CN110274434A - Refrigerator and its control method - Google Patents
Refrigerator and its control method Download PDFInfo
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- CN110274434A CN110274434A CN201810218164.XA CN201810218164A CN110274434A CN 110274434 A CN110274434 A CN 110274434A CN 201810218164 A CN201810218164 A CN 201810218164A CN 110274434 A CN110274434 A CN 110274434A
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- refrigerator
- ultrasonic wave
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- ultrasonic
- defrosting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The present invention provides a kind of refrigerator, with the separate space and control unit for having ultrasonic wave defrosting function, have in the separate space and treats the ultrasonic wave generating unit that the article of defrosting thaws, the control unit stops ultrasonic wave and thaws when the surface temperature of the article wait thaw reaches the first temperature.Refrigerator according to the present invention can quickly and easily thaw to food.
Description
Technical field
The present invention relates to a kind of refrigerators and its control method that the defrosting of food is carried out using ultrasonic wave.
Background technique
Currently, disclosing a kind of refrigerator to thaw using ultrasonic wave to cooled objects such as food.Specifically, should
Refrigerator includes: the storeroom for carrying out the defrosting of cooled object；The pallet being placed in above-mentioned storeroom；In above-mentioned pallet
It is fixed with the mounting table for loading cooled object；With the ultrasonic oscillator being arranged in below above-mentioned mounting table, ultrasonic wave vibration
Son is set to the lower section of above-mentioned mounting table in a manner of contacting with above-mentioned mounting table, and the ultrasonic activation of generation is conducted to above-mentioned
The cooled object loaded in mounting table carries out the defrosting of cooled object as a result,.
But in above-mentioned refrigerator, do not account for how judging that the defrosting deadline does not account for how tieing up after thawing yet
Hold the difference of the demand of thawed state and user to thawing rate.
Further, since ultrasonic oscillator and mounting table are installed in pallet, therefore for cleaning trays and by pallet
When taking-up, it is also necessary to ultrasonic oscillator is taken out together, and can be charged after ultrasonic oscillator operating, user may be made to get an electric shock,
Therefore due to safety concerns, ultrasonic oscillator generally should not arbitrarily take out, this just gives thaw after the cleaning etc. of pallet bring not
Just.In addition, power supply is set up directly on tray bottom in above-mentioned refrigerator, there are security risks for this, moreover, ultrasonic oscillator
It is arranged inside pallet, stability is bad when operation, influences user experience.
Summary of the invention
The present invention is to complete in view of the above problems, its purpose is to provide one kind can quickly and easily to food into
The refrigerator and its control method that row thaws.
To achieve the goals above, the refrigerator of one aspect of the invention characterized by comprising have ultrasonic wave
The separate space and control unit of defrosting function have in the separate space and treat the ultrasonic wave that the article of defrosting thaws
Generating unit, the control unit stop ultrasonic wave and thaw when the surface temperature of the article wait thaw reaches the first temperature.
According to this structure, it can quickly and easily thaw to food.
In addition, the refrigerator of another aspect of the invention, which is characterized in that have the independent empty of ultrasonic wave defrosting function
Between and control unit, have in the separate space and treat the ultrasonic wave generating unit that the article of defrosting thaws, the control
Portion processed is set at the first time based on the type of the article, weight, thickness, when thawing time is more than the first time,
Stop ultrasonic wave thawing.According to this structure, family is able to use quickly and easily to thaw to it for different food.
In addition, the ultrasonic wave generating unit includes process container and is set to the place in above-mentioned refrigerator of the invention
Manage the ultrasonic oscillator of container bottom.Thereby, it is possible to efficiency to carry out ultrasonic wave defrosting well.
In addition, being evenly distributed multiple ultrasonic waves in the process container bottom in above-mentioned refrigerator of the invention
Oscillator.Thereby, it is possible to reinforce the efficiency and defrosting uniformity of ultrasonic wave defrosting.
In addition, whether the control unit detects the article after stopping ultrasonic wave and thawing in above-mentioned refrigerator of the invention
It is removed, when the article is not removed and the surface temperature of the article is down to second temperature, restarts ultrasonic wave solution
Freeze.Thereby, it is possible to maintain thawed state after the completion of food thawing.
In addition, whether the control unit detects the article after stopping ultrasonic wave and thawing in above-mentioned refrigerator of the invention
It is removed, is not removed in the article and restarts ultrasonic wave after the second time and thaw.Thereby, it is possible in food solution
Thawed state is maintained after the completion of freezing.
In addition, the power that the ultrasonic wave thaws is 20-50W in above-mentioned refrigerator of the invention.As a result, by will be ultrasonic
Wave power controls the efficiency and defrosting uniformity that can reinforce ultrasonic wave defrosting in the range.
In addition, the ultrasonic wave generating unit also has close with the ultrasonic oscillator in above-mentioned refrigerator of the invention
Oscillating plate on the ultrasonic oscillator is snugly set, and the process container is installed on described super in a manner of removable
On the oscillating plate of acoustic wave generation unit.User is facilitated to clean the separate space and process container of refrigerator as a result, and can
Guarantee the safety in user's use.
In addition, being provided with multiple claws in the oscillating plate in above-mentioned refrigerator of the invention, it is arranged in the process container
Have the multiple maintaining parts that can be engaged respectively with the multiple claw of the oscillating plate, by make the multiple claw with it is described
Multiple maintaining parts engage respectively, and the process container is installed on to the institute of the ultrasonic wave generating unit in a manner of removable
It states on oscillating plate.Thereby, it is possible to be readily formed dismountable process container.
In addition, being provided with magnetic substance, institute between the process container and the oscillating plate in above-mentioned refrigerator of the invention
State the oscillating plate that process container is installed on the ultrasonic wave generating unit by the magnetic substance in a manner of removable
On.Thereby, it is possible to be readily formed dismountable process container.
In addition, in above-mentioned refrigerator of the invention, the ultrasonic wave generating unit also has a shell, the ultrasonic oscillator with
The inside of the shell is set to the mode of the inner surface interval of the shell, the oscillating plate is exposed to upper surface
The mode of the outside of the shell is set to the top of the shell.Thereby, it is possible to ensure to radiate around ultrasonic oscillator
It while with oscillation space, prevents user from touching the ultrasonic oscillator that can be charged after operating, further improves user's use
On safety.
In addition, offering multiple heat release holes in the shell in above-mentioned refrigerator of the invention.Thereby, it is possible to improve heat dissipation
Efficiency.
In addition, in above-mentioned refrigerator of the invention, have in the bottom of the separate space for other with the refrigerator
The partition that compartment separates, fluted in partition setting, the ultrasonic oscillator is with the groove face interval with the groove
Mode is set in the groove, and the oscillating plate is set to described recessed in such a way that upper surface is exposed to the outside of the groove
The top of slot.Thereby, it is possible to save space, improve space utilization rate, and no setting is required shell just can be improved safety and
Stability when operation.
In addition, being provided with reinforcing between the ultrasonic oscillator and the oscillating plate in above-mentioned refrigerator of the invention and using
Metal plate.Thereby, it is possible to improve the conduction efficiency of ultrasonic activation.
In addition, being provided with reinforcing in above-mentioned refrigerator of the invention in the inside through-thickness of the ultrasonic oscillator and using
Bolt.Thereby, it is possible to further increase the conduction efficiency of ultrasonic activation
In addition, the ultrasonic oscillator generates ultrasonic activation in a manner of intermittent running in above-mentioned refrigerator of the invention.
Thereby, it is possible to enhance the durability of ultrasonic oscillator.
In addition, the process container is formed with the oscillating plate by identical metal material in above-mentioned refrigerator of the invention.
Thereby, it is possible to improve conduct vibrations efficiency.
In addition, being provided in the separate space can supply water into the separate space in above-mentioned refrigerator of the invention
Water supply device.The adverse effect that thereby, it is possible to inhibit to generate by the difference of contact area, improves the conduction of ultrasonic activation
Efficiency, to increase defrosting effect.
In addition, the water supply device is the water mist that the top of the separate space is arranged in above-mentioned refrigerator of the invention
Injector.Thereby, it is possible to further suppress the adverse effect generated by the difference of contact area, the biography of ultrasonic activation is improved
Efficiency is led, to increase defrosting effect.
In addition, being provided in the bottom of the separate space being capable of conduct ultrasound vibration in above-mentioned refrigerator of the invention
Transmitting medium.Thereby, it is possible to further increase the conduction efficiency of ultrasonic activation, to increase defrosting effect.
In addition, the transmitting medium is solid elastomer gel in above-mentioned refrigerator of the invention.Thereby, it is possible to further
The conduction efficiency for improving ultrasonic activation, to increase defrosting effect.
In addition, ultrasonic wave defrosting is divided into common shelves and reinforces shelves by the control unit in above-mentioned refrigerator of the invention.
Thereby, it is possible to according to the needs of users, flexibly set ultrasonic wave defrosting power.
The control method of the refrigerator of one aspect of the invention, which is characterized in that the refrigerator has ultrasonic wave defrosting
The separate space of function has in the separate space and treats the ultrasonic wave generating unit that the article of defrosting thaws, described
Control method includes: to stop ultrasonic wave when the surface temperature of the article wait thaw reaches the first temperature and thaw.According to this
Method can quickly and easily thaw to food.
The control method of the refrigerator of another aspect of the invention, which is characterized in that the refrigerator has ultrasonic wave solution
Freeze the separate space of function, has in the separate space and treat the ultrasonic wave generating unit that the article of defrosting thaws, institute
Stating control method includes: to be set based on the type of the article, weight, thickness at the first time, when thawing time is more than described
When first time, stops ultrasonic wave and thaw.According to this method, be able to use family for different food quickly and easily to its into
Row thaws.
In addition, whether detecting the article after stopping ultrasonic wave and thawing in the control method of above-mentioned refrigerator of the invention
It is removed, when the article is not removed and the surface temperature of the article is down to second temperature, restarts ultrasonic wave solution
Freeze.Thereby, it is possible to maintain thawed state after the completion of food thawing.
In addition, whether detecting the article after stopping ultrasonic wave and thawing in the control method of above-mentioned refrigerator of the invention
It is removed, is not removed in the article and restarts ultrasonic wave after the second time and thaw.Thereby, it is possible in food solution
Thawed state is maintained after the completion of freezing.
In addition, the power that the ultrasonic wave thaws is 20-50W in the control method of above-mentioned refrigerator of the invention.As a result,
By the way that ultrasonic power control in the range, can be reinforced the efficiency and defrosting uniformity of ultrasonic wave defrosting.
In addition, ultrasonic wave defrosting is divided into common shelves and reinforces shelves in the control method of above-mentioned refrigerator of the invention.
Thereby, it is possible to according to the needs of users, flexibly set ultrasonic wave defrosting power.
In addition, having the article to storage in ultrasonic wave course of defrosting in the control method of above-mentioned refrigerator of the invention
Process container water spray.The adverse effect that thereby, it is possible to inhibit to generate by the difference of contact area, improves ultrasonic activation
Conduction efficiency, to increase defrosting effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for indicating the refrigerator of first embodiment of the invention.
Fig. 2 is the schematic diagram for indicating an example of ultrasonic wave generating unit according to the present invention.
Fig. 3 is the schematic diagram for indicating an example of ultrasonic wave generating unit according to the present invention.
Fig. 4 is the schematic diagram for indicating an example of ultrasonic wave generating unit according to the present invention.
Fig. 5 is the flow chart for indicating the control method of refrigerator of first embodiment of the invention.
Fig. 6 is the structural schematic diagram for indicating the refrigerator of second embodiment of the present invention.
Fig. 7 is the flow chart for indicating the control method of refrigerator of second embodiment of the present invention.
Fig. 8 is the section view for indicating the internal structure of process chamber (separate space) of the refrigerator of third embodiment of the present invention
Figure.
Fig. 9 a, Fig. 9 b are the figures for indicating the structural example of ultrasonic oscillator.
Figure 10 is the cross-sectional view for indicating the refrigerator of the 4th embodiment.
Figure 11 is the structural schematic diagram for indicating the refrigerator of the 5th embodiment of the invention.
Figure 12 is the structural schematic diagram for indicating to increase transmitting medium in refrigerator shown in Figure 11.
Specific embodiment
The present invention will be described in more detail with reference to the accompanying drawings and examples.
The preferred embodiment of processing unit and refrigerator involved in the present invention will be described in detail referring to the drawings.This
Outside, in the description of the drawings, same symbol is accompanied by same or considerable part, the repetitive description thereof will be omitted.
(the 1st embodiment)
<structure of refrigerator>
Fig. 1 is the structural schematic diagram for indicating the refrigerator of first embodiment of the invention.As shown in Fig. 2, the first embodiment party
The refrigerator 100 of formula includes refrigerating chamber 2, temperature-changing chamber 3 and freezing chamber 4.The refrigerator 100 also has the only of ultrasonic wave defrosting function
Space 5 and control unit (not shown) are found, has in the separate space 5 and treats the ultrasonic wave generation that the article of defrosting thaws
Unit.The ultrasonic wave generating unit includes the ultrasonic oscillator 30 of process container 20 with the bottom for being set to process container 20.Solely
Vertical space 5 is as the space dedicated for carrying out ultrasonic wave defrosting, such as can be set in temperature-changing chamber 3, but not limited to this,
Can even in freezing chamber or it is independent become a compartment, as long as in freezing region.In addition, having in separate space 5
Standby temperature sensor 10.The temperature sensor 10 is used to detect the temperature on the surface of article to be thawed.
<structure of ultrasonic wave generating unit>
Fig. 2~4 are the schematic diagrames for indicating the example of ultrasonic wave generating unit according to the present invention.
Ultrasonic wave generating unit may include a ultrasonic wave of process container 20 with the bottom for being set to process container 20
Oscillator 30.Multiple ultrasonic oscillators 30 can also be evenly distributed in the bottom of process container 20.Example shown in Fig. 2
In, the bottom of process container 20 has been evenly distributed two ultrasonic oscillators 30.In example shown in Fig. 3, process container 20
Bottom has been evenly distributed three ultrasonic oscillators 30.In example shown in Fig. 4, the bottom of process container 20 is evenly distributed
Four ultrasonic oscillators 30.By the collaborative work of multiple ultrasonic oscillators, the efficiency and defrosting of ultrasonic wave defrosting can be reinforced
Uniformity.Herein, in the case where the collaborative work of multiple ultrasonic oscillators, ultrasonic wave operating power is multiple ultrasonic oscillators
General power.
In addition, the lower section of process container 20 is arranged in ultrasonic oscillator 30 in a manner of being tightly attached to process container 20.For example,
Ultrasonic oscillator 30 can be arranged in the foaming layer or other partitions of refrigerator 1.In addition, in order to improve the biography of ultrasonic activation
Efficiency is led, is preferably provided with bonding agent between ultrasonic oscillator 30 and process container 20, so that ultrasonic oscillator 30 and processing
Container 20 fits closely.
<control method>
Fig. 5 is the flow chart for indicating the control method of refrigerator of first embodiment of the invention.As shown in figure 5, in step
In rapid S11, user selects to need the type of the food to thaw, e.g. meat, fish etc..Later, in step s 12, user
Select desired defrosting gear, such as shelves are reinforced in selection when being badly in need of thawing, and it is non-emergent in the case where select common shelves.
Herein, step S11 and S12 can also front and back exchanging order execute, or can also carry out simultaneously.Later, in step s 13, it opens
Dynamic thawing apparatus.At this point, the work that control unit can select the type of food and defrosting gear setting ultrasonic wave to thaw according to user
Working frequency and operating power, and carry out defrosting S14.Later, in step S15, detect that foodstuff surface is in temperature sensor
It is no to reach the first temperature.Herein, (for example, multiplied by correction factor) is modified to first temperature on the surface to be defrosted to calculate
The central temperature of object, such as (it is also possible to times between -5~-1 degree according to variety classes food when the central temperature reaches -3 degree
Anticipate temperature, preferably -4~-2 degree between arbitrary temp) when, be judged to thawing completions, i.e., in step s 16 stop defrosting.It
Afterwards, in step S17, notify that user takes food.Later, in step S18, whether monitoring food has been removed, if
It is removed, then whole flow process terminates.If be not yet removed, determine whether foodstuff surface temperature reaches second temperature
S19, the second temperature are the temperature for determining food and whether being freezed again.If it is determined that not up to second in step S19
Temperature is then back to step S18.If it is determined that temperature reaches second temperature, then by defrosting number again in step S20
Count value adds 1, and whether the number that determines to thaw again in the step s 21 exceeds stipulated number, if without departing from step is re-started
Rapid S13.If exceeding, whole flow process terminates, and no longer carries out defrosting processing.
According to above-mentioned control method, central temperature is calculated by detection surface temperature, so as to fast and easy judgement
It thaws and whether completes.In addition, after the completion of defrosting, it, can be further after freezing again when user takes out food not in time
It thaws again, to increase user experience, guarantees to be in defrosting completion status when user takes out food.But it is multiple thawing
Later, for the considerations of saving energy consumption and guaranteeing food quality, stop defrosting movement.
<defrosting effect>
The present inventor has found in the above-mentioned ultrasonic wave defrosting for applying to refrigerator, ultrasonic wave work by careful studying
Working frequency is 30~100kHz to defrosting influential effect and little, preferably working frequency, but ultrasonic power then to thawing when
Between, thaw uniformity produce bigger effect.
Table 1 is to indicate that inventor carries out conventional unfrozen object (porks of 2 cm thick 100g) result of defrosting experiment.
[table 1]
As can be known from the results of Table 1, from the angle of shortening thawing time, (40 minutes or less)s, preferably ultrasonic power are
20W or more.In addition, from the angle for reducing upper and lower surface temperature unevenness, (the upper and lower surface temperature difference is excellent in 30 degree or less)s
Selecting ultrasonic power is 50W or less.Accordingly, it is preferred that ultrasonic power is 20~50W.
Furthermore it is preferred that for ultrasonic wave power setting at reinforce, it is two grades common.When user does not have special acceleration demand,
Implement to thaw with common power shelves (20-35W) with regard to default, preferable temperature uniformity can be obtained at this time.When user needs
When accelerating thawing rate, it can just be thawed at this time with reinforcing shelves power (35-50W) with manual setting at shelves are reinforced, it is required at this time
Thawing time it is shorter.
(the 2nd embodiment)
<structure of refrigerator>
Fig. 6 is the structural schematic diagram for indicating the refrigerator of second embodiment of the present invention.The refrigerator of second embodiment with
The difference of the refrigerator of above-mentioned first embodiment is that refrigerator 200 replaces temperature sensor 10 and has the thickness for detecting food
Thickness transducer 40, detect food weight weight sensor 50.
<control method>
Fig. 7 is the flow chart for indicating the control method of refrigerator of second embodiment of the present invention.As shown in fig. 7, in step
In rapid S11, user selects to need the type of the food to thaw, e.g. meat, fish etc..Later, in step s 12, user
Select desired defrosting gear, such as shelves are reinforced in selection when being badly in need of thawing, and it is non-emergent in the case where select common shelves.
Herein, step S11 and S12 can also front and back exchanging order execute, or can also carry out simultaneously.Later, in step S31, root
It is calculated at the first time according to food thickness and weight.It herein, can (t be most suitable thawing time i.e. first according to formula t=Fx*d*m
Time, Fx are constants), calculate most suitable thawing time.Later, in step s 13, start thawing apparatus.At this point, control unit can
To select the type of food and the working frequency and operating power of the setting ultrasonic wave defrosting of defrosting gear according to user, and solved
Freeze S14.Later, in step s 32, determine whether by first time, if it is, the completion that is judged to thawing, i.e., in step
Stop thawing in S16.Later, in step S17, notify that user takes food.Later, in step S18, whether monitoring food
It has been be removed that, if be removed, whole flow process terminates.If be not yet removed, determine whether by the second time
S33, second time are the time for determining food and whether being freezed again.If it is determined that without second in step S33
Time is then back to step S18.If it is determined that by the second time, then when determined whether in step S34 by third
Between, which is to estimate user to forget to take time of food.If re-starting step without the third time
S13.If exceeding the third time, whole flow process terminates, and no longer carries out defrosting processing.
According to above-mentioned control method, thawing time is set based on the type of the article, weight, thickness, so as to
Whether fast and easy determines to thaw completes.In addition, after the completion of defrosting, it, can be further when user takes out food not in time
It thaws again after freezing again, to increase user experience, guarantees to be in defrosting completion status when user takes out food.
But after thawing repeatedly, for the considerations of saving energy consumption and guaranteeing food quality, stop defrosting movement.Second is real as a result,
The refrigerator for applying mode can play effect same as the first embodiment.
(the 3rd embodiment)
Fig. 8 is the internal structure for indicating the process chamber 110 (separate space) of the refrigerator 300 of embodiments of the present invention 3
Cross-sectional view.As shown in figure 8, the bottom in process chamber 110 is provided with ultrasonic wave generating unit 120, the ultrasonic wave generating unit
120 include the ultrasonic oscillator 121 for generating ultrasonic activation；Ultrasound is set with fitting closely with ultrasonic oscillator 121
Oscillating plate 122 on wave oscillator 121；With the shell 123 for storing ultrasonic oscillator 121.Oscillating plate 122 is using for example
Bonding agent etc. fits closely integrally with ultrasonic oscillator 121, and thereby, it is possible to improve the conduction efficiency of ultrasonic activation.Vibration
Plate 122 for example can be metal plate.In addition, ultrasonic oscillator 121 is arranged in a manner of the inner surface interval with shell 123
In the inside of shell 123, oscillating plate 122 is set to the upper of shell 123 in such a way that upper surface is exposed to the outside of shell 123
Portion.Shell 123 can for example be fixed on the lower surface of oscillating plate 122.
In addition, being also configured with the process container 130 for loading cooled object (object to be thawed) in process chamber 110.Place
The shape for managing container 130 is, for example, channel-shaped or bowl shape.Process container 130 is installed on ultrasonic wave generating unit in a manner of removable
Specified position on 120 oscillating plate 122.The specified position of oscillating plate 122 is provided with multiple claws 124, holds in processing
The outside wall surface of device 130 is provided with the multiple maintaining parts (not shown) that can be engaged respectively with multiple claws 124 of oscillating plate 122,
By engaging multiple claws 124 of oscillating plate 122 respectively with multiple maintaining parts of process container 130, process container 130 can
It is installed in a manner of removable on the oscillating plate 122 of ultrasonic wave generating unit 120.Process container 130 is on oscillating plate 122
Allocation position is preferably the middle part of oscillating plate 122 or the surface of ultrasonic oscillator 121.Alternatively, it is also possible to not in process container
Maintaining part is set in 130 outside wall surface, and is arranged to multiple claws 124 of oscillating plate 122 and such as opening of process container 130
Edge engaging, in this case, in order to reinforce fixed effect, the open edge of process container 130 can also be arranged with it is multiple
The corresponding multiple grooves (maintaining part) of claw 124.Process container 130 is preferably canister identical with oscillating plate 12, thus
It can be improved conduct vibrations efficiency.
When refrigerator 100 carries out the defrosting of cooled object, the ultrasonic activation that ultrasonic oscillator 121 generates can be via vibration
To the cooled object being placed in process container 130, which is converted into heat for movable plate 122, the conduction of process container 130
Can, to realize the uniform quick-thawing of cooled object.In addition, in order to enhance the durability of ultrasonic oscillator 121, ultrasonic wave vibration
Son 121 generates ultrasonic activation in a manner of intermittent running.
Fig. 9 a, Fig. 9 b are the figures for indicating the structural example of ultrasonic oscillator 121.As illustrated in fig. 9, in ultrasonic oscillator 121
Upper surface is provided with reinforcing metal plate 125, that is to say, that the reinforcing is arranged with metal plate 125 in ultrasonic oscillator 121 and vibration
Between movable plate 122, it is be bonded with ultrasonic oscillator 121 integral which can use bonding agent etc., thus, it is possible to
Enough improve the conduction efficiency of ultrasonic activation.In addition, as shown in figure 9b, ultrasonic oscillator 121 inside through-thickness also
The bolt 126 of reinforcing can be set, which runs through ultrasonic oscillator 121, by each lamination in ultrasonic oscillator 121
It tightens together, thus, it is possible to further increase the conduction efficiency of ultrasonic activation.In addition, ultrasonic oscillator 121 can also be with one
And there is structure shown in above-mentioned Fig. 9 a and Fig. 9 b.
The refrigerator 300 of present embodiment 3, by that can hold the processing for being used to place cooled object with above structure
Device 130 and generate ultrasonic activation ultrasonic wave generating unit 120 be arranged to it is split type, so as to do not taking out ultrasonic wave hair
Only the process container 130 for placing cooled object is taken out from refrigerator in the case where raw unit 120, user is facilitated to clean refrigerator
Process chamber 110 and process container 130, and can guarantee the safety in user's use.
Further, since ultrasonic oscillator 121 is accommodated in the inside of the shell 123 of ultrasonic wave generating unit 120, and shell
123 each inner surface separates defined interval with ultrasonic oscillator 121, therefore, can be around ultrasonic oscillator 121
While ensuring to radiate with oscillation space, prevents user from touching the ultrasonic oscillator 121 that can be charged after operating, further increase
Safety in user use.
In the refrigerator 300 of embodiment 3, process container 130 with multiple claws 124 on oscillating plate 122 by engaging
Mode be removably mountable to oscillating plate 122, however, the present invention is not limited thereto, as long as can be by process container 130 with removable
Mode be installed on oscillating plate 122, then can also be using other mounting means.Such as can also process container 130 with
Magnetic substance is provided between oscillating plate 122, process container 130 is installed on oscillating plate by the magnetic substance in a manner of removable
On 122.
In addition, in order to preferably carry out the heat dissipation of ultrasonic oscillator 121, can be incited somebody to action in the refrigerator 300 of embodiment 3
Multiple faces in addition to the face touched with the bottom connection of process chamber 110 of shell 123 are arranged to engraved structure, i.e., set in these faces
Set multiple heat release holes (not shown).Quantity of the heat release hole etc. can be appropriately arranged in the case where guaranteeing the intensity of shell 123.
In addition, thermoregulator can also be arranged in process chamber 130, to handle in the refrigerator 300 of present embodiment 3
Temperature in room 130, to reinforce defrosting efficiency.
(the 4th embodiment)
Embodiments of the present invention 4 are related to a kind of refrigerator 400, and the difference with the refrigerator 300 of embodiment 3 is: super
Acoustic wave generation unit 220 is arranged in the partition of the bottom of process chamber 210 (separate space).The refrigerator 400 of embodiment 4 its
Its structure is identical as embodiment 3, therefore explanation omitted below.
Figure 10 is the cross-sectional view for indicating the refrigerator 400 of embodiment 4.As shown in figure 4, having in the bottom of process chamber 210
For the partition 211 with the separation of other compartments of refrigerator 200, it is arranged fluted 212 in the partition 211.The groove 212 has face
To the opening of process chamber 210, and there is the space that can at least accommodate ultrasonic oscillator 221.
Ultrasonic oscillator 221 is set in a manner of with the groove face of groove 212 (i.e. the inner surface of groove 212) interval
In groove 212.Heat dissipation and oscillation space are ensured around ultrasonic oscillator 221 as a result,.In addition, 222 or more table of oscillating plate
The mode that face is exposed to the outside of groove 212 is set to the top of groove 212.The process container 230 of cooled object is placed with can
The mode of dismounting is installed on oscillating plate 222.The mounting means of process container 230 can be card in the same manner as embodiment 3
The mounting means of conjunction etc..
Process container 230 and ultrasonic wave generating unit 220 can also be arranged to by 4 refrigerator 400 according to the present embodiment
It is split type, so as to will only place the process container 230 of cooled object in the case where not taking out ultrasonic wave generating unit 220
It is taken out from refrigerator 200, user can be facilitated to clean the process chamber 210 and process container 230 of refrigerator 200, and can guarantee
Safety in user's use.Further, since ultrasonic wave generating unit 220 is arranged in the partition of the bottom of process chamber 210, because
This can also save space, improve space utilization rate, and steady when no setting is required shell just can be improved safety and operation
It is qualitative.
(the 5th embodiment)
Figure 11 is the structural schematic diagram for indicating the refrigerator of the 5th embodiment of the invention.Figure 12 is indicated shown in Figure 11
The structural schematic diagram of transmitting medium is increased in refrigerator.The refrigerator 100 of the refrigerator 500 and above embodiment 1 of embodiment 5
Difference is that refrigerator 500 is provided with water supply device in process chamber 310 (separate space).The refrigerator 500 of embodiment 5 its
Its structure is identical as embodiment 1, therefore explanation omitted below.
Figure 11 is the cross-sectional view for indicating the refrigerator 500 of embodiment 5.As shown in figure 11, in the process chamber 310 of refrigerator 500
Top be provided with can into the process container 20 for placing cooled object the water spray projector 340 that spray water.The water spray projector
340 can by be arranged in process chamber 310 water tank, be arranged in process container 330 top spray head and connect the spray head with
The conduit of water tank is constituted.The control unit of refrigerator 500 is when receiving the instruction of ultrasonic wave generating unit starting, first toward process container
The water (for example, 1~10ml) of 330 inner addition specified amounts, in process container 330 and wait form water membrane between the object that thaws, so
After start start ultrasonic wave generating unit 320, to carry out the defrosting of object to be thawed.
The difference of shape according to object to be thawed etc., being somebody's turn to do object to be thawed and the contact area of process container 330 can become
Change, and with contact area difference, it will affect the conduction efficiency of ultrasonic activation.In this regard, passing through the process chamber in refrigerator 500
Water spray projector 340 is arranged in 310 top, to spraying water in the process container 330 for placing object to be thawed, to be able to suppress because of contact
The difference of area and the adverse effect generated are improved from process container 330 to the conduction efficiency of the ultrasonic activation of object to be thawed,
To increase defrosting effect.
Additionally, this invention is not limited to water spray projectors 340 as described above, as long as can supply water into process container 330
Device, then be also possible to the water supply device of any other mode.
In addition, in order to improve the conduction efficiency from process container 330 to the ultrasonic activation of object to be thawed, such as Figure 12 institute
Show, the conduction capableing of conduct ultrasound and vibrating can also be set in the bottom (mounting surface of cooled object) in process container 330
Medium 350.The transmitting medium 350 is, for example, solid elastomer gel.
It is only to list specific embodiment, wherein the structure of each component, connection type in the explanation of above embodiment
Deng all it's not limited to that, all equivalents and improvement carried out based on the technical solution of the present invention should not be excluded
Except protection scope of the present invention.
Claims (28)
1. a kind of refrigerator, which is characterized in that
With the separate space and control unit for having ultrasonic wave defrosting function,
Have in the separate space and treat the ultrasonic wave generating unit that the article of defrosting thaws,
The control unit stops ultrasonic wave and thaws when the surface temperature of the article wait thaw reaches the first temperature.
2. a kind of refrigerator, which is characterized in that
With the separate space and control unit for having ultrasonic wave defrosting function,
Have in the separate space and treat the ultrasonic wave generating unit that the article of defrosting thaws,
The control unit is set at the first time based on the type of the article, weight, thickness, when thawing time is more than described the
When one time, stops ultrasonic wave and thaw.
3. refrigerator as claimed in claim 1 or 2, which is characterized in that
The ultrasonic wave generating unit includes process container and the ultrasonic oscillator for being set to the process container bottom.
4. refrigerator as claimed in claim 3, which is characterized in that
Multiple ultrasonic oscillators have been evenly distributed in the process container bottom.
5. refrigerator as described in claim 1, which is characterized in that
The control unit detects whether the article is removed after stopping ultrasonic wave and thawing,
When the article is not removed and the surface temperature of the article is down to second temperature, restart ultrasonic wave defrosting.
6. refrigerator as claimed in claim 2, which is characterized in that
The control unit detects whether the article is removed after stopping ultrasonic wave and thawing,
It is not removed in the article and restarts ultrasonic wave after the second time and thaw.
7. refrigerator as claimed in claim 1 or 2, which is characterized in that
The power that the ultrasonic wave thaws is 20-50W.
8. refrigerator as claimed in claim 3, which is characterized in that
The ultrasonic wave generating unit also have be arranged in fitting closely with the ultrasonic oscillator ultrasonic oscillator it
On oscillating plate,
The process container is installed on the oscillating plate of the ultrasonic wave generating unit in a manner of removable.
9. refrigerator as claimed in claim 8, it is characterised in that:
The oscillating plate is provided with multiple claws,
The multiple maintaining parts that can be engaged respectively with the multiple claw of the oscillating plate are provided in the process container,
By engaging the multiple claw respectively with the multiple maintaining part, and by the process container in a manner of removable
It is installed on the oscillating plate of the ultrasonic wave generating unit.
10. refrigerator as claimed in claim 8, it is characterised in that:
It is provided with magnetic substance between the process container and the oscillating plate,
The process container is installed on described in the ultrasonic wave generating unit by the magnetic substance in a manner of removable
On oscillating plate.
11. refrigerator as claimed in claim 8, it is characterised in that:
The ultrasonic wave generating unit also has shell,
The ultrasonic oscillator is set to the inside of the shell in a manner of the inner surface interval with the shell,
The oscillating plate is set to the top of the shell in such a way that upper surface is exposed to the outside of the shell.
12. refrigerator as claimed in claim 11, it is characterised in that:
Multiple heat release holes are offered in the shell.
13. refrigerator as claimed in claim 8, it is characterised in that:
Have in the bottom of the separate space for the partition with the separation of other compartments of the refrigerator, is provided in the partition
Groove,
The ultrasonic oscillator is set in the groove in a manner of the groove face interval with the groove,
The oscillating plate is set to the top of the groove in such a way that upper surface is exposed to the outside of the groove.
14. refrigerator as claimed in claim 8, it is characterised in that:
The metal plate of reinforcing is provided between the ultrasonic oscillator and the oscillating plate.
15. refrigerator as claimed in claim 8, it is characterised in that:
The inside through-thickness of the ultrasonic oscillator is provided with the bolt of reinforcing.
16. refrigerator as claimed in claim 8, it is characterised in that:
The ultrasonic oscillator generates ultrasonic activation in a manner of intermittent running.
17. refrigerator as claimed in claim 8, it is characterised in that:
The process container is formed with the oscillating plate by identical metal material.
18. refrigerator as claimed in claim 1 or 2, it is characterised in that:
The water supply device that can be supplied water into the separate space is provided in the separate space.
19. refrigerator as claimed in claim 18, it is characterised in that:
The water supply device is the water spray projector that the top of the separate space is arranged in.
20. refrigerator as claimed in claim 18, it is characterised in that:
The transmitting medium for capableing of conduct ultrasound vibration is provided in the bottom of the separate space.
21. refrigerator as claimed in claim 20, it is characterised in that:
The transmitting medium is solid elastomer gel.
22. a kind of control method of refrigerator, which is characterized in that
The refrigerator has the separate space of ultrasonic wave defrosting function,
Have in the separate space and treat the ultrasonic wave generating unit that the article of defrosting thaws,
The control method includes: to stop ultrasonic wave solution when the surface temperature of the article wait thaw reaches the first temperature
Freeze.
23. a kind of control method of refrigerator, which is characterized in that
The refrigerator has the separate space of ultrasonic wave defrosting function,
Have in the separate space and treat the ultrasonic wave generating unit that the article of defrosting thaws,
The control method includes: to be set based on the type of the article, weight, thickness at the first time, when thawing time is super
When spending the first time, stops ultrasonic wave and thaw.
24. the control method of refrigerator as claimed in claim 22, which is characterized in that
Detect whether the article is removed after stopping ultrasonic wave and thawing,
When the article is not removed and the surface temperature of the article is down to second temperature, restart ultrasonic wave defrosting.
25. the control method of refrigerator as claimed in claim 23, which is characterized in that
Detect whether the article is removed after stopping ultrasonic wave and thawing,
It is not removed in the article and restarts ultrasonic wave after the second time and thaw.
26. the control method of the refrigerator as described in claim 22 or 23, which is characterized in that the power that the ultrasonic wave thaws is
20-50W。
27. the control method of the refrigerator as described in claim 22 or 23, which is characterized in that be divided into ultrasonic wave defrosting general
Logical shelves and reinforcement shelves.
28. the control method of the refrigerator as described in claim 22 or 23, which is characterized in that depositing in ultrasonic wave course of defrosting
It is placed with the process container water spray of the article.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810218164.XA CN110274434A (en) | 2018-03-16 | 2018-03-16 | Refrigerator and its control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810218164.XA CN110274434A (en) | 2018-03-16 | 2018-03-16 | Refrigerator and its control method |
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| CN110274434A true CN110274434A (en) | 2019-09-24 |
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| CN201810218164.XA Pending CN110274434A (en) | 2018-03-16 | 2018-03-16 | Refrigerator and its control method |
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| CN111288745A (en) * | 2020-03-04 | 2020-06-16 | 珠海格力电器股份有限公司 | Unfreezing control method and device and refrigerator |
| WO2022205885A1 (en) * | 2021-03-31 | 2022-10-06 | 青岛海尔电冰箱有限公司 | Ultrasonic auxiliary pickling device and refrigerator |
| WO2022205886A1 (en) * | 2021-03-31 | 2022-10-06 | 青岛海尔电冰箱有限公司 | Ultrasound-assisted marination device and refrigerator |
| WO2023165443A1 (en) * | 2022-03-04 | 2023-09-07 | 青岛海尔电冰箱有限公司 | Refrigerator and control method of ultrasonic treatment apparatus of refrigerator |
| WO2023185610A1 (en) * | 2022-03-31 | 2023-10-05 | 青岛海尔电冰箱有限公司 | Refrigerator and ultrasonic processing apparatus thereof |
| WO2023185612A1 (en) * | 2022-03-31 | 2023-10-05 | 青岛海尔电冰箱有限公司 | Refrigerator and ultrasonic processing device thereof |
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Application publication date: 20190924 |