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WO2020215467A1 - Appareil d'atomisation ultrasonique et son dispositif d'atomisation ultrasonique - Google Patents

Appareil d'atomisation ultrasonique et son dispositif d'atomisation ultrasonique Download PDF

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Publication number
WO2020215467A1
WO2020215467A1 PCT/CN2019/091607 CN2019091607W WO2020215467A1 WO 2020215467 A1 WO2020215467 A1 WO 2020215467A1 CN 2019091607 W CN2019091607 W CN 2019091607W WO 2020215467 A1 WO2020215467 A1 WO 2020215467A1
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WO
WIPO (PCT)
Prior art keywords
liquid
conductive
housing
ultrasonic
atomization device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
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PCT/CN2019/091607
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English (en)
Chinese (zh)
Inventor
杨作权
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Individual
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Individual
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Publication of WO2020215467A1 publication Critical patent/WO2020215467A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
    • B05B17/0615—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers spray being produced at the free surface of the liquid or other fluent material in a container and subjected to the vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
    • B05B17/04—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods
    • B05B17/06—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations
    • B05B17/0607—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups operating with special methods using ultrasonic or other kinds of vibrations generated by electrical means, e.g. piezoelectric transducers
    • B05B17/0653—Details

Definitions

  • the invention relates to the field of atomization, in particular to an ultrasonic atomization equipment and an ultrasonic atomization device thereof.
  • the present invention provides an ultrasonic atomization device and an ultrasonic atomization device thereof.
  • the present invention provides an ultrasonic atomization device, which includes a housing and an atomization assembly arranged in the housing; the atomization assembly includes an ultrasonic transducer and at least One side of the liquid guide and/or liquid mist separator; the housing includes a mixing cavity corresponding to the liquid guide and/or liquid mist separator, an air inlet communicating with the mixing cavity, and The air outlet connected to the mixing chamber.
  • the ultrasonic atomization device includes a reservoir for supplying a liquid medium to the atomization assembly, and the reservoir is detachably mounted on the housing.
  • the housing includes a reservoir installation port for installing the reservoir, and the reservoir installation port is provided with a puncture structure, or a puncture structure, and an air duct.
  • the reservoir includes parts made of soft materials and/or hard materials, and the parts made of soft materials are deformed under negative pressure to facilitate liquid discharge.
  • the housing includes a reservoir installation port for installing the reservoir;
  • the atomization assembly includes a liquid guide channel, the liquid guide and/or the liquid mist separator It is connected with the liquid guiding channel for liquid guiding; the liquid guiding channel is communicated with the installation port of the liquid reservoir.
  • the liquid guide member and/or the liquid mist separation member includes a porous membrane, a knitted mesh or a porous mesh.
  • the housing includes an electrode sheet disposed on the surface of the housing, and the electrode sheet is electrically connected to the ultrasonic transducer sheet.
  • the ultrasonic transducer sheet includes a sheet-shaped piezoelectric ceramic body, and a first conductive layer and a second conductive layer disposed on two opposite surfaces of the piezoelectric ceramic body; and further includes a first protective layer and a second conductive layer.
  • Two protective layers, the first protective layer and the second protective layer respectively cover at least part of the outer side of the first conductive layer and the second conductive layer; the first conductive layer and the second conductive layer include The electrical connection part covered by the first protective layer and the second protective layer.
  • the housing includes two conductive parts insulated from each other, the atomization assembly includes two electrode leads electrically connected to the ultrasonic transducer, and the two electrode leads are respectively connected to The two conductive parts are electrically connected.
  • the two electrode leads have elasticity and respectively abut against the elasticity of the two conductive parts.
  • the housing further includes a bracket, and the two conductive parts are respectively mounted on opposite sides of the bracket and respectively abut against the two electrode leads; the atomization assembly is mounted on the In the stent.
  • the two conductive portions are respectively provided with two conductive shaft portions or clamping portions, and the two conductive shaft portions or clamping portions are respectively electrically connected to the two conductive portions.
  • the housing further includes an outer shell disposed outside the two conductive parts, the two conductive rotating shaft portions or the clamping portions respectively pass through the outer shell; the two conductive rotating shaft portions or the clamping At least one of the parts is provided with an air inlet.
  • the ultrasonic atomization device includes a base, and the base includes two conductive sheets arranged in insulation, and the two conductive sheets respectively abut on the two conductive parts elastically or inelastically.
  • the bottom of the base is further provided with two through holes, the two conductive sheets are respectively provided with two conductive contacts, and the two conductive contacts are respectively exposed to the through holes through the two through holes.
  • the bottom surface of the base is further provided with two through holes, the two conductive sheets are respectively provided with two conductive contacts, and the two conductive contacts are respectively exposed to the through holes through the two through holes.
  • the atomization assembly includes at least one electrode lead electrically connected to the ultrasonic transducer, and the at least one electrode lead is installed in the housing and is connected to at least one electrode lead outside the housing.
  • a conductive element is conductively connected; the ultrasonic atomization device includes a base, and the at least one conductive element is installed on the base.
  • the ultrasonic atomization device further includes a liquid storage shell, the liquid storage shell covers the periphery of the shell, and a liquid storage cavity is formed between the two;
  • the atomization assembly includes at least one liquid guide The at least one liquid guiding member partially extends out of the housing and is connected to the liquid storage cavity for liquid guiding.
  • An ultrasonic atomization device comprising a host and the ultrasonic atomization device described in any one of the above, the ultrasonic atomization device is installed on the host; the host includes a longitudinal axis; the housing is installed on the The host is capable of rotating back and forth between a first position and a second position about a rotation axis relative to the host, and the rotation axis and the longitudinal axis are perpendicular to or intersect each other.
  • the beneficial effect of the present invention is that the liquid medium is acted on via ultrasonic vibration, the liquid medium can be atomized without being heated at high temperature, and the performance of the liquid medium after atomization is more stable.
  • FIG. 1 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device in the first embodiment of the present invention
  • FIG. 2 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device shown in FIG. 1 when the reservoir is upward;
  • FIG. 3 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device of the ultrasonic atomization equipment shown in FIG. 1;
  • FIG. 4 is a schematic view of another three-dimensional structure of the ultrasonic atomization device shown in FIG. 3;
  • Fig. 5 is a schematic diagram of the B-B cross-sectional structure of the ultrasonic atomization device shown in Fig. 3;
  • Fig. 6 is a schematic diagram of the A-A sectional structure of the ultrasonic atomization device shown in Fig. 3;
  • FIG. 7 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device in the second embodiment of the present invention.
  • Fig. 8 is a schematic diagram of the A-A cross-sectional structure of the ultrasonic atomization device shown in Fig. 7;
  • Fig. 9 is a schematic diagram of the B-B cross-sectional structure of the ultrasonic atomization device shown in Fig. 7;
  • FIG. 10 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device in the third embodiment of the present invention.
  • FIG. 11 is a schematic diagram of a three-dimensional structure of an ultrasonic atomization device in a third embodiment of the present invention.
  • FIG. 12 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device in the fourth embodiment of the present invention.
  • FIG. 13 is a schematic cross-sectional structure diagram of the ultrasonic transducer shown in FIG. 8;
  • FIG. 14 is a schematic diagram of a cross-sectional structure of an ultrasonic transducer sheet in a fifth embodiment of the present invention.
  • 15 is a schematic diagram of a cross-sectional structure of an ultrasonic transducer sheet in a sixth embodiment of the present invention.
  • 16 is a schematic diagram of a cross-sectional structure of an ultrasonic transducer sheet in a seventh embodiment of the present invention.
  • 17 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device in the eighth embodiment of the present invention.
  • Figure 18 is a schematic view of the three-dimensional structure of the ultrasonic atomization device in the ninth embodiment of the present invention.
  • FIG. 19 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device in the tenth embodiment of the present invention.
  • FIG. 20 is a schematic diagram of the three-dimensional structure of the ultrasonic atomization device of the ultrasonic atomization device shown in FIG. 19;
  • FIG. 21 is a schematic diagram of the A-A sectional structure of the ultrasonic atomization device shown in FIG. 19;
  • Fig. 22 is a schematic diagram of the A-A sectional exploded structure of the ultrasonic atomization device shown in Fig. 21;
  • FIG. 23 is a schematic view of the three-dimensional structure of the ultrasonic atomization device in the eleventh embodiment of the present invention.
  • FIG. 24 is a schematic diagram of the A-A cross-sectional structure of the ultrasonic atomization device shown in FIG. 23;
  • FIG. 25 is a schematic diagram of a three-dimensional exploded structure of the ultrasonic atomization device shown in FIG. 23;
  • Fig. 26 is an exploded schematic view of the A-A cross-sectional structure of the ultrasonic atomization device shown in Fig. 23;
  • FIG. 27 is a three-dimensional exploded structural diagram of the base of the ultrasonic atomization device shown in FIG. 23;
  • Figure 29 is a perspective exploded view of the ultrasonic atomization device shown in Figure 28;
  • Figure 30 is a B-B sectional view of the ultrasonic atomization device shown in Figure 28;
  • Fig. 31 is a sectional view taken along the line A-A of the housing with the atomization assembly of the ultrasonic atomization device shown in Fig. 29.
  • FIGS 1 and 2 show the ultrasonic atomization device 1 in the first embodiment of the present invention.
  • the ultrasonic atomization device 1 can be applied to the electronic cigarette or medical field, and it can include a host 10 and an ultrasonic wave installed on the host 10.
  • Atomization device 20 The host computer 10 may include electronic components such as a battery and a control circuit to supply power to the ultrasonic atomization device 1 and control the operation of the ultrasonic atomization device.
  • the ultrasonic atomization device 20 can be used to store liquid media such as e-liquid and medicine, and atomize the liquid media for users to inhale.
  • the host 10 may include a longitudinal axis in some embodiments, and the ultrasonic atomization device 20 may rotate around a rotation axis perpendicular or intersecting the longitudinal axis in a first position (as shown in FIG. 1) and a second position (as shown in FIG. 2). (Shown) is mounted on the host 10 rotatably between.
  • the air outlet duct 226 faces upwards to facilitate the user's inhalation; in the second position, the liquid reservoir 26 faces upwards to facilitate replacement.
  • the ultrasonic atomization device 20 in some embodiments may include a housing 22, an atomization assembly 24 provided in the housing 22, and a reservoir detachably mounted on the outside of the housing 22 26.
  • the top of the host 10 is provided with a receiving slot corresponding to the housing 22.
  • the main body of the housing 22 has an oblate shape.
  • the liquid reservoir 26 defines a liquid storage cavity for storing liquid medium, so as to supply the liquid medium to the atomizing assembly 24.
  • the housing 22 includes an annular liquid guide groove 220 formed in the circumferential direction of the inner wall surface and a reservoir installation port 222 provided on the outer wall surface.
  • the liquid guide groove 220 is located in the atomization assembly 24.
  • the reservoir installation port 222 is in communication with the liquid guiding groove 220.
  • the reservoir installation port 222 is also provided with a piercing structure 2220.
  • the piercing structure 2220 is preferably tubular and communicates with the liquid guide groove 220 to pierce the lid 260 of the reservoir 26 and connect to the reservoir 26 through.
  • the reservoir 26 can be made of soft materials such as silica gel, so that the reservoir 26 can be deformed when a negative pressure is formed in the reservoir 26 to facilitate liquid discharge.
  • the reservoir mounting port 222 can be additionally provided with a gas conduit 2222 connected to the outside, so as to realize that the reservoir 26 needs to be guided when conducting liquid.
  • the need for gas may extend into the reservoir 26 in the form of puncture.
  • the atomization assembly 24 includes a transversely arranged ultrasonic transducer sheet 241, a liquid guide 243 arranged above the ultrasonic transducer sheet 241, a pressure member 245 which presses the middle of the liquid guide 243 against the ultrasonic transducer sheet 241, and a set
  • the liquid guiding channel 240 above the ultrasonic transducer 241 and surrounding the liquid guiding member 243, the surrounding part of the liquid guiding member 243 extends into the liquid guiding channel 240 and is connected with the liquid guiding channel 240 for liquid guiding.
  • the liquid guiding channel 240 communicates with the liquid guiding groove 220.
  • the pressure member 245 is horn-shaped in some embodiments, and defines a mixing chamber 2450 for mixing air and mist; a mist outlet is formed in the middle of the pressure member 245 to allow the mist generated by ultrasonic waves to enter the mixing chamber. 2450 in.
  • the pressing member 245 preferably has elasticity, such as a spring or an elastic piece.
  • the liquid guide 243 can be made of high capillary force materials such as cotton sheet and fiber sheet.
  • the housing 22 includes an air inlet 221, an air inlet pipe 224 communicating with the air inlet 221, an air outlet 225 communicating with the mixing chamber 2450, and an air outlet pipe 226 communicating with the air outlet 225.
  • the air inlet duct 224 extends toward the mist outlet, so as to guide the external gas (for example, air) to the mist outlet quickly to be fully mixed with the mist. The mixed mist is then led out through the air outlet 225 and the air outlet pipe 226.
  • the housing 22 includes an electrode sheet 227 disposed on the bottom surface, and the electrode sheet 227 is electrically connected to the ultrasonic transducer sheet 241.
  • the bottom surface of the casing 22 is arc-shaped, and the electrode sheet 227 is elongated, and is arranged on the bottom surface of the casing 22 so that the ultrasonic atomization device 20 still maintains a good electrical connection when it rotates.
  • FIGS 7 to 9 show an ultrasonic atomization device 20a in a second embodiment of the present invention.
  • the ultrasonic atomization device 20a may include a housing 22a, an atomization component 24a arranged in the housing 22a, and The accumulator 26a is detachably installed on the outside of the housing 22a.
  • the reservoir 26a defines a reservoir.
  • the housing 22a may include an annular liquid guide groove 220a formed in the circumferential direction of the inner wall surface and a reservoir mounting port 222a provided on the outer wall surface.
  • the liquid guide groove 220a is located around the atomization assembly 24a.
  • the reservoir installation port 222a is in communication with the liquid guide groove 220a.
  • a piercing structure 2220a is also provided in the reservoir installation port 222a to pierce the lid 260a of the reservoir 26a and communicate with the reservoir 26a.
  • the reservoir 26a may be made of a soft material in some embodiments, so that when a negative pressure is formed in the reservoir 26a, it can be deformed to facilitate liquid discharge.
  • the main body of the housing 22a is cylindrical, and the longitudinal axis is perpendicular to the longitudinal axis of the air outlet duct 226a.
  • the atomization assembly 24a includes a vertically arranged ultrasonic transducer 241a, two liquid guides 243a arranged on two opposite sides of the ultrasonic transducer 241a, and the middle portions of the two liquid guides 243a are respectively pressed against the ultrasonic
  • the surrounding parts of the two respectively extend into the two liquid guiding channels 240a and are connected with the liquid guiding channel 240a for liquid guiding.
  • the liquid guiding channel 240a communicates with the liquid guiding groove 220a.
  • the pressing member 245a is horn-shaped in some embodiments, and defines a mixing chamber 2450a for mixing air and mist.
  • the pressing member 245a preferably has elasticity.
  • the liquid guide 243a can be made of high capillary force materials such as cotton sheet and fiber sheet.
  • the thickness direction of the ultrasonic transducer 241a is parallel to the longitudinal axis of the main body of the housing 22a.
  • the housing 22a further includes an air inlet 221a, an air inlet pipe 224a communicating with the air inlet 221a, an air outlet 225a communicating with the mixing chamber 2450a, and an air outlet pipe 226a communicating with the air outlet 225a.
  • the housing 22a further includes an electrode sheet arranged on the bottom surface, and the electrode sheet is electrically connected to the ultrasonic transducer sheet 241a.
  • the bottom surface of the housing 22a is arc-shaped, and the electrode sheet is elongated, and is arranged on the bottom surface of the housing 22a, so that the ultrasonic atomization device 20a still maintains a good electrical connection when it rotates.
  • FIG. 10 shows the ultrasonic atomization device 20b in the third embodiment of the present invention, which has basically the same structure as the ultrasonic atomization device 20a in the second embodiment, and may include a cylindrical housing 22b with a cylindrical main body, which is arranged in The atomization assembly in the housing 22b and the reservoir 26b detachably mounted on the outside of the housing 22b.
  • the structure of the atomization assembly in this embodiment is the same as that of the above-mentioned atomization assembly 24a, and the housing 22b also includes an air outlet duct 226b.
  • the main difference between the ultrasonic atomization device 20b and the ultrasonic atomization device 20a is that the air inlet 221b of the ultrasonic atomization device 20b is provided on two opposite end surfaces of the housing 22b.
  • Fig. 11 shows an ultrasonic atomization device 1b with an ultrasonic atomization device 20b.
  • the ultrasonic atomization device 20b is rotatably installed on the top of the host 10b around the longitudinal axis of the main body.
  • the top of the host 10b is provided with a receiving slot corresponding to the housing 22b.
  • FIG. 12 shows an ultrasonic atomization device 20b in a fourth embodiment of the present invention, which includes a housing 22c with a spherical main body, an atomization assembly arranged in the housing 22c, and a detachable installation on the outside of the housing 22c.
  • the reservoir 26c The structure of the atomization assembly in this embodiment is basically the same as the structure of the atomization assembly 24 in the first embodiment.
  • the main difference between the ultrasonic atomization device 20b and the ultrasonic atomization device 20 in the first embodiment lies in the shape of the housing 22c. After the housing 22c is set in a spherical shape, the ultrasonic atomization device 20 can rotate 360 degrees.
  • FIG. 13 schematically shows the cross-sectional structure of the ultrasonic transducer 241a in the ultrasonic atomization device 20a in the second embodiment of the present invention.
  • the thickness and proportional relationship of each layer is only shown as a schematic illustration and cannot be used as The basis for limiting the present invention.
  • the ultrasonic transducer 241a in some embodiments may include a sheet-shaped piezoelectric ceramic body 2411a, a first conductive layer 2412a and a second conductive layer 2413a disposed on two opposite surfaces of the piezoelectric ceramic body 2411a.
  • the first protective layer 2414a and the second protective layer 2415a respectively covering the surface of the first conductive layer 2412a and the second conductive layer 2413a, and the first electrode lead electrically connected to the first conductive layer 2412a and the second conductive layer 2413, respectively 2416a and the second electrode lead 2417a, and the solder joint protectors 2418a respectively covering the two electrode solder joints, the periphery of the ultrasonic transducer sheet 241a is exposed outside the first protective layer 2414a and the second protective layer 2415a.
  • the first conductive layer 2412a and the second conductive layer 2413a may be made of highly conductive materials such as gold, silver, copper, etc. in some embodiments.
  • the first protective layer 2414a and the second protective layer 2415a can prevent the first conductive layer 2412a and the second conductive layer 2413a from contacting the outside caused by oxidation, short circuit and other problems.
  • they can prevent the piezoelectric ceramic body 2411a from Harmful substances such as lead enter the smoke liquid, medicine and other media.
  • the solder joint protector 2418a can also prevent the solder from being oxidized or short-circuited with the outside world.
  • the first electrode lead 2416a and the second electrode lead 2417a are respectively welded to the electrical connection portion 2419a of the first conductive layer 2412a and the second conductive layer 2413a, and the electrical connection portion 2419a is not covered by the first protective layer 2414a. And the second protective layer 2415a covers.
  • the ultrasonic transducer 241a is made in the following steps:
  • a first conductive layer 2412a and a second conductive layer 2413a are respectively formed on two opposite sides of the piezoelectric ceramic body 2411a;
  • a first protective layer 2414a and a second protective layer 2415a are formed on the surfaces of the first conductive layer 2412a and the second conductive layer 2413a respectively, and the first protective layer 2414a and the second protective layer 2415a cover the first conductive layer The surfaces of 2412a and the second conductive layer 2413a except for the electrical connection portion 2419a covered by the spacer;
  • the piezoelectric ceramic body 2411a is polarized through the electrical connection portion 2419a;
  • a solder joint protector 2418a is formed on the outer surface of the solder joint.
  • the ultrasonic transducer sheet 241d is similar to the above-mentioned ultrasonic transducer sheet 241a, which may include a sheet-like compression An electroceramic body 2411d, a first conductive layer 2412d and a second conductive layer 2413d disposed on two opposite surfaces of the piezoelectric ceramic body 2411d, and a first protective layer covering the surfaces of the first conductive layer 2412d and the second conductive layer 2413d, respectively 2414d and the second protective layer 2415d, the first electrode lead 2416d and the second electrode lead 2417d that are electrically connected to the first conductive layer 2412d and the second conductive layer 2413d, respectively, and the solder joint protection covering the solder joints of the two electrodes, respectively
  • the first electrode lead 2416d and the second electrode lead 2417d are respectively welded to the electrical connection portion 2419d of the first conductive layer 2412d and the second conductive layer 2413d, and the electrical connection portion 2419d is not covered by the first protective layer 2414d and the second protective layer 2415d. cover.
  • the ultrasonic transducer sheet 241e is similar to the above-mentioned ultrasonic transducer sheet 241a, which may include a sheet-like compression
  • the electroceramic body 2411e is provided on the first conductive layer 2412e and the second conductive layer 2413e on two opposite surfaces of the piezoelectric ceramic body 2411e, and the first protective layer 2414e covering the surface of the first conductive layer 2412e and the second conductive layer 2413e respectively
  • the second protective layer 2415e wherein the first protective layer 2414e and the second protective layer 2415e only cover the outer surface of the first conductive layer 2412e and the second conductive layer 2413e, so that the first conductive layer 2412e and the second
  • the peripheral surface of the conductive layer 2413e is exposed, and the peripheral surface is formed on the electrical connection portion 2419e. Electrode leads can be welded on the electrical connection portion
  • FIG 16 shows the cross-sectional structure of the ultrasonic transducer sheet 241f in the seventh embodiment of the present invention.
  • the ultrasonic transducer sheet 241f is similar to the above-mentioned ultrasonic transducer sheet 241f, which may include a sheet-like compression
  • FIG. 17 shows an ultrasonic atomization device 20g in an eighth embodiment of the present invention.
  • the ultrasonic atomization device 20g includes an oblate housing 22g, an atomization assembly 24g arranged in the housing 22g, and detachably installed in the The accumulator 26g outside the housing 22g.
  • the housing 22g includes an annular liquid guide groove 220g formed in the circumferential direction of the inner wall surface and a liquid storage mounting port 222g provided on the outer wall surface.
  • the liquid guide groove 220g is located around the atomizing assembly 24g, and the liquid storage mounting port 222g It communicates with 220g of the liquid guiding tank.
  • a piercing structure 2220g is also provided in the reservoir installation port 222g to pierce the lid 260g of the reservoir 26g and communicate with the reservoir 26g.
  • the reservoir 26g may be made of a soft material in some embodiments, so that when a negative pressure is formed in the reservoir 26g, it can be deformed to facilitate liquid discharge. It is understandable that when the liquid reservoir 26g is made of hard material, an additional air duct connected to the outside needs to be provided to realize the need for air conduction when the liquid reservoir 26g conducts liquid.
  • the atomization assembly 24g includes a transversely arranged ultrasonic transducer 241g, a liquid mist separator 247g arranged above the ultrasonic transducer 241g, and a liquid guide channel 240g arranged above the ultrasonic transducer 241g and surrounding the liquid mist separator 247g.
  • the liquid mist separator 247g is in the shape of a straw hat, the middle part of which is in contact with the ultrasonic transducer 241g, and the surrounding part extends into the liquid guide channel 240g and is connected to the liquid guide channel 240g for liquid conduction.
  • the liquid guiding channel 240g communicates with the liquid guiding groove 220g.
  • the liquid mist separator 247g defines a mixing chamber 2470g for mixing air and mist.
  • the liquid mist separator 247g is made of a porous sheet with elasticity such as a porous metal membrane, a metal braided mesh, a carbon fiber net, etc.
  • the porous sheet is also configured to have a certain capillary force, and thus has the dual functions of liquid conduction and gas-liquid separation.
  • the casing 22g includes an air inlet 221g, an air inlet pipe 224g connected with the air inlet 221g, an air outlet 225g connected with the mixing chamber 2470g, and an air outlet pipe 226g connected with the air outlet 225g.
  • the housing 22g includes an electrode sheet 227g provided on the bottom surface, and the electrode sheet 227g is electrically connected to the ultrasonic transducer sheet 241g.
  • the bottom surface of the casing 22g is arc-shaped, and the electrode sheet 227g is elongated, and is arranged on the bottom surface of the casing 22, so that the ultrasonic atomization device 20g still maintains a good electrical connection when it rotates.
  • the ultrasonic atomization device 20g is similar to the ultrasonic atomization device 20 in the first embodiment. The main difference between the two is that the ultrasonic atomization device 20g uses a liquid mist separator 247g instead of the pressure member in the ultrasonic atomization device 20 245 and the liquid guide 243.
  • FIG. 18 shows an ultrasonic atomization device 20h in a ninth embodiment of the present invention.
  • the ultrasonic atomization device 20h may include an oblate housing 22h and an atomization assembly 24h disposed in the housing 22h. And a reservoir 26h detachably installed on the outside of the housing 22h.
  • the housing 22h includes an annular liquid guide groove 220h formed in the circumferential direction of the inner wall surface and a liquid storage installation port 222h provided on the outer wall surface.
  • the liquid guide groove 220h is located around the atomization assembly 24h, and the liquid storage installation opening 222h It communicates with the liquid guide groove 220h.
  • a piercing structure 2220h is also provided in the reservoir installation port 222h to pierce the lid 260h of the reservoir 26h and communicate with the reservoir 26h.
  • the reservoir 26h may be made of a soft material in some embodiments, so that when a negative pressure is formed in the reservoir 26h, it can be deformed to facilitate liquid discharge. It is understandable that when the liquid reservoir 26h is made of hard material, an additional air duct connected to the outside needs to be provided to realize the need for air conduction when the liquid reservoir 26h conducts liquid.
  • the atomization assembly 24h includes an ultrasonic transducer sheet 241h arranged laterally, a liquid guide 243h arranged above the ultrasonic transducer sheet 241h, and an elastic liquid mist separator 247h that presses the middle of the liquid guide 243h against the ultrasonic transducer sheet 241h. And a liquid guiding channel 240h disposed above the ultrasonic transducer 241 and surrounding the liquid guiding member 243h. The surrounding part of the liquid guiding member 243h extends into the liquid guiding channel 240h and is connected to the liquid guiding channel 240h for liquid conduction. The liquid guiding channel 240h communicates with the liquid guiding groove 220h.
  • the liquid mist separator 247h can be in the shape of a straw hat and defines a mixing chamber 2470h for mixing air and mist; the middle of the liquid mist separator 247h presses the middle of the liquid guide 243h against the side of the ultrasonic transducer 241h .
  • the liquid mist separator 247h can be made of a porous sheet with elasticity, such as a porous metal membrane, a metal braided mesh, or a carbon fiber mesh.
  • the liquid guide 243h can be made of cotton sheet, fiber sheet and other materials.
  • the atomization component 24h mainly adopts a liquid guide 243h to guide the liquid, and a liquid mist separator 247h is used to resist pressure.
  • the liquid mist separator 247h isolates the liquid from the mist while resisting pressure, preventing or reducing the liquid from being carried away by the mist.
  • the housing 22h includes an air inlet 221h, an air inlet pipe 224h communicating with the air inlet 221h, an air outlet 225h communicating with the mixing chamber 2470h, and an air outlet pipe 226h communicating with the air outlet 225h.
  • the housing 22h includes an electrode sheet 227h disposed on the bottom surface, and the electrode sheet 227h is electrically connected to the ultrasonic transducer sheet 241h.
  • the bottom surface of the casing 22h is arc-shaped, and the electrode sheet 227h is arranged on the bottom surface of the casing 22h, so that the ultrasonic atomization device 20h still maintains a good electrical connection when it rotates.
  • the ultrasonic atomization device 20h is similar to the ultrasonic atomization device 20 in the first embodiment. The main difference between the two is that the ultrasonic atomization device 20h uses a liquid mist separator 247g instead of the pressure member in the ultrasonic atomization device 20 245.
  • the main body of the housing 22h is not limited to the above-mentioned shape, and it may also be in a rectangular parallelepiped shape, a cubic shape, or other shapes.
  • FIG. 19 shows an ultrasonic atomization device 1n in the tenth embodiment of the present invention.
  • the ultrasonic atomization device 1n may include a host 10n and an ultrasonic atomization device 20n installed on the host 10n.
  • the host 10n may include a longitudinal axis in some embodiments, and the ultrasonic atomization device 20n may be mounted on the host 10n to rotate around a rotation axis perpendicular to or intersecting the longitudinal axis between the first position and the second position. .
  • the air outlet duct 226n faces upwards to facilitate the user to suck; in the second position, the liquid reservoir 26n faces upwards to facilitate replacement.
  • the ultrasonic atomization device 20n may include a housing 22n, an atomization assembly 24n provided in the housing 22n, and a liquid reservoir detachably installed outside the housing 22n in some embodiments. 26n.
  • the top of the host 10n is provided with a receiving slot corresponding to the housing 22n.
  • the housing 22n includes an annular liquid guiding groove 220n formed in the circumferential direction of the inner wall surface and a liquid reservoir installation opening 222n provided on the outer wall surface.
  • the liquid guiding groove 220n is located around the atomization assembly 24n, and the liquid storage installation opening 222n It communicates with the liquid guide groove 220n.
  • the atomization assembly 24n includes a vertically arranged ultrasonic transducer sheet 241n, two liquid guides 243n arranged on two opposite sides of the ultrasonic transducer sheet 241n, and the middle portions of the two liquid guides 243n are respectively pressed against the ultrasonic wave.
  • the surrounding parts of the two respectively extend into the two liquid guiding channels 240n and are connected with the liquid guiding channel 240n.
  • the liquid guiding channel 240n communicates with the liquid guiding groove 220n.
  • the pressing member 245n is in the shape of a straw hat in some embodiments, and defines a mixing chamber 2450n for mixing air and mist.
  • the pressing member 245n preferably has elasticity.
  • the liquid guide 243n can be made of high capillary force materials such as fiber sheets.
  • the pressing member 245n may be replaced by a gas-liquid separation member, which may be made of elastic porous membrane, woven mesh, or porous net.
  • the atomization assembly 24n may further include two electrode leads 249n in some embodiments, and the two electrode leads 249 are respectively connected to two opposite sides of the ultrasonic transducer 241n, and are respectively conductively connected to the housing 22n.
  • the electrode lead 249n is elastic in some embodiments, and its end is extended through the edge of the liquid guiding member 243n and the pressing member 245n, and then obliquely extended to elastically abut against the housing 22n to facilitate assembly.
  • the electrode lead 249n may be made of a metal elastic sheet in some embodiments. The arrangement of the electrode lead 249n in this way can eliminate the perforation or welding process of the wire electrode lead in the related art during the assembly process, which significantly improves the assembly efficiency and improves the yield rate.
  • the housing 22n includes an air inlet 221n, an air inlet pipe 224n communicating with the air inlet 221n, an air outlet 225n communicating with the mixing chamber 2450n, and an air outlet pipe 226n communicating with the air outlet 225n.
  • the air inlet duct 224n extends toward the mist outlet, so as to guide the external gas (for example, air) to the mist outlet quickly, and fully mix with the mist. The mixed mist is then led out through the air outlet 225n and the air outlet pipe 226n.
  • the housing 22n may include an inner housing 228n and an outer housing 229n sleeved on the periphery of the inner housing 228n in some embodiments.
  • the inner housing 228n may include two conductive housing units 2281n, 2282n and an insulating bracket 2283n in some embodiments.
  • the two conductive housing units 2281n and 2282n can be in the shape of an integrally formed cylindrical cover, which can be made of materials with good conductive properties such as copper, aluminum, and stainless steel.
  • the two conductive housing units 2281n and 2282n are respectively mounted on opposite sides of the insulating support 2283n, and respectively abut against the ends of the two electrode leads 249n of the atomization assembly 24n.
  • the insulating support 2283n has a ring shape, and the atomization assembly 24n is installed in the insulating support 2283n, and the two are preferably arranged coaxially.
  • the two conductive housing units 2281n and 2282n are respectively provided with two conductive shaft portions 2284n and 2285n, and the two conductive shaft portions 2284n and 2285n respectively penetrate the outer shell 229n and are rotatably connected with the host 10n.
  • Each of the two conductive shaft portions 2284n and 2285n is provided with an air inlet 221n.
  • the outer housing 229n includes a cylindrical housing body 2291n having an opening 2290n at a side end and a housing cover 2292n covering the opening 2290n.
  • the two rotating shaft portions 2284n and 2285n respectively penetrate the bottom wall of the housing body 2291n and the housing cover 2292n.
  • the outer shell 229n can be made of insulating materials such as plastic. It is understandable that, in some cases, if the ultrasonic atomization device 20n does not need to be rotated, the two conductive shaft portions 2284n and 2285n can be replaced by clamping portions.
  • the host 10n may include two electrode contact pieces 11n in some embodiments, and each electrode contact piece 11n includes a ring-shaped socket 112n and a lead-out portion 114n connected to the socket 112n to connect with the battery in the host 10n. (Not shown) electrical connection.
  • the electrode contact piece 11n and the conductive rotating shaft portions 2284n, 2285n Through the cooperation of the electrode contact piece 11n and the conductive rotating shaft portions 2284n, 2285n, the electrical connection during the rotation of the atomizing assembly 24n becomes very convenient and reliable.
  • Figures 23 and 24 show the ultrasonic atomization device 20q in the eleventh embodiment of the present invention, which may include a housing 22q, an atomization assembly 24q arranged in the housing 22q, and a housing 22q Liquid storage shell 26q.
  • a liquid storage cavity is formed between the inner wall surface of the liquid storage shell 26q and the outer surface of the housing 22q.
  • the air outlet pipe 226q is connected to the housing 22q.
  • the atomization assembly 24q may include a vertically arranged ultrasonic transducer 241q, two liquid guides 243q arranged on two opposite sides of the ultrasonic transducer 241q, and
  • the ultrasonic transducer 241q is on opposite sides of the two liquid guide channels 240q and respectively surrounds the two liquid guide channels 240q of the two liquid guide members 243q, and the surrounding parts of the two liquid guide members 243q respectively extend into the two liquid guide channels 240q.
  • the liquid guiding channel 240q communicates with the liquid guiding groove 220q.
  • the liquid guide 243q can be made of high capillary force materials such as fiber sheets.
  • the liquid guide 243q may also be made of a metal braided mesh, porous sheet and other materials.
  • the atomization assembly 24q may further include two electrode leads 249q.
  • the two electrode leads 249q are respectively connected to two opposite sides of the ultrasonic transducer 241q, and are respectively electrically connected to the housing 22q.
  • the electrode lead 249q is elastic in some embodiments, and its end extends through the edge of the liquid guide 243q and the pressing member 245q, and then obliquely protrudes to elastically abut the housing 22q, thereby facilitating assembly.
  • the electrode lead 249q may be made of a metal elastic sheet in some embodiments. The arrangement of the electrode lead 249q in this way can eliminate the perforation or welding process of the wire electrode lead in the related art in the assembly process, which significantly improves the assembly efficiency and improves the yield rate.
  • the housing 22q may include an inner housing 228q and an outer housing 229q sleeved around the inner housing 228q.
  • the inner housing 228q may include two conductive housing units 2281q, 2282q and an insulating bracket 2283q in some embodiments.
  • the two conductive housing units 2281q and 2282q may be integrally formed in the shape of a cylindrical cover, which may be made of materials with good conductive properties such as copper, aluminum, and stainless steel.
  • the two conductive housing units 2281q and 2282q are respectively mounted on opposite sides of the insulating support 2283q, and respectively abut against the ends of the two electrode leads 249q of the atomization assembly 24q.
  • the insulating support 2283q has a ring shape, and the atomizing assembly 24q is installed in the insulating support 2283q, and the two are preferably arranged coaxially.
  • the outer shell 229q can be made of insulating materials such as plastic.
  • the ultrasonic atomization device 20q may further include a base 28q in some embodiments, the base 28q includes a receiving cavity 280q for the inner shell 228q to be placed, and two conductive sheets arranged in the receiving cavity 280q 281q, 282q and support base 283q.
  • the two conductive sheets 281q, 282q are preferably made of elastic sheets, and are clamped in the two conductive housing units 2281q, 2282q of the housing 22q to be electrically connected to the two conductive housing units 2281q, 2282q, respectively.
  • the support base 284q is pressed against the two conductive sheets 281q and 282q to support the inner shell 228q.
  • the bottom of the base 28q is also provided with two cylindrical through holes 286q.
  • the two conductive sheets 281q and 282q are respectively provided with two conductive contacts 2810q and 2820q, and the conductive contacts 281q and 282q respectively extend from the two cylindrical through holes 286q to the bottom surface of the base 28q.
  • Two lower protrusions 2830q are respectively provided on the bottom surface of the support base 283q, and the two lower protrusions 2830q are respectively embedded in the two conductive contacts 281q and 282q.
  • Figures 28 and 29 show the ultrasonic atomization device 20r in the twelfth embodiment of the present invention, which may include a base 28r, a housing 22r provided on the base 28r, and an atomizer provided in the housing 22r
  • the component 24r and the liquid storage shell 26r sleeved on the base 28r and covering the shell 22r.
  • a liquid storage cavity 240r is formed between the inner wall surface of the liquid storage shell 26r and the outer surface of the housing 22r.
  • the air outlet pipe 226r is connected to the housing 22r.
  • the atomization assembly 24r may include a vertical ultrasonic transducer 241r and two liquid guides 243r arranged on opposite sides of the ultrasonic transducer 241r.
  • the mist The chemical component 24r may further include elastic pressing members (not shown) for elastically pressing the middle portions of the two liquid guiding members 243r on two opposite sides of the ultrasonic transducer 241r.
  • One end of the two liquid guiding members 243r extends out of the housing 22r into the liquid storage cavity 240r, and is connected to the liquid storage cavity 240r for conducting liquid.
  • the liquid guide 243r can be made of high capillary force materials such as fiber sheets.
  • the liquid guide 243r can also be made of a metal braided mesh, a porous sheet and other materials.
  • the atomization assembly 24r may further include two electrode leads 249r.
  • the two electrode leads 249r are respectively connected to two opposite sides of the ultrasonic transducer 241r and connected to the housing 22r.
  • the inside extends to the outside of the housing 22r, is exposed to the outside of the housing 22r, and is electrically connected to the base 28r.
  • the end of the electrode lead 249r extends out of the housing 22r and then be bent and attached to the bottom surface of the housing 22r.
  • the part of the electrode lead 249r in contact with the housing 22r is insulated, for example, covered with an insulating layer to prevent short circuits.
  • one of the two electrode leads 249r may be exposed in the housing 22r, and the other may be hidden in the housing 22r, and the other is electrically conductive through the housing 22r.
  • the base 28r includes two conductive members 285r spaced apart.
  • the two conductive members 285r penetrate the upper and lower surfaces of the base 28r and respectively contact the two electrode leads 249r to be electrically connected.

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Abstract

La présente invention concerne un appareil d'atomisation ultrasonique (1, 1b, 1n) et un dispositif d'atomisation ultrasonique (20, 20a, 20b, 20g, 20h, 20n, 20q, 20r). Le dispositif d'atomisation ultrasonique (20, 20a, 20b, 20g, 20h, 20n, 20q, 20r) comprend un boîtier (22, 22a, 22b, 22c, 22g, 22h, 22n, 22q, 22r) et un ensemble d'atomisation (24, 24a, 24g, 24h, 24n, 24n, 24q, 24r) disposé dans le boîtier (22, 22a, 22b, 22c, 22g, 22h, 22n, 22q, 22r); l'ensemble d'atomisation (24, 24a, 24g, 24h, 24n, 24q, 24r) comprend une feuille de transducteur ultrasonique (241, 241a, 241d, 241e, 241f, 241g, 241h, 241n, 241q, 241r) et un élément de guidage de e-liquide (243, 243a, 243h, 243n, 243q, 243r) et/ou un séparateur de e-liquide et de vapeur (247g, 247h) disposé sur au moins un côté de la feuille de transducteur ultrasonique (241, 241a, 241d, 241e, 241f, 241g, 241h, 241n, 241q, 241r); le boîtier (22, 22a, 22b, 22c, 22g, 22h, 22n, 22q, 22r) comprend une chambre de mélange (2450, 2450a, 2470g, 2470h, 2450n) correspondant à l'élément de guidage de e-liquide (243, 243a, 243h, 243n, 243q, 243r) et/ou au séparateur de e-liquide et de vapeur (247g, 247h), une entrée d'air (221, 221a, 221b, 221g, 221h, 221n) en communication avec la chambre de mélange (2450, 2450a, 2470g, 2470h, 2450n) et une sortie d'air (225, 225a, 225g, 225h, 2250n) en communication avec la chambre de mélange (2450, 2450a, 2470g, 2470h, 2450n). Le milieu de e-liquide est atomisé au moyen d'ondes ultrasoniques, et comparé à une atomisation à haute température, le milieu de e-liquide atomisé a des performances plus stables.
PCT/CN2019/091607 2019-04-24 2019-06-17 Appareil d'atomisation ultrasonique et son dispositif d'atomisation ultrasonique Ceased WO2020215467A1 (fr)

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CN114794555B (zh) * 2022-05-05 2025-11-14 海南摩尔兄弟科技有限公司 超声雾化芯及电子雾化器

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