CN208912472U - Ultrasonic oscillator device and cooking apparatus with it - Google Patents
Ultrasonic oscillator device and cooking apparatus with it Download PDFInfo
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- CN208912472U CN208912472U CN201821599181.4U CN201821599181U CN208912472U CN 208912472 U CN208912472 U CN 208912472U CN 201821599181 U CN201821599181 U CN 201821599181U CN 208912472 U CN208912472 U CN 208912472U
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Abstract
The utility model discloses a kind of ultrasonic oscillator device and with its cooking apparatus, ultrasonic oscillator device includes: electrical component, and piezoelectric element includes piezoelectric patches and the electrode slice that is connected with piezoelectric patches；First end block and the second end block, the first end block and the second end block are respectively provided at the axial ends of piezoelectric element；Vibrating arm, vibrating arm are located at one end of the separate piezoelectric element of the second end block；First dead ring, the first dead ring are located between piezoelectric element and the second end block；Fastener, fastener penetrate the first end block, piezoelectric element, the first dead ring, the second end block and vibrating arm so that the first end block, piezoelectric element, the first dead ring, the second end block and vibrating arm to link together.It can be effectively improved high voltage creepage phenomenon according to the ultrasonic oscillator device of the utility model embodiment, user's electric shock risk is reduced, avoid generating injury to human body, more securely and reliably.
Description
Technical field
The utility model relates to cooking apparatus technical fields, more particularly, to a kind of ultrasonic oscillator device and have
Its cooking apparatus.
Background technique
When ultrasonic oscillator works, the voltage of electrode slice is higher by several times of line voltage, has risk.In the relevant technologies
In, there are creepage phenomenons for the design of ultrasonic oscillator, have weak current, occur the feeling of " electric shock " in user's use process, produce
Raw some potential safety problems.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model
One purpose is to propose that a kind of ultrasonic oscillator device, the ultrasonic oscillator device can be effectively improved high voltage and climb electricity now
As.
Another purpose of the utility model is to propose a kind of cooking apparatus with above-mentioned ultrasonic oscillator device.
According to the ultrasonic oscillator device of the utility model embodiment, comprising: piezoelectric element, the piezoelectric element include pressure
Electric piece and the electrode slice being connected with the piezoelectric patches；First end block and the second end block, first end block and second end block
It is respectively provided at the axial ends of the piezoelectric element；Vibrating arm, the vibrating arm are located at the separate pressure of second end block
One end of electrical component；First dead ring, first dead ring are located between the piezoelectric element and second end block；Fastening
Part, the fastener penetrate first end block, the piezoelectric element, first dead ring, second end block and described
Vibrating arm is to connect first end block, the piezoelectric element, first dead ring, second end block and the vibrating arm
It is connected together.
It can be effectively improved high voltage creepage phenomenon according to the ultrasonic oscillator device of the utility model embodiment, reduce and use
Family electric shock risk, avoids generating injury to human body, more securely and reliably.
In addition, can also have following additional technology according to the ultrasonic oscillator device of the utility model above-described embodiment
Feature:
According to the ultrasonic oscillator device of the utility model embodiment, first dead ring is aluminium oxide ceramics ring or oxygen
Change zircon ceramic ring.
Some embodiments according to the present utility model, insulation set between the fastener and the piezoelectric element are described
The part that fastener is contacted with the piezoelectric element is plastic part.
The thickness H1 of some embodiments according to the present utility model, first dead ring meets: 4mm≤H1≤7mm.
In some embodiments of the utility model, the thickness H1 of first dead ring and the thickness H2 of the piezoelectric patches
Meet: 3mm≤H2≤6mm, 10mm≤H1+H2≤13mm.
According to the ultrasonic oscillator device of the utility model embodiment further include: insulation sleeve, the insulation are set on institute
It states between fastener and the piezoelectric element, so that insulation set between the fastener and the piezoelectric element.
In some embodiments of the utility model, second end block towards in one end of first dead ring
Circumferential surface is equipped with first annular groove, is equipped with the first sealant layer in the first annular groove.
Further, one end of the insulation sleeve extends in the first annular groove, and first sealant layer is extremely
It is arranged between the outer peripheral surface of the insulation sleeve and the inner peripheral surface of the first annular groove less.
In some embodiments of the utility model, the ultrasonic oscillator device further include: the second dead ring, described
Two dead rings are worn by the fastener and between the piezoelectric element and first end blocks.
Further, the inner peripheral surface of first end block is equipped with second annular groove, and the other end of the insulation sleeve extends
In to the second annular groove, the second sealant layer is additionally provided in the second annular groove, second sealant layer is extremely
It is arranged between the inner peripheral surface of the second annular groove and the outer peripheral surface of the insulation sleeve less.
Some embodiments according to the present utility model, the ultrasonic oscillator device further include: the first insulation glue-line, it is described
The periphery of first dead ring faces out the outer peripheral surface beyond the piezoelectric element, and the first insulation glue-line is arranged described first
On the outer peripheral surface of dead ring.
Further, the ultrasonic oscillator device further include: the second insulation glue-line, the outer peripheral surface of second dead ring
Exceed the outer peripheral surface of the piezoelectric element outward, the second insulation glue-line is arranged on the outer peripheral surface of second dead ring.
Some embodiments according to the present utility model, the electrode slice include three and respectively positive plate, the first cathode
Piece and the second negative electrode tab, the piezoelectric patches include two be stacked, the positive plate be folded in two piezoelectric patches it
Between, first negative electrode tab is folded between first end block and the piezoelectric patches, and second negative electrode tab is folded in described
Between piezoelectric patches and first dead ring.
In some embodiments of the utility model, the ultrasonic oscillator device further include: ground line, the ground line
The ground connection to realize the vibrating arm is electrically connected with the vibrating arm, the vibrating arm and second end block are integrally formed, institute
The outer peripheral surface for stating the second end block is equipped with the mounting flange outwardly protruded, the one side towards first end block of the mounting flange
Mounting post equipped with protrusion, it is tight by connection that one end of the ground line is equipped with connecting ring, the connecting ring and the mounting post
Firmware connection.
Cooking apparatus according to the utility model embodiment includes being filled according to the ultrasonic oscillator of the utility model embodiment
It sets.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structural schematic diagram according to the ultrasonic oscillator device of the utility model one embodiment；
Fig. 2 is the explosive view according to the ultrasonic oscillator device of the utility model one embodiment；
Fig. 3 is the cross-sectional view according to the ultrasonic oscillator device of the utility model one embodiment；
Fig. 4 is the explosive view according to the ultrasonic oscillator device of the utility model another embodiment；
Fig. 5 is the cross-sectional view according to the ultrasonic oscillator device of the utility model another embodiment；
Fig. 6 is that Fig. 5 centre circle shows enlarged structure schematic diagram at A；
Fig. 7 is that Fig. 5 centre circle shows enlarged structure schematic diagram at B.
Appended drawing reference:
Ultrasonic oscillator device 100；
Piezoelectric element 10；Piezoelectric patches 11；Electrode slice 12；Positive plate 121；First negative electrode tab 122；Second negative electrode tab 123；
First end block 20；Second annular groove 201；
Second end block 30；First annular groove 301；Mounting flange 31；Mounting post 311；
Vibrating arm 40；The luffing body of rod 41；Emit disk 42；
First dead ring 50；First insulation glue-line 501；Second dead ring 51；Second insulation glue-line 511；
Fastener 60；
First sealant layer 70；Second sealant layer 71；
Insulation sleeve 80；
Ground line 90；Connecting ring 91；Electrode line 92；Negative line 93.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " length ", " width ", " thickness ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "top", "bottom", "inner", "outside", " axial direction ", " radial direction ", " circumferential direction " is base
In orientation or positional relationship shown in the drawings, be merely for convenience of describing the present invention and simplifying the description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitations of the present invention.
Below with reference to Fig. 1-Fig. 7 description according to the ultrasonic oscillator device 100 of the utility model embodiment.
It may include: piezoelectricity according to the ultrasonic oscillator device 100 of the utility model embodiment referring to Fig.1 shown in-Fig. 7
Component 10, the first end block 20, the second end block 30, vibrating arm 40, the first dead ring 50 and fastener 60.
Specifically, piezoelectric element 10 may include piezoelectric patches (for example, piezoelectric ceramics) 11 and electrode slice 12, electrode slice 12
It can be connected with piezoelectric patches 11.When electrode slice 12 is powered, thus it is possible to vary the voltage of 11 both ends of the surface of piezoelectric patches is imitated using inverse piezoelectricity
Piezoelectric patches 11 should be made to generate high-frequency vibration under current excitation, realize transformation of the electrical power to mechanical output, generate ultrasonic wave.It can
Selection of land, in some embodiments, piezoelectric patches 11 can be to be multiple, and multiple piezoelectric patches 11 can be stacked.
As Figure 1-Figure 5, the first end block 20 can be located at axial one end of piezoelectric element 10, and the second end block 30 can be set
In the axial other end of piezoelectric element 10, ultrasonic oscillator device 100 is allow to be formed as sandwich type ultrasonic wave oscillator device, the
One end block 20 and the cooperation of the second end block 30 can be fixed piezoelectric element 10, to improve the stability of piezoelectric element 10, together
When adjustable ultrasonic oscillator device 100 resonance frequency, and carry out the transmitting of energy.Sandwich type ultrasonic wave oscillator device is easy
It is easily adjusted in processing, frequency, and structure is simple.
When ultrasonic oscillator device 100 is applied in the equipment such as cooking apparatus, ultrasonic wave that piezoelectric element 10 generates can be with
By medium transmit ultrasonic wave indirect mode, can also directly be goed deep by vibrating arm 40 mode of entrance to work in medium to
Outer transmitting.Vibrating arm 40 can be located at one end of the separate piezoelectric element 10 of the second end block 30, the machinery that piezoelectric element 10 generates
Vibration can be transferred to vibrating arm 40 by the second end block 30, and mechanical oscillation can continue to transmit along vibrating arm 40 and to outgoing
It penetrates, to act on propagation medium.
When ultrasonic oscillator works, the voltage of electrode slice is higher by several times of line voltage, has risk.In the relevant technologies
In, there are creepage phenomenons for the design of ultrasonic oscillator, have weak current, user's use process and tangible formula in scene
It is likely to occur the feeling of " electric shock ", generates some potential safety problems.
In the present invention, the first dead ring 50 can be equipped between piezoelectric element 10 and the second end block 30, first absolutely
Edge ring 50 can isolate piezoelectric element 10 and the second end block 30, increase the distance between piezoelectric element 10 and the second end block 30, and
And completely cutting off the high voltage creepage phenomenon occurred in 10 course of work of piezoelectric element, electric current can not be transferred to second by piezoelectric element 10
End block 30, reduce user because touch second end block 30 due to the risk got an electric shock.
In addition, as shown in Figure 3 and Figure 5, fastener 60 can penetrate the first end block 20, piezoelectric element 10, the first dead ring
50, the second end block 30 and vibrating arm 40, in the first end block 20, piezoelectric element 10, the first dead ring 50, the second end block 30 and vibration
Apply enough axial pre tightening forces in lever 40, by the first end block 20, piezoelectric element 10, the first dead ring 50, the second end block 30
It links together, is connected firmly with vibrating arm 40.
Further, the part that fastener 60 is contacted with piezoelectric element 10 is that plastic part or fastener 60 are formed as moulding
Expect fastener, makes that the first end block can be completely cut off between fastener 60 and piezoelectric element 10 with insulation set, fastener 60 as a result,
20, on the one hand piezoelectric element 10, the second end block 30 and vibrating arm 40 can prevent piezoelectric element 10 short-circuit, on the other hand fasten
Part 60 and the cooperation of the first dead ring 50 make the first end block 20, the second end block 30, vibrating arm 40 and piezoelectric element 10 insulate, further
Prevent user from getting an electric shock.
According to the ultrasonic oscillator device 100 of the utility model embodiment by piezoelectric element 10 and the second end block 30 it
Between the first dead ring 50 is set, can isolate the second end block 30 and piezoelectric element 10, be effectively improved high voltage creepage phenomenon, reduce
User's electric shock risk, avoids generating injury to human body, more securely and reliably.
Optionally, in the present invention, the first dead ring 50 can be ceramic ring, such as aluminium oxide ceramics ring or oxygen
Change zircon ceramic ring, good insulating, and high temperature resistant, it is wear-resistant, be conducive to the service life for improving ultrasonic oscillator device 100.
In some embodiments of the utility model, as shown in figure 3, thickness H1 (the i.e. first insulation of the first dead ring 50
The axial length of ring 50) can satisfy: 4mm≤H1≤7mm, for example, thickness H1 can for 4.5mm, 5mm, 5.5mm, 6mm and
6.5mm waiting.Not only it can guarantee to completely cut off high voltage creepage phenomenon, but also prevent the thickness H1 of the first dead ring 50 excessive, and cause to surpass
The axial length of acoustic wave transducer device 100 is too long, or causes impedance big, and piezoelectric element 10 generates heat serious problem, is conducive to
The operating temperature for reducing ultrasonic oscillator device 100 allows ultrasonic oscillator device 100 that good energy transmission to be kept to imitate
Rate.
Some embodiments according to the present utility model, as shown in figure 3, the thickness H2 of piezoelectric patches 11 can satisfy: 3mm≤H2
≤ 6mm, for example, the thickness H2 of piezoelectric patches 11 can be for 3.5mm, 4mm, 4.5mm, 5mm and 5.5mm etc., and the first dead ring
50 thickness H1 and the thickness H2 of piezoelectric patches 11 can satisfy: 10mm≤H1+H2≤13mm, for example, H1+H2 can be
10.5mm, 11mm, 11.5mm, 12mm and 12.5mm etc..Thus, it is possible to be further ensured that the electrode slice 12 and of piezoelectric element 10
The distance between two end blocks 30 long enough, can preferably completely cut off high voltage creepage phenomenon, while preventing ultrasonic oscillator device
100 axial length is too long to cause piezoelectric element 10 to generate heat seriously.
In some embodiments of the utility model, as shown in Figure 3, Figure 5 and Figure 6, ultrasonic oscillator device 100 can be with
Including insulation sleeve 80, insulation sleeve 80 be can be set between fastener 60 and piezoelectric element 10, for example, insulation sleeve 80 can be arranged
On fastener 60, so that can be with insulation set between fastener 60 and piezoelectric element 10.Insulation sleeve 80 can completely cut off as a result,
One end block 20, piezoelectric element 10, the second end block 30 and vibrating arm 40 prevent piezoelectric element 10 short-circuit, and the first end block 20, the
Two end blocks 30 and 40 insulation effect of vibrating arm are more preferable.
It should be noted that fastener 60 can be insulated fasteners, such as mould in the embodiment for including insulation sleeve 80
Expect fastener etc., fastener 60 or metal fastenings, such as stainless steel bolt etc..
In addition, there are still the inner circumferentials by the first dead ring 50 towards second end block when the voltage of piezoelectric element 10 is excessive
30 high voltages climb the risk of electricity.Therefore, in the utility model further embodiment, the direction first of the second end block 30 insulate
The inner peripheral surface of one end of ring 50 can be equipped with first annular groove 301, can be equipped with the first sealant in first annular groove 301
Layer 70.First sealant layer 70 can seal the gap between the inner peripheral surface and fastener 60 of the first dead ring 50, further every
Electricity is climbed towards the high voltage of second end block 30 by the inner circumferential of the first dead ring 50 absolutely, 30 insulating properties of the second end block is more preferable.
In some embodiments, as shown in Figure 4 and Figure 6, one end of insulation sleeve 80 can extend to first annular groove 301
It is interior, it can not only increase the area that insulation sleeve 80 completely cuts off the first end block 20, the second end block 30 and vibrating arm 40, improve insulation effect
Fruit, and first annular groove 301 can limit insulation sleeve 80, keep the fixation of insulation sleeve 80 more stable.For example, when insulation
The axial end face of set 80 and the kerve face of first annular groove 301 can limit the axial position of insulation sleeve 80 when offseting.
As shown in fig. 6, first sealant layer 70 is arranged at the outer peripheral surface and first annular groove 301 of insulation sleeve 80
Between inner peripheral surface, with the gap between the outer peripheral surface of glue envelope insulation sleeve 80 and the inner peripheral surface of the first dead ring 50, and block absolutely
The outer peripheral surface of edge set 80 prevents the first dead ring 50 from creepage phenomenon occurs with the corner that insulation sleeve 80 is formed.Meeting as a result,
Under the premise of safety requirement, the thickness of the first dead ring 50 can be reduced according to the actual situation, to reduce impedance, reduce piezoelectricity group
10 calorific value of part, and the production cost of the first dead ring 50 can be reduced.
It should be noted that the setting position of the first sealant layer 70 is not limited to the outer peripheral surface of insulation sleeve 80 and first annular
Between the inner peripheral surface of groove 301.For example, in some embodiments, insulation sleeve 80 can also be arranged in the first sealant layer 70
Axial end face far from the first end block 20 and between the kerve face of first annular groove 301, with glue envelope insulation sleeve 80 far from the
The axial end face of one end block 20 prevents from occurring gap between the outer peripheral surface of insulation sleeve 80 and the first sealant layer 70 and climbing
Electricity.
According to the utility model further embodiment, as shown in figs 1 to 6, ultrasonic oscillator device 100 can also be wrapped
Include the second dead ring 51.Fastener 60 can be arranged in the second dead ring 51, make the second dead ring 51 and the first end block 20, piezoelectricity
Component 10, the first dead ring 50, the second end block 30 and vibrating arm 40 link together, and the second dead ring 51 can be located at pressure
Between electrical component 10 and the first end block 20, piezoelectric element 10 and the first end block 20 is isolated, increase piezoelectric element 10 and first end
The distance between block 20 completely cuts off the high pressure creepage phenomenon occurred in 10 course of work of piezoelectric element, prevents the first end block 20 from charging
And user is caused to get an electric shock, it is safer.
Optionally, the second dead ring 51 can be ceramic ring, such as aluminium oxide ceramics ring or zirconia ceramics ring, insulation
Property good, and high temperature resistant, it is wear-resistant, be conducive to the service life for improving ultrasonic oscillator device 100.
Optionally, as shown in figure 3, the thickness H3 of the second dead ring 51 can satisfy: 4mm≤H3≤7mm, piezoelectric patches 11
Thickness H2 can satisfy: 3mm≤H2≤6mm, and the thickness H3 of the second dead ring 51 can satisfy with the thickness H2 of piezoelectric patches 11:
10mm≤H2+H3≤13mm.Not only it can guarantee to completely cut off high voltage creepage phenomenon, but also prevent the thickness H3 of the second dead ring 51 excessive
And piezoelectric element 10 is caused to generate heat seriously, the operating temperature of ultrasonic oscillator device 100 is advantageously reduced, ultrasonic oscillator is filled
Good energy transfer efficiency can be kept by setting 100.
As shown in fig. 6, the inner peripheral surface of the first end block 20 can be equipped with second annular groove 201, insulation sleeve 80 far from the
One end of two end blocks 30 can extend in second annular groove 201, further to limit to insulation sleeve 80.In addition, the
The second sealant layer 71 is also provided in second ring groove 201, the second sealant layer 71 is arranged at second annular groove
Between 201 inner peripheral surface and the outer peripheral surface of insulation sleeve 80, with the inner circumferential of the outer peripheral surface of glue envelope insulation sleeve 80 and the second dead ring 51
Gap between face, and the outer peripheral surface of insulation sleeve 80 is blocked, the corner for preventing the second dead ring 51 from being formed with insulation sleeve 80
Creepage phenomenon occurs.As a result, under the premise of meeting safety requirement, the thickness of the second dead ring 51 can be reduced according to the actual situation
Degree reduces by 11 calorific value of piezoelectric patches, and can reduce the production cost of the second dead ring 51 to reduce impedance.
Certainly, the setting position of the second sealant layer 71 is also not necessarily limited to the outer peripheral surface and second annular groove of insulation sleeve 80
Between 201 inner peripheral surface, for example, second sealant layer 71 is also located at insulation sleeve 80 in specific embodiment as shown in FIG. 6
Axial end face far from the second end block 30 and between the kerve face of second annular groove 201, with glue envelope insulation sleeve 80 far from the
The axial end face of two end blocks 30 prevents from occurring gap between the outer peripheral surface of insulation sleeve 80 and the second sealant layer 71 and climbing
Electricity.
In some embodiments of the utility model, as shown in figure 5 and figure 7, the outer peripheral surface of the first dead ring 50 can be to
The outer outer peripheral surface for exceeding piezoelectric element 10 is prevented with increasing the radial insulation distance of the first dead ring 50 along the first dead ring 50
Radial direction climb electricity and cause the second end block 30 and vibrating arm 40 electrification, more meet safety requirement, protection against electric shock effect is more preferable.
Further, ultrasonic oscillator device 100 can also include the first insulation glue-line 501, and the first insulation glue-line 501 can
To be arranged on the outer peripheral surface of the first dead ring 50.First insulation glue-line 501 can radially extending along the first dead ring 50, with
The outer peripheral surface for exceeding piezoelectric element 10 outward with the first dead ring 50 composition overall diameter is more annular, to further increase insulation
Distance improves anti-tracking, protection against electric shock effect.And in the embodiment for including the first insulation glue-line 501, it can suitably reduce the
The radial dimension and axial dimension of one dead ring 50 not only to meet safety requirement, but also can reduce the production of the first dead ring 50
The calorific value of cost and piezoelectric element 10.
In certain embodiments, as shown in figure 5 and figure 7, the inner edge of the first insulation glue-line 501 could be formed with out
For mouth towards the annular groove of the first end block 20, the inner peripheral surface of annular groove can cover the outer peripheral surface of the first dead ring 50, annular
The kerve face of groove can cover the outer of the axial end face far from the first end block 20 of the first dead ring 50.It is possible thereby to increase
The connection area of first insulation glue-line 501 and the first dead ring 50, while preventing the outer peripheral surface of the first dead ring 50 and annular recessed
Electricity is climbed between the inner peripheral surface of slot.
Some embodiments according to the present utility model, as shown in figure 5 and figure 7, the outer peripheral surface of the second dead ring 51 can also be with
The outer peripheral surface for exceeding piezoelectric element 10 outward is prevented with increasing the radial insulation distance of the second dead ring 51 along the second dead ring
51 radial direction climbs electricity and the first end block 20 is caused to charge, and more meets safety requirement, protection against electric shock effect is more preferable.
Further, as shown in figure 5 and figure 7, ultrasonic oscillator device 100 can also include the second insulation glue-line 511, the
Two insulation glue-lines 511 can be set on the outer peripheral surface of the second dead ring 51, to increase the periphery of super place's piezoelectric element 10 outward
The distance in face further increases insulation distance, improves anti-tracking, protection against electric shock effect.It and is including the second insulation glue-line 511
In embodiment, it can suitably reduce the radial dimension and axial dimension of the second dead ring 51, not only to meet safety requirement, but also can be with
Reduce the calorific value of the production cost and piezoelectric element 10 of the second dead ring 51.
Optionally, in the present invention, the first insulation glue-line 501 and the second insulation glue-line 511 can be high-temp glue, high
Warm glue can be formed in the outer periphery of the first dead ring 50 or the second dead ring 51 with integrated injection molding, and high-temp glue is made to insulate with first
Ring 50 or the second dead ring 51 are connected firmly, seamless, and high-temperature resistant result and protection against electric shock effect are good.
In the present invention, the quantity of piezoelectric patches 11 and electrode slice 12 can need to be adjusted according to the actual situation,
So that ultrasonic oscillator device 100 can export the ultrasonic wave of varying strength, meet different use demands.Further real
It applies in example, as Figure 1-Figure 5, electrode slice 12 can be to be multiple, and multiple electrodes piece 12 can be spaced apart by piezoelectric patches 11, with structure
Perhaps change at Different electrodes the voltage difference between 11 both ends of the surface of piezoelectric patches again or multiple electrodes piece 12 can be formed it is in parallel or
Person's series circuit allows ultrasonic oscillator device 100 to export the ultrasonic wave of varying strength.
For example, piezoelectric patches 11 is two be stacked, electrode slice 12 in specific embodiment as Figure 1-Figure 5
It may include three, three electrode slices 12 are respectively positive plate 121, the first negative electrode tab 122 and the second negative electrode tab 123.Wherein, just
Pole piece 121 can be folded between two piezoelectric patches 11, and the second negative electrode tab 123 can be folded in piezoelectric patches 11 and the first dead ring
Between 50, the first negative electrode tab 122 can be folded between the first end block 20 and piezoelectric patches 11, in the reality including the second dead ring 51
It applies in example, the first negative electrode tab 122 can be folded between the second dead ring 51 and piezoelectric patches 11.
As depicted in figs. 1 and 2, positive plate 121 can be electrically connected with electrode line 92, the first negative electrode tab 122 and the second cathode
Piece 123 can be electrically connected with negative line 93 respectively, and piezoelectric patches 11 can pass through positive plate 121,122 and of the first negative electrode tab as a result,
Second negative electrode tab 123 forms parallel connection, to improve capacitor, ultrasonic oscillator device 100 is made to can satisfy more use demands.
Some embodiments according to the present utility model, as depicted in figs. 1 and 2, ultrasonic oscillator device 100 can also include
Ground line 90, ground line 90 can be electrically connected with vibrating arm 40, to realize the ground connection of vibrating arm 40, prevent vibrating arm 40 from transmitting electricity
Lotus.Since when ultrasonic oscillator device 100 is installed in the equipment such as cooking apparatus, vibrating arm 40 is exposed outside, and human body easily connects
Contact vibrating arm 40.If vibrating arm 40 charges, the case where user is easy to happen electric shock, the ground connection of vibrating arm 40 it is possible to prevente effectively from
Family electric shock, has prevented security risk.
Further, as depicted in figs. 1 and 2, vibrating arm 40 and the second end block 30 may be integrally formed, to simplify ultrasonic wave
The structure of oscillator device 100 reduces assembly process.The outer peripheral surface of second end block 30 can be equipped with the mounting flange outwardly protruded
31, connecting ring 91 can be equipped with by being grounded 90 one end, and connecting ring 91 can be connected with mounting flange 31 by securing member,
Connection structure is simply secured.Optionally, connecting ring 91 can be connecting terminal.
Still further, with continued reference to shown in Fig. 1 and Fig. 2, the one side of the first end block 20 of direction of mounting flange 31 can be with
Mounting post 311 equipped with protrusion, connecting ring 91 can be connect by securing member with mounting post 311, be achieved in ground line
90 are electrically connected with vibrating arm 40, and 90 connection structures of ground line are simple and convenient, and connecting ring 91 and 311 face face of mounting post connect
Touching, connection resistance is smaller, connects more stable.
In addition, ultrasonic oscillator device 100 can be installed on the equipment such as cooking apparatus by mounting flange 31, specifically,
Securing member can be arranged in the mounting hole of the equipment such as mounting post 311 and cooking apparatus, that is to say, that mounting post 311 both may be used
It with for being grounded 90 fixation, and can be used for the installation of ultrasonic oscillator device 100, can simplify ultrasonic oscillator device
100 structure.
In some embodiments of the utility model, as Figure 1-Figure 5, vibrating arm 40 may include: the luffing body of rod 41
With transmitting disk 42.Wherein, the luffing body of rod 41 can change the amplitude of ultrasonic wave, improve vibration velocity ratio, and the energy for improving ultrasonic wave passes
Pass efficiency.Optionally, as shown in figure 3, the radial section product of the luffing body of rod 41 can change, such as the luffing body of rod 41 can be formed
It for stairstepping bar, tapered rod etc., not only processes and easy to assembly, is easy to guarantee machining accuracy, be conducive to improve working frequency essence
Degree and ultrasonic wave effect, and cumulative may be implemented, improve ultrasonic wave transmission efficiency.
In addition, as Figure 1-Figure 5, transmitting disk 42 can be located at one end of the separate piezoelectric element 10 of the luffing body of rod 41,
It can be continued to be transferred to transmitting disk 42 by the ultrasonic wave that the second end block 30 is transferred to the luffing body of rod 41, and then have transmitting disk 42 outside
Transmitting.Transmitting disk 42 can externally protrude out in the outer peripheral surface of one end of the separate piezoelectric element 10 of the luffing body of rod 41, thus, it is possible to increase
The area for launching outward ultrasonic wave allows ultrasonic oscillator device 100 to act on larger range of medium, to improve ultrasound effect
Fruit.
It should be noted that the structure of transmitting disk 42 includes but is not limited to head of the trumpet shown in Fig. 1-Fig. 5, at other
In embodiment, it is only necessary to meet transmitting disk 42 outwardly protrude in the luffing body of rod 41 separate piezoelectric element 10 one end periphery
The requirement in face.
In the present invention, it can be applied to according to the ultrasonic oscillator device 100 of the utility model embodiment a variety of
Field.In some embodiments, ultrasonic oscillator device 100 can be installed on washing facility, and here, washing facility can be to wash
Rice machine, dish-washing machine, washing machine etc..It is micro- that the mechanism and cavitation of ultrasonic wave can treat the pit of washing member, gap etc.
It sees structure to be cleaned, the harmful substances such as dirty, pesticide of removal are more thorough, improve detersive efficiency and washing effect.
It in further embodiments, include being implemented according to the utility model according to the cooking apparatus of the utility model embodiment
The ultrasonic oscillator device 100 of example, here, cooking apparatus can be electric cooker, electric pressure cooking saucepan, soup pot, stew cup, health-promotion kettle, beans
Pulp grinder or wall-breaking machine etc..Since there is above-mentioned beneficial skill according to the ultrasonic oscillator device 100 of the utility model embodiment
Art effect, therefore high voltage creepage phenomenon can be effectively improved according to the cooking apparatus of the utility model embodiment, reduce user
Electric shock risk avoids generating injury to human body, more securely and reliably.
Further, ultrasonic oscillator device 100 can be installed on the pot cover of cooking apparatus, the inner cover or lid of pot cover
Mounting hole can be equipped on plate, ultrasonic oscillator device 100 can be threaded through in mounting hole.In 100 work of ultrasonic oscillator device
When making, vibrating arm 40 can be protruded into the cooking cavity of cooking apparatus, the ultrasonic wave emitted by vibrating arm 40 can directly or
Ground connection is ultrasonically treated the food materials in cooking cavity.
The mechanism and cavitation of ultrasonic wave can not only pre-process food materials when not cooked, removal
The harmful substances such as dirty, pesticide, meat blood in food materials, more clean safety, and can reduce in food materials during the cooking process
Nutritional ingredient extraction time and food materials the tasty time, food materials mouthfeel is more preferable, while can also be right after culinary art
Cooking apparatus is cleaned by ultrasonic, and disperses the incrustation being attached in the cavity wall of cooking cavity, is loose, falling off, realizing cooking apparatus
Automatically cleaning, cleaning be more easier, completely.
According to other of the cooking apparatus of the utility model embodiment and ultrasonic oscillator device 100 composition and operation pair
For those of ordinary skill in the art be all it is known, be not detailed herein.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
In the description of this specification, the description of reference term " embodiment ", " specific embodiment ", " example " etc. means to tie
Close at least one reality that the embodiment or example particular features, structures, materials, or characteristics described are contained in the utility model
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or show
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model are defined by the claims and their equivalents.
Claims (15)
1. a kind of ultrasonic oscillator device characterized by comprising
Piezoelectric element, the piezoelectric element include piezoelectric patches and the electrode slice that is connected with the piezoelectric patches；
First end block and the second end block, first end block and second end block are respectively provided at axial the two of the piezoelectric element
End；
Vibrating arm, the vibrating arm are located at one end far from the piezoelectric element of second end block；
First dead ring, first dead ring are located between the piezoelectric element and second end block；
Fastener, the fastener penetrate first end block, the piezoelectric element, first dead ring, the second end
Block and the vibrating arm are with by first end block, the piezoelectric element, first dead ring, second end block and described
Vibrating arm links together.
2. ultrasonic oscillator device according to claim 1, which is characterized in that
First dead ring is aluminium oxide ceramics ring or zirconia ceramics ring.
3. ultrasonic oscillator device according to claim 1, which is characterized in that
Insulation set between the fastener and the piezoelectric element, the part that the fastener is contacted with the piezoelectric element are
Plastic part.
4. ultrasonic oscillator device according to claim 1, which is characterized in that the thickness H1 of first dead ring is full
Foot: 4mm≤H1≤7mm.
5. ultrasonic oscillator device according to claim 1, which is characterized in that the thickness H1 of first dead ring and institute
The thickness H2 for stating piezoelectric patches meets: 3mm≤H2≤6mm, 10mm≤H1+H2≤13mm.
6. ultrasonic oscillator device according to claim 1, which is characterized in that further include:
Insulation sleeve, the insulation are set between the fastener and the piezoelectric element so that the fastener with it is described
Insulation set between piezoelectric element.
7. ultrasonic oscillator device according to claim 6, which is characterized in that second end block towards described first
The inner peripheral surface of one end of dead ring is equipped with first annular groove, is equipped with the first sealant layer in the first annular groove.
8. ultrasonic oscillator device according to claim 7, which is characterized in that further include:
One end of the insulation sleeve extends in the first annular groove, and first sealant layer is arranged at described exhausted
Between the outer peripheral surface of edge set and the inner peripheral surface of the first annular groove.
9. ultrasonic oscillator device according to claim 1 to 8, which is characterized in that further include:
Second dead ring, second dead ring are worn by the fastener and are located at the piezoelectric element and first end block
Between.
10. ultrasonic oscillator device according to claim 9, which is characterized in that the inner peripheral surface of first end block is equipped with
Second annular groove, the other end of the insulation sleeve extend in the second annular groove, in the second annular groove also
Equipped with the second sealant layer, second sealant layer be arranged at the second annular groove inner peripheral surface and the insulation
Between the outer peripheral surface of set.
11. ultrasonic oscillator device according to claim 1 to 8, which is characterized in that further include:
First insulation glue-line, the periphery of first dead ring face out the outer peripheral surface beyond the piezoelectric element, and described first
Insulation glue-line is arranged on the outer peripheral surface of first dead ring.
12. ultrasonic oscillator device according to claim 11, which is characterized in that further include:
Second insulation glue-line, the periphery of second dead ring face out the outer peripheral surface beyond the piezoelectric element, and described second
Insulation glue-line is arranged on the outer peripheral surface of second dead ring.
13. ultrasonic oscillator device according to claim 1, which is characterized in that the electrode slice includes three and difference
For positive plate, the first negative electrode tab and the second negative electrode tab, the piezoelectric patches includes two be stacked, and the positive plate is folded in
Between two piezoelectric patches, first negative electrode tab is folded between first end block and the piezoelectric patches, and described second
Negative electrode tab is folded between the piezoelectric patches and first dead ring.
14. ultrasonic oscillator device according to claim 1, which is characterized in that further include:
Ground line, the ground line are electrically connected the ground connection to realize the vibrating arm, the vibrating arm and institute with the vibrating arm
It states the second end block to be integrally formed, the outer peripheral surface of second end block is equipped with the mounting flange outwardly protruded, the mounting flange
The mounting post of protrusion is equipped with towards the one side of first end block, one end of the ground line is equipped with connecting ring, the connecting ring
It is connected with the mounting post by securing member.
15. a kind of cooking apparatus, which is characterized in that filled including ultrasonic oscillator described according to claim 1 any one of -14
It sets.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821599181.4U CN208912472U (en) | 2018-09-28 | 2018-09-28 | Ultrasonic oscillator device and cooking apparatus with it |
| CA3114127A CA3114127C (en) | 2018-09-28 | 2019-07-05 | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| US17/280,889 US11569607B2 (en) | 2018-09-28 | 2019-07-05 | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| JP2020572796A JP7078764B2 (en) | 2018-09-28 | 2019-07-05 | Power coupler, ultrasonic vibrating device, ultrasonic vibrator, mounting assembly, cover assembly, cooking utensils and heating equipment |
| EP19865610.0A EP3841927A4 (en) | 2018-09-28 | 2019-07-05 | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| PCT/CN2019/094914 WO2020063015A1 (en) | 2018-09-28 | 2019-07-05 | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| JP2022082493A JP7318061B2 (en) | 2018-09-28 | 2022-05-19 | Power Couplers, Ultrasonic Vibrators, Ultrasonic Transducers, Mounting Assemblies, Cover Assemblies, Cookware and Heating Appliances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821599181.4U CN208912472U (en) | 2018-09-28 | 2018-09-28 | Ultrasonic oscillator device and cooking apparatus with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208912472U true CN208912472U (en) | 2019-05-31 |
Family
ID=66707686
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821599181.4U Active CN208912472U (en) | 2018-09-28 | 2018-09-28 | Ultrasonic oscillator device and cooking apparatus with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208912472U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020063015A1 (en) * | 2018-09-28 | 2020-04-02 | 佛山市顺德区美的电热电器制造有限公司 | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| CN110961335A (en) * | 2018-09-28 | 2020-04-07 | 佛山市顺德区美的电热电器制造有限公司 | Ultrasonic vibrator device and cooking utensil with same |
| CN111318442A (en) * | 2020-03-17 | 2020-06-23 | 青岛海尔洗衣机有限公司 | Ultrasonic transducer, ultrasonic device and clothes treatment equipment |
-
2018
- 2018-09-28 CN CN201821599181.4U patent/CN208912472U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020063015A1 (en) * | 2018-09-28 | 2020-04-02 | 佛山市顺德区美的电热电器制造有限公司 | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| CN110961335A (en) * | 2018-09-28 | 2020-04-07 | 佛山市顺德区美的电热电器制造有限公司 | Ultrasonic vibrator device and cooking utensil with same |
| CN110961335B (en) * | 2018-09-28 | 2021-10-26 | 佛山市顺德区美的电热电器制造有限公司 | Ultrasonic vibrator device and cooking utensil with same |
| US11569607B2 (en) | 2018-09-28 | 2023-01-31 | Foshan Shunde Midea Electrical Heating Appliances Manufacturing Co., Ltd. | Power coupler, ultrasonic oscillator device, ultrasonic oscillator, mounting assembly, cover body assembly, cooking utensil and heating apparatus |
| CN111318442A (en) * | 2020-03-17 | 2020-06-23 | 青岛海尔洗衣机有限公司 | Ultrasonic transducer, ultrasonic device and clothes treatment equipment |
| WO2021185023A1 (en) * | 2020-03-17 | 2021-09-23 | 青岛海尔洗衣机有限公司 | Ultrasonic transducer, ultrasonic apparatus and clothing processing device |
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