CN103328912B - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN103328912B
CN103328912B CN201180064685.0A CN201180064685A CN103328912B CN 103328912 B CN103328912 B CN 103328912B CN 201180064685 A CN201180064685 A CN 201180064685A CN 103328912 B CN103328912 B CN 103328912B
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CN
China
Prior art keywords
illumination
light quantity
freezer
external illuminance
intraoral illumination
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Application number
CN201180064685.0A
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Chinese (zh)
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CN103328912A (en
Inventor
森贵代志
柿田健一
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Panasonic Intellectual Property Management Co Ltd
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Matsushita Electric Industrial Co Ltd
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Publication of CN103328912A publication Critical patent/CN103328912A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D27/00Lighting arrangements

Abstract

A refrigerator equipped with: interior lighting (8) that illuminates the interior of storage compartments (4) which are partitioned by means of insulated walls (2) and insulated doors (3a, 3b); a lighting intensity sensor (7) that is provided on the insulated door of the uppermost of the multiple storage compartments, and that detects the intensity of the lighting outside of the refrigerator (1); a door opening/closing detection means (10) that detects the open/closed state of the insulated doors (3a, 3b); and a control means (11) that adjusts the amount of light of the interior lighting (8) in response to the lighting intensity detected by the lighting intensity sensor (7) just before and just after the door opening/closing detection means (10) detects that the insulated doors (3a, 3b) have been opened.

Description

Freezer
Technical field
The present invention relates to a kind of freezer being provided with lighting device in case.
Background technology
In recent years, as the case intraoral illumination of representational freezer, propose except existing incandescent lamp and bulb, also use White LED.
As the freezer being provided with existing lighting device, have and multiple White LED is installed on one piece of substrate, be arranged at case inner top surface thus irradiate in case (for example, referring to patent document 1).
Figure 10 represents the stereogram of the lighting device in the existing freezer recorded in above-mentioned patent document 1.
As shown in Figure 10, lighting device is the structure possessing installation base plate 101, White LED 102 and thermal insulation board 104, is arranged in the case of freezer.
Installation base plate 101 forms tabular, forms circuit pattern (not shown) in one side or two sides, the substrate of the epoxy resin using heat conductivity good and insulating metal substrate.
White LED 102 forms shell shape, is the blue light activating fluorescent material of the blue led using GaN class, obtains the structure of white light, and draws two energising terminals 103 of energising.
Thermal insulation board 104 adopts the resins such as polyurethane to form tabular, is set up in parallel multiple inserting hole, is arranged between installation base plate 101 and White LED 102.Herein, White LED 102, energising terminal 103 is inserted through the inserting hole of thermal insulation board 104, and soldering is installed on the circuit pattern of installation base plate 101, is multiplely juxtaposed on installation base plate 101.
In addition, when the caloric value of White LED 102 is few, also thermal insulation board 104 can be cancelled.
Below, the White LED that will form in the above described manner is used as to the freezer of lighting device, its action is described.
First, when freezer door is closed, white LED102 is not energized, so not illuminated in case.
Then, if door is opened, then in the electronic switch such as mechanical switch and Hall IC, door opening state is judged as, DC voltage is applied to installation base plate 101, clockwise electric current flows to White LED 102 by energising terminal 103, sends white light, thus irradiates in case.
Look-ahead technique document
Patent document
Patent document 1: Japanese Unexamined Patent Publication 11-159953 publication
Summary of the invention
Invent problem to be solved
But above-mentioned existing structure is often irradiated in case according to maximum light quantity, so shortcoming energy saving, and collecting article cannot be irradiated with the light quantity of the placement environment of applicable freezer.
Freezer is usually is mostly use under the environment lighted at the room lighting in kitchen, even if the light quantity of case intraoral illumination is low, also can see in knock-out, but consider that user is difficult to the situation seen in case, the light quantity setting of illumination must be become bright.That is, when the outside (surrounding) of freezer is bright, unnecessary electric power will be consumed.
In addition, light quantity more increases, and the caloric value of light source is higher, and the problem of the deterioration of the cooling performance of freezer and the service life reduction of illumination will occur.
Or open freezer door when the outside of freezer is dark, bright case intraoral illumination is lighted suddenly, and user feels dazzling sometimes, so sometimes also preferably suppress light quantity.
The present invention is just used to solve above-mentioned existing problem, its object is to, provides a kind of and possess the freezer that can carry out the lighting device of the light quantity of regulating box intraoral illumination according to the illumination of freezer outside.
For solving the method for problem
In order to solve above-mentioned existing problem, freezer of the present invention comprises: the housing being provided with multiple receiving room divided by thermal wall and insulated door; Irradiate the case intraoral illumination of the inside of above-mentioned receiving room; Detect the external illuminance detecting unit of the illumination of the outside of above-mentioned housing; Detect the door opening and closing detecting unit of the open and-shut mode of above-mentioned insulated door; With when above-mentioned door opening and closing detecting unit detects that above-mentioned insulated door becomes open mode, the control unit of the light quantity of above-mentioned case intraoral illumination is regulated according to the detection illumination gone out by said external luminance detection unit inspection, when above-mentioned insulated door becomes open mode, made light quantity or the ignition mode change of above-mentioned case intraoral illumination by above-mentioned control unit.
Thereby, it is possible to it is high to realize energy saving, long service life, and the illumination of protection user eyes.
Invention effect
It is high that the present invention can realize energy saving, long service life, and the illumination of protection user eyes, so can provide more energy-conservation and use freezer more easily.
Accompanying drawing explanation
Fig. 1 is the front elevation of the freezer in embodiments of the present invention 1.
Fig. 2 is the A-A side cross-sectional views of Fig. 1 of freezer in embodiments of the present invention 1.
Fig. 3 is the control block diagram of the freezer in embodiments of the present invention 1.
Top view when Fig. 4 is the freezer arranged in the corner portion in kitchen in embodiments of the present invention 1.
Fig. 5 is the time diagram of the output of the case intraoral illumination represented to the freezer in embodiments of the present invention 1.
Fig. 6 is the time diagram of the exporting change of the case intraoral illumination represented to the freezer in embodiments of the present invention 1.
Fig. 7 is the light quantity adjusted circuit figure of the case intraoral illumination of freezer in present embodiment 1.
Fig. 8 is the side cross-sectional views of the freezer in embodiments of the present invention 2.
Fig. 9 is the control block diagram of the freezer in embodiments of the present invention 2.
Figure 10 is the stereogram of the lighting device in the existing freezer described in patent document 1.
Detailed description of the invention
1st invention is, comprising: the housing being provided with multiple receiving room divided by thermal wall and insulated door; Irradiate the case intraoral illumination of the inside of above-mentioned receiving room; Detect the external illuminance detecting unit of the illumination of the outside of above-mentioned housing; Detect the door opening and closing detecting unit of the open and-shut mode of above-mentioned insulated door; With when above-mentioned door opening and closing detecting unit detects that above-mentioned insulated door becomes open mode; the control unit of the light quantity of above-mentioned case intraoral illumination is regulated according to the detection illumination gone out by said external luminance detection unit inspection; when above-mentioned insulated door becomes open mode; light quantity or the ignition mode change of above-mentioned case intraoral illumination is made by above-mentioned control unit; can irradiate in case according to the best light quantity of the lightness of the outside of applicable user, the illumination of the eyes of energy-conservation, to extend illumination service life and protection user can be realized.
2nd invention is, when described external illuminance detecting unit is judged to be high illumination, increases the light quantity of described case intraoral illumination, when being judged to be low-light (level), reduce the light quantity of described case intraoral illumination, when outside is dark, the light quantity of case intraoral illumination can be suppressed, allow user can not feel dazzling.
3rd invention is, when described external illuminance detecting unit is judged to be high illumination or low-light (level), reduce the light quantity of described case intraoral illumination, other time all increase light quantity, when outside is bright, suppress the light quantity of case intraoral illumination energy-conservation to realize, when outside is dark, suppress the light quantity of case intraoral illumination, allow user can not feel dazzling, do not work dark yet in, can light quantity be increased, thus easily see collecting article clearly.
4th invention is, the light source as described case intraoral illumination uses light emitting diode, can realize the illumination of low voltage drive, low heating, can simplify drive circuit, improves controlling, and reduces the heating of light source.
5th invention is, is regulated the light quantity of described case intraoral illumination, can adopt the method for the electric adjustment according to Duty ratio control by the variable control of pulse, thereby, it is possible to control according to simple the light quantity changing case intraoral illumination.
6th invention is, controls by current-variable the light quantity regulating described case intraoral illumination, uses the methods such as switch current limiting resistance, can eliminate the flicker of the illumination produced because of Pulse Width Control when low light quantity.
7th invention is, suppresses by voltage variable the light quantity regulating described case intraoral illumination, can suppress supply voltage and the electric current of illumination, so more energy-conservation.
8th invention is, described case intraoral illumination is made up of multiple light source, and the quantity of lighting according to light source regulates light quantity, can make the electric power vanishing of the light source of extinguishing, more energy-conservation.
9th invention is, collecting article detecting unit is equipped with in described receiving room, regulate the light quantity of described case intraoral illumination according to the detection of described external illuminance detecting unit and described collecting article detecting unit, can prevent from being difficult to see collecting article because of the shade of collecting article and the absorption of light.
Below, with reference to accompanying drawing, embodiments of the present invention are described.In addition, the present invention is not limited to this embodiment.
(embodiment 1)
Fig. 1 is the front elevation of the freezer in embodiments of the present invention 1, Fig. 2 is the A-A side cross-sectional views of Fig. 1 of freezer in this embodiment, Fig. 3 is the control block diagram of the freezer in this embodiment, top view when Fig. 4 is the freezer arranged in the corner portion in kitchen in this embodiment.
In Fig. 1, Fig. 2 and Fig. 3, the housing of freezer 1 comprises thermal wall 2 and insulated door 3a, 3b, by case and external insulation.Freezer 1 is provided with the multiple accepting racks 5 for arranging and preserve preservation object in receiving room 4.
Display part 6 is provided with, the working condition of display freezer and setting situation etc. at insulated door 3b.In addition, display part 6 is provided with the illuminance transducer 7 as external illuminance detecting unit.
As the illuminance transducer 7 of external illuminance detecting unit, be arranged at the insulated door of the receiving room of the topmost in multiple receiving rooms of freezer 1, and be arranged at the height of the position close to user's eyes.Therefore, it is possible to detect the equal lightness of the illumination felt with user.
Height close to user's eyes refers to, 5 storerooms are generally comprised shown in the drawings, storage amount is about in the freezer of 400L ~ 600L, the short transverse of the storeroom of topmost 1/2 near and topmost to the storeroom of topmost short transverse about 1/5.
In addition, at the indoor sidewall of receiving room 4, viewed from the front of freezer 1, be embedded with case intraoral illumination 8 in left and right.Case intraoral illumination 8 is configured with multiple LED9a ~ 9d in the vertical direction, arranges in the mode with frontside illuminated inboard from receiving room 4.
Like this, light source uses White LED, can tackle the voltage of variation thus neatly.And, also can drive at lower voltages.Therefore, it is possible to make case intraoral illumination 8 be in low febrile state.As mentioned above, light source uses White LED, thus, is expected to simplify drive circuit, improves controlling and reduces the heating of light source.
In addition, in order to detect the open and-shut mode of insulated door 3a and 3b, be provided with an opening and closing detecting unit 10 at the periphery in the front openings portion of receiving room 4.
When detecting that insulated door 3a and 3b opens, control unit 11 makes case intraoral illumination 8 light.Now, based on the illumination that illuminance transducer 7 detects, control unit 11 is utilized to carry out the light quantity of control cabinet intraoral illumination 8.
When freezer 1 is arranged at corner, kitchen, as shown in Figure 4, when insulated door 3b opens, the installed surface of illuminance transducer 7 is sometimes close to wall.Now, the front surface of illuminance transducer 7 is blocked by the wall in kitchen, and outside light is difficult to incidence, so can error detection be darker than the external illuminance of reality.So control unit 11 stores the detection illumination from illuminance transducer 7 at any time, according to detect insulated door 3b open before or detection illumination afterwards, determine the light quantity of case intraoral illumination.
The detection illumination of illumination detected as illuminance transducer 7 and the relation of the light quantity of case intraoral illumination 8 as shown in table 1.
[table 1]
Table 1 represents three kinds of light quantity changing patteries of the case intraoral illumination 8 of the detection illumination L relative to illuminance transducer 7, and the relative value when light quantity maximum amount of case intraoral illumination 8 is 100% is recorded.
In table 1, pattern 1 is the pattern judged in the following way.That is, the external illuminance that illuminance transducer 7 detects be as the benchmark external illuminance preset the first benchmark external illuminance (being set as 15 Luxs when present embodiment) below time, be judged to be dark, the light quantity of case intraoral illumination 8 adopts 100%.In addition, when illuminance transducer 7 detects the second benchmark external illuminance (being set as 40 Luxs when present embodiment) following external illuminance, be judged to be slightly dark, the light quantity of case intraoral illumination 8 adopts 75%.When external illuminance is slightly dark, under the illumination of the light quantity of case intraoral illumination 8 slightly weak (about 75%), also fully can see the collecting article in knock-out.And when illuminance transducer 7 detects the external illuminance more than the second benchmark external illuminance (40 Lux), be judged to be bright, the light quantity of case intraoral illumination 8 adopts 50%.When external illuminance is bright, outside light also irradiates the collecting article in case, so can see the collecting article in knock-out fully.Like this, when using freezer, outside mostly is bright, so can suppress the light quantity of case intraoral illumination 8, and can reduce power consumption.
Like this, the object of pattern 1 is, arrives illumination functions when lightness that the lightness in case is added with the lightness of case intraoral illumination 8 plays the collecting article that user finds in case from outside.
Pattern 2 is judged to when illuminance transducer 7 detects that the first benchmark external illuminance (15 Lux) below secretly, can not feel that case intraoral illumination 8 is dazzling in order to allow user, and light quantity adopts 50%.In addition, when detecting that the second benchmark external illuminance (40 Lux) below, being judged to be slightly dark, adopting as not dazzling and easily see 75% of the light quantity of collecting article.And, when illuminance transducer 7 detects the external illuminance more than the second benchmark external illuminance (40 Lux), be judged to be bright, adopt actually can experience that case intraoral illumination 8 lights 100%.Like this, the light quantity of case intraoral illumination 8 can not only be suppressed, reduce power consumption, and the dazzling puzzlement of user and the easy identification of collecting article can be considered.
Like this, pattern 2 is the sense organ key elements starting point being placed on user, makes user visually can not feel dazzling pattern.That is, its object is to, when dark, illuminate collecting article by low-light (level), thus, play to protect eyes and body sense do not have a sense of discomfort General design for the purpose of function.
Mode 3 is, illuminance transducer 7 detects when being the following external illuminance of the first benchmark external illuminance (15 Lux), and being judged to be dark, can not feeling that case intraoral illumination 8 is dazzling in order to allow user, light quantity adopts 50%.In addition, when the following external illuminance of detection second benchmark external illuminance (40 Lux), being judged to be slightly dark, now, in order to not allow user feel dazzling, adopting 100% as the light quantity the most easily seeing collecting article.And when the external illuminance detected out is more than the second benchmark external illuminance (40 Lux), be judged to be bright, the light due to outside also irradiates the collecting article in case, so the light quantity of case intraoral illumination 8 adopts 50%.Like this, the structure having the strong point of pattern 1,2 concurrently is adopted.
Like this, when the outside supposing that the opening and closing frequency of freezer is the highest is bright, the light quantity of case intraoral illumination 8 adopts 50%, so can realize more energy-conservation.So, when can realize energy-conservation pattern when the hypothesis usage frequency that selection mode 3 is such is high, the place that the eyes of the door in the outside of freezer or these users of housing are seen, enters people to exercise and associates energy-conservation lighting and showing like this.
For above pattern 1 to mode 3, user can adopt according to personal like the structure set from operating portion (not shown).
In the case, such as visually no problem and like often bright user's selection mode 1, old man and child etc. is had not to wish to make the family selection pattern 2 of cumbrous user to vision, there is the family selection mode 3 of more awareness of saving energy, in such three kinds of situations, the expanded range that user can select, can provide a kind of use convenient, also can be conducive to energy-conservation freezer.
In addition, the detection illumination L(external illuminance of table 1) be not limited to the value in table with the relative light quantity of case intraoral illumination 8, best value should be become according to the configuration settings of freezer.
Below, the regulon of the light quantity of case intraoral illumination 8 is described.
Fig. 5 is the time diagram of the output of the case intraoral illumination represented to the freezer in embodiments of the present invention 1, and Fig. 6 is the time diagram of the exporting change of the case intraoral illumination represented to the freezer in embodiments of the present invention 1.
Such as, the light quantity of case intraoral illumination 8 regulates is by regulating the active power flowing through White LED 9a ~ 9d to carry out according to the Duty ratio control of output voltage.As shown in Figure 5, if output pulse width is T1, the cycle of pulse is T2, according to the detected value of the external illuminance of illuminance transducer 7, dutycycle T1/T2 is changed.T1/T2 is set to user can not feel the level of the flicker of White LED 9a ~ 9d.
In addition, when case intraoral illumination 8 is lighted, if lighted with the light quantity of 100% suddenly, then user can feel twinkling, produces sense of discomfort.So, also can change (particularly increasing) light quantity gradually until become the lightness of regulation.
As shown in Figure 6, T3/T4=10%(step 1) after lighting start, later in each stipulated time, if T5/T6=40%(step 2), T7/T8=70%(step 3), then gradually increase dutycycle until 100%, so just form soft illumination of lighting.In this example, make change in duty cycle according to three phases, but increase the changes phase of dutycycle more meticulously, more successfully can change light quantity.
In addition, after making case intraoral illumination 8 light a period of time, then the eyes of user start to be accustomed to this lightness, so slightly reduce light quantity, also can confirm collecting article fully.So, case intraoral illumination 8 light after through the stipulated time, also can reduce dutycycle gradually, suppress power consumption thus.
Fig. 7 is the light quantity adjusted circuit figure of the case intraoral illumination of freezer in present embodiment 1.
As the regulon of the light quantity of case intraoral illumination 8, such as, also can use, the circuit that pie graph 7 is such, the supply electric current to case intraoral illumination 8 is modified to the unit of I1 ~ I3 by the switch switching SW1 ~ 3.Supply electric current I 1 ~ I3 is determined by resistor R1 ~ R3 that resistance value is different respectively.
In addition, as the regulon of the light quantity of case intraoral illumination 8, such as, can use and only make two of the half in the multiple White LED 9a ~ 9d shown in Fig. 2 to light or only make 3/4 unit to light etc.
As mentioned above, in the present embodiment, comprising: irradiate the case intraoral illumination 8 in the receiving room 4 that divided by thermal wall 2 and insulated door 3a, 3b; With the insulated door of the receiving room of the topmost be arranged in multiple receiving room, detect the illuminance transducer 7 of the external illuminance of freezer 1; Detect the door opening and closing detecting unit 10 of the open and-shut mode of insulated door 3a, 3b; With detect according to door opening and closing detecting unit 10 insulated door 3a, 3b become open mode before or the detection illumination of illuminance transducer 7 afterwards; the control unit 11 of the light quantity of regulating box intraoral illumination 8; can irradiate in case according to the light quantity of the best of the lightness of the outside of applicable user, and can realize that energy saving is high, the illumination of the eyes of long service life and protection user.
In addition, in the present embodiment, as the light source of case intraoral illumination 8, employ light emitting diode 9a ~ d, the illumination of low voltage drive, low heating can be realized, can drive circuit be simplified, improve controlling, and reduce the heating of light source.
In addition; in the present embodiment; utilize control unit 11; according to the time that insulated door 3a, 3b open continuously; change light quantity and the ignition mode of case intraoral illumination 8; according to the custom of the eyes of user to lightness, can increase or reduce the control of the light quantity of case intraoral illumination gradually, the illumination protecting user's eyes can be realized.
(embodiment 2)
Fig. 8 is the side cross-sectional views of the freezer in embodiments of the present invention 2, and Fig. 9 is the control block diagram of the freezer in this embodiment.Herein, for the component identical with embodiment 1, mark identical symbol and omit detailed description.
In figs. 8 and 9, collecting article detecting unit 12 is arranged in receiving room 4.This collecting article detecting unit 12 detects position and the quantity of collecting article, and outfit is not the illuminance transducer 7 of external illuminance detecting unit, by detecting that the light quantity decayed to covering of light because of collecting article realizes by illuminance transducer 7 in case.In addition, also have and utilize pressure sensor to detect the method for collecting article.
In embodiment 1, only carry out the light quantity of regulating box intraoral illumination 8 according to the detection illumination of illuminance transducer 7, but when having a large amount of collecting articles in receiving room 4, sometimes can not irradiate in case fully because of the shadow of collecting article.Therefore, preferably not only consider the lightness of freezer outside, also consider position and the quantity of collecting article, the light quantity of regulating box intraoral illumination 8.
Table 2 represents the accurate light quantity compensating value to the case intraoral illumination of storage amount.
[table 2]
The light quantity of the case intraoral illumination of table 2 is as the criterion with table 1, adds the compensating value of table 2.Such as, when collecting article detecting unit 12 detects that storage amount is few, easily arrive the corner in case because of light, so light quantity adopts negative 20%.In addition, when detecting that storage amount is slightly many, do not carry out correction, when detecting that storage amount is many, because light is difficult to arrive in case, so light quantity adopts positive 20%.
As mentioned above, in the present embodiment, in receiving room 4, be equipped with collecting article detecting unit 12, not only detect the external illuminance of freezer, the collecting article also in detection case, irradiate in case according to the light quantity needed for user, can realize using and throw light on more easily.
Utilizability in industry
As mentioned above, freezer of the present invention can either be implemented when being applicable to the lighting device as home-use or business freezer, also can be applied to the equipment machine widely of the application illuminations such as the article storage device of door.
Symbol description
1 freezer
2 thermal wall
3a, 3b insulated door
4 receiving rooms
5 accepting racks
6 display parts
7 illuminance transducers
8 casees intraoral illuminations
9a, 9b, 9c, 9d White LED
10 opening and closing detecting units
11 control units
12 collecting article detecting units

Claims (7)

1. a freezer, is characterized in that, comprising:
Be provided with the housing of multiple receiving room divided by thermal wall and insulated door;
Irradiate the case intraoral illumination of the inside of described receiving room;
Detect the external illuminance detecting unit of the illumination of the outside of described housing;
Detect the door opening and closing detecting unit of the open and-shut mode of described insulated door; With
When described door opening and closing detecting unit detects that described insulated door becomes open mode, regulate the control unit of the light quantity of described case intraoral illumination according to the detection illumination detected by described external illuminance detecting unit,
Described control unit sets the light quantity of described case intraoral illumination, to make when described insulated door becomes open mode, the illumination detected by described external illuminance detecting unit be more than the first benchmark external illuminance and be below the second benchmark external illuminance when the light quantity of described case intraoral illumination, than the illumination detected by described external illuminance detecting unit lower than the light quantity of described case intraoral illumination when described first benchmark external illuminance and the illumination that detected by described external illuminance detecting unit high higher than the light quantity of described case intraoral illumination when described second benchmark external illuminance, described second benchmark external illuminance is the illumination preset, described first benchmark external illuminance is the illumination that presets and is the illumination lower than described second benchmark external illuminance.
2. freezer as claimed in claim 1, is characterized in that:
The light source of described case intraoral illumination is light emitting diode.
3. freezer as claimed in claim 1, is characterized in that:
The light quantity of described case intraoral illumination is regulated by the variable control of pulse.
4. freezer as claimed in claim 1, is characterized in that:
The light quantity regulating described case intraoral illumination is controlled by current-variable.
5. freezer as claimed in claim 1, is characterized in that:
The light quantity regulating described case intraoral illumination is controlled by voltage variable.
6. freezer as claimed in claim 1, is characterized in that:
Described case intraoral illumination is made up of multiple light source, and the quantity of lighting according to light source regulates light quantity.
7. freezer as claimed in claim 1, is characterized in that:
In described receiving room, be equipped with collecting article detecting unit, regulate the light quantity of described case intraoral illumination according to the detection of described external illuminance detecting unit and described collecting article detecting unit.
CN201180064685.0A 2011-01-14 2011-12-27 Refrigerator Active CN103328912B (en)

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JP2011-005798 2011-01-14
JP2011005798A JP5655578B2 (en) 2011-01-14 2011-01-14 refrigerator
PCT/JP2011/007320 WO2012095937A1 (en) 2011-01-14 2011-12-27 Refrigerator

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CN103328912B true CN103328912B (en) 2015-04-08

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