11, a pump 12 and a rechargeable battery or an external power source (not shown) disposed in the first housing 11, the pump 12 includes a second water inlet 121 and a second water outlet 122, the first conduit 50 includes a first water inlet end 51 and a first water outlet end 52, the second water outlet 122 of the pump 12 is in fluid connection with the first water inlet end 51 of the first conduit 50, so as to output the liquid medium into the first conduit 50 through the pump 12. Wherein the pump 12 is preferably a piston pump, and the pressure of the pump 12 is above 60psi, i.e., the pressure of the pump 12 is greater than or equal to 60psi, so as to output high pressure liquid, other pumps with higher pressure can be used as the pump 12. It will be appreciated that the pump 12 is not limited to a piston pump, but may be other suitable pumps such as a diaphragm pump.

The oral cleaning device 1 further comprises a water tank 20 for containing a liquid medium, the water tank 20 may in some embodiments be arranged above the first housing 11, the water tank 20 is provided with a water outlet 2111, the water outlet 2111 of the water tank 20 is in fluid conducting connection with the second water inlet 121 of the pump 12 for providing the pump 12 with the liquid medium.

Referring to fig. 3, the water tank 20 includes a tank body 21 and a tank cover 22, the tank body 21 is disposed above the first housing (11) and separated from the first housing 11 by a bottom wall 211 of the tank body 21, and a water outlet 2111 is disposed on the bottom wall 211 of the tank body 21, wherein the water outlet 2111 and the second water inlet 121 of the pump 12 may be communicated by a connection pipe. The box cover 22 is detachably covered on the open end of the box body 21 so as to facilitate adding or pouring out the liquid medium.

Wherein, a snap structure 212 is detachably mounted on the outer wall surface of the box body 21, and the snap structure 212 is used for mounting the handle 30. Specifically, the snap structure 212 includes a jaw 2121 for clamping the handle 30, the jaw 2121 is opened slightly smaller than the radial dimension of the handle 30, and the jaw 2121 is made of a deformable material so as to clamp the handle 30 by deforming.

As shown in fig. 4 to 6, the handle 30 includes a second housing 31 and a sonic motor 32 disposed in the second housing 31, the sonic motor 32 includes a motor body 321 and a vibration shaft 322 penetrating through the motor body 321, the vibration shaft 322 is used for outputting sonic vibrations, two ends of the vibration shaft 322 are respectively exposed out of the motor body 321, and a first end 322a of the vibration shaft 322 extends out of the second housing 31 for installing the brush head 60 and/or the nozzle. The second end 322b of the vibration shaft 322 is adapted for fluid communication with the first conduit 50.

The vibrating shaft 322 is provided with a water feeding hole 3221 axially penetrating through, the water feeding hole 3221 includes a first water outlet 3221b corresponding to the first end 322a of the vibrating shaft 322 and a first water inlet 3221a corresponding to the second end 322b of the vibrating shaft 322, and the first water outlet 3221b is opposite to the first water inlet 3221a. The first water outlet end 52 of the first conduit 50 is connected to the first water inlet 3221a of the water hole 3221 for draining the liquid medium from the water hole 3221.

The first conduit 50 is connected to the water inlet 3221 of the vibration shaft 322 via the second conduit 34 and the first joint 33. Specifically, the first connector 33 may be disposed at an end of the second housing 31 far from the sonic motor 32, that is, the first connector 33 is disposed at a bottom of the second housing 31 near the second housing 31, and the first connector 33 includes a first port 331 and a second port 332 communicating with each other.

The second conduit 34 is disposed between the sonic motor 32 and the first joint 33, the second water inlet end 341 of the second conduit 34 is tightly connected and liquid-guiding connected with the first interface 331 of the first joint 33, and the second water outlet end 342 of the second conduit 34 is tightly connected and liquid-guiding connected with the first water inlet 3221a of the vibration shaft 322. The second connector 332 of the first connector 33 is tightly connected and liquid-guided to the first water outlet end 52 of the first conduit 50, so that the liquid medium output from the first conduit 50 is transmitted to the water hole 3221 and output from the water hole 3221 through the first connector 33 and the second conduit 34.

As shown in fig. 8 to 10, the first joint 33 includes a tubular third housing 333, and an elastic clamping member 336 and a hollow pressing member 337 respectively disposed at both ends of the third housing 333. The elastic clamping piece 336 and the pressing piece 337 are axially arranged in the third housing 333, and the pressing piece 337 is inserted into the elastic clamping piece 336; the pressing member 337, the elastic clamping member 336 and the through hole of the third housing 333 communicate with each other to form an interface.

The resilient clamp 336 is capable of switching back and forth between a radially expanded state and a radially contracted state; the pressing member 337 is axially movably installed in the third housing 333 back and forth, and the pressing member 337 makes the elastic clamping member 336 enter an expanded state by a component force of the pressing member 337 in a radial direction during the back and forth movement to insert or remove the catheter; alternatively, resilient clamp 336 is caused to contract to radially lock the catheter.

The pressing member 337 of the first connector 33 is used for pressing, the elastic clamping member 336 is used for clamping the conduit, and the first connector 33 further includes a supporting seat 335 for mounting the elastic clamping member 336 and a fixing seat 334 for mounting the pressing member 337 and the supporting seat 335.

Specifically, the third housing 333 includes a housing body 3331 and a pipeline channel 3332 axially penetrating through both ends of the housing body 3331, the inner wall surface of the housing body 3331 is provided with a fixing groove 3331a for fixing the fixing seat 334, and the fixing groove 3331a is disposed near the end of the pipeline channel 3332 where the opening is located.

The fixing base 334 includes a fixing base body 3341, a top wall 3342 disposed on the periphery of the fixing base body 3341 and close to the opening of the pipeline channel 3332, a fixing portion 3343 disposed on the periphery of the fixing base body 3341 and far away from the opening of the pipeline channel 3332, and a first through hole 3344 axially penetrating through the fixing base body 3341.

Wherein, fixing base body 3341 sets up in the inboard of casing body 3331, and spacing roof 3342 and the terminal surface butt of casing body 3331, fixed part 3343 can be the form of colluding to collude and locate in fixed recess 3331a, thereby fix the fixing base 334 on third casing 333.

The support block 335 includes a support block body 3351, an abutting portion 3352 disposed on the periphery of the support block body 3351 and away from the opening of the pipeline channel 3332, and a second through hole 3353 axially penetrating through the support block body 3351. The supporting seat 335 is disposed inside the fixing seat body 3341, and the supporting seat body 3351 and the abutting portion 3352 are both adapted to the fixing seat body 3341 and connected to the fixing seat body 3341. The size of the second through hole 3353 decreases gradually from the end near the opening of the pipeline channel 3332 to the end far from the opening of the pipeline channel 3332, so that the inner wall surface of the support body 3351 is inclined to form a first inclined surface 3351a.

The elastic clamping member 336 includes a clamping portion 3361 and a connecting portion 3362 disposed on the periphery of the clamping portion 3361, the clamping portion 3361 is a ring-shaped structure surrounded by a plurality of elastic claws, the clamping portion 3361 includes a first end 3361a and a second end 3362a disposed opposite to the first end 3361a, the first end 3361a is closer to the opening of the channel 3332 than the second end 3362a, the connecting portion 3362 is disposed on the first end 3361a of the clamping portion 3361, and the connecting portion 3362 abuts against the upper end surface of the supporting body 3351, so as to fix the elastic clamping member 336 on the supporting seat 335.

It can be understood that, since the first end 3361a of the clamping portion 3361 is fixed to the supporting seat body 3351, the second end 3362a of the clamping portion 3361 can be expanded or contracted to form the third through hole 3363 for inserting, extracting or clamping the catheter.

The pressing member 337 includes a pressing member body 3371, a first limiting portion 3372, a second limiting portion 3373 and a fourth through hole 3374 axially penetrating the pressing member body 3371, the first limiting portion 3372 is disposed on the periphery of the pressing member body 3371, and the first limiting portion 3372 is closer to the opening of the pipeline channel 3332 than the second limiting portion 3373.

The pressing body 3371 is disposed inside the fixing body 3341, and a step 3341a is disposed on an inner wall of the fixing body 3341, and the step 3341a is located at an end of the connecting portion 3362 away from the supporting body 3351 and shields the connecting portion 3362. The first position-limiting portion 3372 and the second position-limiting portion 3373 are respectively positioned at the end surface of the fixing base body 3341 and at two ends of the stepped portion 3341a, and a portion of the second position-limiting portion 3373 away from the opening of the pipeline channel 3332 extends into the third through hole 3363 of the clamping portion 3361.

The distance between the first position-limiting portion 3372 and the second position-limiting portion 3373 is greater than the distance between the end surface of the fixing seat body 3341 and the stepped portion 3341a, so that the pressing member 337 can move axially relative to the fixing seat 334. The outer wall surface of the second limiting portion 3373 is an inclined surface that is matched with the inner wall surface of the support seat body 3351, so as to form a second inclined surface 3351a.

When the first position-limiting portion 3372 abuts against the end surface of the fixing base body 3341, the second inclined surface 3351a of the second position-limiting portion 3373 is attached to the first inclined surface 3351a of the supporting base 335, and the clamping portion 3361 is in an open state; when the second position-limiting portion 3373 abuts against the step portion 3341a, the second inclined surface 3351a of the second position-limiting portion 3373 is spaced apart from the first inclined surface 3351a of the support block 335, and the second position-limiting portion 3373 is partially inserted into the third through hole 3363, such that the clamping portion 3361 is in a contracted state. The lengths of the first inclined surface 3351a and the second inclined surface 3351a are equal to or substantially equal to the length of the elastic claw of the clamping portion 3361.

Further, the first joint 33 further includes a seal portion 338, and the seal portion 338 includes a seal portion main body 3381 and a fifth through hole 3382 axially penetrating both ends of the seal portion main body 3381. The inner wall surface of the housing body 3331 is further provided with an installation groove 3331b, the installation groove 3331b is located at an end of the fixing groove 3331a away from the opening of the pipeline channel 3332, and the sealing part main body 3381 is disposed in the installation groove 3331b, so as to seal the pipeline channel 3332 and other components of the first joint 33, thereby preventing liquid leakage.

The fourth through hole 3374, the first through hole 3344, the third through hole 3363, the second through hole 3353, and the fifth through hole 3382 are communicated with each other to form a port into which a catheter is inserted.

It will be appreciated that the above-described structure is provided on both ends of the first joint 33 to form interfaces on both ends, and for convenience of description, the two interfaces on the first joint 33 are divided into a first interface 331 and a second interface 332, and the connection of the second water inlet end 341 of the second conduit 34 with the first joint 331 is illustrated. Specifically, when the pressing member body 3371 is pressed to the first position-limiting portion 3372 and abuts against the end surface of the fixing seat body 3341, the second inclined surface 3351a of the pressing member 337 is attached to the first inclined surface 3351a of the supporting seat 335, the clamping portion 3361 is in an open state, and the second water inlet end 341 of the second conduit 34 can be inserted into the first port 331 to complete the insertion of the second conduit 34.

After the insertion is completed, the pressing member body 3371 is released, and at this time, the elastic clamping member 336 contracts, abuts against the second limiting portion 3373 and pushes the second limiting portion 3373 to move toward the step portion 3341a, so that the second limiting portion 3373 abuts against the step portion 3341a, and the catheter is locked, thereby preventing the second catheter 34 from being removed from the first port 331.

When the pressing member body 3371 is pressed again until the first position-limiting portion 3372 abuts against the end surface of the fixing base body 3341, the clamping portion 3361 is radially separated from the second position-limiting portion 3373, and enters an expanded state to release the second conduit 34, so that the conduit can be pulled out. Likewise, by inserting the first outlet end 52 of the first conduit 50 into the second port 332 in this manner, the second inlet end 341 of the second conduit 34 can be communicated with the first outlet end 52 of the first conduit 50; and pulling the first conduit 50 out of the second port 332.

The first guide tube 50 and the second guide tube 34 may be PU spring tubes. Understandably, the first joint 33 is adopted for pipeline connection, and has the advantages of liquid leakage prevention, convenience in plugging and unplugging and the like. Of course, other joints may be used for the first joint 33. It can be understood that the elastic clamping member 336 is made of a material with good elasticity, large holding power and insertion resistance, and specifically, the elastic clamping member 336 can be provided in the form of a snap spring or a spring sheet.

As shown in fig. 2, in order to facilitate the liquid-guiding connection between the second water outlet 122 of the pump 12 and the first water inlet end 51 of the first conduit 50, the oral cavity cleaning device 1 further comprises a second connector 80, the second connector 80 comprises a third conduit 81 for being inserted into the second water outlet 122 of the pump 12 and a sub-connector 82 for being connected with the first water inlet end 51 of the first conduit 50, the sub-connector 82 is communicated with the third conduit 81, and the sub-connector 82 can be a quick connector.

The handle 30 further includes a rechargeable battery 39 disposed in the second housing 31 and electrically connected to the sonic motor 32, a charging connector 35 electrically connected to the rechargeable battery 39, and a cover 36, wherein the charging connector 35 is disposed at the bottom of the second housing 31, and the charging connector 35 and the first connector 33 are disposed side by side in the radial direction of the second housing 31. The rechargeable battery 39 is disposed between the acoustic wave motor 32 and the charging connector 35, and the rechargeable battery 39 is disposed side by side with the second duct 34 and the first connector 33 in the radial direction of the second housing 31.

The second housing 31 includes a first opening 311 on the top and a second opening 312 on the bottom, the first opening 311 being disposed opposite to the second opening 312, the first opening 311 allowing the first end 322a of the vibration shaft 322 to protrude, the second opening 312 allowing components to be mounted in the second housing 31. The sealing cover 36 is detachably disposed at the bottom of the second housing 31, and seals the second opening 312, i.e., the charging connector 35, so as to achieve a waterproof effect.

It is understood that the first connector 33 is disposed near the second opening 312 of the second housing 31, the first conduit 50 is inserted into the first port 331 of the first connector 33 from the second opening 312 to achieve the liquid guiding connection, and the cover 36 may be provided with a through hole for the first conduit 50 to tightly pass through, so as to achieve the waterproof function in the use state. The sealing cover 36 may be made of a material having a sealing function, such as silicone rubber or rubber.

As shown in fig. 4 to 7, the oral cavity cleaning device 1 further includes a brush head 60 and/or a nozzle (not shown) detachably mounted to the vibration shaft 322. Specifically, the brush head 60 includes a shaft 601 detachably mounted on the first end 322a of the vibration shaft 322, a main body 602 disposed on one end of the shaft 601 far from the vibration shaft 322, and bristles 603 disposed on the main body 602.

The main body 602 has at least one nozzle 6041, the at least one nozzle 6041 includes a nozzle 6041, the nozzle 6041 and the brush 603 are located on the same side of the main body 602, the nozzle 6041 can be located on an end of the main body 602 away from the shaft 601, and the nozzle 6041 is located away from the shaft 601 than the brush 603.

The rod portion 601 is provided with a transfer passage 6011 arranged in an axial direction of the rod portion 601, and the vibration shaft 322 is inserted and mounted into the transfer passage 6011 through the first end 322a thereof, wherein a sealing cartridge 71 and/or a sealing ring 72 for sealing a gap between the vibration shaft 322 and the rod portion 601 is sleeved on an outer circumference of the vibration shaft 322.

The sealing seat 71 is disposed on the end of the vibration shaft 322 far from the brush head 60, and the sealing ring 72 is disposed on the end of the vibration shaft 322 near the brush head 60. The end surface of the seal cartridge 71 near the opening of the stem 601 is flush or substantially flush with the end surface of the stem 601. The other end of the sealing clamping seat 71 extends along the axial direction of the vibration shaft 322 and is arranged close to the sealing ring 72, so that the whole section of the vibration shaft 322 has a sealing effect. The sealing clamping seat 71 and the sealing ring 72 can be made of materials with sealing function, such as silica gel and rubber.

The main body portion 602 is provided with a communication passage 6021, and the communication passage 6021 is provided along the axial direction of the main body portion 602 and communicates with the nozzle hole 6041 and the delivery passage 6011. Further, a nozzle 604 is disposed on the main body 602, the nozzle 604 protrudes from the main body 602 and corresponds to the nozzle hole 6041, the nozzle hole 6041 is disposed on the nozzle 604 and extends into the main body 602, and the nozzle 604 serves to collect the liquid flow and guide the liquid flow. The spray holes 6041 are communicated with the communication channel 6021 through the communication hole 605, and the radial dimension of the communication hole 605 is smaller than that of the spray holes 6041, so that the function of narrowing the liquid flow is achieved.

It can be understood that the brush head 60 has a structure of the spraying holes 6041, which can realize the function of brushing teeth and the function of cleaning the oral cavity. The nozzle is detachably mounted on the vibration shaft 322 to realize the oral cleaning function through the nozzle.

In some embodiments, the oral cleaning device 1 only includes the brush head 60 having the structure of the spray holes 6041, and since the brush head 60 can perform the oral cleaning function, the nozzle structure may not be provided, and the brush head 60 may be integrally provided with the handle 30. In other embodiments, the oral cleaning device 1 comprises a brush head and a nozzle detachably mounted on the vibration shaft 322, the brush head does not have a structure of the nozzle holes 6041, so that the brush head is mounted on the vibration shaft 322 when the tooth brushing function is used; when using the oral cleaning function, the nozzle is mounted to the vibration shaft 322.

The handle 30 further comprises a bracket 40 for mounting the sonic motor 32, the first connector 33, the rechargeable battery 39 and the circuit board 44, the circuit board 44 provided with the second control circuit, a front end cap 37 mounted on the front end of the second housing 31 and sleeved on the vibration shaft 322, a rear end cap 38 mounted on the rear end of the second housing 31, and a mounting seat 41 for mounting the charging connector 35. The second control circuit is electrically connected to the sonic motor 32 to control the operation of the sonic motor 32. The second control circuit may also be used to output a control signal to the pump 12 of the host 10.

The rear end cover 38 is located in the second opening 312 of the second housing 31, the first connector 33 and the charging connector 35 are mounted on the rear end cover 38, and the sealing cover 36 seals the bottom of the rear end cover 38, wherein a connecting column for mounting on the rear end cover 38 can be arranged on the sealing cover 36, and a connecting hole for inserting can be correspondingly arranged on the rear end cover 38. Charging connector 35 may be mounted to first connector 33 by mounting base 41.

The second control circuit includes a sound wave vibration button 42 for controlling the operation state of the sound wave motor 32 and a tooth punching button 43 for controlling the operation state of the pump 12, and the sound wave vibration button 42 and the tooth punching button 43 are disposed on the circuit board 44 and exposed out of the second housing 31 for control.

Specifically, the handle 30 further comprises a wireless transmitter electrically connected to the second control circuit, and the wireless transmitter is configured to wirelessly transmit the control signal sent by the second control circuit to the host 10. The host 10 further includes a first control circuit electrically connected to the pump 12 and a wireless receiver electrically connected to the first control circuit. The wireless transmitter is in operative communication with the wireless receiver.

It will be appreciated that when the user presses the teeth-flushing button 43, the second control circuit receives the teeth-flushing control signal and transmits it to the main unit 10 via the wireless transmitter. After receiving the tooth flushing control signal, the wireless receiver of the main machine 10 controls the start and stop of the pump 12 through the first control circuit. It is understood that the wireless transmitter and the wireless receiver can communicate by bluetooth communication, and the wireless transmitter and the wireless receiver can be a bluetooth transmitter and a bluetooth receiver. Of course, other wireless communication methods may be used for communication.

In some embodiments, the tooth punching button 43 may also be disposed on the main machine 10, in which case, the tooth punching button 43 is disposed in the first control circuit and exposes the first housing 11, and the tooth punching button 43 controls the start and stop of the pump 12 through the first control circuit. The wireless signal transmission device consisting of the wireless transmitter and the wireless receiver is not required to be arranged.

In some embodiments, the cover 36 closes the second opening 312 of the second housing 31, and has a waterproof function. When charging is required, the cover 36 is removed, and charging can be performed.

The utility model discloses an oral cavity cleaning device 1 when using, can include following several modes:

(1) tooth brushing mode: when the tooth brushing function is used, the handle 30 can be removed from the jaw 2121, the brush head 60 can be sleeved on the vibration shaft 322 of the handle 30, the first conduit 50 can be removed from the handle 30, and the interference of the first conduit 50 on the handle 30 is relieved; then, by pressing the sound wave vibration button 42, the rechargeable battery 39 in the handle 30 can supply power to the sound wave motor 32 through the second control circuit, and the vibration shaft 322 of the sound wave motor 32 outputs sound wave vibration to drive the brush head 60 to perform ultrasonic vibration for cleaning teeth.

(2) A normal cleaning mode: when the tooth washing function is used, the brush head 60 with a water spraying passage or a simple nozzle is sleeved on the vibration shaft 322 of the handle 30, and the pump 12 and the first joint 33 are connected through the first conduit 50. Then, the tooth-washing button 43 is pressed, so that the pump 12 is powered by the rechargeable battery or the external power source in the main unit 10 via the first control circuit, and after the pump 12 sucks the liquid from the water tank 20, the high-speed liquid flow or spray is output through the water-spraying channel or the spraying pipe of the brush head 60 to wash teeth or clean the oral cavity.

(3) Acoustic cleaning mode: when the sonic wave tooth washing function is used, the brush head 60 with a water spraying channel or a simple nozzle is sleeved on the vibration shaft 322 of the handle 30, and then the pump 12 and the first connector 33 are connected through the first conduit 50. The sound wave vibration button 42 and the tooth-washing button 43 are pressed simultaneously, so that the first control circuit enables the rechargeable battery or the external power supply in the main machine 10 to supply power to the pump 12, and the pump 12 pumps liquid from the water tank 20 and outputs high-speed liquid flow through the water spraying channel or the spraying pipe of the brush head 60. Meanwhile, the rechargeable battery 39 in the handle 30 is used for supplying power to the sound wave motor 32 by the second control circuit, the vibration shaft 322 of the sound wave motor 32 outputs sound wave vibration to drive the brush head 60 with the water spraying channel or the simple spray pipe to generate sound wave vibration while spraying high-speed liquid flow, and the teeth are cleaned more efficiently by the vibration impact of the high-pressure liquid flow. It will be appreciated that the handle 30 may be provided with a sonic teeth cleaning button, i.e. a button may be pressed to control the first control circuit and the second control circuit to operate simultaneously.

It will be appreciated that although the handle 30 of the illustrated embodiment is provided with various physical buttons to effect control of the control circuit, it is not limited to physical buttons. Which in other embodiments may be replaced by a touch control mode. In addition, although the embodiment has different operation modes, different keys are respectively used for controlling. In other embodiments, different modes of control may be achieved by pressing a single key a different number of times. For example, when one button is provided, one-time pressing realizes a tooth brushing mode, two-time pressing realizes a common cleaning mode, and three-time pressing realizes a sound wave cleaning mode.

As can be seen from the above, the oral cleaning device 1 in some embodiments of the present invention is a multifunctional oral cleaning device. Which can pull out the handle 30 and put on the brush head 60 to perform the flexible electric tooth brushing function. The handle 30 can also be connected to the main machine 10 to spray high-speed liquid column to wash teeth or spray high-speed spray to clean oral cavity. The oral cleaning device 1 can also make the high-speed liquid column or the high-speed spray generate sound wave vibration when outputting the high-speed liquid column or the high-speed spray.

In other words, the present invention also provides an oral cavity acoustic wave cleaning device, which is used for high-speed liquid flow (high-speed liquid column or high-speed spray) with acoustic vibration, and comprises a liquid spraying element (a spray pipe or a brush head 60 with a liquid spraying channel) and an installation head (a vibration shaft 322 of a motor 32) for installing the liquid spraying element, wherein the liquid spraying element is connected with the pump 12 in a liquid guiding manner, and the installation head can output acoustic vibration to drive the liquid spraying element to generate acoustic vibration while outputting high-speed liquid, so that the acoustic cleaning function is realized.

It should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, and all of them belong to the protection scope of the present invention.

Claims (10)

1. An oral cavity cleaning device comprises a main machine (10), a handle (30) and a first conduit (50) for leading liquid to connect the main machine (10) and the handle (30); the main machine (10) comprises a first housing (11) and a pump (12) arranged in the first housing (11); the handle (30) is characterized by comprising a second shell (31) and a sound wave motor (32) arranged in the second shell (31), wherein the sound wave motor (32) comprises a vibration shaft (322) used for outputting sound wave vibration, and the vibration shaft (322) comprises a water conveying hole (3221) which is arranged in a penetrating manner along the axial direction; the first water outlet end (52) of the first conduit (50) is connected with the first water inlet (3221a) of the water delivery hole (3221) in a liquid guiding manner, and the first water inlet end (51) of the first conduit (50) is connected with the second water outlet (122) of the pump (12) in a liquid guiding manner.

2. The oral cleaning apparatus of claim 1, wherein the pump (12) is a piston pump and has a pressure above 60 psi.

3. The oral cleaning device according to claim 1, wherein the oral cleaning device (1) further comprises a water tank (20) for containing a liquid medium, the water tank (20) being provided on the first housing (11); the water tank (20) is provided with a water outlet (2111), and the water outlet (2111) is connected with a second water inlet (121) of the pump (12) in a liquid guiding manner.

4. The oral cleaning device of claim 1, wherein the handle (30) further comprises a second conduit (34) for connecting the first conduit (50) to the water delivery hole (3221) and a first joint (33); the first connector (33) comprises a first interface (331) and a second interface (332) which are communicated with each other, the second water inlet end (341) of the second conduit (34) is tightly connected with the first interface (331) of the first connector (33) and is in liquid guiding connection, the second water outlet end (342) of the second conduit (34) is in liquid guiding connection with the first water inlet (3221a) of the water delivery hole (3221), and the second interface (332) of the first connector (33) is tightly connected with the first water outlet end (52) of the first conduit (50) and is in liquid guiding connection.

5. The oral cleaning device according to claim 4, wherein the first joint (33) comprises a tubular third housing (333), an annular elastic clamping member (336) respectively provided on both ends of the third housing (333), and a hollow pressing member (337), the elastic clamping member (336), the pressing member (337) being axially provided within the third housing (333), and the pressing member (337) being inserted into the elastic clamping member (336); the pressing piece (337), the elastic clamping piece (336) and the through hole of the third shell (333) are communicated to form the interface;

the elastic clamping piece (336) can be switched back and forth between a radial expansion state and a radial contraction state; the pressing piece (337) is mounted in the third housing (333) in a manner of moving back and forth along the axial direction, and the pressing piece (337) enables the elastic clamping piece (336) to be subjected to a component force in the radial direction of the pressing piece (337) during the back and forth movement to enter an expansion state so as to insert or remove a catheter; alternatively, the resilient clamp (336) is caused to contract to radially lock the catheter.

6. The oral cleaning device of claim 1, wherein the handle (30) further comprises a rechargeable battery (39) electrically connected to the sonic motor (32) and disposed in the second housing (31), a charging connector (35) electrically connected to the rechargeable battery (39), and a cover (36), wherein the charging connector (35) is disposed at the bottom of the second housing (31), and the cover (36) is detachably disposed at the bottom of the second housing (31) and seals the charging connector (35).

7. The oral cleaning apparatus according to claim 1, wherein the first water outlet end (52) of the first conduit (50) is removably connected to the handle (30); the oral cleaning device (1) further comprises a brush head (60) and/or a nozzle which is detachably mounted on the vibration shaft (322).

8. The oral cleaning device according to claim 1, wherein the oral cleaning device (1) further comprises a brush head (60), the brush head (60) comprises a rod part (601) detachably mounted at one end of the vibrating shaft (322) where the first water outlet (3221b) is located, a main body part (602) arranged at one end of the rod part (601) far away from the vibrating shaft (322), and bristles (603) arranged on the main body part (602); the main body portion (602) still is equipped with at least one orifice (6041), at least one orifice (6041) with brush hair (603) are located same one side of main body portion (602), just at least one orifice (6041) with the first delivery port (3221b) drain of vibration axle (322) is connected.

9. The oral cleaning device according to claim 8, wherein the rod portion (601) is provided with a transmission channel (6011) arranged along an axial direction of the rod portion (601), the vibration shaft (322) is inserted into the transmission channel (6011), a sealing clamp seat (71) and/or a sealing ring (72) for sealing a gap between the vibration shaft (322) and the rod portion (601) is sleeved on a periphery of the vibration shaft (322), the sealing clamp seat (71) is arranged at one end of the vibration shaft (322) close to the handle (30), and the sealing ring (72) is arranged at one end of the vibration shaft (322) far away from the handle (30).

10. The oral cleaning apparatus of claim 1, wherein the host (10) further comprises a first control circuit electrically connected to the pump (12) and a wireless receiver electrically connected to the first control circuit; the handle (30) further includes a second control circuit electrically connected to the sonic motor (32) and a wireless transmitter electrically connected to the second control circuit, the wireless transmitter being in operable communication with the wireless receiver.

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