Invention content
The present invention is directed at least solve one of technical problem present in the prior art or the relevant technologies.
For this purpose, an object of the present invention is to provide a kind of preservation devices.
It is another object of the present invention to propose a kind of fresh-keeping control method.
A further object of the present invention is to propose a kind of fresh-keeping control system.
Another object of the present invention is to propose a kind of cooking apparatus.
In view of this, a purpose according to the present invention, it is proposed that a kind of preservation device includes：Cavity, cavity upper end are setFirst charging aperture, the first discharge port and the first bleeding point are equipped with, the cross-sectional area of cavity upper end is more than the cross section of cavity lower endProduct；Cover assembly is arranged at first charging aperture；Vacuum elements are arranged at the first bleeding point on cavity；Blanking component,The first discharge outlet being arranged on cavity；Flexible pouch is arranged on inside cavity, is provided in flexible pouch and is fed respectively with firstSecond charging aperture, the second discharge port and the second bleeding point that mouth, the first discharge port and the first bleeding point are adapted；Wherein, it is flexibleIt is between the second charging aperture of bag and first charging aperture, the second bleeding point and cavity and the second feed opening and blanking componentIt is tightly connected.
A kind of preservation device provided by the invention includes cavity, cover assembly, vacuum elements, blanking component and flexible pouch.By the way that flexible pouch is put into cavity, the first discharge port, the second discharge port, first are evacuated using vacuum elements and blanking componentAfter mouth, the second bleeding point and cavity are connected and sealed, rice is put into flexible pouch by first charging aperture, second charging apertureAfter interior, first charging aperture, second charging aperture and cavity sealing cover are closed using cover assembly, after pumping so that in cavityIn vacuum state, completely cut off the contact with external environment, avoided rice outer because endosperm is directly exposed to, cause hair because absorbing moistureThermal metamorphism happens.Further, the cross-sectional area of cavity upper end is more than the cross-sectional area of cavity lower end, convenient for riceIt pours into, store and releases.Further, flexible pouch is arranged on inside cavity, rice is loaded in flexible pouch, flexible pouch canIt is dismantled with respect to cavity, convenient for subsequently cleaning and with changing flexible pouch.Further, flexible pouch is evacuated using vacuum elements,The oxygen in flexible pouch is emptied, the state in anaerobic, sealing is allowed to, so as to fulfill the fresh-keeping of rice, improves the storage of riceThe edible quality of time and rice is deposited, storage facility is solved in the relevant technologies and occurs because cannot properly be stored to rice due toThe problem of rice moldy metamorphism, a large amount of quick-fried waists.Meanwhile the preservation device, easy to operate, easy, charging, storage and oneself to dischargeDynamicization degree is high, time saving and energy saving, easy to spread.
According to the above-mentioned preservation device of the present invention, there can also be following additional technical feature：
In the above-mentioned technical solutions, it is preferable that preservation device further includes：Upper cover is arranged on the upper end of cavity, the first chargingMouth is arranged on lid.
In the technical scheme, first charging aperture is arranged on the upper lid of cavity upper end, convenient for using cover assembly by theOne feed inlet, second charging aperture and cavity sealing cover close.
In the above-mentioned technical solutions, it is preferable that cover assembly includes：Friction top, the second charging aperture of flexible pouch pass through pressureTight lid is connected and sealed with first charging aperture；First sealing cover, lid are located at first charging aperture, be located on friction top.
In the technical scheme, the second charging aperture of flexible pouch is pressed on cavity by using friction top so that softProperty bag, first charging aperture and friction top fit closely, shape fixed and that define feed inlet, simultaneously because flexible pouch materialFeature, after friction top compresses so that into the space of sealing between the second charging aperture and cavity of flexible pouch, and then play support and expandThe effect in flexible pouch space is opened, further, the first sealing cover lid is located at first charging aperture, be located on friction top, intoAnd realize the pumping under sealed environment and the function of lower rice.Meanwhile the assembling structure is simple, sealing effect is good, convenient disassembly, dimensionIt is low to protect maintenance cost.
In the above-mentioned technical solutions, it is preferable that the second sealing cover is provided between the second bleeding point and cavity, forms sealingConnection.
In the technical scheme, the second sealing cover between the second bleeding point and cavity is set, that is, utilizes mechanical compactionMode causes the second bleeding point of flexible pouch to be closely fitted on cavity under the withholding of the second sealing cover, simultaneously as softProperty bag material characteristic, after the second sealing cover compresses so that into the space of sealing between the second bleeding point of flexible pouch and cavity, intoAnd play the role of support expansion flexible pouch space, further, the second sealing cover is set between the second bleeding point and cavity,Vacuum elements by the second sealing cover with the second bleeding point of flexible pouch are connected, and then realizes and is evacuated fresh-keeping work(Energy.Meanwhile the assembling structure sealing effect is good and easy to process, interchangeability is good.
In the above-mentioned technical solutions, it is preferable that vacuum elements include：Vacuum pump；Conduit, one end and the vacuum pump phase of conduitConnection, the other end of conduit are plugged on the second sealing cover, are communicated with flexible pouch；Check valve is arranged in conduit.
In the technical scheme, vacuum elements include vacuum pump, conduit and check valve, and vacuum pump is by conduit by flexible pouchInterior oxygen extraction so that flexible pouch is in anaerobic, closed state, and then completes to the fresh-keeping of rice.Further, it is leadingSetting check valve, can prevent gas backstreaming, avoid leading to the reflux of gas because of pressure difference, oxygen is made to pass through conduit and is entered in pipeIn flexible pouch, fresh-keeping function can not be realized.
In the above-mentioned technical solutions, it is preferable that blanking component includes：Sealing plate, sealing plate by shaft and be arranged on turnTorsional spring on axis is connected with cavity；Driving mechanism is connected with sealing plate, drives the folding of sealing plate.
In the technical scheme, sealing plate is connected by shaft and torsional spring with cavity, and when this occurs, torsional spring provides certainPretightning force sealing plate is made to be bonded with cavity, further, sealing plate junction set driving mechanism, to realize sealing plateFolding, the assembling structure is simple and practicable, and high degree of automation, failure rate is low, and maintenance cost is low.
In the above-mentioned technical solutions, it is preferable that sealing element is arranged on sealing plate, when sealing plate in the closure state,Sealing element fits with cavity.
In the technical scheme, sealing element is arranged on sealing plate so that sealing plate in the closure state, is arranged on closeDue to the effect for the power that is squeezed elastic deformation occurs for the sealing element on sealing plate, closely fits together with cavity, reaches sealingEffect.
In the above-mentioned technical solutions, it is preferable that sealing element is sealing flexible glue；Driving mechanism includes：Motor and with motor phaseThe cam of connection, cam are in contact with sealing plate.
In the technical scheme, sealing element is sealing flexible glue, and elasticity modulus is small so that sealing plate in the closure state,The sealing element being arranged on sealing plate be squeezed power effect occur elastic deformation, closely fit together, reach with cavitySealing effect；Driving motor includes motor and cam, by motor with folding of the moving cam realization to sealing plate.
Another purpose according to the present invention, it is proposed that a kind of fresh-keeping control method, for preservation device, fresh-keeping controlling partyMethod includes：When detecting the feed inlet sealing of preservation device, start the vacuum pump of preservation device, be evacuated, meet vacuum itemAfter part, vacuum pump is closed；Lower meter Zhi Ling is received, starts the driving mechanism of preservation device, opens the sealing plate of institute's preservation device, intoThe lower rice of row；The lower rice amount of the lower rice of detection in real time；Instantly when rice amount reaches default rice amount, sealing plate is closed, driving mechanism resets；InspectionWhen measuring sealing plate and being turned off signal, it is again started up vacuum pump.
A kind of fresh-keeping control method provided by the invention when detecting the feed inlet sealing of preservation device, starts fresh-keeping dressThe vacuum pump put, is evacuated, and after meeting vacuum condition, closes vacuum pump so that in vacuum state, isolation in preservation deviceContact with external environment avoids rice outer because endosperm is directly exposed to, and causes the rotten situation hair of fever because absorbing moistureIt is raw, so as to fulfill the fresh-keeping of rice, improve the period of storage of rice and the edible quality of rice.Further, it receives downSealing plate is driven to open using driving mechanism after meter Zhi Ling and then realize lower rice, high degree of automation.Further, by real-timeThe lower rice amount of the lower rice of detection, when rice amount reaches default rice amount instantly, closes sealing plate, driving mechanism is resetted, realized to lower riceThe accurate measurement of amount has been accomplished under on-demand institute, meets the use demand of user.Further, detect that sealing plate is turned offDuring signal, vacuum pump is again started up, preservation device is evacuated again, realizes that cycle is fresh-keeping.Meanwhile the fresh-keeping control methodClear principle understands, the smooth no clamping stagnation of flow, high degree of automation.
In the above-mentioned technical solutions, it is preferable that meet vacuum condition, close vacuum pump, specifically include：Record vacuum pumpOpening time；After the opening time of vacuum pump reaches preset time, vacuum pump is closed.
In the technical scheme, whether reach preset time as criterion according to the opening time of vacuum pump, realize pairThe accurate control of preservation device vacuum condition so that preservation device has reached the mesh of energy-saving and emission-reduction while realizing fresh-keeping function, use cost is reduced, improves product quality.
Another purpose according to the present invention, it is proposed that a kind of fresh-keeping control system, for preservation device, fresh-keeping control systemSystem includes：First execution unit during for detecting the sealing of the feed inlet of preservation device, starts the vacuum pump of preservation device, intoRow pumping after meeting vacuum condition, closes vacuum pump；Second execution unit for receiving lower meter Zhi Ling, starts preservation deviceDriving mechanism opens the sealing plate of institute's preservation device, carries out lower rice；Detection unit, for detecting the lower rice amount of lower rice in real time；TheOne control unit, for when rice amount reaches default rice amount instantly, closing sealing plate, driving mechanism resets；Second control unit is usedWhen detecting that sealing plate is turned off signal, it is again started up vacuum pump.
A kind of fresh-keeping control system provided by the invention, the first execution unit detect the feed inlet sealing of preservation deviceAfterwards, start the vacuum pump of preservation device, be evacuated, after meeting vacuum condition, close vacuum pump so that be in preservation deviceVacuum state has completely cut off the contact with external environment, avoids rice outer because endosperm is directly exposed to, and causes fever because absorbing moistureRotten happens, and so as to fulfill the fresh-keeping of rice, improves the period of storage of rice and the edible quality of rice；Second holdsRow unit drives sealing plate to open and then realizes lower rice, high degree of automation after receiving lower meter Zhi Ling using driving mechanism；InspectionThe lower rice amount of the lower rice of unit detection in real time is surveyed, when rice amount reaches default rice amount instantly, the first control unit closes sealing plate, drivingReset realizes the accurate measurement to lower rice amount, has accomplished under on-demand institute, meets the use demand of user；It detectsWhen sealing plate is turned off signal, the second control unit is again started up vacuum pump, and preservation device is evacuated again, realizes cycleIt is fresh-keeping.The fresh-keeping control system high degree of automation, can be accurate according to actual use demand and completes user instruction in real time.
In the above-mentioned technical solutions, it is preferable that fresh-keeping control system further includes：Timing unit, for recording vacuum pumpOpening time；Judging unit after the opening time for working as vacuum pump reaches preset time, closes vacuum pump.
In the technical scheme, the opening time according to the vacuum pump of timing unit record, is opened using judging unit judgementIt opens whether the time reaches preset time as criterion, realizes the accurate control to preservation device vacuum condition so that fresh-keeping dressIt puts and has achieved the purpose that energy-saving and emission-reduction while realizing fresh-keeping function, reduce use cost, improve product quality.
Further object according to the present invention, it is proposed that a kind of cooking apparatus, including：Described in one object of the present inventionPreservation device.
Cooking apparatus provided by the invention, using above-mentioned preservation device, so that the cavity of preservation device after pumpingIt is interior to be in vacuum state, completely cut off the contact with external environment, realized fresh-keeping function, improved the time of storage material, carryProduct performance and user experience are risen.
In the above-mentioned technical solutions, it is preferable that cooking apparatus further includes the fresh-keeping control described in a further object of the present inventionSystem processed.
In the technical scheme, cooking apparatus applies above-mentioned fresh-keeping control system, so that preservation device after pumpingCavity in vacuum state, completely cut off the contact with external environment, realized fresh-keeping function, improve storage material whenBetween, improve product performance and user experience.
In the above-mentioned technical solutions, it is preferable that cooking apparatus is electric cooker, electric pressure cooking saucepan or soy bean milk making machine.
The additional aspect and advantage of the present invention will become practice apparent or by the present invention in following description sectionRecognize.
Specific embodiment
It is to better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific realMode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the applicationFeature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used alsoTo be implemented using other different from other modes described here, therefore, protection scope of the present invention is not by described belowSpecific embodiment limitation.
Preservation device 1 described according to some embodiments of the invention, fresh-keeping control method, guarantor are described referring to Fig. 1 to Fig. 6Fresh control system 2 and cooking apparatus.
Include as shown in Figure 1, the embodiment of first aspect present invention proposes a kind of preservation device 1：Cavity 10, cavity 10Upper end is provided with first charging aperture, the first discharge port and the first bleeding point, and the cross-sectional area of cavity upper end is more than cavity lower endCross-sectional area；Cover assembly 20, is arranged at first charging aperture；Vacuum elements 30, the first bleeding point being arranged on cavity 10Place；Blanking component 40, the first discharge outlet being arranged on cavity 10；Flexible pouch 50 is arranged on inside cavity 10, flexible pouch 50On be provided with the second charging aperture being adapted respectively with first charging aperture, the first discharge port and the first bleeding point, the second discharge portAnd second bleeding point；Wherein, the second charging aperture of flexible pouch 50 and first charging aperture, the second bleeding point and cavity 10, Yi JiIt is to be tightly connected between two feed openings and blanking component 40.
A kind of preservation device 1 provided by the invention includes cavity 10, cover assembly 20, vacuum elements 30, blanking component 40And flexible pouch 50.By the way that flexible pouch 50 is put into cavity 10, using vacuum elements 30 and blanking component 40 by the first discharge port,After second discharge port, the first bleeding point, the second bleeding point and cavity 10 are connected and sealed, rice is put into flexible pouch 50It is interior, first charging aperture, second charging aperture and 10 sealing cover of cavity are closed using cover assembly 20, so that cavity 10 after pumpingIt is interior to be in vacuum state, completely cut off the contact with external environment, avoided rice outer because endosperm is directly exposed to, draw because absorbing moistureRise happening for thermal metamorphism.Further, the cross-sectional area of 10 upper end of cavity is more than the cross-sectional area of 10 lower end of cavity, justPouring into, store and releasing in rice.Further, flexible pouch 50 is arranged on inside cavity 10, rice is loaded in flexibilityIn bag 50, flexible pouch 50 can be dismantled with respect to cavity 10, convenient for subsequently cleaning and with changing flexible pouch 50.Further, pumping is utilizedComponent 30 is evacuated flexible pouch 50, empties the oxygen in flexible pouch 50, the state in anaerobic, sealing is allowed to, so as to realExisting rice it is fresh-keeping, improve the period of storage of rice and the edible quality of rice, solve in the relevant technologies storage facility becauseRice cannot properly be stored and the problem of rice moldy metamorphism, a large amount of quick-fried waists occur.Meanwhile the preservation device 1, operationSimply, easy, the high degree of automation of charging, storage and discharging is time saving and energy saving, easy to spread.
In one embodiment of the invention, it is preferred that preservation device further includes：Upper cover is arranged on the upper end of cavity, theOne feed inlet is arranged on lid.
In this embodiment, first charging aperture is arranged in the upper cover 102 of 10 upper end of cavity, convenient for utilizing cover assembly 20First charging aperture, second charging aperture and 10 sealing cover of cavity are closed.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, cover assembly 20 includes：Friction top 202, it is flexibleThe second charging aperture of bag 50 is connected and sealed by friction top 202 and upper cover 102；First sealing cover 204, lid be located at first intoAt material mouth, it be located on friction top 202.
In this embodiment, the second charging aperture of flexible pouch 50 is pressed in upper cover 102 by using friction top 202,So that flexible pouch 50, upper cover 102 and friction top 202 fit closely, shape that is fixed and defining feed inlet, simultaneously because flexibleThe characteristics of 50 material of bag, after friction top 202 compresses so that into the sky of sealing between the second charging aperture of flexible pouch 50 and cavity 10Between, and then play the role of 50 space of support expansion flexible pouch, further, the first sealing cover 204 lid is located at the first chargingMouthful place, be located on friction top 202 so that upper cover 102 have the function of out with close, and then realization sealed environment under pumping andThe function of lower rice.Meanwhile the assembling structure is simple, sealing effect is good, convenient disassembly, and maintenance and repair is at low cost.
In one embodiment of the invention, it is preferable that the second sealing cover is provided between the second bleeding point and cavity 1060, it is formed and is tightly connected.
In this embodiment, the second sealing cover 60 between the second bleeding point and cavity 10 is set, that is, utilizes mechanical compactionMode the second bleeding point of flexible pouch 50 is closely fitted on cavity 10 under the withholding of the second sealing cover 60, togetherWhen, due to the characteristic of 50 material of flexible pouch, after the second sealing cover 60 compresses so that 50 second bleeding point of flexible pouch and cavity 10 itBetween into the space of sealing, and then play the role of support expansion flexible pouch 50 space, further, in the second bleeding point and cavitySecond sealing cover 60 is set between 10 so that vacuum elements 30 can pass through the second sealing cover 60 and the second pumping of flexible pouch 50Mouth is connected, and then realizes and be evacuated fresh-keeping function.Meanwhile the assembling structure sealing effect is good and easy to process, interchangeabilityIt is good.
In one embodiment of the invention, it is preferable that as shown in figure 3, vacuum elements 30 include：Vacuum pump 302；Conduit304, one end of conduit 304 is connected with vacuum pump 302, and the other end of conduit 304 is plugged on the second sealing cover 60, with flexibilityBag 50 communicates；Check valve 306 is arranged in conduit 304.
In this embodiment, vacuum elements 30 include vacuum pump 302, conduit 304 and check valve 306, and vacuum pump 302 passes throughConduit 304 extracts the oxygen in flexible pouch 50 out so that flexible pouch 50 is in anaerobic, closed state, and then completes to riceIt is fresh-keeping.Further, the setting check valve 306 in conduit 304, can prevent gas backstreaming, avoid leading to gas because of pressure differenceReflux, oxygen is made to pass through conduit 304 and is entered in flexible pouch 50, can not realize fresh-keeping function.
In one embodiment of the invention, it is preferable that as shown in figure 4, blanking component 40 includes：Sealing plate 402, sealingPlate 402 is connected by shaft 404 and the torsional spring being arranged in shaft 404 406 with cavity 10；Driving mechanism, with sealing plate 402It is connected, drives the folding of sealing plate 402.
In this embodiment, sealing plate 402 is connected by shaft 404 and torsional spring 406 with cavity 10, when this occurs, is turned roundSpring 406, which provides certain pretightning force, makes sealing plate 402 be bonded with cavity 10, further, sets and drives in 402 junction of sealing plateMotivation structure, to realize the folding of sealing plate 402, the assembling structure is simple and practicable, and high degree of automation, failure rate is low, safeguards intoThis is low.
In one embodiment of the invention, it is preferable that sealing element is arranged on sealing plate 402, at sealing plate 402When closed state, sealing element fits with cavity 10.
In this embodiment, sealing element is arranged on sealing plate 402 so that sealing plate 402 in the closure state, is setElastic deformation occurs when the sealing element on sealing plate 402 is because the effect for the power that is squeezed, closely fits together with cavity 10,Reach sealing effect.
In one embodiment of the invention, it is preferable that sealing element is sealing flexible glue；Driving mechanism includes：Motor 408,And the cam 410 being connected with motor 408, cam 410 are in contact with sealing plate 402.
In this embodiment, sealing element is sealing flexible glue, and elasticity modulus is small so that sealing plate 402 in the closure state,The sealing element being arranged on sealing plate 402 be squeezed power effect occur elastic deformation, closely fit together with cavity 10,Reach sealing effect；Driving motor 408 includes motor 408 and cam 410, is realized by motor 408 with moving cam 410 to sealing plate402 folding.
As shown in figure 5, embodiment according to the second aspect of the invention, it is proposed that a kind of fresh-keeping control method, for fresh-keepingDevice 1, fresh-keeping control method include：When detecting the feed inlet sealing of preservation device 1, start the vacuum pump of preservation device 1302, it is evacuated, after meeting vacuum condition, closes vacuum pump 302；Lower meter Zhi Ling is received, starts the driving machine of preservation device 1Structure opens the sealing plate 402 of institute's preservation device 1, carries out lower rice；The lower rice amount of the lower rice of detection in real time；Instantly rice amount reaches defaultDuring rice amount, sealing plate 402 is closed, driving mechanism resets；When detecting that sealing plate 402 is turned off signal, it is again started up vacuum pump302。
A kind of fresh-keeping control method provided by the invention when detecting the feed inlet sealing of preservation device 1, starts fresh-keeping dress1 vacuum pump 302 is put, is evacuated, after meeting vacuum condition, closes vacuum pump 302 so that vacuum is in preservation device 1State has completely cut off the contact with external environment, avoids rice outer because endosperm is directly exposed to, and causes fever rotten because absorbing moistureHappen, so as to fulfill the fresh-keeping of rice, improve the period of storage of rice and the edible quality of rice.Further,Sealing plate 402 is driven to open using driving mechanism after receiving lower meter Zhi Ling and then realize lower rice, high degree of automation.Further, by detecting the lower rice amount of lower rice in real time, when rice amount reaches default rice amount instantly, sealing plate 402 is closed, driving mechanism is multiplePosition, realizes the accurate measurement to lower rice amount, has accomplished under on-demand institute, meets the use demand of user.Further, it detectsWhen being turned off signal to sealing plate 402, vacuum pump 302 is again started up, preservation device 1 is evacuated again, realizes that cycle is protectedIt is fresh.Meanwhile the fresh-keeping control method clear principle understands, the smooth no clamping stagnation of flow, high degree of automation.
In one embodiment of the invention, it is preferable that meet vacuum condition, close vacuum pump 302, specifically include：NoteRecord the opening time of vacuum pump 302；After the opening time of vacuum pump 302 reaches preset time, vacuum pump 302 is closed.
In this embodiment, whether reach preset time as criterion according to the opening time of vacuum pump 302, realize pairThe accurate control of 1 vacuum condition of preservation device so that preservation device 1 has reached the mesh of energy-saving and emission-reduction while realizing fresh-keeping function, use cost is reduced, improves product quality.
In one embodiment of the invention, as shown in figure 5, shown in fresh-keeping control method is as follows：
Step S502, the feed inlet sealing of detection preservation device 1；
Step S504 starts the vacuum pump 302 of preservation device 1, is evacuated；
Step S506 records the opening time of vacuum pump 302；
Step S508, preset time；If the comparison result of step S508, which is the opening time of record vacuum pump 302, reaches pre-If the time then enters step S510；
Step S510 closes vacuum pump 302；In above-mentioned steps, if the comparison result of step S508 is record vacuum pump302 opening time is not up to preset time, then enters step S506；
Step S512 receives lower meter Zhi Ling；
Step S514 starts the driving mechanism of preservation device 1, opens the sealing plate 402 of preservation device 1；
Step S516, lower rice；
Step S518 presets rice amount；If the comparison result of step S518 reaches default rice amount for lower rice amount, enter stepS520；
Step S520, closes the sealing plate 402 of preservation device 1, and the driving mechanism of preservation device 1 resets；In above-mentioned stepsIn, if the comparison result of step S518 is the not up to default rice amount of lower rice amount, enter step S516；
Step S522, the sealing plate 402 of detection preservation device 1 are turned off signal；If the comparison result of step S522 is inspectionThe sealing plate 402 for measuring preservation device 1 is turned off signal, then enters step S504；If the comparison result of step S522 is does not examineThe sealing plate 402 for measuring preservation device 1 is turned off signal, then enters step S520.
As shown in fig. 6, embodiment according to the third aspect of the invention we, it is proposed that a kind of fresh-keeping control system 6, for fresh-keepingDevice 1, fresh-keeping control system 6 include：First execution unit 61, for detect the feed inlet of preservation device 1 sealing when, startThe vacuum pump 302 of preservation device 1, is evacuated, and after meeting vacuum condition, closes vacuum pump 302；Second execution unit 62 is usedIn receiving lower meter Zhi Ling, start the driving mechanism of preservation device 1, open the sealing plate 402 of institute's preservation device 1, carry out lower rice；InspectionUnit 63 is surveyed, for detecting the lower rice amount of lower rice in real time；First control unit 64, for when rice amount reaches default rice amount instantly,Sealing plate 402 is closed, driving mechanism resets；Second control unit 65, during for detecting that sealing plate 402 is turned off signal, thenSecondary startup vacuum pump 302.
A kind of fresh-keeping control system 6 provided by the invention, the first execution unit 61 detect that the feed inlet of preservation device 1 is closeIt is honored as a queen, starts the vacuum pump 302 of preservation device 1, be evacuated, after meeting vacuum condition, close vacuum pump 302 so that fresh-keepingIn vacuum state in device 1, completely cut off the contact with external environment, avoid rice outer because endosperm is directly exposed to, because absorbingMoisture causes fever is rotten to happen, and so as to fulfill the fresh-keeping of rice, improves the period of storage of rice and the food of riceUse quality；Second execution unit 62 is received and is driven under sealing plate 402 opens and then realize using driving mechanism after lower meter Zhi LingRice, high degree of automation；The lower rice amount of the lower rice of the detection in real time of detection unit 63, when rice amount reaches default rice amount instantly, the first controlUnit 64 processed closes sealing plate 402, and driving mechanism resets, and realizes the accurate measurement to lower rice amount, has accomplished under on-demand institute, fullThe foot use demand of user；When detecting that sealing plate 402 is turned off signal, the second control unit 65 is again started up vacuum pump302, preservation device 1 is evacuated again, realizes that cycle is fresh-keeping.Fresh-keeping 6 high degree of automation of control system, can be according to realityBorder use demand is accurate and completes user instruction in real time.
In one embodiment of the invention, it is preferable that fresh-keeping control system 6 further includes：Timing unit 612, for rememberingRecord the opening time of vacuum pump 302；Judging unit 614 after the opening time for working as vacuum pump 302 reaches preset time, closesClose vacuum pump 302.
In this embodiment, the opening time of the vacuum pump 302 recorded according to timing unit 612, utilizes judging unit 614Judge whether the opening time reaches preset time as criterion, realize the accurate control to 1 vacuum condition of preservation device so thatPreservation device 1 has achieved the purpose that energy-saving and emission-reduction while realizing fresh-keeping function, reduces use cost, improves product productMatter.
Embodiment according to the fourth aspect of the invention, it is proposed that a kind of cooking apparatus, including：The first aspect of the present invention is realApply the preservation device 1 described in example.
Cooking apparatus provided by the invention, using above-mentioned preservation device 1, so that the chamber of preservation device 1 after pumpingIn vacuum state in body 10, completely cut off the contact with external environment, realized fresh-keeping function, improve storage material whenBetween, improve product performance and user experience.
In one embodiment of the invention, it is preferable that cooking apparatus is further included described in a further object of the present inventionFresh-keeping control system 6.
In this embodiment, cooking apparatus applies above-mentioned fresh-keeping control system 6, so that preservation device 1 after pumpingCavity 10 in vacuum state, completely cut off the contact with external environment, realized fresh-keeping function, improved storage materialTime improves product performance and user experience.
Preferably, cooking apparatus is electric cooker, electric pressure cooking saucepan or soy bean milk making machine.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peaceThe terms such as dress ", " connected ", " connection ", " fixation " should all be interpreted broadly, for example, " connection " can be fixedly connected, it can alsoIt is to be detachably connected or be integrally connected；" connected " can be directly connected, and can also be indirectly connected by intermediary.It is rightFor those of ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.Mean to combine at least one reality that the particular features, structures, materials, or characteristics that the embodiment or example describe are contained in the present inventionIt applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or realityExample.Moreover, description particular features, structures, materials, or characteristics can in any one or more embodiments or example withSuitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this fieldFor art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, that is made any repaiiesChange, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.