CN209300842U - Ultrasonic oscillator device and cooking apparatus with it - Google Patents

Abstract

The utility model discloses a kind of ultrasonic oscillator device and with its cooking apparatus, the ultrasonic oscillator device includes: ontology, and the ontology includes the ultrasonic transducer and vibrating arm being connected to each other；Bracket component, the bracket component include bracket and waterproof and breathable part, and the bracket has through-hole, and the waterproof and breathable part seals the through-hole；Pedestal, the bracket component, which is connected with the pedestal and cooperatively forms with the pedestal, carries out ventilative waterproof and breathable chamber by the waterproof and breathable part, and it is intracavitary that at least part of the ultrasonic transducer protrudes into the waterproof and breathable.The risk of ultrasonic transducer short circuit due to water inlet can have not only been reduced according to the ultrasonic oscillator device of the utility model embodiment, but also can in time have been distributed the heat that ultrasonic transducer generates, and can work normally ultrasonic transducer.

Description

Ultrasonic vibrator device and cooking utensil with same

Technical Field

The utility model relates to a cooking utensil technical field, more specifically relates to an ultrasonic vibrator device and cooking utensil who has it.

Background

When the ultrasonic transducer works, heat is generated, so that the temperature of the ultrasonic transducer is too high, and the normal work of the ultrasonic transducer is influenced. In the related art, in order to improve the heat dissipation efficiency of the ultrasonic transducer, the working environment of the ultrasonic transducer is usually not sealed, so that there is a risk that water enters the ultrasonic transducer, which may cause a short-circuit fault and also affect the normal operation of the ultrasonic transducer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an ultrasonic vibrator device, ultrasonic vibrator device both can reduce ultrasonic transducer because of the risk of intaking the short circuit, can in time distribute away the heat again.

The utility model also provides a cooking utensil of having above-mentioned ultrasonic vibrator device.

According to the utility model discloses ultrasonic vibrator device, include: a body including an ultrasonic transducer and a vibration rod connected to each other; the bracket assembly comprises a bracket and a waterproof and breathable piece, wherein the bracket is provided with a through hole, and the waterproof and breathable piece seals the through hole; the bracket component is connected with the base and is matched with the base to form a waterproof ventilating cavity which is ventilated through the waterproof ventilating component, and at least one part of the ultrasonic transducer extends into the waterproof ventilating cavity.

According to the utility model discloses ultrasonic vibrator device both can reduce ultrasonic transducer because of the risk of intaking the short circuit, can in time distribute away the heat that ultrasonic transducer produced again, makes ultrasonic transducer can normally work.

In addition, the ultrasonic transducer device according to the above embodiment of the present invention may further have the following additional technical features:

according to the utility model discloses ultrasonic vibrator device, the base be equipped with the mounting hole of waterproof ventilative chamber intercommunication, the body is worn to establish in the mounting hole just ultrasonic transducer wholly stretches into waterproof ventilative chamber.

In some embodiments of the present invention, the waterproof and breathable member is bonded to the bracket.

According to the utility model discloses a some embodiments, be equipped with the holding surface in the through-hole, place in the waterproof ventilative piece in the through-hole just the periphery of waterproof ventilative piece along with the holding surface links to each other.

Further, the through-hole is ladder shape hole and includes first hole section and second hole section, first hole section with be formed with the step face between the second hole section, the step face constitutes the holding surface, first hole section is located the surface of support, place in the waterproof ventilative piece first hole section.

In some embodiments of the present invention, the through hole includes at least one, and when the through hole is plural, the through hole is spaced apart from the waterproof air-permeable member, and the waterproof air-permeable member includes plural ones corresponding to the through hole one to one.

Optionally, the bracket comprises a top wall and a side peripheral wall, at least one of the top wall and the side peripheral wall being provided with the through hole.

According to some embodiments of the invention, the waterproof breathable member is a waterproof breathable film.

In some embodiments of the present invention, the waterproof and breathable member has a ventilation amount of 300ml/cm²/min@7KPa-4500ml/cm²/min@7KPa。

According to some embodiments of the utility model, the support still is equipped with the through wires hole, with the lead-out wire that ultrasonic transducer links to each other is sealed to be worn to establish in the through wires hole.

According to some embodiments of the utility model, ultrasonic transducer wears to locate the mounting hole, ultrasonic transducer's outer peripheral face is equipped with and is located waterproof ventilative intracavity and with the last week of mounting hole is along the installation convex part that offsets, the vibrating beam for become width of cloth pole and upper portion with ultrasonic transducer's lower part links to each other, ultrasonic transducer transmits extremely follow behind the ultrasonic wave change amplitude of width of cloth pole the lower part of width of cloth pole is outwards launched.

According to the utility model discloses cooking utensil includes according to the utility model discloses the ultrasonic vibrator device of embodiment, ultrasonic vibrator device during operation, the vibrating arm stretches into cooking utensil's culinary art chamber.

Further, the base is connected with or integrally formed with an inner cover assembly of a pot cover of the cooking appliance; alternatively, the base is connected to or integrally formed with a cover plate assembly of a lid of the cooking appliance.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a pot cover of a cooking appliance according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a pot cover of a cooking appliance according to an embodiment of the present invention;

fig. 3 is an enlarged schematic view of the structure of fig. 2 at circle a.

Reference numerals:

an ultrasonic vibrator device 100; a pot cover 200; a cover plate assembly 210;

a body 10; a mounting boss 101; an ultrasonic transducer 11; a vibrating rod 12;

a bracket assembly 20; a bracket 21; a through hole 211; a support surface 212; a first bore section 213; a second bore section 214; a top wall 215; a side peripheral wall 216; a threading hole 217; a glue layer 218; a waterproof air-permeable member 22;

a base 30; a waterproof gas-permeable cavity 301; mounting holes 302;

a seal 40.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "top," "bottom," "axial," "radial," "circumferential," and the like are used in the orientation or positional relationship indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

A cooking appliance and an ultrasonic vibrator device 100 according to an embodiment of the present invention will be described below with reference to fig. 1 to 3.

Referring to fig. 1 and 2, a cooking appliance according to an embodiment of the present invention includes an ultrasonic vibrator device 100 according to an embodiment of the present invention, and the ultrasonic vibrator device 100 according to an embodiment of the present invention may include: body 10, bracket assembly 20 and base 30.

Specifically, as shown in fig. 2, the body 10 may include an ultrasonic transducer 11 and a vibration rod 12 connected to each other, wherein the ultrasonic transducer 11 may convert electric power into mechanical power to generate ultrasonic waves, the vibration rod 12 may extend into a cooking cavity of the cooking appliance, and when the ultrasonic vibrator device 100 is operated, the vibration rod 12 may transmit the ultrasonic waves generated by the ultrasonic transducer 11 to the cooking cavity to ultrasonically treat food in the cooking cavity.

However, the ultrasonic transducer 11 generates heat during operation, and the temperature of the ultrasonic transducer device 100 rapidly rises. When the ultrasonic transducer device 100 is applied to an electric appliance such as a pressure cooker, an electric cooker, or a hot pot, the temperature of the ultrasonic transducer device 100 is also increased by the pressure and heat inside the electric appliance. If the heat is not diffused in time, the temperature of the ultrasonic vibrator device 100 is too high to work normally, and a short-circuit fault or even a safety accident may be caused seriously.

In the related art, in order to improve the heat dissipation efficiency of the ultrasonic transducer, the working environment of the ultrasonic transducer is usually not sealed, for example, heat dissipation holes are formed in a bracket, so that there is a risk that water enters the ultrasonic transducer, which may cause a short-circuit fault of the ultrasonic transducer, and affect the normal operation of the ultrasonic transducer.

In the present invention, as shown in fig. 2, the bracket assembly 20 is connected to the base 30, and the bracket assembly 20 and the base 30 can be matched to form a waterproof ventilating cavity 301, and the ultrasonic transducer 11 can extend into the waterproof ventilating cavity 301. Bracket component 20 and the cooperation of base 30 can shelter from ultrasonic transducer 11, and water is difficult to get into waterproof ventilative chamber 301, has reduced the risk that ultrasonic transducer 11 intake, and then has reduced the risk of ultrasonic transducer 11 short circuit trouble, and ultrasonic transducer 11 works more reliable and more stable.

It should be noted that the ultrasonic transducer 11 may extend into the waterproof and air-permeable cavity 301 as a whole, or a part of the ultrasonic transducer 11 may extend into the waterproof and air-permeable cavity 301, for example, a part having an electrical connection structure extends into the waterproof and air-permeable cavity 301. In other words, at least a portion of the ultrasonic transducer 11 protrudes into the waterproof and breathable cavity 301.

For example, in some embodiments, the base 30 may be provided with a mounting hole 302, the mounting hole 302 may communicate with the waterproof and breathable cavity 301, and the body 10 may be inserted into the mounting hole 302, so that a part of the ultrasonic transducer 11 extends into the waterproof and breathable cavity 301, or the ultrasonic transducer 11 may extend into the waterproof and breathable cavity 301 as a whole.

In addition, as shown in fig. 2 and 3, the bracket assembly 20 may include a bracket 21 and a waterproof and air-permeable member 22, wherein the bracket 21 may have a through hole 211, and the waterproof and air-permeable member 22 may block the through hole 211 to prevent water from entering the waterproof and air-permeable chamber 301 through the through hole 211. From this, waterproof ventilative chamber 301 can ventilate through waterproof ventilative spare 22, and the heat that ultrasonic transducer 11 produced in waterproof ventilative chamber 301 work can in time distribute away through waterproof ventilative spare 22, prevents that ultrasonic transducer 11 high temperature and unable normal work.

Optionally, the bracket assembly 20 and the base 30 may be connected in a sealing manner, the body 10 may be arranged in the mounting hole 302 in a sealing manner, so that water may be prevented from entering the waterproof and air-permeable cavity 301 from the joint of the body 10 and the mounting hole 302 or the joint of the bracket assembly 20 and the base 30, the waterproof and air-permeable cavity 301 forms a sealed environment, the risk of water inlet short circuit of the ultrasonic transducer 11 is further reduced, and the method is safer and more reliable, and simultaneously achieves dissipation of heat of the ultrasonic transducer 11 in the sealed environment.

The utility model discloses in, the quantity, the size and the setting position of waterproof ventilative piece 22 can be adjusted according to demands such as heat dissipation and structure. For example, in the embodiment shown in fig. 1, the bracket 21 may have a top wall 215 and a side peripheral wall 216, the side peripheral wall 216 and the top wall 215 may cooperate to form a cover groove with an open lower end, and the upper portion of the ultrasonic transducer 11 may extend into the cover groove from the lower end opening of the cover groove, so that the bracket 21 may protect the structure of the ultrasonic transducer 11 from being damaged. Waterproof ventilative piece 22 includes threely, and the shutoff of three waterproof ventilative piece 22 one-to-one locates the three through-hole 211 of the roof 215 of support 21, and the roof 215 of support 21 levels, and the installation of the waterproof ventilative piece 22 of being convenient for is favorable to improving the leakproofness.

Of course, in other embodiments, the waterproof air-permeable member 22 may also be disposed on the side peripheral wall 216 of the bracket 21, or both the top wall 215 and the side peripheral wall 216 of the bracket 21 are provided with the waterproof air-permeable member 22, which may also meet the requirement of waterproof heat dissipation, and the direction of heat dissipation may be controlled by adjusting the disposition position of the through hole 211, for example, when the through hole 211 is disposed only on the top wall 215, more heat may be dissipated upwards through the top wall 215, and the influence on the temperature of the structure located outside the side peripheral wall 216 may be reduced. In other words, at least one of the top wall 215 and the side circumferential wall 216 may be provided with the through hole 211, and the waterproof and breathable member 22 may be provided at least one of the top wall 215 and the side circumferential wall 216.

It is understood that the waterproof and air-permeable member 22 includes, but is not limited to, three as shown in fig. 1, and the number of the waterproof and air-permeable members 22 may be one, two, four or more, that is, the waterproof and air-permeable member 22 includes at least one, and the corresponding through hole 211 may include at least one. When the through holes 211 and the waterproof air-permeable members 22 are both plural, the plural through holes 211 may be spaced apart, and the plural waterproof air-permeable members 22 may be provided in one-to-one correspondence with the plural through holes 211. Therefore, heat can be dissipated from a plurality of positions of the support 21, the heat dissipation range is larger, and the heat dissipation efficiency is improved.

According to the utility model discloses ultrasonic transducer 11 at least some of ultrasonic vibrator device 100 stretches into can be through waterproof ventilative chamber 301 of waterproof ventilative 22 radiating, both can reduce ultrasonic transducer 11 because of the risk of intaking the short circuit, can in time distribute away the heat that ultrasonic transducer 11 produced again, make ultrasonic transducer 11 can normally work.

Because according to the utility model discloses ultrasonic vibrator device 100 has above-mentioned profitable technological effect, consequently according to the utility model discloses cooking utensil both can reduce ultrasonic transducer 11 because of the risk of intaking the short circuit, can in time distribute away the heat that ultrasonic transducer 11 produced again, makes ultrasonic transducer 11 can normally work.

Optionally, the utility model discloses in, cooking utensil can be electric rice cooker, electric pressure cooker, soup pot, stew handleless cup, health preserving kettle, soybean milk machine or broken wall machine etc.. When the ultrasonic vibrator device 100 operates, the vibration rod 12 may extend into a cooking cavity of the cooking appliance, and the ultrasonic waves emitted by the vibration rod 12 may perform ultrasonic processing on the food in the cooking cavity.

Ultrasonic mechanical action and cavitation not only can carry out the preliminary treatment to eating the material when not cooking, get rid of the filth in eating the material, pesticides, harmful substance such as meat blood, it is clean safety more, can reduce the extraction time of the nutrient composition in eating the material and the time of tasting in eating the material at the culinary art in-process in addition, it is better to eat the material taste, can also carry out ultrasonic cleaning to cooking utensil after the culinary art finishes simultaneously, make the scaling dispersion of attaching to on the chamber wall in culinary art chamber, it is loose, drop, realize cooking utensil's automatically cleaning, it is easier to wash, it is clean.

In some embodiments of the present invention, as shown in fig. 3, the waterproof air-permeable member 22 and the support 21 can be bonded together, the waterproof air-permeable member 22 is firmly connected to the support 21, and the joint between the waterproof air-permeable member 22 and the support 21 can be sealed, so that water is prevented from entering the waterproof air-permeable cavity 301 from the joint between the waterproof air-permeable member 22 and the support 21, and the sealing performance is good.

According to some embodiments of the present invention, as shown in fig. 3, the waterproof air-permeable member 22 may be placed in the through-hole 211 to restrict the position of the waterproof air-permeable member 22 in the plane perpendicular to the axial direction of the through-hole 211. For example, in the embodiment where the waterproof and air-permeable member 22 is disposed on the top wall 215 of the bracket 21, the position of the waterproof and air-permeable member 22 in the horizontal direction can be limited, and the waterproof and air-permeable member 22 is prevented from being moved freely to affect the sealing effect. The waterproof air-permeable member 22 may not protrude from the outer surface of the bracket 21, or the height of the waterproof air-permeable member 22 protruding from the outer surface of the bracket 21 is smaller, so that the outer surface of the bracket 21 is more flat and beautiful, and the waterproof air-permeable member 22 can be prevented from falling off due to accidental touch.

In addition, a supporting surface 212 can be arranged in the through hole 211, the outer periphery of the waterproof air-permeable piece 22 can be connected with the supporting surface 212 to limit the axial position of the waterproof air-permeable piece 22 relative to the through hole 211, the waterproof air-permeable piece 22 is in surface-to-surface contact with the support 21, the connecting area is larger, and the connecting sealing performance is improved. In the embodiment where the waterproof and breathable member 22 is bonded to the support frame 21, as shown in fig. 3, a glue layer 218 may be provided between the outer peripheral edge of the waterproof and breathable member 22 and the support surface 212. For example, the back adhesive can be firstly pasted on the outer peripheral edge of the waterproof and breathable member 22 or the supporting surface 212, and then the waterproof and breathable member 22 is pasted on the supporting surface 212, so that the waterproof and breathable member 22 is more convenient and quicker to mount, the arrangement position of the back adhesive is easier to control, and the improvement of the bonding tightness is facilitated.

Further, with continued reference to fig. 3, the through-hole 211 may be a stepped bore, which may include a first bore segment 213 and a second bore segment 214, and a stepped surface may be formed between the first bore segment 213 and the second bore segment 214, which may constitute the support surface 212. In some embodiments, the first bore segment 213 may be located on an outer surface of the stent 21, and the radial dimension of the first bore segment 213 may be greater than the radial dimension of the second bore segment 214, where "radial dimension" may be understood as a dimension perpendicular to the axial direction of the through-bore 211. Thus, the supporting surface 212 may face the outside of the bracket 21, for example, in the embodiment shown in fig. 3, the through hole 211 is formed as a counter bore, and the waterproof air-permeable member 22 may be embedded in the first hole section 213, so that the waterproof air-permeable member 22 may be installed in the through hole 211 from the outside of the bracket 21, the operation space is larger, and the installation of the waterproof air-permeable member 22 is more convenient.

The utility model discloses an in some embodiments, waterproof ventilative piece 22 can be waterproof ventilated membrane, and waterproof ventilated membrane is high temperature resistant, and when the heat distributed away through waterproof ventilated membrane, can not cause the damage to waterproof ventilated membrane, can improve waterproof ventilative piece 22's life. For example, in some embodiments, the waterproof, breathable membrane has a temperature resistance in the range of-50 ℃ to 130 ℃. In addition, the waterproof breathable film does not adhere to any liquid or solid, so that the breathable heat dissipation channel can be prevented from being blocked, and the effectiveness of long-time heat dissipation is ensured. And the waterproof breathable film is non-toxic and harmless, so that the safety of the ultrasonic vibrator device 100 is ensured.

Alternatively, in some embodiments, in order to further improve the waterproof effect of the waterproof breathable member 22, the waterproof breathable film may have a waterproof grade of IP65-IP68, which is more waterproof and dustproof, and even if water flow or water mist exerts a certain pressure on the waterproof breathable film, the waterproof breathable film cannot enter the waterproof breathable chamber 301.

In addition, the higher the air permeability of the waterproof and breathable member 22, the more difficult the processing process and the higher the production cost. In the present invention, the air permeability of the waterproof and air permeable member 22 may be 300ml/cm²/min@7KPa-4500ml/cm²Min @7KPa, the production cost of the waterproof breathable member 22 is reduced on the premise of ensuring the heat dissipation efficiency of the waterproof breathable member 22, and further the production cost of the ultrasonic vibrator device 100 is reduced.

According to some embodiments of the present invention, as shown in fig. 1 and fig. 2, the bracket 21 may further be provided with a threading hole 217, and the leading-out wire connected to the ultrasonic transducer 11 may pass through the threading hole 217 to be connected to components such as a power supply and a controller, thereby realizing the control of the ultrasonic transducer 11. And the lead-out wire can seal and wear to establish in through wires hole 217, for example, the outer peripheral face of lead-out wire can with the inner peripheral surface interference fit of through wires hole 217, perhaps bond through insulating glue, prevent that water from getting into waterproof ventilative chamber 301 by through wires hole 217, improved waterproof ventilative chamber 301's leakproofness.

In some embodiments of the present invention, as shown in fig. 2, the ultrasonic transducer 11 may be disposed through the mounting hole 302, the outer peripheral surface of the ultrasonic transducer 11 may be provided with a mounting protrusion 101, and the mounting protrusion 101 may be located in the waterproof ventilating cavity 301 and offset against the upper peripheral edge of the mounting hole 302, so as to fix the position of the ultrasonic transducer 11 relative to the base 30. Alternatively, the mounting boss 101 and the upper peripheral edge of the mounting hole 302 may be welded, riveted, or connected by a threaded fastener or the like.

Optionally, as shown in fig. 2, the joint of the base 30 and the bracket assembly 20 may be provided with a sealing member 40, and the lower edge of the bracket assembly 20 may be connected to the sealing member 40 in a snap-fit manner, so as to seal the joint of the base 30 and the bracket assembly 20 and prevent water from entering the waterproof and breathable chamber 301 from the joint of the base 30 and the bracket assembly 20. And the sealing member 40 can also stop between the outer peripheral surface of the mounting convex part 101 and the base 30 to seal the joint of the ultrasonic transducer 11 and the base 30, so as to prevent water from entering the waterproof and breathable cavity 301 from the mounting hole 302, and further improve the sealing performance of the waterproof and breathable cavity 301. The waterproof ventilating cavity 301 is formed as a closed space, and heat of the ultrasonic transducer 11 is dissipated in a closed environment.

In addition, as shown in fig. 2, the vibration rod 12 may be an amplitude transformer, an upper portion of the amplitude transformer may be connected to a lower portion of the ultrasonic transducer 11, the ultrasonic wave generated by the ultrasonic transducer 11 may be transmitted to the amplitude transformer, and the amplitude transformer may change (generally increase) the amplitude of the ultrasonic wave and emit the ultrasonic wave from the lower portion of the amplitude transformer to the outside, thereby improving a vibration velocity ratio, reducing a resonance resistance, effectively reducing a heat generation amount of the ultrasonic transducer 11, and improving a service life of the ultrasonic transducer 11.

It should be noted that the upper portion of the vibration rod 12 may be connected to the lower portion of the ultrasonic transducer 11, for example, the vibration rod 12 and the ultrasonic transducer 11 may be detachable through a screw structure, a connecting member, and the like, so as to facilitate replacement of the vibration rod 12 or cleaning according to cooking requirements. The oscillating bar 12 may be integrally formed with the ultrasonic transducer 11, for example, as shown in fig. 2, the ultrasonic transducer 11 includes an upper end block, a lower end block, and an electrode sheet and a piezoelectric sheet (for example, piezoelectric ceramic) provided between the upper end block and the lower end block, the attachment protrusion 101 is provided on the lower end block, and the oscillating bar 12 and the lower end block of the ultrasonic transducer 11 are formed as a single piece, so that the ultrasonic transducer device 100 can be more simply structured and more conveniently assembled.

In the cooking appliance including the ultrasonic vibrator device 100, as shown in fig. 2, the base 30 may be connected to the cover assembly 210 of the lid 200 of the cooking appliance, or the base 30 may be integrally formed to the cover assembly 210, so as to simplify the structure of the lid 200 and reduce the production cost. Therefore, in the embodiment having the mounting hole 302, the mounting hole 302 may be disposed on the cover assembly 210, and the mounting hole 302 may penetrate through the cover assembly 210 in the thickness direction of the cover assembly 210, so that the ultrasonic vibrator device 100 may be mounted on the cover assembly 210, so that the vibration rod 12 may extend into the cooking cavity, and the structural design is more reasonable. Further, in the embodiment where the cover plate assembly 210 is detachable, the ultrasonic transducer device 100 may be detached together with the cover plate assembly 210, so as to reduce the detachment frequency at the joint of the ultrasonic transducer device 100 and the cover plate assembly 210, and improve the sealing performance.

In other embodiments, the base 30 may also be connected to the inner lid assembly of the pot lid 200 of the cooking appliance, or the base 30 may be integrally formed to the inner lid assembly. In an embodiment having the mounting hole 302, the mounting hole 302 may be provided on an inner lid assembly of the pot lid 200 of the cooking appliance, and the mounting hole 302 may penetrate the inner lid assembly in a thickness direction of the inner lid assembly. Alternatively, in an embodiment in which the cover plate assembly 210 is detachable, when the cover plate assembly 210 is detached, the ultrasonic transducer device 100 does not need to be detached, and the frequency of attaching and detaching the electrical connection structure of the ultrasonic transducer device 100 can be reduced, thereby improving the connection reliability of the electrical connection structure (e.g., a wire).

Other configurations and operations of the cooking appliance and the ultrasonic vibrator device 100 according to the embodiment of the present invention will be known to those skilled in the art and will not be described in detail herein.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the terms "embodiment," "specific embodiment," "example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples without interference or contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (13)

1. An ultrasonic transducer device, comprising:

a body including an ultrasonic transducer and a vibration rod connected to each other;

the bracket assembly comprises a bracket and a waterproof and breathable piece, wherein the bracket is provided with a through hole, and the waterproof and breathable piece seals the through hole;

the bracket component is connected with the base and is matched with the base to form a waterproof ventilating cavity which is ventilated through the waterproof ventilating component, and at least one part of the ultrasonic transducer extends into the waterproof ventilating cavity.

2. The ultrasonic vibrator device according to claim 1, wherein the base is provided with a mounting hole communicating with the waterproof and breathable cavity, the body is inserted into the mounting hole, and the entire ultrasonic transducer extends into the waterproof and breathable cavity.

3. The ultrasonic vibrator device according to claim 1, wherein the waterproof and air-permeable member is bonded to the holder.

4. The ultrasonic vibrator device according to claim 1, wherein a support surface is provided in the through hole, the waterproof air-permeable member is provided in the through hole, and an outer peripheral edge of the waterproof air-permeable member is connected to the support surface.

5. The ultrasonic vibrator device according to claim 4, wherein the through hole is a stepped hole and includes a first hole section and a second hole section, a step surface is formed between the first hole section and the second hole section, the step surface constitutes the supporting surface, the first hole section is located on an outer surface of the bracket, and the waterproof air-permeable member is placed in the first hole section.

6. The ultrasonic vibrator device according to claim 1, wherein the number of the through holes is at least one, and when the number of the through holes is plural, the plural through holes are provided at intervals and the waterproof and breathable member includes plural ones corresponding to the plural through holes one to one.

7. The ultrasound transducer device according to claim 1, wherein the holder includes a top wall and a side peripheral wall, at least one of the top wall and the side peripheral wall being provided with the through hole.

8. The ultrasonic vibrator device according to claim 1, wherein the waterproof breathable member is a waterproof breathable film.

9. The ultrasonic vibrator device according to claim 1, wherein the waterproof air-permeable member has an air permeability of 300ml/cm²/min@7KPa-4500ml/cm²/min@7KPa。

10. The ultrasonic vibrator device according to claim 1, wherein the holder is further provided with a threading hole through which an outgoing line connected to the ultrasonic transducer is sealingly passed.

11. The ultrasonic vibrator device according to claim 2, wherein the ultrasonic transducer is inserted into the mounting hole, a mounting protrusion is provided on an outer circumferential surface of the ultrasonic transducer, the mounting protrusion is located in the waterproof air-permeable cavity and abuts against an upper circumferential edge of the mounting hole, the vibration rod is an amplitude-changing rod, an upper portion of the vibration rod is connected to a lower portion of the ultrasonic transducer, and the ultrasonic waves transmitted to the amplitude-changing rod by the ultrasonic transducer change amplitude and are emitted from the lower portion of the amplitude-changing rod.

12. A cooking appliance comprising an ultrasonic vibrator assembly according to any one of claims 1 to 11, wherein the vibrating rod extends into a cooking cavity of the cooking appliance when the ultrasonic vibrator assembly is operated.

13. The cooking appliance of claim 12, wherein the base is coupled to or integrally formed with an inner lid assembly of a lid of the cooking appliance; or,

the base is connected with or integrally formed with a cover plate component of a pot cover of the cooking appliance.