CN109619374A - Thawing apparatus - Google Patents
Thawing apparatus Download PDFInfo
- Publication number
- CN109619374A CN109619374A CN201710931722.2A CN201710931722A CN109619374A CN 109619374 A CN109619374 A CN 109619374A CN 201710931722 A CN201710931722 A CN 201710931722A CN 109619374 A CN109619374 A CN 109619374A
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- defrosting
- plate
- processed
- ultrasonic wave
- ultrasonic
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- 238000010257 thawing Methods 0.000 title claims abstract description 277
- 239000007769 metal material Substances 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 20
- 238000009434 installation Methods 0.000 claims description 4
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000004904 shortening Methods 0.000 abstract description 5
- 239000002184 metal Substances 0.000 abstract 1
- 238000009429 electrical wiring Methods 0.000 description 22
- 238000004321 preservation Methods 0.000 description 14
- 238000007710 freezing Methods 0.000 description 12
- 230000008014 freezing Effects 0.000 description 12
- 230000004308 accommodation Effects 0.000 description 11
- 230000008859 change Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 235000013305 food Nutrition 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000004438 eyesight Effects 0.000 description 5
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 230000000116 mitigating effect Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 210000004369 blood Anatomy 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 235000015277 pork Nutrition 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000002604 ultrasonography Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009920 food preservation Methods 0.000 description 1
- 235000013611 frozen food Nutrition 0.000 description 1
- 210000000232 gallbladder Anatomy 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003331 infrared imaging Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L3/00—Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
- A23L3/36—Freezing; Subsequent thawing; Cooling
- A23L3/365—Thawing subsequent to freezing
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B4/00—General methods for preserving meat, sausages, fish or fish products
- A23B4/06—Freezing; Subsequent thawing; Cooling
- A23B4/07—Thawing subsequent to freezing
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Polymers & Plastics (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Health & Medical Sciences (AREA)
- Nutrition Science (AREA)
- Freezing, Cooling And Drying Of Foods (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention provides a kind of thawing apparatus.The thawing apparatus includes that the shell for defining defrosting chamber, the device door body of pick-and-place mouth for being opened and closed defrosting chamber, ultrasonic wave occur module and the ultrasonic oscillator that module is electrically connected occur with ultrasonic wave.The ultrasonic signal that ultrasonic oscillator is configured to occur according to ultrasonic wave module generation generates corresponding ultrasonic wave in defrosting chamber, and the object to be processed that thaws.Thawing apparatus further includes the metal Plate for defrosting for holding object to be processed, is arranged in defrosting chamber.Plate for defrosting for holding object to be processed of the invention is made of metal material, and energy loss of the ultrasonic wave at Plate for defrosting is reduced, and then improve the rate for the object to be processed that thaws, the time required to shortening defrosting.
Description
Technical field
The present invention relates to food defrosting fields, more particularly to a kind of ultrasonic wave thawing apparatus.
Background technique
Food product refrigeration preservation is a kind of efficient food preservation method, it had not only been able to maintain the food quality of high quality, but also not
Food can be made to be contaminated, be widely applied in daily life.And Chinese family generally requires to thaw to easy cutting in culinary art
State (about -5 DEG C) is warming up to the temperature of food to be thawed quickly and evenly easily from freezing state (about -18 DEG C)
Cut state is always the problem of people widely pay close attention to.
However in the prior art, time-consuming for the defrosting of air thawing, water thawing, vulnerable to microorganism and germ contamination, nutrition
Component damages are more, and internal-external temperature difference is big and is difficult to control the progress thawed；Heater strip, heating tube are thawed quickly, but juice loss
Seriously, it thaws uneven, has heated well-done outside usual food, inside is still in freezing state；The thawing rate of microwave thawing
Fastly, not vulnerable to microorganism and germ contamination, and nutrient component damages are few, and shortcoming is to thaw unevenly, part easily occur and burn
Burnt phenomenon.Comprehensively consider, needs a kind of uniform thawing apparatus that thaws in design.
Summary of the invention
It is an object of the present invention to provide a kind of efficient thawing apparatus.
A further object of the present invention is to defrosting uniformities to be improved.
Particularly, the present invention provides a kind of thawing apparatus, comprising:
Shell inside defines the defrosting chamber with open top, for placing object to be processed；
Device door body is set at the open top of the defrosting chamber, for being opened and closed the open top；
Module occurs for ultrasonic wave, is configured to generate ultrasonic signal；With
Ultrasonic oscillator, be set as with the ultrasonic wave occur module be electrically connected, with according to the ultrasonic signal in institute
It states and generates corresponding ultrasonic wave in defrosting chamber, and the object to be processed that thaws；
Plate for defrosting is set in the defrosting chamber, including the Plate for defrosting ontology for holding the object to be processed；And
The Plate for defrosting is made of metal material, to reduce energy loss of the ultrasonic wave at the Plate for defrosting.
Optionally, the ultrasonic wave generation module is configured that
It is alternately produced the axial wave signal of first time and the radial wave signal of the second time.
Optionally, the first time is 25~35s；
Second time is 15~25s.
Optionally, the ultrasonic oscillator is installed on the bottom surface of the Plate for defrosting, will be described to pass through the Plate for defrosting
The ultrasonic wave Transmit evenly that ultrasonic oscillator generates gives the object to be processed, and then improves the speed and for the object to be processed of thawing
Even property.
Optionally, the Plate for defrosting is made of titanium alloy；And
The Plate for defrosting ontology with a thickness of 0.8~1mm, while to save material, avoid the Plate for defrosting ontology because
The vibration damage of the ultrasonic oscillator.
Optionally, the Plate for defrosting is made of stainless steel；And
The Plate for defrosting ontology with a thickness of 0.6~0.8mm, while to save material, avoid the Plate for defrosting ontology
Because of the vibration damage of the ultrasonic oscillator.
Optionally, the Plate for defrosting ontology has bottom plate and in conjunction with the bottom plate and facing each other in respective bottom end
Four circumferential side plates, with formed there is upward opening hold space for hold the object to be processed；
The Plate for defrosting further includes mounting portion, is set as the top from each circumferential side plate towards away from the Plate for defrosting
The vertical central axial line of ontology extends, for installing the Plate for defrosting；
The thawing apparatus further includes support frame, is placed in the defrosting chamber, the mounting portion be set as with it is described
It is fixedly connected at the top of support frame；And
There are gap between the upper surface of the bottom wall of the bottom surface of the bottom plate of the Plate for defrosting ontology and the defrosting chamber,
Influence when mitigating ultrasonic oscillator vibration to the shell.
Optionally, 1.2~2 times of the thickness with a thickness of the Plate for defrosting ontology of the mounting portion, to improve the solution
Freeze disk installation and the stability on support frame as described above, and avoids the Plate for defrosting because of the vibration damage of the ultrasonic oscillator.
Optionally, the bottom plate of the Plate for defrosting ontology and circumferential side plate and circumferential side plate and the mounting portion are round and smooth mistake
Connection is crossed, to improve the intensity of the Plate for defrosting.
Optionally, elastic damping material is provided between the mounting portion and support frame as described above, to mitigate the ultrasonic wave
To the influence of support frame as described above and the shell when oscillator vibration.
Plate for defrosting for holding object to be processed of the invention is made of metal material, and reduces ultrasonic wave at Plate for defrosting
Energy loss, and then the rate for the object to be processed that thaws is improved, the time required to shortening defrosting.
Further, present inventor carries out in-depth study by the defrosting characteristic to ultrasonic wave, creatively
It was found that making ultrasonic oscillator correspondingly in defrosting chamber by being alternately produced axial wave signal and radial wave signal in course of defrosting
Indoor generation axial ultrasonic wave and radial ultrasonic wave object to be processed indoor to defrosting chamber thaw, and not but not occur different
The phenomenon that sound wave interference weakens, can improve the energy density that sound wave transmits in object to be processed instead, generate beneficial special-shaped wave,
Compared to the ultrasonic wave defrosting object to be processed using single direction, the time required to shortening defrosting, and object to be processed is improved
Temperature uniformity.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
Some specific embodiments of the present invention is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter.
Identical appended drawing reference denotes same or similar part or part in attached drawing.It should be appreciated by those skilled in the art that these
What attached drawing was not necessarily drawn to scale.In attached drawing:
Fig. 1 is the schematic cross sectional views of thawing apparatus according to an embodiment of the invention；
Fig. 2 is the schematic knot of the bottom surface of the Plate for defrosting according to an embodiment of the invention for being equipped with multiple energy converters
Composition；
Fig. 3 is the schematic cross sectional views of refrigerator according to an embodiment of the invention, and wherein thawing apparatus is arranged in refrigerator
Freezing compartment；
Fig. 4 is the schematic diagram of the accommodation space inner wall according to an embodiment of the invention for being provided with wiring duct box；
Fig. 5 is the schematic structure of the accommodation space inner wall in accordance with another embodiment of the present invention for being provided with wiring duct box
Figure；
Fig. 6 is the schematic structure of the accommodation space inner wall for being provided with wiring duct box of another embodiment according to the present invention
Figure；
Fig. 7 is the time-temperature change curve schematic diagram of object to be processed according to an embodiment of the invention；
Fig. 8 is the schematic diagram of progress display area according to an embodiment of the invention；
Fig. 9 is the schematic diagram of thawing apparatus and thawing apparatus according to an embodiment of the invention with refrigerator being electrically connected；
Figure 10 is the detail flowchart of ultrasonic wave unfreezing control method according to an embodiment of the invention.
Specific embodiment
Fig. 1 is the schematic cross sectional views of thawing apparatus 100 according to an embodiment of the invention.Referring to Fig. 1, thawing apparatus
100 may include shell 110, device door body 120, ultrasonic wave generation module 190 and ultrasonic oscillator.Specifically, shell 110 limits
There is the defrosting chamber 111 for placing object to be processed.Device door body 120 may be disposed at the pick-and-place mouth of defrosting chamber 111, be used for
It is opened and closed the pick-and-place mouth of defrosting chamber 111.To pick and place object to be processed convenient for user, defrosting chamber 111 can have open top, that is, solve
The pick-and-place mouth for freezing chamber 111 is set to its top side, and device door body 120 is set at the open top.Module 190 occurs for ultrasonic wave
For generating ultrasonic signal (acoustic signals for referring generally to frequency higher than 20KHz).Ultrasonic wave occurs module 190 and is preferably disposed on
Except shell 110, in order to repair.Ultrasonic oscillator may be configured as being electrically connected with ultrasonic wave generation module 190, according to ultrasound
Wave signal generates corresponding ultrasonic wave in defrosting chamber 111, and the object to be processed that thaws.In the present invention, ultrasonic signal
Frequency is preferably 30~100kHz, such as 30kHz, 65kHz or 100kHz, which has stronger penetration capacity, can mention
The rate of height defrosting object to be processed, and make object internal and external temperature to be processed uniform.The power of ultrasonic signal is preferably 15~
70W, for example, 15W, 35W, 50W or 70W, can make thawing apparatus 100 have compared with low energy consumption while, realize splendid defrosting
Effect.
Particularly, ultrasonic wave generation module 190 is configured in course of defrosting, generates the ultrasonic wave letter of multiple directions of propagation
Number, such as the vertical direction of ultrasonic direction of wave travel and thawing apparatus 100 is in 0 °, 30 °, 60 °, 90 ° etc. of angle.The application's
Inventor carries out in-depth study by the defrosting characteristic to ultrasonic wave, and multiple propagation sides are used creatively in course of defrosting
To ultrasonic wave thaw to the object to be processed in defrosting chamber 111, compared to using single direction ultrasonic wave thaw to
Processed material the time required to shortening defrosting, and improves the temperature uniformity of object to be processed.
In some preferred embodiments, the ultrasonic signal of multiple directions of propagation may include axial wave signal and radial wave letter
Number.Ultrasonic oscillator may include first transducer 131 and second transducer 132.Wherein be configured to can basis for first transducer 131
Axial wave signal generates the vibration of axial direction, and then axial ultrasonic wave, second transducer 132 are generated in defrosting chamber 111
It is configured to that the vibration of radial direction can be generated according to radial wave signal, and then generates radial ultrasonic wave in defrosting chamber 111.It is super
Module 190, which occurs, for sound wave can be further configured to be alternately produced axial wave signal and radial wave signal in course of defrosting.At this
In invention, axial ultrasonic wave is ultrasonic wave of the direction of propagation perpendicular to the mounting surface of first transducer 131, and radial ultrasonic wave is
The direction of propagation be parallel to second transducer 132 mounting surface and ultrasonic wave.In some embodiments, first transducer
131 can be made of magnetostriction materials.132 piezoceramic material of second transducer is made.In this embodiment, ultrasonic wave occurs
It is preferably 30~40W, the frequency of radial wave signal that the frequency for the axial wave signal that module 190 generates, which is preferably 40~50kHz, power,
It is preferably 15~25W that rate, which is preferably 50~70kHz, power, has longer service life with guarantee respective transducer, simultaneously
With preferable defrosting effect.
Present inventor's discovery creative through a large amount of experiment, is alternately produced axial wave signal in course of defrosting
With radial wave signal, ultrasonic oscillator is set correspondingly to generate axial ultrasonic wave and radial ultrasonic wave in defrosting chamber 111, not only
Will not there is a phenomenon where different sound wave interferences to weaken, the energy density that sound wave transmits in object to be processed can be improved instead, generate
Beneficial special-shaped wave further shortens the time needed for thawing, improves the temperature uniformity of object to be processed.
In course of defrosting, every time generate axial wave signal time be preferably 25~35 seconds, such as 25s, 30s or
35s.Generating the time of radial wave signal every time is preferably 15~25 seconds, such as 15s, 20s or 25s.It can make axial ultrasonic wave
It is suitable beneficial to special-shaped wave to be formed with radial ultrasonic wave, enhances defrosting effect.
In some preferred embodiments, module 190, which occurs, for ultrasonic wave may be additionally configured at interval of a preset interval time
The direction of a ultrasonic signal is adjusted, to avoid the damage for the mounting surface for causing ultrasonic oscillator.Interval time is preferably 1
~3 seconds, such as 1s, 2s or 3s, with not impaired simultaneously in the mounting surface for guaranteeing ultrasonic oscillator, shortening is thawed to be processed
Time needed for object.
Fig. 2 is the signal of the bottom surface of the Plate for defrosting 140 according to an embodiment of the invention for being equipped with multiple energy converters
Property structure chart.Referring to fig. 2, the quantity of first transducer 131 and/or second transducer 132 can be multiple, be thawed with improving wait locate
Manage the efficiency of object.Multiple first transducers 131 may be disposed at same mounting plane, and be located at the same side of the mounting plane, with
The ultrasonic wave for avoiding multiple first transducers 131 from generating interferes.It is flat that multiple second transducers 132 are set to same installation
Face, and it is located at the same side of the mounting plane, the ultrasonic wave generated to avoid multiple second transducers 132 interferes.Scheming
Show in embodiment, the quantity of first transducer 131 and second transducer 132 is two and is arranged at same mounting plane.
And when the mounting plane is divided into four regions by the central axial line of its length direction and width direction, it is all provided in each region
It is equipped with an energy converter.
In some preferred embodiments, when the quantity of first transducer 131 is multiple, multiple first transducers 131
Model is all the same.And multiple first transducers 131 can be configured to be worked asynchronously according to axial wave signal, that is, start simultaneously at work,
It is simultaneously stopped work, is damaged to avoid the mounting surface of first transducer 131.Multiple first transducers 131 can be evenly distributed
In in the mounting surface, so as to be provided with one in each region when mounting surface is divided into the multiple regions of area equation
First transducer 131 can prevent ultrasonic wave to be unevenly distributed in plane that is parallel with mounting surface or being overlapped, local energy mistake
It is few, the temperature uniformity for the object to be processed that influences to thaw.The axis perpendicular to mounting plane of any two first transducer 131 it
Between distance be axial wave signal wavelength integral multiple, to avoid multiple first transducers 131 generate ultrasonic wave it is mutually dry
It relates to.Those skilled in the art are intelligible, generate since all in accordance with ultrasonic wave module 190 occurs for multiple first transducers 131
The work of axial wave signal, then the parameters such as frequency, power, phase of ultrasonic wave that multiple first transducers 131 generate are all the same.
Similarly, when the quantity of second transducer 132 is multiple, the model of multiple second transducers 132 is all the same.And
Multiple second transducers 132 can be configured to be worked asynchronously according to axial wave signal, that is, starts simultaneously at work, be simultaneously stopped work,
It is damaged to avoid the mounting surface of second transducer 132.Multiple second transducers 132 can be distributed evenly in the mounting surface
On, so as to be provided with a second transducer in each region when mounting surface is divided into the multiple regions of area equation
132, ultrasonic wave can be prevented to be unevenly distributed in plane that is parallel with mounting surface or being overlapped, local energy is very few, influences to solve
Freeze the temperature uniformity of object to be processed.The distance between the axis perpendicular to mounting plane of any two second transducer 132
For the integral multiple of the wavelength of axial wave signal, the ultrasonic wave generated to avoid multiple second transducers 132 is interfered.
In some embodiments, thawing apparatus 100 may also include Plate for defrosting 140, is set in defrosting chamber 111, is used for
Hold object to be processed.Plate for defrosting 140 can be made of metal material, to reduce energy loss of the ultrasonic wave at Plate for defrosting 140.?
In some preferred embodiments, ultrasonic oscillator is mountable to the bottom surface of Plate for defrosting 140, to pass through Plate for defrosting 140 to ultrasonic wave
The ultrasonic wave that oscillator generates amplifies, and Transmit evenly gives object to be processed, so improve the object to be processed of thawing speed and
Uniformity.Ultrasonic oscillator preferably passes through the bottom surface that couplant is pasted on Plate for defrosting 140, to improve the steady of ultrasonic oscillator
It is qualitative, and reduce ultrasonic wave loss.
In some further preferred embodiments, Plate for defrosting 140 may include Plate for defrosting ontology and mounting portion.Plate for defrosting sheet
Body can be surrounded by bottom plate and four circumferential side plates facing each other, and bottom plate and four circumferential side plates are collectively formed with upward opening
Hold space.Mounting portion may be configured as prolonging from the top of each circumferential side plate towards the vertical central axial line away from Plate for defrosting ontology
It stretches, for installing Plate for defrosting 140.Thawing apparatus 100 may also include support frame 150, be placed in defrosting chamber 111, mounting portion
It is set as being fixedly connected with the top of support frame 150.And the bottom wall of the bottom surface of the bottom plate of Plate for defrosting ontology and defrosting chamber 111
Upper surface between influence there are gap, when mitigating ultrasonic oscillator vibration to shell 110.The bottom plate of Plate for defrosting ontology with
Circumferential side plate and circumferential side plate can be that rounding off is connect with mounting portion, to improve the intensity of Plate for defrosting 140.In the present invention
In, mounting portion can be fixedly connected with support frame 150 by fastener.It may be provided with elasticity between mounting portion and support frame 150 to subtract
Shake material, influence when mitigating ultrasonic oscillator vibration to support frame 150 and shell 110.
In some further preferred embodiments, Plate for defrosting 140 can be made of titanium alloy.The thickness of Plate for defrosting ontology can
For 0.8~1mm, such as 0.8mm, 0.9mm or 1mm, to avoid Plate for defrosting ontology because of ultrasonic oscillator while saving material
Vibration damage.In other further preferred embodiments, Plate for defrosting 140 can be made of stainless steel.Plate for defrosting ontology
Thickness can be 0.6~0.8mm, such as 0.6mm, 0.7mm or 0.8mm, with while saving material, avoid Plate for defrosting ontology because
The vibration damage of ultrasonic oscillator.The thickness of mounting portion can be 1.2~2 times of the thickness of Plate for defrosting ontology, such as 1.2 times, 1.5
Times or 2 times, to improve the installation of Plate for defrosting 140 and the stability on support frame 150, and avoid Plate for defrosting 140 because of ultrasonic oscillator
Vibration damage.
In some embodiments, thawing apparatus 100 may also include the protective shell 170 covered at outside ultrasonic oscillator, fixed
In the bottom surface of Plate for defrosting 140, to prevent ultrasonic oscillator from damaging.Protective shell 170 may be provided with it is multiple in the thickness direction thereof
Through its grid hole, in order to ultrasonic oscillator heat dissipation.The lower part of shell 110 can offer cable-through hole 112.Ultrasonic oscillator
Electrical wiring be set as drawing from grid hole, be electrically connected via cable-through hole 112 and ultrasonic wave generation module 190.In the embodiment
In, it can be shaken between the upper surface of the bottom wall of the bottom surface and defrosting chamber 111 of protective shell 170 there are gap with mitigating ultrasonic wave
Influence when son vibration to shell 110.
In some embodiments, thawing apparatus 100 may also include detection module 160.Detection module 160 may include that temperature passes
Sensor, for sensing the surface temperature of the object to be processed in defrosting chamber 111.Temperature sensor can be configured to feel for every 2~5 minutes
Survey the surface temperature of the object to be processed in primary defrosting chamber 111, such as 2min, 3min, 4min or 5min.Thawing apparatus 100
The temperature value (surface temperature of object i.e. to be processed) that can be configured to be sensed according to temperature sensor judges whether object to be processed solves
Freeze and complete: if the temperature value that temperature sensor senses is more than or equal to a preset target temperature, judging that object to be processed thaws
It completes；If the temperature value that temperature sensor senses is less than target temperature, judge that object to be processed does not thaw completions, ultrasonic wave is sent out
Raw module 190 continues to generate the ultrasonic signal that power is defrosting power.In the present invention, target temperature can be -5~-3 DEG C,
Such as -5 DEG C, -4 DEG C or -3 DEG C.
Thawing apparatus 100 can be further configured for when judge object to be processed thaw complete when, in a preset reminder time
Interior sending vision and/or audible signal are reminded user to thaw and are completed, and object to be processed can be taken out out of defrosting chamber 111；When wait locate
When reason object takes out out of defrosting chamber 111 within reminder time, stop issuing vision and/or audible signal.In other words, when to
When processed material is removed within reminder time or is not removed yet beyond reminder time, stopping issues the user with alerting signal.
Fig. 3 is the schematic cross sectional views of refrigerator 200 according to an embodiment of the invention, and wherein thawing apparatus 100 is arranged
In the freezing compartment 213 of refrigerator 200.Referring to Fig. 3, refrigerator 200 generally may include defining compressor room 214 and at least one
The compartment door body of the cabinet 210 of a storage room, pick-and-place mouth for being opened and closed each storage room respectively, and is set to one
The thawing apparatus 100 of storage room.In the illustrated embodiment, the quantity of thawing apparatus 100 is one.Between the storing of refrigerator 200
The quantity of room can be three, respectively refrigerator room 211, alternating temperature compartment 212 and freezing compartment 213, and be respectively used to be opened and closed
Refrigeration door body 221, alternating temperature door body 222 and the freezing door body 223 of refrigerator room 211, alternating temperature compartment 212 and freezing compartment 213.For
Optimize the storage space of refrigerator 200, refrigerator room 211 and freezing compartment 213 are usually divided by partition and/or drawer 240 more
The accommodation space of a refinement.
In addition, also illustratable be, knownly, refrigerator room 211 refers to the preservation to food materials to those skilled in the art
The storage room that temperature is 0~+8 DEG C；The storing that it is -20~-15 DEG C between the preservation temperature of food materials that freezing compartment 213, which refers to,
Room；Alternating temperature compartment 212 refer to can to a wide range (such as adjusting range can at 4 DEG C or more, and be adjustable to 0 DEG C or more or 0 DEG C with
Under) change the storage room of its preservation temperature, its general preservation temperature may span across refrigeration, soft freezing (generally -4~0 DEG C) and
Cryogenic temperature, preferably -18~+5 DEG C.
Compressor room 214 may include compressor, the master control borad 230 for controlling the operation of refrigerator 200 and be used for as refrigerator
The circumscripted power line of 200 operation power supplies.In some preferred embodiments, module 190, which occurs, for ultrasonic wave may be configured as and master control borad
230 electrical connections, to obtain electric energy from master control borad 230.Thawing apparatus 100 may also include selecting module.Selecting module is settable
It is electrically connected for module 190, first transducer 131 and second transducer 132 occurs with ultrasonic wave respectively, and is configured to work as ultrasonic wave
When the generation axial wave signal of module 190 occurs, the circuit between module 190 and first transducer 131 occurs for conducting ultrasonic wave, and
Block ultrasonic wave that the circuit between module 190 and second transducer 132 occurs, so that first transducer 131 is believed according to axial wave
Axial ultrasonic wave is generated number in defrosting chamber 111；When module 190, which occurs, for ultrasonic wave generates radial wave signal, conducting ultrasound
Circuit between module 190 and second transducer 132 occurs for wave, and blocks ultrasonic wave that module 190 and first transducer 131 occurs
Between circuit so that second transducer 132 generates radial ultrasonic wave according to radial wave signal in defrosting chamber 111.
In some preferred embodiments, the outside that module 190 may be disposed at the foaming layer of cabinet 210 occurs for ultrasonic wave, with
The heat dissipation of module 190 occurs convenient for ultrasonic wave.In some embodiments, module 190, which occurs, for ultrasonic wave may be disposed at compressor room
In 214, in order to which the maintenance of module 190 occurs for ultrasonic wave, and being electrically connected for module 190 and master control borad 230 occurs convenient for ultrasonic wave
It connects.In this embodiment, selecting module may be disposed at the surface that module 190 occurs for ultrasonic wave, and be arranged right with shell 110
The position answered, in order to which with ultrasonic oscillator and ultrasonic wave being electrically connected for module 190 occurs for selecting module.In other embodiments
In, module 190, which occurs, for ultrasonic wave may be disposed at the position corresponding with shell 110 on the outside of the rear wall of foaming layer, in order to super
The electrical connection of acoustic wave transducer (first transducer 131 and second transducer 132).The postnotum of cabinet 210 can have one forward
The accommodation groove 215 of recess, ultrasonic wave occur module 190 and are set in accommodation groove 215, in order to which module 190 occurs for ultrasonic wave
Maintenance.Cabinet 210 may also include an accommodating cover board.Accommodating cover board is removable installed in the opening of accommodation groove 215, to keep away
Exempt from ultrasonic wave and the damage of module 190 occurs, and improves the aesthetics of refrigerator 200.In this embodiment, selecting module can be with ultrasonic wave
Module 190 occurs to be set along in accommodation groove 215, in order to which with ultrasonic wave being electrically connected for module 190 occurs for selecting module.
In some embodiments, thawing apparatus 100 can the front-rear direction controllably along refrigerator 200 move, in order to pick and place
Object to be processed.Refrigerator 200 may also include wiring duct box 250.Wiring duct box 250 may be disposed at the interior of the storage room where shell 110
On gallbladder wall, the accommodating space for accommodating at least partly electrical wiring drawn from shell 110 is inside defined.Wiring duct box 250 can
Line inlet port 251 and line outlet 252 are offered respectively, and the electrical wiring drawn from shell 110 may be configured as entering to through line inlet port 251
Accommodating space, and draw through line outlet 252 and be electrically connected with refrigerator 200, to be moved in shell 110 in the front-rear direction of refrigerator 200
When, prevent electrical wiring from damaging.The horizontal centre axis of line inlet port 251 is preferably the horizontal centre with the cable-through hole 112 of shell 110
Middle line is overlapped, to avoid electrical wiring Caton during the motion.
Fig. 4 is the schematic structure of the accommodation space inner wall according to an embodiment of the invention for being provided with wiring duct box 250
Figure.Referring to fig. 4, in some preferred embodiments, the part electrical wiring being set in wiring duct box 250 can in the shape of a spiral, in shell
Stretcher strain when body 110 moves forward, the compressive deformation when shell 110 moves backward prevent electrical wiring from damaging.Wiring duct box 250
In may be provided with a guiding axis 253 extended along the front-rear direction of refrigerator 200, the electrical wiring being set in wiring duct box 250 can set
It is set to and is extended spirally around guiding axis 253, electrical wiring is limited to only to stretch or compress along the front-rear direction of refrigerator 200 to become
Shape.Wiring duct box 250 can be cylindrical shell 110, further to be limited to only stretch along the front-rear direction of refrigerator 200 by electrical wiring
Or compressive deformation.The line inlet port 251 of wiring duct box 250 may be disposed on the peripheral wall of wiring duct box 250, and may be configured as along refrigerator 200
Front-rear direction extend, to improve the smoothness of electrical wiring compressive deformation when shell 110 moves backward, that is, be located at ultrasonic wave shake
Electrical wiring between son and line inlet port 251 enters the smoothness of wiring duct box 250.The length of line inlet port 251 can be thawing apparatus 100
In the maximum distance of 200 front-rear direction of refrigerator movement.The line outlet 252 of wiring duct box 250 can be opened on end plate thereafter.In most
The radius of spin of electrical wiring when the compressive state of big degree can be 4~6mm, such as 4mm, 5mm or 6mm.
Fig. 5 is the schematic knot of the accommodation space inner wall in accordance with another embodiment of the present invention for being provided with wiring duct box 250
Composition.Referring to Fig. 5, in other preferred embodiments, wiring duct box 250 can be square.Part electrical wiring may be configured as in conducting wire
It is fixedly connected at the position of the neighbouring line outlet 252 of box 250 with wiring duct box 250, is electrically connected positioned at the part fixed with wiring duct box 250
Electrical wiring between line and ultrasonic oscillator may be configured as line inlet port of the forward moving portion with shell 110 from wiring duct box 250
251 pull out, and move backward the accommodating sky partially entered from the line inlet port 251 of wiring duct box 250 in wiring duct box 250 with shell 110
Between.Line inlet port 251 and line outlet 252 can be opened in the side plate of the front and rear sides of wiring duct box 250 respectively, in order to from line outlet
252 electrical wirings drawn occur module 190 with ultrasonic wave and are electrically connected.Line inlet port 251 and line outlet 252 are preferably disposed on wiring duct box
The top of the side plate of 250 front and rear sides, to pass through the gravity of the electrical wiring between line inlet port 251 and line outlet 252, position
Electrical wiring between 110 outside of shell and line inlet port 251 more smoothly moves in wiring duct box 250.
Fig. 6 is the schematic knot of the accommodation space inner wall for being provided with wiring duct box 250 of another embodiment according to the present invention
Composition.Referring to Fig. 6, in other preferred embodiment, wiring duct box 250 can be square.Part electrical wiring may be configured as in conducting wire
It is fixedly connected at the position of the neighbouring line outlet 252 of box 250 with wiring duct box 250, is electrically connected positioned at the part fixed with wiring duct box 250
Electrical wiring between line and ultrasonic oscillator may be configured as line inlet port of the forward moving portion with shell 110 from wiring duct box 250
251 pull out, and move backward the accommodating sky partially entered from the line inlet port 251 of wiring duct box 250 in wiring duct box 250 with shell 110
Between.Line inlet port 251 and line outlet 252 can be opened in the forward direction side plate of wiring duct box 250, empty with the occupancy for reducing wiring duct box 250
Between.Line inlet port 251 is preferably placed at the top of line outlet 252, to pass through the electrical wiring between line inlet port 251 and line outlet 252
Gravity, the electrical wiring between 110 outside of shell and line inlet port 251 more smoothly move in wiring duct box 250.
Fig. 7 is time-temperature change curve schematic diagram (the horizontal seat in figure of object to be processed according to an embodiment of the invention
It is designated as the thawing time t of object to be processed, ordinate is the surface temperature Td of object to be processed)；Fig. 9 is an implementation according to the present invention
The thawing apparatus 100 of example and the schematic diagram of thawing apparatus 100 and refrigerator 200 being electrically connected.Referring to Fig. 7 and Fig. 9, detection module
160 may also include gravity sensor, and/or rangefinder, and/or image input device.Gravity sensor may be provided at support frame
On 150, for sensing the weight of object to be processed.Rangefinder can be ultrasonic range finder or laser range sensor.Rangefinder is set
It is placed on the roof of defrosting chamber 111, is configured to sense it at a distance from food materials top edge, for calculating the thickness of object to be processed
Degree.Thawing apparatus 100 can be by the distance of the upper surface for 140 bottom plate of rangefinder and Plate for defrosting that calculating is obtained ahead of time, with ranging
The difference for the distance that instrument senses obtains the thickness of object to be processed.Image input device can fill for photographic device or infrared imaging
It sets.Image input device is set on the roof of defrosting chamber 111, is configured to acquire the image of object to be processed, for calculate to
Projected area of the processed material on Plate for defrosting 140.
Thawing apparatus 100 may also include data obtaining module and time setting module.Data obtaining module can be configured to obtain
The weight and/or thickness and/or projected area of the object to be processed for taking detection module 160 to detect and current surface temperature
Etc. physical messages.Time setting module can be configured to obtain the defrosting completion moment set by user.Master control borad 230 can be configured to root
Thawing time needed for physical message matching defrosting object to be processed according to object to be processed.Module 190, which occurs, for ultrasonic wave can be configured to
When current time is changed to and completes the time interval between the moment equal to thawing time, start to generate ultrasonic signal, so that
Ultrasonic oscillator generates corresponding ultrasonic wave according to ultrasonic signal in defrosting chamber 111.If current time and completion moment
Between time interval be less than thawing time, then thawing apparatus 100 issue vision and/or audible signal prompt user can not set
Fixed defrosting completes the moment and completes to thaw.Thawing apparatus 100 is also provided with the solution started or stopped for controlling thaw routine
Freeze switch.Data obtaining module can be configured to the physical message for starting to obtain object to be processed when the switch that thaws is opened.It is thawing
In the process, user can terminate thaw routine by closing defrosting switch.
Master control borad 230 may further be configured to according to the defrosting information of object to be processed in preset thawing time table
Allot the corresponding thawing time needed for object to be processed that thaws.The pre- difference for first passing through test and obtaining is preserved in thawing time table
The corresponding time-temperature change curve of physical message.Thaw object to be processed required thawing time be time-temperature change curve
On, the difference for the corresponding time numerical value of surface temperature that the corresponding time numerical value of target temperature subtracts currently pending object.One
In a little alternative embodiments, the thawing time needed for object to be processed that thaws can be by the warp of thawing time and each physical message
Functional relation is tested to be calculated.
In some preferred embodiments, the pre- different physical messages for first passing through test and obtaining also are preserved in thawing time table
Corresponding optimal defrosting power.When current time is changed to and completes the time interval between the moment equal to thawing time, ultrasound
Wave occurs module 190 and generates the ultrasonic signal that power is optimal defrosting power.Specifically, different physical messages are corresponding optimal
Defrosting power may include optimal axial power and optimal radial power.Current time was changed to and is completed between the time between the moment
When being equal to thawing time, ultrasonic wave occurs module 190 and is alternately produced the axial wave signal and function that power is optimal axial power
Rate is the radial wave signal of optimal radial power.
In some illustrative embodiments, current time 13:00, the defrosting that user is set by time setting module
The completion moment is 15:00, and thawing apparatus 100 obtains the Current surface temperature for the object to be processed that user is put by data obtaining module
Degree is -18 DEG C, weight 300g, and with a thickness of 3cm, projected area 100cm2,200 master control borad 230 of refrigerator is according to above-mentioned physics
Information matches corresponding optimal defrosting power m- temperature variation curve in time, and calculating to thaw according to calculation formula should be wait locate
Thawing time needed for managing object is 28min, then when current time is 14:32, ultrasonic wave occurs module and starts to be alternately produced function
Rate be optimal axial power axial wave signal and power be optimal radial power radial wave signal.
Fig. 8 is the schematic diagram of progress display area 260 according to an embodiment of the invention.Participate in Fig. 8, progress viewing area
Domain 260 may include the first numeric area 261 for showing the remaining thawing time of object to be processed, for showing object to be processed
The second numeric area 262 of defrosting total time and the progress display item 263 that progressive can change display state.Illustrated embodiment
In, total time of thawing is 28 minutes, and remaining thawing time is 17 seconds 11 minutes.
Specifically, the defrosting total time of the defrosting object to be processed of the second numeric area 262 display be master control borad 230 according to
The defrosting information of processed material matches the corresponding thawing time needed for object to be processed that thaws in preset thawing time table.The
The object to be processed that the remaining thawing time of the defrosting object to be processed of one numeric area 261 display can be sensed according to temperature sensor
Surface temperature and target temperature, be calculated in conjunction with corresponding time-temperature change curve.The current residue of object to be processed
Thawing time can be on the corresponding time-temperature change curve of its physical message, the corresponding time numerical value of target temperature be subtracted
The difference that the corresponding time numerical value of the surface temperature of currently pending object obtains.First numeric area 261 can be configured in determination
After the remaining thawing time of currently pending object, the real-time remaining thawing time of object to be processed is shown in countdown.Temperature sensing
After device senses the surface temperature of object to be processed every time, the remaining thawing time of object to be processed, i.e. the first numeric area are recalculated
The remaining thawing time of 261 displays is corrected after the surface temperature that temperature sensor senses object to be processed every time, to improve
The accuracy of its remaining thawing time shown.Progress shows that item 263 can be configured to thaw according to the remaining of the object to be processed that thaws
Time changes display state.Progress shows that item 263 is in the length and the length of progress display item 263 of the part of display state
Ratio is the difference and the ratio for total time of thawing for subtracting that remaining thawing time obtains total time of thawing.In the present invention, progress
Showing that item 263 changes display state can be by dark to bright.Second numeric area 262 can be configured to work as in progress display area 260
When user completes the setting to the completion moment of thawing by time setting module, start display and thaw total time, when ultrasonic wave is sent out
When raw module 190 is started to work, the first numeric area 261 and progress show that item 263 starts to show defrosting progress；When object to be processed
When defrosting is completed, progress display area 260 stops display defrosting progress.
In some preferred embodiments, the shell 110 of thawing apparatus 100 and device door body 120 can be by sound absorption thermal insulating materials
Material is made or the inner surface of shell 110 and device door body 120 is provided with sound absorption insulating layer, is thawed outside to defrosting area with reducing
The influence of storage space, and the rate for the object to be processed that guarantees to thaw.The circumferential side wall of shell 110 can offer air inlet respectively
181 and air outlet 182, and air inlet 181 and air outlet 182 between the wall of inner container of 110 place storage room of shell there are
Gap so that the gas outside shell 110 enters in defrosting chamber 111 via air inlet 181, and makes in defrosting chamber 111
Gas is expelled to outside shell 110 via air outlet 182.
In some embodiments, thawing apparatus 100 may be disposed in alternating temperature compartment 212.It is also provided at air inlet 181
Air inlet fan 183 provides power to enter in defrosting chamber 111 for the gas outside shell 110.Air inlet fan 183 is configurable
Controllably to be worked according to the preservation temperature of alternating temperature compartment 212 when defrosting is completed and object to be processed does not take out from defrosting region,
The temperature for the object to be processed completed that thaws is maintained target temperature: when the preservation temperature of alternating temperature compartment 212 is more than or equal to one
When preset first temperature value, do not work；When the preservation temperature of alternating temperature compartment 212 is less than or equal to a preset second temperature value
When, with the work of the first power；When the preservation temperature of alternating temperature compartment 212 is less than the first temperature value and is greater than second temperature value, with
The work of second power.Wherein the first temperature value is greater than target temperature and is greater than second temperature value, and the first power is less than the second power.The
One power can be the 30~60% of the second power, such as 30%, 45% or 60%.
In further embodiments, thawing apparatus 100 may be disposed in freezing compartment 213.Module 190 occurs for ultrasonic wave can
It is configured to when object to be processed defrosting is completed and do not taken out out of defrosting chamber 111, generating power is preset preservation power
Ultrasonic signal, and preservation power is less than the power that the ultrasonic signal that module 190 generates occurs for ultrasonic wave when thawing.Preservation function
Rate can be 4~8W, such as 4W, 6W or 8W, and the temperature for the object to be processed completed that thaws is maintained target temperature.It is replaced some
For in the embodiment of property, inlet air door and outlet air air door can be respectively arranged at air inlet 181 and air outlet 182.Inlet air door
With outlet air damper configuration are as follows: it completes and when object to be processed does not take out from defrosting chamber 111 when thawing, controllably closes, it will be to
The surface temperature of processed material maintains target temperature, and then takes at any time convenient for user；When object to be processed is out of defrosting chamber 111
It when taking-up, controllably opens, defrosting compartment is used to store fresh-keeping or frozen food, to improve storage space in refrigerator 200
Space utilization rate.
For a further understanding of the present invention, the preferred embodiments of the invention are carried out below with reference to more specific embodiment
Description, however, the present invention is not limited to these examples.
Table 1
Test specification: selecting initial temperature is -18 DEG C, weight 300g, having a size of 12.5cm × 8cm × 3cm cold pork,
Target temperature is -5 DEG C, and the device of Application Example 1 and the defrosting parameter of comparative example 1-6 carries out defrosting measure of merit respectively.Solution
Freeze effect and specifically include thawing time, internal-external temperature difference and juice loss degree, wherein thawing time is to solve cold pork from -18 DEG C
Freeze to -5 DEG C consumption times, internal-external temperature difference be thaw after the completion of by calculate cold pork each turning temperature average value and
The absolute value of the difference of its central point temperature, juice loss degree are to visually observe to obtain.
According to embodiment 1 and the defrosting measure of merit result such as table 2 of comparative example 1-6.
Table 2
| Thawing time | Internal-external temperature difference | Juice loss degree | |
| Embodiment 1 | 28min | 3.2℃ | It is less |
| Comparative example 1 | 31min | 24.6℃ | It is more |
| Comparative example 2 | 35min | 2.6℃ | It is less |
| Comparative example 3 | 20min | 5.5℃ | It is less |
| Comparative example 4 | 7min | 7℃ | It is more, there is watery blood |
| Comparative example 5 | 26min | 11.7℃ | It is more, there is watery blood |
| Comparative example 6 | 42min | 8℃ | It is more, there is watery blood |
It can be seen that according to the test result of embodiment 1 in table 2 and comparative example 3-6 using in the preferred embodiment of the present invention
Defrosting parameter thaw the temperature uniformity of identical object to be processed and quality is significantly better than that electromagnetic wave in the prior art, heating
Silk defrosting, water thawing.
It can be seen that according to the test result of embodiment 1 in table 2 and comparative example 1-2 and axis be alternately produced using of the invention
To the defreezing method of ultrasonic wave and radial ultrasonic wave, compared to the ultrasonic wave defrosting object to be processed only with single direction, each
Obtain splendid effect in the index of a defrosting effect, have faster Thawing Rate, higher temperature uniformity, and compared with
Few juice loss.
Figure 10 is the detail flowchart of ultrasonic wave unfreezing control method according to an embodiment of the invention.Referring to Figure 10,
Ultrasonic wave unfreezing control method of the invention can further include following detailed step:
Step S1002: judge to thaw to switch and whether open, if so, executing step S1004；If it is not, executing step S1002.
Step S1004: obtain object to be processed physical message and the completion moment set by user.
Step S1006: according to the physical message of object to be processed, matching defrosting object to be processed is preferred in defrosting information table
Defrosting power and time-temperature change curve.
Step S1008: the thawing time needed for object to be processed that thaws is calculated, and shows the solution in the second numeric area 262
Freeze the time.
Step S1010: judge whether current time and the time interval completed between the moment are more than or equal to the solution matched
Freeze the time, if so, executing step S1014；If it is not, executing step S1012.
Step S1012: issuing vision and/or audible signal prompt user can not complete to thaw at the completion moment of setting.
Step S1014: when judging whether the time interval between current time and completion moment is equal to the defrosting matched
Between, if so, executing step S1016；If it is not, executing step S1014.
Step S1016: ultrasonic wave is occurred module 190 and is started to work with the power that preferably thaws.
Step S1018: ultrasonic wave occurs module 190 and generates axial wave signal.
Step S1020: at the first time, ultrasonic wave occurs module 190 and stops working for delay.In this step, at the first time
For 30s.
Step S1022: time delay, ultrasonic wave occur module 190 and generate radial wave signal.In this step,
It is 2s every the time.
Step S1024: at the first time, ultrasonic wave occurs module 190 and stops working for delay.In this step, at the first time
For 20s.
Step S1026: time delay, ultrasonic wave occur module 190 and generate radial wave signal, are back to step
S1020.In this step, interval time 2s.
When step S1014 judges that the time interval between current time and completion moment is equal to the thawing time matched
When, it can also carry out following steps:
Step S1028: the surface temperature of currently pending object is obtained.
Step S1030: judging whether the surface temperature of currently pending object is more than or equal to preset target temperature, if so,
Execute step S1032 and step S1034；If it is not, executing step S1040.
Step S1032: issuing vision and/or audible signal prompt user is thawed and completed.
Step S1034: judging whether object to be processed takes out out of defrosting chamber 101, if so, executing step S1036；If
It is no, execute step S1034 and step S1038.
Step S1038: the power adjustment by the ultrasonic signal that ultrasonic wave generation module 190 generates is preservation power, and
Operating procedure S1018 and its subsequent step.In this step, preservation power is 5W.
Step S1040: the remaining thawing time of object to be processed is calculated according to time-temperature change curve.
The S1042: the first numeric area of step 261 and progress show that item 263 shows the defrosting of corresponding object to be processed respectively
Progress msg.
261 countdown of the S1044: the first numeric area of step shows 5min, and return step S1028.In this step, warm
Sensor is spent at interval of the surface temperature for sensing primary object to be processed in 5min.
So far, although those skilled in the art will appreciate that present invention has been shown and described in detail herein multiple shows
Example property embodiment still without departing from the spirit and scope of the present invention, still can according to the present disclosure directly
Determine or deduce out many other variations or modifications consistent with the principles of the invention.Therefore, the scope of the present invention is understood that and recognizes
It is set to and covers all such other variations or modifications.
Claims (10)
1. a kind of thawing apparatus, comprising:
Shell inside defines the defrosting chamber with open top, for placing object to be processed；
Device door body is set at the open top of the defrosting chamber, for being opened and closed the open top；
Module occurs for ultrasonic wave, is configured to generate ultrasonic signal；With
Ultrasonic oscillator, be set as with the ultrasonic wave occur module be electrically connected, with according to the ultrasonic signal in the solution
Freeze and generate corresponding ultrasonic wave in chamber, and the object to be processed that thaws；
Plate for defrosting is set in the defrosting chamber, including the Plate for defrosting ontology for holding the object to be processed；And
The Plate for defrosting is made of metal material, to reduce energy loss of the ultrasonic wave at the Plate for defrosting.
2. thawing apparatus according to claim 1 is configured that wherein module occurs for the ultrasonic wave
It is alternately produced the axial wave signal of first time and the radial wave signal of the second time.
3. thawing apparatus according to claim 2, wherein
The first time is 25~35s；
Second time is 15~25s.
4. thawing apparatus according to claim 1, wherein
The ultrasonic oscillator is installed on the bottom surface of the Plate for defrosting, to be produced the ultrasonic oscillator by the Plate for defrosting
Raw ultrasonic wave Transmit evenly gives the object to be processed, and then improves the speed and uniformity of the object to be processed that thaws.
5. thawing apparatus according to claim 2 or 4, wherein
The Plate for defrosting is made of titanium alloy；And
The Plate for defrosting ontology with a thickness of 0.8~1mm, while to save material, avoid the Plate for defrosting ontology because described in
The vibration damage of ultrasonic oscillator.
6. thawing apparatus according to claim 2 or 4, wherein
The Plate for defrosting is made of stainless steel；And
The Plate for defrosting ontology with a thickness of 0.6~0.8mm, while to save material, avoid the Plate for defrosting ontology because of institute
State the vibration damage of ultrasonic oscillator.
7. thawing apparatus according to claim 2 or 4, wherein
The Plate for defrosting ontology has bottom plate and in respective bottom end in conjunction with the bottom plate and four peripheral sides facing each other
Plate, with formed there is upward opening hold space for hold the object to be processed；
The Plate for defrosting further includes mounting portion, is set as the top from each circumferential side plate towards away from the Plate for defrosting ontology
Vertical central axial line extend, for installing the Plate for defrosting；
The thawing apparatus further includes support frame, is placed in the defrosting chamber, and the mounting portion is set as and the support
It is fixedly connected at the top of frame；And
There are gaps between the upper surface of the bottom wall of the bottom surface of the bottom plate of the Plate for defrosting ontology and the defrosting chamber, to subtract
Influence when light ultrasonic oscillator vibration to the shell.
8. thawing apparatus according to claim 7, wherein
1.2~2 times of the thickness with a thickness of the Plate for defrosting ontology of the mounting portion, to improve the Plate for defrosting installation and institute
The stability on support frame is stated, and avoids the Plate for defrosting because of the vibration damage of the ultrasonic oscillator.
9. thawing apparatus according to claim 7, wherein
The bottom plate of the Plate for defrosting ontology is that rounding off is connect with circumferential side plate and circumferential side plate with the mounting portion, to mention
The intensity of the high Plate for defrosting.
10. thawing apparatus according to claim 7, wherein
Elastic damping material is provided between the mounting portion and support frame as described above, with mitigate the ultrasonic oscillator vibration when pair
The influence of support frame as described above and the shell.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111854282A (en) * | 2020-07-20 | 2020-10-30 | 珠海格力电器股份有限公司 | Freezing and thawing refrigerator and freezing and thawing method |
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|---|---|---|---|---|
| CN101144669A (en) * | 2007-10-30 | 2008-03-19 | 东南大学 | Air source heat pump ultrasound wave defrosting system |
| CN106721903A (en) * | 2017-02-16 | 2017-05-31 | 湖南嘉盛保鲜科技有限公司 | A kind of application of ultrasonic wave thawing equipment, method and its defrost of opening ice |
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2017
- 2017-10-09 CN CN201710931722.2A patent/CN109619374B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101144669A (en) * | 2007-10-30 | 2008-03-19 | 东南大学 | Air source heat pump ultrasound wave defrosting system |
| CN106721903A (en) * | 2017-02-16 | 2017-05-31 | 湖南嘉盛保鲜科技有限公司 | A kind of application of ultrasonic wave thawing equipment, method and its defrost of opening ice |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111854282A (en) * | 2020-07-20 | 2020-10-30 | 珠海格力电器股份有限公司 | Freezing and thawing refrigerator and freezing and thawing method |
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