CN211383233U

CN211383233U - Ultrasonic atomization device and ultrasonic atomizer and ultrasonic atomization assembly thereof

Info

Publication number: CN211383233U
Application number: CN201922010333.3U
Authority: CN
Inventors: 钟华天
Original assignee: Shenzhen Smoore Technology Ltd
Current assignee: Shenzhen Smoore Technology Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-09-01
Anticipated expiration: 2029-11-19

Abstract

The utility model relates to an ultrasonic atomization device, an ultrasonic atomizer and an ultrasonic atomization assembly thereof, wherein the ultrasonic atomization assembly comprises an ultrasonic transduction piece, a conductive first bracket and an insulating sleeve, and the insulating sleeve is sleeved on the first bracket and the ultrasonic transduction piece; the insulating cover with an accommodation space is defined out to first support, ultrasonic transduction piece accept in the accommodation space, just one side of ultrasonic transduction piece with first support contact switches on. The utility model provides an ultrasonic transduction piece switches on for the contact with first support to need not the welding wire, simple structure, simple to operate uses contact etc. more firm.

Description

Ultrasonic atomization device and ultrasonic atomizer and ultrasonic atomization assembly thereof

Technical Field

The utility model relates to an atomizing field, more specifically say, relate to an ultrasonic atomization device and ultrasonic atomization ware and ultrasonic atomization subassembly thereof.

Background

In the field of ultrasonic medicine atomization, generally, ultrasonic high-frequency vibration is used to ultrasonically atomize a liquid medium such as a liquid medicine located near an ultrasonic device, and since ultrasonic atomization is a physical process, the properties of the liquid medicine do not change.

The ultrasonic atomizer generally comprises an ultrasonic transducer plate for atomizing liquid medicine after being electrified, the ultrasonic transducer plate in the prior art is usually piezoelectric ceramic, and the front surface and the back surface of the ceramic plate are respectively plated with a metal conductive film layer or a metal conductive film ring. When the piezoelectric ceramic is used, the conductive wires are respectively welded to the conductive films on the front side and the back side and are conductively connected with the battery, so that the conductive connection is troublesome, and the conductive wires are easy to be torn off when the piezoelectric ceramic is used.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide an improved ultrasonic atomization device and ultrasonic atomization ware and ultrasonic atomization subassembly thereof.

The utility model provides a technical scheme that its technical problem adopted is: constructing an ultrasonic atomization assembly, which comprises an ultrasonic transduction piece, a first support capable of conducting electricity and an insulating sleeve, wherein the insulating sleeve is sleeved on the first support and the ultrasonic transduction piece;

the insulating cover with an accommodation space is defined out to first support, ultrasonic transduction piece accept in the accommodation space, just one side of ultrasonic transduction piece with first support contact switches on.

In some embodiments, the first bracket is formed with a first blocking wall, the insulating sleeve is formed with a second blocking wall, and two opposite sides of the ultrasonic transducer piece respectively abut against the first blocking wall and the second blocking wall.

In some embodiments, the first bracket has a first stepped hole and a second stepped hole formed therein, and the first stepped hole has an inner diameter smaller than that of the second stepped hole, so that the first blocking wall is formed at the intersection of the first stepped hole and the second stepped hole.

In some embodiments, the insulating sleeve includes an outer sleeve and an inner sleeve, the second blocking wall is formed on an end face of the inner sleeve, and an avoiding hole for the first electrode column to pass through is formed in a side wall of the outer sleeve.

In some embodiments, a slot is formed between the inner sleeve and the outer sleeve, and one end of the first bracket is inserted into the slot.

In some embodiments, the outer sleeve further comprises a third retaining wall, and the other end of the first bracket abuts against the third retaining wall.

In some embodiments, the insulating sleeve is made of a silica gel material, and the first support is made of a metal material.

In some embodiments, the ultrasonic atomization assembly further includes a connecting member disposed in the insulating sleeve, and two opposite sides of the ultrasonic transducer plate are in contact conduction with the first bracket and the connecting member, respectively.

In some embodiments, the ultrasonic atomization assembly further comprises a second bracket covered outside the insulating sleeve, and the other side of the ultrasonic transducer plate is communicated with the second bracket through the connecting piece.

In some embodiments, the second support is made of a metal material, the second support includes a sheet-shaped body covering the insulating sleeve and a bent portion formed by extending an outer side surface of the sheet-shaped body, and the bent portion is provided with an avoiding groove for the first electrode column to pass through.

The utility model also provides an ultrasonic atomizer, including the atomizing body and set up in the atomizing body as above-mentioned arbitrary one ultrasonic atomization subassembly, this internal stock solution chamber that is formed with of atomizing, ultrasonic transducer piece with stock solution chamber drain is connected.

The utility model also provides an ultrasonic atomization device, include as above-mentioned ultrasonic atomization ware and with ultrasonic atomization ware electric connection's power supply unit.

Implement the utility model discloses following beneficial effect has at least: the ultrasonic energy conversion piece is in contact conduction with the first support, so that a lead does not need to be welded, the structure is simple, the installation is convenient, and the use contact is firmer.

Drawings

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

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

FIG. 2 is a schematic perspective exploded view of the ultrasonic atomizing device shown in FIG. 1;

FIG. 3 is a schematic perspective exploded cross-sectional view of the ultrasonic atomizing device shown in FIG. 1;

FIG. 4 is a schematic perspective exploded view of the ultrasonic atomizer of FIG. 2;

FIG. 5 is a schematic perspective exploded view of the ultrasonic atomizer of FIG. 2 shown at another angle after the housing is concealed;

FIG. 6 is a schematic plan sectional view of the ultrasonic atomizer of FIG. 2;

FIG. 7 is a schematic plan sectional view of the ultrasonic atomizer of FIG. 2 at another angle;

FIG. 8 is a schematic perspective exploded view of the ultrasonic atomizing assembly of FIG. 4;

FIG. 9 is a schematic plan cross-sectional structural view of the ultrasonic atomization assembly of FIG. 4.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1-2 illustrate an ultrasonic atomization device in some embodiments of the present invention, which may be applied in the field of medical or electronic cigarettes, and which may include a power supply device 2 and an ultrasonic atomizer 1 mounted on the power supply device 2. The power supply means 2 may include electronic components such as a battery and a control circuit to supply power to the ultrasonic atomizer 1 and control the operation of the ultrasonic atomizer. The ultrasonic atomizer 1 can be used for storing liquid media such as liquid medicine and tobacco juice, and atomizes the liquid media through ultrasonic vibration for a user to suck.

As shown in connection with fig. 3-7, the power supply device 2 may include a power supply body 21 and a battery 25 disposed in the power supply body 21 in some embodiments. The upper end of the power supply body 21 is provided with a mounting groove 211 with an open top, and the ultrasonic atomizer 1 can be detachably inserted into the mounting groove 211. In this embodiment, the ultrasonic atomizer 1 and the power supply device 2 may be combined by magnetic attraction, at least one first magnet 19 and at least one second magnet 23 may be respectively and correspondingly disposed on the bottom wall of the ultrasonic atomizer 1 and the bottom wall of the mounting groove 211, and after the ultrasonic atomizer 1 is inserted into the mounting groove 211, the at least one first magnet 19 and the at least one second magnet 23 are fixed by magnetic attraction. In the present embodiment, the number of the first magnet 19 and the second magnet 23 is two.

It is to be noted that, unless otherwise explicitly specified or limited, terms in the present invention regarding direction or position, such as "upper", "lower", "top", "bottom", and the like, are defined according to the position state shown in the drawings (the position state of the ultrasonic atomizing device when the user sucks for use).

The ultrasonic atomizer 1 may comprise an atomizing body 15 and an ultrasonic atomizing assembly 11 disposed in the atomizing body 15 in some embodiments. A liquid storage cavity 1525 and an air flow channel a are formed in the atomizing body 15, and the liquid storage cavity 1525 is used for storing liquid media such as liquid medicine and tobacco juice. The ultrasonic atomization assembly 11 comprises an ultrasonic transducer sheet 111 connected with the liquid guide of the liquid storage cavity 1525, and the ultrasonic transducer sheet 111 can be vertically arranged or transversely arranged and atomize the liquid medium stored in the liquid storage cavity 1525 after being electrified. In the present embodiment, the ultrasonic transducer 111 is a disk-shaped piezoelectric ceramic that is vertically disposed. The airflow channel A is in air guide connection with the ultrasonic energy conversion sheet 111, and when the air circulates, the airflow channel A brings out atomized air generated after the ultrasonic energy conversion sheet 111 is atomized for a user to suck.

In some embodiments, the power supply device 2 may further include a pneumatic switch 22 disposed in the power supply body 21, and the pneumatic switch 22 may be a microphone airflow sensor, and when the pneumatic switch 22 detects that there is a flow of air, it sends a signal to the controller to allow the battery 25 in the power supply device 2 to supply power to the ultrasonic transducer 111 in the ultrasonic atomizer 1. The bottom wall of the mounting groove 211 is provided with a first vent hole 212 for air flow to pass through, an induction channel B is further formed in the atomizing body 15, and the induction channel B is respectively communicated with the first vent hole 212 and the air flow channel a, so that the pneumatic switch 22 is in air-guiding connection with the air flow channel a through the first vent hole 212 and the induction channel B, and the pneumatic switch 22 can induce suction or air flow.

The atomizing body 15 may include a housing 151 having an opening at one end, a base 153 fitted at the opening, and an atomizing base 152 sleeved in the housing 151. In the embodiment, the atomizing base 152 is mounted on the base 153 and defines a liquid storage cavity 1525, and the bottom end of the housing 151 is open and sleeved outside the atomizing base 152 and the base 153. The base 153 is provided with at least one first magnet 19, and the ultrasonic atomizer 1 can be mounted on the power supply device 2 through the base 153 and fixed with the power supply device 2 through the at least one first magnet 19 by magnetic attraction.

At least one air inlet 1511 is opened on the housing 151, and the outside air can enter the air flow channel a through the air inlet 1511. The housing 151 may, in some embodiments, include an intermediate portion 1513 and a suction nozzle portion 1512 and a socket portion 1514, respectively, on either side of the intermediate portion 1513, through which socket portion 1514 the ultrasonic atomizer 1 may be inserted into the power supply apparatus 2. The intermediate portion 1513 and the sleeve portion 1514 are both in a square tube shape and are sleeved outside the atomizing base 152 and the base 153, and the overall dimension of the intermediate portion 1513 is larger than that of the sleeve portion 1514. The at least one air inlet 1511 may be opened at the junction of the sleeve 1514 and the intermediate portion 1513. The suction nozzle 1512 is flat, and the flat suction nozzle can better fit the lips and can concentrate smoke. A first air outlet tube 1517 is formed in the mouthpiece portion 1512, and an inner hole of the first air outlet tube 1517 forms a mouthpiece passage 1516.

The atomizing base 152 can be snap-fit to the housing 151 to prevent disengagement. In this embodiment, at least one first buckle 1526 is convexly disposed on an outer side wall of the atomizing base 152, and at least one first buckle hole 1515, which is in a mutually buckled and matched with the at least one first buckle 1526, is disposed on the socket portion 1514 of the housing 151, so that when the at least one first buckle 1526 and the at least one first buckle hole 1515 are mutually buckled, the atomizing base 152 is stably connected with the housing 151.

The atomizing base 152 is formed with a containing groove 1521 with an open side for containing the ultrasonic atomizing component 11, a liquid storage cavity 1525 communicated with the containing groove 1521, at least one air inlet channel 1522 communicated with the containing groove 1521, an air outlet channel 1524 communicated with the containing groove 1521, and a first sensing channel 1528 communicated with the air outlet channel 1524. During the equipment, can pack into containing groove 1521 from the open side of containing groove 1521 ultrasonic atomization subassembly 11 earlier, then sheathe in shell 151 again, can closely centre gripping ultrasonic atomization subassembly 11 between the lateral wall of shell 151 and containing groove 1521, realize ultrasonic atomization subassembly 11's fixed, stable in structure, it is convenient to assemble.

The at least one air inlet 1511, the at least one air inlet channel 1522, the air outlet channel 1524 and the suction nozzle channel 1516 are communicated in sequence to form an air flow channel A. Preferably, the air flow passage a may include at least two air inlet holes 1511 opened on the housing 151 and at least two air inlet passages 1522 formed on the atomizing base 152 and respectively communicated with the at least two air inlet holes 1511. The at least two air inlet holes 1511 may be opened on two opposite sides of the housing 151, respectively, and may be symmetrically disposed with respect to the axial direction of the ultrasonic transducer piece 111. The at least two air inlet channels 1522 may be respectively formed on two opposite sides of the atomizing base 152, and air outlets of the at least two air inlet channels 1522 may be symmetrically disposed with respect to the axial direction of the ultrasonic transducer plate 111, so as to ensure that the amount of the smoke is sufficient and the air outlet is uniform. In some embodiments, the at least two air inlet passages 1522 may have a diameter of 1-2mm, respectively, within which sufficient ventilation is ensured and leakage is effectively prevented.

When the air flow channel a comprises a plurality of air inlet holes 1511 and/or a plurality of air inlet channels 1522, the air outlets of the plurality of air inlet holes 1511 and the plurality of air inlet channels 1522 may be respectively arranged symmetrically with respect to the central axis of the ultrasonic transducer piece 111. In this embodiment, the air flow channel a includes two air inlet holes 1511 and four air inlet channels 1522 respectively communicated with the two air inlet holes 1511, the two air inlet holes 1511 are respectively opened on two opposite sides of the housing 151 and symmetrically disposed with respect to the axial direction of the ultrasonic transducer plate 111, the four air inlet channels 1522 are respectively formed on two opposite sides of the atomizing base 152, and the four air inlet channels 1522 are all perpendicular to the axial direction of the ultrasonic transducer plate 111.

A second air outlet pipe 1524a and a third air outlet pipe 1524b are formed on the atomizing base 152, a first air outlet pipeline and a second air outlet pipeline are respectively defined by the inner wall surface of the second air outlet pipe 1524a and the inner wall surface of the third air outlet pipe 1524b, and the first air outlet pipeline and the second air outlet pipeline are sequentially communicated to form an air outlet channel 1524. The second air outlet tube 1524a is transversely disposed in the middle of the bottom of the accommodating groove 1521, and an end of the second air outlet tube 1524a away from the third air outlet tube 1524b extends into the accommodating groove 1521. The third outlet pipe 1524b is vertically arranged and communicated with the first outlet pipe 1517, and a second vent hole 1526a communicated with the first sensing channel 1528 is formed in the pipe wall of the third outlet pipe 1524 b.

The third outlet pipe 1524b and the first outlet pipe 1517 can be connected in a sealing manner through a first sealing element 14. The first sealing member 14 is usually made of flexible material, preferably silicone material, and has better sealing performance. The first seal member 14 may include a first sealing portion 141 having a square ring shape, a second sealing portion 142 having a square ring shape formed by extending an inner ring of the first sealing portion 141, and a third sealing portion 143 having a circular tube shape formed by extending an inner sidewall of the second sealing portion 142. The first sealing portion 141 is provided between the outer wall of the atomizing base 152 and the inner wall of the intermediate portion 1513, and seals between the housing 151 and the atomizing base 152 to prevent leakage. A plurality of convex hulls may be convexly formed on the outer sidewall of the first sealing portion 141 to further improve the sealing effect. A square annular groove for accommodating the atomizing base 152 is formed between the first sealing portion 141 and the second sealing portion 142, and the square annular groove is covered on the top of the atomizing base 152. One end of the third sealing portion 143 is sleeved outside the third outlet pipe 1524b, and the other end is sleeved outside the first outlet pipe 1517, so that sealing between the third outlet pipe 1524b and the first outlet pipe 1517 is realized, and smoke leakage is prevented.

The first sensing channel 1528 may be formed on a sidewall of the atomizing base 152, in this embodiment, the sidewall where the first sensing channel 1528 is located is adjacent to the sidewall where the air inlet channel 1522 is located. A second sensing channel 1531 is formed on the base 153 and is respectively communicated with the first ventilation hole 212 and the first sensing channel 1528, and the first sensing channel 1528 is communicated with the second sensing channel 1531 to form a sensing channel B.

The base 153 may include a base body 1532 and a connecting portion 1533 in some embodiments, the base body 1532 is a square plate, the size of the base body 1532 is larger than the size of the connecting portion 1533, and the atomizing base 152 may be mounted on the base body 1532 and sleeved outside the connecting portion 1533. In this embodiment, the base 1532 has an air hole 1531a corresponding to the first air hole 212, the outer wall of the connecting portion 1533 has a first air guiding groove 1531b, and the first air guiding groove 1531b extends upward from the lower end of the connecting portion 1533. The base 1532 further has a second air-guiding groove 1531c formed thereon for communicating the air-guiding hole 1531a with the first air-guiding groove 1531b, and the air-guiding hole 1531a, the second air-guiding groove 1531c and the first air-guiding groove 1531b are sequentially communicated to form a second sensing channel 1531.

The atomizing base 152 can be snap-fit to the base 153 to prevent disengagement. In this embodiment, at least one second latch 1534 is protruded from an outer sidewall of the connecting portion 1533, and at least one second latch hole 1527 is disposed on the atomizing base 152, and the at least one second latch 1534 is in a latching fit with the at least one second latch hole 1527, so that when the at least one second latch 1534 and the at least one second latch hole 1527 are latched with each other, the atomizing base 152 is stably connected to the base 153.

The ultrasonic atomizer 1 may further include a second sealing member 17 disposed between the connecting portion 1533 and the atomizing base 152 in some embodiments, so as to seal the connecting portion 1533 and the atomizing base 152 and prevent liquid leakage. The second sealing element 17 is sleeved outside the connection portion 1533, and may be a square ring-shaped O-ring. The second sealing member 17 is usually made of a flexible material, preferably a silicone material, and has better sealing performance.

The base 153 is further provided with a first electrode column 181 and a second electrode column 182 electrically connected to the ultrasonic transducer 111, respectively, for electrically connecting to the positive electrode and the negative electrode of the power supply device 2, respectively. The bottom wall of the mounting groove 211 of the power supply device 2 can be provided with a third electrode column 241 and a fourth electrode column 242 which are respectively arranged corresponding to the first electrode column 181 and the second electrode column 182, and after the ultrasonic atomizer 1 is mounted on the power supply device 2 through the base 153, the third electrode column 241 and the fourth electrode column 242 are respectively connected with the first electrode column 181 and the second electrode column 182 in an abutting manner to supply power for the ultrasonic transducer 111 in the ultrasonic atomizer 1.

As shown in fig. 6, 8 and 9, the ultrasonic atomizer 1 may further include a liquid locking member 12 disposed in the liquid storage cavity 1525 and connected to the liquid storage cavity 1525 in a liquid guiding manner, and the ultrasonic atomizing assembly 11 may include an ultrasonic transducer plate 111, a liquid guiding member 116 in contact with and connected to the ultrasonic transducer plate 111 in a liquid guiding manner, and a pressing member 117 for pressing a middle portion of the liquid guiding member 116 against the ultrasonic transducer plate 111 in some embodiments. The pressing member 117 preferably has elasticity, and may be an elastic element such as a spring or a leaf spring. In this embodiment, the pressing member 117 is a conical spring, a small end of the conical spring abuts against the liquid guiding member 116, and a large end of the conical spring abuts against the atomizing base 152 and is sleeved outside the second air outlet tube 1524 a.

The liquid locking part 12 and the liquid guiding part 116 both have capillary structures, the liquid locking part 12 is mainly used for storing liquid, and the liquid guiding part 116 is mainly used for guiding liquid. The ultrasonic transducer sheet 111 is located above the liquid locking member 12, and the liquid guiding member 116 guides the liquid medium in the liquid locking member 12 from bottom to top to the ultrasonic transducer sheet 111 for atomization through capillary action, so as to prevent the liquid medium from being excessively accumulated on the ultrasonic transducer sheet 111 under the action of gravity.

The liquid guiding member 116 can be pressed on the bottom of the liquid locking member 12 through the bottom wall of the liquid storage cavity 1525, so that the liquid guiding effect is better, and in this embodiment, the liquid locking member 12 and the liquid guiding member 116 are clamped between the atomizing base 152 and the base 153. The fluid guide 116 may include a first fluid guide portion 1161 in contact with and in fluid-guide connection with the ultrasonic transducer plate 111, and a second fluid guide portion 1162 in contact with and in fluid-guide connection with the fluid locking member 12. The second liquid guide portion 1162 is in the form of a flat plate and is interposed between the liquid locking member 12 and the base 153. The first liquid guiding portion 1161 is in a bent sheet shape, the middle portion of the first liquid guiding portion 1161 elastically presses against the middle portion of the ultrasonic transducer plate 111 through the pressing member 117, and a gap is formed between the periphery of the first liquid guiding portion 1161 and the periphery of the ultrasonic transducer plate 111 to prevent liquid leakage from the periphery of the ultrasonic transducer plate 111.

The liquid-locking member 12 and the liquid-guiding member 116 are made of the same material, and may be made of high-capillary material such as cotton or spun fiber. The density of the liquid-locking piece 12 is smaller than that of the liquid-guiding piece 116, the liquid-guiding piece 116 is tighter than that of the liquid-locking piece 12, the capillary force of the liquid-guiding piece 116 is greater than that of the liquid-locking piece 12, so that the liquid-locking piece 12 has better liquid-storing performance, the liquid-guiding piece 116 has better liquid-guiding performance, and the liquid-guiding piece 116 can better guide the liquid medium in the liquid-locking piece 12 to the ultrasonic transducer 111, thereby preventing the liquid medium from being too much accumulated liquid and being incapable of atomization. In other embodiments, the material of the liquid-locking member 12 and the liquid-guiding member 116 may be different.

The ultrasonic atomization assembly 11 may also include an insulating sleeve 113, a first support 112, a second support 114, and a connector 115 in some embodiments, wherein the first support 112, the second support 114, and the connector 115 may all be electrically conductive. The insulating sleeve 113 is sleeved outside the first support 112 and the ultrasonic transducer piece 111, an accommodating space is defined by the insulating sleeve 113 and the first support 112, the periphery of the ultrasonic transducer piece 111 is clamped and accommodated in the accommodating space, and one side of the ultrasonic transducer piece 111 is in contact conduction with the first support 112. The second bracket 114 covers one end of the insulating sleeve 113 far from the pressing part 117, the connecting part 115 is disposed in the insulating sleeve 113, one end of the connecting part 115 abuts against the ultrasonic transducer piece 111, and the other end abuts against the second bracket 114, so as to connect the other side of the ultrasonic transducer piece 111 with the second bracket 114. The connecting member 115 is made of metal, and the connecting member 115 preferably has elasticity, and may be an elastic element such as a spring or a leaf spring. In this embodiment, the connecting member 115 is a conical spring, and the small end of the conical spring abuts against the ultrasonic transducer plate 111 and the large end of the conical spring abuts against the second bracket 114.

The outer side wall of the insulating sleeve 113 is hermetically connected with the accommodating groove 1521 to prevent the smoke and the liquid medium from leaking. The insulating sleeve 113 is generally made of a flexible material, preferably a silicone material, and has better sealing performance. The insulating sleeve 113 may include an outer sleeve 1131 and an inner sleeve 1132 axially extended from an inner ring of an end of the outer sleeve 1131 facing away from the pressing member 117. The outer sleeve 1131 and the inner sleeve 1132 are both in a cylindrical shape, the axial length of the inner sleeve 1132 is smaller than that of the outer sleeve 1131, and an end face of the inner sleeve 1132 facing the pressing member 117 forms an annular second retaining wall 1136 for the ultrasonic transducer 111 to be mounted in a pressing manner. The outer sleeve 1131 has an inner diameter larger than an outer diameter of the inner sleeve 1132, so that a slot 1138 for the first support 112 to be inserted is formed between the outer sleeve 1131 and the inner sleeve 1132. The outer sidewall of the outer casing 1131 may further be protruded to form a plurality of convex hulls 1135, so as to improve the sealing effect between the insulating casing 113 and the receiving groove 1521.

The first support 112 is typically made of metal, such as stainless steel plated with gold, silver or nickel, or copper plated with gold, silver or nickel. A first stepped hole 1121 and a second stepped hole 1122 are formed in the first bracket 112 in this order along the axial direction thereof. The diameter of the first stepped hole 1121 is smaller than that of the second stepped hole 1122, so that an annular first blocking wall 1123 is formed at the joint of the first stepped hole 1121 and the second stepped hole 1122. The ultrasonic transducer piece 111 abuts against the first blocking wall 1123 on one side and the second blocking wall 1136 on the other side. A mixing cavity 1523 for mixing the air and the mist is defined between the ultrasonic transducer piece 111, the wall of the first stepped hole 1121, and the bottom wall of the accommodating groove 1521.

An annular third baffle wall 1134 may also be formed by extending radially an inner ring at an end of the outer sleeve 1131 away from the inner sleeve 1132, one end of the first support 112 is inserted into the slot 1138, and the other end abuts against the third baffle wall 1134, so as to fix the first support 112, and the presence of the third baffle wall 1134 may also block a portion of the liquid medium from entering the slot 1138.

The sidewall of the outer casing 1131 is further provided with an avoiding hole 1133 through which the first electrode column 181 can pass, and the first electrode column 181 can pass through the avoiding hole 1133 to be in contact with the outer sidewall of the first bracket 112.

The second support 114 is typically made of metal, such as stainless steel plated with gold, silver or nickel, or copper plated with gold, silver or nickel. The second bracket 114 may include a sheet-shaped body 1141 covering the insulating sleeve 113 and a bent portion 1142 formed by extending an outer side surface of the sheet-shaped body 1141, and the bent portion 1142 may be in contact with the second electrode column 182. When the bending portion 1142 corresponds to the side of the avoiding hole 1133, the bending portion 1142 may further be provided with an avoiding groove 1143 corresponding to the avoiding hole 1133, so that the first electrode column 181 sequentially passes through the avoiding groove 1143, the avoiding hole 1133 and the outer sidewall of the first bracket 112 to be in contact conduction.

This ultrasonic atomization subassembly 11's electrically conductive connected mode switches on for the contact, need not to weld the wire, simple structure, and simple to operate uses contact etc. more firm.

It is to be understood that the above-described respective technical features may be used in any combination without limitation.

The above examples only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention; 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, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. An ultrasonic atomization assembly is characterized by comprising an ultrasonic transducer plate (111), a first support (112) capable of conducting electricity and an insulating sleeve (113), wherein the first support (112) and the ultrasonic transducer plate (111) are sleeved with the insulating sleeve (113);

insulating cover (113) with first support (112) define out an accommodation space, ultrasonic transducer piece (111) accept in the accommodation space, just one side of ultrasonic transducer piece (111) with first support (112) contact switch on.

2. The ultrasonic atomizing assembly according to claim 1, wherein said first holder (112) is formed with a first blocking wall (1123), said insulating sleeve (113) is formed with a second blocking wall (1136), and opposite sides of said ultrasonic transducer plate (111) abut against said first blocking wall (1123) and said second blocking wall (1136), respectively.

3. The ultrasonic atomizing assembly according to claim 2, wherein a first stepped hole (1121) and a second stepped hole (1122) are formed in the first bracket (112), and an intersection of the first stepped hole (1121) and the second stepped hole (1122) forms the first blocking wall (1123).

4. The ultrasonic atomization assembly of claim 2, wherein the insulating sleeve (113) comprises an outer sleeve (1131) and an inner sleeve (1132), the end face of one end of the inner sleeve (1132) forms the second blocking wall (1136), and an avoiding hole (1133) for the first electrode column (181) to pass through is formed in the side wall of the outer sleeve (1131).

5. The ultrasonic atomizing assembly of claim 4, wherein a slot (1138) is formed between the inner sleeve (1132) and the outer sleeve (1131), and one end of the first bracket (112) is inserted into the slot (1138).

6. The ultrasonic atomizing assembly of claim 4, wherein said outer sleeve (1131) further has a third blocking wall (1134) formed thereon, and the other end of said first bracket (112) abuts against said third blocking wall (1134).

7. The ultrasonic atomizing assembly of claim 1, wherein said insulating sleeve (113) is made of a silicone material and said first holder (112) is made of a metal material.

8. The ultrasonic atomization assembly of any one of claims 1-7, further comprising a connecting member (115) disposed in the insulating sleeve (113), wherein two opposite sides of the ultrasonic transducer plate (111) are in contact with the first support (112) and the connecting member (115), respectively.

9. The ultrasonic atomization assembly of claim 8, further comprising a second bracket (114) covered outside the insulating sleeve (113), wherein the other side of the ultrasonic transducer plate (111) is communicated with the second bracket (114) through the connecting piece (115).

10. The ultrasonic atomizing assembly according to claim 9, wherein the second holder (114) is made of a metal material, the second holder (114) includes a sheet-shaped body (1141) covering the insulating sleeve (113) and a bent portion (1142) formed by extending an outer side surface of the sheet-shaped body (1141), and the bent portion (1142) is provided with an avoiding groove (1143) for the first electrode column (181) to pass through.

11. An ultrasonic atomizer, characterized by comprising an atomizing body (15) and the ultrasonic atomizing assembly (11) as set forth in any one of claims 1-10 disposed in the atomizing body (15), a liquid storage cavity (1525) is formed in the atomizing body (15), and the ultrasonic transducer (111) is connected with the liquid storage cavity (1525) in a liquid guiding manner.

12. An ultrasonic atomizing device, characterized by comprising an ultrasonic atomizer (1) according to claim 11 and a power supply device (2) electrically connected to the ultrasonic atomizer (1).