CN106196854A - Hutch - Google Patents

Abstract

There is provided a kind of hutch, it is possible to prevent user from optionally opening the door carrying out the disoxidation chamber stored with low oxygen concentration.Hutch possesses: disoxidation chamber, stores the food imported from opening under subtracting oxygen condition；Disoxidation chamber door, the above-mentioned opening of inaccessible above-mentioned disoxidation chamber；Oxygen reduction apparatus, becomes in making above-mentioned disoxidation chamber and subtracts oxygen condition；Locking mechanism, stops the opening of above-mentioned disoxidation chamber door；And control portion, above-mentioned locking mechanism switching control is become to stop the lock-out state of the opening of above-mentioned disoxidation chamber door and releases the releasing state of lock-out state.

Description

Hutch

Technical field

Embodiments of the present invention relate to a kind of hutch.

Background technology

Storage method as the freshness for maintaining food, it is known to adjust the air in hutch Composition, pressure CA (Controlled Atmosphere: controlled atmosphere) storage.As CA The mode of storage has the gas displacement side that the air in hutch is replaced as the gas such as nitrogen and carbon dioxide Formula, use vacuum pump in hutch decompression vacuum mode, set by the border inside and outside hutch Chemical reaction produced by the polyelectrolyte membrane put and the oxygen in hutch is discharged outside hutch Polymer electrolytic mode and make in hutch arrange oxygen adsorbing material absorption oxygen absorption side Formula etc..No matter by any mode, all can reduce in hutch and make Food Oxidation and reduce it The amount of the oxygen of freshness, it is possible to food is maintained at and subtracts under oxygen condition.CA storage is known especially to vegetable Freshness maintain there is effect.In the case of carrying out CA storage, specific in order to by hutch Storeroom be maintained at and subtract oxygen condition, need to disconnect the circulation of the air inside and outside storeroom.

Patent documentation 1: Japanese Unexamined Patent Publication 2013-204987

But, when opening the door of storeroom, each time with the non-air of oxygen concentration that subtracts in storeroom Pour in, subtract the oxygen amount in the storeroom of oxygen condition and become equal with the oxygen amount of extraneous air.And then, for To again be set as subtracting oxygen condition in cold room, need to carry out to form, the adjustment of pressure.

Summary of the invention

To be solved by this invention haveing a problem in that provides a kind of hutch, it is possible to prevent user optionally The open door carrying out the disoxidation chamber stored with low oxygen concentration.

In order to solve the problems referred to above, the hutch of present embodiment possesses: disoxidation chamber, is subtracting oxygen condition The food that lower storage imports from opening；Disoxidation chamber door, the above-mentioned opening of inaccessible above-mentioned disoxidation chamber；Subtract oxygen Device, becomes in making above-mentioned disoxidation chamber and subtracts oxygen condition；Locking mechanism, stops opening of above-mentioned disoxidation chamber door Put；And control portion, above-mentioned locking mechanism switching control is become to stop the opening of above-mentioned disoxidation chamber door Lock-out state and the releasing state of releasing lock-out state.

Thereby, it is possible to obtain preventing the user optionally open disoxidation chamber carrying out storing with low oxygen concentration The hutch of door.

Accompanying drawing explanation

Fig. 1 is the sectional view of the refrigerator of present embodiment.

Fig. 2 is the enlarged drawing of the vegetable compartment under the state closing vegetable compartment door.

Fig. 3 is the enlarged drawing of the vegetable compartment under the state having pulled out food product inside container.

Fig. 4 is the enlarged drawing of the vegetable compartment under the state opening vegetable compartment door.

Fig. 5 is the A-A sectional view of Fig. 3.

Fig. 6 is the enlarged drawing of oxygen reduction apparatus periphery.

Fig. 7 is the B-B sectional view of Fig. 2.

Fig. 8 is the sectional view near the lid of CA storeroom.

Fig. 9 is the enlarged drawing of operation display part.

Figure 10 is the signal pie graph of household electric appliance network system.

Symbol description

10 ... refrigerator

12 ... refrigerator main body

13 ... control substrate

13a ... control portion

14 ... adiabatic partition wall

20 ... refrigerating space

21 ... spacer body

22 ... cold room

23 ... refrigerator doors

24 ... vegetable compartment

25 ... vegetable compartment door

25a ... door trip

26 ... vegetable container

26a ... upper end

27 ... CA storeroom

27a ... main body

27b ... lid

27c ... front surface opening

27d ... peristome

27d-1 ... through hole

28 ... sliding rail

28a ... support frame

28b ... trapped orbit

29 ... food product inside container

29b-1 ... recess

29b-2 ... handle

29c ... circumference

29d ... tightening flap

29e ... groove

31 ... backwind tube

32 ... compressor

35 ... rib

36 ... nappe

36a ... through hole

37 ... airduct

40 ... reefer space

44 ... the 1st refrigerating chamber

45 ... the door of drawer type

46 ... the 2nd refrigerating chamber

47 ... the door of drawer type

52 ... cold preservation cooler

53 ... cold preservation fan

54 ... freezing cooler

55 ... freezing fan

56 ... downpipe

57 ... flexible pipe

60 ... oxygen reduction apparatus

61 ... solid polyelectrolyte membrane

62 ... anode electrode

63 ... cathode electrode

64 ... housing

65 ... peristome

90a ... lock

90b ... lock

91a ... axle

91b ... axle

92a ... projection

92b ... projection

103 ... communication terminal (lock notification mechanism)

200 ... operation display part (lock notification mechanism)

201 ... latch-release button

201 ... locking press button

Detailed description of the invention

Below, based on accompanying drawing, the refrigerator of the hutch as an embodiment is illustrated.

[the first embodiment]

Based on embodiment shown in the drawings, first embodiment of the present invention is illustrated.

Present embodiment, as an example of hutch, illustrates about refrigerator 10.Such as Fig. 1 institute Showing, this refrigerator 10 stores sky being internally formed of refrigerator main body 12 of the adiabatic box like of front surface opening Between, storage space is divided into refrigerating space 20 and the freezing of lower section of top by adiabatic partition wall 14 Space 40.Refrigerating space 20 is further advanced by spacer body 21 and is divided into cold room 22 He on top The vegetable compartment 24 of bottom.

There is the control substrate 13 of function as the control portion 13a carrying out the control relevant to refrigerator 10 It is configured in refrigerator external back surface and the rear of adiabatic partition wall 14 of refrigerator main body 12.At this control base On plate 13, connect and have oxygen reduction apparatus 60 described later, cold preservation fan 53, freezing fan 55, pressure Contracting machine 32, operation display part 200, door trip 25a, intervalometer (Timer) etc., and carry out it Control.

The peristome of cold room 22 is by by the Men Shushu setting up and down of the sidepiece at refrigerator main body 12 Prop up into the refrigerating-chamber door 23 rotated freely inaccessible.

At the front surface of refrigerating-chamber door 23, it is provided with the operation display part of the running status of display refrigerator 200.But, as long as be provided with the outer surface of the position refrigerator of operation display part 200, not It is limited to the front surface of refrigerating-chamber door 23.

The vegetable compartment door 25 of the peristome of vegetable compartment 24 drawer type by being connected with sliding rail 28 closes Plug.

In detail, as shown in figs. 2 to 4, sliding rail 28 possesses: in the rear side of vegetable compartment door 25 Pair of right and left support frame 28a that fix, that extend in the longitudinal direction, in the left and right of vegetable compartment 24 Trapped orbit 28b that two side is arranged and not shown executing that support frame 28a is rearward exerted a force Force mechanisms.Pair of right and left support frame 28a is fixing by arrange at the left and right sides wall of vegetable compartment 24 Track 28b is supported for sliding in the longitudinal direction, and is pushed into assigned position rearward Time rearward exerted a force by force application mechanism.

In pair of right and left support frame 28a, support the vegetable container 26 of the box having upper surface open. Thus, vegetable container 26 is by constituting support frame 28a and the trapped orbit 28b of sliding rail 28 It is supported for sliding at fore-and-aft direction, vegetable container while the door opening action of vegetable compartment door 25 26 outside refrigerator pull out, vegetable compartment door 25 close an action while vegetable container 26 in refrigerator Storage.The door trip of push-in type it is provided with in the position opposed with vegetable compartment door 25 of refrigerator main body 12 25a, this door trip 25a detection vegetable compartment door 25 is in open state and is in blocked state.Base In the result of the opening of the vegetable compartment door 25 detected by this door trip 25a, counted by control portion 13a Calculate the moment often that vegetable compartment door 25 is opened.

Above vegetable container 26, the state sagging from spacer body 21 is provided with CA (Controlled Atmosphere: controlled atmosphere) storeroom 27.CA storeroom 27 is by having front surface opening 27c Main body 27a, the lid 27b of opening and closing front surface opening 27c and in main body 27a storage inside Food containers 29 is constituted.

The shape of main body 27a is longer on width and depth direction compared with short transverse Flat cuboid.Main body 27a is preferably integrally formed with the lower surface of spacer body 21, and is anchored on vegetables In dish room 24 but it also may be not integrally formed.At the circumference 29c of front surface opening 27c, with Mode around opening is provided with ring-type groove 29e (with reference to Fig. 8), and is embedded with ring-type at groove 29e Tightening flap 29d.

Food product inside container 29 is the box shape of upper surface open, it is possible to access food from opening.Separately Outward, lid 27b is arranged to dismounting, and this food product inside by food product inside container 29 in its front Container 29 can when be mounted with cover 27b in CA storeroom 27 slide anteroposterior.Such as Fig. 7 Shown in, the front surface central part at lid 27b is formed with recess 29b-1, and to cover recess 29b-1 The mode of top substantially half be provided with handle 29b-2.

As shown in Figure 7,8, at the upper portion of front surface opening 27c and the lower section of main body 27a, lock 90a, 90b are configured to set along the upper outer of front surface opening 27c and lower outer Axle 91a, 91b centered by rotate.Lock 90a, 90b have projection 92a, 92b, this projection 92a, Its section shape of 92b is directed towards the conical by its shape that front end attenuates.If making lock 90a, 90b forward face open The outside of mouth 27c is kept out of the way, and is pushed towards the front surface opening 27c of main body 27a by lid 27b, then cover 27b abuts with tightening flap 29d.In this state, make the lock 90a on top rotate down, make The lock 90b of bottom is rotated up, and makes respective projection 92a, 92b engage with the front surface of lid 27b. Now, owing to the section shape of projection 92a, 92b is directed towards the conical by its shape that front end attenuates, therefore it is Projection 92a, 92b is made to deform to heavens, it is also possible to make the front table of projection 92a, 92b and lid 27b Face engages.So, lid 27b is pressed by the circumference 29c of forward face opening 27c by projection 92, This lid 27b is fixed relative to the front surface opening 27c of main body 27a, becomes locked state.Should Lock 90a, 90b are by accepting the driving of the not shown motor of the instruction of control portion 13a, automatically Rotate, thus lock and release.

As it is shown in fig. 7, the lower end of lid 27b is propped up by the upper end 26a of the left and right sidewall of vegetable container 26 Support.Thus, edge above the upper end 26a of the sidewall of the vegetable container 26 that lid 27b can formerly pull out Fore-and-aft direction slides.The food product inside container 29 installed on lid 27b is via covering 27b by vegetable container 26 support, it is possible to slide along the longitudinal direction above vegetable container 26 together with lid 27b.It addition, also Can a side in the sidewall upper portion 26a of the lid lower end of 27b or vegetable container 26, rolling is set Sons etc. reduce the mechanism of friction, enable lid 27b further smoothly to move forward and backward above the 26a of upper end.

In the case of taking out food product inside container 29 from CA storeroom 27, it is first turned on vegetable compartment door 25.Now, as noted above, the door opening action of vegetable compartment door 25 while, vegetable container 26 is to refrigerator It is drawn out outward.But, the opening of the air-tight state of CA storeroom 27 and open the door not with vegetable compartment door The enabling of 25, the pull-out linkage of vegetable container 26, even if vegetable compartment door 25 opens the door, CA storeroom 27 its front surface opening 27c covered 27b obturations are lived and are kept airtight state (with reference to Fig. 4).If from This status releasing lock 90a, 90b, forwards draw the handle 29b-2 of lid 27b, then CA storeroom 27 airtight be released from, is installed on the food product inside container 29 of lid 27b by vegetable container 26 Support is the most out (with reference to Fig. 3).Food product inside container 29 is when being pulled out to last, it is possible to Separate from CA storeroom 27 and take out.On the contrary, food product inside container 29 is being accommodated in CA storage In the case of the inside of room 27, food product inside container 29 is pushed to the inboard of CA storeroom 27, The lid 27b being installed on food product inside container 29 is made to abut with tightening flap 29d, before main body 27a Surface opening 27c becomes the state inaccessible by lid 27b, is locked by lock 90a, 90b.So, CA storeroom 27 disconnects the inflow of air around, becomes airtight state (with reference to Fig. 8).

On the other hand, as it is shown in figure 5, at the back side of CA storeroom 27, it is provided with rearward opening Peristome 27d and the rib 35 prominent to CA storeroom 27 inside.

Peristome 27d is made up of multiple through hole 27d-1 at the back side of through CA storeroom 27, example As, it is disposed with the through hole of multiple slit-shaped the most slenderly extended in left-right direction 27d-1.It addition, constitute the through hole 27d-1 of peristome 27d in addition to slit-shaped, it is also possible to be Circular hole, square hole.

The rib 35 prominent from the back side of CA storeroom 27 such as can be set as in the left and right of peristome 27d Both sides are arranged and the ridge vertically extending from the bottom surface of CA storeroom 27, but rib 35 Master be not particularly limited depending on shape, such as can also be to arrange rib 35 in the way of peristome 27d.

In the reefer space 40 that the lower section of vegetable compartment 24 configures across adiabatic partition wall 14, left and right It is arranged side by side ice-making compartment (not illustrating) and the 1st refrigerating chamber 44 possessing automatic ice-making plant, and It is provided with the 2nd refrigerating chamber 46 below.

Ice-making compartment, the 1st refrigerating chamber the 44 and the 2nd refrigerating chamber 46 peristome also with vegetable compartment 24 Inaccessible by the door 45,47 of drawer type equally, and the left and right fastened by the rear side at each door 45,47 A pair support frame keeps accommodating container respectively, pulls out these and receive while door opening action outside refrigerator Receive container.

And then, at the back side of refrigerating space 20, the cold preservation of the air being provided with in cooling refrigerating space 20 With cooler 52 and cold preservation fan 53, with the air of cold preservation cooler 52 cooling through airduct (Duct) 37 blow to cold room 22, cool down in cold room 22.Cold room 22 flows Dynamic air is through being arranged at the not shown open-work of spacer body 21 and flowing into and to vegetable to vegetable compartment 24 After cooling down in room 24, introduce to the backwind tube 31 arranged at the back side of vegetable compartment 24, return to Cold preservation cooler 52.

As in figure 2 it is shown, in the cold preservation lower section of cooler 52, be provided with acceptance by cold preservation cooler 52 Defrosting produce defrosting water downpipe 56, than downpipe 56 be provided with further below described later subtract oxygen dress Put 60.Downpipe 56 and oxygen reduction apparatus 60 are connected by flexible pipe 57, with removing that downpipe 56 accepts Frost water is supplied to oxygen reduction apparatus 60 through flexible pipe 57.

At the back side of reefer space 40, the freezing cooling of the air being provided with in cooling reefer space 40 Device 54 and by the air that cools down with freezing cooler 54 to ice-making compartment, the 1st refrigerating chamber 44 with And the 2nd refrigerating chamber air-supply freezing fan 55.

Cold preservation cooler 52 and freezing cooler 54 set with the lower backside at refrigerator main body 12 The compressor 32 put, not shown condenser, switching valve constitute freeze cycle, together by from compression The cold-producing medium that machine 32 spues cools down, by controlling cold preservation fan 53 and freezing fan 55, Set point of temperature will be cooled to respectively in each storeroom that refrigerating space 20 and reefer space 40 are arranged.

As shown in Figure 6, oxygen reduction apparatus 60 is to clip tabular by anode electrode 62 and cathode electrode 63 The state of solid polyelectrolyte membrane 61 be accommodated in housing 64 in and be unitized.To anode electricity Between pole 62 and cathode electrode 63 apply voltage time, anode electrode 62 to from downpipe 56 through soft Pipe 57 and the moisture that is supplied in defrosting water, the air of oxygen reduction apparatus 60 carries out decomposing and the hydrogen that produces from Son is from lateral cathode electrode 63 side shifting of anode electrode 62.And then, from opening of arranging on housing 64 Oral area 65 through the peristome 27d of CA storeroom 27 and is carried out with the oxygen within CA storeroom 27 React and generate water, thus reduce the oxygen in CA storeroom 27.

Oxygen reduction apparatus 60 is stored up with CA across the peristome 65 arranged on housing 64 with cathode electrode 63 The mode opposed for peristome 27d hiding room 27 is arranged at backwind tube 31 inside.

Oxygen reduction apparatus 60 avoid possessing the door opening times of the vegetable compartment door 25 of CA storeroom 27 many time Between section and run.That is, among the time period set in advance, by set on vegetable compartment door 25 Door trip 25a detect the enabling of vegetable compartment door 25 of more than stipulated number in the case of, such as exist In the case of user carried out the enabling of more than 2 times vegetable compartment doors 25 within 1 hour, it is judged that be yes The time period that the door opening times of vegetable compartment door 25 is many.It is set in the time period that this door opening times is many, does not transports Row oxygen reduction apparatus 60, releases lock 90a, 90b locking to lid 27b so that user is free to The state of open CA storeroom 27.Stipulated time (example in the time period many through this door opening times Such as 1 hour) after, start the operation of oxygen reduction apparatus 60.It addition, bring into operation in oxygen reduction apparatus 60 Started before stipulated time (such as 30 minutes), operation display part 200 shows owing to rising now Oxygen reduction apparatus 60 brings into operation, and therefore can not carry out the opening of CA storeroom 27 within a period of time Content (with reference to Fig. 9), oxygen reduction apparatus 60 is actual bring into operation after, in operation display part 200 Display oxygen reduction apparatus 60 is in running status.

On the other hand, among the time period set in advance, detect vegetable compartment door by door trip 25a In the case of the number of times of the enabling of 25 is fewer than stipulated number, it is judged that for being the door opening times of vegetable compartment door 25 Few time period, 27b will be covered by lock 90a, 90b and lock, and start the operation of oxygen reduction apparatus 60.

Further, the operation with oxygen reduction apparatus 60 starts to be locked by lock 90a, 90b the most simultaneously, Make user can not open CA storeroom 27, and CA storeroom 27 is in locked shape The content of state is shown to the operation display part 200 with the function of lock notification mechanism.

Terminate to run and to through stipulated time (such as 4 hours) after oxygen reduction apparatus 60 brings into operation During till, lock 90a, 90b maintain the state of locking.And then, after the stipulated time, automatically Ground releases lock 90a, 90b, is arranged to user and is free to the state of open CA storeroom 27, And the stock stored in showing CA storeroom 27 in operation display part 200 is to subtract oxygen condition The content being saved.

When user want when CA storeroom 27 is locked open in the case of, by will be Latch-release button 201 set in operation display part 200 is opened and is unlocked.On the other hand, Relieving the situation of locking mistakenly, locking is when wanting into line-locked situation etc. after being automatically dismissed, logical Cross and locking press button 202 is opened, it is possible to effectively lock.It addition, in operation display part 200 Set latch-release button 201 is preferably disposed on the hands of the childs such as the upper portion of refrigerator 10 and reaches The position of height.

Thus, in the case of user has a mind open CA storeroom 27, it is possible to unlock and Open, during therefore, it is possible to prevent the oxygen amount in CA storeroom 27 few, user opens CA easily Storeroom 27.

Oxygen reduction apparatus normally terminates to run, and through the stipulated time, thus completes the guarantor subtracted under oxygen condition After depositing, automatically unlock, therefore need not user and deliberately release in the case of without locking Locking, therefore convenience is good.

By locking, the lid 27b of CA storeroom 27 is by by main body 27a such that it is able to improve Seal, it is possible to be more reliably prevented from air and flow into outside CA storeroom 27 and cause oxygen concentration Rise.

Owing to avoiding possessing the storeroom i.e. opening of vegetable compartment 24 of CA storeroom 27 many time periods and Run oxygen reduction apparatus 60, therefore, it is possible to prevent from wanting to take out the stock in CA storeroom 27 at user Or want to receive in the case of stock owing to oxygen reduction apparatus 60 is currently running in CA storeroom 27 It is locked such that the situation causing can not taking out or collect.

Owing to, before the stipulated time that oxygen reduction apparatus 60 brings into operation, advance notice oxygen reduction apparatus 60 starts fortune OK, therefore, it is possible to prevent from wanting to receive in CA storeroom 27 in the case of stock owing to subtracting oxygen dress Put 60 to be currently running and be locked such that the situation that causes can not taking out or collect.

User confirms operation display part 200 such that it is able to the most just easily judging oxygen reduction apparatus 60 Running, whether be to lock the state that 90a, 90b are playing a role, putting CA therefore, it is possible to prevent from opening by mistake Storeroom 27.

By latch-release button 201 being arranged on the height that the hands of child reaches, it is possible to prevent due to Child makes trouble etc. and to unlock, open CA storeroom 27.

The opening of the lid 27b with CA storeroom 27 that opens the door of vegetable compartment 24 is independently to carry out, even if Vegetable compartment 24 is opened the door, also will not open the airtight of CA storeroom 27.Therefore, even if for vegetable The access of the food within vegetable container 26 of room 24 and frequent switch on vegetable compartment door 25, it is also possible to Oxygen amount within CA storeroom 27 is remained low state.It is therefore not necessary to the most open vegetable Oxygen reduction apparatus 60 is made to work during room 24, it is possible to suppression electric power consumption.

Owing to being provided above CA storeroom 27, therefore at the vegetable container 26 within vegetable compartment 24 Can effectively utilize the space being difficult by within vegetable compartment 24.Further, due at CA storeroom In 27, the food product inside container 29 of upper surface open is configured to pull-out, though therefore CA storage Hide room 27 and be configured at the top of vegetable container 26, it is also possible to easily take out the food in CA storeroom 27 Product, without compromising on practicality.Further, by CA storeroom 27 is set integratedly with spacer body 21 Put, it is possible to realize the general of parts, additionally be able to the most effectively utilize the inside of vegetable compartment 24.

Owing to CA storeroom 27 is arranged in vegetable compartment 24, therefore, it is possible to be mainly used in storing CA storage The high vegetable of effect hidden.Further, even if in refrigerating space 20, also it is higher in vegetable compartment 24 High temperature, therefore Fructus Solani melongenae, Fructus Musae etc. easily cause the food of low temperature obstacle also to be able to not to make quality deterioration ground Preserve under subtracting oxygen condition.

By CA storeroom 27 is integrally provided with spacer body 21, it is impossible to pull-out is fastened with and subtracts oxygen dress Put the CA storeroom 27 itself of 60, it is possible to prevent user from contacting and damage oxygen reduction apparatus 60. Further, food product inside container 29 can be dismantled from CA storeroom 27, therefore, it is possible to take out and clean Food product inside container 29.

CA storeroom 27 is by airtight structure at its front surface, therefore compared with short transverse In the case of the CA storeroom 27 of flat cuboid longer on width and depth direction, Compared with the situation that upper surface entirety is set to opening, it is possible to reduce aperture area, it is possible to reduce obstruction close The probability closed.

It addition, in the first above-mentioned embodiment, as the lid 27b stoping CA storeroom 27 Open locking mechanism, with situation about being fixed relative to main body 27a by lid 27b by lock 90a, 90b It is illustrated for example, it is also possible to carry out forbidding open lid 27b's in operation display part 200 Display stops the opening of lid 27b, or the sound of open lid 27b hinders to use speaker output to forbid Only cover the opening of 27b.

It addition, in the first above-mentioned embodiment, to show CA in operation display part 200 all the time In case of whether storeroom 27 is in locked state, son is illustrated, but can also be only Display whether possessing in the case of the vegetable compartment door 25 of vegetable compartment 24 of CA storeroom 27 is opened Locked.Or, it is also possible to speaker is set at hutch, replaces showing in operation display part 200 Show, use speaker notifies whether be locked as the sound of lock notification mechanism.Thus, possessing The storeroom of the CA storeroom 27 i.e. vegetable compartment door 25 of vegetable compartment 24 is blocked for, CA storeroom 27 Under the state that will not be opened, do not notify the state of locking, consume electric power therefore, it is possible to reduce.

[the second embodiment]

The difference of the hutch of the second embodiment is, not locks with lock 90a, 90b, But by CA storeroom 27 decompression is locked.

In this second embodiment, possess the vacuum pump of the pressure changed in CA storeroom 27, thinking In the case of locking, reduced pressure by the air in vacuum pump suction CA storeroom 27. Thus, by the pressure differential of the inside and outside generation at CA storeroom 27, CA storeroom 27 is by from outward Side becomes locked state towards the pressure of inner side.On the other hand, in the case of wanting to unlock, In CA storeroom 27, send into air by vacuum pump to pressurize, become and CA storeroom 27 The equal pressure in outside, thus suppress the impact of pressure, become the state that can open.

Thus, as the first embodiment, the feelings of the open CA storeroom 27 that has a mind at user Under condition, release the locking caused by pressure differential and can open, therefore, it is possible to prevent at CA storeroom When oxygen amount in 27 is few, user opens CA storeroom 27 easily.

It addition, under the running status of oxygen reduction apparatus 60, the decompression carrying out vacuum pump runs simultaneously, because of Oxygen amount in CA storeroom can be quickly reduced to compared with the situation only running oxygen reduction apparatus 60 by this Less oxygen amount, therefore, it is possible to more effectively obtain the freshness by subtracting the stock that oxygen realizes to maintain effect Really.

It addition, as the second embodiment, arranging the situation of vacuum pump to replace locking 90a, 90b is Example is illustrated, but can also arrange vacuum pump further on the basis of lock 90a, 90b Lock.

Thus, owing to can further improve the seal of disoxidation chamber 27, therefore, it is possible to prevent due to The inflow of the air in disoxidation chamber 27 etc. and cause oxygen concentration to rise.

Even if it addition, lock 90a, 90b and vacuum pump in one party there occurs fault in the case of, As long as the opposing party is normal, then can lock, therefore, it is possible to be provided with reliability high subtract oxygen function Refrigerator.

[the 3rd embodiment]

The refrigerator of the 3rd embodiment on the most specific user can unlock this aspect with on The embodiment stated is different.Specifically, user is made to input in order to open latch-release button 201 Password, the people only grasping password can unlock.

It addition, replacement password, it is also possible to the camera of photography outside arranging refrigerator on refrigerator main body 12, And control is: differentiate making of latch-release button 201 to be operated by the image identification function of this camera User, only in the case of being judged as YES user set in advance, can effectively operate locking and solve Except button 201.

Furthermore it is also possible to replace password and be set as not having within the stipulated time (such as 3 seconds) continuous Press latch-release button 201 then can not unlock, if or being set as not the most continuously by lock Surely release button 201 then can not unlock, thus be set to only grasp latch-release button 201 The people of operational approach can unlock.

Thus, the specific user that only can effectively operate latch-release button 201 can solve Except locking, unlock thus without by the hands of beyond thought user, it is possible to stably maintain and subtract oxygen State.

[the 4th embodiment]

The refrigerator of the 4th embodiment on this aspect of locking can control from afar CA storeroom 27 with Above-mentioned embodiment is different.As shown in Figure 10, the refrigerator of present embodiment via router 101 with Outside communication line 102 can connect communicatedly.This router 101 is so-called WAP, Utilize communication can be connected communicatedly with refrigerator 10.This refrigerator 10 be connected to order wire Various information is exchanged between communication terminal 103 and the server 104 on road 102.It addition, in this enforcement In mode, as communication terminal 103, it is assumed that the so-called intelligence can carried in the outside of house 105 Mobile phone (high function portable phone), plate computer etc..

Utilize communication terminal 103 to confirm the information relevant to the operation locking 90a, 90b of refrigerator 10, sentence Breaking at current time, locking is effective state or invalid state.Afterwards, change locking is being thought In the case of state, input command information, the state of change locking to communication terminal 103.In locking In the case of Status Change, the content that the state to communication terminal 103 notice locking is changed, pass through Communication terminal 103 as lock notification mechanism is able to confirm that the state of locking.Even if it addition, except Change beyond the situation of locking by the operation of communication terminal 103, also notify the Status Change of locking Content.Such as, even if at the user locking press button 202 by the operation display part 200 of refrigerator 10 And the operation of latch-release button 201 and in the case of changing the state of locking, also to communication terminal The content that the state of 103 notice lockings is changed.

Thus, it also is able to confirm and change the state of locking by communication terminal 103 from afar, therefore can Enough prevent from being opened unintentionally CA storeroom 27 by other user, and in situation about can also open Under, also being able to from afar unlocks forms the state that can open.

It addition, in the case of the change locked, it is possible to confirm this change by communication terminal 103 Information more, therefore, it is possible to when the state of locking every time produces change, confirm the state of up-to-date locking.

According at least 1 above-mentioned embodiment, it is possible to obtain following action effect.

Lid 27b is switched owing to control portion 13a set in refrigerator 10 can control to lock 90a, 90b Locking and releasing, therefore, it is possible to lid 27b to be set to lock-out state is to stop the open lid of user 27b, promotes user will not optionally open the lid 27b of CA storeroom 27, it is possible to maintain for a long time Oxygen condition is subtracted in CA storeroom 27.

Above embodiment is example, does not limit the scope of invention.These embodiments can be with Other various modes are implemented, in the range of without departing from inventive concept, can carry out various omission, Exchange and change.These embodiments and deformation thereof be included in the invention described in claim and with In the range of its equivalent.

Claims (13)

1. a hutch, possesses:

Disoxidation chamber, stores the food imported from opening under subtracting oxygen condition；

Disoxidation chamber door, the above-mentioned opening of inaccessible above-mentioned disoxidation chamber；

Oxygen reduction apparatus, becomes in making above-mentioned disoxidation chamber and subtracts oxygen condition；

Locking mechanism, stops the opening of above-mentioned disoxidation chamber door；And

Control portion, becomes to stop the locking of the opening of above-mentioned disoxidation chamber door by above-mentioned locking mechanism switching control State and the releasing state of releasing lock-out state.

Hutch the most according to claim 1, wherein,

Possess unlocking mechanism, accept the operation of user and by above-mentioned locking mechanism from lock-out state Switch to releasing state,

Above-mentioned locking mechanism is above-mentioned disoxidation chamber door to be fixed on above-mentioned disoxidation chamber and stops above-mentioned disoxidation chamber The mechanism of the opening of door.

Hutch the most according to claim 2, wherein,

Possess lock notification mechanism, notify that above-mentioned locking mechanism is in the lock state to user.

Hutch the most according to claim 3, wherein,

Possess: storeroom, be accommodated with above-mentioned disoxidation chamber and above-mentioned disoxidation chamber door；And door of storage room, It is arranged at above-mentioned storeroom,

When above-mentioned door of storage room opens, above-mentioned lock notification mechanism is operated.

5. according to the hutch described in any one in claim 2～4, wherein,

Above-mentioned control portion by Timer Controlling above-mentioned locking mechanism switching control become lock-out state and Releasing state.

6. according to the hutch described in any one in claim 2～4, wherein,

In the operation of above-mentioned oxygen reduction apparatus, above-mentioned locking mechanism is set to locking shape by above-mentioned control portion State.

7. according to the hutch described in any one in claim 2～4, wherein,

Possess: storeroom, be accommodated with above-mentioned disoxidation chamber and above-mentioned disoxidation chamber door；And door of storage room, It is arranged at above-mentioned storeroom,

In the time period set in advance, above-mentioned control portion is in the opening of above-mentioned door of storage room few time Above-mentioned locking mechanism is set to lock-out state by section.

8. according to the hutch described in any one in claim 2～4, wherein,

Time period set in advance is provided with above-mentioned locking mechanism is not set to lock-out state time Between.

9. according to the hutch described in any one in claim 2～4, wherein,

Above-mentioned disoxidation chamber door is fixed on above-mentioned by the pressure that above-mentioned locking mechanism changes in above-mentioned disoxidation chamber Disoxidation chamber.

10. according to the hutch described in any one in claim 2～4, wherein,

Above-mentioned unlocking mechanism is configured to above-mentioned locking mechanism by specific user from lock Determine state and be switched to releasing state.

11. according to the hutch described in any one in claim 2～4, wherein,

Upper portion at hutch is provided with above-mentioned unlocking mechanism.

12. according to the hutch described in any one in claim 2～4, wherein,

Possess the communication terminal that can control above-mentioned locking mechanism from afar,

By above-mentioned communication terminal, above-mentioned locking mechanism can be switched to lock-out state and releasing state.

13. hutch according to claim 12, wherein,

In the case of the state being changed above-mentioned locking mechanism by above-mentioned communication terminal, to above-mentioned logical The state of the letter above-mentioned locking mechanism of terminal notification is changed.