CN105066578A - Refrigerator and power supply method thereof - Google Patents
Refrigerator and power supply method thereof Download PDFInfo
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- CN105066578A CN105066578A CN201510524746.7A CN201510524746A CN105066578A CN 105066578 A CN105066578 A CN 105066578A CN 201510524746 A CN201510524746 A CN 201510524746A CN 105066578 A CN105066578 A CN 105066578A
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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
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a refrigerator and a power supply method thereof. The refrigerator comprises an inner container and a condenser. The refrigerator further comprises a thermoelectric power generation module which is arranged between the condenser and the inner container. The thermoelectric power generation module comprises a heat collection plate, a cold transferring part and at least one power generation piece, wherein the heat collection plate is connected with the condenser, the cold transferring part is in thermal connection with the inner container, and the power generation pieces are clamped between the heat collection plate and the cold transferring part and used for generating electric energy by means of the temperature difference between the heat collection plate and the cold transferring part. The power supply method comprises the steps that the electric quantity of a storage battery of the refrigerator is detected; whether the electric quantity of the storage battery reaches a preset power supply threshold value is judged, and the storage battery is used for supplying power to a direct-current load of the refrigerator after the electric quantity of the storage battery reaches the power supply threshold value; otherwise, a mains supply is used for supplying power to the direct-current load. According to the refrigerator and the power supply method thereof, the thermoelectric power generation module is arranged between the condenser and the inner container, so that heat emitted by the refrigerator is used and converted into electric energy, and thus resources are fully utilized.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly relate to a kind of refrigerator and method of supplying power to thereof.
Background technology
The refrigeration system of refrigerator generally includes compressor, condenser, capillary (or expansion valve) and evaporimeter.Compressor is compressed refrigerant at high temperature under high pressure, and by the cold-producing medium of compression supply condenser.Then, the cold-producing medium of compression is converted to the liquid state of HTHP by condenser by the heat of refrigerant release.When being converted into the gas-liquid mixed state of low-temp low-pressure through the liquid refrigerant of this HTHP during capillary thereupon.The gas-liquid mixed state cold-producing medium of this low-temp low-pressure is then imported in evaporimeter and evaporates, thus reduces the temperature of refrigerator compartment.As can be seen here, cold-producing medium is equivalent to the porter of heat in refrigerator, the outside of " heat " " carrying " in refrigerator to refrigerator, thus produces certain " used heat ".
In the middle of present life, people have had more requirement to refrigerator product, while pursuit refrigerator performance, need refrigerator to have better experience.In normal use procedure, produce the problem of " used heat " for refrigerator, the current common practice is change refrigerator control program, operate power during each state of adjustment refrigerator, and the compressor that job search efficiency is higher, thus reduces the generation of used heat as far as possible.
Summary of the invention
An object of first aspect present invention to provide a kind of refrigerator with temperature-difference power generation module, and the heat that refrigerator gives out can be used by it, makes it be transformed into electric energy.
A further object of first aspect present invention wants reasonable installation temperature-difference power generation module, reveals to reduce refrigerator cold as far as possible.
Another further object of first aspect present invention is that the DC load that the electric energy of the converting heat that refrigerator will be utilized to give out is refrigerator is powered.
An object of second aspect present invention is the method for supplying power to that will provide a kind of refrigerator, reasonably switches the power supply of DC load.
According to a first aspect of the invention, provide a kind of refrigerator, comprise inner bag and condenser, described refrigerator also comprises temperature-difference power generation module, and be arranged between described condenser and described inner bag, described temperature-difference power generation module comprises:
Collecting plate, thermally coupled with described condenser;
Pass cold portion, thermally coupled with described inner bag; And
At least one sheet that generates electricity, is interposed between described collecting plate and the cold portion of described biography, produces electric energy to utilize the temperature difference between described collecting plate and the cold portion of described biography.
Alternatively, the cold portion of described biography comprises and passes cold drawing and multiple connecting plates of extending towards described inner bag from described biography cold drawing, and at least one generating sheet wherein said is interposed between described collecting plate and described biography cold drawing, described multiple connecting plate and described inner bag thermally coupled;
At least one connecting plate in described multiple connecting plate is fixed on the outer surface of described inner bag with the form of buckle.
Alternatively, described collecting plate and described biography cold drawing are bolted, to be fitted tightly with described collecting plate and described biography cold drawing respectively by two end faces of at least one generating sheet described; Wherein
Described bolt is made of plastics.
Alternatively, the outer surface of described inner bag caves inward formation mounting groove, and the outer surface being positioned at the described inner bag at the upper and lower two ends of described mounting groove extends respectively to described mounting groove to form the first fastener, and the outer surface of described first fastener is formed with stopper slot;
The quantity of described multiple connecting plate is at least four, it is vertically arranged at interval, and the end being arranged in two connecting plates at upper and lower two ends in described multiple connecting plate stretches into the stopper slot of two described first fasteners respectively and fits tightly with the diapire of stopper slot;
The end of two connecting plates of contiguous described outermost upper and lower two connecting plates outwardly lateral buckling forms the second fastener, mutually to fasten with described first fastener.
Alternatively, described inner bag comprises freezing inner bag, and described temperature-difference power generation module is arranged between described condenser and described freezing inner bag.
Alternatively, described refrigerator also comprises: expanded material, is filled in the space between described biography cold drawing and described inner bag.
Alternatively, described generating sheet is semiconductor temperature difference thermocouple.
Alternatively, described refrigerator also comprises:
Battery, is electrically connected with at least one sheet that generates electricity described, charges to it with the electric energy utilizing at least one generating sheet described to produce; And
Power switcher, the DC load of described refrigerator is connected with described battery and mains supply by described power switcher, to be powered to described DC load by described battery or described mains supply.
Alternatively, described refrigerator also comprises:
Electric quantity detection apparatus, is configured to the electricity detecting described battery;
Described power switcher is configured to:
Before the electricity of described battery reaches default power supply threshold value, powered to described DC load by described mains supply; And
After the electricity of described battery reaches described power supply threshold value, powered to described DC load by described battery.
Alternatively, described power switcher is also configured to:
After being powered to described DC load by described battery,
Before the electricity of described battery is down to default lowest threshold, keep being powered to described DC load by described battery; And
After the electricity of described battery is down to default lowest threshold, powered to described DC load by described mains supply.
Alternatively, described power supply threshold value is the electricity accounting for described battery total capacity 30-50%;
Described lowest threshold is the electricity accounting for described battery total capacity 10-20%.
Alternatively, described power switcher is configured to:
When again powering on after described refrigerator power-off, powered to described DC load by mains supply.
According to a second aspect of the invention, provide a kind of method of supplying power to for aforementioned arbitrary described refrigerator, comprising:
Detect the electricity of the battery of described refrigerator;
Judge the power supply the threshold value whether electricity of described battery reaches default,
After the electricity of described battery reaches described power supply threshold value, powered by the DC load of described battery to described refrigerator;
Otherwise, powered to described DC load by mains supply.
Alternatively, after being powered to described DC load by described battery, described method of supplying power to also comprises:
Judge whether the electricity of the battery of described refrigerator is down to predetermined lowest threshold,
After the electricity of described battery is down to described lowest threshold, powered to described DC load by mains supply;
Otherwise, keep being powered to described DC load by described battery.
Alternatively, described power supply threshold value is the electricity accounting for described battery total capacity 30-50%;
Described lowest threshold is the electricity accounting for described battery total capacity 10-20%.
Alternatively, described method of supplying power to also comprises:
When again powering on after described refrigerator power-off, powered to described DC load by mains supply;
Perform the step of the electricity detecting described battery afterwards.
The present invention, by arranging temperature-difference power generation module between condenser and inner bag, is used to the heat that refrigerator distributes, is translated into electric energy, make full use of resource.In addition, the structure of temperature-difference power generation module of the present invention be conducive to generating sheet fully with condenser and inner bag thermo-contact, increase the sheet that generates electricity and adopt the temperature difference between warm face for a pair, improve electric energy conversion efficiency.
Further, the present invention arranges mounting groove and the first fastener being formed with stopper slot by surperficial outside the tank, and form the second fastener and the first fastener is interlocked at the end of two connecting plates passing cold portion, and the end of another two connecting plates is stretched in the stopper slot of two the first fasteners respectively fit tightly with the diapire of stopper slot, thus temperature-difference power generation module comparatively firmly can be arranged on inner bag, and be close to inner bag surface, with inner bag, there is good thermo-contact.In addition, by arranging expanded material in the space between biography cold drawing and inner bag, the cold that can reduce inner bag runs off, and also can prevent cold from distributing simultaneously and cause the temperature of condenser to reduce, thus the temperature difference reducing collecting plate and pass between cold drawing.
Further, the present invention is by arranging power switcher and the battery for storing the electric energy that generating sheet produces, to be powered by the DC load of battery to refrigerator when in battery, electricity is more, and when electricity in battery is not enough, mains supply is utilized to power to the DC load of refrigerator, the electric energy that Appropriate application generating sheet produces, saves the power consumption of refrigerator.
According to hereafter by reference to the accompanying drawings to the detailed description of the specific embodiment of the invention, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter describe specific embodiments more of the present invention with reference to the accompanying drawings by way of example, and not by way of limitation in detail.Reference numeral identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not be drawn in proportion.In accompanying drawing:
Fig. 1 is the perspective schematic view of refrigerator according to an embodiment of the invention;
Fig. 2 is the schematic partial enlarged view of a-quadrant shown in Fig. 1;
Fig. 3 is the schematic diagram of the temperature-difference power generation module shown in Fig. 1;
Fig. 4 is the schematic block diagram of refrigerator according to an embodiment of the invention;
Fig. 5 is the indicative flowchart of the method for supplying power to of refrigerator according to an embodiment of the invention.
Detailed description of the invention
Fig. 1 is the perspective schematic view of refrigerator 100 according to an embodiment of the invention.Fig. 2 is the schematic partial enlarged view of a-quadrant shown in Fig. 1.As depicted in figs. 1 and 2, refrigerator 100 can comprise the inner bag and condenser 30 that are limited with room between storing in general manner.As will be understood by the skilled person in the art, except condenser 30, the refrigerator 100 of the embodiment of the present invention also can comprise compressor (not shown), evaporimeter (not shown) and restricting element (not shown) etc.
Especially, refrigerator 100 also comprises temperature-difference power generation module 40, is arranged between condenser 30 and inner bag, produces electric energy for utilizing the temperature difference between condenser 30 and inner bag.Inner bag comprises for limiting the freezing inner bag 16 forming refrigerating chamber, also can comprise for limiting the refrigeration inner bag 12 of formation refrigerating chamber and/or the alternating temperature inner bag 14 for limiting formation temperature-changing chamber.Because freezing inner bag 16 has lower temperature, preferably temperature-difference power generation module 40 is arranged between condenser 30 and freezing inner bag 16.
Usually, condenser 30 is arranged on the side plate 20 of the one or both sides of refrigerator 100.Therefore, in embodiments of the present invention, temperature-difference power generation module 40 is also arranged on the side direction of inner bag, fits tightly with the sidewall of inner bag.In the embodiment of the present invention, temperature-difference power generation module 40 can be set in the side of inner bag, also temperature-difference power generation module 40 can be set respectively in the both sides of inner bag.
Fig. 3 is the schematic diagram of the temperature-difference power generation module 40 shown in Fig. 1.As shown in Figures 2 and 3, temperature-difference power generation module 40 can comprise: collecting plate 41, passes cold portion and at least one generating sheet 42.Wherein collecting plate 41 is thermally coupled with condenser 30, and it is thermally coupled with inner bag to pass cold portion, and at least one sheet 42 that generates electricity is interposed in collecting plate 41 and passes between cold portion, to utilize collecting plate 41 and the temperature difference passed between cold portion produces electric energy.Generating sheet 42 is preferably semiconductor temperature difference thermocouple.In an alternative embodiment, other also can be adopted to utilize the temperature difference to form the generating sheet of electric energy.
Pass cold portion and can comprise the multiple connecting plates 44 passing cold drawing 43 and autobiography cold drawing 43 and extends towards inner bag, multiple connecting plate 44 is thermally coupled with inner bag, and at least one generating sheet 42 is interposed between collecting plate 41 and biography cold drawing 43.Collecting plate 41 is connected by bolt 45 with biography cold drawing 43, with by two end faces of at least one generating sheet 42 respectively with collecting plate 41 with passes cold drawing 43 and fit tightly, thus the sheet 42 two ends temperature approach that generates electricity can be increased.Bolt 45 can be made of plastics, to reduce collecting plate 41 and to pass heat exchange between cold drawing 43.
At least one connecting plate 44 in multiple connecting plate 44 is fixed on the outer surface of inner bag with the form of buckle.In a preferred embodiment, see Fig. 2, the outer surface of inner bag caves inward and forms mounting groove 160, and the outer surface being positioned at the inner bag at mounting groove about 160 two ends extends to form the first fastener 161 respectively to mounting groove 160, and the outer surface of the first fastener 161 is formed with stopper slot 162.Correspondingly, the quantity of multiple connecting plate 44 is at least four, and it is vertically arranged at interval.The end being arranged in two connecting plates 44 at upper and lower two ends in multiple connecting plate 44 stretches into the stopper slot 162 of two the first fasteners 161 respectively and fits tightly (also can be regarded as interference fit) with the diapire of stopper slot 162; The end of two connecting plates 44 of contiguous outermost upper and lower two connecting plates 44 outwardly lateral buckling forms the second fastener 441, mutually to fasten with the first fastener 161.The remaining connecting plate 44 of multiple connecting plate 44 is all arranged in mounting groove 160, fits tightly with the diapire of mounting groove 160.Preferably, the width of connecting plate 44 is identical with the groove width of mounting groove 160, or interference fit between connecting plate 44 and mounting groove 160.By above-mentioned setting, temperature-difference power generation module 40 comparatively firmly can be arranged on inner bag on the one hand, make it be close to inner bag surface on the other hand, with inner bag, there is good thermo-contact.
Further, refrigerator 100 also has expanded material (not shown), and it is filled in the space passed between cold drawing 43 and inner bag.Particularly, the space passed between cold drawing 43 and inner bag can be filled by expanded material in the foaming process of refrigerator 100, thus reduces cold loss.
The present invention utilizes thermo-electric generation principle, generating sheet 42 one end is connected condenser 30, collects the heat that condenser 30 distributes; The other end connects inner bag, collects the cold that inner bag distributes, and forms the temperature difference, thus forms thermoelectromotive force at generating sheet 42 two ends, produces direct current.
Refrigerator 100 generally includes master control borad, illuminating lamp and/or DC fan etc. and uses galvanic DC load 90 (see Fig. 4), and the power of these DC loads 90 is lower, and the direct current that generating sheet 42 can be utilized to produce carries out work.The direct current that generating sheet 42 produces can directly be supplied to DC load 90, also first can store, reoffer to DC load 90.Thus, the direct current of generating sheet 42 generation supplies the master control borad of refrigerator 100, lamp and/or DC fan, thus really achieves the object of Waste Heat Reuse, energy-conserving and environment-protective.
Fig. 4 is the schematic block diagram of refrigerator 100 according to an embodiment of the invention.See Fig. 4, refrigerator 100 also can comprise battery 50, is electrically connected with at least one sheet 42 that generates electricity, and charges to it with the electric energy utilizing at least one generating sheet 42 to produce.That is, the power storage produced by least one generating sheet 42 is in battery 50.Particularly, be stored in battery 50 after the direct current that the sheet 42 that generates electricity produces can be passed through voltage-stablizer voltage stabilizing.
Usually, after refrigerator 100 enters normal operating conditions, generating sheet 42 two ends temperature all can remain in a stability range.Therefore, its direct current produced is relatively stable.If the undertension that single generating sheet 42 is formed, direct-current generating device can be made by multiple generating sheet 42 through series and parallel connections, then be stored to battery 50.
Due to the limited energy that battery 50 stores, therefore the electric energy only stored by battery 50 is difficult to realize always for the DC load 90 of refrigerator 100 is powered.Especially, refrigerator 100 of the present invention also can comprise power switcher 60, and the DC load 90 of refrigerator 100 is connected with battery 50 and mains supply 80 by power switcher 60, to be powered to DC load 90 by battery 50 or mains supply 80.
In a further embodiment, refrigerator 100 also can comprise electric quantity detection apparatus, is configured to the electricity detecting battery 50.Testing result can be sent to power switcher 60 by electric quantity detection apparatus, and power switcher 60 can switch battery 50 or mains supply 80 according to the number of electricity in battery 50.
Particularly, when again powering on after refrigerator 100 power-off, in order to ensure that master control borad etc. can start normal work immediately, it is not enough that power switcher 60 gives tacit consent to electricity in battery 50, power switcher 60 is configured to, when powering on first after refrigerator 100 power-off, be powered to DC load 90 by mains supply 80.That is, no matter before refrigerator 100 power-off, be power by civil power or by battery 50 to DC load 90, when again powering on after a loss of power, power switcher 60 all controls to be powered to DC load 90 by mains supply 80.
After refrigerator 100 powers on, when forming the temperature difference between condenser 30 and inner bag, generating sheet 42 can produce direct current, charges in battery 50.Electric quantity detection apparatus can detect the electricity of battery 50 in real time or to set interval.Power switcher 60 can be configured to, before the electricity of battery 50 reaches default power supply threshold value, be powered to DC load 90 by mains supply 80; And after the electricity of battery 50 reaches power supply threshold value, powered to DC load 90 by battery 50.That is, after being powered to DC load 90 by mains supply 80, then can detect the electricity of battery 50, if the electricity of battery 50 reaches power supply threshold value, then power switcher 60 switches to and is powered to DC load 90 by battery 50; If the electricity of battery 50 does not reach power supply threshold value temporarily, then continue to be powered to DC load 90 by mains supply 80, until the electricity of battery 50 reaches default power supply threshold value, power switcher 60 switches to is powered to DC load 90 by battery 50.
After being powered to DC load 90 by battery 50, because power consumption may be greater than its charge volume, thus, the electricity of battery 50 will reduce.The electricity that power supply threshold value can produce according to generating sheet 42 and the electricity outwards provided are chosen.In certain embodiments, threshold value of powering is the electricity accounting for battery 50 total capacity 30-50%.That is, using the fully charged state of battery 50 as 100%, the electricity that power supply threshold value is the charged state of battery 50 when being 30-50%.Power supply threshold value more preferably accounts for the electricity of battery 50 total capacity 40%.Like this, can prevent the electricity of battery 50 from exhausting within a short period of time, power switcher 60 switches mains supply 80 and battery 50 more continually.
When considering that the electricity of battery 50 is reduced to a certain degree, the stability that it is powered to DC load 90 may be affected, therefore power switcher 60 is configured to further: after being powered to DC load 90 by battery 50, before the electricity of battery 50 is down to default lowest threshold, keep being powered to DC load 90 by battery 50; And after the electricity of battery 50 is down to default lowest threshold, powered to DC load 90 by mains supply 80.That is, power switcher 60 is configured to, when the electricity of battery 50 reaches power supply threshold value, switch to battery 50 from mains supply 80; When the electricity of battery 50 is down to lowest threshold, switch to mains supply 80 from battery 50; Wherein lowest threshold is preferably less than power supply threshold value.
In certain embodiments, lowest threshold is the electricity accounting for battery 50 total capacity 10-20%; More preferably account for the electricity of battery 50 total capacity 15%.
As can be seen here, in a preferred embodiment of the invention, after being powered to DC load 90 by battery 50, the electricity detecting battery 50 can be continued, if the electricity of battery 50 is reduced to lowest threshold, then power switcher 60 switches to and is powered to DC load 90 by mains supply 80; If the electricity of battery 50 is not down to lowest threshold temporarily, then continue to be powered to DC load 90 by battery 50, until the electricity of battery 50 is down to lowest threshold, power switcher 60 switches to is powered to DC load 90 by mains supply 80.Then, continue the electricity detecting battery 50, until the electricity of battery 50 reaches power supply threshold value, then powered by battery 50.
In some alternate embodiment, when again can power on after refrigerator 100 power-off, namely electric quantity detection apparatus detects the electricity of battery 50, if the electricity of battery 50 does not reach default power supply threshold value, is then powered to DC load 90 by mains supply 80; If the electricity of battery 50 reaches default power supply threshold value, then powered to DC load 90 by battery 50.
Especially, the embodiment of the present invention additionally provides the method for supplying power to for the refrigerator 100 in above-mentioned any embodiment.This method of supplying power to can control the power supply of the DC load 90 of the refrigerator 100 in above any embodiment, powers to the DC load 90 of refrigerator 100 with Appropriate application battery 50 or mains supply 80.
Fig. 5 is the indicative flowchart of the method for supplying power to of refrigerator 100 according to an embodiment of the invention.As shown in Figure 5, this method of supplying power at least comprises:
Step S502, detects the electricity of battery 50.
Step S504, judges the power supply the threshold value whether electricity of the battery 50 of refrigerator 100 reaches default.If judge, the electricity of battery 50 reaches power supply threshold value, then perform step S506; Otherwise, perform step S512.
Step S506, after the electricity of battery 50 reaches power supply threshold value, is powered to DC load 90 by battery 50;
Step S512, is powered to DC load 90 by mains supply 80.
After step S512, step S502 can be re-executed, until after the electricity of battery 50 reaches default power supply threshold value, powered to DC load 90 by battery 50.
That is, the method for supplying power to of the embodiment of the present invention can comprise the electricity detecting battery 50, if the electricity of battery 50 reaches default power supply threshold value, is then powered to DC load 90 by battery 50; If the electricity of battery 50 does not reach power supply threshold value temporarily, then powered to DC load 90 by mains supply 80, until after the electricity of battery 50 reaches default power supply threshold value, powered to DC load 90 by battery 50.
After being powered to DC load 90 by battery 50, because power consumption may be greater than its charge volume, thus, the electricity of battery 50 will reduce.The electricity that power supply threshold value can produce according to generating sheet 42 and the electricity outwards provided are chosen.In certain embodiments, the power supply threshold value mentioned in step S504 is the electricity accounting for battery 50 total capacity 30-50%; More preferably account for the electricity of battery 50 total capacity 40%.Like this, can prevent the electricity of battery 50 from exhausting within a short period of time, thus more continually mains supply 80 and battery 50 be switched.
When considering that the electricity of battery 50 is reduced to a certain degree, the stability that it is powered to DC load 90 may be affected, therefore in a preferred embodiment, method of supplying power to also can comprise after step S506:
Step S508, judges whether the electricity of battery 50 is down to predetermined lowest threshold.If judge, the electricity of battery 50 is down to lowest threshold, then perform step S510; Otherwise, perform step S512.
Step S510, keeps being powered to DC load 90 by battery 50.
In certain embodiments, the lowest threshold mentioned in step S508 is the electricity accounting for battery 50 total capacity 10-20%; More preferably account for the electricity of battery 50 total capacity 15%.
As can be seen here, in a preferred embodiment of the invention, after being powered to DC load 90 by battery 50, the electricity detecting battery 50 can be continued, if the electricity of battery 50 is reduced to lowest threshold, then powered to DC load 90 by mains supply 80; If the electricity of battery 50 is not down to lowest threshold temporarily, then continues to be powered to DC load 90 by battery 50, until the electricity of battery 50 is down to lowest threshold, powered to DC load 90 by mains supply 80.Then, continue the electricity detecting battery 50, until the electricity of battery 50 reaches power supply threshold value, then powered by battery 50, so move in circles.
In certain embodiments, when again powering on after the method for supplying power to of the embodiment of the present invention is also included in refrigerator 100 power-off, powered to DC load 90 by mains supply 80; Perform step S502 more afterwards.In further embodiments, when again powering on after refrigerator 100 power-off, namely performing step S502, detecting the electricity of battery 50, if the electricity of battery 50 does not reach default power supply threshold value, then power (i.e. step S512) by mains supply 80 to DC load 90; If the electricity of battery 50 reaches default power supply threshold value, then power (i.e. step S506) by battery 50 to DC load 90.
So far, those skilled in the art will recognize that, although multiple exemplary embodiment of the present invention is illustrate and described herein detailed, but, without departing from the spirit and scope of the present invention, still can directly determine or derive other modification many or amendment of meeting the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or amendments.
Claims (16)
1. a refrigerator, comprises inner bag and condenser, it is characterized in that, described refrigerator also comprises temperature-difference power generation module, and be arranged between described condenser and described inner bag, described temperature-difference power generation module comprises:
Collecting plate, thermally coupled with described condenser;
Pass cold portion, thermally coupled with described inner bag; And
At least one sheet that generates electricity, is interposed between described collecting plate and the cold portion of described biography, produces electric energy to utilize the temperature difference between described collecting plate and the cold portion of described biography.
2. refrigerator according to claim 1, is characterized in that,
The cold portion of described biography comprises and passes cold drawing and multiple connecting plates of extending towards described inner bag from described biography cold drawing, and at least one generating sheet wherein said is interposed between described collecting plate and described biography cold drawing, described multiple connecting plate and described inner bag thermally coupled;
At least one connecting plate in described multiple connecting plate is fixed on the outer surface of described inner bag with the form of buckle.
3. refrigerator according to claim 2, is characterized in that,
Described collecting plate and described biography cold drawing are bolted, to be fitted tightly with described collecting plate and described biography cold drawing respectively by two end faces of at least one generating sheet described; Wherein
Described bolt is made of plastics.
4. refrigerator according to claim 3, is characterized in that,
The outer surface of described inner bag caves inward formation mounting groove, and the outer surface being positioned at the described inner bag at the upper and lower two ends of described mounting groove extends respectively to described mounting groove to form the first fastener, and the outer surface of described first fastener is formed with stopper slot;
The quantity of described multiple connecting plate is at least four, it is vertically arranged at interval, and the end being arranged in two connecting plates at upper and lower two ends in described multiple connecting plate stretches into the stopper slot of two described first fasteners respectively and fits tightly with the diapire of stopper slot;
The end of two connecting plates of contiguous described outermost upper and lower two connecting plates outwardly lateral buckling forms the second fastener, mutually to fasten with described first fastener.
5. refrigerator according to claim 1, is characterized in that,
Described inner bag comprises freezing inner bag, and described temperature-difference power generation module is arranged between described condenser and described freezing inner bag.
6. refrigerator according to claim 1, characterized by further comprising:
Expanded material, is filled in the space between described biography cold drawing and described inner bag.
7. refrigerator according to claim 1, is characterized in that,
Described generating sheet is semiconductor temperature difference thermocouple.
8. refrigerator according to claim 1, characterized by further comprising:
Battery, is electrically connected with at least one sheet that generates electricity described, charges to it with the electric energy utilizing at least one generating sheet described to produce; And
Power switcher, the DC load of described refrigerator is connected with described battery and mains supply by described power switcher, to be powered to described DC load by described battery or described mains supply.
9. refrigerator according to claim 8, characterized by further comprising:
Electric quantity detection apparatus, is configured to the electricity detecting described battery;
Described power switcher is configured to:
Before the electricity of described battery reaches default power supply threshold value, powered to described DC load by described mains supply; And
After the electricity of described battery reaches described power supply threshold value, powered to described DC load by described battery.
10. refrigerator according to claim 9, is characterized in that,
Described power switcher is also configured to:
After being powered to described DC load by described battery,
Before the electricity of described battery is down to default lowest threshold, keep being powered to described DC load by described battery; And
After the electricity of described battery is down to default lowest threshold, powered to described DC load by described mains supply.
11. refrigerators according to claim 10, is characterized in that,
Described power supply threshold value is the electricity accounting for described battery total capacity 30-50%;
Described lowest threshold is the electricity accounting for described battery total capacity 10-20%.
12. refrigerators according to claim 8, is characterized in that,
Described power switcher is configured to:
When again powering on after described refrigerator power-off, powered to described DC load by mains supply.
13. 1 kinds of method of supplying power to for the refrigerator such as according to any one of claim 1-12, is characterized in that comprising:
Detect the electricity of the battery of described refrigerator;
Judge the power supply the threshold value whether electricity of described battery reaches default,
After the electricity of described battery reaches described power supply threshold value, powered by the DC load of described battery to described refrigerator;
Otherwise, powered to described DC load by mains supply.
14. method of supplying power to according to claim 13, is characterized in that, after being powered to described DC load by described battery, described method of supplying power to also comprises:
Judge whether the electricity of the battery of described refrigerator is down to predetermined lowest threshold,
After the electricity of described battery is down to described lowest threshold, powered to described DC load by mains supply;
Otherwise, keep being powered to described DC load by described battery.
15. method of supplying power to according to claim 14, is characterized in that,
Described power supply threshold value is the electricity accounting for described battery total capacity 30-50%;
Described lowest threshold is the electricity accounting for described battery total capacity 10-20%.
16. method of supplying power to according to claim 13, characterized by further comprising:
When again powering on after described refrigerator power-off, powered to described DC load by mains supply;
Perform the step of the electricity detecting described battery afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510524746.7A CN105066578B (en) | 2015-08-24 | 2015-08-24 | Refrigerator and its method of supplying power to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510524746.7A CN105066578B (en) | 2015-08-24 | 2015-08-24 | Refrigerator and its method of supplying power to |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108443817A (en) * | 2018-05-15 | 2018-08-24 | 广东工业大学 | A kind of energy-saving LED device with thermoelectric generation film |
| CN115265036A (en) * | 2022-06-08 | 2022-11-01 | 珠海格力电器股份有限公司 | Power distribution method and device of intelligent refrigerator, storage medium and electronic equipment |
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| JP2000315882A (en) * | 1999-04-28 | 2000-11-14 | Sony Corp | Cooling device and electronic equipment |
| CN102852576A (en) * | 2011-06-28 | 2013-01-02 | 上海市向明中学 | Device capable of utilizing afterheat of refrigerator to generate power |
| CN102997382A (en) * | 2011-09-19 | 2013-03-27 | 珠海格力电器股份有限公司 | Air conditioning system and method for generating power by utilizing waste heat of air conditioning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2000315882A (en) * | 1999-04-28 | 2000-11-14 | Sony Corp | Cooling device and electronic equipment |
| CN102852576A (en) * | 2011-06-28 | 2013-01-02 | 上海市向明中学 | Device capable of utilizing afterheat of refrigerator to generate power |
| CN102997382A (en) * | 2011-09-19 | 2013-03-27 | 珠海格力电器股份有限公司 | Air conditioning system and method for generating power by utilizing waste heat of air conditioning system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108443817A (en) * | 2018-05-15 | 2018-08-24 | 广东工业大学 | A kind of energy-saving LED device with thermoelectric generation film |
| CN115265036A (en) * | 2022-06-08 | 2022-11-01 | 珠海格力电器股份有限公司 | Power distribution method and device of intelligent refrigerator, storage medium and electronic equipment |
| CN115265036B (en) * | 2022-06-08 | 2023-09-29 | 珠海格力电器股份有限公司 | Power distribution method and device of intelligent refrigerator, storage medium and electronic equipment |
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| CN105066578B (en) | 2018-02-02 |
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